Files
versitygw/s3api/server.go

99 lines
2.7 KiB
Go

// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package s3api
import (
"crypto/tls"
"github.com/gofiber/fiber/v2"
"github.com/gofiber/fiber/v2/middleware/logger"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/backend"
"github.com/versity/versitygw/s3api/middlewares"
"github.com/versity/versitygw/s3event"
"github.com/versity/versitygw/s3log"
)
type S3ApiServer struct {
app *fiber.App
backend backend.Backend
router *S3ApiRouter
port string
cert *tls.Certificate
quiet bool
debug bool
}
func New(app *fiber.App, be backend.Backend, root middlewares.RootUserConfig, port, region string, iam auth.IAMService, l s3log.AuditLogger, evs s3event.S3EventSender, opts ...Option) (*S3ApiServer, error) {
server := &S3ApiServer{
app: app,
backend: be,
router: new(S3ApiRouter),
port: port,
}
for _, opt := range opts {
opt(server)
}
// Logging middlewares
if !server.quiet {
app.Use(logger.New())
}
app.Use(middlewares.DecodeURL(l))
app.Use(middlewares.RequestLogger(server.debug))
// Authentication middlewares
app.Use(middlewares.VerifyPresignedV4Signature(root, iam, l, region, server.debug))
app.Use(middlewares.VerifyV4Signature(root, iam, l, region, server.debug))
app.Use(middlewares.ProcessChunkedBody(root, iam, l, region))
app.Use(middlewares.VerifyMD5Body(l))
app.Use(middlewares.AclParser(be, l))
server.router.Init(app, be, iam, l, evs)
return server, nil
}
// Option sets various options for New()
type Option func(*S3ApiServer)
// WithTLS sets TLS Credentials
func WithTLS(cert tls.Certificate) Option {
return func(s *S3ApiServer) { s.cert = &cert }
}
// WithAdminServer runs admin endpoints with the gateway in the same network
func WithAdminServer() Option {
return func(s *S3ApiServer) { s.router.WithAdmSrv = true }
}
// WithDebug sets debug output
func WithDebug() Option {
return func(s *S3ApiServer) { s.debug = true }
}
// WithQuiet silences default logging output
func WithQuiet() Option {
return func(s *S3ApiServer) { s.quiet = true }
}
func (sa *S3ApiServer) Serve() (err error) {
if sa.cert != nil {
return sa.app.ListenTLSWithCertificate(sa.port, *sa.cert)
}
return sa.app.Listen(sa.port)
}