core-admin-client/qubesadmin/tests/app.py

# -*- encoding: utf-8 -*-
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2017 Marek Marczykowski-Górecki
#                               <marmarek@invisiblethingslab.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License along
# with this program; if not, see <http://www.gnu.org/licenses/>.
import os
import shutil
import socket
import subprocess
import unittest

import multiprocessing

import unittest.mock as mock
from unittest.mock import call

import tempfile

import qubesadmin.exc
import qubesadmin.tests


class TC_00_VMCollection(qubesadmin.tests.QubesTestCase):
    def test_000_list(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        self.assertEqual(
            list(self.app.domains.keys()),
            ['test-vm'])
        self.assertAllCalled()

    def test_001_getitem(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        try:
            vm = self.app.domains['test-vm']
            self.assertEqual(vm.name, 'test-vm')
        except KeyError:
            self.fail('VM not found in collection')
        self.assertAllCalled()

        with self.assertRaises(KeyError):
            vm = self.app.domains['test-non-existent']
        self.assertAllCalled()

    def test_002_in(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        self.assertIn('test-vm', self.app.domains)
        self.assertAllCalled()

        self.assertNotIn('test-non-existent', self.app.domains)
        self.assertAllCalled()

    def test_003_iter(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        self.assertEqual([vm.name for vm in self.app.domains], ['test-vm'])
        self.assertAllCalled()

    def test_004_delitem(self):
        self.app.expected_calls[('test-vm', 'admin.vm.Remove', None, None)] = \
            b'0\x00'
        del self.app.domains['test-vm']
        self.assertAllCalled()

    def test_005_keys(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n' \
            b'test-vm2 class=AppVM state=Running\n'
        self.assertEqual(set(self.app.domains.keys()),
            set(['test-vm', 'test-vm2']))
        self.assertAllCalled()

    def test_006_values(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n' \
            b'test-vm2 class=AppVM state=Running\n'
        values = self.app.domains.values()
        for obj in values:
            self.assertIsInstance(obj, qubesadmin.vm.QubesVM)
        self.assertEqual(set([vm.name for vm in values]),
            set(['test-vm', 'test-vm2']))
        self.assertAllCalled()

    def test_007_getitem_blind_mode(self):
        self.app.blind_mode = True
        try:
            vm = self.app.domains['test-vm']
            self.assertEqual(vm.name, 'test-vm')
        except KeyError:
            self.fail('VM not found in collection')
        self.assertAllCalled()

        with self.assertNotRaises(KeyError):
            vm = self.app.domains['test-non-existent']
        self.assertAllCalled()

    def test_008_in_blind_mode(self):
        self.app.blind_mode = True
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        self.assertIn('test-vm', self.app.domains)
        self.assertAllCalled()

        self.assertNotIn('test-non-existent', self.app.domains)
        self.assertAllCalled()

    def test_009_getitem_cache_class(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        try:
            vm = self.app.domains['test-vm']
            self.assertEqual(vm.name, 'test-vm')
            self.assertEqual(vm.klass, 'AppVM')
        except KeyError:
            self.fail('VM not found in collection')
        self.assertAllCalled()

    def test_010_getitem_cache_power_state(self):
        self.app.cache_enabled = True
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        try:
            vm = self.app.domains['test-vm']
            self.assertEqual(vm.name, 'test-vm')
            self.assertEqual(vm.klass, 'AppVM')
            self.assertEqual(vm.get_power_state(), 'Running')
        except KeyError:
            self.fail('VM not found in collection')
        self.assertAllCalled()

    def test_011_getitem_non_cache_power_state(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        self.app.expected_calls[('test-vm', 'admin.vm.CurrentState', None, None)] = \
            b'0\x00power_state=Running mem=1024'
        try:
            vm = self.app.domains['test-vm']
            self.assertEqual(vm.name, 'test-vm')
            self.assertEqual(vm.klass, 'AppVM')
            self.assertEqual(vm.get_power_state(), 'Running')
        except KeyError:
            self.fail('VM not found in collection')
        self.assertAllCalled()

    def test_012_getitem_cached_object(self):
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=AppVM state=Running\n'
        try:
            vm1 = self.app.domains['test-vm']
            vm2 = self.app.domains['test-vm']
            self.assertIs(vm1, vm2)
        except KeyError:
            self.fail('VM not found in collection')
        self.app.domains.clear_cache()
        # even after clearing the cache, the same instance should be returned
        # if the class haven't changed
        vm3 = self.app.domains['test-vm']
        self.assertIs(vm1, vm3)

