Merge branch 'jc-pack-refs' into 'master'

Add PackRefs RPC

Closes #1572

See merge request gitlab-org/gitaly!1161

6 files changed, 387 insertions, 150 deletions

diff --git a/changelogs/unreleased/jc-pack-refs.yml b/changelogs/unreleased/jc-pack-refs.yml
new file mode 100644
index 000000000..f11f486ef
--- /dev/null
+++ b/changelogs/unreleased/jc-pack-refs.yml
@@ -0,0 +1,5 @@
+---
+title: Add PackRefs RPC
+merge_request: 1161
+author:
+type: added
diff --git a/internal/service/ref/pack_refs.go b/internal/service/ref/pack_refs.go
new file mode 100644
index 000000000..224d0411c
--- /dev/null
+++ b/internal/service/ref/pack_refs.go
@@ -0,0 +1,43 @@
+package ref
+
+import (
+	"context"
+	"errors"
+	"fmt"
+
+	"gitlab.com/gitlab-org/gitaly/internal/git"
+	"gitlab.com/gitlab-org/gitaly/internal/git/repository"
+	"gitlab.com/gitlab-org/gitaly/internal/helper"
+
+	"gitlab.com/gitlab-org/gitaly-proto/go/gitalypb"
+)
+
+func (server) PackRefs(ctx context.Context, in *gitalypb.PackRefsRequest) (*gitalypb.PackRefsResponse, error) {
+	if err := validatePackRefsRequest(in); err != nil {
+		return nil, helper.ErrInvalidArgument(err)
+	}
+
+	if err := packRefs(ctx, in.GetRepository(), in.GetAllRefs()); err != nil {
+		return nil, helper.ErrInternal(err)
+	}
+
+	return &gitalypb.PackRefsResponse{}, nil
+}
+
+func validatePackRefsRequest(in *gitalypb.PackRefsRequest) error {
+	if in.GetRepository() == nil {
+		return errors.New("empty repository")
+	}
+	return nil
+}
+
+func packRefs(ctx context.Context, repository repository.GitRepo, all bool) error {
+	args := []string{"pack-refs", "--all"}
+
+	cmd, err := git.Command(ctx, repository, args...)
+	if err != nil {
+		return fmt.Errorf("initializing pack-refs command: %v", err)
+	}
+
+	return cmd.Wait()
+}
diff --git a/internal/service/ref/pack_refs_test.go b/internal/service/ref/pack_refs_test.go
new file mode 100644
index 000000000..45ed2a29d
--- /dev/null
+++ b/internal/service/ref/pack_refs_test.go
@@ -0,0 +1,67 @@
+package ref
+
+import (
+	"bufio"
+	"fmt"
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"gitlab.com/gitlab-org/gitaly-proto/go/gitalypb"
+	"gitlab.com/gitlab-org/gitaly/internal/testhelper"
+)
+
+func TestPackRefsSuccessfulRequest(t *testing.T) {
+	ctx, cancel := testhelper.Context()
+	defer cancel()
+
+	server, serverSocketPath := runRefServiceServer(t)
+	defer server.Stop()
+
+	client, conn := newRefServiceClient(t, serverSocketPath)
+	defer conn.Close()
+
+	testRepo, testRepoPath, cleanupFn := testhelper.NewTestRepo(t)
+	defer cleanupFn()
+
+	packedRefs := linesInPackfile(t, testRepoPath)
+
+	// creates some new heads
+	newBranches := 10
+	for i := 0; i < newBranches; i++ {
+		testhelper.CreateLooseRef(t, testRepoPath, fmt.Sprintf("new-ref-%d", i))
+	}
+
+	// pack all refs
+	_, err := client.PackRefs(ctx, &gitalypb.PackRefsRequest{Repository: testRepo})
+	require.NoError(t, err)
+
+	files, err := ioutil.ReadDir(filepath.Join(testRepoPath, "refs/heads"))
+	require.NoError(t, err)
+	assert.Len(t, files, 0, "git pack-refs --all should have packed all refs in refs/heads")
+	assert.Equal(t, packedRefs+newBranches, linesInPackfile(t, testRepoPath), fmt.Sprintf("should have added %d new lines to the packfile", newBranches))
+
+	// ensure all refs are reachable
+	for i := 0; i < newBranches; i++ {
+		testhelper.MustRunCommand(t, nil, "git", "-C", testRepoPath, "show-ref", fmt.Sprintf("refs/heads/new-ref-%d", i))
+	}
+}
+
+func linesInPackfile(t *testing.T, repoPath string) int {
+	packFile, err := os.Open(filepath.Join(repoPath, "packed-refs"))
+	require.NoError(t, err)
+	defer packFile.Close()
+	scanner := bufio.NewScanner(packFile)
+	var refs int
+	for scanner.Scan() {
+		if strings.HasPrefix(scanner.Text(), "#") {
+			continue
+		}
+		refs++
+	}
+	return refs
+}
diff --git a/internal/testhelper/testhelper.go b/internal/testhelper/testhelper.go
index 8ceb75413..32fdfe418 100644
--- a/internal/testhelper/testhelper.go
+++ b/internal/testhelper/testhelper.go
@@ -467,3 +467,10 @@ func NewTestObjectPoolName(t *testing.T) string {
 
 	return fmt.Sprintf("pool-%x.git", b)
 }
+
+// CreateLooseRef creates a ref that points to master
+func CreateLooseRef(t *testing.T, repoPath, refName string) {
+	relRefPath := fmt.Sprintf("refs/heads/%s", refName)
+	MustRunCommand(t, nil, "git", "-C", repoPath, "update-ref", relRefPath, "master")
+	require.FileExists(t, filepath.Join(repoPath, relRefPath), "ref must be in loose file")
+}
diff --git a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/gitalypb/ref.pb.go b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/gitalypb/ref.pb.go
index d5e8be7cf..8f5d8a870 100644
--- a/vendor/gitlab.com/gitlab-org/gitaly-proto/go/gitalypb/ref.pb.go
+++ b/vendor/gitlab.com/gitlab-org/gitaly-proto/go/gitalypb/ref.pb.go
@@ -47,7 +47,7 @@ func (x FindLocalBranchesRequest_SortBy) String() string {
 	return proto.EnumName(FindLocalBranchesRequest_SortBy_name, int32(x))
 }
 func (FindLocalBranchesRequest_SortBy) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{10, 0}
+	return fileDescriptor_ref_f2115157855aba0a, []int{10, 0}
 }
 
 type CreateBranchResponse_Status int32
@@ -76,7 +76,7 @@ func (x CreateBranchResponse_Status) String() string {
 	return proto.EnumName(CreateBranchResponse_Status_name, int32(x))
 }
 func (CreateBranchResponse_Status) EnumDescriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{21, 0}
+	return fileDescriptor_ref_f2115157855aba0a, []int{21, 0}
 }
 
 type ListNewBlobsRequest struct {
@@ -94,7 +94,7 @@ func (m *ListNewBlobsRequest) Reset()         { *m = ListNewBlobsRequest{} }
 func (m *ListNewBlobsRequest) String() string { return proto.CompactTextString(m) }
 func (*ListNewBlobsRequest) ProtoMessage()    {}
 func (*ListNewBlobsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{0}
+	return fileDescriptor_ref_f2115157855aba0a, []int{0}
 }
 func (m *ListNewBlobsRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListNewBlobsRequest.Unmarshal(m, b)
@@ -146,7 +146,7 @@ func (m *ListNewBlobsResponse) Reset()         { *m = ListNewBlobsResponse{} }
 func (m *ListNewBlobsResponse) String() string { return proto.CompactTextString(m) }
 func (*ListNewBlobsResponse) ProtoMessage()    {}
 func (*ListNewBlobsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{1}
+	return fileDescriptor_ref_f2115157855aba0a, []int{1}
 }
 func (m *ListNewBlobsResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListNewBlobsResponse.Unmarshal(m, b)
@@ -184,7 +184,7 @@ func (m *FindDefaultBranchNameRequest) Reset()         { *m = FindDefaultBranchN
 func (m *FindDefaultBranchNameRequest) String() string { return proto.CompactTextString(m) }
 func (*FindDefaultBranchNameRequest) ProtoMessage()    {}
 func (*FindDefaultBranchNameRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{2}
+	return fileDescriptor_ref_f2115157855aba0a, []int{2}
 }
 func (m *FindDefaultBranchNameRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindDefaultBranchNameRequest.Unmarshal(m, b)
@@ -222,7 +222,7 @@ func (m *FindDefaultBranchNameResponse) Reset()         { *m = FindDefaultBranch
 func (m *FindDefaultBranchNameResponse) String() string { return proto.CompactTextString(m) }
 func (*FindDefaultBranchNameResponse) ProtoMessage()    {}
 func (*FindDefaultBranchNameResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{3}
+	return fileDescriptor_ref_f2115157855aba0a, []int{3}
 }
 func (m *FindDefaultBranchNameResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindDefaultBranchNameResponse.Unmarshal(m, b)
@@ -260,7 +260,7 @@ func (m *FindAllBranchNamesRequest) Reset()         { *m = FindAllBranchNamesReq
 func (m *FindAllBranchNamesRequest) String() string { return proto.CompactTextString(m) }
 func (*FindAllBranchNamesRequest) ProtoMessage()    {}
 func (*FindAllBranchNamesRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{4}
+	return fileDescriptor_ref_f2115157855aba0a, []int{4}
 }
 func (m *FindAllBranchNamesRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllBranchNamesRequest.Unmarshal(m, b)
@@ -298,7 +298,7 @@ func (m *FindAllBranchNamesResponse) Reset()         { *m = FindAllBranchNamesRe
 func (m *FindAllBranchNamesResponse) String() string { return proto.CompactTextString(m) }
 func (*FindAllBranchNamesResponse) ProtoMessage()    {}
 func (*FindAllBranchNamesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{5}
+	return fileDescriptor_ref_f2115157855aba0a, []int{5}
 }
 func (m *FindAllBranchNamesResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllBranchNamesResponse.Unmarshal(m, b)
@@ -336,7 +336,7 @@ func (m *FindAllTagNamesRequest) Reset()         { *m = FindAllTagNamesRequest{}
 func (m *FindAllTagNamesRequest) String() string { return proto.CompactTextString(m) }
 func (*FindAllTagNamesRequest) ProtoMessage()    {}
 func (*FindAllTagNamesRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{6}
+	return fileDescriptor_ref_f2115157855aba0a, []int{6}
 }
 func (m *FindAllTagNamesRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllTagNamesRequest.Unmarshal(m, b)
@@ -374,7 +374,7 @@ func (m *FindAllTagNamesResponse) Reset()         { *m = FindAllTagNamesResponse
 func (m *FindAllTagNamesResponse) String() string { return proto.CompactTextString(m) }
 func (*FindAllTagNamesResponse) ProtoMessage()    {}
 func (*FindAllTagNamesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{7}
+	return fileDescriptor_ref_f2115157855aba0a, []int{7}
 }
 func (m *FindAllTagNamesResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllTagNamesResponse.Unmarshal(m, b)
@@ -416,7 +416,7 @@ func (m *FindRefNameRequest) Reset()         { *m = FindRefNameRequest{} }
 func (m *FindRefNameRequest) String() string { return proto.CompactTextString(m) }
 func (*FindRefNameRequest) ProtoMessage()    {}
 func (*FindRefNameRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{8}
+	return fileDescriptor_ref_f2115157855aba0a, []int{8}
 }
