cwinfo/yggdrasil-go
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don't fail if there's an error setting bbr, just log it and continue

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This commit is contained in:
Arceliar 2019-10-05 11:03:38 -05:00
parent 8e22d7137a
commit fb3430207c
1 changed files with 9 additions and 5 deletions
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14
src/yggdrasil/tcp_linux.go
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@ -19,10 +19,14 @@ func (t *tcp) tcpContext(network, address string, c syscall.RawConn) error {
bbr = unix.SetsockoptString(int(fd), unix.IPPROTO_TCP, unix.TCP_CONGESTION, "bbr")
})
switch {
case bbr != nil:
return bbr
default:
return control
// Log any errors
if bbr != nil {
t.link.core.log.Debugln("Failed to set tcp_congestion_control to bbr for socket, SetsockoptString error:", bbr)
}
if control != nil {
t.link.core.log.Debugln("Failed to set tcp_congestion_control to bbr for socket, Control error:", control)
}
// Return nil because errors here are not considered fatal for the connection, it just means congestion control is suboptimal
return nil
}