Merge branch 'jc-add-hook-rpc-methods' into 'master'

Add HookService RPCs and methods

See merge request gitlab-org/gitaly!1553

7 files changed, 721 insertions, 0 deletions

diff --git a/changelogs/unreleased/jc-add-hook-rpc-methods.yml b/changelogs/unreleased/jc-add-hook-rpc-methods.yml
new file mode 100644
index 000000000..e9723daf2
--- /dev/null
+++ b/changelogs/unreleased/jc-add-hook-rpc-methods.yml
@@ -0,0 +1,5 @@
+---
+title: Add HookService RPCs and methods
+merge_request: 1553
+author:
+type: other
diff --git a/proto/go/gitalypb/hook.pb.go b/proto/go/gitalypb/hook.pb.go
new file mode 100644
index 000000000..d0ce04f17
--- /dev/null
+++ b/proto/go/gitalypb/hook.pb.go
@@ -0,0 +1,572 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: hook.proto
+
+package gitalypb
+
+import (
+	context "context"
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+	math "math"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+type PreReceiveHookRequest struct {
+	Repository           *Repository `protobuf:"bytes,1,opt,name=repository,proto3" json:"repository,omitempty"`
+	KeyId                string      `protobuf:"bytes,2,opt,name=key_id,json=keyId,proto3" json:"key_id,omitempty"`
+	Protocol             string      `protobuf:"bytes,3,opt,name=protocol,proto3" json:"protocol,omitempty"`
+	Stdin                []byte      `protobuf:"bytes,4,opt,name=stdin,proto3" json:"stdin,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
+	XXX_unrecognized     []byte      `json:"-"`
+	XXX_sizecache        int32       `json:"-"`
+}
+
+func (m *PreReceiveHookRequest) Reset()         { *m = PreReceiveHookRequest{} }
+func (m *PreReceiveHookRequest) String() string { return proto.CompactTextString(m) }
+func (*PreReceiveHookRequest) ProtoMessage()    {}
+func (*PreReceiveHookRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3eef30da1c11ee1b, []int{0}
+}
+
+func (m *PreReceiveHookRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_PreReceiveHookRequest.Unmarshal(m, b)
+}
+func (m *PreReceiveHookRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_PreReceiveHookRequest.Marshal(b, m, deterministic)
+}
+func (m *PreReceiveHookRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_PreReceiveHookRequest.Merge(m, src)
+}
+func (m *PreReceiveHookRequest) XXX_Size() int {
+	return xxx_messageInfo_PreReceiveHookRequest.Size(m)
+}
+func (m *PreReceiveHookRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_PreReceiveHookRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_PreReceiveHookRequest proto.InternalMessageInfo
+
+func (m *PreReceiveHookRequest) GetRepository() *Repository {
+	if m != nil {
+		return m.Repository
+	}
+	return nil
+}
+
+func (m *PreReceiveHookRequest) GetKeyId() string {
+	if m != nil {
+		return m.KeyId
+	}
+	return ""
+}
+
+func (m *PreReceiveHookRequest) GetProtocol() string {
+	if m != nil {
+		return m.Protocol
+	}
+	return ""
+}
+
+func (m *PreReceiveHookRequest) GetStdin() []byte {
+	if m != nil {
+		return m.Stdin
+	}
+	return nil
+}
+
+type PreReceiveHookResponse struct {
+	Stdout               []byte   `protobuf:"bytes,1,opt,name=stdout,proto3" json:"stdout,omitempty"`
+	Stderr               []byte   `protobuf:"bytes,2,opt,name=stderr,proto3" json:"stderr,omitempty"`
+	Success              bool     `protobuf:"varint,3,opt,name=success,proto3" json:"success,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *PreReceiveHookResponse) Reset()         { *m = PreReceiveHookResponse{} }
+func (m *PreReceiveHookResponse) String() string { return proto.CompactTextString(m) }
+func (*PreReceiveHookResponse) ProtoMessage()    {}
+func (*PreReceiveHookResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3eef30da1c11ee1b, []int{1}
+}
+
+func (m *PreReceiveHookResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_PreReceiveHookResponse.Unmarshal(m, b)
