mirror of
https://github.com/minio/minio.git
synced 2025-11-21 02:09:08 -05:00
Make priority queue lambda function return error over a channel
This commit is contained in:
Harshavardhana
206
pkg/server/api/response.go
Normal file
206
pkg/server/api/response.go
Normal file
@@ -0,0 +1,206 @@
|
||||
/*
|
||||
* Minimalist Object Storage, (C) 2015 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 api
|
||||
|
||||
import (
|
||||
"net/http"
|
||||
"sort"
|
||||
|
||||
"github.com/minio/minio/pkg/storage/donut"
|
||||
)
|
||||
|
||||
// Reply date format
|
||||
const (
|
||||
iso8601Format = "2006-01-02T15:04:05.000Z"
|
||||
)
|
||||
|
||||
// takes an array of Bucketmetadata information for serialization
|
||||
// input:
|
||||
// array of bucket metadata
|
||||
//
|
||||
// output:
|
||||
// populated struct that can be serialized to match xml and json api spec output
|
||||
func generateListBucketsResponse(buckets []donut.BucketMetadata) ListBucketsResponse {
|
||||
var listbuckets []*Bucket
|
||||
var data = ListBucketsResponse{}
|
||||
var owner = Owner{}
|
||||
|
||||
owner.ID = "minio"
|
||||
owner.DisplayName = "minio"
|
||||
|
||||
for _, bucket := range buckets {
|
||||
var listbucket = &Bucket{}
|
||||
listbucket.Name = bucket.Name
|
||||
listbucket.CreationDate = bucket.Created.Format(iso8601Format)
|
||||
listbuckets = append(listbuckets, listbucket)
|
||||
}
|
||||
|
||||
data.Owner = owner
|
||||
data.Buckets.Bucket = listbuckets
|
||||
|
||||
return data
|
||||
}
|
||||
|
||||
// itemKey
|
||||
type itemKey []*Object
|
||||
|
||||
func (b itemKey) Len() int { return len(b) }
|
||||
func (b itemKey) Swap(i, j int) { b[i], b[j] = b[j], b[i] }
|
||||
func (b itemKey) Less(i, j int) bool { return b[i].Key < b[j].Key }
|
||||
|
||||
// takes a set of objects and prepares the objects for serialization
|
||||
// input:
|
||||
// bucket name
|
||||
// array of object metadata
|
||||
// results truncated flag
|
||||
//
|
||||
// output:
|
||||
// populated struct that can be serialized to match xml and json api spec output
|
||||
func generateListObjectsResponse(bucket string, objects []donut.ObjectMetadata, bucketResources donut.BucketResourcesMetadata) ListObjectsResponse {
|
||||
var contents []*Object
|
||||
var prefixes []*CommonPrefix
|
||||
var owner = Owner{}
|
||||
var data = ListObjectsResponse{}
|
||||
|
||||
owner.ID = "minio"
|
||||
owner.DisplayName = "minio"
|
||||
|
||||
for _, object := range objects {
|
||||
var content = &Object{}
|
||||
if object.Object == "" {
|
||||
continue
|
||||
}
|
||||
content.Key = object.Object
|
||||
content.LastModified = object.Created.Format(iso8601Format)
|
||||
content.ETag = "\"" + object.MD5Sum + "\""
|
||||
content.Size = object.Size
|
||||
content.StorageClass = "STANDARD"
|
||||
content.Owner = owner
|
||||
contents = append(contents, content)
|
||||
}
|
||||
sort.Sort(itemKey(contents))
|
||||
// TODO - support EncodingType in xml decoding
|
||||
data.Name = bucket
|
||||
data.Contents = contents
|
||||
data.MaxKeys = bucketResources.Maxkeys
|
||||
data.Prefix = bucketResources.Prefix
|
||||
data.Delimiter = bucketResources.Delimiter
|
||||
data.Marker = bucketResources.Marker
|
||||
data.NextMarker = bucketResources.NextMarker
|
||||
data.IsTruncated = bucketResources.IsTruncated
|
||||
for _, prefix := range bucketResources.CommonPrefixes {
|
||||
var prefixItem = &CommonPrefix{}
|
||||
prefixItem.Prefix = prefix
|
||||
prefixes = append(prefixes, prefixItem)
|
||||
}
|
||||
data.CommonPrefixes = prefixes
|
||||
return data
|
||||
}
|
||||
|
||||
// generateInitiateMultipartUploadResult
|
||||
func generateInitiateMultipartUploadResult(bucket, key, uploadID string) InitiateMultipartUploadResult {
|
||||
return InitiateMultipartUploadResult{
|
||||
Bucket: bucket,
|
||||
Key: key,
|
||||
UploadID: uploadID,
|
||||
}
|
||||
}
|
||||
|
||||
// generateCompleteMultipartUploadResult
|
||||
func generateCompleteMultpartUploadResult(bucket, key, location, etag string) CompleteMultipartUploadResult {
