minio/cmd/api-router.go
Krishnan Parthasarathi 026265f8f7
Add support for bucket encryption feature (#8890)
- pkg/bucket/encryption provides support for handling bucket 
  encryption configuration
- changes under cmd/ provide support for AES256 algorithm only

Co-Authored-By: Poorna  <poornas@users.noreply.github.com>
Co-authored-by: Harshavardhana <harsha@minio.io>
2020-02-05 15:12:34 +05:30

228 lines
14 KiB
Go

/*
* MinIO Cloud Storage, (C) 2016 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 cmd
import (
"net/http"
"github.com/gorilla/mux"
xhttp "github.com/minio/minio/cmd/http"
)
func newHTTPServerFn() *xhttp.Server {
globalObjLayerMutex.Lock()
defer globalObjLayerMutex.Unlock()
return globalHTTPServer
}
func newObjectLayerWithoutSafeModeFn() ObjectLayer {
globalObjLayerMutex.Lock()
defer globalObjLayerMutex.Unlock()
return globalObjectAPI
}
func newObjectLayerFn() ObjectLayer {
globalObjLayerMutex.Lock()
defer globalObjLayerMutex.Unlock()
if globalSafeMode {
return nil
}
return globalObjectAPI
}
func newCachedObjectLayerFn() CacheObjectLayer {
globalObjLayerMutex.Lock()
defer globalObjLayerMutex.Unlock()
if globalSafeMode {
return nil
}
return globalCacheObjectAPI
}
// objectAPIHandler implements and provides http handlers for S3 API.
type objectAPIHandlers struct {
ObjectAPI func() ObjectLayer
CacheAPI func() CacheObjectLayer
// Returns true of handlers should interpret encryption.
EncryptionEnabled func() bool
// Returns true if handlers allow SSE-KMS encryption headers.
AllowSSEKMS func() bool
}
// registerAPIRouter - registers S3 compatible APIs.
func registerAPIRouter(router *mux.Router, encryptionEnabled, allowSSEKMS bool) {
// Initialize API.
api := objectAPIHandlers{
ObjectAPI: newObjectLayerFn,
CacheAPI: newCachedObjectLayerFn,
EncryptionEnabled: func() bool {
return encryptionEnabled
},
AllowSSEKMS: func() bool {
return allowSSEKMS
},
}
// API Router
apiRouter := router.PathPrefix(SlashSeparator).Subrouter()
var routers []*mux.Router
for _, domainName := range globalDomainNames {
routers = append(routers, apiRouter.Host("{bucket:.+}."+domainName).Subrouter())
routers = append(routers, apiRouter.Host("{bucket:.+}."+domainName+":{port:.*}").Subrouter())
}
routers = append(routers, apiRouter.PathPrefix("/{bucket}").Subrouter())
for _, bucket := range routers {
// Object operations
// HeadObject
bucket.Methods(http.MethodHead).Path("/{object:.+}").HandlerFunc(collectAPIStats("headobject", httpTraceAll(api.HeadObjectHandler)))
// CopyObjectPart
bucket.Methods(http.MethodPut).Path("/{object:.+}").HeadersRegexp(xhttp.AmzCopySource, ".*?(\\/|%2F).*?").HandlerFunc(collectAPIStats("copyobjectpart", httpTraceAll(api.CopyObjectPartHandler))).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
// PutObjectPart
bucket.Methods(http.MethodPut).Path("/{object:.+}").HandlerFunc(collectAPIStats("putobjectpart", httpTraceHdrs(api.PutObjectPartHandler))).Queries("partNumber", "{partNumber:[0-9]+}", "uploadId", "{uploadId:.*}")
// ListObjectParts
bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(collectAPIStats("listobjectparts", httpTraceAll(api.ListObjectPartsHandler))).Queries("uploadId", "{uploadId:.*}")
// CompleteMultipartUpload
bucket.Methods(http.MethodPost).Path("/{object:.+}").HandlerFunc(collectAPIStats("completemutipartupload", httpTraceAll(api.CompleteMultipartUploadHandler))).Queries("uploadId", "{uploadId:.*}")
// NewMultipartUpload
bucket.Methods(http.MethodPost).Path("/{object:.+}").HandlerFunc(collectAPIStats("newmultipartupload", httpTraceAll(api.NewMultipartUploadHandler))).Queries("uploads", "")
// AbortMultipartUpload
bucket.Methods(http.MethodDelete).Path("/{object:.+}").HandlerFunc(collectAPIStats("abortmultipartupload", httpTraceAll(api.AbortMultipartUploadHandler))).Queries("uploadId", "{uploadId:.*}")
// GetObjectACL - this is a dummy call.
bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(collectAPIStats("getobjectacl", httpTraceHdrs(api.GetObjectACLHandler))).Queries("acl", "")
// GetObjectTagging
bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(collectAPIStats("getobjecttagging", httpTraceHdrs(api.GetObjectTaggingHandler))).Queries("tagging", "")
// PutObjectTagging
bucket.Methods(http.MethodPut).Path("/{object:.+}").HandlerFunc(collectAPIStats("putobjecttagging", httpTraceHdrs(api.PutObjectTaggingHandler))).Queries("tagging", "")
// DeleteObjectTagging
bucket.Methods(http.MethodDelete).Path("/{object:.+}").HandlerFunc(collectAPIStats("deleteobjecttagging", httpTraceHdrs(api.DeleteObjectTaggingHandler))).Queries("tagging", "")
// SelectObjectContent
bucket.Methods(http.MethodPost).Path("/{object:.+}").HandlerFunc(collectAPIStats("selectobjectcontent", httpTraceHdrs(api.SelectObjectContentHandler))).Queries("select", "").Queries("select-type", "2")
// GetObjectRetention
bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(collectAPIStats("getobjectretention", httpTraceHdrs(api.GetObjectRetentionHandler))).Queries("retention", "")
// GetObjectLegalHold
bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(collectAPIStats("getobjectlegalhold", httpTraceHdrs(api.GetObjectLegalHoldHandler))).Queries("legal-hold", "")
// GetObject
bucket.Methods(http.MethodGet).Path("/{object:.+}").HandlerFunc(collectAPIStats("getobject", httpTraceHdrs(api.GetObjectHandler)))
// CopyObject
bucket.Methods(http.MethodPut).Path("/{object:.+}").HeadersRegexp(xhttp.AmzCopySource, ".*?(\\/|%2F).*?").HandlerFunc(collectAPIStats("copyobject", httpTraceAll(api.CopyObjectHandler)))
// PutObjectRetention
bucket.Methods(http.MethodPut).Path("/{object:.+}").HandlerFunc(collectAPIStats("putobjectretention", httpTraceHdrs(api.PutObjectRetentionHandler))).Queries("retention", "")
// PutObjectLegalHold
bucket.Methods(http.MethodPut).Path("/{object:.+}").HandlerFunc(collectAPIStats("putobjectlegalhold", httpTraceHdrs(api.PutObjectLegalHoldHandler))).Queries("legal-hold", "")
// PutObject
bucket.Methods(http.MethodPut).Path("/{object:.+}").HandlerFunc(collectAPIStats("putobject", httpTraceHdrs(api.PutObjectHandler)))
// DeleteObject
bucket.Methods(http.MethodDelete).Path("/{object:.+}").HandlerFunc(collectAPIStats("deleteobject", httpTraceAll(api.DeleteObjectHandler)))
/// Bucket operations
// GetBucketLocation
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketlocation", httpTraceAll(api.GetBucketLocationHandler))).Queries("location", "")
// GetBucketPolicy
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketpolicy", httpTraceAll(api.GetBucketPolicyHandler))).Queries("policy", "")
// GetBucketLifecycle
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketlifecycle", httpTraceAll(api.GetBucketLifecycleHandler))).Queries("lifecycle", "")
// GetBucketEncryption
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketencryption", httpTraceAll(api.GetBucketEncryptionHandler))).Queries("encryption", "")
// Dummy Bucket Calls
// GetBucketACL -- this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketacl", httpTraceAll(api.GetBucketACLHandler))).Queries("acl", "")
// GetBucketCors - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketcors", httpTraceAll(api.GetBucketCorsHandler))).Queries("cors", "")
// GetBucketWebsiteHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketwebsite", httpTraceAll(api.GetBucketWebsiteHandler))).Queries("website", "")
// GetBucketAccelerateHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketaccelerate", httpTraceAll(api.GetBucketAccelerateHandler))).Queries("accelerate", "")
// GetBucketRequestPaymentHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketrequestpayment", httpTraceAll(api.GetBucketRequestPaymentHandler))).Queries("requestPayment", "")
// GetBucketLoggingHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketlogging", httpTraceAll(api.GetBucketLoggingHandler))).Queries("logging", "")
// GetBucketLifecycleHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketlifecycle", httpTraceAll(api.GetBucketLifecycleHandler))).Queries("lifecycle", "")
// GetBucketReplicationHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketreplication", httpTraceAll(api.GetBucketReplicationHandler))).Queries("replication", "")
// GetBucketTaggingHandler - this is a dummy call.
