mirror of
https://github.com/sshuttle/sshuttle.git
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141 lines
5.1 KiB
Python
141 lines
5.1 KiB
Python
import socket
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from argparse import ArgumentTypeError as Fatal
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from unittest.mock import patch
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import pytest
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import sshuttle.options
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_ip4_reprs = {
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'0.0.0.0': '0.0.0.0',
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'255.255.255.255': '255.255.255.255',
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'10.0': '10.0.0.0',
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'184.172.10.74': '184.172.10.74',
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'3098282570': '184.172.10.74',
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'0xb8.0xac.0x0a.0x4a': '184.172.10.74',
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'0270.0254.0012.0112': '184.172.10.74',
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}
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_ip4_swidths = (1, 8, 22, 27, 32)
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_ip6_reprs = {
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'::': '::',
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'::1': '::1',
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'fc00::': 'fc00::',
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'2a01:7e00:e000:188::1': '2a01:7e00:e000:188::1'
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}
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_ip6_swidths = (48, 64, 96, 115, 128)
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def _mock_getaddrinfo(host, *_):
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return {
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"example.com": [
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(socket.AF_INET6, socket.SOCK_STREAM, 0, '', ('2606:2800:220:1:248:1893:25c8:1946', 0, 0, 0)),
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(socket.AF_INET, socket.SOCK_STREAM, 0, '', ('93.184.216.34', 0)),
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],
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}.get(host, [])
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def test_parse_subnetport_ip4():
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for ip_repr, ip in _ip4_reprs.items():
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assert sshuttle.options.parse_subnetport(ip_repr) \
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== [(socket.AF_INET, ip, 32, 0, 0)]
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with pytest.raises(Fatal) as excinfo:
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sshuttle.options.parse_subnetport('10.256.0.0')
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assert str(excinfo.value) == 'Unable to resolve address: 10.256.0.0'
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def test_parse_subnetport_ip4_with_mask():
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for ip_repr, ip in _ip4_reprs.items():
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for swidth in _ip4_swidths:
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assert sshuttle.options.parse_subnetport(
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'/'.join((ip_repr, str(swidth)))
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) == [(socket.AF_INET, ip, swidth, 0, 0)]
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assert sshuttle.options.parse_subnetport('0/0') \
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== [(socket.AF_INET, '0.0.0.0', 0, 0, 0)]
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with pytest.raises(Fatal) as excinfo:
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sshuttle.options.parse_subnetport('10.0.0.0/33')
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assert str(excinfo.value) \
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== 'Slash in CIDR notation (/33) is not between 0 and 32'
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def test_parse_subnetport_ip4_with_port():
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for ip_repr, ip in _ip4_reprs.items():
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assert sshuttle.options.parse_subnetport(':'.join((ip_repr, '80'))) \
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== [(socket.AF_INET, ip, 32, 80, 80)]
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assert sshuttle.options.parse_subnetport(':'.join((ip_repr, '80-90')))\
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== [(socket.AF_INET, ip, 32, 80, 90)]
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def test_parse_subnetport_ip4_with_mask_and_port():
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for ip_repr, ip in _ip4_reprs.items():
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assert sshuttle.options.parse_subnetport(ip_repr + '/32:80') \
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== [(socket.AF_INET, ip, 32, 80, 80)]
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assert sshuttle.options.parse_subnetport(ip_repr + '/16:80-90') \
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== [(socket.AF_INET, ip, 16, 80, 90)]
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def test_parse_subnetport_ip6():
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for ip_repr, ip in _ip6_reprs.items():
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assert sshuttle.options.parse_subnetport(ip_repr) \
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== [(socket.AF_INET6, ip, 128, 0, 0)]
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def test_parse_subnetport_ip6_with_mask():
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for ip_repr, ip in _ip6_reprs.items():
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for swidth in _ip4_swidths + _ip6_swidths:
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assert sshuttle.options.parse_subnetport(
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'/'.join((ip_repr, str(swidth)))
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) == [(socket.AF_INET6, ip, swidth, 0, 0)]
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assert sshuttle.options.parse_subnetport('::/0') \
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== [(socket.AF_INET6, '::', 0, 0, 0)]
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with pytest.raises(Fatal) as excinfo:
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sshuttle.options.parse_subnetport('fc00::/129')
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assert str(excinfo.value) \
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== 'Slash in CIDR notation (/129) is not between 0 and 128'
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def test_parse_subnetport_ip6_with_port():
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for ip_repr, ip in _ip6_reprs.items():
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assert sshuttle.options.parse_subnetport('[' + ip_repr + ']:80') \
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== [(socket.AF_INET6, ip, 128, 80, 80)]
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assert sshuttle.options.parse_subnetport('[' + ip_repr + ']:80-90') \
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== [(socket.AF_INET6, ip, 128, 80, 90)]
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def test_parse_subnetport_ip6_with_mask_and_port():
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for ip_repr, ip in _ip6_reprs.items():
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assert sshuttle.options.parse_subnetport('[' + ip_repr + '/128]:80') \
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== [(socket.AF_INET6, ip, 128, 80, 80)]
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assert sshuttle.options.parse_subnetport('[' + ip_repr + '/16]:80-90')\
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== [(socket.AF_INET6, ip, 16, 80, 90)]
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def test_convert_arg_line_to_args_skips_comments():
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parser = sshuttle.options.MyArgumentParser()
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assert parser.convert_arg_line_to_args("# whatever something") == []
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@patch('sshuttle.options.socket.getaddrinfo', side_effect = _mock_getaddrinfo)
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def test_parse_subnetport_host(mock_getaddrinfo):
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assert set(sshuttle.options.parse_subnetport('example.com')) \
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== set([
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(socket.AF_INET6, '2606:2800:220:1:248:1893:25c8:1946', 128, 0, 0),
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(socket.AF_INET, '93.184.216.34', 32, 0, 0),
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])
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@patch('sshuttle.options.socket.getaddrinfo', side_effect = _mock_getaddrinfo)
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def test_parse_subnetport_host_with_port(mock_getaddrinfo):
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assert set(sshuttle.options.parse_subnetport('example.com:80')) \
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== set([
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(socket.AF_INET6, '2606:2800:220:1:248:1893:25c8:1946', 128, 80, 80),
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(socket.AF_INET, '93.184.216.34', 32, 80, 80),
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])
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assert set(sshuttle.options.parse_subnetport('example.com:80-90')) \
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== set([
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(socket.AF_INET6, '2606:2800:220:1:248:1893:25c8:1946', 128, 80, 90),
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(socket.AF_INET, '93.184.216.34', 32, 80, 90),
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])
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