+}
+func (m *PreReceiveHookResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_PreReceiveHookResponse.Marshal(b, m, deterministic)
+}
+func (m *PreReceiveHookResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_PreReceiveHookResponse.Merge(m, src)
+}
+func (m *PreReceiveHookResponse) XXX_Size() int {
+	return xxx_messageInfo_PreReceiveHookResponse.Size(m)
+}
+func (m *PreReceiveHookResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_PreReceiveHookResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_PreReceiveHookResponse proto.InternalMessageInfo
+
+func (m *PreReceiveHookResponse) GetStdout() []byte {
+	if m != nil {
+		return m.Stdout
+	}
+	return nil
+}
+
+func (m *PreReceiveHookResponse) GetStderr() []byte {
+	if m != nil {
+		return m.Stderr
+	}
+	return nil
+}
+
+func (m *PreReceiveHookResponse) GetSuccess() bool {
+	if m != nil {
+		return m.Success
+	}
+	return false
+}
+
+type PostReceiveHookRequest struct {
+	Repository           *Repository `protobuf:"bytes,1,opt,name=repository,proto3" json:"repository,omitempty"`
+	KeyId                string      `protobuf:"bytes,2,opt,name=key_id,json=keyId,proto3" json:"key_id,omitempty"`
+	Stdin                []byte      `protobuf:"bytes,3,opt,name=stdin,proto3" json:"stdin,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
+	XXX_unrecognized     []byte      `json:"-"`
+	XXX_sizecache        int32       `json:"-"`
+}
+
+func (m *PostReceiveHookRequest) Reset()         { *m = PostReceiveHookRequest{} }
+func (m *PostReceiveHookRequest) String() string { return proto.CompactTextString(m) }
+func (*PostReceiveHookRequest) ProtoMessage()    {}
+func (*PostReceiveHookRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3eef30da1c11ee1b, []int{2}
+}
+
+func (m *PostReceiveHookRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_PostReceiveHookRequest.Unmarshal(m, b)
+}
+func (m *PostReceiveHookRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_PostReceiveHookRequest.Marshal(b, m, deterministic)
+}
+func (m *PostReceiveHookRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_PostReceiveHookRequest.Merge(m, src)
+}
+func (m *PostReceiveHookRequest) XXX_Size() int {
+	return xxx_messageInfo_PostReceiveHookRequest.Size(m)
+}
+func (m *PostReceiveHookRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_PostReceiveHookRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_PostReceiveHookRequest proto.InternalMessageInfo
+
+func (m *PostReceiveHookRequest) GetRepository() *Repository {
+	if m != nil {
+		return m.Repository
+	}
+	return nil
+}
+
+func (m *PostReceiveHookRequest) GetKeyId() string {
+	if m != nil {
+		return m.KeyId
+	}
+	return ""
+}
+
+func (m *PostReceiveHookRequest) GetStdin() []byte {
+	if m != nil {
+		return m.Stdin
+	}
+	return nil
+}
+
+type PostReceiveHookResponse struct {
+	Stdout               []byte   `protobuf:"bytes,1,opt,name=stdout,proto3" json:"stdout,omitempty"`
+	Stderr               []byte   `protobuf:"bytes,2,opt,name=stderr,proto3" json:"stderr,omitempty"`
+	Success              bool     `protobuf:"varint,3,opt,name=success,proto3" json:"success,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *PostReceiveHookResponse) Reset()         { *m = PostReceiveHookResponse{} }
+func (m *PostReceiveHookResponse) String() string { return proto.CompactTextString(m) }
+func (*PostReceiveHookResponse) ProtoMessage()    {}
+func (*PostReceiveHookResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3eef30da1c11ee1b, []int{3}
+}
+
+func (m *PostReceiveHookResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_PostReceiveHookResponse.Unmarshal(m, b)
+}
+func (m *PostReceiveHookResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_PostReceiveHookResponse.Marshal(b, m, deterministic)
