/
query.go
93 lines (79 loc) · 2.05 KB
/
query.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
// Copyright 2018 github.com/andesli/gossh Author. All Rights Reserved.
//
// 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.
// Author: andes
// Email: email.tata@qq.com
package db
import (
"database/sql"
_ "github.com/go-sql-driver/mysql"
"github.com/andesli/gossh/auth"
"github.com/andesli/gossh/enc"
)
const (
dbtype = "mysql"
ip = "localhost"
port = "3306"
user = "mysql_user"
passwd = "mysql_pass"
dbname = "cmdb"
querysql = `select curPSW from t_password_info as A where A.hostName=? and A.userName= ? `
)
type DbDriver struct {
dbtype string
ip string
port string
user string
password string
dbname string
sql string
}
func init() {
db := &DbDriver{
dbtype: dbtype,
ip: ip,
port: port,
user: user,
password: passwd,
dbname: dbname,
sql: querysql,
}
auth.Register("db", db)
}
func (dv DbDriver) GetPassword(host, user string) (string, error) {
dbhost := "tcp(" + dv.ip + ":" + dv.port + ")"
conn := dv.user + ":" + dv.password + "@" + dbhost + "/" + dv.dbname + "?" + ""
db, err := sql.Open(dv.dbtype, conn)
if err != nil {
return "", err
}
if err = db.Ping(); err != nil {
return "", err
}
defer db.Close()
stmt, err := db.Prepare(dv.sql)
if err != nil {
return "", err
}
defer stmt.Close()
curPsw := ""
err = stmt.QueryRow(host, user).Scan(&curPsw)
if err != nil {
return "", err
}
skey := enc.GetKey()
psw, err := enc.AesDecEncode(curPsw, skey[:16])
return string(psw), err
//maybe need decrypt the password
//return Decrypt(curPsw,key)
}