77ce956c2d
- clone all features, not just qrexec (especially include 'gui') - do not leak VM reference on failed test - add test for online root volume resize QubesOS/qubes-issues#3173
597 lines
24 KiB
Python
597 lines
24 KiB
Python
# pylint: disable=invalid-name
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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) 2014-2015
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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 library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2.1 of the License, or (at your option) any later version.
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#
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# This library 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 GNU
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# Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, see <https://www.gnu.org/licenses/>.
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#
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from distutils import spawn
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import asyncio
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import os
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import subprocess
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import tempfile
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import time
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import unittest
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import collections
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import qubes
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import qubes.firewall
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import qubes.tests
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import qubes.storage
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import qubes.vm.appvm
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import qubes.vm.qubesvm
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import qubes.vm.standalonevm
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import qubes.vm.templatevm
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import libvirt # pylint: disable=import-error
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class TC_00_Basic(qubes.tests.SystemTestCase):
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def setUp(self):
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super(TC_00_Basic, self).setUp()
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self.init_default_template()
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def test_000_qubes_create(self):
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self.assertIsInstance(self.app, qubes.Qubes)
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def test_100_qvm_create(self):
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vmname = self.make_vm_name('appvm')
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vm = self.app.add_new_vm(qubes.vm.appvm.AppVM,
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name=vmname, template=self.app.default_template,
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label='red')
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self.assertIsNotNone(vm)
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self.assertEqual(vm.name, vmname)
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self.assertEqual(vm.template, self.app.default_template)
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self.loop.run_until_complete(vm.create_on_disk())
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with self.assertNotRaises(qubes.exc.QubesException):
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self.loop.run_until_complete(vm.storage.verify())
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def test_040_qdb_watch(self):
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flag = set()
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def handler(vm, event, path):
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if path == '/test-watch-path':
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flag.add(True)
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vm = self.app.domains[0]
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vm.watch_qdb_path('/test-watch-path')
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vm.add_handler('domain-qdb-change:/test-watch-path', handler)
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self.assertFalse(flag)
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vm.untrusted_qdb.write('/test-watch-path', 'test-value')
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self.loop.run_until_complete(asyncio.sleep(0.1))
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self.assertTrue(flag)
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def _test_200_on_domain_start(self, vm, event, **_kwargs):
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'''Simulate domain crash just after startup'''
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vm.libvirt_domain.destroy()
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def test_200_shutdown_event_race(self):
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'''Regression test for 3164'''
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vmname = self.make_vm_name('appvm')
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self.vm = self.app.add_new_vm(qubes.vm.appvm.AppVM,
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name=vmname, template=self.app.default_template,
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label='red')
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# help the luck a little - don't wait for qrexec to easier win the race
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self.vm.features['qrexec'] = False
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self.loop.run_until_complete(self.vm.create_on_disk())
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# another way to help the luck a little - make sure the private
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# volume is first in (normally unordered) dict - this way if any
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# volume action fails, it will be at or after private volume - not
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# before (preventing private volume action)
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old_volumes = self.vm.volumes
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self.vm.volumes = collections.OrderedDict()
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self.vm.volumes['private'] = old_volumes.pop('private')
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self.vm.volumes.update(old_volumes.items())
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del old_volumes
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self.loop.run_until_complete(self.vm.start())
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# kill it the way it does not give a chance for domain-shutdown it
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# execute
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self.vm.libvirt_domain.destroy()
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# now, lets try to start the VM again, before domain-shutdown event
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# got handled (#3164), and immediately trigger second domain-shutdown
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self.vm.add_handler('domain-start', self._test_200_on_domain_start)
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self.loop.run_until_complete(self.vm.start())
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# and give a chance for both domain-shutdown handlers to execute
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self.loop.run_until_complete(asyncio.sleep(1))
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with self.assertNotRaises(qubes.exc.QubesException):
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# if the above caused two domain-shutdown handlers being called
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# one after another, private volume is gone