        # change the class and expected different object
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00test-vm class=StandaloneVM state=Running\n'
        self.app.domains.clear_cache()
        vm4 = self.app.domains['test-vm']
        self.assertIsNot(vm1, vm4)
        self.assertAllCalled()



class TC_10_QubesBase(qubesadmin.tests.QubesTestCase):
    def setUp(self):
        super(TC_10_QubesBase, self).setUp()
        self.check_output_patch = mock.patch(
            'subprocess.check_output')
        self.check_output_mock = self.check_output_patch.start()

    def tearDown(self):
        self.check_output_patch.stop()
        super(TC_10_QubesBase, self).tearDown()

    def test_010_new_simple(self):
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM', None,
                b'name=new-vm label=red')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-vm class=AppVM state=Running\n'
        vm = self.app.add_new_vm('AppVM', 'new-vm', 'red')
        self.assertEqual(vm.name, 'new-vm')
        self.assertEqual(vm.klass, 'AppVM')
        self.assertAllCalled()

    def test_011_new_template(self):
        self.app.expected_calls[('dom0', 'admin.vm.Create.TemplateVM', None,
                b'name=new-template label=red')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-template class=TemplateVM state=Running\n'
        vm = self.app.add_new_vm('TemplateVM', 'new-template', 'red')
        self.assertEqual(vm.name, 'new-template')
        self.assertEqual(vm.klass, 'TemplateVM')
        self.assertAllCalled()

    def test_012_new_template_based(self):
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'some-template', b'name=new-vm label=red')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-vm class=AppVM state=Running\n'
        vm = self.app.add_new_vm('AppVM', 'new-vm', 'red', 'some-template')
        self.assertEqual(vm.name, 'new-vm')
        self.assertEqual(vm.klass, 'AppVM')
        self.assertAllCalled()

    def test_013_new_objects_params(self):
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'some-template', b'name=new-vm label=red')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.label.List', None, None)] = \
            b'0\x00red\nblue\n'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-vm class=AppVM state=Running\n' \
            b'some-template class=TemplateVM state=Running\n'
        vm = self.app.add_new_vm(self.app.get_vm_class('AppVM'), 'new-vm',
            self.app.get_label('red'), self.app.domains['some-template'])
        self.assertEqual(vm.name, 'new-vm')
        self.assertEqual(vm.klass, 'AppVM')
        self.assertAllCalled()

    def test_014_new_pool(self):
        self.app.expected_calls[('dom0', 'admin.vm.CreateInPool.AppVM', None,
                b'name=new-vm label=red pool=some-pool')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-vm class=AppVM state=Running\n'
        vm = self.app.add_new_vm('AppVM', 'new-vm', 'red', pool='some-pool')
        self.assertEqual(vm.name, 'new-vm')
        self.assertEqual(vm.klass, 'AppVM')
        self.assertAllCalled()

    def test_015_new_pools(self):
        self.app.expected_calls[('dom0', 'admin.vm.CreateInPool.AppVM', None,
                b'name=new-vm label=red pool:private=some-pool '
                b'pool:volatile=other-pool')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-vm class=AppVM state=Running\n'
        vm = self.app.add_new_vm('AppVM', 'new-vm', 'red',
            pools={'private': 'some-pool', 'volatile': 'other-pool'})
        self.assertEqual(vm.name, 'new-vm')
        self.assertEqual(vm.klass, 'AppVM')
        self.assertAllCalled()

    def test_016_new_template_based_default(self):
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            None, b'name=new-vm label=red')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-vm class=AppVM state=Running\n'
        vm = self.app.add_new_vm('AppVM', 'new-vm', 'red',
            template=qubesadmin.DEFAULT)
        self.assertEqual(vm.name, 'new-vm')
        self.assertEqual(vm.klass, 'AppVM')
        self.assertAllCalled()

