2.59

fix https://github.com/chrislusf/seaweedfs/issues/2195

.github/workflows/container_latest.yml

@@ -0,0 +1,114 @@
+name: Build Latest Containers
+on:
+  push:
+    branches:
+      - master
+  workflow_dispatch: []
+
+jobs:
+  build-latest:
+    runs-on: [ubuntu-latest]
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Docker meta
+        id: docker_meta
+        uses: crazy-max/ghaction-docker-meta@v2
+        with:
+          images: |
+            chrislusf/seaweedfs
+            ghcr.io/chrislusf/seaweedfs
+          tags: |
+            type=raw,value=latest
+          labels: |
+            org.opencontainers.image.title=seaweedfs
+            org.opencontainers.image.vendor=Chris Lu
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          buildkitd-flags: "--debug"
+      -
+        name: Login to Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      -
+        name: Login to GHCR
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ secrets.GHCR_USERNAME }}
+          password: ${{ secrets.GHCR_TOKEN }}
+      -
+        name: Build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          push: ${{ github.event_name != 'pull_request' }}
+          file: ./docker/Dockerfile
+          platforms: linux/amd64
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}
+
+  build-dev:
+    runs-on: [ubuntu-latest]
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Docker meta
+        id: docker_meta
+        uses: crazy-max/ghaction-docker-meta@v2
+        with:
+          images: |
+            chrislusf/seaweedfs
+            ghcr.io/chrislusf/seaweedfs
+          tags: |
+            type=raw,value=dev
+          labels: |
+            org.opencontainers.image.title=seaweedfs
+            org.opencontainers.image.description=SeaweedFS is a distributed storage system for blobs, objects, files, and data lake, to store and serve billions of files fast!
+            org.opencontainers.image.vendor=Chris Lu
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          buildkitd-flags: "--debug"
+      -
+        name: Login to Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      -
+        name: Login to GHCR
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ secrets.GHCR_USERNAME }}
+          password: ${{ secrets.GHCR_TOKEN }}
+      -
+        name: Build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          push: ${{ github.event_name != 'pull_request' }}
+          file: ./docker/Dockerfile.go_build
+          platforms: linux/amd64
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}

.github/workflows/container_release.yml

@@ -0,0 +1,118 @@
+name: Build Release Containers
+on:
+  push:
+    tags:
+      - '*'
+  workflow_dispatch: []
+
+jobs:
+  build-default:
+    runs-on: [ubuntu-latest]
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Docker meta
+        id: docker_meta
+        uses: crazy-max/ghaction-docker-meta@v2
+        with:
+          images: |
+            chrislusf/seaweedfs
+            ghcr.io/chrislusf/seaweedfs
+          tags: |
+            type=ref,event=tag
+          flavor: |
+            latest=false
+          labels: |
+            org.opencontainers.image.title=seaweedfs
+            org.opencontainers.image.description=SeaweedFS is a distributed storage system for blobs, objects, files, and data lake, to store and serve billions of files fast!
+            org.opencontainers.image.vendor=Chris Lu
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          buildkitd-flags: "--debug"
+      -
+        name: Login to Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      -
+        name: Login to GHCR
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ secrets.GHCR_USERNAME }}
+          password: ${{ secrets.GHCR_TOKEN }}
+      -
+        name: Build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          push: ${{ github.event_name != 'pull_request' }}
+          file: ./docker/Dockerfile.go_build
+          platforms: linux/amd64
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}
+  build-large:
+    runs-on: [ubuntu-latest]
+    steps:
+      -
+        name: Checkout
+        uses: actions/checkout@v2
+      -
+        name: Docker meta
+        id: docker_meta
+        uses: crazy-max/ghaction-docker-meta@v2
+        with:
+          images: |
+            chrislusf/seaweedfs
+            ghcr.io/chrislusf/seaweedfs
+          tags: |
+            type=ref,event=tag,suffix=_large_disk
+          flavor: |
+            latest=false
+          labels: |
+            org.opencontainers.image.title=seaweedfs
+            org.opencontainers.image.description=SeaweedFS is a distributed storage system for blobs, objects, files, and data lake, to store and serve billions of files fast!
+            org.opencontainers.image.vendor=Chris Lu
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v1
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+        with:
+          buildkitd-flags: "--debug"
+      -
+        name: Login to Docker Hub
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      -
+        name: Login to GHCR
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ secrets.GHCR_USERNAME }}
+          password: ${{ secrets.GHCR_TOKEN }}
+      -
+        name: Build
+        uses: docker/build-push-action@v2
+        with:
+          context: ./docker
+          push: ${{ github.event_name != 'pull_request' }}
+          file: ./docker/Dockerfile.go_build_large
+          platforms: linux/amd64
+          tags: ${{ steps.docker_meta.outputs.tags }}
+          labels: ${{ steps.docker_meta.outputs.labels }}

.github/workflows/release.yml

@@ -33,8 +33,9 @@ jobs:
         run: echo BUILD_TIME=$(date -u +%Y-%m-%d-%H-%M) >> ${GITHUB_ENV}
 
       - name: Go Release Binaries
-        uses: wangyoucao577/go-release-action@v1.14
+        uses: wangyoucao577/go-release-action@v1.17
         with:
+          goversion: 1.16
           github_token: ${{ secrets.GITHUB_TOKEN }}
           goos: ${{ matrix.goos }}
           goarch: ${{ matrix.goarch }}
@@ -49,8 +50,9 @@ jobs:
           asset_name: "weed-large-disk-${{ env.BUILD_TIME }}-${{ matrix.goos }}-${{ matrix.goarch }}"
 
       - name: Go Release Binaries
-        uses: wangyoucao577/go-release-action@v1.14
+        uses: wangyoucao577/go-release-action@v1.17
         with:
+          goversion: 1.16
           github_token: ${{ secrets.GITHUB_TOKEN }}
           goos: ${{ matrix.goos }}
           goarch: ${{ matrix.goarch }}

.travis.yml

@@ -1,7 +1,6 @@
 sudo: false
 language: go
 go:
-  - 1.15.x
   - 1.16.x
 
 before_install:

README.md

@@ -3,10 +3,10 @@
 
 [![Slack](https://img.shields.io/badge/slack-purple)](https://join.slack.com/t/seaweedfs/shared_invite/enQtMzI4MTMwMjU2MzA3LTEyYzZmZWYzOGQ3MDJlZWMzYmI0OTE4OTJiZjJjODBmMzUxNmYwODg0YjY3MTNlMjBmZDQ1NzQ5NDJhZWI2ZmY)
 [![Twitter](https://img.shields.io/twitter/follow/seaweedfs.svg?style=social&label=Follow)](https://twitter.com/intent/follow?screen_name=seaweedfs)
-[![Build Status](https://travis-ci.org/chrislusf/seaweedfs.svg?branch=master)](https://travis-ci.org/chrislusf/seaweedfs)
+[![Build Status](https://travis-ci.com/chrislusf/seaweedfs.svg?branch=master)](https://travis-ci.com/chrislusf/seaweedfs)
 [![GoDoc](https://godoc.org/github.com/chrislusf/seaweedfs/weed?status.svg)](https://godoc.org/github.com/chrislusf/seaweedfs/weed)
 [![Wiki](https://img.shields.io/badge/docs-wiki-blue.svg)](https://github.com/chrislusf/seaweedfs/wiki)
-[![Docker Pulls](https://img.shields.io/docker/pulls/chrislusf/seaweedfs.svg?maxAge=4800)](https://hub.docker.com/r/chrislusf/seaweedfs/)
+[![Docker Pulls](https://img.shields.io/docker/pulls/chrislusf/seaweedfs?maxAge=4800)](https://hub.docker.com/r/chrislusf/seaweedfs/)
 [![SeaweedFS on Maven Central](https://img.shields.io/maven-central/v/com.github.chrislusf/seaweedfs-client)](https://search.maven.org/search?q=g:com.github.chrislusf)
 
 
@@ -44,7 +44,8 @@ Your support will be really appreciated by me and other supporters!
 - [SeaweedFS Mailing List](https://groups.google.com/d/forum/seaweedfs)
 - [Wiki Documentation](https://github.com/chrislusf/seaweedfs/wiki)
 - [SeaweedFS White Paper](https://github.com/chrislusf/seaweedfs/wiki/SeaweedFS_Architecture.pdf)
-- [SeaweedFS Introduction Slides](https://www.slideshare.net/chrislusf/seaweedfs-introduction)
+- [SeaweedFS Introduction Slides 2021.5](https://docs.google.com/presentation/d/1DcxKWlINc-HNCjhYeERkpGXXm6nTCES8mi2W5G0Z4Ts/edit?usp=sharing)
+- [SeaweedFS Introduction Slides 2019.3](https://www.slideshare.net/chrislusf/seaweedfs-introduction)
 
 Table of Contents
 =================
@@ -68,12 +69,16 @@ Table of Contents
 * [License](#license)
 
 
-## Quick Start ##
+## Quick Start with single binary ##
 * Download the latest binary from https://github.com/chrislusf/seaweedfs/releases and unzip a single binary file `weed` or `weed.exe`
 * Run `weed server -dir=/some/data/dir -s3` to start one master, one volume server, one filer, and one S3 gateway.
 
 Also, to increase capacity, just add more volume servers by running `weed volume -dir="/some/data/dir2" -mserver="<master_host>:9333" -port=8081` locally, or on a different machine, or on thousands of machines. That is it!
 
+## Quick Start for S3 API on Docker ##
+
+`docker run -p 8333:8333 chrislusf/seaweedfs server -s3`
+
 ## Introduction ##
 
 SeaweedFS is a simple and highly scalable distributed file system. There are two objectives:
@@ -88,13 +93,6 @@ and these volume servers manage files and their metadata.
 This relieves concurrency pressure from the central master and spreads file metadata into volume servers, 
 allowing faster file access (O(1), usually just one disk read operation).
 
-SeaweedFS can transparently integrate with the cloud. 
-With hot data on local cluster, and warm data on the cloud with O(1) access time, 
-SeaweedFS can achieve both fast local access time and elastic cloud storage capacity. 
-What's more, the cloud storage access API cost is minimized. 
-Faster and Cheaper than direct cloud storage!
-Signup for future managed SeaweedFS cluster offering at "seaweedfilesystem at gmail dot com".
-
 There is only 40 bytes of disk storage overhead for each file's metadata. 
 It is so simple with O(1) disk reads that you are welcome to challenge the performance with your actual use cases.
 
@@ -104,12 +102,18 @@ Also, SeaweedFS implements erasure coding with ideas from
 
 On top of the object store, optional [Filer] can support directories and POSIX attributes. 
 Filer is a separate linearly-scalable stateless server with customizable metadata stores, 
-e.g., MySql, Postgres, Redis, Cassandra, HBase, Mongodb, Elastic Search, LevelDB, RocksDB, MemSql, TiDB, Etcd, CockroachDB, etc.
+e.g., MySql, Postgres, Redis, Cassandra, HBase, Mongodb, Elastic Search, LevelDB, RocksDB, Sqlite, MemSql, TiDB, Etcd, CockroachDB, etc.
 
 For any distributed key value stores, the large values can be offloaded to SeaweedFS. 
 With the fast access speed and linearly scalable capacity, 
 SeaweedFS can work as a distributed [Key-Large-Value store][KeyLargeValueStore].
 
+SeaweedFS can transparently integrate with the cloud. 
+With hot data on local cluster, and warm data on the cloud with O(1) access time, 
+SeaweedFS can achieve both fast local access time and elastic cloud storage capacity.
+What's more, the cloud storage access API cost is minimized. 
+Faster and Cheaper than direct cloud storage!
+
 [Back to TOC](#table-of-contents)
 
 ## Additional Features ##
@@ -395,7 +399,7 @@ The architectures are mostly the same. SeaweedFS aims to store and read files fa
 
 * SeaweedFS optimizes for small files, ensuring O(1) disk seek operation, and can also handle large files.
 * SeaweedFS statically assigns a volume id for a file. Locating file content becomes just a lookup of the volume id, which can be easily cached.
-* SeaweedFS Filer metadata store can be any well-known and proven data stores, e.g., Redis, Cassandra, HBase, Mongodb, Elastic Search, MySql, Postgres, MemSql, TiDB, CockroachDB, Etcd etc, and is easy to customized.
+* SeaweedFS Filer metadata store can be any well-known and proven data stores, e.g., Redis, Cassandra, HBase, Mongodb, Elastic Search, MySql, Postgres, Sqlite, MemSql, TiDB, CockroachDB, Etcd etc, and is easy to customized.
 * SeaweedFS Volume server also communicates directly with clients via HTTP, supporting range queries, direct uploads, etc.
 
 | System         | File Metadata                   | File Content Read| POSIX  | REST API | Optimized for large number of small files |
@@ -433,11 +437,11 @@ SeaweedFS has a centralized master group to look up free volumes, while Ceph use
 
 Same as SeaweedFS, Ceph is also based on the object store RADOS. Ceph is rather complicated with mixed reviews.
 
-Ceph uses CRUSH hashing to automatically manage the data placement, which is efficient to locate the data. But the data has to be placed according to the CRUSH algorithm. Any wrong configuration would cause data loss. SeaweedFS places data by assigning them to any writable volumes. If writes to one volume failed, just pick another volume to write. Adding more volumes are also as simple as it can be.
+Ceph uses CRUSH hashing to automatically manage the data placement, which is efficient to locate the data. But the data has to be placed according to the CRUSH algorithm. Any wrong configuration would cause data loss. Topology changes, such as adding new servers to increase capacity, will cause data migration with high IO cost to fit the CRUSH algorithm. SeaweedFS places data by assigning them to any writable volumes. If writes to one volume failed, just pick another volume to write. Adding more volumes are also as simple as it can be.
 
 SeaweedFS is optimized for small files. Small files are stored as one continuous block of content, with at most 8 unused bytes between files. Small file access is O(1) disk read.
 
-SeaweedFS Filer uses off-the-shelf stores, such as MySql, Postgres, Mongodb, Redis, Elastic Search, Cassandra, HBase, MemSql, TiDB, CockroachCB, Etcd, to manage file directories. These stores are proven, scalable, and easier to manage.
+SeaweedFS Filer uses off-the-shelf stores, such as MySql, Postgres, Sqlite, Mongodb, Redis, Elastic Search, Cassandra, HBase, MemSql, TiDB, CockroachCB, Etcd, to manage file directories. These stores are proven, scalable, and easier to manage.
 
 | SeaweedFS         | comparable to Ceph | advantage |
 | -------------  | ------------- | ---------------- |

docker/Dockerfile.go_build

@@ -1,5 +1,5 @@
-FROM frolvlad/alpine-glibc as builder
-RUN apk add git go g++ fuse
+FROM amd64/golang:1.16-alpine as builder
+RUN apk add git g++ fuse
 RUN mkdir -p /go/src/github.com/chrislusf/
 RUN git clone https://github.com/chrislusf/seaweedfs /go/src/github.com/chrislusf/seaweedfs
 ARG BRANCH=${BRANCH:-master}
@@ -10,7 +10,7 @@ RUN cd /go/src/github.com/chrislusf/seaweedfs/weed \
 
 FROM alpine AS final
 LABEL author="Chris Lu"
-COPY --from=builder /root/go/bin/weed /usr/bin/
+COPY --from=builder /go/bin/weed /usr/bin/
 RUN mkdir -p /etc/seaweedfs
 COPY --from=builder /go/src/github.com/chrislusf/seaweedfs/docker/filer.toml /etc/seaweedfs/filer.toml
 COPY --from=builder /go/src/github.com/chrislusf/seaweedfs/docker/entrypoint.sh /entrypoint.sh

docker/Dockerfile.go_build_large

@@ -1,5 +1,5 @@
-FROM frolvlad/alpine-glibc as builder
-RUN apk add git go g++ fuse
+FROM amd64/golang:1.16-alpine as builder
+RUN apk add git g++ fuse
 RUN mkdir -p /go/src/github.com/chrislusf/
 RUN git clone https://github.com/chrislusf/seaweedfs /go/src/github.com/chrislusf/seaweedfs
 ARG BRANCH=${BRANCH:-master}
@@ -10,7 +10,7 @@ RUN cd /go/src/github.com/chrislusf/seaweedfs/weed \
 
 FROM alpine AS final
 LABEL author="Chris Lu"
-COPY --from=builder /root/go/bin/weed /usr/bin/
+COPY --from=builder /go/bin/weed /usr/bin/
 RUN mkdir -p /etc/seaweedfs
 COPY --from=builder /go/src/github.com/chrislusf/seaweedfs/docker/filer.toml /etc/seaweedfs/filer.toml
 COPY --from=builder /go/src/github.com/chrislusf/seaweedfs/docker/entrypoint.sh /entrypoint.sh

docker/Makefile

@@ -5,7 +5,9 @@ all: gen
 gen: dev
 
 binary:
-	cd ../weed; CGO_ENABLED=0 GOOS=linux go build -ldflags "-extldflags -static"; mv weed ../docker/
+	export SWCOMMIT=$(shell git rev-parse --short HEAD)
+	export SWLDFLAGS="-X github.com/chrislusf/seaweedfs/weed/util.COMMIT=$(SWCOMMIT)"
+	cd ../weed; CGO_ENABLED=0 GOOS=linux go build -ldflags "-extldflags -static $(SWLDFLAGS)"; mv weed ../docker/
 
 build: binary
 	docker build --no-cache -t chrislusf/seaweedfs:local -f Dockerfile.local .
@@ -23,6 +25,9 @@ dev_tls: build certstrap
 dev_mount: build
 	docker-compose -f compose/local-mount-compose.yml -p seaweedfs up
 
+run_image: build
+	docker run --rm -ti --device /dev/fuse --cap-add SYS_ADMIN --entrypoint /bin/sh chrislusf/seaweedfs:local
+
 profile_mount: build
 	docker-compose -f compose/local-mount-profile-compose.yml -p seaweedfs up
 

docker/compose/local-mount-compose.yml

@@ -38,7 +38,7 @@ services:
   mount_2:
     image: chrislusf/seaweedfs:local
     privileged: true
-    entrypoint: '/bin/sh -c "mkdir -p t2 && mkdir -p cache/t2 && weed -v=4  mount -filer=filer:8888 -cacheDir=./cache/t2 -dir=./t2 -filer.path=/c1 -volumeServerAcess=publicUrl"'
+    entrypoint: '/bin/sh -c "mkdir -p t2 && mkdir -p cache/t2 && weed -v=4  mount -filer=filer:8888 -cacheDir=./cache/t2 -dir=./t2 -filer.path=/c1"'
     depends_on:
       - master
       - volume

docker/compose/local-mount-profile-compose.yml

@@ -40,7 +40,7 @@ services:
       - fuse
     volumes:
       - /Volumes/mobile_disk/99:/data
-    entrypoint: '/bin/sh -c "mkdir -p t1 && weed mount -filer=filer:8888 -dir=./t1 -cacheCapacityMB=0 -memprofile=/data/mount.mem.pprof"'
+    entrypoint: '/bin/sh -c "mkdir -p t1 && weed -v=4 mount -filer=filer:8888 -dir=./t1 -cacheCapacityMB=0 -memprofile=/data/mount.mem.pprof"'
     depends_on:
       - master
       - volume

docker/compose/local-s3tests-compose.yml

@@ -38,7 +38,7 @@ services:
       S3TEST_CONF: "s3tests.conf"
       NOSETESTS_OPTIONS: "--verbose --logging-level=ERROR --with-xunit --failure-detail s3tests_boto3.functional.test_s3"
       NOSETESTS_ATTR: "!tagging,!fails_on_aws,!encryption,!bucket-policy,!versioning,!fails_on_rgw,!bucket-policy,!fails_with_subdomain,!policy_status,!object-lock,!lifecycle,!cors,!user-policy"
-      NOSETESTS_EXCLUDE: "(bucket_list_delimiter_basic|bucket_listv2_delimiter_basic|bucket_listv2_encoding_basic|bucket_list_encoding_basic|bucket_list_delimiter_prefix|bucket_listv2_delimiter_prefix_ends_with_delimiter|bucket_list_delimiter_prefix_ends_with_delimiter|bucket_list_delimiter_alt|bucket_listv2_delimiter_alt|bucket_list_delimiter_prefix_underscore|bucket_list_delimiter_percentage|bucket_listv2_delimiter_percentage|bucket_list_delimiter_whitespace|bucket_listv2_delimiter_whitespace|bucket_list_delimiter_dot|bucket_listv2_delimiter_dot|bucket_list_delimiter_unreadable|bucket_listv2_delimiter_unreadable|bucket_listv2_fetchowner_defaultempty|bucket_listv2_fetchowner_empty|bucket_list_prefix_delimiter_alt|bucket_listv2_prefix_delimiter_alt|bucket_list_prefix_delimiter_prefix_not_exist|bucket_listv2_prefix_delimiter_prefix_not_exist|bucket_list_prefix_delimiter_delimiter_not_exist|bucket_listv2_prefix_delimiter_delimiter_not_exist|bucket_list_prefix_delimiter_prefix_delimiter_not_exist|bucket_listv2_prefix_delimiter_prefix_delimiter_not_exist|bucket_list_maxkeys_none|bucket_listv2_maxkeys_none|bucket_list_maxkeys_invalid|bucket_listv2_continuationtoken_empty|bucket_list_return_data|bucket_list_objects_anonymous|bucket_listv2_objects_anonymous|bucket_notexist|bucketv2_notexist|bucket_delete_nonempty|bucket_concurrent_set_canned_acl|object_write_to_nonexist_bucket|object_requestid_matches_header_on_error|object_write_cache_control|object_write_expires|object_set_get_metadata_none_to_good|object_set_get_metadata_none_to_empty|object_set_get_metadata_overwrite_to_empty|post_object_anonymous_request|post_object_authenticated_request|post_object_authenticated_no_content_type|post_object_authenticated_request_bad_access_key|post_object_set_success_code|post_object_set_invalid_success_code|post_object_upload_larger_than_chunk|post_object_set_key_from_filename|post_object_ignored_header|post_object_case_insensitive_condition_fields|post_object_escaped_field_values|post_object_success_redirect_action|post_object_invalid_signature|post_object_invalid_access_key|post_object_missing_policy_condition|post_object_user_specified_header|post_object_request_missing_policy_specified_field|post_object_expired_policy|post_object_invalid_request_field_value|get_object_ifmatch_failed|get_object_ifunmodifiedsince_good|put_object_ifmatch_failed|object_raw_get_bucket_gone|object_delete_key_bucket_gone|object_raw_get_bucket_acl|object_raw_get_object_acl|object_raw_response_headers|object_raw_authenticated_bucket_gone|object_raw_get_x_amz_expires_out_max_range|object_raw_get_x_amz_expires_out_positive_range|object_anon_put_write_access|object_raw_put_authenticated_expired|bucket_create_exists|bucket_create_naming_bad_short_one|bucket_create_naming_bad_short_two|bucket_get_location|bucket_acl_default|bucket_acl_canned|bucket_acl_canned_publicreadwrite|bucket_acl_canned_authenticatedread|object_acl_default|object_acl_canned_during_create|object_acl_canned|object_acl_canned_publicreadwrite|object_acl_canned_authenticatedread|object_acl_canned_bucketownerread|object_acl_canned_bucketownerfullcontrol|object_acl_full_control_verify_attributes|bucket_acl_canned_private_to_private|bucket_acl_grant_nonexist_user|bucket_acl_no_grants|bucket_acl_grant_email_not_exist|bucket_acl_revoke_all|bucket_recreate_not_overriding|object_copy_verify_contenttype|object_copy_to_itself_with_metadata|object_copy_not_owned_bucket|object_copy_not_owned_object_bucket|object_copy_retaining_metadata|object_copy_replacing_metadata|multipart_upload_empty|multipart_copy_invalid_range|multipart_copy_special_names|multipart_upload_resend_part|multipart_upload_size_too_small|abort_multipart_upload_not_found|multipart_upload_missing_part|multipart_upload_incorrect_etag|100_continue|ranged_request_invalid_range|ranged_request_empty_object|access_bucket)"
+      NOSETESTS_EXCLUDE: "(bucket_list_delimiter_basic|bucket_listv2_delimiter_basic|bucket_listv2_encoding_basic|bucket_list_encoding_basic|bucket_list_delimiter_prefix|bucket_listv2_delimiter_prefix_ends_with_delimiter|bucket_list_delimiter_prefix_ends_with_delimiter|bucket_list_delimiter_alt|bucket_listv2_delimiter_alt|bucket_list_delimiter_prefix_underscore|bucket_list_delimiter_percentage|bucket_listv2_delimiter_percentage|bucket_list_delimiter_whitespace|bucket_listv2_delimiter_whitespace|bucket_list_delimiter_dot|bucket_listv2_delimiter_dot|bucket_list_delimiter_unreadable|bucket_listv2_delimiter_unreadable|bucket_listv2_fetchowner_defaultempty|bucket_listv2_fetchowner_empty|bucket_list_prefix_delimiter_alt|bucket_listv2_prefix_delimiter_alt|bucket_list_prefix_delimiter_prefix_not_exist|bucket_listv2_prefix_delimiter_prefix_not_exist|bucket_list_prefix_delimiter_delimiter_not_exist|bucket_listv2_prefix_delimiter_delimiter_not_exist|bucket_list_prefix_delimiter_prefix_delimiter_not_exist|bucket_listv2_prefix_delimiter_prefix_delimiter_not_exist|bucket_list_maxkeys_none|bucket_listv2_maxkeys_none|bucket_list_maxkeys_invalid|bucket_listv2_continuationtoken_empty|bucket_list_return_data|bucket_list_objects_anonymous|bucket_listv2_objects_anonymous|bucket_notexist|bucketv2_notexist|bucket_delete_nonempty|bucket_concurrent_set_canned_acl|object_write_to_nonexist_bucket|object_requestid_matches_header_on_error|object_set_get_metadata_none_to_good|object_set_get_metadata_none_to_empty|object_set_get_metadata_overwrite_to_empty|post_object_anonymous_request|post_object_authenticated_request|post_object_authenticated_no_content_type|post_object_authenticated_request_bad_access_key|post_object_set_success_code|post_object_set_invalid_success_code|post_object_upload_larger_than_chunk|post_object_set_key_from_filename|post_object_ignored_header|post_object_case_insensitive_condition_fields|post_object_escaped_field_values|post_object_success_redirect_action|post_object_invalid_signature|post_object_invalid_access_key|post_object_missing_policy_condition|post_object_user_specified_header|post_object_request_missing_policy_specified_field|post_object_expired_policy|post_object_invalid_request_field_value|get_object_ifunmodifiedsince_good|put_object_ifmatch_failed|object_raw_get_bucket_gone|object_delete_key_bucket_gone|object_raw_get_bucket_acl|object_raw_get_object_acl|object_raw_response_headers|object_raw_authenticated_bucket_gone|object_raw_get_x_amz_expires_out_max_range|object_raw_get_x_amz_expires_out_positive_range|object_anon_put_write_access|object_raw_put_authenticated_expired|bucket_create_exists|bucket_create_naming_bad_short_one|bucket_create_naming_bad_short_two|bucket_get_location|bucket_acl_default|bucket_acl_canned|bucket_acl_canned_publicreadwrite|bucket_acl_canned_authenticatedread|object_acl_default|object_acl_canned_during_create|object_acl_canned|object_acl_canned_publicreadwrite|object_acl_canned_authenticatedread|object_acl_canned_bucketownerread|object_acl_canned_bucketownerfullcontrol|object_acl_full_control_verify_attributes|bucket_acl_canned_private_to_private|bucket_acl_grant_nonexist_user|bucket_acl_no_grants|bucket_acl_grant_email_not_exist|bucket_acl_revoke_all|bucket_recreate_not_overriding|object_copy_verify_contenttype|object_copy_to_itself_with_metadata|object_copy_not_owned_bucket|object_copy_not_owned_object_bucket|object_copy_retaining_metadata|object_copy_replacing_metadata|multipart_upload_empty|multipart_copy_invalid_range|multipart_copy_special_names|multipart_upload_resend_part|multipart_upload_size_too_small|abort_multipart_upload_not_found|multipart_upload_missing_part|multipart_upload_incorrect_etag|100_continue|ranged_request_invalid_range|ranged_request_empty_object|access_bucket)"
     depends_on:
       - master
       - volume

go.mod

@@ -1,13 +1,10 @@
 module github.com/chrislusf/seaweedfs
 
-go 1.12
+go 1.16
 
 require (
-	cloud.google.com/go v0.58.0 // indirect
 	cloud.google.com/go/pubsub v1.3.1
 	cloud.google.com/go/storage v1.9.0
-	github.com/Azure/azure-amqp-common-go/v2 v2.1.0 // indirect
-	github.com/Azure/azure-pipeline-go v0.2.2 // indirect
 	github.com/Azure/azure-storage-blob-go v0.9.0
 	github.com/OneOfOne/xxhash v1.2.2
 	github.com/Shopify/sarama v1.23.1
@@ -15,7 +12,7 @@ require (
 	github.com/buraksezer/consistent v0.0.0-20191006190839-693edf70fd72
 	github.com/bwmarrin/snowflake v0.3.0
 	github.com/cespare/xxhash v1.1.0
-	github.com/chrislusf/raft v1.0.6
+	github.com/chrislusf/raft v1.0.7
 	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/dgrijalva/jwt-go v3.2.0+incompatible
 	github.com/disintegration/imaging v1.6.2
@@ -34,7 +31,7 @@ require (
 	github.com/gocql/gocql v0.0.0-20190829130954-e163eff7a8c6
 	github.com/gogo/protobuf v1.2.2-0.20190730201129-28a6bbf47e48 // indirect
 	github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e
-	github.com/golang/protobuf v1.4.2
+	github.com/golang/protobuf v1.4.3
 	github.com/google/btree v1.0.0
 	github.com/google/uuid v1.1.1
 	github.com/gorilla/mux v1.7.4
@@ -43,8 +40,7 @@ require (
 	github.com/grpc-ecosystem/grpc-gateway v1.11.0 // indirect
 	github.com/jcmturner/gofork v1.0.0 // indirect
 	github.com/jinzhu/copier v0.2.8
-	github.com/json-iterator/go v1.1.10
-	github.com/karlseguin/ccache v2.0.3+incompatible // indirect
+	github.com/json-iterator/go v1.1.11
 	github.com/karlseguin/ccache/v2 v2.0.7
 	github.com/klauspost/compress v1.10.9 // indirect
 	github.com/klauspost/cpuid v1.2.1 // indirect
@@ -52,17 +48,15 @@ require (
 	github.com/klauspost/reedsolomon v1.9.2
 	github.com/kurin/blazer v0.5.3
 	github.com/lib/pq v1.10.0
-	github.com/lunixbochs/vtclean v1.0.0 // indirect
 	github.com/magiconair/properties v1.8.1 // indirect
-	github.com/mattn/go-colorable v0.1.2 // indirect
 	github.com/mattn/go-runewidth v0.0.4 // indirect
 	github.com/olivere/elastic/v7 v7.0.19
 	github.com/peterh/liner v1.1.0
 	github.com/pierrec/lz4 v2.2.7+incompatible // indirect
-	github.com/prometheus/client_golang v1.3.0
-	github.com/rakyll/statik v0.1.7
+	github.com/pquerna/cachecontrol v0.1.0
+	github.com/prometheus/client_golang v1.11.0
 	github.com/rcrowley/go-metrics v0.0.0-20190826022208-cac0b30c2563 // indirect
-	github.com/seaweedfs/fuse v1.1.4
+	github.com/seaweedfs/fuse v1.1.8
 	github.com/seaweedfs/goexif v1.0.2
 	github.com/skip2/go-qrcode v0.0.0-20200617195104-da1b6568686e
 	github.com/spaolacci/murmur3 v1.1.0 // indirect
@@ -76,13 +70,11 @@ require (
 	github.com/tidwall/match v1.0.1
 	github.com/tsuna/gohbase v0.0.0-20201125011725-348991136365
 	github.com/valyala/bytebufferpool v1.0.0
-	github.com/valyala/fasthttp v1.20.0
 	github.com/viant/assertly v0.5.4 // indirect
 	github.com/viant/ptrie v0.3.0
 	github.com/viant/toolbox v0.33.2 // indirect
 	github.com/willf/bitset v1.1.10 // indirect
 	github.com/willf/bloom v2.0.3+incompatible
-	github.com/wsxiaoys/terminal v0.0.0-20160513160801-0940f3fc43a0 // indirect
 	go.etcd.io/etcd v3.3.15+incompatible
 	go.mongodb.org/mongo-driver v1.3.2
 	gocloud.dev v0.20.0
@@ -90,16 +82,14 @@ require (
 	gocloud.dev/pubsub/rabbitpubsub v0.20.0
 	golang.org/x/image v0.0.0-20200119044424-58c23975cae1 // indirect
 	golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb
-	golang.org/x/sync v0.0.0-20210220032951-036812b2e83c
-	golang.org/x/sys v0.0.0-20201022201747-fb209a7c41cd
-	golang.org/x/tools v0.0.0-20200608174601-1b747fd94509
+	golang.org/x/sys v0.0.0-20210603081109-ebe580a85c40
+	golang.org/x/tools v0.0.0-20201124115921-2c860bdd6e78
 	google.golang.org/api v0.26.0
 	google.golang.org/grpc v1.29.1
-	google.golang.org/protobuf v1.24.0
-	gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 // indirect
+	google.golang.org/protobuf v1.26.0-rc.1
 	gopkg.in/jcmturner/goidentity.v3 v3.0.0 // indirect
 	gopkg.in/jcmturner/gokrb5.v7 v7.3.0 // indirect
-	gopkg.in/karlseguin/expect.v1 v1.0.1 // indirect
+	modernc.org/sqlite v1.10.7
 )
 