 func (m *FindRefNameRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindRefNameRequest.Unmarshal(m, b)
@@ -469,7 +469,7 @@ func (m *FindRefNameResponse) Reset()         { *m = FindRefNameResponse{} }
 func (m *FindRefNameResponse) String() string { return proto.CompactTextString(m) }
 func (*FindRefNameResponse) ProtoMessage()    {}
 func (*FindRefNameResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{9}
+	return fileDescriptor_ref_f2115157855aba0a, []int{9}
 }
 func (m *FindRefNameResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindRefNameResponse.Unmarshal(m, b)
@@ -508,7 +508,7 @@ func (m *FindLocalBranchesRequest) Reset()         { *m = FindLocalBranchesReque
 func (m *FindLocalBranchesRequest) String() string { return proto.CompactTextString(m) }
 func (*FindLocalBranchesRequest) ProtoMessage()    {}
 func (*FindLocalBranchesRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{10}
+	return fileDescriptor_ref_f2115157855aba0a, []int{10}
 }
 func (m *FindLocalBranchesRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindLocalBranchesRequest.Unmarshal(m, b)
@@ -553,7 +553,7 @@ func (m *FindLocalBranchesResponse) Reset()         { *m = FindLocalBranchesResp
 func (m *FindLocalBranchesResponse) String() string { return proto.CompactTextString(m) }
 func (*FindLocalBranchesResponse) ProtoMessage()    {}
 func (*FindLocalBranchesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{11}
+	return fileDescriptor_ref_f2115157855aba0a, []int{11}
 }
 func (m *FindLocalBranchesResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindLocalBranchesResponse.Unmarshal(m, b)
@@ -595,7 +595,7 @@ func (m *FindLocalBranchResponse) Reset()         { *m = FindLocalBranchResponse
 func (m *FindLocalBranchResponse) String() string { return proto.CompactTextString(m) }
 func (*FindLocalBranchResponse) ProtoMessage()    {}
 func (*FindLocalBranchResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{12}
+	return fileDescriptor_ref_f2115157855aba0a, []int{12}
 }
 func (m *FindLocalBranchResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindLocalBranchResponse.Unmarshal(m, b)
@@ -663,7 +663,7 @@ func (m *FindLocalBranchCommitAuthor) Reset()         { *m = FindLocalBranchComm
 func (m *FindLocalBranchCommitAuthor) String() string { return proto.CompactTextString(m) }
 func (*FindLocalBranchCommitAuthor) ProtoMessage()    {}
 func (*FindLocalBranchCommitAuthor) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{13}
+	return fileDescriptor_ref_f2115157855aba0a, []int{13}
 }
 func (m *FindLocalBranchCommitAuthor) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindLocalBranchCommitAuthor.Unmarshal(m, b)
@@ -720,7 +720,7 @@ func (m *FindAllBranchesRequest) Reset()         { *m = FindAllBranchesRequest{}
 func (m *FindAllBranchesRequest) String() string { return proto.CompactTextString(m) }
 func (*FindAllBranchesRequest) ProtoMessage()    {}
 func (*FindAllBranchesRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{14}
+	return fileDescriptor_ref_f2115157855aba0a, []int{14}
 }
 func (m *FindAllBranchesRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllBranchesRequest.Unmarshal(m, b)
@@ -772,7 +772,7 @@ func (m *FindAllBranchesResponse) Reset()         { *m = FindAllBranchesResponse
 func (m *FindAllBranchesResponse) String() string { return proto.CompactTextString(m) }
 func (*FindAllBranchesResponse) ProtoMessage()    {}
 func (*FindAllBranchesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{15}
+	return fileDescriptor_ref_f2115157855aba0a, []int{15}
 }
 func (m *FindAllBranchesResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllBranchesResponse.Unmarshal(m, b)
@@ -811,7 +811,7 @@ func (m *FindAllBranchesResponse_Branch) Reset()         { *m = FindAllBranchesR
 func (m *FindAllBranchesResponse_Branch) String() string { return proto.CompactTextString(m) }
 func (*FindAllBranchesResponse_Branch) ProtoMessage()    {}
 func (*FindAllBranchesResponse_Branch) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{15, 0}
+	return fileDescriptor_ref_f2115157855aba0a, []int{15, 0}
 }
 func (m *FindAllBranchesResponse_Branch) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllBranchesResponse_Branch.Unmarshal(m, b)
@@ -856,7 +856,7 @@ func (m *FindAllTagsRequest) Reset()         { *m = FindAllTagsRequest{} }
 func (m *FindAllTagsRequest) String() string { return proto.CompactTextString(m) }
 func (*FindAllTagsRequest) ProtoMessage()    {}
 func (*FindAllTagsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{16}
+	return fileDescriptor_ref_f2115157855aba0a, []int{16}
 }
 func (m *FindAllTagsRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllTagsRequest.Unmarshal(m, b)
@@ -894,7 +894,7 @@ func (m *FindAllTagsResponse) Reset()         { *m = FindAllTagsResponse{} }
 func (m *FindAllTagsResponse) String() string { return proto.CompactTextString(m) }
 func (*FindAllTagsResponse) ProtoMessage()    {}
 func (*FindAllTagsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{17}
+	return fileDescriptor_ref_f2115157855aba0a, []int{17}
 }
 func (m *FindAllTagsResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllTagsResponse.Unmarshal(m, b)
@@ -934,7 +934,7 @@ func (m *RefExistsRequest) Reset()         { *m = RefExistsRequest{} }
 func (m *RefExistsRequest) String() string { return proto.CompactTextString(m) }
 func (*RefExistsRequest) ProtoMessage()    {}
 func (*RefExistsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{18}
+	return fileDescriptor_ref_f2115157855aba0a, []int{18}
 }
 func (m *RefExistsRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_RefExistsRequest.Unmarshal(m, b)
@@ -979,7 +979,7 @@ func (m *RefExistsResponse) Reset()         { *m = RefExistsResponse{} }
 func (m *RefExistsResponse) String() string { return proto.CompactTextString(m) }
 func (*RefExistsResponse) ProtoMessage()    {}
 func (*RefExistsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{19}
+	return fileDescriptor_ref_f2115157855aba0a, []int{19}
 }
 func (m *RefExistsResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_RefExistsResponse.Unmarshal(m, b)
@@ -1019,7 +1019,7 @@ func (m *CreateBranchRequest) Reset()         { *m = CreateBranchRequest{} }
 func (m *CreateBranchRequest) String() string { return proto.CompactTextString(m) }
 func (*CreateBranchRequest) ProtoMessage()    {}
 func (*CreateBranchRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{20}
+	return fileDescriptor_ref_f2115157855aba0a, []int{20}
 }
 func (m *CreateBranchRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_CreateBranchRequest.Unmarshal(m, b)
@@ -1072,7 +1072,7 @@ func (m *CreateBranchResponse) Reset()         { *m = CreateBranchResponse{} }
 func (m *CreateBranchResponse) String() string { return proto.CompactTextString(m) }
 func (*CreateBranchResponse) ProtoMessage()    {}
 func (*CreateBranchResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{21}
+	return fileDescriptor_ref_f2115157855aba0a, []int{21}
 }
 func (m *CreateBranchResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_CreateBranchResponse.Unmarshal(m, b)
@@ -1118,7 +1118,7 @@ func (m *DeleteBranchRequest) Reset()         { *m = DeleteBranchRequest{} }
 func (m *DeleteBranchRequest) String() string { return proto.CompactTextString(m) }
 func (*DeleteBranchRequest) ProtoMessage()    {}
 func (*DeleteBranchRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{22}
+	return fileDescriptor_ref_f2115157855aba0a, []int{22}
 }
 func (m *DeleteBranchRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_DeleteBranchRequest.Unmarshal(m, b)
@@ -1163,7 +1163,7 @@ func (m *DeleteBranchResponse) Reset()         { *m = DeleteBranchResponse{} }
 func (m *DeleteBranchResponse) String() string { return proto.CompactTextString(m) }
 func (*DeleteBranchResponse) ProtoMessage()    {}
 func (*DeleteBranchResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{23}
+	return fileDescriptor_ref_f2115157855aba0a, []int{23}
 }
 func (m *DeleteBranchResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_DeleteBranchResponse.Unmarshal(m, b)
@@ -1196,7 +1196,7 @@ func (m *FindBranchRequest) Reset()         { *m = FindBranchRequest{} }
 func (m *FindBranchRequest) String() string { return proto.CompactTextString(m) }
 func (*FindBranchRequest) ProtoMessage()    {}
 func (*FindBranchRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{24}
+	return fileDescriptor_ref_f2115157855aba0a, []int{24}
 }
 func (m *FindBranchRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindBranchRequest.Unmarshal(m, b)
@@ -1241,7 +1241,7 @@ func (m *FindBranchResponse) Reset()         { *m = FindBranchResponse{} }
 func (m *FindBranchResponse) String() string { return proto.CompactTextString(m) }
 func (*FindBranchResponse) ProtoMessage()    {}
 func (*FindBranchResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{25}
+	return fileDescriptor_ref_f2115157855aba0a, []int{25}
 }
 func (m *FindBranchResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindBranchResponse.Unmarshal(m, b)
@@ -1282,7 +1282,7 @@ func (m *DeleteRefsRequest) Reset()         { *m = DeleteRefsRequest{} }
 func (m *DeleteRefsRequest) String() string { return proto.CompactTextString(m) }
 func (*DeleteRefsRequest) ProtoMessage()    {}
 func (*DeleteRefsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{26}
+	return fileDescriptor_ref_f2115157855aba0a, []int{26}
 }
 func (m *DeleteRefsRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_DeleteRefsRequest.Unmarshal(m, b)
@@ -1334,7 +1334,7 @@ func (m *DeleteRefsResponse) Reset()         { *m = DeleteRefsResponse{} }
 func (m *DeleteRefsResponse) String() string { return proto.CompactTextString(m) }
 func (*DeleteRefsResponse) ProtoMessage()    {}
 func (*DeleteRefsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{27}
+	return fileDescriptor_ref_f2115157855aba0a, []int{27}
 }
 func (m *DeleteRefsResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_DeleteRefsResponse.Unmarshal(m, b)
