982 lines
26 KiB
Go
982 lines
26 KiB
Go
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/*
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*
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* Copyright 2016, Google Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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package stats_test
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import (
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"fmt"
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"io"
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"net"
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"reflect"
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"sync"
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"testing"
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"time"
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"github.com/golang/protobuf/proto"
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"golang.org/x/net/context"
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"google.golang.org/grpc"
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"google.golang.org/grpc/metadata"
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"google.golang.org/grpc/stats"
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testpb "google.golang.org/grpc/stats/grpc_testing"
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)
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func init() {
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grpc.EnableTracing = false
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}
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type connCtxKey struct{}
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type rpcCtxKey struct{}
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var (
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// For headers:
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testMetadata = metadata.MD{
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"key1": []string{"value1"},
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"key2": []string{"value2"},
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}
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// For trailers:
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testTrailerMetadata = metadata.MD{
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"tkey1": []string{"trailerValue1"},
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"tkey2": []string{"trailerValue2"},
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}
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// The id for which the service handler should return error.
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errorID int32 = 32202
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)
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type testServer struct{}
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func (s *testServer) UnaryCall(ctx context.Context, in *testpb.SimpleRequest) (*testpb.SimpleResponse, error) {
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md, ok := metadata.FromContext(ctx)
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if ok {
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if err := grpc.SendHeader(ctx, md); err != nil {
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return nil, grpc.Errorf(grpc.Code(err), "grpc.SendHeader(_, %v) = %v, want <nil>", md, err)
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}
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if err := grpc.SetTrailer(ctx, testTrailerMetadata); err != nil {
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return nil, grpc.Errorf(grpc.Code(err), "grpc.SetTrailer(_, %v) = %v, want <nil>", testTrailerMetadata, err)
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}
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}
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if in.Id == errorID {
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return nil, fmt.Errorf("got error id: %v", in.Id)
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}
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return &testpb.SimpleResponse{Id: in.Id}, nil
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}
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func (s *testServer) FullDuplexCall(stream testpb.TestService_FullDuplexCallServer) error {
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md, ok := metadata.FromContext(stream.Context())
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if ok {
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if err := stream.SendHeader(md); err != nil {
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return grpc.Errorf(grpc.Code(err), "%v.SendHeader(%v) = %v, want %v", stream, md, err, nil)
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}
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stream.SetTrailer(testTrailerMetadata)
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}
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for {
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in, err := stream.Recv()
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if err == io.EOF {
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// read done.
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return nil
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}
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if err != nil {
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return err
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}
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if in.Id == errorID {
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return fmt.Errorf("got error id: %v", in.Id)
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}
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if err := stream.Send(&testpb.SimpleResponse{Id: in.Id}); err != nil {
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return err
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}
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}
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}
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// test is an end-to-end test. It should be created with the newTest
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// func, modified as needed, and then started with its startServer method.
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// It should be cleaned up with the tearDown method.
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type test struct {
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t *testing.T
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compress string
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clientStatsHandler stats.Handler
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serverStatsHandler stats.Handler
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testServer testpb.TestServiceServer // nil means none
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// srv and srvAddr are set once startServer is called.
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srv *grpc.Server
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srvAddr string
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cc *grpc.ClientConn // nil until requested via clientConn
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}
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func (te *test) tearDown() {
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if te.cc != nil {
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te.cc.Close()
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te.cc = nil
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}
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te.srv.Stop()
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}
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type testConfig struct {
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compress string
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}
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// newTest returns a new test using the provided testing.T and
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// environment. It is returned with default values. Tests should
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// modify it before calling its startServer and clientConn methods.
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func newTest(t *testing.T, tc *testConfig, ch stats.Handler, sh stats.Handler) *test {
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te := &test{
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t: t,
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compress: tc.compress,
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clientStatsHandler: ch,
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serverStatsHandler: sh,
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}
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return te
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}
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// startServer starts a gRPC server listening. Callers should defer a
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// call to te.tearDown to clean up.
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func (te *test) startServer(ts testpb.TestServiceServer) {
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te.testServer = ts
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lis, err := net.Listen("tcp", "localhost:0")
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if err != nil {
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te.t.Fatalf("Failed to listen: %v", err)
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}
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var opts []grpc.ServerOption
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if te.compress == "gzip" {
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opts = append(opts,
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grpc.RPCCompressor(grpc.NewGZIPCompressor()),
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grpc.RPCDecompressor(grpc.NewGZIPDecompressor()),
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)
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}
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if te.serverStatsHandler != nil {
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opts = append(opts, grpc.StatsHandler(te.serverStatsHandler))
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}
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s := grpc.NewServer(opts...)
