Ejemplo n.º 1
0
func (d *directory) Lookup(ctx context.Context, name string) (fs.Node, error) {
	if d.commitID == "" {
		commitInfo, err := pfsutil.GetCommitInfo(
			d.fs.apiClient,
			d.fs.repositoryName,
			name,
		)
		if err != nil {
			return nil, err
		}
		if commitInfo == nil {
			return nil, fuse.ENOENT
		}
		return &directory{
				d.fs,
				name,
				commitInfo.CommitType == pfs.CommitType_COMMIT_TYPE_WRITE,
				"",
			},
			nil
	}
	fileInfo, err := pfsutil.GetFileInfo(
		d.fs.apiClient,
		d.fs.repositoryName,
		d.commitID,
		path.Join(d.path, name),
	)
	if err != nil {
		return nil, err
	}
	return d.nodeFromFileInfo(fileInfo)
}
Ejemplo n.º 2
0
func (b *brancher) getParentCommitID(
	repositoryName string,
	commitID string,
) (string, error) {
	commitInfo, err := pfsutil.GetCommitInfo(
		b.pfsAPIClient,
		repositoryName,
		commitID,
	)
	if err != nil {
		return "", err
	}
	if commitInfo.ParentCommit == nil {
		return "", nil
	}
	return commitInfo.ParentCommit.Id, nil
}
Ejemplo n.º 3
0
func testSimple(t *testing.T, apiClient pfs.ApiClient) {
	repositoryName := testRepositoryName()

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

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

	branchResponse, err := pfsutil.Branch(apiClient, repositoryName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, branchResponse)
	newCommitID := branchResponse.Commit.Id

	getCommitInfoResponse, err = pfsutil.GetCommitInfo(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)
	require.NotNil(t, getCommitInfoResponse)
	require.Equal(t, newCommitID, getCommitInfoResponse.CommitInfo.Commit.Id)
	require.Equal(t, pfs.CommitType_COMMIT_TYPE_WRITE, getCommitInfoResponse.CommitInfo.CommitType)
	require.Equal(t, "scratch", getCommitInfoResponse.CommitInfo.ParentCommit.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)

	var wg sync.WaitGroup
	for i := 0; i < testSize; i++ {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			iErr := pfsutil.PutFile(apiClient, repositoryName, newCommitID, fmt.Sprintf("a/b/file%d", i), strings.NewReader(fmt.Sprintf("hello%d", i)))
			require.NoError(t, iErr)
			iErr = pfsutil.PutFile(apiClient, repositoryName, newCommitID, fmt.Sprintf("a/c/file%d", i), strings.NewReader(fmt.Sprintf("hello%d", i)))
			require.NoError(t, iErr)
		}()
	}
	wg.Wait()

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

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

	wg = sync.WaitGroup{}
	for i := 0; i < testSize; i++ {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			reader, iErr := pfsutil.GetFile(apiClient, repositoryName, newCommitID, fmt.Sprintf("a/b/file%d", i))
			require.NoError(t, iErr)
			buffer := bytes.NewBuffer(nil)
			_, iErr = buffer.ReadFrom(reader)
			require.NoError(t, iErr)
			require.Equal(t, fmt.Sprintf("hello%d", i), buffer.String())
			reader, iErr = pfsutil.GetFile(apiClient, repositoryName, newCommitID, fmt.Sprintf("a/c/file%d", i))
			require.NoError(t, iErr)
			buffer = bytes.NewBuffer(nil)
			_, iErr = buffer.ReadFrom(reader)
			require.NoError(t, iErr)
			require.Equal(t, fmt.Sprintf("hello%d", i), buffer.String())
		}()
	}
	wg.Wait()