 // replace github.com/seaweedfs/fuse => /Users/chris/go/src/github.com/seaweedfs/fuse

go.sum

@@ -5,7 +5,6 @@ cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSR
 cloud.google.com/go v0.39.0/go.mod h1:rVLT6fkc8chs9sfPtFc1SBH6em7n+ZoXaG+87tDISts=
 cloud.google.com/go v0.44.1/go.mod h1:iSa0KzasP4Uvy3f1mN/7PiObzGgflwredwwASm/v6AU=
 cloud.google.com/go v0.44.2/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
-cloud.google.com/go v0.44.3 h1:0sMegbmn/8uTwpNkB0q9cLEpZ2W5a6kl+wtBQgPWBJQ=
 cloud.google.com/go v0.44.3/go.mod h1:60680Gw3Yr4ikxnPRS/oxxkBccT6SA1yMk63TGekxKY=
 cloud.google.com/go v0.45.1/go.mod h1:RpBamKRgapWJb87xiFSdk4g1CME7QZg3uwTez+TSTjc=
 cloud.google.com/go v0.46.3/go.mod h1:a6bKKbmY7er1mI7TEI4lsAkts/mkhTSZK8w33B4RAg0=
@@ -41,34 +40,20 @@ cloud.google.com/go/storage v1.8.0/go.mod h1:Wv1Oy7z6Yz3DshWRJFhqM/UCfaWIRTdp0RX
 cloud.google.com/go/storage v1.9.0 h1:oXnZyBjHB6hC8TnSle0AWW6pGJ29EuSo5ww+SFmdNBg=
 cloud.google.com/go/storage v1.9.0/go.mod h1:m+/etGaqZbylxaNT876QGXqEHp4PR2Rq5GMqICWb9bU=
 contrib.go.opencensus.io/exporter/aws v0.0.0-20181029163544-2befc13012d0/go.mod h1:uu1P0UCM/6RbsMrgPa98ll8ZcHM858i/AD06a9aLRCA=
-contrib.go.opencensus.io/exporter/ocagent v0.5.0 h1:TKXjQSRS0/cCDrP7KvkgU6SmILtF/yV2TOs/02K/WZQ=
-contrib.go.opencensus.io/exporter/ocagent v0.5.0/go.mod h1:ImxhfLRpxoYiSq891pBrLVhN+qmP8BTVvdH2YLs7Gl0=
 contrib.go.opencensus.io/exporter/stackdriver v0.12.1/go.mod h1:iwB6wGarfphGGe/e5CWqyUk/cLzKnWsOKPVW3no6OTw=
 contrib.go.opencensus.io/integrations/ocsql v0.1.4/go.mod h1:8DsSdjz3F+APR+0z0WkU1aRorQCFfRxvqjUUPMbF3fE=
 contrib.go.opencensus.io/resource v0.1.1/go.mod h1:F361eGI91LCmW1I/Saf+rX0+OFcigGlFvXwEGEnkRLA=
 dmitri.shuralyov.com/gpu/mtl v0.0.0-20190408044501-666a987793e9/go.mod h1:H6x//7gZCb22OMCxBHrMx7a5I7Hp++hsVxbQ4BYO7hU=
-github.com/Azure/azure-amqp-common-go/v2 v2.1.0/go.mod h1:R8rea+gJRuJR6QxTir/XuEd+YuKoUiazDC/N96FiDEU=
 github.com/Azure/azure-amqp-common-go/v3 v3.0.0/go.mod h1:SY08giD/XbhTz07tJdpw1SoxQXHPN30+DI3Z04SYqyg=
-github.com/Azure/azure-pipeline-go v0.1.8/go.mod h1:XA1kFWRVhSK+KNFiOhfv83Fv8L9achrP7OxIzeTn1Yg=
-github.com/Azure/azure-pipeline-go v0.1.9/go.mod h1:XA1kFWRVhSK+KNFiOhfv83Fv8L9achrP7OxIzeTn1Yg=
-github.com/Azure/azure-pipeline-go v0.2.1 h1:OLBdZJ3yvOn2MezlWvbrBMTEUQC72zAftRZOMdj5HYo=
 github.com/Azure/azure-pipeline-go v0.2.1/go.mod h1:UGSo8XybXnIGZ3epmeBw7Jdz+HiUVpqIlpz/HKHylF4=
 github.com/Azure/azure-pipeline-go v0.2.2 h1:6oiIS9yaG6XCCzhgAgKFfIWyo4LLCiDhZot6ltoThhY=
 github.com/Azure/azure-pipeline-go v0.2.2/go.mod h1:4rQ/NZncSvGqNkkOsNpOU1tgoNuIlp9AfUH5G1tvCHc=
-github.com/Azure/azure-sdk-for-go v29.0.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
-github.com/Azure/azure-sdk-for-go v30.1.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
 github.com/Azure/azure-sdk-for-go v37.1.0+incompatible/go.mod h1:9XXNKU+eRnpl9moKnB4QOLf1HestfXbmab5FXxiDBjc=
-github.com/Azure/azure-service-bus-go v0.9.1/go.mod h1:yzBx6/BUGfjfeqbRZny9AQIbIe3AcV9WZbAdpkoXOa0=
 github.com/Azure/azure-service-bus-go v0.10.1/go.mod h1:E/FOceuKAFUfpbIJDKWz/May6guE+eGibfGT6q+n1to=
-github.com/Azure/azure-storage-blob-go v0.6.0/go.mod h1:oGfmITT1V6x//CswqY2gtAHND+xIP64/qL7a5QJix0Y=
-github.com/Azure/azure-storage-blob-go v0.8.0 h1:53qhf0Oxa0nOjgbDeeYPUeyiNmafAFEY95rZLK0Tj6o=
-github.com/Azure/azure-storage-blob-go v0.8.0/go.mod h1:lPI3aLPpuLTeUwh1sViKXFxwl2B6teiRqI0deQUvsw0=
 github.com/Azure/azure-storage-blob-go v0.9.0 h1:kORqvzXP8ORhKbW13FflGUaSE5CMyDWun9UwMxY8gPs=
 github.com/Azure/azure-storage-blob-go v0.9.0/go.mod h1:8UBPbiOhrMQ4pLPi3gA1tXnpjrS76UYE/fo5A40vf4g=
 github.com/Azure/go-amqp v0.12.6/go.mod h1:qApuH6OFTSKZFmCOxccvAv5rLizBQf4v8pRmG138DPo=
 github.com/Azure/go-amqp v0.12.7/go.mod h1:qApuH6OFTSKZFmCOxccvAv5rLizBQf4v8pRmG138DPo=
-github.com/Azure/go-autorest v12.0.0+incompatible h1:N+VqClcomLGD/sHb3smbSYYtNMgKpVV3Cd5r5i8z6bQ=
-github.com/Azure/go-autorest v12.0.0+incompatible/go.mod h1:r+4oMnoxhatjLLJ6zxSWATqVooLgysK6ZNox3g/xq24=
 github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
 github.com/Azure/go-autorest/autorest v0.9.3 h1:OZEIaBbMdUE/Js+BQKlpO81XlISgipr6yDJ+PSwsgi4=
 github.com/Azure/go-autorest/autorest v0.9.3/go.mod h1:GsRuLYvwzLjjjRoWEIyMUaYq8GNUx2nRB378IPt/1p0=
@@ -80,20 +65,22 @@ github.com/Azure/go-autorest/autorest/adal v0.8.3/go.mod h1:ZjhuQClTqx435SRJ2iMl
 github.com/Azure/go-autorest/autorest/azure/auth v0.4.2/go.mod h1:90gmfKdlmKgfjUpnCEpOJzsUEjrWDSLwHIG73tSXddM=
 github.com/Azure/go-autorest/autorest/azure/cli v0.3.1/go.mod h1:ZG5p860J94/0kI9mNJVoIoLgXcirM2gF5i2kWloofxw=
 github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
+github.com/Azure/go-autorest/autorest/date v0.2.0 h1:yW+Zlqf26583pE43KhfnhFcdmSWlm5Ew6bxipnr/tbM=
 github.com/Azure/go-autorest/autorest/date v0.2.0/go.mod h1:vcORJHLJEh643/Ioh9+vPmf1Ij9AEBM5FuBIXLmIy0g=
 github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
 github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
 github.com/Azure/go-autorest/autorest/mocks v0.3.0/go.mod h1:a8FDP3DYzQ4RYfVAxAN3SVSiiO77gL2j2ronKKP0syM=
 github.com/Azure/go-autorest/autorest/to v0.3.0/go.mod h1:MgwOyqaIuKdG4TL/2ywSsIWKAfJfgHDo8ObuUk3t5sA=
 github.com/Azure/go-autorest/autorest/validation v0.2.0/go.mod h1:3EEqHnBxQGHXRYq3HT1WyXAvT7LLY3tl70hw6tQIbjI=
+github.com/Azure/go-autorest/logger v0.1.0 h1:ruG4BSDXONFRrZZJ2GUXDiUyVpayPmb1GnWeHDdaNKY=
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@@ -180,7 +154,6 @@ github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e h1:Wf6HqHfScWJN9
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@@ -199,7 +172,6 @@ github.com/disintegration/imaging v1.6.2/go.mod h1:44/5580QXChDfwIclfc/PCwrr44am
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@@ -226,18 +198,15 @@ github.com/facebookgo/subset v0.0.0-20200203212716-c811ad88dec4/go.mod h1:5tD+ne
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@@ -249,6 +218,7 @@ github.com/go-kit/kit v0.8.0/go.mod h1:xBxKIO96dXMWWy0MnWVtmwkA9/13aqxPnvrjFYMA2
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@@ -256,8 +226,6 @@ github.com/go-logfmt/logfmt v0.5.0/go.mod h1:wCYkCAKZfumFQihp8CzCvQ3paCTfi41vtzG
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@@ -294,16 +262,12 @@ github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5x
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@@ -317,7 +281,6 @@ github.com/golang/mock v1.4.3 h1:GV+pQPG/EUUbkh47niozDcADz6go/dUwhVzdUQHIVRw=
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@@ -327,10 +290,10 @@ github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:x
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@@ -339,17 +302,15 @@ github.com/google/btree v0.0.0-20180813153112-4030bb1f1f0c/go.mod h1:lNA+9X1NB3Z
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@@ -370,8 +331,6 @@ github.com/google/subcommands v1.0.1/go.mod h1:ZjhPrFU+Olkh9WazFPsl27BQ4UPiG37m3
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@@ -386,20 +345,15 @@ github.com/gorilla/mux v1.7.3/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2z
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@@ -421,7 +375,6 @@ github.com/hashicorp/go-uuid v1.0.1/go.mod h1:6SBZvOh/SIDV7/2o3Jml5SYk/TvGqwFJ/b
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@@ -429,22 +382,18 @@ github.com/hashicorp/logutils v1.0.0/go.mod h1:QIAnNjmIWmVIIkWDTG1z5v++HQmx9WQRO
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@@ -453,33 +402,31 @@ github.com/jmespath/go-jmespath/internal/testify v1.5.1/go.mod h1:L3OGu8Wl2/fWfC
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@@ -615,7 +548,6 @@ github.com/openzipkin/zipkin-go v0.2.2/go.mod h1:NaW6tEwdmWMaCDZzg8sh+IBNOxHMPnh
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@@ -628,7 +560,6 @@ github.com/pierrec/lz4 v2.0.5+incompatible/go.mod h1:pdkljMzZIN41W+lC3N2tnIh5sFi
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@@ -773,15 +688,11 @@ github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5 h1:LnC5Kc
 github.com/tmc/grpc-websocket-proxy v0.0.0-20190109142713-0ad062ec5ee5/go.mod h1:ncp9v5uamzpCO7NfCPTXjqaC+bZgJeR0sMTm6dMHP7U=
 github.com/tsuna/gohbase v0.0.0-20201125011725-348991136365 h1:6iRwZdrFUzbcVYZwa8dXTIILGIxmmhjyUPJEcwzPGaU=
 github.com/tsuna/gohbase v0.0.0-20201125011725-348991136365/go.mod h1:zj0GJHGvyf1ed3Jm/Tb4830c/ZKDq+YoLsCt2rGQuT0=
-github.com/ugorji/go v1.1.4 h1:j4s+tAvLfL3bZyefP2SEWmhBzmuIlH/eqNuPdFPgngw=
 github.com/ugorji/go v1.1.4/go.mod h1:uQMGLiO92mf5W77hV/PUCpI3pbzQx3CRekS0kk+RGrc=
 github.com/urfave/cli v1.20.0/go.mod h1:70zkFmudgCuE/ngEzBv17Jvp/497gISqfk5gWijbERA=
 github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtXRu0=
 github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
 github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
-github.com/valyala/fasthttp v1.20.0 h1:olTmcnLQeZrkBc4TVgE/BatTo1NE/IvW050AuD8SW+U=
-github.com/valyala/fasthttp v1.20.0/go.mod h1:jjraHZVbKOXftJfsOYoAjaeygpj5hr8ermTRJNroD7A=
-github.com/valyala/tcplisten v0.0.0-20161114210144-ceec8f93295a/go.mod h1:v3UYOV9WzVtRmSR+PDvWpU/qWl4Wa5LApYYX4ZtKbio=
 github.com/viant/assertly v0.5.4 h1:5Hh4U3pLZa6uhCFAGpYOxck/8l9TZczEzoHNfJAhHEQ=
 github.com/viant/assertly v0.5.4/go.mod h1:aGifi++jvCrUaklKEKT0BU95igDNaqkvz+49uaYMPRU=
 github.com/viant/ptrie v0.3.0 h1:SDaRd7Gqr1+ItCNz0GpTxRdK21nOfqjV6YtBm9jGlMY=
@@ -804,7 +715,7 @@ github.com/xiang90/probing v0.0.0-20190116061207-43a291ad63a2/go.mod h1:UETIi67q
 github.com/xordataexchange/crypt v0.0.3-0.20170626215501-b2862e3d0a77/go.mod h1:aYKd//L2LvnjZzWKhF00oedf4jCCReLcmhLdhm1A27Q=
 github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
-go.etcd.io/bbolt v1.3.2 h1:Z/90sZLPOeCy2PwprqkFa25PdkusRzaj9P8zm/KNyvk=
+github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.etcd.io/bbolt v1.3.2/go.mod h1:IbVyRI1SCnLcuJnV2u8VeU0CEYM7e686BmAb1XKL+uU=
 go.etcd.io/bbolt v1.3.4 h1:hi1bXHMVrlQh6WwxAy+qZCV/SYIlqo+Ushwdpa4tAKg=
 go.etcd.io/bbolt v1.3.4/go.mod h1:G5EMThwa9y8QZGBClrRx5EY+Yw9kAhnjy3bSjsnlVTQ=
@@ -816,7 +727,6 @@ go.opencensus.io v0.15.0/go.mod h1:UffZAU+4sDEINUGP/B7UfBBkq4fqLu9zXAX7ke6CHW0=
 go.opencensus.io v0.20.1/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
 go.opencensus.io v0.20.2/go.mod h1:6WKK9ahsWS3RSO+PY9ZHZUfv2irvY6gN279GOPZjmmk=
 go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
-go.opencensus.io v0.22.0 h1:C9hSCOW830chIVkdja34wa6Ky+IzWllkUinR+BtRZd4=
 go.opencensus.io v0.22.0/go.mod h1:+kGneAE2xo2IficOXnaByMWTGM9T73dGwxeWcUqIpI8=
 go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
@@ -824,33 +734,24 @@ go.opencensus.io v0.22.4 h1:LYy1Hy3MJdrCdMwwzxA/dRok4ejH+RwNGbuoD9fCjto=
 go.opencensus.io v0.22.4/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
 go.opentelemetry.io/otel v0.15.0 h1:CZFy2lPhxd4HlhZnYK8gRyDotksO3Ip9rBweY1vVYJw=
 go.opentelemetry.io/otel v0.15.0/go.mod h1:e4GKElweB8W2gWUqbghw0B8t5MCTccc9212eNHnOHwA=
-go.uber.org/atomic v1.4.0 h1:cxzIVoETapQEqDhQu3QfnvXAV4AlzcvUCxkVUFw3+EU=
 go.uber.org/atomic v1.4.0/go.mod h1:gD2HeocX3+yG+ygLZcrzQJaqmWj9AIm7n08wl/qW/PE=
 go.uber.org/atomic v1.5.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
 go.uber.org/atomic v1.6.0 h1:Ezj3JGmsOnG1MoRWQkPBsKLe9DwWD9QeXzTRzzldNVk=
 go.uber.org/atomic v1.6.0/go.mod h1:sABNBOSYdrvTF6hTgEIbc7YasKWGhgEQZyfxyTvoXHQ=
-go.uber.org/multierr v1.1.0 h1:HoEmRHQPVSqub6w2z2d2EOVs2fjyFRGyofhKuyDq0QI=
 go.uber.org/multierr v1.1.0/go.mod h1:wR5kodmAFQ0UK8QlbwjlSNy0Z68gJhDJUG5sjR94q/0=
 go.uber.org/multierr v1.3.0/go.mod h1:VgVr7evmIr6uPjLBxg28wmKNXyqE9akIJ5XnfpiKl+4=
 go.uber.org/multierr v1.5.0 h1:KCa4XfM8CWFCpxXRGok+Q0SS/0XBhMDbHHGABQLvD2A=
 go.uber.org/multierr v1.5.0/go.mod h1:FeouvMocqHpRaaGuG9EjoKcStLC43Zu/fmqdUMPcKYU=
 go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee h1:0mgffUl7nfd+FpvXMVz4IDEaUSmT1ysygQC7qYo7sG4=
 go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9Ejo0C68/HhF8uaILCdgjnY+goOA=
-go.uber.org/zap v1.10.0 h1:ORx85nbTijNz8ljznvCMR1ZBIPKFn3jQrag10X2AsuM=
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
 go.uber.org/zap v1.14.1 h1:nYDKopTbvAPq/NrUVZwT15y2lpROBiLLyoRTbXOYWOo=
 go.uber.org/zap v1.14.1/go.mod h1:Mb2vm2krFEG5DV0W9qcHBYFtp/Wku1cvYaqPsS/WYfc=
-gocloud.dev v0.16.0 h1:hWeaQWxamGerwsU7B9xSWvUjx0p7TwG8fcHro2TzbbM=
-gocloud.dev v0.16.0/go.mod h1:xWGXD8t7bEhqPIuyAUFyXV9qHn+PvEY2F2GKPh7i/O0=
 gocloud.dev v0.20.0 h1:mbEKMfnyPV7W1Rj35R1xXfjszs9dXkwSOq2KoFr25g8=
 gocloud.dev v0.20.0/go.mod h1:+Y/RpSXrJthIOM8uFNzWp6MRu9pFPNFEEZrQMxpkfIc=
-gocloud.dev/pubsub/natspubsub v0.16.0 h1:MoBGXULDzb1fVaZsGWO5cUCgr6yoI/DHhau8OPGaGEI=
-gocloud.dev/pubsub/natspubsub v0.16.0/go.mod h1:0n7pT7PkLMClBUHDrOkHfOFVr/o/6kawNMwsyAbwadI=
 gocloud.dev/pubsub/natspubsub v0.20.0 h1:DsOXYKfcSTh0SHKwuhpQAJmPLDj3+ARvYgBIupVPClE=
 gocloud.dev/pubsub/natspubsub v0.20.0/go.mod h1:Zh7v7Q1DZjAoBwsavZLdvinMIO1eYE0PJTllMuX3VGA=
-gocloud.dev/pubsub/rabbitpubsub v0.16.0 h1:Bkv2njMSl2tmT3tGbvbwpiIDAXBIpqzP9dmts+rhD4E=
-gocloud.dev/pubsub/rabbitpubsub v0.16.0/go.mod h1:JJVdUUIqwgaaMJg/1xHQza0g4sI/4KHHSNiGE+pn4JM=
 gocloud.dev/pubsub/rabbitpubsub v0.20.0 h1:hwupxLvWG8jTPNQ+9Q/YWZzyMagL9blTwWYYhoW4pco=
 gocloud.dev/pubsub/rabbitpubsub v0.20.0/go.mod h1:xYCXmI3ixWuCW4s1KqyZpgKT90MMjdXdMlb0Kgmd7TM=
 golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
@@ -861,13 +762,10 @@ golang.org/x/crypto v0.0.0-20190404164418-38d8ce5564a5/go.mod h1:WFFai1msRO1wXaE
 golang.org/x/crypto v0.0.0-20190422162423-af44ce270edf/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190530122614-20be4c3c3ed5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5 h1:58fnuSXlxZmFdJyvtTFVmVhcMLU6v5fEb/ok4wyqtNU=
 golang.org/x/crypto v0.0.0-20190605123033-f99c8df09eb5/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190701094942-4def268fd1a4/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20191002192127-34f69633bfdc h1:c0o/qxkaO2LF5t6fQrT4b5hzyggAkLLlCUjqfRxd8Q4=
 golang.org/x/crypto v0.0.0-20191002192127-34f69633bfdc/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
-golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550 h1:ObdrDkeb4kJdCP557AjRjq69pTHfNouLtWZG7j9rPN8=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200323165209-0ec3e9974c59/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
@@ -884,7 +782,6 @@ golang.org/x/exp v0.0.0-20191227195350-da58074b4299/go.mod h1:2RIsYlXP63K8oxa1u0
 golang.org/x/exp v0.0.0-20200119233911-0405dc783f0a/go.mod h1:2RIsYlXP63K8oxa1u096TMicItID8zy7Y6sNkU49FU4=
 golang.org/x/exp v0.0.0-20200207192155-f17229e696bd/go.mod h1:J/WKrq2StrnmMY6+EHIKF9dgMWnmCNThgcyBT1FY9mM=
 golang.org/x/exp v0.0.0-20200224162631-6cc2880d07d6/go.mod h1:3jZMyOhIsHpP37uCMkUooju7aAi5cS1Q23tOzKc+0MU=
-golang.org/x/image v0.0.0-20190227222117-0694c2d4d067 h1:KYGJGHOQy8oSi1fDlSpcZF0+juKwk/hEMv5SiwHogR0=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/image v0.0.0-20191009234506-e7c1f5e7dbb8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
@@ -896,7 +793,6 @@ golang.org/x/lint v0.0.0-20190301231843-5614ed5bae6f/go.mod h1:UVdnD1Gm6xHRNCYTk
 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20190409202823-959b441ac422/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20190909230951-414d861bb4ac/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
-golang.org/x/lint v0.0.0-20190930215403-16217165b5de h1:5hukYrvBGR8/eNkX5mdUezrA6JiaEZDtJb9Ei+1LlBs=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/lint v0.0.0-20191125180803-fdd1cda4f05f/go.mod h1:5qLYkcX4OjUUV8bRuDixDT3tpyyb+LUpUlRWLxfhWrs=
 golang.org/x/lint v0.0.0-20200130185559-910be7a94367/go.mod h1:3xt1FjdF8hUf6vQPIChWIBhFzV8gjjsPE/fR3IyQdNY=
@@ -935,7 +831,6 @@ golang.org/x/net v0.0.0-20190813141303-74dc4d7220e7/go.mod h1:z5CRVTTTmAJ677TzLL
 golang.org/x/net v0.0.0-20191112182307-2180aed22343/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20191209160850-c0dbc17a3553/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200114155413-6afb5195e5aa/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
-golang.org/x/net v0.0.0-20200202094626-16171245cfb2 h1:CCH4IOTTfewWjGOlSp+zGcjutRKlBEZQ6wTn8ozI/nI=
 golang.org/x/net v0.0.0-20200202094626-16171245cfb2/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200222125558-5a598a2470a0/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
 golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
@@ -947,13 +842,13 @@ golang.org/x/net v0.0.0-20200513185701-a91f0712d120/go.mod h1:qpuaurCH72eLCgpAm/
 golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200520182314-0ba52f642ac2/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
 golang.org/x/net v0.0.0-20200602114024-627f9648deb9/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
-golang.org/x/net v0.0.0-20201016165138-7b1cca2348c0/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/net v0.0.0-20200625001655-4c5254603344/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
+golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb h1:eBmm0M9fYhWpKZLjQUUKka/LtIxf46G4fxeEz5KJr9U=
 golang.org/x/net v0.0.0-20201202161906-c7110b5ffcbb/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190402181905-9f3314589c9a/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
-golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45 h1:SVwTIAaPC2U/AvvLNZ2a7OVsmBpC8L5BlwK1whH3hm0=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20191202225959-858c2ad4c8b6/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20200107190931-bf48bf16ab8d h1:TzXSXBo42m9gQenoE3b9BGiEpg5IG2JkU5FkPIawgtw=
@@ -963,14 +858,12 @@ golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190227155943-e225da77a7e6/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190412183630-56d357773e84/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.0.0-20190423024810-112230192c58 h1:8gQV6CLnAEikrhgkHFbMAEhagSSnXWGV915qUMm9mrU=
 golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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@@ -980,7 +873,6 @@ golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20181116152217-5ac8a444bdc5/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181122145206-62eef0e2fa9b/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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 golang.org/x/sys v0.0.0-20190312061237-fead79001313/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190403152447-81d4e9dc473e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -990,8 +882,6 @@ golang.org/x/sys v0.0.0-20190502145724-3ef323f4f1fd/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20190507160741-ecd444e8653b/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190531175056-4c3a928424d2/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20190606165138-5da285871e9c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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@@ -1002,9 +892,10 @@ golang.org/x/sys v0.0.0-20191120155948-bd437916bb0e/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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@@ -1019,19 +910,21 @@ golang.org/x/sys v0.0.0-20200515095857-1151b9dac4a9/go.mod h1:h1NjWce9XRLGQEsW7w
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@@ -1060,7 +953,6 @@ golang.org/x/tools v0.0.0-20190816200558-6889da9d5479/go.mod h1:b+2E5dAYhXwXZwtn
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@@ -1069,7 +961,6 @@ golang.org/x/tools v0.0.0-20191125144606-a911d9008d1f/go.mod h1:b+2E5dAYhXwXZwtn
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@@ -1089,22 +980,19 @@ golang.org/x/tools v0.0.0-20200512131952-2bc93b1c0c88/go.mod h1:EkVYQZoAsY45+roY
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@@ -1121,10 +1009,7 @@ google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9Ywl
 google.golang.org/appengine v1.2.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
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-google.golang.org/appengine v1.6.1 h1:QzqyMA1tlu6CgqCDUtU9V+ZKhLFT2dkJuANu5QaxI3I=
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-google.golang.org/appengine v1.6.2 h1:j8RI1yW0SkI+paT6uGwMlrMI/6zwYA6/CFil8rxOzGI=
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 google.golang.org/appengine v1.6.5/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
 google.golang.org/appengine v1.6.6 h1:lMO5rYAqUxkmaj76jAkRUvt5JZgFymx/+Q5Mzfivuhc=
 google.golang.org/appengine v1.6.6/go.mod h1:8WjMMxjGQR8xUklV/ARdw2HLXBOI7O7uCIDZVag1xfc=
@@ -1135,9 +1020,7 @@ google.golang.org/genproto v0.0.0-20190425155659-357c62f0e4bb/go.mod h1:VzzqZJRn
 google.golang.org/genproto v0.0.0-20190502173448-54afdca5d873/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190508193815-b515fa19cec8/go.mod h1:VzzqZJRnGkLBvHegQrXjBqPurQTc5/KpmUdxsrq26oE=
 google.golang.org/genproto v0.0.0-20190530194941-fb225487d101/go.mod h1:z3L6/3dTEVtUr6QSP8miRzeRqwQOioJ9I66odjN4I7s=
-google.golang.org/genproto v0.0.0-20190620144150-6af8c5fc6601/go.mod h1:z3L6/3dTEVtUr6QSP8miRzeRqwQOioJ9I66odjN4I7s=
 google.golang.org/genproto v0.0.0-20190801165951-fa694d86fc64/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
-google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55 h1:gSJIx1SDwno+2ElGhA4+qG2zF97qiUzTM+rQ0klBOcE=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
 google.golang.org/genproto v0.0.0-20190911173649-1774047e7e51/go.mod h1:IbNlFCBrqXvoKpeg0TB2l7cyZUmoaFKYIwrEpbDKLA8=
 google.golang.org/genproto v0.0.0-20191108220845-16a3f7862a1a/go.mod h1:n3cpQtvxv34hfy77yVDNjmbRyujviMdxYliBSkLhpCc=
@@ -1158,7 +1041,6 @@ google.golang.org/genproto v0.0.0-20200331122359-1ee6d9798940/go.mod h1:55QSHmfG
 google.golang.org/genproto v0.0.0-20200430143042-b979b6f78d84/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200511104702-f5ebc3bea380/go.mod h1:55QSHmfGQM9UVYDPBsyGGes0y52j32PQ3BqQfXhyH3c=
 google.golang.org/genproto v0.0.0-20200515170657-fc4c6c6a6587/go.mod h1:YsZOwe1myG/8QRHRsmBRE1LrgQY60beZKjly0O1fX9U=
-google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/genproto v0.0.0-20200603110839-e855014d5736/go.mod h1:jDfRM7FcilCzHH/e9qn6dsT145K34l5v+OpcnNgKAAA=
 google.golang.org/genproto v0.0.0-20200608115520-7c474a2e3482 h1:i+Aiej6cta/Frzp13/swvwz5O00kYcSe0A/C5Wd7zX8=
@@ -1170,12 +1052,9 @@ google.golang.org/grpc v1.20.1/go.mod h1:10oTOabMzJvdu6/UiuZezV6QK5dSlG84ov/aaiq
 google.golang.org/grpc v1.21.0/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
 google.golang.org/grpc v1.21.1/go.mod h1:oYelfM1adQP15Ek0mdvEgi9Df8B9CZIaU1084ijfRaM=
 google.golang.org/grpc v1.22.1/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
-google.golang.org/grpc v1.23.0 h1:AzbTB6ux+okLTzP8Ru1Xs41C303zdcfEht7MQnYJt5A=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
 google.golang.org/grpc v1.25.1/go.mod h1:c3i+UQWmh7LiEpx4sFZnkU36qjEYZ0imhYfXVyQciAY=
-google.golang.org/grpc v1.26.0 h1:2dTRdpdFEEhJYQD8EMLB61nnrzSCTbG38PhqdhvOltg=
 google.golang.org/grpc v1.26.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
-google.golang.org/grpc v1.27.0 h1:rRYRFMVgRv6E0D70Skyfsr28tDXIuuPZyWGMPdMcnXg=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.27.1/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/grpc v1.28.0/go.mod h1:rpkK4SK4GF4Ach/+MFLZUBavHOvF2JJB5uozKKal+60=
@@ -1189,12 +1068,11 @@ google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzi
 google.golang.org/protobuf v1.22.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
 google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-google.golang.org/protobuf v1.24.0 h1:UhZDfRO8JRQru4/+LlLE0BRKGF8L+PICnvYZmx/fEGA=
 google.golang.org/protobuf v1.24.0/go.mod h1:r/3tXBNzIEhYS9I1OUVjXDlt8tc493IdKGjtUeSXeh4=
+google.golang.org/protobuf v1.26.0-rc.1 h1:7QnIQpGRHE5RnLKnESfDoxm2dTapTZua5a0kS0A+VXQ=
+google.golang.org/protobuf v1.26.0-rc.1/go.mod h1:jlhhOSvTdKEhbULTjvd4ARK9grFBp09yW+WbY/TyQbw=
 gopkg.in/alecthomas/kingpin.v2 v2.2.6/go.mod h1:FMv+mEhP44yOT+4EoQTLFTRgOQ1FBLkstjWtayDeSgw=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127 h1:qIbj1fsPNlZgppZ+VLlY7N33q108Sa+fhmuc+sWQYwY=
 gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
@@ -1202,7 +1080,6 @@ gopkg.in/cheggaaa/pb.v1 v1.0.25/go.mod h1:V/YB90LKu/1FcN3WVnfiiE5oMCibMjukxqG/qS
 gopkg.in/dutchcoders/goftp.v1 v1.0.0-20170301105846-ed59a591ce14 h1:tHqNpm9sPaE6BSuMLXBzgTwukQLdBEt4OYU2coQjEQQ=
 gopkg.in/dutchcoders/goftp.v1 v1.0.0-20170301105846-ed59a591ce14/go.mod h1:nzmlZQ+UqB5+55CRTV/dOaiK8OrPl6Co96Ob8lH4Wxw=
 gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
-gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/gcfg.v1 v1.2.3/go.mod h1:yesOnuUOFQAhST5vPY4nbZsb/huCgGGXlipJsBn0b3o=
 gopkg.in/inf.v0 v0.9.1 h1:73M5CoZyi3ZLMOyDlQh031Cx6N9NDJ2Vvfl76EDAgDc=
@@ -1213,24 +1090,20 @@ gopkg.in/jcmturner/dnsutils.v1 v1.0.1 h1:cIuC1OLRGZrld+16ZJvvZxVJeKPsvd5eUIvxfoN
 gopkg.in/jcmturner/dnsutils.v1 v1.0.1/go.mod h1:m3v+5svpVOhtFAP/wSz+yzh4Mc0Fg7eRhxkJMWSIz9Q=
 gopkg.in/jcmturner/goidentity.v3 v3.0.0 h1:1duIyWiTaYvVx3YX2CYtpJbUFd7/UuPYCfgXtQ3VTbI=
 gopkg.in/jcmturner/goidentity.v3 v3.0.0/go.mod h1:oG2kH0IvSYNIu80dVAyu/yoefjq1mNfM5bm88whjWx4=
-gopkg.in/jcmturner/gokrb5.v7 v7.2.3 h1:hHMV/yKPwMnJhPuPx7pH2Uw/3Qyf+thJYlisUc44010=
 gopkg.in/jcmturner/gokrb5.v7 v7.2.3/go.mod h1:l8VISx+WGYp+Fp7KRbsiUuXTTOnxIc3Tuvyavf11/WM=
 gopkg.in/jcmturner/gokrb5.v7 v7.3.0 h1:0709Jtq/6QXEuWRfAm260XqlpcwL1vxtO1tUE2qK8Z4=
 gopkg.in/jcmturner/gokrb5.v7 v7.3.0/go.mod h1:l8VISx+WGYp+Fp7KRbsiUuXTTOnxIc3Tuvyavf11/WM=
 gopkg.in/jcmturner/rpc.v1 v1.1.0 h1:QHIUxTX1ISuAv9dD2wJ9HWQVuWDX/Zc0PfeC2tjc4rU=
 gopkg.in/jcmturner/rpc.v1 v1.1.0/go.mod h1:YIdkC4XfD6GXbzje11McwsDuOlZQSb9W4vfLvuNnlv8=
-gopkg.in/karlseguin/expect.v1 v1.0.1 h1:9u0iUltnhFbJTHaSIH0EP+cuTU5rafIgmcsEsg2JQFw=
-gopkg.in/karlseguin/expect.v1 v1.0.1/go.mod h1:uB7QIJBcclvYbwlUDkSCsGjAOMis3fP280LyhuDEf2I=
 gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/warnings.v0 v0.1.2/go.mod h1:jksf8JmL6Qr/oQM2OXTHunEvvTAsrWBLb6OOjuVWRNI=
 gopkg.in/yaml.v2 v2.0.0-20170812160011-eb3733d160e7/go.mod h1:JAlM8MvJe8wmxCU4Bli9HhUf9+ttbYbLASfIpnQbh74=
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 gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
-gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
+gopkg.in/yaml.v2 v2.2.5/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
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@@ -1241,18 +1114,41 @@ honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWh
 honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190418001031-e561f6794a2a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
-honnef.co/go/tools v0.0.1-2019.2.3 h1:3JgtbtFHMiCmsznwGVTUWbgGov+pVqnlf1dEJTNAXeM=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
 honnef.co/go/tools v0.0.1-2020.1.3/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
 honnef.co/go/tools v0.0.1-2020.1.4 h1:UoveltGrhghAA7ePc+e+QYDHXrBps2PqFZiHkGR/xK8=
 honnef.co/go/tools v0.0.1-2020.1.4/go.mod h1:X/FiERA/W4tHapMX5mGpAtMSVEeEUOyHaw9vFzvIQ3k=
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 modernc.org/b v1.0.0/go.mod h1:uZWcZfRj1BpYzfN9JTerzlNUnnPsV9O2ZA8JsRcubNg=
-modernc.org/mathutil v1.1.1 h1:FeylZSVX8S+58VsyJlkEj2bcpdytmp9MmDKZkKx8OIE=
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k8s/seaweedfs/Chart.yaml

