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Author SHA1 Message Date
Ben McClelland
17b42c369a add wiki assets 2023-06-10 19:49:40 -07:00
296 changed files with 26 additions and 67579 deletions

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@@ -1,46 +0,0 @@
# Binaries for programs and plugins
*.exe
*.exe~
*.dll
*.so
*.dylib
cmd/versitygw/versitygw
/versitygw
# Test binary, built with `go test -c`
*.test
# Output of the go coverage tool, specifically when used with LiteIDE
*.out
# Go workspace file
go.work
# ignore IntelliJ directories
.idea
# auto generated VERSION file
VERSION
# build output
/versitygw.spec
/versitygw.spec.in
*.tar
*.tar.gz
**/rand.data
/profile.txt
dist/
# Release config files
/.github
# Docker configuration files
*Dockerfile
/docker-compose.yml
# read files
/LICENSE
/NOTICE
/CODE_OF_CONDUCT.md
/README.md

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POSIX_PORT=7071
PROXY_PORT=7070
ACCESS_KEY_ID=user
SECRET_ACCESS_KEY=pass
IAM_DIR=.
SETUP_DIR=.
AZ_ACCOUNT_NAME=devstoreaccount1
AZ_ACCOUNT_KEY=Eby8vdM02xNOcqFlqUwJPLlmEtlCDXJ1OUzFT50uSRZ6IFsuFq2UVErCz4I6tq/K1SZFPTOtr/KBHBeksoGMGw==

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@@ -1,23 +0,0 @@
---
name: Bug Report
about: Create a report to help us improve
title: '[Bug] - <Short Description>'
labels: bug
assignees: ''
---
**Describe the bug**
<!-- A clear and concise description of what the bug is. -->
**To Reproduce**
<!-- Steps to reproduce the behavior. -->
**Expected behavior**
<!-- A clear and concise description of what you expected to happen. -->
**Server Version**
<!-- output of: './versitygw -version && uname -a' -->
**Additional context**
<!-- Describe s3 client and version if applicable.

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@@ -1,14 +0,0 @@
---
name: Feature Request
about: Suggest an idea for this project
title: '[Feature] - <Short Description>'
labels: enhancement
assignees: ''
---
**Describe the solution you'd like**
<!-- A clear and concise description of what you want to happen. -->
**Additional context**
<!-- Add any other context or screenshots about the feature request here. -->

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@@ -1,33 +0,0 @@
---
name: Test Case Request
about: Request new test cases or additional test coverage
title: '[Test Case] - <Short Description>'
labels: 'testcase'
assignees: ''
---
## Description
<!-- Please provide a detailed description of the test case or test coverage request. -->
## Purpose
<!-- Explain why this test case is important and what it aims to achieve. -->
## Scope
<!-- Describe the scope of the test case, including any specific functionalities, features, or modules that should be tested. -->
## Acceptance Criteria
<!-- List the criteria that must be met for the test case to be considered complete. -->
1.
2.
3.
## Additional Context
<!-- Add any other context or screenshots about the feature request here. -->
## Resources
<!-- Provide any resources, documentation, or links that could help in writing the test case. -->
**Thank you for contributing to our project!**

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version: 2
updates:
- package-ecosystem: "gomod"
directory: "/"
schedule:
interval: "weekly"
groups:
dev-dependencies:
patterns:
- "*"
allow:
# Allow both direct and indirect updates for all packages
- dependency-type: "all"

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name: azurite functional tests
on: pull_request
jobs:
test:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Set up Go
uses: actions/setup-go@v5
with:
go-version: 'stable'
id: go
- name: Set up Docker Compose
run: |
docker compose -f tests/docker-compose.yml --env-file .env.dev --project-directory . up -d azurite azuritegw
- name: Wait for Azurite to be ready
run: sleep 40
- name: Get Dependencies
run: |
go mod download
- name: Build and Run
run: |
make
./versitygw test -a user -s pass -e http://127.0.0.1:7070 full-flow --azure
- name: Shut down services
run: |
docker compose -f tests/docker-compose.yml --env-file .env.dev --project-directory . down azurite azuritegw

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@@ -1,23 +0,0 @@
name: betteralign
on: pull_request
jobs:
build:
name: Check
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
with:
fetch-depth: 1
- name: Set up Go
uses: actions/setup-go@v5
with:
go-version: "stable"
id: go
- name: Install betteralign
run: go install github.com/dkorunic/betteralign/cmd/betteralign@latest
- name: Run betteralign
run: betteralign -test_files ./...

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@@ -1,28 +0,0 @@
name: docker bats tests
on: pull_request
jobs:
build:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Build Docker Image
run: |
cp tests/.env.docker.default tests/.env.docker
cp tests/.secrets.default tests/.secrets
docker build \
--build-arg="GO_LIBRARY=go1.23.1.linux-amd64.tar.gz" \
--build-arg="AWS_CLI=awscli-exe-linux-x86_64.zip" \
--build-arg="MC_FOLDER=linux-amd64" \
--progress=plain \
-f tests/Dockerfile_test_bats \
-t bats_test .
- name: Run Docker Container
run: |
docker compose -f tests/docker-compose-bats.yml --project-directory . \
up --exit-code-from s3api_np_only s3api_np_only

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@@ -1,57 +0,0 @@
name: Publish Docker image
on:
release:
types: [published]
jobs:
push_to_registries:
name: Push Docker image to multiple registries
runs-on: ubuntu-latest
permissions:
packages: write
contents: read
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Set up QEMU
uses: docker/setup-qemu-action@v3
- name: Set up Docker Buildx
id: buildx
uses: docker/setup-buildx-action@v3
- name: Log in to Docker Hub
uses: docker/login-action@v3
with:
username: ${{ secrets.DOCKER_USERNAME }}
password: ${{ secrets.DOCKER_PASSWORD }}
- name: Log in to the Container registry
uses: docker/login-action@v3
with:
registry: ghcr.io
username: ${{ github.actor }}
password: ${{ secrets.GITHUB_TOKEN }}
- name: Extract metadata (tags, labels) for Docker
id: meta
uses: docker/metadata-action@v5
with:
images: |
versity/versitygw
ghcr.io/${{ github.repository }}
- name: Build and push Docker images
uses: docker/build-push-action@v5
with:
context: .
push: true
tags: ${{ steps.meta.outputs.tags }}
labels: ${{ steps.meta.outputs.labels }}
platforms: linux/amd64,linux/arm64
build-args: |
VERSION=${{ github.event.release.tag_name }}
TIME=${{ github.event.release.published_at }}
BUILD=${{ github.sha }}

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@@ -1,31 +0,0 @@
name: functional tests
on: pull_request
jobs:
build:
name: RunTests
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
- name: Set up Go
uses: actions/setup-go@v5
with:
go-version: 'stable'
id: go
- name: Get Dependencies
run: |
go mod download
- name: Build and Run
run: |
make testbin
./runtests.sh
- name: Coverage Report
run: |
go tool covdata percent -i=/tmp/covdata

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@@ -1,38 +0,0 @@
name: general
on: pull_request
jobs:
build:
name: Build
runs-on: ubuntu-latest
steps:
- name: Check out code into the Go module directory
uses: actions/checkout@v4
- name: Set up Go
uses: actions/setup-go@v5
with:
go-version: 'stable'
id: go
- name: Verify all files pass gofmt formatting
run: if [ "$(gofmt -s -l . | wc -l)" -gt 0 ]; then gofmt -s -d .; exit 1; fi
- name: Get dependencies
run: |
go get -v -t -d ./...
- name: Build
run: make
- name: Test
run: go test -coverprofile profile.txt -race -v -timeout 30s -tags=github ./...
- name: Install govulncheck
run: go install golang.org/x/vuln/cmd/govulncheck@latest
shell: bash
- name: Run govulncheck
run: govulncheck ./...
shell: bash

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@@ -1,38 +0,0 @@
name: goreleaser
on:
push:
# run only against tags
tags:
- '*'
permissions:
contents: write
# packages: write
# issues: write
jobs:
goreleaser:
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Fetch tags
run: git fetch --force --tags
- name: Setup Go
uses: actions/setup-go@v5
with:
go-version: stable
- name: Run Releaser
uses: goreleaser/goreleaser-action@v5
with:
distribution: goreleaser
version: latest
args: release --clean
env:
GITHUB_TOKEN: ${{ secrets.TOKEN }}

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@@ -1,16 +0,0 @@
name: shellcheck
on: pull_request
jobs:
build:
name: Run shellcheck
runs-on: ubuntu-latest
steps:
- name: Check out code
uses: actions/checkout@v4
- name: Run checks
run: |
shellcheck --version
shellcheck -e SC1091 tests/*.sh tests/*/*.sh

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@@ -1,24 +0,0 @@
name: staticcheck
on: pull_request
jobs:
build:
name: Check
runs-on: ubuntu-latest
steps:
- name: Checkout
uses: actions/checkout@v4
with:
fetch-depth: 1
- name: Set up Go
uses: actions/setup-go@v5
with:
go-version: 'stable'
id: go
- name: "staticcheck"
uses: dominikh/staticcheck-action@v1
with:
version: "latest"

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@@ -1,191 +0,0 @@
name: system tests
on: pull_request
jobs:
build:
name: RunTests
runs-on: ubuntu-latest
strategy:
fail-fast: false
matrix:
include:
- set: "mc, posix, non-file count, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "mc-non-file-count"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "mc, posix, file count, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "mc-file-count"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "REST, posix, non-static, all, folder IAM"
IAM_TYPE: folder
RUN_SET: "rest"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3, posix, non-file count, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3-non-file-count"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3, posix, file count, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3-file-count"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3api, posix, bucket|object|multipart, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-bucket,s3api-object,s3api-multipart"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3api, posix, policy, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-policy"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3api, posix, user, non-static, s3 IAM"
IAM_TYPE: s3
RUN_SET: "s3api-user"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3api, posix, bucket, static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-bucket"
RECREATE_BUCKETS: "false"
BACKEND: "posix"
- set: "s3api, posix, multipart, static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-multipart"
RECREATE_BUCKETS: "false"
BACKEND: "posix"
- set: "s3api, posix, object, static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-object"
RECREATE_BUCKETS: "false"
BACKEND: "posix"
- set: "s3api, posix, policy, static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-policy"
RECREATE_BUCKETS: "false"
BACKEND: "posix"
- set: "s3api, posix, user, static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-user"
RECREATE_BUCKETS: "false"
BACKEND: "posix"
- set: "s3api, s3, multipart|object, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-bucket,s3api-object,s3api-multipart"
RECREATE_BUCKETS: "true"
BACKEND: "s3"
- set: "s3api, s3, policy|user, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3api-policy,s3api-user"
RECREATE_BUCKETS: "true"
BACKEND: "s3"
- set: "s3cmd, posix, file count, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3cmd-file-count"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3cmd, posix, non-user, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3cmd-non-user"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
- set: "s3cmd, posix, user, non-static, folder IAM"
IAM_TYPE: folder
RUN_SET: "s3cmd-user"
RECREATE_BUCKETS: "true"
BACKEND: "posix"
steps:
- name: Check out code into the Go module directory
uses: actions/checkout@v4
- name: Set up Go
uses: actions/setup-go@v5
with:
go-version: 'stable'
id: go
- name: Get Dependencies
run: |
go get -v -t -d ./...
- name: Install BATS
run: |
git clone https://github.com/bats-core/bats-core.git
cd bats-core && ./install.sh $HOME
git clone https://github.com/bats-core/bats-support.git ${{ github.workspace }}/tests/bats-support
git clone https://github.com/ztombol/bats-assert.git ${{ github.workspace }}/tests/bats-assert
- name: Install s3cmd
run: |
sudo apt-get install s3cmd
- name: Install mc
run: |
curl https://dl.min.io/client/mc/release/linux-amd64/mc --create-dirs -o /usr/local/bin/mc
chmod 755 /usr/local/bin/mc
- name: Install xmllint (for rest)
run: |
sudo apt-get install libxml2-utils
- name: Build and run
env:
IAM_TYPE: ${{ matrix.IAM_TYPE }}
RUN_SET: ${{ matrix.RUN_SET }}
AWS_PROFILE: versity
VERSITY_EXE: ${{ github.workspace }}/versitygw
RUN_VERSITYGW: true
BACKEND: ${{ matrix.BACKEND }}
RECREATE_BUCKETS: ${{ matrix.RECREATE_BUCKETS }}
CERT: ${{ github.workspace }}/cert.pem
KEY: ${{ github.workspace }}/versitygw.pem
LOCAL_FOLDER: /tmp/gw
BUCKET_ONE_NAME: versity-gwtest-bucket-one
BUCKET_TWO_NAME: versity-gwtest-bucket-two
USERS_FOLDER: /tmp/iam
USERS_BUCKET: versity-gwtest-iam
AWS_ENDPOINT_URL: https://127.0.0.1:7070
PORT: 7070
S3CMD_CONFIG: tests/s3cfg.local.default
MC_ALIAS: versity
LOG_LEVEL: 4
GOCOVERDIR: ${{ github.workspace }}/cover
USERNAME_ONE: ABCDEFG
PASSWORD_ONE: 1234567
USERNAME_TWO: HIJKLMN
PASSWORD_TWO: 8901234
TEST_FILE_FOLDER: ${{ github.workspace }}/versity-gwtest-files
REMOVE_TEST_FILE_FOLDER: true
VERSIONING_DIR: ${{ github.workspace }}/versioning
COMMAND_LOG: command.log
TIME_LOG: time.log
run: |
make testbin
export AWS_ACCESS_KEY_ID=ABCDEFGHIJKLMNOPQRST
export AWS_SECRET_ACCESS_KEY=ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmn
export AWS_REGION=us-east-1
export AWS_ACCESS_KEY_ID_TWO=user
export AWS_SECRET_ACCESS_KEY_TWO=pass
aws configure set aws_access_key_id $AWS_ACCESS_KEY_ID --profile versity
aws configure set aws_secret_access_key $AWS_SECRET_ACCESS_KEY --profile versity
aws configure set aws_region $AWS_REGION --profile versity
mkdir $LOCAL_FOLDER
export WORKSPACE=$GITHUB_WORKSPACE
openssl genpkey -algorithm RSA -out $KEY -pkeyopt rsa_keygen_bits:2048
openssl req -new -x509 -key $KEY -out $CERT -days 365 -subj "/C=US/ST=California/L=San Francisco/O=Versity/OU=Software/CN=versity.com"
mkdir $GOCOVERDIR $USERS_FOLDER
if [[ $RECREATE_BUCKETS == "false" ]]; then
BYPASS_ENV_FILE=true ${{ github.workspace }}/tests/setup_static.sh
fi
BYPASS_ENV_FILE=true ${{ github.workspace }}/tests/run.sh $RUN_SET
- name: Time report
run: cat ${{ github.workspace }}/time.log
- name: Coverage report
run: |
go tool covdata percent -i=cover

48
.gitignore vendored
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@@ -7,8 +7,6 @@
*.dll
*.so
*.dylib
cmd/versitygw/versitygw
/versitygw
# Test binary, built with `go test -c`
*.test
@@ -21,49 +19,3 @@ cmd/versitygw/versitygw
# Go workspace file
go.work
# ignore IntelliJ directories
.idea
# ignore VS code directories
.vscode
# auto generated VERSION file
VERSION
# build output
/versitygw.spec
*.tar
*.tar.gz
**/rand.data
/profile.txt
dist/
# secrets file for local github-actions testing
tests/.secrets*
# IAM users files often created in testing
users.json
users.json.backup
# env files for testing
**/.env*
**/!.env.default
# s3cmd config files (testing)
tests/s3cfg.local*
tests/!s3cfg.local.default
# keys
*.pem
# patches
*.patch
# grafana's local database (kept on filesystem for survival between instantiations)
metrics-exploration/grafana_data/**
# bats tools
/tests/bats-assert
/tests/bats-support

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@@ -1,126 +0,0 @@
before:
hooks:
- go mod tidy
builds:
- goos:
- linux
- darwin
- freebsd
# windows is untested, we can start doing windows releases
# if someone is interested in taking on testing
# - windows
env:
# disable cgo to fix glibc issues: https://github.com/golang/go/issues/58550
# once we need to enable this, we will need to do per distro releases
- CGO_ENABLED=0
main: ./cmd/versitygw
binary: versitygw
goarch:
- amd64
- arm64
ldflags:
- -X=main.Build={{.Commit}} -X=main.BuildTime={{.Date}} -X=main.Version={{.Version}}
archives:
- format: tar.gz
# this name template makes the OS and Arch compatible with the results of uname.
name_template: >-
{{ .ProjectName }}_v{{ .Version }}_
{{- title .Os }}_
{{- if eq .Arch "amd64" }}x86_64
{{- else if eq .Arch "386" }}i386
{{- else }}{{ .Arch }}{{ end }}
{{- if .Arm }}v{{ .Arm }}{{ end }}
# Set this to true if you want all files in the archive to be in a single directory.
# If set to true and you extract the archive 'goreleaser_Linux_arm64.tar.gz',
# you'll get a folder 'goreleaser_Linux_arm64'.
# If set to false, all files are extracted separately.
# You can also set it to a custom folder name (templating is supported).
wrap_in_directory: true
# use zip for windows archives
format_overrides:
- goos: windows
format: zip
# Additional files/globs you want to add to the archive.
#
# Default: [ 'LICENSE*', 'README*', 'CHANGELOG', 'license*', 'readme*', 'changelog']
# Templates: allowed
files:
- README.md
- LICENSE
- NOTICE
checksum:
name_template: 'checksums.txt'
snapshot:
name_template: "{{ incpatch .Version }}-next"
changelog:
sort: asc
filters:
exclude:
- '^docs:'
- '^test:'
- '^Merge '
nfpms:
- id: packages
package_name: versitygw
vendor: Versity Software
homepage: https://github.com/versity/versitygw
maintainer: Ben McClelland <ben.mcclelland@versity.com>
description: |-
The Versity S3 Gateway.
A high-performance tool facilitating translation between AWS S3 API
requests and various backend storage systems, including POSIX file
backend storage. Its stateless architecture enables deployment in
clusters for increased throughput, distributing requests across gateways
for optimal performance. With a focus on modularity, it supports future
extensions for additional backend systems.
license: Apache 2.0
builds:
- versitygw
formats:
- deb
- rpm
umask: 0o002
bindir: /usr/bin
epoch: "1"
release: "1"
rpm:
group: "System Environment/Daemons"
# RPM specific scripts.
scripts:
# The pretrans script runs before all RPM package transactions / stages.
#pretrans: ./extra/pretrans.sh
# The posttrans script runs after all RPM package transactions / stages.
posttrans: ./extra/posttrans.sh
contents:
- src: extra/versitygw@.service
dst: /lib/systemd/system/versitygw@.service
- src: extra/example.conf
dst: /etc/versitygw.d/example.conf
type: config
- dst: /etc/versitygw.d
type: dir
file_info:
mode: 0700
# yaml-language-server: $schema=https://goreleaser.com/static/schema.json
# vim: set ts=2 sw=2 tw=0 fo=cnqoj

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@@ -1,128 +0,0 @@
# Contributor Covenant Code of Conduct
## Our Pledge
We as members, contributors, and leaders pledge to make participation in our
community a harassment-free experience for everyone, regardless of age, body
size, visible or invisible disability, ethnicity, sex characteristics, gender
identity and expression, level of experience, education, socio-economic status,
nationality, personal appearance, race, religion, or sexual identity
and orientation.
We pledge to act and interact in ways that contribute to an open, welcoming,
diverse, inclusive, and healthy community.
## Our Standards
Examples of behavior that contributes to a positive environment for our
community include:
* Demonstrating empathy and kindness toward other people
* Being respectful of differing opinions, viewpoints, and experiences
* Giving and gracefully accepting constructive feedback
* Accepting responsibility and apologizing to those affected by our mistakes,
and learning from the experience
* Focusing on what is best not just for us as individuals, but for the
overall community
Examples of unacceptable behavior include:
* The use of sexualized language or imagery, and sexual attention or
advances of any kind
* Trolling, insulting or derogatory comments, and personal or political attacks
* Public or private harassment
* Publishing others' private information, such as a physical or email
address, without their explicit permission
* Other conduct which could reasonably be considered inappropriate in a
professional setting
## Enforcement Responsibilities
Community leaders are responsible for clarifying and enforcing our standards of
acceptable behavior and will take appropriate and fair corrective action in
response to any behavior that they deem inappropriate, threatening, offensive,
or harmful.
Community leaders have the right and responsibility to remove, edit, or reject
comments, commits, code, wiki edits, issues, and other contributions that are
not aligned to this Code of Conduct, and will communicate reasons for moderation
decisions when appropriate.
## Scope
This Code of Conduct applies within all community spaces, and also applies when
an individual is officially representing the community in public spaces.
Examples of representing our community include using an official e-mail address,
posting via an official social media account, or acting as an appointed
representative at an online or offline event.
## Enforcement
Instances of abusive, harassing, or otherwise unacceptable behavior may be
reported to the community leaders responsible for enforcement at
versitygw@versity.com.
All complaints will be reviewed and investigated promptly and fairly.
All community leaders are obligated to respect the privacy and security of the
reporter of any incident.
## Enforcement Guidelines
Community leaders will follow these Community Impact Guidelines in determining
the consequences for any action they deem in violation of this Code of Conduct:
### 1. Correction
**Community Impact**: Use of inappropriate language or other behavior deemed
unprofessional or unwelcome in the community.
**Consequence**: A private, written warning from community leaders, providing
clarity around the nature of the violation and an explanation of why the
behavior was inappropriate. A public apology may be requested.
### 2. Warning
**Community Impact**: A violation through a single incident or series
of actions.
**Consequence**: A warning with consequences for continued behavior. No
interaction with the people involved, including unsolicited interaction with
those enforcing the Code of Conduct, for a specified period of time. This
includes avoiding interactions in community spaces as well as external channels
like social media. Violating these terms may lead to a temporary or
permanent ban.
### 3. Temporary Ban
**Community Impact**: A serious violation of community standards, including
sustained inappropriate behavior.
**Consequence**: A temporary ban from any sort of interaction or public
communication with the community for a specified period of time. No public or
private interaction with the people involved, including unsolicited interaction
with those enforcing the Code of Conduct, is allowed during this period.
Violating these terms may lead to a permanent ban.
### 4. Permanent Ban
**Community Impact**: Demonstrating a pattern of violation of community
standards, including sustained inappropriate behavior, harassment of an
individual, or aggression toward or disparagement of classes of individuals.
**Consequence**: A permanent ban from any sort of public interaction within
the community.
## Attribution
This Code of Conduct is adapted from the [Contributor Covenant][homepage],
version 2.0, available at
https://www.contributor-covenant.org/version/2/0/code_of_conduct.html.
Community Impact Guidelines were inspired by [Mozilla's code of conduct
enforcement ladder](https://github.com/mozilla/diversity).
[homepage]: https://www.contributor-covenant.org
For answers to common questions about this code of conduct, see the FAQ at
https://www.contributor-covenant.org/faq. Translations are available at
https://www.contributor-covenant.org/translations.

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@@ -1,35 +0,0 @@
FROM golang:latest
# Set build arguments with default values
ARG VERSION="none"
ARG BUILD="none"
ARG TIME="none"
# Set environment variables
ENV VERSION=${VERSION}
ENV BUILD=${BUILD}
ENV TIME=${TIME}
WORKDIR /app
COPY go.mod ./
RUN go mod download
COPY ./ ./
WORKDIR /app/cmd/versitygw
ENV CGO_ENABLED=0
RUN go build -ldflags "-X=main.Build=${BUILD} -X=main.BuildTime=${TIME} -X=main.Version=${VERSION}" -o versitygw
FROM alpine:latest
# These arguments can be overriden when building the image
ARG IAM_DIR=/tmp/vgw
ARG SETUP_DIR=/tmp/vgw
RUN mkdir -p $IAM_DIR
RUN mkdir -p $SETUP_DIR
COPY --from=0 /app/cmd/versitygw/versitygw /app/versitygw
ENTRYPOINT [ "/app/versitygw" ]

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# Copyright 2023 Versity Software
# This file is licensed under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
# Go parameters
GOCMD=go
GOBUILD=$(GOCMD) build
GOCLEAN=$(GOCMD) clean
GOTEST=$(GOCMD) test
# docker-compose
DCCMD=docker-compose
DOCKERCOMPOSE=$(DCCMD) -f tests/docker-compose.yml --env-file .env.dev --project-directory .
BIN=versitygw
VERSION := $(shell if test -e VERSION; then cat VERSION; else git describe --abbrev=0 --tags HEAD; fi)
BUILD := $(shell git rev-parse --short HEAD || echo release-rpm)
TIME := `date -u '+%Y-%m-%d_%I:%M:%S%p'`
LDFLAGS=-ldflags "-X=main.Build=$(BUILD) -X=main.BuildTime=$(TIME) -X=main.Version=$(VERSION)"
all: build
build: $(BIN)
.PHONY: $(BIN)
$(BIN):
$(GOBUILD) $(LDFLAGS) -o $(BIN) cmd/$(BIN)/*.go
testbin:
$(GOBUILD) $(LDFLAGS) -o $(BIN) -cover -race cmd/$(BIN)/*.go
.PHONY: test
test:
$(GOTEST) ./...
.PHONY: check
check:
# note this requires staticcheck be in your PATH:
# export PATH=$PATH:~/go/bin
# go install honnef.co/go/tools/cmd/staticcheck@latest
staticcheck ./...
golint ./...
gofmt -s -l .
.PHONY: clean
clean:
$(GOCLEAN)
.PHONY: cleanall
cleanall: clean
rm -f $(BIN)
rm -f versitygw-*.tar
rm -f versitygw-*.tar.gz
TARFILE = $(BIN)-$(VERSION).tar
dist:
echo $(VERSION) >VERSION
git archive --format=tar --prefix $(BIN)-$(VERSION)/ HEAD > $(TARFILE)
rm -f VERSION
gzip -f $(TARFILE)
# Creates and runs S3 gateway instance in a docker container
.PHONY: up-posix
up-posix:
$(DOCKERCOMPOSE) up posix
# Creates and runs S3 gateway proxy instance in a docker container
.PHONY: up-proxy
up-proxy:
$(DOCKERCOMPOSE) up proxy
# Creates and runs S3 gateway to azurite instance in a docker container
.PHONY: up-azurite
up-azurite:
$(DOCKERCOMPOSE) up azurite azuritegw
# Creates and runs both S3 gateway and proxy server instances in docker containers
.PHONY: up-app
up-app:
$(DOCKERCOMPOSE) up

2
NOTICE
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@@ -1,2 +0,0 @@
versitygw - Versity S3 Gateway
Copyright 2023 Versity Software

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@@ -1,87 +0,0 @@
# The Versity S3 Gateway:<br/>A High-Performance S3 Translation Service
<picture>
<source media="(prefers-color-scheme: dark)" srcset="https://github.com/versity/versitygw/blob/assets/assets/logo-white.svg">
<source media="(prefers-color-scheme: light)" srcset="https://github.com/versity/versitygw/blob/assets/assets/logo.svg">
<a href="https://www.versity.com"><img alt="Versity Software logo image." src="https://github.com/versity/versitygw/blob/assets/assets/logo.svg"></a>
</picture>
[![Apache V2 License](https://img.shields.io/badge/license-Apache%20V2-blue.svg)](https://github.com/versity/versitygw/blob/main/LICENSE) [![Go Report Card](https://goreportcard.com/badge/github.com/versity/versitygw)](https://goreportcard.com/report/github.com/versity/versitygw) [![Go Reference](https://pkg.go.dev/badge/github.com/versity/versitygw.svg)](https://pkg.go.dev/github.com/versity/versitygw)
### Binary release builds
Download [latest release](https://github.com/versity/versitygw/releases)
| Linux/amd64 | Linux/arm64 | MacOS/amd64 | MacOS/arm64 | BSD/amd64 | BSD/arm64 |
|:-----------:|:-----------:|:-----------:|:-----------:|:---------:|:---------:|
| ✔️ | ✔️ | ✔️ | ✔️ | ✔️ | ✔️ |
### Use Cases
* Turn your local filesystem into an S3 server with a single command!
* Proxy S3 requests to S3 storage
* Simple to deploy S3 server with a single command
* Protocol compatibility in `posix` allows common access to files via posix or S3
* Simplified interface for adding new storage system support
### News
Check out latest wiki articles: [https://github.com/versity/versitygw/wiki/Articles](https://github.com/versity/versitygw/wiki/Articles)
### Mailing List
Keep up to date with latest gateway announcements by signing up to the [versitygw mailing list](https://www.versity.com/products/versitygw#signup).
### Documentation
See project [documentation](https://github.com/versity/versitygw/wiki) on the wiki.
### Need help?
Ask questions in the [community discussions](https://github.com/versity/versitygw/discussions).
<br>
Contact [Versity Sales](https://www.versity.com/contact/) to discuss enterprise support.
### Overview
Versity Gateway, a simple to use tool for seamless inline translation between AWS S3 object commands and storage systems. The Versity Gateway bridges the gap between S3-reliant applications and other storage systems, enabling enhanced compatibility and integration while offering exceptional scalability.
The server translates incoming S3 API requests and transforms them into equivalent operations to the backend service. By leveraging this gateway server, applications can interact with the S3-compatible API on top of already existing storage systems. This project enables leveraging existing infrastructure investments while seamlessly integrating with S3-compatible systems, offering increased flexibility and compatibility in managing data storage.
The Versity Gateway is focused on performance, simplicity, and expandability. The Versity Gateway is designed with modularity in mind, enabling future extensions to support additional backend storage systems. At present, the Versity Gateway supports any generic POSIX file backend storage and Versitys open source ScoutFS filesystem.
The gateway is completely stateless. Multiple Versity Gateway instances may be deployed in a cluster to increase aggregate throughput. The Versity Gateways stateless architecture allows any request to be serviced by any gateway thereby distributing workloads and enhancing performance. Load balancers may be used to evenly distribute requests across the cluster of gateways for optimal performance.
The S3 HTTP(S) server and routing is implemented using the [Fiber](https://gofiber.io) web framework. This framework is actively developed with a focus on performance. S3 API compatibility leverages the official [aws-sdk-go-v2](https://github.com/aws/aws-sdk-go-v2) whenever possible for maximum service compatibility with AWS S3.
## Getting Started
See the [Quickstart](https://github.com/versity/versitygw/wiki/Quickstart) documentation.
### Run the gateway with posix backend:
```
mkdir /tmp/vgw
ROOT_ACCESS_KEY="testuser" ROOT_SECRET_KEY="secret" ./versitygw --port :10000 posix /tmp/vgw
```
This will enable an S3 server on the current host listening on port 10000 and hosting the directory `/tmp/vgw`.
To get the usage output, run the following:
```
./versitygw --help
```
The command format is
```
versitygw [global options] command [command options] [arguments...]
```
The [global options](https://github.com/versity/versitygw/wiki/Global-Options) are specified before the backend type and the backend options are specified after.
***
#### Versity gives you clarity and control over your archival storage, so you can allocate more resources to your core mission.
### Contact
![versity logo](https://www.versity.com/wp-content/uploads/2022/12/cropped-android-chrome-512x512-1-32x32.png)
info@versity.com <br />
+1 844 726 8826
### @versitysoftware
[![linkedin](https://github.com/versity/versitygw/blob/assets/assets/linkedin.jpg)](https://www.linkedin.com/company/versity/) &nbsp;
[![twitter](https://github.com/versity/versitygw/blob/assets/assets/twitter.jpg)](https://twitter.com/VersitySoftware) &nbsp;
[![facebook](https://github.com/versity/versitygw/blob/assets/assets/facebook.jpg)](https://www.facebook.com/versitysoftware) &nbsp;
[![instagram](https://github.com/versity/versitygw/blob/assets/assets/instagram.jpg)](https://www.instagram.com/versitysoftware/) &nbsp;

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// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"context"
"encoding/json"
"errors"
"fmt"
"strings"
"github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/s3err"
)
type ACL struct {
Owner string
Grantees []Grantee
}
type Grantee struct {
Permission types.Permission
Access string
Type types.Type
}
type GetBucketAclOutput struct {
Owner *types.Owner
AccessControlList AccessControlList
}
type PutBucketAclInput struct {
Bucket *string
AccessControlPolicy *AccessControlPolicy
GrantFullControl *string
GrantRead *string
GrantReadACP *string
GrantWrite *string
GrantWriteACP *string
ACL types.BucketCannedACL
}
type AccessControlPolicy struct {
Owner *types.Owner
AccessControlList AccessControlList `xml:"AccessControlList"`
}
type AccessControlList struct {
Grants []Grant `xml:"Grant"`
}
type Grant struct {
Grantee *Grt
Permission types.Permission
}
type Grt struct {
XMLNS string `xml:"xmlns:xsi,attr"`
XMLXSI types.Type `xml:"xsi:type,attr"`
Type types.Type `xml:"Type"`
ID string `xml:"ID"`
}
func ParseACL(data []byte) (ACL, error) {
if len(data) == 0 {
return ACL{}, nil
}
var acl ACL
if err := json.Unmarshal(data, &acl); err != nil {
return acl, fmt.Errorf("parse acl: %w", err)
}
return acl, nil
}
func ParseACLOutput(data []byte) (GetBucketAclOutput, error) {
var acl ACL
if err := json.Unmarshal(data, &acl); err != nil {
return GetBucketAclOutput{}, fmt.Errorf("parse acl: %w", err)
}
grants := []Grant{}
for _, elem := range acl.Grantees {
acs := elem.Access
grants = append(grants, Grant{
Grantee: &Grt{
XMLNS: "http://www.w3.org/2001/XMLSchema-instance",
XMLXSI: elem.Type,
ID: acs,
Type: elem.Type,
},
Permission: elem.Permission,
})
}
return GetBucketAclOutput{
Owner: &types.Owner{
ID: &acl.Owner,
},
AccessControlList: AccessControlList{
Grants: grants,
},
}, nil
}
func UpdateACL(input *PutBucketAclInput, acl ACL, iam IAMService, isAdmin bool) ([]byte, error) {
if input == nil {
return nil, s3err.GetAPIError(s3err.ErrInvalidRequest)
}
defaultGrantees := []Grantee{
{
Permission: types.PermissionFullControl,
Access: acl.Owner,
Type: types.TypeCanonicalUser,
},
}
// if the ACL is specified, set the ACL, else replace the grantees
if input.ACL != "" {
switch input.ACL {
case types.BucketCannedACLPublicRead:
defaultGrantees = append(defaultGrantees, Grantee{
Permission: types.PermissionRead,
Access: "all-users",
Type: types.TypeGroup,
})
case types.BucketCannedACLPublicReadWrite:
defaultGrantees = append(defaultGrantees, []Grantee{
{
Permission: types.PermissionRead,
Access: "all-users",
Type: types.TypeGroup,
},
{
Permission: types.PermissionWrite,
Access: "all-users",
Type: types.TypeGroup,
},
}...)
}
} else {
accs := []string{}
if input.GrantRead != nil || input.GrantReadACP != nil || input.GrantFullControl != nil || input.GrantWrite != nil || input.GrantWriteACP != nil {
fullControlList, readList, readACPList, writeList, writeACPList := []string{}, []string{}, []string{}, []string{}, []string{}
if input.GrantFullControl != nil && *input.GrantFullControl != "" {
fullControlList = splitUnique(*input.GrantFullControl, ",")
for _, str := range fullControlList {
defaultGrantees = append(defaultGrantees, Grantee{
Access: str,
Permission: types.PermissionFullControl,
Type: types.TypeCanonicalUser,
})
}
}
if input.GrantRead != nil && *input.GrantRead != "" {
readList = splitUnique(*input.GrantRead, ",")
for _, str := range readList {
defaultGrantees = append(defaultGrantees, Grantee{
Access: str,
Permission: types.PermissionRead,
Type: types.TypeCanonicalUser,
})
}
}
if input.GrantReadACP != nil && *input.GrantReadACP != "" {
readACPList = splitUnique(*input.GrantReadACP, ",")
for _, str := range readACPList {
defaultGrantees = append(defaultGrantees, Grantee{
Access: str,
Permission: types.PermissionReadAcp,
Type: types.TypeCanonicalUser,
})
}
}
if input.GrantWrite != nil && *input.GrantWrite != "" {
writeList = splitUnique(*input.GrantWrite, ",")
for _, str := range writeList {
defaultGrantees = append(defaultGrantees, Grantee{
Access: str,
Permission: types.PermissionWrite,
Type: types.TypeCanonicalUser,
})
}
}
if input.GrantWriteACP != nil && *input.GrantWriteACP != "" {
writeACPList = splitUnique(*input.GrantWriteACP, ",")
for _, str := range writeACPList {
defaultGrantees = append(defaultGrantees, Grantee{
Access: str,
Permission: types.PermissionWriteAcp,
Type: types.TypeCanonicalUser,
})
}
}
accs = append(append(append(append(fullControlList, readList...), writeACPList...), readACPList...), writeList...)
} else {
cache := make(map[string]bool)
for _, grt := range input.AccessControlPolicy.AccessControlList.Grants {
if grt.Grantee == nil || grt.Grantee.ID == "" || grt.Permission == "" {
return nil, s3err.GetAPIError(s3err.ErrInvalidRequest)
}
access := grt.Grantee.ID
defaultGrantees = append(defaultGrantees, Grantee{
Access: access,
Permission: grt.Permission,
Type: types.TypeCanonicalUser,
})
if _, ok := cache[access]; !ok {
cache[access] = true
accs = append(accs, access)
}
}
}
// Check if the specified accounts exist
accList, err := CheckIfAccountsExist(accs, iam)
if err != nil {
return nil, err
}
if len(accList) > 0 {
return nil, fmt.Errorf("accounts does not exist: %s", strings.Join(accList, ", "))
}
}
acl.Grantees = defaultGrantees
result, err := json.Marshal(acl)
if err != nil {
return nil, err
}
return result, nil
}
func CheckIfAccountsExist(accs []string, iam IAMService) ([]string, error) {
result := []string{}
for _, acc := range accs {
_, err := iam.GetUserAccount(acc)
if err != nil {
if err == ErrNoSuchUser {
result = append(result, acc)
continue
}
if err == ErrNotSupported {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
return nil, fmt.Errorf("check user account: %w", err)
}
}
return result, nil
}
func splitUnique(s, divider string) []string {
elements := strings.Split(s, divider)
uniqueElements := make(map[string]bool)
result := make([]string, 0, len(elements))
for _, element := range elements {
if _, ok := uniqueElements[element]; !ok {
result = append(result, element)
uniqueElements[element] = true
}
}
return result
}
func verifyACL(acl ACL, access string, permission types.Permission) error {
grantee := Grantee{
Access: access,
Permission: permission,
Type: types.TypeCanonicalUser,
}
granteeFullCtrl := Grantee{
Access: access,
Permission: types.PermissionFullControl,
Type: types.TypeCanonicalUser,
}
granteeAllUsers := Grantee{
Access: "all-users",
Permission: permission,
Type: types.TypeGroup,
}
isFound := false
for _, grt := range acl.Grantees {
if grt == grantee || grt == granteeFullCtrl || grt == granteeAllUsers {
isFound = true
break
}
}
if isFound {
return nil
}
return s3err.GetAPIError(s3err.ErrAccessDenied)
}
func MayCreateBucket(acct Account, isRoot bool) error {
if isRoot {
return nil
}
if acct.Role == RoleUser {
return s3err.GetAPIError(s3err.ErrAccessDenied)
}
return nil
}
func IsAdminOrOwner(acct Account, isRoot bool, acl ACL) error {
// Owner check
if acct.Access == acl.Owner {
return nil
}
// Root user has access over almost everything
if isRoot {
return nil
}
// Admin user case
if acct.Role == RoleAdmin {
return nil
}
// Return access denied in all other cases
return s3err.GetAPIError(s3err.ErrAccessDenied)
}
type AccessOptions struct {
AclPermission types.Permission
Bucket string
Object string
Action Action
Acl ACL
Acc Account
IsRoot bool
Readonly bool
}
func VerifyAccess(ctx context.Context, be backend.Backend, opts AccessOptions) error {
if opts.Readonly {
if opts.AclPermission == types.PermissionWrite || opts.AclPermission == types.PermissionWriteAcp {
return s3err.GetAPIError(s3err.ErrAccessDenied)
}
}
if opts.IsRoot {
return nil
}
if opts.Acc.Role == RoleAdmin {
return nil
}
policy, policyErr := be.GetBucketPolicy(ctx, opts.Bucket)
if policyErr != nil {
if !errors.Is(policyErr, s3err.GetAPIError(s3err.ErrNoSuchBucketPolicy)) {
return policyErr
}
} else {
return VerifyBucketPolicy(policy, opts.Acc.Access, opts.Bucket, opts.Object, opts.Action)
}
if err := verifyACL(opts.Acl, opts.Acc.Access, opts.AclPermission); err != nil {
return err
}
return nil
}
func VerifyObjectCopyAccess(ctx context.Context, be backend.Backend, copySource string, opts AccessOptions) error {
if opts.IsRoot {
return nil
}
if opts.Acc.Role == RoleAdmin {
return nil
}
// Verify destination bucket access
if err := VerifyAccess(ctx, be, opts); err != nil {
return err
}
// Verify source bucket access
srcBucket, srcObject, found := strings.Cut(copySource, "/")
if !found {
return s3err.GetAPIError(s3err.ErrInvalidCopySource)
}
// Get source bucket ACL
srcBucketACLBytes, err := be.GetBucketAcl(ctx, &s3.GetBucketAclInput{Bucket: &srcBucket})
if err != nil {
return err
}
var srcBucketAcl ACL
if err := json.Unmarshal(srcBucketACLBytes, &srcBucketAcl); err != nil {
return err
}
if err := VerifyAccess(ctx, be, AccessOptions{
Acl: srcBucketAcl,
AclPermission: types.PermissionRead,
IsRoot: opts.IsRoot,
Acc: opts.Acc,
Bucket: srcBucket,
Object: srcObject,
Action: GetObjectAction,
}); err != nil {
return err
}
return nil
}