    def test_020_get_label(self):
        self.app.expected_calls[('dom0', 'admin.label.List', None, None)] = \
            b'0\x00red\nblue\n'
        label = self.app.get_label('red')
        self.assertEqual(label.name, 'red')
        self.assertAllCalled()

    def clone_setup_common_calls(self, src, dst):
        # have each property type with default=no, each special-cased,
        # and some with default=yes
        properties = {
            'label': 'default=False type=label red',
            'template': 'default=False type=vm test-template',
            'memory': 'default=False type=int 400',
            'kernel': 'default=False type=str 4.9.31',
            'netvm': 'default=False type=vm test-net',
            'virt_mode': 'default=False type=str hvm',
            'default_user': 'default=True type=str user',
        }
        self.app.expected_calls[
            (src, 'admin.vm.property.List', None, None)] = \
            b'0\0qid\nname\n' + \
            b'\n'.join(prop.encode() for prop in properties.keys()) + \
            b'\n'
        for prop, value in properties.items():
            self.app.expected_calls[
                (src, 'admin.vm.property.Get', prop, None)] = \
                b'0\0' + value.encode()
            # special cases handled by admin.vm.Create call
            if prop in ('label', 'template'):
                continue
            # default properties should not be set
            if 'default=True' in value:
                continue
            self.app.expected_calls[
                (dst, 'admin.vm.property.Set', prop,
                value.split()[-1].encode())] = b'0\0'

        # tags
        self.app.expected_calls[
            (src, 'admin.vm.tag.List', None, None)] = \
            b'0\0tag1\ntag2\n'
        self.app.expected_calls[
            (dst, 'admin.vm.tag.Set', 'tag1', None)] = b'0\0'
        self.app.expected_calls[
            (dst, 'admin.vm.tag.Set', 'tag2', None)] = b'0\0'

        # features
        self.app.expected_calls[
            (src, 'admin.vm.feature.List', None, None)] = \
            b'0\0feat1\nfeat2\n'
        self.app.expected_calls[
            (src, 'admin.vm.feature.Get', 'feat1', None)] = \
            b'0\0feat1-value with spaces'
        self.app.expected_calls[
            (src, 'admin.vm.feature.Get', 'feat2', None)] = \
            b'0\x001'
        self.app.expected_calls[
            (dst, 'admin.vm.feature.Set', 'feat1',
            b'feat1-value with spaces')] = b'0\0'
        self.app.expected_calls[
            (dst, 'admin.vm.feature.Set', 'feat2', b'1')] = b'0\0'

        # firewall
        rules = (
            b'action=drop dst4=192.168.0.0/24\n'
            b'action=accept\n'
        )
        self.app.expected_calls[
            (src, 'admin.vm.firewall.Get', None, None)] = \
            b'0\x00' + rules
        self.app.expected_calls[
            (dst, 'admin.vm.firewall.Set', None, rules)] = \
            b'0\x00'