@@ -1378,7 +1378,7 @@ func (m *ListBranchNamesContainingCommitRequest) Reset() {
 func (m *ListBranchNamesContainingCommitRequest) String() string { return proto.CompactTextString(m) }
 func (*ListBranchNamesContainingCommitRequest) ProtoMessage()    {}
 func (*ListBranchNamesContainingCommitRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{28}
+	return fileDescriptor_ref_f2115157855aba0a, []int{28}
 }
 func (m *ListBranchNamesContainingCommitRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListBranchNamesContainingCommitRequest.Unmarshal(m, b)
@@ -1432,7 +1432,7 @@ func (m *ListBranchNamesContainingCommitResponse) Reset() {
 func (m *ListBranchNamesContainingCommitResponse) String() string { return proto.CompactTextString(m) }
 func (*ListBranchNamesContainingCommitResponse) ProtoMessage()    {}
 func (*ListBranchNamesContainingCommitResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{29}
+	return fileDescriptor_ref_f2115157855aba0a, []int{29}
 }
 func (m *ListBranchNamesContainingCommitResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListBranchNamesContainingCommitResponse.Unmarshal(m, b)
@@ -1474,7 +1474,7 @@ func (m *ListTagNamesContainingCommitRequest) Reset()         { *m = ListTagName
 func (m *ListTagNamesContainingCommitRequest) String() string { return proto.CompactTextString(m) }
 func (*ListTagNamesContainingCommitRequest) ProtoMessage()    {}
 func (*ListTagNamesContainingCommitRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{30}
+	return fileDescriptor_ref_f2115157855aba0a, []int{30}
 }
 func (m *ListTagNamesContainingCommitRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListTagNamesContainingCommitRequest.Unmarshal(m, b)
@@ -1526,7 +1526,7 @@ func (m *ListTagNamesContainingCommitResponse) Reset()         { *m = ListTagNam
 func (m *ListTagNamesContainingCommitResponse) String() string { return proto.CompactTextString(m) }
 func (*ListTagNamesContainingCommitResponse) ProtoMessage()    {}
 func (*ListTagNamesContainingCommitResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{31}
+	return fileDescriptor_ref_f2115157855aba0a, []int{31}
 }
 func (m *ListTagNamesContainingCommitResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListTagNamesContainingCommitResponse.Unmarshal(m, b)
@@ -1565,7 +1565,7 @@ func (m *GetTagMessagesRequest) Reset()         { *m = GetTagMessagesRequest{} }
 func (m *GetTagMessagesRequest) String() string { return proto.CompactTextString(m) }
 func (*GetTagMessagesRequest) ProtoMessage()    {}
 func (*GetTagMessagesRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{32}
+	return fileDescriptor_ref_f2115157855aba0a, []int{32}
 }
 func (m *GetTagMessagesRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_GetTagMessagesRequest.Unmarshal(m, b)
@@ -1612,7 +1612,7 @@ func (m *GetTagMessagesResponse) Reset()         { *m = GetTagMessagesResponse{}
 func (m *GetTagMessagesResponse) String() string { return proto.CompactTextString(m) }
 func (*GetTagMessagesResponse) ProtoMessage()    {}
 func (*GetTagMessagesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{33}
+	return fileDescriptor_ref_f2115157855aba0a, []int{33}
 }
 func (m *GetTagMessagesResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_GetTagMessagesResponse.Unmarshal(m, b)
@@ -1658,7 +1658,7 @@ func (m *ListNewCommitsRequest) Reset()         { *m = ListNewCommitsRequest{} }
 func (m *ListNewCommitsRequest) String() string { return proto.CompactTextString(m) }
 func (*ListNewCommitsRequest) ProtoMessage()    {}
 func (*ListNewCommitsRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{34}
+	return fileDescriptor_ref_f2115157855aba0a, []int{34}
 }
 func (m *ListNewCommitsRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListNewCommitsRequest.Unmarshal(m, b)
@@ -1703,7 +1703,7 @@ func (m *ListNewCommitsResponse) Reset()         { *m = ListNewCommitsResponse{}
 func (m *ListNewCommitsResponse) String() string { return proto.CompactTextString(m) }
 func (*ListNewCommitsResponse) ProtoMessage()    {}
 func (*ListNewCommitsResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{35}
+	return fileDescriptor_ref_f2115157855aba0a, []int{35}
 }
 func (m *ListNewCommitsResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_ListNewCommitsResponse.Unmarshal(m, b)
@@ -1742,7 +1742,7 @@ func (m *FindAllRemoteBranchesRequest) Reset()         { *m = FindAllRemoteBranc
 func (m *FindAllRemoteBranchesRequest) String() string { return proto.CompactTextString(m) }
 func (*FindAllRemoteBranchesRequest) ProtoMessage()    {}
 func (*FindAllRemoteBranchesRequest) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{36}
+	return fileDescriptor_ref_f2115157855aba0a, []int{36}
 }
 func (m *FindAllRemoteBranchesRequest) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllRemoteBranchesRequest.Unmarshal(m, b)
@@ -1787,7 +1787,7 @@ func (m *FindAllRemoteBranchesResponse) Reset()         { *m = FindAllRemoteBran
 func (m *FindAllRemoteBranchesResponse) String() string { return proto.CompactTextString(m) }
 func (*FindAllRemoteBranchesResponse) ProtoMessage()    {}
 func (*FindAllRemoteBranchesResponse) Descriptor() ([]byte, []int) {
-	return fileDescriptor_ref_a3b568a6c89846e1, []int{37}
+	return fileDescriptor_ref_f2115157855aba0a, []int{37}
 }
 func (m *FindAllRemoteBranchesResponse) XXX_Unmarshal(b []byte) error {
 	return xxx_messageInfo_FindAllRemoteBranchesResponse.Unmarshal(m, b)
@@ -1814,6 +1814,82 @@ func (m *FindAllRemoteBranchesResponse) GetBranches() []*Branch {
 	return nil
 }
 
+type PackRefsRequest struct {
+	Repository           *Repository `protobuf:"bytes,1,opt,name=repository,proto3" json:"repository,omitempty"`
+	AllRefs              bool        `protobuf:"varint,2,opt,name=all_refs,json=allRefs,proto3" json:"all_refs,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
+	XXX_unrecognized     []byte      `json:"-"`
+	XXX_sizecache        int32       `json:"-"`
+}
+
+func (m *PackRefsRequest) Reset()         { *m = PackRefsRequest{} }
+func (m *PackRefsRequest) String() string { return proto.CompactTextString(m) }
+func (*PackRefsRequest) ProtoMessage()    {}
+func (*PackRefsRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_ref_f2115157855aba0a, []int{38}
+}
+func (m *PackRefsRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_PackRefsRequest.Unmarshal(m, b)
+}
+func (m *PackRefsRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_PackRefsRequest.Marshal(b, m, deterministic)
+}
+func (dst *PackRefsRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_PackRefsRequest.Merge(dst, src)
+}
+func (m *PackRefsRequest) XXX_Size() int {
+	return xxx_messageInfo_PackRefsRequest.Size(m)
+}
+func (m *PackRefsRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_PackRefsRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_PackRefsRequest proto.InternalMessageInfo
+
+func (m *PackRefsRequest) GetRepository() *Repository {
+	if m != nil {
+		return m.Repository
+	}
+	return nil
+}
+
+func (m *PackRefsRequest) GetAllRefs() bool {
+	if m != nil {
+		return m.AllRefs
+	}
+	return false
+}
+
+type PackRefsResponse struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *PackRefsResponse) Reset()         { *m = PackRefsResponse{} }
+func (m *PackRefsResponse) String() string { return proto.CompactTextString(m) }
+func (*PackRefsResponse) ProtoMessage()    {}
+func (*PackRefsResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_ref_f2115157855aba0a, []int{39}
+}
+func (m *PackRefsResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_PackRefsResponse.Unmarshal(m, b)
+}
+func (m *PackRefsResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_PackRefsResponse.Marshal(b, m, deterministic)
+}
+func (dst *PackRefsResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_PackRefsResponse.Merge(dst, src)
+}
+func (m *PackRefsResponse) XXX_Size() int {
+	return xxx_messageInfo_PackRefsResponse.Size(m)
+}
+func (m *PackRefsResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_PackRefsResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_PackRefsResponse proto.InternalMessageInfo
+
 func init() {
 	proto.RegisterType((*ListNewBlobsRequest)(nil), "gitaly.ListNewBlobsRequest")
 	proto.RegisterType((*ListNewBlobsResponse)(nil), "gitaly.ListNewBlobsResponse")
@@ -1854,6 +1930,8 @@ func init() {
 	proto.RegisterType((*ListNewCommitsResponse)(nil), "gitaly.ListNewCommitsResponse")
 	proto.RegisterType((*FindAllRemoteBranchesRequest)(nil), "gitaly.FindAllRemoteBranchesRequest")
 	proto.RegisterType((*FindAllRemoteBranchesResponse)(nil), "gitaly.FindAllRemoteBranchesResponse")
+	proto.RegisterType((*PackRefsRequest)(nil), "gitaly.PackRefsRequest")
+	proto.RegisterType((*PackRefsResponse)(nil), "gitaly.PackRefsResponse")
 	proto.RegisterEnum("gitaly.FindLocalBranchesRequest_SortBy", FindLocalBranchesRequest_SortBy_name, FindLocalBranchesRequest_SortBy_value)
 	proto.RegisterEnum("gitaly.CreateBranchResponse_Status", CreateBranchResponse_Status_name, CreateBranchResponse_Status_value)
 }
@@ -1891,6 +1969,7 @@ type RefServiceClient interface {
 	// Returns commits that are only reachable from the ref passed
 	ListNewCommits(ctx context.Context, in *ListNewCommitsRequest, opts ...grpc.CallOption) (RefService_ListNewCommitsClient, error)
 	ListNewBlobs(ctx context.Context, in *ListNewBlobsRequest, opts ...grpc.CallOption) (RefService_ListNewBlobsClient, error)
+	PackRefs(ctx context.Context, in *PackRefsRequest, opts ...grpc.CallOption) (*PackRefsResponse, error)
 }
 
 type refServiceClient struct {
@@ -2316,6 +2395,15 @@ func (x *refServiceListNewBlobsClient) Recv() (*ListNewBlobsResponse, error) {
 	return m, nil
 }
 
+func (c *refServiceClient) PackRefs(ctx context.Context, in *PackRefsRequest, opts ...grpc.CallOption) (*PackRefsResponse, error) {
+	out := new(PackRefsResponse)
+	err := c.cc.Invoke(ctx, "/gitaly.RefService/PackRefs", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // RefServiceServer is the server API for RefService service.