View File

@@ -1,152 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"encoding/json"
"errors"
"net/http"
"github.com/versity/versitygw/s3err"
)
var (
errResourceMismatch = errors.New("Action does not apply to any resource(s) in statement")
//lint:ignore ST1005 Reason: This error message is intended for end-user clarity and follows their expectations
errInvalidResource = errors.New("Policy has invalid resource")
//lint:ignore ST1005 Reason: This error message is intended for end-user clarity and follows their expectations
errInvalidPrincipal = errors.New("Invalid principal in policy")
//lint:ignore ST1005 Reason: This error message is intended for end-user clarity and follows their expectations
errInvalidAction = errors.New("Policy has invalid action")
)
type BucketPolicy struct {
Statement []BucketPolicyItem `json:"Statement"`
}
func (bp *BucketPolicy) Validate(bucket string, iam IAMService) error {
for _, statement := range bp.Statement {
err := statement.Validate(bucket, iam)
if err != nil {
return err
}
}
return nil
}
func (bp *BucketPolicy) isAllowed(principal string, action Action, resource string) bool {
for _, statement := range bp.Statement {
if statement.findMatch(principal, action, resource) {
switch statement.Effect {
case BucketPolicyAccessTypeAllow:
return true
case BucketPolicyAccessTypeDeny:
return false
}
}
}
return false
}
type BucketPolicyItem struct {
Principals Principals `json:"Principal"`
Actions Actions `json:"Action"`
Resources Resources `json:"Resource"`
Effect BucketPolicyAccessType `json:"Effect"`
}
func (bpi *BucketPolicyItem) Validate(bucket string, iam IAMService) error {
if err := bpi.Effect.Validate(); err != nil {
return err
}
if err := bpi.Principals.Validate(iam); err != nil {
return err
}
if err := bpi.Resources.Validate(bucket); err != nil {
return err
}
containsObjectAction := bpi.Resources.ContainsObjectPattern()
containsBucketAction := bpi.Resources.ContainsBucketPattern()
for action := range bpi.Actions {
isObjectAction := action.IsObjectAction()
if isObjectAction == nil {
break
}
if *isObjectAction && !containsObjectAction {
return errResourceMismatch
}
if !*isObjectAction && !containsBucketAction {
return errResourceMismatch
}
}
return nil
}
func (bpi *BucketPolicyItem) findMatch(principal string, action Action, resource string) bool {
if bpi.Principals.Contains(principal) && bpi.Actions.FindMatch(action) && bpi.Resources.FindMatch(resource) {
return true
}
return false
}
func getMalformedPolicyError(err error) error {
return s3err.APIError{
Code: "MalformedPolicy",
Description: err.Error(),
HTTPStatusCode: http.StatusBadRequest,
}
}
func ValidatePolicyDocument(policyBin []byte, bucket string, iam IAMService) error {
var policy BucketPolicy
if err := json.Unmarshal(policyBin, &policy); err != nil {
return getMalformedPolicyError(err)
}
if len(policy.Statement) == 0 {
//lint:ignore ST1005 Reason: This error message is intended for end-user clarity and follows their expectations
return getMalformedPolicyError(errors.New("Could not parse the policy: Statement is empty!"))
}
if err := policy.Validate(bucket, iam); err != nil {
return getMalformedPolicyError(err)
}
return nil
}
func VerifyBucketPolicy(policy []byte, access, bucket, object string, action Action) error {
var bucketPolicy BucketPolicy
if err := json.Unmarshal(policy, &bucketPolicy); err != nil {
return err
}
resource := bucket
if object != "" {
resource += "/" + object
}
if !bucketPolicy.isAllowed(access, action, resource) {
return s3err.GetAPIError(s3err.ErrAccessDenied)
}
return nil
}

View File

@@ -1,250 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"encoding/json"
"strings"
)
type Action string
const (
GetBucketAclAction Action = "s3:GetBucketAcl"
CreateBucketAction Action = "s3:CreateBucket"
PutBucketAclAction Action = "s3:PutBucketAcl"
DeleteBucketAction Action = "s3:DeleteBucket"
PutBucketVersioningAction Action = "s3:PutBucketVersioning"
GetBucketVersioningAction Action = "s3:GetBucketVersioning"
PutBucketPolicyAction Action = "s3:PutBucketPolicy"
GetBucketPolicyAction Action = "s3:GetBucketPolicy"
DeleteBucketPolicyAction Action = "s3:DeleteBucketPolicy"
AbortMultipartUploadAction Action = "s3:AbortMultipartUpload"
ListMultipartUploadPartsAction Action = "s3:ListMultipartUploadParts"
ListBucketMultipartUploadsAction Action = "s3:ListBucketMultipartUploads"
PutObjectAction Action = "s3:PutObject"
GetObjectAction Action = "s3:GetObject"
GetObjectVersionAction Action = "s3:GetObjectVersion"
DeleteObjectAction Action = "s3:DeleteObject"
GetObjectAclAction Action = "s3:GetObjectAcl"
GetObjectAttributesAction Action = "s3:GetObjectAttributes"
PutObjectAclAction Action = "s3:PutObjectAcl"
RestoreObjectAction Action = "s3:RestoreObject"
GetBucketTaggingAction Action = "s3:GetBucketTagging"
PutBucketTaggingAction Action = "s3:PutBucketTagging"
GetObjectTaggingAction Action = "s3:GetObjectTagging"
PutObjectTaggingAction Action = "s3:PutObjectTagging"
DeleteObjectTaggingAction Action = "s3:DeleteObjectTagging"
ListBucketVersionsAction Action = "s3:ListBucketVersions"
ListBucketAction Action = "s3:ListBucket"
GetBucketObjectLockConfigurationAction Action = "s3:GetBucketObjectLockConfiguration"
PutBucketObjectLockConfigurationAction Action = "s3:PutBucketObjectLockConfiguration"
GetObjectLegalHoldAction Action = "s3:GetObjectLegalHold"
PutObjectLegalHoldAction Action = "s3:PutObjectLegalHold"
GetObjectRetentionAction Action = "s3:GetObjectRetention"
PutObjectRetentionAction Action = "s3:PutObjectRetention"
BypassGovernanceRetentionAction Action = "s3:BypassGovernanceRetention"
PutBucketOwnershipControlsAction Action = "s3:PutBucketOwnershipControls"
GetBucketOwnershipControlsAction Action = "s3:GetBucketOwnershipControls"
AllActions Action = "s3:*"
)
var supportedActionList = map[Action]struct{}{
GetBucketAclAction: {},
CreateBucketAction: {},
PutBucketAclAction: {},
DeleteBucketAction: {},
PutBucketVersioningAction: {},
GetBucketVersioningAction: {},
PutBucketPolicyAction: {},
GetBucketPolicyAction: {},
DeleteBucketPolicyAction: {},
AbortMultipartUploadAction: {},
ListMultipartUploadPartsAction: {},
ListBucketMultipartUploadsAction: {},
PutObjectAction: {},
GetObjectAction: {},
GetObjectVersionAction: {},
DeleteObjectAction: {},
GetObjectAclAction: {},
GetObjectAttributesAction: {},
PutObjectAclAction: {},
RestoreObjectAction: {},
GetBucketTaggingAction: {},
PutBucketTaggingAction: {},
GetObjectTaggingAction: {},
PutObjectTaggingAction: {},
DeleteObjectTaggingAction: {},
ListBucketVersionsAction: {},
ListBucketAction: {},
PutBucketObjectLockConfigurationAction: {},
GetObjectLegalHoldAction: {},
PutObjectLegalHoldAction: {},
GetObjectRetentionAction: {},
PutObjectRetentionAction: {},
BypassGovernanceRetentionAction: {},
PutBucketOwnershipControlsAction: {},
GetBucketOwnershipControlsAction: {},
AllActions: {},
}
var supportedObjectActionList = map[Action]struct{}{
AbortMultipartUploadAction: {},
ListMultipartUploadPartsAction: {},
PutObjectAction: {},
GetObjectAction: {},
GetObjectVersionAction: {},
DeleteObjectAction: {},
GetObjectAclAction: {},
GetObjectAttributesAction: {},
PutObjectAclAction: {},
RestoreObjectAction: {},
GetObjectTaggingAction: {},
PutObjectTaggingAction: {},
DeleteObjectTaggingAction: {},
GetObjectLegalHoldAction: {},
PutObjectLegalHoldAction: {},
GetObjectRetentionAction: {},
PutObjectRetentionAction: {},
BypassGovernanceRetentionAction: {},
AllActions: {},
}
// Validates Action: it should either wildcard match with supported actions list or be in it
func (a Action) IsValid() error {
if !strings.HasPrefix(string(a), "s3:") {
return errInvalidAction
}
if a == AllActions {
return nil
}
if a[len(a)-1] == '*' {
pattern := strings.TrimSuffix(string(a), "*")
for act := range supportedActionList {
if strings.HasPrefix(string(act), pattern) {
return nil
}
}
return errInvalidAction
}
_, found := supportedActionList[a]
if !found {
return errInvalidAction
}
return nil
}
func getBoolPtr(bl bool) *bool {
return &bl
}
// Checks if the action is object action
// nil points to 's3:*'
func (a Action) IsObjectAction() *bool {
if a == AllActions {
return nil
}
if a[len(a)-1] == '*' {
pattern := strings.TrimSuffix(string(a), "*")
for act := range supportedObjectActionList {
if strings.HasPrefix(string(act), pattern) {
return getBoolPtr(true)
}
}
return getBoolPtr(false)
}
_, found := supportedObjectActionList[a]
return &found
}
func (a Action) WildCardMatch(act Action) bool {
if strings.HasSuffix(string(a), "*") {
pattern := strings.TrimSuffix(string(a), "*")
return strings.HasPrefix(string(act), pattern)
}
return false
}
type Actions map[Action]struct{}
// Override UnmarshalJSON method to decode both []string and string properties
func (a *Actions) UnmarshalJSON(data []byte) error {
ss := []string{}
var err error
if err = json.Unmarshal(data, &ss); err == nil {
if len(ss) == 0 {
return errInvalidAction
}
*a = make(Actions)
for _, s := range ss {
err = a.Add(s)
if err != nil {
return err
}
}
} else {
var s string
if err = json.Unmarshal(data, &s); err == nil {
if s == "" {
return errInvalidAction
}
*a = make(Actions)
err = a.Add(s)
if err != nil {
return err
}
}
}
return err
}
// Validates and adds a new Action to Actions map
func (a Actions) Add(str string) error {
action := Action(str)
err := action.IsValid()
if err != nil {
return err
}
a[action] = struct{}{}
return nil
}
func (a Actions) FindMatch(action Action) bool {
_, ok := a[AllActions]
if ok {
return true
}
// First O(1) check for non wildcard actions
_, found := a[action]
if found {
return true
}
for act := range a {
if strings.HasSuffix(string(act), "*") && act.WildCardMatch(action) {
return true
}
}
return false
}

View File

@@ -1,35 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import "fmt"
type BucketPolicyAccessType string
const (
BucketPolicyAccessTypeDeny BucketPolicyAccessType = "Deny"
BucketPolicyAccessTypeAllow BucketPolicyAccessType = "Allow"
)
// Checks policy statement Effect to be valid ("Deny", "Allow")
func (bpat BucketPolicyAccessType) Validate() error {
switch bpat {
case BucketPolicyAccessTypeAllow, BucketPolicyAccessTypeDeny:
return nil
}
//lint:ignore ST1005 Reason: This error message is intended for end-user clarity and follows their expectations
return fmt.Errorf("Invalid effect: %v", bpat)
}

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@@ -1,123 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"encoding/json"
)
type Principals map[string]struct{}
func (p Principals) Add(key string) {
p[key] = struct{}{}
}
// Override UnmarshalJSON method to decode both []string and string properties
func (p *Principals) UnmarshalJSON(data []byte) error {
ss := []string{}
var s string
var k struct {
AWS string
}
var err error
if err = json.Unmarshal(data, &ss); err == nil {
if len(ss) == 0 {
return errInvalidPrincipal
}
*p = make(Principals)
for _, s := range ss {
p.Add(s)
}
return nil
} else if err = json.Unmarshal(data, &s); err == nil {
if s == "" {
return errInvalidPrincipal
}
*p = make(Principals)
p.Add(s)
return nil
} else if err = json.Unmarshal(data, &k); err == nil {
if k.AWS == "" {
return errInvalidPrincipal
}
*p = make(Principals)
p.Add(k.AWS)
return nil
} else {
var sk struct {
AWS []string
}
if err = json.Unmarshal(data, &sk); err == nil {
if len(sk.AWS) == 0 {
return errInvalidPrincipal
}
*p = make(Principals)
for _, s := range sk.AWS {
p.Add(s)
}
}
}
return err
}
// Converts Principals map to a slice, by omitting "*"
func (p Principals) ToSlice() []string {
principals := []string{}
for p := range p {
if p == "*" {
continue
}
principals = append(principals, p)
}
return principals
}
// Validates Principals by checking user account access keys existence
func (p Principals) Validate(iam IAMService) error {
_, containsWildCard := p["*"]
if containsWildCard {
if len(p) == 1 {
return nil
}
return errInvalidPrincipal
}
accs, err := CheckIfAccountsExist(p.ToSlice(), iam)
if err != nil {
return err
}
if len(accs) > 0 {
return errInvalidPrincipal
}
return nil
}
func (p Principals) Contains(userAccess string) bool {
// "*" means it matches for any user account
_, ok := p["*"]
if ok {
return true
}
_, found := p[userAccess]
return found
}

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@@ -1,136 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"encoding/json"
"strings"
)
type Resources map[string]struct{}
const ResourceArnPrefix = "arn:aws:s3:::"
// Override UnmarshalJSON method to decode both []string and string properties
func (r *Resources) UnmarshalJSON(data []byte) error {
ss := []string{}
var err error
if err = json.Unmarshal(data, &ss); err == nil {
if len(ss) == 0 {
return errInvalidResource
}
*r = make(Resources)
for _, s := range ss {
err = r.Add(s)
if err != nil {
return err
}
}
} else {
var s string
if err = json.Unmarshal(data, &s); err == nil {
if s == "" {
return errInvalidResource
}
*r = make(Resources)
err = r.Add(s)
if err != nil {
return err
}
}
}
return err
}
// Adds and validates a new resource to Resources map
func (r Resources) Add(rc string) error {
ok, pattern := isValidResource(rc)
if !ok {
return errInvalidResource
}
r[pattern] = struct{}{}
return nil
}
// Checks if the resources contain object pattern
func (r Resources) ContainsObjectPattern() bool {
for resource := range r {
if resource == "*" || strings.Contains(resource, "/") {
return true
}
}
return false
}
// Checks if the resources contain bucket pattern
func (r Resources) ContainsBucketPattern() bool {
for resource := range r {
if resource == "*" || !strings.Contains(resource, "/") {
return true
}
}
return false
}
// Bucket resources should start with bucket name: arn:aws:s3:::MyBucket/*
func (r Resources) Validate(bucket string) error {
for resource := range r {
if !strings.HasPrefix(resource, bucket) {
return errInvalidResource
}
}
return nil
}
func (r Resources) FindMatch(resource string) bool {
for res := range r {
if strings.HasSuffix(res, "*") {
pattern := strings.TrimSuffix(res, "*")
if strings.HasPrefix(resource, pattern) {
return true
}
} else {
if res == resource {
return true
}
}
}
return false
}
// Checks the resource to have arn prefix and not starting with /
func isValidResource(rc string) (isValid bool, pattern string) {
if !strings.HasPrefix(rc, ResourceArnPrefix) {
return false, ""
}
res := strings.TrimPrefix(rc, ResourceArnPrefix)
if res == "" {
return false, ""
}
// The resource can't start with / (bucket name comes first)
if strings.HasPrefix(res, "/") {
return false, ""
}
return true, res
}

View File

@@ -1,169 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"errors"
"fmt"
"time"
)
type Role string
const (
RoleUser Role = "user"
RoleAdmin Role = "admin"
RoleUserPlus Role = "userplus"
)
func (r Role) IsValid() bool {
switch r {
case RoleAdmin:
return true
case RoleUser:
return true
case RoleUserPlus:
return true
default:
return false
}
}
// Account is a gateway IAM account
type Account struct {
Access string `json:"access"`
Secret string `json:"secret"`
Role Role `json:"role"`
UserID int `json:"userID"`
GroupID int `json:"groupID"`
}
type ListUserAccountsResult struct {
Accounts []Account
}
// Mutable props, which could be changed when updating an IAM account
type MutableProps struct {
Secret *string `json:"secret"`
UserID *int `json:"userID"`
GroupID *int `json:"groupID"`
}
func updateAcc(acc *Account, props MutableProps) {
if props.Secret != nil {
acc.Secret = *props.Secret
}
if props.GroupID != nil {
acc.GroupID = *props.GroupID
}
if props.UserID != nil {
acc.UserID = *props.UserID
}
}
// IAMService is the interface for all IAM service implementations
//
//go:generate moq -out ../s3api/controllers/iam_moq_test.go -pkg controllers . IAMService
type IAMService interface {
CreateAccount(account Account) error
GetUserAccount(access string) (Account, error)
UpdateUserAccount(access string, props MutableProps) error
DeleteUserAccount(access string) error
ListUserAccounts() ([]Account, error)
Shutdown() error
}
var (
// ErrUserExists is returned when the user already exists
ErrUserExists = errors.New("user already exists")
// ErrNoSuchUser is returned when the user does not exist
ErrNoSuchUser = errors.New("user not found")
)
type Opts struct {
Dir string
LDAPServerURL string
LDAPBindDN string
LDAPPassword string
LDAPQueryBase string
LDAPObjClasses string
LDAPAccessAtr string
LDAPSecretAtr string
LDAPRoleAtr string
LDAPUserIdAtr string
LDAPGroupIdAtr string
VaultEndpointURL string
VaultSecretStoragePath string
VaultMountPath string
VaultRootToken string
VaultRoleId string
VaultRoleSecret string
VaultServerCert string
VaultClientCert string
VaultClientCertKey string
S3Access string
S3Secret string
S3Region string
S3Bucket string
S3Endpoint string
RootAccount Account
CacheTTL int
CachePrune int
S3DisableSSlVerfiy bool
S3Debug bool
CacheDisable bool
}
func New(o *Opts) (IAMService, error) {
var svc IAMService
var err error
switch {
case o.Dir != "":
svc, err = NewInternal(o.RootAccount, o.Dir)
fmt.Printf("initializing internal IAM with %q\n", o.Dir)
case o.LDAPServerURL != "":
svc, err = NewLDAPService(o.RootAccount, o.LDAPServerURL, o.LDAPBindDN, o.LDAPPassword,
o.LDAPQueryBase, o.LDAPAccessAtr, o.LDAPSecretAtr, o.LDAPRoleAtr, o.LDAPUserIdAtr,
o.LDAPGroupIdAtr, o.LDAPObjClasses)
fmt.Printf("initializing LDAP IAM with %q\n", o.LDAPServerURL)
case o.S3Endpoint != "":
svc, err = NewS3(o.RootAccount, o.S3Access, o.S3Secret, o.S3Region, o.S3Bucket,
o.S3Endpoint, o.S3DisableSSlVerfiy, o.S3Debug)
fmt.Printf("initializing S3 IAM with '%v/%v'\n",
o.S3Endpoint, o.S3Bucket)
case o.VaultEndpointURL != "":
svc, err = NewVaultIAMService(o.RootAccount, o.VaultEndpointURL, o.VaultSecretStoragePath,
o.VaultMountPath, o.VaultRootToken, o.VaultRoleId, o.VaultRoleSecret,
o.VaultServerCert, o.VaultClientCert, o.VaultClientCertKey)
fmt.Printf("initializing Vault IAM with %q\n", o.VaultEndpointURL)
default:
// if no iam options selected, default to the single user mode
fmt.Println("No IAM service configured, enabling single account mode")
return IAMServiceSingle{}, nil
}
if err != nil {
return nil, err
}
if o.CacheDisable {
return svc, nil
}
return NewCache(svc,
time.Duration(o.CacheTTL)*time.Second,
time.Duration(o.CachePrune)*time.Second), nil
}

View File

@@ -1,204 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"context"
"strings"
"sync"
"time"
)
// IAMCache is an in memory cache of the IAM accounts
// with expiration. This helps to alleviate the load on
// the real IAM service if the gateway is handling
// many requests. This forwards account updates to the
// underlying service, and returns cached results while
// the in memory account is not expired.
type IAMCache struct {
service IAMService
iamcache *icache
cancel context.CancelFunc
}
var _ IAMService = &IAMCache{}
type item struct {
exp time.Time
value Account
}
type icache struct {
items map[string]item
expire time.Duration
sync.RWMutex
}
func (i *icache) set(k string, v Account) {
cpy := v
i.Lock()
i.items[k] = item{
exp: time.Now().Add(i.expire),
value: cpy,
}
i.Unlock()
}
func (i *icache) get(k string) (Account, bool) {
i.RLock()
v, ok := i.items[k]
i.RUnlock()
if !ok || !v.exp.After(time.Now()) {
return Account{}, false
}
return v.value, true
}
func (i *icache) update(k string, props MutableProps) {
i.Lock()
defer i.Unlock()
item, found := i.items[k]
if found {
updateAcc(&item.value, props)
// refresh the expiration date
item.exp = time.Now().Add(i.expire)
i.items[k] = item
}
}
func (i *icache) Delete(k string) {
i.Lock()
delete(i.items, k)
i.Unlock()
}
func (i *icache) gcCache(ctx context.Context, interval time.Duration) {
for {
if ctx.Err() != nil {
break
}
now := time.Now()
i.Lock()
// prune expired entries
for k, v := range i.items {
if now.After(v.exp) {
delete(i.items, k)
}
}
i.Unlock()
// sleep for the clean interval or context cancelation,
// whichever comes first
select {
case <-ctx.Done():
case <-time.After(interval):
}
}
}
// NewCache initializes an IAM cache for the provided service. The expireTime
// is the duration a cache entry can be valid, and the cleanupInterval is
// how often to scan cache and cleanup expired entries.
func NewCache(service IAMService, expireTime, cleanupInterval time.Duration) *IAMCache {
i := &IAMCache{
service: service,
iamcache: &icache{
items: make(map[string]item),
expire: expireTime,
},
}
ctx, cancel := context.WithCancel(context.Background())
go i.iamcache.gcCache(ctx, cleanupInterval)
i.cancel = cancel
return i
}
// CreateAccount send create to IAM service and creates an account cache entry
func (c *IAMCache) CreateAccount(account Account) error {
err := c.service.CreateAccount(account)
if err != nil {
return err
}
// we need a copy of account to be able to store beyond the
// lifetime of the request, otherwise Fiber will reuse and corrupt
// these entries
acct := Account{
Access: strings.Clone(account.Access),
Secret: strings.Clone(account.Secret),
Role: Role(strings.Clone(string(account.Role))),
}
c.iamcache.set(acct.Access, acct)
return nil
}
// GetUserAccount retrieves the cache account if it is in the cache and not
// expired. Otherwise retrieves from underlying IAM service and caches
// result for the expire duration.
func (c *IAMCache) GetUserAccount(access string) (Account, error) {
acct, found := c.iamcache.get(access)
if found {
return acct, nil
}
a, err := c.service.GetUserAccount(access)
if err != nil {
return Account{}, err
}
c.iamcache.set(access, a)
return a, nil
}
// DeleteUserAccount deletes account from IAM service and cache
func (c *IAMCache) DeleteUserAccount(access string) error {
err := c.service.DeleteUserAccount(access)
if err != nil {
return err
}
c.iamcache.Delete(access)
return nil
}
func (c *IAMCache) UpdateUserAccount(access string, props MutableProps) error {
err := c.service.UpdateUserAccount(access, props)
if err != nil {
return err
}
c.iamcache.update(access, props)
return nil
}
// ListUserAccounts is a passthrough to the underlying service and
// does not make use of the cache
func (c *IAMCache) ListUserAccounts() ([]Account, error) {
return c.service.ListUserAccounts()
}
// Shutdown graceful termination of service
func (c *IAMCache) Shutdown() error {
c.cancel()
return nil
}

View File

@@ -1,397 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"encoding/json"
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
"sort"
"sync"
"time"
)
const (
iamFile = "users.json"
iamBackupFile = "users.json.backup"
)
// IAMServiceInternal manages the internal IAM service
type IAMServiceInternal struct {
dir string
rootAcc Account
// This mutex will help with racing updates to the IAM data
// from multiple requests to this gateway instance, but
// will not help with racing updates to multiple load balanced
// gateway instances. This is a limitation of the internal
// IAM service. All account updates should be sent to a single
// gateway instance if possible.
sync.RWMutex
}
// UpdateAcctFunc accepts the current data and returns the new data to be stored
type UpdateAcctFunc func([]byte) ([]byte, error)
// iAMConfig stores all internal IAM accounts
type iAMConfig struct {
AccessAccounts map[string]Account `json:"accessAccounts"`
}
var _ IAMService = &IAMServiceInternal{}
// NewInternal creates a new instance for the Internal IAM service
func NewInternal(rootAcc Account, dir string) (*IAMServiceInternal, error) {
i := &IAMServiceInternal{
dir: dir,
rootAcc: rootAcc,
}
err := i.initIAM()
if err != nil {
return nil, fmt.Errorf("init iam: %w", err)
}
return i, nil
}
// CreateAccount creates a new IAM account. Returns an error if the account
// already exists.
func (s *IAMServiceInternal) CreateAccount(account Account) error {
if account.Access == s.rootAcc.Access {
return ErrUserExists
}
s.Lock()
defer s.Unlock()
return s.storeIAM(func(data []byte) ([]byte, error) {
conf, err := parseIAM(data)
if err != nil {
return nil, fmt.Errorf("get iam data: %w", err)
}
_, ok := conf.AccessAccounts[account.Access]
if ok {
return nil, ErrUserExists
}
conf.AccessAccounts[account.Access] = account
b, err := json.Marshal(conf)
if err != nil {
return nil, fmt.Errorf("failed to serialize iam: %w", err)
}
return b, nil
})
}
// GetUserAccount retrieves account info for the requested user. Returns
// ErrNoSuchUser if the account does not exist.
func (s *IAMServiceInternal) GetUserAccount(access string) (Account, error) {
if access == s.rootAcc.Access {
return s.rootAcc, nil
}
s.RLock()
defer s.RUnlock()
conf, err := s.getIAM()
if err != nil {
return Account{}, fmt.Errorf("get iam data: %w", err)
}
acct, ok := conf.AccessAccounts[access]
if !ok {
return Account{}, ErrNoSuchUser
}
return acct, nil
}
// UpdateUserAccount updates the specified user account fields. Returns
// ErrNoSuchUser if the account does not exist.
func (s *IAMServiceInternal) UpdateUserAccount(access string, props MutableProps) error {
s.Lock()
defer s.Unlock()
return s.storeIAM(func(data []byte) ([]byte, error) {
conf, err := parseIAM(data)
if err != nil {
return nil, fmt.Errorf("get iam data: %w", err)
}
acc, found := conf.AccessAccounts[access]
if !found {
return nil, ErrNoSuchUser
}
updateAcc(&acc, props)
conf.AccessAccounts[access] = acc
b, err := json.Marshal(conf)
if err != nil {
return nil, fmt.Errorf("failed to serialize iam: %w", err)
}
return b, nil
})
}
// DeleteUserAccount deletes the specified user account. Does not check if
// account exists.
func (s *IAMServiceInternal) DeleteUserAccount(access string) error {
s.Lock()
defer s.Unlock()
return s.storeIAM(func(data []byte) ([]byte, error) {
conf, err := parseIAM(data)
if err != nil {
return nil, fmt.Errorf("get iam data: %w", err)
}
delete(conf.AccessAccounts, access)
b, err := json.Marshal(conf)
if err != nil {
return nil, fmt.Errorf("failed to serialize iam: %w", err)
}
return b, nil
})
}
// ListUserAccounts lists all the user accounts stored.
func (s *IAMServiceInternal) ListUserAccounts() ([]Account, error) {
s.RLock()
defer s.RUnlock()
conf, err := s.getIAM()
if err != nil {
return []Account{}, fmt.Errorf("get iam data: %w", err)
}
keys := make([]string, 0, len(conf.AccessAccounts))
for k := range conf.AccessAccounts {
keys = append(keys, k)
}
sort.Strings(keys)
var accs []Account
for _, k := range keys {
accs = append(accs, Account{
Access: k,
Secret: conf.AccessAccounts[k].Secret,
Role: conf.AccessAccounts[k].Role,
UserID: conf.AccessAccounts[k].UserID,
GroupID: conf.AccessAccounts[k].GroupID,
})
}
return accs, nil
}
// Shutdown graceful termination of service
func (s *IAMServiceInternal) Shutdown() error {
return nil
}
const (
iamMode = 0600
)
func (s *IAMServiceInternal) initIAM() error {
fname := filepath.Join(s.dir, iamFile)
_, err := os.ReadFile(fname)
if errors.Is(err, fs.ErrNotExist) {
b, err := json.Marshal(iAMConfig{AccessAccounts: map[string]Account{}})
if err != nil {
return fmt.Errorf("marshal default iam: %w", err)
}
err = os.WriteFile(fname, b, iamMode)
if err != nil {
return fmt.Errorf("write default iam: %w", err)
}
}
return nil
}
func (s *IAMServiceInternal) getIAM() (iAMConfig, error) {
b, err := s.readIAMData()
if err != nil {
return iAMConfig{}, err
}
return parseIAM(b)
}
func parseIAM(b []byte) (iAMConfig, error) {
var conf iAMConfig
if err := json.Unmarshal(b, &conf); err != nil {
return iAMConfig{}, fmt.Errorf("failed to parse the config file: %w", err)
}
if conf.AccessAccounts == nil {
conf.AccessAccounts = make(map[string]Account)
}
return conf, nil
}
const (
backoff = 100 * time.Millisecond
maxretry = 300
)
func (s *IAMServiceInternal) readIAMData() ([]byte, error) {
// We are going to be racing with other running gateways without any
// coordination. So we might find the file does not exist at times.
// For this case we need to retry for a while assuming the other gateway
// will eventually write the file. If it doesn't after the max retries,
// then we will return the error.
retries := 0
for {
b, err := os.ReadFile(filepath.Join(s.dir, iamFile))
if errors.Is(err, fs.ErrNotExist) {
// racing with someone else updating
// keep retrying after backoff
retries++
if retries < maxretry {
time.Sleep(backoff)
continue
}
return nil, fmt.Errorf("read iam file: %w", err)
}
if err != nil {
return nil, err
}
return b, nil
}
}
func (s *IAMServiceInternal) storeIAM(update UpdateAcctFunc) error {
// We are going to be racing with other running gateways without any
// coordination. So the strategy here is to read the current file data.
// If the file doesn't exist, then we assume someone else is currently
// updating the file. So we just need to keep retrying. We also need
// to make sure the data is consistent within a single update. So racing
// writes to a file would possibly leave this in some invalid state.
// We can get atomic updates with rename. If we read the data, update
// the data, write to a temp file, then rename the tempfile back to the
// data file. This should always result in a complete data image.
// There is at least one unsolved failure mode here.
// If a gateway removes the data file and then crashes, all other
// gateways will retry forever thinking that the original will eventually
// write the file.
retries := 0
fname := filepath.Join(s.dir, iamFile)
for {
b, err := os.ReadFile(fname)
if errors.Is(err, fs.ErrNotExist) {
// racing with someone else updating
// keep retrying after backoff
retries++
if retries < maxretry {
time.Sleep(backoff)
continue
}
// we have been unsuccessful trying to read the iam file
// so this must be the case where something happened and
// the file did not get updated successfully, and probably
// isn't going to be. The recovery procedure would be to
// copy the backup file into place of the original.
return fmt.Errorf("no iam file, needs backup recovery")
}
if err != nil && !errors.Is(err, fs.ErrNotExist) {
return fmt.Errorf("read iam file: %w", err)
}
// reset retries on successful read
retries = 0
err = os.Remove(fname)
if errors.Is(err, fs.ErrNotExist) {
// racing with someone else updating
// keep retrying after backoff
time.Sleep(backoff)
continue
}
if err != nil && !errors.Is(err, fs.ErrNotExist) {
return fmt.Errorf("remove old iam file: %w", err)
}
// save copy of data
datacopy := make([]byte, len(b))
copy(datacopy, b)
// make a backup copy in case we crash before update
// this is after remove, so there is a small window something
// can go wrong, but the remove should barrier other gateways
// from trying to write backup at the same time. Only one
// gateway will successfully remove the file.
os.WriteFile(filepath.Join(s.dir, iamBackupFile), b, iamMode)
b, err = update(b)
if err != nil {
// update failed, try to write old data back out
os.WriteFile(fname, datacopy, iamMode)
return fmt.Errorf("update iam data: %w", err)
}
err = s.writeTempFile(b)
if err != nil {
// update failed, try to write old data back out
os.WriteFile(fname, datacopy, iamMode)
return err
}
break
}
return nil
}
func (s *IAMServiceInternal) writeTempFile(b []byte) error {
fname := filepath.Join(s.dir, iamFile)
f, err := os.CreateTemp(s.dir, iamFile)
if err != nil {
return fmt.Errorf("create temp file: %w", err)
}
defer os.Remove(f.Name())
_, err = f.Write(b)
if err != nil {
return fmt.Errorf("write temp file: %w", err)
}
err = os.Rename(f.Name(), fname)
if err != nil {
return fmt.Errorf("rename temp file: %w", err)
}
return nil
}

View File

@@ -1,207 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"fmt"
"strconv"
"strings"
"github.com/go-ldap/ldap/v3"
)
type LdapIAMService struct {
conn *ldap.Conn
queryBase string
objClasses []string
accessAtr string
secretAtr string
roleAtr string
groupIdAtr string
userIdAtr string
rootAcc Account
}
var _ IAMService = &LdapIAMService{}
func NewLDAPService(rootAcc Account, url, bindDN, pass, queryBase, accAtr, secAtr, roleAtr, userIdAtr, groupIdAtr, objClasses string) (IAMService, error) {
if url == "" || bindDN == "" || pass == "" || queryBase == "" || accAtr == "" ||
secAtr == "" || roleAtr == "" || userIdAtr == "" || groupIdAtr == "" || objClasses == "" {
return nil, fmt.Errorf("required parameters list not fully provided")
}
conn, err := ldap.DialURL(url)
if err != nil {
return nil, fmt.Errorf("failed to connect to LDAP server: %w", err)
}
err = conn.Bind(bindDN, pass)
if err != nil {
return nil, fmt.Errorf("failed to bind to LDAP server %w", err)
}
return &LdapIAMService{
conn: conn,
queryBase: queryBase,
objClasses: strings.Split(objClasses, ","),
accessAtr: accAtr,
secretAtr: secAtr,
roleAtr: roleAtr,
userIdAtr: userIdAtr,
groupIdAtr: groupIdAtr,
rootAcc: rootAcc,
}, nil
}
func (ld *LdapIAMService) CreateAccount(account Account) error {
if ld.rootAcc.Access == account.Access {
return ErrUserExists
}
userEntry := ldap.NewAddRequest(fmt.Sprintf("%v=%v,%v", ld.accessAtr, account.Access, ld.queryBase), nil)
userEntry.Attribute("objectClass", ld.objClasses)
userEntry.Attribute(ld.accessAtr, []string{account.Access})
userEntry.Attribute(ld.secretAtr, []string{account.Secret})
userEntry.Attribute(ld.roleAtr, []string{string(account.Role)})
userEntry.Attribute(ld.groupIdAtr, []string{fmt.Sprint(account.GroupID)})
userEntry.Attribute(ld.userIdAtr, []string{fmt.Sprint(account.UserID)})
err := ld.conn.Add(userEntry)
if err != nil {
return fmt.Errorf("error adding an entry: %w", err)
}
return nil
}
func (ld *LdapIAMService) GetUserAccount(access string) (Account, error) {
if access == ld.rootAcc.Access {
return ld.rootAcc, nil
}
searchRequest := ldap.NewSearchRequest(
ld.queryBase,
ldap.ScopeWholeSubtree,
ldap.NeverDerefAliases,
0,
0,
false,
fmt.Sprintf("(%v=%v)", ld.accessAtr, access),
[]string{ld.accessAtr, ld.secretAtr, ld.roleAtr, ld.userIdAtr, ld.groupIdAtr},
nil,
)
result, err := ld.conn.Search(searchRequest)
if err != nil {
return Account{}, err
}
if len(result.Entries) == 0 {
return Account{}, ErrNoSuchUser
}
entry := result.Entries[0]
groupId, err := strconv.Atoi(entry.GetAttributeValue(ld.groupIdAtr))
if err != nil {
return Account{}, fmt.Errorf("invalid entry value for group-id: %v", entry.GetAttributeValue(ld.groupIdAtr))
}
userId, err := strconv.Atoi(entry.GetAttributeValue(ld.userIdAtr))
if err != nil {
return Account{}, fmt.Errorf("invalid entry value for group-id: %v", entry.GetAttributeValue(ld.userIdAtr))
}
return Account{
Access: entry.GetAttributeValue(ld.accessAtr),
Secret: entry.GetAttributeValue(ld.secretAtr),
Role: Role(entry.GetAttributeValue(ld.roleAtr)),
GroupID: groupId,
UserID: userId,
}, nil
}
func (ld *LdapIAMService) UpdateUserAccount(access string, props MutableProps) error {
req := ldap.NewModifyRequest(fmt.Sprintf("%v=%v, %v", ld.accessAtr, access, ld.queryBase), nil)
if props.Secret != nil {
req.Replace(ld.secretAtr, []string{*props.Secret})
}
if props.GroupID != nil {
req.Replace(ld.groupIdAtr, []string{fmt.Sprint(*props.GroupID)})
}
if props.UserID != nil {
req.Replace(ld.userIdAtr, []string{fmt.Sprint(*props.UserID)})
}
err := ld.conn.Modify(req)
//TODO: Handle non existing user case
if err != nil {
return err
}
return nil
}
func (ld *LdapIAMService) DeleteUserAccount(access string) error {
delReq := ldap.NewDelRequest(fmt.Sprintf("%v=%v, %v", ld.accessAtr, access, ld.queryBase), nil)
err := ld.conn.Del(delReq)
if err != nil {
return err
}
return nil
}
func (ld *LdapIAMService) ListUserAccounts() ([]Account, error) {
searchFilter := ""
for _, el := range ld.objClasses {
searchFilter += fmt.Sprintf("(objectClass=%v)", el)
}
searchRequest := ldap.NewSearchRequest(
ld.queryBase,
ldap.ScopeWholeSubtree,
ldap.NeverDerefAliases,
0,
0,
false,
fmt.Sprintf("(&%v)", searchFilter),
[]string{ld.accessAtr, ld.secretAtr, ld.roleAtr, ld.groupIdAtr, ld.userIdAtr},
nil,
)
resp, err := ld.conn.Search(searchRequest)
if err != nil {
return nil, err
}
result := []Account{}
for _, el := range resp.Entries {
groupId, err := strconv.Atoi(el.GetAttributeValue(ld.groupIdAtr))
if err != nil {
return nil, fmt.Errorf("invalid entry value for group-id: %v", el.GetAttributeValue(ld.groupIdAtr))
}
userId, err := strconv.Atoi(el.GetAttributeValue(ld.userIdAtr))
if err != nil {
return nil, fmt.Errorf("invalid entry value for group-id: %v", el.GetAttributeValue(ld.userIdAtr))
}
result = append(result, Account{
Access: el.GetAttributeValue(ld.accessAtr),
Secret: el.GetAttributeValue(ld.secretAtr),
Role: Role(el.GetAttributeValue(ld.roleAtr)),
GroupID: groupId,
UserID: userId,
})
}
return result, nil
}
// Shutdown graceful termination of service
func (ld *LdapIAMService) Shutdown() error {
return ld.conn.Close()
}