@@ -1,5 +1,5 @@
 apiVersion: v1
 description: SeaweedFS
 name: seaweedfs
-appVersion: "2.41"
-version: 2.41
+appVersion: "2.59"
+version: "2.59"

k8s/seaweedfs/templates/volume-statefulset.yaml

@@ -110,7 +110,7 @@ spec:
                 -dataCenter={{ .Values.volume.dataCenter }} \
                 {{- end }}
                 -ip.bind={{ .Values.volume.ipBind }} \
-                -read.redirect={{ .Values.volume.readRedirect }} \
+                -readMode={{ .Values.volume.readMode }} \
                 {{- if .Values.volume.whiteList }}
                 -whiteList={{ .Values.volume.whiteList }} \
                 {{- end }}

k8s/seaweedfs/values.yaml

@@ -4,7 +4,7 @@ global:
   registry: ""
   repository: ""
   imageName: chrislusf/seaweedfs
-  # imageTag: "2.41" - started using {.Chart.appVersion}
+  # imageTag: "2.59" - started using {.Chart.appVersion}
   imagePullPolicy: IfNotPresent
   imagePullSecrets: imagepullsecret
   restartPolicy: Always
@@ -175,8 +175,8 @@ volume:
   # Volume server's data center name
   dataCenter: null
 
-  # Redirect moved or non-local volumes. (default true)
-  readRedirect: true
+  # Redirect moved or non-local volumes. (default proxy)
+  readMode: proxy
 
   # Comma separated Ip addresses having write permission. No limit if empty.
   whiteList: null

other/java/client/pom.xml

@@ -5,7 +5,7 @@
 
     <groupId>com.github.chrislusf</groupId>
     <artifactId>seaweedfs-client</artifactId>
-    <version>1.6.4</version>
+    <version>1.6.6</version>
 
     <parent>
         <groupId>org.sonatype.oss</groupId>

other/java/client/pom.xml.deploy

@@ -5,7 +5,7 @@
 
     <groupId>com.github.chrislusf</groupId>
     <artifactId>seaweedfs-client</artifactId>
-    <version>1.6.4</version>
+    <version>1.6.6</version>
 
     <parent>
         <groupId>org.sonatype.oss</groupId>

other/java/client/pom_debug.xml

@@ -5,7 +5,7 @@
 
     <groupId>com.github.chrislusf</groupId>
     <artifactId>seaweedfs-client</artifactId>
-    <version>1.6.4</version>
+    <version>1.6.6</version>
 
     <parent>
         <groupId>org.sonatype.oss</groupId>

other/java/client/src/main/java/seaweedfs/client/ByteBufferPool.java

@@ -10,7 +10,7 @@ import java.util.List;
 
 public class ByteBufferPool {
 
-    private static final int MIN_BUFFER_SIZE = 8 * 1024 * 1024;
+    private static final int MIN_BUFFER_SIZE = 1 * 1024 * 1024;
     private static final Logger LOG = LoggerFactory.getLogger(ByteBufferPool.class);
 
     private static final List<ByteBuffer> bufferList = new ArrayList<>();

other/java/client/src/main/java/seaweedfs/client/FilerClient.java

@@ -126,6 +126,18 @@ public class FilerClient extends FilerGrpcClient {
 
     }
 
+    public boolean exists(String path){
+        File pathFile = new File(path);
+        String parent = pathFile.getParent();
+        String entryName = pathFile.getName();
+        if(parent == null) {
+            parent = path;
+            entryName  ="";
+        }
+        return lookupEntry(parent, entryName) != null;
+
+    }
+
     public boolean rm(String path, boolean isRecursive, boolean ignoreRecusiveError) {
 
         File pathFile = new File(path);
@@ -142,10 +154,12 @@ public class FilerClient extends FilerGrpcClient {
 
     public boolean touch(String path, int mode) {
         String currentUser = System.getProperty("user.name");
-        return touch(path, mode, 0, 0, currentUser, new String[]{});
+
+        long now = System.currentTimeMillis() / 1000L;
+        return touch(path, now, mode, 0, 0, currentUser, new String[]{});
     }
 
-    public boolean touch(String path, int mode, int uid, int gid, String userName, String[] groupNames) {
+    public boolean touch(String path, long modifiedTimeSecond, int mode, int uid, int gid, String userName, String[] groupNames) {
 
         File pathFile = new File(path);
         String parent = pathFile.getParent().replace('\\','/');
@@ -155,17 +169,25 @@ public class FilerClient extends FilerGrpcClient {
         if (entry == null) {
             return createEntry(
                     parent,
-                    newFileEntry(name, mode, uid, gid, userName, groupNames).build()
+                    newFileEntry(name, modifiedTimeSecond, mode, uid, gid, userName, groupNames).build()
             );
         }
-        long now = System.currentTimeMillis() / 1000L;
-        FilerProto.FuseAttributes.Builder attr = entry.getAttributes().toBuilder()
-                .setMtime(now)
-                .setUid(uid)
-                .setGid(gid)
-                .setUserName(userName)
-                .clearGroupName()
-                .addAllGroupName(Arrays.asList(groupNames));
+        FilerProto.FuseAttributes.Builder attr = entry.getAttributes().toBuilder();
+        if (modifiedTimeSecond>0) {
+            attr.setMtime(modifiedTimeSecond);
+        }
+        if (uid>0) {
+            attr.setUid(uid);
+        }
+        if (gid>0) {
+            attr.setGid(gid);
+        }
+        if (userName!=null) {
+            attr.setUserName(userName);
+        }
+        if (groupNames!=null) {
+            attr.clearGroupName().addAllGroupName(Arrays.asList(groupNames));
+        }
         return updateEntry(parent, entry.toBuilder().setAttributes(attr).build());
     }
 
@@ -188,17 +210,15 @@ public class FilerClient extends FilerGrpcClient {
                         .addAllGroupName(Arrays.asList(groupNames)));
     }
 
-    public FilerProto.Entry.Builder newFileEntry(String name, int mode,
+    public FilerProto.Entry.Builder newFileEntry(String name, long modifiedTimeSecond, int mode,
                                                  int uid, int gid, String userName, String[] groupNames) {
 
-        long now = System.currentTimeMillis() / 1000L;
-
         return FilerProto.Entry.newBuilder()
                 .setName(name)
                 .setIsDirectory(false)
                 .setAttributes(FilerProto.FuseAttributes.newBuilder()
-                        .setMtime(now)
-                        .setCrtime(now)
+                        .setMtime(modifiedTimeSecond)
+                        .setCrtime(modifiedTimeSecond)
                         .setUid(uid)
                         .setGid(gid)
                         .setFileMode(mode)

other/java/client/src/main/java/seaweedfs/client/SeaweedInputStream.java

@@ -6,6 +6,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.EOFException;
+import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
 import java.nio.ByteBuffer;
@@ -34,6 +35,10 @@ public class SeaweedInputStream extends InputStream {
         this.entry = filerClient.lookupEntry(
                 SeaweedOutputStream.getParentDirectory(fullpath),
                 SeaweedOutputStream.getFileName(fullpath));
+        if(entry == null){
+            throw new FileNotFoundException();
+        }
+
         this.contentLength = SeaweedRead.fileSize(entry);
 
         this.visibleIntervalList = SeaweedRead.nonOverlappingVisibleIntervals(filerClient, entry.getChunksList());

other/java/client/src/main/java/seaweedfs/client/SeaweedOutputStream.java

@@ -39,7 +39,7 @@ public class SeaweedOutputStream extends OutputStream {
     }
 
     public SeaweedOutputStream(FilerClient filerClient, final String fullpath, final String replication) {
-        this(filerClient, fullpath, null, 0, 8 * 1024 * 1024, "000");
+        this(filerClient, fullpath, null, 0, 8 * 1024 * 1024, replication);
     }
 
     public SeaweedOutputStream(FilerClient filerClient, final String path, FilerProto.Entry.Builder entry,

other/java/client/src/main/java/seaweedfs/client/SeaweedWrite.java

@@ -1,5 +1,6 @@
 package seaweedfs.client;
 
+import com.google.common.base.Strings;
 import com.google.protobuf.ByteString;
 import org.apache.http.client.methods.CloseableHttpResponse;
 import org.apache.http.client.methods.HttpPost;
@@ -45,11 +46,16 @@ public class SeaweedWrite {
         FilerProto.AssignVolumeResponse response = filerClient.getBlockingStub().assignVolume(
                 FilerProto.AssignVolumeRequest.newBuilder()
                         .setCollection(filerClient.getCollection())
-                        .setReplication(replication == null ? filerClient.getReplication() : replication)
+                        .setReplication(Strings.isNullOrEmpty(replication) ? filerClient.getReplication() : replication)
                         .setDataCenter("")
                         .setTtlSec(0)
                         .setPath(path)
                         .build());
+
+        if (!Strings.isNullOrEmpty(response.getError())) {
+            throw new IOException(response.getError());
+        }
+
         String fileId = response.getFileId();
         String auth = response.getAuth();
 

other/java/client/src/main/proto/filer.proto

@@ -208,6 +208,7 @@ message AtomicRenameEntryRequest {
     string old_name = 2;
     string new_directory = 3;
     string new_name = 4;
+    repeated int32 signatures = 5;
 }
 
 message AtomicRenameEntryResponse {
@@ -292,6 +293,7 @@ message GetFilerConfigurationResponse {
     int32 signature = 8;
     string metrics_address = 9;
     int32 metrics_interval_sec = 10;
+    string version = 11;
 }
 
 message SubscribeMetadataRequest {
@@ -361,6 +363,7 @@ message FilerConf {
         string disk_type = 5;
         bool fsync = 6;
         uint32 volume_growth_count = 7;
+        bool read_only = 8;
     }
     repeated PathConf locations = 2;
 }

other/java/client/src/test/java/seaweedfs/client/SeaweedFilerTest.java

@@ -16,8 +16,17 @@ public class SeaweedFilerTest {
         filerClient.mkdirs("/new_folder", 0755);
         filerClient.touch("/new_folder/new_empty_file", 0755);
         filerClient.touch("/new_folder/new_empty_file2", 0755);
+        if(!filerClient.exists("/new_folder/new_empty_file")){
+            System.out.println("/new_folder/new_empty_file should exists");
+        }
+
         filerClient.rm("/new_folder/new_empty_file", false, true);
         filerClient.rm("/new_folder", true, true);
-
+        if(filerClient.exists("/new_folder/new_empty_file")){
+            System.out.println("/new_folder/new_empty_file should not exists");
+        }
+        if(!filerClient.exists("/")){
+            System.out.println("/ should exists");
+        }
     }
 }

other/java/examples/pom.xml

@@ -11,13 +11,13 @@
         <dependency>
             <groupId>com.github.chrislusf</groupId>
             <artifactId>seaweedfs-client</artifactId>
-            <version>1.6.4</version>
+            <version>1.6.6</version>
             <scope>compile</scope>
         </dependency>
         <dependency>
             <groupId>com.github.chrislusf</groupId>
             <artifactId>seaweedfs-hadoop2-client</artifactId>
-            <version>1.6.4</version>
+            <version>1.6.6</version>
             <scope>compile</scope>
         </dependency>
         <dependency>

other/java/examples/src/main/java/com/seaweedfs/examples/ExampleWriteFile2.java

@@ -0,0 +1,22 @@
+package com.seaweedfs.examples;
+
+import com.google.common.io.Files;
+import seaweedfs.client.FilerClient;
+import seaweedfs.client.SeaweedOutputStream;
+
+import java.io.File;
+import java.io.IOException;
+
+public class ExampleWriteFile2 {
+
+    public static void main(String[] args) throws IOException {
+
+        FilerClient filerClient = new FilerClient("localhost", 18888);
+
+        SeaweedOutputStream seaweedOutputStream = new SeaweedOutputStream(filerClient, "/test/1");
+        Files.copy(new File("/etc/resolv.conf"), seaweedOutputStream);
+        seaweedOutputStream.close();
+
+    }
+
+}

other/java/hdfs2/dependency-reduced-pom.xml

@@ -301,7 +301,7 @@
     </snapshotRepository>
   </distributionManagement>
   <properties>
-    <seaweedfs.client.version>1.6.4</seaweedfs.client.version>
+    <seaweedfs.client.version>1.6.6</seaweedfs.client.version>
     <hadoop.version>2.9.2</hadoop.version>
   </properties>
 </project>

other/java/hdfs2/pom.xml

@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
 
     <properties>
-        <seaweedfs.client.version>1.6.4</seaweedfs.client.version>
+        <seaweedfs.client.version>1.6.6</seaweedfs.client.version>
         <hadoop.version>2.9.2</hadoop.version>
     </properties>
 

other/java/hdfs3/dependency-reduced-pom.xml

@@ -309,7 +309,7 @@
     </snapshotRepository>
   </distributionManagement>
   <properties>
-    <seaweedfs.client.version>1.6.4</seaweedfs.client.version>
+    <seaweedfs.client.version>1.6.6</seaweedfs.client.version>
     <hadoop.version>3.1.1</hadoop.version>
   </properties>
 </project>

other/java/hdfs3/pom.xml

@@ -5,7 +5,7 @@
     <modelVersion>4.0.0</modelVersion>
 
     <properties>
-        <seaweedfs.client.version>1.6.4</seaweedfs.client.version>
+        <seaweedfs.client.version>1.6.6</seaweedfs.client.version>
         <hadoop.version>3.1.1</hadoop.version>
     </properties>
 

other/metrics/grafana_seaweedfs.json

@@ -1805,6 +1805,336 @@
               "show": true
             }
           ]
+        },
+        {
+          "type": "graph",
+          "title": "Process memory",
+          "gridPos": {
+            "x": 0,
+            "y": 40,
+            "w": 24,
+            "h": 7
+          },
+          "aliasColors": {},
+          "dashLength": 10,
+          "datasource": "${DS_PROMETHEUS-DEV}",
+          "fieldConfig": {
+            "defaults": {
+              "custom": {},
+              "links": []
+            },
+            "overrides": []
+          },
+          "fill": 1,
+          "id": 66,
+          "legend": {
+            "avg": false,
+            "current": false,
+            "max": false,
+            "min": false,
+            "show": true,
+            "total": false,
+            "values": false
+          },
+          "lines": true,
+          "linewidth": 1,
+          "links": [],
+          "nullPointMode": "null",
+          "options": {
+            "alertThreshold": true
+          },
+          "paceLength": 10,
+          "pluginVersion": "7.4.5",
+          "pointradius": 5,
+          "renderer": "flot",
+          "seriesOverrides": [
+            {
+              "$$hashKey": "object:258",
+              "alias": "max limit",
+              "color": "#890f02"
+            }
+          ],
+          "spaceLength": 10,
+          "targets": [
+            {
+              "expr": "process_resident_memory_bytes{exported_job=\"filer\"}",
+              "legendFormat": "resident {{exported_instance}}",
+              "interval": "",
+              "format": "time_series",
+              "groupBy": [
+                {
+                  "params": [
+                    "$__interval"
+                  ],
+                  "type": "time"
+                },
+                {
+                  "params": [
+                    "null"
+                  ],
+                  "type": "fill"
+                }
+              ],
+              "intervalFactor": 2,
+              "orderByTime": "ASC",
+              "policy": "default",
+              "refId": "A",
+              "resultFormat": "time_series",
+              "select": [
+                [
+                  {
+                    "params": [
+                      "value"
+                    ],
+                    "type": "field"
+                  },
+                  {
+                    "params": [],
+                    "type": "mean"
+                  }
+                ]
+              ],
+              "step": 120,
+              "tags": []
+            },
+            {
+              "expr": "process_virtual_memory_bytes{exported_job=\"filer\"}",
+              "legendFormat": "virtual {{exported_instance}}",
+              "interval": "",
+              "format": "time_series",
+              "intervalFactor": 2,
+              "refId": "B",
+              "step": 120
+            }
+          ],
+          "thresholds": [],
+          "timeRegions": [],
+          "tooltip": {
+            "shared": true,
+            "sort": 2,
+            "value_type": "individual"
+          },
+          "xaxis": {
+            "buckets": null,
+            "mode": "time",
+            "name": null,
+            "show": true,
+            "values": []
+          },
+          "yaxes": [
+            {
+              "$$hashKey": "object:265",
+              "format": "bytes",
+              "label": null,
+              "logBase": 1,
+              "max": null,
+              "min": null,
+              "show": true
+            },
+            {
+              "$$hashKey": "object:266",
+              "format": "short",
+              "label": null,
+              "logBase": 1,
+              "max": null,
+              "min": null,
+              "show": true
+            }
+          ],
+          "yaxis": {
+            "align": false,
+            "alignLevel": null
+          },
+          "bars": false,
+          "dashes": false,
+          "fillGradient": 0,
+          "hiddenSeries": false,
+          "percentage": false,
+          "points": false,
+          "stack": false,
+          "steppedLine": false,
+          "timeFrom": null,
+          "timeShift": null
+        },
+        {
+          "type": "graph",
+          "title": "Open File Descriptor",
+          "gridPos": {
+            "x": 0,
+            "y": 47,
+            "w": 24,
+            "h": 7
+          },
+          "aliasColors": {},
+          "dashLength": 10,
+          "datasource": "${DS_PROMETHEUS-DEV}",
+          "editable": true,
+          "fieldConfig": {
+            "defaults": {
+              "custom": {},
+              "links": []
+            },
+            "overrides": []
+          },
+          "fill": 1,
+          "id": 68,
+          "legend": {
+            "avg": false,
+            "current": false,
+            "max": false,
+            "min": false,
+            "show": true,
+            "total": false,
+            "values": false
+          },
+          "lines": true,
+          "linewidth": 1,
+          "links": [],
+          "nullPointMode": "connected",
+          "options": {
+            "alertThreshold": true
+          },
+          "paceLength": 10,
+          "pluginVersion": "7.4.5",
+          "pointradius": 5,
+          "renderer": "flot",
+          "seriesOverrides": [],
+          "spaceLength": 10,
+          "targets": [
+            {
+              "expr": "process_open_fds{exported_job=\"filer\"}",
+              "legendFormat": "{{exported_instance}}",
+              "interval": "",
+              "format": "time_series",
+              "groupBy": [
+                {
+                  "params": [
+                    "$interval"
+                  ],
+                  "type": "time"
+                },
+                {
+                  "params": [
+                    "null"
+                  ],
+                  "type": "fill"
+                }
+              ],
+              "intervalFactor": 2,
+              "metric": "",
+              "policy": "default",
+              "refId": "A",
+              "resultFormat": "time_series",
+              "select": [
+                [
+                  {
+                    "params": [
+                      "value"
+                    ],
+                    "type": "field"
+                  },
+                  {
+                    "params": [],
+                    "type": "mean"
+                  }
+                ]
+              ],
+              "step": 240,
+              "tags": []
+            },
+            {
+              "expr": "process_max_fds{exported_job=\"filer\"}",
+              "legendFormat": "{{exported_instance}}",
+              "interval": "",
+              "format": "time_series",
+              "groupBy": [
+                {
+                  "params": [
+                    "$interval"
+                  ],
+                  "type": "time"
+                },
+                {
+                  "params": [
+                    "null"
+                  ],
+                  "type": "fill"
+                }
+              ],
+              "intervalFactor": 2,
+              "metric": "",
+              "policy": "default",
+              "refId": "B",
+              "resultFormat": "time_series",
+              "select": [
+                [
+                  {
+                    "params": [
+                      "value"
+                    ],
+                    "type": "field"
+                  },
+                  {
+                    "params": [],
+                    "type": "mean"
+                  }
+                ]
+              ],
+              "step": 240,
+              "tags": [],
+              "hide": false
+            }
+          ],
+          "thresholds": [],
+          "timeRegions": [],
+          "tooltip": {
+            "msResolution": false,
+            "shared": true,
+            "sort": 0,
+            "value_type": "individual"
+          },
+          "xaxis": {
+            "buckets": null,
+            "mode": "time",
+            "name": null,
+            "show": true,
+            "values": []
+          },
+          "yaxes": [
+            {
+              "$$hashKey": "object:1087",
+              "format": "short",
+              "label": null,
+              "logBase": 1,
+              "max": null,
+              "min": null,
+              "show": true
+            },
+            {
+              "$$hashKey": "object:1088",
+              "format": "short",
+              "label": null,
+              "logBase": 1,
+              "max": null,
+              "min": null,
+              "show": true
+            }
+          ],
+          "yaxis": {
+            "align": false,
+            "alignLevel": null
+          },
+          "bars": false,
+          "dashes": false,
+          "error": false,
+          "fillGradient": 0,
+          "hiddenSeries": false,
+          "percentage": false,
+          "points": false,
+          "stack": false,
+          "steppedLine": false,
+          "timeFrom": null,
+          "timeShift": null
         }
       ],
       "repeat": null,

unmaintained/load_test/load_test_leveldb/load_test_leveldb.go

@@ -1,4 +1,4 @@
-package load_test_leveldb
+package main
 
 import (
 	"crypto/md5"

unmaintained/load_test/load_test_meta_tail/load_test_meta_tail.go

@@ -0,0 +1,112 @@
+package main
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/pb"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"google.golang.org/grpc"
+	"io"
+	"strconv"
+	"time"
+)
+
+var (
+	dir       = flag.String("dir", "/tmp", "directory to create files")
+	n         = flag.Int("n", 100, "the number of metadata")
+	tailFiler = flag.String("filer", "localhost:8888", "the filer address")
+	isWrite   = flag.Bool("write", false, "only write")
+)
+
+func main() {
+
+	flag.Parse()
+
+	if *isWrite {
+		startGenerateMetadata()
+		return
+	}
+
+	expected := 0
+	startSubscribeMetadata(func(event *filer_pb.SubscribeMetadataResponse) error {
+		if event.Directory != *dir {
+			return nil
+		}
+		name := event.EventNotification.NewEntry.Name
+		glog.V(0).Infof("=> %s ts:%+v", name, time.Unix(0, event.TsNs))
+		id := name[4:]
+		if x, err := strconv.Atoi(id); err == nil {
+			if x != expected {
+				return fmt.Errorf("Expected file%d Actual %s\n", expected, name)
+			}
+			expected++
+		} else {
+			return err
+		}
+		time.Sleep(10 * time.Millisecond)
+		return nil
+	})
+
+}
+
+func startGenerateMetadata() {
+	pb.WithFilerClient(*tailFiler, grpc.WithInsecure(), func(client filer_pb.SeaweedFilerClient) error {
+
+		for i := 0; i < *n; i++ {
+			name := fmt.Sprintf("file%d", i)
+			if err := filer_pb.CreateEntry(client, &filer_pb.CreateEntryRequest{
+				Directory: *dir,
+				Entry: &filer_pb.Entry{
+					Name: name,
+				},
+			}); err != nil {
+				fmt.Printf("create entry %s: %v\n", name, err)
+				return err
+			}
+		}
+
+		return nil
+
+	})
+}
+
+func startSubscribeMetadata(eachEntryFunc func(event *filer_pb.SubscribeMetadataResponse) error) {
+
+	lastTsNs := int64(0)
+
+	tailErr := pb.WithFilerClient(*tailFiler, grpc.WithInsecure(), func(client filer_pb.SeaweedFilerClient) error {
+
+		ctx, cancel := context.WithCancel(context.Background())
+		defer cancel()
+
+		stream, err := client.SubscribeMetadata(ctx, &filer_pb.SubscribeMetadataRequest{
+			ClientName: "tail",
+			PathPrefix: *dir,
+			SinceNs:    lastTsNs,
+		})
+		if err != nil {
+			return fmt.Errorf("listen: %v", err)
+		}
+
+		for {
+			resp, listenErr := stream.Recv()
+			if listenErr == io.EOF {
+				return nil
+			}
+			if listenErr != nil {
+				return listenErr
+			}
+			if err = eachEntryFunc(resp); err != nil {
+				glog.V(0).Infof("tail last record:%+v", time.Unix(0, lastTsNs))
+				return err
+			}
+			lastTsNs = resp.TsNs
+		}
+
+	})
+	if tailErr != nil {
+		fmt.Printf("tail %s: %v\n", *tailFiler, tailErr)
+	}
+}

unmaintained/repeated_vacuum/repeated_vacuum.go

@@ -52,7 +52,7 @@ func main() {
 }
 
 func genFile(grpcDialOption grpc.DialOption, i int) (*operation.AssignResult, string) {
-	assignResult, err := operation.Assign(*master, grpcDialOption, &operation.VolumeAssignRequest{
+	assignResult, err := operation.Assign(func() string { return *master }, grpcDialOption, &operation.VolumeAssignRequest{
 		Count:       1,
 		Replication: *replication,
 	})

weed/Makefile

@@ -16,7 +16,7 @@ debug_shell:
 
 debug_mount:
 	go build -gcflags="all=-N -l"
-	dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec weed -- mount -dir=~/tmp/mm -cacheCapacityMB=0 -filer.path=/buckets
+	dlv --listen=:2345 --headless=true --api-version=2 --accept-multiclient exec weed -- -v=4 mount -dir=~/tmp/mm -cacheCapacityMB=0 -filer.path=/
 
 debug_server:
 	go build -gcflags="all=-N -l"

weed/command/command.go

@@ -22,6 +22,7 @@ var Commands = []*Command{
 	cmdFilerReplicate,
 	cmdFilerSynchronize,
 	cmdFix,
+	cmdFuse,
 	cmdGateway,
 	cmdMaster,
 	cmdMount,

weed/command/filer_cat.go

@@ -110,7 +110,7 @@ func runFilerCat(cmd *Command, args []string) bool {
 
 		filerCat.filerClient = client
 
-		return filer.StreamContent(&filerCat, writer, respLookupEntry.Entry.Chunks, 0, math.MaxInt64, false)
+		return filer.StreamContent(&filerCat, writer, respLookupEntry.Entry.Chunks, 0, math.MaxInt64)
 
