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129 lines
5.3 KiB
129 lines
5.3 KiB
/*
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* Minio Cloud Storage, (C) 2017 Minio, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package cmd
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import (
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"io"
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router "github.com/gorilla/mux"
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"github.com/minio/minio-go/pkg/policy"
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)
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// GatewayLayer - Interface to implement gateway mode.
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type GatewayLayer interface {
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ObjectLayer
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MakeBucketWithLocation(bucket, location string) error
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AnonGetObject(bucket, object string, startOffset int64, length int64, writer io.Writer) (err error)
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AnonGetObjectInfo(bucket, object string) (objInfo ObjectInfo, err error)
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AnonPutObject(bucket string, object string, size int64, data io.Reader, metadata map[string]string, sha256sum string) (ObjectInfo, error)
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SetBucketPolicies(string, policy.BucketAccessPolicy) error
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GetBucketPolicies(string) (policy.BucketAccessPolicy, error)
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DeleteBucketPolicies(string) error
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AnonListObjects(bucket, prefix, marker, delimiter string, maxKeys int) (result ListObjectsInfo, err error)
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AnonGetBucketInfo(bucket string) (bucketInfo BucketInfo, err error)
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}
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// Implements and provides http handlers for S3 API.
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// Overrides GetObject HeadObject and Policy related handlers.
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type gatewayAPIHandlers struct {
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objectAPIHandlers
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ObjectAPI func() GatewayLayer
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}
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// registerAPIRouter - registers S3 compatible APIs.
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func registerGatewayAPIRouter(mux *router.Router, gw GatewayLayer) {
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// Initialize API.
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api := gatewayAPIHandlers{
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ObjectAPI: func() GatewayLayer { return gw },
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objectAPIHandlers: objectAPIHandlers{
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ObjectAPI: newObjectLayerFn,
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},
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}
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// API Router
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apiRouter := mux.NewRoute().PathPrefix("/").Subrouter()
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// Bucket router
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bucket := apiRouter.PathPrefix("/{bucket}").Subrouter()
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/// Object operations
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// HeadObject
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bucket.Methods("HEAD").Path("/{object:.+}").HandlerFunc(api.HeadObjectHandler)
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// CopyObjectPart
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bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(api.CopyObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
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// PutObjectPart
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bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(api.PutObjectPartHandler).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
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// ListObjectPxarts
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bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(api.ListObjectPartsHandler).Queries("uploadId", "{uploadId:.*}")
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// CompleteMultipartUpload
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bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(api.CompleteMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
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// NewMultipartUpload
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bucket.Methods("POST").Path("/{object:.+}").HandlerFunc(api.NewMultipartUploadHandler).Queries("uploads", "")
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// AbortMultipartUpload
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bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(api.AbortMultipartUploadHandler).Queries("uploadId", "{uploadId:.*}")
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// GetObject
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bucket.Methods("GET").Path("/{object:.+}").HandlerFunc(api.GetObjectHandler)
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// CopyObject
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bucket.Methods("PUT").Path("/{object:.+}").HeadersRegexp("X-Amz-Copy-Source", ".*?(\\/|%2F).*?").HandlerFunc(api.CopyObjectHandler)
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// PutObject
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bucket.Methods("PUT").Path("/{object:.+}").HandlerFunc(api.PutObjectHandler)
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// DeleteObject
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bucket.Methods("DELETE").Path("/{object:.+}").HandlerFunc(api.DeleteObjectHandler)
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/// Bucket operations
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// GetBucketLocation
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bucket.Methods("GET").HandlerFunc(api.GetBucketLocationHandler).Queries("location", "")
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// GetBucketPolicy
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bucket.Methods("GET").HandlerFunc(api.GetBucketPolicyHandler).Queries("policy", "")
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// GetBucketNotification
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bucket.Methods("GET").HandlerFunc(api.GetBucketNotificationHandler).Queries("notification", "")
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// ListenBucketNotification
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bucket.Methods("GET").HandlerFunc(api.ListenBucketNotificationHandler).Queries("events", "{events:.*}")
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// ListMultipartUploads
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bucket.Methods("GET").HandlerFunc(api.ListMultipartUploadsHandler).Queries("uploads", "")
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// ListObjectsV2
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bucket.Methods("GET").HandlerFunc(api.ListObjectsV2Handler).Queries("list-type", "2")
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// ListObjectsV1 (Legacy)
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bucket.Methods("GET").HandlerFunc(api.ListObjectsV1Handler)
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// PutBucketPolicy
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bucket.Methods("PUT").HandlerFunc(api.PutBucketPolicyHandler).Queries("policy", "")
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// PutBucketNotification
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bucket.Methods("PUT").HandlerFunc(api.PutBucketNotificationHandler).Queries("notification", "")
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// PutBucket
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bucket.Methods("PUT").HandlerFunc(api.PutBucketHandler)
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// HeadBucket
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bucket.Methods("HEAD").HandlerFunc(api.HeadBucketHandler)
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// PostPolicy
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bucket.Methods("POST").HeadersRegexp("Content-Type", "multipart/form-data*").HandlerFunc(api.PostPolicyBucketHandler)
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// DeleteMultipleObjects
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bucket.Methods("POST").HandlerFunc(api.DeleteMultipleObjectsHandler)
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// DeleteBucketPolicy
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bucket.Methods("DELETE").HandlerFunc(api.DeleteBucketPolicyHandler).Queries("policy", "")
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// DeleteBucket
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bucket.Methods("DELETE").HandlerFunc(api.DeleteBucketHandler)
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/// Root operation
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// ListBuckets
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apiRouter.Methods("GET").HandlerFunc(api.ListBucketsHandler)
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}
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