|
||||
return CompleteMultipartUploadResult{
|
||||
Location: location,
|
||||
Bucket: bucket,
|
||||
Key: key,
|
||||
ETag: etag,
|
||||
}
|
||||
}
|
||||
|
||||
// generateListPartsResult
|
||||
func generateListPartsResult(objectMetadata donut.ObjectResourcesMetadata) ListPartsResponse {
|
||||
// TODO - support EncodingType in xml decoding
|
||||
listPartsResponse := ListPartsResponse{}
|
||||
listPartsResponse.Bucket = objectMetadata.Bucket
|
||||
listPartsResponse.Key = objectMetadata.Key
|
||||
listPartsResponse.UploadID = objectMetadata.UploadID
|
||||
listPartsResponse.StorageClass = "STANDARD"
|
||||
listPartsResponse.Initiator.ID = "minio"
|
||||
listPartsResponse.Initiator.DisplayName = "minio"
|
||||
listPartsResponse.Owner.ID = "minio"
|
||||
listPartsResponse.Owner.DisplayName = "minio"
|
||||
|
||||
listPartsResponse.MaxParts = objectMetadata.MaxParts
|
||||
listPartsResponse.PartNumberMarker = objectMetadata.PartNumberMarker
|
||||
listPartsResponse.IsTruncated = objectMetadata.IsTruncated
|
||||
listPartsResponse.NextPartNumberMarker = objectMetadata.NextPartNumberMarker
|
||||
|
||||
listPartsResponse.Part = make([]*Part, len(objectMetadata.Part))
|
||||
for _, part := range objectMetadata.Part {
|
||||
newPart := &Part{}
|
||||
newPart.PartNumber = part.PartNumber
|
||||
newPart.ETag = "\"" + part.ETag + "\""
|
||||
newPart.Size = part.Size
|
||||
newPart.LastModified = part.LastModified.Format(iso8601Format)
|
||||
listPartsResponse.Part = append(listPartsResponse.Part, newPart)
|
||||
}
|
||||
return listPartsResponse
|
||||
}
|
||||
|
||||
// generateListMultipartUploadsResult
|
||||
func generateListMultipartUploadsResult(bucket string, metadata donut.BucketMultipartResourcesMetadata) ListMultipartUploadsResponse {
|
||||
listMultipartUploadsResponse := ListMultipartUploadsResponse{}
|
||||
listMultipartUploadsResponse.Bucket = bucket
|
||||
listMultipartUploadsResponse.Delimiter = metadata.Delimiter
|
||||
listMultipartUploadsResponse.IsTruncated = metadata.IsTruncated
|
||||
listMultipartUploadsResponse.EncodingType = metadata.EncodingType
|
||||
listMultipartUploadsResponse.Prefix = metadata.Prefix
|
||||
listMultipartUploadsResponse.KeyMarker = metadata.KeyMarker
|
||||
listMultipartUploadsResponse.NextKeyMarker = metadata.NextKeyMarker
|
||||
listMultipartUploadsResponse.MaxUploads = metadata.MaxUploads
|
||||
listMultipartUploadsResponse.NextUploadIDMarker = metadata.NextUploadIDMarker
|
||||
listMultipartUploadsResponse.UploadIDMarker = metadata.UploadIDMarker
|
||||
|
||||
listMultipartUploadsResponse.Upload = make([]*Upload, len(metadata.Upload))
|
||||
for _, upload := range metadata.Upload {
|
||||
newUpload := &Upload{}
|
||||
newUpload.UploadID = upload.UploadID
|
||||
newUpload.Key = upload.Key
|
||||
newUpload.Initiated = upload.Initiated.Format(iso8601Format)
|
||||
listMultipartUploadsResponse.Upload = append(listMultipartUploadsResponse.Upload, newUpload)
|
||||
}
|
||||
return listMultipartUploadsResponse
|
||||
}
|
||||
|
||||
// writeSuccessResponse write success headers
|
||||
func writeSuccessResponse(w http.ResponseWriter, acceptsContentType contentType) {
|
||||
setCommonHeaders(w, getContentTypeString(acceptsContentType), 0)
|
||||
w.WriteHeader(http.StatusOK)
|
||||
}
|
||||
|
||||
// writeErrorRespone write error headers
|
||||
func writeErrorResponse(w http.ResponseWriter, req *http.Request, errorType int, acceptsContentType contentType, resource string) {
|
||||
error := getErrorCode(errorType)
|
||||
// generate error response
|
||||
errorResponse := getErrorResponse(error, resource)
|
||||
encodedErrorResponse := encodeErrorResponse(errorResponse, acceptsContentType)
|
||||
// set common headers
|
||||
setCommonHeaders(w, getContentTypeString(acceptsContentType), len(encodedErrorResponse))
|
||||
// write Header
|
||||
w.WriteHeader(error.HTTPStatusCode)
|
||||
// write error body
|
||||
w.Write(encodedErrorResponse)
|
||||
}
|
||||
Reference in New Issue
Block a user