/// <summary>
/// Returns a new immutable <see cref="SpanData"/>.
/// </summary>
/// <param name="context">The <see cref="SpanContext"/> of the <see cref="ISpan"/>.</param>
/// <param name="parentSpanId">The parent <see cref="SpanId"/> of the <see cref="ISpan"/>. <c>null</c> if the <see cref="ISpan"/> is a root.</param>
/// <param name="resource">The <see cref="Resource"/> this span was executed on.</param>
/// <param name="name">The name of the <see cref="ISpan"/>.</param>
/// <param name="startTimestamp">The start <see cref="Timestamp"/> of the <see cref="ISpan"/>.</param>
/// <param name="attributes">The <see cref="IAttributes"/> associated with the <see cref="ISpan"/>.</param>
/// <param name="events">The <see cref="Events"/> associated with the <see cref="ISpan"/>.</param>
/// <param name="links">The <see cref="ILinks"/> associated with the <see cref="ISpan"/>.</param>
/// <param name="childSpanCount">The <see cref="ChildSpanCount"/> associated with the <see cref="ISpan"/>.</param>
/// <param name="status">The <see cref="Status"/> of the <see cref="ISpan"/>.</param>
/// <param name="kind">The <see cref="SpanKind"/> of the <see cref="ISpan"/>.</param>
/// <param name="endTimestamp">The end <see cref="Timestamp"/> of the <see cref="ISpan"/>.</param>
/// <returns>A new immutable <see cref="SpanData"/>.</returns>
public static SpanData Create(
SpanContext context,
SpanId parentSpanId,
Resource resource,
string name,
Timestamp startTimestamp,
IAttributes attributes,
ITimedEvents <IEvent> events,
ILinks links,
int?childSpanCount,
Status status,
SpanKind kind,
Timestamp endTimestamp)
{
if (events == null)
{
events = TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >(), 0);
}
return(new SpanData(
context,
parentSpanId,
resource,
name,
startTimestamp,
attributes,
events,
links,
childSpanCount,
status,
kind,
endTimestamp));
}
internal SpanData(
SpanContext context,
SpanId parentSpanId,
Resource resource,
string name,
Timestamp startTimestamp,
IAttributes attributes,
ITimedEvents <IEvent> events,
ILinks links,
int?childSpanCount,
Status status,
SpanKind kind,
Timestamp endTimestamp)
{
this.Context = context ?? throw new ArgumentNullException(nameof(context));
this.ParentSpanId = parentSpanId;
this.Resource = resource ?? throw new ArgumentNullException(nameof(resource));
this.Name = name ?? throw new ArgumentNullException(nameof(name));
this.StartTimestamp = startTimestamp ?? throw new ArgumentNullException(nameof(startTimestamp));
this.Attributes = attributes ?? Export.Attributes.Create(new Dictionary <string, IAttributeValue>(), 0);
this.Events = events ?? TimedEvents <IEvent> .Create(Enumerable.Empty <ITimedEvent <IEvent> >(), 0);
this.Links = links ?? LinkList.Create(Enumerable.Empty <ILink>(), 0);
this.ChildSpanCount = childSpanCount;
this.Status = status;
this.Kind = kind;
this.EndTimestamp = endTimestamp;
}
public SpanData ToSpanData()
{
if (!this.IsRecordingEvents)
{
throw new InvalidOperationException("Getting SpanData for a Span without RECORD_EVENTS option.");
}
var attributesSpanData = Attributes.Create(this.attributes?.ToReadOnlyCollection(), this.attributes?.DroppedItems ?? 0);
var eventsSpanData = TimedEvents <IEvent> .Create(this.events?.ToReadOnlyCollection(), this.events?.DroppedItems ?? 0);
var linksSpanData = LinkList.Create(this.links?.ToReadOnlyCollection(), this.links?.DroppedItems ?? 0);
return(SpanData.Create(
this.Context, // TODO avoid using context, use Activity instead
this.ParentSpanId,
Resource.Empty, // TODO: determine what to do with Resource in this context
this.Name,
this.Activity.StartTimeUtc,
attributesSpanData,
eventsSpanData,
linksSpanData,
null, // Not supported yet.
