package main import ( "encoding/json" "fmt" "os" "os/exec" "reflect" "strings" "time" "github.com/docker/docker/nat" "github.com/go-check/check" ) // Make sure we can create a simple container with some args func (s *DockerSuite) TestCreateArgs(c *check.C) { runCmd := exec.Command(dockerBinary, "create", "busybox", "command", "arg1", "arg2", "arg with space") out, _, _, err := runCommandWithStdoutStderr(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID) out, _, err = runCommandWithOutput(inspectCmd) if err != nil { c.Fatalf("out should've been a container id: %s, %v", out, err) } containers := []struct { ID string Created time.Time Path string Args []string Image string }{} if err := json.Unmarshal([]byte(out), &containers); err != nil { c.Fatalf("Error inspecting the container: %s", err) } if len(containers) != 1 { c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers)) } cont := containers[0] if cont.Path != "command" { c.Fatalf("Unexpected container path. Expected command, received: %s", cont.Path) } b := false expected := []string{"arg1", "arg2", "arg with space"} for i, arg := range expected { if arg != cont.Args[i] { b = true break } } if len(cont.Args) != len(expected) || b { c.Fatalf("Unexpected args. Expected %v, received: %v", expected, cont.Args) } } // Make sure we can set hostconfig options too func (s *DockerSuite) TestCreateHostConfig(c *check.C) { runCmd := exec.Command(dockerBinary, "create", "-P", "busybox", "echo") out, _, _, err := runCommandWithStdoutStderr(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID) out, _, err = runCommandWithOutput(inspectCmd) if err != nil { c.Fatalf("out should've been a container id: %s, %v", out, err) } containers := []struct { HostConfig *struct { PublishAllPorts bool } }{} if err := json.Unmarshal([]byte(out), &containers); err != nil { c.Fatalf("Error inspecting the container: %s", err) } if len(containers) != 1 { c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers)) } cont := containers[0] if cont.HostConfig == nil { c.Fatalf("Expected HostConfig, got none") } if !cont.HostConfig.PublishAllPorts { c.Fatalf("Expected PublishAllPorts, got false") } } func (s *DockerSuite) TestCreateWithPortRange(c *check.C) { runCmd := exec.Command(dockerBinary, "create", "-p", "3300-3303:3300-3303/tcp", "busybox", "echo") out, _, _, err := runCommandWithStdoutStderr(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID) out, _, err = runCommandWithOutput(inspectCmd) if err != nil { c.Fatalf("out should've been a container id: %s, %v", out, err) } containers := []struct { HostConfig *struct { PortBindings map[nat.Port][]nat.PortBinding } }{} if err := json.Unmarshal([]byte(out), &containers); err != nil { c.Fatalf("Error inspecting the container: %s", err) } if len(containers) != 1 { c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers)) } cont := containers[0] if cont.HostConfig == nil { c.Fatalf("Expected HostConfig, got none") } if len(cont.HostConfig.PortBindings) != 4 { c.Fatalf("Expected 4 ports bindings, got %d", len(cont.HostConfig.PortBindings)) } for k, v := range cont.HostConfig.PortBindings { if len(v) != 1 { c.Fatalf("Expected 1 ports binding, for the port %s but found %s", k, v) } if k.Port() != v[0].HostPort { c.Fatalf("Expected host port %d to match published port %d", k.Port(), v[0].HostPort) } } } func (s *DockerSuite) TestCreateWithiLargePortRange(c *check.C) { runCmd := exec.Command(dockerBinary, "create", "-p", "1-65535:1-65535/tcp", "busybox", "echo") out, _, _, err := runCommandWithStdoutStderr(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID) out, _, err = runCommandWithOutput(inspectCmd) if err != nil { c.Fatalf("out should've been a container id: %s, %v", out, err) } containers := []struct { HostConfig *struct { PortBindings map[nat.Port][]nat.PortBinding } }{} if err := json.Unmarshal([]byte(out), &containers); err != nil { c.Fatalf("Error inspecting the container: %s", err) } if len(containers) != 1 { c.Fatalf("Unexpected container count. Expected 0, received: %d", len(containers)) } cont := containers[0] if cont.HostConfig == nil { c.Fatalf("Expected HostConfig, got none") } if len(cont.HostConfig.PortBindings) != 65535 { c.Fatalf("Expected 65535 ports bindings, got %d", len(cont.HostConfig.PortBindings)) } for k, v := range