public void Dispose()
{
if (sw != null)
{
sw.Stop();
switch (type)
{
case MeasureType.Timer:
ds.Timer(metricName, sw.Elapsed.TotalMilliseconds, sampleRate, tags);
break;
case MeasureType.Gauge:
ds.Gauge(metricName, sw.Elapsed.TotalMilliseconds, sampleRate, tags);
break;
case MeasureType.Histogram:
ds.Histogram(metricName, sw.Elapsed.TotalMilliseconds, sampleRate, tags);
break;
default:
break;
}
ThreadSafeUtil.ReturnStopwatch(sw);
sw = null;
ds = null;
}
}
public void Dispose()
{
var stopwatch = Interlocked.Exchange(ref duration, null);
if (stopwatch == null)
{
return;
}
stopwatch.Stop();
var span = new Span
{
TraceId = TraceId,
SpanId = SpanId,
Name = Name,
Resource = Resource,
Service = Service,
Type = Type,
Start = start,
Duration = Span.ToNanoseconds(stopwatch.Elapsed),
ParentId = null,
Error = error,
Meta = meta,
};
ThreadSafeUtil.ReturnStopwatch(stopwatch);
Span[] array;
lock (gate)
{
spans.Add(ref span);
array = spans.ToArray();
}
manager.EnqueueToWorker(array);
}
// metric.name:value|type|@sample_rate|#tag1:value,tag2
// metric.name should be a String with no colons, bars or @ characters and fit our naming policy.
// value should be a number
// type should be c for Counter, g for Gauge, h for Histogram, ms for Timer or s for Set.
// sample rate is optional and should be a float between 0 and 1 inclusive.
// tags are optional, and should be a comma seperated list of tags.Colons are used for key value tags.Note that the key device is reserved, tags like “device:xyc” will be dropped by Datadog.
static string BuildMetrics(string metricName, string value, string type, double sampleRate, string[] tags)
{
if (sampleRate == 1.0)
{
if (tags == null || tags.Length == 0)
{
return(metricName + ":" + value + "|" + type);
}
else
{
var sb = ThreadSafeUtil.RentThreadStaticStringBuilder();
sb.Append(metricName);
sb.Append(":");
sb.Append(value);
sb.Append("|");
sb.Append(type);
sb.Append("|#");
for (int i = 0; i < tags.Length; i++)
{
if (i != 0)
{
sb.Append(",");
}
sb.Append(tags[i]);
}
return(sb.ToString());
}
}
else
{
if (tags == null || tags.Length == 0)
{
return(metricName + ":" + value + "|" + type + "|@" + sampleRate.ToString(InvaliantCultrue));
}
else
{
var sb = ThreadSafeUtil.RentThreadStaticStringBuilder();
sb.Append(metricName);
sb.Append(":");
sb.Append(value);
sb.Append("|");
sb.Append(type);
sb.Append("|@");
sb.Append(sampleRate.ToString(InvaliantCultrue));
sb.Append("|#");
for (int i = 0; i < tags.Length; i++)
{
if (i != 0)
{
sb.Append(",");
}
sb.Append(tags[i]);
}
return(sb.ToString());
}
}
}
// _sc|name|status|metadata
public static string ServiceCheck(string name, string status, int?timestamp = null, string hostName = null, string[] tags = null, string serviceCheckMessage = null, bool truncateText = true)
{
var sb = ThreadSafeUtil.RentThreadStaticStringBuilder();
sb.Append("_sc|");
sb.Append(name);
sb.Append("|");
sb.Append(status);
sb.Replace("\r", "").Replace("\n", "\\n");
// Optional
if (timestamp != null)
{
sb.Append("|d:");
sb.Append(timestamp.Value.ToString(InvaliantCultrue));
}
if (hostName != null)
{
sb.Append("|h:");
sb.Append(hostName);
}
if (tags != null && tags.Length != 0)
{
sb.Append("|#");
for (int i = 0; i < tags.Length; i++)
{
if (i != 0)
{
sb.Append(",");
}
sb.Append(tags[i]);
}
}
if (serviceCheckMessage != null)
{
sb.Append("|m");
if (serviceCheckMessage.Length > 4096)
{
sb.Append(serviceCheckMessage, 0, 4096);
}
else
{
sb.Append(serviceCheckMessage);
}
}
return(sb.ToString());
}