 	})
 

weed/command/filer_copy.go

@@ -3,6 +3,7 @@ package command
 import (
 	"context"
 	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/filer"
 	"io"
 	"io/ioutil"
 	"net/http"
@@ -46,6 +47,8 @@ type CopyOptions struct {
 	masters           []string
 	cipher            bool
 	ttlSec            int32
+	checkSize         *bool
+	verbose           *bool
 }
 
 func init() {
@@ -59,6 +62,8 @@ func init() {
 	copy.maxMB = cmdCopy.Flag.Int("maxMB", 4, "split files larger than the limit")
 	copy.concurrenctFiles = cmdCopy.Flag.Int("c", 8, "concurrent file copy goroutines")
 	copy.concurrenctChunks = cmdCopy.Flag.Int("concurrentChunks", 8, "concurrent chunk copy goroutines for each file")
+	copy.checkSize = cmdCopy.Flag.Bool("check.size", false, "copy when the target file size is different from the source file")
+	copy.verbose = cmdCopy.Flag.Bool("verbose", false, "print out details during copying")
 }
 
 var cmdCopy = &Command{
@@ -208,11 +213,15 @@ func genFileCopyTask(fileOrDir string, destPath string, fileCopyTaskChan chan Fi
 
 	mode := fi.Mode()
 	uid, gid := util.GetFileUidGid(fi)
+	fileSize := fi.Size()
+	if mode.IsDir() {
+		fileSize = 0
+	}
 
 	fileCopyTaskChan <- FileCopyTask{
 		sourceLocation:     fileOrDir,
 		destinationUrlPath: destPath,
-		fileSize:           fi.Size(),
+		fileSize:           fileSize,
 		fileMode:           fi.Mode(),
 		uid:                uid,
 		gid:                gid,
@@ -220,9 +229,9 @@ func genFileCopyTask(fileOrDir string, destPath string, fileCopyTaskChan chan Fi
 
 	if mode.IsDir() {
 		files, _ := ioutil.ReadDir(fileOrDir)
-		println("checking directory", fileOrDir)
 		for _, subFileOrDir := range files {
-			if err = genFileCopyTask(fileOrDir+"/"+subFileOrDir.Name(), destPath+fi.Name()+"/", fileCopyTaskChan); err != nil {
+			cleanedDestDirectory := filepath.Clean(destPath + fi.Name())
+			if err = genFileCopyTask(fileOrDir+"/"+subFileOrDir.Name(), cleanedDestDirectory+"/", fileCopyTaskChan); err != nil {
 				return err
 			}
 		}
@@ -275,6 +284,15 @@ func (worker *FileCopyWorker) doEachCopy(task FileCopyTask) error {
 		}
 	}
 
+	if shouldCopy, err := worker.checkExistingFileFirst(task, f); err != nil {
+		return fmt.Errorf("check existing file: %v", err)
+	} else if !shouldCopy {
+		if *worker.options.verbose {
+			fmt.Printf("skipping copied file: %v\n", f.Name())
+		}
+		return nil
+	}
+
 	// find the chunk count
 	chunkSize := int64(*worker.options.maxMB * 1024 * 1024)
 	chunkCount := 1
@@ -289,6 +307,42 @@ func (worker *FileCopyWorker) doEachCopy(task FileCopyTask) error {
 	return worker.uploadFileInChunks(task, f, chunkCount, chunkSize)
 }
 
+func (worker *FileCopyWorker) checkExistingFileFirst(task FileCopyTask, f *os.File) (shouldCopy bool, err error) {
+
+	shouldCopy = true
+
+	if !*worker.options.checkSize {
+		return
+	}
+
+	fileStat, err := f.Stat()
+	if err != nil {
+		shouldCopy = false
+		return
+	}
+
+	err = pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
+
+		request := &filer_pb.LookupDirectoryEntryRequest{
+			Directory: task.destinationUrlPath,
+			Name:      filepath.Base(f.Name()),
+		}
+
+		resp, lookupErr := client.LookupDirectoryEntry(context.Background(), request)
+		if lookupErr != nil {
+			// mostly not found error
+			return nil
+		}
+
+		if fileStat.Size() == int64(filer.FileSize(resp.Entry)) {
+			shouldCopy = false
+		}
+
+		return nil
+	})
+	return
+}
+
 func (worker *FileCopyWorker) uploadFileAsOne(task FileCopyTask, f *os.File) error {
 
 	// upload the file content
@@ -299,7 +353,7 @@ func (worker *FileCopyWorker) uploadFileAsOne(task FileCopyTask, f *os.File) err
 	var assignResult *filer_pb.AssignVolumeResponse
 	var assignError error
 
-	if task.fileMode & os.ModeDir == 0 && task.fileSize > 0 {
+	if task.fileMode&os.ModeDir == 0 && task.fileSize > 0 {
 
 		mimeType = detectMimeType(f)
 		data, err := ioutil.ReadAll(f)
@@ -308,25 +362,27 @@ func (worker *FileCopyWorker) uploadFileAsOne(task FileCopyTask, f *os.File) err
 		}
 
 		// assign a volume
-		err = pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
+		err = util.Retry("assignVolume", func() error {
+			return pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
 
-			request := &filer_pb.AssignVolumeRequest{
-				Count:       1,
-				Replication: *worker.options.replication,
-				Collection:  *worker.options.collection,
-				TtlSec:      worker.options.ttlSec,
-				DiskType:    *worker.options.diskType,
-				Path:        task.destinationUrlPath,
-			}
+				request := &filer_pb.AssignVolumeRequest{
+					Count:       1,
+					Replication: *worker.options.replication,
+					Collection:  *worker.options.collection,
+					TtlSec:      worker.options.ttlSec,
+					DiskType:    *worker.options.diskType,
+					Path:        task.destinationUrlPath,
+				}
 
-			assignResult, assignError = client.AssignVolume(context.Background(), request)
-			if assignError != nil {
-				return fmt.Errorf("assign volume failure %v: %v", request, assignError)
-			}
-			if assignResult.Error != "" {
-				return fmt.Errorf("assign volume failure %v: %v", request, assignResult.Error)
-			}
-			return nil
+				assignResult, assignError = client.AssignVolume(context.Background(), request)
+				if assignError != nil {
+					return fmt.Errorf("assign volume failure %v: %v", request, assignError)
+				}
+				if assignResult.Error != "" {
+					return fmt.Errorf("assign volume failure %v: %v", request, assignResult.Error)
+				}
+				return nil
+			})
 		})
 		if err != nil {
 			return fmt.Errorf("Failed to assign from %v: %v\n", worker.options.masters, err)
@@ -341,11 +397,13 @@ func (worker *FileCopyWorker) uploadFileAsOne(task FileCopyTask, f *os.File) err
 		if uploadResult.Error != "" {
 			return fmt.Errorf("upload %v to %s result: %v\n", fileName, targetUrl, uploadResult.Error)
 		}
-		fmt.Printf("uploaded %s to %s\n", fileName, targetUrl)
+		if *worker.options.verbose {
+			fmt.Printf("uploaded %s to %s\n", fileName, targetUrl)
+		}
 
 		chunks = append(chunks, uploadResult.ToPbFileChunk(assignResult.FileId, 0))
 
-		fmt.Printf("copied %s => http://%s%s%s\n", fileName, worker.filerHost, task.destinationUrlPath, fileName)
+		fmt.Printf("copied %s => http://%s%s%s\n", f.Name(), worker.filerHost, task.destinationUrlPath, fileName)
 	}
 
 	if err := pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
@@ -404,31 +462,30 @@ func (worker *FileCopyWorker) uploadFileInChunks(task FileCopyTask, f *os.File,
 			// assign a volume
 			var assignResult *filer_pb.AssignVolumeResponse
 			var assignError error
-			err := pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
-				request := &filer_pb.AssignVolumeRequest{
-					Count:       1,
-					Replication: *worker.options.replication,
-					Collection:  *worker.options.collection,
-					TtlSec:      worker.options.ttlSec,
-					DiskType:    *worker.options.diskType,
-					Path:        task.destinationUrlPath + fileName,
-				}
+			err := util.Retry("assignVolume", func() error {
+				return pb.WithGrpcFilerClient(worker.filerGrpcAddress, worker.options.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
+					request := &filer_pb.AssignVolumeRequest{
+						Count:       1,
+						Replication: *worker.options.replication,
+						Collection:  *worker.options.collection,
+						TtlSec:      worker.options.ttlSec,
+						DiskType:    *worker.options.diskType,
+						Path:        task.destinationUrlPath + fileName,
+					}
 
-				assignResult, assignError = client.AssignVolume(context.Background(), request)
-				if assignError != nil {
-					return fmt.Errorf("assign volume failure %v: %v", request, assignError)
-				}
-				if assignResult.Error != "" {
-					return fmt.Errorf("assign volume failure %v: %v", request, assignResult.Error)
-				}
-				return nil
+					assignResult, assignError = client.AssignVolume(context.Background(), request)
+					if assignError != nil {
+						return fmt.Errorf("assign volume failure %v: %v", request, assignError)
+					}
+					if assignResult.Error != "" {
+						return fmt.Errorf("assign volume failure %v: %v", request, assignResult.Error)
+					}
+					return nil
+				})
 			})
 			if err != nil {
 				fmt.Printf("Failed to assign from %v: %v\n", worker.options.masters, err)
 			}
-			if err != nil {
-				fmt.Printf("Failed to assign from %v: %v\n", worker.options.masters, err)
-			}
 
 			targetUrl := "http://" + assignResult.Url + "/" + assignResult.FileId
 			if collection == "" {
@@ -500,7 +557,7 @@ func (worker *FileCopyWorker) uploadFileInChunks(task FileCopyTask, f *os.File,
 		return fmt.Errorf("upload data %v to http://%s%s%s: %v\n", fileName, worker.filerHost, task.destinationUrlPath, fileName, err)
 	}
 
-	fmt.Printf("copied %s => http://%s%s%s\n", fileName, worker.filerHost, task.destinationUrlPath, fileName)
+	fmt.Printf("copied %s => http://%s%s%s\n", f.Name(), worker.filerHost, task.destinationUrlPath, fileName)
 
 	return nil
 }

weed/command/filer_sync.go

@@ -197,7 +197,7 @@ func doSubscribeFilerMetaChanges(grpcDialOption grpc.DialOption, sourceFiler, so
 
 			counter++
 			if lastWriteTime.Add(3 * time.Second).Before(time.Now()) {
-				glog.V(0).Infof("sync %s => %s progressed to %v %0.2f/sec", sourceFiler, targetFiler, time.Unix(0, resp.TsNs), float64(counter)/float64(3))
+				glog.V(0).Infof("sync %s to %s progressed to %v %0.2f/sec", sourceFiler, targetFiler, time.Unix(0, resp.TsNs), float64(counter)/float64(3))
 				counter = 0
 				lastWriteTime = time.Now()
 				if err := setOffset(grpcDialOption, targetFiler, SyncKeyPrefix, sourceFilerSignature, resp.TsNs); err != nil {
@@ -359,16 +359,19 @@ func genProcessFunction(sourcePath string, targetPath string, dataSink sink.Repl
 	return processEventFn
 }
 
-func buildKey(dataSink sink.ReplicationSink, message *filer_pb.EventNotification, targetPath string, sourceKey util.FullPath, sourcePath string) string {
+func buildKey(dataSink sink.ReplicationSink, message *filer_pb.EventNotification, targetPath string, sourceKey util.FullPath, sourcePath string) (key string) {
 	if !dataSink.IsIncremental() {
-		return util.Join(targetPath, string(sourceKey)[len(sourcePath):])
+		key = util.Join(targetPath, string(sourceKey)[len(sourcePath):])
+	} else {
+		var mTime int64
+		if message.NewEntry != nil {
+			mTime = message.NewEntry.Attributes.Mtime
+		} else if message.OldEntry != nil {
+			mTime = message.OldEntry.Attributes.Mtime
+		}
+		dateKey := time.Unix(mTime, 0).Format("2006-01-02")
+		key = util.Join(targetPath, dateKey, string(sourceKey)[len(sourcePath):])
 	}
-	var mTime int64
-	if message.NewEntry != nil {
-		mTime = message.NewEntry.Attributes.Mtime
-	} else if message.OldEntry != nil {
-		mTime = message.OldEntry.Attributes.Mtime
-	}
-	dateKey := time.Unix(mTime, 0).Format("2006-01-02")
-	return util.Join(targetPath, dateKey, string(sourceKey)[len(sourcePath):])
+
+	return escapeKey(key)
 }

weed/command/filer_sync_std.go

@@ -0,0 +1,7 @@
+// +build !windows
+
+package command
+
+func escapeKey(key string) string {
+	return key
+}

weed/command/filer_sync_windows.go

@@ -0,0 +1,12 @@
+package command
+
+import (
+	"strings"
+)
+
+func escapeKey(key string) string {
+	if strings.Contains(key, ":") {
+		return strings.ReplaceAll(key, ":", "")
+	}
+	return key
+}

weed/command/fuse.go

@@ -0,0 +1,260 @@
+package command
+
+import (
+	"fmt"
+	"os"
+	"strconv"
+	"strings"
+	"time"
+)
+
+func init() {
+	cmdFuse.Run = runFuse // break init cycle
+}
+
+type parameter struct {
+	name  string
+	value string
+}
+
+func runFuse(cmd *Command, args []string) bool {
+	rawArgs := strings.Join(args, " ")
+	rawArgsLen := len(rawArgs)
+	option := strings.Builder{}
+	options := []parameter{}
+	masterProcess := true
+	fusermountPath := ""
+
+	// first parameter
+	i := 0
+	for i = 0; i < rawArgsLen && rawArgs[i] != ' '; i++ {
+		option.WriteByte(rawArgs[i])
+	}
+	options = append(options, parameter{"arg0", option.String()})
+	option.Reset()
+
+	for i++; i < rawArgsLen; i++ {
+
+		// space separator check for filled option
+		if rawArgs[i] == ' ' {
+			if option.Len() > 0 {
+				options = append(options, parameter{option.String(), "true"})
+				option.Reset()
+			}
+
+			// dash separator read option until next space
+		} else if rawArgs[i] == '-' {
+			for i++; i < rawArgsLen && rawArgs[i] != ' '; i++ {
+				option.WriteByte(rawArgs[i])
+			}
+			options = append(options, parameter{option.String(), "true"})
+			option.Reset()
+
+			// equal separator start option with pending value
+		} else if rawArgs[i] == '=' {
+			name := option.String()
+			option.Reset()
+
+			for i++; i < rawArgsLen && rawArgs[i] != ',' && rawArgs[i] != ' '; i++ {
+				// double quote separator read option until next double quote
+				if rawArgs[i] == '"' {
+					for i++; i < rawArgsLen && rawArgs[i] != '"'; i++ {
+						option.WriteByte(rawArgs[i])
+					}
+
+				// single quote separator read option until next single quote
+				} else if rawArgs[i] == '\'' {
+					for i++; i < rawArgsLen && rawArgs[i] != '\''; i++ {
+						option.WriteByte(rawArgs[i])
+					}
+
+					// add chars before comma
+				} else if rawArgs[i] != ' ' {
+					option.WriteByte(rawArgs[i])
+				}
+			}
+
+			options = append(options, parameter{name, option.String()})
+			option.Reset()
+
+			// comma separator just read current option
+		} else if rawArgs[i] == ',' {
+			options = append(options, parameter{option.String(), "true"})
+			option.Reset()
+
+			// what is not a separator fill option buffer
+		} else {
+			option.WriteByte(rawArgs[i])
+		}
+	}
+
+	// get residual option data
+	if option.Len() > 0 {
+		// add value to pending option
+		options = append(options, parameter{option.String(), "true"})
+		option.Reset()
+	}
+
+	// scan each parameter
+	for i := 0; i < len(options); i++ {
+		parameter := options[i]
+
+		switch parameter.name {
+		case "child":
+			masterProcess = false
+		case "arg0":
+			mountOptions.dir = &parameter.value
+		case "filer":
+			mountOptions.filer = &parameter.value
+		case "filer.path":
+			mountOptions.filerMountRootPath = &parameter.value
+		case "dirAutoCreate":
+			if parsed, err := strconv.ParseBool(parameter.value); err != nil {
+				mountOptions.dirAutoCreate = &parsed
+			} else {
+				panic(fmt.Errorf("dirAutoCreate: %s", err))
+			}
+		case "collection":
+			mountOptions.collection = &parameter.value
+		case "replication":
+			mountOptions.replication = &parameter.value
+		case "disk":
+			mountOptions.diskType = &parameter.value
+		case "ttl":
+			if parsed, err := strconv.ParseInt(parameter.value, 0, 32); err != nil {
+				intValue := int(parsed)
+				mountOptions.ttlSec = &intValue
+			} else {
+				panic(fmt.Errorf("ttl: %s", err))
+			}
+		case "chunkSizeLimitMB":
+			if parsed, err := strconv.ParseInt(parameter.value, 0, 32); err != nil {
+				intValue := int(parsed)
+				mountOptions.chunkSizeLimitMB = &intValue
+			} else {
+				panic(fmt.Errorf("chunkSizeLimitMB: %s", err))
+			}
+		case "concurrentWriters":
+			i++
+			if parsed, err := strconv.ParseInt(parameter.value, 0, 32); err != nil {
+				intValue := int(parsed)
+				mountOptions.concurrentWriters = &intValue
+			} else {
+				panic(fmt.Errorf("concurrentWriters: %s", err))
+			}
+		case "cacheDir":
+			mountOptions.cacheDir = &parameter.value
+		case "cacheCapacityMB":
+			if parsed, err := strconv.ParseInt(parameter.value, 0, 64); err != nil {
+				mountOptions.cacheSizeMB = &parsed
+			} else {
+				panic(fmt.Errorf("cacheCapacityMB: %s", err))
+			}
+		case "dataCenter":
+			mountOptions.dataCenter = &parameter.value
+		case "allowOthers":
+			if parsed, err := strconv.ParseBool(parameter.value); err != nil {
+				mountOptions.allowOthers = &parsed
+			} else {
+				panic(fmt.Errorf("allowOthers: %s", err))
+			}
+		case "umask":
+			mountOptions.umaskString = &parameter.value
+		case "nonempty":
+			if parsed, err := strconv.ParseBool(parameter.value); err != nil {
+				mountOptions.nonempty = &parsed
+			} else {
+				panic(fmt.Errorf("nonempty: %s", err))
+			}
+		case "volumeServerAccess":
+			mountOptions.volumeServerAccess = &parameter.value
+		case "map.uid":
+			mountOptions.uidMap = &parameter.value
+		case "map.gid":
+			mountOptions.gidMap = &parameter.value
+		case "readOnly":
+			if parsed, err := strconv.ParseBool(parameter.value); err != nil {
+				mountOptions.readOnly = &parsed
+			} else {
+				panic(fmt.Errorf("readOnly: %s", err))
+			}
+		case "cpuprofile":
+			mountCpuProfile = &parameter.value
+		case "memprofile":
+			mountMemProfile = &parameter.value
+		case "readRetryTime":
+			if parsed, err := time.ParseDuration(parameter.value); err != nil {
+				mountReadRetryTime = &parsed
+			} else {
+				panic(fmt.Errorf("readRetryTime: %s", err))
+			}
+		case "fusermount.path":
+			fusermountPath = parameter.value
+		}
+	}
+
+	// the master start the child, release it then finish himself
+	if masterProcess {
+		arg0, err := os.Executable()
+		if err != nil {
+			panic(err)
+		}
+
+		argv := append(os.Args, "-o", "child")
+
+		attr := os.ProcAttr{}
+		attr.Env = os.Environ()
+
+		child, err := os.StartProcess(arg0, argv, &attr)
+
+		if err != nil {
+			panic(fmt.Errorf("master process can not start child process: %s", err))
+		}
+
+		err = child.Release()
+
+		if err != nil {
+			panic(fmt.Errorf("master process can not release child process: %s", err))
+		}
+
+		return true
+	}
+
+	if fusermountPath != "" {
+		if err := os.Setenv("PATH", fusermountPath); err != nil {
+			panic(fmt.Errorf("setenv: %s", err))
+		}
+	} else if os.Getenv("PATH") == "" {
+		if err := os.Setenv("PATH", "/bin:/sbin:/usr/bin:/usr/sbin"); err != nil {
+			panic(fmt.Errorf("setenv: %s", err))
+		}
+	}
+
+	// just call "weed mount" command
+	return runMount(cmdMount, []string{})
+}
+
+var cmdFuse = &Command{
+	UsageLine: "fuse /mnt/mount/point -o \"filer=localhost:8888,filer.path=/\"",
+	Short:     "Allow use weed with linux's mount command",
+	Long: `Allow use weed with linux's mount command
+
+  You can use -t weed on mount command:
+  mv weed /sbin/mount.weed
+  mount -t weed fuse /mnt -o "filer=localhost:8888,filer.path=/"
+
+  Or you can use -t fuse on mount command:
+  mv weed /sbin/weed
+  mount -t fuse.weed fuse /mnt -o "filer=localhost:8888,filer.path=/"
+  mount -t fuse "weed#fuse" /mnt -o "filer=localhost:8888,filer.path=/"
+
+  To use without mess with your /sbin:
+  mount -t fuse./home/user/bin/weed fuse /mnt -o "filer=localhost:8888,filer.path=/"
+  mount -t fuse "/home/user/bin/weed#fuse" /mnt -o "filer=localhost:8888,filer.path=/"
+
+  To pass more than one parameter use quotes, example:
+  mount -t weed fuse /mnt -o "filer='192.168.0.1:8888,192.168.0.2:8888',filer.path=/"
+
+  To check valid options look "weed mount --help"
+  `,
+}

weed/command/mount.go

@@ -37,7 +37,7 @@ var (
 
 func init() {
 	cmdMount.Run = runMount // break init cycle
-	mountOptions.filer = cmdMount.Flag.String("filer", "localhost:8888", "weed filer location")
+	mountOptions.filer = cmdMount.Flag.String("filer", "localhost:8888", "comma-separated weed filer location")
 	mountOptions.filerMountRootPath = cmdMount.Flag.String("filer.path", "/", "mount this remote path from filer server")
 	mountOptions.dir = cmdMount.Flag.String("dir", ".", "mount weed filer to this directory")
 	mountOptions.dirAutoCreate = cmdMount.Flag.Bool("dirAutoCreate", false, "auto create the directory to mount to")

weed/command/mount_std.go

@@ -5,15 +5,18 @@ package command
 import (
 	"context"
 	"fmt"
-	"github.com/chrislusf/seaweedfs/weed/storage/types"
 	"os"
 	"os/user"
 	"path"
+	"path/filepath"
 	"runtime"
 	"strconv"
 	"strings"
+	"syscall"
 	"time"
 
+	"github.com/chrislusf/seaweedfs/weed/storage/types"
+
 	"github.com/chrislusf/seaweedfs/weed/filesys/meta_cache"
 
 	"github.com/seaweedfs/fuse"
@@ -49,11 +52,26 @@ func runMount(cmd *Command, args []string) bool {
 	return RunMount(&mountOptions, os.FileMode(umask))
 }
 
+func getParentInode(mountDir string) (uint64, error) {
+	parentDir := filepath.Clean(filepath.Join(mountDir, ".."))
+	fi, err := os.Stat(parentDir)
+	if err != nil {
+		return 0, err
+	}
+
+	stat, ok := fi.Sys().(*syscall.Stat_t)
+	if !ok {
+		return 0, nil
+	}
+
+	return stat.Ino, nil
+}
+
 func RunMount(option *MountOptions, umask os.FileMode) bool {
 
-	filer := *option.filer
+	filers := strings.Split(*option.filer, ",")
 	// parse filer grpc address
-	filerGrpcAddress, err := pb.ParseServerToGrpcAddress(filer)
+	filerGrpcAddresses, err := pb.ParseServersToGrpcAddresses(filers)
 	if err != nil {
 		glog.V(0).Infof("ParseFilerGrpcAddress: %v", err)
 		return true
@@ -64,34 +82,40 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 	grpcDialOption := security.LoadClientTLS(util.GetViper(), "grpc.client")
 	var cipher bool
 	for i := 0; i < 10; i++ {
-		err = pb.WithGrpcFilerClient(filerGrpcAddress, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
+		err = pb.WithOneOfGrpcFilerClients(filerGrpcAddresses, grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
 			resp, err := client.GetFilerConfiguration(context.Background(), &filer_pb.GetFilerConfigurationRequest{})
 			if err != nil {
-				return fmt.Errorf("get filer grpc address %s configuration: %v", filerGrpcAddress, err)
+				return fmt.Errorf("get filer grpc address %v configuration: %v", filerGrpcAddresses, err)
 			}
 			cipher = resp.Cipher
 			return nil
 		})
 		if err != nil {
-			glog.V(0).Infof("failed to talk to filer %s: %v", filerGrpcAddress, err)
+			glog.V(0).Infof("failed to talk to filer %v: %v", filerGrpcAddresses, err)
 			glog.V(0).Infof("wait for %d seconds ...", i+1)
 			time.Sleep(time.Duration(i+1) * time.Second)
 		}
 	}
 	if err != nil {
-		glog.Errorf("failed to talk to filer %s: %v", filerGrpcAddress, err)
+		glog.Errorf("failed to talk to filer %v: %v", filerGrpcAddresses, err)
 		return true
 	}
 
 	filerMountRootPath := *option.filerMountRootPath
 	dir := util.ResolvePath(*option.dir)
-	chunkSizeLimitMB := *mountOptions.chunkSizeLimitMB
+	parentInode, err := getParentInode(dir)
+	if err != nil {
+		glog.Errorf("failed to retrieve inode for parent directory of %s: %v", dir, err)
+		return true
+	}
 
 	fmt.Printf("This is SeaweedFS version %s %s %s\n", util.Version(), runtime.GOOS, runtime.GOARCH)
 	if dir == "" {
 		fmt.Printf("Please specify the mount directory via \"-dir\"")
 		return false
 	}
+
+	chunkSizeLimitMB := *mountOptions.chunkSizeLimitMB
 	if chunkSizeLimitMB <= 0 {
 		fmt.Printf("Please specify a reasonable buffer size.")
 		return false
@@ -145,7 +169,7 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 
 	options := []fuse.MountOption{
 		fuse.VolumeName(mountName),
-		fuse.FSName(filer + ":" + filerMountRootPath),
+		fuse.FSName(*option.filer + ":" + filerMountRootPath),
 		fuse.Subtype("seaweedfs"),
 		// fuse.NoAppleDouble(), // include .DS_Store, otherwise can not delete non-empty folders
 		fuse.NoAppleXattr(),
@@ -181,8 +205,8 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 
 	seaweedFileSystem := filesys.NewSeaweedFileSystem(&filesys.Option{
 		MountDirectory:     dir,
-		FilerAddress:       filer,
-		FilerGrpcAddress:   filerGrpcAddress,
+		FilerAddresses:     filers,
+		FilerGrpcAddresses: filerGrpcAddresses,
 		GrpcDialOption:     grpcDialOption,
 		FilerMountRootPath: mountRoot,
 		Collection:         *option.collection,
@@ -199,6 +223,7 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 		MountMode:          mountMode,
 		MountCtime:         fileInfo.ModTime(),
 		MountMtime:         time.Now(),
+		MountParentInode:   parentInode,
 		Umask:              umask,
 		VolumeServerAccess: *mountOptions.volumeServerAccess,
 		Cipher:             cipher,
@@ -218,9 +243,10 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 		c.Close()
 	})
 
