Implement RepositoryService.GetArchive RPC

8 files changed, 495 insertions, 77 deletions

diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc4fe4af2..b458b9322 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,8 @@ UNRELEASED
   https://gitlab.com/gitlab-org/gitaly/merge_requests/364
 - Fail harder during startup, fix version string
   https://gitlab.com/gitlab-org/gitaly/merge_requests/379
+- Implement RepositoryService.GetArchive RPC
+  https://gitlab.com/gitlab-org/gitaly/merge_requests/370
 
 v0.42.0
 
diff --git a/internal/service/repository/archive.go b/internal/service/repository/archive.go
new file mode 100644
index 000000000..b7f96c8b6
--- /dev/null
+++ b/internal/service/repository/archive.go
@@ -0,0 +1,72 @@
+package repository
+
+import (
+	"context"
+	"io"
+	"os/exec"
+
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+
+	"gitlab.com/gitlab-org/gitaly/internal/command"
+	"gitlab.com/gitlab-org/gitaly/streamio"
+
+	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+	"gitlab.com/gitlab-org/gitaly/internal/git"
+)
+
+func parseArchiveFormat(format pb.GetArchiveRequest_Format) (*exec.Cmd, string) {
+	switch format {
+	case pb.GetArchiveRequest_TAR:
+		return nil, "tar"
+	case pb.GetArchiveRequest_TAR_GZ:
+		return exec.Command("gzip", "-c", "-n"), "tar"
+	case pb.GetArchiveRequest_TAR_BZ2:
+		return exec.Command("bzip2", "-c"), "tar"
+	case pb.GetArchiveRequest_ZIP:
+		return nil, "zip"
+	}
+
+	return nil, ""
+}
+
+func handleArchive(ctx context.Context, writer io.Writer, repo *pb.Repository,
+	format pb.GetArchiveRequest_Format, prefix, commitID string) error {
+	compressCmd, formatArg := parseArchiveFormat(format)
+	if len(formatArg) == 0 {
+		return grpc.Errorf(codes.InvalidArgument, "invalid format")
+	}
+
+	archiveCommand, err := git.Command(ctx, repo, "archive",
+		"--format="+formatArg, "--prefix="+prefix+"/", commitID)
+	if err != nil {
+		return err
+	}
+
+	if compressCmd != nil {
+		command, err := command.New(ctx, compressCmd, archiveCommand, writer, nil)
+		if err != nil {
+			return err
+		}
+
+		if err := command.Wait(); err != nil {
+			return err
+		}
+	} else if _, err = io.Copy(writer, archiveCommand); err != nil {
+		return err
+	}
+
+	return archiveCommand.Wait()
+}
+
+func (s *server) GetArchive(in *pb.GetArchiveRequest, stream pb.RepositoryService_GetArchiveServer) error {
+	if err := git.ValidateRevision([]byte(in.CommitId)); err != nil {
+		return grpc.Errorf(codes.InvalidArgument, "invalid commitId: %v", err)
+	}
+
+	writer := streamio.NewWriter(func(p []byte) error {
+		return stream.Send(&pb.GetArchiveResponse{Data: p})
+	})
+
+	return handleArchive(stream.Context(), writer, in.Repository, in.Format, in.Prefix, in.CommitId)
+}
diff --git a/internal/service/repository/archive_test.go b/internal/service/repository/archive_test.go
new file mode 100644
index 000000000..bce819c08
--- /dev/null
+++ b/internal/service/repository/archive_test.go
@@ -0,0 +1,179 @@
+package repository
+
+import (
+	"fmt"
+	"io/ioutil"
+	"os"
+	"testing"
+
+	"google.golang.org/grpc/codes"
+
+	"github.com/stretchr/testify/require"
+
+	pb "gitlab.com/gitlab-org/gitaly-proto/go"
+	"gitlab.com/gitlab-org/gitaly/internal/testhelper"
+	"gitlab.com/gitlab-org/gitaly/streamio"
+)
+
+func TestGetArchiveSuccess(t *testing.T) {
+	server := runRepoServer(t)
+	defer server.Stop()
+
+	client, conn := newRepositoryClient(t)
+	defer conn.Close()
+
+	formats := []pb.GetArchiveRequest_Format{
+		pb.GetArchiveRequest_ZIP,
+		pb.GetArchiveRequest_TAR,
+		pb.GetArchiveRequest_TAR_GZ,
+		pb.GetArchiveRequest_TAR_BZ2,
+	}
+
+	testCases := []struct {
+		desc     string
+		prefix   string
+		commitID string
+	}{
+		{
+			desc:     "without-prefix",
+			commitID: "1a0b36b3cdad1d2ee32457c102a8c0b7056fa863",
+			prefix:   "",
+		},
+		{
+			desc:     "with-prefix",
+			commitID: "1a0b36b3cdad1d2ee32457c102a8c0b7056fa863",
+			prefix:   "my-prefix",
+		},
+	}
+
+	for _, tc := range testCases {
+		// Run test case with each format
+		for _, format := range formats {
+			testCaseName := fmt.Sprintf("%s-%s", tc.desc, format.String())
+			t.Run(testCaseName, func(t *testing.T) {
+				ctx, cancel := testhelper.Context()
+				defer cancel()
+
+				req := &pb.GetArchiveRequest{