this.HasEnded ? this.StatusWithDefault : new Status(),
this.Kind ?? SpanKind.Internal,
this.HasEnded ? (this.Activity.StartTimeUtc + this.Activity.Duration) : default));
}
public void SpanData_AllDataEmpty()
{
ISpanData spanData =
SpanData.Create(
spanContext,
parentSpanId,
false,
SPAN_NAME,
startTimestamp,
Attributes.Create(new Dictionary <string, IAttributeValue>(), 0),
TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >(), 0),
LinkList.Create(new List <ILink>(), 0),
0,
status,
kind,
endTimestamp);
Assert.Equal(spanContext, spanData.Context);
Assert.Equal(parentSpanId, spanData.ParentSpanId);
Assert.False(spanData.HasRemoteParent);
Assert.Equal(SPAN_NAME, spanData.Name);
Assert.Equal(startTimestamp, spanData.StartTimestamp);
Assert.Empty(spanData.Attributes.AttributeMap);
Assert.Empty(spanData.Events.Events);
Assert.Empty(spanData.Links.Links);
Assert.Equal(0, spanData.ChildSpanCount);
Assert.Equal(status, spanData.Status);
Assert.Equal(endTimestamp, spanData.EndTimestamp);
}
public void GenerateSpan()
{
ZipkinEndpoint localEndpoint = new ZipkinEndpoint()
{
ServiceName = "tweetiebird"
};
var traceId = "d239036e7d5cec116b562147388b35bf";
var spanId = "9cc1e3049173be09";
var parentId = "8b03ab423da481c5";
Dictionary <string, IAttributeValue> attributes = new Dictionary <string, IAttributeValue>();
IList <ITimedEvent <IAnnotation> > annotations = new List <ITimedEvent <IAnnotation> >();
List <ITimedEvent <IMessageEvent> > networkEvents = new List <ITimedEvent <IMessageEvent> >()
{
TimedEvent <IMessageEvent> .Create(Timestamp.Create(EPOCH_SECONDS + 1505855799, 433901068), new MessageEventBuilder(MessageEventType.RECEIVED, 0, 0, 0).SetCompressedMessageSize(7).Build()),
TimedEvent <IMessageEvent> .Create(Timestamp.Create(EPOCH_SECONDS + 1505855799, 459486280), new MessageEventBuilder(MessageEventType.SENT, 0, 0, 0).SetCompressedMessageSize(13).Build())
};
ISpanData data = SpanData.Create(
SpanContext.Create(
TraceId.FromBytes(Arrays.StringToByteArray(traceId)),
SpanId.FromBytes(Arrays.StringToByteArray(spanId)),
TraceOptions.FromBytes(new byte[] { 1 })),
SpanId.FromBytes(Arrays.StringToByteArray(parentId)),
true, /* hasRemoteParent */
"Recv.helloworld.Greeter.SayHello", /* name */
Timestamp.Create(EPOCH_SECONDS + 1505855794, 194009601) /* startTimestamp */,
Attributes.Create(attributes, 0 /* droppedAttributesCount */),
TimedEvents <IAnnotation> .Create(annotations, 0 /* droppedEventsCount */),
TimedEvents <IMessageEvent> .Create(networkEvents, 0 /* droppedEventsCount */),
LinkList.Create(new List <ILink>(), 0 /* droppedLinksCount */),
null, /* childSpanCount */
Status.OK,
Timestamp.Create(EPOCH_SECONDS + 1505855799, 465726528) /* endTimestamp */);
var handler = new TraceExporterHandler(new TraceExporterOptions()
{
UseShortTraceIds = false
});
var result = handler.GenerateSpan(data, localEndpoint);
var zspan = ZipkinSpan.NewBuilder()
.TraceId(traceId)
.ParentId(parentId)
.Id(spanId)
.Kind(ZipkinSpanKind.SERVER)
.Name(data.Name)
.Timestamp(1505855794000000L + (194009601L / 1000))
.Duration(
(1505855799000000L + (465726528L / 1000))
- (1505855794000000L + (194009601L / 1000)))
.LocalEndpoint(localEndpoint)
.AddAnnotation(1505855799000000L + (433901068L / 1000), "RECEIVED")
.AddAnnotation(1505855799000000L + (459486280L / 1000), "SENT")
.PutTag("census.status_code", "OK")
.Build();
Assert.Equal(zspan, result);
}
public void SpanDataEquals()
{
