diff options
Diffstat (limited to 'dhcpv4')
| -rw-r--r-- | dhcpv4/server4/conn_unix.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/dhcpv4/server4/conn_unix.go b/dhcpv4/server4/conn_unix.go index da62398..18dd986 100644 --- a/dhcpv4/server4/conn_unix.go +++ b/dhcpv4/server4/conn_unix.go @@ -33,6 +33,10 @@ func NewIPv4UDPConn(iface string, addr *net.UDPAddr) (*net.UDPConn, error) { if err := unix.SetsockoptInt(fd, unix.SOL_SOCKET, unix.SO_REUSEADDR, 1); err != nil { return nil, fmt.Errorf("cannot set reuseaddr on socket: %v", err) } + // Allow reusing the port to aid debugging and testing. + if err := unix.SetsockoptInt(fd, unix.SOL_SOCKET, unix.SO_REUSEPORT, 1); err != nil { + return nil, fmt.Errorf("cannot set reuseport on socket: %v", err) + } if len(iface) != 0 { // Bind directly to the interface. if err := dhcpv4.BindToInterface(fd, iface); err != nil { |