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te.srv = s
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if te.testServer != nil {
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testpb.RegisterTestServiceServer(s, te.testServer)
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}
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_, port, err := net.SplitHostPort(lis.Addr().String())
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if err != nil {
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te.t.Fatalf("Failed to parse listener address: %v", err)
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}
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addr := "127.0.0.1:" + port
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go s.Serve(lis)
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te.srvAddr = addr
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}
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func (te *test) clientConn() *grpc.ClientConn {
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if te.cc != nil {
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return te.cc
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}
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opts := []grpc.DialOption{grpc.WithInsecure(), grpc.WithBlock()}
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if te.compress == "gzip" {
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opts = append(opts,
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grpc.WithCompressor(grpc.NewGZIPCompressor()),
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grpc.WithDecompressor(grpc.NewGZIPDecompressor()),
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)
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}
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if te.clientStatsHandler != nil {
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opts = append(opts, grpc.WithStatsHandler(te.clientStatsHandler))
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}
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var err error
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te.cc, err = grpc.Dial(te.srvAddr, opts...)
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if err != nil {
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te.t.Fatalf("Dial(%q) = %v", te.srvAddr, err)
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}
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return te.cc
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||
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}
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||
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||
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type rpcConfig struct {
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||
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count int // Number of requests and responses for streaming RPCs.
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success bool // Whether the RPC should succeed or return error.
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failfast bool
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streaming bool // Whether the rpc should be a streaming RPC.
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||
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}
|
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|
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|
||
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func (te *test) doUnaryCall(c *rpcConfig) (*testpb.SimpleRequest, *testpb.SimpleResponse, error) {
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||
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var (
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resp *testpb.SimpleResponse
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req *testpb.SimpleRequest
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err error
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|
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)
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tc := testpb.NewTestServiceClient(te.clientConn())
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||
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if c.success {
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||
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req = &testpb.SimpleRequest{Id: errorID + 1}
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||
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} else {
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||
|
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req = &testpb.SimpleRequest{Id: errorID}
|
||
|
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}
|
||
|
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ctx := metadata.NewContext(context.Background(), testMetadata)
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||
|
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|
||
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resp, err = tc.UnaryCall(ctx, req, grpc.FailFast(c.failfast))
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return req, resp, err
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||
|
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}
|
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|
|
|
||
|
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func (te *test) doFullDuplexCallRoundtrip(c *rpcConfig) ([]*testpb.SimpleRequest, []*testpb.SimpleResponse, error) {
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var (
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reqs []*testpb.SimpleRequest
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resps []*testpb.SimpleResponse
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err error
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)
|
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|
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tc := testpb.NewTestServiceClient(te.clientConn())
|
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|
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stream, err := tc.FullDuplexCall(metadata.NewContext(context.Background(), testMetadata), grpc.FailFast(c.failfast))
|
||
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if err != nil {
|
||
|
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return reqs, resps, err
|
||
|
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}
|
||
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var startID int32
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||
|
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if !c.success {
|
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|
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startID = errorID
|
||
|
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}
|
||
|
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for i := 0; i < c.count; i++ {
|
||
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req := &testpb.SimpleRequest{
|
||
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Id: int32(i) + startID,
|
||
|
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}
|
||
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reqs = append(reqs, req)
|
||
|
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if err = stream.Send(req); err != nil {
|
||
|
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return reqs, resps, err
|
||
|
|
}
|
||
|
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var resp *testpb.SimpleResponse
|
||
|
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if resp, err = stream.Recv(); err != nil {
|
||
|
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return reqs, resps, err
|
||
|
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}
|
||
|
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resps = append(resps, resp)
|
||
|
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}
|
||
|
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if err = stream.CloseSend(); err != nil && err != io.EOF {
|
||
|
|
return reqs, resps, err
|
||
|
|
}
|
||
|
|
if _, err = stream.Recv(); err != io.EOF {
|
||
|
|
return reqs, resps, err
|
||
|
|
}
|
||
|
|
|
||
|
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return reqs, resps, nil
|
||
|
|
}
|
||
|
|
|
||
|
|
type expectedData struct {
|
||
|
|
method string
|
||
|
|
serverAddr string
|
||
|
|
compression string
|
||
|
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reqIdx int
|
||
|
|
requests []*testpb.SimpleRequest
|
||
|
|
respIdx int
|
||
|
|
responses []*testpb.SimpleResponse
|
||
|
|
err error
|
||
|
|
failfast bool
|
||
|
|
}
|
||
|
|
|
||
|
|
type gotData struct {
|
||
|
|
ctx context.Context
|
||
|
|
client bool
|
||
|
|
s interface{} // This could be RPCStats or ConnStats.
