Example #1
0
func testFailures(t *testing.T, apiClient pfs.ApiClient, internalAPIClient pfs.InternalApiClient, cluster Cluster) {
	repositoryName := "testFailuresRepo"

	err := pfsutil.CreateRepo(apiClient, repositoryName)
	require.NoError(t, err)

	commit, err := pfsutil.StartCommit(apiClient, repositoryName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, commit)
	newCommitID := commit.Id

	err = pfsutil.MakeDirectory(apiClient, repositoryName, newCommitID, "a/b")
	require.NoError(t, err)
	err = pfsutil.MakeDirectory(apiClient, repositoryName, newCommitID, "a/c")
	require.NoError(t, err)

	doWrites(t, apiClient, repositoryName, newCommitID)

	err = pfsutil.FinishCommit(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)

	checkWrites(t, apiClient, repositoryName, newCommitID)

	cluster.KillRoleAssigner()
	for server := 0; server < testNumReplicas; server++ {
		cluster.Kill(server)
	}
	cluster.RestartRoleAssigner()
	cluster.WaitForAvailability()

	checkWrites(t, apiClient, repositoryName, newCommitID)
}
Example #2
0
func (b *brancher) CommitOutstanding() error {
	if err := b.destroyable.Destroy(); err != nil {
		return err
	}
	for repositoryName, commitID := range b.outputRepositoryToBranchID {
		if err := pfsutil.FinishCommit(
			b.pfsAPIClient,
			repositoryName,
			commitID,
		); err != nil {
			return err
		}
		for inputRepositoryCommit := range b.outputRepositoryToInputRepositories[repositoryName] {
			if err := b.storeClient.CreatePfsCommitMapping(
				&pps.PfsCommitMapping{
					InputRepository:  inputRepositoryCommit.repositoryName,
					InputCommitId:    inputRepositoryCommit.commitID,
					OutputRepository: repositoryName,
					OutputCommitId:   commitID,
					Timestamp:        prototime.TimeToTimestamp(b.timer.Now()),
				},
			); err != nil {
				return err
			}
		}
	}
	return nil
}
Example #3
0
func testMountBig(t *testing.T, apiClient pfs.ApiClient, internalAPIClient pfs.InternalApiClient, cluster Cluster) {
	repositoryName := "testMountBigRepo"

	err := pfsutil.CreateRepo(apiClient, repositoryName)
	require.NoError(t, err)

	directory := "/compile/testMount"
	mounter := fuse.NewMounter(apiClient)
	err = mounter.Mount(repositoryName, "", directory, 0, 1)
	require.NoError(t, err)

	_, err = os.Stat(filepath.Join(directory, "scratch"))
	require.NoError(t, err)

	commit, err := pfsutil.StartCommit(apiClient, repositoryName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, commit)
	newCommitID := commit.Id

	bigValue := make([]byte, 1024*1024*300)
	for i := 0; i < 1024*1024*300; i++ {
		bigValue[i] = 'a'
	}

	wg := sync.WaitGroup{}
	for j := 0; j < 5; j++ {
		wg.Add(1)
		go func(j int) {
			defer wg.Done()
			err := ioutil.WriteFile(filepath.Join(directory, newCommitID, fmt.Sprintf("big%d", j)), bigValue, 0666)
			require.NoError(t, err)
		}(j)
	}
	wg.Wait()

	err = pfsutil.FinishCommit(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)

	wg = sync.WaitGroup{}
	for j := 0; j < 5; j++ {
		wg.Add(1)
		go func(j int) {
			defer wg.Done()
			data, err := ioutil.ReadFile(filepath.Join(directory, newCommitID, fmt.Sprintf("big%d", j)))
			require.NoError(t, err)
			require.Equal(t, bigValue, data)
		}(j)
	}
	wg.Wait()

	err = mounter.Unmount(directory)
	require.NoError(t, err)
	err = mounter.Wait(directory)
	require.NoError(t, err)
}
Example #4
0
func benchMount(b *testing.B, apiClient pfs.ApiClient) {
	repositoryName := "benchMountRepo"

	if err := pfsutil.CreateRepo(apiClient, repositoryName); err != nil {
		b.Error(err)
	}

	directory := "/compile/benchMount"
	mounter := fuse.NewMounter(apiClient)
	if err := mounter.Mount(repositoryName, "", directory, 0, 1); err != nil {
		b.Error(err)
	}

	defer func() {
		if err := mounter.Unmount(directory); err != nil {
			b.Error(err)
		}
		if err := mounter.Wait(directory); err != nil {
			b.Error(err)
		}
	}()

	bigValue := make([]byte, 1024*1024)
	for i := 0; i < 1024*1024; i++ {
		bigValue[i] = 'a'
	}