+}
+func (m *PostReceiveHookResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_PostReceiveHookResponse.Merge(m, src)
+}
+func (m *PostReceiveHookResponse) XXX_Size() int {
+	return xxx_messageInfo_PostReceiveHookResponse.Size(m)
+}
+func (m *PostReceiveHookResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_PostReceiveHookResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_PostReceiveHookResponse proto.InternalMessageInfo
+
+func (m *PostReceiveHookResponse) GetStdout() []byte {
+	if m != nil {
+		return m.Stdout
+	}
+	return nil
+}
+
+func (m *PostReceiveHookResponse) GetStderr() []byte {
+	if m != nil {
+		return m.Stderr
+	}
+	return nil
+}
+
+func (m *PostReceiveHookResponse) GetSuccess() bool {
+	if m != nil {
+		return m.Success
+	}
+	return false
+}
+
+type UpdateHookRequest struct {
+	Repository           *Repository `protobuf:"bytes,1,opt,name=repository,proto3" json:"repository,omitempty"`
+	KeyId                string      `protobuf:"bytes,2,opt,name=key_id,json=keyId,proto3" json:"key_id,omitempty"`
+	Ref                  []byte      `protobuf:"bytes,3,opt,name=ref,proto3" json:"ref,omitempty"`
+	OldValue             string      `protobuf:"bytes,4,opt,name=old_value,json=oldValue,proto3" json:"old_value,omitempty"`
+	NewValue             string      `protobuf:"bytes,5,opt,name=new_value,json=newValue,proto3" json:"new_value,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}    `json:"-"`
+	XXX_unrecognized     []byte      `json:"-"`
+	XXX_sizecache        int32       `json:"-"`
+}
+
+func (m *UpdateHookRequest) Reset()         { *m = UpdateHookRequest{} }
+func (m *UpdateHookRequest) String() string { return proto.CompactTextString(m) }
+func (*UpdateHookRequest) ProtoMessage()    {}
+func (*UpdateHookRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3eef30da1c11ee1b, []int{4}
+}
+
+func (m *UpdateHookRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_UpdateHookRequest.Unmarshal(m, b)
+}
+func (m *UpdateHookRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_UpdateHookRequest.Marshal(b, m, deterministic)
+}
+func (m *UpdateHookRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_UpdateHookRequest.Merge(m, src)
+}
+func (m *UpdateHookRequest) XXX_Size() int {
+	return xxx_messageInfo_UpdateHookRequest.Size(m)
+}
+func (m *UpdateHookRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_UpdateHookRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_UpdateHookRequest proto.InternalMessageInfo
+
+func (m *UpdateHookRequest) GetRepository() *Repository {
+	if m != nil {
+		return m.Repository
+	}
+	return nil
+}
+
+func (m *UpdateHookRequest) GetKeyId() string {
+	if m != nil {
+		return m.KeyId
+	}
+	return ""
+}
+
+func (m *UpdateHookRequest) GetRef() []byte {
+	if m != nil {
+		return m.Ref
+	}
+	return nil
+}
+
+func (m *UpdateHookRequest) GetOldValue() string {
+	if m != nil {
+		return m.OldValue
+	}
+	return ""
+}
+
+func (m *UpdateHookRequest) GetNewValue() string {
+	if m != nil {
+		return m.NewValue
+	}
+	return ""
+}
+
+type UpdateHookResponse struct {
+	Stdout               []byte   `protobuf:"bytes,1,opt,name=stdout,proto3" json:"stdout,omitempty"`
+	Stderr               []byte   `protobuf:"bytes,2,opt,name=stderr,proto3" json:"stderr,omitempty"`
+	Success              bool     `protobuf:"varint,3,opt,name=success,proto3" json:"success,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *UpdateHookResponse) Reset()         { *m = UpdateHookResponse{} }
+func (m *UpdateHookResponse) String() string { return proto.CompactTextString(m) }
+func (*UpdateHookResponse) ProtoMessage()    {}
+func (*UpdateHookResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_3eef30da1c11ee1b, []int{5}
+}
+
+func (m *UpdateHookResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_UpdateHookResponse.Unmarshal(m, b)
