/// <summary>
/// Stops the service.
/// </summary>
public void Stop()
{
httpServer?.Stop();
httpServer = null;
thrSyncWithOtherServer?.Abort();
thrSyncWithOtherServer = null;
Logger.StopLoggingThreads();
}
/// <summary>
/// Stops and then starts the service.
/// </summary>
public void Start()
{
Stop();
Logger.StartLoggingThreads();
http_port = -1;
https_port = -1;
httpServer = new MonitorControlServer(Program.settings.http_port, Program.settings.https_port);
httpServer.SocketBound += HttpServer_SocketBound;
httpServer.Start();
thrSyncWithOtherServer = new Thread(SyncWithOtherServer);
thrSyncWithOtherServer.IsBackground = true;
thrSyncWithOtherServer.Name = "Sync with other server";
thrSyncWithOtherServer.Start();
}
private void SyncWithOtherServer()
{
try
{
WebRequestUtility wru = new WebRequestUtility("MonitorControl " + Globals.AssemblyVersion, 1000);
string lastStatus = "";
int connectionFailureCount = 0;
while (true)
{
try
{
if (!Program.settings.syncAllowLocalOverride)
{
lastStatus = MonitorControlServer.currentMonitorStatus;
}
string address = Program.settings.syncAddress;
if (!string.IsNullOrWhiteSpace(address))
{
string url = "http" + (Program.settings.syncHTTPS ? "s" : "") + "://" + address + ":" + Program.settings.syncPort + "/status";
BpWebResponse response = wru.GET(url);
if (response.StatusCode == 0)
{
connectionFailureCount++;
syncedServerStatus = "The remote server is not responding. It may be misconfigured, blocked by a firewall, or not running.";
if (connectionFailureCount >= 5) // Don't take action due to a short-term failure.
{
if (Program.settings.syncFailureAction == 1)
{
if (lastStatus != "off")
{
lastStatus = "off";
MonitorControlServer.Off(Program.settings.syncMute);
}
}
else if (Program.settings.syncFailureAction == 2)
{
if (lastStatus != "on")
{
lastStatus = "on";
MonitorControlServer.On(null);
}
}
}
}
else
{
connectionFailureCount = 0;
if (response.StatusCode == 403)
{
syncedServerStatus = "The remote server rejected our request (this server's IP is probably not authorized there).";
}
else if (response.StatusCode != 200)
{
syncedServerStatus = "The remote server responded with unexpected status code " + response.StatusCode;
try
{
syncedServerStatus += " " + response.str;
}
catch { }
}
else
{
try
{
syncedServerStatus = "The remote server monitors are " + response.str;
if (response.str != lastStatus)
{
if (response.str == "off")
{
lastStatus = "off";
MonitorControlServer.Off(Program.settings.syncMute);
}
else if (response.str == "on")
{
lastStatus = "on";
MonitorControlServer.On(null);
}
}
}
catch
{
syncedServerStatus = "The remote server provided an invalid response.";
}
}
}
}
else
{
connectionFailureCount = 0;
syncedServerStatus = "Not configured to synchronize with a remote server.";
}
Thread.Sleep(1000);
}
catch (ThreadAbortException)
{
}
catch (Exception ex)
{
syncedServerStatus = "An error occurred when synchronizing with a remote server. " + ex.ToString();
Logger.Debug(ex);
}
}
}
catch (ThreadAbortException)
{
}
catch (Exception ex)
{
syncedServerStatus = "Remote server sync has experienced a fatal error and will not resume operation until MonitorControl is restarted. " + ex.ToString();
Logger.Debug(ex);
}
}