public MetricsEventManager(IOptionsMonitor <AppServiceOptions> appServiceOptions, IEventGenerator generator, int functionActivityFlushIntervalSeconds, IMetricsPublisher metricsPublisher, ILinuxContainerActivityPublisher linuxContainerActivityPublisher, ILogger <MetricsEventManager> logger, int metricsFlushIntervalMS = DefaultFlushIntervalMS)
{
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
// we read these in the ctor (not static ctor) since it can change on the fly
_appServiceOptions = appServiceOptions;
_eventGenerator = generator;
_functionActivityFlushIntervalSeconds = functionActivityFlushIntervalSeconds;
QueuedEvents = new ConcurrentDictionary <string, SystemMetricEvent>(StringComparer.OrdinalIgnoreCase);
// Initialize the periodic log flush timer
_metricsFlushTimer = new Timer(TimerFlush, null, metricsFlushIntervalMS, metricsFlushIntervalMS);
_metricsPublisher = metricsPublisher;
_linuxContainerActivityPublisher = linuxContainerActivityPublisher;
}
internal FunctionActivityTracker(IOptionsMonitor <AppServiceOptions> appServiceOptions, IEventGenerator generator, IMetricsPublisher metricsPublisher, ILinuxContainerActivityPublisher linuxContainerActivityPublisher, int functionActivityFlushInterval)
{
MetricsEventGenerator = generator;
_appServiceOptions = appServiceOptions;
_functionActivityFlushInterval = functionActivityFlushInterval;
if (linuxContainerActivityPublisher != null && linuxContainerActivityPublisher != NullLinuxContainerActivityPublisher.Instance)
{
_linuxContainerActivityPublisher = linuxContainerActivityPublisher;
}
if (metricsPublisher != null && metricsPublisher != NullMetricsPublisher.Instance)
{
_metricsPublisher = metricsPublisher;
}
Task.Run(
async() =>
{
try
{
int currentSecond = _functionActivityFlushInterval;
while (!_etwTaskCancellationSource.Token.IsCancellationRequested)
{
RaiseMetricsPerFunctionEvent();
if (currentSecond >= _functionActivityFlushInterval)
{
RaiseFunctionMetricEvents();
currentSecond = 0;
}
else
{
currentSecond = currentSecond + 1;
}
await Task.Delay(TimeSpan.FromSeconds(1), _etwTaskCancellationSource.Token);
}
}
catch (TaskCanceledException)
{
// This exception gets throws when cancellation request is raised via cancellation token.
// Let's eat this exception and continue
}
},
_etwTaskCancellationSource.Token);
}
internal FunctionActivityTracker(IOptionsMonitor <AppServiceOptions> appServiceOptions, IEventGenerator generator, IMetricsPublisher metricsPublisher, ILinuxContainerActivityPublisher linuxContainerActivityPublisher, int functionActivityFlushInterval)
{
MetricsEventGenerator = generator;
_appServiceOptions = appServiceOptions;
_functionActivityFlushInterval = functionActivityFlushInterval;
if (linuxContainerActivityPublisher != null && linuxContainerActivityPublisher != NullLinuxContainerActivityPublisher.Instance)
{
_linuxContainerActivityPublisher = linuxContainerActivityPublisher;
}
if (metricsPublisher != null && metricsPublisher != NullMetricsPublisher.Instance)
{
_metricsPublisher = metricsPublisher;
}
StartActivityTimer();
}
internal FunctionActivityTracker(IOptionsMonitor <AppServiceOptions> appServiceOptions, IEventGenerator generator, IMetricsPublisher metricsPublisher, ILinuxContainerActivityPublisher linuxContainerActivityPublisher, int functionActivityFlushInterval, ILogger <MetricsEventManager> logger)
{
MetricsEventGenerator = generator;
_appServiceOptions = appServiceOptions;
_functionActivityFlushInterval = functionActivityFlushInterval;
if (linuxContainerActivityPublisher != null && linuxContainerActivityPublisher != NullLinuxContainerActivityPublisher.Instance)
{
_linuxContainerActivityPublisher = linuxContainerActivityPublisher;
}
if (metricsPublisher != null && metricsPublisher != NullMetricsPublisher.Instance)
{
_metricsPublisher = metricsPublisher;
}
_activityFlushCounter = _functionActivityFlushInterval;
_activityTimer = new Timer(TimerFlush, null, _activityTimerIntervalMS, _activityTimerIntervalMS);
_logger = logger;
}
protected WebHostMetricsLogger(IOptionsMonitor <AppServiceOptions> appServiceOptions, IEventGenerator eventGenerator, IMetricsPublisher metricsPublisher, ILinuxContainerActivityPublisher linuxContainerActivityPublisher, int metricEventIntervalInSeconds, ILoggerFactory loggerFactory)
{
_metricsEventManager = new MetricsEventManager(appServiceOptions, eventGenerator, metricEventIntervalInSeconds, metricsPublisher, linuxContainerActivityPublisher, loggerFactory.CreateLogger <MetricsEventManager>());
}
public WebHostMetricsLogger(IOptionsMonitor <AppServiceOptions> appServiceOptions, IEventGenerator eventGenerator, IMetricsPublisher metricsPublisher, ILinuxContainerActivityPublisher linuxContainerActivityPublisher, ILoggerFactory loggerFactory)
: this(appServiceOptions, eventGenerator, metricsPublisher, linuxContainerActivityPublisher, 5, loggerFactory)
{
}