 type RefServiceServer interface {
 	FindDefaultBranchName(context.Context, *FindDefaultBranchNameRequest) (*FindDefaultBranchNameResponse, error)
@@ -2339,6 +2427,7 @@ type RefServiceServer interface {
 	// Returns commits that are only reachable from the ref passed
 	ListNewCommits(*ListNewCommitsRequest, RefService_ListNewCommitsServer) error
 	ListNewBlobs(*ListNewBlobsRequest, RefService_ListNewBlobsServer) error
+	PackRefs(context.Context, *PackRefsRequest) (*PackRefsResponse, error)
 }
 
 func RegisterRefServiceServer(s *grpc.Server, srv RefServiceServer) {
@@ -2702,6 +2791,24 @@ func (x *refServiceListNewBlobsServer) Send(m *ListNewBlobsResponse) error {
 	return x.ServerStream.SendMsg(m)
 }
 
+func _RefService_PackRefs_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(PackRefsRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(RefServiceServer).PackRefs(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gitaly.RefService/PackRefs",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(RefServiceServer).PackRefs(ctx, req.(*PackRefsRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _RefService_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "gitaly.RefService",
 	HandlerType: (*RefServiceServer)(nil),
@@ -2734,6 +2841,10 @@ var _RefService_serviceDesc = grpc.ServiceDesc{
 			MethodName: "DeleteRefs",
 			Handler:    _RefService_DeleteRefs_Handler,
 		},
+		{
+			MethodName: "PackRefs",
+			Handler:    _RefService_PackRefs_Handler,
+		},
 	},
 	Streams: []grpc.StreamDesc{
 		{
@@ -2795,108 +2906,112 @@ var _RefService_serviceDesc = grpc.ServiceDesc{
 	Metadata: "ref.proto",
 }
 
-func init() { proto.RegisterFile("ref.proto", fileDescriptor_ref_a3b568a6c89846e1) }
-
-var fileDescriptor_ref_a3b568a6c89846e1 = []byte{
-	// 1598 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xcc, 0x58, 0x5b, 0x6f, 0x1b, 0x45,
-	0x14, 0xce, 0x3a, 0x89, 0x63, 0x1f, 0xbb, 0xce, 0x66, 0x72, 0xa9, 0xbb, 0x69, 0x9b, 0x74, 0x7b,
-	0x4b, 0x69, 0xeb, 0x14, 0x57, 0xf0, 0x00, 0x48, 0xe0, 0x24, 0xa6, 0x4d, 0x2f, 0x4e, 0x34, 0x36,
-	0x6d, 0xa9, 0x90, 0x96, 0xb5, 0x3d, 0xde, 0x2c, 0x5a, 0x7b, 0xcd, 0xee, 0xa4, 0x69, 0x84, 0xfa,
-	0x06, 0x7d, 0xe1, 0x09, 0x09, 0xa9, 0x6f, 0x3c, 0xf2, 0x67, 0x78, 0x80, 0xdf, 0xc2, 0x2f, 0x40,
-	0x3b, 0x33, 0x7b, 0xb3, 0xd7, 0x4e, 0x84, 0x53, 0xc1, 0x93, 0x3d, 0x67, 0xce, 0xf9, 0xe6, 0xdc,
-	0xe6, 0x9c, 0x33, 0x0b, 0x59, 0x87, 0x74, 0x4a, 0x7d, 0xc7, 0xa6, 0x36, 0x4a, 0x1b, 0x26, 0xd5,
-	0xad, 0x63, 0x05, 0x9a, 0x96, 0xdd, 0xe4, 0x34, 0x25, 0xef, 0x1e, 0xe8, 0x0e, 0x69, 0x8b, 0xd5,
-	0x9a, 0x61, 0xdb, 0x86, 0x45, 0x36, 0xd9, 0xaa, 0x79, 0xd8, 0xd9, 0xa4, 0x66, 0x97, 0xb8, 0x54,
-	0xef, 0xf6, 0x39, 0x83, 0xfa, 0xa3, 0x04, 0x8b, 0x4f, 0x4c, 0x97, 0xd6, 0xc8, 0xd1, 0x96, 0x65,
-	0x37, 0x5d, 0x4c, 0xbe, 0x3f, 0x24, 0x2e, 0x45, 0x65, 0x00, 0x87, 0xf4, 0x6d, 0xd7, 0xa4, 0xb6,
-	0x73, 0x5c, 0x94, 0xd6, 0xa5, 0x8d, 0x5c, 0x19, 0x95, 0xf8, 0x79, 0x25, 0x1c, 0xec, 0xe0, 0x08,
-	0x17, 0x5a, 0x85, 0x6c, 0xcb, 0xee, 0x76, 0x4d, 0xaa, 0x99, 0xed, 0x62, 0x6a, 0x5d, 0xda, 0xc8,
-	0xe2, 0x0c, 0x27, 0xec, 0xb6, 0xd1, 0x12, 0xcc, 0x5a, 0x66, 0xd7, 0xa4, 0xc5, 0xe9, 0x75, 0x69,
-	0xe3, 0x1c, 0xe6, 0x8b, 0x4f, 0xd2, 0x7f, 0xbf, 0xdb, 0x48, 0x65, 0x52, 0xea, 0x73, 0x58, 0x8a,
-	0x6b, 0xe1, 0xf6, 0xed, 0x9e, 0x4b, 0xd0, 0xe7, 0x20, 0xf7, 0xc8, 0x91, 0xe6, 0xd9, 0xa7, 0xd9,
-	0xcd, 0xef, 0x48, 0x8b, 0xba, 0x45, 0x69, 0x7d, 0x7a, 0x23, 0x57, 0x5e, 0xf6, 0x95, 0x11, 0x32,
-	0x7b, 0x6c, 0x17, 0x17, 0x7a, 0xd1, 0xa5, 0xab, 0xbe, 0x84, 0x8b, 0x5f, 0x9a, 0xbd, 0xf6, 0x0e,
-	0xe9, 0xe8, 0x87, 0x16, 0xdd, 0x72, 0xf4, 0x5e, 0xeb, 0xa0, 0xa6, 0x77, 0xc9, 0x04, 0x76, 0x06,
-	0x4a, 0xdf, 0x87, 0x4b, 0x23, 0xb0, 0x85, 0xf6, 0x08, 0x66, 0x7a, 0x7a, 0x97, 0x30, 0xd8, 0x3c,
-	0x66, 0xff, 0xd5, 0xe7, 0x70, 0xc1, 0x13, 0xaa, 0x58, 0x56, 0x28, 0xe0, 0x9e, 0x85, 0x36, 0x65,
-	0x50, 0x92, 0x80, 0x85, 0x2a, 0x4b, 0x30, 0xeb, 0x1d, 0xcf, 0xbd, 0x97, 0xc7, 0x7c, 0xa1, 0x36,
-	0x60, 0x45, 0xc8, 0x34, 0x74, 0xe3, 0xcc, 0x34, 0xd9, 0x84, 0xf3, 0x43, 0xa8, 0x63, 0xd5, 0xf8,
-	0x49, 0x02, 0xe4, 0x49, 0x60, 0xd2, 0x99, 0x30, 0x36, 0xe3, 0x73, 0x70, 0x05, 0xd2, 0x7d, 0x87,
-	0x74, 0xcc, 0xd7, 0x2c, 0x09, 0xf3, 0x58, 0xac, 0x02, 0xc5, 0x6f, 0xc1, 0x62, 0x4c, 0x8d, 0x31,
-	0x61, 0xfc, 0x53, 0x82, 0xa2, 0xc7, 0xfb, 0xc4, 0x6e, 0xe9, 0xc2, 0xe1, 0x13, 0x39, 0x0f, 0x7d,
-	0x01, 0x73, 0xae, 0xed, 0x50, 0xad, 0x79, 0xcc, 0xd4, 0x2e, 0x94, 0x6f, 0xfa, 0x02, 0xa3, 0x8e,
-	0x29, 0xd5, 0x6d, 0x87, 0x6e, 0x1d, 0xe3, 0xb4, 0xcb, 0x7e, 0xd5, 0x8f, 0x20, 0xcd, 0x29, 0x28,
