mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
376 lines
12 KiB
Go
376 lines
12 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"os"
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"reflect"
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"strings"
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"testing"
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"github.com/docker/docker/integration-cli/cli"
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"github.com/docker/docker/integration-cli/cli/build"
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"github.com/docker/docker/pkg/stringid"
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"github.com/docker/docker/testutil/fakecontext"
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"github.com/docker/go-connections/nat"
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"gotest.tools/v3/assert"
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is "gotest.tools/v3/assert/cmp"
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)
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// Make sure we can create a simple container with some args
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func (s *DockerSuite) TestCreateArgs(c *testing.T) {
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// Intentionally clear entrypoint, as the Windows busybox image needs an entrypoint, which breaks this test
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out, _ := dockerCmd(c, "create", "--entrypoint=", "busybox", "command", "arg1", "arg2", "arg with space", "-c", "flags")
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cleanedContainerID := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "inspect", cleanedContainerID)
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var containers []struct {
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Path string
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Args []string
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}
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err := json.Unmarshal([]byte(out), &containers)
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assert.Assert(c, err == nil, "Error inspecting the container: %s", err)
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assert.Equal(c, len(containers), 1)
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cont := containers[0]
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assert.Equal(c, cont.Path, "command", fmt.Sprintf("Unexpected container path. Expected command, received: %s", cont.Path))
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b := false
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expected := []string{"arg1", "arg2", "arg with space", "-c", "flags"}
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for i, arg := range expected {
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if arg != cont.Args[i] {
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b = true
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break
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}
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}
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if len(cont.Args) != len(expected) || b {
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c.Fatalf("Unexpected args. Expected %v, received: %v", expected, cont.Args)
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}
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}
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// Make sure we can grow the container's rootfs at creation time.
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func (s *DockerSuite) TestCreateGrowRootfs(c *testing.T) {
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// Windows and Devicemapper support growing the rootfs
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if testEnv.OSType != "windows" {
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testRequires(c, Devicemapper)
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}
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out, _ := dockerCmd(c, "create", "--storage-opt", "size=120G", "busybox")
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cleanedContainerID := strings.TrimSpace(out)
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inspectOut := inspectField(c, cleanedContainerID, "HostConfig.StorageOpt")
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assert.Equal(c, inspectOut, "map[size:120G]")
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}
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// Make sure we cannot shrink the container's rootfs at creation time.
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func (s *DockerSuite) TestCreateShrinkRootfs(c *testing.T) {
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testRequires(c, Devicemapper)
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// Ensure this fails because of the defaultBaseFsSize is 10G
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out, _, err := dockerCmdWithError("create", "--storage-opt", "size=5G", "busybox")
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assert.ErrorContains(c, err, "", out)
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assert.Assert(c, strings.Contains(out, "Container size cannot be smaller than"))
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}
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// Make sure we can set hostconfig options too
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func (s *DockerSuite) TestCreateHostConfig(c *testing.T) {
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out, _ := dockerCmd(c, "create", "-P", "busybox", "echo")
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cleanedContainerID := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "inspect", cleanedContainerID)
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var containers []struct {
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HostConfig *struct {
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PublishAllPorts bool
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}
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}
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err := json.Unmarshal([]byte(out), &containers)
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assert.Assert(c, err == nil, "Error inspecting the container: %s", err)
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assert.Equal(c, len(containers), 1)
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cont := containers[0]
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assert.Assert(c, cont.HostConfig != nil, "Expected HostConfig, got none")
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assert.Assert(c, cont.HostConfig.PublishAllPorts, "Expected PublishAllPorts, got false")
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}
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func (s *DockerSuite) TestCreateWithPortRange(c *testing.T) {
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out, _ := dockerCmd(c, "create", "-p", "3300-3303:3300-3303/tcp", "busybox", "echo")
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cleanedContainerID := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "inspect", cleanedContainerID)
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var containers []struct {
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HostConfig *struct {
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PortBindings map[nat.Port][]nat.PortBinding
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}
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}
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err := json.Unmarshal([]byte(out), &containers)
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assert.Assert(c, err == nil, "Error inspecting the container: %s", err)
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assert.Equal(c, len(containers), 1)
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cont := containers[0]
