d81ae01d48
Test suite now logs to three places:
* syslog
* ${HOME}/qubes-tests.log
* /dev/kmsg (only start and errors; this is handy while debugging Oopses by
correlating them with tests)
293 lines
11 KiB
Python
293 lines
11 KiB
Python
#!/usr/bin/python
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# vim: fileencoding=utf-8
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#
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# The Qubes OS Project, https://www.qubes-os.org/
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#
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# Copyright (C) 2015
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# Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
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# Copyright (C) 2015 Wojtek Porczyk <woju@invisiblethingslab.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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import multiprocessing
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import os
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import subprocess
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import unittest
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import time
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from qubes.qubes import QubesVmCollection, defaults
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import qubes.tests
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class VmNetworkingTests(qubes.tests.SystemTestsMixin, qubes.tests.QubesTestCase):
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test_ip = '192.168.123.45'
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test_name = 'test.example.com'
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ping_cmd = 'ping -W 1 -n -c 1 {target}'
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ping_ip = ping_cmd.format(target=test_ip)
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ping_name = ping_cmd.format(target=test_name)
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def run_cmd(self, vm, cmd, user="root"):
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p = vm.run(cmd, user=user, passio_popen=True, ignore_stderr=True)
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p.stdin.close()
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p.stdout.read()
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return p.wait()
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def setUp(self):
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super(VmNetworkingTests, self).setUp()
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self.testnetvm = self.qc.add_new_vm("QubesNetVm",
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name=self.make_vm_name('netvm1'),
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template=self.qc.get_default_template())
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self.testnetvm.create_on_disk(verbose=False)
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self.testvm1 = self.qc.add_new_vm("QubesAppVm",
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name=self.make_vm_name('vm2'),
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template=self.qc.get_default_template())
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self.testvm1.create_on_disk(verbose=False)
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self.testvm1.netvm = self.testnetvm
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self.qc.save()
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self.configure_netvm()
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def configure_netvm(self):
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def run_netvm_cmd(cmd):
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if self.run_cmd(self.testnetvm, cmd) != 0:
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self.fail("Command '%s' failed" % cmd)
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if not self.testnetvm.is_running():
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self.testnetvm.start()
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# Ensure that dnsmasq is installed:
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p = self.testnetvm.run("dnsmasq --version", user="root",
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passio_popen=True)
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if p.wait() != 0:
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self.skipTest("dnsmasq not installed")
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run_netvm_cmd("ip link add test0 type dummy")
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run_netvm_cmd("ip link set test0 up")
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run_netvm_cmd("ip addr add {}/24 dev test0".format(self.test_ip))
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run_netvm_cmd("iptables -I INPUT -d {} -j ACCEPT".format(self.test_ip))
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run_netvm_cmd("dnsmasq -a {ip} -A /{name}/{ip} -i test0 -z".format(
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ip=self.test_ip, name=self.test_name))
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run_netvm_cmd("echo nameserver {} > /etc/resolv.conf".format(
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self.test_ip))
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run_netvm_cmd("/usr/lib/qubes/qubes-setup-dnat-to-ns")
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def test_000_simple_networking(self):
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self.testvm1.start()
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_ip), 0)
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_name), 0)
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def test_010_simple_proxyvm(self):
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self.proxy = self.qc.add_new_vm("QubesProxyVm",
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name=self.make_vm_name('proxy'),
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template=self.qc.get_default_template())
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self.proxy.create_on_disk(verbose=False)
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self.proxy.netvm = self.testnetvm
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self.testvm1.netvm = self.proxy
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self.qc.save()
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self.testvm1.start()
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self.assertTrue(self.proxy.is_running())
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self.assertEqual(self.run_cmd(self.proxy, self.ping_ip), 0,
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"Ping by IP from ProxyVM failed")
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self.assertEqual(self.run_cmd(self.proxy, self.ping_name), 0,
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"Ping by name from ProxyVM failed")
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_ip), 0,
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"Ping by IP from AppVM failed")
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_name), 0,
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"Ping by IP from AppVM failed")
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def test_020_simple_proxyvm_nm(self):
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self.proxy = self.qc.add_new_vm("QubesProxyVm",
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name=self.make_vm_name('proxy'),
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template=self.qc.get_default_template())
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self.proxy.create_on_disk(verbose=False)
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self.proxy.netvm = self.testnetvm
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self.proxy.services['network-manager'] = True
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self.testvm1.netvm = self.proxy
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self.qc.save()
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self.testvm1.start()
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self.assertTrue(self.proxy.is_running())
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_ip), 0,
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"Ping by IP failed")
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_name), 0,
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"Ping by name failed")
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# reconnect to make sure that device was configured by NM
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self.assertEqual(
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self.run_cmd(self.proxy, "nmcli device disconnect eth0",
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user="user"),
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0, "Failed to disconnect eth0 using nmcli")
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self.assertNotEqual(self.run_cmd(self.testvm1, self.ping_ip), 0,
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"Network should be disabled, but apparently it isn't")
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self.assertEqual(
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self.run_cmd(self.proxy,
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'nmcli connection up "VM uplink eth0" ifname eth0',
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user="user"),
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0, "Failed to connect eth0 using nmcli")
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self.assertEqual(self.run_cmd(self.proxy, "nm-online", user="user"), 0,
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"Failed to wait for NM connection")
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# check for nm-applet presence
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self.assertEqual(subprocess.call([
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'xdotool', 'search', '--all', '--name',
