public void Start()
{
lock (_locker)
{
if (_running)
{
return;
}
else
{
_running = true;
}
if (ProtocolRunningChanged != null)
{
ProtocolRunningChanged(this, _running);
}
if (_firstStartTimestamp == DateTimeOffset.MinValue)
{
_firstStartTimestamp = DateTimeOffset.UtcNow;
}
// let the service helper know that the current protocol is running (saves helper)
SensusServiceHelper.Get().RegisterProtocol(this);
SensusServiceHelper.Get().AddRunningProtocolId(_id);
SensusServiceHelper.Get().Logger.Log("Starting probes for protocol " + _name + ".", LoggingLevel.Normal, GetType());
int probesStarted = 0;
foreach (Probe probe in _probes)
{
if (probe.Enabled)
{
try
{
probe.Start();
probesStarted++;
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Failed to start probe \"" + probe.GetType().FullName + "\":" + ex.Message, LoggingLevel.Normal, GetType());
}
}
}
bool stopProtocol = false;
if (probesStarted > 0)
{
try
{
_localDataStore.Start();
try { _remoteDataStore.Start(); }
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Remote data store failed to start: " + ex.Message, LoggingLevel.Normal, GetType());
stopProtocol = true;
}
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Local data store failed to start: " + ex.Message, LoggingLevel.Normal, GetType());
stopProtocol = true;
}
}
else
{
SensusServiceHelper.Get().Logger.Log("No probes were started.", LoggingLevel.Normal, GetType());
stopProtocol = true;
}
if (stopProtocol)
{
Stop();
}
}
}
public void Start()
{
lock (_locker)
{
if (_running)
{
return;
}
else
{
_running = true;
}
if (ProtocolRunningChanged != null)
{
ProtocolRunningChanged(this, _running);
}
// let the service helper know that the current protocol is running (saves helper)
SensusServiceHelper.Get().RegisterProtocol(this);
SensusServiceHelper.Get().AddRunningProtocolId(_id);
bool stopProtocol = false;
// start local data store
try
{
if (_localDataStore == null)
{
throw new Exception("Local data store not defined.");
}
_localDataStore.Start();
// start remote data store
try
{
if (_remoteDataStore == null)
{
throw new Exception("Remote data store not defined.");
}
_remoteDataStore.Start();
// start probes
try
{
SensusServiceHelper.Get().Logger.Log("Starting probes for protocol " + _name + ".", LoggingLevel.Normal, GetType());
int probesEnabled = 0;
int probesStarted = 0;
foreach (Probe probe in _probes)
{
if (probe.Enabled)
{
++probesEnabled;
try
{
probe.Start();
probesStarted++;
}
catch (Exception ex)
{
// stop probe to clean up any inconsistent state information
try
{
probe.Stop();
}
catch (Exception ex2)
{
SensusServiceHelper.Get().Logger.Log("Failed to stop probe after failing to start it: " + ex2.Message, LoggingLevel.Normal, GetType());
}
string message = "Failed to start probe \"" + probe.GetType().FullName + "\": " + ex.Message;
SensusServiceHelper.Get().Logger.Log(message, LoggingLevel.Normal, GetType());
SensusServiceHelper.Get().FlashNotificationAsync(message);
// disable probe if it is not supported on the device
if (ex is NotSupportedException)
{
probe.Enabled = false;
}
}
}
}
if (probesEnabled == 0)
{
throw new Exception("No probes were enabled.");
}
else if (probesStarted == 0)
{
throw new Exception("No probes started.");
}
}
catch (Exception ex)
{
string message = "Failure while starting probes: " + ex.Message;
SensusServiceHelper.Get().Logger.Log(message, LoggingLevel.Normal, GetType());
SensusServiceHelper.Get().FlashNotificationAsync(message);
stopProtocol = true;
}
}
catch (Exception ex)
{
string message = "Remote data store failed to start: " + ex.Message;
SensusServiceHelper.Get().Logger.Log(message, LoggingLevel.Normal, GetType());
SensusServiceHelper.Get().FlashNotificationAsync(message);
stopProtocol = true;
}
}
catch (Exception ex)
{
string message = "Local data store failed to start: " + ex.Message;
SensusServiceHelper.Get().Logger.Log(message, LoggingLevel.Normal, GetType());
SensusServiceHelper.Get().FlashNotificationAsync(message);
stopProtocol = true;
}
if (stopProtocol)
{
Stop();
}
}
}