	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		commit, err := pfsutil.StartCommit(apiClient, repositoryName, "scratch")
		if err != nil {
			b.Error(err)
		}
		if commit == nil {
			b.Error("nil branch")
		}
		newCommitID := commit.Id
		var wg sync.WaitGroup
		for j := 0; j < 1024; j++ {
			wg.Add(1)
			go func(j int) {
				defer wg.Done()
				if err = ioutil.WriteFile(filepath.Join(directory, newCommitID, fmt.Sprintf("big%d", j)), bigValue, 0666); err != nil {
					b.Error(err)
				}
			}(j)
		}
		wg.Wait()
		if err := pfsutil.FinishCommit(apiClient, repositoryName, newCommitID); err != nil {
			b.Error(err)
		}
	}
}
Example #5
0
func testSimple(t *testing.T, apiClient pfs.ApiClient, internalAPIClient pfs.InternalApiClient, cluster Cluster) {
	repositoryName := "testSimpleRepo"

	err := pfsutil.CreateRepo(apiClient, repositoryName)
	require.NoError(t, err)

	scratchCommitInfo, err := pfsutil.InspectCommit(apiClient, repositoryName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, scratchCommitInfo)
	require.Equal(t, "scratch", scratchCommitInfo.Commit.Id)
	require.Equal(t, pfs.CommitType_COMMIT_TYPE_READ, scratchCommitInfo.CommitType)
	require.Nil(t, scratchCommitInfo.ParentCommit)

	commitInfos, err := pfsutil.ListCommit(apiClient, repositoryName)
	require.NoError(t, err)
	require.Equal(t, 1, len(commitInfos))
	require.Equal(t, scratchCommitInfo.Commit, commitInfos[0].Commit)

	commit, err := pfsutil.StartCommit(apiClient, repositoryName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, commit)
	newCommitID := commit.Id

	newCommitInfo, err := pfsutil.InspectCommit(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)
	require.NotNil(t, newCommitInfo)
	require.Equal(t, newCommitID, newCommitInfo.Commit.Id)
	require.Equal(t, pfs.CommitType_COMMIT_TYPE_WRITE, newCommitInfo.CommitType)
	require.Equal(t, "scratch", newCommitInfo.ParentCommit.Id)

	commitInfos, err = pfsutil.ListCommit(apiClient, repositoryName)
	require.NoError(t, err)
	require.Equal(t, 2, len(commitInfos))
	require.Equal(t, newCommitInfo.Commit, commitInfos[0].Commit)
	require.Equal(t, scratchCommitInfo.Commit, commitInfos[1].Commit)

	err = pfsutil.MakeDirectory(apiClient, repositoryName, newCommitID, "a/b")
	require.NoError(t, err)
	err = pfsutil.MakeDirectory(apiClient, repositoryName, newCommitID, "a/c")
	require.NoError(t, err)
	err = pfsutil.MakeDirectory(apiClient, repositoryName, newCommitID, "a/d")
	require.NoError(t, err)

	doWrites(t, apiClient, repositoryName, newCommitID)
	doBlockWrites(t, apiClient, repositoryName, newCommitID)

	err = pfsutil.FinishCommit(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)

	newCommitInfo, err = pfsutil.InspectCommit(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)
	require.NotNil(t, newCommitInfo)
	require.Equal(t, newCommitID, newCommitInfo.Commit.Id)
	require.Equal(t, pfs.CommitType_COMMIT_TYPE_READ, newCommitInfo.CommitType)
	require.Equal(t, "scratch", newCommitInfo.ParentCommit.Id)