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'--class', '^(NetworkManager Applet|{})$'.format(self.proxy.name)],
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stdout=open('/dev/null', 'w')), 0, "nm-applet window not found")
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_ip), 0,
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"Ping by IP failed (after NM reconnection")
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_name), 0,
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"Ping by name failed (after NM reconnection)")
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def test_030_firewallvm_firewall(self):
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self.proxy = self.qc.add_new_vm("QubesProxyVm",
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name=self.make_vm_name('proxy'),
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template=self.qc.get_default_template())
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self.proxy.create_on_disk(verbose=False)
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self.proxy.netvm = self.testnetvm
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self.testvm1.netvm = self.proxy
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self.qc.save()
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# block all for first
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self.testvm1.write_firewall_conf({
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'allow': False,
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'allowDns': False,
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'allowIcmp': False,
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})
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self.testvm1.start()
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self.assertTrue(self.proxy.is_running())
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self.testnetvm.run("nc -l --send-only -e /bin/hostname -k 1234")
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self.assertEqual(self.run_cmd(self.proxy, self.ping_ip), 0,
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"Ping by IP from ProxyVM failed")
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self.assertEqual(self.run_cmd(self.proxy, self.ping_name), 0,
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"Ping by name from ProxyVM failed")
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self.assertNotEqual(self.run_cmd(self.testvm1, self.ping_ip), 0,
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"Ping by IP should be blocked")
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nc_cmd = "nc -w 1 --recv-only 192.168.123.45 1234"
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self.assertNotEqual(self.run_cmd(self.testvm1, nc_cmd), 0,
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"TCP connection should be blocked")
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# block all except ICMP
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self.testvm1.write_firewall_conf({
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'allow': False,
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'allowDns': False,
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'allowIcmp': True,
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})
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self.proxy.write_iptables_xenstore_entry()
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# Ugly hack b/c there is no feedback when the rules are actually applied
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time.sleep(1)
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_ip), 0,
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"Ping by IP failed (should be allowed now)")
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self.assertNotEqual(self.run_cmd(self.testvm1, self.ping_name), 0,
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"Ping by name should be blocked")
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# all TCP still blocked
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self.testvm1.write_firewall_conf({
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'allow': False,
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'allowDns': True,
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'allowIcmp': True,
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})
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self.proxy.write_iptables_xenstore_entry()
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# Ugly hack b/c there is no feedback when the rules are actually applied
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time.sleep(1)
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self.assertEqual(self.run_cmd(self.testvm1, self.ping_name), 0,
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"Ping by name failed (should be allowed now)")
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self.assertNotEqual(self.run_cmd(self.testvm1, nc_cmd), 0,
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"TCP connection should be blocked")
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# block all except target
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self.testvm1.write_firewall_conf({
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'allow': False,
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'allowDns': True,
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'allowIcmp': True,
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'rules': [{'address': self.ping_ip,
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'netmask': 32,
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'proto': 'tcp',
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'portBegin': 1234
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}] })
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self.proxy.write_iptables_xenstore_entry()
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# Ugly hack b/c there is no feedback when the rules are actually applied
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time.sleep(1)
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self.assertEqual(self.run_cmd(self.testvm1, nc_cmd), 0,
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"TCP connection failed (should be allowed now)")
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# allow all except target
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self.testvm1.write_firewall_conf({
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'allow': True,
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'allowDns': True,
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'allowIcmp': True,
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'rules': [{'address': self.ping_ip,
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'netmask': 32,
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'proto': 'tcp',
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'portBegin': 1234
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}]
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})
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self.proxy.write_iptables_xenstore_entry()
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# Ugly hack b/c there is no feedback when the rules are actually applied
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time.sleep(1)
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self.assertNotEqual(self.run_cmd(self.testvm1, nc_cmd), 0,
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"TCP connection should be blocked")
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def test_040_inter_vm(self):
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self.proxy = self.qc.add_new_vm("QubesProxyVm",
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name=self.make_vm_name('proxy'),
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template=self.qc.get_default_template())
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self.proxy.create_on_disk(verbose=False)
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self.proxy.netvm = self.testnetvm
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self.testvm1.netvm = self.proxy
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self.testvm2 = self.qc.add_new_vm("QubesAppVm",
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name=self.make_vm_name('vm3'),
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template=self.qc.get_default_template())
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self.testvm2.create_on_disk(verbose=False)
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self.testvm2.netvm = self.proxy
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self.qc.save()
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self.testvm1.start()
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self.testvm2.start()
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self.assertNotEqual(self.run_cmd(self.testvm1,
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self.ping_cmd.format(target=self.testvm2.ip)), 0)
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self.testvm2.netvm = self.testnetvm
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self.assertNotEqual(self.run_cmd(self.testvm1,
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self.ping_cmd.format(target=self.testvm2.ip)), 0)
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self.assertNotEqual(self.run_cmd(self.testvm2,
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self.ping_cmd.format(target=self.testvm1.ip)), 0)
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self.testvm1.netvm = self.testnetvm
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self.assertNotEqual(self.run_cmd(self.testvm1,
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self.ping_cmd.format(target=self.testvm2.ip)), 0)
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self.assertNotEqual(self.run_cmd(self.testvm2,
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self.ping_cmd.format(target=self.testvm1.ip)), 0)
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