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assert.Assert(c, cont.HostConfig != nil, "Expected HostConfig, got none")
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assert.Equal(c, len(cont.HostConfig.PortBindings), 4, fmt.Sprintf("Expected 4 ports bindings, got %d", len(cont.HostConfig.PortBindings)))
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for k, v := range cont.HostConfig.PortBindings {
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assert.Equal(c, len(v), 1, fmt.Sprintf("Expected 1 ports binding, for the port %s but found %s", k, v))
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assert.Equal(c, k.Port(), v[0].HostPort, fmt.Sprintf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort))
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}
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}
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func (s *DockerSuite) TestCreateWithLargePortRange(c *testing.T) {
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out, _ := dockerCmd(c, "create", "-p", "1-65535:1-65535/tcp", "busybox", "echo")
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cleanedContainerID := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "inspect", cleanedContainerID)
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var containers []struct {
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HostConfig *struct {
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PortBindings map[nat.Port][]nat.PortBinding
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}
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}
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err := json.Unmarshal([]byte(out), &containers)
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assert.Assert(c, err == nil, "Error inspecting the container: %s", err)
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assert.Equal(c, len(containers), 1)
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cont := containers[0]
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assert.Assert(c, cont.HostConfig != nil, "Expected HostConfig, got none")
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assert.Equal(c, len(cont.HostConfig.PortBindings), 65535)
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for k, v := range cont.HostConfig.PortBindings {
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assert.Equal(c, len(v), 1)
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assert.Equal(c, k.Port(), v[0].HostPort, fmt.Sprintf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort))
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}
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}
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// "test123" should be printed by docker create + start
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func (s *DockerSuite) TestCreateEchoStdout(c *testing.T) {
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out, _ := dockerCmd(c, "create", "busybox", "echo", "test123")
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cleanedContainerID := strings.TrimSpace(out)
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out, _ = dockerCmd(c, "start", "-ai", cleanedContainerID)
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assert.Equal(c, out, "test123\n", "container should've printed 'test123', got %q", out)
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}
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func (s *DockerSuite) TestCreateVolumesCreated(c *testing.T) {
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testRequires(c, testEnv.IsLocalDaemon)
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prefix, slash := getPrefixAndSlashFromDaemonPlatform()
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name := "test_create_volume"
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dockerCmd(c, "create", "--name", name, "-v", prefix+slash+"foo", "busybox")
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dir, err := inspectMountSourceField(name, prefix+slash+"foo")
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assert.Assert(c, err == nil, "Error getting volume host path: %q", err)
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if _, err := os.Stat(dir); err != nil && os.IsNotExist(err) {
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c.Fatalf("Volume was not created")
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}
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if err != nil {
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c.Fatalf("Error statting volume host path: %q", err)
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}
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}
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func (s *DockerSuite) TestCreateLabels(c *testing.T) {
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name := "test_create_labels"
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expected := map[string]string{"k1": "v1", "k2": "v2"}
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dockerCmd(c, "create", "--name", name, "-l", "k1=v1", "--label", "k2=v2", "busybox")
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actual := make(map[string]string)
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inspectFieldAndUnmarshall(c, name, "Config.Labels", &actual)
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if !reflect.DeepEqual(expected, actual) {
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c.Fatalf("Expected %s got %s", expected, actual)
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}
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}
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func (s *DockerSuite) TestCreateLabelFromImage(c *testing.T) {
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imageName := "testcreatebuildlabel"
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buildImageSuccessfully(c, imageName, build.WithDockerfile(`FROM busybox
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LABEL k1=v1 k2=v2`))
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name := "test_create_labels_from_image"
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expected := map[string]string{"k2": "x", "k3": "v3", "k1": "v1"}
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dockerCmd(c, "create", "--name", name, "-l", "k2=x", "--label", "k3=v3", imageName)
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actual := make(map[string]string)
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inspectFieldAndUnmarshall(c, name, "Config.Labels", &actual)
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if !reflect.DeepEqual(expected, actual) {
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c.Fatalf("Expected %s got %s", expected, actual)
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}
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}
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func (s *DockerSuite) TestCreateHostnameWithNumber(c *testing.T) {
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image := "busybox"
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// Busybox on Windows does not implement hostname command
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if testEnv.OSType == "windows" {
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image = testEnv.PlatformDefaults.BaseImage
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}
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out, _ := dockerCmd(c, "run", "-h", "web.0", image, "hostname")
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assert.Equal(c, strings.TrimSpace(out), "web.0", "hostname not set, expected `web.0`, got: %s", out)
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}
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func (s *DockerSuite) TestCreateRM(c *testing.T) {
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// Test to make sure we can 'rm' a new container that is in
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// "Created" state, and has ever been run. Test "rm -f" too.
