Use trace convention helpers from main otel-go repo (#112)

* prepare for release_v0.7.0

* Upgrade metric exporter code to otel-v0.7.0 API

* Remove internal trace standard helpers in favor of api/standard from otel-go

* fixup go.mod

Co-authored-by: Evan Torrie <evantorrie@users.noreply.github.com>
Co-authored-by: Tyler Yahn <MrAlias@users.noreply.github.com>

go.mod

@@ -3,7 +3,6 @@ module go.opentelemetry.io/contrib
 go 1.14
 
 require (
-	github.com/stretchr/testify v1.6.1
 	go.opentelemetry.io/otel v0.7.0
 	google.golang.org/grpc v1.30.0
 )

instrumentation/gin-gonic/gin/gintrace.go

@@ -22,10 +22,10 @@ import (
 	"github.com/gin-gonic/gin"
 	"google.golang.org/grpc/codes"
 
-	"go.opentelemetry.io/contrib/internal/trace"
 	otelglobal "go.opentelemetry.io/otel/api/global"
 	"go.opentelemetry.io/otel/api/kv"
 	otelpropagation "go.opentelemetry.io/otel/api/propagation"
+	"go.opentelemetry.io/otel/api/standard"
 	oteltrace "go.opentelemetry.io/otel/api/trace"
 )
 
@@ -56,9 +56,9 @@ func Middleware(service string, opts ...Option) gin.HandlerFunc {
 		}()
 		ctx := otelpropagation.ExtractHTTP(savedCtx, cfg.Propagators, c.Request.Header)
 		opts := []oteltrace.StartOption{
-			oteltrace.WithAttributes(trace.NetAttributesFromHTTPRequest("tcp", c.Request)...),
-			oteltrace.WithAttributes(trace.EndUserAttributesFromHTTPRequest(c.Request)...),
-			oteltrace.WithAttributes(trace.HTTPServerAttributesFromHTTPRequest(service, c.FullPath(), c.Request)...),
+			oteltrace.WithAttributes(standard.NetAttributesFromHTTPRequest("tcp", c.Request)...),
+			oteltrace.WithAttributes(standard.EndUserAttributesFromHTTPRequest(c.Request)...),
+			oteltrace.WithAttributes(standard.HTTPServerAttributesFromHTTPRequest(service, c.FullPath(), c.Request)...),
 			oteltrace.WithSpanKind(oteltrace.SpanKindServer),
 		}
 		spanName := c.FullPath()
@@ -75,8 +75,8 @@ func Middleware(service string, opts ...Option) gin.HandlerFunc {
 		c.Next()
 
 		status := c.Writer.Status()
-		attrs := trace.HTTPAttributesFromHTTPStatusCode(status)
-		spanStatus, spanMessage := trace.SpanStatusFromHTTPStatusCode(status)
+		attrs := standard.HTTPAttributesFromHTTPStatusCode(status)
+		spanStatus, spanMessage := standard.SpanStatusFromHTTPStatusCode(status)
 		span.SetAttributes(attrs...)
 		span.SetStatus(spanStatus, spanMessage)
 		if len(c.Errors) > 0 {

instrumentation/gopkg.in/macaron.v1/macaron.go

@@ -20,9 +20,9 @@ import (
 
 	"gopkg.in/macaron.v1"
 
-	"go.opentelemetry.io/contrib/internal/trace"
 	otelglobal "go.opentelemetry.io/otel/api/global"
 	otelpropagation "go.opentelemetry.io/otel/api/propagation"
+	"go.opentelemetry.io/otel/api/standard"
 	oteltrace "go.opentelemetry.io/otel/api/trace"
 )
 
@@ -50,9 +50,9 @@ func Middleware(service string, opts ...Option) macaron.Handler {
 
 		ctx := otelpropagation.ExtractHTTP(savedCtx, cfg.Propagators, c.Req.Header)
 		opts := []oteltrace.StartOption{
-			oteltrace.WithAttributes(trace.NetAttributesFromHTTPRequest("tcp", c.Req.Request)...),
-			oteltrace.WithAttributes(trace.EndUserAttributesFromHTTPRequest(c.Req.Request)...),
-			oteltrace.WithAttributes(trace.HTTPServerAttributesFromHTTPRequest(service, "", c.Req.Request)...),
+			oteltrace.WithAttributes(standard.NetAttributesFromHTTPRequest("tcp", c.Req.Request)...),
+			oteltrace.WithAttributes(standard.EndUserAttributesFromHTTPRequest(c.Req.Request)...),
+			oteltrace.WithAttributes(standard.HTTPServerAttributesFromHTTPRequest(service, "", c.Req.Request)...),
 			oteltrace.WithSpanKind(oteltrace.SpanKindServer),
 		}
 		// TODO: span name should be router template not the actual request path, eg /user/:id vs /user/123
@@ -70,8 +70,8 @@ func Middleware(service string, opts ...Option) macaron.Handler {
 		c.Next()
 
 		status := c.Resp.Status()
-		attrs := trace.HTTPAttributesFromHTTPStatusCode(status)
-		spanStatus, spanMessage := trace.SpanStatusFromHTTPStatusCode(status)
+		attrs := standard.HTTPAttributesFromHTTPStatusCode(status)
+		spanStatus, spanMessage := standard.SpanStatusFromHTTPStatusCode(status)
 		span.SetAttributes(attrs...)
 		span.SetStatus(spanStatus, spanMessage)
 	}

instrumentation/gorilla/mux/mux.go

@@ -21,9 +21,9 @@ import (
 
 	"github.com/gorilla/mux"
 
