mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-11-18 12:20:24 +00:00
78 lines
3.9 KiB
Go
78 lines
3.9 KiB
Go
/*
|
|
*
|
|
* Copyright 2016 gRPC authors.
|
|
*
|
|
* 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.
|
|
*
|
|
*/
|
|
|
|
package grpc
|
|
|
|
import (
|
|
"context"
|
|
)
|
|
|
|
// UnaryInvoker is called by UnaryClientInterceptor to complete RPCs.
|
|
type UnaryInvoker func(ctx context.Context, method string, req, reply interface{}, cc *ClientConn, opts ...CallOption) error
|
|
|
|
// UnaryClientInterceptor intercepts the execution of a unary RPC on the client. invoker is the handler to complete the RPC
|
|
// and it is the responsibility of the interceptor to call it.
|
|
// This is an EXPERIMENTAL API.
|
|
type UnaryClientInterceptor func(ctx context.Context, method string, req, reply interface{}, cc *ClientConn, invoker UnaryInvoker, opts ...CallOption) error
|
|
|
|
// Streamer is called by StreamClientInterceptor to create a ClientStream.
|
|
type Streamer func(ctx context.Context, desc *StreamDesc, cc *ClientConn, method string, opts ...CallOption) (ClientStream, error)
|
|
|
|
// StreamClientInterceptor intercepts the creation of ClientStream. It may return a custom ClientStream to intercept all I/O
|
|
// operations. streamer is the handler to create a ClientStream and it is the responsibility of the interceptor to call it.
|
|
// This is an EXPERIMENTAL API.
|
|
type StreamClientInterceptor func(ctx context.Context, desc *StreamDesc, cc *ClientConn, method string, streamer Streamer, opts ...CallOption) (ClientStream, error)
|
|
|
|
// UnaryServerInfo consists of various information about a unary RPC on
|
|
// server side. All per-rpc information may be mutated by the interceptor.
|
|
type UnaryServerInfo struct {
|
|
// Server is the service implementation the user provides. This is read-only.
|
|
Server interface{}
|
|
// FullMethod is the full RPC method string, i.e., /package.service/method.
|
|
FullMethod string
|
|
}
|
|
|
|
// UnaryHandler defines the handler invoked by UnaryServerInterceptor to complete the normal
|
|
// execution of a unary RPC. If a UnaryHandler returns an error, it should be produced by the
|
|
// status package, or else gRPC will use codes.Unknown as the status code and err.Error() as
|
|
// the status message of the RPC.
|
|
type UnaryHandler func(ctx context.Context, req interface{}) (interface{}, error)
|
|
|
|
// UnaryServerInterceptor provides a hook to intercept the execution of a unary RPC on the server. info
|
|
// contains all the information of this RPC the interceptor can operate on. And handler is the wrapper
|
|
// of the service method implementation. It is the responsibility of the interceptor to invoke handler
|
|
// to complete the RPC.
|
|
type UnaryServerInterceptor func(ctx context.Context, req interface{}, info *UnaryServerInfo, handler UnaryHandler) (resp interface{}, err error)
|
|
|
|
// StreamServerInfo consists of various information about a streaming RPC on
|
|
// server side. All per-rpc information may be mutated by the interceptor.
|
|
type StreamServerInfo struct {
|
|
// FullMethod is the full RPC method string, i.e., /package.service/method.
|
|
FullMethod string
|
|
// IsClientStream indicates whether the RPC is a client streaming RPC.
|
|
IsClientStream bool
|
|
// IsServerStream indicates whether the RPC is a server streaming RPC.
|
|
IsServerStream bool
|
|
}
|
|
|
|
// StreamServerInterceptor provides a hook to intercept the execution of a streaming RPC on the server.
|
|
// info contains all the information of this RPC the interceptor can operate on. And handler is the
|
|
// service method implementation. It is the responsibility of the interceptor to invoke handler to
|
|
// complete the RPC.
|
|
type StreamServerInterceptor func(srv interface{}, ss ServerStream, info *StreamServerInfo, handler StreamHandler) error
|