        # storage
        for vm in (src, dst):
            self.app.expected_calls[
                (vm, 'admin.vm.volume.Info', 'root', None)] = \
                b'0\x00pool=lvm\n' \
                b'vid=vm-' + vm.encode() + b'/root\n' \
                b'size=10737418240\n' \
                b'usage=2147483648\n' \
                b'rw=False\n' \
                b'internal=True\n' \
                b'source=vm-test-template/root\n' \
                b'save_on_stop=False\n' \
                b'snap_on_start=True\n'
            self.app.expected_calls[
                (vm, 'admin.vm.volume.Info', 'private', None)] = \
                b'0\x00pool=lvm\n' \
                b'vid=vm-' + vm.encode() + b'/private\n' \
                b'size=2147483648\n' \
                b'usage=214748364\n' \
                b'rw=True\n' \
                b'internal=True\n' \
                b'save_on_stop=True\n' \
                b'snap_on_start=False\n'
            self.app.expected_calls[
                (vm, 'admin.vm.volume.Info', 'volatile', None)] = \
                b'0\x00pool=lvm\n' \
                b'vid=vm-' + vm.encode() + b'/volatile\n' \
                b'size=10737418240\n' \
                b'usage=0\n' \
                b'rw=True\n' \
                b'internal=True\n' \
                b'source=None\n' \
                b'save_on_stop=False\n' \
                b'snap_on_start=False\n'
            self.app.expected_calls[
                (vm, 'admin.vm.volume.Info', 'kernel', None)] = \
                b'0\x00pool=linux-kernel\n' \
                b'vid=\n' \
                b'size=0\n' \
                b'usage=0\n' \
                b'rw=False\n' \
                b'internal=True\n' \
                b'source=None\n' \
                b'save_on_stop=False\n' \
                b'snap_on_start=False\n'
            self.app.expected_calls[
                (vm, 'admin.vm.volume.List', None, None)] = \
                b'0\x00root\nprivate\nvolatile\nkernel\n'
        self.app.expected_calls[
            (src, 'admin.vm.volume.CloneFrom', 'private', None)] = \
            b'0\x00token-private'
        self.app.expected_calls[
            (dst, 'admin.vm.volume.CloneTo', 'private', b'token-private')] = \
            b'0\x00'
        self.app.expected_calls[
            ('dom0', 'admin.property.Get', 'default_pool_private', None)] = \
            b'0\0default=True type=str lvm'

    def test_030_clone(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        new_vm = self.app.clone_vm('test-vm', 'new-name')
        self.assertEqual(new_vm.name, 'new-name')
        self.check_output_mock.assert_called_once_with(
            ['qvm-appmenus', '--init', '--update',
                '--source', 'test-vm', 'new-name'],
            stderr=subprocess.STDOUT
        )
        self.assertAllCalled()

    def test_031_clone_object(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm(self.app.domains['test-vm'], 'new-name')
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_032_clone_pool(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        for volume in ('root', 'private', 'volatile', 'kernel'):
            del self.app.expected_calls[
                'test-vm', 'admin.vm.volume.Info', volume, None]
        del self.app.expected_calls[
            'dom0', 'admin.property.Get', 'default_pool_private', None]
        self.app.expected_calls[('dom0', 'admin.vm.CreateInPool.AppVM',
            'test-template',
            b'name=new-name label=red pool=some-pool')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name', pool='some-pool')
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_033_clone_pools(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        for volume in ('root', 'private', 'volatile', 'kernel'):
            del self.app.expected_calls[
                'test-vm', 'admin.vm.volume.Info', volume, None]
        del self.app.expected_calls[
            'dom0', 'admin.property.Get', 'default_pool_private', None]
        self.app.expected_calls[('dom0', 'admin.vm.CreateInPool.AppVM',
            'test-template',
            b'name=new-name label=red pool:private=some-pool '
            b'pool:volatile=other-pool')] = b'0\x00'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name',
            pools={'private': 'some-pool', 'volatile': 'other-pool'})
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_034_clone_class_change(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=StandaloneVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.StandaloneVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.volume.Info', 'root', None)] = \
            b'0\x00pool=lvm\n' \
            b'vid=vm-new-name/root\n' \
            b'size=10737418240\n' \
            b'usage=2147483648\n' \
            b'rw=True\n' \
            b'internal=True\n' \
            b'source=None\n' \
            b'save_on_stop=True\n' \
            b'snap_on_start=False\n'
        self.app.expected_calls[
            ('test-vm', 'admin.vm.volume.CloneFrom', 'root', None)] = \
            b'0\x00token-root'
        self.app.expected_calls[
            ('new-name', 'admin.vm.volume.CloneTo', 'root', b'token-root')] = \
            b'0\x00'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name',
            new_cls='StandaloneVM')
        self.assertEqual(new_vm.name, 'new-name')
        self.assertEqual(new_vm.klass, 'StandaloneVM')
        self.assertAllCalled()

