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Add metrics for error/event rates

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This commit is contained in:
Ske 2020-11-16 09:57:16 +01:00
parent 0ac180c4e6
commit 6fb979e74d
2 changed files with 9 additions and 1 deletions
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8
PluralKit.Bot/Bot.cs
View File

@ -117,12 +117,16 @@ namespace PluralKit.Bot
// Find an event handler that can handle the type of event (<T>) we're given
var handler = serviceScope.Resolve<IEventHandler<T>>();
var queue = serviceScope.ResolveOptional<HandlerQueue<T>>();
try
{
using var timer = _metrics.Measure.Timer.Time(BotMetrics.EventsHandled,
new MetricTags("event", typeof(T).Name.Replace("EventArgs", "")));
// Delegate to the queue to see if it wants to handle this event
// the TryHandle call returns true if it's handled the event
// Usually it won't, so just pass it on to the main handler
if (queue == null || !await queue.TryHandle(evt))
if (queue == null || !await queue.TryHandle(evt))
await handler.Handle(shard, evt);
}
catch (Exception exc)
@ -135,6 +139,8 @@ namespace PluralKit.Bot
private async Task HandleError<T>(IEventHandler<T> handler, T evt, ILifetimeScope serviceScope, Exception exc)
where T: DiscordEventArgs
{
_metrics.Measure.Meter.Mark(BotMetrics.BotErrors, exc.GetType().FullName);
// Make this beforehand so we can access the event ID for logging
var sentryEvent = new SentryEvent(exc);

2
PluralKit.Bot/BotMetrics.cs
View File

@ -22,5 +22,7 @@ namespace PluralKit.Bot
public static TimerOptions MessageContextQueryTime => new TimerOptions { Name = "Message context query duration", Context = "Bot", RateUnit = TimeUnit.Seconds, DurationUnit = TimeUnit.Seconds, MeasurementUnit = Unit.Calls };
public static TimerOptions ProxyMembersQueryTime => new TimerOptions { Name = "Proxy member query duration", Context = "Bot", RateUnit = TimeUnit.Seconds, DurationUnit = TimeUnit.Seconds, MeasurementUnit = Unit.Calls };
public static TimerOptions DiscordApiRequests => new TimerOptions { Name = "Discord API requests", MeasurementUnit = Unit.Requests, Context = "Bot"};
public static MeterOptions BotErrors => new MeterOptions { Name = "Bot errors", MeasurementUnit = Unit.Errors, RateUnit = TimeUnit.Seconds, Context = "Bot"};
public static TimerOptions EventsHandled => new TimerOptions { Name = "Events handled", MeasurementUnit = Unit.Errors, RateUnit = TimeUnit.Seconds, DurationUnit = TimeUnit.Seconds, Context = "Bot"};
}
}