snapshot of https://github.com/grpc/grpc-go.git (master, 2026-09-15; blobs > 131072B omitted)

channelz/service/service_sktopt_test.go

@@ -0,0 +1,98 @@
+//go:build linux && (386 || amd64)
+// +build linux
+// +build 386 amd64
+
+/*
+ *
+ * Copyright 2018 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+// SocketOptions is only supported on linux system. The functions defined in
+// this file are to parse the socket option field and the test is specifically
+// to verify the behavior of socket option parsing.
+
+package service
+
+import (
+	"context"
+	"testing"
+	"time"
+
+	"github.com/google/go-cmp/cmp"
+	"golang.org/x/sys/unix"
+	"google.golang.org/grpc/internal/channelz"
+	"google.golang.org/grpc/internal/testutils"
+	"google.golang.org/protobuf/testing/protocmp"
+	"google.golang.org/protobuf/types/known/durationpb"
+
+	channelzpb "google.golang.org/grpc/channelz/grpc_channelz_v1"
+)
+
+func (s) TestGetSocketOptions(t *testing.T) {
+	ss := &channelz.Socket{
+		SocketOptions: &channelz.SocketOptionData{
+			Linger:      &unix.Linger{Onoff: 1, Linger: 2},
+			RecvTimeout: &unix.Timeval{Sec: 10, Usec: 1},
+			SendTimeout: &unix.Timeval{},
+			TCPInfo:     &unix.TCPInfo{State: 1},
+		},
+	}
+	svr := newCZServer()
+	czServer := channelz.RegisterServer("test svr")
+	defer channelz.RemoveEntry(czServer.ID)
+	id := channelz.RegisterSocket(&channelz.Socket{SocketType: channelz.SocketTypeNormal, RefName: "0", Parent: czServer, SocketOptions: ss.SocketOptions})
+	defer channelz.RemoveEntry(id.ID)
+	ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout)
+	defer cancel()
+	resp, _ := svr.GetSocket(ctx, &channelzpb.GetSocketRequest{SocketId: id.ID})
+	{
+		got, want := resp.GetSocket().GetRef(), &channelzpb.SocketRef{SocketId: id.ID, Name: "0"}
+		if diff := cmp.Diff(got, want, protocmp.Transform()); diff != "" {
+			t.Fatal("resp.GetSocket() ref (-got +want): ", diff)
+		}
+	}
+	{
+		got := resp.GetSocket().GetData().GetOption()
+		want := []*channelzpb.SocketOption{{
+			Name: "SO_LINGER",
+			Additional: testutils.MarshalAny(
+				t,
+				&channelzpb.SocketOptionLinger{Active: true, Duration: durationpb.New(2 * time.Second)},
+			),
+		}, {
+			Name: "SO_RCVTIMEO",
+			Additional: testutils.MarshalAny(
+				t,
+				&channelzpb.SocketOptionTimeout{Duration: durationpb.New(10*time.Second + time.Microsecond)},
+			),
+		}, {
+			Name: "SO_SNDTIMEO",
+			Additional: testutils.MarshalAny(
+				t,
+				&channelzpb.SocketOptionTimeout{Duration: durationpb.New(0)},
+			),
+		}, {
+			Name: "TCP_INFO",
+			Additional: testutils.MarshalAny(
+				t,
+				&channelzpb.SocketOptionTcpInfo{TcpiState: 1},
+			),
+		}}
+		if diff := cmp.Diff(got, want, protocmp.Transform()); diff != "" {
+			t.Fatal("resp.GetSocket() options (-got +want): ", diff)
+		}
+	}
+}