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Golang common.SupportsUserNS函数代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Golang中github.com/coreos/rkt/common.SupportsUserNS函数的典型用法代码示例。如果您正苦于以下问题：Golang SupportsUserNS函数的具体用法？Golang SupportsUserNS怎么用？Golang SupportsUserNS使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了SupportsUserNS函数的12个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestNonRootReadInfo

// TestNonRootReadInfo tests that non-root users that can do rkt list, rkt image list.
func TestNonRootReadInfo(t *testing.T) {
	if !common.SupportsUserNS() {
		t.Skip("User namespaces are not supported on this host.")
	}

	if err := checkUserNS(); err != nil {
		t.Skip("User namespaces don't work on this host.")
	}

	ctx := testutils.NewRktRunCtx()
	defer ctx.Cleanup()

	gid, err := common.LookupGid(common.RktGroup)
	if err != nil {
		t.Skipf("Skipping the test because there's no %q group", common.RktGroup)
	}

	if err := ctx.SetupDataDir(); err != nil {
		t.Fatalf("failed to setup data dir: %v", err)
	}

	// Launch some pods, this creates the environment for later testing.
	imgs := []struct {
		name     string
		msg      string
		exitCode string
		imgFile  string
	}{
		{name: "inspect-1", msg: "foo-1", exitCode: "1"},
		{name: "inspect-2", msg: "foo-2", exitCode: "2"},
		{name: "inspect-3", msg: "foo-3", exitCode: "3"},
	}

	for i, img := range imgs {
		imgName := fmt.Sprintf("rkt-%s.aci", img.name)
		imgs[i].imgFile = patchTestACI(imgName, fmt.Sprintf("--name=%s", img.name), fmt.Sprintf("--exec=/inspect --print-msg=%s --exit-code=%s", img.msg, img.exitCode))
		defer os.Remove(imgs[i].imgFile)
	}

	runCmds := []string{
		// Run with overlay, without private-users.
		fmt.Sprintf("%s --insecure-options=image run --mds-register=false %s", ctx.Cmd(), imgs[0].imgFile),

		// Run without overlay, without private-users.
		fmt.Sprintf("%s --insecure-options=image run --no-overlay --mds-register=false %s", ctx.Cmd(), imgs[1].imgFile),

		// Run without overlay, with private-users.
		fmt.Sprintf("%s --insecure-options=image run --no-overlay --private-users --mds-register=false %s", ctx.Cmd(), imgs[2].imgFile),
	}

	for i, cmd := range runCmds {
		t.Logf("#%d: Running %s", i, cmd)
		runRktAndCheckOutput(t, cmd, imgs[i].msg, false)
	}

	imgListCmd := fmt.Sprintf("%s image list", ctx.Cmd())
	t.Logf("Running %s", imgListCmd)
	runRktAsGidAndCheckOutput(t, imgListCmd, "inspect-", false, gid)
}
开发者ID:sinfomicien，项目名称:rkt，代码行数:60，代码来源:rkt_non_root_test.go


示例2: TestUserns

func TestUserns(t *testing.T) {
	if !common.SupportsUserNS() {
		t.Skip("User namespaces are not supported on this host.")
	}

	if err := checkUserNS(); err != nil {
		t.Skip("User namespaces don't work on this host.")
	}

	// we need CAP_SYS_PTRACE to read /proc/1/root
	image := patchTestACI("rkt-inspect-stat.aci", "--exec=/inspect --stat-file", "--capability=CAP_SYS_PTRACE")
	defer os.Remove(image)
	ctx := testutils.NewRktRunCtx()
	defer ctx.Cleanup()

	for i, tt := range usernsTests {
		for _, userNsOpt := range []string{"", "--private-users"} {
			runCmd := tt.runCmd
			runCmd = strings.Replace(runCmd, "^IMAGE^", image, -1)
			runCmd = strings.Replace(runCmd, "^RKT_BIN^", ctx.Cmd(), -1)
			runCmd = strings.Replace(runCmd, "^FILE^", tt.file, -1)
			runCmd = strings.Replace(runCmd, "^USERNS^", userNsOpt, -1)