+					Repository: testRepo,
+					CommitId:   tc.commitID,
+					Prefix:     tc.prefix,
+					Format:     format,
+				}
+				stream, err := client.GetArchive(ctx, req)
+				require.NoError(t, err)
+
+				data, err := consumeArchive(stream)
+				require.NoError(t, err)
+
+				archiveFile, err := ioutil.TempFile("", "")
+				require.NoError(t, err)
+				defer os.Remove(archiveFile.Name())
+
+				_, err = archiveFile.Write(data)
+				require.NoError(t, err)
+
+				contents := string(compressedFileContents(t, format, archiveFile.Name()))
+
+				require.Contains(t, contents, tc.prefix+"/.gitignore")
+				require.Contains(t, contents, tc.prefix+"/LICENSE")
+				require.Contains(t, contents, tc.prefix+"/README.md")
+			})
+		}
+	}
+}
+
+func TestGetArchiveFailure(t *testing.T) {
+	server := runRepoServer(t)
+	defer server.Stop()
+
+	client, conn := newRepositoryClient(t)
+	defer conn.Close()
+
+	commitID := "1a0b36b3cdad1d2ee32457c102a8c0b7056fa863"
+
+	testCases := []struct {
+		desc     string
+		repo     *pb.Repository
+		prefix   string
+		commitID string
+		format   pb.GetArchiveRequest_Format
+		code     codes.Code
+	}{
+		{
+			desc:     "Repository doesn't exist",
+			repo:     &pb.Repository{StorageName: "fake", RelativePath: "path"},
+			prefix:   "",
+			commitID: commitID,
+			format:   pb.GetArchiveRequest_ZIP,
+			code:     codes.InvalidArgument,
+		},
+		{
+			desc:     "Repository is nil",
+			repo:     nil,
+			prefix:   "",
+			commitID: commitID,
+			format:   pb.GetArchiveRequest_ZIP,
+			code:     codes.InvalidArgument,
+		},
+		{
+			desc:     "CommitId is empty",
+			repo:     testRepo,
+			prefix:   "",
+			commitID: "",
+			format:   pb.GetArchiveRequest_ZIP,
+			code:     codes.InvalidArgument,
+		},
+		{
+			desc:     "Format is invalid",
+			repo:     testRepo,
+			prefix:   "",
+			commitID: "",
+			format:   pb.GetArchiveRequest_Format(-1),
+			code:     codes.InvalidArgument,
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.desc, func(t *testing.T) {
+			ctx, cancel := testhelper.Context()
+			defer cancel()
+
+			req := &pb.GetArchiveRequest{
+				Repository: tc.repo,
+				CommitId:   tc.commitID,
+				Prefix:     tc.prefix,
+				Format:     tc.format,
+			}
+			stream, err := client.GetArchive(ctx, req)
+			require.NoError(t, err)
+
+			_, err = consumeArchive(stream)
+			testhelper.AssertGrpcError(t, err, tc.code, "")
+		})
+	}
+}
+
+func compressedFileContents(t *testing.T, format pb.GetArchiveRequest_Format, name string) []byte {
+	switch format {
+	case pb.GetArchiveRequest_TAR:
+		return testhelper.MustRunCommand(t, nil, "tar", "tf", name)
+	case pb.GetArchiveRequest_TAR_GZ:
+		return testhelper.MustRunCommand(t, nil, "tar", "ztf", name)
+	case pb.GetArchiveRequest_TAR_BZ2:
+		return testhelper.MustRunCommand(t, nil, "tar", "jtf", name)
+	case pb.GetArchiveRequest_ZIP:
+		return testhelper.MustRunCommand(t, nil, "unzip", "-l", name)
+	}
+
+	return nil
+}
+
+func consumeArchive(stream pb.RepositoryService_GetArchiveClient) ([]byte, error) {
+	reader := streamio.NewReader(func() ([]byte, error) {
+		response, err := stream.Recv()
+		return response.GetData(), err
+	})
+
+	return ioutil.ReadAll(reader)
+}
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION
index 0f1a7dfc7..ca75280b0 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/VERSION
@@ -1 +1 @@
-0.37.0
+0.38.0
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/blob.pb.go b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/blob.pb.go
index a1c4005fa..09401a53c 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/blob.pb.go
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/blob.pb.go
@@ -115,6 +115,8 @@ It has these top-level messages:
 	FetchRemoteResponse
 	CreateRepositoryRequest
 	CreateRepositoryResponse
+	GetArchiveRequest
+	GetArchiveResponse
 	Repository
 	GitCommit
 	CommitAuthor
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/operations.pb.go b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/operations.pb.go
index 0aae59e73..171aa32e5 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/operations.pb.go
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/operations.pb.go
@@ -116,6 +116,7 @@ func (m *UserDeleteBranchRequest) GetUser() *User {
 }
 