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbuckettagging", httpTraceAll(api.GetBucketTaggingHandler))).Queries("tagging", "")
//DeleteBucketWebsiteHandler
bucket.Methods(http.MethodDelete).HandlerFunc(collectAPIStats("deletebucketwebsite", httpTraceAll(api.DeleteBucketWebsiteHandler))).Queries("website", "")
// DeleteBucketTaggingHandler
bucket.Methods(http.MethodDelete).HandlerFunc(collectAPIStats("deletebuckettagging", httpTraceAll(api.DeleteBucketTaggingHandler))).Queries("tagging", "")
// GetBucketObjectLockConfig
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketobjectlockconfiguration", httpTraceAll(api.GetBucketObjectLockConfigHandler))).Queries("object-lock", "")
// GetBucketVersioning
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketversioning", httpTraceAll(api.GetBucketVersioningHandler))).Queries("versioning", "")
// GetBucketNotification
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("getbucketnotification", httpTraceAll(api.GetBucketNotificationHandler))).Queries("notification", "")
// ListenBucketNotification
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("listenbucketnotification", httpTraceAll(api.ListenBucketNotificationHandler))).Queries("events", "{events:.*}")
// ListMultipartUploads
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("listmultipartuploads", httpTraceAll(api.ListMultipartUploadsHandler))).Queries("uploads", "")
// ListObjectsV2M
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("listobjectsv2M", httpTraceAll(api.ListObjectsV2MHandler))).Queries("list-type", "2", "metadata", "true")
// ListObjectsV2
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("listobjectsv2", httpTraceAll(api.ListObjectsV2Handler))).Queries("list-type", "2")
// ListBucketVersions
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("listbucketversions", httpTraceAll(api.ListBucketObjectVersionsHandler))).Queries("versions", "")
// ListObjectsV1 (Legacy)
bucket.Methods(http.MethodGet).HandlerFunc(collectAPIStats("listobjectsv1", httpTraceAll(api.ListObjectsV1Handler)))
// PutBucketLifecycle
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucketlifecycle", httpTraceAll(api.PutBucketLifecycleHandler))).Queries("lifecycle", "")
// PutBucketEncryption
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucketencryption", httpTraceAll(api.PutBucketEncryptionHandler))).Queries("encryption", "")
// PutBucketPolicy
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucketpolicy", httpTraceAll(api.PutBucketPolicyHandler))).Queries("policy", "")
// PutBucketObjectLockConfig
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucketobjectlockconfig", httpTraceAll(api.PutBucketObjectLockConfigHandler))).Queries("object-lock", "")
// PutBucketVersioning
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucketversioning", httpTraceAll(api.PutBucketVersioningHandler))).Queries("versioning", "")
// PutBucketNotification
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucketnotification", httpTraceAll(api.PutBucketNotificationHandler))).Queries("notification", "")
// PutBucket
bucket.Methods(http.MethodPut).HandlerFunc(collectAPIStats("putbucket", httpTraceAll(api.PutBucketHandler)))
// HeadBucket
bucket.Methods(http.MethodHead).HandlerFunc(collectAPIStats("headbucket", httpTraceAll(api.HeadBucketHandler)))
// PostPolicy
bucket.Methods(http.MethodPost).HeadersRegexp(xhttp.ContentType, "multipart/form-data*").HandlerFunc(collectAPIStats("postpolicybucket", httpTraceHdrs(api.PostPolicyBucketHandler)))
// DeleteMultipleObjects
bucket.Methods(http.MethodPost).HandlerFunc(collectAPIStats("deletemultipleobjects", httpTraceAll(api.DeleteMultipleObjectsHandler))).Queries("delete", "")
// DeleteBucketPolicy
bucket.Methods(http.MethodDelete).HandlerFunc(collectAPIStats("deletebucketpolicy", httpTraceAll(api.DeleteBucketPolicyHandler))).Queries("policy", "")
// DeleteBucketLifecycle
bucket.Methods(http.MethodDelete).HandlerFunc(collectAPIStats("deletebucketlifecycle", httpTraceAll(api.DeleteBucketLifecycleHandler))).Queries("lifecycle", "")
// DeleteBucketEncryption
bucket.Methods(http.MethodDelete).HandlerFunc(collectAPIStats("deletebucketencryption", httpTraceAll(api.DeleteBucketEncryptionHandler))).Queries("encryption", "")
// DeleteBucket
bucket.Methods(http.MethodDelete).HandlerFunc(collectAPIStats("deletebucket", httpTraceAll(api.DeleteBucketHandler)))
}
/// Root operation
// ListBuckets
apiRouter.Methods(http.MethodGet).Path(SlashSeparator).HandlerFunc(collectAPIStats("listbuckets", httpTraceAll(api.ListBucketsHandler)))
// If none of the routes match add default error handler routes
apiRouter.NotFoundHandler = http.HandlerFunc(collectAPIStats("notfound", httpTraceAll(errorResponseHandler)))
apiRouter.MethodNotAllowedHandler = http.HandlerFunc(collectAPIStats("methodnotallowed", httpTraceAll(errorResponseHandler)))
}