-	"go.opentelemetry.io/contrib/internal/trace"
 	otelglobal "go.opentelemetry.io/otel/api/global"
 	otelpropagation "go.opentelemetry.io/otel/api/propagation"
+	"go.opentelemetry.io/otel/api/standard"
 	oteltrace "go.opentelemetry.io/otel/api/trace"
 )
 
@@ -129,9 +129,9 @@ func (tw traceware) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 		spanName = fmt.Sprintf("HTTP %s route not found", r.Method)
 	}
 	opts := []oteltrace.StartOption{
-		oteltrace.WithAttributes(trace.NetAttributesFromHTTPRequest("tcp", r)...),
-		oteltrace.WithAttributes(trace.EndUserAttributesFromHTTPRequest(r)...),
-		oteltrace.WithAttributes(trace.HTTPServerAttributesFromHTTPRequest(tw.service, routeStr, r)...),
+		oteltrace.WithAttributes(standard.NetAttributesFromHTTPRequest("tcp", r)...),
+		oteltrace.WithAttributes(standard.EndUserAttributesFromHTTPRequest(r)...),
+		oteltrace.WithAttributes(standard.HTTPServerAttributesFromHTTPRequest(tw.service, routeStr, r)...),
 		oteltrace.WithSpanKind(oteltrace.SpanKindServer),
 	}
 	ctx, span := tw.tracer.Start(ctx, spanName, opts...)
@@ -140,8 +140,8 @@ func (tw traceware) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 	rrw := getRRW(w)
 	defer putRRW(rrw)
 	tw.handler.ServeHTTP(rrw, r2)
-	attrs := trace.HTTPAttributesFromHTTPStatusCode(rrw.status)
-	spanStatus, spanMessage := trace.SpanStatusFromHTTPStatusCode(rrw.status)
+	attrs := standard.HTTPAttributesFromHTTPStatusCode(rrw.status)
+	spanStatus, spanMessage := standard.SpanStatusFromHTTPStatusCode(rrw.status)
 	span.SetAttributes(attrs...)
 	span.SetStatus(spanStatus, spanMessage)
 }

instrumentation/labstack/echo/echo.go

@@ -19,10 +19,10 @@ import (
 
 	"github.com/labstack/echo/v4"
 
-	"go.opentelemetry.io/contrib/internal/trace"
 	otelglobal "go.opentelemetry.io/otel/api/global"
 	"go.opentelemetry.io/otel/api/kv"
 	otelpropagation "go.opentelemetry.io/otel/api/propagation"
+	"go.opentelemetry.io/otel/api/standard"
 	oteltrace "go.opentelemetry.io/otel/api/trace"
 )
 
@@ -54,9 +54,9 @@ func Middleware(service string, opts ...Option) echo.MiddlewareFunc {
 			}()
 			ctx := otelpropagation.ExtractHTTP(savedCtx, cfg.Propagators, request.Header)
 			opts := []oteltrace.StartOption{
-				oteltrace.WithAttributes(trace.NetAttributesFromHTTPRequest("tcp", request)...),
-				oteltrace.WithAttributes(trace.EndUserAttributesFromHTTPRequest(request)...),
-				oteltrace.WithAttributes(trace.HTTPServerAttributesFromHTTPRequest(service, c.Path(), request)...),
+				oteltrace.WithAttributes(standard.NetAttributesFromHTTPRequest("tcp", request)...),
+				oteltrace.WithAttributes(standard.EndUserAttributesFromHTTPRequest(request)...),
+				oteltrace.WithAttributes(standard.HTTPServerAttributesFromHTTPRequest(service, c.Path(), request)...),
 				oteltrace.WithSpanKind(oteltrace.SpanKindServer),
 			}
 			spanName := c.Path()
@@ -78,8 +78,8 @@ func Middleware(service string, opts ...Option) echo.MiddlewareFunc {
 				c.Error(err)
 			}
 
-			attrs := trace.HTTPAttributesFromHTTPStatusCode(c.Response().Status)
-			spanStatus, spanMessage := trace.SpanStatusFromHTTPStatusCode(c.Response().Status)
+			attrs := standard.HTTPAttributesFromHTTPStatusCode(c.Response().Status)
+			spanStatus, spanMessage := standard.SpanStatusFromHTTPStatusCode(c.Response().Status)
 			span.SetAttributes(attrs...)
 			span.SetStatus(spanStatus, spanMessage)