-	0x03, 0x33, 0xb5, 0xca, 0xd3, 0xaa, 0x3c, 0x85, 0xe6, 0x21, 0xf7, 0xd5, 0xfe, 0x4e, 0xa5, 0x51,
-	0xdd, 0xd1, 0x2a, 0xf5, 0x6d, 0x59, 0x42, 0x32, 0xe4, 0x7d, 0xc2, 0x4e, 0xb5, 0xbe, 0x2d, 0xa7,
-	0x02, 0xe3, 0x5f, 0xf0, 0xc4, 0x1c, 0x38, 0x49, 0xb8, 0xe0, 0x53, 0xc8, 0x34, 0x05, 0x4d, 0xdc,
-	0xbf, 0xb5, 0x11, 0xea, 0xf9, 0x22, 0x38, 0x10, 0x50, 0x7f, 0x4e, 0xf1, 0x84, 0x48, 0xe0, 0x4a,
-	0xf2, 0xed, 0xf8, 0x18, 0x5e, 0x87, 0x82, 0xd8, 0x74, 0x0f, 0xd9, 0x1d, 0x17, 0xb1, 0x3c, 0xc7,
-	0xa9, 0x75, 0x4e, 0x44, 0x0f, 0x41, 0x10, 0x34, 0xfd, 0x90, 0x1e, 0xd8, 0x4e, 0x71, 0x86, 0x45,
-	0xe1, 0xea, 0x08, 0xad, 0xb7, 0x19, 0x6f, 0x85, 0xb1, 0xe2, 0x7c, 0x2b, 0xb2, 0x42, 0x35, 0x90,
-	0x05, 0x12, 0xff, 0xa1, 0xc4, 0x29, 0xce, 0x9e, 0x1e, 0x6c, 0x9e, 0x4b, 0x6d, 0xfb, 0xb2, 0xea,
-	0x11, 0xac, 0x8e, 0xe1, 0x4f, 0x74, 0xc8, 0x12, 0xcc, 0x92, 0xae, 0x6e, 0x5a, 0xcc, 0x19, 0x79,
-	0xcc, 0x17, 0xa8, 0x04, 0x33, 0x6d, 0x9d, 0x12, 0x66, 0x7f, 0xae, 0xac, 0x94, 0x78, 0xa9, 0x2f,
-	0xf9, 0xa5, 0xbe, 0xd4, 0xf0, 0x4b, 0x3d, 0x66, 0x7c, 0xea, 0x6f, 0x52, 0x70, 0xdb, 0xcf, 0x22,
-	0x61, 0xd7, 0x20, 0xd7, 0x25, 0x8e, 0x41, 0xda, 0x9a, 0xdd, 0xb3, 0x78, 0xd2, 0x66, 0x30, 0x70,
-	0xd2, 0x5e, 0xcf, 0x3a, 0x46, 0x37, 0x61, 0x5e, 0x30, 0x04, 0xa9, 0x33, 0xcd, 0x6e, 0x7d, 0x81,
-	0x93, 0x7d, 0x25, 0x82, 0x0c, 0xfc, 0x5d, 0x0a, 0x0a, 0xc7, 0x50, 0x02, 0x6e, 0x0d, 0x25, 0xe0,
-	0x8d, 0xa8, 0xf7, 0x13, 0x44, 0x4a, 0x22, 0xd3, 0x02, 0x39, 0xe5, 0x01, 0xa4, 0x39, 0x2d, 0xd1,
-	0xc9, 0xb7, 0x20, 0x4d, 0x75, 0xc7, 0x20, 0x94, 0x99, 0x92, 0x2b, 0x2f, 0xf8, 0xf8, 0x0f, 0xfc,
-	0xe8, 0x61, 0xc1, 0xa0, 0xee, 0xf3, 0x72, 0xc5, 0x0b, 0xdc, 0x99, 0x94, 0xcc, 0x8f, 0x79, 0xe5,
-	0x09, 0x10, 0x85, 0xd5, 0x6b, 0x30, 0x43, 0x75, 0xc3, 0xb7, 0x38, 0xe7, 0x83, 0x35, 0x74, 0x03,
-	0xb3, 0x0d, 0xf5, 0x5b, 0x90, 0x31, 0xe9, 0x54, 0x5f, 0x9b, 0x2e, 0x9d, 0x28, 0x98, 0x32, 0x4c,
-	0x3b, 0xa4, 0x23, 0xf2, 0xcb, 0xfb, 0x1b, 0xa9, 0x89, 0x0b, 0x91, 0x13, 0xc2, 0x32, 0xfe, 0x4a,
-	0xb7, 0x0e, 0xb9, 0x03, 0x33, 0x98, 0x2f, 0xd4, 0xb7, 0x12, 0x2c, 0x6e, 0x3b, 0x44, 0xa7, 0xc4,
-	0xbf, 0xe4, 0xff, 0x5e, 0x21, 0x3f, 0x42, 0xa9, 0x48, 0x84, 0xd6, 0x20, 0xe7, 0x52, 0xdd, 0xa1,
-	0x5a, 0xdf, 0x36, 0x7b, 0xfe, 0xbd, 0x07, 0x46, 0xda, 0xf7, 0x28, 0x81, 0xce, 0x7f, 0x48, 0xb0,
-	0x14, 0x57, 0x24, 0x28, 0x63, 0x69, 0x97, 0xea, 0xf4, 0xd0, 0x65, 0x5a, 0x14, 0xc2, 0x1b, 0x9c,
-	0xc4, 0x5d, 0xaa, 0x33, 0x56, 0x2c, 0x44, 0xd0, 0x0d, 0x48, 0xf3, 0x54, 0x12, 0x09, 0x52, 0xf0,
-	0x85, 0x85, 0x98, 0xd8, 0x55, 0x6b, 0x90, 0xe6, 0x92, 0x28, 0x0d, 0xa9, 0xbd, 0xc7, 0xf2, 0x14,
-	0x2a, 0x00, 0x54, 0x31, 0xd6, 0xaa, 0x2f, 0x76, 0xeb, 0x8d, 0xba, 0x2c, 0x79, 0x55, 0xd9, 0x5b,
-	0xef, 0xd6, 0x9e, 0x55, 0x9e, 0xec, 0xee, 0xc8, 0x29, 0xb4, 0x0a, 0xe7, 0x23, 0x04, 0xad, 0xde,
-	0xa8, 0xe0, 0x86, 0xb6, 0xbf, 0xb7, 0x5b, 0x6b, 0xc8, 0xd3, 0x2a, 0x81, 0xc5, 0x1d, 0x62, 0x91,
-	0xf7, 0xe4, 0xd5, 0xc0, 0x69, 0x2b, 0xb0, 0x14, 0x3f, 0x86, 0x7b, 0x41, 0x6d, 0xc1, 0x82, 0x97,
-	0x9a, 0xef, 0xf7, 0xf0, 0xcf, 0xf8, 0x8d, 0x1a, 0x08, 0x57, 0xe8, 0x71, 0x69, 0xac, 0xc7, 0x7f,
-	0x91, 0x60, 0x81, 0xeb, 0x8e, 0x49, 0x67, 0xa2, 0x7b, 0x70, 0x07, 0x10, 0x79, 0xdd, 0x22, 0x7d,
-	0xaa, 0x1d, 0x99, 0xf4, 0x40, 0x13, 0xd3, 0x42, 0x8a, 0x95, 0x2d, 0x99, 0xef, 0x3c, 0x37, 0xe9,
-	0xc1, 0x3e, 0xa3, 0x7b, 0x16, 0x39, 0xa4, 0xe3, 0x97, 0x35, 0xf6, 0x3f, 0xb0, 0xe8, 0x43, 0x40,
-	0x51, 0x95, 0x84, 0x45, 0xab, 0x90, 0x35, 0x4c, 0xaa, 0x11, 0xc7, 0xb1, 0x1d, 0xa6, 0x52, 0x16,
-	0x67, 0x0c, 0x93, 0x56, 0xbd, 0xb5, 0xfa, 0x4e, 0x82, 0x1b, 0xde, 0x14, 0x1c, 0x99, 0xdf, 0xb6,
-	0xed, 0x1e, 0xd5, 0xcd, 0x9e, 0xd9, 0x33, 0x44, 0x09, 0xfa, 0x6f, 0xc6, 0x73, 0x0c, 0x37, 0x4f,
-	0x54, 0x4c, 0x58, 0x78, 0x05, 0xf2, 0x3c, 0x2a, 0x1a, 0x1f, 0xf4, 0xb8, 0xef, 0x72, 0xcd, 0x50,
-	0xf4, 0xd1, 0x4c, 0x46, 0x92, 0x53, 0xea, 0xaf, 0x12, 0x5c, 0xf5, 0x40, 0xfd, 0x19, 0xf1, 0x7f,
-	0x62, 0xea, 0x2e, 0x5c, 0x1b, 0xaf, 0x55, 0x18, 0x49, 0xaa, 0x1b, 0x31, 0x23, 0x33, 0x54, 0x08,
-	0x09, 0x0b, 0xdf, 0xc0, 0xf2, 0x03, 0xe2, 0x21, 0x3d, 0x25, 0xae, 0xab, 0x1b, 0x93, 0xb5, 0xdb,
-	0xf3, 0x30, 0xe7, 0x9d, 0x67, 0xb6, 0x79, 0xba, 0x65, 0xbd, 0x66, 0x64, 0xec, 0xb6, 0x83, 0x84,
-	0x7b, 0x34, 0x93, 0x49, 0xc9, 0xd3, 0x38, 0x54, 0x4a, 0xfd, 0x1a, 0x56, 0x06, 0x8f, 0x17, 0xba,
-	0x17, 0x61, 0xae, 0xcb, 0x69, 0xe2, 0x32, 0xfa, 0x4b, 0xb4, 0xec, 0x35, 0x41, 0xef, 0x14, 0xe6,
-	0x9c, 0x2c, 0x9e, 0x65, 0x87, 0x70, 0x7b, 0x98, 0x7d, 0x0c, 0x5b, 0xed, 0xc3, 0xb2, 0x78, 0xae,
-	0x71, 0xaf, 0xbc, 0xb7, 0x67, 0x63, 0x10, 0x96, 0x2a, 0xac, 0x0c, 0x9e, 0x28, 0x8c, 0xb9, 0x0d,
