public MetricsCollector(BosunOptions options)
{
MetricsNamePrefix = options.MetricsNamePrefix ?? "";
if (MetricsNamePrefix != "" && !BosunValidation.IsValidMetricName(MetricsNamePrefix))
{
throw new Exception("\"" + MetricsNamePrefix + "\" is not a valid metric name prefix.");
}
GetBosunUrl = options.GetBosunUrl;
BosunUrl = GetBosunUrl == null ? options.BosunUrl : GetBosunUrl();
MaxQueueLength = options.MaxQueueLength;
BatchSize = options.BatchSize;
ThrowOnPostFail = options.ThrowOnPostFail;
ThrowOnQueueFull = options.ThrowOnQueueFull;
ReportingInterval = options.ReportingInterval;
PropertyToTagName = options.PropertyToTagName;
TagValueConverter = options.TagValueConverter;
DefaultTags = ValidateDefaultTags(options.DefaultTags);
// start continuous queue-flushing
_flushTimer = new Timer(Flush, true, 1000, 1000);
// start reporting timer
var interval = TimeSpan.FromSeconds(ReportingInterval);
_reportingTimer = new Timer(Snapshot, true, interval, interval);
// metadata timer - wait 30 seconds to start (so there is some time for metrics to be delcared)
if (options.MetaDataReportingInterval > 0)
{
_metaDataTimer = new Timer(PostMetaData, true, TimeSpan.FromSeconds(30), TimeSpan.FromSeconds(options.MetaDataReportingInterval));
}
}
/// <summary>
/// Instantiates a new collector (the primary class of BosunReporter). You should typically only instantiate one collector for the lifetime of your
/// application. It will manage the serialization of metrics and sending data to Bosun.
/// </summary>
/// <param name="options"></param>
/// <param name="exceptionHandler"></param>
public MetricsCollector(BosunOptions options, Action <Exception> exceptionHandler)
{
if (exceptionHandler == null)
{
throw new ArgumentNullException(nameof(exceptionHandler));
}
ExceptionHandler = exceptionHandler;
_localMetricsQueue = new PayloadQueue(QueueType.Local);
_externalCounterQueue = new PayloadQueue(QueueType.ExternalCounters);
_localMetricsQueue.PayloadDropped += OnPayloadDropped;
_externalCounterQueue.PayloadDropped += OnPayloadDropped;
// these two setters actually update the queues themselves
MaxPayloadSize = options.MaxPayloadSize;
MaxPendingPayloads = options.MaxPendingPayloads;
MetricsNamePrefix = options.MetricsNamePrefix ?? "";
if (MetricsNamePrefix != "" && !BosunValidation.IsValidMetricName(MetricsNamePrefix))
{
throw new Exception("\"" + MetricsNamePrefix + "\" is not a valid metric name prefix.");
}
GetBosunUrl = options.GetBosunUrl;
BosunUrl = GetBosunUrl == null ? options.BosunUrl : GetBosunUrl();
_accessToken = options.AccessToken;
_getAccessToken = options.GetAccessToken;
ThrowOnPostFail = options.ThrowOnPostFail;
ThrowOnQueueFull = options.ThrowOnQueueFull;
ReportingInterval = options.ReportingInterval;
EnableExternalCounters = options.EnableExternalCounters;
PropertyToTagName = options.PropertyToTagName;
TagValueConverter = options.TagValueConverter;
DefaultTags = ValidateDefaultTags(options.DefaultTags);
// start continuous queue-flushing
_flushTimer = new Timer(Flush, true, 1000, 1000);
// start reporting timer
var interval = TimeSpan.FromSeconds(ReportingInterval);
_reportingTimer = new Timer(Snapshot, true, interval, interval);
// metadata timer - wait 30 seconds to start (so there is some time for metrics to be delcared)
if (options.MetaDataReportingInterval > 0)
{
_metaDataTimer = new Timer(PostMetaData, true, TimeSpan.FromSeconds(30), TimeSpan.FromSeconds(options.MetaDataReportingInterval));
}
}
/// <summary>
/// Instantiates a new collector (the primary class of BosunReporter). You should typically only instantiate one collector for the lifetime of your
/// application. It will manage the serialization of metrics and sending data to Bosun.