	checkWrites(t, apiClient, repositoryName, newCommitID)
	checkBlockWrites(t, apiClient, repositoryName, newCommitID)

	fileInfos, err := pfsutil.ListFile(apiClient, repositoryName, newCommitID, "a/b", 0, 1)
	require.NoError(t, err)
	require.Equal(t, testSize, len(fileInfos))
	fileInfos, err = pfsutil.ListFile(apiClient, repositoryName, newCommitID, "a/c", 0, 1)
	require.NoError(t, err)
	require.Equal(t, testSize, len(fileInfos))

	var fileInfos2 [7][]*pfs.FileInfo
	var wg sync.WaitGroup
	for i := 0; i < 7; i++ {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			fileInfos3, iErr := pfsutil.ListFile(apiClient, repositoryName, newCommitID, "a/b", uint64(i), 7)
			require.NoError(t, iErr)
			fileInfos2[i] = fileInfos3
		}()
	}
	wg.Wait()
	count := 0
	for i := 0; i < 7; i++ {
		count += len(fileInfos2[i])
	}
	require.Equal(t, testSize, count)
}
Example #6
0
func testMount(t *testing.T, apiClient pfs.ApiClient, internalAPIClient pfs.InternalApiClient, cluster Cluster) {
	repositoryName := "testMountRepo"

	err := pfsutil.CreateRepo(apiClient, repositoryName)
	require.NoError(t, err)

	directory := "/compile/testMount"
	mounter := fuse.NewMounter(apiClient)
	err = mounter.Mount(repositoryName, directory, "", 0, 1)
	require.NoError(t, err)

	_, err = os.Stat(filepath.Join(directory, "scratch"))
	require.NoError(t, err)

	commit, err := pfsutil.StartCommit(apiClient, repositoryName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, commit)
	newCommitID := commit.Id

	_, err = os.Stat(filepath.Join(directory, newCommitID))
	require.NoError(t, err)

	err = ioutil.WriteFile(filepath.Join(directory, newCommitID, "foo"), []byte("foo"), 0666)
	require.NoError(t, err)

	_, err = pfsutil.PutFile(apiClient, repositoryName, newCommitID, "bar", 0, strings.NewReader("bar"))
	require.NoError(t, err)

	bigValue := make([]byte, 1024*1024)
	for i := 0; i < 1024*1024; i++ {
		bigValue[i] = 'a'
	}

	err = ioutil.WriteFile(filepath.Join(directory, newCommitID, "big1"), bigValue, 0666)
	require.NoError(t, err)

	_, err = pfsutil.PutFile(apiClient, repositoryName, newCommitID, "big2", 0, bytes.NewReader(bigValue))
	require.NoError(t, err)

	err = pfsutil.FinishCommit(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)

	fInfo, err := os.Stat(filepath.Join(directory, newCommitID, "foo"))
	require.NoError(t, err)
	require.Equal(t, int64(3), fInfo.Size())

	data, err := ioutil.ReadFile(filepath.Join(directory, newCommitID, "foo"))
	require.NoError(t, err)
	require.Equal(t, "foo", string(data))

	data, err = ioutil.ReadFile(filepath.Join(directory, newCommitID, "bar"))
	require.NoError(t, err)
	require.Equal(t, "bar", string(data))

	data, err = ioutil.ReadFile(filepath.Join(directory, newCommitID, "big1"))
	require.NoError(t, err)
	require.Equal(t, bigValue, data)

	data, err = ioutil.ReadFile(filepath.Join(directory, newCommitID, "big2"))
	require.NoError(t, err)
	require.Equal(t, bigValue, data)

	err = mounter.Unmount(directory)
	require.NoError(t, err)
	err = mounter.Wait(directory)
	require.NoError(t, err)
}
Example #7
0
func do(appEnvObj interface{}) error {
	appEnv := appEnvObj.(*appEnv)
	logrus.Register()
	address := appEnv.PachydermPfsd1Port
	if address == "" {
		address = appEnv.Address
	} else {
		address = strings.Replace(address, "tcp://", "", -1)
	}
	clientConn, err := grpc.Dial(address, grpc.WithInsecure())
	if err != nil {
		return err
	}
	apiClient := pfs.NewApiClient(clientConn)

