Add errorIf for all API handlers to print call trace upon errors

This commit is contained in:
Harshavardhana 2015-09-19 03:20:07 -07:00
parent e510e97f28
commit 2721bef8da
2 changed files with 240 additions and 225 deletions

View File

@ -30,6 +30,7 @@ func (api MinioAPI) isValidOp(w http.ResponseWriter, req *http.Request, acceptsC
bucketMetadata, err := api.Donut.GetBucketMetadata(bucket, nil)
if err != nil {
errorIf(err.Trace(), "GetBucketMetadata failed.", nil)
switch err.ToGoError().(type) {
case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
@ -38,7 +39,6 @@ func (api MinioAPI) isValidOp(w http.ResponseWriter, req *http.Request, acceptsC
writeErrorResponse(w, req, InvalidBucketName, acceptsContentType, req.URL.Path)
return false
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return false
}
@ -100,13 +100,25 @@ func (api MinioAPI) ListMultipartUploadsHandler(w http.ResponseWriter, req *http
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
resources, err := api.Donut.ListMultipartUploads(bucket, resources, signature)
if err == nil {
if err != nil {
errorIf(err.Trace(), "ListMultipartUploads failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
default:
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
// generate response
response := generateListMultipartUploadsResponse(bucket, resources)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
@ -114,17 +126,6 @@ func (api MinioAPI) ListMultipartUploadsHandler(w http.ResponseWriter, req *http
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
return
}
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
}
// ListObjectsHandler - GET Bucket (List Objects)
@ -171,6 +172,7 @@ func (api MinioAPI) ListObjectsHandler(w http.ResponseWriter, req *http.Request)
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
@ -199,7 +201,7 @@ func (api MinioAPI) ListObjectsHandler(w http.ResponseWriter, req *http.Request)
case donut.ObjectNameInvalid:
writeErrorResponse(w, req, NoSuchKey, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
errorIf(err.Trace(), "ListObjects failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
}
@ -232,6 +234,7 @@ func (api MinioAPI) ListBucketsHandler(w http.ResponseWriter, req *http.Request)
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
@ -252,7 +255,7 @@ func (api MinioAPI) ListBucketsHandler(w http.ResponseWriter, req *http.Request)
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
errorIf(err.Trace(), "ListBuckets failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
}
@ -298,6 +301,7 @@ func (api MinioAPI) PutBucketHandler(w http.ResponseWriter, req *http.Request) {
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
@ -314,12 +318,8 @@ func (api MinioAPI) PutBucketHandler(w http.ResponseWriter, req *http.Request) {
}
err := api.Donut.MakeBucket(bucket, getACLTypeString(aclType), req.Body, signature)
if err == nil {
// Make sure to add Location information here only for bucket
w.Header().Set("Location", "/"+bucket)
writeSuccessResponse(w, acceptsContentType)
return
}
if err != nil {
errorIf(err.Trace(), "MakeBucket failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
@ -330,9 +330,13 @@ func (api MinioAPI) PutBucketHandler(w http.ResponseWriter, req *http.Request) {
case donut.BucketExists:
writeErrorResponse(w, req, BucketAlreadyExists, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
// Make sure to add Location information here only for bucket
w.Header().Set("Location", "/"+bucket)
writeSuccessResponse(w, acceptsContentType)
}
// PutBucketACLHandler - PUT Bucket ACL
@ -366,16 +370,15 @@ func (api MinioAPI) PutBucketACLHandler(w http.ResponseWriter, req *http.Request
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
err := api.Donut.SetBucketMetadata(bucket, map[string]string{"acl": getACLTypeString(aclType)}, signature)
if err == nil {
writeSuccessResponse(w, acceptsContentType)
return
}
if err != nil {
errorIf(err.Trace(), "PutBucketACL failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
@ -384,9 +387,11 @@ func (api MinioAPI) PutBucketACLHandler(w http.ResponseWriter, req *http.Request
case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
writeSuccessResponse(w, acceptsContentType)
}
// HeadBucketHandler - HEAD Bucket
@ -416,16 +421,15 @@ func (api MinioAPI) HeadBucketHandler(w http.ResponseWriter, req *http.Request)
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
_, err := api.Donut.GetBucketMetadata(bucket, signature)
if err == nil {
writeSuccessResponse(w, acceptsContentType)
return
}
if err != nil {
errorIf(err.Trace(), "GetBucketMetadata failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
@ -434,7 +438,9 @@ func (api MinioAPI) HeadBucketHandler(w http.ResponseWriter, req *http.Request)
case donut.BucketNameInvalid:
writeErrorResponse(w, req, InvalidBucketName, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
writeSuccessResponse(w, acceptsContentType)
}

