Differential D10206 Diff 30211 test/functional/test_framework/netutil.py

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test/functional/test_framework/netutil.py

#!/usr/bin/env python3		#!/usr/bin/env python3
# Copyright (c) 2014-2019 The Bitcoin Core developers		# Copyright (c) 2014-2019 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying		# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.		# file COPYING or http://www.opensource.org/licenses/mit-license.php.
"""Linux network utilities.		"""Linux network utilities.

Roughly based on http://voorloopnul.com/blog/a-python-netstat-in-less-than-100-lines-of-code/ by Ricardo Pascal		Roughly based on http://voorloopnul.com/blog/a-python-netstat-in-less-than-100-lines-of-code/ by Ricardo Pascal
"""		"""

import array		import array
from binascii import unhexlify
from errno import ENOENT, EINVAL
import os		import os
import socket		import socket
import struct		import struct
import sys		import sys
		from binascii import unhexlify
		from errno import EINVAL, ENOENT

# STATE_ESTABLISHED = '01'		# STATE_ESTABLISHED = '01'
# STATE_SYN_SENT = '02'		# STATE_SYN_SENT = '02'
# STATE_SYN_RECV = '03'		# STATE_SYN_RECV = '03'
# STATE_FIN_WAIT1 = '04'		# STATE_FIN_WAIT1 = '04'
# STATE_FIN_WAIT2 = '05'		# STATE_FIN_WAIT2 = '05'
# STATE_TIME_WAIT = '06'		# STATE_TIME_WAIT = '06'
# STATE_CLOSE = '07'		# STATE_CLOSE = '07'
▲ Show 20 Lines • Show All 141 Lines • ▼ Show 20 Lines	def addr_to_hex(addr):
return bytearray(addr).hex()		return bytearray(addr).hex()


def test_ipv6_local():		def test_ipv6_local():
'''		'''
Check for (local) IPv6 support.		Check for (local) IPv6 support.
'''		'''
import socket		import socket

# By using SOCK_DGRAM this will not actually make a connection, but it will		# By using SOCK_DGRAM this will not actually make a connection, but it will
# fail if there is no route to IPv6 localhost.		# fail if there is no route to IPv6 localhost.
have_ipv6 = True		have_ipv6 = True
try:		try:
s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)		s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
s.connect(('::1', 0))		s.connect(('::1', 0))
except socket.error:		except socket.error:
have_ipv6 = False		have_ipv6 = False
return have_ipv6		return have_ipv6