View File

@@ -1,306 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"bytes"
"context"
"crypto/tls"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"sort"
"sync"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/aws-sdk-go-v2/config"
"github.com/aws/aws-sdk-go-v2/credentials"
"github.com/aws/aws-sdk-go-v2/feature/s3/manager"
"github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/aws/smithy-go"
)
// IAMServiceS3 stores user accounts in an S3 object
// The endpoint, credentials, bucket, and region are provided
// from cli configuration.
// The object format and name is the same as the internal IAM service:
// coming from iAMConfig and iamFile in iam_internal.
type IAMServiceS3 struct {
client *s3.Client
access string
secret string
region string
bucket string
endpoint string
rootAcc Account
// This mutex will help with racing updates to the IAM data
// from multiple requests to this gateway instance, but
// will not help with racing updates to multiple load balanced
// gateway instances. This is a limitation of the internal
// IAM service. All account updates should be sent to a single
// gateway instance if possible.
sync.RWMutex
sslSkipVerify bool
debug bool
}
var _ IAMService = &IAMServiceS3{}
func NewS3(rootAcc Account, access, secret, region, bucket, endpoint string, sslSkipVerify, debug bool) (*IAMServiceS3, error) {
if access == "" {
return nil, fmt.Errorf("must provide s3 IAM service access key")
}
if secret == "" {
return nil, fmt.Errorf("must provide s3 IAM service secret key")
}
if region == "" {
return nil, fmt.Errorf("must provide s3 IAM service region")
}
if bucket == "" {
return nil, fmt.Errorf("must provide s3 IAM service bucket")
}
if endpoint == "" {
return nil, fmt.Errorf("must provide s3 IAM service endpoint")
}
i := &IAMServiceS3{
access: access,
secret: secret,
region: region,
bucket: bucket,
endpoint: endpoint,
sslSkipVerify: sslSkipVerify,
debug: debug,
rootAcc: rootAcc,
}
cfg, err := i.getConfig()
if err != nil {
return nil, fmt.Errorf("init s3 IAM: %v", err)
}
if endpoint != "" {
i.client = s3.NewFromConfig(cfg, func(o *s3.Options) {
o.BaseEndpoint = &endpoint
})
return i, nil
}
i.client = s3.NewFromConfig(cfg)
return i, nil
}
func (s *IAMServiceS3) CreateAccount(account Account) error {
if s.rootAcc.Access == account.Access {
return ErrUserExists
}
s.Lock()
defer s.Unlock()
conf, err := s.getAccounts()
if err != nil {
return err
}
_, ok := conf.AccessAccounts[account.Access]
if ok {
return ErrUserExists
}
conf.AccessAccounts[account.Access] = account
return s.storeAccts(conf)
}
func (s *IAMServiceS3) GetUserAccount(access string) (Account, error) {
if access == s.rootAcc.Access {
return s.rootAcc, nil
}
s.RLock()
defer s.RUnlock()
conf, err := s.getAccounts()
if err != nil {
return Account{}, err
}
acct, ok := conf.AccessAccounts[access]
if !ok {
return Account{}, ErrNoSuchUser
}
return acct, nil
}
func (s *IAMServiceS3) UpdateUserAccount(access string, props MutableProps) error {
s.Lock()
defer s.Unlock()
conf, err := s.getAccounts()
if err != nil {
return err
}
acc, ok := conf.AccessAccounts[access]
if !ok {
return ErrNoSuchUser
}
updateAcc(&acc, props)
conf.AccessAccounts[access] = acc
return s.storeAccts(conf)
}
func (s *IAMServiceS3) DeleteUserAccount(access string) error {
s.Lock()
defer s.Unlock()
conf, err := s.getAccounts()
if err != nil {
return err
}
_, ok := conf.AccessAccounts[access]
if !ok {
return fmt.Errorf("account does not exist")
}
delete(conf.AccessAccounts, access)
return s.storeAccts(conf)
}
func (s *IAMServiceS3) ListUserAccounts() ([]Account, error) {
s.RLock()
defer s.RUnlock()
conf, err := s.getAccounts()
if err != nil {
return nil, err
}
keys := make([]string, 0, len(conf.AccessAccounts))
for k := range conf.AccessAccounts {
keys = append(keys, k)
}
sort.Strings(keys)
var accs []Account
for _, k := range keys {
accs = append(accs, Account{
Access: k,
Secret: conf.AccessAccounts[k].Secret,
Role: conf.AccessAccounts[k].Role,
UserID: conf.AccessAccounts[k].UserID,
GroupID: conf.AccessAccounts[k].GroupID,
})
}
return accs, nil
}
func (s *IAMServiceS3) Shutdown() error {
return nil
}
func (s *IAMServiceS3) getConfig() (aws.Config, error) {
creds := credentials.NewStaticCredentialsProvider(s.access, s.secret, "")
tr := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: s.sslSkipVerify},
}
client := &http.Client{Transport: tr}
opts := []func(*config.LoadOptions) error{
config.WithRegion(s.region),
config.WithCredentialsProvider(creds),
config.WithHTTPClient(client),
}
if s.debug {
opts = append(opts,
config.WithClientLogMode(aws.LogSigning|aws.LogRetries|aws.LogRequest|aws.LogResponse|aws.LogRequestEventMessage|aws.LogResponseEventMessage))
}
return config.LoadDefaultConfig(context.Background(), opts...)
}
func (s *IAMServiceS3) getAccounts() (iAMConfig, error) {
obj := iamFile
out, err := s.client.GetObject(context.Background(), &s3.GetObjectInput{
Bucket: &s.bucket,
Key: &obj,
})
if err != nil {
// if the error is object not exists,
// init empty accounts struct and return that
var nsk *types.NoSuchKey
if errors.As(err, &nsk) {
return iAMConfig{AccessAccounts: map[string]Account{}}, nil
}
var apiErr smithy.APIError
if errors.As(err, &apiErr) {
if apiErr.ErrorCode() == "NotFound" {
return iAMConfig{AccessAccounts: map[string]Account{}}, nil
}
}
// all other errors, return the error
return iAMConfig{}, fmt.Errorf("get %v: %w", obj, err)
}
defer out.Body.Close()
b, err := io.ReadAll(out.Body)
if err != nil {
return iAMConfig{}, fmt.Errorf("read %v: %w", obj, err)
}
conf, err := parseIAM(b)
if err != nil {
return iAMConfig{}, fmt.Errorf("parse iam data: %w", err)
}
return conf, nil
}
func (s *IAMServiceS3) storeAccts(conf iAMConfig) error {
b, err := json.Marshal(conf)
if err != nil {
return fmt.Errorf("failed to serialize iam: %w", err)
}
obj := iamFile
uploader := manager.NewUploader(s.client)
upinfo := &s3.PutObjectInput{
Body: bytes.NewReader(b),
Bucket: &s.bucket,
Key: &obj,
}
_, err = uploader.Upload(context.Background(), upinfo)
if err != nil {
return fmt.Errorf("store accounts in %v: %w", iamFile, err)
}
return nil
}

View File

@@ -1,56 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"errors"
)
// IAMServiceSingle manages the single tenant (root-only) IAM service
type IAMServiceSingle struct{}
var _ IAMService = &IAMServiceSingle{}
var ErrNotSupported = errors.New("method is not supported")
// CreateAccount not valid in single tenant mode
func (IAMServiceSingle) CreateAccount(account Account) error {
return ErrNotSupported
}
// GetUserAccount no accounts in single tenant mode
func (IAMServiceSingle) GetUserAccount(access string) (Account, error) {
return Account{}, ErrNoSuchUser
}
// UpdateUserAccount no accounts in single tenant mode
func (IAMServiceSingle) UpdateUserAccount(access string, props MutableProps) error {
return ErrNotSupported
}
// DeleteUserAccount no accounts in single tenant mode
func (IAMServiceSingle) DeleteUserAccount(access string) error {
return ErrNotSupported
}
// ListUserAccounts no accounts in single tenant mode
func (IAMServiceSingle) ListUserAccounts() ([]Account, error) {
return []Account{}, nil
}
// Shutdown graceful termination of service
func (IAMServiceSingle) Shutdown() error {
return nil
}

View File

@@ -1,256 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"context"
"encoding/json"
"errors"
"fmt"
"strings"
"time"
vault "github.com/hashicorp/vault-client-go"
"github.com/hashicorp/vault-client-go/schema"
)
type VaultIAMService struct {
client *vault.Client
reqOpts []vault.RequestOption
secretStoragePath string
rootAcc Account
}
var _ IAMService = &VaultIAMService{}
func NewVaultIAMService(rootAcc Account, endpoint, secretStoragePath, mountPath, rootToken, roleID, roleSecret, serverCert, clientCert, clientCertKey string) (IAMService, error) {
opts := []vault.ClientOption{
vault.WithAddress(endpoint),
// set request timeout to 10 secs
vault.WithRequestTimeout(10 * time.Second),
}
if serverCert != "" {
tls := vault.TLSConfiguration{}
tls.ServerCertificate.FromBytes = []byte(serverCert)
if clientCert != "" {
if clientCertKey == "" {
return nil, fmt.Errorf("client certificate and client certificate should both be specified")
}
tls.ClientCertificate.FromBytes = []byte(clientCert)
tls.ClientCertificateKey.FromBytes = []byte(clientCertKey)
}
opts = append(opts, vault.WithTLS(tls))
}
client, err := vault.New(opts...)
if err != nil {
return nil, fmt.Errorf("init vault client: %w", err)
}
reqOpts := []vault.RequestOption{}
// if mount path is not specified, it defaults to "approle"
if mountPath != "" {
reqOpts = append(reqOpts, vault.WithMountPath(mountPath))
}
// Authentication
switch {
case rootToken != "":
err := client.SetToken(rootToken)
if err != nil {
return nil, fmt.Errorf("root token authentication failure: %w", err)
}
case roleID != "":
if roleSecret == "" {
return nil, fmt.Errorf("role id and role secret must both be specified")
}
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
resp, err := client.Auth.AppRoleLogin(ctx, schema.AppRoleLoginRequest{
RoleId: roleID,
SecretId: roleSecret,
}, reqOpts...)
cancel()
if err != nil {
return nil, fmt.Errorf("approle authentication failure: %w", err)
}
if err := client.SetToken(resp.Auth.ClientToken); err != nil {
return nil, fmt.Errorf("approle authentication set token failure: %w", err)
}
default:
return nil, fmt.Errorf("vault authentication requires either roleid/rolesecret or root token")
}
return &VaultIAMService{
client: client,
reqOpts: reqOpts,
secretStoragePath: secretStoragePath,
rootAcc: rootAcc,
}, nil
}
func (vt *VaultIAMService) CreateAccount(account Account) error {
if vt.rootAcc.Access == account.Access {
return ErrUserExists
}
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
_, err := vt.client.Secrets.KvV2Write(ctx, vt.secretStoragePath+"/"+account.Access, schema.KvV2WriteRequest{
Data: map[string]any{
account.Access: account,
},
Options: map[string]interface{}{
"cas": 0,
},
}, vt.reqOpts...)
cancel()
if err != nil {
if strings.Contains(err.Error(), "check-and-set") {
return ErrUserExists
}
return err
}
return nil
}
func (vt *VaultIAMService) GetUserAccount(access string) (Account, error) {
if vt.rootAcc.Access == access {
return vt.rootAcc, nil
}
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
resp, err := vt.client.Secrets.KvV2Read(ctx, vt.secretStoragePath+"/"+access, vt.reqOpts...)
cancel()
if err != nil {
return Account{}, err
}
acc, err := parseVaultUserAccount(resp.Data.Data, access)
if err != nil {
return Account{}, err
}
return acc, nil
}
func (vt *VaultIAMService) UpdateUserAccount(access string, props MutableProps) error {
//TODO: We need something like a transaction here ?
acc, err := vt.GetUserAccount(access)
if err != nil {
return err
}
updateAcc(&acc, props)
err = vt.DeleteUserAccount(access)
if err != nil {
return err
}
err = vt.CreateAccount(acc)
if err != nil {
return err
}
return nil
}
func (vt *VaultIAMService) DeleteUserAccount(access string) error {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
_, err := vt.client.Secrets.KvV2DeleteMetadataAndAllVersions(ctx, vt.secretStoragePath+"/"+access, vt.reqOpts...)
cancel()
if err != nil {
return err
}
return nil
}
func (vt *VaultIAMService) ListUserAccounts() ([]Account, error) {
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
resp, err := vt.client.Secrets.KvV2List(ctx, vt.secretStoragePath, vt.reqOpts...)
cancel()
if err != nil {
if vault.IsErrorStatus(err, 404) {
return []Account{}, nil
}
return nil, err
}
accs := []Account{}
for _, acss := range resp.Data.Keys {
acc, err := vt.GetUserAccount(acss)
if err != nil {
return nil, err
}
accs = append(accs, acc)
}
return accs, nil
}
// the client doesn't have explicit shutdown, as it uses http.Client
func (vt *VaultIAMService) Shutdown() error {
return nil
}
var errInvalidUser error = errors.New("invalid user account entry in secrets engine")
func parseVaultUserAccount(data map[string]interface{}, access string) (acc Account, err error) {
usrAcc, ok := data[access].(map[string]interface{})
if !ok {
return acc, errInvalidUser
}
acss, ok := usrAcc["access"].(string)
if !ok {
return acc, errInvalidUser
}
secret, ok := usrAcc["secret"].(string)
if !ok {
return acc, errInvalidUser
}
role, ok := usrAcc["role"].(string)
if !ok {
return acc, errInvalidUser
}
userIdJson, ok := usrAcc["userID"].(json.Number)
if !ok {
return acc, errInvalidUser
}
userId, err := userIdJson.Int64()
if err != nil {
return acc, errInvalidUser
}
groupIdJson, ok := usrAcc["groupID"].(json.Number)
if !ok {
return acc, errInvalidUser
}
groupId, err := groupIdJson.Int64()
if err != nil {
return acc, errInvalidUser
}
return Account{
Access: acss,
Secret: secret,
Role: Role(role),
UserID: int(userId),
GroupID: int(groupId),
}, nil
}

View File

@@ -1,269 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package auth
import (
"context"
"encoding/json"
"encoding/xml"
"errors"
"fmt"
"time"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/s3err"
"github.com/versity/versitygw/s3response"
)
type BucketLockConfig struct {
DefaultRetention *types.DefaultRetention
CreatedAt *time.Time
Enabled bool
}
func ParseBucketLockConfigurationInput(input []byte) ([]byte, error) {
var lockConfig types.ObjectLockConfiguration
if err := xml.Unmarshal(input, &lockConfig); err != nil {
return nil, s3err.GetAPIError(s3err.ErrMalformedXML)
}
if lockConfig.ObjectLockEnabled != "" && lockConfig.ObjectLockEnabled != types.ObjectLockEnabledEnabled {
return nil, s3err.GetAPIError(s3err.ErrMalformedXML)
}
config := BucketLockConfig{
Enabled: lockConfig.ObjectLockEnabled == types.ObjectLockEnabledEnabled,
}
if lockConfig.Rule != nil && lockConfig.Rule.DefaultRetention != nil {
retention := lockConfig.Rule.DefaultRetention
if retention.Mode != types.ObjectLockRetentionModeCompliance && retention.Mode != types.ObjectLockRetentionModeGovernance {
return nil, s3err.GetAPIError(s3err.ErrMalformedXML)
}
if retention.Years != nil && retention.Days != nil {
return nil, s3err.GetAPIError(s3err.ErrMalformedXML)
}
if retention.Days != nil && *retention.Days <= 0 {
return nil, s3err.GetAPIError(s3err.ErrObjectLockInvalidRetentionPeriod)
}
if retention.Years != nil && *retention.Years <= 0 {
return nil, s3err.GetAPIError(s3err.ErrObjectLockInvalidRetentionPeriod)
}
config.DefaultRetention = retention
now := time.Now()
config.CreatedAt = &now
}
return json.Marshal(config)
}
func ParseBucketLockConfigurationOutput(input []byte) (*types.ObjectLockConfiguration, error) {
var config BucketLockConfig
if err := json.Unmarshal(input, &config); err != nil {
return nil, fmt.Errorf("parse object lock config: %w", err)
}
result := &types.ObjectLockConfiguration{
Rule: &types.ObjectLockRule{
DefaultRetention: config.DefaultRetention,
},
}
if config.Enabled {
result.ObjectLockEnabled = types.ObjectLockEnabledEnabled
}
return result, nil
}
func ParseObjectLockRetentionInput(input []byte) ([]byte, error) {
var retention s3response.PutObjectRetentionInput
if err := xml.Unmarshal(input, &retention); err != nil {
return nil, s3err.GetAPIError(s3err.ErrInvalidRequest)
}
if retention.RetainUntilDate.Before(time.Now()) {
return nil, s3err.GetAPIError(s3err.ErrPastObjectLockRetainDate)
}
switch retention.Mode {
case types.ObjectLockRetentionModeCompliance:
case types.ObjectLockRetentionModeGovernance:
default:
return nil, s3err.GetAPIError(s3err.ErrMalformedXML)
}
return json.Marshal(retention)
}
func ParseObjectLockRetentionOutput(input []byte) (*types.ObjectLockRetention, error) {
var retention types.ObjectLockRetention
if err := json.Unmarshal(input, &retention); err != nil {
return nil, fmt.Errorf("parse object lock retention: %w", err)
}
return &retention, nil
}
func ParseObjectLegalHoldOutput(status *bool) *types.ObjectLockLegalHold {
if status == nil {
return nil
}
if *status {
return &types.ObjectLockLegalHold{
Status: types.ObjectLockLegalHoldStatusOn,
}
}
return &types.ObjectLockLegalHold{
Status: types.ObjectLockLegalHoldStatusOff,
}
}
func CheckObjectAccess(ctx context.Context, bucket, userAccess string, objects []types.ObjectIdentifier, bypass bool, be backend.Backend) error {
data, err := be.GetObjectLockConfiguration(ctx, bucket)
if err != nil {
if errors.Is(err, s3err.GetAPIError(s3err.ErrObjectLockConfigurationNotFound)) {
return nil
}
return err
}
var bucketLockConfig BucketLockConfig
if err := json.Unmarshal(data, &bucketLockConfig); err != nil {
return fmt.Errorf("parse object lock config: %w", err)
}
if !bucketLockConfig.Enabled {
return nil
}
checkDefaultRetention := false
if bucketLockConfig.DefaultRetention != nil && bucketLockConfig.CreatedAt != nil {
expirationDate := *bucketLockConfig.CreatedAt
if bucketLockConfig.DefaultRetention.Days != nil {
expirationDate = expirationDate.AddDate(0, 0, int(*bucketLockConfig.DefaultRetention.Days))
}
if bucketLockConfig.DefaultRetention.Years != nil {
expirationDate = expirationDate.AddDate(int(*bucketLockConfig.DefaultRetention.Years), 0, 0)
}
if expirationDate.After(time.Now()) {
checkDefaultRetention = true
}
}
for _, obj := range objects {
var key, versionId string
if obj.Key != nil {
key = *obj.Key
}
if obj.VersionId != nil {
versionId = *obj.VersionId
}
checkRetention := true
retentionData, err := be.GetObjectRetention(ctx, bucket, key, versionId)
if errors.Is(err, s3err.GetAPIError(s3err.ErrNoSuchKey)) {
continue
}
if errors.Is(err, s3err.GetAPIError(s3err.ErrNoSuchObjectLockConfiguration)) {
checkRetention = false
}
if err != nil && checkRetention {
return err
}
if checkRetention {
retention, err := ParseObjectLockRetentionOutput(retentionData)
if err != nil {
return err
}
if retention.Mode != "" && retention.RetainUntilDate != nil {
if retention.RetainUntilDate.After(time.Now()) {
switch retention.Mode {
case types.ObjectLockRetentionModeGovernance:
if !bypass {
return s3err.GetAPIError(s3err.ErrObjectLocked)
} else {
policy, err := be.GetBucketPolicy(ctx, bucket)
if errors.Is(err, s3err.GetAPIError(s3err.ErrNoSuchBucketPolicy)) {
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
if err != nil {
return err
}
err = VerifyBucketPolicy(policy, userAccess, bucket, key, BypassGovernanceRetentionAction)
if err != nil {
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
}
case types.ObjectLockRetentionModeCompliance:
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
}
}
}
checkLegalHold := true
status, err := be.GetObjectLegalHold(ctx, bucket, key, versionId)
if err != nil {
if errors.Is(err, s3err.GetAPIError(s3err.ErrNoSuchKey)) {
continue
}
if errors.Is(err, s3err.GetAPIError(s3err.ErrNoSuchObjectLockConfiguration)) {
checkLegalHold = false
} else {
return err
}
}
if checkLegalHold && *status {
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
if checkDefaultRetention {
switch bucketLockConfig.DefaultRetention.Mode {
case types.ObjectLockRetentionModeGovernance:
if !bypass {
return s3err.GetAPIError(s3err.ErrObjectLocked)
} else {
policy, err := be.GetBucketPolicy(ctx, bucket)
if errors.Is(err, s3err.GetAPIError(s3err.ErrNoSuchBucketPolicy)) {
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
if err != nil {
return err
}
err = VerifyBucketPolicy(policy, userAccess, bucket, key, BypassGovernanceRetentionAction)
if err != nil {
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
}
case types.ObjectLockRetentionModeCompliance:
return s3err.GetAPIError(s3err.ErrObjectLocked)
}
}
}
return nil
}

View File

@@ -1,202 +0,0 @@
Apache License
Version 2.0, January 2004
http://www.apache.org/licenses/
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
1. Definitions.
"License" shall mean the terms and conditions for use, reproduction,
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"You" (or "Your") shall mean an individual or Legal Entity
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including but not limited to software source code, documentation
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not limited to compiled object code, generated documentation,
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"Derivative Works" shall mean any work, whether in Source or Object
form, that is based on (or derived from) the Work and for which the
editorial revisions, annotations, elaborations, or other modifications
represent, as a whole, an original work of authorship. For the purposes
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"Contribution" shall mean any work of authorship, including
the original version of the Work and any modifications or additions
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(c) You must retain, in the Source form of any Derivative Works
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within such NOTICE file, excluding those notices that do not
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as part of the Derivative Works; within the Source form or
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wherever such third-party notices normally appear. The contents
of the NOTICE file are for informational purposes only and
do not modify the License. You may add Your own attribution
notices within Derivative Works that You distribute, alongside
or as an addendum to the NOTICE text from the Work, provided
that such additional attribution notices cannot be construed
as modifying the License.
You may add Your own copyright statement to Your modifications and
may provide additional or different license terms and conditions
for use, reproduction, or distribution of Your modifications, or
for any such Derivative Works as a whole, provided Your use,
reproduction, and distribution of the Work otherwise complies with
the conditions stated in this License.
5. Submission of Contributions. Unless You explicitly state otherwise,
any Contribution intentionally submitted for inclusion in the Work
by You to the Licensor shall be under the terms and conditions of
this License, without any additional terms or conditions.
Notwithstanding the above, nothing herein shall supersede or modify
the terms of any separate license agreement you may have executed
with Licensor regarding such Contributions.
6. Trademarks. This License does not grant permission to use the trade
names, trademarks, service marks, or product names of the Licensor,
except as required for reasonable and customary use in describing the
origin of the Work and reproducing the content of the NOTICE file.
7. Disclaimer of Warranty. Unless required by applicable law or
agreed to in writing, Licensor provides the Work (and each
Contributor provides its Contributions) on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
implied, including, without limitation, any warranties or conditions
of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A
PARTICULAR PURPOSE. You are solely responsible for determining the
appropriateness of using or redistributing the Work and assume any
risks associated with Your exercise of permissions under this License.
8. Limitation of Liability. In no event and under no legal theory,
whether in tort (including negligence), contract, or otherwise,
unless required by applicable law (such as deliberate and grossly
negligent acts) or agreed to in writing, shall any Contributor be
liable to You for damages, including any direct, indirect, special,
incidental, or consequential damages of any character arising as a
result of this License or out of the use or inability to use the
Work (including but not limited to damages for loss of goodwill,
work stoppage, computer failure or malfunction, or any and all
other commercial damages or losses), even if such Contributor
has been advised of the possibility of such damages.
9. Accepting Warranty or Additional Liability. While redistributing
the Work or Derivative Works thereof, You may choose to offer,
and charge a fee for, acceptance of support, warranty, indemnity,
or other liability obligations and/or rights consistent with this
License. However, in accepting such obligations, You may act only
on Your own behalf and on Your sole responsibility, not on behalf
of any other Contributor, and only if You agree to indemnify,
defend, and hold each Contributor harmless for any liability
incurred by, or claims asserted against, such Contributor by reason
of your accepting any such warranty or additional liability.
END OF TERMS AND CONDITIONS
APPENDIX: How to apply the Apache License to your work.
To apply the Apache License to your work, attach the following
boilerplate notice, with the fields enclosed by brackets "[]"
replaced with your own identifying information. (Don't include
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Copyright [yyyy] [name of copyright owner]
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
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Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.

View File

@@ -1,4 +0,0 @@
AWS SDK for Go
Copyright 2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
Copyright 2014-2015 Stripe, Inc.
Copyright 2024 Versity Software

View File

@@ -1,11 +0,0 @@
# AWS SDK Go v2
This directory contains code from the [AWS SDK Go v2](https://github.com/aws/aws-sdk-go-v2) repository, modified in accordance with the Apache 2.0 License.
## Description
The AWS SDK Go v2 is a collection of libraries and tools that enable developers to build applications that integrate with various AWS services. This directory and below contains modified code from the original repository, tailored to suit versitygw specific requirements.
## License
The code in this directory is licensed under the Apache 2.0 License. Please refer to the [LICENSE](./LICENSE) file for more information.

View File

@@ -1,61 +0,0 @@
// Package unit performs initialization and validation for unit tests
package unit
import (
"context"
"crypto/rsa"
"math/big"
"github.com/aws/aws-sdk-go-v2/aws"
)
func init() {
config = aws.Config{}
config.Region = "mock-region"
config.Credentials = StubCredentialsProvider{}
}
// StubCredentialsProvider provides a stub credential provider that returns
// static credentials that never expire.
type StubCredentialsProvider struct{}
// Retrieve satisfies the CredentialsProvider interface. Returns stub
// credential value, and never error.
func (StubCredentialsProvider) Retrieve(context.Context) (aws.Credentials, error) {
return aws.Credentials{
AccessKeyID: "AKID", SecretAccessKey: "SECRET", SessionToken: "SESSION",
Source: "unit test credentials",
}, nil
}
var config aws.Config
// Config returns a copy of the mock configuration for unit tests.
func Config() aws.Config { return config.Copy() }
// RSAPrivateKey is used for testing functionality that requires some
// sort of private key. Taken from crypto/rsa/rsa_test.go
//
// Credit to golang 1.11
var RSAPrivateKey = &rsa.PrivateKey{
PublicKey: rsa.PublicKey{
N: fromBase10("14314132931241006650998084889274020608918049032671858325988396851334124245188214251956198731333464217832226406088020736932173064754214329009979944037640912127943488972644697423190955557435910767690712778463524983667852819010259499695177313115447116110358524558307947613422897787329221478860907963827160223559690523660574329011927531289655711860504630573766609239332569210831325633840174683944553667352219670930408593321661375473885147973879086994006440025257225431977751512374815915392249179976902953721486040787792801849818254465486633791826766873076617116727073077821584676715609985777563958286637185868165868520557"),
E: 3,
},
D: fromBase10("9542755287494004433998723259516013739278699355114572217325597900889416163458809501304132487555642811888150937392013824621448709836142886006653296025093941418628992648429798282127303704957273845127141852309016655778568546006839666463451542076964744073572349705538631742281931858219480985907271975884773482372966847639853897890615456605598071088189838676728836833012254065983259638538107719766738032720239892094196108713378822882383694456030043492571063441943847195939549773271694647657549658603365629458610273821292232646334717612674519997533901052790334279661754176490593041941863932308687197618671528035670452762731"),
Primes: []*big.Int{
fromBase10("130903255182996722426771613606077755295583329135067340152947172868415809027537376306193179624298874215608270802054347609836776473930072411958753044562214537013874103802006369634761074377213995983876788718033850153719421695468704276694983032644416930879093914927146648402139231293035971427838068945045019075433"),
fromBase10("109348945610485453577574767652527472924289229538286649661240938988020367005475727988253438647560958573506159449538793540472829815903949343191091817779240101054552748665267574271163617694640513549693841337820602726596756351006149518830932261246698766355347898158548465400674856021497190430791824869615170301029"),
},
}
// Taken from crypto/rsa/rsa_test.go
//
// Credit to golang 1.11
func fromBase10(base10 string) *big.Int {
i, ok := new(big.Int).SetString(base10, 10)
if !ok {
panic("bad number: " + base10)
}
return i
}

View File

@@ -1,115 +0,0 @@
package v4
import (
"strings"
"sync"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
)
func lookupKey(service, region string) string {
var s strings.Builder
s.Grow(len(region) + len(service) + 3)
s.WriteString(region)
s.WriteRune('/')
s.WriteString(service)
return s.String()
}
type derivedKey struct {
AccessKey string
Date time.Time
Credential []byte
}
type derivedKeyCache struct {
values map[string]derivedKey
mutex sync.RWMutex
}
func newDerivedKeyCache() derivedKeyCache {
return derivedKeyCache{
values: make(map[string]derivedKey),
}
}
func (s *derivedKeyCache) Get(credentials aws.Credentials, service, region string, signingTime SigningTime) []byte {
key := lookupKey(service, region)
s.mutex.RLock()
if cred, ok := s.get(key, credentials, signingTime.Time); ok {
s.mutex.RUnlock()
return cred
}
s.mutex.RUnlock()
s.mutex.Lock()
if cred, ok := s.get(key, credentials, signingTime.Time); ok {
s.mutex.Unlock()
return cred
}
cred := deriveKey(credentials.SecretAccessKey, service, region, signingTime)
entry := derivedKey{
AccessKey: credentials.AccessKeyID,
Date: signingTime.Time,
Credential: cred,
}
s.values[key] = entry
s.mutex.Unlock()
return cred
}
func (s *derivedKeyCache) get(key string, credentials aws.Credentials, signingTime time.Time) ([]byte, bool) {
cacheEntry, ok := s.retrieveFromCache(key)
if ok && cacheEntry.AccessKey == credentials.AccessKeyID && isSameDay(signingTime, cacheEntry.Date) {
return cacheEntry.Credential, true
}
return nil, false
}
func (s *derivedKeyCache) retrieveFromCache(key string) (derivedKey, bool) {
if v, ok := s.values[key]; ok {
return v, true
}
return derivedKey{}, false
}
// SigningKeyDeriver derives a signing key from a set of credentials
type SigningKeyDeriver struct {
cache derivedKeyCache
}
// NewSigningKeyDeriver returns a new SigningKeyDeriver
func NewSigningKeyDeriver() *SigningKeyDeriver {
return &SigningKeyDeriver{
cache: newDerivedKeyCache(),
}
}
// DeriveKey returns a derived signing key from the given credentials to be used with SigV4 signing.
func (k *SigningKeyDeriver) DeriveKey(credential aws.Credentials, service, region string, signingTime SigningTime) []byte {
return k.cache.Get(credential, service, region, signingTime)
}
func deriveKey(secret, service, region string, t SigningTime) []byte {
hmacDate := HMACSHA256([]byte("AWS4"+secret), []byte(t.ShortTimeFormat()))
hmacRegion := HMACSHA256(hmacDate, []byte(region))
hmacService := HMACSHA256(hmacRegion, []byte(service))
return HMACSHA256(hmacService, []byte("aws4_request"))
}
func isSameDay(x, y time.Time) bool {
xYear, xMonth, xDay := x.Date()
yYear, yMonth, yDay := y.Date()
if xYear != yYear {
return false
}
if xMonth != yMonth {
return false
}
return xDay == yDay
}

View File

@@ -1,40 +0,0 @@
package v4
// Signature Version 4 (SigV4) Constants
const (
// EmptyStringSHA256 is the hex encoded sha256 value of an empty string
EmptyStringSHA256 = `e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855`
// UnsignedPayload indicates that the request payload body is unsigned
UnsignedPayload = "UNSIGNED-PAYLOAD"
// AmzAlgorithmKey indicates the signing algorithm
AmzAlgorithmKey = "X-Amz-Algorithm"
// AmzSecurityTokenKey indicates the security token to be used with temporary credentials
AmzSecurityTokenKey = "X-Amz-Security-Token"
// AmzDateKey is the UTC timestamp for the request in the format YYYYMMDD'T'HHMMSS'Z'
AmzDateKey = "X-Amz-Date"
// AmzCredentialKey is the access key ID and credential scope
AmzCredentialKey = "X-Amz-Credential"
// AmzSignedHeadersKey is the set of headers signed for the request
AmzSignedHeadersKey = "X-Amz-SignedHeaders"
// AmzSignatureKey is the query parameter to store the SigV4 signature
AmzSignatureKey = "X-Amz-Signature"
// TimeFormat is the time format to be used in the X-Amz-Date header or query parameter
TimeFormat = "20060102T150405Z"
// ShortTimeFormat is the shorten time format used in the credential scope
ShortTimeFormat = "20060102"
// ContentSHAKey is the SHA256 of request body
ContentSHAKey = "X-Amz-Content-Sha256"
// StreamingEventsPayload indicates that the request payload body is a signed event stream.
StreamingEventsPayload = "STREAMING-AWS4-HMAC-SHA256-EVENTS"
)

View File

@@ -1,88 +0,0 @@
package v4
import (
"strings"
)
// Rules houses a set of Rule needed for validation of a
// string value
type Rules []Rule
// Rule interface allows for more flexible rules and just simply
// checks whether or not a value adheres to that Rule
type Rule interface {
IsValid(value string) bool
}
// IsValid will iterate through all rules and see if any rules
// apply to the value and supports nested rules
func (r Rules) IsValid(value string) bool {
for _, rule := range r {
if rule.IsValid(value) {
return true
}
}
return false
}
// MapRule generic Rule for maps
type MapRule map[string]struct{}
// IsValid for the map Rule satisfies whether it exists in the map
func (m MapRule) IsValid(value string) bool {
_, ok := m[value]
return ok
}
// AllowList is a generic Rule for include listing
type AllowList struct {
Rule
}
// IsValid for AllowList checks if the value is within the AllowList
func (w AllowList) IsValid(value string) bool {
return w.Rule.IsValid(value)
}
// ExcludeList is a generic Rule for exclude listing
type ExcludeList struct {
Rule
}
// IsValid for AllowList checks if the value is within the AllowList
func (b ExcludeList) IsValid(value string) bool {
return !b.Rule.IsValid(value)
}
// Patterns is a list of strings to match against
type Patterns []string
// IsValid for Patterns checks each pattern and returns if a match has
// been found
func (p Patterns) IsValid(value string) bool {
for _, pattern := range p {
if hasPrefixFold(value, pattern) {
return true
}
}
return false
}
// InclusiveRules rules allow for rules to depend on one another
type InclusiveRules []Rule
// IsValid will return true if all rules are true
func (r InclusiveRules) IsValid(value string) bool {
for _, rule := range r {
if !rule.IsValid(value) {
return false
}
}
return true
}
// hasPrefixFold tests whether the string s begins with prefix, interpreted as UTF-8 strings,
// under Unicode case-folding.
func hasPrefixFold(s, prefix string) bool {
return len(s) >= len(prefix) && strings.EqualFold(s[0:len(prefix)], prefix)
}