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self.loop.run_until_complete(self.vm.storage.verify())
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class TC_01_Properties(qubes.tests.SystemTestCase):
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# pylint: disable=attribute-defined-outside-init
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def setUp(self):
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super(TC_01_Properties, self).setUp()
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self.init_default_template()
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self.vmname = self.make_vm_name('appvm')
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self.vm = self.app.add_new_vm(qubes.vm.appvm.AppVM, name=self.vmname,
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template=self.app.default_template,
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label='red')
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self.loop.run_until_complete(self.vm.create_on_disk())
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self.addCleanup(self.cleanup_props)
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def cleanup_props(self):
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del self.vm
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def test_030_clone(self):
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try:
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testvm1 = self.app.add_new_vm(
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qubes.vm.appvm.AppVM,
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name=self.make_vm_name("vm"),
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template=self.app.default_template,
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label='red')
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self.loop.run_until_complete(testvm1.create_on_disk())
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testvm2 = self.app.add_new_vm(testvm1.__class__,
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name=self.make_vm_name("clone"),
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template=testvm1.template,
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label='red')
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testvm2.clone_properties(testvm1)
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testvm2.firewall.clone(testvm1.firewall)
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self.loop.run_until_complete(testvm2.clone_disk_files(testvm1))
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self.assertTrue(self.loop.run_until_complete(testvm1.storage.verify()))
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self.assertIn('source', testvm1.volumes['root'].config)
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self.assertNotEquals(testvm2, None)
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self.assertNotEquals(testvm2.volumes, {})
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self.assertIn('source', testvm2.volumes['root'].config)
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# qubes.xml reload
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self.app.save()
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testvm1 = self.app.domains[testvm1.qid]
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testvm2 = self.app.domains[testvm2.qid]
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self.assertEqual(testvm1.label, testvm2.label)
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self.assertEqual(testvm1.netvm, testvm2.netvm)
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self.assertEqual(testvm1.property_is_default('netvm'),
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testvm2.property_is_default('netvm'))
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self.assertEqual(testvm1.kernel, testvm2.kernel)
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self.assertEqual(testvm1.kernelopts, testvm2.kernelopts)
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self.assertEqual(testvm1.property_is_default('kernel'),
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testvm2.property_is_default('kernel'))
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self.assertEqual(testvm1.property_is_default('kernelopts'),
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testvm2.property_is_default('kernelopts'))
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self.assertEqual(testvm1.memory, testvm2.memory)
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self.assertEqual(testvm1.maxmem, testvm2.maxmem)
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self.assertEqual(testvm1.devices, testvm2.devices)
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self.assertEqual(testvm1.include_in_backups,
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testvm2.include_in_backups)
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self.assertEqual(testvm1.default_user, testvm2.default_user)
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self.assertEqual(testvm1.features, testvm2.features)
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self.assertEqual(testvm1.firewall.rules,
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testvm2.firewall.rules)
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# now some non-default values
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testvm1.netvm = None
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testvm1.label = 'orange'
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testvm1.memory = 512
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firewall = testvm1.firewall
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firewall.rules = [
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qubes.firewall.Rule(None, action='accept', dsthost='1.2.3.0/24',
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proto='tcp', dstports=22)]
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firewall.save()
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testvm3 = self.app.add_new_vm(testvm1.__class__,
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name=self.make_vm_name("clone2"),
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template=testvm1.template,
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label='red',)
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testvm3.clone_properties(testvm1)
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testvm3.firewall.clone(testvm1.firewall)
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self.loop.run_until_complete(testvm3.clone_disk_files(testvm1))
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# qubes.xml reload
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self.app.save()
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testvm1 = self.app.domains[testvm1.qid]
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testvm3 = self.app.domains[testvm3.qid]
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self.assertEqual(testvm1.label, testvm3.label)
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self.assertEqual(testvm1.netvm, testvm3.netvm)
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self.assertEqual(testvm1.property_is_default('netvm'),
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testvm3.property_is_default('netvm'))
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self.assertEqual(testvm1.kernel, testvm3.kernel)
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self.assertEqual(testvm1.kernelopts, testvm3.kernelopts)
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self.assertEqual(testvm1.property_is_default('kernel'),
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testvm3.property_is_default('kernel'))
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self.assertEqual(testvm1.property_is_default('kernelopts'),
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testvm3.property_is_default('kernelopts'))
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self.assertEqual(testvm1.memory, testvm3.memory)
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self.assertEqual(testvm1.maxmem, testvm3.maxmem)