ISpanData allSpanData1 =
SpanData.Create(
spanContext,
parentSpanId,
false,
SPAN_NAME,
startTimestamp,
attributes,
annotations,
messageEvents,
links,
CHILD_SPAN_COUNT,
status,
kind,
endTimestamp);
ISpanData allSpanData2 =
SpanData.Create(
spanContext,
parentSpanId,
false,
SPAN_NAME,
startTimestamp,
attributes,
annotations,
messageEvents,
links,
CHILD_SPAN_COUNT,
status,
kind,
endTimestamp);
ISpanData emptySpanData =
SpanData.Create(
spanContext,
parentSpanId,
false,
SPAN_NAME,
startTimestamp,
Attributes.Create(new Dictionary <string, IAttributeValue>(), 0),
TimedEvents <IAnnotation> .Create(new List <ITimedEvent <IAnnotation> >(), 0),
TimedEvents <IMessageEvent> .Create(new List <ITimedEvent <IMessageEvent> >(), 0),
LinkList.Create(new List <ILink>(), 0),
0,
status,
kind,
endTimestamp);
Assert.Equal(allSpanData1, allSpanData2);
Assert.NotEqual(emptySpanData, allSpanData1);
Assert.NotEqual(emptySpanData, allSpanData2);
}
public void SpanDataEquals()
{
var allSpanData1 =
SpanData.Create(
spanContext,
parentSpanId,
resource,
SPAN_NAME,
startTimestamp,
attributes,
events,
links,
CHILD_SPAN_COUNT,
status,
SPAN_KIND,
endTimestamp);
var allSpanData2 =
SpanData.Create(
spanContext,
parentSpanId,
resource,
SPAN_NAME,
startTimestamp,
attributes,
events,
links,
CHILD_SPAN_COUNT,
status,
SPAN_KIND,
endTimestamp);
var emptySpanData =
SpanData.Create(
spanContext,
parentSpanId,
resource,
SPAN_NAME,
startTimestamp,
Attributes.Create(new Dictionary <string, IAttributeValue>(), 0),
TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >(), 0),
LinkList.Create(new List <ILink>(), 0),
0,
status,
SPAN_KIND,
endTimestamp);
Assert.Equal(allSpanData1, allSpanData2);
Assert.NotEqual(emptySpanData, allSpanData1);
Assert.NotEqual(emptySpanData, allSpanData2);
}
private static ITimedEvents <T> CreateTimedEvents <T>(TraceEvents <EventWithNanoTime <T> > events, ITimestampConverter timestampConverter)
{
if (events == null)
{
IList <ITimedEvent <T> > empty = new List <ITimedEvent <T> >();
return(TimedEvents <T> .Create(empty, 0));
}
IList <ITimedEvent <T> > eventsList = new List <ITimedEvent <T> >(events.Events.Count);
foreach (EventWithNanoTime <T> networkEvent in events.Events)
{
eventsList.Add(networkEvent.ToSpanDataTimedEvent(timestampConverter));
}
return(TimedEvents <T> .Create(eventsList, events.NumberOfDroppedEvents));
}
public SpanDataTest()
{
spanContext = SpanContext.Create(TraceId.GenerateRandomId(random), SpanId.GenerateRandomId(random), TraceOptions.Default, Tracestate.Empty);
parentSpanId = SpanId.GenerateRandomId(random);
attributesMap.Add("MyAttributeKey1", AttributeValue.LongAttributeValue(10));
attributesMap.Add("MyAttributeKey2", AttributeValue.BooleanAttributeValue(true));
attributes = Attributes.Create(attributesMap, 1);
eventList.Add(TimedEvent <IEvent> .Create(eventTimestamp1, spanEvent));
eventList.Add(TimedEvent <IEvent> .Create(eventTimestamp3, spanEvent));
events = TimedEvents <IEvent> .Create(eventList, 2);
linksList.Add(Link.FromSpanContext(spanContext, LinkType.ChildLinkedSpan));
links = LinkList.Create(linksList, 0);
}
public SpanDataTest()
{
spanContext = SpanContext.Create(ActivityTraceId.CreateRandom(), ActivitySpanId.CreateRandom(), ActivityTraceFlags.None, Tracestate.Empty);
parentSpanId = ActivitySpanId.CreateRandom();
attributesMap.Add("MyAttributeKey1", 10L);
attributesMap.Add("MyAttributeKey2", true);
attributes = Attributes.Create(new ReadOnlyDictionary <string, object>(attributesMap), 1);