View File

@@ -1,72 +0,0 @@
package v4
// IgnoredHeaders is a list of headers that are ignored during signing
var IgnoredHeaders = Rules{
ExcludeList{
MapRule{
"Authorization": struct{}{},
// some clients use user-agent in signed headers
// "User-Agent": struct{}{},
"X-Amzn-Trace-Id": struct{}{},
"Expect": struct{}{},
},
},
}
// RequiredSignedHeaders is a allow list for Build canonical headers.
var RequiredSignedHeaders = Rules{
AllowList{
MapRule{
"Cache-Control": struct{}{},
"Content-Disposition": struct{}{},
"Content-Encoding": struct{}{},
"Content-Language": struct{}{},
"Content-Md5": struct{}{},
"Content-Type": struct{}{},
"Expires": struct{}{},
"If-Match": struct{}{},
"If-Modified-Since": struct{}{},
"If-None-Match": struct{}{},
"If-Unmodified-Since": struct{}{},
"Range": struct{}{},
"X-Amz-Acl": struct{}{},
"X-Amz-Copy-Source": struct{}{},
"X-Amz-Copy-Source-If-Match": struct{}{},
"X-Amz-Copy-Source-If-Modified-Since": struct{}{},
"X-Amz-Copy-Source-If-None-Match": struct{}{},
"X-Amz-Copy-Source-If-Unmodified-Since": struct{}{},
"X-Amz-Copy-Source-Range": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key": struct{}{},
"X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-Md5": struct{}{},
"X-Amz-Expected-Bucket-Owner": struct{}{},
"X-Amz-Grant-Full-control": struct{}{},
"X-Amz-Grant-Read": struct{}{},
"X-Amz-Grant-Read-Acp": struct{}{},
"X-Amz-Grant-Write": struct{}{},
"X-Amz-Grant-Write-Acp": struct{}{},
"X-Amz-Metadata-Directive": struct{}{},
"X-Amz-Mfa": struct{}{},
"X-Amz-Request-Payer": struct{}{},
"X-Amz-Server-Side-Encryption": struct{}{},
"X-Amz-Server-Side-Encryption-Aws-Kms-Key-Id": struct{}{},
"X-Amz-Server-Side-Encryption-Context": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Algorithm": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Key": struct{}{},
"X-Amz-Server-Side-Encryption-Customer-Key-Md5": struct{}{},
"X-Amz-Storage-Class": struct{}{},
"X-Amz-Website-Redirect-Location": struct{}{},
"X-Amz-Content-Sha256": struct{}{},
"X-Amz-Tagging": struct{}{},
},
},
Patterns{"X-Amz-Object-Lock-"},
Patterns{"X-Amz-Meta-"},
}
// AllowedQueryHoisting is a allowed list for Build query headers. The boolean value
// represents whether or not it is a pattern.
var AllowedQueryHoisting = InclusiveRules{
ExcludeList{RequiredSignedHeaders},
Patterns{"X-Amz-"},
}

View File

@@ -1,63 +0,0 @@
package v4
import "testing"
func TestAllowedQueryHoisting(t *testing.T) {
cases := map[string]struct {
Header string
ExpectHoist bool
}{
"object-lock": {
Header: "X-Amz-Object-Lock-Mode",
ExpectHoist: false,
},
"s3 metadata": {
Header: "X-Amz-Meta-SomeName",
ExpectHoist: false,
},
"another header": {
Header: "X-Amz-SomeOtherHeader",
ExpectHoist: true,
},
"non X-AMZ header": {
Header: "X-SomeOtherHeader",
ExpectHoist: false,
},
}
for name, c := range cases {
t.Run(name, func(t *testing.T) {
if e, a := c.ExpectHoist, AllowedQueryHoisting.IsValid(c.Header); e != a {
t.Errorf("expect hoist %v, was %v", e, a)
}
})
}
}
func TestIgnoredHeaders(t *testing.T) {
cases := map[string]struct {
Header string
ExpectIgnored bool
}{
"expect": {
Header: "Expect",
ExpectIgnored: true,
},
"authorization": {
Header: "Authorization",
ExpectIgnored: true,
},
"X-AMZ header": {
Header: "X-Amz-Content-Sha256",
ExpectIgnored: false,
},
}
for name, c := range cases {
t.Run(name, func(t *testing.T) {
if e, a := c.ExpectIgnored, IgnoredHeaders.IsValid(c.Header); e == a {
t.Errorf("expect ignored %v, was %v", e, a)
}
})
}
}

View File

@@ -1,13 +0,0 @@
package v4
import (
"crypto/hmac"
"crypto/sha256"
)
// HMACSHA256 computes a HMAC-SHA256 of data given the provided key.
func HMACSHA256(key []byte, data []byte) []byte {
hash := hmac.New(sha256.New, key)
hash.Write(data)
return hash.Sum(nil)
}

View File

@@ -1,75 +0,0 @@
package v4
import (
"net/http"
"strings"
)
// SanitizeHostForHeader removes default port from host and updates request.Host
func SanitizeHostForHeader(r *http.Request) {
host := getHost(r)
port := portOnly(host)
if port != "" && isDefaultPort(r.URL.Scheme, port) {
r.Host = stripPort(host)
}
}
// Returns host from request
func getHost(r *http.Request) string {
if r.Host != "" {
return r.Host
}
return r.URL.Host
}
// Hostname returns u.Host, without any port number.
//
// If Host is an IPv6 literal with a port number, Hostname returns the
// IPv6 literal without the square brackets. IPv6 literals may include
// a zone identifier.
//
// Copied from the Go 1.8 standard library (net/url)
func stripPort(hostport string) string {
colon := strings.IndexByte(hostport, ':')
if colon == -1 {
return hostport
}
if i := strings.IndexByte(hostport, ']'); i != -1 {
return strings.TrimPrefix(hostport[:i], "[")
}
return hostport[:colon]
}
// Port returns the port part of u.Host, without the leading colon.
// If u.Host doesn't contain a port, Port returns an empty string.
//
// Copied from the Go 1.8 standard library (net/url)
func portOnly(hostport string) string {
colon := strings.IndexByte(hostport, ':')
if colon == -1 {
return ""
}
if i := strings.Index(hostport, "]:"); i != -1 {
return hostport[i+len("]:"):]
}
if strings.Contains(hostport, "]") {
return ""
}
return hostport[colon+len(":"):]
}
// Returns true if the specified URI is using the standard port
// (i.e. port 80 for HTTP URIs or 443 for HTTPS URIs)
func isDefaultPort(scheme, port string) bool {
if port == "" {
return true
}
lowerCaseScheme := strings.ToLower(scheme)
if (lowerCaseScheme == "http" && port == "80") || (lowerCaseScheme == "https" && port == "443") {
return true
}
return false
}

View File

@@ -1,13 +0,0 @@
package v4
import "strings"
// BuildCredentialScope builds the Signature Version 4 (SigV4) signing scope
func BuildCredentialScope(signingTime SigningTime, region, service string) string {
return strings.Join([]string{
signingTime.ShortTimeFormat(),
region,
service,
"aws4_request",
}, "/")
}

View File

@@ -1,36 +0,0 @@
package v4
import "time"
// SigningTime provides a wrapper around a time.Time which provides cached values for SigV4 signing.
type SigningTime struct {
time.Time
timeFormat string
shortTimeFormat string
}
// NewSigningTime creates a new SigningTime given a time.Time
func NewSigningTime(t time.Time) SigningTime {
return SigningTime{
Time: t,
}
}
// TimeFormat provides a time formatted in the X-Amz-Date format.
func (m *SigningTime) TimeFormat() string {
return m.format(&m.timeFormat, TimeFormat)
}
// ShortTimeFormat provides a time formatted of 20060102.
func (m *SigningTime) ShortTimeFormat() string {
return m.format(&m.shortTimeFormat, ShortTimeFormat)
}
func (m *SigningTime) format(target *string, format string) string {
if len(*target) > 0 {
return *target
}
v := m.Time.Format(format)
*target = v
return v
}

View File

@@ -1,80 +0,0 @@
package v4
import (
"net/url"
"strings"
)
const doubleSpace = " "
// StripExcessSpaces will rewrite the passed in slice's string values to not
// contain multiple side-by-side spaces.
func StripExcessSpaces(str string) string {
var j, k, l, m, spaces int
// Trim trailing spaces
for j = len(str) - 1; j >= 0 && str[j] == ' '; j-- {
}
// Trim leading spaces
for k = 0; k < j && str[k] == ' '; k++ {
}
str = str[k : j+1]
// Strip multiple spaces.
j = strings.Index(str, doubleSpace)
if j < 0 {
return str
}
buf := []byte(str)
for k, m, l = j, j, len(buf); k < l; k++ {
if buf[k] == ' ' {
if spaces == 0 {
// First space.
buf[m] = buf[k]
m++
}
spaces++
} else {
// End of multiple spaces.
spaces = 0
buf[m] = buf[k]
m++
}
}
return string(buf[:m])
}
// GetURIPath returns the escaped URI component from the provided URL.
func GetURIPath(u *url.URL) string {
var uriPath string
if len(u.Opaque) > 0 {
const schemeSep, pathSep, queryStart = "//", "/", "?"
opaque := u.Opaque
// Cut off the query string if present.
if idx := strings.Index(opaque, queryStart); idx >= 0 {
opaque = opaque[:idx]
}
// Cutout the scheme separator if present.
if strings.Index(opaque, schemeSep) == 0 {
opaque = opaque[len(schemeSep):]
}
// capture URI path starting with first path separator.
if idx := strings.Index(opaque, pathSep); idx >= 0 {
uriPath = opaque[idx:]
}
} else {
uriPath = u.EscapedPath()
}
if len(uriPath) == 0 {
uriPath = "/"
}
return uriPath
}

View File

@@ -1,158 +0,0 @@
package v4
import (
"net/http"
"net/url"
"testing"
)
func lazyURLParse(v string) func() (*url.URL, error) {
return func() (*url.URL, error) {
return url.Parse(v)
}
}
func TestGetURIPath(t *testing.T) {
cases := map[string]struct {
getURL func() (*url.URL, error)
expect string
}{
// Cases
"with scheme": {
getURL: lazyURLParse("https://localhost:9000"),
expect: "/",
},
"no port, with scheme": {
getURL: lazyURLParse("https://localhost"),
expect: "/",
},
"without scheme": {
getURL: lazyURLParse("localhost:9000"),
expect: "/",
},
"without scheme, with path": {
getURL: lazyURLParse("localhost:9000/abc123"),
expect: "/abc123",
},
"without scheme, with separator": {
getURL: lazyURLParse("//localhost:9000"),
expect: "/",
},
"no port, without scheme, with separator": {
getURL: lazyURLParse("//localhost"),
expect: "/",
},
"without scheme, with separator, with path": {
getURL: lazyURLParse("//localhost:9000/abc123"),
expect: "/abc123",
},
"no port, without scheme, with separator, with path": {
getURL: lazyURLParse("//localhost/abc123"),
expect: "/abc123",
},
"opaque with query string": {
getURL: lazyURLParse("localhost:9000/abc123?efg=456"),
expect: "/abc123",
},
"failing test": {
getURL: func() (*url.URL, error) {
endpoint := "https://service.region.amazonaws.com"
req, _ := http.NewRequest("POST", endpoint, nil)
u := req.URL
u.Opaque = "//example.org/bucket/key-._~,!@#$%^&*()"
query := u.Query()
query.Set("some-query-key", "value")
u.RawQuery = query.Encode()
return u, nil
},
expect: "/bucket/key-._~,!@#$%^&*()",
},
}
for name, c := range cases {
t.Run(name, func(t *testing.T) {
u, err := c.getURL()
if err != nil {
t.Fatalf("failed to get URL, %v", err)
}
actual := GetURIPath(u)
if e, a := c.expect, actual; e != a {
t.Errorf("expect %v path, got %v", e, a)
}
})
}
}
func TestStripExcessHeaders(t *testing.T) {
vals := []string{
"",
"123",
"1 2 3",
"1 2 3 ",
" 1 2 3",
"1 2 3",
"1 23",
"1 2 3",
"1 2 ",
" 1 2 ",
"12 3",
"12 3 1",
"12 3 1",
"12 3 1abc123",
}
expected := []string{
"",
"123",
"1 2 3",
"1 2 3",
"1 2 3",
"1 2 3",
"1 23",
"1 2 3",
"1 2",
"1 2",
"12 3",
"12 3 1",
"12 3 1",
"12 3 1abc123",
}
for i := 0; i < len(vals); i++ {
r := StripExcessSpaces(vals[i])
if e, a := expected[i], r; e != a {
t.Errorf("%d, expect %v, got %v", i, e, a)
}
}
}
var stripExcessSpaceCases = []string{
`AWS4-HMAC-SHA256 Credential=AKIDFAKEIDFAKEID/20160628/us-west-2/s3/aws4_request, SignedHeaders=host;x-amz-date, Signature=1234567890abcdef1234567890abcdef1234567890abcdef`,
`123 321 123 321`,
` 123 321 123 321 `,
` 123 321 123 321 `,
"123",
"1 2 3",
" 1 2 3",
"1 2 3",
"1 23",
"1 2 3",
"1 2 ",
" 1 2 ",
"12 3",
"12 3 1",
"12 3 1",
"12 3 1abc123",
}
func BenchmarkStripExcessSpaces(b *testing.B) {
for i := 0; i < b.N; i++ {
for _, v := range stripExcessSpaceCases {
StripExcessSpaces(v)
}
}
}

View File

@@ -1,139 +0,0 @@
package v4_test
import (
"context"
"fmt"
"net/http"
"testing"
"time"
v4 "github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/versity/versitygw/aws/internal/awstesting/unit"
v4Internal "github.com/versity/versitygw/aws/signer/internal/v4"
)
var standaloneSignCases = []struct {
OrigURI string
OrigQuery string
Region, Service, SubDomain string
ExpSig string
EscapedURI string
}{
{
OrigURI: `/logs-*/_search`,
OrigQuery: `pretty=true`,
Region: "us-west-2", Service: "es", SubDomain: "hostname-clusterkey",
EscapedURI: `/logs-%2A/_search`,
ExpSig: `AWS4-HMAC-SHA256 Credential=AKID/19700101/us-west-2/es/aws4_request, SignedHeaders=host;x-amz-date;x-amz-security-token, Signature=79d0760751907af16f64a537c1242416dacf51204a7dd5284492d15577973b91`,
},
}
func TestStandaloneSign_CustomURIEscape(t *testing.T) {
var expectSig = `AWS4-HMAC-SHA256 Credential=AKID/19700101/us-east-1/es/aws4_request, SignedHeaders=host;x-amz-date;x-amz-security-token, Signature=6601e883cc6d23871fd6c2a394c5677ea2b8c82b04a6446786d64cd74f520967`
creds, err := unit.Config().Credentials.Retrieve(context.Background())
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
signer := v4.NewSigner(func(signer *v4.SignerOptions) {
signer.DisableURIPathEscaping = true
})
host := "https://subdomain.us-east-1.es.amazonaws.com"
req, err := http.NewRequest("GET", host, nil)
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
req.URL.Path = `/log-*/_search`
req.URL.Opaque = "//subdomain.us-east-1.es.amazonaws.com/log-%2A/_search"
err = signer.SignHTTP(context.Background(), creds, req, v4Internal.EmptyStringSHA256, "es", "us-east-1", time.Unix(0, 0))
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
actual := req.Header.Get("Authorization")
if e, a := expectSig, actual; e != a {
t.Errorf("expect %v, got %v", e, a)
}
}
func TestStandaloneSign(t *testing.T) {
creds, err := unit.Config().Credentials.Retrieve(context.Background())
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
signer := v4.NewSigner()
for _, c := range standaloneSignCases {
host := fmt.Sprintf("https://%s.%s.%s.amazonaws.com",
c.SubDomain, c.Region, c.Service)
req, err := http.NewRequest("GET", host, nil)
if err != nil {
t.Errorf("expected no error, but received %v", err)
}
// URL.EscapedPath() will be used by the signer to get the
// escaped form of the request's URI path.
req.URL.Path = c.OrigURI
req.URL.RawQuery = c.OrigQuery
err = signer.SignHTTP(context.Background(), creds, req, v4Internal.EmptyStringSHA256, c.Service, c.Region, time.Unix(0, 0))
if err != nil {
t.Errorf("expected no error, but received %v", err)
}
actual := req.Header.Get("Authorization")
if e, a := c.ExpSig, actual; e != a {
t.Errorf("expected %v, but received %v", e, a)
}
if e, a := c.OrigURI, req.URL.Path; e != a {
t.Errorf("expected %v, but received %v", e, a)
}
if e, a := c.EscapedURI, req.URL.EscapedPath(); e != a {
t.Errorf("expected %v, but received %v", e, a)
}
}
}
func TestStandaloneSign_RawPath(t *testing.T) {
creds, err := unit.Config().Credentials.Retrieve(context.Background())
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
signer := v4.NewSigner()
for _, c := range standaloneSignCases {
host := fmt.Sprintf("https://%s.%s.%s.amazonaws.com",
c.SubDomain, c.Region, c.Service)
req, err := http.NewRequest("GET", host, nil)
if err != nil {
t.Errorf("expected no error, but received %v", err)
}
// URL.EscapedPath() will be used by the signer to get the
// escaped form of the request's URI path.
req.URL.Path = c.OrigURI
req.URL.RawPath = c.EscapedURI
req.URL.RawQuery = c.OrigQuery
err = signer.SignHTTP(context.Background(), creds, req, v4Internal.EmptyStringSHA256, c.Service, c.Region, time.Unix(0, 0))
if err != nil {
t.Errorf("expected no error, but received %v", err)
}
actual := req.Header.Get("Authorization")
if e, a := c.ExpSig, actual; e != a {
t.Errorf("expected %v, but received %v", e, a)
}
if e, a := c.OrigURI, req.URL.Path; e != a {
t.Errorf("expected %v, but received %v", e, a)
}
if e, a := c.EscapedURI, req.URL.EscapedPath(); e != a {
t.Errorf("expected %v, but received %v", e, a)
}
}
}

View File

@@ -1,568 +0,0 @@
// Package v4 implements signing for AWS V4 signer
//
// Provides request signing for request that need to be signed with
// AWS V4 Signatures.
//
// # Standalone Signer
//
// Generally using the signer outside of the SDK should not require any additional
//
// The signer does this by taking advantage of the URL.EscapedPath method. If your request URI requires
//
// additional escaping you many need to use the URL.Opaque to define what the raw URI should be sent
// to the service as.
//
// The signer will first check the URL.Opaque field, and use its value if set.
// The signer does require the URL.Opaque field to be set in the form of:
//
// "//<hostname>/<path>"
//
// // e.g.
// "//example.com/some/path"
//
// The leading "//" and hostname are required or the URL.Opaque escaping will
// not work correctly.
//
// If URL.Opaque is not set the signer will fallback to the URL.EscapedPath()
// method and using the returned value.
//
// AWS v4 signature validation requires that the canonical string's URI path
// element must be the URI escaped form of the HTTP request's path.
// http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
//
// The Go HTTP client will perform escaping automatically on the request. Some
// of these escaping may cause signature validation errors because the HTTP
// request differs from the URI path or query that the signature was generated.
// https://golang.org/pkg/net/url/#URL.EscapedPath
//
// Because of this, it is recommended that when using the signer outside of the
// SDK that explicitly escaping the request prior to being signed is preferable,
// and will help prevent signature validation errors. This can be done by setting
// the URL.Opaque or URL.RawPath. The SDK will use URL.Opaque first and then
// call URL.EscapedPath() if Opaque is not set.
//
// Test `TestStandaloneSign` provides a complete example of using the signer
// outside of the SDK and pre-escaping the URI path.
package v4
import (
"context"
"crypto/sha256"
"encoding/hex"
"fmt"
"hash"
"net/http"
"net/textproto"
"net/url"
"slices"
"sort"
"strconv"
"strings"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/aws/smithy-go/encoding/httpbinding"
"github.com/aws/smithy-go/logging"
v4Internal "github.com/versity/versitygw/aws/signer/internal/v4"
)
const (
signingAlgorithm = "AWS4-HMAC-SHA256"
authorizationHeader = "Authorization"
// Version of signing v4
Version = "SigV4"
)
// HTTPSigner is an interface to a SigV4 signer that can sign HTTP requests
type HTTPSigner interface {
SignHTTP(ctx context.Context, credentials aws.Credentials, r *http.Request, payloadHash string, service string, region string, signingTime time.Time, optFns ...func(*SignerOptions)) error
}
type keyDerivator interface {
DeriveKey(credential aws.Credentials, service, region string, signingTime v4Internal.SigningTime) []byte
}
// SignerOptions is the SigV4 Signer options.
type SignerOptions struct {
// The logger to send log messages to.
Logger logging.Logger
// Disables the Signer's moving HTTP header key/value pairs from the HTTP
// request header to the request's query string. This is most commonly used
// with pre-signed requests preventing headers from being added to the
// request's query string.
DisableHeaderHoisting bool
// Disables the automatic escaping of the URI path of the request for the
// siganture's canonical string's path. For services that do not need additional
// escaping then use this to disable the signer escaping the path.
//
// S3 is an example of a service that does not need additional escaping.
//
// http://docs.aws.amazon.com/general/latest/gr/sigv4-create-canonical-request.html
DisableURIPathEscaping bool
// Enable logging of signed requests.
// This will enable logging of the canonical request, the string to sign, and for presigning the subsequent
// presigned URL.
LogSigning bool
// Disables setting the session token on the request as part of signing
// through X-Amz-Security-Token. This is needed for variations of v4 that
// present the token elsewhere.
DisableSessionToken bool
}
// Signer applies AWS v4 signing to given request. Use this to sign requests
// that need to be signed with AWS V4 Signatures.
type Signer struct {
keyDerivator keyDerivator
options SignerOptions
}
// NewSigner returns a new SigV4 Signer
func NewSigner(optFns ...func(signer *SignerOptions)) *Signer {
options := SignerOptions{}
for _, fn := range optFns {
fn(&options)
}
return &Signer{options: options, keyDerivator: v4Internal.NewSigningKeyDeriver()}
}
type httpSigner struct {
KeyDerivator keyDerivator
Request *http.Request
Credentials aws.Credentials
Time v4Internal.SigningTime
ServiceName string
Region string
PayloadHash string
SignedHdrs []string
IsPreSign bool
DisableHeaderHoisting bool
DisableURIPathEscaping bool
DisableSessionToken bool
}
func (s *httpSigner) Build() (signedRequest, error) {
req := s.Request
query := req.URL.Query()
headers := req.Header
s.setRequiredSigningFields(headers, query)
// Sort Each Query Key's Values
for key := range query {
sort.Strings(query[key])
}
v4Internal.SanitizeHostForHeader(req)
credentialScope := s.buildCredentialScope()
credentialStr := s.Credentials.AccessKeyID + "/" + credentialScope
if s.IsPreSign {
query.Set(v4Internal.AmzCredentialKey, credentialStr)
}
unsignedHeaders := headers
if s.IsPreSign && !s.DisableHeaderHoisting {
var urlValues url.Values
urlValues, unsignedHeaders = buildQuery(v4Internal.AllowedQueryHoisting, headers)
for k := range urlValues {
query[k] = urlValues[k]
}
}
host := req.URL.Host
if len(req.Host) > 0 {
host = req.Host
}
signedHeaders, signedHeadersStr, canonicalHeaderStr := s.buildCanonicalHeaders(host, v4Internal.IgnoredHeaders, unsignedHeaders, s.Request.ContentLength)
if s.IsPreSign {
query.Set(v4Internal.AmzSignedHeadersKey, signedHeadersStr)
}
var rawQuery strings.Builder
rawQuery.WriteString(strings.Replace(query.Encode(), "+", "%20", -1))
canonicalURI := v4Internal.GetURIPath(req.URL)
if !s.DisableURIPathEscaping {
canonicalURI = httpbinding.EscapePath(canonicalURI, false)
}
canonicalString := s.buildCanonicalString(
req.Method,
canonicalURI,
rawQuery.String(),
signedHeadersStr,
canonicalHeaderStr,
)
strToSign := s.buildStringToSign(credentialScope, canonicalString)
signingSignature, err := s.buildSignature(strToSign)
if err != nil {
return signedRequest{}, err
}
if s.IsPreSign {
rawQuery.WriteString("&X-Amz-Signature=")
rawQuery.WriteString(signingSignature)
} else {
headers[authorizationHeader] = append(headers[authorizationHeader][:0], buildAuthorizationHeader(credentialStr, signedHeadersStr, signingSignature))
}
req.URL.RawQuery = rawQuery.String()
return signedRequest{
Request: req,
SignedHeaders: signedHeaders,
CanonicalString: canonicalString,
StringToSign: strToSign,
PreSigned: s.IsPreSign,
}, nil
}
func buildAuthorizationHeader(credentialStr, signedHeadersStr, signingSignature string) string {
const credential = "Credential="
const signedHeaders = "SignedHeaders="
const signature = "Signature="
const commaSpace = ", "
var parts strings.Builder
parts.Grow(len(signingAlgorithm) + 1 +
len(credential) + len(credentialStr) + 2 +
len(signedHeaders) + len(signedHeadersStr) + 2 +
len(signature) + len(signingSignature),
)
parts.WriteString(signingAlgorithm)
parts.WriteRune(' ')
parts.WriteString(credential)
parts.WriteString(credentialStr)
parts.WriteString(commaSpace)
parts.WriteString(signedHeaders)
parts.WriteString(signedHeadersStr)
parts.WriteString(commaSpace)
parts.WriteString(signature)
parts.WriteString(signingSignature)
return parts.String()
}
// SignHTTP signs AWS v4 requests with the provided payload hash, service name, region the
// request is made to, and time the request is signed at. The signTime allows
// you to specify that a request is signed for the future, and cannot be
// used until then.
//
// The payloadHash is the hex encoded SHA-256 hash of the request payload, and
// must be provided. Even if the request has no payload (aka body). If the
// request has no payload you should use the hex encoded SHA-256 of an empty
// string as the payloadHash value.
//
// "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
//
// Some services such as Amazon S3 accept alternative values for the payload
// hash, such as "UNSIGNED-PAYLOAD" for requests where the body will not be
// included in the request signature.
//
// https://docs.aws.amazon.com/AmazonS3/latest/API/sig-v4-header-based-auth.html
//
// Sign differs from Presign in that it will sign the request using HTTP
// header values. This type of signing is intended for http.Request values that
// will not be shared, or are shared in a way the header values on the request
// will not be lost.
//
// The passed in request will be modified in place.
func (s Signer) SignHTTP(ctx context.Context, credentials aws.Credentials, r *http.Request, payloadHash string, service string, region string, signingTime time.Time, signedHdrs []string, optFns ...func(options *SignerOptions)) error {
options := s.options
for _, fn := range optFns {
fn(&options)
}
signer := &httpSigner{
Request: r,
PayloadHash: payloadHash,
ServiceName: service,
Region: region,
Credentials: credentials,
Time: v4Internal.NewSigningTime(signingTime.UTC()),
DisableHeaderHoisting: options.DisableHeaderHoisting,
DisableURIPathEscaping: options.DisableURIPathEscaping,
DisableSessionToken: options.DisableSessionToken,
KeyDerivator: s.keyDerivator,
SignedHdrs: signedHdrs,
}
signedRequest, err := signer.Build()
if err != nil {
return err
}
logSigningInfo(ctx, options, &signedRequest, false)
return nil
}
// PresignHTTP signs AWS v4 requests with the payload hash, service name, region
// the request is made to, and time the request is signed at. The signTime
// allows you to specify that a request is signed for the future, and cannot
// be used until then.
//
// Returns the signed URL and the map of HTTP headers that were included in the
// signature or an error if signing the request failed. For presigned requests
// these headers and their values must be included on the HTTP request when it
// is made. This is helpful to know what header values need to be shared with
// the party the presigned request will be distributed to.
//
// The payloadHash is the hex encoded SHA-256 hash of the request payload, and
// must be provided. Even if the request has no payload (aka body). If the
// request has no payload you should use the hex encoded SHA-256 of an empty
// string as the payloadHash value.
//
// "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
//
// Some services such as Amazon S3 accept alternative values for the payload
// hash, such as "UNSIGNED-PAYLOAD" for requests where the body will not be
// included in the request signature.
//
// https://docs.aws.amazon.com/AmazonS3/latest/API/sig-v4-header-based-auth.html
//
// PresignHTTP differs from SignHTTP in that it will sign the request using
// query string instead of header values. This allows you to share the
// Presigned Request's URL with third parties, or distribute it throughout your
// system with minimal dependencies.
//
// PresignHTTP will not set the expires time of the presigned request
// automatically. To specify the expire duration for a request add the
// "X-Amz-Expires" query parameter on the request with the value as the
// duration in seconds the presigned URL should be considered valid for. This
// parameter is not used by all AWS services, and is most notable used by
// Amazon S3 APIs.
//
// expires := 20 * time.Minute
// query := req.URL.Query()
// query.Set("X-Amz-Expires", strconv.FormatInt(int64(expires/time.Second), 10))
// req.URL.RawQuery = query.Encode()
//
// This method does not modify the provided request.
func (s *Signer) PresignHTTP(
ctx context.Context, credentials aws.Credentials, r *http.Request,
payloadHash string, service string, region string, signingTime time.Time,
signedHdrs []string,
optFns ...func(*SignerOptions),
) (signedURI string, signedHeaders http.Header, err error) {
options := s.options
for _, fn := range optFns {
fn(&options)
}
signer := &httpSigner{
Request: r.Clone(r.Context()),
PayloadHash: payloadHash,
ServiceName: service,
Region: region,
Credentials: credentials,
Time: v4Internal.NewSigningTime(signingTime.UTC()),
IsPreSign: true,
DisableHeaderHoisting: options.DisableHeaderHoisting,
DisableURIPathEscaping: options.DisableURIPathEscaping,
DisableSessionToken: options.DisableSessionToken,
KeyDerivator: s.keyDerivator,
SignedHdrs: signedHdrs,
}
signedRequest, err := signer.Build()
if err != nil {
return "", nil, err
}
logSigningInfo(ctx, options, &signedRequest, true)
signedHeaders = make(http.Header)
// For the signed headers we canonicalize the header keys in the returned map.
// This avoids situations where can standard library double headers like host header. For example the standard
// library will set the Host header, even if it is present in lower-case form.
for k, v := range signedRequest.SignedHeaders {
key := textproto.CanonicalMIMEHeaderKey(k)
signedHeaders[key] = append(signedHeaders[key], v...)
}
return signedRequest.Request.URL.String(), signedHeaders, nil
}
func (s *httpSigner) buildCredentialScope() string {
return v4Internal.BuildCredentialScope(s.Time, s.Region, s.ServiceName)
}
func buildQuery(r v4Internal.Rule, header http.Header) (url.Values, http.Header) {
query := url.Values{}
unsignedHeaders := http.Header{}
for k, h := range header {
if r.IsValid(k) {
query[k] = h
} else {
unsignedHeaders[k] = h
}
}
return query, unsignedHeaders
}
func (s *httpSigner) buildCanonicalHeaders(host string, rule v4Internal.Rule, header http.Header, length int64) (signed http.Header, signedHeaders, canonicalHeadersStr string) {
signed = make(http.Header)
var headers []string
const hostHeader = "host"
headers = append(headers, hostHeader)
signed[hostHeader] = append(signed[hostHeader], host)
const contentLengthHeader = "content-length"
if slices.Contains(s.SignedHdrs, contentLengthHeader) {
headers = append(headers, contentLengthHeader)
signed[contentLengthHeader] = append(signed[contentLengthHeader], strconv.FormatInt(length, 10))
}
for k, v := range header {
if !rule.IsValid(k) {
continue // ignored header
}
if strings.EqualFold(k, contentLengthHeader) {
// prevent signing already handled content-length header.
continue
}
lowerCaseKey := strings.ToLower(k)
if _, ok := signed[lowerCaseKey]; ok {
// include additional values
signed[lowerCaseKey] = append(signed[lowerCaseKey], v...)
continue
}
headers = append(headers, lowerCaseKey)
signed[lowerCaseKey] = v
}
sort.Strings(headers)
signedHeaders = strings.Join(headers, ";")
var canonicalHeaders strings.Builder
n := len(headers)
const colon = ':'
for i := 0; i < n; i++ {
if headers[i] == hostHeader {
canonicalHeaders.WriteString(hostHeader)
canonicalHeaders.WriteRune(colon)
canonicalHeaders.WriteString(v4Internal.StripExcessSpaces(host))
} else {
canonicalHeaders.WriteString(headers[i])
canonicalHeaders.WriteRune(colon)
// Trim out leading, trailing, and dedup inner spaces from signed header values.
values := signed[headers[i]]
for j, v := range values {
cleanedValue := strings.TrimSpace(v4Internal.StripExcessSpaces(v))
canonicalHeaders.WriteString(cleanedValue)
if j < len(values)-1 {
canonicalHeaders.WriteRune(',')
}
}
}
canonicalHeaders.WriteRune('\n')
}
canonicalHeadersStr = canonicalHeaders.String()
return signed, signedHeaders, canonicalHeadersStr
}
func (s *httpSigner) buildCanonicalString(method, uri, query, signedHeaders, canonicalHeaders string) string {
return strings.Join([]string{
method,
uri,
query,
canonicalHeaders,
signedHeaders,
s.PayloadHash,
}, "\n")
}
func (s *httpSigner) buildStringToSign(credentialScope, canonicalRequestString string) string {
return strings.Join([]string{
signingAlgorithm,
s.Time.TimeFormat(),
credentialScope,
hex.EncodeToString(makeHash(sha256.New(), []byte(canonicalRequestString))),
}, "\n")
}
func makeHash(hash hash.Hash, b []byte) []byte {
hash.Reset()
hash.Write(b)
return hash.Sum(nil)
}
func (s *httpSigner) buildSignature(strToSign string) (string, error) {
key := s.KeyDerivator.DeriveKey(s.Credentials, s.ServiceName, s.Region, s.Time)
return hex.EncodeToString(v4Internal.HMACSHA256(key, []byte(strToSign))), nil
}
func (s *httpSigner) setRequiredSigningFields(headers http.Header, query url.Values) {
amzDate := s.Time.TimeFormat()
if s.IsPreSign {
query.Set(v4Internal.AmzAlgorithmKey, signingAlgorithm)
sessionToken := s.Credentials.SessionToken
if !s.DisableSessionToken && len(sessionToken) > 0 {
query.Set("X-Amz-Security-Token", sessionToken)
}
query.Set(v4Internal.AmzDateKey, amzDate)
return
}
headers[v4Internal.AmzDateKey] = append(headers[v4Internal.AmzDateKey][:0], amzDate)
if !s.DisableSessionToken && len(s.Credentials.SessionToken) > 0 {
headers[v4Internal.AmzSecurityTokenKey] = append(headers[v4Internal.AmzSecurityTokenKey][:0], s.Credentials.SessionToken)
}
}
func logSigningInfo(ctx context.Context, options SignerOptions, request *signedRequest, isPresign bool) {
if !options.LogSigning {
return
}
signedURLMsg := ""
if isPresign {
signedURLMsg = fmt.Sprintf(logSignedURLMsg, request.Request.URL.String())
}
logger := logging.WithContext(ctx, options.Logger)
logger.Logf(logging.Debug, logSignInfoMsg, request.CanonicalString, request.StringToSign, signedURLMsg)
}
type signedRequest struct {
Request *http.Request
SignedHeaders http.Header
CanonicalString string
StringToSign string
PreSigned bool
}
const logSignInfoMsg = `Request Signature:
---[ CANONICAL STRING ]-----------------------------
%s
---[ STRING TO SIGN ]--------------------------------
%s%s
-----------------------------------------------------`
const logSignedURLMsg = `
---[ SIGNED URL ]------------------------------------
%s`

