mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-04 20:20:19 +00:00
342d282780
add dependent kube-storage/replication package to the vendor. update grpc to latest release v1.35.0. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
68 lines
1.9 KiB
Go
68 lines
1.9 KiB
Go
/*
|
|
*
|
|
* Copyright 2019 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 (
|
|
"google.golang.org/grpc/codes"
|
|
"google.golang.org/grpc/status"
|
|
)
|
|
|
|
// PreparedMsg is responsible for creating a Marshalled and Compressed object.
|
|
//
|
|
// Experimental
|
|
//
|
|
// Notice: This type is EXPERIMENTAL and may be changed or removed in a
|
|
// later release.
|
|
type PreparedMsg struct {
|
|
// Struct for preparing msg before sending them
|
|
encodedData []byte
|
|
hdr []byte
|
|
payload []byte
|
|
}
|
|
|
|
// Encode marshalls and compresses the message using the codec and compressor for the stream.
|
|
func (p *PreparedMsg) Encode(s Stream, msg interface{}) error {
|
|
ctx := s.Context()
|
|
rpcInfo, ok := rpcInfoFromContext(ctx)
|
|
if !ok {
|
|
return status.Errorf(codes.Internal, "grpc: unable to get rpcInfo")
|
|
}
|
|
|
|
// check if the context has the relevant information to prepareMsg
|
|
if rpcInfo.preloaderInfo == nil {
|
|
return status.Errorf(codes.Internal, "grpc: rpcInfo.preloaderInfo is nil")
|
|
}
|
|
if rpcInfo.preloaderInfo.codec == nil {
|
|
return status.Errorf(codes.Internal, "grpc: rpcInfo.preloaderInfo.codec is nil")
|
|
}
|
|
|
|
// prepare the msg
|
|
data, err := encode(rpcInfo.preloaderInfo.codec, msg)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
p.encodedData = data
|
|
compData, err := compress(data, rpcInfo.preloaderInfo.cp, rpcInfo.preloaderInfo.comp)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
p.hdr, p.payload = msgHeader(data, compData)
|
|
return nil
|
|
}
|