eventList.Add(TimedEvent <IEvent> .Create(eventTimestamp1, spanEvent));
eventList.Add(TimedEvent <IEvent> .Create(eventTimestamp3, spanEvent));
events = TimedEvents <IEvent> .Create(eventList, 2);
linksList.Add(Link.FromSpanContext(spanContext));
links = LinkList.Create(linksList, 0);
}
private static ITimedEvents <T> CreateTimedEvents <T>(TraceEvents <EventWithTime <T> > events, Timer timestampConverter)
{
if (events == null)
{
IEnumerable <ITimedEvent <T> > empty = Array.Empty <ITimedEvent <T> >();
return(TimedEvents <T> .Create(empty, 0));
}
var eventsList = new List <ITimedEvent <T> >(events.Events.Count);
foreach (var networkEvent in events.Events)
{
eventsList.Add(networkEvent.ToSpanDataTimedEvent(timestampConverter));
}
return(TimedEvents <T> .Create(eventsList, events.NumberOfDroppedEvents));
}
public SpanDataTest()
{
spanContext = SpanContext.Create(TraceId.GenerateRandomId(random), SpanId.GenerateRandomId(random), TraceOptions.DEFAULT);
parentSpanId = SpanId.GenerateRandomId(random);
attributesMap.Add("MyAttributeKey1", AttributeValue.LongAttributeValue(10));
attributesMap.Add("MyAttributeKey2", AttributeValue.BooleanAttributeValue(true));
attributes = Attributes.Create(attributesMap, 1);
annotationsList.Add(TimedEvent <IAnnotation> .Create(eventTimestamp1, annotation));
annotationsList.Add(TimedEvent <IAnnotation> .Create(eventTimestamp3, annotation));
annotations = TimedEvents <IAnnotation> .Create(annotationsList, 2);
//networkEventsList.add(SpanData.TimedEvent.Create(eventTimestamp1, recvNetworkEvent));
//networkEventsList.add(SpanData.TimedEvent.Create(eventTimestamp2, sentNetworkEvent));
//networkEvents = TimedEvents.Create(networkEventsList, 3);
messageEventsList.Add(TimedEvent <IMessageEvent> .Create(eventTimestamp1, recvMessageEvent));
messageEventsList.Add(TimedEvent <IMessageEvent> .Create(eventTimestamp2, sentMessageEvent));
messageEvents = TimedEvents <IMessageEvent> .Create(messageEventsList, 3);
linksList.Add(Link.FromSpanContext(spanContext, LinkType.CHILD_LINKED_SPAN));
links = LinkList.Create(linksList, 0);
}
public void JaegerSpanConverterTest_ConvertSpanToJaegerSpan_NoAttributes()
{
var startTimestamp = DateTime.Now;
var endTimestamp = startTimestamp.AddSeconds(60);
var eventTimestamp = DateTime.Now;
var traceId = ActivityTraceId.CreateRandom();
var traceIdAsInt = new Int128(traceId);
var spanId = ActivitySpanId.CreateRandom();
var spanIdAsInt = new Int128(spanId);
var parentSpanId = ActivitySpanId.CreateRandom();
var events = TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >
{
TimedEvent <IEvent> .Create(
eventTimestamp,
Event.Create(
"Event1",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
TimedEvent <IEvent> .Create(
eventTimestamp,
Event.Create(
"Event2",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
}, 0);
var linkedSpanId = ActivitySpanId.CreateRandom();
var link = Link.FromSpanContext(SpanContext.Create(
traceId,
linkedSpanId,
ActivityTraceFlags.Recorded,
Tracestate.Empty));
var linkTraceIdAsInt = new Int128(link.Context.TraceId);
var linkSpanIdAsInt = new Int128(link.Context.SpanId);
var links = LinkList.Create(new List <ILink> {
link
}, 0);
var spanData = SpanData.Create(
SpanContext.Create(
traceId,
spanId,
ActivityTraceFlags.Recorded,
Tracestate.Empty
),
parentSpanId,
Resource.Empty,
"Name",
startTimestamp,
null,
events,
links,
null,
Status.Ok,