View File

@@ -1,358 +0,0 @@
package v4
import (
"bytes"
"context"
"crypto/sha256"
"encoding/hex"
"fmt"
"io"
"net/http"
"net/url"
"strings"
"testing"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
"github.com/google/go-cmp/cmp"
v4Internal "github.com/versity/versitygw/aws/signer/internal/v4"
)
var testCredentials = aws.Credentials{AccessKeyID: "AKID", SecretAccessKey: "SECRET", SessionToken: "SESSION"}
func buildRequest(serviceName, region, body string) (*http.Request, string) {
reader := strings.NewReader(body)
return buildRequestWithBodyReader(serviceName, region, reader)
}
func buildRequestWithBodyReader(serviceName, region string, body io.Reader) (*http.Request, string) {
var bodyLen int
type lenner interface {
Len() int
}
if lr, ok := body.(lenner); ok {
bodyLen = lr.Len()
}
endpoint := "https://" + serviceName + "." + region + ".amazonaws.com"
req, _ := http.NewRequest("POST", endpoint, body)
req.URL.Opaque = "//example.org/bucket/key-._~,!@#$%^&*()"
req.Header.Set("X-Amz-Target", "prefix.Operation")
req.Header.Set("Content-Type", "application/x-amz-json-1.0")
if bodyLen > 0 {
req.ContentLength = int64(bodyLen)
}
req.Header.Set("X-Amz-Meta-Other-Header", "some-value=!@#$%^&* (+)")
req.Header.Add("X-Amz-Meta-Other-Header_With_Underscore", "some-value=!@#$%^&* (+)")
req.Header.Add("X-amz-Meta-Other-Header_With_Underscore", "some-value=!@#$%^&* (+)")
h := sha256.New()
_, _ = io.Copy(h, body)
payloadHash := hex.EncodeToString(h.Sum(nil))
return req, payloadHash
}
func TestPresignRequest(t *testing.T) {
req, body := buildRequest("dynamodb", "us-east-1", "{}")
query := req.URL.Query()
query.Set("X-Amz-Expires", "300")
req.URL.RawQuery = query.Encode()
signedHdrs := []string{"content-length", "content-type", "host", "x-amz-date", "x-amz-meta-other-header", "x-amz-meta-other-header_with_underscore", "x-amz-security-token", "x-amz-target"}
signer := NewSigner()
signed, headers, err := signer.PresignHTTP(context.Background(), testCredentials, req, body, "dynamodb", "us-east-1", time.Unix(0, 0), signedHdrs)
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
expectedDate := "19700101T000000Z"
expectedHeaders := "content-length;content-type;host;x-amz-meta-other-header;x-amz-meta-other-header_with_underscore"
expectedSig := "122f0b9e091e4ba84286097e2b3404a1f1f4c4aad479adda95b7dff0ccbe5581"
expectedCred := "AKID/19700101/us-east-1/dynamodb/aws4_request"
expectedTarget := "prefix.Operation"
q, err := url.ParseQuery(signed[strings.Index(signed, "?"):])
if err != nil {
t.Errorf("expect no error, got %v", err)
}
if e, a := expectedSig, q.Get("X-Amz-Signature"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedCred, q.Get("X-Amz-Credential"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedHeaders, q.Get("X-Amz-SignedHeaders"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedDate, q.Get("X-Amz-Date"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if a := q.Get("X-Amz-Meta-Other-Header"); len(a) != 0 {
t.Errorf("expect %v to be empty", a)
}
if e, a := expectedTarget, q.Get("X-Amz-Target"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
for _, h := range strings.Split(expectedHeaders, ";") {
v := headers.Get(h)
if len(v) == 0 {
t.Errorf("expect %v, to be present in header map", h)
}
}
}
func TestPresignBodyWithArrayRequest(t *testing.T) {
req, body := buildRequest("dynamodb", "us-east-1", "{}")
req.URL.RawQuery = "Foo=z&Foo=o&Foo=m&Foo=a"
query := req.URL.Query()
query.Set("X-Amz-Expires", "300")
req.URL.RawQuery = query.Encode()
signedHdrs := []string{"content-length", "content-type", "host", "x-amz-date", "x-amz-meta-other-header", "x-amz-meta-other-header_with_underscore", "x-amz-security-token", "x-amz-target"}
signer := NewSigner()
signed, headers, err := signer.PresignHTTP(context.Background(), testCredentials, req, body, "dynamodb", "us-east-1", time.Unix(0, 0), signedHdrs)
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
q, err := url.ParseQuery(signed[strings.Index(signed, "?"):])
if err != nil {
t.Errorf("expect no error, got %v", err)
}
expectedDate := "19700101T000000Z"
expectedHeaders := "content-length;content-type;host;x-amz-meta-other-header;x-amz-meta-other-header_with_underscore"
expectedSig := "e3ac55addee8711b76c6d608d762cff285fe8b627a057f8b5ec9268cf82c08b1"
expectedCred := "AKID/19700101/us-east-1/dynamodb/aws4_request"
expectedTarget := "prefix.Operation"
if e, a := expectedSig, q.Get("X-Amz-Signature"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedCred, q.Get("X-Amz-Credential"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedHeaders, q.Get("X-Amz-SignedHeaders"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedDate, q.Get("X-Amz-Date"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if a := q.Get("X-Amz-Meta-Other-Header"); len(a) != 0 {
t.Errorf("expect %v to be empty, was not", a)
}
if e, a := expectedTarget, q.Get("X-Amz-Target"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
for _, h := range strings.Split(expectedHeaders, ";") {
v := headers.Get(h)
if len(v) == 0 {
t.Errorf("expect %v, to be present in header map", h)
}
}
}
func TestSignRequest(t *testing.T) {
req, body := buildRequest("dynamodb", "us-east-1", "{}")
signer := NewSigner()
signedHdrs := []string{"content-length", "content-type", "host", "x-amz-date", "x-amz-meta-other-header", "x-amz-meta-other-header_with_underscore", "x-amz-security-token", "x-amz-target"}
err := signer.SignHTTP(context.Background(), testCredentials, req, body, "dynamodb", "us-east-1", time.Unix(0, 0), signedHdrs)
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
expectedDate := "19700101T000000Z"
expectedSig := "AWS4-HMAC-SHA256 Credential=AKID/19700101/us-east-1/dynamodb/aws4_request, SignedHeaders=content-length;content-type;host;x-amz-date;x-amz-meta-other-header;x-amz-meta-other-header_with_underscore;x-amz-security-token;x-amz-target, Signature=a518299330494908a70222cec6899f6f32f297f8595f6df1776d998936652ad9"
q := req.Header
if e, a := expectedSig, q.Get("Authorization"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
if e, a := expectedDate, q.Get("X-Amz-Date"); e != a {
t.Errorf("expect %v, got %v", e, a)
}
}
func TestBuildCanonicalRequest(t *testing.T) {
req, _ := buildRequest("dynamodb", "us-east-1", "{}")
req.URL.RawQuery = "Foo=z&Foo=o&Foo=m&Foo=a"
ctx := &httpSigner{
ServiceName: "dynamodb",
Region: "us-east-1",
Request: req,
Time: v4Internal.NewSigningTime(time.Now()),
KeyDerivator: v4Internal.NewSigningKeyDeriver(),
}
build, err := ctx.Build()
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
expected := "https://example.org/bucket/key-._~,!@#$%^&*()?Foo=a&Foo=m&Foo=o&Foo=z"
if e, a := expected, build.Request.URL.String(); e != a {
t.Errorf("expect %v, got %v", e, a)
}
}
func TestSigner_SignHTTP_NoReplaceRequestBody(t *testing.T) {
req, bodyHash := buildRequest("dynamodb", "us-east-1", "{}")
req.Body = io.NopCloser(bytes.NewReader([]byte{}))
s := NewSigner()
origBody := req.Body
err := s.SignHTTP(context.Background(), testCredentials, req, bodyHash, "dynamodb", "us-east-1", time.Now(), []string{})
if err != nil {
t.Fatalf("expect no error, got %v", err)
}
if req.Body != origBody {
t.Errorf("expect request body to not be chagned")
}
}
func TestRequestHost(t *testing.T) {
req, _ := buildRequest("dynamodb", "us-east-1", "{}")
req.URL.RawQuery = "Foo=z&Foo=o&Foo=m&Foo=a"
req.Host = "myhost"
query := req.URL.Query()
query.Set("X-Amz-Expires", "5")
req.URL.RawQuery = query.Encode()
ctx := &httpSigner{
ServiceName: "dynamodb",
Region: "us-east-1",
Request: req,
Time: v4Internal.NewSigningTime(time.Now()),
KeyDerivator: v4Internal.NewSigningKeyDeriver(),
}
build, err := ctx.Build()
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
if !strings.Contains(build.CanonicalString, "host:"+req.Host) {
t.Errorf("canonical host header invalid")
}
}
func TestSign_buildCanonicalHeadersContentLengthPresent(t *testing.T) {
body := `{"description": "this is a test"}`
req, _ := buildRequest("dynamodb", "us-east-1", body)
req.URL.RawQuery = "Foo=z&Foo=o&Foo=m&Foo=a"
req.Host = "myhost"
contentLength := fmt.Sprintf("%d", len([]byte(body)))
req.Header.Add("Content-Length", contentLength)
query := req.URL.Query()
query.Set("X-Amz-Expires", "5")
req.URL.RawQuery = query.Encode()
ctx := &httpSigner{
ServiceName: "dynamodb",
Region: "us-east-1",
Request: req,
Time: v4Internal.NewSigningTime(time.Now()),
KeyDerivator: v4Internal.NewSigningKeyDeriver(),
}
_, err := ctx.Build()
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
//if !strings.Contains(build.CanonicalString, "content-length:"+contentLength+"\n") {
// t.Errorf("canonical header content-length invalid")
//}
}
func TestSign_buildCanonicalHeaders(t *testing.T) {
serviceName := "mockAPI"
region := "mock-region"
endpoint := "https://" + serviceName + "." + region + ".amazonaws.com"
req, err := http.NewRequest("POST", endpoint, nil)
if err != nil {
t.Fatalf("failed to create request, %v", err)
}
req.Header.Set("FooInnerSpace", " inner space ")
req.Header.Set("FooLeadingSpace", " leading-space")
req.Header.Add("FooMultipleSpace", "no-space")
req.Header.Add("FooMultipleSpace", "\ttab-space")
req.Header.Add("FooMultipleSpace", "trailing-space ")
req.Header.Set("FooNoSpace", "no-space")
req.Header.Set("FooTabSpace", "\ttab-space\t")
req.Header.Set("FooTrailingSpace", "trailing-space ")
req.Header.Set("FooWrappedSpace", " wrapped-space ")
ctx := &httpSigner{
ServiceName: serviceName,
Region: region,
Request: req,
Time: v4Internal.NewSigningTime(time.Date(2021, 10, 20, 12, 42, 0, 0, time.UTC)),
KeyDerivator: v4Internal.NewSigningKeyDeriver(),
}
build, err := ctx.Build()
if err != nil {
t.Fatalf("expected no error, got %v", err)
}
expectCanonicalString := strings.Join([]string{
`POST`,
`/`,
``,
`fooinnerspace:inner space`,
`fooleadingspace:leading-space`,
`foomultiplespace:no-space,tab-space,trailing-space`,
`foonospace:no-space`,
`footabspace:tab-space`,
`footrailingspace:trailing-space`,
`foowrappedspace:wrapped-space`,
`host:mockAPI.mock-region.amazonaws.com`,
`x-amz-date:20211020T124200Z`,
``,
`fooinnerspace;fooleadingspace;foomultiplespace;foonospace;footabspace;footrailingspace;foowrappedspace;host;x-amz-date`,
``,
}, "\n")
if diff := cmp.Diff(expectCanonicalString, build.CanonicalString); diff != "" {
t.Errorf("expect match, got\n%s", diff)
}
}
func BenchmarkPresignRequest(b *testing.B) {
signer := NewSigner()
req, bodyHash := buildRequest("dynamodb", "us-east-1", "{}")
query := req.URL.Query()
query.Set("X-Amz-Expires", "5")
req.URL.RawQuery = query.Encode()
for i := 0; i < b.N; i++ {
signer.PresignHTTP(context.Background(), testCredentials, req, bodyHash, "dynamodb", "us-east-1", time.Now(), []string{})
}
}
func BenchmarkSignRequest(b *testing.B) {
signer := NewSigner()
req, bodyHash := buildRequest("dynamodb", "us-east-1", "{}")
for i := 0; i < b.N; i++ {
signer.SignHTTP(context.Background(), testCredentials, req, bodyHash, "dynamodb", "us-east-1", time.Now(), []string{})
}
}

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@@ -1,63 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package azure
import (
"errors"
"github.com/Azure/azure-sdk-for-go/sdk/azcore"
"github.com/versity/versitygw/s3err"
)
// Parses azure ResponseError into AWS APIError
func azureErrToS3Err(apiErr error) error {
var azErr *azcore.ResponseError
if !errors.As(apiErr, &azErr) {
return apiErr
}
return azErrToS3err(azErr)
}
func azErrToS3err(azErr *azcore.ResponseError) s3err.APIError {
switch azErr.ErrorCode {
case "ContainerAlreadyExists":
return s3err.GetAPIError(s3err.ErrBucketAlreadyExists)
case "InvalidResourceName", "ContainerNotFound":
return s3err.GetAPIError(s3err.ErrNoSuchBucket)
case "BlobNotFound":
return s3err.GetAPIError(s3err.ErrNoSuchKey)
case "TagsTooLarge":
return s3err.GetAPIError(s3err.ErrInvalidTag)
case "Requested Range Not Satisfiable":
return s3err.GetAPIError(s3err.ErrInvalidRange)
}
return s3err.APIError{
Code: azErr.ErrorCode,
Description: azErr.RawResponse.Status,
HTTPStatusCode: azErr.StatusCode,
}
}
func parseMpError(mpErr error) error {
err := azureErrToS3Err(mpErr)
serr, ok := err.(s3err.APIError)
if !ok || serr.Code != "NoSuchKey" {
return mpErr
}
return s3err.GetAPIError(s3err.ErrNoSuchUpload)
}

View File

@@ -1,276 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package backend
import (
"bufio"
"context"
"fmt"
"github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/versity/versitygw/s3err"
"github.com/versity/versitygw/s3response"
"github.com/versity/versitygw/s3select"
)
//go:generate moq -out ../s3api/controllers/backend_moq_test.go -pkg controllers . Backend
type Backend interface {
fmt.Stringer
Shutdown()
// bucket operations
ListBuckets(context.Context, s3response.ListBucketsInput) (s3response.ListAllMyBucketsResult, error)
HeadBucket(context.Context, *s3.HeadBucketInput) (*s3.HeadBucketOutput, error)
GetBucketAcl(context.Context, *s3.GetBucketAclInput) ([]byte, error)
CreateBucket(_ context.Context, _ *s3.CreateBucketInput, defaultACL []byte) error
PutBucketAcl(_ context.Context, bucket string, data []byte) error
DeleteBucket(_ context.Context, bucket string) error
PutBucketVersioning(_ context.Context, bucket string, status types.BucketVersioningStatus) error
GetBucketVersioning(_ context.Context, bucket string) (s3response.GetBucketVersioningOutput, error)
PutBucketPolicy(_ context.Context, bucket string, policy []byte) error
GetBucketPolicy(_ context.Context, bucket string) ([]byte, error)
DeleteBucketPolicy(_ context.Context, bucket string) error
PutBucketOwnershipControls(_ context.Context, bucket string, ownership types.ObjectOwnership) error
GetBucketOwnershipControls(_ context.Context, bucket string) (types.ObjectOwnership, error)
DeleteBucketOwnershipControls(_ context.Context, bucket string) error
// multipart operations
CreateMultipartUpload(context.Context, *s3.CreateMultipartUploadInput) (s3response.InitiateMultipartUploadResult, error)
CompleteMultipartUpload(context.Context, *s3.CompleteMultipartUploadInput) (*s3.CompleteMultipartUploadOutput, error)
AbortMultipartUpload(context.Context, *s3.AbortMultipartUploadInput) error
ListMultipartUploads(context.Context, *s3.ListMultipartUploadsInput) (s3response.ListMultipartUploadsResult, error)
ListParts(context.Context, *s3.ListPartsInput) (s3response.ListPartsResult, error)
UploadPart(context.Context, *s3.UploadPartInput) (etag string, err error)
UploadPartCopy(context.Context, *s3.UploadPartCopyInput) (s3response.CopyObjectResult, error)
// standard object operations
PutObject(context.Context, *s3.PutObjectInput) (s3response.PutObjectOutput, error)
HeadObject(context.Context, *s3.HeadObjectInput) (*s3.HeadObjectOutput, error)
GetObject(context.Context, *s3.GetObjectInput) (*s3.GetObjectOutput, error)
GetObjectAcl(context.Context, *s3.GetObjectAclInput) (*s3.GetObjectAclOutput, error)
GetObjectAttributes(context.Context, *s3.GetObjectAttributesInput) (s3response.GetObjectAttributesResponse, error)
CopyObject(context.Context, *s3.CopyObjectInput) (*s3.CopyObjectOutput, error)
ListObjects(context.Context, *s3.ListObjectsInput) (s3response.ListObjectsResult, error)
ListObjectsV2(context.Context, *s3.ListObjectsV2Input) (s3response.ListObjectsV2Result, error)
DeleteObject(context.Context, *s3.DeleteObjectInput) (*s3.DeleteObjectOutput, error)
DeleteObjects(context.Context, *s3.DeleteObjectsInput) (s3response.DeleteResult, error)
PutObjectAcl(context.Context, *s3.PutObjectAclInput) error
ListObjectVersions(context.Context, *s3.ListObjectVersionsInput) (s3response.ListVersionsResult, error)
// special case object operations
RestoreObject(context.Context, *s3.RestoreObjectInput) error
SelectObjectContent(ctx context.Context, input *s3.SelectObjectContentInput) func(w *bufio.Writer)
// bucket tagging operations
GetBucketTagging(_ context.Context, bucket string) (map[string]string, error)
PutBucketTagging(_ context.Context, bucket string, tags map[string]string) error
DeleteBucketTagging(_ context.Context, bucket string) error
// object tagging operations
GetObjectTagging(_ context.Context, bucket, object string) (map[string]string, error)
PutObjectTagging(_ context.Context, bucket, object string, tags map[string]string) error
DeleteObjectTagging(_ context.Context, bucket, object string) error
// object lock operations
PutObjectLockConfiguration(_ context.Context, bucket string, config []byte) error
GetObjectLockConfiguration(_ context.Context, bucket string) ([]byte, error)
PutObjectRetention(_ context.Context, bucket, object, versionId string, bypass bool, retention []byte) error
GetObjectRetention(_ context.Context, bucket, object, versionId string) ([]byte, error)
PutObjectLegalHold(_ context.Context, bucket, object, versionId string, status bool) error
GetObjectLegalHold(_ context.Context, bucket, object, versionId string) (*bool, error)
// non AWS actions
ChangeBucketOwner(_ context.Context, bucket string, acl []byte) error
ListBucketsAndOwners(context.Context) ([]s3response.Bucket, error)
}
type BackendUnsupported struct{}
var _ Backend = &BackendUnsupported{}
func New() Backend {
return &BackendUnsupported{}
}
func (BackendUnsupported) Shutdown() {}
func (BackendUnsupported) String() string {
return "Unsupported"
}
func (BackendUnsupported) ListBuckets(context.Context, s3response.ListBucketsInput) (s3response.ListAllMyBucketsResult, error) {
return s3response.ListAllMyBucketsResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) HeadBucket(context.Context, *s3.HeadBucketInput) (*s3.HeadBucketOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetBucketAcl(context.Context, *s3.GetBucketAclInput) ([]byte, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) CreateBucket(context.Context, *s3.CreateBucketInput, []byte) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutBucketAcl(_ context.Context, bucket string, data []byte) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteBucket(_ context.Context, bucket string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutBucketVersioning(_ context.Context, bucket string, status types.BucketVersioningStatus) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetBucketVersioning(_ context.Context, bucket string) (s3response.GetBucketVersioningOutput, error) {
return s3response.GetBucketVersioningOutput{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutBucketPolicy(_ context.Context, bucket string, policy []byte) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetBucketPolicy(_ context.Context, bucket string) ([]byte, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteBucketPolicy(_ context.Context, bucket string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutBucketOwnershipControls(_ context.Context, bucket string, ownership types.ObjectOwnership) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetBucketOwnershipControls(_ context.Context, bucket string) (types.ObjectOwnership, error) {
return types.ObjectOwnershipBucketOwnerEnforced, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteBucketOwnershipControls(_ context.Context, bucket string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) CreateMultipartUpload(context.Context, *s3.CreateMultipartUploadInput) (s3response.InitiateMultipartUploadResult, error) {
return s3response.InitiateMultipartUploadResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) CompleteMultipartUpload(context.Context, *s3.CompleteMultipartUploadInput) (*s3.CompleteMultipartUploadOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) AbortMultipartUpload(context.Context, *s3.AbortMultipartUploadInput) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) ListMultipartUploads(context.Context, *s3.ListMultipartUploadsInput) (s3response.ListMultipartUploadsResult, error) {
return s3response.ListMultipartUploadsResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) ListParts(context.Context, *s3.ListPartsInput) (s3response.ListPartsResult, error) {
return s3response.ListPartsResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) UploadPart(context.Context, *s3.UploadPartInput) (etag string, err error) {
return "", s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) UploadPartCopy(context.Context, *s3.UploadPartCopyInput) (s3response.CopyObjectResult, error) {
return s3response.CopyObjectResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutObject(context.Context, *s3.PutObjectInput) (s3response.PutObjectOutput, error) {
return s3response.PutObjectOutput{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) HeadObject(context.Context, *s3.HeadObjectInput) (*s3.HeadObjectOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObject(context.Context, *s3.GetObjectInput) (*s3.GetObjectOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObjectAcl(context.Context, *s3.GetObjectAclInput) (*s3.GetObjectAclOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObjectAttributes(context.Context, *s3.GetObjectAttributesInput) (s3response.GetObjectAttributesResponse, error) {
return s3response.GetObjectAttributesResponse{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) CopyObject(context.Context, *s3.CopyObjectInput) (*s3.CopyObjectOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) ListObjects(context.Context, *s3.ListObjectsInput) (s3response.ListObjectsResult, error) {
return s3response.ListObjectsResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) ListObjectsV2(context.Context, *s3.ListObjectsV2Input) (s3response.ListObjectsV2Result, error) {
return s3response.ListObjectsV2Result{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteObject(context.Context, *s3.DeleteObjectInput) (*s3.DeleteObjectOutput, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteObjects(context.Context, *s3.DeleteObjectsInput) (s3response.DeleteResult, error) {
return s3response.DeleteResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutObjectAcl(context.Context, *s3.PutObjectAclInput) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) RestoreObject(context.Context, *s3.RestoreObjectInput) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) SelectObjectContent(ctx context.Context, input *s3.SelectObjectContentInput) func(w *bufio.Writer) {
return func(w *bufio.Writer) {
var getProgress s3select.GetProgress
progress := input.RequestProgress
if progress != nil && *progress.Enabled {
getProgress = func() (bytesScanned int64, bytesProcessed int64) {
return -1, -1
}
}
mh := s3select.NewMessageHandler(ctx, w, getProgress)
apiErr := s3err.GetAPIError(s3err.ErrNotImplemented)
mh.FinishWithError(apiErr.Code, apiErr.Description)
}
}
func (BackendUnsupported) ListObjectVersions(context.Context, *s3.ListObjectVersionsInput) (s3response.ListVersionsResult, error) {
return s3response.ListVersionsResult{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetBucketTagging(_ context.Context, bucket string) (map[string]string, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutBucketTagging(_ context.Context, bucket string, tags map[string]string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteBucketTagging(_ context.Context, bucket string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObjectTagging(_ context.Context, bucket, object string) (map[string]string, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutObjectTagging(_ context.Context, bucket, object string, tags map[string]string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) DeleteObjectTagging(_ context.Context, bucket, object string) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutObjectLockConfiguration(_ context.Context, bucket string, config []byte) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObjectLockConfiguration(_ context.Context, bucket string) ([]byte, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutObjectRetention(_ context.Context, bucket, object, versionId string, bypass bool, retention []byte) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObjectRetention(_ context.Context, bucket, object, versionId string) ([]byte, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) PutObjectLegalHold(_ context.Context, bucket, object, versionId string, status bool) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) GetObjectLegalHold(_ context.Context, bucket, object, versionId string) (*bool, error) {
return nil, s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) ChangeBucketOwner(_ context.Context, bucket string, acl []byte) error {
return s3err.GetAPIError(s3err.ErrNotImplemented)
}
func (BackendUnsupported) ListBucketsAndOwners(context.Context) ([]s3response.Bucket, error) {
return []s3response.Bucket{}, s3err.GetAPIError(s3err.ErrNotImplemented)
}

View File

@@ -1,180 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package backend
import (
"crypto/md5"
"encoding/hex"
"fmt"
"io"
"net/http"
"os"
"strconv"
"strings"
"time"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/versity/versitygw/s3err"
"github.com/versity/versitygw/s3response"
)
const (
// this is the media type for directories in AWS and Nextcloud
DirContentType = "application/x-directory"
DefaultContentType = "binary/octet-stream"
)
func IsValidBucketName(name string) bool { return true }
type ByBucketName []s3response.ListAllMyBucketsEntry
func (d ByBucketName) Len() int { return len(d) }
func (d ByBucketName) Swap(i, j int) { d[i], d[j] = d[j], d[i] }
func (d ByBucketName) Less(i, j int) bool { return d[i].Name < d[j].Name }
type ByObjectName []types.Object
func (d ByObjectName) Len() int { return len(d) }
func (d ByObjectName) Swap(i, j int) { d[i], d[j] = d[j], d[i] }
func (d ByObjectName) Less(i, j int) bool { return *d[i].Key < *d[j].Key }
func GetPtrFromString(str string) *string {
if str == "" {
return nil
}
return &str
}
func GetStringFromPtr(str *string) string {
if str == nil {
return ""
}
return *str
}
func GetTimePtr(t time.Time) *time.Time {
return &t
}
var (
errInvalidRange = s3err.GetAPIError(s3err.ErrInvalidRange)
)
// ParseRange parses input range header and returns startoffset, length, and
// error. If no endoffset specified, then length is set to -1.
func ParseRange(size int64, acceptRange string) (int64, int64, error) {
if acceptRange == "" {
return 0, size, nil
}
rangeKv := strings.Split(acceptRange, "=")
if len(rangeKv) < 2 {
return 0, 0, errInvalidRange
}
bRange := strings.Split(rangeKv[1], "-")
if len(bRange) < 1 || len(bRange) > 2 {
return 0, 0, errInvalidRange
}
startOffset, err := strconv.ParseInt(bRange[0], 10, 64)
if err != nil {
return 0, 0, errInvalidRange
}
endOffset := int64(-1)
if len(bRange) == 1 || bRange[1] == "" {
return startOffset, endOffset, nil
}
endOffset, err = strconv.ParseInt(bRange[1], 10, 64)
if err != nil {
return 0, 0, errInvalidRange
}
if endOffset < startOffset {
return 0, 0, errInvalidRange
}
return startOffset, endOffset - startOffset + 1, nil
}
// ParseCopySource parses x-amz-copy-source header and returns source bucket,
// source object, versionId, error respectively
func ParseCopySource(copySourceHeader string) (string, string, string, error) {
if copySourceHeader[0] == '/' {
copySourceHeader = copySourceHeader[1:]
}
var copySource, versionId string
i := strings.LastIndex(copySourceHeader, "?versionId=")
if i == -1 {
copySource = copySourceHeader
} else {
copySource = copySourceHeader[:i]
versionId = copySourceHeader[i+11:]
}
srcBucket, srcObject, ok := strings.Cut(copySource, "/")
if !ok {
return "", "", "", s3err.GetAPIError(s3err.ErrInvalidCopySource)
}
return srcBucket, srcObject, versionId, nil
}
func CreateExceedingRangeErr(objSize int64) s3err.APIError {
return s3err.APIError{
Code: "InvalidArgument",
Description: fmt.Sprintf("Range specified is not valid for source object of size: %d", objSize),
HTTPStatusCode: http.StatusBadRequest,
}
}
func GetMultipartMD5(parts []types.CompletedPart) string {
var partsEtagBytes []byte
for _, part := range parts {
partsEtagBytes = append(partsEtagBytes, getEtagBytes(*part.ETag)...)
}
s3MD5 := fmt.Sprintf("%s-%d", md5String(partsEtagBytes), len(parts))
return s3MD5
}
func getEtagBytes(etag string) []byte {
decode, err := hex.DecodeString(strings.ReplaceAll(etag, string('"'), ""))
if err != nil {
return []byte(etag)
}
return decode
}
func md5String(data []byte) string {
sum := md5.Sum(data)
return hex.EncodeToString(sum[:])
}
type FileSectionReadCloser struct {
R io.Reader
F *os.File
}
func (f *FileSectionReadCloser) Read(p []byte) (int, error) {
return f.R.Read(p)
}
func (f *FileSectionReadCloser) Close() error {
return f.F.Close()
}

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@@ -1,42 +0,0 @@
// Copyright 2024 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package meta
import "os"
// MetadataStorer defines the interface for managing metadata.
// When object == "", the operation is on the bucket.
type MetadataStorer interface {
// RetrieveAttribute retrieves the value of a specific attribute for an object or a bucket.
// Returns the value of the attribute, or an error if the attribute does not exist.
RetrieveAttribute(f *os.File, bucket, object, attribute string) ([]byte, error)
// StoreAttribute stores the value of a specific attribute for an object or a bucket.
// If attribute already exists, new attribute should replace existing.
// Returns an error if the operation fails.
StoreAttribute(f *os.File, bucket, object, attribute string, value []byte) error
// DeleteAttribute removes the value of a specific attribute for an object or a bucket.
// Returns an error if the operation fails.
DeleteAttribute(bucket, object, attribute string) error
// ListAttributes lists all attributes for an object or a bucket.
// Returns list of attribute names, or an error if the operation fails.
ListAttributes(bucket, object string) ([]string, error)
// DeleteAttributes removes all attributes for an object or a bucket.
// Returns an error if the operation fails.
DeleteAttributes(bucket, object string) error
}

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@@ -1,114 +0,0 @@
// Copyright 2024 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package meta
import (
"errors"
"fmt"
"os"
"path/filepath"
"strings"
"syscall"
"github.com/pkg/xattr"
)
const (
xattrPrefix = "user."
)
var (
// ErrNoSuchKey is returned when the key does not exist.
ErrNoSuchKey = errors.New("no such key")
)
type XattrMeta struct{}
// RetrieveAttribute retrieves the value of a specific attribute for an object in a bucket.
func (x XattrMeta) RetrieveAttribute(f *os.File, bucket, object, attribute string) ([]byte, error) {
if f != nil {
b, err := xattr.FGet(f, xattrPrefix+attribute)
if errors.Is(err, xattr.ENOATTR) {
return nil, ErrNoSuchKey
}
return b, err
}
b, err := xattr.Get(filepath.Join(bucket, object), xattrPrefix+attribute)
if errors.Is(err, xattr.ENOATTR) {
return nil, ErrNoSuchKey
}
return b, err
}
// StoreAttribute stores the value of a specific attribute for an object in a bucket.
func (x XattrMeta) StoreAttribute(f *os.File, bucket, object, attribute string, value []byte) error {
if f != nil {
return xattr.FSet(f, xattrPrefix+attribute, value)
}
return xattr.Set(filepath.Join(bucket, object), xattrPrefix+attribute, value)
}
// DeleteAttribute removes the value of a specific attribute for an object in a bucket.
func (x XattrMeta) DeleteAttribute(bucket, object, attribute string) error {
err := xattr.Remove(filepath.Join(bucket, object), xattrPrefix+attribute)
if errors.Is(err, xattr.ENOATTR) {
return ErrNoSuchKey
}
return err
}
// DeleteAttributes is not implemented for xattr since xattrs
// are automatically removed when the file is deleted.
func (x XattrMeta) DeleteAttributes(bucket, object string) error {
return nil
}
// ListAttributes lists all attributes for an object in a bucket.
func (x XattrMeta) ListAttributes(bucket, object string) ([]string, error) {
attrs, err := xattr.List(filepath.Join(bucket, object))
if err != nil {
return nil, err
}
attributes := make([]string, 0, len(attrs))
for _, attr := range attrs {
if !isUserAttr(attr) {
continue
}
attributes = append(attributes, strings.TrimPrefix(attr, xattrPrefix))
}
return attributes, nil
}
func isUserAttr(attr string) bool {
return strings.HasPrefix(attr, xattrPrefix)
}
// Test is a helper function to test if xattrs are supported.
func (x XattrMeta) Test(path string) error {
// check for platform support
if !xattr.XATTR_SUPPORTED {
return fmt.Errorf("xattrs are not supported on this platform")
}
// check if the filesystem supports xattrs
_, err := xattr.Get(path, "user.test")
if errors.Is(err, syscall.ENOTSUP) {
return fmt.Errorf("xattrs are not supported on this filesystem")
}
return nil
}

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@@ -1,77 +0,0 @@
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Copyright 2024 Versity Software
// MkdirAll borrowed from stdlib to add ability to set ownership
// as directories are created
package backend
import (
"io/fs"
"os"
"github.com/versity/versitygw/s3err"
)
// MkdirAll is similar to os.MkdirAll but it will return
// ErrObjectParentIsFile when appropriate
// MkdirAll creates a directory named path,
// along with any necessary parents, and returns nil,
// or else returns an error.
// The permission bits perm (before umask) are used for all
// directories that MkdirAll creates.
// Any newly created directory is set to provided uid/gid ownership.
// If path is already a directory, MkdirAll does nothing
// and returns nil.
// Any directory created will be set to provided uid/gid ownership
// if doChown is true.
func MkdirAll(path string, uid, gid int, doChown bool, dirPerm fs.FileMode) error {
// Fast path: if we can tell whether path is a directory or file, stop with success or error.
dir, err := os.Stat(path)
if err == nil {
if dir.IsDir() {
return nil
}
return s3err.GetAPIError(s3err.ErrObjectParentIsFile)
}
// Slow path: make sure parent exists and then call Mkdir for path.
i := len(path)
for i > 0 && os.IsPathSeparator(path[i-1]) { // Skip trailing path separator.
i--
}
j := i
for j > 0 && !os.IsPathSeparator(path[j-1]) { // Scan backward over element.
j--
}
if j > 1 {
// Create parent.
err = MkdirAll(path[:j-1], uid, gid, doChown, dirPerm)
if err != nil {
return err
}
}
// Parent now exists; invoke Mkdir and use its result.
err = os.Mkdir(path, dirPerm)
if err != nil {
// Handle arguments like "foo/." by
// double-checking that directory doesn't exist.
dir, err1 := os.Lstat(path)
if err1 == nil && dir.IsDir() {
return nil
}
return err
}
if doChown {
err = os.Chown(path, uid, gid)
if err != nil {
return err
}
}
return nil
}

File diff suppressed because it is too large Load Diff

View File

@@ -1,242 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
//go:build linux
// +build linux
package posix
import (
"crypto/sha256"
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
"strconv"
"syscall"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/backend"
"golang.org/x/sys/unix"
)
const procfddir = "/proc/self/fd"
type tmpfile struct {
f *os.File
bucket string
objname string
size int64
uid int
gid int
newDirPerm fs.FileMode
isOTmp bool
needsChown bool
}
var (
// TODO: make this configurable
defaultFilePerm uint32 = 0644
)
func (p *Posix) openTmpFile(dir, bucket, obj string, size int64, acct auth.Account, dofalloc bool) (*tmpfile, error) {
uid, gid, doChown := p.getChownIDs(acct)
// O_TMPFILE allows for a file handle to an unnamed file in the filesystem.
// This can help reduce contention within the namespace (parent directories),
// etc. And will auto cleanup the inode on close if we never link this
// file descriptor into the namespace.
// Not all filesystems support this, so fallback to CreateTemp for when
// this is not supported.
fd, err := unix.Open(dir, unix.O_RDWR|unix.O_TMPFILE|unix.O_CLOEXEC, defaultFilePerm)
if err != nil {
// O_TMPFILE not supported, try fallback
err = backend.MkdirAll(dir, uid, gid, doChown, p.newDirPerm)
if err != nil {
return nil, fmt.Errorf("make temp dir: %w", err)
}
f, err := os.CreateTemp(dir,
fmt.Sprintf("%x.", sha256.Sum256([]byte(obj))))
if err != nil {
return nil, err
}
tmp := &tmpfile{
f: f,
bucket: bucket,
objname: obj,
size: size,
needsChown: doChown,
uid: uid,
gid: gid,
}
// falloc is best effort, its fine if this fails
if size > 0 && dofalloc {
tmp.falloc()
}
if doChown {
err := f.Chown(uid, gid)
if err != nil {
return nil, fmt.Errorf("set temp file ownership: %w", err)
}
}
return tmp, nil
}
// for O_TMPFILE, filename is /proc/self/fd/<fd> to be used
// later to link file into namespace
f := os.NewFile(uintptr(fd), filepath.Join(procfddir, strconv.Itoa(fd)))
tmp := &tmpfile{
f: f,
bucket: bucket,
objname: obj,
isOTmp: true,
size: size,
needsChown: doChown,
uid: uid,
gid: gid,
newDirPerm: p.newDirPerm,
}
// falloc is best effort, its fine if this fails
if size > 0 && dofalloc {
tmp.falloc()
}
if doChown {
err := f.Chown(uid, gid)
if err != nil {
return nil, fmt.Errorf("set temp file ownership: %w", err)
}
}
return tmp, nil
}
func (tmp *tmpfile) falloc() error {
err := syscall.Fallocate(int(tmp.f.Fd()), 0, 0, tmp.size)
if err != nil {
return fmt.Errorf("fallocate: %v", err)
}
return nil
}
func (tmp *tmpfile) link() error {
// make sure this is cleaned up in all error cases
defer tmp.f.Close()
// We use Linkat/Rename as the atomic operation for object puts. The
// upload is written to a temp (or unnamed/O_TMPFILE) file to not conflict
// with any other simultaneous uploads. The final operation is to move the
// temp file into place for the object. This ensures the object semantics
// of last upload completed wins and is not some combination of writes
// from simultaneous uploads.
objPath := filepath.Join(tmp.bucket, tmp.objname)
err := os.Remove(objPath)
if err != nil && !errors.Is(err, fs.ErrNotExist) {
return fmt.Errorf("remove stale path: %w", err)
}
dir := filepath.Dir(objPath)
err = backend.MkdirAll(dir, tmp.uid, tmp.gid, tmp.needsChown, tmp.newDirPerm)
if err != nil {
return fmt.Errorf("make parent dir: %w", err)
}
if !tmp.isOTmp {
// O_TMPFILE not suported, use fallback
return tmp.fallbackLink()
}
procdir, err := os.Open(procfddir)
if err != nil {
return fmt.Errorf("open proc dir: %w", err)
}
defer procdir.Close()
dirf, err := os.Open(dir)
if err != nil {
return fmt.Errorf("open parent dir: %w", err)
}
defer dirf.Close()
for {
err = unix.Linkat(int(procdir.Fd()), filepath.Base(tmp.f.Name()),
int(dirf.Fd()), filepath.Base(objPath), unix.AT_SYMLINK_FOLLOW)
if errors.Is(err, syscall.EEXIST) {
err := os.Remove(objPath)
if err != nil && !errors.Is(err, fs.ErrNotExist) {
return fmt.Errorf("remove stale path: %w", err)
}
continue
}
if err != nil {
return fmt.Errorf("link tmpfile (fd %q as %q): %w",
filepath.Base(tmp.f.Name()), objPath, err)
}
break
}
err = tmp.f.Close()
if err != nil {
return fmt.Errorf("close tmpfile: %w", err)
}
return nil
}
func (tmp *tmpfile) fallbackLink() error {
tempname := tmp.f.Name()
// cleanup in case anything goes wrong, if rename succeeds then
// this will no longer exist
defer os.Remove(tempname)
// reset default file mode because CreateTemp uses 0600
tmp.f.Chmod(fs.FileMode(defaultFilePerm))
err := tmp.f.Close()
if err != nil {
return fmt.Errorf("close tmpfile: %w", err)
}
objPath := filepath.Join(tmp.bucket, tmp.objname)
err = os.Rename(tempname, objPath)
if err != nil {
return fmt.Errorf("rename tmpfile: %w", err)
}
return nil
}
func (tmp *tmpfile) Write(b []byte) (int, error) {
if int64(len(b)) > tmp.size {
return 0, fmt.Errorf("write exceeds content length %v", tmp.size)
}
n, err := tmp.f.Write(b)
tmp.size -= int64(n)
return n, err
}
func (tmp *tmpfile) cleanup() {
tmp.f.Close()
}
func (tmp *tmpfile) File() *os.File {
return tmp.f
}

View File

@@ -1,118 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
//go:build !linux
// +build !linux
package posix
import (
"crypto/sha256"
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/backend"
)
type tmpfile struct {
f *os.File
bucket string
objname string
size int64
}
func (p *Posix) openTmpFile(dir, bucket, obj string, size int64, acct auth.Account, _ bool) (*tmpfile, error) {
uid, gid, doChown := p.getChownIDs(acct)
// Create a temp file for upload while in progress (see link comments below).
var err error
err = backend.MkdirAll(dir, uid, gid, doChown, p.newDirPerm)
if err != nil {
return nil, fmt.Errorf("make temp dir: %w", err)
}
f, err := os.CreateTemp(dir,
fmt.Sprintf("%x.", sha256.Sum256([]byte(obj))))
if err != nil {
return nil, fmt.Errorf("create temp file: %w", err)
}
if doChown {
err := f.Chown(uid, gid)
if err != nil {
return nil, fmt.Errorf("set temp file ownership: %w", err)
}
}
return &tmpfile{f: f, bucket: bucket, objname: obj, size: size}, nil
}
var (
// TODO: make this configurable
defaultFilePerm fs.FileMode = 0644
)
func (tmp *tmpfile) link() error {
tempname := tmp.f.Name()
// cleanup in case anything goes wrong, if rename succeeds then
// this will no longer exist
defer os.Remove(tempname)
// We use Rename as the atomic operation for object puts. The upload is
// written to a temp file to not conflict with any other simultaneous
// uploads. The final operation is to move the temp file into place for
// the object. This ensures the object semantics of last upload completed
// wins and is not some combination of writes from simultaneous uploads.
objPath := filepath.Join(tmp.bucket, tmp.objname)
err := os.Remove(objPath)
if err != nil && !errors.Is(err, fs.ErrNotExist) {
return fmt.Errorf("remove stale path: %w", err)
}
// reset default file mode because CreateTemp uses 0600
tmp.f.Chmod(defaultFilePerm)
err = tmp.f.Close()
if err != nil {
return fmt.Errorf("close tmpfile: %w", err)
}
err = os.Rename(tempname, objPath)
if err != nil {
return fmt.Errorf("rename tmpfile: %w", err)
}
return nil
}
func (tmp *tmpfile) Write(b []byte) (int, error) {
if int64(len(b)) > tmp.size {
return 0, fmt.Errorf("write exceeds content length %v", tmp.size)
}
n, err := tmp.f.Write(b)
tmp.size -= int64(n)
return n, err
}
func (tmp *tmpfile) cleanup() {
tmp.f.Close()
}
func (tmp *tmpfile) File() *os.File {
return tmp.f
}

