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Add Go interop http2 client

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This commit is contained in:
Noah Eisen
2017-01-10 15:05:15 -08:00
parent cb653e4b61
commit 9d8ac14538
2 changed files with 187 additions and 12 deletions
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174
interop/http2/negative_http2_client.go Normal file
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@ -0,0 +1,174 @@
/*
*
* Copyright 2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*
* Client used to test http2 error edge cases like GOAWAYs and RST_STREAMs
*
* Documentation:
* https://github.com/grpc/grpc/blob/master/doc/negative-http2-interop-test-descriptions.md
*/
package main
import (
"flag"
"net"
"strconv"
"sync"
"time"
"github.com/golang/protobuf/proto"
"golang.org/x/net/context"
"google.golang.org/grpc"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/grpclog"
"google.golang.org/grpc/interop"
testpb "google.golang.org/grpc/interop/grpc_testing"
)
var (
serverHost = flag.String("server_host", "127.0.0.1", "The server host name")
serverPort = flag.Int("server_port", 8080, "The server port number")
testCase = flag.String("test_case", "goaway",
`Configure different test cases. Valid options are:
goaway : client sends two requests, the server will send a goaway in between;
rst_after_header : server will send rst_stream after it sends headers;
rst_during_data : server will send rst_stream while sending data;
rst_after_data : server will send rst_stream after sending data;
ping : server will send pings between each http2 frame;
max_streams : server will ensure that the max_concurrent_streams limit is upheld;`)
largeReqSize = 271828
largeRespSize = 314159
)
func largeSimpleRequest() *testpb.SimpleRequest {
pl := interop.ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
return &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
Payload: pl,
}
}
// sends two unary calls. The server asserts that the calls use different connections.
func goaway(tc testpb.TestServiceClient) {
interop.DoLargeUnaryCall(tc)
// sleep to ensure that the client has time to recv the GOAWAY.
// TODO(ncteisen): make this less hacky.
time.Sleep(1 * time.Second)
interop.DoLargeUnaryCall(tc)
}
func rstAfterHeader(tc testpb.TestServiceClient) {
req := largeSimpleRequest()
reply, err := tc.UnaryCall(context.Background(), req)
if reply != nil {
grpclog.Fatalf("Client received reply despite server sending rst stream after header")
}
if grpc.Code(err) != codes.Internal {
grpclog.Fatalf("%v.UnaryCall() = _, %v, want _, %v", tc, grpc.Code(err), codes.Internal)
}
}
func rstDuringData(tc testpb.TestServiceClient) {
req := largeSimpleRequest()
reply, err := tc.UnaryCall(context.Background(), req)
if reply != nil {
grpclog.Fatalf("Client received reply despite server sending rst stream during data")
}
if grpc.Code(err) != codes.Unknown {
grpclog.Fatalf("%v.UnaryCall() = _, %v, want _, %v", tc, grpc.Code(err), codes.Unknown)
}
}
func rstAfterData(tc testpb.TestServiceClient) {
req := largeSimpleRequest()
reply, err := tc.UnaryCall(context.Background(), req)
if reply != nil {
grpclog.Fatalf("Client received reply despite server sending rst stream after data")
}
if grpc.Code(err) != codes.Internal {
grpclog.Fatalf("%v.UnaryCall() = _, %v, want _, %v", tc, grpc.Code(err), codes.Internal)
}
}
func ping(tc testpb.TestServiceClient) {
// The server will assert that every ping it sends was ACK-ed by the client.
interop.DoLargeUnaryCall(tc)
}
func maxStreams(tc testpb.TestServiceClient) {
interop.DoLargeUnaryCall(tc)
var wg sync.WaitGroup
for i := 0; i < 15; i++ {
wg.Add(1)
go func() {
defer wg.Done()
interop.DoLargeUnaryCall(tc)
}()
}
wg.Wait()
}
func main() {
flag.Parse()
serverAddr := net.JoinHostPort(*serverHost, strconv.Itoa(*serverPort))
var opts []grpc.DialOption
opts = append(opts, grpc.WithInsecure())
conn, err := grpc.Dial(serverAddr, opts...)
if err != nil {
grpclog.Fatalf("Fail to dial: %v", err)
}
defer conn.Close()
tc := testpb.NewTestServiceClient(conn)
switch *testCase {
case "goaway":
goaway(tc)
grpclog.Println("goaway done")
case "rst_after_header":
rstAfterHeader(tc)
grpclog.Println("rst_after_header done")
case "rst_during_data":
rstDuringData(tc)
grpclog.Println("rst_during_data done")
case "rst_after_data":
rstAfterData(tc)
grpclog.Println("rst_after_data done")
case "ping":
ping(tc)
grpclog.Println("ping done")
case "max_streams":
maxStreams(tc)
grpclog.Println("max_streams done")
default:
grpclog.Fatal("Unsupported test case: ", *testCase)
}
}

