mirror of
https://github.com/ceph/ceph-csi.git
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fbf768ac0f
Bumps [google.golang.org/grpc](https://github.com/grpc/grpc-go) from 1.62.1 to 1.63.2. - [Release notes](https://github.com/grpc/grpc-go/releases) - [Commits](https://github.com/grpc/grpc-go/compare/v1.62.1...v1.63.2) --- updated-dependencies: - dependency-name: google.golang.org/grpc dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com>
66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
/*
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*
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* Copyright 2018 gRPC authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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package channelz
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import (
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"syscall"
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"golang.org/x/sys/unix"
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)
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// SocketOptionData defines the struct to hold socket option data, and related
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// getter function to obtain info from fd.
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type SocketOptionData struct {
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Linger *unix.Linger
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RecvTimeout *unix.Timeval
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SendTimeout *unix.Timeval
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TCPInfo *unix.TCPInfo
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}
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// Getsockopt defines the function to get socket options requested by channelz.
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// It is to be passed to syscall.RawConn.Control().
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func (s *SocketOptionData) Getsockopt(fd uintptr) {
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if v, err := unix.GetsockoptLinger(int(fd), syscall.SOL_SOCKET, syscall.SO_LINGER); err == nil {
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s.Linger = v
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}
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if v, err := unix.GetsockoptTimeval(int(fd), syscall.SOL_SOCKET, syscall.SO_RCVTIMEO); err == nil {
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s.RecvTimeout = v
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}
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if v, err := unix.GetsockoptTimeval(int(fd), syscall.SOL_SOCKET, syscall.SO_SNDTIMEO); err == nil {
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s.SendTimeout = v
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}
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if v, err := unix.GetsockoptTCPInfo(int(fd), syscall.SOL_TCP, syscall.TCP_INFO); err == nil {
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s.TCPInfo = v
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}
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}
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// GetSocketOption gets the socket option info of the conn.
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func GetSocketOption(socket any) *SocketOptionData {
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c, ok := socket.(syscall.Conn)
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if !ok {
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return nil
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}
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data := &SocketOptionData{}
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if rawConn, err := c.SyscallConn(); err == nil {
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rawConn.Control(data.Getsockopt)
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return data
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}
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return nil
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}
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