public WebhookReceiverTests()
{
_payloadQueue = new PayloadQueue();
_payloadQueue.Clear();
var server = new TestServer(new WebHostBuilder().UseStartup <Startup>());
_client = server.CreateClient();
}
void Flush(object isCalledFromTimer)
{
if ((bool)isCalledFromTimer && ShutdownCalled) // don't perform timer actions if we're shutting down
{
return;
}
var lockTaken = false;
try
{
lockTaken = Monitor.TryEnter(_flushingLock);
// the lock prevents calls to Flush from stacking up, but we skip this check if we're in draining mode
if (!lockTaken && !ShutdownCalled)
{
Debug.WriteLine("BosunReporter: Flush already in progress (skipping).");
return;
}
if (!ShutdownCalled && _skipFlushes > 0)
{
_skipFlushes--;
return;
}
bool any;
do
{
any = false;
any |= FlushPayload("/api/put", _localMetricsQueue);
if (EnableExternalCounters)
{
any |= FlushPayload("/api/count", _externalCounterQueue);
}
else
{
_externalCounterQueue.Clear();
}
} while (any);
}
catch (Exception ex)
{
// there was a problem flushing - back off for the next five seconds (Bosun may simply be restarting)
_skipFlushes = 4;
PossiblyLogException(ex);
}
finally
{
if (lockTaken)
{
Monitor.Exit(_flushingLock);
}
}
}
public WebhookReceiverTests()
{
var configuration = new ConfigurationBuilder()
.AddJsonFile("appsettings.json", optional: false, reloadOnChange: true)
.Build();
var payloadQueueSettings = configuration.GetSection("PayloadQueueSettings").Get <PayloadQueueSettings>();
_payloadQueue = new PayloadQueue(payloadQueueSettings);
_payloadQueue.Clear();
var server = new TestServer(new WebHostBuilder().UseConfiguration(configuration).UseStartup <Startup>());
_client = server.CreateClient();
}
void Flush(object isCalledFromTimer)
{
if ((bool)isCalledFromTimer && ShutdownCalled) // don't perform timer actions if we're shutting down
{
return;
}
if (!HasAnythingToFlush())
{
return;
}
var lockTaken = false;
try
{
lockTaken = Monitor.TryEnter(_flushingLock);
// the lock prevents calls to Flush from stacking up, but we skip this check if we're in draining mode
if (!lockTaken && !ShutdownCalled)
{
Debug.WriteLine("BosunReporter: Flush already in progress (skipping).");
return;
}
if (!HasAnythingToFlush())
{
return;
}
if (!TryGetBosunUrl(out var url))
{
Debug.WriteLine("BosunReporter: BosunUrl is null. Dropping data.");
_localMetricsQueue.Clear();
_externalCounterQueue.Clear();
_readyToFlushMetadata = false;
return;
}
FlushPayloadQueue(_localMetricsQueue, url);
if (EnableExternalCounters)
{
FlushPayloadQueue(_externalCounterQueue, url);
}
else
{
_externalCounterQueue.Clear();
}
if (_readyToFlushMetadata)
{
PostMetadata(url);
}
}
catch (Exception ex)
{
// this should never actually hit, but it's a nice safeguard since an uncaught exception on a background thread will crash the process.
SendExceptionToHandler(ex);
}
finally
{
if (lockTaken)
{
Monitor.Exit(_flushingLock);
}
}
}
public void Dispose()
{
_payloadQueue.Clear();
}