+}
+func (m *UpdateHookResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_UpdateHookResponse.Marshal(b, m, deterministic)
+}
+func (m *UpdateHookResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_UpdateHookResponse.Merge(m, src)
+}
+func (m *UpdateHookResponse) XXX_Size() int {
+	return xxx_messageInfo_UpdateHookResponse.Size(m)
+}
+func (m *UpdateHookResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_UpdateHookResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_UpdateHookResponse proto.InternalMessageInfo
+
+func (m *UpdateHookResponse) GetStdout() []byte {
+	if m != nil {
+		return m.Stdout
+	}
+	return nil
+}
+
+func (m *UpdateHookResponse) GetStderr() []byte {
+	if m != nil {
+		return m.Stderr
+	}
+	return nil
+}
+
+func (m *UpdateHookResponse) GetSuccess() bool {
+	if m != nil {
+		return m.Success
+	}
+	return false
+}
+
+func init() {
+	proto.RegisterType((*PreReceiveHookRequest)(nil), "gitaly.PreReceiveHookRequest")
+	proto.RegisterType((*PreReceiveHookResponse)(nil), "gitaly.PreReceiveHookResponse")
+	proto.RegisterType((*PostReceiveHookRequest)(nil), "gitaly.PostReceiveHookRequest")
+	proto.RegisterType((*PostReceiveHookResponse)(nil), "gitaly.PostReceiveHookResponse")
+	proto.RegisterType((*UpdateHookRequest)(nil), "gitaly.UpdateHookRequest")
+	proto.RegisterType((*UpdateHookResponse)(nil), "gitaly.UpdateHookResponse")
+}
+
+func init() { proto.RegisterFile("hook.proto", fileDescriptor_3eef30da1c11ee1b) }
+
+var fileDescriptor_3eef30da1c11ee1b = []byte{
+	// 415 bytes of a gzipped FileDescriptorProto
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+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConn
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion4
+
+// HookServiceClient is the client API for HookService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type HookServiceClient interface {
+	PreReceiveHook(ctx context.Context, in *PreReceiveHookRequest, opts ...grpc.CallOption) (*PreReceiveHookResponse, error)
+	PostReceiveHook(ctx context.Context, in *PostReceiveHookRequest, opts ...grpc.CallOption) (*PostReceiveHookResponse, error)
+	UpdateHook(ctx context.Context, in *UpdateHookRequest, opts ...grpc.CallOption) (*UpdateHookResponse, error)
+}
+
+type hookServiceClient struct {
+	cc *grpc.ClientConn
+}
+
+func NewHookServiceClient(cc *grpc.ClientConn) HookServiceClient {
+	return &hookServiceClient{cc}
+}
+
+func (c *hookServiceClient) PreReceiveHook(ctx context.Context, in *PreReceiveHookRequest, opts ...grpc.CallOption) (*PreReceiveHookResponse, error) {
+	out := new(PreReceiveHookResponse)
+	err := c.cc.Invoke(ctx, "/gitaly.HookService/PreReceiveHook", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *hookServiceClient) PostReceiveHook(ctx context.Context, in *PostReceiveHookRequest, opts ...grpc.CallOption) (*PostReceiveHookResponse, error) {
+	out := new(PostReceiveHookResponse)
+	err := c.cc.Invoke(ctx, "/gitaly.HookService/PostReceiveHook", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *hookServiceClient) UpdateHook(ctx context.Context, in *UpdateHookRequest, opts ...grpc.CallOption) (*UpdateHookResponse, error) {
+	out := new(UpdateHookResponse)
+	err := c.cc.Invoke(ctx, "/gitaly.HookService/UpdateHook", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// HookServiceServer is the server API for HookService service.
+type HookServiceServer interface {
+	PreReceiveHook(context.Context, *PreReceiveHookRequest) (*PreReceiveHookResponse, error)
+	PostReceiveHook(context.Context, *PostReceiveHookRequest) (*PostReceiveHookResponse, error)
+	UpdateHook(context.Context, *UpdateHookRequest) (*UpdateHookResponse, error)
+}
+
+// UnimplementedHookServiceServer can be embedded to have forward compatible implementations.
