Repository navigation
Expand file tree
/
Copy pathgateway-common.go
More file actions
312 lines (270 loc) · 8.64 KB
/
Copy pathgateway-common.go
File metadata and controls
312 lines (270 loc) · 8.64 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
/*
* Minio Cloud Storage, (C) 2017 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/minio/minio/pkg/hash"
minio "github.com/minio/minio-go"
)
var (
// CanonicalizeETag provides canonicalizeETag function alias.
CanonicalizeETag = canonicalizeETag
// MustGetUUID function alias.
MustGetUUID = mustGetUUID
)
// AnonErrToObjectErr - converts standard http codes into meaningful object layer errors.
func AnonErrToObjectErr(statusCode int, params ...string) error {
bucket := ""
object := ""
if len(params) >= 1 {
bucket = params[0]
}
if len(params) == 2 {
object = params[1]
}
switch statusCode {
case http.StatusNotFound:
if object != "" {
return ObjectNotFound{bucket, object}
}
return BucketNotFound{Bucket: bucket}
case http.StatusBadRequest:
if object != "" {
return ObjectNameInvalid{bucket, object}
}
return BucketNameInvalid{Bucket: bucket}
case http.StatusForbidden:
fallthrough
case http.StatusUnauthorized:
return AllAccessDisabled{bucket, object}
}
return errUnexpected
}
// FromMinioClientMetadata converts minio metadata to map[string]string
func FromMinioClientMetadata(metadata map[string][]string) map[string]string {
mm := map[string]string{}
for k, v := range metadata {
mm[http.CanonicalHeaderKey(k)] = v[0]
}
return mm
}
// FromMinioClientObjectPart converts minio ObjectPart to PartInfo
func FromMinioClientObjectPart(op minio.ObjectPart) PartInfo {
return PartInfo{
Size: op.Size,
ETag: canonicalizeETag(op.ETag),
LastModified: op.LastModified,
PartNumber: op.PartNumber,
}
}
// FromMinioClientListPartsInfo converts minio ListObjectPartsResult to ListPartsInfo
func FromMinioClientListPartsInfo(lopr minio.ListObjectPartsResult) ListPartsInfo {
// Convert minio ObjectPart to PartInfo
fromMinioClientObjectParts := func(parts []minio.ObjectPart) []PartInfo {
toParts := make([]PartInfo, len(parts))
for i, part := range parts {
toParts[i] = FromMinioClientObjectPart(part)
}
return toParts
}
return ListPartsInfo{
UploadID: lopr.UploadID,
Bucket: lopr.Bucket,
Object: lopr.Key,
StorageClass: "",
PartNumberMarker: lopr.PartNumberMarker,
NextPartNumberMarker: lopr.NextPartNumberMarker,
MaxParts: lopr.MaxParts,
IsTruncated: lopr.IsTruncated,
EncodingType: lopr.EncodingType,
Parts: fromMinioClientObjectParts(lopr.ObjectParts),
}
}
// FromMinioClientListMultipartsInfo converts minio ListMultipartUploadsResult to ListMultipartsInfo
func FromMinioClientListMultipartsInfo(lmur minio.ListMultipartUploadsResult) ListMultipartsInfo {
uploads := make([]MultipartInfo, len(lmur.Uploads))
for i, um := range lmur.Uploads {
uploads[i] = MultipartInfo{
Object: um.Key,
UploadID: um.UploadID,
Initiated: um.Initiated,
}
}
commonPrefixes := make([]string, len(lmur.CommonPrefixes))
for i, cp := range lmur.CommonPrefixes {
commonPrefixes[i] = cp.Prefix
}
return ListMultipartsInfo{
KeyMarker: lmur.KeyMarker,
UploadIDMarker: lmur.UploadIDMarker,
NextKeyMarker: lmur.NextKeyMarker,
NextUploadIDMarker: lmur.NextUploadIDMarker,
MaxUploads: int(lmur.MaxUploads),
IsTruncated: lmur.IsTruncated,
Uploads: uploads,
Prefix: lmur.Prefix,
Delimiter: lmur.Delimiter,
CommonPrefixes: commonPrefixes,
EncodingType: lmur.EncodingType,
}
}
// FromMinioClientObjectInfo converts minio ObjectInfo to gateway ObjectInfo
func FromMinioClientObjectInfo(bucket string, oi minio.ObjectInfo) ObjectInfo {
userDefined := FromMinioClientMetadata(oi.Metadata)
userDefined["Content-Type"] = oi.ContentType
return ObjectInfo{
Bucket: bucket,
Name: oi.Key,
ModTime: oi.LastModified,
Size: oi.Size,
ETag: canonicalizeETag(oi.ETag),
UserDefined: userDefined,
ContentType: oi.ContentType,
ContentEncoding: oi.Metadata.Get("Content-Encoding"),
StorageClass: oi.StorageClass,
}
}