	var shard int
	var modulus int

	createRepo := cobramainutil.Command{
		Use:     "create-repo repo-name",
		Short:   "Create a new repo.",
		Long:    "Create a new repo.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.CreateRepo(apiClient, args[0])
		},
	}.ToCobraCommand()

	inspectRepo := cobramainutil.Command{
		Use:     "inspect-repo repo-name",
		Short:   "Return info about a repo.",
		Long:    "Return info about a repo.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			repoInfo, err := pfsutil.InspectRepo(apiClient, args[0])
			if err != nil {
				return err
			}
			if repoInfo == nil {
				return fmt.Errorf("repo %s not found", args[0])
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintRepoHeader(writer)
			pretty.PrintRepoInfo(writer, repoInfo)
			return writer.Flush()
		},
	}.ToCobraCommand()

	listRepo := cobramainutil.Command{
		Use:     "list-repo",
		Short:   "Return all repos.",
		Long:    "Reutrn all repos.",
		NumArgs: 0,
		Run: func(cmd *cobra.Command, args []string) error {
			repoInfos, err := pfsutil.ListRepo(apiClient)
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintRepoHeader(writer)
			for _, repoInfo := range repoInfos {
				pretty.PrintRepoInfo(writer, repoInfo)
			}
			return writer.Flush()
		},
	}.ToCobraCommand()

	deleteRepo := cobramainutil.Command{
		Use:     "delete-repo repo-name",
		Short:   "Delete a repo.",
		Long:    "Delete a repo.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.DeleteRepo(apiClient, args[0])
		},
	}.ToCobraCommand()

	startCommit := cobramainutil.Command{
		Use:     "start-commit repo-name parent-commit-id",
		Short:   "Start a new commit.",
		Long:    "Start a new commit with parent-commit-id as the parent.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			commit, err := pfsutil.StartCommit(apiClient, args[0], args[1])
			if err != nil {
				return err
			}
			fmt.Println(commit.Id)
			return nil
		},
	}.ToCobraCommand()

	finishCommit := cobramainutil.Command{
		Use:     "finish-commit repo-name commit-id",
		Short:   "Finish a started commit.",
		Long:    "Finish a started commit. Commit-id must be a writeable commit.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.FinishCommit(apiClient, args[0], args[1])
		},
	}.ToCobraCommand()

	inspectCommit := cobramainutil.Command{
		Use:     "inspect-commit repo-name commit-id",
		Short:   "Return info about a commit.",
		Long:    "Return info about a commit.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			commitInfo, err := pfsutil.InspectCommit(apiClient, args[0], args[1])
			if err != nil {
				return err
			}
			if commitInfo == nil {
				return fmt.Errorf("commit %s not found", args[1])
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintCommitInfoHeader(writer)
			pretty.PrintCommitInfo(writer, commitInfo)
			return writer.Flush()
		},
	}.ToCobraCommand()

	listCommit := cobramainutil.Command{
		Use:     "list-commit repo-name",
		Short:   "Return all commits on a repo.",
		Long:    "Return all commits on a repo.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			commitInfos, err := pfsutil.ListCommit(apiClient, args[0])
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintCommitInfoHeader(writer)
			for _, commitInfo := range commitInfos {
				pretty.PrintCommitInfo(writer, commitInfo)
			}
			return writer.Flush()
		},
	}.ToCobraCommand()

	deleteCommit := cobramainutil.Command{
		Use:     "delete-commit repo-name commit-id",
		Short:   "Delete a commit.",
		Long:    "Delete a commit.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.DeleteCommit(apiClient, args[0], args[1])
		},
	}.ToCobraCommand()

	putBlock := cobramainutil.Command{
		Use:     "put-block repo-name commit-id path/to/file",
		Short:   "Put a block from stdin",
		Long:    "Put a block from stdin. Directories must exist. commit-id must be a writeable commit.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			block, err := pfsutil.PutBlock(apiClient, args[0], args[1], args[2], os.Stdin)
			if err != nil {
				return err
			}
			fmt.Println(block.Hash)
			return nil
		},
	}.ToCobraCommand()

