// NewTCPSocket creates a TCP socket listener with the specified address and
// and the specified tls configuration. If TLSConfig is set, will encapsulate the
// TCP listener inside a TLS one.
// The channel passed is used to activate the listenbuffer when the caller is ready
// to accept connections.
func NewTCPSocket(addr string, tlsConfig *tls.Config, activate <-chan struct{}) (net.Listener, error) {
l, err := listenbuffer.NewListenBuffer("tcp", addr, activate)
if err != nil {
return nil, err
}
if tlsConfig != nil {
tlsConfig.NextProtos = []string{"http/1.1"}
l = tls.NewListener(l, tlsConfig)
}
return l, nil
}
// NewUnixSocket creates a unix socket with the specified path and group.
// The channel passed is used to activate the listenbuffer when the caller is ready
// to accept connections.
func NewUnixSocket(path, group string, activate <-chan struct{}) (net.Listener, error) {
if err := syscall.Unlink(path); err != nil && !os.IsNotExist(err) {
return nil, err
}
mask := syscall.Umask(0777)
defer syscall.Umask(mask)
l, err := listenbuffer.NewListenBuffer("unix", path, activate)
if err != nil {
return nil, err
}
if err := setSocketGroup(path, group); err != nil {
l.Close()
return nil, err
}
if err := os.Chmod(path, 0660); err != nil {
l.Close()
return nil, err
}
return l, nil
}