/// </summary>
/// <param name="options"></param>
public MetricsCollector(BosunOptions options)
{
ExceptionHandler = options.ExceptionHandler;
if (options.SnapshotInterval < TimeSpan.FromSeconds(1))
{
throw new InvalidOperationException("options.SnapshotInterval cannot be less than one second");
}
_localMetricsQueue = new PayloadQueue(QueueType.Local);
_externalCounterQueue = new PayloadQueue(QueueType.ExternalCounters);
_localMetricsQueue.PayloadDropped += OnPayloadDropped;
_externalCounterQueue.PayloadDropped += OnPayloadDropped;
// these two setters actually update the queues themselves
MaxPayloadSize = options.MaxPayloadSize;
MaxPendingPayloads = options.MaxPendingPayloads;
MetricsNamePrefix = options.MetricsNamePrefix ?? "";
if (MetricsNamePrefix != "" && !BosunValidation.IsValidMetricName(MetricsNamePrefix))
{
throw new Exception("\"" + MetricsNamePrefix + "\" is not a valid metric name prefix.");
}
_getUrlDynamic = options.GetBosunUrl;
_fixedUrl = options.BosunUrl;
_accessToken = options.AccessToken;
_getAccessToken = options.GetAccessToken;
ThrowOnPostFail = options.ThrowOnPostFail;
ThrowOnQueueFull = options.ThrowOnQueueFull;
ReportingInterval = options.SnapshotInterval;
EnableExternalCounters = options.EnableExternalCounters;
PropertyToTagName = options.PropertyToTagName;
TagValueConverter = options.TagValueConverter;
DefaultTags = ValidateDefaultTags(options.DefaultTags);
// start continuous queue-flushing
_flushTimer = new Timer(Flush, true, 1000, 1000);
// start reporting timer
_reportingTimer = new Timer(Snapshot, true, ReportingInterval, ReportingInterval);
}
static void Main(string[] args)
{
Debug.Listeners.Add(new TextWriterTraceListener(Console.Out));
Debug.AutoFlush = true;
Func<Uri> getUrl = () =>
{
return new Uri("http://192.168.99.100:8070/");
};
// for testing minimum event threshold
// AggregateGauge.GetDefaultMinimumEvents = () => 306000;
var options = new BosunOptions()
{
MetricsNamePrefix = "bret.",
GetBosunUrl = getUrl,
ThrowOnPostFail = true,
ReportingInterval = 5,
PropertyToTagName = NameTransformers.CamelToLowerSnakeCase,
TagValueConverter = (name, value) => name == "converted" ? value.ToLowerInvariant() : value,
DefaultTags = new Dictionary<string, string> { {"host", NameTransformers.Sanitize(Environment.MachineName.ToLower())} }
};
var collector = new MetricsCollector(options);
collector.OnBackgroundException += exception =>
{
Console.WriteLine("Hey, there was an exception.");
Console.WriteLine(exception);
};
collector.BeforeSerialization += () => Debug.WriteLine("BosunReporter: Running metrics snapshot.");
collector.AfterSerialization += info => Debug.WriteLine($"BosunReporter: Metric Snapshot took {info.MillisecondsDuration.ToString("0.##")}ms");
collector.AfterPost += info => Debug.WriteLine($"BosunReporter: {info.Count} metrics posted to Bosun in {info.MillisecondsDuration.ToString("0.##")}ms ({(info.Successful ? "SUCCESS" : "FAILED")})");
collector.BindMetric("my_counter", "increments", typeof(TestCounter));
var counter = collector.GetMetric<TestCounter>("my_counter", "increments", "This is meaningless.");
counter.Increment();
counter.Increment();
var gauge = collector.CreateMetric("gauge", "watts", "Some description of a gauge.", new TestAggregateGauge("1"));
if (gauge != collector.GetMetric("gauge", "watts", null, new TestAggregateGauge("1")))
throw new Exception("WAT?");
try
{
collector.CreateMetric("gauge", "watts", "Some description of a gauge.", new TestAggregateGauge("1"));
}
catch(Exception)
{
goto SKIP_EXCEPTION;
}
throw new Exception("CreateMetric should have failed for duplicate metric.");
SKIP_EXCEPTION:
var gauge2 = collector.GetMetric<AggregateGauge>("gauge2", "newtons", "Number of newtons currently applied.");
for (var i = 0; i < 6; i++)
{
new Thread(Run).Start(new Tuple<AggregateGauge, AggregateGauge, int>(gauge, gauge2, i));
}
var enumCounter = collector.GetMetricGroup<SomeEnum, EnumCounter>("some_enum", "things", "Some of something");
enumCounter.PopulateFromEnum();
Type t;
string u;
if (collector.TryGetMetricInfo("gauge2", out t, out u))
{
Console.WriteLine(t);
Console.WriteLine(u);
}
else
{
Console.WriteLine("NOOOOO!!!!!");
}
var si = 0;
var snapshot = collector.GetMetric("my_snapshot", "snappys", "Snap snap snap.", new SnapshotGauge(() => ++si % 5));
var group = collector.GetMetricGroup<string, TestGroupGauge>("test_group", "tests", "These gauges are for testing.");
group.Add("low").Description = "Low testing.";
group.Add("medium").Description = "Medium testing.";
group.Add("high").Description = "High testing.";
var sampler = collector.GetMetric("sampler", "french fries", "Collect them all.", new SamplingGauge());
var eventGauge = collector.GetMetric("event", "count", "How many last time.", new EventGauge());
var converted = collector.CreateMetric("convert_test", "units", "Checking to see if the tag value converter works.", new ConvertedTagsTestCounter("ThingsAndStuff"));
var sai = 0;
var random = new Random();
_samplerTimer = new Timer(o =>
{
sampler.Record(++sai%35);
eventGauge.Record(sai%35);
group["low"].Record(random.Next(0, 10));
group["medium"].Record(random.Next(10, 20));
group["high"].Record(random.Next(20, 30));
enumCounter[SomeEnum.One].Increment();
enumCounter[SomeEnum.Two].Increment(2);
enumCounter[SomeEnum.Three].Increment(3);
enumCounter[SomeEnum.Four].Increment(4);
converted.Increment();
if (sai == 40)
{
collector.Shutdown();
Environment.Exit(0);
}
}, null, 1000, 1000);
Thread.Sleep(4000);
collector.UpdateDefaultTags(new Dictionary<string, string> { { "host", NameTransformers.Sanitize(Environment.MachineName.ToLower()) } });
// Thread.Sleep(4000);
// collector.UpdateDefaultTags(new Dictionary<string, string>() { { "host", "test_env" } });
}