-	0x73, 0x9c, 0xdb, 0x6f, 0x93, 0x09, 0x8d, 0xdb, 0xe7, 0x50, 0x7f, 0xe0, 0xcf, 0xc1, 0x8a, 0x65,
-	0x61, 0xd2, 0xb5, 0xfd, 0x5a, 0x37, 0xf1, 0x20, 0xe4, 0x30, 0x30, 0x2d, 0x28, 0x6f, 0x59, 0x8f,
-	0xc1, 0x23, 0xd5, 0xa2, 0x45, 0xee, 0x31, 0x7f, 0x2f, 0x26, 0x1c, 0x2e, 0x4c, 0xf9, 0x60, 0x68,
-	0xc8, 0x19, 0xac, 0x78, 0xc1, 0x7e, 0xf9, 0xaf, 0x3c, 0x00, 0x26, 0x9d, 0x3a, 0x71, 0x5e, 0x99,
-	0x2d, 0x82, 0x3a, 0xb0, 0x9c, 0xf8, 0x16, 0x45, 0xd7, 0xa2, 0x63, 0xd2, 0xa8, 0x67, 0xb0, 0x72,
-	0xfd, 0x04, 0x2e, 0xd1, 0x0b, 0xa6, 0x90, 0x16, 0x8c, 0x3e, 0x91, 0x62, 0x80, 0xae, 0x24, 0xce,
-	0x62, 0xd1, 0x07, 0xa5, 0xa2, 0x8e, 0x63, 0xf1, 0xe1, 0xef, 0x49, 0xe8, 0x19, 0xcc, 0x0f, 0x3c,
-	0x1e, 0xd1, 0xe5, 0x01, 0xd1, 0x81, 0xb7, 0xaa, 0xb2, 0x36, 0x72, 0x3f, 0x82, 0xfb, 0x10, 0x72,
-	0x91, 0xb7, 0x1d, 0x52, 0xa2, 0x32, 0xf1, 0x77, 0xa7, 0xb2, 0x9a, 0xb8, 0x17, 0xb8, 0xe0, 0x1b,
-	0xde, 0x10, 0x63, 0x0f, 0x25, 0xb4, 0x7e, 0xd2, 0x6b, 0x4d, 0xb9, 0x32, 0x86, 0x23, 0xd1, 0xfe,
-	0x00, 0xfb, 0xf2, 0xc8, 0x49, 0x37, 0xd9, 0xfe, 0x44, 0xdc, 0x47, 0xdc, 0x7e, 0x31, 0x61, 0xc6,
-	0xed, 0x8f, 0x0f, 0xb2, 0x71, 0xfb, 0x07, 0x46, 0x52, 0x86, 0x75, 0xc0, 0x93, 0x6d, 0x28, 0x91,
-	0xe3, 0xc9, 0x36, 0xea, 0x92, 0xc5, 0x93, 0x6d, 0xe4, 0x6d, 0x60, 0x27, 0x6d, 0x41, 0x36, 0x98,
-	0x3e, 0x51, 0x31, 0xbc, 0x88, 0xf1, 0x91, 0x57, 0xb9, 0x90, 0xb0, 0x13, 0xc4, 0xeb, 0x31, 0xe4,
-	0xa3, 0xe3, 0x1d, 0x5a, 0x4d, 0x1e, 0xfa, 0x38, 0xd2, 0xc5, 0x71, 0x13, 0x21, 0x07, 0x8b, 0x4e,
-	0x49, 0x21, 0x58, 0xc2, 0x88, 0x16, 0x82, 0x25, 0x0e, 0x56, 0x53, 0xa8, 0x0a, 0x10, 0x4e, 0x3d,
-	0xe8, 0x42, 0xd4, 0x2d, 0x71, 0x20, 0x25, 0x69, 0x2b, 0x0a, 0x13, 0x8e, 0x1a, 0x21, 0xcc, 0xd0,
-	0x44, 0x14, 0xc2, 0x0c, 0x4f, 0x26, 0xea, 0x14, 0x7a, 0x2b, 0xc1, 0xda, 0x09, 0x5d, 0x1e, 0x95,
-	0x7c, 0x84, 0xd3, 0xcd, 0x29, 0xca, 0xe6, 0xa9, 0xf9, 0x23, 0x41, 0x7f, 0x03, 0x17, 0xc7, 0xb5,
-	0x60, 0x74, 0x3b, 0x0a, 0x7a, 0xc2, 0xf8, 0xa0, 0xdc, 0x39, 0x1d, 0x73, 0xe4, 0xf8, 0x3a, 0x14,
-	0xe2, 0x7d, 0x13, 0x5d, 0x0a, 0x3a, 0x4a, 0x52, 0x3b, 0x57, 0x2e, 0x8f, 0xda, 0x8e, 0x83, 0xc6,
-	0xfb, 0x57, 0x08, 0x9a, 0xd8, 0x49, 0x43, 0xd0, 0xe4, 0xb6, 0xc7, 0x40, 0x9f, 0x42, 0x3e, 0xfa,
-	0xd5, 0x34, 0x4c, 0xc6, 0x84, 0x2f, 0xba, 0x61, 0x32, 0x26, 0x7d, 0x68, 0xf5, 0xe0, 0xb6, 0xee,
-	0xbd, 0xf4, 0x58, 0x2c, 0xbd, 0x59, 0x6a, 0xd9, 0xdd, 0x4d, 0xfe, 0xf7, 0xae, 0xed, 0x18, 0x9b,
-	0x5c, 0xf0, 0x2e, 0xfb, 0xb2, 0xb0, 0x69, 0xd8, 0x62, 0xdd, 0x6f, 0x36, 0xd3, 0x8c, 0x74, 0xff,
-	0x9f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x86, 0x77, 0x8d, 0xcc, 0x94, 0x16, 0x00, 0x00,
+func init() { proto.RegisterFile("ref.proto", fileDescriptor_ref_f2115157855aba0a) }
+
+var fileDescriptor_ref_f2115157855aba0a = []byte{
+	// 1652 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xcc, 0x58, 0x4b, 0x73, 0xdb, 0x46,
+	0x12, 0x16, 0x28, 0x89, 0x22, 0x9b, 0x34, 0x05, 0x8d, 0x5e, 0x14, 0x64, 0x5b, 0x32, 0xfc, 0x92,
+	0xd7, 0x36, 0xe5, 0xa5, 0x6b, 0xf7, 0xb0, 0xbb, 0x55, 0x5e, 0x4a, 0xe2, 0xda, 0xf2, 0x83, 0x52,
+	0x0d, 0xb9, 0xb6, 0xd7, 0xb5, 0x55, 0x08, 0x48, 0x0e, 0x21, 0x24, 0x20, 0xc1, 0x00, 0x23, 0xcb,
+	0xaa, 0x94, 0x6f, 0x89, 0x2f, 0x39, 0xb9, 0x2a, 0x55, 0xbe, 0xe5, 0x98, 0x3f, 0x93, 0x43, 0xfe,
+	0x4b, 0x7e, 0x41, 0x0a, 0x33, 0x83, 0x17, 0x09, 0x52, 0xaa, 0x50, 0xae, 0xe4, 0x44, 0x4e, 0x4f,
+	0xf7, 0x37, 0xdd, 0x3d, 0x3d, 0x3d, 0xdf, 0x00, 0xb2, 0x0e, 0xe9, 0x94, 0xfa, 0x8e, 0x4d, 0x6d,
+	0x94, 0x36, 0x4c, 0xaa, 0x5b, 0xa7, 0x0a, 0x34, 0x2d, 0xbb, 0xc9, 0x65, 0x4a, 0xde, 0x3d, 0xd2,
+	0x1d, 0xd2, 0x16, 0xa3, 0x0d, 0xc3, 0xb6, 0x0d, 0x8b, 0x6c, 0xb3, 0x51, 0xf3, 0xb8, 0xb3, 0x4d,
+	0xcd, 0x2e, 0x71, 0xa9, 0xde, 0xed, 0x73, 0x05, 0xf5, 0x5b, 0x09, 0x16, 0x9f, 0x9b, 0x2e, 0xad,
+	0x91, 0x93, 0x1d, 0xcb, 0x6e, 0xba, 0x98, 0x7c, 0x7d, 0x4c, 0x5c, 0x8a, 0xca, 0x00, 0x0e, 0xe9,
+	0xdb, 0xae, 0x49, 0x6d, 0xe7, 0xb4, 0x28, 0x6d, 0x4a, 0x5b, 0xb9, 0x32, 0x2a, 0xf1, 0xf5, 0x4a,
+	0x38, 0x98, 0xc1, 0x11, 0x2d, 0xb4, 0x0e, 0xd9, 0x96, 0xdd, 0xed, 0x9a, 0x54, 0x33, 0xdb, 0xc5,
+	0xd4, 0xa6, 0xb4, 0x95, 0xc5, 0x19, 0x2e, 0xd8, 0x6f, 0xa3, 0x25, 0x98, 0xb5, 0xcc, 0xae, 0x49,
+	0x8b, 0xd3, 0x9b, 0xd2, 0xd6, 0x25, 0xcc, 0x07, 0xff, 0x48, 0xff, 0xfa, 0x69, 0x2b, 0x95, 0x49,
+	0xa9, 0xaf, 0x60, 0x29, 0xee, 0x85, 0xdb, 0xb7, 0x7b, 0x2e, 0x41, 0x8f, 0x40, 0xee, 0x91, 0x13,
+	0xcd, 0x8b, 0x4f, 0xb3, 0x9b, 0x5f, 0x92, 0x16, 0x75, 0x8b, 0xd2, 0xe6, 0xf4, 0x56, 0xae, 0xbc,
+	0xec, 0x3b, 0x23, 0x6c, 0x0e, 0xd8, 0x2c, 0x2e, 0xf4, 0xa2, 0x43, 0x57, 0x7d, 0x03, 0x97, 0xff,
+	0x63, 0xf6, 0xda, 0x7b, 0xa4, 0xa3, 0x1f, 0x5b, 0x74, 0xc7, 0xd1, 0x7b, 0xad, 0xa3, 0x9a, 0xde,