-	glog.V(0).Infof("mounted %s%s to %s", filer, mountRoot, dir)
+	glog.V(0).Infof("mounted %s%s to %v", *option.filer, mountRoot, dir)
 	server := fs.New(c, nil)
 	seaweedFileSystem.Server = server
+	seaweedFileSystem.StartBackgroundTasks()
 	err = server.Serve(seaweedFileSystem)
 
 	// check if the mount process has an error to report

weed/command/scaffold.go

@@ -1,6 +1,7 @@
 package command
 
 import (
+	"github.com/chrislusf/seaweedfs/weed/command/scaffold"
 	"io/ioutil"
 	"path/filepath"
 )
@@ -35,17 +36,17 @@ func runScaffold(cmd *Command, args []string) bool {
 	content := ""
 	switch *config {
 	case "filer":
-		content = FILER_TOML_EXAMPLE
+		content = scaffold.Filer
 	case "notification":
-		content = NOTIFICATION_TOML_EXAMPLE
+		content = scaffold.Notification
 	case "replication":
-		content = REPLICATION_TOML_EXAMPLE
+		content = scaffold.Replication
 	case "security":
-		content = SECURITY_TOML_EXAMPLE
+		content = scaffold.Security
 	case "master":
-		content = MASTER_TOML_EXAMPLE
+		content = scaffold.Master
 	case "shell":
-		content = SHELL_TOML_EXAMPLE
+		content = scaffold.Shell
 	}
 	if content == "" {
 		println("need a valid -config option")
@@ -59,515 +60,3 @@ func runScaffold(cmd *Command, args []string) bool {
 	}
 	return true
 }
-
-const (
-	FILER_TOML_EXAMPLE = `
-# A sample TOML config file for SeaweedFS filer store
-# Used with "weed filer" or "weed server -filer"
-# Put this file to one of the location, with descending priority
-#    ./filer.toml
-#    $HOME/.seaweedfs/filer.toml
-#    /etc/seaweedfs/filer.toml
-
-####################################################
-# Customizable filer server options
-####################################################
-[filer.options]
-# with http DELETE, by default the filer would check whether a folder is empty.
-# recursive_delete will delete all sub folders and files, similar to "rm -Rf"
-recursive_delete = false
-# directories under this folder will be automatically creating a separate bucket
-buckets_folder = "/buckets"
-
-####################################################
-# The following are filer store options
-####################################################
-
-[leveldb2]
-# local on disk, mostly for simple single-machine setup, fairly scalable
-# faster than previous leveldb, recommended.
-enabled = true
-dir = "./filerldb2"					# directory to store level db files
-
-[leveldb3]
-# similar to leveldb2.
-# each bucket has its own meta store.
-enabled = false
-dir = "./filerldb3"					# directory to store level db files
-
-[rocksdb]
-# local on disk, similar to leveldb
-# since it is using a C wrapper, you need to install rocksdb and build it by yourself
-enabled = false
-dir = "./filerrdb"					# directory to store rocksdb files
-
-[mysql]  # or memsql, tidb
-# CREATE TABLE IF NOT EXISTS filemeta (
-#   dirhash     BIGINT               COMMENT 'first 64 bits of MD5 hash value of directory field',
-#   name        VARCHAR(1000) BINARY COMMENT 'directory or file name',
-#   directory   TEXT                 COMMENT 'full path to parent directory',
-#   meta        LONGBLOB,
-#   PRIMARY KEY (dirhash, name)
-# ) DEFAULT CHARSET=utf8;
-
-enabled = false
-hostname = "localhost"
-port = 3306
-username = "root"
-password = ""
-database = ""              # create or use an existing database
-connection_max_idle = 2
-connection_max_open = 100
-connection_max_lifetime_seconds = 0
-interpolateParams = false
-# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
-enableUpsert = true
-upsertQuery = """INSERT INTO ` + "`%s`" + ` (dirhash,name,directory,meta) VALUES(?,?,?,?) ON DUPLICATE KEY UPDATE meta = VALUES(meta)"""
-
-[mysql2]  # or memsql, tidb
-enabled = false
-createTable = """
-  CREATE TABLE IF NOT EXISTS ` + "`%s`" + ` (
-    dirhash BIGINT,
-    name VARCHAR(1000) BINARY,
-    directory TEXT,
-    meta LONGBLOB,
-    PRIMARY KEY (dirhash, name)
-  ) DEFAULT CHARSET=utf8;
-"""
-hostname = "localhost"
-port = 3306
-username = "root"
-password = ""
-database = ""              # create or use an existing database
-connection_max_idle = 2
-connection_max_open = 100
-connection_max_lifetime_seconds = 0
-interpolateParams = false
-# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
-enableUpsert = true
-upsertQuery = """INSERT INTO ` + "`%s`" + ` (dirhash,name,directory,meta) VALUES(?,?,?,?) ON DUPLICATE KEY UPDATE meta = VALUES(meta)"""
-
-[postgres] # or cockroachdb, YugabyteDB
-# CREATE TABLE IF NOT EXISTS filemeta (
-#   dirhash     BIGINT,
-#   name        VARCHAR(65535),
-#   directory   VARCHAR(65535),
-#   meta        bytea,
-#   PRIMARY KEY (dirhash, name)
-# );
-enabled = false
-hostname = "localhost"
-port = 5432
-username = "postgres"
-password = ""
-database = "postgres"          # create or use an existing database
-schema = ""
-sslmode = "disable"
-connection_max_idle = 100
-connection_max_open = 100
-connection_max_lifetime_seconds = 0
-# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
-enableUpsert = true
-upsertQuery = """INSERT INTO "%[1]s" (dirhash,name,directory,meta) VALUES($1,$2,$3,$4) ON CONFLICT (dirhash,name) DO UPDATE SET meta = EXCLUDED.meta WHERE "%[1]s".meta != EXCLUDED.meta"""
-
-[postgres2]
-enabled = false
-createTable = """
-  CREATE TABLE IF NOT EXISTS "%s" (
-    dirhash   BIGINT, 
-    name      VARCHAR(65535), 
-    directory VARCHAR(65535), 
-    meta      bytea, 
-    PRIMARY KEY (dirhash, name)
-  );
-"""
-hostname = "localhost"
-port = 5432
-username = "postgres"
-password = ""
-database = "postgres"          # create or use an existing database
-schema = ""
-sslmode = "disable"
-connection_max_idle = 100
-connection_max_open = 100
-connection_max_lifetime_seconds = 0
-# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
-enableUpsert = true
-upsertQuery = """INSERT INTO "%[1]s" (dirhash,name,directory,meta) VALUES($1,$2,$3,$4) ON CONFLICT (dirhash,name) DO UPDATE SET meta = EXCLUDED.meta WHERE "%[1]s".meta != EXCLUDED.meta"""
-
-[cassandra]
-# CREATE TABLE filemeta (
-#    directory varchar,
-#    name varchar,
-#    meta blob,
-#    PRIMARY KEY (directory, name)
-# ) WITH CLUSTERING ORDER BY (name ASC);
-enabled = false
-keyspace="seaweedfs"
-hosts=[
-	"localhost:9042",
-]
-username=""
-password=""
-# This changes the data layout. Only add new directories. Removing/Updating will cause data loss.
-superLargeDirectories = []
-
-[hbase]
-enabled = false
-zkquorum = ""
-table = "seaweedfs"
-
-[redis2]
-enabled = false
-address  = "localhost:6379"
-password = ""
-database = 0
-# This changes the data layout. Only add new directories. Removing/Updating will cause data loss.
-superLargeDirectories = []
-
-[redis_cluster2]
-enabled = false
-addresses = [
-    "localhost:30001",
-    "localhost:30002",
-    "localhost:30003",
-    "localhost:30004",
-    "localhost:30005",
-    "localhost:30006",
-]
-password = ""
-# allows reads from slave servers or the master, but all writes still go to the master
-readOnly = false
-# automatically use the closest Redis server for reads
-routeByLatency = false
-# This changes the data layout. Only add new directories. Removing/Updating will cause data loss.
-superLargeDirectories = []
-
-[etcd]
-enabled = false
-servers = "localhost:2379"
-timeout = "3s"
-
-[mongodb]
-enabled = false
-uri = "mongodb://localhost:27017"
-option_pool_size = 0
-database = "seaweedfs"
-
-[elastic7]
-enabled = false
-servers = [
-    "http://localhost1:9200",
-    "http://localhost2:9200",
-    "http://localhost3:9200",
-]
-username = ""
-password = ""
-sniff_enabled = false
-healthcheck_enabled = false
-# increase the value is recommend, be sure the value in Elastic is greater or equal here
-index.max_result_window = 10000
-
-
-
-##########################
-##########################
-# To add path-specific filer store:
-#
-# 1. Add a name following the store type separated by a dot ".". E.g., cassandra.tmp
-# 2. Add a location configuraiton. E.g., location = "/tmp/"
-# 3. Copy and customize all other configurations. 
-#     Make sure they are not the same if using the same store type!
-# 4. Set enabled to true
-#
-# The following is just using redis as an example
-##########################
-[redis2.tmp]
-enabled = false
-location = "/tmp/"
-address  = "localhost:6379"
-password = ""
-database = 1
-
-`
-
-	NOTIFICATION_TOML_EXAMPLE = `
-# A sample TOML config file for SeaweedFS filer store
-# Used by both "weed filer" or "weed server -filer" and "weed filer.replicate"
-# Put this file to one of the location, with descending priority
-#    ./notification.toml
-#    $HOME/.seaweedfs/notification.toml
-#    /etc/seaweedfs/notification.toml
-
-####################################################
-# notification
-# send and receive filer updates for each file to an external message queue
-####################################################
-[notification.log]
-# this is only for debugging perpose and does not work with "weed filer.replicate"
-enabled = false
-
-
-[notification.kafka]
-enabled = false
-hosts = [
-  "localhost:9092"
-]
-topic = "seaweedfs_filer"
-offsetFile = "./last.offset"
-offsetSaveIntervalSeconds = 10
-
-
-[notification.aws_sqs]
-# experimental, let me know if it works
-enabled = false
-aws_access_key_id     = ""        # if empty, loads from the shared credentials file (~/.aws/credentials).
-aws_secret_access_key = ""        # if empty, loads from the shared credentials file (~/.aws/credentials).
-region = "us-east-2"
-sqs_queue_name = "my_filer_queue" # an existing queue name
-
-
-[notification.google_pub_sub]
-# read credentials doc at https://cloud.google.com/docs/authentication/getting-started
-enabled = false
-google_application_credentials = "/path/to/x.json" # path to json credential file
-project_id = ""                       # an existing project id
-topic = "seaweedfs_filer_topic"       # a topic, auto created if does not exists
-
-[notification.gocdk_pub_sub]
-# The Go Cloud Development Kit (https://gocloud.dev).
-# PubSub API (https://godoc.org/gocloud.dev/pubsub).
-# Supports AWS SNS/SQS, Azure Service Bus, Google PubSub, NATS and RabbitMQ.
-enabled = false
-# This URL will Dial the RabbitMQ server at the URL in the environment
-# variable RABBIT_SERVER_URL and open the exchange "myexchange".
-# The exchange must have already been created by some other means, like
-# the RabbitMQ management plugin. Сreate myexchange of type fanout and myqueue then
-# create binding myexchange => myqueue
-topic_url = "rabbit://myexchange"
-sub_url = "rabbit://myqueue"
-`
-
-	REPLICATION_TOML_EXAMPLE = `
-# A sample TOML config file for replicating SeaweedFS filer
-# Used with "weed filer.replicate"
-# Put this file to one of the location, with descending priority
-#    ./replication.toml
-#    $HOME/.seaweedfs/replication.toml
-#    /etc/seaweedfs/replication.toml
-
-[source.filer]
-enabled = true
-grpcAddress = "localhost:18888"
-# all files under this directory tree are replicated.
-# this is not a directory on your hard drive, but on your filer.
-# i.e., all files with this "prefix" are sent to notification message queue.
-directory = "/buckets"
-
-[sink.local]
-enabled = false
-directory = "/data"
-# all replicated files are under modified time as yyyy-mm-dd directories
-# so each date directory contains all new and updated files.
-is_incremental = false
-
-[sink.local_incremental]
-# all replicated files are under modified time as yyyy-mm-dd directories
-# so each date directory contains all new and updated files.
-enabled = false
-directory = "/backup"
-
-[sink.filer]
-enabled = false
-grpcAddress = "localhost:18888"
-# all replicated files are under this directory tree
-# this is not a directory on your hard drive, but on your filer.
-# i.e., all received files will be "prefixed" to this directory.
-directory = "/backup"
-replication = ""
-collection = ""
-ttlSec = 0
-is_incremental = false
-
-[sink.s3]
-# read credentials doc at https://docs.aws.amazon.com/sdk-for-go/v1/developer-guide/sessions.html
-# default loads credentials from the shared credentials file (~/.aws/credentials).
-enabled = false
-aws_access_key_id     = ""     # if empty, loads from the shared credentials file (~/.aws/credentials).
-aws_secret_access_key = ""     # if empty, loads from the shared credentials file (~/.aws/credentials).
-region = "us-east-2"
-bucket = "your_bucket_name"    # an existing bucket
-directory = "/"                # destination directory
-endpoint = ""
-is_incremental = false
-
-[sink.google_cloud_storage]
-# read credentials doc at https://cloud.google.com/docs/authentication/getting-started
-enabled = false
-google_application_credentials = "/path/to/x.json" # path to json credential file
-bucket = "your_bucket_seaweedfs"    # an existing bucket
-directory = "/"                     # destination directory
-is_incremental = false
-
-[sink.azure]
-# experimental, let me know if it works
-enabled = false
-account_name = ""
-account_key  = ""
-container = "mycontainer"      # an existing container
-directory = "/"                # destination directory
-is_incremental = false
-
-[sink.backblaze]
-enabled = false
-b2_account_id = ""
-b2_master_application_key  = ""
-bucket = "mybucket"            # an existing bucket
-directory = "/"                # destination directory
-is_incremental = false
-
-`
-
-	SECURITY_TOML_EXAMPLE = `
-# Put this file to one of the location, with descending priority
-#    ./security.toml
-#    $HOME/.seaweedfs/security.toml
-#    /etc/seaweedfs/security.toml
-# this file is read by master, volume server, and filer
-
-# the jwt signing key is read by master and volume server.
-# a jwt defaults to expire after 10 seconds.
-[jwt.signing]
-key = ""
-expires_after_seconds = 10           # seconds
-
-# jwt for read is only supported with master+volume setup. Filer does not support this mode.
-[jwt.signing.read]
-key = ""
-expires_after_seconds = 10           # seconds
-
-# all grpc tls authentications are mutual
-# the values for the following ca, cert, and key are paths to the PERM files.
-# the host name is not checked, so the PERM files can be shared.
-[grpc]
-ca = ""
-# Set wildcard domain for enable TLS authentication by common names
-allowed_wildcard_domain = "" # .mycompany.com
-
-[grpc.volume]
-cert = ""
-key  = ""
-allowed_commonNames = ""	# comma-separated SSL certificate common names
-
-[grpc.master]
-cert = ""
-key  = ""
-allowed_commonNames = ""	# comma-separated SSL certificate common names
-
-[grpc.filer]
-cert = ""
-key  = ""
-allowed_commonNames = ""	# comma-separated SSL certificate common names
-
-[grpc.msg_broker]
-cert = ""
-key  = ""
-allowed_commonNames = ""	# comma-separated SSL certificate common names
-
-# use this for any place needs a grpc client
-# i.e., "weed backup|benchmark|filer.copy|filer.replicate|mount|s3|upload"
-[grpc.client]
-cert = ""
-key  = ""
-
-# volume server https options
-# Note: work in progress!
-#     this does not work with other clients, e.g., "weed filer|mount" etc, yet.
-[https.client]
-enabled = true
-[https.volume]
-cert = ""
-key  = ""
-
-
-`
-
-	MASTER_TOML_EXAMPLE = `
-# Put this file to one of the location, with descending priority
-#    ./master.toml
-#    $HOME/.seaweedfs/master.toml
-#    /etc/seaweedfs/master.toml
-# this file is read by master
-
-[master.maintenance]
-# periodically run these scripts are the same as running them from 'weed shell'
-scripts = """
-  lock
-  ec.encode -fullPercent=95 -quietFor=1h
-  ec.rebuild -force
-  ec.balance -force
-  volume.balance -force
-  volume.fix.replication
-  unlock
-"""
-sleep_minutes = 17          # sleep minutes between each script execution
-
-[master.filer]
-default = "localhost:8888"    # used by maintenance scripts if the scripts needs to use fs related commands
-
-
-[master.sequencer]
-type = "raft"     # Choose [raft|etcd|snowflake] type for storing the file id sequence
-# when sequencer.type = etcd, set listen client urls of etcd cluster that store file id sequence
-# example : http://127.0.0.1:2379,http://127.0.0.1:2389
-sequencer_etcd_urls = "http://127.0.0.1:2379"
-
-
-# configurations for tiered cloud storage
-# old volumes are transparently moved to cloud for cost efficiency
-[storage.backend]
-	[storage.backend.s3.default]
-	enabled = false
-	aws_access_key_id     = ""     # if empty, loads from the shared credentials file (~/.aws/credentials).
-	aws_secret_access_key = ""     # if empty, loads from the shared credentials file (~/.aws/credentials).
-	region = "us-east-2"
-	bucket = "your_bucket_name"    # an existing bucket
-	endpoint = ""
-
-# create this number of logical volumes if no more writable volumes
-# count_x means how many copies of data.
-# e.g.:
-#   000 has only one copy, copy_1
-#   010 and 001 has two copies, copy_2
-#   011 has only 3 copies, copy_3
-[master.volume_growth]
-copy_1 = 7                # create 1 x 7 = 7 actual volumes
-copy_2 = 6                # create 2 x 6 = 12 actual volumes
-copy_3 = 3                # create 3 x 3 = 9 actual volumes
-copy_other = 1            # create n x 1 = n actual volumes
-
-# configuration flags for replication
-[master.replication]
-# any replication counts should be considered minimums. If you specify 010 and
-# have 3 different racks, that's still considered writable. Writes will still
-# try to replicate to all available volumes. You should only use this option
-# if you are doing your own replication or periodic sync of volumes.
-treat_replication_as_minimums = false
-
-`
-	SHELL_TOML_EXAMPLE = `
-
-[cluster]
-default = "c1"
-
-[cluster.c1]
-master = "localhost:9333"    # comma-separated master servers
-filer = "localhost:8888"     # filer host and port
-
-[cluster.c2]
-master = ""
-filer = ""
-
-`
-)

weed/command/scaffold/example.go

@@ -0,0 +1,21 @@
+package scaffold
+
+import _ "embed"
+
+//go:embed filer.toml
+var Filer string
+
+//go:embed notification.toml
+var Notification string
+
+//go:embed replication.toml
+var Replication string
+
+//go:embed security.toml
+var Security string
+
+//go:embed master.toml
+var Master string
+
+//go:embed shell.toml
+var Shell string

weed/command/scaffold/filer.toml

@@ -0,0 +1,234 @@
+# A sample TOML config file for SeaweedFS filer store
+# Used with "weed filer" or "weed server -filer"
+# Put this file to one of the location, with descending priority
+#    ./filer.toml
+#    $HOME/.seaweedfs/filer.toml
+#    /etc/seaweedfs/filer.toml
+
+####################################################
+# Customizable filer server options
+####################################################
+[filer.options]
+# with http DELETE, by default the filer would check whether a folder is empty.
+# recursive_delete will delete all sub folders and files, similar to "rm -Rf"
+recursive_delete = false
+# directories under this folder will be automatically creating a separate bucket
+buckets_folder = "/buckets"
+
+####################################################
+# The following are filer store options
+####################################################
+
+[leveldb2]
+# local on disk, mostly for simple single-machine setup, fairly scalable
+# faster than previous leveldb, recommended.
+enabled = true
+dir = "./filerldb2"                    # directory to store level db files
+
+[leveldb3]
+# similar to leveldb2.
+# each bucket has its own meta store.
+enabled = false
+dir = "./filerldb3"                    # directory to store level db files
+
+[rocksdb]
+# local on disk, similar to leveldb
+# since it is using a C wrapper, you need to install rocksdb and build it by yourself
+enabled = false
+dir = "./filerrdb"                    # directory to store rocksdb files
+
+[sqlite]
+# local on disk, similar to leveldb
+enabled = false
+dbFile = "./filer.db"                # sqlite db file
+
+[mysql]  # or memsql, tidb
+# CREATE TABLE IF NOT EXISTS filemeta (
+#   dirhash     BIGINT               COMMENT 'first 64 bits of MD5 hash value of directory field',
+#   name        VARCHAR(1000) BINARY COMMENT 'directory or file name',
+#   directory   TEXT                 COMMENT 'full path to parent directory',
+#   meta        LONGBLOB,
+#   PRIMARY KEY (dirhash, name)
+# ) DEFAULT CHARSET=utf8;
+
+enabled = false
+hostname = "localhost"
+port = 3306
+username = "root"
+password = ""
+database = ""              # create or use an existing database
+connection_max_idle = 2
+connection_max_open = 100
+connection_max_lifetime_seconds = 0
+interpolateParams = false
+# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
+enableUpsert = true
+upsertQuery = """INSERT INTO ` + "`%s`" + ` (dirhash,name,directory,meta) VALUES(?,?,?,?) ON DUPLICATE KEY UPDATE meta = VALUES(meta)"""
+
+[mysql2]  # or memsql, tidb
+enabled = false
+createTable = """
+  CREATE TABLE IF NOT EXISTS ` + "`%s`" + ` (
+    dirhash BIGINT,
+    name VARCHAR(1000) BINARY,
+    directory TEXT,
+    meta LONGBLOB,
+    PRIMARY KEY (dirhash, name)
+  ) DEFAULT CHARSET=utf8;
+"""
+hostname = "localhost"
+port = 3306
+username = "root"
+password = ""
+database = ""              # create or use an existing database
+connection_max_idle = 2
+connection_max_open = 100
+connection_max_lifetime_seconds = 0
+interpolateParams = false
+# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
+enableUpsert = true
+upsertQuery = """INSERT INTO ` + "`%s`" + ` (dirhash,name,directory,meta) VALUES(?,?,?,?) ON DUPLICATE KEY UPDATE meta = VALUES(meta)"""
+
+[postgres] # or cockroachdb, YugabyteDB
+# CREATE TABLE IF NOT EXISTS filemeta (
+#   dirhash     BIGINT,
+#   name        VARCHAR(65535),
+#   directory   VARCHAR(65535),
+#   meta        bytea,
+#   PRIMARY KEY (dirhash, name)
+# );
+enabled = false
+hostname = "localhost"
+port = 5432
+username = "postgres"
+password = ""
+database = "postgres"          # create or use an existing database
+schema = ""
+sslmode = "disable"
+connection_max_idle = 100
+connection_max_open = 100
+connection_max_lifetime_seconds = 0
+# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
+enableUpsert = true
+upsertQuery = """INSERT INTO "%[1]s" (dirhash,name,directory,meta) VALUES($1,$2,$3,$4) ON CONFLICT (dirhash,name) DO UPDATE SET meta = EXCLUDED.meta WHERE "%[1]s".meta != EXCLUDED.meta"""
+
+[postgres2]
+enabled = false
+createTable = """
+  CREATE TABLE IF NOT EXISTS "%s" (
+    dirhash   BIGINT,
+    name      VARCHAR(65535),
+    directory VARCHAR(65535),
+    meta      bytea,
+    PRIMARY KEY (dirhash, name)
+  );
+"""
+hostname = "localhost"
+port = 5432
+username = "postgres"
+password = ""
+database = "postgres"          # create or use an existing database
+schema = ""
+sslmode = "disable"
+connection_max_idle = 100
+connection_max_open = 100
+connection_max_lifetime_seconds = 0
+# if insert/upsert failing, you can disable upsert or update query syntax to match your RDBMS syntax:
+enableUpsert = true
+upsertQuery = """INSERT INTO "%[1]s" (dirhash,name,directory,meta) VALUES($1,$2,$3,$4) ON CONFLICT (dirhash,name) DO UPDATE SET meta = EXCLUDED.meta WHERE "%[1]s".meta != EXCLUDED.meta"""
+
+[cassandra]
+# CREATE TABLE filemeta (
+#    directory varchar,
+#    name varchar,
+#    meta blob,
+#    PRIMARY KEY (directory, name)
+# ) WITH CLUSTERING ORDER BY (name ASC);
+enabled = false
+keyspace = "seaweedfs"
+hosts = [
+    "localhost:9042",
+]
+username = ""
+password = ""
+# This changes the data layout. Only add new directories. Removing/Updating will cause data loss.
+superLargeDirectories = []
+# Name of the datacenter local to this filer, used as host selection fallback.
+localDC = ""
+
+[hbase]
+enabled = false
+zkquorum = ""
+table = "seaweedfs"
+
+[redis2]
+enabled = false
+address = "localhost:6379"
+password = ""
+database = 0
+# This changes the data layout. Only add new directories. Removing/Updating will cause data loss.
+superLargeDirectories = []
+
+[redis_cluster2]
+enabled = false
+addresses = [
+    "localhost:30001",
+    "localhost:30002",
+    "localhost:30003",
+    "localhost:30004",
+    "localhost:30005",
+    "localhost:30006",
+]
+password = ""
+# allows reads from slave servers or the master, but all writes still go to the master
+readOnly = false
+# automatically use the closest Redis server for reads
+routeByLatency = false
+# This changes the data layout. Only add new directories. Removing/Updating will cause data loss.
+superLargeDirectories = []
+
+[etcd]
+enabled = false
+servers = "localhost:2379"
+timeout = "3s"
+
+[mongodb]
+enabled = false
+uri = "mongodb://localhost:27017"
+option_pool_size = 0
+database = "seaweedfs"
+
+[elastic7]
+enabled = false
+servers = [
+    "http://localhost1:9200",
+    "http://localhost2:9200",
+    "http://localhost3:9200",
+]
+username = ""
+password = ""
+sniff_enabled = false
+healthcheck_enabled = false
+# increase the value is recommend, be sure the value in Elastic is greater or equal here
+index.max_result_window = 10000
+
+
+
+##########################
+##########################
+# To add path-specific filer store:
+#
+# 1. Add a name following the store type separated by a dot ".". E.g., cassandra.tmp
+# 2. Add a location configuraiton. E.g., location = "/tmp/"
+# 3. Copy and customize all other configurations.
+#     Make sure they are not the same if using the same store type!
+# 4. Set enabled to true
+#
+# The following is just using redis as an example
+##########################
+[redis2.tmp]
+enabled = false
+location = "/tmp/"
+address = "localhost:6379"
+password = ""
+database = 1

weed/command/scaffold/master.toml

@@ -0,0 +1,60 @@
+# Put this file to one of the location, with descending priority
+#    ./master.toml
+#    $HOME/.seaweedfs/master.toml
+#    /etc/seaweedfs/master.toml
+# this file is read by master
+
+[master.maintenance]
+# periodically run these scripts are the same as running them from 'weed shell'
+scripts = """
+  lock
+  ec.encode -fullPercent=95 -quietFor=1h
+  ec.rebuild -force
+  ec.balance -force
+  volume.balance -force
+  volume.fix.replication
+  unlock
+"""
+sleep_minutes = 17          # sleep minutes between each script execution
+
+[master.filer]
+default = "localhost:8888"    # used by maintenance scripts if the scripts needs to use fs related commands
+
+
+[master.sequencer]
+type = "raft"     # Choose [raft|etcd|snowflake] type for storing the file id sequence
+# when sequencer.type = etcd, set listen client urls of etcd cluster that store file id sequence
+# example : http://127.0.0.1:2379,http://127.0.0.1:2389
+sequencer_etcd_urls = "http://127.0.0.1:2379"
+
+
+# configurations for tiered cloud storage
+# old volumes are transparently moved to cloud for cost efficiency
+[storage.backend]
+[storage.backend.s3.default]
+enabled = false
+aws_access_key_id = ""         # if empty, loads from the shared credentials file (~/.aws/credentials).
+aws_secret_access_key = ""     # if empty, loads from the shared credentials file (~/.aws/credentials).
+region = "us-east-2"
+bucket = "your_bucket_name"    # an existing bucket
+endpoint = ""
+
+# create this number of logical volumes if no more writable volumes
+# count_x means how many copies of data.
+# e.g.:
+#   000 has only one copy, copy_1
+#   010 and 001 has two copies, copy_2
+#   011 has only 3 copies, copy_3
+[master.volume_growth]
+copy_1 = 7                # create 1 x 7 = 7 actual volumes
+copy_2 = 6                # create 2 x 6 = 12 actual volumes
+copy_3 = 3                # create 3 x 3 = 9 actual volumes
+copy_other = 1            # create n x 1 = n actual volumes
+
+# configuration flags for replication
+[master.replication]
+# any replication counts should be considered minimums. If you specify 010 and
+# have 3 different racks, that's still considered writable. Writes will still
+# try to replicate to all available volumes. You should only use this option
+# if you are doing your own replication or periodic sync of volumes.
+treat_replication_as_minimums = false

