blob: 8fa49ab7d1269ed3d59346bbabea24ca82d37332 [file] [log] [blame]
// Copyright 2016 Google Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
// Code generated by protoc-gen-go. DO NOT EDIT.
// versions:
// protoc-gen-go v1.22.0
// protoc v3.12.2
// source: google/bytestream/bytestream.proto
package bytestream
import (
context "context"
reflect "reflect"
sync "sync"
proto "github.com/golang/protobuf/proto"
_ "github.com/golang/protobuf/ptypes/wrappers"
_ "google.golang.org/genproto/googleapis/api/annotations"
grpc "google.golang.org/grpc"
codes "google.golang.org/grpc/codes"
status "google.golang.org/grpc/status"
protoreflect "google.golang.org/protobuf/reflect/protoreflect"
protoimpl "google.golang.org/protobuf/runtime/protoimpl"
)
const (
// Verify that this generated code is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
// Verify that runtime/protoimpl is sufficiently up-to-date.
_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
)
// This is a compile-time assertion that a sufficiently up-to-date version
// of the legacy proto package is being used.
const _ = proto.ProtoPackageIsVersion4
// Request object for ByteStream.Read.
type ReadRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The name of the resource to read.
ResourceName string `protobuf:"bytes,1,opt,name=resource_name,json=resourceName,proto3" json:"resource_name,omitempty"`
// The offset for the first byte to return in the read, relative to the start
// of the resource.
//
// A `read_offset` that is negative or greater than the size of the resource
// will cause an `OUT_OF_RANGE` error.
ReadOffset int64 `protobuf:"varint,2,opt,name=read_offset,json=readOffset,proto3" json:"read_offset,omitempty"`
// The maximum number of `data` bytes the server is allowed to return in the
// sum of all `ReadResponse` messages. A `read_limit` of zero indicates that
// there is no limit, and a negative `read_limit` will cause an error.
//
// If the stream returns fewer bytes than allowed by the `read_limit` and no
// error occurred, the stream includes all data from the `read_offset` to the
// end of the resource.
ReadLimit int64 `protobuf:"varint,3,opt,name=read_limit,json=readLimit,proto3" json:"read_limit,omitempty"`
}
func (x *ReadRequest) Reset() {
*x = ReadRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_google_bytestream_bytestream_proto_msgTypes[0]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *ReadRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*ReadRequest) ProtoMessage() {}
func (x *ReadRequest) ProtoReflect() protoreflect.Message {
mi := &file_google_bytestream_bytestream_proto_msgTypes[0]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use ReadRequest.ProtoReflect.Descriptor instead.
func (*ReadRequest) Descriptor() ([]byte, []int) {
return file_google_bytestream_bytestream_proto_rawDescGZIP(), []int{0}
}
func (x *ReadRequest) GetResourceName() string {
if x != nil {
return x.ResourceName
}
return ""
}
func (x *ReadRequest) GetReadOffset() int64 {
if x != nil {
return x.ReadOffset
}
return 0
}
func (x *ReadRequest) GetReadLimit() int64 {
if x != nil {
return x.ReadLimit
}
return 0
}
// Response object for ByteStream.Read.
type ReadResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// A portion of the data for the resource. The service **may** leave `data`
// empty for any given `ReadResponse`. This enables the service to inform the
// client that the request is still live while it is running an operation to
// generate more data.
Data []byte `protobuf:"bytes,10,opt,name=data,proto3" json:"data,omitempty"`
}
func (x *ReadResponse) Reset() {
*x = ReadResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_google_bytestream_bytestream_proto_msgTypes[1]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *ReadResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*ReadResponse) ProtoMessage() {}
func (x *ReadResponse) ProtoReflect() protoreflect.Message {
mi := &file_google_bytestream_bytestream_proto_msgTypes[1]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use ReadResponse.ProtoReflect.Descriptor instead.
func (*ReadResponse) Descriptor() ([]byte, []int) {
return file_google_bytestream_bytestream_proto_rawDescGZIP(), []int{1}
}
func (x *ReadResponse) GetData() []byte {
if x != nil {
return x.Data
}
return nil
}
// Request object for ByteStream.Write.
type WriteRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The name of the resource to write. This **must** be set on the first
// `WriteRequest` of each `Write()` action. If it is set on subsequent calls,
// it **must** match the value of the first request.
