// Convert simplified credentials into something useful for the ssh package
func get_auth(creds *Creds) ([]ssh.AuthMethod, error) {
auth := []ssh.AuthMethod{}
// Passwords. This isn't enough for a typical SSH server (which will usually
// be configured for KeyboardInteractive, not Password) but fine for XR.
if creds.Password != "" {
auth = append(auth, ssh.Password(creds.Password))
}
// Keys
if creds.Keypathname != "" {
buf, err := ioutil.ReadFile(creds.Keypathname)
if err != nil {
return nil, errors.New("Can't read private key file: " + err.Error())
}
key, err := ssh.ParsePrivateKey(buf)
if err != nil {
return nil, errors.New("Can't parse private key: " + err.Error())
}
auth = append(auth, ssh.PublicKeys(key))
}
return auth, nil
}
func (s *SftpSession) getKeyFile(fkey string) error {
buf, err := ioutil.ReadFile(fkey)
if err != nil {
return err
}
s.sshkey, err = ssh.ParsePrivateKey(buf)
if err != nil {
return err
}
return nil
}