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/*
* MinIO Cloud Storage, (C) 2019 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 s3_constants
import (
"net/http"
"strings"
"github.com/gorilla/mux"
)
// Standard S3 HTTP request constants
const (
// S3 storage class
AmzStorageClass = "x-amz-storage-class"
// S3 user-defined metadata
AmzUserMetaPrefix = "X-Amz-Meta-"
AmzUserMetaDirective = "X-Amz-Metadata-Directive"
AmzUserMetaMtime = "X-Amz-Meta-Mtime"
// S3 object tagging
AmzObjectTagging = "X-Amz-Tagging"
AmzObjectTaggingPrefix = "X-Amz-Tagging-"
AmzObjectTaggingDirective = "X-Amz-Tagging-Directive"
AmzTagCount = "x-amz-tagging-count"
SeaweedFSIsDirectoryKey = "X-Seaweedfs-Is-Directory-Key"
SeaweedFSPartNumber = "X-Seaweedfs-Part-Number"
SeaweedFSUploadId = "X-Seaweedfs-Upload-Id"
// S3 ACL headers
AmzCannedAcl = "X-Amz-Acl"
AmzAclFullControl = "X-Amz-Grant-Full-Control"
AmzAclRead = "X-Amz-Grant-Read"
AmzAclWrite = "X-Amz-Grant-Write"
AmzAclReadAcp = "X-Amz-Grant-Read-Acp"
AmzAclWriteAcp = "X-Amz-Grant-Write-Acp"
// S3 Object Lock headers
AmzBucketObjectLockEnabled = "X-Amz-Bucket-Object-Lock-Enabled"
AmzObjectLockMode = "X-Amz-Object-Lock-Mode"
AmzObjectLockRetainUntilDate = "X-Amz-Object-Lock-Retain-Until-Date"
AmzObjectLockLegalHold = "X-Amz-Object-Lock-Legal-Hold"
// S3 conditional copy headers
AmzCopySourceIfMatch = "X-Amz-Copy-Source-If-Match"
AmzCopySourceIfNoneMatch = "X-Amz-Copy-Source-If-None-Match"
AmzCopySourceIfModifiedSince = "X-Amz-Copy-Source-If-Modified-Since"
AmzCopySourceIfUnmodifiedSince = "X-Amz-Copy-Source-If-Unmodified-Since"
AmzMpPartsCount = "X-Amz-Mp-Parts-Count"
// S3 Server-Side Encryption with Customer-provided Keys (SSE-C)
AmzServerSideEncryptionCustomerAlgorithm = "X-Amz-Server-Side-Encryption-Customer-Algorithm"
AmzServerSideEncryptionCustomerKey = "X-Amz-Server-Side-Encryption-Customer-Key"
AmzServerSideEncryptionCustomerKeyMD5 = "X-Amz-Server-Side-Encryption-Customer-Key-MD5"
AmzServerSideEncryptionContext = "X-Amz-Server-Side-Encryption-Context"
// S3 SSE-C copy source headers
AmzCopySourceServerSideEncryptionCustomerAlgorithm = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Algorithm"
AmzCopySourceServerSideEncryptionCustomerKey = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key"
AmzCopySourceServerSideEncryptionCustomerKeyMD5 = "X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key-MD5"
)
// Non-Standard S3 HTTP request constants
const (
AmzIdentityId = "s3-identity-id"
AmzAccountId = "s3-account-id"
AmzAuthType = "s3-auth-type"
)
func GetBucketAndObject(r *http.Request) (bucket, object string) {
vars := mux.Vars(r)
bucket = vars["bucket"]
object = vars["object"]
if !strings.HasPrefix(object, "/") {
object = "/" + object
}
return
}
func GetPrefix(r *http.Request) string {
query := r.URL.Query()
prefix := query.Get("prefix")
if !strings.HasPrefix(prefix, "/") {
prefix = "/" + prefix
}
return prefix
}
var PassThroughHeaders = map[string]string{
"response-cache-control": "Cache-Control",
"response-content-disposition": "Content-Disposition",
"response-content-encoding": "Content-Encoding",
"response-content-language": "Content-Language",
"response-content-type": "Content-Type",
"response-expires": "Expires",
}
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