ResourceName string `protobuf:"bytes,1,opt,name=resource_name,json=resourceName,proto3" json:"resource_name,omitempty"`
// The offset from the beginning of the resource at which the data should be
// written. It is required on all `WriteRequest`s.
//
// In the first `WriteRequest` of a `Write()` action, it indicates
// the initial offset for the `Write()` call. The value **must** be equal to
// the `committed_size` that a call to `QueryWriteStatus()` would return.
//
// On subsequent calls, this value **must** be set and **must** be equal to
// the sum of the first `write_offset` and the sizes of all `data` bundles
// sent previously on this stream.
//
// An incorrect value will cause an error.
WriteOffset int64 `protobuf:"varint,2,opt,name=write_offset,json=writeOffset,proto3" json:"write_offset,omitempty"`
// If `true`, this indicates that the write is complete. Sending any
// `WriteRequest`s subsequent to one in which `finish_write` is `true` will
// cause an error.
FinishWrite bool `protobuf:"varint,3,opt,name=finish_write,json=finishWrite,proto3" json:"finish_write,omitempty"`
// A portion of the data for the resource. The client **may** leave `data`
// empty for any given `WriteRequest`. This enables the client to inform the
// service that the request is still live while it is running an operation to
// generate more data.
Data []byte `protobuf:"bytes,10,opt,name=data,proto3" json:"data,omitempty"`
}
func (x *WriteRequest) Reset() {
*x = WriteRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_google_bytestream_bytestream_proto_msgTypes[2]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *WriteRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*WriteRequest) ProtoMessage() {}
func (x *WriteRequest) ProtoReflect() protoreflect.Message {
mi := &file_google_bytestream_bytestream_proto_msgTypes[2]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use WriteRequest.ProtoReflect.Descriptor instead.
func (*WriteRequest) Descriptor() ([]byte, []int) {
return file_google_bytestream_bytestream_proto_rawDescGZIP(), []int{2}
}
func (x *WriteRequest) GetResourceName() string {
if x != nil {
return x.ResourceName
}
return ""
}
func (x *WriteRequest) GetWriteOffset() int64 {
if x != nil {
return x.WriteOffset
}
return 0
}
func (x *WriteRequest) GetFinishWrite() bool {
if x != nil {
return x.FinishWrite
}
return false
}
func (x *WriteRequest) GetData() []byte {
if x != nil {
return x.Data
}
return nil
}
// Response object for ByteStream.Write.
type WriteResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The number of bytes that have been processed for the given resource.
CommittedSize int64 `protobuf:"varint,1,opt,name=committed_size,json=committedSize,proto3" json:"committed_size,omitempty"`
}
func (x *WriteResponse) Reset() {
*x = WriteResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_google_bytestream_bytestream_proto_msgTypes[3]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *WriteResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*WriteResponse) ProtoMessage() {}
func (x *WriteResponse) ProtoReflect() protoreflect.Message {
mi := &file_google_bytestream_bytestream_proto_msgTypes[3]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use WriteResponse.ProtoReflect.Descriptor instead.
func (*WriteResponse) Descriptor() ([]byte, []int) {
return file_google_bytestream_bytestream_proto_rawDescGZIP(), []int{3}
}
func (x *WriteResponse) GetCommittedSize() int64 {
if x != nil {
return x.CommittedSize
}
return 0
}
// Request object for ByteStream.QueryWriteStatus.
type QueryWriteStatusRequest struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The name of the resource whose write status is being requested.
ResourceName string `protobuf:"bytes,1,opt,name=resource_name,json=resourceName,proto3" json:"resource_name,omitempty"`
}
func (x *QueryWriteStatusRequest) Reset() {
*x = QueryWriteStatusRequest{}
if protoimpl.UnsafeEnabled {
mi := &file_google_bytestream_bytestream_proto_msgTypes[4]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *QueryWriteStatusRequest) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*QueryWriteStatusRequest) ProtoMessage() {}
func (x *QueryWriteStatusRequest) ProtoReflect() protoreflect.Message {
mi := &file_google_bytestream_bytestream_proto_msgTypes[4]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use QueryWriteStatusRequest.ProtoReflect.Descriptor instead.
func (*QueryWriteStatusRequest) Descriptor() ([]byte, []int) {
return file_google_bytestream_bytestream_proto_rawDescGZIP(), []int{4}
}
func (x *QueryWriteStatusRequest) GetResourceName() string {
if x != nil {
return x.ResourceName
}
return ""
}
// Response object for ByteStream.QueryWriteStatus.
type QueryWriteStatusResponse struct {
state protoimpl.MessageState
sizeCache protoimpl.SizeCache
unknownFields protoimpl.UnknownFields
// The number of bytes that have been processed for the given resource.
