package main import ( "encoding/json" "fmt" "os" "reflect" "strings" "time" "os/exec" "io/ioutil" "github.com/docker/docker/pkg/integration/checker" "github.com/docker/docker/pkg/stringid" "github.com/docker/go-connections/nat" "github.com/go-check/check" ) // Make sure we can create a simple container with some args func (s *DockerSuite) TestCreateArgs(c *check.C) { // TODO Windows. This requires further investigation for porting to // Windows CI. Currently fails. if daemonPlatform == "windows" { c.Skip("Fails on Windows CI") } out, _ := dockerCmd(c, "create", "busybox", "command", "arg1", "arg2", "arg with space", "-c", "flags") cleanedContainerID := strings.TrimSpace(out) out, _ = dockerCmd(c, "inspect", cleanedContainerID) containers := []struct { ID string Created time.Time Path string Args []string Image string }{} err := json.Unmarshal([]byte(out), &containers) c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) c.Assert(containers, checker.HasLen, 1) cont := containers[0] c.Assert(string(cont.Path), checker.Equals, "command", check.Commentf("Unexpected container path. Expected command, received: %s", cont.Path)) b := false expected := []string{"arg1", "arg2", "arg with space", "-c", "flags"} 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 grow the container's rootfs at creation time. func (s *DockerSuite) TestCreateGrowRootfs(c *check.C) { testRequires(c, Devicemapper) out, _ := dockerCmd(c, "create", "--storage-opt", "size=120G", "busybox") cleanedContainerID := strings.TrimSpace(out) inspectOut := inspectField(c, cleanedContainerID, "HostConfig.StorageOpt") c.Assert(inspectOut, checker.Equals, "map[size:120G]") } // Make sure we cannot shrink the container's rootfs at creation time. func (s *DockerSuite) TestCreateShrinkRootfs(c *check.C) { testRequires(c, Devicemapper) // Ensure this fails because of the defaultBaseFsSize is 10G out, _, err := dockerCmdWithError("create", "--storage-opt", "size=5G", "busybox") c.Assert(err, check.NotNil, check.Commentf(out)) c.Assert(out, checker.Contains, "Container size cannot be smaller than") } // Make sure we can set hostconfig options too func (s *DockerSuite) TestCreateHostConfig(c *check.C) { out, _ := dockerCmd(c, "create", "-P", "busybox", "echo") cleanedContainerID := strings.TrimSpace(out) out, _ = dockerCmd(c, "inspect", cleanedContainerID) containers := []struct { HostConfig *struct { PublishAllPorts bool } }{} err := json.Unmarshal([]byte(out), &containers) c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) c.Assert(containers, checker.HasLen, 1) cont := containers[0] c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none")) c.Assert(cont.HostConfig.PublishAllPorts, check.NotNil, check.Commentf("Expected PublishAllPorts, got false")) } func (s *DockerSuite) TestCreateWithPortRange(c *check.C) { out, _ := dockerCmd(c, "create", "-p", "3300-3303:3300-3303/tcp", "busybox", "echo") cleanedContainerID := strings.TrimSpace(out) out, _ = dockerCmd(c, "inspect", cleanedContainerID) containers := []struct { HostConfig *struct { PortBindings map[nat.Port][]nat.PortBinding } }{} err := json.Unmarshal([]byte(out), &containers) c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) c.Assert(containers, checker.HasLen, 1) cont := containers[0] c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none")) c.Assert(cont.HostConfig.PortBindings, checker.HasLen, 4, check.Commentf("Expected 4 ports bindings, got %d", len(cont.HostConfig.PortBindings))) for k, v := range cont.HostConfig.PortBindings { c.Assert(v, checker.HasLen, 1, check.Commentf("Expected 1 ports binding, for the port %s but found %s", k, v)) c.Assert(k.Port(), checker.Equals, v[0].HostPort, check.Commentf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort)) } } func (s *DockerSuite) TestCreateWithLargePortRange(c *check.C) { out, _ := dockerCmd(c, "create", "-p", "1-65535:1-65535/tcp", "busybox", "echo") cleanedContainerID := strings.TrimSpace(out) out, _ = dockerCmd(c, "inspect", cleanedContainerID) containers := []struct { HostConfig *struct { PortBindings map[nat.Port][]nat.PortBinding } }{} err := json.Unmarshal([]byte(out), &containers) c.Assert(err, check.IsNil, check.Commentf("Error inspecting the container: %s", err)) c.Assert(containers, checker.HasLen, 1) cont := containers[0] c.Assert(cont.HostConfig, check.NotNil, check.Commentf("Expected HostConfig, got none")) c.Assert(cont.HostConfig.PortBindings, checker.HasLen, 65535) for k, v := range cont.HostConfig.PortBindings { c.Assert(v, checker.HasLen, 1) c.Assert(k.Port(), checker.Equals, v[0].HostPort, check.Commentf("Expected host port %s to match published port %s", k.Port(), v[0].HostPort)) } } // "test123" should be printed by docker create + start func (s *DockerSuite) TestCreateEchoStdout(c *check.C) { out, _ := dockerCmd(c, "create", "busybox", "echo", "test123") cleanedContainerID := strings.TrimSpace(out) out, _ = dockerCmd(c, "start", "-ai", cleanedContainerID) c.Assert(out, checker.Equals, "test123\n", check.Commentf("container should've printed 'test123', got %q", out)) } func (s *DockerSuite) TestCreateVolumesCreated(c *check.C) { testRequires(c, SameHostDaemon) prefix := "/" if daemonPlatform == "windows" { prefix = `c:\` } name := "test_create_volume" dockerCmd(c, "create", "--name", name, "-v", prefix+"foo", "busybox") dir, err := inspectMountSourceField(name, prefix+"foo") c.Assert(err, check.IsNil, check.Commentf("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"} dockerCmd(c, "create", "--name", name, "-l", "k1=v1", "--label", "k2=v2", "busybox") actual := make(map[string]string) inspectFieldAndMarshall(c, name, "Config.Labels", &actual) 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) c.Assert(err, check.IsNil) name := "test_create_labels_from_image" expected := map[string]string{"k2": "x", "k3": "v3", "k1": "v1"} dockerCmd(c, "create", "--name", name, "-l", "k2=x", "--label", "k3=v3", imageName) actual := make(map[string]string) inspectFieldAndMarshall(c, name, "Config.Labels", &actual) if !reflect.DeepEqual(expected, actual) { c.Fatalf("Expected %s got %s", expected, actual) } } func (s *DockerSuite) TestCreateHostnameWithNumber(c *check.C) { // TODO Windows. Consider enabling this in TP5 timeframe if Windows support // is fully hooked up. The hostname is passed through, but only to the // environment variable "COMPUTERNAME". It is not hooked up to hostname.exe // or returned in ipconfig. Needs platform support in networking. testRequires(c, DaemonIsLinux) out, _ := dockerCmd(c, "run", "-h", "web.0", "busybox", "hostname") c.Assert(strings.TrimSpace(out), checker.Equals, "web.0", check.Commentf("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 out, _ := dockerCmd(c, "create", "busybox") cID := strings.TrimSpace(out) dockerCmd(c, "rm", cID) // Now do it again so we can "rm -f" this time out, _ = dockerCmd(c, "create", "busybox") cID = strings.TrimSpace(out) dockerCmd(c, "rm", "-f", cID) } func (s *DockerSuite) TestCreateModeIpcContainer(c *check.C) { // Uses Linux specific functionality (--ipc) testRequires(c, DaemonIsLinux, SameHostDaemon) out, _ := dockerCmd(c, "create", "busybox") id := strings.TrimSpace(out) dockerCmd(c, "create", fmt.Sprintf("--ipc=container:%s", id), "busybox") } func (s *DockerSuite) TestCreateByImageID(c *check.C) { imageName := "testcreatebyimageid" imageID, err := buildImage(imageName, `FROM busybox MAINTAINER dockerio`, true) if err != nil { c.Fatal(err) } truncatedImageID := stringid.TruncateID(imageID) dockerCmd(c, "create", imageID) dockerCmd(c, "create", truncatedImageID) dockerCmd(c, "create", fmt.Sprintf("%s:%s", imageName, truncatedImageID)) // Ensure this fails out, exit, _ := dockerCmdWithError("create", fmt.Sprintf("%s:%s", imageName, imageID)) if exit == 0 { c.Fatalf("expected non-zero exit