			if userNsOpt == "--private-users" {
				t.Logf("Running 'run' test #%v: %v", i, runCmd)
				child, err := gexpect.Spawn(runCmd)
				if err != nil {
					t.Fatalf("Cannot exec rkt #%v: %v", i, err)
				}

				expectedResult := tt.file + `: mode: (\w+.\w+.\w+)`
				result, _, err := expectRegexWithOutput(child, expectedResult)
				if err != nil || result[1] != tt.expectMode {
					t.Fatalf("Expected %q but not found: %v", tt.expectMode, result)
				}
				expectedResult = tt.file + `: user: (\d)`
				result, _, err = expectRegexWithOutput(child, expectedResult)
				if err != nil || result[0] == tt.expectUid {
					t.Fatalf("Expected %q but not found: %v", tt.expectUid, result)
				}
				expectedResult = tt.file + `: group: (\d)`
				result, _, err = expectRegexWithOutput(child, expectedResult)
				if err != nil || result[0] == tt.expectGid {
					t.Fatalf("Expected %q but not found: %v", tt.expectGid, result)
				}

				err = child.Wait()
				if err != nil {
					t.Fatalf("rkt didn't terminate correctly: %v", err)
				}

				ctx.Reset()
			}
		}
	}
}
开发者ID:nak3，项目名称:rkt，代码行数:56，代码来源:rkt_userns_test.go


示例3: TestUserns

func TestUserns(t *testing.T) {
	if !common.SupportsUserNS() {
		t.Skip("User namespaces are not supported on this host.")
	}

	if err := checkUserNS(); err != nil {
		t.Skip("User namespaces don't work on this host.")
	}

	image := patchTestACI("rkt-inspect-stat.aci", "--exec=/inspect --stat-file")
	defer os.Remove(image)
	ctx := testutils.NewRktRunCtx()
	defer ctx.Cleanup()

	for i, tt := range usernsTests {
		for _, userNsOpt := range []string{"", "--private-users"} {
			runCmd := tt.runCmd
			runCmd = strings.Replace(runCmd, "^IMAGE^", image, -1)
			runCmd = strings.Replace(runCmd, "^RKT_BIN^", ctx.Cmd(), -1)
			runCmd = strings.Replace(runCmd, "^FILE^", tt.file, -1)
			runCmd = strings.Replace(runCmd, "^USERNS^", userNsOpt, -1)

			t.Logf("Running 'run' test #%v: %v", i, runCmd)
			child, err := gexpect.Spawn(runCmd)
			if err != nil {
				t.Fatalf("Cannot exec rkt #%v: %v", i, err)
			}

			err = expectWithOutput(child, tt.file+": mode: "+tt.expectMode)
			if err != nil {
				t.Fatalf("Expected %q but not found: %v", tt.expectMode, err)
			}
			err = expectWithOutput(child, tt.file+": user: "+tt.expectUid)
			if err != nil {
				t.Fatalf("Expected %q but not found: %v", tt.expectUid, err)
			}
			err = expectWithOutput(child, tt.file+": group: "+tt.expectGid)
			if err != nil {
				t.Fatalf("Expected %q but not found: %v", tt.expectGid, err)
			}

			err = child.Wait()
			if err != nil {
				t.Fatalf("rkt didn't terminate correctly: %v", err)
			}

			ctx.Reset()
		}
	}
}
开发者ID:coderhaoxin，项目名称:rkt，代码行数:50，代码来源:rkt_userns_test.go


示例4: TestExport

func TestExport(t *testing.T) {
	testCases := []ExportTestCase{noOverlaySimpleTest}

	// Need to do both checks
	if common.SupportsUserNS() && checkUserNS() == nil {
		testCases = append(testCases, userNS)
	}

	if common.SupportsOverlay() {
		testCases = append(testCases, overlaySimpleTest)
		testCases = append(testCases, overlaySimulateReboot)
	}

	NewTestExport(testCases...).Execute(t)
}
开发者ID:yanghongkjxy，项目名称:rkt，代码行数:15，代码来源:rkt_export_container_test.go