CommittedSize int64 `protobuf:"varint,1,opt,name=committed_size,json=committedSize,proto3" json:"committed_size,omitempty"`
// `complete` is `true` only if the client has sent a `WriteRequest` with
// `finish_write` set to true, and the server has processed that request.
Complete bool `protobuf:"varint,2,opt,name=complete,proto3" json:"complete,omitempty"`
}
func (x *QueryWriteStatusResponse) Reset() {
*x = QueryWriteStatusResponse{}
if protoimpl.UnsafeEnabled {
mi := &file_google_bytestream_bytestream_proto_msgTypes[5]
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
ms.StoreMessageInfo(mi)
}
}
func (x *QueryWriteStatusResponse) String() string {
return protoimpl.X.MessageStringOf(x)
}
func (*QueryWriteStatusResponse) ProtoMessage() {}
func (x *QueryWriteStatusResponse) ProtoReflect() protoreflect.Message {
mi := &file_google_bytestream_bytestream_proto_msgTypes[5]
if protoimpl.UnsafeEnabled && x != nil {
ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
if ms.LoadMessageInfo() == nil {
ms.StoreMessageInfo(mi)
}
return ms
}
return mi.MessageOf(x)
}
// Deprecated: Use QueryWriteStatusResponse.ProtoReflect.Descriptor instead.
func (*QueryWriteStatusResponse) Descriptor() ([]byte, []int) {
return file_google_bytestream_bytestream_proto_rawDescGZIP(), []int{5}
}
func (x *QueryWriteStatusResponse) GetCommittedSize() int64 {
if x != nil {
return x.CommittedSize
}
return 0
}
func (x *QueryWriteStatusResponse) GetComplete() bool {
if x != nil {
return x.Complete
}
return false
}
var File_google_bytestream_bytestream_proto protoreflect.FileDescriptor
var file_google_bytestream_bytestream_proto_rawDesc = []byte{
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var (
file_google_bytestream_bytestream_proto_rawDescOnce sync.Once
file_google_bytestream_bytestream_proto_rawDescData = file_google_bytestream_bytestream_proto_rawDesc
)
func file_google_bytestream_bytestream_proto_rawDescGZIP() []byte {
file_google_bytestream_bytestream_proto_rawDescOnce.Do(func() {
file_google_bytestream_bytestream_proto_rawDescData = protoimpl.X.CompressGZIP(file_google_bytestream_bytestream_proto_rawDescData)
})
return file_google_bytestream_bytestream_proto_rawDescData
}
var file_google_bytestream_bytestream_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
var file_google_bytestream_bytestream_proto_goTypes = []interface{}{
(*ReadRequest)(nil), // 0: google.bytestream.ReadRequest
(*ReadResponse)(nil), // 1: google.bytestream.ReadResponse
(*WriteRequest)(nil), // 2: google.bytestream.WriteRequest
(*WriteResponse)(nil), // 3: google.bytestream.WriteResponse
(*QueryWriteStatusRequest)(nil), // 4: google.bytestream.QueryWriteStatusRequest
(*QueryWriteStatusResponse)(nil), // 5: google.bytestream.QueryWriteStatusResponse
}
var file_google_bytestream_bytestream_proto_depIdxs = []int32{
0, // 0: google.bytestream.ByteStream.Read:input_type -> google.bytestream.ReadRequest
2, // 1: google.bytestream.ByteStream.Write:input_type -> google.bytestream.WriteRequest
4, // 2: google.bytestream.ByteStream.QueryWriteStatus:input_type -> google.bytestream.QueryWriteStatusRequest
1, // 3: google.bytestream.ByteStream.Read:output_type -> google.bytestream.ReadResponse
3, // 4: google.bytestream.ByteStream.Write:output_type -> google.bytestream.WriteResponse
5, // 5: google.bytestream.ByteStream.QueryWriteStatus:output_type -> google.bytestream.QueryWriteStatusResponse
3, // [3:6] is the sub-list for method output_type
0, // [0:3] is the sub-list for method input_type
0, // [0:0] is the sub-list for extension type_name
0, // [0:0] is the sub-list for extension extendee
0, // [0:0] is the sub-list for field type_name
}
func init() { file_google_bytestream_bytestream_proto_init() }
func file_google_bytestream_bytestream_proto_init() {
if File_google_bytestream_bytestream_proto != nil {
return
}
if !protoimpl.UnsafeEnabled {