SpanKind.Client,
endTimestamp
);
var jaegerSpan = spanData.ToJaegerSpan();
Assert.Equal("Name", jaegerSpan.OperationName);
Assert.Equal(2, jaegerSpan.Logs.Count());
Assert.Equal(traceIdAsInt.High, jaegerSpan.TraceIdHigh);
Assert.Equal(traceIdAsInt.Low, jaegerSpan.TraceIdLow);
Assert.Equal(spanIdAsInt.Low, jaegerSpan.SpanId);
Assert.Equal(new Int128(parentSpanId).Low, jaegerSpan.ParentSpanId);
Assert.Equal(links.Links.Count(), jaegerSpan.References.Count());
var references = jaegerSpan.References.ToArray();
var jaegerRef = references[0];
Assert.Equal(linkTraceIdAsInt.High, jaegerRef.TraceIdHigh);
Assert.Equal(linkTraceIdAsInt.Low, jaegerRef.TraceIdLow);
Assert.Equal(linkSpanIdAsInt.Low, jaegerRef.SpanId);
Assert.Equal(0x1, jaegerSpan.Flags);
Assert.Equal(startTimestamp.ToEpochMicroseconds(), jaegerSpan.StartTime);
Assert.Equal(endTimestamp.ToEpochMicroseconds() - startTimestamp.ToEpochMicroseconds(), jaegerSpan.Duration);
Assert.Empty(jaegerSpan.JaegerTags);
var logs = jaegerSpan.Logs.ToArray();
var jaegerLog = logs[0];
Assert.Equal(events.Events.First().Timestamp.ToEpochMicroseconds(), jaegerLog.Timestamp);
Assert.Equal(jaegerLog.Fields.Count(), 2);
var eventFields = jaegerLog.Fields.ToArray();
var eventField = eventFields[0];
Assert.Equal("key", eventField.Key);
Assert.Equal("value", eventField.VStr);
eventField = eventFields[1];
Assert.Equal("description", eventField.Key);
Assert.Equal("Event1", eventField.VStr);
jaegerLog = logs[1];
Assert.Equal(events.Events.First().Timestamp.ToEpochMicroseconds(), jaegerLog.Timestamp);
Assert.Equal(jaegerLog.Fields.Count(), 2);
eventFields = jaegerLog.Fields.ToArray();
eventField = eventFields[0];
Assert.Equal("key", eventField.Key);
Assert.Equal("value", eventField.VStr);
eventField = eventFields[1];
Assert.Equal("description", eventField.Key);
Assert.Equal("Event2", eventField.VStr);
}
internal static ISpanData ProfiledCommandToSpanData(ISpanContext context, string name, ISpanId parentSpanId, IProfiledCommand command)
{
var hasRemoteParent = false;
// use https://github.com/opentracing/specification/blob/master/semantic_conventions.md for now
// Timing example:
// command.CommandCreated; //2019-01-10 22:18:28Z
// command.CreationToEnqueued; // 00:00:32.4571995
// command.EnqueuedToSending; // 00:00:00.0352838
// command.SentToResponse; // 00:00:00.0060586
// command.ResponseToCompletion; // 00:00:00.0002601
// Total:
// command.ElapsedTime; // 00:00:32.4988020
// TODO: make timestamp with the better precision
Timestamp startTimestamp = Timestamp.FromMillis(new DateTimeOffset(command.CommandCreated).ToUnixTimeMilliseconds());
var timestamp = new DateTimeOffset(command.CommandCreated).Add(command.CreationToEnqueued);
var events = TimedEvents <IEvent> .Create(
new List <ITimedEvent <IEvent> >()
{
TimedEvent <IEvent> .Create(Timestamp.FromMillis(timestamp.ToUnixTimeMilliseconds()), Event.Create("Enqueued")),
TimedEvent <IEvent> .Create(Timestamp.FromMillis((timestamp = timestamp.Add(command.EnqueuedToSending)).ToUnixTimeMilliseconds()), Event.Create("Sent")),
TimedEvent <IEvent> .Create(Timestamp.FromMillis((timestamp = timestamp.Add(command.SentToResponse)).ToUnixTimeMilliseconds()), Event.Create("ResponseRecieved")),
},
droppedEventsCount : 0);
Timestamp endTimestamp = Timestamp.FromMillis(new DateTimeOffset(command.CommandCreated.Add(command.ElapsedTime)).ToUnixTimeMilliseconds());
// TODO: deal with the re-transmission