|
||
|
|
}
|
||
|
|
|
||
|
|
const (
|
||
|
|
begin int = iota
|
||
|
|
end
|
||
|
|
inPayload
|
||
|
|
inHeader
|
||
|
|
inTrailer
|
||
|
|
outPayload
|
||
|
|
outHeader
|
||
|
|
outTrailer
|
||
|
|
connbegin
|
||
|
|
connend
|
||
|
|
)
|
||
|
|
|
||
|
|
func checkBegin(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.Begin
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.Begin); !ok {
|
||
|
|
t.Fatalf("got %T, want Begin", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
if st.BeginTime.IsZero() {
|
||
|
|
t.Fatalf("st.BeginTime = %v, want <non-zero>", st.BeginTime)
|
||
|
|
}
|
||
|
|
if d.client {
|
||
|
|
if st.FailFast != e.failfast {
|
||
|
|
t.Fatalf("st.FailFast = %v, want %v", st.FailFast, e.failfast)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkInHeader(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.InHeader
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.InHeader); !ok {
|
||
|
|
t.Fatalf("got %T, want InHeader", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
// TODO check real length, not just > 0.
|
||
|
|
if st.WireLength <= 0 {
|
||
|
|
t.Fatalf("st.Lenght = 0, want > 0")
|
||
|
|
}
|
||
|
|
if !d.client {
|
||
|
|
if st.FullMethod != e.method {
|
||
|
|
t.Fatalf("st.FullMethod = %s, want %v", st.FullMethod, e.method)
|
||
|
|
}
|
||
|
|
if st.LocalAddr.String() != e.serverAddr {
|
||
|
|
t.Fatalf("st.LocalAddr = %v, want %v", st.LocalAddr, e.serverAddr)
|
||
|
|
}
|
||
|
|
if st.Compression != e.compression {
|
||
|
|
t.Fatalf("st.Compression = %v, want %v", st.Compression, e.compression)
|
||
|
|
}
|
||
|
|
|
||
|
|
if connInfo, ok := d.ctx.Value(connCtxKey{}).(*stats.ConnTagInfo); ok {
|
||
|
|
if connInfo.RemoteAddr != st.RemoteAddr {
|
||
|
|
t.Fatalf("connInfo.RemoteAddr = %v, want %v", connInfo.RemoteAddr, st.RemoteAddr)
|
||
|
|
}
|
||
|
|
if connInfo.LocalAddr != st.LocalAddr {
|
||
|
|
t.Fatalf("connInfo.LocalAddr = %v, want %v", connInfo.LocalAddr, st.LocalAddr)
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
t.Fatalf("got context %v, want one with connCtxKey", d.ctx)
|
||
|
|
}
|
||
|
|
if rpcInfo, ok := d.ctx.Value(rpcCtxKey{}).(*stats.RPCTagInfo); ok {
|
||
|
|
if rpcInfo.FullMethodName != st.FullMethod {
|
||
|
|
t.Fatalf("rpcInfo.FullMethod = %s, want %v", rpcInfo.FullMethodName, st.FullMethod)
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
t.Fatalf("got context %v, want one with rpcCtxKey", d.ctx)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkInPayload(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.InPayload
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.InPayload); !ok {
|
||
|
|
t.Fatalf("got %T, want InPayload", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
if d.client {
|
||
|
|
b, err := proto.Marshal(e.responses[e.respIdx])
|
||
|
|
if err != nil {
|
||
|
|
t.Fatalf("failed to marshal message: %v", err)
|
||
|
|
}
|
||
|
|
if reflect.TypeOf(st.Payload) != reflect.TypeOf(e.responses[e.respIdx]) {
|
||
|
|
t.Fatalf("st.Payload = %T, want %T", st.Payload, e.responses[e.respIdx])
|
||
|
|
}
|
||
|
|
e.respIdx++
|
||
|
|
if string(st.Data) != string(b) {
|
||
|
|
t.Fatalf("st.Data = %v, want %v", st.Data, b)
|
||
|
|
}
|
||
|
|
if st.Length != len(b) {
|
||
|
|
t.Fatalf("st.Lenght = %v, want %v", st.Length, len(b))
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
b, err := proto.Marshal(e.requests[e.reqIdx])
|
||
|
|
if err != nil {
|
||
|
|
t.Fatalf("failed to marshal message: %v", err)
|
||
|
|
}
|
||
|
|
if reflect.TypeOf(st.Payload) != reflect.TypeOf(e.requests[e.reqIdx]) {
|
||
|
|
t.Fatalf("st.Payload = %T, want %T", st.Payload, e.requests[e.reqIdx])
|
||
|
|
}
|
||
|
|
e.reqIdx++
|
||
|
|
if string(st.Data) != string(b) {
|
||
|
|
t.Fatalf("st.Data = %v, want %v", st.Data, b)
|
||
|
|
}
|
||
|
|
if st.Length != len(b) {
|
||
|
|
t.Fatalf("st.Lenght = %v, want %v", st.Length, len(b))
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// TODO check WireLength and ReceivedTime.
