public bool Vefiry(ISSHLoginParameter param, SSHConnectionInfo info) {
if (_verifier == null)
_verifier = FindHostKeyVerifier();
if (_verifier == null)
return true; //普通KnownHostsくらいはあるだろう。エラーにすべきかもしれないが
else
return _verifier.Verify(param, info);
}
public bool Vefiry(ISSHLoginParameter param, SSHConnectionInfo info)
{
if (_verifier == null)
_verifier = FindHostKeyVerifier();
if (_verifier == null)
return true; //����KnownHosts���炢�͂��邾�낤�B�G���[�ɂ��ׂ��������Ȃ���
else
return _verifier.Verify(param, info);
}
private bool AskUserReliability(ISSHLoginParameter param, SSHConnectionInfo info, string keystr, string message_text_id) {
//比較結果に基づく処理
IPoderosaForm form = UsabilityPlugin.Instance.WindowManager.ActiveWindow;
Debug.Assert(form.AsForm().InvokeRequired); //別スレッドで実行しているはず
//fingerprint
StringBuilder bld = new StringBuilder();
byte[] fingerprint = info.HostKeyMD5FingerPrint();
for (int i = 0; i < fingerprint.Length; i++) {
if (bld.Length > 0)
bld.Append(':');
bld.Append(fingerprint[i].ToString("x2"));
}
string message = String.Format("ssh hostkey fingerprint {0}\n\n{1}", bld.ToString(), UsabilityPlugin.Strings.GetString(message_text_id));
if (form.AskUserYesNo(message) == DialogResult.Yes) {
Update(param, keystr, true);
return true;
}
else
return false;
}
public bool Verify(ISSHLoginParameter param, SSHConnectionInfo info) {
if (!_loaded) {
try {
Load();
}
catch (Exception ex) { //ロード中のエラーのときは鍵は拒否。安全側に！
RuntimeUtil.ReportException(ex);
return false;
}
}
string keystr = info.DumpHostKeyInKnownHostsStyle();
string local = param.Method == SSHProtocol.SSH1 ? _dataForSSH1[ToKeyString(param)] : _dataForSSH2[ToKeyString(param)];
if (local == null) {
return AskUserReliability(param, info, keystr, "Message.HostKeyChecker.AskHostKeyRegister");
}
else if (keystr != local) {
return AskUserReliability(param, info, keystr, "Message.HostKeyChecker.AskHostKeyRenew");
}
else
return true;
}
private bool CheckKey(SSHConnectionInfo ci)
{
return _keycheck.Vefiry(_destination, ci);
}
//ISSHHostKeyVerifier
public bool Verify(ISSHLoginParameter param, SSHConnectionInfo info) {
return _acceptsHostKey;
}
private bool CheckKey(SSHConnectionInfo ci) {
SetIgnoreTimeout(); //これが呼ばれるということは途中までSSHのネゴシエートができているのでタイムアウトはしないようにする
return _keycheck(ci);
}
private bool CheckKey(SSHConnectionInfo ci)
{
SetIgnoreTimeout(); //���ꂪ�Ă��Ƃ������Ƃ͓r���܂�SSH�̃l�S�V�G�[�g���ł��Ă���̂Ń^�C���A�E�g�͂��Ȃ��悤�ɂ���
return _keycheck(ci);
}