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minio/routers.go

175 lines
6.0 KiB

/*
* Minio Cloud Storage, (C) 2015 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"net"
"net/http"
router "github.com/gorilla/mux"
jsonrpc "github.com/gorilla/rpc/v2"
"github.com/gorilla/rpc/v2/json"
"github.com/minio/minio-go"
"github.com/minio/minio-xl/pkg/probe"
"github.com/minio/minio/pkg/fs"
)
// CloudStorageAPI container for S3 compatible API.
type CloudStorageAPI struct {
// Do not check for incoming signatures, allow all requests.
Anonymous bool
// Once true log all incoming requests.
AccessLog bool
// Filesystem instance.
Filesystem fs.Filesystem
}
// WebAPI container for Web API.
type WebAPI struct {
// FSPath filesystem path.
FSPath string
// Once true log all incoming request.
AccessLog bool
// Minio client instance.
Client minio.CloudStorageClient
// private params.
inSecure bool // Enabled if TLS is false.
apiAddress string // api destination address.
// accessKeys kept to be used internally.
accessKeyID string
secretAccessKey string
}
func getWebAPIHandler(web *WebAPI) http.Handler {
var mwHandlers = []MiddlewareHandler{
TimeValidityHandler, // Validate time.
AuthHandler, // Authentication handler for verifying tokens.
CorsHandler, // CORS added only for testing purposes.
}
if web.AccessLog {
mwHandlers = append(mwHandlers, AccessLogHandler)
}
s := jsonrpc.NewServer()
codec := json.NewCodec()
s.RegisterCodec(codec, "application/json")
s.RegisterCodec(codec, "application/json; charset=UTF-8")
s.RegisterService(web, "Web")
mux := router.NewRouter()
// Add new RPC services here
mux.Handle("/rpc", s)
// Enable this when we add assets.
// mux.Handle("/{file:.*}", http.FileServer(assetFS()))
return registerCustomMiddleware(mux, mwHandlers...)
}
// registerCloudStorageAPI - register all the handlers to their respective paths
func registerCloudStorageAPI(mux *router.Router, a CloudStorageAPI) {
// root Router
root := mux.NewRoute().PathPrefix("/").Subrouter()
// Bucket router
bucket := root.PathPrefix("/{bucket}").Subrouter()
// Object operations
bucket.Methods("HEAD").Path("/{object:.+}").HandlerFunc(a.HeadObjectHandler)
bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(a.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(a.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(a.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(a.NewMultipartUploadHandler).Queries("uploads", "")
bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(a.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(a.GetObjectHandler)
bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(a.PutObjectHandler)
bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(a.DeleteObjectHandler)
// Bucket operations
bucket.Methods("GET").HandlerFunc(a.GetBucketLocationHandler).Queries("location", "")
bucket.Methods("GET").HandlerFunc(a.GetBucketACLHandler).Queries("acl", "")
bucket.Methods("GET").HandlerFunc(a.ListMultipartUploadsHandler).Queries("uploads", "")
bucket.Methods("GET").HandlerFunc(a.ListObjectsHandler)
bucket.Methods("PUT").HandlerFunc(a.PutBucketACLHandler).Queries("acl", "")
bucket.Methods("PUT").HandlerFunc(a.PutBucketHandler)
bucket.Methods("HEAD").HandlerFunc(a.HeadBucketHandler)
bucket.Methods("POST").HandlerFunc(a.PostPolicyBucketHandler)
bucket.Methods("DELETE").HandlerFunc(a.DeleteBucketHandler)
// Root operation
root.Methods("GET").HandlerFunc(a.ListBucketsHandler)
}
// getNewWebAPI instantiate a new WebAPI.
func getNewWebAPI(conf cloudServerConfig) *WebAPI {
// Split host port.
host, port, e := net.SplitHostPort(conf.Address)
fatalIf(probe.NewError(e), "Unable to parse web addess.", nil)
// Default host is 'localhost', if no host present.
if host == "" {
host = "localhost"
}
// Initialize minio client for AWS Signature Version '4'
inSecure := !conf.TLS // Insecure true when TLS is false.
client, e := minio.NewV4(net.JoinHostPort(host, port), conf.AccessKeyID, conf.SecretAccessKey, inSecure)
fatalIf(probe.NewError(e), "Unable to initialize minio client", nil)
web := &WebAPI{
FSPath: conf.Path,
AccessLog: conf.AccessLog,
Client: client,
inSecure: inSecure,
apiAddress: conf.Address,
accessKeyID: conf.AccessKeyID,
secretAccessKey: conf.SecretAccessKey,
}
return web
}
// getNewCloudStorageAPI instantiate a new CloudStorageAPI.
func getNewCloudStorageAPI(conf cloudServerConfig) CloudStorageAPI {
fs, err := fs.New(conf.Path)
fatalIf(err.Trace(), "Initializing filesystem failed.", nil)
fs.SetMinFreeDisk(conf.MinFreeDisk)
if conf.Expiry > 0 {
go fs.AutoExpiryThread(conf.Expiry)
}
return CloudStorageAPI{
Filesystem: fs,
Anonymous: conf.Anonymous,
AccessLog: conf.AccessLog,
}
}
func getCloudStorageAPIHandler(api CloudStorageAPI) http.Handler {
var mwHandlers = []MiddlewareHandler{
TimeValidityHandler,
IgnoreResourcesHandler,
IgnoreSignatureV2RequestHandler,
}
if !api.Anonymous {
mwHandlers = append(mwHandlers, SignatureHandler)
}
if api.AccessLog {
mwHandlers = append(mwHandlers, AccessLogHandler)
}
mwHandlers = append(mwHandlers, CorsHandler)
mux := router.NewRouter()
registerCloudStorageAPI(mux, api)
return registerCustomMiddleware(mux, mwHandlers...)
}