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

	var fileInfos [7][]*pfs.FileInfo
	wg = sync.WaitGroup{}
	for i := 0; i < 7; i++ {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			listFilesResponse, iErr := pfsutil.ListFiles(apiClient, repositoryName, newCommitID, "a/b", i, 7)
			require.NoError(t, iErr)
			fileInfos[i] = listFilesResponse.FileInfo
		}()
	}
	wg.Wait()
	count := 0
	for i := 0; i < 7; i++ {
		count += len(fileInfos[i])
	}
	require.Equal(t, testSize, count)
}
Ejemplo n.º 4
0
func do(appEnvObj interface{}) error {
	appEnv := appEnvObj.(*appEnv)

	clientConn, err := grpc.Dial(appEnv.Address)
	if err != nil {
		return err
	}
	apiClient := pfs.NewApiClient(clientConn)

	var shard int
	var modulus int

	initCmd := cobramainutil.Command{
		Use:     "init repository-name",
		Long:    "Initalize a repository.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.InitRepository(apiClient, args[0], false)
		},
	}.ToCobraCommand()

	mkdirCmd := cobramainutil.Command{
		Use:     "mkdir repository-name commit-id path/to/dir",
		Long:    "Make a directory. Sub directories must already exist.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.MakeDirectory(apiClient, args[0], args[1], args[2])
		},
	}.ToCobraCommand()

	putCmd := cobramainutil.Command{
		Use:     "put repository-name branch-id path/to/file",
		Long:    "Put a file from stdin. Directories must exist. branch-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()

	getCmd := cobramainutil.Command{
		Use:     "get repository-name commit-id path/to/file",
		Long:    "Get a file from stdout. commit-id must be a readable commit.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			return pfsutil.GetFile(apiClient, args[0], args[1], args[2], 0, pfsutil.GetAll, os.Stdout)
		},
	}.ToCobraCommand()

	lsCmd := cobramainutil.Command{
		Use:     "ls repository-name branch-id path/to/dir",
		Long:    "List a directory. Directory must exist.",
		NumArgs: 3,
		Run: func(cmd *cobra.Command, args []string) error {
			listFilesResponse, err := pfsutil.ListFiles(apiClient, args[0], args[1], args[2], uint64(shard), uint64(modulus))
			if err != nil {
				return err
			}
			for _, fileInfo := range listFilesResponse.FileInfo {
				fmt.Printf("%+v\n", fileInfo)
			}
			return nil
		},
	}.ToCobraCommand()
	lsCmd.Flags().IntVarP(&shard, "shard", "s", 0, "shard to read from")
	lsCmd.Flags().IntVarP(&modulus, "modulus", "m", 1, "modulus of the shards")

	branchCmd := cobramainutil.Command{
		Use:     "branch repository-name commit-id",
		Long:    "Branch a commit. commit-id must be a readable commit.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			branchResponse, err := pfsutil.Branch(apiClient, args[0], args[1])
			if err != nil {
				return err
			}
			fmt.Println(branchResponse.Commit.Id)
			return nil
		},
	}.ToCobraCommand()

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

	commitInfoCmd := cobramainutil.Command{
		Use:     "commit-info repository-name commit-id",
		Long:    "Get info for a commit.",
		NumArgs: 2,
		Run: func(cmd *cobra.Command, args []string) error {
			commitInfoResponse, err := pfsutil.GetCommitInfo(apiClient, args[0], args[1])
			if err != nil {
				return err
			}
			fmt.Printf("%+v\n", commitInfoResponse.CommitInfo)
			return nil
		},
	}.ToCobraCommand()

	listCommitsCmd := cobramainutil.Command{
		Use:     "list-commits repository-name",
		Long:    "List commits on the repository.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			listCommitsResponse, err := pfsutil.ListCommits(apiClient, args[0])
			if err != nil {
				return err
			}
			for _, commitInfo := range listCommitsResponse.CommitInfo {
				fmt.Printf("%+v\n", commitInfo)
			}
			return nil
		},
	}.ToCobraCommand()

	mountCmd := cobramainutil.Command{
		Use:     "mount repository-name",
		Long:    "Mount a repository as a local file system.",
		NumArgs: 1,
		Run: func(cmd *cobra.Command, args []string) error {
			return fuse.NewMounter().Mount(apiClient, args[0], args[0], uint64(shard), uint64(modulus))
		},
	}.ToCobraCommand()
	mountCmd.Flags().IntVarP(&shard, "shard", "s", 0, "shard to read from")
	mountCmd.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(cobramainutil.NewVersionCommand(clientConn, pachyderm.Version))
	rootCmd.AddCommand(initCmd)
	rootCmd.AddCommand(mkdirCmd)
	rootCmd.AddCommand(putCmd)
	rootCmd.AddCommand(getCmd)
	rootCmd.AddCommand(lsCmd)
	rootCmd.AddCommand(branchCmd)
	rootCmd.AddCommand(commitCmd)
	rootCmd.AddCommand(commitInfoCmd)
	rootCmd.AddCommand(listCommitsCmd)
	rootCmd.AddCommand(mountCmd)
	return rootCmd.Execute()
}
Ejemplo n.º 5
0
func testReplica(t *testing.T, apiClient pfs.ApiClient, internalAPIClient pfs.InternalApiClient) {
	masterName := TestRepositoryName()
	err := pfsutil.InitRepository(apiClient, masterName, false)
	require.NoError(t, err)