	getBlock := cobramainutil.Command{
		Use:     "get-block hash",
		Short:   "Return the contents of a block.",
		Long:    "Return the contents of a block.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.GetBlock(apiClient, args[0], os.Stdout)
		},
	}.ToCobraCommand()

	inspectBlock := cobramainutil.Command{
		Use:     "inspect-block hash",
		Short:   "Return info about a block.",
		Long:    "Return info about a block.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			blockInfo, err := pfsutil.InspectBlock(apiClient, args[0])
			if err != nil {
				return err
			}
			if blockInfo == nil {
				return fmt.Errorf("block %s not found", args[2])
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintBlockInfoHeader(writer)
			pretty.PrintBlockInfo(writer, blockInfo)
			return writer.Flush()
		},
	}.ToCobraCommand()

	listBlock := cobramainutil.Command{
		Use:     "list-block",
		Short:   "Return the blocks in a directory.",
		Long:    "Return the blocks in a directory.",
		NumArgs: 0,
		Run: func(cmd *cobra.Command, args []string) error {
			blockInfos, err := pfsutil.ListBlock(apiClient, uint64(shard), uint64(modulus))
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintBlockInfoHeader(writer)
			for _, blockInfo := range blockInfos {
				pretty.PrintBlockInfo(writer, blockInfo)
			}
			return writer.Flush()
		},
	}.ToCobraCommand()
	listBlock.Flags().IntVarP(&shard, "shard", "s", 0, "shard to read from")
	listBlock.Flags().IntVarP(&modulus, "modulus", "m", 1, "modulus of the shards")

	mkdir := cobramainutil.Command{
		Use:     "mkdir repo-name commit-id path/to/dir",
		Short:   "Make a directory.",
		Long:    "Make a directory. Parent directories need not exist.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.MakeDirectory(apiClient, args[0], args[1], args[2])
		},
	}.ToCobraCommand()

	putFile := cobramainutil.Command{
		Use:     "put-file repo-name commit-id path/to/file",
		Short:   "Put a file from stdin",
		Long:    "Put a file from stdin. Directories must exist. commit-id must be a writeable commit.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			_, err := pfsutil.PutFile(apiClient, args[0], args[1], args[2], 0, os.Stdin)
			return err
		},
	}.ToCobraCommand()

	getFile := cobramainutil.Command{
		Use:     "get-file repo-name commit-id path/to/file",
		Short:   "Return the contents of a file.",
		Long:    "Return the contents of a file.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.GetFile(apiClient, args[0], args[1], args[2], 0, math.MaxInt64, os.Stdout)
		},
	}.ToCobraCommand()

	inspectFile := cobramainutil.Command{
		Use:     "inspect-file repo-name commit-id path/to/file",
		Short:   "Return info about a file.",
		Long:    "Return info about a file.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			fileInfo, err := pfsutil.InspectFile(apiClient, args[0], args[1], args[2])
			if err != nil {
				return err
			}
			if fileInfo == nil {
				return fmt.Errorf("file %s not found", args[2])
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintFileInfoHeader(writer)
			pretty.PrintFileInfo(writer, fileInfo)
			return writer.Flush()
		},
	}.ToCobraCommand()

	listFile := cobramainutil.Command{
		Use:     "list-file repo-name commit-id path/to/dir",
		Short:   "Return the files in a directory.",
		Long:    "Return the files in a directory.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			fileInfos, err := pfsutil.ListFile(apiClient, args[0], args[1], args[2], uint64(shard), uint64(modulus))
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintFileInfoHeader(writer)
			for _, fileInfo := range fileInfos {
				pretty.PrintFileInfo(writer, fileInfo)
			}
			return writer.Flush()
		},
	}.ToCobraCommand()
	listFile.Flags().IntVarP(&shard, "shard", "s", 0, "shard to read from")
	listFile.Flags().IntVarP(&modulus, "modulus", "m", 1, "modulus of the shards")

	deleteFile := cobramainutil.Command{
		Use:     "delete-file repo-name commit-id path/to/file",
		Short:   "Delete a file.",
		Long:    "Delete a file.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.DeleteFile(apiClient, args[0], args[1], args[2])
		},
	}.ToCobraCommand()

