method
getsockname
ruby latest stable - Class:
BasicSocket
getsockname()public
Returns the local address of the socket as a sockaddr string.
TCPServer.open("127.0.0.1", 15120) {|serv| p serv.getsockname #=> "\x02\x00;\x10\x7F\x00\x00\x01\x00\x00\x00\x00\x00\x00\x00\x00" }
If Addrinfo object is preferred over the binary string, use BasicSocket#local_address.