示例5: TestExport

func TestExport(t *testing.T) {
	ctx := testutils.NewRktRunCtx()
	defer ctx.Cleanup()
	overlay := (common.SupportsOverlay() == nil)
	userns := (common.SupportsUserNS() && checkUserNS() == nil && !TestedFlavor.Kvm)

	for name, testCase := range exportTestCases {
		if testCase.NeedsOverlay && !overlay {
			t.Logf("TestExport/%v needs overlay, skipping", name)
			continue
		}
		if testCase.NeedsUserNS && !userns {
			t.Logf("TestExport/%v needs userns, skipping", name)
			continue
		}
		t.Logf("TestExport/%v", name)
		testCase.Execute(t, ctx)
	}
}
开发者ID:intelsdi-x，项目名称:rkt，代码行数:19，代码来源:rkt_export_container_test.go


示例6: runRun

func runRun(cmd *cobra.Command, args []string) (exit int) {
	privateUsers := uid.NewBlankUidRange()
	err := parseApps(&rktApps, args, cmd.Flags(), true)
	if err != nil {
		stderr("run: error parsing app image arguments: %v", err)
		return 1
	}

	if flagPrivateUsers {
		if !common.SupportsUserNS() {
			stderr("run: --private-users is not supported, kernel compiled without user namespace support")
			return 1
		}
		privateUsers.SetRandomUidRange(uid.DefaultRangeCount)
	}

	if len(flagPorts) > 0 && !flagPrivateNet.Any() {
		stderr("--port flag requires --private-net")
		return 1
	}

	if len(flagPodManifest) > 0 && (len(flagVolumes) > 0 || len(flagPorts) > 0 || flagInheritEnv || !flagExplicitEnv.IsEmpty() || rktApps.Count() > 0 || flagLocal) {
		stderr("conflicting flags set with --pod-manifest (see --help)")
		return 1
	}

	if globalFlags.Dir == "" {
		log.Printf("dir unset - using temporary directory")
		var err error
		globalFlags.Dir, err = ioutil.TempDir("", "rkt")
		if err != nil {
			stderr("error creating temporary directory: %v", err)
			return 1
		}
	}

	if flagInteractive && rktApps.Count() > 1 {
		stderr("run: interactive option only supports one image")
		return 1
	}

	if rktApps.Count() < 1 && len(flagPodManifest) == 0 {
		stderr("run: must provide at least one image or specify the pod manifest")
		return 1
	}

	s, err := store.NewStore(globalFlags.Dir)
	if err != nil {
		stderr("run: cannot open store: %v", err)
		return 1
	}

	config, err := getConfig()
	if err != nil {
		stderr("run: cannot get configuration: %v", err)
		return 1
	}
	fn := &finder{
		imageActionData: imageActionData{
			s:                  s,
			headers:            config.AuthPerHost,
			dockerAuth:         config.DockerCredentialsPerRegistry,
			insecureSkipVerify: globalFlags.InsecureSkipVerify,
			debug:              globalFlags.Debug,
		},
		local:    flagLocal,
		withDeps: false,
	}

	s1img, err := getStage1Hash(s, flagStage1Image)
	if err != nil {
		stderr("%v", err)
		return 1
	}

	fn.ks = getKeystore()
	fn.withDeps = true
	if err := fn.findImages(&rktApps); err != nil {
		stderr("%v", err)
		return 1
	}

	p, err := newPod()
	if err != nil {
		stderr("Error creating new pod: %v", err)
		return 1
	}

	// if requested, write out pod UUID early so "rkt rm" can
	// clean it up even if something goes wrong
	if flagUUIDFileSave != "" {
		if err := writeUUIDToFile(p.uuid, flagUUIDFileSave); err != nil {
			stderr("Error saving pod UUID to file: %v", err)
			return 1
		}
	}

	processLabel, mountLabel, err := label.InitLabels(nil)
	if err != nil {
		stderr("Error initialising SELinux: %v", err)
//.........这里部分代码省略.........
开发者ID:samarvin，项目名称:rkt，代码行数:101，代码来源:run.go