+type UnimplementedHookServiceServer struct {
+}
+
+func (*UnimplementedHookServiceServer) PreReceiveHook(ctx context.Context, req *PreReceiveHookRequest) (*PreReceiveHookResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method PreReceiveHook not implemented")
+}
+func (*UnimplementedHookServiceServer) PostReceiveHook(ctx context.Context, req *PostReceiveHookRequest) (*PostReceiveHookResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method PostReceiveHook not implemented")
+}
+func (*UnimplementedHookServiceServer) UpdateHook(ctx context.Context, req *UpdateHookRequest) (*UpdateHookResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method UpdateHook not implemented")
+}
+
+func RegisterHookServiceServer(s *grpc.Server, srv HookServiceServer) {
+	s.RegisterService(&_HookService_serviceDesc, srv)
+}
+
+func _HookService_PreReceiveHook_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(PreReceiveHookRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HookServiceServer).PreReceiveHook(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gitaly.HookService/PreReceiveHook",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HookServiceServer).PreReceiveHook(ctx, req.(*PreReceiveHookRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _HookService_PostReceiveHook_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(PostReceiveHookRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HookServiceServer).PostReceiveHook(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gitaly.HookService/PostReceiveHook",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HookServiceServer).PostReceiveHook(ctx, req.(*PostReceiveHookRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _HookService_UpdateHook_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(UpdateHookRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(HookServiceServer).UpdateHook(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/gitaly.HookService/UpdateHook",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(HookServiceServer).UpdateHook(ctx, req.(*UpdateHookRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+var _HookService_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "gitaly.HookService",
+	HandlerType: (*HookServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "PreReceiveHook",
+			Handler:    _HookService_PreReceiveHook_Handler,
+		},
+		{
+			MethodName: "PostReceiveHook",
+			Handler:    _HookService_PostReceiveHook_Handler,
+		},
+		{
+			MethodName: "UpdateHook",
+			Handler:    _HookService_UpdateHook_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "hook.proto",
+}
diff --git a/proto/go/gitalypb/protolist.go b/proto/go/gitalypb/protolist.go
index 8e400d0df..04c052512 100644
--- a/proto/go/gitalypb/protolist.go
+++ b/proto/go/gitalypb/protolist.go
@@ -9,6 +9,7 @@ var GitalyProtos = []string{
 	"commit.proto",
 	"conflicts.proto",
 	"diff.proto",
+	"hook.proto",
 	"namespace.proto",
 	"objectpool.proto",
 	"operations.proto",
diff --git a/proto/hook.proto b/proto/hook.proto
new file mode 100644
index 000000000..2410d3b28
--- /dev/null
+++ b/proto/hook.proto
@@ -0,0 +1,67 @@
+syntax = "proto3";
+
+package gitaly;
+
+option go_package = "gitlab.com/gitlab-org/gitaly/proto/go/gitalypb";
+
+import "shared.proto";
+
+service HookService {
+  rpc PreReceiveHook(PreReceiveHookRequest) returns (PreReceiveHookResponse) {
+    option (op_type) = {
+      op: ACCESSOR
+      target_repository_field: "1"
+    };
+  }
+  rpc PostReceiveHook(PostReceiveHookRequest) returns  (PostReceiveHookResponse) {
+    option (op_type) = {
+      op: ACCESSOR
+      target_repository_field: "1"
+    };
+  }
+  rpc UpdateHook(UpdateHookRequest) returns (UpdateHookResponse) {
+    option (op_type) = {
+      op: ACCESSOR
+      target_repository_field: "1"
+    };
+  }
+}
+
+message PreReceiveHookRequest {
+  Repository repository = 1;
+  string key_id = 2;
+  string protocol = 3;
+  bytes stdin = 4;
+}
+
+message PreReceiveHookResponse{