+	0x25, 0x13, 0xc4, 0x19, 0x38, 0xfd, 0x10, 0xae, 0x8c, 0xc0, 0x16, 0xde, 0x23, 0x98, 0xe9, 0xe9,
+	0x5d, 0xc2, 0x60, 0xf3, 0x98, 0xfd, 0x57, 0x5f, 0xc1, 0x9a, 0x67, 0x54, 0xb1, 0xac, 0xd0, 0xc0,
+	0xbd, 0x08, 0x6f, 0xca, 0xa0, 0x24, 0x01, 0x0b, 0x57, 0x96, 0x60, 0xd6, 0x5b, 0x9e, 0x67, 0x2f,
+	0x8f, 0xf9, 0x40, 0x6d, 0xc0, 0x8a, 0xb0, 0x69, 0xe8, 0xc6, 0x85, 0x79, 0xb2, 0x0d, 0xab, 0x43,
+	0xa8, 0x63, 0xdd, 0xf8, 0x4e, 0x02, 0xe4, 0x59, 0x60, 0xd2, 0x99, 0x70, 0x6f, 0xc6, 0xd7, 0xe0,
+	0x0a, 0xa4, 0xfb, 0x0e, 0xe9, 0x98, 0xef, 0x58, 0x11, 0xe6, 0xb1, 0x18, 0x05, 0x8e, 0xdf, 0x81,
+	0xc5, 0x98, 0x1b, 0x63, 0xb6, 0xf1, 0x17, 0x09, 0x8a, 0x9e, 0xee, 0x73, 0xbb, 0xa5, 0x8b, 0x84,
+	0x4f, 0x94, 0x3c, 0xf4, 0x6f, 0x98, 0x73, 0x6d, 0x87, 0x6a, 0xcd, 0x53, 0xe6, 0x76, 0xa1, 0x7c,
+	0xdb, 0x37, 0x18, 0xb5, 0x4c, 0xa9, 0x6e, 0x3b, 0x74, 0xe7, 0x14, 0xa7, 0x5d, 0xf6, 0xab, 0xfe,
+	0x0d, 0xd2, 0x5c, 0x82, 0x32, 0x30, 0x53, 0xab, 0xbc, 0xa8, 0xca, 0x53, 0x68, 0x1e, 0x72, 0xff,
+	0x3d, 0xdc, 0xab, 0x34, 0xaa, 0x7b, 0x5a, 0xa5, 0xbe, 0x2b, 0x4b, 0x48, 0x86, 0xbc, 0x2f, 0xd8,
+	0xab, 0xd6, 0x77, 0xe5, 0x54, 0x10, 0xfc, 0x6b, 0x5e, 0x98, 0x03, 0x2b, 0x89, 0x14, 0xfc, 0x13,
+	0x32, 0x4d, 0x21, 0x13, 0xe7, 0x6f, 0x63, 0x84, 0x7b, 0xbe, 0x09, 0x0e, 0x0c, 0xd4, 0xef, 0x53,
+	0xbc, 0x20, 0x12, 0xb4, 0x92, 0x72, 0x3b, 0x7e, 0x0f, 0x6f, 0x42, 0x41, 0x4c, 0xba, 0xc7, 0xec,
+	0x8c, 0x8b, 0xbd, 0xbc, 0xc4, 0xa5, 0x75, 0x2e, 0x44, 0x4f, 0x40, 0x08, 0x34, 0xfd, 0x98, 0x1e,
+	0xd9, 0x4e, 0x71, 0x86, 0xed, 0xc2, 0xf5, 0x11, 0x5e, 0xef, 0x32, 0xdd, 0x0a, 0x53, 0xc5, 0xf9,
+	0x56, 0x64, 0x84, 0x6a, 0x20, 0x0b, 0x24, 0xfe, 0x43, 0x89, 0x53, 0x9c, 0x3d, 0x3f, 0xd8, 0x3c,
+	0xb7, 0xda, 0xf5, 0x6d, 0xd5, 0x13, 0x58, 0x1f, 0xa3, 0x9f, 0x98, 0x90, 0x25, 0x98, 0x25, 0x5d,
+	0xdd, 0xb4, 0x58, 0x32, 0xf2, 0x98, 0x0f, 0x50, 0x09, 0x66, 0xda, 0x3a, 0x25, 0x2c, 0xfe, 0x5c,
+	0x59, 0x29, 0xf1, 0x56, 0x5f, 0xf2, 0x5b, 0x7d, 0xa9, 0xe1, 0xb7, 0x7a, 0xcc, 0xf4, 0xd4, 0x1f,
+	0xa5, 0xe0, 0xb4, 0x5f, 0x44, 0xc1, 0x6e, 0x40, 0xae, 0x4b, 0x1c, 0x83, 0xb4, 0x35, 0xbb, 0x67,
+	0xf1, 0xa2, 0xcd, 0x60, 0xe0, 0xa2, 0x83, 0x9e, 0x75, 0x8a, 0x6e, 0xc3, 0xbc, 0x50, 0x08, 0x4a,
+	0x67, 0x9a, 0x9d, 0xfa, 0x02, 0x17, 0xfb, 0x4e, 0x04, 0x15, 0xf8, 0x93, 0x14, 0x34, 0x8e, 0xa1,
+	0x02, 0xdc, 0x19, 0x2a, 0xc0, 0x5b, 0xd1, 0xec, 0x27, 0x98, 0x94, 0x44, 0xa5, 0x05, 0x76, 0xca,
+	0x63, 0x48, 0x73, 0x59, 0x62, 0x92, 0xef, 0x40, 0x9a, 0xea, 0x8e, 0x41, 0x28, 0x0b, 0x25, 0x57,
+	0x5e, 0xf0, 0xf1, 0x1f, 0xfb, 0xbb, 0x87, 0x85, 0x82, 0x7a, 0xc8, 0xdb, 0x15, 0x6f, 0x70, 0x17,
+	0xd2, 0x32, 0xff, 0xce, 0x3b, 0x4f, 0x80, 0x28, 0xa2, 0xde, 0x80, 0x19, 0xaa, 0x1b, 0x7e, 0xc4,
+	0x39, 0x1f, 0xac, 0xa1, 0x1b, 0x98, 0x4d, 0xa8, 0x5f, 0x80, 0x8c, 0x49, 0xa7, 0xfa, 0xce, 0x74,
+	0xe9, 0x44, 0x9b, 0x29, 0xc3, 0xb4, 0x43, 0x3a, 0xa2, 0xbe, 0xbc, 0xbf, 0x91, 0x9e, 0xb8, 0x10,
+	0x59, 0x21, 0x6c, 0xe3, 0x6f, 0x75, 0xeb, 0x98, 0x27, 0x30, 0x83, 0xf9, 0x40, 0xfd, 0x20, 0xc1,
+	0xe2, 0xae, 0x43, 0x74, 0x4a, 0xfc, 0x43, 0xfe, 0xfb, 0x1d, 0xf2, 0x77, 0x28, 0x15, 0xd9, 0xa1,
+	0x0d, 0xc8, 0xb9, 0x54, 0x77, 0xa8, 0xd6, 0xb7, 0xcd, 0x9e, 0x7f, 0xee, 0x81, 0x89, 0x0e, 0x3d,
+	0x49, 0xe0, 0xf3, 0xcf, 0x12, 0x2c, 0xc5, 0x1d, 0x09, 0xda, 0x58, 0xda, 0xa5, 0x3a, 0x3d, 0x76,
+	0x99, 0x17, 0x85, 0xf0, 0x04, 0x27, 0x69, 0x97, 0xea, 0x4c, 0x15, 0x0b, 0x13, 0x74, 0x0b, 0xd2,
+	0xbc, 0x94, 0x44, 0x81, 0x14, 0x7c, 0x63, 0x61, 0x26, 0x66, 0xd5, 0x1a, 0xa4, 0xb9, 0x25, 0x4a,
+	0x43, 0xea, 0xe0, 0x99, 0x3c, 0x85, 0x0a, 0x00, 0x55, 0x8c, 0xb5, 0xea, 0xeb, 0xfd, 0x7a, 0xa3,
+	0x2e, 0x4b, 0x5e, 0x57, 0xf6, 0xc6, 0xfb, 0xb5, 0x97, 0x95, 0xe7, 0xfb, 0x7b, 0x72, 0x0a, 0xad,
+	0xc3, 0x6a, 0x44, 0xa0, 0xd5, 0x1b, 0x15, 0xdc, 0xd0, 0x0e, 0x0f, 0xf6, 0x6b, 0x0d, 0x79, 0x5a,
+	0x25, 0xb0, 0xb8, 0x47, 0x2c, 0xf2, 0x99, 0xb2, 0x1a, 0x24, 0x6d, 0x05, 0x96, 0xe2, 0xcb, 0xf0,
+	0x2c, 0xa8, 0x2d, 0x58, 0xf0, 0x4a, 0xf3, 0xf3, 0x2e, 0xfe, 0x2f, 0x7e, 0xa2, 0x06, 0xb6, 0x2b,
+	0xcc, 0xb8, 0x34, 0x36, 0xe3, 0x1f, 0x25, 0x58, 0xe0, 0xbe, 0x63, 0xd2, 0x99, 0xe8, 0x1c, 0xdc,
+	0x03, 0x44, 0xde, 0xb5, 0x48, 0x9f, 0x6a, 0x27, 0x26, 0x3d, 0xd2, 0x04, 0x5b, 0x48, 0xb1, 0xb6,
+	0x25, 0xf3, 0x99, 0x57, 0x26, 0x3d, 0x3a, 0x64, 0x72, 0x2f, 0x22, 0x87, 0x74, 0xfc, 0xb6, 0xc6,
+	0xfe, 0x07, 0x11, 0xfd, 0x15, 0x50, 0xd4, 0x25, 0x11, 0xd1, 0x3a, 0x64, 0x0d, 0x93, 0x6a, 0xc4,
+	0x71, 0x6c, 0x87, 0xb9, 0x94, 0xc5, 0x19, 0xc3, 0xa4, 0x55, 0x6f, 0xac, 0x7e, 0x92, 0xe0, 0x96,
+	0xc7, 0x82, 0x23, 0xfc, 0x6d, 0xd7, 0xee, 0x51, 0xdd, 0xec, 0x99, 0x3d, 0x43, 0xb4, 0xa0, 0x3f,