View File

@@ -1,70 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package s3proxy
import (
"context"
"crypto/tls"
"net/http"
"github.com/aws/aws-sdk-go-v2/aws"
v4 "github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/aws-sdk-go-v2/config"
"github.com/aws/aws-sdk-go-v2/credentials"
"github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/aws/smithy-go/middleware"
)
func (s *S3Proxy) getClientWithCtx(ctx context.Context) (*s3.Client, error) {
cfg, err := s.getConfig(ctx, s.access, s.secret)
if err != nil {
return nil, err
}
if s.endpoint != "" {
return s3.NewFromConfig(cfg, func(o *s3.Options) {
o.BaseEndpoint = &s.endpoint
}), nil
}
return s3.NewFromConfig(cfg), nil
}
func (s *S3Proxy) getConfig(ctx context.Context, access, secret string) (aws.Config, error) {
creds := credentials.NewStaticCredentialsProvider(access, secret, "")
tr := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: s.sslSkipVerify},
}
client := &http.Client{Transport: tr}
opts := []func(*config.LoadOptions) error{
config.WithRegion(s.awsRegion),
config.WithCredentialsProvider(creds),
config.WithHTTPClient(client),
}
if s.disableChecksum {
opts = append(opts,
config.WithAPIOptions([]func(*middleware.Stack) error{v4.SwapComputePayloadSHA256ForUnsignedPayloadMiddleware}))
}
if s.debug {
opts = append(opts,
config.WithClientLogMode(aws.LogSigning|aws.LogRetries|aws.LogRequest|aws.LogResponse|aws.LogRequestEventMessage|aws.LogResponseEventMessage))
}
return config.LoadDefaultConfig(ctx, opts...)
}

View File

@@ -1,851 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package s3proxy
import (
"context"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"strconv"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
v4 "github.com/aws/aws-sdk-go-v2/aws/signer/v4"
awshttp "github.com/aws/aws-sdk-go-v2/aws/transport/http"
"github.com/aws/aws-sdk-go-v2/service/s3"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/aws/smithy-go"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/s3err"
"github.com/versity/versitygw/s3response"
)
const aclKey string = "versitygwAcl"
type S3Proxy struct {
backend.BackendUnsupported
client *s3.Client
access string
secret string
endpoint string
awsRegion string
disableChecksum bool
sslSkipVerify bool
debug bool
}
var _ backend.Backend = &S3Proxy{}
func New(access, secret, endpoint, region string, disableChecksum, sslSkipVerify, debug bool) (*S3Proxy, error) {
s := &S3Proxy{
access: access,
secret: secret,
endpoint: endpoint,
awsRegion: region,
disableChecksum: disableChecksum,
sslSkipVerify: sslSkipVerify,
debug: debug,
}
client, err := s.getClientWithCtx(context.Background())
if err != nil {
return nil, err
}
s.client = client
return s, nil
}
func (s *S3Proxy) ListBuckets(ctx context.Context, input s3response.ListBucketsInput) (s3response.ListAllMyBucketsResult, error) {
output, err := s.client.ListBuckets(ctx, &s3.ListBucketsInput{
ContinuationToken: &input.ContinuationToken,
MaxBuckets: &input.MaxBuckets,
Prefix: &input.Prefix,
})
if err != nil {
return s3response.ListAllMyBucketsResult{}, handleError(err)
}
var buckets []s3response.ListAllMyBucketsEntry
for _, b := range output.Buckets {
buckets = append(buckets, s3response.ListAllMyBucketsEntry{
Name: *b.Name,
CreationDate: *b.CreationDate,
})
}
return s3response.ListAllMyBucketsResult{
Owner: s3response.CanonicalUser{
ID: *output.Owner.ID,
},
Buckets: s3response.ListAllMyBucketsList{
Bucket: buckets,
},
ContinuationToken: backend.GetStringFromPtr(output.ContinuationToken),
Prefix: backend.GetStringFromPtr(output.Prefix),
}, nil
}
func (s *S3Proxy) HeadBucket(ctx context.Context, input *s3.HeadBucketInput) (*s3.HeadBucketOutput, error) {
out, err := s.client.HeadBucket(ctx, input)
return out, handleError(err)
}
func (s *S3Proxy) CreateBucket(ctx context.Context, input *s3.CreateBucketInput, acl []byte) error {
_, err := s.client.CreateBucket(ctx, input)
if err != nil {
return handleError(err)
}
var tagSet []types.Tag
tagSet = append(tagSet, types.Tag{
Key: backend.GetPtrFromString(aclKey),
Value: backend.GetPtrFromString(base64Encode(acl)),
})
_, err = s.client.PutBucketTagging(ctx, &s3.PutBucketTaggingInput{
Bucket: input.Bucket,
Tagging: &types.Tagging{
TagSet: tagSet,
},
})
return handleError(err)
}
func (s *S3Proxy) DeleteBucket(ctx context.Context, bucket string) error {
_, err := s.client.DeleteBucket(ctx, &s3.DeleteBucketInput{
Bucket: &bucket,
})
return handleError(err)
}
func (s *S3Proxy) PutBucketOwnershipControls(ctx context.Context, bucket string, ownership types.ObjectOwnership) error {
_, err := s.client.PutBucketOwnershipControls(ctx, &s3.PutBucketOwnershipControlsInput{
Bucket: &bucket,
OwnershipControls: &types.OwnershipControls{
Rules: []types.OwnershipControlsRule{
{
ObjectOwnership: ownership,
},
},
},
})
return handleError(err)
}
func (s *S3Proxy) GetBucketOwnershipControls(ctx context.Context, bucket string) (types.ObjectOwnership, error) {
var ownship types.ObjectOwnership
resp, err := s.client.GetBucketOwnershipControls(ctx, &s3.GetBucketOwnershipControlsInput{
Bucket: &bucket,
})
if err != nil {
return ownship, handleError(err)
}
return resp.OwnershipControls.Rules[0].ObjectOwnership, nil
}
func (s *S3Proxy) DeleteBucketOwnershipControls(ctx context.Context, bucket string) error {
_, err := s.client.DeleteBucketOwnershipControls(ctx, &s3.DeleteBucketOwnershipControlsInput{
Bucket: &bucket,
})
return handleError(err)
}
func (s *S3Proxy) PutBucketVersioning(ctx context.Context, bucket string, status types.BucketVersioningStatus) error {
_, err := s.client.PutBucketVersioning(ctx, &s3.PutBucketVersioningInput{
Bucket: &bucket,
VersioningConfiguration: &types.VersioningConfiguration{
Status: status,
},
})
return handleError(err)
}
func (s *S3Proxy) GetBucketVersioning(ctx context.Context, bucket string) (s3response.GetBucketVersioningOutput, error) {
out, err := s.client.GetBucketVersioning(ctx, &s3.GetBucketVersioningInput{
Bucket: &bucket,
})
return s3response.GetBucketVersioningOutput{
Status: &out.Status,
MFADelete: &out.MFADelete,
}, handleError(err)
}
func (s *S3Proxy) ListObjectVersions(ctx context.Context, input *s3.ListObjectVersionsInput) (s3response.ListVersionsResult, error) {
out, err := s.client.ListObjectVersions(ctx, input)
if err != nil {
return s3response.ListVersionsResult{}, handleError(err)
}
return s3response.ListVersionsResult{
CommonPrefixes: out.CommonPrefixes,
DeleteMarkers: out.DeleteMarkers,
Delimiter: out.Delimiter,
EncodingType: out.EncodingType,
IsTruncated: out.IsTruncated,
KeyMarker: out.KeyMarker,
MaxKeys: out.MaxKeys,
Name: out.Name,
NextKeyMarker: out.NextKeyMarker,
NextVersionIdMarker: out.NextVersionIdMarker,
Prefix: out.Prefix,
VersionIdMarker: input.VersionIdMarker,
Versions: out.Versions,
}, nil
}
func (s *S3Proxy) CreateMultipartUpload(ctx context.Context, input *s3.CreateMultipartUploadInput) (s3response.InitiateMultipartUploadResult, error) {
out, err := s.client.CreateMultipartUpload(ctx, input)
if err != nil {
return s3response.InitiateMultipartUploadResult{}, handleError(err)
}
return s3response.InitiateMultipartUploadResult{
Bucket: *out.Bucket,
Key: *out.Key,
UploadId: *out.UploadId,
}, nil
}
func (s *S3Proxy) CompleteMultipartUpload(ctx context.Context, input *s3.CompleteMultipartUploadInput) (*s3.CompleteMultipartUploadOutput, error) {
out, err := s.client.CompleteMultipartUpload(ctx, input)
return out, handleError(err)
}
func (s *S3Proxy) AbortMultipartUpload(ctx context.Context, input *s3.AbortMultipartUploadInput) error {
_, err := s.client.AbortMultipartUpload(ctx, input)
return handleError(err)
}
func (s *S3Proxy) ListMultipartUploads(ctx context.Context, input *s3.ListMultipartUploadsInput) (s3response.ListMultipartUploadsResult, error) {
output, err := s.client.ListMultipartUploads(ctx, input)
if err != nil {
return s3response.ListMultipartUploadsResult{}, handleError(err)
}
var uploads []s3response.Upload
for _, u := range output.Uploads {
uploads = append(uploads, s3response.Upload{
Key: *u.Key,
UploadID: *u.UploadId,
Initiator: s3response.Initiator{
ID: *u.Initiator.ID,
DisplayName: *u.Initiator.DisplayName,
},
Owner: s3response.Owner{
ID: *u.Owner.ID,
DisplayName: *u.Owner.DisplayName,
},
StorageClass: u.StorageClass,
Initiated: *u.Initiated,
})
}
var cps []s3response.CommonPrefix
for _, c := range output.CommonPrefixes {
cps = append(cps, s3response.CommonPrefix{
Prefix: *c.Prefix,
})
}
return s3response.ListMultipartUploadsResult{
Bucket: *output.Bucket,
KeyMarker: *output.KeyMarker,
UploadIDMarker: *output.UploadIdMarker,
NextKeyMarker: *output.NextKeyMarker,
NextUploadIDMarker: *output.NextUploadIdMarker,
Delimiter: *output.Delimiter,
Prefix: *output.Prefix,
EncodingType: string(output.EncodingType),
MaxUploads: int(*output.MaxUploads),
IsTruncated: *output.IsTruncated,
Uploads: uploads,
CommonPrefixes: cps,
}, nil
}
func (s *S3Proxy) ListParts(ctx context.Context, input *s3.ListPartsInput) (s3response.ListPartsResult, error) {
output, err := s.client.ListParts(ctx, input)
if err != nil {
return s3response.ListPartsResult{}, handleError(err)
}
var parts []s3response.Part
for _, p := range output.Parts {
parts = append(parts, s3response.Part{
PartNumber: int(*p.PartNumber),
LastModified: *p.LastModified,
ETag: *p.ETag,
Size: *p.Size,
})
}
pnm, err := strconv.Atoi(*output.PartNumberMarker)
if err != nil {
return s3response.ListPartsResult{},
fmt.Errorf("parse part number marker: %w", err)
}
npmn, err := strconv.Atoi(*output.NextPartNumberMarker)
if err != nil {
return s3response.ListPartsResult{},
fmt.Errorf("parse next part number marker: %w", err)
}
return s3response.ListPartsResult{
Bucket: *output.Bucket,
Key: *output.Key,
UploadID: *output.UploadId,
Initiator: s3response.Initiator{
ID: *output.Initiator.ID,
DisplayName: *output.Initiator.DisplayName,
},
Owner: s3response.Owner{
ID: *output.Owner.ID,
DisplayName: *output.Owner.DisplayName,
},
StorageClass: output.StorageClass,
PartNumberMarker: pnm,
NextPartNumberMarker: npmn,
MaxParts: int(*output.MaxParts),
IsTruncated: *output.IsTruncated,
Parts: parts,
}, nil
}
func (s *S3Proxy) UploadPart(ctx context.Context, input *s3.UploadPartInput) (etag string, err error) {
// streaming backend is not seekable,
// use unsigned payload for streaming ops
output, err := s.client.UploadPart(ctx, input, s3.WithAPIOptions(
v4.SwapComputePayloadSHA256ForUnsignedPayloadMiddleware,
))
if err != nil {
return "", handleError(err)
}
return *output.ETag, nil
}
func (s *S3Proxy) UploadPartCopy(ctx context.Context, input *s3.UploadPartCopyInput) (s3response.CopyObjectResult, error) {
output, err := s.client.UploadPartCopy(ctx, input)
if err != nil {
return s3response.CopyObjectResult{}, handleError(err)
}
return s3response.CopyObjectResult{
LastModified: *output.CopyPartResult.LastModified,
ETag: *output.CopyPartResult.ETag,
}, nil
}
func (s *S3Proxy) PutObject(ctx context.Context, input *s3.PutObjectInput) (s3response.PutObjectOutput, error) {
// streaming backend is not seekable,
// use unsigned payload for streaming ops
output, err := s.client.PutObject(ctx, input, s3.WithAPIOptions(
v4.SwapComputePayloadSHA256ForUnsignedPayloadMiddleware,
))
if err != nil {
return s3response.PutObjectOutput{}, handleError(err)
}
var versionID string
if output.VersionId != nil {
versionID = *output.VersionId
}
return s3response.PutObjectOutput{
ETag: *output.ETag,
VersionID: versionID,
}, nil
}
func (s *S3Proxy) HeadObject(ctx context.Context, input *s3.HeadObjectInput) (*s3.HeadObjectOutput, error) {
out, err := s.client.HeadObject(ctx, input)
return out, handleError(err)
}
func (s *S3Proxy) GetObject(ctx context.Context, input *s3.GetObjectInput) (*s3.GetObjectOutput, error) {
output, err := s.client.GetObject(ctx, input)
if err != nil {
return nil, handleError(err)
}
return output, nil
}
func (s *S3Proxy) GetObjectAttributes(ctx context.Context, input *s3.GetObjectAttributesInput) (s3response.GetObjectAttributesResponse, error) {
out, err := s.client.GetObjectAttributes(ctx, input)
parts := s3response.ObjectParts{}
objParts := out.ObjectParts
if objParts != nil {
if objParts.PartNumberMarker != nil {
partNumberMarker, err := strconv.Atoi(*objParts.PartNumberMarker)
if err != nil {
parts.PartNumberMarker = partNumberMarker
}
if objParts.NextPartNumberMarker != nil {
nextPartNumberMarker, err := strconv.Atoi(*objParts.NextPartNumberMarker)
if err != nil {
parts.NextPartNumberMarker = nextPartNumberMarker
}
}
if objParts.IsTruncated != nil {
parts.IsTruncated = *objParts.IsTruncated
}
if objParts.MaxParts != nil {
parts.MaxParts = int(*objParts.MaxParts)
}
parts.Parts = objParts.Parts
}
}
return s3response.GetObjectAttributesResponse{
ETag: out.ETag,
LastModified: out.LastModified,
ObjectSize: out.ObjectSize,
StorageClass: out.StorageClass,
ObjectParts: &parts,
}, handleError(err)
}
func (s *S3Proxy) CopyObject(ctx context.Context, input *s3.CopyObjectInput) (*s3.CopyObjectOutput, error) {
out, err := s.client.CopyObject(ctx, input)
return out, handleError(err)
}
func (s *S3Proxy) ListObjects(ctx context.Context, input *s3.ListObjectsInput) (s3response.ListObjectsResult, error) {
out, err := s.client.ListObjects(ctx, input)
if err != nil {
return s3response.ListObjectsResult{}, handleError(err)
}
contents := convertObjects(out.Contents)
return s3response.ListObjectsResult{
CommonPrefixes: out.CommonPrefixes,
Contents: contents,
Delimiter: out.Delimiter,
IsTruncated: out.IsTruncated,
Marker: out.Marker,
MaxKeys: out.MaxKeys,
Name: out.Name,
NextMarker: out.NextMarker,
Prefix: out.Prefix,
}, nil
}
func (s *S3Proxy) ListObjectsV2(ctx context.Context, input *s3.ListObjectsV2Input) (s3response.ListObjectsV2Result, error) {
out, err := s.client.ListObjectsV2(ctx, input)
if err != nil {
return s3response.ListObjectsV2Result{}, handleError(err)
}
contents := convertObjects(out.Contents)
return s3response.ListObjectsV2Result{
CommonPrefixes: out.CommonPrefixes,
Contents: contents,
Delimiter: out.Delimiter,
IsTruncated: out.IsTruncated,
ContinuationToken: out.ContinuationToken,
MaxKeys: out.MaxKeys,
Name: out.Name,
NextContinuationToken: out.NextContinuationToken,
Prefix: out.Prefix,
KeyCount: out.KeyCount,
}, nil
}
func (s *S3Proxy) DeleteObject(ctx context.Context, input *s3.DeleteObjectInput) (*s3.DeleteObjectOutput, error) {
res, err := s.client.DeleteObject(ctx, input)
return res, handleError(err)
}
func (s *S3Proxy) DeleteObjects(ctx context.Context, input *s3.DeleteObjectsInput) (s3response.DeleteResult, error) {
if len(input.Delete.Objects) == 0 {
input.Delete.Objects = []types.ObjectIdentifier{}
}
output, err := s.client.DeleteObjects(ctx, input)
if err != nil {
return s3response.DeleteResult{}, handleError(err)
}
return s3response.DeleteResult{
Deleted: output.Deleted,
Error: output.Errors,
}, nil
}
func (s *S3Proxy) GetBucketAcl(ctx context.Context, input *s3.GetBucketAclInput) ([]byte, error) {
tagout, err := s.client.GetBucketTagging(ctx, &s3.GetBucketTaggingInput{
Bucket: input.Bucket,
})
if err != nil {
return nil, handleError(err)
}
for _, tag := range tagout.TagSet {
if *tag.Key == aclKey {
acl, err := base64Decode(*tag.Value)
if err != nil {
return nil, handleError(err)
}
return acl, nil
}
}
return []byte{}, nil
}
func (s *S3Proxy) PutBucketAcl(ctx context.Context, bucket string, data []byte) error {
tagout, err := s.client.GetBucketTagging(ctx, &s3.GetBucketTaggingInput{
Bucket: &bucket,
})
if err != nil {
return handleError(err)
}
var found bool
for i, tag := range tagout.TagSet {
if *tag.Key == aclKey {
tagout.TagSet[i] = types.Tag{
Key: backend.GetPtrFromString(aclKey),
Value: backend.GetPtrFromString(base64Encode(data)),
}
found = true
break
}
}
if !found {
tagout.TagSet = append(tagout.TagSet, types.Tag{
Key: backend.GetPtrFromString(aclKey),
Value: backend.GetPtrFromString(base64Encode(data)),
})
}
_, err = s.client.PutBucketTagging(ctx, &s3.PutBucketTaggingInput{
Bucket: &bucket,
Tagging: &types.Tagging{
TagSet: tagout.TagSet,
},
})
return handleError(err)
}
func (s *S3Proxy) PutObjectTagging(ctx context.Context, bucket, object string, tags map[string]string) error {
tagging := &types.Tagging{
TagSet: []types.Tag{},
}
for key, val := range tags {
tagging.TagSet = append(tagging.TagSet, types.Tag{
Key: &key,
Value: &val,
})
}
_, err := s.client.PutObjectTagging(ctx, &s3.PutObjectTaggingInput{
Bucket: &bucket,
Key: &object,
Tagging: tagging,
})
return handleError(err)
}
func (s *S3Proxy) GetObjectTagging(ctx context.Context, bucket, object string) (map[string]string, error) {
output, err := s.client.GetObjectTagging(ctx, &s3.GetObjectTaggingInput{
Bucket: &bucket,
Key: &object,
})
if err != nil {
return nil, handleError(err)
}
tags := make(map[string]string)
for _, el := range output.TagSet {
tags[*el.Key] = *el.Value
}
return tags, nil
}
func (s *S3Proxy) DeleteObjectTagging(ctx context.Context, bucket, object string) error {
_, err := s.client.DeleteObjectTagging(ctx, &s3.DeleteObjectTaggingInput{
Bucket: &bucket,
Key: &object,
})
return handleError(err)
}
func (s *S3Proxy) PutBucketPolicy(ctx context.Context, bucket string, policy []byte) error {
_, err := s.client.PutBucketPolicy(ctx, &s3.PutBucketPolicyInput{
Bucket: &bucket,
Policy: backend.GetPtrFromString(string(policy)),
})
return handleError(err)
}
func (s *S3Proxy) GetBucketPolicy(ctx context.Context, bucket string) ([]byte, error) {
policy, err := s.client.GetBucketPolicy(ctx, &s3.GetBucketPolicyInput{
Bucket: &bucket,
})
if err != nil {
return nil, handleError(err)
}
result := []byte{}
if policy.Policy != nil {
result = []byte(*policy.Policy)
}
return result, nil
}
func (s *S3Proxy) DeleteBucketPolicy(ctx context.Context, bucket string) error {
_, err := s.client.DeleteBucketPolicy(ctx, &s3.DeleteBucketPolicyInput{
Bucket: &bucket,
})
return handleError(err)
}
func (s *S3Proxy) PutObjectLockConfiguration(ctx context.Context, bucket string, config []byte) error {
cfg, err := auth.ParseBucketLockConfigurationOutput(config)
if err != nil {
return err
}
_, err = s.client.PutObjectLockConfiguration(ctx, &s3.PutObjectLockConfigurationInput{
Bucket: &bucket,
ObjectLockConfiguration: cfg,
})
return handleError(err)
}
func (s *S3Proxy) GetObjectLockConfiguration(ctx context.Context, bucket string) ([]byte, error) {
resp, err := s.client.GetObjectLockConfiguration(ctx, &s3.GetObjectLockConfigurationInput{
Bucket: &bucket,
})
if err != nil {
return nil, handleError(err)
}
config := auth.BucketLockConfig{
Enabled: resp.ObjectLockConfiguration.ObjectLockEnabled == types.ObjectLockEnabledEnabled,
DefaultRetention: resp.ObjectLockConfiguration.Rule.DefaultRetention,
}
return json.Marshal(config)
}
func (s *S3Proxy) PutObjectRetention(ctx context.Context, bucket, object, versionId string, bypass bool, retention []byte) error {
ret, err := auth.ParseObjectLockRetentionOutput(retention)
if err != nil {
return err
}
_, err = s.client.PutObjectRetention(ctx, &s3.PutObjectRetentionInput{
Bucket: &bucket,
Key: &object,
VersionId: &versionId,
Retention: ret,
BypassGovernanceRetention: &bypass,
})
return handleError(err)
}
func (s *S3Proxy) GetObjectRetention(ctx context.Context, bucket, object, versionId string) ([]byte, error) {
resp, err := s.client.GetObjectRetention(ctx, &s3.GetObjectRetentionInput{
Bucket: &bucket,
Key: &object,
VersionId: &versionId,
})
if err != nil {
return nil, handleError(err)
}
return json.Marshal(resp.Retention)
}
func (s *S3Proxy) PutObjectLegalHold(ctx context.Context, bucket, object, versionId string, status bool) error {
var st types.ObjectLockLegalHoldStatus
if status {
st = types.ObjectLockLegalHoldStatusOn
} else {
st = types.ObjectLockLegalHoldStatusOff
}
_, err := s.client.PutObjectLegalHold(ctx, &s3.PutObjectLegalHoldInput{
Bucket: &bucket,
Key: &object,
VersionId: &versionId,
LegalHold: &types.ObjectLockLegalHold{
Status: st,
},
})
return handleError(err)
}
func (s *S3Proxy) GetObjectLegalHold(ctx context.Context, bucket, object, versionId string) (*bool, error) {
resp, err := s.client.GetObjectLegalHold(ctx, &s3.GetObjectLegalHoldInput{
Bucket: &bucket,
Key: &object,
VersionId: &versionId,
})
if err != nil {
return nil, handleError(err)
}
status := resp.LegalHold.Status == types.ObjectLockLegalHoldStatusOn
return &status, nil
}
func (s *S3Proxy) ChangeBucketOwner(ctx context.Context, bucket string, acl []byte) error {
var acll auth.ACL
if err := json.Unmarshal(acl, &acll); err != nil {
return fmt.Errorf("unmarshal acl: %w", err)
}
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/change-bucket-owner/?bucket=%v&owner=%v", s.endpoint, bucket, acll.Owner), nil)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256([]byte{})
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: s.access, SecretAccessKey: s.secret}, req, hexPayload, "s3", s.awsRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := http.Client{}
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
if resp.StatusCode > 300 {
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
defer resp.Body.Close()
return fmt.Errorf("%v", string(body))
}
return nil
}
func (s *S3Proxy) ListBucketsAndOwners(ctx context.Context) ([]s3response.Bucket, error) {
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/list-buckets", s.endpoint), nil)
if err != nil {
return []s3response.Bucket{}, fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256([]byte{})
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: s.access, SecretAccessKey: s.secret}, req, hexPayload, "s3", s.awsRegion, time.Now())
if signErr != nil {
return []s3response.Bucket{}, fmt.Errorf("failed to sign the request: %w", err)
}
client := http.Client{}
resp, err := client.Do(req)
if err != nil {
return []s3response.Bucket{}, fmt.Errorf("failed to send the request: %w", err)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
return []s3response.Bucket{}, err
}
defer resp.Body.Close()
var buckets []s3response.Bucket
if err := json.Unmarshal(body, &buckets); err != nil {
return []s3response.Bucket{}, err
}
return buckets, nil
}
func handleError(err error) error {
if err == nil {
return nil
}
var ae smithy.APIError
if errors.As(err, &ae) {
apiErr := s3err.APIError{
Code: ae.ErrorCode(),
Description: ae.ErrorMessage(),
}
var re *awshttp.ResponseError
if errors.As(err, &re) {
apiErr.HTTPStatusCode = re.Response.StatusCode
}
return apiErr
}
return err
}
func base64Encode(input []byte) string {
return base64.StdEncoding.EncodeToString(input)
}
func base64Decode(encoded string) ([]byte, error) {
decoded, err := base64.StdEncoding.DecodeString(encoded)
if err != nil {
return nil, err
}
return decoded, nil
}
func convertObjects(objs []types.Object) []s3response.Object {
result := make([]s3response.Object, len(objs))
for _, obj := range objs {
result = append(result, s3response.Object{
ETag: obj.ETag,
Key: obj.Key,
LastModified: obj.LastModified,
Owner: obj.Owner,
Size: obj.Size,
RestoreStatus: obj.RestoreStatus,
StorageClass: obj.StorageClass,
})
}
return result
}

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@@ -1,204 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
//go:build linux && amd64
package scoutfs
import (
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
"strconv"
"golang.org/x/sys/unix"
"github.com/versity/scoutfs-go"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/backend/meta"
"github.com/versity/versitygw/backend/posix"
)
func New(rootdir string, opts ScoutfsOpts) (*ScoutFS, error) {
metastore := meta.XattrMeta{}
p, err := posix.New(rootdir, metastore, posix.PosixOpts{
ChownUID: opts.ChownUID,
ChownGID: opts.ChownGID,
BucketLinks: opts.BucketLinks,
NewDirPerm: opts.NewDirPerm,
})
if err != nil {
return nil, err
}
f, err := os.Open(rootdir)
if err != nil {
return nil, fmt.Errorf("open %v: %w", rootdir, err)
}
return &ScoutFS{
Posix: p,
rootfd: f,
rootdir: rootdir,
meta: metastore,
chownuid: opts.ChownUID,
chowngid: opts.ChownGID,
glaciermode: opts.GlacierMode,
newDirPerm: opts.NewDirPerm,
}, nil
}
const procfddir = "/proc/self/fd"
type tmpfile struct {
f *os.File
bucket string
objname string
size int64
uid int
gid int
newDirPerm fs.FileMode
needsChown bool
}
var (
defaultFilePerm uint32 = 0644
)
func (s *ScoutFS) openTmpFile(dir, bucket, obj string, size int64, acct auth.Account) (*tmpfile, error) {
uid, gid, doChown := s.getChownIDs(acct)
// O_TMPFILE allows for a file handle to an unnamed file in the filesystem.
// This can help reduce contention within the namespace (parent directories),
// etc. And will auto cleanup the inode on close if we never link this
// file descriptor into the namespace.
fd, err := unix.Open(dir, unix.O_RDWR|unix.O_TMPFILE|unix.O_CLOEXEC, defaultFilePerm)
if err != nil {
return nil, err
}
// for O_TMPFILE, filename is /proc/self/fd/<fd> to be used
// later to link file into namespace
f := os.NewFile(uintptr(fd), filepath.Join(procfddir, strconv.Itoa(fd)))
tmp := &tmpfile{
f: f,
bucket: bucket,
objname: obj,
size: size,
needsChown: doChown,
uid: uid,
gid: gid,
newDirPerm: s.newDirPerm,
}
if doChown {
err := f.Chown(uid, gid)
if err != nil {
return nil, fmt.Errorf("set temp file ownership: %w", err)
}
}
return tmp, nil
}
func (tmp *tmpfile) link() error {
// We use Linkat/Rename as the atomic operation for object puts. The
// upload is written to a temp (or unnamed/O_TMPFILE) file to not conflict
// with any other simultaneous uploads. The final operation is to move the
// temp file into place for the object. This ensures the object semantics
// of last upload completed wins and is not some combination of writes
// from simultaneous uploads.
objPath := filepath.Join(tmp.bucket, tmp.objname)
err := os.Remove(objPath)
if err != nil && !errors.Is(err, fs.ErrNotExist) {
return fmt.Errorf("remove stale path: %w", err)
}
dir := filepath.Dir(objPath)
err = backend.MkdirAll(dir, tmp.uid, tmp.gid, tmp.needsChown, tmp.newDirPerm)
if err != nil {
return fmt.Errorf("make parent dir: %w", err)
}
procdir, err := os.Open(procfddir)
if err != nil {
return fmt.Errorf("open proc dir: %w", err)
}
defer procdir.Close()
dirf, err := os.Open(dir)
if err != nil {
return fmt.Errorf("open parent dir: %w", err)
}
defer dirf.Close()
err = unix.Linkat(int(procdir.Fd()), filepath.Base(tmp.f.Name()),
int(dirf.Fd()), filepath.Base(objPath), unix.AT_SYMLINK_FOLLOW)
if err != nil {
return fmt.Errorf("link tmpfile: %w", err)
}
err = tmp.f.Close()
if err != nil {
return fmt.Errorf("close tmpfile: %w", err)
}
return nil
}
func (tmp *tmpfile) Write(b []byte) (int, error) {
if int64(len(b)) > tmp.size {
return 0, fmt.Errorf("write exceeds content length %v", tmp.size)
}
n, err := tmp.f.Write(b)
tmp.size -= int64(n)
return n, err
}
func (tmp *tmpfile) cleanup() {
tmp.f.Close()
}
func (tmp *tmpfile) File() *os.File {
return tmp.f
}
func moveData(from *os.File, to *os.File) error {
return scoutfs.MoveData(from, to)
}
func statMore(path string) (stat, error) {
st, err := scoutfs.StatMore(path)
if err != nil {
return stat{}, err
}
var s stat
s.Meta_seq = st.Meta_seq
s.Data_seq = st.Data_seq
s.Data_version = st.Data_version
s.Online_blocks = st.Online_blocks
s.Offline_blocks = st.Offline_blocks
s.Crtime_sec = st.Crtime_sec
s.Crtime_nsec = st.Crtime_nsec
return s, nil
}

View File

@@ -1,67 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
//go:build !(linux && amd64)
package scoutfs
import (
"errors"
"fmt"
"os"
"github.com/versity/versitygw/auth"
)
func New(rootdir string, opts ScoutfsOpts) (*ScoutFS, error) {
return nil, fmt.Errorf("scoutfs only available on linux")
}
type tmpfile struct{}
var (
errNotSupported = errors.New("not supported")
)
func (s *ScoutFS) openTmpFile(_, _, _ string, _ int64, _ auth.Account) (*tmpfile, error) {
// make these look used for static check
_ = s.chownuid
_ = s.chowngid
_ = s.euid
_ = s.egid
return nil, errNotSupported
}
func (tmp *tmpfile) link() error {
return errNotSupported
}
func (tmp *tmpfile) Write(b []byte) (int, error) {
return 0, errNotSupported
}
func (tmp *tmpfile) cleanup() {
}
func (tmp *tmpfile) File() *os.File {
return nil
}
func moveData(_, _ *os.File) error {
return errNotSupported
}
func statMore(_ string) (stat, error) {
return stat{}, errNotSupported
}

View File

@@ -1,25 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package scoutfs
type stat struct {
Meta_seq uint64
Data_seq uint64
Data_version uint64
Online_blocks uint64
Offline_blocks uint64
Crtime_sec uint64
Crtime_nsec uint32
}

View File

@@ -1,478 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package backend
import (
"context"
"errors"
"fmt"
"io/fs"
"sort"
"strings"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/versity/versitygw/s3response"
)
type WalkResults struct {
NextMarker string
CommonPrefixes []types.CommonPrefix
Objects []s3response.Object
Truncated bool
}
type GetObjFunc func(path string, d fs.DirEntry) (s3response.Object, error)
var ErrSkipObj = errors.New("skip this object")
// Walk walks the supplied fs.FS and returns results compatible with list
// objects responses
func Walk(ctx context.Context, fileSystem fs.FS, prefix, delimiter, marker string, max int32, getObj GetObjFunc, skipdirs []string) (WalkResults, error) {
cpmap := make(map[string]struct{})
var objects []s3response.Object
var pastMarker bool
if marker == "" {
pastMarker = true
}
pastMax := max == 0
var newMarker string
var truncated bool
root := "."
if strings.Contains(prefix, "/") {
idx := strings.LastIndex(prefix, "/")
if idx > 0 {
root = prefix[:idx]
}
}
err := fs.WalkDir(fileSystem, root, func(path string, d fs.DirEntry, err error) error {
if err != nil {
return err
}
if ctx.Err() != nil {
return ctx.Err()
}
// Ignore the root directory
if path == "." {
return nil
}
if contains(d.Name(), skipdirs) {
return fs.SkipDir
}
if pastMax {
if len(objects) != 0 {
newMarker = *objects[len(objects)-1].Key
truncated = true
}
return fs.SkipAll
}
// After this point, return skipflag instead of nil
// so we can skip a directory without an early return
var skipflag error
if d.IsDir() {
// If prefix is defined and the directory does not match prefix,
// do not descend into the directory because nothing will
// match this prefix. Make sure to append the / at the end of
// directories since this is implied as a directory path name.
// If path is a prefix of prefix, then path could still be
// building to match. So only skip if path isn't a prefix of prefix
// and prefix isn't a prefix of path.
if prefix != "" &&
!strings.HasPrefix(path+"/", prefix) &&
!strings.HasPrefix(prefix, path+"/") {
return fs.SkipDir
}
// Don't recurse into subdirectories which contain the delimiter
// after reaching the prefix
if delimiter != "" &&
strings.HasPrefix(path+"/", prefix) &&
strings.Contains(strings.TrimPrefix(path+"/", prefix), delimiter) {
skipflag = fs.SkipDir
} else {
// TODO: can we do better here rather than a second readdir
// per directory?
ents, err := fs.ReadDir(fileSystem, path)
if err != nil {
return fmt.Errorf("readdir %q: %w", path, err)
}
if len(ents) == 0 && delimiter == "" {
dirobj, err := getObj(path+"/", d)
if err == ErrSkipObj {
return skipflag
}
if err != nil {
return fmt.Errorf("directory to object %q: %w", path, err)
}
objects = append(objects, dirobj)
return skipflag
}
if len(ents) != 0 {
return skipflag
}
}
path += "/"
}
if !pastMarker {
if path == marker {
pastMarker = true
return skipflag
}
if path < marker {
return skipflag
}
}
// If object doesn't have prefix, don't include in results.
if prefix != "" && !strings.HasPrefix(path, prefix) {
return skipflag
}
if delimiter == "" {
// If no delimiter specified, then all files with matching
// prefix are included in results
obj, err := getObj(path, d)
if err == ErrSkipObj {
return skipflag
}
if err != nil {
return fmt.Errorf("file to object %q: %w", path, err)
}
objects = append(objects, obj)
if max > 0 && (len(objects)+len(cpmap)) == int(max) {
pastMax = true
}
return skipflag
}
// Since delimiter is specified, we only want results that
// do not contain the delimiter beyond the prefix. If the
// delimiter exists past the prefix, then the substring
// between the prefix and delimiter is part of common prefixes.
//
// For example:
// prefix = A/
// delimiter = /
// and objects:
// A/file
// A/B/file
// B/C
// would return:
// objects: A/file
// common prefix: A/B/
//
// Note: No objects are included past the common prefix since
// these are all rolled up into the common prefix.
// Note: The delimiter can be anything, so we have to operate on
// the full path without any assumptions on posix directory hierarchy
// here. Usually the delimiter will be "/", but thats not required.
suffix := strings.TrimPrefix(path, prefix)
before, _, found := strings.Cut(suffix, delimiter)
if !found {
obj, err := getObj(path, d)
if err == ErrSkipObj {
return skipflag
}
if err != nil {
return fmt.Errorf("file to object %q: %w", path, err)
}
objects = append(objects, obj)
if (len(objects) + len(cpmap)) == int(max) {
pastMax = true
}
return skipflag
}
// Common prefixes are a set, so should not have duplicates.
// These are abstractly a "directory", so need to include the
// delimiter at the end when we add to the map.
cprefNoDelim := prefix + before
cpref := prefix + before + delimiter
if cpref == marker {
pastMarker = true
return skipflag
}
if marker != "" && strings.HasPrefix(marker, cprefNoDelim) {
// skip common prefixes that are before the marker
return skipflag
}
cpmap[cpref] = struct{}{}
if (len(objects) + len(cpmap)) == int(max) {
newMarker = cpref
truncated = true
return fs.SkipAll
}
return skipflag
})
if err != nil {
// suppress file not found caused by user's prefix
if errors.Is(err, fs.ErrNotExist) {
return WalkResults{}, nil
}
return WalkResults{}, err
}
var commonPrefixStrings []string
for k := range cpmap {
commonPrefixStrings = append(commonPrefixStrings, k)
}
sort.Strings(commonPrefixStrings)
commonPrefixes := make([]types.CommonPrefix, 0, len(commonPrefixStrings))
for _, cp := range commonPrefixStrings {
pfx := cp
commonPrefixes = append(commonPrefixes, types.CommonPrefix{
Prefix: &pfx,
})
}
return WalkResults{
CommonPrefixes: commonPrefixes,
Objects: objects,
Truncated: truncated,
NextMarker: newMarker,
}, nil
}
func contains(a string, strs []string) bool {
for _, s := range strs {
if s == a {
return true
}
}
return false
}
type WalkVersioningResults struct {
NextMarker string
NextVersionIdMarker string
CommonPrefixes []types.CommonPrefix
ObjectVersions []types.ObjectVersion
DelMarkers []types.DeleteMarkerEntry
Truncated bool
}
type ObjVersionFuncResult struct {
NextVersionIdMarker string
ObjectVersions []types.ObjectVersion
DelMarkers []types.DeleteMarkerEntry
Truncated bool
}
type GetVersionsFunc func(path, versionIdMarker string, pastVersionIdMarker *bool, availableObjCount int, d fs.DirEntry) (*ObjVersionFuncResult, error)
// WalkVersions walks the supplied fs.FS and returns results compatible with
// ListObjectVersions action response
func WalkVersions(ctx context.Context, fileSystem fs.FS, prefix, delimiter, keyMarker, versionIdMarker string, max int, getObj GetVersionsFunc, skipdirs []string) (WalkVersioningResults, error) {
cpmap := make(map[string]struct{})
var objects []types.ObjectVersion
var delMarkers []types.DeleteMarkerEntry
var pastMarker bool
if keyMarker == "" {
pastMarker = true
}
var nextMarker string
var nextVersionIdMarker string
var truncated bool
pastVersionIdMarker := versionIdMarker == ""
err := fs.WalkDir(fileSystem, ".", func(path string, d fs.DirEntry, err error) error {
if err != nil {
return err
}
if ctx.Err() != nil {
return ctx.Err()
}
// Ignore the root directory
if path == "." {
return nil
}
if contains(d.Name(), skipdirs) {
return fs.SkipDir
}
if !pastMarker {
if path == keyMarker {
pastMarker = true
}
if path < keyMarker {
return nil
}
}
if d.IsDir() {
// If prefix is defined and the directory does not match prefix,
// do not descend into the directory because nothing will
// match this prefix. Make sure to append the / at the end of
// directories since this is implied as a directory path name.
// If path is a prefix of prefix, then path could still be
// building to match. So only skip if path isn't a prefix of prefix
// and prefix isn't a prefix of path.
if prefix != "" &&
!strings.HasPrefix(path+"/", prefix) &&
!strings.HasPrefix(prefix, path+"/") {
return fs.SkipDir
}
// Don't recurse into subdirectories when listing with delimiter.
if delimiter == "/" &&
prefix != path+"/" &&
strings.HasPrefix(path+"/", prefix) {
cpmap[path+"/"] = struct{}{}
return fs.SkipDir
}
res, err := getObj(path, versionIdMarker, &pastVersionIdMarker, max-len(objects)-len(delMarkers)-len(cpmap), d)
if err == ErrSkipObj {
return nil
}
if err != nil {
return fmt.Errorf("directory to object %q: %w", path, err)
}
objects = append(objects, res.ObjectVersions...)
delMarkers = append(delMarkers, res.DelMarkers...)
if res.Truncated {
truncated = true
nextMarker = path
nextVersionIdMarker = res.NextVersionIdMarker
return fs.SkipAll
}
return nil
}
// If object doesn't have prefix, don't include in results.
if prefix != "" && !strings.HasPrefix(path, prefix) {
return nil
}
if delimiter == "" {
// If no delimiter specified, then all files with matching
// prefix are included in results
res, err := getObj(path, versionIdMarker, &pastVersionIdMarker, max-len(objects)-len(delMarkers)-len(cpmap), d)
if err == ErrSkipObj {
return nil
}
if err != nil {
return fmt.Errorf("file to object %q: %w", path, err)
}
objects = append(objects, res.ObjectVersions...)
delMarkers = append(delMarkers, res.DelMarkers...)
if res.Truncated {
truncated = true
nextMarker = path
nextVersionIdMarker = res.NextVersionIdMarker
return fs.SkipAll
}
return nil
}
// Since delimiter is specified, we only want results that
// do not contain the delimiter beyond the prefix. If the
// delimiter exists past the prefix, then the substring
// between the prefix and delimiter is part of common prefixes.
//
// For example:
// prefix = A/
// delimiter = /
// and objects:
// A/file
// A/B/file
// B/C
// would return:
// objects: A/file
// common prefix: A/B/
//
// Note: No objects are included past the common prefix since
// these are all rolled up into the common prefix.
// Note: The delimiter can be anything, so we have to operate on
// the full path without any assumptions on posix directory hierarchy
// here. Usually the delimiter will be "/", but thats not required.
suffix := strings.TrimPrefix(path, prefix)
before, _, found := strings.Cut(suffix, delimiter)
if !found {
res, err := getObj(path, versionIdMarker, &pastVersionIdMarker, max-len(objects)-len(delMarkers)-len(cpmap), d)
if err == ErrSkipObj {
return nil
}
if err != nil {
return fmt.Errorf("file to object %q: %w", path, err)
}
objects = append(objects, res.ObjectVersions...)
delMarkers = append(delMarkers, res.DelMarkers...)
if res.Truncated {
truncated = true
nextMarker = path
nextVersionIdMarker = res.NextVersionIdMarker
return fs.SkipAll
}
return nil
}
// Common prefixes are a set, so should not have duplicates.
// These are abstractly a "directory", so need to include the
// delimiter at the end.
cpmap[prefix+before+delimiter] = struct{}{}
if (len(objects) + len(cpmap)) == int(max) {
nextMarker = path
truncated = true
return fs.SkipAll
}
return nil
})
if err != nil {
return WalkVersioningResults{}, err
}
var commonPrefixStrings []string
for k := range cpmap {
commonPrefixStrings = append(commonPrefixStrings, k)
}
sort.Strings(commonPrefixStrings)
commonPrefixes := make([]types.CommonPrefix, 0, len(commonPrefixStrings))
for _, cp := range commonPrefixStrings {
pfx := cp
commonPrefixes = append(commonPrefixes, types.CommonPrefix{
Prefix: &pfx,
})
}
return WalkVersioningResults{
CommonPrefixes: commonPrefixes,
ObjectVersions: objects,
DelMarkers: delMarkers,
Truncated: truncated,
NextMarker: nextMarker,
NextVersionIdMarker: nextVersionIdMarker,
}, nil
}