weed/command/scaffold/notification.toml

@@ -0,0 +1,54 @@
+# A sample TOML config file for SeaweedFS filer store
+# Used by both "weed filer" or "weed server -filer" and "weed filer.replicate"
+# Put this file to one of the location, with descending priority
+#    ./notification.toml
+#    $HOME/.seaweedfs/notification.toml
+#    /etc/seaweedfs/notification.toml
+
+####################################################
+# notification
+# send and receive filer updates for each file to an external message queue
+####################################################
+[notification.log]
+# this is only for debugging perpose and does not work with "weed filer.replicate"
+enabled = false
+
+
+[notification.kafka]
+enabled = false
+hosts = [
+    "localhost:9092"
+]
+topic = "seaweedfs_filer"
+offsetFile = "./last.offset"
+offsetSaveIntervalSeconds = 10
+
+
+[notification.aws_sqs]
+# experimental, let me know if it works
+enabled = false
+aws_access_key_id = ""        # if empty, loads from the shared credentials file (~/.aws/credentials).
+aws_secret_access_key = ""        # if empty, loads from the shared credentials file (~/.aws/credentials).
+region = "us-east-2"
+sqs_queue_name = "my_filer_queue" # an existing queue name
+
+
+[notification.google_pub_sub]
+# read credentials doc at https://cloud.google.com/docs/authentication/getting-started
+enabled = false
+google_application_credentials = "/path/to/x.json" # path to json credential file
+project_id = ""                       # an existing project id
+topic = "seaweedfs_filer_topic"       # a topic, auto created if does not exists
+
+[notification.gocdk_pub_sub]
+# The Go Cloud Development Kit (https://gocloud.dev).
+# PubSub API (https://godoc.org/gocloud.dev/pubsub).
+# Supports AWS SNS/SQS, Azure Service Bus, Google PubSub, NATS and RabbitMQ.
+enabled = false
+# This URL will Dial the RabbitMQ server at the URL in the environment
+# variable RABBIT_SERVER_URL and open the exchange "myexchange".
+# The exchange must have already been created by some other means, like
+# the RabbitMQ management plugin. Сreate myexchange of type fanout and myqueue then
+# create binding myexchange => myqueue
+topic_url = "rabbit://myexchange"
+sub_url = "rabbit://myqueue"

weed/command/scaffold/replication.toml

@@ -0,0 +1,71 @@
+# A sample TOML config file for replicating SeaweedFS filer
+# Used with "weed filer.backup"
+# Using with "weed filer.replicate" is deprecated.
+# Put this file to one of the location, with descending priority
+#    ./replication.toml
+#    $HOME/.seaweedfs/replication.toml
+#    /etc/seaweedfs/replication.toml
+
+[source.filer]  # deprecated. Only useful with "weed filer.replicate"
+enabled = true
+grpcAddress = "localhost:18888"
+# all files under this directory tree are replicated.
+# this is not a directory on your hard drive, but on your filer.
+# i.e., all files with this "prefix" are sent to notification message queue.
+directory = "/buckets"
+
+[sink.local]
+enabled = false
+directory = "/data"
+# all replicated files are under modified time as yyyy-mm-dd directories
+# so each date directory contains all new and updated files.
+is_incremental = false
+
+[sink.filer]
+enabled = false
+grpcAddress = "localhost:18888"
+# all replicated files are under this directory tree
+# this is not a directory on your hard drive, but on your filer.
+# i.e., all received files will be "prefixed" to this directory.
+directory = "/backup"
+replication = ""
+collection = ""
+ttlSec = 0
+is_incremental = false
+
+[sink.s3]
+# read credentials doc at https://docs.aws.amazon.com/sdk-for-go/v1/developer-guide/sessions.html
+# default loads credentials from the shared credentials file (~/.aws/credentials).
+enabled = false
+aws_access_key_id = ""         # if empty, loads from the shared credentials file (~/.aws/credentials).
+aws_secret_access_key = ""     # if empty, loads from the shared credentials file (~/.aws/credentials).
+region = "us-east-2"
+bucket = "your_bucket_name"    # an existing bucket
+directory = "/"                # destination directory
+endpoint = ""
+is_incremental = false
+
+[sink.google_cloud_storage]
+# read credentials doc at https://cloud.google.com/docs/authentication/getting-started
+enabled = false
+google_application_credentials = "/path/to/x.json" # path to json credential file
+bucket = "your_bucket_seaweedfs"    # an existing bucket
+directory = "/"                     # destination directory
+is_incremental = false
+
+[sink.azure]
+# experimental, let me know if it works
+enabled = false
+account_name = ""
+account_key = ""
+container = "mycontainer"      # an existing container
+directory = "/"                # destination directory
+is_incremental = false
+
+[sink.backblaze]
+enabled = false
+b2_account_id = ""
+b2_master_application_key = ""
+bucket = "mybucket"            # an existing bucket
+directory = "/"                # destination directory
+is_incremental = false

weed/command/scaffold/security.toml

@@ -0,0 +1,60 @@
+# Put this file to one of the location, with descending priority
+#    ./security.toml
+#    $HOME/.seaweedfs/security.toml
+#    /etc/seaweedfs/security.toml
+# this file is read by master, volume server, and filer
+
+# the jwt signing key is read by master and volume server.
+# a jwt defaults to expire after 10 seconds.
+[jwt.signing]
+key = ""
+expires_after_seconds = 10           # seconds
+
+# jwt for read is only supported with master+volume setup. Filer does not support this mode.
+[jwt.signing.read]
+key = ""
+expires_after_seconds = 10           # seconds
+
+# all grpc tls authentications are mutual
+# the values for the following ca, cert, and key are paths to the PERM files.
+# the host name is not checked, so the PERM files can be shared.
+[grpc]
+ca = ""
+# Set wildcard domain for enable TLS authentication by common names
+allowed_wildcard_domain = "" # .mycompany.com
+
+[grpc.volume]
+cert = ""
+key = ""
+allowed_commonNames = ""    # comma-separated SSL certificate common names
+
+[grpc.master]
+cert = ""
+key = ""
+allowed_commonNames = ""    # comma-separated SSL certificate common names
+
+[grpc.filer]
+cert = ""
+key = ""
+allowed_commonNames = ""    # comma-separated SSL certificate common names
+
+[grpc.msg_broker]
+cert = ""
+key = ""
+allowed_commonNames = ""    # comma-separated SSL certificate common names
+
+# use this for any place needs a grpc client
+# i.e., "weed backup|benchmark|filer.copy|filer.replicate|mount|s3|upload"
+[grpc.client]
+cert = ""
+key = ""
+
+# volume server https options
+# Note: work in progress!
+#     this does not work with other clients, e.g., "weed filer|mount" etc, yet.
+[https.client]
+enabled = true
+[https.volume]
+cert = ""
+key = ""
+

weed/command/scaffold/shell.toml

@@ -0,0 +1,10 @@
+[cluster]
+default = "c1"
+
+[cluster.c1]
+master = "localhost:9333"    # comma-separated master servers
+filer = "localhost:8888"     # filer host and port
+
+[cluster.c2]
+master = ""
+filer = ""

weed/command/server.go

@@ -58,7 +58,8 @@ var (
 	serverDisableHttp         = cmdServer.Flag.Bool("disableHttp", false, "disable http requests, only gRPC operations are allowed.")
 	volumeDataFolders         = cmdServer.Flag.String("dir", os.TempDir(), "directories to store data files. dir[,dir]...")
 	volumeMaxDataVolumeCounts = cmdServer.Flag.String("volume.max", "8", "maximum numbers of volumes, count[,count]... If set to zero, the limit will be auto configured.")
-	volumeMinFreeSpacePercent = cmdServer.Flag.String("volume.minFreeSpacePercent", "1", "minimum free disk space (default to 1%). Low disk space will mark all volumes as ReadOnly.")
+	volumeMinFreeSpacePercent = cmdServer.Flag.String("volume.minFreeSpacePercent", "1", "minimum free disk space (default to 1%). Low disk space will mark all volumes as ReadOnly (deprecated, use minFreeSpace instead).")
+	volumeMinFreeSpace        = cmdServer.Flag.String("volume.minFreeSpace", "", "min free disk space (value<=100 as percentage like 1, other as human readable bytes, like 10GiB). Low disk space will mark all volumes as ReadOnly.")
 	serverMetricsHttpPort     = cmdServer.Flag.Int("metricsPort", 0, "Prometheus metrics listen port")
 
 	// pulseSeconds              = cmdServer.Flag.Int("pulseSeconds", 5, "number of seconds between heartbeats")
@@ -106,7 +107,7 @@ func init() {
 	serverOptions.v.indexType = cmdServer.Flag.String("volume.index", "memory", "Choose [memory|leveldb|leveldbMedium|leveldbLarge] mode for memory~performance balance.")
 	serverOptions.v.diskType = cmdServer.Flag.String("volume.disk", "", "[hdd|ssd|<tag>] hard drive or solid state drive or any tag")
 	serverOptions.v.fixJpgOrientation = cmdServer.Flag.Bool("volume.images.fix.orientation", false, "Adjust jpg orientation when uploading.")
-	serverOptions.v.readRedirect = cmdServer.Flag.Bool("volume.read.redirect", true, "Redirect moved or non-local volumes.")
+	serverOptions.v.readMode = cmdServer.Flag.String("volume.readMode", "proxy", "[local|proxy|redirect] how to deal with non-local volume: 'not found|read in remote node|redirect volume location'.")
 	serverOptions.v.compactionMBPerSecond = cmdServer.Flag.Int("volume.compactionMBps", 0, "limit compaction speed in mega bytes per second")
 	serverOptions.v.fileSizeLimitMB = cmdServer.Flag.Int("volume.fileSizeLimitMB", 256, "limit file size to avoid out of memory")
 	serverOptions.v.concurrentUploadLimitMB = cmdServer.Flag.Int("volume.concurrentUploadLimitMB", 64, "limit total concurrent upload size")
@@ -244,8 +245,8 @@ func runServer(cmd *Command, args []string) bool {
 
 	// start volume server
 	if *isStartingVolumeServer {
-		go serverOptions.v.startVolumeServer(*volumeDataFolders, *volumeMaxDataVolumeCounts, *serverWhiteListOption, *volumeMinFreeSpacePercent)
-
+		minFreeSpaces := util.MustParseMinFreeSpace(*volumeMinFreeSpace, *volumeMinFreeSpacePercent)
+		go serverOptions.v.startVolumeServer(*volumeDataFolders, *volumeMaxDataVolumeCounts, *serverWhiteListOption, minFreeSpaces)
 	}
 
 	if *isStartingMasterServer {
@@ -253,6 +254,4 @@ func runServer(cmd *Command, args []string) bool {
 	}
 
 	select {}
-
-	return true
 }

weed/command/upload.go

@@ -84,7 +84,7 @@ func runUpload(cmd *Command, args []string) bool {
 		if *upload.dir == "" {
 			return false
 		}
-		filepath.Walk(util.ResolvePath(*upload.dir), func(path string, info os.FileInfo, err error) error {
+		err = filepath.Walk(util.ResolvePath(*upload.dir), func(path string, info os.FileInfo, err error) error {
 			if err == nil {
 				if !info.IsDir() {
 					if *upload.include != "" {
@@ -108,12 +108,21 @@ func runUpload(cmd *Command, args []string) bool {
 			}
 			return err
 		})
+		if err != nil {
+			fmt.Println(err.Error())
+			return false
+		}
 	} else {
 		parts, e := operation.NewFileParts(args)
 		if e != nil {
 			fmt.Println(e.Error())
+			return false
+		}
+		results, err := operation.SubmitFiles(func() string { return *upload.master }, grpcDialOption, parts, *upload.replication, *upload.collection, *upload.dataCenter, *upload.ttl, *upload.diskType, *upload.maxMB, *upload.usePublicUrl)
+		if err != nil {
+			fmt.Println(err.Error())
+			return false
 		}
-		results, _ := operation.SubmitFiles(func() string { return *upload.master }, grpcDialOption, parts, *upload.replication, *upload.collection, *upload.dataCenter, *upload.ttl, *upload.diskType, *upload.maxMB, *upload.usePublicUrl)
 		bytes, _ := json.Marshal(results)
 		fmt.Println(string(bytes))
 	}

weed/command/volume.go

@@ -51,13 +51,12 @@ type VolumeServerOptions struct {
 	indexType               *string
 	diskType                *string
 	fixJpgOrientation       *bool
-	readRedirect            *bool
+	readMode                *string
 	cpuProfile              *string
 	memProfile              *string
 	compactionMBPerSecond   *int
 	fileSizeLimitMB         *int
 	concurrentUploadLimitMB *int
-	minFreeSpacePercents    []float32
 	pprof                   *bool
 	preStopSeconds          *int
 	metricsHttpPort         *int
@@ -81,7 +80,7 @@ func init() {
 	v.indexType = cmdVolume.Flag.String("index", "memory", "Choose [memory|leveldb|leveldbMedium|leveldbLarge] mode for memory~performance balance.")
 	v.diskType = cmdVolume.Flag.String("disk", "", "[hdd|ssd|<tag>] hard drive or solid state drive or any tag")
 	v.fixJpgOrientation = cmdVolume.Flag.Bool("images.fix.orientation", false, "Adjust jpg orientation when uploading.")
-	v.readRedirect = cmdVolume.Flag.Bool("read.redirect", true, "Redirect moved or non-local volumes.")
+	v.readMode = cmdVolume.Flag.String("readMode", "proxy", "[local|proxy|redirect] how to deal with non-local volume: 'not found|proxy to remote node|redirect volume location'.")
 	v.cpuProfile = cmdVolume.Flag.String("cpuprofile", "", "cpu profile output file")
 	v.memProfile = cmdVolume.Flag.String("memprofile", "", "memory profile output file")
 	v.compactionMBPerSecond = cmdVolume.Flag.Int("compactionMBps", 0, "limit background compaction or copying speed in mega bytes per second")
@@ -105,7 +104,8 @@ var (
 	volumeFolders         = cmdVolume.Flag.String("dir", os.TempDir(), "directories to store data files. dir[,dir]...")
 	maxVolumeCounts       = cmdVolume.Flag.String("max", "8", "maximum numbers of volumes, count[,count]... If set to zero, the limit will be auto configured.")
 	volumeWhiteListOption = cmdVolume.Flag.String("whiteList", "", "comma separated Ip addresses having write permission. No limit if empty.")
-	minFreeSpacePercent   = cmdVolume.Flag.String("minFreeSpacePercent", "1", "minimum free disk space (default to 1%). Low disk space will mark all volumes as ReadOnly.")
+	minFreeSpacePercent   = cmdVolume.Flag.String("minFreeSpacePercent", "1", "minimum free disk space (default to 1%). Low disk space will mark all volumes as ReadOnly (deprecated, use minFreeSpace instead).")
+	minFreeSpace          = cmdVolume.Flag.String("minFreeSpace", "", "min free disk space (value<=100 as percentage like 1, other as human readable bytes, like 10GiB). Low disk space will mark all volumes as ReadOnly.")
 )
 
 func runVolume(cmd *Command, args []string) bool {
@@ -120,12 +120,13 @@ func runVolume(cmd *Command, args []string) bool {
 
 	go stats_collect.StartMetricsServer(*v.metricsHttpPort)
 
-	v.startVolumeServer(*volumeFolders, *maxVolumeCounts, *volumeWhiteListOption, *minFreeSpacePercent)
+	minFreeSpaces := util.MustParseMinFreeSpace(*minFreeSpace, *minFreeSpacePercent)
+	v.startVolumeServer(*volumeFolders, *maxVolumeCounts, *volumeWhiteListOption, minFreeSpaces)
 
 	return true
 }
 
-func (v VolumeServerOptions) startVolumeServer(volumeFolders, maxVolumeCounts, volumeWhiteListOption, minFreeSpacePercent string) {
+func (v VolumeServerOptions) startVolumeServer(volumeFolders, maxVolumeCounts, volumeWhiteListOption string, minFreeSpaces []util.MinFreeSpace) {
 
 	// Set multiple folders and each folder's max volume count limit'
 	v.folders = strings.Split(volumeFolders, ",")
@@ -153,22 +154,13 @@ func (v VolumeServerOptions) startVolumeServer(volumeFolders, maxVolumeCounts, v
 		glog.Fatalf("%d directories by -dir, but only %d max is set by -max", len(v.folders), len(v.folderMaxLimits))
 	}
 
-	// set minFreeSpacePercent
-	minFreeSpacePercentStrings := strings.Split(minFreeSpacePercent, ",")
-	for _, freeString := range minFreeSpacePercentStrings {
-		if value, e := strconv.ParseFloat(freeString, 32); e == nil {
-			v.minFreeSpacePercents = append(v.minFreeSpacePercents, float32(value))
-		} else {
-			glog.Fatalf("The value specified in -minFreeSpacePercent not a valid value %s", freeString)
-		}
-	}
-	if len(v.minFreeSpacePercents) == 1 && len(v.folders) > 1 {
+	if len(minFreeSpaces) == 1 && len(v.folders) > 1 {
 		for i := 0; i < len(v.folders)-1; i++ {
-			v.minFreeSpacePercents = append(v.minFreeSpacePercents, v.minFreeSpacePercents[0])
+			minFreeSpaces = append(minFreeSpaces, minFreeSpaces[0])
 		}
 	}
-	if len(v.folders) != len(v.minFreeSpacePercents) {
-		glog.Fatalf("%d directories by -dir, but only %d minFreeSpacePercent is set by -minFreeSpacePercent", len(v.folders), len(v.minFreeSpacePercents))
+	if len(v.folders) != len(minFreeSpaces) {
+		glog.Fatalf("%d directories by -dir, but only %d minFreeSpacePercent is set by -minFreeSpacePercent", len(v.folders), len(minFreeSpaces))
 	}
 
 	// set disk types
@@ -231,12 +223,12 @@ func (v VolumeServerOptions) startVolumeServer(volumeFolders, maxVolumeCounts, v
 
 	volumeServer := weed_server.NewVolumeServer(volumeMux, publicVolumeMux,
 		*v.ip, *v.port, *v.publicUrl,
-		v.folders, v.folderMaxLimits, v.minFreeSpacePercents, diskTypes,
+		v.folders, v.folderMaxLimits, minFreeSpaces, diskTypes,
 		*v.idxFolder,
 		volumeNeedleMapKind,
 		strings.Split(masters, ","), 5, *v.dataCenter, *v.rack,
 		v.whiteList,
-		*v.fixJpgOrientation, *v.readRedirect,
+		*v.fixJpgOrientation, *v.readMode,
 		*v.compactionMBPerSecond,
 		*v.fileSizeLimitMB,
 		int64(*v.concurrentUploadLimitMB)*1024*1024,
@@ -267,6 +259,7 @@ func (v VolumeServerOptions) startVolumeServer(volumeFolders, maxVolumeCounts, v
 
 		// Stop heartbeats
 		if !volumeServer.StopHeartbeat() {
+			volumeServer.SetStopping()
 			glog.V(0).Infof("stop send heartbeat and wait %d seconds until shutdown ...", *v.preStopSeconds)
 			time.Sleep(time.Duration(*v.preStopSeconds) * time.Second)
 		}

weed/filer/abstract_sql/abstract_sql_store.go

@@ -10,6 +10,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"strings"
 	"sync"
+	"time"
 )
 
 type SqlGenerator interface {
@@ -32,6 +33,9 @@ type AbstractSqlStore struct {
 	dbsLock            sync.Mutex
 }
 
+func (store *AbstractSqlStore) CanDropWholeBucket() bool {
+	return store.SupportBucketTable
+}
 func (store *AbstractSqlStore) OnBucketCreation(bucket string) {
 	store.dbsLock.Lock()
 	defer store.dbsLock.Unlock()
@@ -258,7 +262,7 @@ func (store *AbstractSqlStore) DeleteEntry(ctx context.Context, fullpath util.Fu
 	return nil
 }
 
-func (store *AbstractSqlStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath) error {
+func (store *AbstractSqlStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath, limit int64) error {
 
 	db, bucket, shortPath, err := store.getTxOrDB(ctx, fullpath, true)
 	if err != nil {
@@ -276,18 +280,23 @@ func (store *AbstractSqlStore) DeleteFolderChildren(ctx context.Context, fullpat
 		}
 	}
 
-	glog.V(4).Infof("delete %s SQL %s %d", string(shortPath), store.GetSqlDeleteFolderChildren(bucket), util.HashStringToLong(string(shortPath)))
+	for {
+		glog.V(4).Infof("delete %s SQL %s %d", string(shortPath), store.GetSqlDeleteFolderChildren(bucket), util.HashStringToLong(string(shortPath)))
+		res, err := db.ExecContext(ctx, store.GetSqlDeleteFolderChildren(bucket), util.HashStringToLong(string(shortPath)), string(shortPath), limit)
+		if err != nil {
+			return fmt.Errorf("deleteFolderChildren %s: %s", fullpath, err)
+		}
 
-	res, err := db.ExecContext(ctx, store.GetSqlDeleteFolderChildren(bucket), util.HashStringToLong(string(shortPath)), string(shortPath))
-	if err != nil {
-		return fmt.Errorf("deleteFolderChildren %s: %s", fullpath, err)
+		rowCount, err := res.RowsAffected()
+		if err != nil {
+			return fmt.Errorf("deleteFolderChildren %s but no rows affected: %s", fullpath, err)
+		}
+		if rowCount < limit {
+			break
+		}
+		// to give the Galera Cluster a chance to breath
+		time.Sleep(time.Second)
 	}
-
-	_, err = res.RowsAffected()
-	if err != nil {
-		return fmt.Errorf("deleteFolderChildren %s but no rows affected: %s", fullpath, err)
-	}
-
 	return nil
 }
 

weed/filer/cassandra/cassandra_store.go

@@ -32,6 +32,7 @@ func (store *CassandraStore) Initialize(configuration util.Configuration, prefix
 		configuration.GetString(prefix+"username"),
 		configuration.GetString(prefix+"password"),
 		configuration.GetStringSlice(prefix+"superLargeDirectories"),
+		configuration.GetString(prefix+"localDC"),
 	)
 }
 
@@ -40,13 +41,19 @@ func (store *CassandraStore) isSuperLargeDirectory(dir string) (dirHash string,
 	return
 }
 
-func (store *CassandraStore) initialize(keyspace string, hosts []string, username string, password string, superLargeDirectories []string) (err error) {
+func (store *CassandraStore) initialize(keyspace string, hosts []string, username string, password string, superLargeDirectories []string, localDC string) (err error) {
 	store.cluster = gocql.NewCluster(hosts...)
 	if username != "" && password != "" {
 		store.cluster.Authenticator = gocql.PasswordAuthenticator{Username: username, Password: password}
 	}
 	store.cluster.Keyspace = keyspace
+	fallback := gocql.RoundRobinHostPolicy()
+	if localDC != "" {
+		fallback = gocql.DCAwareRoundRobinPolicy(localDC)
+	}
+	store.cluster.PoolConfig.HostSelectionPolicy = gocql.TokenAwareHostPolicy(fallback)
 	store.cluster.Consistency = gocql.LocalQuorum
+
 	store.session, err = store.cluster.CreateSession()
 	if err != nil {
 		glog.V(0).Infof("Failed to open cassandra store, hosts %v, keyspace %s", hosts, keyspace)
@@ -154,7 +161,7 @@ func (store *CassandraStore) DeleteEntry(ctx context.Context, fullpath util.Full
 	return nil
 }
 
-func (store *CassandraStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath) error {
+func (store *CassandraStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath, limit int64) error {
 	if _, ok := store.isSuperLargeDirectory(string(fullpath)); ok {
 		return nil // filer.ErrUnsupportedSuperLargeDirectoryListing
 	}

weed/filer/elastic/v7/elastic_store.go

@@ -186,7 +186,7 @@ func (store *ElasticStore) deleteEntry(ctx context.Context, index, id string) (e
 	return fmt.Errorf("delete entry %v.", err)
 }
 
-func (store *ElasticStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
+func (store *ElasticStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath, limit int64) (err error) {
 	_, err = store.ListDirectoryEntries(ctx, fullpath, "", false, math.MaxInt32, func(entry *filer.Entry) bool {
 		if err := store.DeleteEntry(ctx, entry.FullPath); err != nil {
 			glog.Errorf("elastic delete %s: %v.", entry.FullPath, err)

weed/filer/etcd/etcd_store.go

@@ -130,7 +130,7 @@ func (store *EtcdStore) DeleteEntry(ctx context.Context, fullpath weed_util.Full
 	return nil
 }
 
-func (store *EtcdStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
+func (store *EtcdStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath, limit int64) (err error) {
 	directoryPrefix := genDirectoryKeyPrefix(fullpath, "")
 
 	if _, err := store.client.Delete(ctx, string(directoryPrefix), clientv3.WithPrefix()); err != nil {

weed/filer/filechunks.go

@@ -2,7 +2,6 @@ package filer
 
 import (
 	"bytes"
-	"encoding/hex"
 	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/wdclient"
 	"math"
@@ -43,12 +42,11 @@ func ETagEntry(entry *Entry) (etag string) {
 
 func ETagChunks(chunks []*filer_pb.FileChunk) (etag string) {
 	if len(chunks) == 1 {
-		return chunks[0].ETag
+		return fmt.Sprintf("%x", util.Base64Md5ToBytes(chunks[0].ETag))
 	}
 	md5_digests := [][]byte{}
 	for _, c := range chunks {
-		md5_decoded, _ := hex.DecodeString(c.ETag)
-		md5_digests = append(md5_digests, md5_decoded)
+		md5_digests = append(md5_digests, util.Base64Md5ToBytes(c.ETag))
 	}
 	return fmt.Sprintf("%x-%d", util.Md5(bytes.Join(md5_digests, nil)), len(chunks))
 }

weed/filer/filer.go

@@ -19,6 +19,7 @@ import (
 const (
 	LogFlushInterval = time.Minute
 	PaginationSize   = 1024
+	DeleteMaxRows    = 10000
 	FilerStoreId     = "filer.store.id"
 )
 
@@ -52,7 +53,7 @@ func NewFiler(masters []string, grpcDialOption grpc.DialOption,
 		GrpcDialOption:      grpcDialOption,
 		FilerConf:           NewFilerConf(),
 	}
-	f.LocalMetaLogBuffer = log_buffer.NewLogBuffer(LogFlushInterval, f.logFlushFunc, notifyFn)
+	f.LocalMetaLogBuffer = log_buffer.NewLogBuffer("local", LogFlushInterval, f.logFlushFunc, notifyFn)
 	f.metaLogCollection = collection
 	f.metaLogReplication = replication
 

weed/filer/filer_conf.go

@@ -126,6 +126,9 @@ func mergePathConf(a, b *filer_pb.FilerConf_PathConf) {
 	if b.VolumeGrowthCount > 0 {
 		a.VolumeGrowthCount = b.VolumeGrowthCount
 	}
+	if b.ReadOnly {
+		a.ReadOnly = b.ReadOnly
+	}
 }
 
 func (fc *FilerConf) ToProto() *filer_pb.FilerConf {

weed/filer/filer_conf_test.go

@@ -24,6 +24,18 @@ func TestFilerConf(t *testing.T) {
 			LocationPrefix: "/buckets/",
 			Replication:    "001",
 		},
+		{
+			LocationPrefix: "/buckets",
+			ReadOnly:       false,
+		},
+		{
+			LocationPrefix: "/buckets/xxx",
+			ReadOnly:       true,
+		},
+		{
+			LocationPrefix: "/buckets/xxx/yyy",
+			ReadOnly:       false,
+		},
 	}}
 	fc.doLoadConf(conf)
 
@@ -31,4 +43,7 @@ func TestFilerConf(t *testing.T) {
 	assert.Equal(t, "abcd", fc.MatchStorageRule("/buckets/abcd/jasdf").Collection)
 	assert.Equal(t, "001", fc.MatchStorageRule("/buckets/abc/jasdf").Replication)
 
+	assert.Equal(t, true, fc.MatchStorageRule("/buckets/xxx/yyy/zzz").ReadOnly)
+	assert.Equal(t, false, fc.MatchStorageRule("/buckets/other").ReadOnly)
+
 }

weed/filer/filer_delete_entry.go

@@ -71,7 +71,7 @@ func (f *Filer) doBatchDeleteFolderMetaAndData(ctx context.Context, entry *Entry
 
 	lastFileName := ""
 	includeLastFile := false
-	if !isDeletingBucket {
+	if !isDeletingBucket || !f.Store.CanDropWholeBucket() {
 		for {
 			entries, _, err := f.ListDirectoryEntries(ctx, entry.FullPath, lastFileName, includeLastFile, PaginationSize, "", "", "")
 			if err != nil {
@@ -115,7 +115,7 @@ func (f *Filer) doBatchDeleteFolderMetaAndData(ctx context.Context, entry *Entry
 
 	glog.V(3).Infof("deleting directory %v delete %d chunks: %v", entry.FullPath, len(chunks), shouldDeleteChunks)
 
-	if storeDeletionErr := f.Store.DeleteFolderChildren(ctx, entry.FullPath); storeDeletionErr != nil {
+	if storeDeletionErr := f.Store.DeleteFolderChildren(ctx, entry.FullPath, DeleteMaxRows); storeDeletionErr != nil {
 		return nil, nil, fmt.Errorf("filer store delete: %v", storeDeletionErr)
 	}
 

weed/filer/filer_on_meta_event.go

@@ -52,7 +52,7 @@ func (f *Filer) maybeReloadFilerConfiguration(event *filer_pb.SubscribeMetadataR
 
 func (f *Filer) readEntry(chunks []*filer_pb.FileChunk) ([]byte, error) {
 	var buf bytes.Buffer
-	err := StreamContent(f.MasterClient, &buf, chunks, 0, math.MaxInt64, false)
+	err := StreamContent(f.MasterClient, &buf, chunks, 0, math.MaxInt64)
 	if err != nil {
 		return nil, err
 	}

weed/filer/filer_search.go

@@ -58,7 +58,7 @@ func (f *Filer) StreamListDirectoryEntries(ctx context.Context, p util.FullPath,
 
 func (f *Filer) doListPatternMatchedEntries(ctx context.Context, p util.FullPath, startFileName string, inclusive bool, limit int64, prefix, restNamePattern string, namePatternExclude string, eachEntryFunc ListEachEntryFunc) (missedCount int64, lastFileName string, err error) {
 