code; received %d", exit) } if expected := "Error parsing reference"; !strings.Contains(out, expected) { c.Fatalf(`Expected %q in output; got: %s`, expected, out) } out, exit, _ = dockerCmdWithError("create", fmt.Sprintf("%s:%s", "wrongimage", truncatedImageID)) if exit == 0 { c.Fatalf("expected non-zero exit code; received %d", exit) } if expected := "Unable to find image"; !strings.Contains(out, expected) { c.Fatalf(`Expected %q in output; got: %s`, expected, out) } } func (s *DockerTrustSuite) TestTrustedCreate(c *check.C) { repoName := s.setupTrustedImage(c, "trusted-create") // Try create createCmd := exec.Command(dockerBinary, "create", repoName) s.trustedCmd(createCmd) out, _, err := runCommandWithOutput(createCmd) c.Assert(err, check.IsNil) c.Assert(string(out), checker.Contains, "Tagging", check.Commentf("Missing expected output on trusted push:\n%s", out)) dockerCmd(c, "rmi", repoName) // Try untrusted create to ensure we pushed the tag to the registry createCmd = exec.Command(dockerBinary, "create", "--disable-content-trust=true", repoName) s.trustedCmd(createCmd) out, _, err = runCommandWithOutput(createCmd) c.Assert(err, check.IsNil) c.Assert(string(out), checker.Contains, "Status: Downloaded", check.Commentf("Missing expected output on trusted create with --disable-content-trust:\n%s", out)) } func (s *DockerTrustSuite) TestUntrustedCreate(c *check.C) { repoName := fmt.Sprintf("%v/dockercliuntrusted/createtest", privateRegistryURL) withTagName := fmt.Sprintf("%s:latest", repoName) // tag the image and upload it to the private registry dockerCmd(c, "tag", "busybox", withTagName) dockerCmd(c, "push", withTagName) dockerCmd(c, "rmi", withTagName) // Try trusted create on untrusted tag createCmd := exec.Command(dockerBinary, "create", withTagName) s.trustedCmd(createCmd) out, _, err := runCommandWithOutput(createCmd) c.Assert(err, check.Not(check.IsNil)) c.Assert(string(out), checker.Contains, fmt.Sprintf("does not have trust data for %s", repoName), check.Commentf("Missing expected output on trusted create:\n%s", out)) } func (s *DockerTrustSuite) TestTrustedIsolatedCreate(c *check.C) { repoName := s.setupTrustedImage(c, "trusted-isolated-create") // Try create createCmd := exec.Command(dockerBinary, "--config", "/tmp/docker-isolated-create", "create", repoName) s.trustedCmd(createCmd) out, _, err := runCommandWithOutput(createCmd) c.Assert(err, check.IsNil) c.Assert(string(out), checker.Contains, "Tagging", check.Commentf("Missing expected output on trusted push:\n%s", out)) dockerCmd(c, "rmi", repoName) } func (s *DockerTrustSuite) TestCreateWhenCertExpired(c *check.C) { c.Skip("Currently changes system time, causing instability") repoName := s.setupTrustedImage(c, "trusted-create-expired") // Certificates have 10 years of expiration elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11) runAtDifferentDate(elevenYearsFromNow, func() { // Try create createCmd := exec.Command(dockerBinary, "create", repoName) s.trustedCmd(createCmd) out, _, err := runCommandWithOutput(createCmd) c.Assert(err, check.Not(check.IsNil)) c.Assert(string(out), checker.Contains, "could not validate the path to a trusted root", check.Commentf("Missing expected output on trusted create in the distant future:\n%s", out)) }) runAtDifferentDate(elevenYearsFromNow, func() { // Try create createCmd := exec.Command(dockerBinary, "create", "--disable-content-trust", repoName) s.trustedCmd(createCmd) out, _, err := runCommandWithOutput(createCmd) c.Assert(err, check.Not(check.IsNil)) c.Assert(string(out), checker.Contains, "Status: Downloaded", check.Commentf("Missing expected output on trusted create in the distant future:\n%s", out)) }) } func (s *DockerTrustSuite) TestTrustedCreateFromBadTrustServer(c *check.C) { repoName := fmt.Sprintf("%v/dockerclievilcreate/trusted:latest", privateRegistryURL) evilLocalConfigDir, err := ioutil.TempDir("", "evilcreate-local-config-dir") c.Assert(err, check.IsNil) // tag the image and upload it to the private registry dockerCmd(c, "tag", "busybox", repoName) pushCmd := exec.Command(dockerBinary, "push", repoName) s.trustedCmd(pushCmd) out, _, err := runCommandWithOutput(pushCmd) c.Assert(err, check.IsNil) c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf("Missing expected output on trusted push:\n%s", out)) dockerCmd(c, "rmi", repoName) // Try create createCmd := exec.Command(dockerBinary, "create", repoName) s.trustedCmd(createCmd) out, _, err = runCommandWithOutput(createCmd) c.Assert(err, check.IsNil) c.Assert(string(out), checker.Contains, "Tagging", check.Commentf("Missing expected output on trusted push:\n%s", out)) dockerCmd(c, "rmi", repoName) // Kill the notary server, start a new "evil" one. s.not.Close() s.not, err = newTestNotary(c) c.Assert(err, check.IsNil) // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data. // tag an image and upload it to the private registry dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName) // Push up to the new server pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName) s.trustedCmd(pushCmd) out, _, err = runCommandWithOutput(pushCmd) c.Assert(err, check.IsNil) c.Assert(string(out), checker.Contains, "Signing and pushing trust metadata", check.Commentf("Missing expected output on trusted push:\n%s", out)) // Now, try creating with the original client from this new trust server. This should fallback to our cached timestamp and metadata. createCmd = exec.Command(dockerBinary, "create", repoName) s.trustedCmd(createCmd) out, _, err = runCommandWithOutput(createCmd) if err != nil { c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out) } if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") { c.Fatalf("Missing expected output on trusted create:\n%s", out) } } func (s *DockerSuite) TestCreateStopSignal(c *check.C) { name := "test_create_stop_signal" dockerCmd(c, "create", "--name", name, "--stop-signal", "9", "busybox") res := inspectFieldJSON(c, name, "Config.StopSignal") c.Assert(res, checker.Contains, "9") } func (s *DockerSuite) TestCreateWithWorkdir(c *check.C) { // TODO Windows. This requires further investigation for porting to // Windows CI. Currently fails. if daemonPlatform == "windows" { c.Skip("Fails on Windows CI") } name := "foo" prefix, slash := getPrefixAndSlashFromDaemonPlatform() dir := prefix + slash + "home" + slash + "foo" + slash + "bar" dockerCmd(c, "create", "--name", name, "-w", dir, "busybox") dockerCmd(c, "cp", fmt.Sprintf("%s:%s", name, dir), prefix+slash+"tmp") } func (s *DockerSuite) TestCreateWithInvalidLogOpts(c *check.C) { name := "test-invalidate-log-opts" out, _, err := dockerCmdWithError("create", "--name", name, "--log-opt", "invalid=true", "busybox") c.Assert(err, checker.NotNil) c.Assert(out, checker.Contains, "unknown log opt") out, _ = dockerCmd(c, "ps", "-a") c.Assert(out, checker.Not(checker.Contains), name) } // #20972 func (s *DockerSuite) TestCreate64ByteHexID(c *check.C) { out := inspectField(c, "busybox", "Id") imageID := strings.TrimPrefix(strings.TrimSpace(string(out)), "sha256:") dockerCmd(c, "create", imageID) } // Test case for #23498 func (s *DockerSuite) TestCreateUnsetEntrypoint(c *check.C) { name := "test-entrypoint" dockerfile := `FROM busybox ADD entrypoint.sh /entrypoint.sh RUN chmod 755 /entrypoint.sh ENTRYPOINT ["/entrypoint.sh"] CMD echo foobar` ctx, err := fakeContext(dockerfile, map[string]string{ "entrypoint.sh": `#!/bin/sh echo "I am an entrypoint" exec "$@"`, }) c.Assert(err, check.IsNil) defer ctx.Close() _, err = buildImageFromContext(name, ctx, true) c.Assert(err, check.IsNil) out, _ := dockerCmd(c, "create", "--entrypoint=", name, "echo", "foo") id := strings.TrimSpace(out) c.Assert(id, check.Not(check.Equals), "") out, _ = dockerCmd(c, "start", "-a", id) c.Assert(strings.TrimSpace(out), check.Equals, "foo") }