|
||
|
|
if st.RecvTime.IsZero() {
|
||
|
|
t.Fatalf("st.ReceivedTime = %v, want <non-zero>", st.RecvTime)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkInTrailer(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.InTrailer
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.InTrailer); !ok {
|
||
|
|
t.Fatalf("got %T, want InTrailer", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
// TODO check real length, not just > 0.
|
||
|
|
if st.WireLength <= 0 {
|
||
|
|
t.Fatalf("st.Lenght = 0, want > 0")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkOutHeader(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.OutHeader
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.OutHeader); !ok {
|
||
|
|
t.Fatalf("got %T, want OutHeader", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
// TODO check real length, not just > 0.
|
||
|
|
if st.WireLength <= 0 {
|
||
|
|
t.Fatalf("st.Lenght = 0, want > 0")
|
||
|
|
}
|
||
|
|
if d.client {
|
||
|
|
if st.FullMethod != e.method {
|
||
|
|
t.Fatalf("st.FullMethod = %s, want %v", st.FullMethod, e.method)
|
||
|
|
}
|
||
|
|
if st.RemoteAddr.String() != e.serverAddr {
|
||
|
|
t.Fatalf("st.RemoteAddr = %v, want %v", st.RemoteAddr, e.serverAddr)
|
||
|
|
}
|
||
|
|
if st.Compression != e.compression {
|
||
|
|
t.Fatalf("st.Compression = %v, want %v", st.Compression, e.compression)
|
||
|
|
}
|
||
|
|
|
||
|
|
if rpcInfo, ok := d.ctx.Value(rpcCtxKey{}).(*stats.RPCTagInfo); ok {
|
||
|
|
if rpcInfo.FullMethodName != st.FullMethod {
|
||
|
|
t.Fatalf("rpcInfo.FullMethod = %s, want %v", rpcInfo.FullMethodName, st.FullMethod)
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
t.Fatalf("got context %v, want one with rpcCtxKey", d.ctx)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkOutPayload(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.OutPayload
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.OutPayload); !ok {
|
||
|
|
t.Fatalf("got %T, want OutPayload", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
if d.client {
|
||
|
|
b, err := proto.Marshal(e.requests[e.reqIdx])
|
||
|
|
if err != nil {
|
||
|
|
t.Fatalf("failed to marshal message: %v", err)
|
||
|
|
}
|
||
|
|
if reflect.TypeOf(st.Payload) != reflect.TypeOf(e.requests[e.reqIdx]) {
|
||
|
|
t.Fatalf("st.Payload = %T, want %T", st.Payload, e.requests[e.reqIdx])
|
||
|
|
}
|
||
|
|
e.reqIdx++
|
||
|
|
if string(st.Data) != string(b) {
|
||
|
|
t.Fatalf("st.Data = %v, want %v", st.Data, b)
|
||
|
|
}
|
||
|
|
if st.Length != len(b) {
|
||
|
|
t.Fatalf("st.Lenght = %v, want %v", st.Length, len(b))
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
b, err := proto.Marshal(e.responses[e.respIdx])
|
||
|
|
if err != nil {
|
||
|
|
t.Fatalf("failed to marshal message: %v", err)
|
||
|
|
}
|
||
|
|
if reflect.TypeOf(st.Payload) != reflect.TypeOf(e.responses[e.respIdx]) {
|
||
|
|
t.Fatalf("st.Payload = %T, want %T", st.Payload, e.responses[e.respIdx])
|
||
|
|
}
|
||
|
|
e.respIdx++
|
||
|
|
if string(st.Data) != string(b) {
|
||
|
|
t.Fatalf("st.Data = %v, want %v", st.Data, b)
|
||
|
|
}
|
||
|
|
if st.Length != len(b) {
|
||
|
|
t.Fatalf("st.Lenght = %v, want %v", st.Length, len(b))
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// TODO check WireLength and ReceivedTime.
|
||
|
|
if st.SentTime.IsZero() {
|
||
|
|
t.Fatalf("st.SentTime = %v, want <non-zero>", st.SentTime)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkOutTrailer(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.OutTrailer
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.OutTrailer); !ok {
|
||
|
|
t.Fatalf("got %T, want OutTrailer", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
if st.Client {
|
||
|
|
t.Fatalf("st IsClient = true, want false")
|
||
|
|
}
|
||
|
|
// TODO check real length, not just > 0.
|
||
|
|
if st.WireLength <= 0 {
|
||
|
|
t.Fatalf("st.Lenght = 0, want > 0")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkEnd(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.End
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.End); !ok {
|
||
|
|
t.Fatalf("got %T, want End", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
if st.EndTime.IsZero() {
|
||
|
|
t.Fatalf("st.EndTime = %v, want <non-zero>", st.EndTime)
|
||
|
|
}
|
||
|
|
if grpc.Code(st.Error) != grpc.Code(e.err) || grpc.ErrorDesc(st.Error) != grpc.ErrorDesc(e.err) {
|
||
|
|
t.Fatalf("st.Error = %v, want %v", st.Error, e.err)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkConnBegin(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.ConnBegin
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.ConnBegin); !ok {
|
||
|
|
t.Fatalf("got %T, want ConnBegin", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
st.IsClient() // TODO remove this.