 type UserDeleteBranchResponse struct {
+	PreReceiveError string `protobuf:"bytes,1,opt,name=pre_receive_error,json=preReceiveError" json:"pre_receive_error,omitempty"`
 }
 
 func (m *UserDeleteBranchResponse) Reset()                    { *m = UserDeleteBranchResponse{} }
@@ -123,6 +124,13 @@ func (m *UserDeleteBranchResponse) String() string            { return proto.Com
 func (*UserDeleteBranchResponse) ProtoMessage()               {}
 func (*UserDeleteBranchResponse) Descriptor() ([]byte, []int) { return fileDescriptor6, []int{3} }
 
+func (m *UserDeleteBranchResponse) GetPreReceiveError() string {
+	if m != nil {
+		return m.PreReceiveError
+	}
+	return ""
+}
+
 type UserDeleteTagRequest struct {
 	Repository *Repository `protobuf:"bytes,1,opt,name=repository" json:"repository,omitempty"`
 	TagName    []byte      `protobuf:"bytes,2,opt,name=tag_name,json=tagName,proto3" json:"tag_name,omitempty"`
@@ -436,35 +444,35 @@ var _OperationService_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("operations.proto", fileDescriptor6) }
 
 var fileDescriptor6 = []byte{
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+	0x4d, 0x0d, 0x02, 0xa3, 0xae, 0x05, 0x00, 0x00,
 }
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/repository-service.pb.go b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/repository-service.pb.go
index 48edd2fce..519f76594 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/repository-service.pb.go
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/repository-service.pb.go
@@ -17,6 +17,33 @@ var _ = proto.Marshal
 var _ = fmt.Errorf
 var _ = math.Inf
 
+type GetArchiveRequest_Format int32
+
+const (
+	GetArchiveRequest_ZIP     GetArchiveRequest_Format = 0
+	GetArchiveRequest_TAR     GetArchiveRequest_Format = 1
+	GetArchiveRequest_TAR_GZ  GetArchiveRequest_Format = 2
+	GetArchiveRequest_TAR_BZ2 GetArchiveRequest_Format = 3
+)
+
+var GetArchiveRequest_Format_name = map[int32]string{
+	0: "ZIP",
+	1: "TAR",
+	2: "TAR_GZ",
+	3: "TAR_BZ2",
+}
+var GetArchiveRequest_Format_value = map[string]int32{
+	"ZIP":     0,
+	"TAR":     1,
+	"TAR_GZ":  2,
+	"TAR_BZ2": 3,
+}
+
+func (x GetArchiveRequest_Format) String() string {
+	return proto.EnumName(GetArchiveRequest_Format_name, int32(x))
+}
+func (GetArchiveRequest_Format) EnumDescriptor() ([]byte, []int) { return fileDescriptor8, []int{16, 0} }
+
 type RepositoryExistsRequest struct {
 	Repository *Repository `protobuf:"bytes,1,opt,name=repository" json:"repository,omitempty"`
 }
@@ -298,6 +325,62 @@ func (m *CreateRepositoryResponse) String() string            { return proto.Com
 func (*CreateRepositoryResponse) ProtoMessage()               {}
 func (*CreateRepositoryResponse) Descriptor() ([]byte, []int) { return fileDescriptor8, []int{15} }
 
