| 202 | } |
| 203 | |
| 204 | func getSSHConfigFromCredential(cred *Credential) (*ssh.ClientConfig, error) { |
| 205 | switch cred.Type() { |
| 206 | case CredentialTypeSSHCustom: |
| 207 | credSSHCustom := (*C.git_credential_ssh_custom)(unsafe.Pointer(cred.ptr)) |
| 208 | data, ok := pointerHandles.Get(credSSHCustom.payload).(*credentialSSHCustomData) |
| 209 | if !ok { |
| 210 | return nil, errors.New("unsupported custom SSH credentials") |
| 211 | } |
| 212 | return &ssh.ClientConfig{ |
| 213 | User: C.GoString(credSSHCustom.username), |
| 214 | Auth: []ssh.AuthMethod{ssh.PublicKeys(data.signer)}, |
| 215 | }, nil |
| 216 | } |
| 217 | |
| 218 | username, _, privatekey, passphrase, err := cred.GetSSHKey() |
| 219 | if err != nil { |
| 220 | return nil, err |
| 221 | } |
| 222 | |
| 223 | var pemBytes []byte |
| 224 | if cred.Type() == CredentialTypeSSHMemory { |
| 225 | pemBytes = []byte(privatekey) |
| 226 | } else { |
| 227 | pemBytes, err = ioutil.ReadFile(privatekey) |
| 228 | if err != nil { |
| 229 | return nil, err |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | var key ssh.Signer |
| 234 | if passphrase != "" { |
| 235 | key, err = ssh.ParsePrivateKeyWithPassphrase(pemBytes, []byte(passphrase)) |
| 236 | if err != nil { |
| 237 | return nil, err |
| 238 | } |
| 239 | } else { |
| 240 | key, err = ssh.ParsePrivateKey(pemBytes) |
| 241 | if err != nil { |
| 242 | return nil, err |
| 243 | } |
| 244 | } |
| 245 | |
| 246 | return &ssh.ClientConfig{ |
| 247 | User: username, |
| 248 | Auth: []ssh.AuthMethod{ssh.PublicKeys(key)}, |
| 249 | }, nil |
| 250 | } |