示例7: runPrepare

func runPrepare(cmd *cobra.Command, args []string) (exit int) {
	var err error
	origStdout := os.Stdout
	privateUsers := uid.NewBlankUidRange()
	if flagQuiet {
		if os.Stdout, err = os.Open("/dev/null"); err != nil {
			stderr("prepare: unable to open /dev/null")
			return 1
		}
	}

	if flagPrivateUsers {
		if !common.SupportsUserNS() {
			stderr("prepare: --private-users is not supported, kernel compiled without user namespace support")
			return 1
		}
		privateUsers.SetRandomUidRange(uid.DefaultRangeCount)
	}

	if err = parseApps(&rktApps, args, cmd.Flags(), true); err != nil {
		stderr("prepare: error parsing app image arguments: %v", err)
		return 1
	}

	if len(flagPodManifest) > 0 && (len(flagVolumes) > 0 || len(flagPorts) > 0 || flagInheritEnv || !flagExplicitEnv.IsEmpty() || flagLocal) {
		stderr("prepare: conflicting flags set with --pod-manifest (see --help)")
		return 1
	}

	if rktApps.Count() < 1 && len(flagPodManifest) == 0 {
		stderr("prepare: must provide at least one image or specify the pod manifest")
		return 1
	}

	if globalFlags.Dir == "" {
		log.Printf("dir unset - using temporary directory")
		globalFlags.Dir, err = ioutil.TempDir("", "rkt")
		if err != nil {
			stderr("prepare: error creating temporary directory: %v", err)
			return 1
		}
	}

	s, err := store.NewStore(globalFlags.Dir)
	if err != nil {
		stderr("prepare: cannot open store: %v", err)
		return 1
	}

	config, err := getConfig()
	if err != nil {
		stderr("prepare: cannot get configuration: %v", err)
		return 1
	}
	fn := &finder{
		imageActionData: imageActionData{
			s:                  s,
			headers:            config.AuthPerHost,
			dockerAuth:         config.DockerCredentialsPerRegistry,
			insecureSkipVerify: globalFlags.InsecureSkipVerify,
			debug:              globalFlags.Debug,
		},
		local:    flagLocal,
		withDeps: false,
	}

	s1img, err := getStage1Hash(s, flagStage1Image)
	if err != nil {
		stderr("prepare: %v", err)
		return 1
	}

	fn.ks = getKeystore()
	fn.withDeps = true
	if err := fn.findImages(&rktApps); err != nil {
		stderr("%v", err)
		return 1
	}

	p, err := newPod()
	if err != nil {
		stderr("prepare: error creating new pod: %v", err)
		return 1
	}

	cfg := stage0.CommonConfig{
		Store:       s,
		Stage1Image: *s1img,
		UUID:        p.uuid,
		Debug:       globalFlags.Debug,
	}

	pcfg := stage0.PrepareConfig{
		CommonConfig: cfg,
		UseOverlay:   !flagNoOverlay && common.SupportsOverlay(),
		PrivateUsers: privateUsers,
	}

	if len(flagPodManifest) > 0 {
		pcfg.PodManifest = flagPodManifest
//.........这里部分代码省略.........
开发者ID:harpe1999，项目名称:rkt，代码行数:101，代码来源:prepare.go


示例8: runRun

func runRun(cmd *cobra.Command, args []string) (exit int) {
	privateUsers := user.NewBlankUidRange()
	err := parseApps(&rktApps, args, cmd.Flags(), true)
	if err != nil {
		stderr.PrintE("error parsing app image arguments", err)
		return 1
	}

	if flagStoreOnly && flagNoStore {
		stderr.Print("both --store-only and --no-store specified")
		return 1
	}

	if flagPrivateUsers {
		if !common.SupportsUserNS() {
			stderr.Print("--private-users is not supported, kernel compiled without user namespace support")
			return 1
		}
		privateUsers.SetRandomUidRange(user.DefaultRangeCount)
	}

	if len(flagPorts) > 0 && flagNet.None() {
		stderr.Print("--port flag does not work with 'none' networking")
		return 1
	}
	if len(flagPorts) > 0 && flagNet.Host() {
		stderr.Print("--port flag does not work with 'host' networking")
		return 1
	}