// command.RetransmissionOf;
// command.RetransmissionReason;
var attributesMap = new Dictionary <string, IAttributeValue>()
{
// TODO: pre-allocate constant attribute and reuse
{ "db.type", AttributeValue.StringAttributeValue("redis") },
// Example: "redis.flags": None, DemandMaster
{ "redis.flags", AttributeValue.StringAttributeValue(command.Flags.ToString()) },
};
if (command.Command != null)
{
// Example: "db.statement": SET;
attributesMap.Add("db.statement", AttributeValue.StringAttributeValue(command.Command));
}
if (command.EndPoint != null)
{
// Example: "db.instance": Unspecified/localhost:6379[0]
attributesMap.Add("db.instance", AttributeValue.StringAttributeValue(command.EndPoint.ToString() + "[" + command.Db + "]"));
}
var attributes = Attributes.Create(attributesMap, 0);
ILinks links = null;
int? childSpanCount = 0;
// TODO: this is strange that IProfiledCommand doesn't give the result
Status status = Status.Ok;
SpanKind kind = SpanKind.Client;
return(SpanData.Create(context, parentSpanId, hasRemoteParent, name, startTimestamp, attributes, events, links, childSpanCount, status, kind, endTimestamp));
}
public void AllPropertiesShouldTranslate()
{
var startTs = DateTime.Now;
var endTs = startTs.AddSeconds(60);
var evtTs = DateTime.Now;
var traceId = ActivityTraceId.CreateRandom();
var spanId = ActivitySpanId.CreateRandom();
var parentId = ActivitySpanId.CreateRandom();
var traceIdInt = traceId.ToLSTraceId();
var spanIdInt = spanId.ToLSSpanId();
var parentIdInt = parentId.ToLSSpanId();
var attrs = Attributes.Create(new Dictionary <string, object>
{
{ "stringKey", "foo" }, { "longKey", 1L }, { "doubleKey", 1D }, { "boolKey", true },
}, 0);
var evts = TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >
{
TimedEvent <IEvent> .Create(
evtTs,
Event.Create(
"evt1",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
TimedEvent <IEvent> .Create(
evtTs,
Event.Create(
"evt2",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
}, 0);
var linkedSpanId = ActivitySpanId.CreateRandom();
var link = Link.FromSpanContext(SpanContext.Create(
traceId, linkedSpanId, ActivityTraceFlags.Recorded, Tracestate.Empty));
var links = LinkList.Create(new List <ILink> {
link
}, 0);
var spanData = SpanData.Create(
SpanContext.Create(
traceId, spanId, ActivityTraceFlags.Recorded, Tracestate.Empty
),
parentId,
Resource.Empty,
"Test",
startTs,
attrs,
evts,
links,
null,
Status.Ok,
SpanKind.Client,
endTs
);
var lsSpan = spanData.ToLightStepSpan();
Assert.Equal("Test", lsSpan.OperationName);
Assert.Equal(2, lsSpan.Logs.Count);
Assert.Equal(4, lsSpan.Tags.Count);
Assert.Equal(traceIdInt, lsSpan.SpanContext.TraceId);
Assert.Equal(spanIdInt, lsSpan.SpanContext.SpanId);
Assert.Equal(parentIdInt, lsSpan.References[0].SpanContext.SpanId);
}
private SpanData CreateTestSpan()
{
var startTimestamp = new DateTime(2019, 1, 1);
var endTimestamp = startTimestamp.AddSeconds(60);
var eventTimestamp = new DateTime(2019, 1, 1);
var traceId = ActivityTraceId.CreateFromString("e8ea7e9ac72de94e91fabc613f9686b2".AsSpan());
var traceIdAsInt = new Int128(traceId);
var spanId = ActivitySpanId.CreateFromString("6a69db47429ea340".AsSpan());
var spanIdAsInt = new Int128(spanId);
var parentSpanId = ActivitySpanId.CreateFromBytes(new byte [] { 12, 23, 34, 45, 56, 67, 78, 89 });
var attributes = Attributes.Create(new Dictionary <string, object> {
{ "stringKey", "value" },
{ "longKey", 1L },