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkConnEnd(t *testing.T, d *gotData, e *expectedData) {
|
||
|
|
var (
|
||
|
|
ok bool
|
||
|
|
st *stats.ConnEnd
|
||
|
|
)
|
||
|
|
if st, ok = d.s.(*stats.ConnEnd); !ok {
|
||
|
|
t.Fatalf("got %T, want ConnEnd", d.s)
|
||
|
|
}
|
||
|
|
if d.ctx == nil {
|
||
|
|
t.Fatalf("d.ctx = nil, want <non-nil>")
|
||
|
|
}
|
||
|
|
st.IsClient() // TODO remove this.
|
||
|
|
}
|
||
|
|
|
||
|
|
type statshandler struct {
|
||
|
|
mu sync.Mutex
|
||
|
|
gotRPC []*gotData
|
||
|
|
gotConn []*gotData
|
||
|
|
}
|
||
|
|
|
||
|
|
func (h *statshandler) TagConn(ctx context.Context, info *stats.ConnTagInfo) context.Context {
|
||
|
|
return context.WithValue(ctx, connCtxKey{}, info)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (h *statshandler) TagRPC(ctx context.Context, info *stats.RPCTagInfo) context.Context {
|
||
|
|
return context.WithValue(ctx, rpcCtxKey{}, info)
|
||
|
|
}
|
||
|
|
|
||
|
|
func (h *statshandler) HandleConn(ctx context.Context, s stats.ConnStats) {
|
||
|
|
h.mu.Lock()
|
||
|
|
defer h.mu.Unlock()
|
||
|
|
h.gotConn = append(h.gotConn, &gotData{ctx, s.IsClient(), s})
|
||
|
|
}
|
||
|
|
|
||
|
|
func (h *statshandler) HandleRPC(ctx context.Context, s stats.RPCStats) {
|
||
|
|
h.mu.Lock()
|
||
|
|
defer h.mu.Unlock()
|
||
|
|
h.gotRPC = append(h.gotRPC, &gotData{ctx, s.IsClient(), s})
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkConnStats(t *testing.T, got []*gotData) {
|
||
|
|
if len(got) <= 0 || len(got)%2 != 0 {
|
||
|
|
for i, g := range got {
|
||
|
|
t.Errorf(" - %v, %T = %+v, ctx: %v", i, g.s, g.s, g.ctx)
|
||
|
|
}
|
||
|
|
t.Fatalf("got %v stats, want even positive number", len(got))
|
||
|
|
}
|
||
|
|
// The first conn stats must be a ConnBegin.
|
||
|
|
checkConnBegin(t, got[0], nil)
|
||
|
|
// The last conn stats must be a ConnEnd.
|
||
|
|
checkConnEnd(t, got[len(got)-1], nil)
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkServerStats(t *testing.T, got []*gotData, expect *expectedData, checkFuncs []func(t *testing.T, d *gotData, e *expectedData)) {
|
||
|
|
if len(got) != len(checkFuncs) {
|
||
|
|
for i, g := range got {
|
||
|
|
t.Errorf(" - %v, %T", i, g.s)
|
||
|
|
}
|
||
|
|
t.Fatalf("got %v stats, want %v stats", len(got), len(checkFuncs))
|
||
|
|
}
|
||
|
|
|
||
|
|
var rpcctx context.Context
|
||
|
|
for i := 0; i < len(got); i++ {
|
||
|
|
if _, ok := got[i].s.(stats.RPCStats); ok {
|
||
|
|
if rpcctx != nil && got[i].ctx != rpcctx {
|
||
|
|
t.Fatalf("got different contexts with stats %T", got[i].s)
|
||
|
|
}
|
||
|
|
rpcctx = got[i].ctx
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for i, f := range checkFuncs {
|
||
|
|
f(t, got[i], expect)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func testServerStats(t *testing.T, tc *testConfig, cc *rpcConfig, checkFuncs []func(t *testing.T, d *gotData, e *expectedData)) {
|
||
|
|
h := &statshandler{}
|
||
|
|
te := newTest(t, tc, nil, h)
|
||
|
|
te.startServer(&testServer{})
|
||
|
|
defer te.tearDown()
|
||
|
|
|
||
|
|
var (
|
||
|
|
reqs []*testpb.SimpleRequest
|
||
|
|
resps []*testpb.SimpleResponse
|
||
|
|
err error
|
||
|
|
)
|
||
|
|
if !cc.streaming {
|
||
|
|
req, resp, e := te.doUnaryCall(cc)
|
||
|
|
reqs = []*testpb.SimpleRequest{req}
|
||
|
|
resps = []*testpb.SimpleResponse{resp}
|
||
|
|
err = e
|
||
|
|
} else {
|
||
|
|
reqs, resps, err = te.doFullDuplexCallRoundtrip(cc)
|
||
|
|
}
|
||
|
|
if cc.success != (err == nil) {
|
||
|
|
t.Fatalf("cc.success: %v, got error: %v", cc.success, err)
|
||
|
|
}
|
||
|
|
te.cc.Close()
|
||
|
|
te.srv.GracefulStop() // Wait for the server to stop.