View File

@@ -1,378 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package backend_test
import (
"context"
"crypto/md5"
"encoding/hex"
"fmt"
"io/fs"
"sync"
"testing"
"testing/fstest"
"time"
"github.com/aws/aws-sdk-go-v2/service/s3/types"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/s3response"
)
type walkTest struct {
fsys fs.FS
getobj backend.GetObjFunc
cases []testcase
}
type testcase struct {
name string
prefix string
delimiter string
marker string
expected backend.WalkResults
maxObjs int32
}
func getObj(path string, d fs.DirEntry) (s3response.Object, error) {
if d.IsDir() {
etag := getMD5(path)
fi, err := d.Info()
if err != nil {
return s3response.Object{}, fmt.Errorf("get fileinfo: %w", err)
}
mtime := fi.ModTime()
return s3response.Object{
ETag: &etag,
Key: &path,
LastModified: &mtime,
}, nil
}
etag := getMD5(path)
fi, err := d.Info()
if err != nil {
return s3response.Object{}, fmt.Errorf("get fileinfo: %w", err)
}
size := fi.Size()
mtime := fi.ModTime()
return s3response.Object{
ETag: &etag,
Key: &path,
LastModified: &mtime,
Size: &size,
}, nil
}
func getMD5(text string) string {
hash := md5.Sum([]byte(text))
return hex.EncodeToString(hash[:])
}
func TestWalk(t *testing.T) {
tests := []walkTest{
{
// test case from
// https://docs.aws.amazon.com/AmazonS3/latest/userguide/using-prefixes.html
fsys: fstest.MapFS{
"sample.jpg": {},
"photos/2006/January/sample.jpg": {},
"photos/2006/February/sample2.jpg": {},
"photos/2006/February/sample3.jpg": {},
"photos/2006/February/sample4.jpg": {},
},
getobj: getObj,
cases: []testcase{
{
name: "aws example",
delimiter: "/",
maxObjs: 1000,
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("photos/"),
}},
Objects: []s3response.Object{{
Key: backend.GetPtrFromString("sample.jpg"),
}},
},
},
},
},
{
// test case single dir/single file
fsys: fstest.MapFS{
"test/file": {},
},
getobj: getObj,
cases: []testcase{
{
name: "single dir single file",
delimiter: "/",
maxObjs: 1000,
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("test/"),
}},
Objects: []s3response.Object{},
},
},
},
},
{
// non-standard delimiter
fsys: fstest.MapFS{
"photo|s/200|6/Januar|y/sampl|e1.jpg": {},
"photo|s/200|6/Januar|y/sampl|e2.jpg": {},
"photo|s/200|6/Januar|y/sampl|e3.jpg": {},
},
getobj: getObj,
cases: []testcase{
{
name: "different delimiter 1",
delimiter: "|",
maxObjs: 1000,
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("photo|"),
}},
},
},
{
name: "different delimiter 2",
delimiter: "|",
maxObjs: 1000,
prefix: "photo|",
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("photo|s/200|"),
}},
},
},
{
name: "different delimiter 3",
delimiter: "|",
maxObjs: 1000,
prefix: "photo|s/200|",
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("photo|s/200|6/Januar|"),
}},
},
},
{
name: "different delimiter 4",
delimiter: "|",
maxObjs: 1000,
prefix: "photo|s/200|",
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("photo|s/200|6/Januar|"),
}},
},
},
{
name: "different delimiter 5",
delimiter: "|",
maxObjs: 1000,
prefix: "photo|s/200|6/Januar|",
expected: backend.WalkResults{
CommonPrefixes: []types.CommonPrefix{{
Prefix: backend.GetPtrFromString("photo|s/200|6/Januar|y/sampl|"),
}},
},
},
{
name: "different delimiter 6",
delimiter: "|",
maxObjs: 1000,
prefix: "photo|s/200|6/Januar|y/sampl|",
expected: backend.WalkResults{
Objects: []s3response.Object{
{
Key: backend.GetPtrFromString("photo|s/200|6/Januar|y/sampl|e1.jpg"),
},
{
Key: backend.GetPtrFromString("photo|s/200|6/Januar|y/sampl|e2.jpg"),
},
{
Key: backend.GetPtrFromString("photo|s/200|6/Januar|y/sampl|e3.jpg"),
},
},
},
},
},
},
}
for _, tt := range tests {
for _, tc := range tt.cases {
res, err := backend.Walk(context.Background(),
tt.fsys, tc.prefix, tc.delimiter, tc.marker, tc.maxObjs,
tt.getobj, []string{})
if err != nil {
t.Errorf("tc.name: walk: %v", err)
}
compareResults(tc.name, res, tc.expected, t)
}
}
}
func compareResults(name string, got, wanted backend.WalkResults, t *testing.T) {
if !compareCommonPrefix(got.CommonPrefixes, wanted.CommonPrefixes) {
t.Errorf("%v: unexpected common prefix, got %v wanted %v",
name,
printCommonPrefixes(got.CommonPrefixes),
printCommonPrefixes(wanted.CommonPrefixes))
}
if !compareObjects(got.Objects, wanted.Objects) {
t.Errorf("%v: unexpected object, got %v wanted %v",
name,
printObjects(got.Objects),
printObjects(wanted.Objects))
}
}
func compareCommonPrefix(a, b []types.CommonPrefix) bool {
if len(a) == 0 && len(b) == 0 {
return true
}
if len(a) != len(b) {
return false
}
for _, cp := range a {
if containsCommonPrefix(cp, b) {
return true
}
}
return false
}
func containsCommonPrefix(c types.CommonPrefix, list []types.CommonPrefix) bool {
for _, cp := range list {
if *c.Prefix == *cp.Prefix {
return true
}
}
return false
}
func printCommonPrefixes(list []types.CommonPrefix) string {
res := "["
for _, cp := range list {
if res == "[" {
res = res + *cp.Prefix
} else {
res = res + ", " + *cp.Prefix
}
}
return res + "]"
}
func compareObjects(a, b []s3response.Object) bool {
if len(a) == 0 && len(b) == 0 {
return true
}
if len(a) != len(b) {
return false
}
for _, cp := range a {
if containsObject(cp, b) {
return true
}
}
return false
}
func containsObject(c s3response.Object, list []s3response.Object) bool {
for _, cp := range list {
if *c.Key == *cp.Key {
return true
}
}
return false
}
func printObjects(list []s3response.Object) string {
res := "["
for _, cp := range list {
var key string
if cp.Key == nil {
key = "<nil>"
} else {
key = *cp.Key
}
if res == "[" {
res = res + key
} else {
res = res + ", " + key
}
}
return res + "]"
}
type slowFS struct {
fstest.MapFS
}
const (
readDirPause = 100 * time.Millisecond
// walkTimeOut should be less than the tree traversal time
// which is the readdirPause time * the number of directories
walkTimeOut = 500 * time.Millisecond
)
func (s *slowFS) ReadDir(name string) ([]fs.DirEntry, error) {
time.Sleep(readDirPause)
return s.MapFS.ReadDir(name)
}
func TestWalkStop(t *testing.T) {
s := &slowFS{MapFS: fstest.MapFS{
"/a/b/c/d/e/f/g/h/i/g/k/l/m/n": &fstest.MapFile{},
}}
ctx, cancel := context.WithTimeout(context.Background(), walkTimeOut)
defer cancel()
var err error
var wg sync.WaitGroup
wg.Add(1)
go func() {
defer wg.Done()
_, err = backend.Walk(ctx, s, "", "/", "", 1000,
func(path string, d fs.DirEntry) (s3response.Object, error) {
return s3response.Object{}, nil
}, []string{})
}()
select {
case <-time.After(1 * time.Second):
t.Fatalf("walk is not terminated in time")
case <-ctx.Done():
}
wg.Wait()
if err != ctx.Err() {
t.Fatalf("unexpected error: %v", err)
}
}

View File

@@ -1,539 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"bytes"
"crypto/sha256"
"crypto/tls"
"encoding/hex"
"encoding/xml"
"fmt"
"io"
"net/http"
"os"
"text/tabwriter"
"time"
"github.com/aws/aws-sdk-go-v2/aws"
v4 "github.com/aws/aws-sdk-go-v2/aws/signer/v4"
"github.com/aws/smithy-go"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/s3response"
)
var (
adminAccess string
adminSecret string
adminRegion string
adminEndpoint string
allowInsecure bool
)
func adminCommand() *cli.Command {
return &cli.Command{
Name: "admin",
Usage: "admin CLI tool",
Description: `Admin CLI tool for interacting with admin APIs.`,
Subcommands: []*cli.Command{
{
Name: "create-user",
Usage: "Create a new user",
Action: createUser,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "access",
Usage: "access key id for the new user",
Required: true,
Aliases: []string{"a"},
},
&cli.StringFlag{
Name: "secret",
Usage: "secret access key for the new user",
Required: true,
Aliases: []string{"s"},
},
&cli.StringFlag{
Name: "role",
Usage: "role for the new user",
Required: true,
Aliases: []string{"r"},
},
&cli.IntFlag{
Name: "user-id",
Usage: "userID for the new user",
Aliases: []string{"ui"},
},
&cli.IntFlag{
Name: "group-id",
Usage: "groupID for the new user",
Aliases: []string{"gi"},
},
},
},
{
Name: "update-user",
Usage: "Updates a user account",
Action: updateUser,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "access",
Usage: "user access key id to be updated",
Required: true,
Aliases: []string{"a"},
},
&cli.StringFlag{
Name: "secret",
Usage: "secret access key for the new user",
Aliases: []string{"s"},
},
&cli.IntFlag{
Name: "user-id",
Usage: "userID for the new user",
Aliases: []string{"ui"},
},
&cli.IntFlag{
Name: "group-id",
Usage: "groupID for the new user",
Aliases: []string{"gi"},
},
},
},
{
Name: "delete-user",
Usage: "Delete a user",
Action: deleteUser,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "access",
Usage: "access key id of the user to be deleted",
Required: true,
Aliases: []string{"a"},
},
},
},
{
Name: "list-users",
Usage: "List all the gateway users",
Action: listUsers,
},
{
Name: "change-bucket-owner",
Usage: "Changes the bucket owner",
Flags: []cli.Flag{
&cli.StringFlag{
Name: "bucket",
Usage: "the bucket name to change the owner",
Required: true,
Aliases: []string{"b"},
},
&cli.StringFlag{
Name: "owner",
Usage: "the user access key id, who should be the bucket owner",
Required: true,
Aliases: []string{"o"},
},
},
Action: changeBucketOwner,
},
{
Name: "list-buckets",
Usage: "Lists all the gateway buckets and owners.",
Action: listBuckets,
},
},
Flags: []cli.Flag{
// TODO: create a configuration file for this
&cli.StringFlag{
Name: "access",
Usage: "admin access key id",
EnvVars: []string{"ADMIN_ACCESS_KEY_ID", "ADMIN_ACCESS_KEY"},
Aliases: []string{"a"},
Required: true,
Destination: &adminAccess,
},
&cli.StringFlag{
Name: "secret",
Usage: "admin secret access key",
EnvVars: []string{"ADMIN_SECRET_ACCESS_KEY", "ADMIN_SECRET_KEY"},
Aliases: []string{"s"},
Required: true,
Destination: &adminSecret,
},
&cli.StringFlag{
Name: "region",
Usage: "admin s3 region string",
EnvVars: []string{"ADMIN_REGION"},
Value: "us-east-1",
Destination: &adminRegion,
Aliases: []string{"r"},
},
&cli.StringFlag{
Name: "endpoint-url",
Usage: "admin apis endpoint url",
EnvVars: []string{"ADMIN_ENDPOINT_URL"},
Aliases: []string{"er"},
Required: true,
Destination: &adminEndpoint,
},
&cli.BoolFlag{
Name: "allow-insecure",
Usage: "disable tls certificate verification for the admin endpoint",
EnvVars: []string{"ADMIN_ALLOW_INSECURE"},
Aliases: []string{"ai"},
Destination: &allowInsecure,
},
},
}
}
func initHTTPClient() *http.Client {
tr := &http.Transport{
TLSClientConfig: &tls.Config{InsecureSkipVerify: allowInsecure},
}
return &http.Client{Transport: tr}
}
func createUser(ctx *cli.Context) error {
access, secret, role := ctx.String("access"), ctx.String("secret"), ctx.String("role")
userID, groupID := ctx.Int("user-id"), ctx.Int("group-id")
if access == "" || secret == "" {
return fmt.Errorf("invalid input parameters for the new user access/secret keys")
}
if role != string(auth.RoleAdmin) && role != string(auth.RoleUser) && role != string(auth.RoleUserPlus) {
return fmt.Errorf("invalid input parameter for role: %v", role)
}
acc := auth.Account{
Access: access,
Secret: secret,
Role: auth.Role(role),
UserID: userID,
GroupID: groupID,
}
accxml, err := xml.Marshal(acc)
if err != nil {
return fmt.Errorf("failed to parse user data: %w", err)
}
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/create-user", adminEndpoint), bytes.NewBuffer(accxml))
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256(accxml)
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: adminAccess, SecretAccessKey: adminSecret}, req, hexPayload, "s3", adminRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := initHTTPClient()
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode >= 400 {
return parseApiError(body)
}
return nil
}
func deleteUser(ctx *cli.Context) error {
access := ctx.String("access")
if access == "" {
return fmt.Errorf("invalid input parameter for the user access key")
}
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/delete-user?access=%v", adminEndpoint, access), nil)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256([]byte{})
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: adminAccess, SecretAccessKey: adminSecret}, req, hexPayload, "s3", adminRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := initHTTPClient()
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode >= 400 {
return parseApiError(body)
}
return nil
}
func updateUser(ctx *cli.Context) error {
access, secret, userId, groupId := ctx.String("access"), ctx.String("secret"), ctx.Int("user-id"), ctx.Int("group-id")
props := auth.MutableProps{}
if ctx.IsSet("secret") {
props.Secret = &secret
}
if ctx.IsSet("user-id") {
props.UserID = &userId
}
if ctx.IsSet("group-id") {
props.GroupID = &groupId
}
propsxml, err := xml.Marshal(props)
if err != nil {
return fmt.Errorf("failed to parse user attributes: %w", err)
}
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/update-user?access=%v", adminEndpoint, access), bytes.NewBuffer(propsxml))
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256(propsxml)
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: adminAccess, SecretAccessKey: adminSecret}, req, hexPayload, "s3", adminRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := initHTTPClient()
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode >= 400 {
return parseApiError(body)
}
return nil
}
func listUsers(ctx *cli.Context) error {
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/list-users", adminEndpoint), nil)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256([]byte{})
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: adminAccess, SecretAccessKey: adminSecret}, req, hexPayload, "s3", adminRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := initHTTPClient()
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode >= 400 {
return parseApiError(body)
}
var accs auth.ListUserAccountsResult
if err := xml.Unmarshal(body, &accs); err != nil {
return err
}
printAcctTable(accs.Accounts)
return nil
}
const (
// account table formatting
minwidth int = 2 // minimal cell width including any padding
tabwidth int = 0 // width of tab characters (equivalent number of spaces)
padding int = 2 // padding added to a cell before computing its width
padchar byte = ' ' // ASCII char used for padding
flags uint = 0 // formatting control flags
)
func printAcctTable(accs []auth.Account) {
w := new(tabwriter.Writer)
w.Init(os.Stdout, minwidth, tabwidth, padding, padchar, flags)
fmt.Fprintln(w, "Account\tRole\tUserID\tGroupID")
fmt.Fprintln(w, "-------\t----\t------\t-------")
for _, acc := range accs {
fmt.Fprintf(w, "%v\t%v\t%v\t%v\n", acc.Access, acc.Role, acc.UserID, acc.GroupID)
}
fmt.Fprintln(w)
w.Flush()
}
func changeBucketOwner(ctx *cli.Context) error {
bucket, owner := ctx.String("bucket"), ctx.String("owner")
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/change-bucket-owner/?bucket=%v&owner=%v", adminEndpoint, bucket, owner), nil)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256([]byte{})
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: adminAccess, SecretAccessKey: adminSecret}, req, hexPayload, "s3", adminRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := initHTTPClient()
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode >= 400 {
return parseApiError(body)
}
return nil
}
func printBuckets(buckets []s3response.Bucket) {
w := new(tabwriter.Writer)
w.Init(os.Stdout, minwidth, tabwidth, padding, padchar, flags)
fmt.Fprintln(w, "Bucket\tOwner")
fmt.Fprintln(w, "-------\t----")
for _, acc := range buckets {
fmt.Fprintf(w, "%v\t%v\n", acc.Name, acc.Owner)
}
fmt.Fprintln(w)
w.Flush()
}
func listBuckets(ctx *cli.Context) error {
req, err := http.NewRequest(http.MethodPatch, fmt.Sprintf("%v/list-buckets", adminEndpoint), nil)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
signer := v4.NewSigner()
hashedPayload := sha256.Sum256([]byte{})
hexPayload := hex.EncodeToString(hashedPayload[:])
req.Header.Set("X-Amz-Content-Sha256", hexPayload)
signErr := signer.SignHTTP(req.Context(), aws.Credentials{AccessKeyID: adminAccess, SecretAccessKey: adminSecret}, req, hexPayload, "s3", adminRegion, time.Now())
if signErr != nil {
return fmt.Errorf("failed to sign the request: %w", err)
}
client := initHTTPClient()
resp, err := client.Do(req)
if err != nil {
return fmt.Errorf("failed to send the request: %w", err)
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
if resp.StatusCode >= 400 {
return parseApiError(body)
}
var result s3response.ListBucketsResult
if err := xml.Unmarshal(body, &result); err != nil {
return err
}
printBuckets(result.Buckets)
return nil
}
func parseApiError(body []byte) error {
var apiErr smithy.GenericAPIError
err := xml.Unmarshal(body, &apiErr)
if err != nil {
apiErr.Code = "InternalServerError"
apiErr.Message = err.Error()
}
return &apiErr
}

View File

@@ -1,74 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"fmt"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/backend/azure"
)
var (
azAccount, azKey, azServiceURL, azSASToken string
)
func azureCommand() *cli.Command {
return &cli.Command{
Name: "azure",
Usage: "azure blob storage backend",
Description: `direct translation from s3 objects to azure blobs`,
Action: runAzure,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "account",
Usage: "azure account name",
EnvVars: []string{"AZ_ACCOUNT_NAME"},
Aliases: []string{"a"},
Destination: &azAccount,
},
&cli.StringFlag{
Name: "access-key",
Usage: "azure account key",
EnvVars: []string{"AZ_ACCESS_KEY"},
Aliases: []string{"k"},
Destination: &azKey,
},
&cli.StringFlag{
Name: "sas-token",
Usage: "azure blob storage SAS token",
EnvVars: []string{"AZ_SAS_TOKEN"},
Aliases: []string{"st"},
Destination: &azSASToken,
},
&cli.StringFlag{
Name: "url",
Usage: "azure service URL",
EnvVars: []string{"AZ_ENDPOINT"},
Aliases: []string{"u"},
Destination: &azServiceURL,
},
},
}
}
func runAzure(ctx *cli.Context) error {
be, err := azure.New(azAccount, azKey, azServiceURL, azSASToken)
if err != nil {
return fmt.Errorf("init azure: %w", err)
}
return runGateway(ctx.Context, be)
}

View File

@@ -1,111 +0,0 @@
package main
import (
"context"
"log"
"os"
"path/filepath"
"sync"
"testing"
"time"
"github.com/versity/versitygw/backend/meta"
"github.com/versity/versitygw/backend/posix"
"github.com/versity/versitygw/tests/integration"
)
const (
tdir = "tempdir"
)
var (
wg sync.WaitGroup
)
func initEnv(dir string) {
// both
debug = true
region = "us-east-1"
// server
rootUserAccess = "user"
rootUserSecret = "pass"
iamDir = dir
port = "127.0.0.1:7070"
// client
awsID = "user"
awsSecret = "pass"
endpoint = "http://127.0.0.1:7070"
}
func initPosix(ctx context.Context) {
path, err := os.Getwd()
if err != nil {
log.Fatalf("get current directory: %v", err)
}
tempdir := filepath.Join(path, tdir)
initEnv(tempdir)
err = os.RemoveAll(tempdir)
if err != nil {
log.Fatalf("remove temp directory: %v", err)
}
err = os.Mkdir(tempdir, 0755)
if err != nil {
log.Fatalf("make temp directory: %v", err)
}
be, err := posix.New(tempdir, meta.XattrMeta{}, posix.PosixOpts{
NewDirPerm: 0755,
})
if err != nil {
log.Fatalf("init posix: %v", err)
}
wg.Add(1)
go func() {
err = runGateway(ctx, be)
if err != nil && err != context.Canceled {
log.Fatalf("run gateway: %v", err)
}
err := os.RemoveAll(tempdir)
if err != nil {
log.Fatalf("remove temp directory: %v", err)
}
wg.Done()
}()
// wait for server to start
time.Sleep(1 * time.Second)
}
func TestIntegration(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
initPosix(ctx)
opts := []integration.Option{
integration.WithAccess(awsID),
integration.WithSecret(awsSecret),
integration.WithRegion(region),
integration.WithEndpoint(endpoint),
}
if debug {
opts = append(opts, integration.WithDebug())
}
s := integration.NewS3Conf(opts...)
// replace below with desired test
err := integration.HeadBucket_non_existing_bucket(s)
if err != nil {
t.Error(err)
}
cancel()
wg.Wait()
}