file_google_bytestream_bytestream_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ReadRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_google_bytestream_bytestream_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*ReadResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_google_bytestream_bytestream_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*WriteRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_google_bytestream_bytestream_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*WriteResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_google_bytestream_bytestream_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*QueryWriteStatusRequest); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
file_google_bytestream_bytestream_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
switch v := v.(*QueryWriteStatusResponse); i {
case 0:
return &v.state
case 1:
return &v.sizeCache
case 2:
return &v.unknownFields
default:
return nil
}
}
}
type x struct{}
out := protoimpl.TypeBuilder{
File: protoimpl.DescBuilder{
GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
RawDescriptor: file_google_bytestream_bytestream_proto_rawDesc,
NumEnums: 0,
NumMessages: 6,
NumExtensions: 0,
NumServices: 1,
},
GoTypes: file_google_bytestream_bytestream_proto_goTypes,
DependencyIndexes: file_google_bytestream_bytestream_proto_depIdxs,
MessageInfos: file_google_bytestream_bytestream_proto_msgTypes,
}.Build()
File_google_bytestream_bytestream_proto = out.File
file_google_bytestream_bytestream_proto_rawDesc = nil
file_google_bytestream_bytestream_proto_goTypes = nil
file_google_bytestream_bytestream_proto_depIdxs = nil
}
// Reference imports to suppress errors if they are not otherwise used.
var _ context.Context
var _ grpc.ClientConnInterface
// 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.SupportPackageIsVersion6
// ByteStreamClient is the client API for ByteStream service.
//
// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
type ByteStreamClient interface {
// `Read()` is used to retrieve the contents of a resource as a sequence
// of bytes. The bytes are returned in a sequence of responses, and the
// responses are delivered as the results of a server-side streaming RPC.
Read(ctx context.Context, in *ReadRequest, opts ...grpc.CallOption) (ByteStream_ReadClient, error)
// `Write()` is used to send the contents of a resource as a sequence of
// bytes. The bytes are sent in a sequence of request protos of a client-side
// streaming RPC.
//
// A `Write()` action is resumable. If there is an error or the connection is
// broken during the `Write()`, the client should check the status of the
// `Write()` by calling `QueryWriteStatus()` and continue writing from the
// returned `committed_size`. This may be less than the amount of data the
// client previously sent.
//
// Calling `Write()` on a resource name that was previously written and
// finalized could cause an error, depending on whether the underlying service
// allows over-writing of previously written resources.
//
// When the client closes the request channel, the service will respond with
// a `WriteResponse`. The service will not view the resource as `complete`
// until the client has sent a `WriteRequest` with `finish_write` set to
// `true`. Sending any requests on a stream after sending a request with
// `finish_write` set to `true` will cause an error. The client **should**
// check the `WriteResponse` it receives to determine how much data the
// service was able to commit and whether the service views the resource as
// `complete` or not.
Write(ctx context.Context, opts ...grpc.CallOption) (ByteStream_WriteClient, error)
// `QueryWriteStatus()` is used to find the `committed_size` for a resource
// that is being written, which can then be used as the `write_offset` for
// the next `Write()` call.
//
// If the resource does not exist (i.e., the resource has been deleted, or the
// first `Write()` has not yet reached the service), this method returns the
// error `NOT_FOUND`.