	if flagMDSRegister && flagNet.None() {
		stderr.Print("--mds-register flag does not work with --net=none. Please use 'host', 'default' or an equivalent network")
		return 1
	}

	if len(flagPodManifest) > 0 && (len(flagPorts) > 0 || rktApps.Count() > 0 || flagStoreOnly || flagNoStore ||
		flagInheritEnv || !flagExplicitEnv.IsEmpty() || !flagEnvFromFile.IsEmpty() ||
		(*appsVolume)(&rktApps).String() != "" || (*appMount)(&rktApps).String() != "" || (*appExec)(&rktApps).String() != "" ||
		(*appUser)(&rktApps).String() != "" || (*appGroup)(&rktApps).String() != "" ||
		(*appCapsRetain)(&rktApps).String() != "" || (*appCapsRemove)(&rktApps).String() != "") {
		stderr.Print("conflicting flags set with --pod-manifest (see --help)")
		return 1
	}

	if flagInteractive && rktApps.Count() > 1 {
		stderr.Print("interactive option only supports one image")
		return 1
	}

	if rktApps.Count() < 1 && len(flagPodManifest) == 0 {
		stderr.Print("must provide at least one image or specify the pod manifest")
		return 1
	}

	s, err := imagestore.NewStore(storeDir())
	if err != nil {
		stderr.PrintE("cannot open store", err)
		return 1
	}

	ts, err := treestore.NewStore(treeStoreDir(), s)
	if err != nil {
		stderr.PrintE("cannot open treestore", err)
		return 1
	}

	config, err := getConfig()
	if err != nil {
		stderr.PrintE("cannot get configuration", err)
		return 1
	}

	s1img, err := getStage1Hash(s, ts, config)
	if err != nil {
		stderr.Error(err)
		return 1
	}

	fn := &image.Finder{
		S:                  s,
		Ts:                 ts,
		Ks:                 getKeystore(),
		Headers:            config.AuthPerHost,
		DockerAuth:         config.DockerCredentialsPerRegistry,
		InsecureFlags:      globalFlags.InsecureFlags,
		Debug:              globalFlags.Debug,
		TrustKeysFromHTTPS: globalFlags.TrustKeysFromHTTPS,

		StoreOnly: flagStoreOnly,
		NoStore:   flagNoStore,
		WithDeps:  true,
	}
	if err := fn.FindImages(&rktApps); err != nil {
		stderr.Error(err)
		return 1
	}

	p, err := newPod()
	if err != nil {
		stderr.PrintE("error creating new pod", err)
//.........这里部分代码省略.........
开发者ID:yanghongkjxy，项目名称:rkt，代码行数:101，代码来源:run.go


示例9: runRun

func runRun(cmd *cobra.Command, args []string) (exit int) {
	privateUsers := uid.NewBlankUidRange()
	err := parseApps(&rktApps, args, cmd.Flags(), true)
	if err != nil {
		stderr("run: error parsing app image arguments: %v", err)
		return 1
	}

	if flagStoreOnly && flagNoStore {
		stderr("both --store-only and --no-store specified")
		return 1
	}

	if flagPrivateUsers {
		if !common.SupportsUserNS() {
			stderr("run: --private-users is not supported, kernel compiled without user namespace support")
			return 1
		}
		privateUsers.SetRandomUidRange(uid.DefaultRangeCount)
	}

	if len(flagPorts) > 0 && flagNet.None() {
		stderr("--port flag does not work with 'none' networking")
		return 1
	}
	if len(flagPorts) > 0 && flagNet.Host() {
		stderr("--port flag does not work with 'host' networking")
		return 1
	}

	if flagMDSRegister && flagNet.None() {
		stderr("--mds-register flag does not work with --net=none. Please use 'host', 'default' or an equivalent network")
		return 1
	}

	if len(flagPodManifest) > 0 && (len(flagPorts) > 0 || flagInheritEnv || !flagExplicitEnv.IsEmpty() || rktApps.Count() > 0 || flagStoreOnly || flagNoStore) {
		stderr("conflicting flags set with --pod-manifest (see --help)")
		return 1
	}