View File

@@ -1,927 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"context"
"crypto/tls"
"fmt"
"log"
"net"
"net/http"
_ "net/http/pprof"
"os"
"strings"
"github.com/gofiber/fiber/v2"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/metrics"
"github.com/versity/versitygw/s3api"
"github.com/versity/versitygw/s3api/middlewares"
"github.com/versity/versitygw/s3event"
"github.com/versity/versitygw/s3log"
)
var (
port, admPort string
rootUserAccess string
rootUserSecret string
region string
admCertFile, admKeyFile string
certFile, keyFile string
kafkaURL, kafkaTopic, kafkaKey string
natsURL, natsTopic string
eventWebhookURL string
eventConfigFilePath string
logWebhookURL, accessLog string
adminLogFile string
healthPath string
debug bool
pprof string
quiet bool
readonly bool
iamDir string
ldapURL, ldapBindDN, ldapPassword string
ldapQueryBase, ldapObjClasses string
ldapAccessAtr, ldapSecAtr, ldapRoleAtr string
ldapUserIdAtr, ldapGroupIdAtr string
vaultEndpointURL, vaultSecretStoragePath string
vaultMountPath, vaultRootToken string
vaultRoleId, vaultRoleSecret string
vaultServerCert, vaultClientCert string
vaultClientCertKey string
s3IamAccess, s3IamSecret string
s3IamRegion, s3IamBucket string
s3IamEndpoint string
s3IamSslNoVerify, s3IamDebug bool
iamCacheDisable bool
iamCacheTTL int
iamCachePrune int
metricsService string
statsdServers string
dogstatsServers string
)
var (
// Version is the latest tag (set within Makefile)
Version = "git"
// Build is the commit hash (set within Makefile)
Build = "norev"
// BuildTime is the date/time of build (set within Makefile)
BuildTime = "none"
)
func main() {
setupSignalHandler()
app := initApp()
app.Commands = []*cli.Command{
posixCommand(),
scoutfsCommand(),
s3Command(),
azureCommand(),
adminCommand(),
testCommand(),
utilsCommand(),
}
ctx, cancel := context.WithCancel(context.Background())
go func() {
<-sigDone
fmt.Fprintf(os.Stderr, "terminating signal caught, shutting down\n")
cancel()
}()
if err := app.RunContext(ctx, os.Args); err != nil {
log.Fatal(err)
}
}
func initApp() *cli.App {
return &cli.App{
Usage: "Versity S3 Gateway",
Description: `The Versity S3 Gateway is an S3 protocol translator that allows an S3 client
to access the supported backend storage as if it was a native S3 service.
VersityGW is an open-source project licensed under the Apache 2.0 License. The
source code is hosted on GitHub at https://github.com/versity/versitygw, and
documentation can be found in the GitHub wiki.`,
Copyright: "Copyright (c) 2023-2024 Versity Software",
Action: func(ctx *cli.Context) error {
return ctx.App.Command("help").Run(ctx)
},
Flags: initFlags(),
}
}
func initFlags() []cli.Flag {
return []cli.Flag{
&cli.BoolFlag{
Name: "version",
Usage: "list versitygw version",
Aliases: []string{"v"},
Action: func(*cli.Context, bool) error {
fmt.Println("Version :", Version)
fmt.Println("Build :", Build)
fmt.Println("BuildTime:", BuildTime)
os.Exit(0)
return nil
},
},
&cli.StringFlag{
Name: "port",
Usage: "gateway listen address <ip>:<port> or :<port>",
EnvVars: []string{"VGW_PORT"},
Value: ":7070",
Destination: &port,
Aliases: []string{"p"},
},
&cli.StringFlag{
Name: "access",
Usage: "root user access key",
EnvVars: []string{"ROOT_ACCESS_KEY_ID", "ROOT_ACCESS_KEY"},
Aliases: []string{"a"},
Destination: &rootUserAccess,
},
&cli.StringFlag{
Name: "secret",
Usage: "root user secret access key",
EnvVars: []string{"ROOT_SECRET_ACCESS_KEY", "ROOT_SECRET_KEY"},
Aliases: []string{"s"},
Destination: &rootUserSecret,
},
&cli.StringFlag{
Name: "region",
Usage: "s3 region string",
EnvVars: []string{"VGW_REGION"},
Value: "us-east-1",
Destination: &region,
Aliases: []string{"r"},
},
&cli.StringFlag{
Name: "cert",
Usage: "TLS cert file",
EnvVars: []string{"VGW_CERT"},
Destination: &certFile,
},
&cli.StringFlag{
Name: "key",
Usage: "TLS key file",
EnvVars: []string{"VGW_KEY"},
Destination: &keyFile,
},
&cli.StringFlag{
Name: "admin-port",
Usage: "gateway admin server listen address <ip>:<port> or :<port>",
EnvVars: []string{"VGW_ADMIN_PORT"},
Destination: &admPort,
Aliases: []string{"ap"},
},
&cli.StringFlag{
Name: "admin-cert",
Usage: "TLS cert file for admin server",
EnvVars: []string{"VGW_ADMIN_CERT"},
Destination: &admCertFile,
},
&cli.StringFlag{
Name: "admin-cert-key",
Usage: "TLS key file for admin server",
EnvVars: []string{"VGW_ADMIN_CERT_KEY"},
Destination: &admKeyFile,
},
&cli.BoolFlag{
Name: "debug",
Usage: "enable debug output",
EnvVars: []string{"VGW_DEBUG"},
Destination: &debug,
},
&cli.StringFlag{
Name: "pprof",
Usage: "enable pprof debug on specified port",
EnvVars: []string{"VGW_PPROF"},
Destination: &pprof,
},
&cli.BoolFlag{
Name: "quiet",
Usage: "silence stdout request logging output",
EnvVars: []string{"VGW_QUIET"},
Destination: &quiet,
Aliases: []string{"q"},
},
&cli.StringFlag{
Name: "access-log",
Usage: "enable server access logging to specified file",
EnvVars: []string{"LOGFILE", "VGW_ACCESS_LOG"},
Destination: &accessLog,
},
&cli.StringFlag{
Name: "admin-access-log",
Usage: "enable admin server access logging to specified file",
EnvVars: []string{"LOGFILE", "VGW_ADMIN_ACCESS_LOG"},
Destination: &adminLogFile,
},
&cli.StringFlag{
Name: "log-webhook-url",
Usage: "webhook url to send the audit logs",
EnvVars: []string{"WEBHOOK", "VGW_LOG_WEBHOOK_URL"},
Destination: &logWebhookURL,
},
&cli.StringFlag{
Name: "event-kafka-url",
Usage: "kafka server url to send the bucket notifications.",
EnvVars: []string{"VGW_EVENT_KAFKA_URL"},
Destination: &kafkaURL,
Aliases: []string{"eku"},
},
&cli.StringFlag{
Name: "event-kafka-topic",
Usage: "kafka server pub-sub topic to send the bucket notifications to",
EnvVars: []string{"VGW_EVENT_KAFKA_TOPIC"},
Destination: &kafkaTopic,
Aliases: []string{"ekt"},
},
&cli.StringFlag{
Name: "event-kafka-key",
Usage: "kafka server put-sub topic key to send the bucket notifications to",
EnvVars: []string{"VGW_EVENT_KAFKA_KEY"},
Destination: &kafkaKey,
Aliases: []string{"ekk"},
},
&cli.StringFlag{
Name: "event-nats-url",
Usage: "nats server url to send the bucket notifications",
EnvVars: []string{"VGW_EVENT_NATS_URL"},
Destination: &natsURL,
Aliases: []string{"enu"},
},
&cli.StringFlag{
Name: "event-nats-topic",
Usage: "nats server pub-sub topic to send the bucket notifications to",
EnvVars: []string{"VGW_EVENT_NATS_TOPIC"},
Destination: &natsTopic,
Aliases: []string{"ent"},
},
&cli.StringFlag{
Name: "event-webhook-url",
Usage: "webhook url to send bucket notifications",
EnvVars: []string{"VGW_EVENT_WEBHOOK_URL"},
Destination: &eventWebhookURL,
Aliases: []string{"ewu"},
},
&cli.StringFlag{
Name: "event-filter",
Usage: "bucket event notifications filters configuration file path",
EnvVars: []string{"VGW_EVENT_FILTER"},
Destination: &eventConfigFilePath,
Aliases: []string{"ef"},
},
&cli.StringFlag{
Name: "iam-dir",
Usage: "if defined, run internal iam service within this directory",
EnvVars: []string{"VGW_IAM_DIR"},
Destination: &iamDir,
},
&cli.StringFlag{
Name: "iam-ldap-url",
Usage: "ldap server url to store iam data",
EnvVars: []string{"VGW_IAM_LDAP_URL"},
Destination: &ldapURL,
},
&cli.StringFlag{
Name: "iam-ldap-bind-dn",
Usage: "ldap server binding dn, example: 'cn=admin,dc=example,dc=com'",
EnvVars: []string{"VGW_IAM_LDAP_BIND_DN"},
Destination: &ldapBindDN,
},
&cli.StringFlag{
Name: "iam-ldap-bind-pass",
Usage: "ldap server user password",
EnvVars: []string{"VGW_IAM_LDAP_BIND_PASS"},
Destination: &ldapPassword,
},
&cli.StringFlag{
Name: "iam-ldap-query-base",
Usage: "ldap server destination query, example: 'ou=iam,dc=example,dc=com'",
EnvVars: []string{"VGW_IAM_LDAP_QUERY_BASE"},
Destination: &ldapQueryBase,
},
&cli.StringFlag{
Name: "iam-ldap-object-classes",
Usage: "ldap server object classes used to store the data. provide it as comma separated string, example: 'top,person'",
EnvVars: []string{"VGW_IAM_LDAP_OBJECT_CLASSES"},
Destination: &ldapObjClasses,
},
&cli.StringFlag{
Name: "iam-ldap-access-atr",
Usage: "ldap server user access key id attribute name",
EnvVars: []string{"VGW_IAM_LDAP_ACCESS_ATR"},
Destination: &ldapAccessAtr,
},
&cli.StringFlag{
Name: "iam-ldap-secret-atr",
Usage: "ldap server user secret access key attribute name",
EnvVars: []string{"VGW_IAM_LDAP_SECRET_ATR"},
Destination: &ldapSecAtr,
},
&cli.StringFlag{
Name: "iam-ldap-role-atr",
Usage: "ldap server user role attribute name",
EnvVars: []string{"VGW_IAM_LDAP_ROLE_ATR"},
Destination: &ldapRoleAtr,
},
&cli.StringFlag{
Name: "iam-ldap-user-id-atr",
Usage: "ldap server user id attribute name",
EnvVars: []string{"VGW_IAM_LDAP_USER_ID_ATR"},
Destination: &ldapUserIdAtr,
},
&cli.StringFlag{
Name: "iam-ldap-group-id-atr",
Usage: "ldap server user group id attribute name",
EnvVars: []string{"VGW_IAM_LDAP_GROUP_ID_ATR"},
Destination: &ldapGroupIdAtr,
},
&cli.StringFlag{
Name: "iam-vault-endpoint-url",
Usage: "vault server url",
EnvVars: []string{"VGW_IAM_VAULT_ENDPOINT_URL"},
Destination: &vaultEndpointURL,
},
&cli.StringFlag{
Name: "iam-vault-secret-storage-path",
Usage: "vault server secret storage path",
EnvVars: []string{"VGW_IAM_VAULT_SECRET_STORAGE_PATH"},
Destination: &vaultSecretStoragePath,
},
&cli.StringFlag{
Name: "iam-vault-mount-path",
Usage: "vault server mount path",
EnvVars: []string{"VGW_IAM_VAULT_MOUNT_PATH"},
Destination: &vaultMountPath,
},
&cli.StringFlag{
Name: "iam-vault-root-token",
Usage: "vault server root token",
EnvVars: []string{"VGW_IAM_VAULT_ROOT_TOKEN"},
Destination: &vaultRootToken,
},
&cli.StringFlag{
Name: "iam-vault-role-id",
Usage: "vault server user role id",
EnvVars: []string{"VGW_IAM_VAULT_ROLE_ID"},
Destination: &vaultRoleId,
},
&cli.StringFlag{
Name: "iam-vault-role-secret",
Usage: "vault server user role secret",
EnvVars: []string{"VGW_IAM_VAULT_ROLE_SECRET"},
Destination: &vaultRoleSecret,
},
&cli.StringFlag{
Name: "iam-vault-server_cert",
Usage: "vault server TLS certificate",
EnvVars: []string{"VGW_IAM_VAULT_SERVER_CERT"},
Destination: &vaultServerCert,
},
&cli.StringFlag{
Name: "iam-vault-client_cert",
Usage: "vault client TLS certificate",
EnvVars: []string{"VGW_IAM_VAULT_CLIENT_CERT"},
Destination: &vaultClientCert,
},
&cli.StringFlag{
Name: "iam-vault-client_cert_key",
Usage: "vault client TLS certificate key",
EnvVars: []string{"VGW_IAM_VAULT_CLIENT_CERT_KEY"},
Destination: &vaultClientCertKey,
},
&cli.StringFlag{
Name: "s3-iam-access",
Usage: "s3 IAM access key",
EnvVars: []string{"VGW_S3_IAM_ACCESS_KEY"},
Destination: &s3IamAccess,
},
&cli.StringFlag{
Name: "s3-iam-secret",
Usage: "s3 IAM secret key",
EnvVars: []string{"VGW_S3_IAM_SECRET_KEY"},
Destination: &s3IamSecret,
},
&cli.StringFlag{
Name: "s3-iam-region",
Usage: "s3 IAM region",
EnvVars: []string{"VGW_S3_IAM_REGION"},
Destination: &s3IamRegion,
Value: "us-east-1",
},
&cli.StringFlag{
Name: "s3-iam-bucket",
Usage: "s3 IAM bucket",
EnvVars: []string{"VGW_S3_IAM_BUCKET"},
Destination: &s3IamBucket,
},
&cli.StringFlag{
Name: "s3-iam-endpoint",
Usage: "s3 IAM endpoint",
EnvVars: []string{"VGW_S3_IAM_ENDPOINT"},
Destination: &s3IamEndpoint,
},
&cli.BoolFlag{
Name: "s3-iam-noverify",
Usage: "s3 IAM disable ssl verification",
EnvVars: []string{"VGW_S3_IAM_NO_VERIFY"},
Destination: &s3IamSslNoVerify,
},
&cli.BoolFlag{
Name: "s3-iam-debug",
Usage: "s3 IAM debug output",
EnvVars: []string{"VGW_S3_IAM_DEBUG"},
Destination: &s3IamDebug,
},
&cli.BoolFlag{
Name: "iam-cache-disable",
Usage: "disable local iam cache",
EnvVars: []string{"VGW_IAM_CACHE_DISABLE"},
Destination: &iamCacheDisable,
},
&cli.IntFlag{
Name: "iam-cache-ttl",
Usage: "local iam cache entry ttl (seconds)",
EnvVars: []string{"VGW_IAM_CACHE_TTL"},
Value: 120,
Destination: &iamCacheTTL,
},
&cli.IntFlag{
Name: "iam-cache-prune",
Usage: "local iam cache cleanup interval (seconds)",
EnvVars: []string{"VGW_IAM_CACHE_PRUNE"},
Value: 3600,
Destination: &iamCachePrune,
},
&cli.StringFlag{
Name: "health",
Usage: `health check endpoint path. Health endpoint will be configured on GET http method: GET <health>
NOTICE: the path has to be specified with '/'. e.g /health`,
EnvVars: []string{"VGW_HEALTH"},
Destination: &healthPath,
},
&cli.BoolFlag{
Name: "readonly",
Usage: "allow only read operations across all the gateway",
EnvVars: []string{"VGW_READ_ONLY"},
Destination: &readonly,
},
&cli.StringFlag{
Name: "metrics-service-name",
Usage: "service name tag for metrics, hostname if blank",
EnvVars: []string{"VGW_METRICS_SERVICE_NAME"},
Aliases: []string{"msn"},
Destination: &metricsService,
},
&cli.StringFlag{
Name: "metrics-statsd-servers",
Usage: "StatsD server urls comma separated. e.g. 'statsd1.example.com:8125,statsd2.example.com:8125'",
EnvVars: []string{"VGW_METRICS_STATSD_SERVERS"},
Aliases: []string{"mss"},
Destination: &statsdServers,
},
&cli.StringFlag{
Name: "metrics-dogstatsd-servers",
Usage: "DogStatsD server urls comma separated. e.g. '127.0.0.1:8125,dogstats.example.com:8125'",
EnvVars: []string{"VGW_METRICS_DOGSTATS_SERVERS"},
Aliases: []string{"mds"},
Destination: &dogstatsServers,
},
}
}
func runGateway(ctx context.Context, be backend.Backend) error {
if rootUserAccess == "" || rootUserSecret == "" {
return fmt.Errorf("root user access and secret key must be provided")
}
if pprof != "" {
// listen on specified port for pprof debug
// point browser to http://<ip:port>/debug/pprof/
go func() {
log.Fatal(http.ListenAndServe(pprof, nil))
}()
}
app := fiber.New(fiber.Config{
AppName: "versitygw",
ServerHeader: "VERSITYGW",
StreamRequestBody: true,
DisableKeepalive: true,
Network: fiber.NetworkTCP,
DisableStartupMessage: true,
})
var opts []s3api.Option
if certFile != "" || keyFile != "" {
if certFile == "" {
return fmt.Errorf("TLS key specified without cert file")
}
if keyFile == "" {
return fmt.Errorf("TLS cert specified without key file")
}
cert, err := tls.LoadX509KeyPair(certFile, keyFile)
if err != nil {
return fmt.Errorf("tls: load certs: %v", err)
}
opts = append(opts, s3api.WithTLS(cert))
}
if debug {
opts = append(opts, s3api.WithDebug())
}
if admPort == "" {
opts = append(opts, s3api.WithAdminServer())
}
if quiet {
opts = append(opts, s3api.WithQuiet())
}
if healthPath != "" {
opts = append(opts, s3api.WithHealth(healthPath))
}
if readonly {
opts = append(opts, s3api.WithReadOnly())
}
admApp := fiber.New(fiber.Config{
AppName: "versitygw",
ServerHeader: "VERSITYGW",
Network: fiber.NetworkTCP,
DisableStartupMessage: true,
})
var admOpts []s3api.AdminOpt
if admCertFile != "" || admKeyFile != "" {
if admCertFile == "" {
return fmt.Errorf("TLS key specified without cert file")
}
if admKeyFile == "" {
return fmt.Errorf("TLS cert specified without key file")
}
cert, err := tls.LoadX509KeyPair(admCertFile, admKeyFile)
if err != nil {
return fmt.Errorf("tls: load certs: %v", err)
}
admOpts = append(admOpts, s3api.WithAdminSrvTLS(cert))
}
iam, err := auth.New(&auth.Opts{
RootAccount: auth.Account{
Access: rootUserAccess,
Secret: rootUserSecret,
Role: auth.RoleAdmin,
},
Dir: iamDir,
LDAPServerURL: ldapURL,
LDAPBindDN: ldapBindDN,
LDAPPassword: ldapPassword,
LDAPQueryBase: ldapQueryBase,
LDAPObjClasses: ldapObjClasses,
LDAPAccessAtr: ldapAccessAtr,
LDAPSecretAtr: ldapSecAtr,
LDAPRoleAtr: ldapRoleAtr,
LDAPUserIdAtr: ldapUserIdAtr,
LDAPGroupIdAtr: ldapGroupIdAtr,
VaultEndpointURL: vaultEndpointURL,
VaultSecretStoragePath: vaultSecretStoragePath,
VaultMountPath: vaultMountPath,
VaultRootToken: vaultRootToken,
VaultRoleId: vaultRoleId,
VaultRoleSecret: vaultRoleSecret,
VaultServerCert: vaultServerCert,
VaultClientCert: vaultClientCert,
VaultClientCertKey: vaultClientCertKey,
S3Access: s3IamAccess,
S3Secret: s3IamSecret,
S3Region: s3IamRegion,
S3Bucket: s3IamBucket,
S3Endpoint: s3IamEndpoint,
S3DisableSSlVerfiy: s3IamSslNoVerify,
S3Debug: s3IamDebug,
CacheDisable: iamCacheDisable,
CacheTTL: iamCacheTTL,
CachePrune: iamCachePrune,
})
if err != nil {
return fmt.Errorf("setup iam: %w", err)
}
loggers, err := s3log.InitLogger(&s3log.LogConfig{
LogFile: accessLog,
WebhookURL: logWebhookURL,
AdminLogFile: adminLogFile,
})
if err != nil {
return fmt.Errorf("setup logger: %w", err)
}
metricsManager, err := metrics.NewManager(ctx, metrics.Config{
ServiceName: metricsService,
StatsdServers: statsdServers,
DogStatsdServers: dogstatsServers,
})
if err != nil {
return fmt.Errorf("init metrics manager: %w", err)
}
evSender, err := s3event.InitEventSender(&s3event.EventConfig{
KafkaURL: kafkaURL,
KafkaTopic: kafkaTopic,
KafkaTopicKey: kafkaKey,
NatsURL: natsURL,
NatsTopic: natsTopic,
WebhookURL: eventWebhookURL,
FilterConfigFilePath: eventConfigFilePath,
})
if err != nil {
return fmt.Errorf("init bucket event notifications: %w", err)
}
srv, err := s3api.New(app, be, middlewares.RootUserConfig{
Access: rootUserAccess,
Secret: rootUserSecret,
}, port, region, iam, loggers.S3Logger, loggers.AdminLogger, evSender, metricsManager, opts...)
if err != nil {
return fmt.Errorf("init gateway: %v", err)
}
admSrv := s3api.NewAdminServer(admApp, be, middlewares.RootUserConfig{Access: rootUserAccess, Secret: rootUserSecret}, admPort, region, iam, loggers.AdminLogger, admOpts...)
if !quiet {
printBanner(port, admPort, certFile != "", admCertFile != "")
}
c := make(chan error, 2)
go func() { c <- srv.Serve() }()
if admPort != "" {
go func() { c <- admSrv.Serve() }()
}
// for/select blocks until shutdown
Loop:
for {
select {
case <-ctx.Done():
break Loop
case err = <-c:
break Loop
case <-sigHup:
if loggers.S3Logger != nil {
err = loggers.S3Logger.HangUp()
if err != nil {
err = fmt.Errorf("HUP s3 logger: %w", err)
break Loop
}
}
if loggers.AdminLogger != nil {
err = loggers.AdminLogger.HangUp()
if err != nil {
err = fmt.Errorf("HUP admin logger: %w", err)
break Loop
}
}
}
}
saveErr := err
be.Shutdown()
err = iam.Shutdown()
if err != nil {
if saveErr == nil {
saveErr = err
}
fmt.Fprintf(os.Stderr, "shutdown iam: %v\n", err)
}
if loggers.S3Logger != nil {
err := loggers.S3Logger.Shutdown()
if err != nil {
if saveErr == nil {
saveErr = err
}
fmt.Fprintf(os.Stderr, "shutdown s3 logger: %v\n", err)
}
}
if loggers.AdminLogger != nil {
err := loggers.AdminLogger.Shutdown()
if err != nil {
if saveErr == nil {
saveErr = err
}
fmt.Fprintf(os.Stderr, "shutdown admin logger: %v\n", err)
}
}
if evSender != nil {
err := evSender.Close()
if err != nil {
if saveErr == nil {
saveErr = err
}
fmt.Fprintf(os.Stderr, "close event sender: %v\n", err)
}
}
if metricsManager != nil {
metricsManager.Close()
}
return saveErr
}
func printBanner(port, admPort string, ssl, admSsl bool) {
interfaces, err := getMatchingIPs(port)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to match local IP addresses: %v\n", err)
return
}
var admInterfaces []string
if admPort != "" {
admInterfaces, err = getMatchingIPs(admPort)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to match admin port local IP addresses: %v\n", err)
return
}
}
title := "VersityGW"
version := fmt.Sprintf("Version %v, Build %v", Version, Build)
urls := []string{}
hst, prt, err := net.SplitHostPort(port)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to parse port: %v\n", err)
return
}
for _, ip := range interfaces {
url := fmt.Sprintf("http://%s:%s", ip, prt)
if ssl {
url = fmt.Sprintf("https://%s:%s", ip, prt)
}
urls = append(urls, url)
}
if hst == "" {
hst = "0.0.0.0"
}
boundHost := fmt.Sprintf("(bound on host %s and port %s)", hst, prt)
lines := []string{
centerText(title),
centerText(version),
centerText(boundHost),
centerText(""),
}
if len(admInterfaces) > 0 {
lines = append(lines,
leftText("S3 service listening on:"),
)
} else {
lines = append(lines,
leftText("Admin/S3 service listening on:"),
)
}
for _, url := range urls {
lines = append(lines, leftText(" "+url))
}
if len(admInterfaces) > 0 {
lines = append(lines,
centerText(""),
leftText("Admin service listening on:"),
)
_, prt, err := net.SplitHostPort(admPort)
if err != nil {
fmt.Fprintf(os.Stderr, "Failed to parse port: %v\n", err)
return
}
for _, ip := range admInterfaces {
url := fmt.Sprintf("http://%s:%s", ip, prt)
if admSsl {
url = fmt.Sprintf("https://%s:%s", ip, prt)
}
lines = append(lines, leftText(" "+url))
}
}
// Print the top border
fmt.Println("┌" + strings.Repeat("─", columnWidth-2) + "┐")
// Print each line
for _, line := range lines {
fmt.Printf("│%-*s│\n", columnWidth-2, line)
}
// Print the bottom border
fmt.Println("└" + strings.Repeat("─", columnWidth-2) + "┘")
}
// getMatchingIPs returns all IP addresses for local system interfaces that
// match the input address specification.
func getMatchingIPs(spec string) ([]string, error) {
// Split the input spec into IP and port
host, _, err := net.SplitHostPort(spec)
if err != nil {
return nil, fmt.Errorf("parse address/port: %v", err)
}
// Handle cases where IP is omitted (e.g., ":1234")
if host == "" {
host = "0.0.0.0"
}
ipaddr, err := net.ResolveIPAddr("ip", host)
if err != nil {
return nil, err
}
parsedInputIP := ipaddr.IP
var result []string
// Get all network interfaces
interfaces, err := net.Interfaces()
if err != nil {
return nil, err
}
for _, iface := range interfaces {
// Get all addresses associated with the interface
addrs, err := iface.Addrs()
if err != nil {
return nil, err
}
for _, addr := range addrs {
// Parse the address to get the IP part
ipAddr, _, err := net.ParseCIDR(addr.String())
if err != nil {
return nil, err
}
if ipAddr.IsLinkLocalUnicast() {
continue
}
if ipAddr.IsInterfaceLocalMulticast() {
continue
}
if ipAddr.IsLinkLocalMulticast() {
continue
}
// Check if the IP matches the input specification
if parsedInputIP.Equal(net.IPv4(0, 0, 0, 0)) || parsedInputIP.Equal(ipAddr) {
result = append(result, ipAddr.String())
}
}
}
return result, nil
}
const columnWidth = 70
func centerText(text string) string {
padding := (columnWidth - 2 - len(text)) / 2
if padding < 0 {
padding = 0
}
return strings.Repeat(" ", padding) + text
}
func leftText(text string) string {
if len(text) > columnWidth-2 {
return text
}
return text + strings.Repeat(" ", columnWidth-2-len(text))
}

View File

@@ -1,113 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"fmt"
"io/fs"
"math"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/backend/meta"
"github.com/versity/versitygw/backend/posix"
)
var (
chownuid, chowngid bool
bucketlinks bool
versioningDir string
dirPerms uint
)
func posixCommand() *cli.Command {
return &cli.Command{
Name: "posix",
Usage: "posix filesystem storage backend",
Description: `Any posix filesystem that supports extended attributes. The top level
directory for the gateway must be provided. All sub directories of the
top level directory are treated as buckets, and all files/directories
below the "bucket directory" are treated as the objects. The object
name is split on "/" separator to translate to posix storage.
For example:
top level: /mnt/fs/gwroot
bucket: mybucket
object: a/b/c/myobject
will be translated into the file /mnt/fs/gwroot/mybucket/a/b/c/myobject`,
Action: runPosix,
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "chuid",
Usage: "chown newly created files and directories to client account UID",
EnvVars: []string{"VGW_CHOWN_UID"},
Destination: &chownuid,
},
&cli.BoolFlag{
Name: "chgid",
Usage: "chown newly created files and directories to client account GID",
EnvVars: []string{"VGW_CHOWN_GID"},
Destination: &chowngid,
},
&cli.BoolFlag{
Name: "bucketlinks",
Usage: "allow symlinked directories at bucket level to be treated as buckets",
EnvVars: []string{"VGW_BUCKET_LINKS"},
Destination: &bucketlinks,
},
&cli.StringFlag{
Name: "versioning-dir",
Usage: "the directory path to enable bucket versioning",
EnvVars: []string{"VGW_VERSIONING_DIR"},
Destination: &versioningDir,
},
&cli.UintFlag{
Name: "dir-perms",
Usage: "default directory permissions for new directories",
EnvVars: []string{"VGW_DIR_PERMS"},
Destination: &dirPerms,
DefaultText: "0755",
Value: 0755,
},
},
}
}
func runPosix(ctx *cli.Context) error {
if ctx.NArg() == 0 {
return fmt.Errorf("no directory provided for operation")
}
gwroot := (ctx.Args().Get(0))
err := meta.XattrMeta{}.Test(gwroot)
if err != nil {
return fmt.Errorf("posix xattr check: %v", err)
}
if dirPerms > math.MaxUint32 {
return fmt.Errorf("invalid directory permissions: %d", dirPerms)
}
be, err := posix.New(gwroot, meta.XattrMeta{}, posix.PosixOpts{
ChownUID: chownuid,
ChownGID: chowngid,
BucketLinks: bucketlinks,
VersioningDir: versioningDir,
NewDirPerm: fs.FileMode(dirPerms),
})
if err != nil {
return fmt.Errorf("init posix: %v", err)
}
return runGateway(ctx.Context, be)
}

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@@ -1,106 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"fmt"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/backend/s3proxy"
)
var (
s3proxyAccess string
s3proxySecret string
s3proxyEndpoint string
s3proxyRegion string
s3proxyDisableChecksum bool
s3proxySslSkipVerify bool
s3proxyDebug bool
)
func s3Command() *cli.Command {
return &cli.Command{
Name: "s3",
Usage: "s3 storage backend",
Description: `This runs the gateway like an s3 proxy redirecting requests
to an s3 storage backend service.`,
Action: runS3,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "access",
Usage: "s3 proxy server access key id",
Value: "",
Required: true,
EnvVars: []string{"VGW_S3_ACCESS_KEY"},
Destination: &s3proxyAccess,
Aliases: []string{"a"},
},
&cli.StringFlag{
Name: "secret",
Usage: "s3 proxy server secret access key",
Value: "",
Required: true,
EnvVars: []string{"VGW_S3_SECRET_KEY"},
Destination: &s3proxySecret,
Aliases: []string{"s"},
},
&cli.StringFlag{
Name: "endpoint",
Usage: "s3 service endpoint, default AWS if not specified",
Value: "",
EnvVars: []string{"VGW_S3_ENDPOINT"},
Destination: &s3proxyEndpoint,
},
&cli.StringFlag{
Name: "region",
Usage: "s3 service region, default 'us-east-1' if not specified",
Value: "us-east-1",
EnvVars: []string{"VGW_S3_REGION"},
Destination: &s3proxyRegion,
},
&cli.BoolFlag{
Name: "disable-checksum",
Usage: "disable gateway to server object checksums",
Value: false,
EnvVars: []string{"VGW_S3_DISABLE_CHECKSUM"},
Destination: &s3proxyDisableChecksum,
},
&cli.BoolFlag{
Name: "ssl-skip-verify",
Usage: "skip ssl cert verification for s3 service",
EnvVars: []string{"VGW_S3_SSL_SKIP_VERIFY"},
Value: false,
Destination: &s3proxySslSkipVerify,
},
&cli.BoolFlag{
Name: "debug",
Usage: "output extra debug tracing",
Value: false,
EnvVars: []string{"VGW_S3_DEBUG"},
Destination: &s3proxyDebug,
},
},
}
}
func runS3(ctx *cli.Context) error {
be, err := s3proxy.New(s3proxyAccess, s3proxySecret, s3proxyEndpoint, s3proxyRegion,
s3proxyDisableChecksum, s3proxySslSkipVerify, s3proxyDebug)
if err != nil {
return fmt.Errorf("init s3 backend: %w", err)
}
return runGateway(ctx.Context, be)
}

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@@ -1,108 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"fmt"
"io/fs"
"math"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/backend/scoutfs"
)
var (
glacier bool
)
func scoutfsCommand() *cli.Command {
return &cli.Command{
Name: "scoutfs",
Usage: "scoutfs filesystem storage backend",
Description: `Support for ScoutFS.
The top level directory for the gateway must be provided. All sub directories
of the top level directory are treated as buckets, and all files/directories
below the "bucket directory" are treated as the objects. The object name is
split on "/" separator to translate to posix storage.
For example:
top level: /mnt/fs/gwroot
bucket: mybucket
object: a/b/c/myobject
will be translated into the file /mnt/fs/gwroot/mybucket/a/b/c/myobject
ScoutFS contains optimizations for multipart uploads using extent
move interfaces as well as support for tiered filesystems.`,
Action: runScoutfs,
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "glacier",
Usage: "enable glacier emulation mode",
Aliases: []string{"g"},
EnvVars: []string{"VGW_SCOUTFS_GLACIER"},
Destination: &glacier,
},
&cli.BoolFlag{
Name: "chuid",
Usage: "chown newly created files and directories to client account UID",
EnvVars: []string{"VGW_CHOWN_UID"},
Destination: &chownuid,
},
&cli.BoolFlag{
Name: "chgid",
Usage: "chown newly created files and directories to client account GID",
EnvVars: []string{"VGW_CHOWN_GID"},
Destination: &chowngid,
},
&cli.BoolFlag{
Name: "bucketlinks",
Usage: "allow symlinked directories at bucket level to be treated as buckets",
EnvVars: []string{"VGW_BUCKET_LINKS"},
Destination: &bucketlinks,
},
&cli.UintFlag{
Name: "dir-perms",
Usage: "default directory permissions for new directories",
EnvVars: []string{"VGW_DIR_PERMS"},
Destination: &dirPerms,
DefaultText: "0755",
Value: 0755,
},
},
}
}
func runScoutfs(ctx *cli.Context) error {
if ctx.NArg() == 0 {
return fmt.Errorf("no directory provided for operation")
}
if dirPerms > math.MaxUint32 {
return fmt.Errorf("invalid directory permissions: %d", dirPerms)
}
var opts scoutfs.ScoutfsOpts
opts.GlacierMode = glacier
opts.ChownUID = chownuid
opts.ChownGID = chowngid
opts.BucketLinks = bucketlinks
opts.NewDirPerm = fs.FileMode(dirPerms)
be, err := scoutfs.New(ctx.Args().Get(0), opts)
if err != nil {
return fmt.Errorf("init scoutfs: %v", err)
}
return runGateway(ctx.Context, be)
}

View File

@@ -1,44 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"fmt"
"os"
"os/signal"
"syscall"
)
var (
sigDone = make(chan bool, 1)
sigHup = make(chan bool, 1)
)
func setupSignalHandler() {
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM, syscall.SIGHUP)
go func() {
for sig := range sigs {
fmt.Fprintf(os.Stderr, "caught signal %v\n", sig)
switch sig {
case syscall.SIGINT, syscall.SIGTERM:
sigDone <- true
case syscall.SIGHUP:
sigHup <- true
}
}
}()
}

View File

@@ -1,359 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"fmt"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/tests/integration"
)
var (
awsID string
awsSecret string
endpoint string
prefix string
dstBucket string
partSize int64
objSize int64
concurrency int
files int
totalReqs int
upload bool
download bool
pathStyle bool
checksumDisable bool
versioningEnabled bool
azureTests bool
)
func testCommand() *cli.Command {
return &cli.Command{
Name: "test",
Usage: "Client side testing command for the gateway",
Description: `The testing CLI is used to test group of versitygw actions.
It also includes some performance and stress testing`,
Subcommands: initTestCommands(),
Flags: initTestFlags(),
}
}
func initTestFlags() []cli.Flag {
return []cli.Flag{
&cli.StringFlag{
Name: "access",
Usage: "aws user access key",
EnvVars: []string{"AWS_ACCESS_KEY_ID", "AWS_ACCESS_KEY"},
Aliases: []string{"a"},
Destination: &awsID,
},
&cli.StringFlag{
Name: "secret",
Usage: "aws user secret access key",
EnvVars: []string{"AWS_SECRET_ACCESS_KEY", "AWS_SECRET_KEY"},
Aliases: []string{"s"},
Destination: &awsSecret,
},
&cli.StringFlag{
Name: "endpoint",
Usage: "s3 server endpoint",
Destination: &endpoint,
Aliases: []string{"e"},
},
&cli.BoolFlag{
Name: "debug",
Usage: "enable debug mode",
Aliases: []string{"d"},
Destination: &debug,
},
}
}
func initTestCommands() []*cli.Command {
return append([]*cli.Command{
{
Name: "full-flow",
Usage: "Tests the full flow of gateway.",
Description: `Runs all the available tests to test the full flow of the gateway.`,
Action: getAction(integration.TestFullFlow),
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "versioning-enabled",
Usage: "Test the bucket object versioning, if the versioning is enabled",
Destination: &versioningEnabled,
Aliases: []string{"vs"},
},
&cli.BoolFlag{
Name: "azure-test-mode",
Usage: "Skips tests that are not supported by Azure",
Destination: &azureTests,
Aliases: []string{"azure"},
},
},
},
{
Name: "posix",
Usage: "Tests posix specific features",
Action: getAction(integration.TestPosix),
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "versioning-enabled",
Usage: "Test posix when versioning is enabled",
Destination: &versioningEnabled,
Aliases: []string{"vs"},
},
},
},
{
Name: "iam",
Usage: "Tests iam service",
Action: getAction(integration.TestIAM),
},
{
Name: "access-control",
Usage: "Tests gateway access control with bucket ACLs and Policies",
Action: getAction(integration.TestAccessControl),
},
{
Name: "bench",
Usage: "Runs download/upload performance test on the gateway",
Description: `Uploads/downloads some number(specified by flags) of files with some capacity(bytes).
Logs the results to the console`,
Flags: []cli.Flag{
&cli.IntFlag{
Name: "files",
Usage: "Number of objects to read/write",
Value: 1,
Destination: &files,
},
&cli.Int64Flag{
Name: "objsize",
Usage: "Uploading object size",
Value: 0,
Destination: &objSize,
},
&cli.StringFlag{
Name: "prefix",
Usage: "Object name prefix",
Destination: &prefix,
},
&cli.BoolFlag{
Name: "upload",
Usage: "Upload data to the gateway",
Value: false,
Destination: &upload,
},
&cli.BoolFlag{
Name: "download",
Usage: "Download data to the gateway",
Value: false,
Destination: &download,
},
&cli.StringFlag{
Name: "bucket",
Usage: "Destination bucket name to read/write data",
Destination: &dstBucket,
},
&cli.Int64Flag{
Name: "partSize",
Usage: "Upload/download size per thread",
Value: 64 * 1024 * 1024,
Destination: &partSize,
},
&cli.IntFlag{
Name: "concurrency",
Usage: "Upload/download threads per object",
Value: 1,
Destination: &concurrency,
},
&cli.BoolFlag{
Name: "pathStyle",
Usage: "Use Pathstyle bucket addressing",
Value: false,
Destination: &pathStyle,
},
&cli.BoolFlag{
Name: "checksumDis",
Usage: "Disable server checksum",
Value: false,
Destination: &checksumDisable,
},
},
Action: func(ctx *cli.Context) error {
if upload && download {
return fmt.Errorf("must only specify one of upload or download")
}
if !upload && !download {
return fmt.Errorf("must specify one of upload or download")
}
if dstBucket == "" {
return fmt.Errorf("must specify bucket")
}
opts := []integration.Option{
integration.WithAccess(awsID),
integration.WithSecret(awsSecret),
integration.WithRegion(region),
integration.WithEndpoint(endpoint),
integration.WithConcurrency(concurrency),
integration.WithPartSize(partSize),
}
if debug {
opts = append(opts, integration.WithDebug())
}
if pathStyle {
opts = append(opts, integration.WithPathStyle())
}
if checksumDisable {
opts = append(opts, integration.WithDisableChecksum())
}
s3conf := integration.NewS3Conf(opts...)
if upload {
return integration.TestUpload(s3conf, files, objSize, dstBucket, prefix)
} else {
return integration.TestDownload(s3conf, files, objSize, dstBucket, prefix)
}
},
},
{
Name: "throughput",
Usage: "Runs throughput performance test on the gateway",
Description: `Calls HeadBucket action the number of times and concurrency level specified with flags by measuring gateway throughput.`,
Flags: []cli.Flag{
&cli.IntFlag{
Name: "reqs",
Usage: "Total number of requests to send.",
Value: 1000,
Destination: &totalReqs,
},
&cli.StringFlag{
Name: "bucket",
Usage: "Destination bucket name to make the requests",
Destination: &dstBucket,
},
&cli.IntFlag{
Name: "concurrency",
Usage: "threads per request",
Value: 1,
Destination: &concurrency,
},
&cli.BoolFlag{
Name: "checksumDis",
Usage: "Disable server checksum",
Value: false,
Destination: &checksumDisable,
},
},
Action: func(ctx *cli.Context) error {
if dstBucket == "" {
return fmt.Errorf("must specify the destination bucket")
}
opts := []integration.Option{
integration.WithAccess(awsID),
integration.WithSecret(awsSecret),
integration.WithRegion(region),
integration.WithEndpoint(endpoint),
integration.WithConcurrency(concurrency),
}
if debug {
opts = append(opts, integration.WithDebug())
}
if checksumDisable {
opts = append(opts, integration.WithDisableChecksum())
}
s3conf := integration.NewS3Conf(opts...)
return integration.TestReqPerSec(s3conf, totalReqs, dstBucket)
},
},
}, extractIntTests()...)
}
type testFunc func(*integration.S3Conf)
func getAction(tf testFunc) func(*cli.Context) error {
return func(ctx *cli.Context) error {
opts := []integration.Option{
integration.WithAccess(awsID),
integration.WithSecret(awsSecret),
integration.WithRegion(region),
integration.WithEndpoint(endpoint),
}
if debug {
opts = append(opts, integration.WithDebug())
}
if versioningEnabled {
opts = append(opts, integration.WithVersioningEnabled())
}
if azureTests {
opts = append(opts, integration.WithAzureMode())
}
s := integration.NewS3Conf(opts...)
tf(s)
fmt.Println()
fmt.Println("RAN:", integration.RunCount, "PASS:", integration.PassCount, "FAIL:", integration.FailCount)
if integration.FailCount > 0 {
return fmt.Errorf("test failed with %v errors", integration.FailCount)
}
return nil
}
}
func extractIntTests() (commands []*cli.Command) {
tests := integration.GetIntTests()
for key, val := range tests {
k := key
testFunc := val
commands = append(commands, &cli.Command{
Name: k,
Usage: fmt.Sprintf("Runs %v integration test", key),
Action: func(ctx *cli.Context) error {
opts := []integration.Option{
integration.WithAccess(awsID),
integration.WithSecret(awsSecret),
integration.WithRegion(region),
integration.WithEndpoint(endpoint),
}
if debug {
opts = append(opts, integration.WithDebug())
}
if versioningEnabled {
opts = append(opts, integration.WithVersioningEnabled())
}
s := integration.NewS3Conf(opts...)
err := testFunc(s)
return err
},
Flags: []cli.Flag{
&cli.BoolFlag{
Name: "versioning-enabled",
Usage: "Test the bucket object versioning, if the versioning is enabled",
Destination: &versioningEnabled,
Aliases: []string{"vs"},
},
},
})
}
return
}

View File

@@ -1,91 +0,0 @@
// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package main
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"github.com/urfave/cli/v2"
"github.com/versity/versitygw/s3event"
)
func utilsCommand() *cli.Command {
return &cli.Command{
Name: "utils",
Usage: "utility helper CLI tool",
Subcommands: []*cli.Command{
{
Name: "gen-event-filter-config",
Aliases: []string{"gefc"},
Usage: "Create a new configuration file for bucket event notifications filter.",
Action: generateEventFiltersConfig,
Flags: []cli.Flag{
&cli.StringFlag{
Name: "path",
Usage: "the path where the config file has to be created",
Aliases: []string{"p"},
},
},
},
},
}
}
func generateEventFiltersConfig(ctx *cli.Context) error {
pathFlag := ctx.String("path")
path, err := filepath.Abs(filepath.Join(pathFlag, "event_config.json"))
if err != nil {
return err
}
config := s3event.EventFilter{
s3event.EventObjectCreated: true,
s3event.EventObjectCreatedPut: true,
s3event.EventObjectCreatedPost: true,
s3event.EventObjectCreatedCopy: true,
s3event.EventCompleteMultipartUpload: true,
s3event.EventObjectRemoved: true,
s3event.EventObjectRemovedDelete: true,
s3event.EventObjectRemovedDeleteObjects: true,
s3event.EventObjectTagging: true,
s3event.EventObjectTaggingPut: true,
s3event.EventObjectTaggingDelete: true,
s3event.EventObjectAclPut: true,
s3event.EventObjectRestore: true,
s3event.EventObjectRestorePost: true,
s3event.EventObjectRestoreCompleted: true,
}
configBytes, err := json.MarshalIndent(config, "", " ")
if err != nil {
return fmt.Errorf("parse event config: %w", err)
}
file, err := os.Create(path)
if err != nil {
return fmt.Errorf("create config file: %w", err)
}
defer file.Close()
_, err = file.Write(configBytes)
if err != nil {
return fmt.Errorf("write config file: %w", err)
}
return nil
}

View File

@@ -1,19 +0,0 @@
# Versity Gateway Dashboard
This project is a dashboard that visualizes data in the six metrics emitted by the Versity Gateway, displayed in Grafana.
The Versity Gateway emits metrics in the statsd format. We used Telegraf as the bridge from statsd to influxdb.
This implementation uses the influxql query language.
## Usage
From the root of this repository, run `docker compose -f docker-compose-metrics.yml up` to start the stack.
To shut it down, run `docker compose -f docker-compose-metrics.yml down -v`.
The Grafana database is explicitly not destroyed when shutting down containers. The influxdb one, however, is.
The dashbaord is automatically provisioned at container bring up and is visible at http://localhost:3000 with username: `admin` and password: `admin`.
To use the gateway and generate metrics, `source metrics-exploration/aws_env_setup.sh` and start using your aws cli as usual.

View File

@@ -1,4 +0,0 @@
export AWS_SECRET_ACCESS_KEY=password
export AWS_ACCESS_KEY_ID=user
export AWS_ENDPOINT_URL=http://127.0.0.1:7070
export AWS_REGION=us-east-1

View File

@@ -1,64 +0,0 @@
services:
telegraf:
image: telegraf
container_name: telegraf
restart: always
volumes:
- ./metrics-exploration/telegraf.conf:/etc/telegraf/telegraf.conf:ro
depends_on:
- influxdb
links:
- influxdb
ports:
- '8125:8125/udp'
influxdb:
image: influxdb
container_name: influxdb
restart: always
environment:
- DOCKER_INFLUXDB_INIT_MODE=setup
- DOCKER_INFLUXDB_INIT_USERNAME=admin
- DOCKER_INFLUXDB_INIT_PASSWORD=adminpass
- DOCKER_INFLUXDB_INIT_ORG=myorg
- DOCKER_INFLUXDB_INIT_BUCKET=metrics
- DOCKER_INFLUXDB_INIT_ADMIN_TOKEN=my-super-secret-auth-token
ports:
- '8086:8086'
volumes:
- influxdb_data:/var/lib/influxdb
grafana:
image: grafana/grafana
container_name: grafana-server
restart: always
depends_on:
- influxdb
environment:
- GF_SECURITY_ADMIN_USER=admin
- GF_SECURITY_ADMIN_PASSWORD=admin
- GF_INSTALL_PLUGINS=
links:
- influxdb
ports:
- '3000:3000'
volumes:
- ./metrics-exploration/grafana_data:/var/lib/grafana
- ./metrics-exploration/provisioning:/etc/grafana/provisioning
versitygw:
image: versity/versitygw:latest
container_name: versitygw
ports:
- "7070:7070"
environment:
- ROOT_ACCESS_KEY=user
- ROOT_SECRET_KEY=password
- VGW_METRICS_STATSD_SERVERS=telegraf:8125
depends_on:
- telegraf
command: >
posix /tmp/vgw
volumes:
influxdb_data: {}

View File

@@ -1,64 +0,0 @@
services:
telegraf:
image: telegraf
container_name: telegraf
restart: always
volumes:
- ./telegraf.conf:/etc/telegraf/telegraf.conf:ro
depends_on:
- influxdb
links:
- influxdb
ports:
- '8125:8125/udp'
influxdb:
image: influxdb
container_name: influxdb
restart: always
environment:
- DOCKER_INFLUXDB_INIT_MODE=setup
- DOCKER_INFLUXDB_INIT_USERNAME=admin
- DOCKER_INFLUXDB_INIT_PASSWORD=adminpass
- DOCKER_INFLUXDB_INIT_ORG=myorg
- DOCKER_INFLUXDB_INIT_BUCKET=metrics
- DOCKER_INFLUXDB_INIT_ADMIN_TOKEN=my-super-secret-auth-token
ports:
- '8086:8086'
volumes:
- influxdb_data:/var/lib/influxdb
grafana:
image: grafana/grafana
container_name: grafana-server
restart: always
depends_on:
- influxdb
environment:
- GF_SECURITY_ADMIN_USER=admin
- GF_SECURITY_ADMIN_PASSWORD=admin
- GF_INSTALL_PLUGINS=
links:
- influxdb
ports:
- '3000:3000'
volumes:
- ./grafana_data:/var/lib/grafana
- ./provisioning:/etc/grafana/provisioning
versitygw:
image: versity/versitygw:latest
container_name: versitygw
ports:
- "7070:7070"
environment:
- ROOT_ACCESS_KEY=user
- ROOT_SECRET_KEY=password
- VGW_METRICS_STATSD_SERVERS=telegraf:8125
depends_on:
- telegraf
command: >
posix /tmp/vgw
volumes:
influxdb_data: {}

View File

@@ -1,25 +0,0 @@
apiVersion: 1
providers:
# <string> an unique provider name. Required
- name: 'influxql'
# <int> Org id. Default to 1
orgId: 1
# <string> name of the dashboard folder.
folder: 'influxql'
# <string> folder UID. will be automatically generated if not specified
folderUid: ''
# <string> provider type. Default to 'file'
type: file
# <bool> disable dashboard deletion
disableDeletion: false
# <int> how often Grafana will scan for changed dashboards
updateIntervalSeconds: 10
# <bool> allow updating provisioned dashboards from the UI
allowUiUpdates: true
options:
# <string, required> path to dashboard files on disk. Required when using the 'file' type
path: /etc/grafana/provisioning/dashboards/influxql
# <bool> use folder names from filesystem to create folders in Grafana
foldersFromFilesStructure: true

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@@ -1,13 +0,0 @@
apiVersion: 1
datasources:
- name: influxdb
type: influxdb
isDefault: true
access: proxy
url: http://influxdb:8086
jsonData:
dbName: 'metrics'
httpHeaderName1: 'Authorization'
secureJsonData:
httpHeaderValue1: 'Token my-super-secret-auth-token'

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@@ -1,34 +0,0 @@
[global_tags]
[agent]
debug = true
quiet = false
interval = "60s"
round_interval = true
metric_batch_size = 1000
metric_buffer_limit = 10000
collection_jitter = "0s"
flush_interval = "10s"
flush_jitter = "0s"
precision = ""
hostname = "versitygw"
omit_hostname = false
[[outputs.file]]
files = ["stdout"]
[[outputs.influxdb_v2]]
urls = ["http://influxdb:8086"]
timeout = "5s"
token = "my-super-secret-auth-token"
organization = "myorg"
bucket = "metrics"
[[inputs.statsd]]
protocol = "udp4"
service_address = ":8125"
percentiles = [90]
metric_separator = "_"
datadog_extensions = false
allowed_pending_messages = 10000
percentile_limit = 1000

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@@ -1,6 +0,0 @@
#!/usr/bin/env bash
. ./aws_env_setup.sh
aws s3 mb s3://test
aws s3 cp docker-compose.yml s3://test/test.yaml

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