+type GetArchiveRequest struct {
+	Repository *Repository              `protobuf:"bytes,1,opt,name=repository" json:"repository,omitempty"`
+	CommitId   string                   `protobuf:"bytes,2,opt,name=commit_id,json=commitId" json:"commit_id,omitempty"`
+	Prefix     string                   `protobuf:"bytes,3,opt,name=prefix" json:"prefix,omitempty"`
+	Format     GetArchiveRequest_Format `protobuf:"varint,4,opt,name=format,enum=gitaly.GetArchiveRequest_Format" json:"format,omitempty"`
+}
+
+func (m *GetArchiveRequest) Reset()                    { *m = GetArchiveRequest{} }
+func (m *GetArchiveRequest) String() string            { return proto.CompactTextString(m) }
+func (*GetArchiveRequest) ProtoMessage()               {}
+func (*GetArchiveRequest) Descriptor() ([]byte, []int) { return fileDescriptor8, []int{16} }
+
+func (m *GetArchiveRequest) GetRepository() *Repository {
+	if m != nil {
+		return m.Repository
+	}
+	return nil
+}
+
+func (m *GetArchiveRequest) GetCommitId() string {
+	if m != nil {
+		return m.CommitId
+	}
+	return ""
+}
+
+func (m *GetArchiveRequest) GetPrefix() string {
+	if m != nil {
+		return m.Prefix
+	}
+	return ""
+}
+
+func (m *GetArchiveRequest) GetFormat() GetArchiveRequest_Format {
+	if m != nil {
+		return m.Format
+	}
+	return GetArchiveRequest_ZIP
+}
+
+type GetArchiveResponse struct {
+	Data []byte `protobuf:"bytes,1,opt,name=data,proto3" json:"data,omitempty"`
+}
+
+func (m *GetArchiveResponse) Reset()                    { *m = GetArchiveResponse{} }
+func (m *GetArchiveResponse) String() string            { return proto.CompactTextString(m) }
+func (*GetArchiveResponse) ProtoMessage()               {}
+func (*GetArchiveResponse) Descriptor() ([]byte, []int) { return fileDescriptor8, []int{17} }
+
+func (m *GetArchiveResponse) GetData() []byte {
+	if m != nil {
+		return m.Data
+	}
+	return nil
+}
+
 func init() {
 	proto.RegisterType((*RepositoryExistsRequest)(nil), "gitaly.RepositoryExistsRequest")
 	proto.RegisterType((*RepositoryExistsResponse)(nil), "gitaly.RepositoryExistsResponse")
@@ -315,6 +398,9 @@ func init() {
 	proto.RegisterType((*FetchRemoteResponse)(nil), "gitaly.FetchRemoteResponse")
 	proto.RegisterType((*CreateRepositoryRequest)(nil), "gitaly.CreateRepositoryRequest")
 	proto.RegisterType((*CreateRepositoryResponse)(nil), "gitaly.CreateRepositoryResponse")
+	proto.RegisterType((*GetArchiveRequest)(nil), "gitaly.GetArchiveRequest")
+	proto.RegisterType((*GetArchiveResponse)(nil), "gitaly.GetArchiveResponse")
+	proto.RegisterEnum("gitaly.GetArchiveRequest_Format", GetArchiveRequest_Format_name, GetArchiveRequest_Format_value)
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -336,6 +422,7 @@ type RepositoryServiceClient interface {
 	ApplyGitattributes(ctx context.Context, in *ApplyGitattributesRequest, opts ...grpc.CallOption) (*ApplyGitattributesResponse, error)
 	FetchRemote(ctx context.Context, in *FetchRemoteRequest, opts ...grpc.CallOption) (*FetchRemoteResponse, error)
 	CreateRepository(ctx context.Context, in *CreateRepositoryRequest, opts ...grpc.CallOption) (*CreateRepositoryResponse, error)
+	GetArchive(ctx context.Context, in *GetArchiveRequest, opts ...grpc.CallOption) (RepositoryService_GetArchiveClient, error)
 	// Deprecated, use the RepositoryExists RPC instead.
 	Exists(ctx context.Context, in *RepositoryExistsRequest, opts ...grpc.CallOption) (*RepositoryExistsResponse, error)
 }
@@ -420,6 +507,38 @@ func (c *repositoryServiceClient) CreateRepository(ctx context.Context, in *Crea
 	return out, nil
 }
 