	if flagInteractive && rktApps.Count() > 1 {
		stderr("run: interactive option only supports one image")
		return 1
	}

	if rktApps.Count() < 1 && len(flagPodManifest) == 0 {
		stderr("run: must provide at least one image or specify the pod manifest")
		return 1
	}

	s, err := store.NewStore(globalFlags.Dir)
	if err != nil {
		stderr("run: cannot open store: %v", err)
		return 1
	}

	config, err := getConfig()
	if err != nil {
		stderr("run: cannot get configuration: %v", err)
		return 1
	}
	fn := &finder{
		imageActionData: imageActionData{
			s:                  s,
			headers:            config.AuthPerHost,
			dockerAuth:         config.DockerCredentialsPerRegistry,
			insecureSkipVerify: globalFlags.InsecureSkipVerify,
			debug:              globalFlags.Debug,
		},
		storeOnly: flagStoreOnly,
		noStore:   flagNoStore,
		withDeps:  false,
	}

	s1img, err := getStage1Hash(s, cmd)
	if err != nil {
		stderr("%v", err)
		return 1
	}

	fn.ks = getKeystore()
	fn.withDeps = true
	if err := fn.findImages(&rktApps); err != nil {
		stderr("%v", err)
		return 1
	}

	p, err := newPod()
	if err != nil {
		stderr("Error creating new pod: %v", err)
		return 1
	}

	// if requested, write out pod UUID early so "rkt rm" can
	// clean it up even if something goes wrong
	if flagUUIDFileSave != "" {
		if err := writeUUIDToFile(p.uuid, flagUUIDFileSave); err != nil {
			stderr("Error saving pod UUID to file: %v", err)
			return 1
		}
//.........这里部分代码省略.........
开发者ID:atd-schubert，项目名称:rkt，代码行数:101，代码来源:run.go


示例10: runPrepare

func runPrepare(cmd *cobra.Command, args []string) (exit int) {
	var err error
	origStdout := os.Stdout
	privateUsers := uid.NewBlankUidRange()
	if flagQuiet {
		if os.Stdout, err = os.Open("/dev/null"); err != nil {
			stderr("prepare: unable to open /dev/null: %v", err)
			return 1
		}
	}

	if flagStoreOnly && flagNoStore {
		stderr("both --store-only and --no-store specified")
		return 1
	}

	if flagPrivateUsers {
		if !common.SupportsUserNS() {
			stderr("prepare: --private-users is not supported, kernel compiled without user namespace support")
			return 1
		}
		privateUsers.SetRandomUidRange(uid.DefaultRangeCount)
	}

	if err = parseApps(&rktApps, args, cmd.Flags(), true); err != nil {
		stderr("prepare: error parsing app image arguments: %v", err)
		return 1
	}

	if len(flagPodManifest) > 0 && (len(flagPorts) > 0 || flagInheritEnv || !flagExplicitEnv.IsEmpty() || flagStoreOnly || flagNoStore) {
		stderr("prepare: conflicting flags set with --pod-manifest (see --help)")
		return 1
	}

	if rktApps.Count() < 1 && len(flagPodManifest) == 0 {
		stderr("prepare: must provide at least one image or specify the pod manifest")
		return 1
	}

	s, err := store.NewStore(getDataDir())
	if err != nil {
		stderr("prepare: cannot open store: %v", err)
		return 1
	}

	config, err := getConfig()
	if err != nil {
		stderr("prepare: cannot get configuration: %v", err)
		return 1
	}

	s1img, err := getStage1Hash(s, cmd)
	if err != nil {
		stderr("prepare: %v", err)
		return 1
	}

	fn := &image.Finder{
		S:                  s,
		Ks:                 getKeystore(),
		Headers:            config.AuthPerHost,
		DockerAuth:         config.DockerCredentialsPerRegistry,
		InsecureFlags:      globalFlags.InsecureFlags,
		Debug:              globalFlags.Debug,
		TrustKeysFromHttps: globalFlags.TrustKeysFromHttps,

