|
1 | | -package scope |
2 | | - |
3 | | -import ( |
4 | | - "bytes" |
5 | | - "fmt" |
6 | | - "net" |
7 | | - |
8 | | - "golang.org/x/crypto/ssh" |
9 | | -) |
10 | | - |
11 | | -type SSHClient struct { |
12 | | - *ssh.Client |
13 | | - password string |
14 | | -} |
15 | | - |
16 | | -func NewSSHClient(addr, user, password string) (*SSHClient, error) { |
17 | | - sshConfig := &ssh.ClientConfig{ |
18 | | - User: user, |
19 | | - Auth: []ssh.AuthMethod{ |
20 | | - ssh.Password(password), |
21 | | - }, |
22 | | - HostKeyCallback: ssh.HostKeyCallback(func(hostname string, remote net.Addr, key ssh.PublicKey) error { return nil }), |
23 | | - } |
24 | | - conn, err := ssh.Dial("tcp", addr, sshConfig) |
25 | | - if err != nil { |
26 | | - return nil, err |
27 | | - } |
28 | | - return &SSHClient{conn, password}, nil |
29 | | -} |
30 | | - |
31 | | -func (conn *SSHClient) RunCommand(cmd string, stdin ...string) (string, error) { |
32 | | - session, err := conn.NewSession() |
33 | | - if err != nil { |
34 | | - return "", err |
35 | | - } |
36 | | - defer session.Close() |
37 | | - |
38 | | - var stdout bytes.Buffer |
39 | | - session.Stdout = &stdout |
40 | | - var stderr bytes.Buffer |
41 | | - session.Stderr = &stderr |
42 | | - if err := session.Run(cmd); err != nil { |
43 | | - return stderr.String(), err |
44 | | - } |
45 | | - |
46 | | - return stdout.String(), nil |
47 | | -} |
48 | | - |
49 | | -func (c *SSHClient) RunWithStdin(cmd, stdin string) (string, error) { |
50 | | - session, err := c.NewSession() |
51 | | - if err != nil { |
52 | | - return "", err |
53 | | - } |
54 | | - defer session.Close() |
55 | | - |
56 | | - go func() { |
57 | | - w, _ := session.StdinPipe() |
58 | | - defer w.Close() |
59 | | - fmt.Fprint(w, stdin) |
60 | | - }() |
61 | | - |
62 | | - var stdout bytes.Buffer |
63 | | - session.Stdout = &stdout |
64 | | - var stderr bytes.Buffer |
65 | | - session.Stderr = &stderr |
66 | | - if err := session.Run(cmd); err != nil { |
67 | | - return stderr.String(), err |
68 | | - } |
69 | | - |
70 | | - return stdout.String(), nil |
71 | | -} |
| 1 | +package scope |
| 2 | + |
| 3 | +import ( |
| 4 | + "bytes" |
| 5 | + "fmt" |
| 6 | + "net" |
| 7 | + |
| 8 | + "golang.org/x/crypto/ssh" |
| 9 | +) |
| 10 | + |
| 11 | +type SSHClient struct { |
| 12 | + *ssh.Client |
| 13 | + password string |
| 14 | +} |
| 15 | + |
| 16 | +func NewSSHClient(addr, user, password string) (*SSHClient, error) { |
| 17 | + sshConfig := &ssh.ClientConfig{ |
| 18 | + User: user, |
| 19 | + Auth: []ssh.AuthMethod{ |
| 20 | + ssh.Password(password), |
| 21 | + }, |
| 22 | + HostKeyCallback: ssh.HostKeyCallback(func(hostname string, remote net.Addr, key ssh.PublicKey) error { return nil }), |
| 23 | + } |
| 24 | + conn, err := ssh.Dial("tcp", addr, sshConfig) |
| 25 | + if err != nil { |
| 26 | + return nil, err |
| 27 | + } |
| 28 | + return &SSHClient{conn, password}, nil |
| 29 | +} |
| 30 | + |
| 31 | +func (conn *SSHClient) RunCommand(cmd string, stdin ...string) (string, error) { |
| 32 | + session, err := conn.NewSession() |
| 33 | + if err != nil { |
| 34 | + return "", err |
| 35 | + } |
| 36 | + defer session.Close() |
| 37 | + |
| 38 | + var stdout bytes.Buffer |
| 39 | + session.Stdout = &stdout |
| 40 | + var stderr bytes.Buffer |
| 41 | + session.Stderr = &stderr |
| 42 | + if err := session.Run(cmd); err != nil { |
| 43 | + return stderr.String(), err |
| 44 | + } |
| 45 | + |
| 46 | + return stdout.String(), nil |
| 47 | +} |
| 48 | + |
| 49 | +func (c *SSHClient) RunWithStdin(cmd, stdin string) (string, error) { |
| 50 | + session, err := c.NewSession() |
| 51 | + if err != nil { |
| 52 | + return "", err |
| 53 | + } |
| 54 | + defer session.Close() |
| 55 | + |
| 56 | + go func() { |
| 57 | + w, _ := session.StdinPipe() |
| 58 | + defer w.Close() |
| 59 | + fmt.Fprint(w, stdin) |
| 60 | + }() |
| 61 | + |
| 62 | + var stdout bytes.Buffer |
| 63 | + session.Stdout = &stdout |
| 64 | + var stderr bytes.Buffer |
| 65 | + session.Stderr = &stderr |
| 66 | + if err := session.Run(cmd); err != nil { |
| 67 | + return stderr.String(), err |
| 68 | + } |
| 69 | + |
| 70 | + return stdout.String(), nil |
| 71 | +} |
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