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self.assertEqual(testvm1.devices, testvm3.devices)
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self.assertEqual(testvm1.include_in_backups,
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testvm3.include_in_backups)
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self.assertEqual(testvm1.default_user, testvm3.default_user)
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self.assertEqual(testvm1.features, testvm3.features)
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self.assertEqual(testvm1.firewall.rules,
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testvm3.firewall.rules)
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finally:
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try:
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del firewall
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except NameError:
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pass
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try:
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del testvm1
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except NameError:
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pass
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try:
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del testvm2
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except NameError:
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pass
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try:
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del testvm3
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except NameError:
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pass
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def test_020_name_conflict_app(self):
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# TODO decide what exception should be here
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with self.assertRaises((qubes.exc.QubesException, ValueError)):
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self.vm2 = self.app.add_new_vm(qubes.vm.appvm.AppVM,
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name=self.vmname, template=self.app.default_template,
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label='red')
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self.loop.run_until_complete(self.vm2.create_on_disk())
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def test_021_name_conflict_template(self):
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# TODO decide what exception should be here
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with self.assertRaises((qubes.exc.QubesException, ValueError)):
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self.vm2 = self.app.add_new_vm(qubes.vm.templatevm.TemplateVM,
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name=self.vmname, label='red')
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self.loop.run_until_complete(self.vm2.create_on_disk())
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class TC_02_QvmPrefs(qubes.tests.SystemTestCase):
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# pylint: disable=attribute-defined-outside-init
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def setUp(self):
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super(TC_02_QvmPrefs, self).setUp()
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self.init_default_template()
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self.sharedopts = ['--qubesxml', qubes.tests.XMLPATH]
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def setup_appvm(self):
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self.testvm = self.app.add_new_vm(
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qubes.vm.appvm.AppVM,
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name=self.make_vm_name("vm"),
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label='red')
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self.loop.run_until_complete(self.testvm.create_on_disk())
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self.app.save()
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def setup_hvm(self):
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self.testvm = self.app.add_new_vm(
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qubes.vm.appvm.AppVM,
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name=self.make_vm_name("hvm"),
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label='red')
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self.testvm.virt_mode = 'hvm'
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self.loop.run_until_complete(self.testvm.create_on_disk())
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self.app.save()
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def pref_set(self, name, value, valid=True):
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self.loop.run_until_complete(self._pref_set(name, value, valid))
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@asyncio.coroutine
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def _pref_set(self, name, value, valid=True):
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cmd = ['qvm-prefs']
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if value != '-D':
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cmd.append('--')
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cmd.extend((self.testvm.name, name, value))
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p = yield from asyncio.create_subprocess_exec(*cmd,
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stdout=subprocess.PIPE,
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stderr=subprocess.PIPE)
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(stdout, stderr) = yield from p.communicate()
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if valid:
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self.assertEqual(p.returncode, 0,
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"qvm-prefs .. '{}' '{}' failed: {}{}".format(
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name, value, stdout, stderr
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))
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else:
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self.assertNotEquals(p.returncode, 0,
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"qvm-prefs should reject value '{}' for "
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"property '{}'".format(value, name))
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def pref_get(self, name):
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self.loop.run_until_complete(self._pref_get(name))
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@asyncio.coroutine
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def _pref_get(self, name):
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p = yield from asyncio.create_subprocess_exec(
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'qvm-prefs', *self.sharedopts, '--', self.testvm.name, name,
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stdout=subprocess.PIPE)
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(stdout, _) = yield from p.communicate()
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self.assertEqual(p.returncode, 0)
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return stdout.strip()
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bool_test_values = [
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('true', 'True', True),
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('False', 'False', True),
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('0', 'False', True),
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('1', 'True', True),
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('invalid', '', False)
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]
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def execute_tests(self, name, values):
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"""
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Helper function, which executes tests for given property.