		StoreOnly: flagStoreOnly,
		NoStore:   flagNoStore,
		WithDeps:  true,
	}
	if err := fn.FindImages(&rktApps); err != nil {
		stderr("prepare: %v", err)
		return 1
	}

	p, err := newPod()
	if err != nil {
		stderr("prepare: error creating new pod: %v", err)
		return 1
	}

	cfg := stage0.CommonConfig{
		Store:       s,
		Stage1Image: *s1img,
		UUID:        p.uuid,
		Debug:       globalFlags.Debug,
	}

	pcfg := stage0.PrepareConfig{
		CommonConfig: &cfg,
		UseOverlay:   !flagNoOverlay && common.SupportsOverlay(),
		PrivateUsers: privateUsers,
	}

	if len(flagPodManifest) > 0 {
		pcfg.PodManifest = flagPodManifest
	} else {
		pcfg.Ports = []types.ExposedPort(flagPorts)
		pcfg.InheritEnv = flagInheritEnv
		pcfg.ExplicitEnv = flagExplicitEnv.Strings()
//.........这里部分代码省略.........
开发者ID:matomesc，项目名称:rkt，代码行数:101，代码来源:prepare.go


示例11: runPrepare

func runPrepare(cmd *cobra.Command, args []string) (exit int) {
	var err error
	origStdout := os.Stdout
	privateUsers := user.NewBlankUidRange()
	if flagQuiet {
		if os.Stdout, err = os.Open("/dev/null"); err != nil {
			stderr.PrintE("unable to open /dev/null", err)
			return 254
		}
	}

	if flagStoreOnly && flagNoStore {
		stderr.Print("both --store-only and --no-store specified")
		return 254
	}

	if flagPrivateUsers {
		if !common.SupportsUserNS() {
			stderr.Print("--private-users is not supported, kernel compiled without user namespace support")
			return 254
		}
		privateUsers.SetRandomUidRange(user.DefaultRangeCount)
	}

	if err = parseApps(&rktApps, args, cmd.Flags(), true); err != nil {
		stderr.PrintE("error parsing app image arguments", err)
		return 254
	}

	if len(flagPodManifest) > 0 && (rktApps.Count() > 0 ||
		(*appsVolume)(&rktApps).String() != "" || (*appMount)(&rktApps).String() != "" ||
		len(flagPorts) > 0 || flagStoreOnly || flagNoStore ||
		flagInheritEnv || !flagExplicitEnv.IsEmpty() || !flagEnvFromFile.IsEmpty()) {
		stderr.Print("conflicting flags set with --pod-manifest (see --help)")
		return 254
	}

	if rktApps.Count() < 1 && len(flagPodManifest) == 0 {
		stderr.Print("must provide at least one image or specify the pod manifest")
		return 254
	}

	s, err := imagestore.NewStore(storeDir())
	if err != nil {
		stderr.PrintE("cannot open store", err)
		return 254
	}

	ts, err := treestore.NewStore(treeStoreDir(), s)
	if err != nil {
		stderr.PrintE("cannot open treestore", err)
		return 254
	}

	config, err := getConfig()
	if err != nil {
		stderr.PrintE("cannot get configuration", err)
		return 254
	}

	s1img, err := getStage1Hash(s, ts, config)
	if err != nil {
		stderr.Error(err)
		return 254
	}

	fn := &image.Finder{
		S:                  s,
		Ts:                 ts,
		Ks:                 getKeystore(),
		Headers:            config.AuthPerHost,
		DockerAuth:         config.DockerCredentialsPerRegistry,
		InsecureFlags:      globalFlags.InsecureFlags,
		Debug:              globalFlags.Debug,
		TrustKeysFromHTTPS: globalFlags.TrustKeysFromHTTPS,

		StoreOnly: flagStoreOnly,
		NoStore:   flagNoStore,
		WithDeps:  true,
	}
	if err := fn.FindImages(&rktApps); err != nil {
		stderr.PrintE("error finding images", err)
		return 254
	}

	p, err := pkgPod.NewPod(getDataDir())
	if err != nil {
		stderr.PrintE("error creating new pod", err)
		return 254
	}

	cfg := stage0.CommonConfig{
		DataDir:     getDataDir(),
		Store:       s,
		TreeStore:   ts,
		Stage1Image: *s1img,
		UUID:        p.UUID,
		Debug:       globalFlags.Debug,
	}

