| 33 | } |
| 34 | |
| 35 | func runProxyCommand(args []string) error { |
| 36 | key, err := os.ReadFile(sshPrivateKeyPath) |
| 37 | if err != nil { |
| 38 | return errors.Wrap(err, "read private key") |
| 39 | } |
| 40 | |
| 41 | signer, err := ssh.ParsePrivateKey(key) |
| 42 | if err != nil { |
| 43 | return errors.Wrap(err, "parse private key") |
| 44 | } |
| 45 | |
| 46 | clientConfig := &ssh.ClientConfig{ |
| 47 | Auth: []ssh.AuthMethod{ |
| 48 | ssh.PublicKeys(signer), |
| 49 | }, |
| 50 | HostKeyCallback: ssh.InsecureIgnoreHostKey(), |
| 51 | } |
| 52 | |
| 53 | // get port |
| 54 | port, err := os.ReadFile(portPath) |
| 55 | if err != nil { |
| 56 | return errors.Wrap(err, "read port") |
| 57 | } |
| 58 | |
| 59 | // dial ssh |
| 60 | client, err := ssh.Dial("tcp", "localhost:"+string(port), clientConfig) |
| 61 | if err != nil { |
| 62 | return errors.Wrap(err, "dial ssh") |
| 63 | } |
| 64 | defer client.Close() |
| 65 | |
| 66 | // create new session |
| 67 | session, err := client.NewSession() |
| 68 | if err != nil { |
| 69 | return errors.Wrap(err, "new session") |
| 70 | } |
| 71 | defer session.Close() |
| 72 | |
| 73 | // check if we should use a pty |
| 74 | var ( |
| 75 | width = 0 |
| 76 | height = 0 |
| 77 | ) |
| 78 | |
| 79 | tty, t := terminal.SetupTTY(os.Stdin, os.Stdout) |
| 80 | if tty { |
| 81 | info, ok := term.GetFdInfo(t.In) |
| 82 | if ok { |
| 83 | winSize, err := term.GetWinsize(info) |
| 84 | if err == nil { |
| 85 | width = int(winSize.Width) |
| 86 | height = int(winSize.Height) |
| 87 | } |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | // get current working directory |
| 92 | currentWorkingDir, err := os.Getwd() |