	replicaName := TestRepositoryName()
	err = pfsutil.InitRepository(apiClient, replicaName, true)
	require.NoError(t, err)

	for i := 0; i < testShardsPerServer*testNumServers; i++ {
		var buffer bytes.Buffer
		err := pfsutil.PullDiff(internalAPIClient, masterName, "scratch", uint64(i), &buffer)
		require.NoError(t, err)
		err = pfsutil.PushDiff(internalAPIClient, replicaName, "scratch", uint64(i), &buffer)
		require.NoError(t, err)
	}

	getCommitInfoResponse, err := pfsutil.GetCommitInfo(apiClient, replicaName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, getCommitInfoResponse)
	require.NotNil(t, getCommitInfoResponse.CommitInfo)
	require.Equal(t, "scratch", getCommitInfoResponse.CommitInfo.Commit.Id)
	require.Equal(t, pfs.CommitType_COMMIT_TYPE_READ, getCommitInfoResponse.CommitInfo.CommitType)
	require.Nil(t, getCommitInfoResponse.CommitInfo.ParentCommit)

	branchResponse, err := pfsutil.Branch(apiClient, masterName, "scratch")
	require.NoError(t, err)
	require.NotNil(t, branchResponse)
	newCommitID := branchResponse.Commit.Id

	var wg sync.WaitGroup
	for i := 0; i < testSize; i++ {
		i := i
		wg.Add(1)
		go func() {
			defer wg.Done()
			_, iErr := pfsutil.PutFile(apiClient, masterName, newCommitID,
				fmt.Sprintf("file%d", i), 0, strings.NewReader(fmt.Sprintf("hello%d", i)))
			require.NoError(t, iErr)
		}()
	}
	wg.Wait()

	err = pfsutil.Commit(apiClient, masterName, newCommitID)
	require.NoError(t, err)

	for i := 0; i < testShardsPerServer*testNumServers; i++ {
		var buffer bytes.Buffer
		err := pfsutil.PullDiff(internalAPIClient, masterName, newCommitID, uint64(i), &buffer)
		require.NoError(t, err)
		err = pfsutil.PushDiff(internalAPIClient, replicaName, newCommitID, uint64(i), &buffer)
		require.NoError(t, err)
	}

	getCommitInfoResponse, err = pfsutil.GetCommitInfo(apiClient, replicaName, newCommitID)
	require.NoError(t, err)
	require.NotNil(t, getCommitInfoResponse)
	require.NotNil(t, getCommitInfoResponse.CommitInfo)
	require.Equal(t, newCommitID, getCommitInfoResponse.CommitInfo.Commit.Id)
	require.Equal(t, pfs.CommitType_COMMIT_TYPE_READ, getCommitInfoResponse.CommitInfo.CommitType)
	require.Equal(t, "scratch", getCommitInfoResponse.CommitInfo.ParentCommit.Id)
}
Ejemplo n.º 6
0
func testSimple(t *testing.T, apiClient pfs.ApiClient, internalAPIClient pfs.InternalApiClient, cluster Cluster) {
	repositoryName := TestRepositoryName()

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

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

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

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

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

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

	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.Write(apiClient, repositoryName, newCommitID)
	require.NoError(t, err)

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

	checkWrites(t, apiClient, repositoryName, newCommitID)

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

	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.ListFiles(apiClient, repositoryName, newCommitID, "a/b", uint64(i), 7)
			require.NoError(t, iErr)
			fileInfos2[i] = fileInfos3.FileInfo
		}()
	}
	wg.Wait()
	count := 0
	for i := 0; i < 7; i++ {
		count += len(fileInfos2[i])
	}
	require.Equal(t, testSize, count)
}