//.........这里部分代码省略.........
开发者ID:intelsdi-x，项目名称:rkt，代码行数:101，代码来源:prepare.go


示例12: TestAppUserGroup

func TestAppUserGroup(t *testing.T) {
	imageDummy := patchTestACI("rkt-inspect-dummy.aci", "--name=dummy")
	defer os.Remove(imageDummy)

	supportsUserNS := common.SupportsUserNS() && checkUserNS() == nil

	for _, tt := range []struct {
		imageParams []string
		rktParams   string
		expected    string
	}{
		{
			expected: "User: uid=0 euid=0 gid=0 egid=0",
		},
		{
			rktParams: "--user=200",
			expected:  "User: uid=200 euid=200 gid=0 egid=0",
		},
		{
			rktParams: "--group=300",
			expected:  "User: uid=0 euid=0 gid=300 egid=300",
		},
		{
			rktParams: "--user=200 --group=300",
			expected:  "User: uid=200 euid=200 gid=300 egid=300",
		},
		{
			rktParams: "--user=user1 --group=300",
			expected:  "User: uid=1000 euid=1000 gid=300 egid=300",
		},
		{
			rktParams: "--user=200 --group=group1",
			expected:  "User: uid=200 euid=200 gid=100 egid=100",
		},
		{
			imageParams: []string{"--user=400", "--group=500"},
			expected:    "User: uid=400 euid=400 gid=500 egid=500",
		},
		{
			imageParams: []string{"--user=400", "--group=500"},
			rktParams:   "--user=200",
			expected:    "User: uid=200 euid=200 gid=500 egid=500",
		},
		{
			imageParams: []string{"--user=400", "--group=500"},
			rktParams:   "--group=300",
			expected:    "User: uid=400 euid=400 gid=300 egid=300",
		},
		{
			imageParams: []string{"--user=400", "--group=500"},
			rktParams:   "--user=200 --group=300",
			expected:    "User: uid=200 euid=200 gid=300 egid=300",
		},
		{
			imageParams: []string{"--user=400", "--group=500"},
			rktParams:   "--user=user1 --group=group1",
			expected:    "User: uid=1000 euid=1000 gid=100 egid=100",
		},
		{
			imageParams: []string{"--user=root", "--group=root"},
			expected:    "User: uid=0 euid=0 gid=0 egid=0",
		},
		{
			rktParams: "--user=root --group=root",
			expected:  "User: uid=0 euid=0 gid=0 egid=0",
		},
		{
			rktParams: "--user=/inspect --group=/inspect",
			expected:  "User: uid=0 euid=0 gid=0 egid=0",
		},
	} {
		func() {
			ctx := testutils.NewRktRunCtx()
			defer ctx.Cleanup()

			tt.imageParams = append(tt.imageParams, "--exec=/inspect --print-user")
			image := patchTestACI("rkt-inspect-user-group.aci", tt.imageParams...)
			defer os.Remove(image)

			userNSOpts := []string{""}
			if supportsUserNS {
				userNSOpts = append(userNSOpts, "--private-users --no-overlay")
			}

			for _, userNSOpt := range userNSOpts {
				// run the user/group overriden app first
				rktCmd := fmt.Sprintf(
					"%s --debug --insecure-options=image run %s %s %s %s",
					ctx.Cmd(),
					userNSOpt,
					image, tt.rktParams,
					imageDummy,
				)
				runRktAndCheckOutput(t, rktCmd, tt.expected, false)

				// run the user/group overriden app last
				rktCmd = fmt.Sprintf(
					"%s --debug --insecure-options=image run %s %s %s %s",
					ctx.Cmd(),
					userNSOpt,
//.........这里部分代码省略.........
开发者ID:nak3，项目名称:rkt，代码行数:101，代码来源:rkt_run_user_group_test.go



注：本文中的github.com/coreos/rkt/common.SupportsUserNS函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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