/// <summary>
/// Creates a new ManagementLogic object.
/// </summary>
/// <param name="ovpn">parent</param>
/// <param name="host">host to connect to (e.g. 127.0.0.1)</param>
/// <param name="port">port to connect to</param>
/// <param name="logs">LogManager to write the logs to</param>
/// <param name="receiveOldLogs">Should old log lines be received?</param>
public ManagementLogic(Connection ovpn, string host,
int port, LogManager logs, bool receiveOldLogs)
{
m_ovpn = ovpn;
m_logs = logs;
m_releaselock = true;
m_receiveOldLogs = receiveOldLogs;
// initialize required components
m_ovpnComm = new Communicator(host, port, logs);
m_ovpnMParser = new ManagementParser(m_ovpnComm, this);
m_pkcs11details = new List<PKCS11Detail>();
m_ovpnComm.connectionClosed += new System.EventHandler(m_ovpnComm_connectionClosed);
}
/// <summary>
/// Creates a new ManagementLogic object.
/// </summary>
/// <param name="ovpn">parent</param>
/// <param name="host">host to connect to (e.g. 127.0.0.1)</param>
/// <param name="port">port to connect to</param>
/// <param name="logs">LogManager to write the logs to</param>
/// <param name="receiveOldLogs">Should old log lines be received?</param>
public ManagementLogic(Connection ovpn,string host,
int port,LogManager logs,bool receiveOldLogs)
{
m_ovpn = ovpn;
m_logs = logs;
m_releaselock = true;
m_receiveOldLogs = receiveOldLogs;
// initialize required components
m_ovpnComm = new Communicator(host,port,logs);
m_ovpnMParser = new ManagementParser(m_ovpnComm,this);
m_pkcs11details = new List <PKCS11Detail>();
m_ovpnComm.connectionClosed += new System.EventHandler(m_ovpnComm_connectionClosed);
}
private void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
m_ovpnComm.Dispose();
}
m_logs = null;
m_ovpnMParser = null;
m_pkcs11details = null;
m_todo = null;
m_ovpn = null;
disposed = true;
}
}
private void ProcessSyncEventPkcs11GetKeys(string msg)
{
PKCS11Detail d = ManagementParser.getPKCS11ID(msg);
if (d != null)
{
m_pkcs11details.Add(d);
if (d.Number < m_pkcs11count - 1)
{
m_ovpnComm.send("pkcs11-id-get " + (d.Number + 1));
}
else
{
releaseLock();
int kid = m_ovpn.getKeyID(m_pkcs11details);
if (kid == NeedCardIdEventArgs.Retry)
{
setLock(WaitState.PKCS11_GET_COUNT);
m_ovpnComm.send("pkcs11-id-count");
}
else if (kid != NeedCardIdEventArgs.None)
{
m_ovpnComm.send("needstr 'pkcs11-id-request' '" +
m_pkcs11details[kid].Id + "'");
}
}
}
// error in parsing
else
{
m_logs.logDebugLine(1,
"Error while parsing pkcs11-id-get: \"" +
msg + "\"");
releaseLock();
}
}
private void ProcessSyncEventPkcs11GetCount(string msg)
{
m_pkcs11count = ManagementParser.getPKCS11IDCount(msg);
if (m_pkcs11count == -1)
{
m_logs.logLine(LogType.Management,
"Could not determine the number of pkcs11-ids:\"" +
msg + "\"");
releaseLock();
}
else if (m_pkcs11count == 0)
{
m_logs.logLine(LogType.Management,
"No pkcs11-ids were found");
int id = m_ovpn.getKeyID(new List <PKCS11Detail>());
if (id == NeedCardIdEventArgs.Retry)
{
m_ovpnComm.send("pkcs11-id-count");
}
else
{
releaseLock();
}
}
else
{
m_logs.logLine(LogType.Management,
"Got " + m_pkcs11count + " PKCS11-IDs");
m_pkcs11details.Clear();
releaseLock();
setLock(WaitState.PKCS11_GET_KEYS);
m_ovpnComm.send("pkcs11-id-get 0");
}
}
private void ProcessAsyncEventPassword(AsyncEventDetail aeDetail)
{
string pwType = aeDetail.getInfos()[0]; // "Auth" or "Private Key", or ...
string pwInfo = aeDetail.getInfos()[1]; // "password" or "username/password"
string pwMsg = aeDetail.getInfos()[2]; // "Need" or "Verification Failed"
if (pwMsg.Equals("Need",System.StringComparison.OrdinalIgnoreCase))
{
if (pwType.Equals("Auth",
System.StringComparison.OrdinalIgnoreCase) &&
pwInfo.Equals("username/password",
System.StringComparison.OrdinalIgnoreCase))
{
// Ask for username/password
string[] loginInfo = m_ovpn.getLoginPass(pwType);
bool sendUserPass = false;
if (loginInfo != null)
{
string username = loginInfo[0];
string password = loginInfo[1];
if (username != null && pwType.Length > 0 &&
password != null && password.Length > 0)
{
m_ovpnComm.send("username '" + pwType + "' " +
ManagementParser.encodeMsg(username));
//wait for processing by OpenVPN or it might not always process the password correctly.
m_ovpnComm.processManagementConnectionLine();
m_ovpnComm.send("password '" + pwType + "' " +
ManagementParser.encodeMsg(password));
sendUserPass = true;
}
}
if (!sendUserPass)
{
// Send 'bogus' user and pass to keep OpenVPN from quiting on disconnect.. (WORKAROUND)
m_ovpnComm.send("username '" + pwType + "' -");
m_ovpnComm.send("password '" + pwType + "' -");
}
}
else
{
string pw = m_ovpn.getPW(pwType);
if (pw != null)
{
if (pw.Length > 0)
{
m_ovpnComm.send("password '" + pwType + "' " +
ManagementParser.encodeMsg(pw));
}
}
}
}
else if (pwMsg.Equals("Verification Failed",
System.StringComparison.OrdinalIgnoreCase))
{
m_logs.logDebugLine(1,"Authentication Failed said remote server");
}
else
{
m_logs.logDebugLine(1,"Unknown 'PASSWORD' reply from remote server: " + pwMsg);
}
}
private void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
m_ovpnComm.Dispose();
}
m_logs = null;
m_ovpnMParser = null;
m_pkcs11details = null;
m_todo = null;
m_ovpn = null;
disposed = true;
}
}