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Quick support to server level WORM (#5602)

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This is a trival fix to support server level WORM.  The feature comes
with an environment variable `MINIO_WORM`.

Usage:
```
$ export MINIO_WORM=on
$ minio server endpoint
```
This commit is contained in:
Bala FA
2018-03-28 05:14:45 +05:30
committed by kannappanr
parent 2182c1a4f7
commit 3ebe61abdf
11 changed files with 120 additions and 4 deletions
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64
cmd/object-handlers.go
View File

@@ -360,6 +360,14 @@ func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Re
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err = objectAPI.GetObjectInfo(ctx, dstBucket, dstObject); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
if objectAPI.IsEncryptionSupported() {
if apiErr, _ := DecryptCopyObjectInfo(&srcInfo, r.Header); apiErr != ErrNone {
writeErrorResponse(w, apiErr, r.URL)
@@ -681,6 +689,14 @@ func (api objectAPIHandlers) PutObjectHandler(w http.ResponseWriter, r *http.Req
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err = objectAPI.GetObjectInfo(ctx, bucket, object); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
if objectAPI.IsEncryptionSupported() {
if hasSSECustomerHeader(r.Header) && !hasSuffix(object, slashSeparator) { // handle SSE-C requests
reader, err = EncryptRequest(hashReader, r, metadata)
@@ -753,6 +769,14 @@ func (api objectAPIHandlers) NewMultipartUploadHandler(w http.ResponseWriter, r
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err := objectAPI.GetObjectInfo(ctx, bucket, object); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
// Validate storage class metadata if present
if _, ok := r.Header[amzStorageClassCanonical]; ok {
if !isValidStorageClassMeta(r.Header.Get(amzStorageClassCanonical)) {
@@ -863,6 +887,14 @@ func (api objectAPIHandlers) CopyObjectPartHandler(w http.ResponseWriter, r *htt
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err = objectAPI.GetObjectInfo(ctx, dstBucket, dstObject); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
if objectAPI.IsEncryptionSupported() {
if apiErr, _ := DecryptCopyObjectInfo(&srcInfo, r.Header); apiErr != ErrNone {
writeErrorResponse(w, apiErr, r.URL)
@@ -1119,6 +1151,14 @@ func (api objectAPIHandlers) PutObjectPartHandler(w http.ResponseWriter, r *http
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err = objectAPI.GetObjectInfo(ctx, bucket, object); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
if objectAPI.IsEncryptionSupported() {
var li ListPartsInfo
li, err = objectAPI.ListObjectParts(ctx, bucket, object, uploadID, 0, 1)
@@ -1200,6 +1240,14 @@ func (api objectAPIHandlers) AbortMultipartUploadHandler(w http.ResponseWriter,
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err := objectAPI.GetObjectInfo(ctx, bucket, object); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
uploadID, _, _, _ := getObjectResources(r.URL.Query())
if err := objectAPI.AbortMultipartUpload(ctx, bucket, object, uploadID); err != nil {
errorIf(err, "AbortMultipartUpload failed")
@@ -1268,6 +1316,14 @@ func (api objectAPIHandlers) CompleteMultipartUploadHandler(w http.ResponseWrite
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
if _, err := objectAPI.GetObjectInfo(ctx, bucket, object); err == nil {
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
}
// Get upload id.
uploadID, _, _, _ := getObjectResources(r.URL.Query())
@@ -1366,6 +1422,14 @@ func (api objectAPIHandlers) DeleteObjectHandler(w http.ResponseWriter, r *http.
return
}
// Deny if WORM is enabled
if globalWORMEnabled {
// Not required to check whether given object exists or not, because
// DeleteObject is always successful irrespective of object existence.
writeErrorResponse(w, ErrMethodNotAllowed, r.URL)
return
}
// http://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectDELETE.html
// Ignore delete object errors while replying to client, since we are
// suppposed to reply only 204. Additionally log the error for