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:param values: list of tuples (value, expected, valid),
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where 'value' is what should be set and 'expected' is what should
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qvm-prefs returns as a property value and 'valid' marks valid and
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invalid values - if it's False, qvm-prefs should reject the value
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:return: None
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"""
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for (value, expected, valid) in values:
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self.pref_set(name, value, valid)
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if valid:
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self.assertEqual(self.pref_get(name), expected)
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@unittest.skip('test not converted to core3 API')
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def test_006_template(self):
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templates = [tpl for tpl in self.app.domains.values() if
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isinstance(tpl, qubes.vm.templatevm.TemplateVM)]
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if not templates:
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self.skipTest("No templates installed")
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some_template = templates[0].name
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self.setup_appvm()
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self.execute_tests('template', [
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(some_template, some_template, True),
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('invalid', '', False),
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])
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@unittest.skip('test not converted to core3 API')
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def test_014_pcidevs(self):
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self.setup_appvm()
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self.execute_tests('pcidevs', [
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('[]', '[]', True),
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('[ "00:00.0" ]', "['00:00.0']", True),
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('invalid', '', False),
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('[invalid]', '', False),
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# TODO:
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# ('["12:12.0"]', '', False)
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])
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@unittest.skip('test not converted to core3 API')
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def test_024_pv_reject_hvm_props(self):
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self.setup_appvm()
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self.execute_tests('guiagent_installed', [('False', '', False)])
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self.execute_tests('qrexec_installed', [('False', '', False)])
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self.execute_tests('drive', [('/tmp/drive.img', '', False)])
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self.execute_tests('timezone', [('localtime', '', False)])
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@unittest.skip('test not converted to core3 API')
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def test_025_hvm_reject_pv_props(self):
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self.setup_hvm()
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self.execute_tests('kernel', [('default', '', False)])
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self.execute_tests('kernelopts', [('default', '', False)])
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class TC_03_QvmRevertTemplateChanges(qubes.tests.SystemTestCase):
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# pylint: disable=attribute-defined-outside-init
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def setUp(self):
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super(TC_03_QvmRevertTemplateChanges, self).setUp()
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self.init_default_template()
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def cleanup_template(self):
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del self.test_template
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def setup_template(self):
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self.test_template = self.app.add_new_vm(
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qubes.vm.templatevm.TemplateVM,
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name=self.make_vm_name("pv-clone"),
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label='red'
