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Grpc tracing (#544)

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* checkpoint

* Pass context through ServeDNS, enable gRPC tracing

* Fix types and make tracer available to proxy. go fmt

* Fix imports

* Use the DoNotStartTrace option

* Change to SpanFilter from DoNotStartTrace

* Use new name (IncludeSpan)

* Final names

* Add tests; fix possible client/conn leaks in grpc

* go fmt
This commit is contained in:
John Belamaric 2017-03-01 10:41:54 -05:00 • committed by GitHub
parent 0a4903571e
commit 9ea8cde36e
8 changed files with 140 additions and 16 deletions
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3
middleware/proxy/setup.go
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@ -20,7 +20,8 @@ func setup(c *caddy.Controller) error {
return middleware.Error("proxy", err)
}
P := &Proxy{}
t := dnsserver.GetMiddleware(c, "trace")
P := &Proxy{Trace: t}
dnsserver.GetConfig(c).AddMiddleware(func(next middleware.Handler) middleware.Handler {
P.Next = next
P.Upstreams = &upstreams