-
Notifications
You must be signed in to change notification settings - Fork 0
/
backup.go
124 lines (116 loc) · 2.7 KB
/
backup.go
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
package controllers
import (
"bytes"
"context"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"os"
"github.com/cihub/seelog"
"github.com/gin-gonic/gin"
"github.com/pkg/errors"
"github.com/qiniu/api.v7/auth/qbox"
"github.com/qiniu/api.v7/storage"
"github.com/wangsongyan/wblog/helpers"
"github.com/wangsongyan/wblog/system"
)
func BackupPost(c *gin.Context) {
var (
err error
res = gin.H{}
)
defer writeJSON(c, res)
err = Backup()
if err != nil {
res["message"] = err.Error()
return
}
res["succeed"] = true
}
func RestorePost(c *gin.Context) {
var (
fileName string
fileUrl string
err error
res = gin.H{}
resp *http.Response
bodyBytes []byte
)
defer writeJSON(c, res)
fileName = c.PostForm("fileName")
if fileName == "" {
res["message"] = "fileName cannot be empty."
return
}
fileUrl = system.GetConfiguration().QiniuFileServer + fileName
resp, err = http.Get(fileUrl)
if err != nil {
res["message"] = err.Error()
return
}
defer resp.Body.Close()
bodyBytes, err = ioutil.ReadAll(resp.Body)
if err != nil {
res["message"] = err.Error()
return
}
bodyBytes, err = helpers.Decrypt(bodyBytes, system.GetConfiguration().BackupKey)
if err != nil {
res["message"] = err.Error()
return
}
err = ioutil.WriteFile(fileName, bodyBytes, os.ModePerm)
if err == nil {
res["message"] = err.Error()
return
}
res["succeed"] = true
}
func Backup() (err error) {
var (
u *url.URL
exist bool
ret PutRet
bodyBytes []byte
encryptData []byte
)
u, err = url.Parse(system.GetConfiguration().DSN)
if err != nil {
seelog.Debug("parse dsn error:%v", err)
return
}
exist, _ = helpers.PathExists(u.Path)
if !exist {
err = errors.New("database file doesn't exists.")
seelog.Debug("database file doesn't exists.")
return
}
seelog.Debug("start backup...")
bodyBytes, err = ioutil.ReadFile(u.Path)
if err != nil {
seelog.Error(err)
return
}
encryptData, err = helpers.Encrypt(bodyBytes, system.GetConfiguration().BackupKey)
if err != nil {
seelog.Error(err)
return
}
putPolicy := storage.PutPolicy{
Scope: system.GetConfiguration().QiniuBucket,
}
mac := qbox.NewMac(system.GetConfiguration().QiniuAccessKey, system.GetConfiguration().QiniuSecretKey)
token := putPolicy.UploadToken(mac)
cfg := storage.Config{}
uploader := storage.NewFormUploader(&cfg)
putExtra := storage.PutExtra{}
fileName := fmt.Sprintf("wblog_%s.db", helpers.GetCurrentTime().Format("20060102150405"))
err = uploader.Put(context.Background(), &ret, token, fileName, bytes.NewReader(encryptData), int64(len(encryptData)), &putExtra)
if err != nil {
seelog.Debugf("backup error:%v", err)
return
}
seelog.Debug("backup succeefully.")
return err
}