+func (c *repositoryServiceClient) GetArchive(ctx context.Context, in *GetArchiveRequest, opts ...grpc.CallOption) (RepositoryService_GetArchiveClient, error) {
+	stream, err := grpc.NewClientStream(ctx, &_RepositoryService_serviceDesc.Streams[0], c.cc, "/gitaly.RepositoryService/GetArchive", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &repositoryServiceGetArchiveClient{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type RepositoryService_GetArchiveClient interface {
+	Recv() (*GetArchiveResponse, error)
+	grpc.ClientStream
+}
+
+type repositoryServiceGetArchiveClient struct {
+	grpc.ClientStream
+}
+
+func (x *repositoryServiceGetArchiveClient) Recv() (*GetArchiveResponse, error) {
+	m := new(GetArchiveResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
 func (c *repositoryServiceClient) Exists(ctx context.Context, in *RepositoryExistsRequest, opts ...grpc.CallOption) (*RepositoryExistsResponse, error) {
 	out := new(RepositoryExistsResponse)
 	err := grpc.Invoke(ctx, "/gitaly.RepositoryService/Exists", in, out, c.cc, opts...)
@@ -440,6 +559,7 @@ type RepositoryServiceServer interface {
 	ApplyGitattributes(context.Context, *ApplyGitattributesRequest) (*ApplyGitattributesResponse, error)
 	FetchRemote(context.Context, *FetchRemoteRequest) (*FetchRemoteResponse, error)
 	CreateRepository(context.Context, *CreateRepositoryRequest) (*CreateRepositoryResponse, error)
+	GetArchive(*GetArchiveRequest, RepositoryService_GetArchiveServer) error
 	// Deprecated, use the RepositoryExists RPC instead.
 	Exists(context.Context, *RepositoryExistsRequest) (*RepositoryExistsResponse, error)
 }
@@ -592,6 +712,27 @@ func _RepositoryService_CreateRepository_Handler(srv interface{}, ctx context.Co
 	return interceptor(ctx, in, info, handler)
 }
 
+func _RepositoryService_GetArchive_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(GetArchiveRequest)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(RepositoryServiceServer).GetArchive(m, &repositoryServiceGetArchiveServer{stream})
+}
+
+type RepositoryService_GetArchiveServer interface {
+	Send(*GetArchiveResponse) error
+	grpc.ServerStream
+}
+
+type repositoryServiceGetArchiveServer struct {
+	grpc.ServerStream
+}
+
+func (x *repositoryServiceGetArchiveServer) Send(m *GetArchiveResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
 func _RepositoryService_Exists_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(RepositoryExistsRequest)
 	if err := dec(in); err != nil {
@@ -651,50 +792,64 @@ var _RepositoryService_serviceDesc = grpc.ServiceDesc{
 			Handler:    _RepositoryService_Exists_Handler,
 		},
 	},
-	Streams:  []grpc.StreamDesc{},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "GetArchive",
+			Handler:       _RepositoryService_GetArchive_Handler,
+			ServerStreams: true,
+		},
+	},
 	Metadata: "repository-service.proto",
 }
 
