Repository navigation
Expand file tree
/
Copy pathheal-commands.go
More file actions
236 lines (213 loc) · 5.72 KB
/
Copy pathheal-commands.go
File metadata and controls
236 lines (213 loc) · 5.72 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
/*
* Minio Cloud Storage, (C) 2017, 2018 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 madmin
import (
"bytes"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"time"
)
// HealOpts - collection of options for a heal sequence
type HealOpts struct {
Recursive bool `json:"recursive"`
DryRun bool `json:"dryRun"`
}
// HealStartSuccess - holds information about a successfully started
// heal operation
type HealStartSuccess struct {
ClientToken string `json:"clientToken"`
ClientAddress string `json:"clientAddress"`
StartTime time.Time `json:"startTime"`
}
// HealTaskStatus - status struct for a heal task
type HealTaskStatus struct {
Summary string `json:"summary"`
FailureDetail string `json:"detail"`
StartTime time.Time `json:"startTime"`
HealSettings HealOpts `json:"settings"`
NumDisks int `json:"numDisks"`
Items []HealResultItem `json:"items,omitempty"`
}
// HealItemType - specify the type of heal operation in a healing
// result
type HealItemType string
// HealItemType constants
const (
HealItemMetadata HealItemType = "metadata"
HealItemBucket = "bucket"
HealItemBucketMetadata = "bucket-metadata"
HealItemObject = "object"
)
// Drive state constants
const (
DriveStateOk string = "ok"
DriveStateOffline = "offline"
DriveStateCorrupt = "corrupt"
DriveStateMissing = "missing"
)
// HealDriveInfo - struct for an individual drive info item.
type HealDriveInfo struct {
UUID string `json:"uuid"`
Endpoint string `json:"endpoint"`
State string `json:"state"`
}
// HealResultItem - struct for an individual heal result item
type HealResultItem struct {
ResultIndex int64 `json:"resultId"`
Type HealItemType `json:"type"`
Bucket string `json:"bucket"`
Object string `json:"object"`
Detail string `json:"detail"`
ParityBlocks int `json:"parityBlocks,omitempty"`
DataBlocks int `json:"dataBlocks,omitempty"`
DiskCount int `json:"diskCount"`
SetCount int `json:"setCount"`
// below slices are from drive info.
Before struct {
Drives []HealDriveInfo `json:"drives"`
} `json:"before"`
After struct {
Drives []HealDriveInfo `json:"drives"`
} `json:"after"`
ObjectSize int64 `json:"objectSize"`
}
// GetMissingCounts - returns the number of missing disks before
// and after heal
func (hri *HealResultItem) GetMissingCounts() (b, a int) {
if hri == nil {
return
}
for _, v := range hri.Before.Drives {
if v.State == DriveStateMissing {
b++
}
}
for _, v := range hri.After.Drives {
if v.State == DriveStateMissing {
a++
}
}
return
}
// GetOfflineCounts - returns the number of offline disks before
// and after heal
func (hri *HealResultItem) GetOfflineCounts() (b, a int) {
if hri == nil {
return
}
for _, v := range hri.Before.Drives {
if v.State == DriveStateOffline {
b++
}
}
for _, v := range hri.After.Drives {
if v.State == DriveStateOffline {
a++
}
}
return
}
// GetCorruptedCounts - returns the number of corrupted disks before
// and after heal
func (hri *HealResultItem) GetCorruptedCounts() (b, a int) {
if hri == nil {
return
}
for _, v := range hri.Before.Drives {
if v.State == DriveStateCorrupt {
b++
}
}
for _, v := range hri.After.Drives {
if v.State == DriveStateCorrupt {
a++
}
}
return
}
// GetOnlineCounts - returns the number of online disks before
// and after heal
func (hri *HealResultItem) GetOnlineCounts() (b, a int) {
if hri == nil {
return
}
for _, v := range hri.Before.Drives {
if v.State == DriveStateOk {
b++
}
}
for _, v := range hri.After.Drives {
if v.State == DriveStateOk {
a++
}
}
return
}
// Heal - API endpoint to start heal and to fetch status
func (adm *AdminClient) Heal(bucket, prefix string, healOpts HealOpts,
clientToken string, forceStart bool) (
healStart HealStartSuccess, healTaskStatus HealTaskStatus, err error) {
body, err := json.Marshal(healOpts)
if err != nil {
return healStart, healTaskStatus, err
}
path := fmt.Sprintf("/v1/heal/%s", bucket)
if bucket != "" && prefix != "" {
path += "/" + prefix
}
// execute POST request to heal api
queryVals := make(url.Values)
var contentBody io.Reader
if clientToken != "" {
queryVals.Set("clientToken", clientToken)
body = []byte{}
} else {
// Set a body only if clientToken is not given
contentBody = bytes.NewReader(body)
}
if forceStart {
queryVals.Set("forceStart", "true")
}
resp, err := adm.executeMethod("POST", requestData{
relPath: path,
contentBody: contentBody,
contentSHA256Bytes: sum256(body),
queryValues: queryVals,
})
defer closeResponse(resp)
if err != nil {
return healStart, healTaskStatus, err
}
if resp.StatusCode != http.StatusOK {
return healStart, healTaskStatus, httpRespToErrorResponse(resp)
}
respBytes, err := ioutil.ReadAll(resp.Body)
if err != nil {
return healStart, healTaskStatus, err
}
// Was it a status request?
if clientToken == "" {
err = json.Unmarshal(respBytes, &healStart)
} else {
err = json.Unmarshal(respBytes, &healTaskStatus)
}
return healStart, healTaskStatus, err
}