+	0x86, 0x9e, 0x63, 0xb8, 0x7d, 0xa6, 0x63, 0x22, 0xc2, 0x6b, 0x90, 0xe7, 0xbb, 0xa2, 0x71, 0xa2,
+	0xc7, 0x73, 0x97, 0x6b, 0x86, 0xa6, 0x4f, 0x67, 0x32, 0x92, 0x9c, 0x52, 0x7f, 0x90, 0xe0, 0xba,
+	0x07, 0xea, 0x73, 0xc4, 0x3f, 0x49, 0xa8, 0xfb, 0x70, 0x63, 0xbc, 0x57, 0xe1, 0x4e, 0x52, 0xdd,
+	0x88, 0x05, 0x99, 0xa1, 0xc2, 0x48, 0x44, 0xf8, 0x1e, 0x96, 0x1f, 0x13, 0x0f, 0xe9, 0x05, 0x71,
+	0x5d, 0xdd, 0x98, 0xec, 0xba, 0x5d, 0x85, 0x39, 0x6f, 0x3d, 0xb3, 0xcd, 0xcb, 0x2d, 0xeb, 0x5d,
+	0x46, 0xc6, 0x7e, 0x3b, 0x28, 0xb8, 0xa7, 0x33, 0x99, 0x94, 0x3c, 0x8d, 0x43, 0xa7, 0xd4, 0xff,
+	0xc1, 0xca, 0xe0, 0xf2, 0xc2, 0xf7, 0x22, 0xcc, 0x75, 0xb9, 0x4c, 0x1c, 0x46, 0x7f, 0x88, 0x96,
+	0xbd, 0x4b, 0xd0, 0x5b, 0x85, 0x25, 0x27, 0x8b, 0x67, 0xd9, 0x22, 0x3c, 0x1e, 0x16, 0x1f, 0xc3,
+	0x56, 0xfb, 0xb0, 0x2c, 0x9e, 0x6b, 0x3c, 0x2b, 0x9f, 0xed, 0xd9, 0x18, 0x6c, 0x4b, 0x15, 0x56,
+	0x06, 0x57, 0x14, 0xc1, 0xdc, 0x85, 0x39, 0xae, 0xed, 0x5f, 0x93, 0x09, 0x17, 0xb7, 0xaf, 0xa1,
+	0x7e, 0xc3, 0x9f, 0x83, 0x15, 0xcb, 0xc2, 0xa4, 0x6b, 0xfb, 0xbd, 0x6e, 0x62, 0x22, 0xe4, 0x30,
+	0x30, 0x2d, 0x68, 0x6f, 0x59, 0x4f, 0xc1, 0x13, 0xd5, 0xa2, 0x4d, 0xee, 0x19, 0x7f, 0x2f, 0x26,
+	0x2c, 0x2e, 0x42, 0xf9, 0xcb, 0x10, 0xc9, 0x19, 0xec, 0x78, 0x21, 0xa9, 0x3e, 0x82, 0xf9, 0x43,
+	0xbd, 0xf5, 0xd5, 0xa4, 0x0d, 0x6f, 0x0d, 0x32, 0xba, 0x65, 0x69, 0xac, 0x8d, 0x71, 0x0a, 0x37,
+	0xa7, 0x7b, 0xfe, 0x05, 0x9d, 0x4c, 0x52, 0x11, 0xc8, 0xe1, 0x4a, 0xdc, 0xd3, 0xf2, 0xc7, 0x4b,
+	0x00, 0x98, 0x74, 0xea, 0xc4, 0x79, 0x6b, 0xb6, 0x08, 0xea, 0xc0, 0x72, 0xe2, 0x4b, 0x18, 0xdd,
+	0x88, 0x92, 0xb4, 0x51, 0x8f, 0x70, 0xe5, 0xe6, 0x19, 0x5a, 0xe2, 0x26, 0x9a, 0x42, 0x5a, 0x40,
+	0xbc, 0x22, 0xad, 0x08, 0x5d, 0x4b, 0x64, 0x82, 0xd1, 0xe7, 0xac, 0xa2, 0x8e, 0x53, 0xf1, 0xe1,
+	0x1f, 0x48, 0xe8, 0x25, 0xcc, 0x0f, 0x3c, 0x5d, 0xd1, 0xd5, 0x01, 0xd3, 0x81, 0x97, 0xb2, 0xb2,
+	0x31, 0x72, 0x3e, 0x82, 0xfb, 0x04, 0x72, 0x91, 0x97, 0x25, 0x52, 0xa2, 0x36, 0xf1, 0x57, 0xaf,
+	0xb2, 0x9e, 0x38, 0x17, 0xa4, 0xe0, 0xff, 0xfc, 0x3a, 0x8e, 0x3d, 0xd3, 0xd0, 0xe6, 0x59, 0x6f,
+	0x45, 0xe5, 0xda, 0x18, 0x8d, 0xc4, 0xf8, 0x03, 0xec, 0xab, 0x23, 0x79, 0x76, 0x72, 0xfc, 0x89,
+	0xb8, 0x4f, 0x79, 0xfc, 0x82, 0xdf, 0xc6, 0xe3, 0x8f, 0xd3, 0xe8, 0x78, 0xfc, 0x03, 0x84, 0x98,
+	0x61, 0x1d, 0xf1, 0x62, 0x1b, 0x3a, 0x46, 0xf1, 0x62, 0x1b, 0x75, 0xc4, 0xe3, 0xc5, 0x36, 0xf2,
+	0x2c, 0xb2, 0x95, 0x76, 0x20, 0x1b, 0x70, 0x5f, 0x54, 0x0c, 0x4f, 0x52, 0x9c, 0x70, 0x2b, 0x6b,
+	0x09, 0x33, 0xc1, 0x7e, 0x3d, 0x83, 0x7c, 0x94, 0x5c, 0xa2, 0xf5, 0x64, 0xca, 0xc9, 0x91, 0x2e,
+	0x8f, 0xe3, 0xa3, 0x1c, 0x2c, 0xca, 0xd1, 0x42, 0xb0, 0x04, 0x82, 0x18, 0x82, 0x25, 0xd2, 0xba,
+	0x29, 0x54, 0x05, 0x08, 0x39, 0x17, 0x5a, 0x8b, 0xa6, 0x25, 0x0e, 0xa4, 0x24, 0x4d, 0x45, 0x61,
+	0x42, 0xa2, 0x13, 0xc2, 0x0c, 0xf1, 0xb1, 0x10, 0x66, 0x98, 0x17, 0xa9, 0x53, 0xe8, 0x83, 0x04,
+	0x1b, 0x67, 0x70, 0x0c, 0x54, 0xf2, 0x11, 0xce, 0xc7, 0x92, 0x94, 0xed, 0x73, 0xeb, 0x47, 0x36,
+	0xfd, 0x3d, 0x5c, 0x1e, 0x47, 0x00, 0xd0, 0xdd, 0x28, 0xe8, 0x19, 0xe4, 0x45, 0xb9, 0x77, 0x3e,
+	0xe5, 0xc8, 0xf2, 0x75, 0x28, 0xc4, 0x6f, 0x6d, 0x74, 0x25, 0xb8, 0xcf, 0x92, 0xc8, 0x84, 0x72,
+	0x75, 0xd4, 0x74, 0x1c, 0x34, 0x7e, 0x7b, 0x86, 0xa0, 0x89, 0xf7, 0x78, 0x08, 0x9a, 0x7c, 0xe9,
+	0x32, 0xd0, 0x17, 0x90, 0x8f, 0x7e, 0xb3, 0x0d, 0x8b, 0x31, 0xe1, 0x7b, 0x72, 0x58, 0x8c, 0x49,
+	0x9f, 0x79, 0x19, 0xdc, 0x23, 0xc8, 0xf8, 0xd7, 0x0c, 0x5a, 0xf5, 0xb5, 0x07, 0xae, 0x38, 0xa5,
+	0x38, 0x3c, 0xe1, 0x43, 0xec, 0x3c, 0x78, 0xe3, 0x4d, 0x5a, 0x7a, 0xb3, 0xd4, 0xb2, 0xbb, 0xdb,
+	0xfc, 0xef, 0x7d, 0xdb, 0x31, 0xb6, 0xb9, 0xc9, 0x7d, 0xf6, 0x61, 0x64, 0xdb, 0xb0, 0xc5, 0xb8,
+	0xdf, 0x6c, 0xa6, 0x99, 0xe8, 0xe1, 0x6f, 0x01, 0x00, 0x00, 0xff, 0xff, 0x3a, 0xaa, 0x8a, 0xcf,
+	0x53, 0x17, 0x00, 0x00,
 }
diff --git a/vendor/vendor.json b/vendor/vendor.json
index ffcdd9aae..019f4b6b2 100644
--- a/vendor/vendor.json
+++ b/vendor/vendor.json
@@ -491,12 +491,12 @@
 			"revisionTime": "2018-11-02T16:30:54Z"
 		},
 		{
-			"checksumSHA1": "0SRNhL8pjnvbTuxsGBM0a1KECl4=",
+			"checksumSHA1": "GfvhruEiAgylKnkURvEDwtA2tK8=",
 			"path": "gitlab.com/gitlab-org/gitaly-proto/go/gitalypb",
-			"revision": "a78297381af20d4ac7108c07c09539ae70ebf074",
-			"revisionTime": "2019-03-27T06:54:18Z",
-			"version": "v1.19.0",
-			"versionExact": "v1.19.0"
+			"revision": "290be0f5b5f18fba1d5438464ac6308e20c14149",
+			"revisionTime": "2019-03-29T15:44:30Z",
+			"version": "v1.20.0",
+			"versionExact": "v1.20.0"
 		},
 		{
 			"checksumSHA1": "WMOuBgCyclqy+Mqunb0NbykaC4Y=",