View File

@ -59,27 +59,15 @@ func (api MinioAPI) GetObjectHandler(w http.ResponseWriter, req *http.Request) {
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
metadata, err := api.Donut.GetObjectMetadata(bucket, object, signature)
if err == nil {
var hrange *httpRange
hrange, err = getRequestedRange(req.Header.Get("Range"), metadata.Size)
if err != nil {
writeErrorResponse(w, req, InvalidRange, acceptsContentType, req.URL.Path)
return
}
setObjectHeaders(w, metadata, hrange)
if _, err = api.Donut.GetObject(w, bucket, object, hrange.start, hrange.length); err != nil {
// unable to write headers, we've already printed data. Just close the connection.
// log.Error.Println(err.Trace())
return
}
return
}
errorIf(err.Trace(), "GetObject failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
@ -92,9 +80,21 @@ func (api MinioAPI) GetObjectHandler(w http.ResponseWriter, req *http.Request) {
case donut.ObjectNameInvalid:
writeErrorResponse(w, req, NoSuchKey, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
var hrange *httpRange
hrange, err = getRequestedRange(req.Header.Get("Range"), metadata.Size)
if err != nil {
writeErrorResponse(w, req, InvalidRange, acceptsContentType, req.URL.Path)
return
}
setObjectHeaders(w, metadata, hrange)
if _, err = api.Donut.GetObject(w, bucket, object, hrange.start, hrange.length); err != nil {
errorIf(err.Trace(), "GetObject failed.", nil)
return
}
}
// HeadObjectHandler - HEAD Object
@ -126,17 +126,15 @@ func (api MinioAPI) HeadObjectHandler(w http.ResponseWriter, req *http.Request)
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
metadata, err := api.Donut.GetObjectMetadata(bucket, object, signature)
if err == nil {
setObjectHeaders(w, metadata, nil)
w.WriteHeader(http.StatusOK)
return
}
if err != nil {
errorIf(err.Trace(), "GetObjectMetadata failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
@ -149,9 +147,12 @@ func (api MinioAPI) HeadObjectHandler(w http.ResponseWriter, req *http.Request)
case donut.ObjectNameInvalid:
writeErrorResponse(w, req, NoSuchKey, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
setObjectHeaders(w, metadata, nil)
w.WriteHeader(http.StatusOK)
}
// PutObjectHandler - PUT Object
@ -220,17 +221,15 @@ func (api MinioAPI) PutObjectHandler(w http.ResponseWriter, req *http.Request) {
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
metadata, err := api.Donut.CreateObject(bucket, object, md5, sizeInt64, req.Body, nil, signature)
if err == nil {
w.Header().Set("ETag", metadata.MD5Sum)
writeSuccessResponse(w, acceptsContentType)
return
}
if err != nil {
errorIf(err.Trace(), "CreateObject failed.", nil)
switch err.ToGoError().(type) {
case donut.BucketNotFound:
writeErrorResponse(w, req, NoSuchBucket, acceptsContentType, req.URL.Path)
@ -251,9 +250,12 @@ func (api MinioAPI) PutObjectHandler(w http.ResponseWriter, req *http.Request) {
case donut.InvalidDigest:
writeErrorResponse(w, req, InvalidDigest, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
w.Header().Set("ETag", metadata.MD5Sum)
writeSuccessResponse(w, acceptsContentType)
}
/// Multipart API
@ -290,30 +292,32 @@ func (api MinioAPI) NewMultipartUploadHandler(w http.ResponseWriter, req *http.R
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
uploadID, err := api.Donut.NewMultipartUpload(bucket, object, req.Header.Get("Content-Type"), signature)
if err == nil {
response := generateInitiateMultipartUploadResponse(bucket, object, uploadID)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
// write headers
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
return
}
if err != nil {
errorIf(err.Trace(), "NewMultipartUpload failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.ObjectExists:
writeErrorResponse(w, req, MethodNotAllowed, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
response := generateInitiateMultipartUploadResponse(bucket, object, uploadID)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
// write headers
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
}
// PutObjectPartHandler - Upload part
@ -375,6 +379,7 @@ func (api MinioAPI) PutObjectPartHandler(w http.ResponseWriter, req *http.Reques
partID, err = strconv.Atoi(partIDString)
if err != nil {
writeErrorResponse(w, req, InvalidPart, acceptsContentType, req.URL.Path)
