diff options
Diffstat (limited to 'conn/conn_linux.go')
| -rw-r--r-- | conn/conn_linux.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/conn/conn_linux.go b/conn/conn_linux.go index f6638dd..716028f 100644 --- a/conn/conn_linux.go +++ b/conn/conn_linux.go @@ -104,7 +104,11 @@ func createBind(port uint16) (Bind, uint16, error) { var err error var bind nativeBind var newPort uint16 + var tries int + originalPort := port +again: + port = originalPort // Attempt ipv6 bind, update port if successful. bind.sock6, newPort, err = create6(port) if err != nil { @@ -118,6 +122,10 @@ func createBind(port uint16) (Bind, uint16, error) { // Attempt ipv4 bind, update port if successful. bind.sock4, newPort, err = create4(port) if err != nil { + if originalPort == 0 && err == syscall.EADDRINUSE && tries < 100 { + tries++ + goto again + } if err != syscall.EAFNOSUPPORT { unix.Close(bind.sock6) return nil, 0, err |