//
// The client **may** call `QueryWriteStatus()` at any time to determine how
// much data has been processed for this resource. This is useful if the
// client is buffering data and needs to know which data can be safely
// evicted. For any sequence of `QueryWriteStatus()` calls for a given
// resource name, the sequence of returned `committed_size` values will be
// non-decreasing.
QueryWriteStatus(ctx context.Context, in *QueryWriteStatusRequest, opts ...grpc.CallOption) (*QueryWriteStatusResponse, error)
}
type byteStreamClient struct {
cc grpc.ClientConnInterface
}
func NewByteStreamClient(cc grpc.ClientConnInterface) ByteStreamClient {
return &byteStreamClient{cc}
}
func (c *byteStreamClient) Read(ctx context.Context, in *ReadRequest, opts ...grpc.CallOption) (ByteStream_ReadClient, error) {
stream, err := c.cc.NewStream(ctx, &_ByteStream_serviceDesc.Streams[0], "/google.bytestream.ByteStream/Read", opts...)
if err != nil {
return nil, err
}
x := &byteStreamReadClient{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 ByteStream_ReadClient interface {
Recv() (*ReadResponse, error)
grpc.ClientStream
}
type byteStreamReadClient struct {
grpc.ClientStream
}
func (x *byteStreamReadClient) Recv() (*ReadResponse, error) {
m := new(ReadResponse)
if err := x.ClientStream.RecvMsg(m); err != nil {
return nil, err
}
return m, nil
}
func (c *byteStreamClient) Write(ctx context.Context, opts ...grpc.CallOption) (ByteStream_WriteClient, error) {
stream, err := c.cc.NewStream(ctx, &_ByteStream_serviceDesc.Streams[1], "/google.bytestream.ByteStream/Write", opts...)
if err != nil {
return nil, err
}
x := &byteStreamWriteClient{stream}
return x, nil
}
type ByteStream_WriteClient interface {
Send(*WriteRequest) error
CloseAndRecv() (*WriteResponse, error)
grpc.ClientStream
}
type byteStreamWriteClient struct {
grpc.ClientStream
}
func (x *byteStreamWriteClient) Send(m *WriteRequest) error {
return x.ClientStream.SendMsg(m)
}
func (x *byteStreamWriteClient) CloseAndRecv() (*WriteResponse, error) {
if err := x.ClientStream.CloseSend(); err != nil {
return nil, err
}
m := new(WriteResponse)
if err := x.ClientStream.RecvMsg(m); err != nil {
return nil, err
}
return m, nil
}
func (c *byteStreamClient) QueryWriteStatus(ctx context.Context, in *QueryWriteStatusRequest, opts ...grpc.CallOption) (*QueryWriteStatusResponse, error) {
out := new(QueryWriteStatusResponse)
err := c.cc.Invoke(ctx, "/google.bytestream.ByteStream/QueryWriteStatus", in, out, opts...)
if err != nil {
return nil, err
}
return out, nil
}
// ByteStreamServer is the server API for ByteStream service.
type ByteStreamServer interface {
// `Read()` is used to retrieve the contents of a resource as a sequence
// of bytes. The bytes are returned in a sequence of responses, and the
// responses are delivered as the results of a server-side streaming RPC.
Read(*ReadRequest, ByteStream_ReadServer) error
// `Write()` is used to send the contents of a resource as a sequence of
// bytes. The bytes are sent in a sequence of request protos of a client-side
// streaming RPC.
//
// A `Write()` action is resumable. If there is an error or the connection is
// broken during the `Write()`, the client should check the status of the
// `Write()` by calling `QueryWriteStatus()` and continue writing from the
// returned `committed_size`. This may be less than the amount of data the
// client previously sent.
//
// Calling `Write()` on a resource name that was previously written and
// finalized could cause an error, depending on whether the underlying service
// allows over-writing of previously written resources.
//
// When the client closes the request channel, the service will respond with
// a `WriteResponse`. The service will not view the resource as `complete`
// until the client has sent a `WriteRequest` with `finish_write` set to
// `true`. Sending any requests on a stream after sending a request with
// `finish_write` set to `true` will cause an error. The client **should**
// check the `WriteResponse` it receives to determine how much data the
// service was able to commit and whether the service views the resource as
// `complete` or not.
Write(ByteStream_WriteServer) error
// `QueryWriteStatus()` is used to find the `committed_size` for a resource
// that is being written, which can then be used as the `write_offset` for
// the next `Write()` call.