{ "longKey2", 1 },
{ "doubleKey", 1D },
{ "doubleKey2", 1F },
{ "boolKey", true },
}, 0);
var events = TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >
{
TimedEvent <IEvent> .Create(
eventTimestamp,
Event.Create(
"Event1",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
TimedEvent <IEvent> .Create(
eventTimestamp,
Event.Create(
"Event2",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
}, 0);
var linkedSpanId = ActivitySpanId.CreateFromString("888915b6286b9c41".AsSpan());
var link = Link.FromSpanContext(SpanContext.Create(
traceId,
linkedSpanId,
ActivityTraceFlags.Recorded,
Tracestate.Empty));
var linkTraceIdAsInt = new Int128(link.Context.TraceId);
var linkSpanIdAsInt = new Int128(link.Context.SpanId);
var links = LinkList.Create(new List <ILink> {
link
}, 0);
return(SpanData.Create(
SpanContext.Create(
traceId,
spanId,
ActivityTraceFlags.Recorded,
Tracestate.Empty
),
parentSpanId,
Resource.Empty,
"Name",
startTimestamp,
attributes,
events,
links,
null,
Status.Ok,
SpanKind.Client,
endTimestamp
));
}
public void JaegerSpanConverterTest_ConvertSpanToJaegerSpan_NoLinks()
{
var startTimestamp = DateTime.Now;
var endTimestamp = startTimestamp.AddSeconds(60);
var eventTimestamp = DateTime.Now;
var traceId = ActivityTraceId.CreateRandom();
var traceIdAsInt = new Int128(traceId);
var spanId = ActivitySpanId.CreateRandom();
var spanIdAsInt = new Int128(spanId);
var parentSpanId = ActivitySpanId.CreateRandom();
var attributes = Attributes.Create(new Dictionary <string, object> {
{ "stringKey", "value" },
{ "longKey", 1L },
{ "longKey2", 1 },
{ "doubleKey", 1D },
{ "doubleKey2", 1F },
{ "boolKey", true },
}, 0);
var events = TimedEvents <IEvent> .Create(new List <ITimedEvent <IEvent> >
{
TimedEvent <IEvent> .Create(
eventTimestamp,
Event.Create(
"Event1",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
TimedEvent <IEvent> .Create(
eventTimestamp,
Event.Create(
"Event2",
new Dictionary <string, object>
{
{ "key", "value" },
}
)
),
}, 0);
var spanData = SpanData.Create(
SpanContext.Create(
traceId,
spanId,
ActivityTraceFlags.Recorded,
Tracestate.Empty
),
parentSpanId,
Resource.Empty,
"Name",
startTimestamp,
attributes,
events,
null,
null,
Status.Ok,
SpanKind.Client,
endTimestamp
);
var jaegerSpan = spanData.ToJaegerSpan();
Assert.Equal("Name", jaegerSpan.OperationName);
Assert.Equal(2, jaegerSpan.Logs.Count());
Assert.Equal(traceIdAsInt.High, jaegerSpan.TraceIdHigh);
Assert.Equal(traceIdAsInt.Low, jaegerSpan.TraceIdLow);
Assert.Equal(spanIdAsInt.Low, jaegerSpan.SpanId);
Assert.Equal(new Int128(parentSpanId).Low, jaegerSpan.ParentSpanId);
Assert.Empty(jaegerSpan.References);
Assert.Equal(0x1, jaegerSpan.Flags);
Assert.Equal(startTimestamp.ToEpochMicroseconds(), jaegerSpan.StartTime);
Assert.Equal(endTimestamp.ToEpochMicroseconds() - startTimestamp.ToEpochMicroseconds(), jaegerSpan.Duration);
var tags = jaegerSpan.JaegerTags.ToArray();
var tag = tags[0];
Assert.Equal(JaegerTagType.STRING, tag.VType);
Assert.Equal("stringKey", tag.Key);
Assert.Equal("value", tag.VStr);
tag = tags[1];
Assert.Equal(JaegerTagType.LONG, tag.VType);
Assert.Equal("longKey", tag.Key);
Assert.Equal(1, tag.VLong);
tag = tags[2];
Assert.Equal(JaegerTagType.LONG, tag.VType);
Assert.Equal("longKey2", tag.Key);
Assert.Equal(1, tag.VLong);
tag = tags[3];
Assert.Equal(JaegerTagType.DOUBLE, tag.VType);
Assert.Equal("doubleKey", tag.Key);
Assert.Equal(1, tag.VDouble);
tag = tags[4];