-	if len(restNamePattern) == 0 && len(namePatternExclude) == 0{
+	if len(restNamePattern) == 0 && len(namePatternExclude) == 0 {
 		lastFileName, err = f.doListValidEntries(ctx, p, startFileName, inclusive, limit, prefix, eachEntryFunc)
 		return 0, lastFileName, err
 	}

weed/filer/filerstore.go

@@ -25,7 +25,7 @@ type FilerStore interface {
 	// err == filer_pb.ErrNotFound if not found
 	FindEntry(context.Context, util.FullPath) (entry *Entry, err error)
 	DeleteEntry(context.Context, util.FullPath) (err error)
-	DeleteFolderChildren(context.Context, util.FullPath) (err error)
+	DeleteFolderChildren(context.Context, util.FullPath, int64) (err error)
 	ListDirectoryEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, eachEntryFunc ListEachEntryFunc) (lastFileName string, err error)
 	ListDirectoryPrefixedEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, prefix string, eachEntryFunc ListEachEntryFunc) (lastFileName string, err error)
 
@@ -43,4 +43,5 @@ type FilerStore interface {
 type BucketAware interface {
 	OnBucketCreation(bucket string)
 	OnBucketDeletion(bucket string)
+	CanDropWholeBucket() bool
 }

weed/filer/filerstore_translate_path.go

@@ -100,10 +100,10 @@ func (t *FilerStorePathTranlator) DeleteOneEntry(ctx context.Context, existingEn
 	return t.actualStore.DeleteEntry(ctx, existingEntry.FullPath)
 }
 
-func (t *FilerStorePathTranlator) DeleteFolderChildren(ctx context.Context, fp util.FullPath) (err error) {
+func (t *FilerStorePathTranlator) DeleteFolderChildren(ctx context.Context, fp util.FullPath, limit int64) (err error) {
 	newFullPath := t.translatePath(fp)
 
-	return t.actualStore.DeleteFolderChildren(ctx, newFullPath)
+	return t.actualStore.DeleteFolderChildren(ctx, newFullPath, limit)
 }
 
 func (t *FilerStorePathTranlator) ListDirectoryEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, eachEntryFunc ListEachEntryFunc) (string, error) {

weed/filer/filerstore_wrapper.go

@@ -23,6 +23,7 @@ type VirtualFilerStore interface {
 	AddPathSpecificStore(path string, storeId string, store FilerStore)
 	OnBucketCreation(bucket string)
 	OnBucketDeletion(bucket string)
+	CanDropWholeBucket() bool
 }
 
 type FilerStoreWrapper struct {
@@ -42,6 +43,13 @@ func NewFilerStoreWrapper(store FilerStore) *FilerStoreWrapper {
 	}
 }
 
+func (fsw *FilerStoreWrapper) CanDropWholeBucket() bool {
+	if ba, ok := fsw.defaultStore.(BucketAware); ok {
+		return ba.CanDropWholeBucket()
+	}
+	return false
+}
+
 func (fsw *FilerStoreWrapper) OnBucketCreation(bucket string) {
 	for _, store := range fsw.storeIdToStore {
 		if ba, ok := store.(BucketAware); ok {
@@ -150,7 +158,7 @@ func (fsw *FilerStoreWrapper) FindEntry(ctx context.Context, fp util.FullPath) (
 	}()
 
 	entry, err = actualStore.FindEntry(ctx, fp)
-	glog.V(4).Infof("FindEntry %s: %v", fp, err)
+	// glog.V(4).Infof("FindEntry %s: %v", fp, err)
 	if err != nil {
 		return nil, err
 	}
@@ -205,7 +213,7 @@ func (fsw *FilerStoreWrapper) DeleteOneEntry(ctx context.Context, existingEntry
 	return actualStore.DeleteEntry(ctx, existingEntry.FullPath)
 }
 
-func (fsw *FilerStoreWrapper) DeleteFolderChildren(ctx context.Context, fp util.FullPath) (err error) {
+func (fsw *FilerStoreWrapper) DeleteFolderChildren(ctx context.Context, fp util.FullPath, limit int64) (err error) {
 	actualStore := fsw.getActualStore(fp + "/")
 	stats.FilerStoreCounter.WithLabelValues(actualStore.GetName(), "deleteFolderChildren").Inc()
 	start := time.Now()
@@ -214,7 +222,7 @@ func (fsw *FilerStoreWrapper) DeleteFolderChildren(ctx context.Context, fp util.
 	}()
 
 	glog.V(4).Infof("DeleteFolderChildren %s", fp)
-	return actualStore.DeleteFolderChildren(ctx, fp)
+	return actualStore.DeleteFolderChildren(ctx, fp, limit)
 }
 
 func (fsw *FilerStoreWrapper) ListDirectoryEntries(ctx context.Context, dirPath util.FullPath, startFileName string, includeStartFile bool, limit int64, eachEntryFunc ListEachEntryFunc) (string, error) {

weed/filer/hbase/hbase_store.go

@@ -109,7 +109,7 @@ func (store *HbaseStore) DeleteEntry(ctx context.Context, path util.FullPath) (e
 	return store.doDelete(ctx, store.cfMetaDir, []byte(path))
 }
 
-func (store *HbaseStore) DeleteFolderChildren(ctx context.Context, path util.FullPath) (err error) {
+func (store *HbaseStore) DeleteFolderChildren(ctx context.Context, path util.FullPath, limit int64) (err error) {
 
 	family := map[string][]string{store.cfMetaDir: {COLUMN_NAME}}
 	expectedPrefix := []byte(path.Child(""))

weed/filer/leveldb/leveldb_store.go

@@ -136,7 +136,7 @@ func (store *LevelDBStore) DeleteEntry(ctx context.Context, fullpath weed_util.F
 	return nil
 }
 
-func (store *LevelDBStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
+func (store *LevelDBStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath, limit int64) (err error) {
 
 	batch := new(leveldb.Batch)
 

weed/filer/leveldb2/leveldb2_store.go

@@ -144,7 +144,7 @@ func (store *LevelDB2Store) DeleteEntry(ctx context.Context, fullpath weed_util.
 	return nil
 }
 
-func (store *LevelDB2Store) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
+func (store *LevelDB2Store) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath, limit int64) (err error) {
 	directoryPrefix, partitionId := genDirectoryKeyPrefix(fullpath, "", store.dbCount)
 
 	batch := new(leveldb.Batch)

weed/filer/leveldb3/leveldb3_store.go

@@ -245,7 +245,7 @@ func (store *LevelDB3Store) DeleteEntry(ctx context.Context, fullpath weed_util.
 	return nil
 }
 
-func (store *LevelDB3Store) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
+func (store *LevelDB3Store) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath, limit int64) (err error) {
 
 	db, bucket, shortPath, err := store.findDB(fullpath, true)
 	if err != nil {

weed/filer/meta_aggregator.go

@@ -34,7 +34,7 @@ func NewMetaAggregator(filers []string, grpcDialOption grpc.DialOption) *MetaAgg
 		grpcDialOption: grpcDialOption,
 	}
 	t.ListenersCond = sync.NewCond(&t.ListenersLock)
-	t.MetaLogBuffer = log_buffer.NewLogBuffer(LogFlushInterval, nil, func() {
+	t.MetaLogBuffer = log_buffer.NewLogBuffer("aggr", LogFlushInterval, nil, func() {
 		t.ListenersCond.Broadcast()
 	})
 	return t
@@ -71,6 +71,7 @@ func (ma *MetaAggregator) subscribeToOneFiler(f *Filer, self string, peer string
 
 	// when filer store is not shared by multiple filers
 	if peerSignature != f.Signature {
+		lastTsNs = 0
 		if prevTsNs, err := ma.readOffset(f, peer, peerSignature); err == nil {
 			lastTsNs = prevTsNs
 		}
@@ -117,6 +118,7 @@ func (ma *MetaAggregator) subscribeToOneFiler(f *Filer, self string, peer string
 	}
 
 	for {
+		glog.V(4).Infof("subscribing remote %s meta change: %v", peer, time.Unix(0, lastTsNs))
 		err := pb.WithFilerClient(peer, ma.grpcDialOption, func(client filer_pb.SeaweedFilerClient) error {
 			ctx, cancel := context.WithCancel(context.Background())
 			defer cancel()

weed/filer/mongodb/mongodb_store.go

@@ -167,7 +167,7 @@ func (store *MongodbStore) DeleteEntry(ctx context.Context, fullpath util.FullPa
 	return nil
 }
 
-func (store *MongodbStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath) error {
+func (store *MongodbStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath, limit int64) error {
 
 	where := bson.M{"directory": fullpath}
 	_, err := store.connect.Database(store.database).Collection(store.collectionName).DeleteMany(ctx, where)

weed/filer/mongodb/mongodb_store_kv.go

@@ -7,6 +7,7 @@ import (
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"go.mongodb.org/mongo-driver/bson"
 	"go.mongodb.org/mongo-driver/mongo"
+	"go.mongodb.org/mongo-driver/mongo/options"
 )
 
 func (store *MongodbStore) KvPut(ctx context.Context, key []byte, value []byte) (err error) {
@@ -15,11 +16,11 @@ func (store *MongodbStore) KvPut(ctx context.Context, key []byte, value []byte)
 
 	c := store.connect.Database(store.database).Collection(store.collectionName)
 
-	_, err = c.InsertOne(ctx, Model{
-		Directory: dir,
-		Name:      name,
-		Meta:      value,
-	})
+	opts := options.Update().SetUpsert(true)
+	filter := bson.D{{"directory", dir}, {"name", name}}
+	update := bson.D{{"$set", bson.D{{"meta", value}}}}
+
+	_, err = c.UpdateOne(ctx, filter, update, opts)
 
 	if err != nil {
 		return fmt.Errorf("kv put: %v", err)

weed/filer/mysql/mysql_sql_gen.go

@@ -38,7 +38,7 @@ func (gen *SqlGenMysql) GetSqlDelete(tableName string) string {
 }
 
 func (gen *SqlGenMysql) GetSqlDeleteFolderChildren(tableName string) string {
-	return fmt.Sprintf("DELETE FROM `%s` WHERE dirhash=? AND directory=?", tableName)
+	return fmt.Sprintf("DELETE FROM `%s` WHERE dirhash=? AND directory=? LIMIT ?", tableName)
 }
 
 func (gen *SqlGenMysql) GetSqlListExclusive(tableName string) string {

weed/filer/read_write.go

@@ -2,13 +2,9 @@ package filer
 
 import (
 	"bytes"
-	"fmt"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
-	"github.com/chrislusf/seaweedfs/weed/util"
 	"github.com/chrislusf/seaweedfs/weed/wdclient"
-	"io/ioutil"
 	"math"
-	"net/http"
 	"time"
 )
 
@@ -27,54 +23,21 @@ func ReadEntry(masterClient *wdclient.MasterClient, filerClient filer_pb.Seaweed
 		return err
 	}
 
-	return StreamContent(masterClient, byteBuffer, respLookupEntry.Entry.Chunks, 0, math.MaxInt64, false)
+	return StreamContent(masterClient, byteBuffer, respLookupEntry.Entry.Chunks, 0, math.MaxInt64)
 
 }
 
-func ReadContent(filerAddress string, dir, name string) ([]byte, error) {
-
-	target := fmt.Sprintf("http://%s%s/%s", filerAddress, dir, name)
-
-	data, _, err := util.Get(target)
-
-	return data, err
-}
-
-func SaveAs(host string, port int, dir, name string, contentType string, byteBuffer *bytes.Buffer) error {
-	var target string
-	if port == 0 {
-		target = fmt.Sprintf("http://%s%s/%s", host, dir, name)
-	} else {
-		target = fmt.Sprintf("http://%s:%d%s/%s", host, port, dir, name)
+func ReadInsideFiler(filerClient filer_pb.SeaweedFilerClient, dir, name string) (content []byte, err error) {
+	request := &filer_pb.LookupDirectoryEntryRequest{
+		Directory: dir,
+		Name:      name,
 	}
-
-	// set the HTTP method, url, and request body
-	req, err := http.NewRequest(http.MethodPut, target, byteBuffer)
+	respLookupEntry, err := filer_pb.LookupEntry(filerClient, request)
 	if err != nil {
-		return err
+		return
 	}
-
-	// set the request header Content-Type for json
-	if contentType != "" {
-		req.Header.Set("Content-Type", contentType)
-	}
-	resp, err := http.DefaultClient.Do(req)
-	if err != nil {
-		return err
-	}
-	defer util.CloseResponse(resp)
-
-	b, err := ioutil.ReadAll(resp.Body)
-	if err != nil {
-		return err
-	}
-
-	if resp.StatusCode >= 400 {
-		return fmt.Errorf("%s: %s %v", target, resp.Status, string(b))
-	}
-
-	return nil
-
+	content = respLookupEntry.Entry.Content
+	return
 }
 
 func SaveInsideFiler(client filer_pb.SeaweedFilerClient, dir, name string, content []byte) error {

weed/filer/reader_at.go

@@ -106,7 +106,7 @@ func (c *ChunkReadAt) ReadAt(p []byte, offset int64) (n int, err error) {
 	c.readerLock.Lock()
 	defer c.readerLock.Unlock()
 
-	glog.V(4).Infof("ReadAt [%d,%d) of total file size %d bytes %d chunk views", offset, offset+int64(len(p)), c.fileSize, len(c.chunkViews))
+	// glog.V(4).Infof("ReadAt [%d,%d) of total file size %d bytes %d chunk views", offset, offset+int64(len(p)), c.fileSize, len(c.chunkViews))
 	return c.doReadAt(p, offset)
 }
 
@@ -137,20 +137,22 @@ func (c *ChunkReadAt) doReadAt(p []byte, offset int64) (n int, err error) {
 		if chunkStart >= chunkStop {
 			continue
 		}
-		glog.V(4).Infof("read [%d,%d), %d/%d chunk %s [%d,%d)", chunkStart, chunkStop, i, len(c.chunkViews), chunk.FileId, chunk.LogicOffset-chunk.Offset, chunk.LogicOffset-chunk.Offset+int64(chunk.Size))
+		// glog.V(4).Infof("read [%d,%d), %d/%d chunk %s [%d,%d)", chunkStart, chunkStop, i, len(c.chunkViews), chunk.FileId, chunk.LogicOffset-chunk.Offset, chunk.LogicOffset-chunk.Offset+int64(chunk.Size))
 		var buffer []byte
-		buffer, err = c.readFromWholeChunkData(chunk, nextChunk)
+		bufferOffset := chunkStart - chunk.LogicOffset + chunk.Offset
+		bufferLength := chunkStop - chunkStart
+		buffer, err = c.readChunkSlice(chunk, nextChunk, uint64(bufferOffset), uint64(bufferLength))
 		if err != nil {
 			glog.Errorf("fetching chunk %+v: %v\n", chunk, err)
 			return
 		}
-		bufferOffset := chunkStart - chunk.LogicOffset + chunk.Offset
-		copied := copy(p[startOffset-offset:chunkStop-chunkStart+startOffset-offset], buffer[bufferOffset:bufferOffset+chunkStop-chunkStart])
+
+		copied := copy(p[startOffset-offset:chunkStop-chunkStart+startOffset-offset], buffer)
 		n += copied
 		startOffset, remaining = startOffset+int64(copied), remaining-int64(copied)
 	}
 
-	glog.V(4).Infof("doReadAt [%d,%d), n:%v, err:%v", offset, offset+int64(len(p)), n, err)
+	// glog.V(4).Infof("doReadAt [%d,%d), n:%v, err:%v", offset, offset+int64(len(p)), n, err)
 
 	if err == nil && remaining > 0 && c.fileSize > startOffset {
 		delta := int(min(remaining, c.fileSize-startOffset))
@@ -167,6 +169,20 @@ func (c *ChunkReadAt) doReadAt(p []byte, offset int64) (n int, err error) {
 
 }
 
+func (c *ChunkReadAt) readChunkSlice(chunkView *ChunkView, nextChunkViews *ChunkView, offset, length uint64) ([]byte, error) {
+
+	chunkSlice := c.chunkCache.GetChunkSlice(chunkView.FileId, offset, length)
+	if len(chunkSlice) > 0 {
+		return chunkSlice, nil
+	}
+	chunkData, err := c.readFromWholeChunkData(chunkView, nextChunkViews)
+	if err != nil {
+		return nil, err
+	}
+	wanted := min(int64(length), int64(len(chunkData))-int64(offset))
+	return chunkData[offset : int64(offset)+wanted], nil
+}
+
 func (c *ChunkReadAt) readFromWholeChunkData(chunkView *ChunkView, nextChunkViews ...*ChunkView) (chunkData []byte, err error) {
 
 	if c.lastChunkFileId == chunkView.FileId {

weed/filer/reader_at_test.go

@@ -20,6 +20,11 @@ func (m *mockChunkCache) GetChunk(fileId string, minSize uint64) (data []byte) {
 	}
 	return data
 }
+
+func (m *mockChunkCache) GetChunkSlice(fileId string, offset, length uint64) []byte {
+	return nil
+}
+
 func (m *mockChunkCache) SetChunk(fileId string, data []byte) {
 }
 

weed/filer/redis/universal_redis_store.go

@@ -107,7 +107,7 @@ func (store *UniversalRedisStore) DeleteEntry(ctx context.Context, fullpath util
 	return nil
 }
 
-func (store *UniversalRedisStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath) (err error) {
+func (store *UniversalRedisStore) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath, limit int64) (err error) {
 
 	members, err := store.Client.SMembers(ctx, genDirectoryListKey(string(fullpath))).Result()
 	if err != nil {

weed/filer/redis2/universal_redis_store.go

@@ -127,7 +127,7 @@ func (store *UniversalRedis2Store) DeleteEntry(ctx context.Context, fullpath uti
 	return nil
 }
 
-func (store *UniversalRedis2Store) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath) (err error) {
+func (store *UniversalRedis2Store) DeleteFolderChildren(ctx context.Context, fullpath util.FullPath, limit int64) (err error) {
 
 	if store.isSuperLargeDirectory(string(fullpath)) {
 		return nil

weed/filer/rocksdb/rocksdb_store.go

@@ -148,7 +148,7 @@ func (store *RocksDBStore) DeleteEntry(ctx context.Context, fullpath weed_util.F
 	return nil
 }
 
-func (store *RocksDBStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath) (err error) {
+func (store *RocksDBStore) DeleteFolderChildren(ctx context.Context, fullpath weed_util.FullPath, limit int64) (err error) {
 	directoryPrefix := genDirectoryKeyPrefix(fullpath, "")
 
 	batch := gorocksdb.NewWriteBatch()

weed/filer/s3iam_conf.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"github.com/chrislusf/seaweedfs/weed/pb/iam_pb"
 	"github.com/golang/protobuf/jsonpb"
+	"github.com/golang/protobuf/proto"
 	"io"
 )
 
@@ -14,7 +15,7 @@ func ParseS3ConfigurationFromBytes(content []byte, config *iam_pb.S3ApiConfigura
 	return nil
 }
 
-func S3ConfigurationToText(writer io.Writer, config *iam_pb.S3ApiConfiguration) error {
+func ProtoToText(writer io.Writer, config proto.Message) error {
 
 	m := jsonpb.Marshaler{
 		EmitDefaults: false,

weed/filer/s3iam_conf_test.go

@@ -44,7 +44,7 @@ func TestS3Conf(t *testing.T) {
 		},
 	}
 	var buf bytes.Buffer
-	err := S3ConfigurationToText(&buf, s3Conf)
+	err := ProtoToText(&buf, s3Conf)
 	assert.Equal(t, err, nil)
 	s3ConfSaved := &iam_pb.S3ApiConfiguration{}
 	err = ParseS3ConfigurationFromBytes(buf.Bytes(), s3ConfSaved)

weed/filer/sqlite/sqlite_store.go

@@ -0,0 +1,78 @@
+// +build linux darwin windows
+
+// limited GOOS due to modernc.org/libc/unistd
+
+package sqlite
+
+import (
+	"context"
+	"database/sql"
+	"fmt"
+
+	"github.com/chrislusf/seaweedfs/weed/filer"
+	"github.com/chrislusf/seaweedfs/weed/filer/abstract_sql"
+	"github.com/chrislusf/seaweedfs/weed/filer/mysql"
+	"github.com/chrislusf/seaweedfs/weed/util"
+	_ "modernc.org/sqlite"
+)
+
+func init() {
+	filer.Stores = append(filer.Stores, &SqliteStore{})
+}
+
+type SqliteStore struct {
+	abstract_sql.AbstractSqlStore
+}
+
+func (store *SqliteStore) GetName() string {
+	return "sqlite"
+}
+
+func (store *SqliteStore) Initialize(configuration util.Configuration, prefix string) (err error) {
+	dbFile := configuration.GetString(prefix + "dbFile")
+	createTable := `CREATE TABLE IF NOT EXISTS "%s" (
+		dirhash BIGINT,
+		name VARCHAR(1000),
+		directory TEXT,
+		meta BLOB,
+		PRIMARY KEY (dirhash, name)
+	) WITHOUT ROWID;`
+	upsertQuery := `INSERT INTO "%s"(dirhash,name,directory,meta)VALUES(?,?,?,?)
+	ON CONFLICT(dirhash,name) DO UPDATE SET
+		directory=excluded.directory,
+		meta=excluded.meta;
+	`
+	return store.initialize(
+		dbFile,
+		createTable,
+		upsertQuery,
+	)
+}
+
+func (store *SqliteStore) initialize(dbFile, createTable, upsertQuery string) (err error) {
+
+	store.SupportBucketTable = true
+	store.SqlGenerator = &mysql.SqlGenMysql{
+		CreateTableSqlTemplate: createTable,
+		DropTableSqlTemplate:   "drop table `%s`",
+		UpsertQueryTemplate:    upsertQuery,
+	}
+
+	var dbErr error
+	store.DB, dbErr = sql.Open("sqlite", dbFile)
+	if dbErr != nil {
+		store.DB.Close()
+		store.DB = nil
+		return fmt.Errorf("can not connect to %s error:%v", dbFile, err)
+	}
+
+	if err = store.DB.Ping(); err != nil {
+		return fmt.Errorf("connect to %s error:%v", dbFile, err)
+	}
+
+	if err = store.CreateTable(context.Background(), abstract_sql.DEFAULT_TABLE); err != nil {
+		return fmt.Errorf("init table %s: %v", abstract_sql.DEFAULT_TABLE, err)
+	}
+
+	return nil
+}

weed/filer/sqlite/sqlite_store_unsupported.go

@@ -0,0 +1,9 @@
+// +build !linux,!darwin,!windows,!s390,!ppc64le,!mips64
+
+// limited GOOS due to modernc.org/libc/unistd
+
+package sqlite
+
+func init() {
+	// filer.Stores = append(filer.Stores, &SqliteStore{})
+}

weed/filer/stream.go

@@ -3,18 +3,19 @@ package filer
 import (
 	"bytes"
 	"fmt"
-	"golang.org/x/sync/errgroup"
 	"io"
 	"math"
 	"strings"
+	"time"
 
 	"github.com/chrislusf/seaweedfs/weed/glog"
 	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"github.com/chrislusf/seaweedfs/weed/stats"
 	"github.com/chrislusf/seaweedfs/weed/util"
 	"github.com/chrislusf/seaweedfs/weed/wdclient"
 )
 
-func StreamContent(masterClient wdclient.HasLookupFileIdFunction, w io.Writer, chunks []*filer_pb.FileChunk, offset int64, size int64, isCheck bool) error {
+func StreamContent(masterClient wdclient.HasLookupFileIdFunction, w io.Writer, chunks []*filer_pb.FileChunk, offset int64, size int64) error {
 
 	glog.V(9).Infof("start to stream content for chunks: %+v\n", chunks)
 	chunkViews := ViewFromChunks(masterClient.GetLookupFileIdFunction(), chunks, offset, size)
@@ -34,48 +35,29 @@ func StreamContent(masterClient wdclient.HasLookupFileIdFunction, w io.Writer, c
 		fileId2Url[chunkView.FileId] = urlStrings
 	}
 
-	if isCheck {
-		// Pre-check all chunkViews urls
-		gErr := new(errgroup.Group)
-		CheckAllChunkViews(chunkViews, &fileId2Url, gErr)
-		if err := gErr.Wait(); err != nil {
-			glog.Errorf("check all chunks: %v", err)
-			return fmt.Errorf("check all chunks: %v", err)
-		}
-		return nil
-	}
-
 	for _, chunkView := range chunkViews {
 
 		urlStrings := fileId2Url[chunkView.FileId]
+		start := time.Now()
 		data, err := retriedFetchChunkData(urlStrings, chunkView.CipherKey, chunkView.IsGzipped, chunkView.IsFullChunk(), chunkView.Offset, int(chunkView.Size))
+		stats.FilerRequestHistogram.WithLabelValues("chunkDownload").Observe(time.Since(start).Seconds())
 		if err != nil {
-			glog.Errorf("read chunk: %v", err)
+			stats.FilerRequestCounter.WithLabelValues("chunkDownloadError").Inc()
 			return fmt.Errorf("read chunk: %v", err)
 		}
 
 		_, err = w.Write(data)
 		if err != nil {
-			glog.Errorf("write chunk: %v", err)
+			stats.FilerRequestCounter.WithLabelValues("chunkDownloadedError").Inc()
 			return fmt.Errorf("write chunk: %v", err)
 		}
+		stats.FilerRequestCounter.WithLabelValues("chunkDownload").Inc()
 	}
 
 	return nil
 
 }
 
-func CheckAllChunkViews(chunkViews []*ChunkView, fileId2Url *map[string][]string, gErr *errgroup.Group) {
-	for _, chunkView := range chunkViews {
-		urlStrings := (*fileId2Url)[chunkView.FileId]
-		glog.V(9).Infof("Check chunk: %+v\n url: %v", chunkView, urlStrings)
-		gErr.Go(func() error {
-			_, err := retriedFetchChunkData(urlStrings, chunkView.CipherKey, chunkView.IsGzipped, chunkView.IsFullChunk(), chunkView.Offset, int(chunkView.Size))
-			return err
-		})
-	}
-}
-
 // ----------------  ReadAllReader ----------------------------------
 
 func ReadAll(masterClient *wdclient.MasterClient, chunks []*filer_pb.FileChunk) ([]byte, error) {

weed/filesys/dir.go

@@ -29,7 +29,7 @@ type Dir struct {
 
 var _ = fs.Node(&Dir{})
 
-//var _ = fs.NodeIdentifier(&Dir{})
+var _ = fs.NodeIdentifier(&Dir{})
 var _ = fs.NodeCreater(&Dir{})
 var _ = fs.NodeMknoder(&Dir{})
 var _ = fs.NodeMkdirer(&Dir{})
@@ -45,34 +45,36 @@ var _ = fs.NodeRemovexattrer(&Dir{})
 var _ = fs.NodeListxattrer(&Dir{})
 var _ = fs.NodeForgetter(&Dir{})
 
-func (dir *Dir) xId() uint64 {
+func (dir *Dir) Id() uint64 {
+	if dir.parent == nil {
+		return 1
+	}
 	return dir.id
 }
 
 func (dir *Dir) Attr(ctx context.Context, attr *fuse.Attr) error {
 
-	// https://github.com/bazil/fuse/issues/196
-	attr.Valid = time.Second
-
-	if dir.FullPath() == dir.wfs.option.FilerMountRootPath {
-		dir.setRootDirAttributes(attr)
-		glog.V(3).Infof("root dir Attr %s, attr: %+v", dir.FullPath(), attr)
-		return nil
-	}
-
 	entry, err := dir.maybeLoadEntry()
 	if err != nil {
-		glog.V(3).Infof("dir Attr %s,err: %+v", dir.FullPath(), err)
+		glog.V(3).Infof("dir Attr %s, err: %+v", dir.FullPath(), err)
 		return err
 	}
 
-	// attr.Inode = dir.Id()
+	// https://github.com/bazil/fuse/issues/196
+	attr.Valid = time.Second
+	attr.Inode = dir.Id()
 	attr.Mode = os.FileMode(entry.Attributes.FileMode) | os.ModeDir
 	attr.Mtime = time.Unix(entry.Attributes.Mtime, 0)
 	attr.Crtime = time.Unix(entry.Attributes.Crtime, 0)
+	attr.Ctime = time.Unix(entry.Attributes.Crtime, 0)
+	attr.Atime = time.Unix(entry.Attributes.Mtime, 0)
 	attr.Gid = entry.Attributes.Gid
 	attr.Uid = entry.Attributes.Uid
 
+	if dir.FullPath() == dir.wfs.option.FilerMountRootPath {
+		attr.BlockSize = blockSize
+	}
+
 	glog.V(4).Infof("dir Attr %s, attr: %+v", dir.FullPath(), attr)
 
 	return nil
@@ -90,20 +92,6 @@ func (dir *Dir) Getxattr(ctx context.Context, req *fuse.GetxattrRequest, resp *f
 	return getxattr(entry, req, resp)
 }
 
-func (dir *Dir) setRootDirAttributes(attr *fuse.Attr) {
-	// attr.Inode = 1 // filer2.FullPath(dir.Path).AsInode()
-	attr.Valid = time.Second
-	attr.Inode = 1 // dir.Id()
-	attr.Uid = dir.wfs.option.MountUid
-	attr.Gid = dir.wfs.option.MountGid
-	attr.Mode = dir.wfs.option.MountMode
-	attr.Crtime = dir.wfs.option.MountCtime
-	attr.Ctime = dir.wfs.option.MountCtime
-	attr.Mtime = dir.wfs.option.MountMtime
-	attr.Atime = dir.wfs.option.MountMtime
-	attr.BlockSize = blockSize
-}
-
 func (dir *Dir) Fsync(ctx context.Context, req *fuse.FsyncRequest) error {
 	// fsync works at OS level
 	// write the file chunks to the filerGrpcAddress
@@ -153,7 +141,7 @@ func (dir *Dir) Create(ctx context.Context, req *fuse.CreateRequest,
 	var node fs.Node
 	if isDirectory {
 		node = dir.newDirectory(util.NewFullPath(dir.FullPath(), req.Name))
-		return node, nil, nil
+		return node, node, nil
 	}
 
 	node = dir.newFile(req.Name)
@@ -173,7 +161,7 @@ func (dir *Dir) Create(ctx context.Context, req *fuse.CreateRequest,
 		},
 	}
 	file.dirtyMetadata = true
-	fh := dir.wfs.AcquireHandle(file, req.Uid, req.Gid)
+	fh := dir.wfs.AcquireHandle(file, req.Uid, req.Gid, req.Flags&fuse.OpenWriteOnly > 0)
 	return file, fh, nil
 