|
||
|
|
|
||
|
|
for {
|
||
|
|
h.mu.Lock()
|
||
|
|
if len(h.gotRPC) >= len(checkFuncs) {
|
||
|
|
h.mu.Unlock()
|
||
|
|
break
|
||
|
|
}
|
||
|
|
h.mu.Unlock()
|
||
|
|
time.Sleep(10 * time.Millisecond)
|
||
|
|
}
|
||
|
|
|
||
|
|
for {
|
||
|
|
h.mu.Lock()
|
||
|
|
if _, ok := h.gotConn[len(h.gotConn)-1].s.(*stats.ConnEnd); ok {
|
||
|
|
h.mu.Unlock()
|
||
|
|
break
|
||
|
|
}
|
||
|
|
h.mu.Unlock()
|
||
|
|
time.Sleep(10 * time.Millisecond)
|
||
|
|
}
|
||
|
|
|
||
|
|
expect := &expectedData{
|
||
|
|
serverAddr: te.srvAddr,
|
||
|
|
compression: tc.compress,
|
||
|
|
requests: reqs,
|
||
|
|
responses: resps,
|
||
|
|
err: err,
|
||
|
|
}
|
||
|
|
if !cc.streaming {
|
||
|
|
expect.method = "/grpc.testing.TestService/UnaryCall"
|
||
|
|
} else {
|
||
|
|
expect.method = "/grpc.testing.TestService/FullDuplexCall"
|
||
|
|
}
|
||
|
|
|
||
|
|
checkConnStats(t, h.gotConn)
|
||
|
|
checkServerStats(t, h.gotRPC, expect, checkFuncs)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestServerStatsUnaryRPC(t *testing.T) {
|
||
|
|
testServerStats(t, &testConfig{compress: ""}, &rpcConfig{success: true}, []func(t *testing.T, d *gotData, e *expectedData){
|
||
|
|
checkInHeader,
|
||
|
|
checkBegin,
|
||
|
|
checkInPayload,
|
||
|
|
checkOutHeader,
|
||
|
|
checkOutPayload,
|
||
|
|
checkOutTrailer,
|
||
|
|
checkEnd,
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestServerStatsUnaryRPCError(t *testing.T) {
|
||
|
|
testServerStats(t, &testConfig{compress: ""}, &rpcConfig{success: false}, []func(t *testing.T, d *gotData, e *expectedData){
|
||
|
|
checkInHeader,
|
||
|
|
checkBegin,
|
||
|
|
checkInPayload,
|
||
|
|
checkOutHeader,
|
||
|
|
checkOutTrailer,
|
||
|
|
checkEnd,
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestServerStatsStreamingRPC(t *testing.T) {
|
||
|
|
count := 5
|
||
|
|
checkFuncs := []func(t *testing.T, d *gotData, e *expectedData){
|
||
|
|
checkInHeader,
|
||
|
|
checkBegin,
|
||
|
|
checkOutHeader,
|
||
|
|
}
|
||
|
|
ioPayFuncs := []func(t *testing.T, d *gotData, e *expectedData){
|
||
|
|
checkInPayload,
|
||
|
|
checkOutPayload,
|
||
|
|
}
|
||
|
|
for i := 0; i < count; i++ {
|
||
|
|
checkFuncs = append(checkFuncs, ioPayFuncs...)