Assert.Equal(JaegerTagType.DOUBLE, tag.VType);
Assert.Equal("doubleKey2", tag.Key);
Assert.Equal(1, tag.VDouble);
tag = tags[5];
Assert.Equal(JaegerTagType.BOOL, tag.VType);
Assert.Equal("boolKey", tag.Key);
Assert.Equal(true, tag.VBool);
var logs = jaegerSpan.Logs.ToArray();
var jaegerLog = logs[0];
Assert.Equal(events.Events.First().Timestamp.ToEpochMicroseconds(), jaegerLog.Timestamp);
Assert.Equal(2, jaegerLog.Fields.Count());
var eventFields = jaegerLog.Fields.ToArray();
var eventField = eventFields[0];
Assert.Equal("key", eventField.Key);
Assert.Equal("value", eventField.VStr);
eventField = eventFields[1];
Assert.Equal("description", eventField.Key);
Assert.Equal("Event1", eventField.VStr);
jaegerLog = logs[1];
Assert.Equal(events.Events.First().Timestamp.ToEpochMicroseconds(), jaegerLog.Timestamp);
Assert.Equal(jaegerLog.Fields.Count(), 2);
eventFields = jaegerLog.Fields.ToArray();
eventField = eventFields[0];
Assert.Equal("key", eventField.Key);
Assert.Equal("value", eventField.VStr);
eventField = eventFields[1];
Assert.Equal("description", eventField.Key);
Assert.Equal("Event2", eventField.VStr);
}
internal static SpanData ProfiledCommandToSpanData(SpanContext context, string name, ActivitySpanId parentSpanId, IProfiledCommand command)
{
// use https://github.com/opentracing/specification/blob/master/semantic_conventions.md for now
// Timing example:
// command.CommandCreated; //2019-01-10 22:18:28Z
// command.CreationToEnqueued; // 00:00:32.4571995
// command.EnqueuedToSending; // 00:00:00.0352838
// command.SentToResponse; // 00:00:00.0060586
// command.ResponseToCompletion; // 00:00:00.0002601
// Total:
// command.ElapsedTime; // 00:00:32.4988020
// TODO: make timestamp with the better precision
var startTimestamp = command.CommandCreated;
var enqueued = command.CommandCreated.Add(command.CreationToEnqueued);
var send = enqueued.Add(command.EnqueuedToSending);
var response = send.Add(command.SentToResponse);
var events = TimedEvents <IEvent> .Create(
new List <ITimedEvent <IEvent> >()
{
TimedEvent <IEvent> .Create(enqueued, Event.Create("Enqueued")),
TimedEvent <IEvent> .Create(send, Event.Create("Sent")),
TimedEvent <IEvent> .Create(response, Event.Create("ResponseReceived")),
},
droppedEventsCount : 0);
var endTimestamp = command.CommandCreated.Add(command.ElapsedTime);
// TODO: deal with the re-transmission
// command.RetransmissionOf;
// command.RetransmissionReason;
// TODO: determine what to do with Resource in this context
var resource = Resource.Empty;
var attributesMap = new Dictionary <string, object>()
{
// TODO: pre-allocate constant attribute and reuse
{ "db.type", "redis" },
// Example: "redis.flags": None, DemandMaster
{ "redis.flags", command.Flags.ToString() },
};
if (command.Command != null)
{
// Example: "db.statement": SET;
attributesMap.Add("db.statement", command.Command);
}
if (command.EndPoint != null)
{
// Example: "db.instance": Unspecified/localhost:6379[0]
attributesMap.Add("db.instance", command.EndPoint.ToString() + "[" + command.Db + "]");
}
var attributes = Attributes.Create(attributesMap, 0);
ILinks links = null;
int? childSpanCount = 0;
// TODO: this is strange that IProfiledCommand doesn't give the result
var status = Status.Ok;
var kind = SpanKind.Client;
return(SpanData.Create(context, parentSpanId, resource, name, startTimestamp, attributes, events, links, childSpanCount, status, kind, endTimestamp));
}