 }
@@ -293,7 +281,7 @@ func (dir *Dir) Mkdir(ctx context.Context, req *fuse.MkdirRequest) (fs.Node, err
 func (dir *Dir) Lookup(ctx context.Context, req *fuse.LookupRequest, resp *fuse.LookupResponse) (node fs.Node, err error) {
 
 	dirPath := util.FullPath(dir.FullPath())
-	glog.V(4).Infof("dir Lookup %s: %s by %s", dirPath, req.Name, req.Header.String())
+	// glog.V(4).Infof("dir Lookup %s: %s by %s", dirPath, req.Name, req.Header.String())
 
 	fullFilePath := dirPath.Child(req.Name)
 	visitErr := meta_cache.EnsureVisited(dir.wfs.metaCache, dir.wfs, dirPath)
@@ -328,6 +316,7 @@ func (dir *Dir) Lookup(ctx context.Context, req *fuse.LookupRequest, resp *fuse.
 		// resp.EntryValid = time.Second
 		resp.Attr.Inode = fullFilePath.AsInode()
 		resp.Attr.Valid = time.Second
+		resp.Attr.Size = localEntry.FileSize
 		resp.Attr.Mtime = localEntry.Attr.Mtime
 		resp.Attr.Crtime = localEntry.Attr.Crtime
 		resp.Attr.Mode = localEntry.Attr.Mode
@@ -371,6 +360,28 @@ func (dir *Dir) ReadDirAll(ctx context.Context) (ret []fuse.Dirent, err error) {
 		glog.Errorf("list meta cache: %v", listErr)
 		return nil, fuse.EIO
 	}
+
+	// create proper . and .. directories
+	ret = append(ret, fuse.Dirent{
+		Inode: dirPath.AsInode(),
+		Name:  ".",
+		Type:  fuse.DT_Dir,
+	})
+
+	// return the correct parent inode for the mount root
+	var inode uint64
+	if string(dirPath) == dir.wfs.option.FilerMountRootPath {
+		inode = dir.wfs.option.MountParentInode
+	} else {
+		inode = util.FullPath(dir.parent.FullPath()).AsInode()
+	}
+
+	ret = append(ret, fuse.Dirent{
+		Inode: inode,
+		Name:  "..",
+		Type:  fuse.DT_Dir,
+	})
+
 	return
 }
 
@@ -432,7 +443,10 @@ func (dir *Dir) removeOneFile(req *fuse.RemoveRequest) error {
 	dir.wfs.handlesLock.Lock()
 	defer dir.wfs.handlesLock.Unlock()
 	inodeId := filePath.AsInode()
-	delete(dir.wfs.handles, inodeId)
+	if fh, ok := dir.wfs.handles[inodeId]; ok {
+		delete(dir.wfs.handles, inodeId)
+		fh.isDeleted = true
+	}
 
 	return nil
 

weed/filesys/dir_rename.go

@@ -2,6 +2,9 @@ package filesys
 
 import (
 	"context"
+	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/filer"
+	"math"
 
 	"github.com/seaweedfs/fuse"
 	"github.com/seaweedfs/fuse/fs"
@@ -37,6 +40,7 @@ func (dir *Dir) Rename(ctx context.Context, req *fuse.RenameRequest, newDirector
 			OldName:      req.OldName,
 			NewDirectory: newDir.FullPath(),
 			NewName:      req.NewName,
+			Signatures:   []int32{dir.wfs.signature},
 		}
 
 		_, err := client.AtomicRenameEntry(ctx, request)
@@ -53,39 +57,119 @@ func (dir *Dir) Rename(ctx context.Context, req *fuse.RenameRequest, newDirector
 		return fuse.EIO
 	}
 
-	// TODO: replicate renaming logic on filer
-	if err := dir.wfs.metaCache.DeleteEntry(context.Background(), oldPath); err != nil {
-		glog.V(0).Infof("dir Rename delete local %s => %s : %v", oldPath, newPath, err)
+	err = dir.moveEntry(context.Background(), util.FullPath(dir.FullPath()), oldEntry, util.FullPath(newDir.FullPath()), req.NewName)
+	if err != nil {
+		glog.V(0).Infof("dir local Rename %s => %s : %v", oldPath, newPath, err)
 		return fuse.EIO
 	}
-	oldEntry.FullPath = newPath
-	if err := dir.wfs.metaCache.InsertEntry(context.Background(), oldEntry); err != nil {
+
+
+	return nil
+}
+
+func (dir *Dir) moveEntry(ctx context.Context, oldParent util.FullPath, entry *filer.Entry, newParent util.FullPath, newName string) error {
+
+	oldName := entry.Name()
+
+	oldPath := oldParent.Child(oldName)
+	newPath := newParent.Child(newName)
+	if err := dir.moveSelfEntry(ctx, oldParent, entry, newParent, newName, func() error {
+
+		oldFsNode := NodeWithId(oldPath.AsInode())
+		newFsNode := NodeWithId(newPath.AsInode())
+		newDirNode, found := dir.wfs.Server.FindInternalNode(NodeWithId(newParent.AsInode()))
+		var newDir *Dir
+		if found {
+			newDir = newDirNode.(*Dir)
+		}
+		dir.wfs.Server.InvalidateInternalNode(oldFsNode, newFsNode, func(internalNode fs.Node) {
+			if file, ok := internalNode.(*File); ok {
+				glog.V(4).Infof("internal file node %s", oldParent.Child(oldName))
+				file.Name = newName
+				file.id = uint64(newFsNode)
+				if found {
+					file.dir = newDir
+				}
+			}
+			if dir, ok := internalNode.(*Dir); ok {
+				glog.V(4).Infof("internal dir node %s", oldParent.Child(oldName))
+				dir.name = newName
+				dir.id = uint64(newFsNode)
+				if found {
+					dir.parent = newDir
+				}
+			}
+		})
+
+		// change file handle
+		inodeId := oldPath.AsInode()
+		dir.wfs.handlesLock.Lock()
+		if existingHandle, found := dir.wfs.handles[inodeId]; found && existingHandle == nil {
+			glog.V(4).Infof("opened file handle %s => %s", oldPath, newPath)
+			delete(dir.wfs.handles, inodeId)
+			dir.wfs.handles[newPath.AsInode()] = existingHandle
+		}
+		dir.wfs.handlesLock.Unlock()
+
+		if entry.IsDirectory() {
+			if err := dir.moveFolderSubEntries(ctx, oldParent, oldName, newParent, newName); err != nil {
+				return err
+			}
+		}
+		return nil
+	}); err != nil {
+		return fmt.Errorf("fail to move %s => %s: %v", oldPath, newPath, err)
+	}
+
+	return nil
+}
+
+func (dir *Dir) moveFolderSubEntries(ctx context.Context, oldParent util.FullPath, oldName string, newParent util.FullPath, newName string) error {
+
+	currentDirPath := oldParent.Child(oldName)
+	newDirPath := newParent.Child(newName)
+
+	glog.V(1).Infof("moving folder %s => %s", currentDirPath, newDirPath)
+
+	var moveErr error
+	listErr := dir.wfs.metaCache.ListDirectoryEntries(ctx, currentDirPath, "", false, int64(math.MaxInt32), func(item *filer.Entry) bool {
+		moveErr = dir.moveEntry(ctx, currentDirPath, item, newDirPath, item.Name())
+		if moveErr != nil {
+			return false
+		}
+		return true
+	})
+	if listErr != nil {
+		return listErr
+	}
+	if moveErr != nil {
+		return moveErr
+	}
+
+	return nil
+}
+
+func (dir *Dir) moveSelfEntry(ctx context.Context, oldParent util.FullPath, entry *filer.Entry, newParent util.FullPath, newName string, moveFolderSubEntries func() error) error {
+
+	newPath := newParent.Child(newName)
+	oldPath := oldParent.Child(entry.Name())
+
+	entry.FullPath = newPath
+	if err := dir.wfs.metaCache.InsertEntry(ctx, entry); err != nil {
 		glog.V(0).Infof("dir Rename insert local %s => %s : %v", oldPath, newPath, err)
 		return fuse.EIO
 	}
 
-	oldFsNode := NodeWithId(oldPath.AsInode())
-	newFsNode := NodeWithId(newPath.AsInode())
-	dir.wfs.Server.InvalidateInternalNode(oldFsNode, newFsNode, func(internalNode fs.Node) {
-		if file, ok := internalNode.(*File); ok {
-			glog.V(4).Infof("internal node %s", file.Name)
-			file.Name = req.NewName
-			file.id = uint64(newFsNode)
+	if moveFolderSubEntries != nil {
+		if moveChildrenErr := moveFolderSubEntries(); moveChildrenErr != nil {
+			return moveChildrenErr
 		}
-	})
-
-	// change file handle
-	dir.wfs.handlesLock.Lock()
-	defer dir.wfs.handlesLock.Unlock()
-	inodeId := oldPath.AsInode()
-	existingHandle, found := dir.wfs.handles[inodeId]
-	glog.V(4).Infof("has open filehandle %s: %v", oldPath, found)
-	if !found || existingHandle == nil {
-		return nil
 	}
-	glog.V(4).Infof("opened filehandle %s => %s", oldPath, newPath)
-	delete(dir.wfs.handles, inodeId)
-	dir.wfs.handles[newPath.AsInode()] = existingHandle
+
+	if err := dir.wfs.metaCache.DeleteEntry(ctx, oldPath); err != nil {
+		glog.V(0).Infof("dir Rename delete local %s => %s : %v", oldPath, newPath, err)
+		return fuse.EIO
+	}
 
 	return nil
 }

weed/filesys/dirty_page_interval.go

@@ -1,7 +1,6 @@
 package filesys
 
 import (
-	"bytes"
 	"io"
 
 	"github.com/chrislusf/seaweedfs/weed/util"
@@ -214,7 +213,7 @@ func (l *IntervalLinkedList) ToReader() io.Reader {
 	readers = append(readers, util.NewBytesReader(t.Data))
 	for t.Next != nil {
 		t = t.Next
-		readers = append(readers, bytes.NewReader(t.Data))
+		readers = append(readers, util.NewBytesReader(t.Data))
 	}
 	if len(readers) == 1 {
 		return readers[0]

weed/filesys/dirty_pages.go

@@ -0,0 +1,10 @@
+package filesys
+
+type DirtyPages interface {
+	AddPage(offset int64, data []byte)
+	FlushData() error
+	ReadDirtyDataAt(data []byte, startOffset int64) (maxStop int64)
+	GetStorageOptions() (collection, replication string)
+	SetWriteOnly(writeOnly bool)
+	GetWriteOnly() (writeOnly bool)
+}

weed/filesys/dirty_pages_continuous.go

@@ -2,6 +2,7 @@ package filesys
 
 import (
 	"bytes"
+	"fmt"
 	"io"
 	"sync"
 	"time"
@@ -13,6 +14,7 @@ import (
 type ContinuousDirtyPages struct {
 	intervals      *ContinuousIntervals
 	f              *File
+	writeOnly      bool
 	writeWaitGroup sync.WaitGroup
 	chunkAddLock   sync.Mutex
 	lastErr        error
@@ -20,10 +22,11 @@ type ContinuousDirtyPages struct {
 	replication    string
 }
 
-func newDirtyPages(file *File) *ContinuousDirtyPages {
+func newContinuousDirtyPages(file *File, writeOnly bool) *ContinuousDirtyPages {
 	dirtyPages := &ContinuousDirtyPages{
 		intervals: &ContinuousIntervals{},
 		f:         file,
+		writeOnly: writeOnly,
 	}
 	return dirtyPages
 }
@@ -57,6 +60,16 @@ func (pages *ContinuousDirtyPages) flushAndSave(offset int64, data []byte) {
 	return
 }
 
+func (pages *ContinuousDirtyPages) FlushData() error {
+
+	pages.saveExistingPagesToStorage()
+	pages.writeWaitGroup.Wait()
+	if pages.lastErr != nil {
+		return fmt.Errorf("flush data: %v", pages.lastErr)
+	}
+	return nil
+}
+
 func (pages *ContinuousDirtyPages) saveExistingPagesToStorage() {
 	for pages.saveExistingLargestPageToStorage() {
 	}
@@ -94,7 +107,7 @@ func (pages *ContinuousDirtyPages) saveToStorage(reader io.Reader, offset int64,
 		defer pages.writeWaitGroup.Done()
 
 		reader = io.LimitReader(reader, size)
-		chunk, collection, replication, err := pages.f.wfs.saveDataAsChunk(pages.f.fullpath())(reader, pages.f.Name, offset)
+		chunk, collection, replication, err := pages.f.wfs.saveDataAsChunk(pages.f.fullpath(), pages.writeOnly)(reader, pages.f.Name, offset)
 		if err != nil {
 			glog.V(0).Infof("%s saveToStorage [%d,%d): %v", pages.f.fullpath(), offset, offset+size, err)
 			pages.lastErr = err
@@ -131,3 +144,17 @@ func min(x, y int64) int64 {
 func (pages *ContinuousDirtyPages) ReadDirtyDataAt(data []byte, startOffset int64) (maxStop int64) {
 	return pages.intervals.ReadDataAt(data, startOffset)
 }
+
+func (pages *ContinuousDirtyPages) GetStorageOptions() (collection, replication string) {
+	return pages.collection, pages.replication
+}
+
+func (pages *ContinuousDirtyPages) SetWriteOnly(writeOnly bool) {
+	if pages.writeOnly {
+		pages.writeOnly = writeOnly
+	}
+}
+
+func (pages *ContinuousDirtyPages) GetWriteOnly() (writeOnly bool) {
+	return pages.writeOnly
+}

weed/filesys/dirty_pages_temp_file.go

@@ -0,0 +1,157 @@
+package filesys
+
+import (
+	"fmt"
+	"github.com/chrislusf/seaweedfs/weed/glog"
+	"github.com/chrislusf/seaweedfs/weed/pb/filer_pb"
+	"io"
+	"os"
+	"sync"
+	"time"
+)
+
+type TempFileDirtyPages struct {
+	f                *File
+	tf               *os.File
+	writtenIntervals *WrittenContinuousIntervals
+	writeOnly        bool
+	writeWaitGroup   sync.WaitGroup
+	pageAddLock      sync.Mutex
+	chunkAddLock     sync.Mutex
+	lastErr          error
+	collection       string
+	replication      string
+}
+
+func newTempFileDirtyPages(file *File, writeOnly bool) *TempFileDirtyPages {
+
+	tempFile := &TempFileDirtyPages{
+		f:                file,
+		writeOnly:        writeOnly,
+		writtenIntervals: &WrittenContinuousIntervals{},
+	}
+
+	return tempFile
+}
+
+func (pages *TempFileDirtyPages) AddPage(offset int64, data []byte) {
+
+	pages.pageAddLock.Lock()
+	defer pages.pageAddLock.Unlock()
+
+	if pages.tf == nil {
+		tf, err := os.CreateTemp(pages.f.wfs.option.getTempFilePageDir(), "")
+		if err != nil {
+			glog.Errorf("create temp file: %v", err)
+			pages.lastErr = err
+			return
+		}
+		pages.tf = tf
+		pages.writtenIntervals.tempFile = tf
+		pages.writtenIntervals.lastOffset = 0
+	}
+
+	writtenOffset := pages.writtenIntervals.lastOffset
+	dataSize := int64(len(data))
+
+	// glog.V(4).Infof("%s AddPage %v at %d [%d,%d)", pages.f.fullpath(), pages.tf.Name(), writtenOffset, offset, offset+dataSize)
+
+	if _, err := pages.tf.WriteAt(data, writtenOffset); err != nil {
+		pages.lastErr = err
+	} else {
+		pages.writtenIntervals.AddInterval(writtenOffset, len(data), offset)
+		pages.writtenIntervals.lastOffset += dataSize
+	}
+
+	// pages.writtenIntervals.debug()
+
+	return
+}
+
+func (pages *TempFileDirtyPages) FlushData() error {
+
+	pages.saveExistingPagesToStorage()
+	pages.writeWaitGroup.Wait()
+	if pages.lastErr != nil {
+		return fmt.Errorf("flush data: %v", pages.lastErr)
+	}
+	pages.pageAddLock.Lock()
+	defer pages.pageAddLock.Unlock()
+	if pages.tf != nil {
+
+		pages.writtenIntervals.tempFile = nil
+		pages.writtenIntervals.lists = nil
+
+		pages.tf.Close()
+		os.Remove(pages.tf.Name())
+		pages.tf = nil
+	}
+	return nil
+}
+
+func (pages *TempFileDirtyPages) saveExistingPagesToStorage() {
+
+	pageSize := pages.f.wfs.option.ChunkSizeLimit
+
+	// glog.V(4).Infof("%v saveExistingPagesToStorage %d lists", pages.f.Name, len(pages.writtenIntervals.lists))
+
+	for _, list := range pages.writtenIntervals.lists {
+		listStopOffset := list.Offset() + list.Size()
+		for uploadedOffset := int64(0); uploadedOffset < listStopOffset; uploadedOffset += pageSize {
+			start, stop := max(list.Offset(), uploadedOffset), min(listStopOffset, uploadedOffset+pageSize)
+			if start >= stop {
+				continue
+			}
+			// glog.V(4).Infof("uploading %v [%d,%d) %d/%d", pages.f.Name, start, stop, i, len(pages.writtenIntervals.lists))
+			pages.saveToStorage(list.ToReader(start, stop), start, stop-start)
+		}
+	}
+
+}
+
+func (pages *TempFileDirtyPages) saveToStorage(reader io.Reader, offset int64, size int64) {
+
+	mtime := time.Now().UnixNano()
+	pages.writeWaitGroup.Add(1)
+	writer := func() {
+		defer pages.writeWaitGroup.Done()
+
+		reader = io.LimitReader(reader, size)
+		chunk, collection, replication, err := pages.f.wfs.saveDataAsChunk(pages.f.fullpath(), pages.writeOnly)(reader, pages.f.Name, offset)
+		if err != nil {
+			glog.V(0).Infof("%s saveToStorage [%d,%d): %v", pages.f.fullpath(), offset, offset+size, err)
+			pages.lastErr = err
+			return
+		}
+		chunk.Mtime = mtime
+		pages.collection, pages.replication = collection, replication
+		pages.chunkAddLock.Lock()
+		defer pages.chunkAddLock.Unlock()
+		pages.f.addChunks([]*filer_pb.FileChunk{chunk})
+		glog.V(3).Infof("%s saveToStorage %s [%d,%d)", pages.f.fullpath(), chunk.FileId, offset, offset+size)
+	}
+
+	if pages.f.wfs.concurrentWriters != nil {
+		pages.f.wfs.concurrentWriters.Execute(writer)
+	} else {
+		go writer()
+	}
+}
+
+func (pages *TempFileDirtyPages) ReadDirtyDataAt(data []byte, startOffset int64) (maxStop int64) {
+	return pages.writtenIntervals.ReadDataAt(data, startOffset)
+}
+
+func (pages *TempFileDirtyPages) GetStorageOptions() (collection, replication string) {
+	return pages.collection, pages.replication
+}
+
+func (pages *TempFileDirtyPages) SetWriteOnly(writeOnly bool) {
+	if pages.writeOnly {
+		pages.writeOnly = writeOnly
+	}
+}
+
+func (pages *TempFileDirtyPages) GetWriteOnly() (writeOnly bool) {
+	return pages.writeOnly
+}

weed/filesys/dirty_pages_temp_interval.go

@@ -0,0 +1,289 @@
+package filesys
+
+import (
+	"io"
+	"log"
+	"os"
+)
+
+type WrittenIntervalNode struct {
+	DataOffset int64
+	TempOffset int64
+	Size       int64
+	Next       *WrittenIntervalNode
+}
+
+type WrittenIntervalLinkedList struct {
+	tempFile *os.File
+	Head     *WrittenIntervalNode
+	Tail     *WrittenIntervalNode
+}
+
+type WrittenContinuousIntervals struct {
+	tempFile   *os.File
+	lastOffset int64
+	lists      []*WrittenIntervalLinkedList
+}
+
+func (list *WrittenIntervalLinkedList) Offset() int64 {
+	return list.Head.DataOffset
+}
+func (list *WrittenIntervalLinkedList) Size() int64 {
+	return list.Tail.DataOffset + list.Tail.Size - list.Head.DataOffset
+}
+func (list *WrittenIntervalLinkedList) addNodeToTail(node *WrittenIntervalNode) {
+	// glog.V(4).Infof("add to tail [%d,%d) + [%d,%d) => [%d,%d)", list.Head.Offset, list.Tail.Offset+list.Tail.Size, node.Offset, node.Offset+node.Size, list.Head.Offset, node.Offset+node.Size)
+	if list.Tail.TempOffset+list.Tail.Size == node.TempOffset {
+		// already connected
+		list.Tail.Size += node.Size
+	} else {
+		list.Tail.Next = node
+		list.Tail = node
+	}
+}
+func (list *WrittenIntervalLinkedList) addNodeToHead(node *WrittenIntervalNode) {
+	// glog.V(4).Infof("add to head [%d,%d) + [%d,%d) => [%d,%d)", node.Offset, node.Offset+node.Size, list.Head.Offset, list.Tail.Offset+list.Tail.Size, node.Offset, list.Tail.Offset+list.Tail.Size)
+	node.Next = list.Head
+	list.Head = node
+}
+
+func (list *WrittenIntervalLinkedList) ReadData(buf []byte, start, stop int64) {
+	t := list.Head
+	for {
+
+		nodeStart, nodeStop := max(start, t.DataOffset), min(stop, t.DataOffset+t.Size)
+		if nodeStart < nodeStop {
+			// glog.V(4).Infof("copying start=%d stop=%d t=[%d,%d) => bufSize=%d nodeStart=%d, nodeStop=%d", start, stop, t.DataOffset, t.DataOffset+t.Size, len(buf), nodeStart, nodeStop)
+			list.tempFile.ReadAt(buf[nodeStart-start:nodeStop-start], t.TempOffset+nodeStart-t.DataOffset)
+		}
+
+		if t.Next == nil {
+			break
+		}
+		t = t.Next
+	}
+}
+
+func (c *WrittenContinuousIntervals) TotalSize() (total int64) {
+	for _, list := range c.lists {
+		total += list.Size()
+	}
+	return
+}
+
+func (list *WrittenIntervalLinkedList) subList(start, stop int64) *WrittenIntervalLinkedList {
+	var nodes []*WrittenIntervalNode
+	for t := list.Head; t != nil; t = t.Next {
+		nodeStart, nodeStop := max(start, t.DataOffset), min(stop, t.DataOffset+t.Size)
+		if nodeStart >= nodeStop {
+			// skip non overlapping WrittenIntervalNode
+			continue
+		}
+		nodes = append(nodes, &WrittenIntervalNode{
+			TempOffset: t.TempOffset + nodeStart - t.DataOffset,
+			DataOffset: nodeStart,
+			Size:       nodeStop - nodeStart,
+			Next:       nil,
+		})
+	}
+	for i := 1; i < len(nodes); i++ {
+		nodes[i-1].Next = nodes[i]
+	}
+	return &WrittenIntervalLinkedList{
+		tempFile: list.tempFile,
+		Head:     nodes[0],
+		Tail:     nodes[len(nodes)-1],
+	}
+}
+
+func (c *WrittenContinuousIntervals) debug() {
+	log.Printf("++")
+	for _, l := range c.lists {
+		log.Printf("++++")
+		for t := l.Head; ; t = t.Next {
+			log.Printf("[%d,%d) => [%d,%d) %d", t.DataOffset, t.DataOffset+t.Size, t.TempOffset, t.TempOffset+t.Size, t.Size)
+			if t.Next == nil {
+				break
+			}
+		}
+		log.Printf("----")
+	}
+	log.Printf("--")
+}
+
+func (c *WrittenContinuousIntervals) AddInterval(tempOffset int64, dataSize int, dataOffset int64) {
+
+	interval := &WrittenIntervalNode{DataOffset: dataOffset, TempOffset: tempOffset, Size: int64(dataSize)}
+
+	// append to the tail and return
+	if len(c.lists) == 1 {
+		lastSpan := c.lists[0]
+		if lastSpan.Tail.DataOffset+lastSpan.Tail.Size == dataOffset {
+			lastSpan.addNodeToTail(interval)
+			return
+		}
+	}
+
+	var newLists []*WrittenIntervalLinkedList
+	for _, list := range c.lists {
+		// if list is to the left of new interval, add to the new list
+		if list.Tail.DataOffset+list.Tail.Size <= interval.DataOffset {
+			newLists = append(newLists, list)
+		}
+		// if list is to the right of new interval, add to the new list
+		if interval.DataOffset+interval.Size <= list.Head.DataOffset {
+			newLists = append(newLists, list)
+		}
+		// if new interval overwrite the right part of the list
+		if list.Head.DataOffset < interval.DataOffset && interval.DataOffset < list.Tail.DataOffset+list.Tail.Size {
+			// create a new list of the left part of existing list
+			newLists = append(newLists, list.subList(list.Offset(), interval.DataOffset))
+		}
+		// if new interval overwrite the left part of the list
+		if list.Head.DataOffset < interval.DataOffset+interval.Size && interval.DataOffset+interval.Size < list.Tail.DataOffset+list.Tail.Size {
+			// create a new list of the right part of existing list
+			newLists = append(newLists, list.subList(interval.DataOffset+interval.Size, list.Tail.DataOffset+list.Tail.Size))
+		}
+		// skip anything that is fully overwritten by the new interval
+	}
+
+	c.lists = newLists
+	// add the new interval to the lists, connecting neighbor lists
+	var prevList, nextList *WrittenIntervalLinkedList
+
+	for _, list := range c.lists {
+		if list.Head.DataOffset == interval.DataOffset+interval.Size {
+			nextList = list
+			break
+		}
+	}
+
+	for _, list := range c.lists {
+		if list.Head.DataOffset+list.Size() == dataOffset {
+			list.addNodeToTail(interval)
+			prevList = list
+			break
+		}
+	}
+
+	if prevList != nil && nextList != nil {
+		// glog.V(4).Infof("connecting [%d,%d) + [%d,%d) => [%d,%d)", prevList.Head.Offset, prevList.Tail.Offset+prevList.Tail.Size, nextList.Head.Offset, nextList.Tail.Offset+nextList.Tail.Size, prevList.Head.Offset, nextList.Tail.Offset+nextList.Tail.Size)
+		prevList.Tail.Next = nextList.Head
+		prevList.Tail = nextList.Tail
+		c.removeList(nextList)
+	} else if nextList != nil {
+		// add to head was not done when checking
+		nextList.addNodeToHead(interval)
+	}
+	if prevList == nil && nextList == nil {
+		c.lists = append(c.lists, &WrittenIntervalLinkedList{
+			tempFile: c.tempFile,
+			Head:     interval,
+			Tail:     interval,
+		})
+	}
+
+	return
+}
+
+func (c *WrittenContinuousIntervals) RemoveLargestIntervalLinkedList() *WrittenIntervalLinkedList {
+	var maxSize int64
+	maxIndex := -1
+	for k, list := range c.lists {
+		if maxSize <= list.Size() {
+			maxSize = list.Size()
+			maxIndex = k
+		}
+	}
+	if maxSize <= 0 {
+		return nil
+	}
+
+	t := c.lists[maxIndex]
+	t.tempFile = c.tempFile
+	c.lists = append(c.lists[0:maxIndex], c.lists[maxIndex+1:]...)
+	return t
+
+}
+
+func (c *WrittenContinuousIntervals) removeList(target *WrittenIntervalLinkedList) {
+	index := -1
+	for k, list := range c.lists {
+		if list.Offset() == target.Offset() {
+			index = k
+		}
+	}
+	if index < 0 {
+		return
+	}
+
+	c.lists = append(c.lists[0:index], c.lists[index+1:]...)
+
+}
+
+func (c *WrittenContinuousIntervals) ReadDataAt(data []byte, startOffset int64) (maxStop int64) {
+	for _, list := range c.lists {
+		start := max(startOffset, list.Offset())
+		stop := min(startOffset+int64(len(data)), list.Offset()+list.Size())
+		if start < stop {
+			list.ReadData(data[start-startOffset:], start, stop)
+			maxStop = max(maxStop, stop)
+		}
+	}
+	return
+}
+
+func (l *WrittenIntervalLinkedList) ToReader(start int64, stop int64) io.Reader {
+	// TODO: optimize this to avoid another loop
+	var readers []io.Reader
+	for t := l.Head; ; t = t.Next {
+		startOffset, stopOffset := max(t.DataOffset, start), min(t.DataOffset+t.Size, stop)
+		if startOffset < stopOffset {
+			// glog.V(4).Infof("ToReader read [%d,%d) from [%d,%d) %d", t.DataOffset, t.DataOffset+t.Size, t.TempOffset, t.TempOffset+t.Size, t.Size)
+			readers = append(readers, newFileSectionReader(l.tempFile, startOffset-t.DataOffset+t.TempOffset, startOffset, stopOffset-startOffset))
+		}
+		if t.Next == nil {
+			break
+		}
+	}
+	if len(readers) == 1 {
+		return readers[0]
+	}
+	return io.MultiReader(readers...)
+}
+
+type FileSectionReader struct {
+	file            *os.File
+	tempStartOffset int64
+	Offset          int64
+	dataStart       int64
+	dataStop        int64
+}
+
+var _ = io.Reader(&FileSectionReader{})
+
+func newFileSectionReader(tempfile *os.File, offset int64, dataOffset int64, size int64) *FileSectionReader {
+	return &FileSectionReader{
+		file:            tempfile,
+		tempStartOffset: offset,
+		Offset:          offset,
+		dataStart:       dataOffset,
+		dataStop:        dataOffset + size,
+	}
+}
+
+func (f *FileSectionReader) Read(p []byte) (n int, err error) {
+	remaining := (f.dataStop - f.dataStart) - (f.Offset - f.tempStartOffset)
+	if remaining <= 0 {
+		return 0, io.EOF
+	}
+	dataLen := min(remaining, int64(len(p)))
+	// glog.V(4).Infof("reading [%d,%d) from %v [%d,%d)/[%d,%d) %d", f.Offset-f.tempStartOffset+f.dataStart, f.Offset-f.tempStartOffset+f.dataStart+dataLen, f.file.Name(), f.Offset, f.Offset+dataLen, f.tempStartOffset, f.tempStartOffset+f.dataStop-f.dataStart, f.dataStop-f.dataStart)
+	n, err = f.file.ReadAt(p[:dataLen], f.Offset)
+	if n > 0 {
+		f.Offset += int64(n)
+	} else {
+		err = io.EOF
+	}
+	return
+}