|
||
|
|
}
|
||
|
|
checkFuncs = append(checkFuncs,
|
||
|
|
checkOutTrailer,
|
||
|
|
checkEnd,
|
||
|
|
)
|
||
|
|
testServerStats(t, &testConfig{compress: "gzip"}, &rpcConfig{count: count, success: true, streaming: true}, checkFuncs)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestServerStatsStreamingRPCError(t *testing.T) {
|
||
|
|
count := 5
|
||
|
|
testServerStats(t, &testConfig{compress: "gzip"}, &rpcConfig{count: count, success: false, streaming: true}, []func(t *testing.T, d *gotData, e *expectedData){
|
||
|
|
checkInHeader,
|
||
|
|
checkBegin,
|
||
|
|
checkOutHeader,
|
||
|
|
checkInPayload,
|
||
|
|
checkOutTrailer,
|
||
|
|
checkEnd,
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
type checkFuncWithCount struct {
|
||
|
|
f func(t *testing.T, d *gotData, e *expectedData)
|
||
|
|
c int // expected count
|
||
|
|
}
|
||
|
|
|
||
|
|
func checkClientStats(t *testing.T, got []*gotData, expect *expectedData, checkFuncs map[int]*checkFuncWithCount) {
|
||
|
|
var expectLen int
|
||
|
|
for _, v := range checkFuncs {
|
||
|
|
expectLen += v.c
|
||
|
|
}
|
||
|
|
if len(got) != expectLen {
|
||
|
|
for i, g := range got {
|
||
|
|
t.Errorf(" - %v, %T", i, g.s)
|
||
|
|
}
|
||
|
|
t.Fatalf("got %v stats, want %v stats", len(got), expectLen)
|
||
|
|
}
|
||
|
|
|
||
|
|
var rpcctx context.Context
|
||
|
|
for i := 0; i < len(got); i++ {
|
||
|
|
if _, ok := got[i].s.(stats.RPCStats); ok {
|
||
|
|
if rpcctx != nil && got[i].ctx != rpcctx {
|
||
|
|
t.Fatalf("got different contexts with stats %T", got[i].s)
|
||
|
|
}
|
||
|
|
rpcctx = got[i].ctx
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, s := range got {
|
||
|
|
switch s.s.(type) {
|
||
|
|
case *stats.Begin:
|
||
|
|
if checkFuncs[begin].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[begin].f(t, s, expect)
|
||
|
|
checkFuncs[begin].c--
|
||
|
|
case *stats.OutHeader:
|
||
|
|
if checkFuncs[outHeader].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[outHeader].f(t, s, expect)
|
||
|
|
checkFuncs[outHeader].c--
|
||
|
|
case *stats.OutPayload:
|
||
|
|
if checkFuncs[outPayload].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[outPayload].f(t, s, expect)
|
||
|
|
checkFuncs[outPayload].c--
|
||
|
|
case *stats.InHeader:
|
||
|
|
if checkFuncs[inHeader].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[inHeader].f(t, s, expect)
|
||
|
|
checkFuncs[inHeader].c--
|
||
|
|
case *stats.InPayload:
|
||
|
|
if checkFuncs[inPayload].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[inPayload].f(t, s, expect)
|
||
|
|
checkFuncs[inPayload].c--
|
||
|
|
case *stats.InTrailer:
|
||
|
|
if checkFuncs[inTrailer].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[inTrailer].f(t, s, expect)
|
||
|
|
checkFuncs[inTrailer].c--
|
||
|
|
case *stats.End:
|
||
|
|
if checkFuncs[end].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[end].f(t, s, expect)
|
||
|
|
checkFuncs[end].c--
|
||
|
|
case *stats.ConnBegin:
|
||
|
|
if checkFuncs[connbegin].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[connbegin].f(t, s, expect)
|
||
|
|
checkFuncs[connbegin].c--
|
||
|
|
case *stats.ConnEnd:
|
||
|
|
if checkFuncs[connend].c <= 0 {
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
checkFuncs[connend].f(t, s, expect)
|
||
|
|
checkFuncs[connend].c--
|
||
|
|
default:
|
||
|
|
t.Fatalf("unexpected stats: %T", s.s)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func testClientStats(t *testing.T, tc *testConfig, cc *rpcConfig, checkFuncs map[int]*checkFuncWithCount) {
|
||
|
|
h := &statshandler{}
|
||
|
|
te := newTest(t, tc, h, nil)
|
||
|
|
te.startServer(&testServer{})
|
||
|
|
defer te.tearDown()
|
||
|
|
|
||
|
|
var (
|
||
|
|
reqs []*testpb.SimpleRequest
|
||
|
|
resps []*testpb.SimpleResponse
|
||
|
|
err error
|
||
|
|
)
|
||
|
|
if !cc.streaming {
|
||
|
|
req, resp, e := te.doUnaryCall(cc)
|
||
|
|
reqs = []*testpb.SimpleRequest{req}
|
||
|
|
resps = []*testpb.SimpleResponse{resp}
|
||
|
|
err = e
|
||
|
|
} else {
|
||
|
|
reqs, resps, err = te.doFullDuplexCallRoundtrip(cc)
|
||
|
|
}
|
||
|
|
if cc.success != (err == nil) {
|
||
|
|
t.Fatalf("cc.success: %v, got error: %v", cc.success, err)
|
||
|
|
}
|
||
|
|
te.cc.Close()
|
||
|
|
te.srv.GracefulStop() // Wait for the server to stop.