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)
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self.addCleanup(self.cleanup_template)
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self.test_template.clone_properties(self.app.default_template)
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self.test_template.features.update(self.app.default_template.features)
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self.test_template.tags.update(self.app.default_template.tags)
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self.loop.run_until_complete(
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self.test_template.clone_disk_files(self.app.default_template))
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self.test_template.volumes['root'].revisions_to_keep = 3
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self.app.save()
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def get_rootimg_checksum(self):
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return subprocess.check_output(
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['sha1sum', self.test_template.volumes['root'].path])
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def _do_test(self):
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checksum_before = self.get_rootimg_checksum()
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self.loop.run_until_complete(self.test_template.start())
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self.shutdown_and_wait(self.test_template)
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checksum_changed = self.get_rootimg_checksum()
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if checksum_before == checksum_changed:
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self.log.warning("template not modified, test result will be "
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"unreliable")
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self.assertNotEqual(self.test_template.volumes['root'].revisions, {})
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revert_cmd = ['qvm-volume', 'revert', self.test_template.name + ':root']
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p = self.loop.run_until_complete(asyncio.create_subprocess_exec(
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*revert_cmd))
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self.loop.run_until_complete(p.wait())
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self.assertEqual(p.returncode, 0)
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del p
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checksum_after = self.get_rootimg_checksum()
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self.assertEqual(checksum_before, checksum_after)
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def test_000_revert_linux(self):
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"""
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Test qvm-revert-template-changes for PV template
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"""
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self.setup_template()
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self._do_test()
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@unittest.skip('TODO: some non-linux system')
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def test_001_revert_non_linux(self):
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"""
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Test qvm-revert-template-changes for HVM template
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"""
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# TODO: have some system there, so the root.img will get modified
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self.setup_template()
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self._do_test()
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class TC_30_Gui_daemon(qubes.tests.SystemTestCase):
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def setUp(self):
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super(TC_30_Gui_daemon, self).setUp()
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self.init_default_template()
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@unittest.skipUnless(
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spawn.find_executable('xdotool'),
|
|
"xdotool not installed")
|
|
def test_000_clipboard(self):
|
|
testvm1 = self.app.add_new_vm(qubes.vm.appvm.AppVM,
|
|
name=self.make_vm_name('vm1'), label='red')
|
|
self.loop.run_until_complete(testvm1.create_on_disk())
|
|
testvm2 = self.app.add_new_vm(qubes.vm.appvm.AppVM,
|
|
name=self.make_vm_name('vm2'), label='red')
|
|
self.loop.run_until_complete(testvm2.create_on_disk())
|
|
self.app.save()
|
|
|
|
self.loop.run_until_complete(asyncio.wait([
|
|
testvm1.start(),
|
|
testvm2.start()]))
|
|
self.loop.run_until_complete(asyncio.wait([
|
|
self.wait_for_session(testvm1),
|
|
self.wait_for_session(testvm2)]))
|
|
window_title = 'user@{}'.format(testvm1.name)
|
|
self.loop.run_until_complete(testvm1.run(
