Function TestRunContainerWithBridgeNone

integration/network/network_linux_test.go:29–68

(t *testing.T)

)

func TestRunContainerWithBridgeNone(t *testing.T) {
	skip.If(t, testEnv.IsRemoteDaemon, "cannot start daemon on remote test run")
	skip.If(t, testEnv.IsUserNamespace)

	ctx := testutil.StartSpan(baseContext, t)

	d := daemon.New(t)
	d.StartWithBusybox(ctx, t, "-b", "none")
	defer d.Stop(t)

	c := d.NewClientT(t)

	id1 := container.Run(ctx, t, c)
	defer c.ContainerRemove(ctx, id1, client.ContainerRemoveOptions{Force: true})

	result, err := container.Exec(ctx, c, id1, []string{"ip", "l"})
	assert.NilError(t, err)
	assert.Check(t, is.Equal(false, strings.Contains(result.Combined(), "eth0")), "There shouldn't be eth0 in container in default(bridge) mode when bridge network is disabled")

	id2 := container.Run(ctx, t, c, container.WithNetworkMode("bridge"))
	defer c.ContainerRemove(ctx, id2, client.ContainerRemoveOptions{Force: true})

	result, err = container.Exec(ctx, c, id2, []string{"ip", "l"})
	assert.NilError(t, err)
	assert.Check(t, is.Equal(false, strings.Contains(result.Combined(), "eth0")), "There shouldn't be eth0 in container in bridge mode when bridge network is disabled")

	nsCommand := "ls -l /proc/self/ns/net | awk -F '->' '{print $2}'"
	cmd := exec.Command("sh", "-c", nsCommand)
	stdout := bytes.NewBuffer(nil)
	cmd.Stdout = stdout
	err = cmd.Run()
	assert.NilError(t, err, "Failed to get current process network namespace: %+v", err)

	id3 := container.Run(ctx, t, c, container.WithNetworkMode("host"))
	defer c.ContainerRemove(ctx, id3, client.ContainerRemoveOptions{Force: true})

	result, err = container.Exec(ctx, c, id3, []string{"sh", "-c", nsCommand})
	assert.NilError(t, err)
	assert.Check(t, is.Equal(stdout.String(), result.Combined()), "The network namespace of container should be the same with host when --net=host and bridge network is disabled")
}

func TestHostIPv4BridgeLabel(t *testing.T) {
	skip.If(t, testEnv.IsRemoteDaemon)