|
||
|
|
|
||
|
|
lenRPCStats := 0
|
||
|
|
for _, v := range checkFuncs {
|
||
|
|
lenRPCStats += v.c
|
||
|
|
}
|
||
|
|
for {
|
||
|
|
h.mu.Lock()
|
||
|
|
if len(h.gotRPC) >= lenRPCStats {
|
||
|
|
h.mu.Unlock()
|
||
|
|
break
|
||
|
|
}
|
||
|
|
h.mu.Unlock()
|
||
|
|
time.Sleep(10 * time.Millisecond)
|
||
|
|
}
|
||
|
|
|
||
|
|
for {
|
||
|
|
h.mu.Lock()
|
||
|
|
if _, ok := h.gotConn[len(h.gotConn)-1].s.(*stats.ConnEnd); ok {
|
||
|
|
h.mu.Unlock()
|
||
|
|
break
|
||
|
|
}
|
||
|
|
h.mu.Unlock()
|
||
|
|
time.Sleep(10 * time.Millisecond)
|
||
|
|
}
|
||
|
|
|
||
|
|
expect := &expectedData{
|
||
|
|
serverAddr: te.srvAddr,
|
||
|
|
compression: tc.compress,
|
||
|
|
requests: reqs,
|
||
|
|
responses: resps,
|
||
|
|
failfast: cc.failfast,
|
||
|
|
err: err,
|
||
|
|
}
|
||
|
|
if !cc.streaming {
|
||
|
|
expect.method = "/grpc.testing.TestService/UnaryCall"
|
||
|
|
} else {
|
||
|
|
expect.method = "/grpc.testing.TestService/FullDuplexCall"
|
||
|
|
}
|
||
|
|
|
||
|
|
checkConnStats(t, h.gotConn)
|
||
|
|
checkClientStats(t, h.gotRPC, expect, checkFuncs)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestClientStatsUnaryRPC(t *testing.T) {
|
||
|
|
testClientStats(t, &testConfig{compress: ""}, &rpcConfig{success: true, failfast: false}, map[int]*checkFuncWithCount{
|
||
|
|
begin: {checkBegin, 1},
|
||
|
|
outHeader: {checkOutHeader, 1},
|
||
|
|
outPayload: {checkOutPayload, 1},
|
||
|
|
inHeader: {checkInHeader, 1},
|
||
|
|
inPayload: {checkInPayload, 1},
|
||
|
|
inTrailer: {checkInTrailer, 1},
|
||
|
|
end: {checkEnd, 1},
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestClientStatsUnaryRPCError(t *testing.T) {
|
||
|
|
testClientStats(t, &testConfig{compress: ""}, &rpcConfig{success: false, failfast: false}, map[int]*checkFuncWithCount{
|
||
|
|
begin: {checkBegin, 1},
|
||
|
|
outHeader: {checkOutHeader, 1},
|
||
|
|
outPayload: {checkOutPayload, 1},
|
||
|
|
inHeader: {checkInHeader, 1},
|
||
|
|
inTrailer: {checkInTrailer, 1},
|
||
|
|
end: {checkEnd, 1},
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestClientStatsStreamingRPC(t *testing.T) {
|
||
|
|
count := 5
|
||
|
|
testClientStats(t, &testConfig{compress: "gzip"}, &rpcConfig{count: count, success: true, failfast: false, streaming: true}, map[int]*checkFuncWithCount{
|
||
|
|
begin: {checkBegin, 1},
|
||
|
|
outHeader: {checkOutHeader, 1},
|
||
|
|
outPayload: {checkOutPayload, count},
|
||
|
|
inHeader: {checkInHeader, 1},
|
||
|
|
inPayload: {checkInPayload, count},
|
||
|
|
inTrailer: {checkInTrailer, 1},
|
||
|
|
end: {checkEnd, 1},
|
||
|
|
})
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestClientStatsStreamingRPCError(t *testing.T) {
|
||
|
|
count := 5
|
||
|
|
testClientStats(t, &testConfig{compress: "gzip"}, &rpcConfig{count: count, success: false, failfast: false, streaming: true}, map[int]*checkFuncWithCount{
|
||
|
|
begin: {checkBegin, 1},
|
||
|
|
outHeader: {checkOutHeader, 1},
|
||
|
|
outPayload: {checkOutPayload, 1},
|
||
|
|
inHeader: {checkInHeader, 1},
|
||
|
|
inTrailer: {checkInTrailer, 1},
|
||
|
|
end: {checkEnd, 1},
|
||
|
|
})
|
||
|
|
}
|