// FromMinioClientListBucketV2Result converts minio ListBucketResult to ListObjectsInfo
func FromMinioClientListBucketV2Result(bucket string, result minio.ListBucketV2Result) ListObjectsV2Info {
objects := make([]ObjectInfo, len(result.Contents))
for i, oi := range result.Contents {
objects[i] = FromMinioClientObjectInfo(bucket, oi)
}
prefixes := make([]string, len(result.CommonPrefixes))
for i, p := range result.CommonPrefixes {
prefixes[i] = p.Prefix
}
return ListObjectsV2Info{
IsTruncated: result.IsTruncated,
Prefixes: prefixes,
Objects: objects,
ContinuationToken: result.ContinuationToken,
NextContinuationToken: result.NextContinuationToken,
}
}
// FromMinioClientListBucketResult converts minio ListBucketResult to ListObjectsInfo
func FromMinioClientListBucketResult(bucket string, result minio.ListBucketResult) ListObjectsInfo {
objects := make([]ObjectInfo, len(result.Contents))
for i, oi := range result.Contents {
objects[i] = FromMinioClientObjectInfo(bucket, oi)
}
prefixes := make([]string, len(result.CommonPrefixes))
for i, p := range result.CommonPrefixes {
prefixes[i] = p.Prefix
}
return ListObjectsInfo{
IsTruncated: result.IsTruncated,
NextMarker: result.NextMarker,
Prefixes: prefixes,
Objects: objects,
}
}
// FromMinioClientListBucketResultToV2Info converts minio ListBucketResult to ListObjectsV2Info
func FromMinioClientListBucketResultToV2Info(bucket string, result minio.ListBucketResult) ListObjectsV2Info {
objects := make([]ObjectInfo, len(result.Contents))
for i, oi := range result.Contents {
objects[i] = FromMinioClientObjectInfo(bucket, oi)
}
prefixes := make([]string, len(result.CommonPrefixes))
for i, p := range result.CommonPrefixes {
prefixes[i] = p.Prefix
}
return ListObjectsV2Info{
IsTruncated: result.IsTruncated,
Prefixes: prefixes,
Objects: objects,
ContinuationToken: result.Marker,
NextContinuationToken: result.NextMarker,
}
}
// ToMinioClientMetadata converts metadata to map[string][]string
func ToMinioClientMetadata(metadata map[string]string) map[string]string {
mm := make(map[string]string)
for k, v := range metadata {
mm[http.CanonicalHeaderKey(k)] = v
}
return mm
}
// ToMinioClientCompletePart converts CompletePart to minio CompletePart
func ToMinioClientCompletePart(part CompletePart) minio.CompletePart {
return minio.CompletePart{
ETag: part.ETag,
PartNumber: part.PartNumber,
}
}
// ToMinioClientCompleteParts converts []CompletePart to minio []CompletePart
func ToMinioClientCompleteParts(parts []CompletePart) []minio.CompletePart {
mparts := make([]minio.CompletePart, len(parts))
for i, part := range parts {
mparts[i] = ToMinioClientCompletePart(part)
}
return mparts
}
// ErrorRespToObjectError converts Minio errors to minio object layer errors.
func ErrorRespToObjectError(err error, params ...string) error {
if err == nil {
return nil
}
bucket := ""
object := ""
if len(params) >= 1 {
bucket = params[0]
}
if len(params) == 2 {
object = params[1]
}
if isNetworkOrHostDown(err) {
return BackendDown{}
}
minioErr, ok := err.(minio.ErrorResponse)
if !ok {
// We don't interpret non Minio errors. As minio errors will
// have StatusCode to help to convert to object errors.
return err
}
switch minioErr.Code {
case "BucketAlreadyOwnedByYou":
err = BucketAlreadyOwnedByYou{}
case "BucketNotEmpty":
err = BucketNotEmpty{}
case "NoSuchBucketPolicy":
err = BucketPolicyNotFound{}
case "InvalidBucketName":
err = BucketNameInvalid{Bucket: bucket}
case "NoSuchBucket":
err = BucketNotFound{Bucket: bucket}
case "NoSuchKey":
if object != "" {
err = ObjectNotFound{Bucket: bucket, Object: object}
} else {
err = BucketNotFound{Bucket: bucket}
}
case "XMinioInvalidObjectName":
err = ObjectNameInvalid{}
case "AccessDen
3B1A
ied":
err = PrefixAccessDenied{
Bucket: bucket,
Object: object,
}
case "XAmzContentSHA256Mismatch":
err = hash.SHA256Mismatch{}
case "NoSuchUpload":
err = InvalidUploadID{}
case "EntityTooSmall":
err = PartTooSmall{}
}
return err
}