Rename the test binary to containerd-test.

Signed-off-by: Lantao Liu <lantaol@google.com>

integration/test_utils.go

@@ -60,6 +60,7 @@ var (
 var criEndpoint = flag.String("cri-endpoint", "unix:///run/containerd/containerd.sock", "The endpoint of cri plugin.")
 var criRoot = flag.String("cri-root", "/var/lib/containerd/io.containerd.grpc.v1.cri", "The root directory of cri plugin.")
 var runtimeHandler = flag.String("runtime-handler", "", "The runtime handler to use in the test.")
+var containerdBin = flag.String("containerd-bin", "containerd", "The containerd binary name. The name is used to restart containerd during test.")
 
 func init() {
 	flag.Parse()
@@ -395,12 +396,12 @@ func SandboxInfo(id string) (*runtime.PodSandboxStatus, *server.SandboxInfo, err
 }
 
 func RestartContainerd(t *testing.T) {
-	require.NoError(t, KillProcess("containerd"))
+	require.NoError(t, KillProcess(*containerdBin))
 
 	// Use assert so that the 3rd wait always runs, this makes sure
 	// containerd is running before this function returns.
 	assert.NoError(t, Eventually(func() (bool, error) {
-		pid, err := PidOf("containerd")
+		pid, err := PidOf(*containerdBin)
 		if err != nil {
 			return false, err
 		}