//
// If the resource does not exist (i.e., the resource has been deleted, or the
// first `Write()` has not yet reached the service), this method returns the
// error `NOT_FOUND`.
//
// The client **may** call `QueryWriteStatus()` at any time to determine how
// much data has been processed for this resource. This is useful if the
// client is buffering data and needs to know which data can be safely
// evicted. For any sequence of `QueryWriteStatus()` calls for a given
// resource name, the sequence of returned `committed_size` values will be
// non-decreasing.
QueryWriteStatus(context.Context, *QueryWriteStatusRequest) (*QueryWriteStatusResponse, error)
}
// UnimplementedByteStreamServer can be embedded to have forward compatible implementations.
type UnimplementedByteStreamServer struct {
}
func (*UnimplementedByteStreamServer) Read(*ReadRequest, ByteStream_ReadServer) error {
return status.Errorf(codes.Unimplemented, "method Read not implemented")
}
func (*UnimplementedByteStreamServer) Write(ByteStream_WriteServer) error {
return status.Errorf(codes.Unimplemented, "method Write not implemented")
}
func (*UnimplementedByteStreamServer) QueryWriteStatus(context.Context, *QueryWriteStatusRequest) (*QueryWriteStatusResponse, error) {
return nil, status.Errorf(codes.Unimplemented, "method QueryWriteStatus not implemented")
}
func RegisterByteStreamServer(s *grpc.Server, srv ByteStreamServer) {
s.RegisterService(&_ByteStream_serviceDesc, srv)
}
func _ByteStream_Read_Handler(srv interface{}, stream grpc.ServerStream) error {
m := new(ReadRequest)
if err := stream.RecvMsg(m); err != nil {
return err
}
return srv.(ByteStreamServer).Read(m, &byteStreamReadServer{stream})
}
type ByteStream_ReadServer interface {
Send(*ReadResponse) error
grpc.ServerStream
}
type byteStreamReadServer struct {
grpc.ServerStream
}
func (x *byteStreamReadServer) Send(m *ReadResponse) error {
return x.ServerStream.SendMsg(m)
}
func _ByteStream_Write_Handler(srv interface{}, stream grpc.ServerStream) error {
return srv.(ByteStreamServer).Write(&byteStreamWriteServer{stream})
}
type ByteStream_WriteServer interface {
SendAndClose(*WriteResponse) error
Recv() (*WriteRequest, error)
grpc.ServerStream
}
type byteStreamWriteServer struct {
grpc.ServerStream
}
func (x *byteStreamWriteServer) SendAndClose(m *WriteResponse) error {
return x.ServerStream.SendMsg(m)
}
func (x *byteStreamWriteServer) Recv() (*WriteRequest, error) {
m := new(WriteRequest)
if err := x.ServerStream.RecvMsg(m); err != nil {
return nil, err
}
return m, nil
}
func _ByteStream_QueryWriteStatus_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
in := new(QueryWriteStatusRequest)
if err := dec(in); err != nil {
return nil, err
}
if interceptor == nil {
return srv.(ByteStreamServer).QueryWriteStatus(ctx, in)
}
info := &grpc.UnaryServerInfo{
Server: srv,
FullMethod: "/google.bytestream.ByteStream/QueryWriteStatus",
}
handler := func(ctx context.Context, req interface{}) (interface{}, error) {
return srv.(ByteStreamServer).QueryWriteStatus(ctx, req.(*QueryWriteStatusRequest))
}
return interceptor(ctx, in, info, handler)
}
var _ByteStream_serviceDesc = grpc.ServiceDesc{
ServiceName: "google.bytestream.ByteStream",
HandlerType: (*ByteStreamServer)(nil),
Methods: []grpc.MethodDesc{
{
MethodName: "QueryWriteStatus",
Handler: _ByteStream_QueryWriteStatus_Handler,
},
},
Streams: []grpc.StreamDesc{
{
StreamName: "Read",
Handler: _ByteStream_Read_Handler,
ServerStreams: true,
},
{
StreamName: "Write",
Handler: _ByteStream_Write_Handler,
ClientStreams: true,
},
},
Metadata: "google/bytestream/bytestream.proto",
}