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author | Christopher Speller <crspeller@gmail.com> | 2018-08-28 10:05:26 -0700 |
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committer | GitHub <noreply@github.com> | 2018-08-28 10:05:26 -0700 |
commit | 61e27beabc9804fdcf59ed9df2180802175a4f70 (patch) | |
tree | 52c86f5cdbd4e13d05b8f9dddad1a01b88e26cab /vendor/google.golang.org/grpc/internal/channelz/types_linux.go | |
parent | 347ee1d205c95f5fd766e206cc65bfb9782a2623 (diff) | |
download | chat-61e27beabc9804fdcf59ed9df2180802175a4f70.tar.gz chat-61e27beabc9804fdcf59ed9df2180802175a4f70.tar.bz2 chat-61e27beabc9804fdcf59ed9df2180802175a4f70.zip |
Updating dependancies. (#9303)
Diffstat (limited to 'vendor/google.golang.org/grpc/internal/channelz/types_linux.go')
-rw-r--r-- | vendor/google.golang.org/grpc/internal/channelz/types_linux.go | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/vendor/google.golang.org/grpc/internal/channelz/types_linux.go b/vendor/google.golang.org/grpc/internal/channelz/types_linux.go new file mode 100644 index 000000000..9801c3e2c --- /dev/null +++ b/vendor/google.golang.org/grpc/internal/channelz/types_linux.go @@ -0,0 +1,54 @@ +// +build !appengine,go1.7 + +/* + * + * Copyright 2018 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 channelz + +import ( + "syscall" + + "golang.org/x/sys/unix" +) + +// SocketOptionData defines the struct to hold socket option data, and related +// getter function to obtain info from fd. +type SocketOptionData struct { + Linger *unix.Linger + RecvTimeout *unix.Timeval + SendTimeout *unix.Timeval + TCPInfo *unix.TCPInfo +} + +// Getsockopt defines the function to get socket options requested by channelz. +// It is to be passed to syscall.RawConn.Control(). +func (s *SocketOptionData) Getsockopt(fd uintptr) { + if v, err := unix.GetsockoptLinger(int(fd), syscall.SOL_SOCKET, syscall.SO_LINGER); err == nil { + s.Linger = v + } + if v, err := unix.GetsockoptTimeval(int(fd), syscall.SOL_SOCKET, syscall.SO_RCVTIMEO); err == nil { + s.RecvTimeout = v + } + if v, err := unix.GetsockoptTimeval(int(fd), syscall.SOL_SOCKET, syscall.SO_SNDTIMEO); err == nil { + s.SendTimeout = v + } + if v, err := unix.GetsockoptTCPInfo(int(fd), syscall.SOL_TCP, syscall.TCP_INFO); err == nil { + s.TCPInfo = v + } + return +} |