NewConstTracer returns an instance of Jaeger Tracer that samples 100% or 0% of traces for test.

NewSchedulerTracer creates new tracer instance with params params is set to default sampling mode if it is nil.

NewTracerFromEnv returns an instance of Jaeger Tracer that get sampling strategy from env settings.

DelaySchedulerTraceContextImpl delays reporting spans and chooses whether to report based on FilterTags when the entire trace is collected.

DelaySpan implements the opentracing.Span interface.

SchedulerTraceContextImpl reports the spans to tracer once they are finished.

SchedulerTraceContext manages spans for one trace.

SchedulerTracer defines minimum interface for tracing.