 func init() { proto.RegisterFile("repository-service.proto", fileDescriptor8) }
 
 var fileDescriptor8 = []byte{
-	// 593 bytes of a gzipped FileDescriptorProto
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+	0x4c, 0x6f, 0x06, 0x86, 0xeb, 0xee, 0xb4, 0x07, 0xbe, 0xa0, 0x0f, 0xec, 0x49, 0x93, 0xbd, 0xe5,
+	0x84, 0x27, 0xfc, 0x00, 0xc6, 0x03, 0x17, 0x23, 0xa2, 0x34, 0xd9, 0xdb, 0xf5, 0xea, 0x2c, 0x49,
+	0xaa, 0xa6, 0xda, 0xa5, 0xf6, 0x73, 0x42, 0x7f, 0xfb, 0x14, 0x8c, 0xc0, 0x82, 0x45, 0x28, 0xb4,
+	0xae, 0x3f, 0x55, 0x72, 0xd3, 0x8f, 0xbb, 0x86, 0x53, 0xc9, 0x23, 0x80, 0x71, 0xd7, 0x70, 0xda,
+	0xcd, 0x56, 0x65, 0x0d, 0x4b, 0x50, 0x9c, 0x7e, 0x9f, 0xb5, 0xea, 0x95, 0x82, 0x7d, 0x02, 0x98,
+	0x04, 0x8e, 0x57, 0xa1, 0x4b, 0x14, 0xd1, 0xef, 0x2c, 0x3b, 0xfa, 0xbb, 0xfe, 0xc3, 0xd0, 0xb2,
+	0x34, 0xdb, 0x9c, 0x40, 0xb7, 0xf1, 0x1e, 0x2a, 0x8b, 0x62, 0x8a, 0xc7, 0x69, 0x5e, 0xe6, 0x54,
+	0xdb, 0xaa, 0x2e, 0x77, 0x08, 0x9b, 0x90, 0xc3, 0xd6, 0x4c, 0x04, 0x13, 0x0a, 0x89, 0xc9, 0xc0,
+	0x4c, 0x31, 0xb6, 0x5e, 0xbf, 0xe0, 0x11, 0x61, 0x5f, 0x00, 0xc4, 0x92, 0x87, 0x87, 0xf3, 0x21,
+	0x09, 0xd1, 0xb5, 0xac, 0xac, 0xab, 0x08, 0xe6, 0x33, 0x6c, 0xcf, 0x2b, 0x16, 0xfe, 0x1f, 0x35,
+	0x2b, 0x4b, 0x3b, 0xad, 0x57, 0xcb, 0xae, 0x93, 0x90, 0xf3, 0xea, 0x14, 0x43, 0x66, 0x4a, 0x60,
+	0x0c, 0x99, 0x2d, 0x6a, 0x76, 0x0e, 0xbf, 0x02, 0xa6, 0x55, 0x05, 0x23, 0x9e, 0x96, 0xca, 0x9b,
+	0x65, 0xbf, 0xe4, 0x12, 0xc1, 0x5f, 0x41, 0x29, 0xb1, 0xb0, 0x18, 0x31, 0x96, 0x96, 0x2a, 0xeb,
+	0x28, 0xf3, 0x2e, 0x42, 0xba, 0x87, 0xca, 0xe2, 0x52, 0xc6, 0xa3, 0xb4, 0x64, 0xfb, 0xe3, 0x51,
+	0x5a, 0xba, 0xcf, 0x39, 0x6c, 0x02, 0xc4, 0x33, 0x1e, 0xb7, 0x3b, 0xb5, 0x50, 0x71, 0xbb, 0xd3,
+	0x2b, 0x61, 0xe7, 0xde, 0xe7, 0xf1, 0x16, 0x8c, 0x3f, 0x38, 0xe2, 0x1d, 0x43, 0xff, 0xde, 0x9c,
+	0xfe, 0x0e, 0x00, 0x00, 0xff, 0xff, 0x20, 0x17, 0xa1, 0x43, 0x10, 0x09, 0x00, 0x00,
 }
diff --git a/vendor/vendor.json b/vendor/vendor.json
index 23a75799f..7520e4962 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -201,12 +201,12 @@
 			"revisionTime": "2017-01-30T11:31:45Z"
 		},
 		{
-			"checksumSHA1": "keFlslmol1f9UnlKI6IbhxkgGqs=",
+			"checksumSHA1": "tisAil16tojFqhqWYbs2kXwBYyk=",
 			"path": "gitlab.com/gitlab-org/gitaly-proto/go",
-			"revision": "65ebd80196417d9e7284325849e94297fc067ec4",
-			"revisionTime": "2017-09-27T09:46:00Z",
-			"version": "v0.37.0",
-			"versionExact": "v0.37.0"
+			"revision": "12872bd8dad9dc72328b2c590386e67a17c65612",
+			"revisionTime": "2017-09-27T21:53:01Z",
+			"version": "v0.38.0",
+			"versionExact": "v0.38.0"
 		},
 		{
 			"checksumSHA1": "nqWNlnMmVpt628zzvyo6Yv2CX5Q=",