+  bytes stdout = 1;
+  bytes stderr = 2;
+  bool success = 3;
+}
+
+message PostReceiveHookRequest {
+  Repository repository = 1;
+  string key_id = 2;
+  bytes stdin = 3;
+}
+
+message PostReceiveHookResponse{
+  bytes stdout = 1;
+  bytes stderr = 2;
+  bool success = 3;
+}
+
+message UpdateHookRequest {
+  Repository repository = 1;
+  string key_id = 2;
+  bytes ref = 3;
+  string old_value = 4;
+  string new_value = 5;
+}
+
+message UpdateHookResponse{
+  bytes stdout = 1;
+  bytes stderr = 2;
+  bool success = 3;
+}
diff --git a/ruby/proto/gitaly.rb b/ruby/proto/gitaly.rb
index 6347a6fbe..dc8df4e1c 100644
--- a/ruby/proto/gitaly.rb
+++ b/ruby/proto/gitaly.rb
@@ -13,6 +13,8 @@ require 'gitaly/conflicts_services_pb'
 
 require 'gitaly/diff_services_pb'
 
+require 'gitaly/hook_services_pb'
+
 require 'gitaly/namespace_services_pb'
 
 require 'gitaly/objectpool_services_pb'
diff --git a/ruby/proto/gitaly/hook_pb.rb b/ruby/proto/gitaly/hook_pb.rb
new file mode 100644
index 000000000..b354bbf98
--- /dev/null
+++ b/ruby/proto/gitaly/hook_pb.rb
@@ -0,0 +1,50 @@
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: hook.proto
+
+require 'google/protobuf'
+
+require 'shared_pb'
+Google::Protobuf::DescriptorPool.generated_pool.build do
+  add_message "gitaly.PreReceiveHookRequest" do
+    optional :repository, :message, 1, "gitaly.Repository"
+    optional :key_id, :string, 2
+    optional :protocol, :string, 3
+    optional :stdin, :bytes, 4
+  end
+  add_message "gitaly.PreReceiveHookResponse" do
+    optional :stdout, :bytes, 1
+    optional :stderr, :bytes, 2
+    optional :success, :bool, 3
+  end
+  add_message "gitaly.PostReceiveHookRequest" do
+    optional :repository, :message, 1, "gitaly.Repository"
+    optional :key_id, :string, 2
+    optional :stdin, :bytes, 3
+  end
+  add_message "gitaly.PostReceiveHookResponse" do
+    optional :stdout, :bytes, 1
+    optional :stderr, :bytes, 2
+    optional :success, :bool, 3
+  end
+  add_message "gitaly.UpdateHookRequest" do
+    optional :repository, :message, 1, "gitaly.Repository"
+    optional :key_id, :string, 2
+    optional :ref, :bytes, 3
+    optional :old_value, :string, 4
+    optional :new_value, :string, 5
+  end
+  add_message "gitaly.UpdateHookResponse" do
+    optional :stdout, :bytes, 1
+    optional :stderr, :bytes, 2
+    optional :success, :bool, 3
+  end
+end
+
+module Gitaly
+  PreReceiveHookRequest = Google::Protobuf::DescriptorPool.generated_pool.lookup("gitaly.PreReceiveHookRequest").msgclass
+  PreReceiveHookResponse = Google::Protobuf::DescriptorPool.generated_pool.lookup("gitaly.PreReceiveHookResponse").msgclass
+  PostReceiveHookRequest = Google::Protobuf::DescriptorPool.generated_pool.lookup("gitaly.PostReceiveHookRequest").msgclass
+  PostReceiveHookResponse = Google::Protobuf::DescriptorPool.generated_pool.lookup("gitaly.PostReceiveHookResponse").msgclass
+  UpdateHookRequest = Google::Protobuf::DescriptorPool.generated_pool.lookup("gitaly.UpdateHookRequest").msgclass
+  UpdateHookResponse = Google::Protobuf::DescriptorPool.generated_pool.lookup("gitaly.UpdateHookResponse").msgclass
+end
diff --git a/ruby/proto/gitaly/hook_services_pb.rb b/ruby/proto/gitaly/hook_services_pb.rb
new file mode 100644
index 000000000..a57be1c36
--- /dev/null
+++ b/ruby/proto/gitaly/hook_services_pb.rb
@@ -0,0 +1,24 @@
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# Source: hook.proto for package 'gitaly'
+
+require 'grpc'
+require 'hook_pb'
+
+module Gitaly
+  module HookService
+    class Service
+
+      include GRPC::GenericService
+
+      self.marshal_class_method = :encode
+      self.unmarshal_class_method = :decode
+      self.service_name = 'gitaly.HookService'
+
+      rpc :PreReceiveHook, PreReceiveHookRequest, PreReceiveHookResponse
+      rpc :PostReceiveHook, PostReceiveHookRequest, PostReceiveHookResponse
+      rpc :UpdateHook, UpdateHookRequest, UpdateHookResponse
+    end
+
+    Stub = Service.rpc_stub_class
+  end
+end