25
interop/test_utils.go
View File

@ -60,7 +60,8 @@ var (
trailingMetadataKey = "x-grpc-test-echo-trailing-bin"
)
func clientNewPayload(t testpb.PayloadType, size int) *testpb.Payload {
// ClientNewPayload returns a payload of the given type and size.
func ClientNewPayload(t testpb.PayloadType, size int) *testpb.Payload {
if size < 0 {
grpclog.Fatalf("Requested a response with invalid length %d", size)
}
@ -91,7 +92,7 @@ func DoEmptyUnaryCall(tc testpb.TestServiceClient, args ...grpc.CallOption) {
// DoLargeUnaryCall performs a unary RPC with large payload in the request and response.
func DoLargeUnaryCall(tc testpb.TestServiceClient, args ...grpc.CallOption) {
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
@ -116,7 +117,7 @@ func DoClientStreaming(tc testpb.TestServiceClient, args ...grpc.CallOption) {
}
var sum int
for _, s := range reqSizes {
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, s)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, s)
req := &testpb.StreamingInputCallRequest{
Payload: pl,
}
@ -193,7 +194,7 @@ func DoPingPong(tc testpb.TestServiceClient, args ...grpc.CallOption) {
Size: proto.Int32(int32(respSizes[index])),
},
}
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, reqSizes[index])
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, reqSizes[index])
req := &testpb.StreamingOutputCallRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseParameters: respParam,
@ -249,7 +250,7 @@ func DoTimeoutOnSleepingServer(tc testpb.TestServiceClient, args ...grpc.CallOpt
}
grpclog.Fatalf("%v.FullDuplexCall(_) = _, %v", tc, err)
}
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, 27182)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, 27182)
req := &testpb.StreamingOutputCallRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
Payload: pl,
@ -266,7 +267,7 @@ func DoTimeoutOnSleepingServer(tc testpb.TestServiceClient, args ...grpc.CallOpt
// DoComputeEngineCreds performs a unary RPC with compute engine auth.
func DoComputeEngineCreds(tc testpb.TestServiceClient, serviceAccount, oauthScope string) {
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
@ -298,7 +299,7 @@ func getServiceAccountJSONKey(keyFile string) []byte {
// DoServiceAccountCreds performs a unary RPC with service account auth.
func DoServiceAccountCreds(tc testpb.TestServiceClient, serviceAccountKeyFile, oauthScope string) {
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
@ -323,7 +324,7 @@ func DoServiceAccountCreds(tc testpb.TestServiceClient, serviceAccountKeyFile, o
// DoJWTTokenCreds performs a unary RPC with JWT token auth.
func DoJWTTokenCreds(tc testpb.TestServiceClient, serviceAccountKeyFile string) {
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
@ -357,7 +358,7 @@ func GetToken(serviceAccountKeyFile string, oauthScope string) *oauth2.Token {
// DoOauth2TokenCreds performs a unary RPC with OAUTH2 token auth.
func DoOauth2TokenCreds(tc testpb.TestServiceClient, serviceAccountKeyFile, oauthScope string) {
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
@ -383,7 +384,7 @@ func DoOauth2TokenCreds(tc testpb.TestServiceClient, serviceAccountKeyFile, oaut
// DoPerRPCCreds performs a unary RPC with per RPC OAUTH2 token.
func DoPerRPCCreds(tc testpb.TestServiceClient, serviceAccountKeyFile, oauthScope string) {
jsonKey := getServiceAccountJSONKey(serviceAccountKeyFile)
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, largeReqSize)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(largeRespSize)),
@ -441,7 +442,7 @@ func DoCancelAfterFirstResponse(tc testpb.TestServiceClient, args ...grpc.CallOp
Size: proto.Int32(31415),
},
}
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, 27182)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, 27182)
req := &testpb.StreamingOutputCallRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseParameters: respParam,
@ -486,7 +487,7 @@ func validateMetadata(header, trailer metadata.MD) {
// DoCustomMetadata checks that metadata is echoed back to the client.
func DoCustomMetadata(tc testpb.TestServiceClient, args ...grpc.CallOption) {
// Testing with UnaryCall.
pl := clientNewPayload(testpb.PayloadType_COMPRESSABLE, 1)
pl := ClientNewPayload(testpb.PayloadType_COMPRESSABLE, 1)
req := &testpb.SimpleRequest{
ResponseType: testpb.PayloadType_COMPRESSABLE.Enum(),
ResponseSize: proto.Int32(int32(1)),