Add synthetic calls support #249
Merged
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Mark HTTP calls made with
X-Instana-Syntheticheader set to1as synthetic by sendingspan.sy: trueto the host agent for the instrumentation span.This branch is on top of #248 that addresses trace context extraction issue for Lambda.
@pglombardo, please note that
extractnow may return a span context without a trace ID if the synthetic call did not containX-Instana-{T,S}headers. I believe thetracer.start_spanchange should address it, but I'd appreciate if you could give it a thorough view.Closes #231