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))
{
}
else
{
}
}
private void ProcessAsyncEventState(AsyncEventDetail aeDetail)
{
string[] details = aeDetail.getInfos();
// otherwise, we automatically reconnect
m_ovpn.State.ChangeVPNState(details);
}
private void executeAsyncEvent(AsyncEventDetail aeDetail)
{
switch (aeDetail.eventType)
{
case AsyncEventDetail.EventType.NEEDSTR:
ProcessAsyncEventNeedStr(aeDetail);
break;
// a password is requested
case AsyncEventDetail.EventType.PASSWORD:
ProcessAsyncEventPassword(aeDetail);
break;
// a hold state is signalized
case AsyncEventDetail.EventType.HOLD:
ProcessAsyncEventHold(aeDetail);
break;
case AsyncEventDetail.EventType.INFO:
break;
// the internal state changed
case AsyncEventDetail.EventType.STATE:
ProcessAsyncEventState(aeDetail);
break;
// we got a "log"
case AsyncEventDetail.EventType.LOG:
ProcessAsyncEventLog(aeDetail);
break;
}
}
private void ProcessAsyncEventNeedStr(AsyncEventDetail aeDetail)
{
switch (aeDetail.getInfos()[0])
{
// A SmartCard ID is requested
case "pkcs11-id-request":
setLock(WaitState.PKCS11_GET_COUNT);
m_ovpnComm.send("pkcs11-id-count");
break;
}
}
/// <summary>
/// We got an asynchronous event (e.g. a log message).
/// </summary>
/// <param name="aeDetail">details about the event</param>
public void got_asyncEvent(AsyncEventDetail aeDetail)
{
// if we can't execute just queue it
try
{
Monitor.Enter(m_todo);
if (m_state != WaitState.NULL)
{
m_todo.Add(aeDetail);
return;
}
}
finally
{
Monitor.Exit(m_todo);
}
executeAsyncEvent(aeDetail);
}
/// <summary>
/// We got an asynchronous event (e.g. a log message).
/// </summary>
/// <param name="aeDetail">details about the event</param>
public void got_asyncEvent(AsyncEventDetail aeDetail)
{
m_logs.logDebugLine(4,"Extracted async event: " +
aeDetail.eventType.ToString() + ": " + aeDetail.message);
// if we can't execute just queue it
try
{
Monitor.Enter(m_todo);
if (m_state != WaitState.NULL)
{
m_todo.Add(aeDetail);
return;
}
}
finally
{
Monitor.Exit(m_todo);
}
executeAsyncEvent(aeDetail);
}
private void ProcessAsyncEventHold(AsyncEventDetail aeDetail)
{
// it is released
if (aeDetail.message.Contains("Waiting") && m_releaselock)
{
/*
* enable logging
* (this is a trick to get all logs, because at the
* beginning, the hold state is set)
*/
if (m_receiveOldLogs)
{
setLock(WaitState.LOG_ON_ALL_1);
m_ovpnComm.send("log on all");
m_receiveOldLogs = false;
}
else
{
setLock(WaitState.LOG_ON_ALL_2);
m_ovpnComm.send("log on");
}
}
}
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 ProcessAsyncEventNeedStr(AsyncEventDetail aeDetail)
{
switch (aeDetail.getInfos()[0])
{
// A SmartCard ID is requested
case "pkcs11-id-request":
m_logs.logDebugLine(3, "Got Request for pkcs11-id");
setLock(WaitState.PKCS11_GET_COUNT);
m_ovpnComm.send("pkcs11-id-count");
break;
}
}
private void ProcessAsyncEventHold(AsyncEventDetail aeDetail)
{
// it is released
if (aeDetail.message.Contains("Waiting") && m_releaselock)
{
/*
* enable logging
* (this is a trick to get all logs, because at the
* beginning, the hold state is set)
*/
if (m_receiveOldLogs)
{
setLock(WaitState.LOG_ON_ALL_1);
m_ovpnComm.send("log on all");
m_receiveOldLogs = false;
}
else
{
setLock(WaitState.LOG_ON_ALL_2);
m_ovpnComm.send("log on");
}
}
}
private void ProcessAsyncEventState(AsyncEventDetail aeDetail)
{
string[] details = aeDetail.getInfos();
// otherwise, we automatically reconnect
m_ovpn.State.ChangeVPNState(details);
m_logs.logLine(LogType.State,
aeDetail.getInfos()[1]);
}
private void ProcessAsyncEventLog(AsyncEventDetail aeDetail)
{
addLog(aeDetail.message);
}
private void executeAsyncEvent(AsyncEventDetail aeDetail) {
switch (aeDetail.eventType)
{
case AsyncEventDetail.EventType.NEEDSTR:
ProcessAsyncEventNeedStr(aeDetail);
break;
// a password is requested
case AsyncEventDetail.EventType.PASSWORD:
ProcessAsyncEventPassword(aeDetail);
break;
// a hold state is signalized
case AsyncEventDetail.EventType.HOLD:
ProcessAsyncEventHold(aeDetail);
break;
case AsyncEventDetail.EventType.INFO:
break;
// the internal state changed
case AsyncEventDetail.EventType.STATE:
ProcessAsyncEventState(aeDetail);
break;
// we got a "log"
case AsyncEventDetail.EventType.LOG:
ProcessAsyncEventLog(aeDetail);
break;
}
}
/// <summary>
/// We got an asynchronous event (e.g. a log message).
/// </summary>
/// <param name="aeDetail">details about the event</param>
public void got_asyncEvent(AsyncEventDetail aeDetail)
{
m_logs.logDebugLine(4, "Extracted async event: " +
aeDetail.eventType.ToString() + ": " + aeDetail.message);
// if we can't execute just queue it
try
{
Monitor.Enter(m_todo);
if (m_state != WaitState.NULL)
{
m_todo.Add(aeDetail);
return;
}
}
finally
{
Monitor.Exit(m_todo);
}
executeAsyncEvent(aeDetail);
}
private void ProcessAsyncEventLog(AsyncEventDetail aeDetail)
{
addLog(aeDetail.message);
}