|
|
'zenity --text-info --editable --title={}'.format(window_title)))
|
|
|
|
self.wait_for_window(window_title)
|
|
time.sleep(0.5)
|
|
test_string = "test{}".format(testvm1.xid)
|
|
|
|
# Type and copy some text
|
|
subprocess.check_call(['xdotool', 'search', '--name', window_title,
|
|
'windowactivate', '--sync',
|
|
'type', test_string])
|
|
# second xdotool call because type --terminator do not work (SEGV)
|
|
# additionally do not use search here, so window stack will be empty
|
|
# and xdotool will use XTEST instead of generating events manually -
|
|
# this will be much better - at least because events will have
|
|
# correct timestamp (so gui-daemon would not drop the copy request)
|
|
subprocess.check_call(['xdotool',
|
|
'key', 'ctrl+a', 'ctrl+c', 'ctrl+shift+c',
|
|
'Escape'])
|
|
|
|
clipboard_content = \
|
|
open('/var/run/qubes/qubes-clipboard.bin', 'r').read().strip()
|
|
self.assertEqual(clipboard_content, test_string,
|
|
"Clipboard copy operation failed - content")
|
|
clipboard_source = \
|
|
open('/var/run/qubes/qubes-clipboard.bin.source',
|
|
'r').read().strip()
|
|
self.assertEqual(clipboard_source, testvm1.name,
|
|
"Clipboard copy operation failed - owner")
|
|
|
|
# Then paste it to the other window
|
|
window_title = 'user@{}'.format(testvm2.name)
|
|
p = self.loop.run_until_complete(testvm2.run(
|
|
'zenity --entry --title={} > /tmp/test.txt'.format(window_title)))
|
|
self.wait_for_window(window_title)
|
|
|
|
subprocess.check_call(['xdotool', 'key', '--delay', '100',
|
|
'ctrl+shift+v', 'ctrl+v', 'Return'])
|
|
self.loop.run_until_complete(p.wait())
|
|
|
|
# And compare the result
|
|
(test_output, _) = self.loop.run_until_complete(
|
|
testvm2.run_for_stdio('cat /tmp/test.txt'))
|
|
self.assertEqual(test_string, test_output.strip().decode('ascii'))
|
|
|
|
clipboard_content = \
|
|
open('/var/run/qubes/qubes-clipboard.bin', 'r').read().strip()
|
|
self.assertEqual(clipboard_content, "",
|
|
"Clipboard not wiped after paste - content")
|
|
clipboard_source = \
|
|
open('/var/run/qubes/qubes-clipboard.bin.source', 'r').\
|
|
read().strip()
|
|
self.assertEqual(clipboard_source, "",
|
|
"Clipboard not wiped after paste - owner")
|
|
|
|
class TC_05_StandaloneVM(qubes.tests.SystemTestCase):
|
|
def setUp(self):
|
|
super(TC_05_StandaloneVM, self).setUp()
|
|
self.init_default_template()
|
|
|
|
def test_000_create_start(self):
|
|
self.testvm1 = self.app.add_new_vm(qubes.vm.standalonevm.StandaloneVM,
|
|
name=self.make_vm_name('vm1'), label='red')
|
|
self.testvm1.features.update(self.app.default_template.features)
|
|
self.loop.run_until_complete(
|
|
self.testvm1.clone_disk_files(self.app.default_template))
|
|
self.app.save()
|
|
self.loop.run_until_complete(self.testvm1.start())
|
|
self.assertEqual(self.testvm1.get_power_state(), "Running")
|
|
|
|
# current qubes-core-agent do not call resize2fs on VM startup, also #3173
|
|
@unittest.expectedFailure
|
|
def test_100_resize_root_img(self):
|
|
self.testvm1 = self.app.add_new_vm(qubes.vm.standalonevm.StandaloneVM,
|
|
name=self.make_vm_name('vm1'), label='red')
|
|
self.testvm1.features.update(self.app.default_template.features)
|
|
self.loop.run_until_complete(
|
|
self.testvm1.clone_disk_files(self.app.default_template))
|
|
self.app.save()
|
|
try:
|
|
self.loop.run_until_complete(
|
|
self.testvm1.storage.resize(self.testvm1.volumes['root'],
|
|
20 * 1024 ** 3))
|
|
except (subprocess.CalledProcessError,
|
|
qubes.storage.StoragePoolException) as e:
|
|
# exception object would leak VM reference
|
|
self.fail(str(e))
|
|
self.assertEqual(self.testvm1.volumes['root'].size, 20 * 1024 ** 3)
|
|
self.loop.run_until_complete(self.testvm1.start())
|
|
# new_size in 1k-blocks
|
|
(new_size, _) = self.loop.run_until_complete(
|
|
self.testvm1.run_for_stdio('df --output=size /|tail -n 1'))
|
|
# some safety margin for FS metadata
|
|
self.assertGreater(int(new_size.strip()), 19 * 1024 ** 2)
|
|
|
|
# See issue #3173
|
|
@unittest.expectedFailure
|
|
def test_101_resize_root_img_online(self):
|
|
self.testvm1 = self.app.add_new_vm(qubes.vm.standalonevm.StandaloneVM,
|
|
name=self.make_vm_name('vm1'), label='red')
|
|
self.testvm1.features['qrexec'] = True
|
|
self.loop.run_until_complete(
|
|
self.testvm1.clone_disk_files(self.app.default_template))
|
|
self.testvm1.features.update(self.app.default_template.features)
|
|
self.app.save()
|
|
self.loop.run_until_complete(self.testvm1.start())
|
|
try:
|
|
self.loop.run_until_complete(
|
|
self.testvm1.storage.resize(self.testvm1.volumes['root'],
|
|
20 * 1024 ** 3))
|
|
except (subprocess.CalledProcessError,
|
|
qubes.storage.StoragePoolException) as e:
|
|
# exception object would leak VM reference
|
|
self.fail(str(e))
|
|
self.assertEqual(self.testvm1.volumes['root'].size, 20 * 1024 ** 3)
|
|
# new_size in 1k-blocks
|
|
(new_size, _) = self.loop.run_until_complete(
|
|
self.testvm1.run_for_stdio('df --output=size /|tail -n 1'))
|
|
# some safety margin for FS metadata
|
|
self.assertGreater(int(new_size.strip()), 19 * 1024 ** 2)
|
|
|
|
|
|
# vim: ts=4 sw=4 et
|