internal SpanScope(string name, string resource, string service, string type, ulong parentId, TracingScope rootScope, bool isAmbientGlobal)
{
this.TraceId = rootScope.TraceId;
this.Name = name;
this.Resource = resource;
this.Service = service;
this.Type = type;
this.parentId = parentId;
this.start = Span.ToNanoseconds(DateTime.UtcNow);
this.duration = ThreadSafeUtil.RentStopwatchStartNew();
this.SpanId = Span.BuildRandomId();
this.rootScope = rootScope;
this.isAmbientGlobal = isAmbientGlobal;
}
public TracingScope(string name, string resource, string service, string type, TracingManager manager, ulong traceId, ulong?parentId)
{
this.Name = name;
this.Resource = resource;
this.Service = service;
this.Type = type;
this.TraceId = traceId;
this.SpanId = Span.BuildRandomId();
this.start = Span.ToNanoseconds(DateTime.UtcNow);
this.duration = ThreadSafeUtil.RentStopwatchStartNew();
this.manager = manager;
this.spans = new StructBuffer <Span>(4);
this.parentId = parentId;
}
public void Dispose()
{
var stopwatch = Interlocked.Exchange(ref duration, null);
if (stopwatch == null)
{
return;
}
stopwatch.Stop();
var span = new Span
{
TraceId = TraceId,
SpanId = SpanId,
Name = Name,
Resource = Resource,
Service = Service,
Type = Type,
Start = start,
Duration = Span.ToNanoseconds(stopwatch.Elapsed),
ParentId = parentId,
Error = error,
Meta = meta,
};
if (isAmbientGlobal)
{
rootScope.AddSpanAndRemoveAmbient(span, this);
}
else
{
rootScope.AddSpan(span);
}
ThreadSafeUtil.ReturnStopwatch(stopwatch);
}
public static MeasureElapsedScope StartNew(DatadogStats dogstats, MeasureType type, string metricName, double sampleRate, string[] tags)
{
return(new MeasureElapsedScope {
sw = ThreadSafeUtil.RentStopwatchStartNew(), ds = dogstats, type = type, metricName = metricName, tags = tags, sampleRate = sampleRate
});
}
// _e{title.length,text.length}:title|text|d:date_happened|h:hostname|p:priority|t:alert_type|#tag1,tag2
public static string Event(string title, string text, int?dateHappened = null, string hostName = null, string aggregationKey = null, Priority priority = Priority.Normal, string sourceTypeName = null, AlertType alertType = AlertType.Info, string[] tags = null, bool truncateText = true)
{
var sb = ThreadSafeUtil.RentThreadStaticStringBuilder();
// note: should more improve
var escapeTitle = title.Replace("\r", "").Replace("\n", "\\n");
var escapeText = text.Replace("\r", "").Replace("\n", "\\n");
sb.Append("_e{");
sb.Append(escapeTitle.Length.ToString(InvaliantCultrue));
sb.Append(",");
sb.Append((truncateText && escapeText.Length > 4096) ? "4096" : escapeText.Length.ToString(InvaliantCultrue));
sb.Append("}:");
sb.Append(escapeTitle);
sb.Append("|");
if (truncateText && escapeText.Length > 4096)
{
sb.Append(escapeText, 0, 4096);
}
else
{
sb.Append(escapeText);
}
// Optional
if (dateHappened != null)
{
sb.Append("|d:");
sb.Append(dateHappened.Value.ToString(InvaliantCultrue));
}
if (hostName != null)
{
sb.Append("|h:");
sb.Append(hostName);
}
if (aggregationKey != null)
{
sb.Append("|k:");
sb.Append(aggregationKey);
}
if (priority != Priority.Normal)
{
sb.Append("|p:");
sb.Append(priority.ToFormatName());
}
if (sourceTypeName != null)
{
sb.Append("|s:");
sb.Append(sourceTypeName);
}
if (alertType != AlertType.Info)
{
sb.Append("|t:");
sb.Append(alertType.ToFormatName());
}
if (tags != null && tags.Length != 0)
{
sb.Append("|#");
for (int i = 0; i < tags.Length; i++)
{
if (i != 0)
{
sb.Append(",");
}
sb.Append(tags[i]);
}
}
return(sb.ToString());
}