cont.HostConfig.PortBindings { if len(v) != 1 { c.Fatalf("Expected 1 ports binding, for the port %s but found %s", k, v) } if k.Port() != v[0].HostPort { c.Fatalf("Expected host port %d to match published port %d", k.Port(), v[0].HostPort) } } } // "test123" should be printed by docker create + start func (s *DockerSuite) TestCreateEchoStdout(c *check.C) { runCmd := exec.Command(dockerBinary, "create", "busybox", "echo", "test123") out, _, _, err := runCommandWithStdoutStderr(runCmd) if err != nil { c.Fatal(out, err) } cleanedContainerID := strings.TrimSpace(out) runCmd = exec.Command(dockerBinary, "start", "-ai", cleanedContainerID) out, _, _, err = runCommandWithStdoutStderr(runCmd) if err != nil { c.Fatal(out, err) } if out != "test123\n" { c.Errorf("container should've printed 'test123', got %q", out) } } func (s *DockerSuite) TestCreateVolumesCreated(c *check.C) { testRequires(c, SameHostDaemon) name := "test_create_volume" if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "create", "--name", name, "-v", "/foo", "busybox")); err != nil { c.Fatal(out, err) } dir, err := inspectFieldMap(name, "Volumes", "/foo") if err != nil { c.Fatalf("Error getting volume host path: %q", err) } if _, err := os.Stat(dir); err != nil && os.IsNotExist(err) { c.Fatalf("Volume was not created") } if err != nil { c.Fatalf("Error statting volume host path: %q", err) } } func (s *DockerSuite) TestCreateLabels(c *check.C) { name := "test_create_labels" expected := map[string]string{"k1": "v1", "k2": "v2"} if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "create", "--name", name, "-l", "k1=v1", "--label", "k2=v2", "busybox")); err != nil { c.Fatal(out, err) } actual := make(map[string]string) err := inspectFieldAndMarshall(name, "Config.Labels", &actual) if err != nil { c.Fatal(err) } if !reflect.DeepEqual(expected, actual) { c.Fatalf("Expected %s got %s", expected, actual) } } func (s *DockerSuite) TestCreateLabelFromImage(c *check.C) { imageName := "testcreatebuildlabel" _, err := buildImage(imageName, `FROM busybox LABEL k1=v1 k2=v2`, true) if err != nil { c.Fatal(err) } name := "test_create_labels_from_image" expected := map[string]string{"k2": "x", "k3": "v3"} if out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "create", "--name", name, "-l", "k2=x", "--label", "k3=v3", imageName)); err != nil { c.Fatal(out, err) } actual := make(map[string]string) err = inspectFieldAndMarshall(name, "Config.Labels", &actual) if err != nil { c.Fatal(err) } if !reflect.DeepEqual(expected, actual) { c.Fatalf("Expected %s got %s", expected, actual) } } func (s *DockerSuite) TestCreateHostnameWithNumber(c *check.C) { out, _ := dockerCmd(c, "run", "-h", "web.0", "busybox", "hostname") if strings.TrimSpace(out) != "web.0" { c.Fatalf("hostname not set, expected `web.0`, got: %s", out) } } func (s *DockerSuite) TestCreateRM(c *check.C) { // Test to make sure we can 'rm' a new container that is in // "Created" state, and has ever been run. Test "rm -f" too. // create a container createCmd := exec.Command(dockerBinary, "create", "busybox") out, _, err := runCommandWithOutput(createCmd) if err != nil { c.Fatalf("Failed to create container:%s\n%s", out, err) } cID := strings.TrimSpace(out) rmCmd := exec.Command(dockerBinary, "rm", cID) out, _, err = runCommandWithOutput(rmCmd) if err != nil { c.Fatalf("Failed to rm container:%s\n%s", out, err) } // Now do it again so we can "rm -f" this time createCmd = exec.Command(dockerBinary, "create", "busybox") out, _, err = runCommandWithOutput(createCmd) if err != nil { c.Fatalf("Failed to create 2nd container:%s\n%s", out, err) } cID = strings.TrimSpace(out) rmCmd = exec.Command(dockerBinary, "rm", "-f", cID) out, _, err = runCommandWithOutput(rmCmd) if err != nil { c.Fatalf("Failed to rm -f container:%s\n%s", out, err) } } func (s *DockerSuite) TestCreateModeIpcContainer(c *check.C) { testRequires(c, SameHostDaemon) cmd := exec.Command(dockerBinary, "create", "busybox") out, _, err := runCommandWithOutput(cmd) if err != nil { c.Fatal(err, out) } id := strings.TrimSpace(out) cmd = exec.Command(dockerBinary, "create", fmt.Sprintf("--ipc=container:%s", id), "busybox") out, _, err = runCommandWithOutput(cmd) if err != nil { c.Fatalf("Create container with ipc mode container should success with non running container: %s\n%s", out, err) } }