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// create a container
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out, _ := dockerCmd(c, "create", "busybox")
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cID := strings.TrimSpace(out)
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dockerCmd(c, "rm", cID)
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// Now do it again so we can "rm -f" this time
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out, _ = dockerCmd(c, "create", "busybox")
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cID = strings.TrimSpace(out)
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dockerCmd(c, "rm", "-f", cID)
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}
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func (s *DockerSuite) TestCreateModeIpcContainer(c *testing.T) {
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// Uses Linux specific functionality (--ipc)
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testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
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out, _ := dockerCmd(c, "create", "busybox")
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id := strings.TrimSpace(out)
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dockerCmd(c, "create", fmt.Sprintf("--ipc=container:%s", id), "busybox")
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}
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func (s *DockerSuite) TestCreateByImageID(c *testing.T) {
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imageName := "testcreatebyimageid"
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buildImageSuccessfully(c, imageName, build.WithDockerfile(`FROM busybox
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MAINTAINER dockerio`))
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imageID := getIDByName(c, imageName)
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truncatedImageID := stringid.TruncateID(imageID)
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dockerCmd(c, "create", imageID)
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dockerCmd(c, "create", truncatedImageID)
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// Ensure this fails
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out, exit, _ := dockerCmdWithError("create", fmt.Sprintf("%s:%s", imageName, imageID))
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if exit == 0 {
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c.Fatalf("expected non-zero exit code; received %d", exit)
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}
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if expected := "invalid reference format"; !strings.Contains(out, expected) {
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c.Fatalf(`Expected %q in output; got: %s`, expected, out)
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}
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if i := strings.IndexRune(imageID, ':'); i >= 0 {
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imageID = imageID[i+1:]
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}
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out, exit, _ = dockerCmdWithError("create", fmt.Sprintf("%s:%s", "wrongimage", imageID))
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if exit == 0 {
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c.Fatalf("expected non-zero exit code; received %d", exit)
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}
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if expected := "Unable to find image"; !strings.Contains(out, expected) {
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c.Fatalf(`Expected %q in output; got: %s`, expected, out)
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}
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}
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func (s *DockerSuite) TestCreateStopSignal(c *testing.T) {
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name := "test_create_stop_signal"
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dockerCmd(c, "create", "--name", name, "--stop-signal", "9", "busybox")
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res := inspectFieldJSON(c, name, "Config.StopSignal")
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assert.Assert(c, strings.Contains(res, "9"))
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}
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func (s *DockerSuite) TestCreateWithWorkdir(c *testing.T) {
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name := "foo"
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prefix, slash := getPrefixAndSlashFromDaemonPlatform()
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dir := prefix + slash + "home" + slash + "foo" + slash + "bar"
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dockerCmd(c, "create", "--name", name, "-w", dir, "busybox")
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// Windows does not create the workdir until the container is started
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if testEnv.OSType == "windows" {
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dockerCmd(c, "start", name)
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if testEnv.DaemonInfo.Isolation.IsHyperV() {
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// Hyper-V isolated containers do not allow file-operations on a
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// running container. This test currently uses `docker cp` to verify
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// that the WORKDIR was automatically created, which cannot be done
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// while the container is running.
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dockerCmd(c, "stop", name)
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}
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}
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// TODO: rewrite this test to not use `docker cp` for verifying that the WORKDIR was created
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dockerCmd(c, "cp", fmt.Sprintf("%s:%s", name, dir), prefix+slash+"tmp")
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}
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func (s *DockerSuite) TestCreateWithInvalidLogOpts(c *testing.T) {
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name := "test-invalidate-log-opts"
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out, _, err := dockerCmdWithError("create", "--name", name, "--log-opt", "invalid=true", "busybox")
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assert.ErrorContains(c, err, "")
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assert.Assert(c, strings.Contains(out, "unknown log opt"))
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assert.Assert(c, is.Contains(out, "unknown log opt"))
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out, _ = dockerCmd(c, "ps", "-a")
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assert.Assert(c, !strings.Contains(out, name))
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}
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// #20972
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func (s *DockerSuite) TestCreate64ByteHexID(c *testing.T) {
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out := inspectField(c, "busybox", "Id")
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imageID := strings.TrimPrefix(strings.TrimSpace(out), "sha256:")
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dockerCmd(c, "create", imageID)
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}
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// Test case for #23498
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func (s *DockerSuite) TestCreateUnsetEntrypoint(c *testing.T) {
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name := "test-entrypoint"
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dockerfile := `FROM busybox
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ADD entrypoint.sh /entrypoint.sh
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RUN chmod 755 /entrypoint.sh
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ENTRYPOINT ["/entrypoint.sh"]
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CMD echo foobar`
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ctx := fakecontext.New(c, "",
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fakecontext.WithDockerfile(dockerfile),
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fakecontext.WithFiles(map[string]string{
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"entrypoint.sh": `#!/bin/sh
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echo "I am an entrypoint"
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exec "$@"`,
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}))
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defer ctx.Close()
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cli.BuildCmd(c, name, build.WithExternalBuildContext(ctx))
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out := cli.DockerCmd(c, "create", "--entrypoint=", name, "echo", "foo").Combined()
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id := strings.TrimSpace(out)
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assert.Assert(c, id != "")
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out = cli.DockerCmd(c, "start", "-a", id).Combined()
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assert.Equal(c, strings.TrimSpace(out), "foo")
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}
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// #22471
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func (s *DockerSuite) TestCreateStopTimeout(c *testing.T) {
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name1 := "test_create_stop_timeout_1"
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dockerCmd(c, "create", "--name", name1, "--stop-timeout", "15", "busybox")
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res := inspectFieldJSON(c, name1, "Config.StopTimeout")
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assert.Assert(c, strings.Contains(res, "15"))
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name2 := "test_create_stop_timeout_2"
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dockerCmd(c, "create", "--name", name2, "busybox")
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res = inspectFieldJSON(c, name2, "Config.StopTimeout")
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assert.Assert(c, strings.Contains(res, "null"))
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}
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