return
}
}
@ -384,17 +389,15 @@ func (api MinioAPI) PutObjectPartHandler(w http.ResponseWriter, req *http.Reques
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
calculatedMD5, err := api.Donut.CreateObjectPart(bucket, object, uploadID, partID, "", md5, sizeInt64, req.Body, signature)
if err == nil {
w.Header().Set("ETag", calculatedMD5)
writeSuccessResponse(w, acceptsContentType)
return
}
if err != nil {
errorIf(err.Trace(), "CreateObjectPart failed.", nil)
switch err.ToGoError().(type) {
case donut.InvalidUploadID:
writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path)
@ -411,9 +414,12 @@ func (api MinioAPI) PutObjectPartHandler(w http.ResponseWriter, req *http.Reques
case donut.InvalidDigest:
writeErrorResponse(w, req, InvalidDigest, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
w.Header().Set("ETag", calculatedMD5)
writeSuccessResponse(w, acceptsContentType)
}
// AbortMultipartUploadHandler - Abort multipart upload
@ -444,26 +450,27 @@ func (api MinioAPI) AbortMultipartUploadHandler(w http.ResponseWriter, req *http
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
err := api.Donut.AbortMultipartUpload(bucket, object, objectResourcesMetadata.UploadID, signature)
if err == nil {
setCommonHeaders(w, getContentTypeString(acceptsContentType), 0)
w.WriteHeader(http.StatusNoContent)
return
}
if err != nil {
errorIf(err.Trace(), "AbortMutlipartUpload failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.InvalidUploadID:
writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
setCommonHeaders(w, getContentTypeString(acceptsContentType), 0)
w.WriteHeader(http.StatusNoContent)
}
// ListObjectPartsHandler - List object parts
@ -505,30 +512,31 @@ func (api MinioAPI) ListObjectPartsHandler(w http.ResponseWriter, req *http.Requ
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
objectResourcesMetadata, err := api.Donut.ListObjectParts(bucket, object, objectResourcesMetadata, signature)
if err == nil {
response := generateListPartsResponse(objectResourcesMetadata)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
// write headers
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
return
}
if err != nil {
errorIf(err.Trace(), "ListObjectParts failed.", nil)
switch err.ToGoError().(type) {
case donut.SignatureDoesNotMatch:
writeErrorResponse(w, req, SignatureDoesNotMatch, acceptsContentType, req.URL.Path)
case donut.InvalidUploadID:
writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
response := generateListPartsResponse(objectResourcesMetadata)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
// write headers
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
}
// CompleteMultipartUploadHandler - Complete multipart upload
@ -559,20 +567,14 @@ func (api MinioAPI) CompleteMultipartUploadHandler(w http.ResponseWriter, req *h
var err *probe.Error
signature, err = initSignatureV4(req)
if err != nil {
errorIf(err.Trace(), "Initializing signature v4 failed.", nil)
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
return
}
}
metadata, err := api.Donut.CompleteMultipartUpload(bucket, object, objectResourcesMetadata.UploadID, req.Body, signature)
if err == nil {
response := generateCompleteMultpartUploadResponse(bucket, object, "", metadata.MD5Sum)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
// write headers
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
return
}
if err != nil {
errorIf(err.Trace(), "CompleteMultipartUpload failed.", nil)
switch err.ToGoError().(type) {
case donut.InvalidUploadID:
writeErrorResponse(w, req, NoSuchUpload, acceptsContentType, req.URL.Path)
@ -589,9 +591,16 @@ func (api MinioAPI) CompleteMultipartUploadHandler(w http.ResponseWriter, req *h
case donut.MalformedXML:
writeErrorResponse(w, req, MalformedXML, acceptsContentType, req.URL.Path)
default:
// log.Error.Println(err.Trace())
writeErrorResponse(w, req, InternalError, acceptsContentType, req.URL.Path)
}
return
}
response := generateCompleteMultpartUploadResponse(bucket, object, "", metadata.MD5Sum)
encodedSuccessResponse := encodeSuccessResponse(response, acceptsContentType)
// write headers
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedSuccessResponse))
// write body
w.Write(encodedSuccessResponse)
}
/// Delete API