	listChange := cobramainutil.Command{
		Use:     "list-change repo-name commit-id path/to/dir",
		Short:   "Return the changes in a directory.",
		Long:    "Return the changes in a directory.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			changeInfos, err := pfsutil.ListChange(apiClient, args[0], args[1], args[2], uint64(shard), uint64(modulus))
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintChangeHeader(writer)
			for _, changeInfo := range changeInfos {
				pretty.PrintChange(writer, changeInfo)
			}
			return writer.Flush()
		},
	}.ToCobraCommand()
	listChange.Flags().IntVarP(&shard, "shard", "s", 0, "shard to read from")
	listChange.Flags().IntVarP(&modulus, "modulus", "m", 1, "modulus of the shards")

	inspectServer := cobramainutil.Command{
		Use:     "inspect-server server-id",
		Short:   "Inspect a server.",
		Long:    "Inspect a server.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			serverInfo, err := pfsutil.InspectServer(apiClient, args[0])
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintServerInfoHeader(writer)
			pretty.PrintServerInfo(writer, serverInfo)
			return writer.Flush()
		},
	}.ToCobraCommand()

	listServer := cobramainutil.Command{
		Use:     "list-server",
		Short:   "Return all servers in the cluster.",
		Long:    "Return all servers in the cluster.",
		NumArgs: 0,
		Run: func(cmd *cobra.Command, args []string) error {
			serverInfos, err := pfsutil.ListServer(apiClient)
			if err != nil {
				return err
			}
			writer := tabwriter.NewWriter(os.Stdout, 20, 1, 3, ' ', 0)
			pretty.PrintServerInfoHeader(writer)
			for _, serverInfo := range serverInfos {
				pretty.PrintServerInfo(writer, serverInfo)
			}
			return writer.Flush()
		},
	}.ToCobraCommand()

	mount := cobramainutil.Command{
		Use:        "mount mountpoint repo-name [commit-id]",
		Short:      "Mount a repo as a local file system.",
		Long:       "Mount a repo as a local file system.",
		MinNumArgs: 2,
		MaxNumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			mountPoint := args[0]
			repo := args[1]
			commitID := ""
			if len(args) == 3 {
				commitID = args[2]
			}
			mounter := fuse.NewMounter(apiClient)
			if err := mounter.Mount(repo, commitID, mountPoint, uint64(shard), uint64(modulus)); err != nil {
				return err
			}
			return mounter.Wait(mountPoint)
		},
	}.ToCobraCommand()
	mount.Flags().IntVarP(&shard, "shard", "s", 0, "shard to read from")
	mount.Flags().IntVarP(&modulus, "modulus", "m", 1, "modulus of the shards")

	rootCmd := &cobra.Command{
		Use: "pfs",
		Long: `Access the PFS API.

Note that this CLI is experimental and does not even check for common errors.
The environment variable PFS_ADDRESS controls what server the CLI connects to, the default is 0.0.0.0:650.`,
	}

	rootCmd.AddCommand(protoclient.NewVersionCommand(clientConn, pachyderm.Version, nil))
	rootCmd.AddCommand(createRepo)
	rootCmd.AddCommand(inspectRepo)
	rootCmd.AddCommand(listRepo)
	rootCmd.AddCommand(deleteRepo)
	rootCmd.AddCommand(startCommit)
	rootCmd.AddCommand(finishCommit)
	rootCmd.AddCommand(inspectCommit)
	rootCmd.AddCommand(listCommit)
	rootCmd.AddCommand(deleteCommit)
	rootCmd.AddCommand(mkdir)
	rootCmd.AddCommand(putBlock)
	rootCmd.AddCommand(getBlock)
	rootCmd.AddCommand(inspectBlock)
	rootCmd.AddCommand(listBlock)
	rootCmd.AddCommand(putFile)
	rootCmd.AddCommand(getFile)
	rootCmd.AddCommand(inspectFile)
	rootCmd.AddCommand(listFile)
	rootCmd.AddCommand(deleteFile)
	rootCmd.AddCommand(listChange)
	rootCmd.AddCommand(inspectServer)
	rootCmd.AddCommand(listServer)
	rootCmd.AddCommand(mount)
	return rootCmd.Execute()
}