    def test_035_clone_fail(self):
        self.app.expected_calls[
            ('test-vm', 'admin.vm.property.List', None, None)] = \
            b'0\0qid\nname\ntemplate\nlabel\nmemory\n'
        # simplify it a little, shouldn't get this far anyway
        self.app.expected_calls[
            ('test-vm', 'admin.vm.volume.List', None, None)] = \
            b'0\x00'
        self.app.expected_calls[
            ('test-vm', 'admin.vm.property.Get', 'label', None)] = \
            b'0\0default=False type=label red'
        self.app.expected_calls[
            ('test-vm', 'admin.vm.property.Get', 'template', None)] = \
            b'0\0default=False type=vm test-template'
        self.app.expected_calls[
            ('test-vm', 'admin.vm.property.Get', 'memory', None)] = \
            b'0\0default=False type=int 400'
        self.app.expected_calls[
            ('new-name', 'admin.vm.property.Set', 'memory', b'400')] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[('new-name', 'admin.vm.Remove', None, None)] = \
            b'0\x00'
        with self.assertRaises(qubesadmin.exc.QubesException):
            self.app.clone_vm('test-vm', 'new-name')
        self.assertAllCalled()

    def test_036_clone_ignore_errors_prop(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.property.Set', 'memory', b'400')] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name', ignore_errors=True)
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_037_clone_ignore_errors_feature(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.feature.Set', 'feat2', b'1')] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name', ignore_errors=True)
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_038_clone_ignore_errors_tag(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.tag.Set', 'tag1', None)] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name', ignore_errors=True)
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_039_clone_ignore_errors_firewall(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.firewall.Set', None,
            b'action=drop dst4=192.168.0.0/24\naction=accept\n')] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name', ignore_errors=True)
        self.assertEqual(new_vm.name, 'new-name')
        self.assertAllCalled()

    def test_040_clone_ignore_errors_storage(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.volume.CloneTo', 'private',
            b'token-private')] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[('new-name', 'admin.vm.Remove', None, None)] = \
            b'0\x00'
        del self.app.expected_calls[
            ('new-name', 'admin.vm.volume.Info', 'root', None)]
        del self.app.expected_calls[
            ('new-name', 'admin.vm.volume.Info', 'volatile', None)]
        with self.assertRaises(qubesadmin.exc.QubesException):
            self.app.clone_vm('test-vm', 'new-name', ignore_errors=True)
        self.assertAllCalled()

    def test_041_clone_fail_storage(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'
        self.app.expected_calls[
            ('new-name', 'admin.vm.volume.CloneTo', 'private',
            b'token-private')] = \
            b'2\0QubesException\0\0something happened\0'
        self.app.expected_calls[('new-name', 'admin.vm.Remove', None, None)] = \
            b'0\x00'
        del self.app.expected_calls[
            ('new-name', 'admin.vm.volume.Info', 'root', None)]
        del self.app.expected_calls[
            ('new-name', 'admin.vm.volume.Info', 'volatile', None)]
        with self.assertRaises(qubesadmin.exc.QubesException):
            self.app.clone_vm('test-vm', 'new-name')
        self.assertAllCalled()

    def test_042_clone_nondefault_pool(self):
        self.clone_setup_common_calls('test-vm', 'new-name')
        self.app.expected_calls[
            ('test-vm', 'admin.vm.volume.Info', 'private', None)] = \
            b'0\x00pool=another\n' \
            b'vid=vm-test-vm/private\n' \
            b'size=2147483648\n' \
            b'usage=214748364\n' \
            b'rw=True\n' \
            b'internal=True\n' \
            b'save_on_stop=True\n' \
            b'snap_on_start=False\n'
        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'
        self.app.expected_calls[('dom0', 'admin.vm.CreateInPool.AppVM',
            'test-template', b'name=new-name label=red pool:private=another')]\
            = b'0\x00'
        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = b'0\0'
        new_vm = self.app.clone_vm('test-vm', 'new-name')
        self.assertEqual(new_vm.name, 'new-name')
        self.check_output_mock.assert_called_once_with(
            ['qvm-appmenus', '--init', '--update',
                '--source', 'test-vm', 'new-name'],
            stderr=subprocess.STDOUT
        )
        self.assertAllCalled()

    def test_043_clone_devices(self):
        self.clone_setup_common_calls('test-vm', 'new-name')

        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-vm2 class=AppVM state=Halted\n' \
            b'test-vm3 class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'

        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'

        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = \
            b'0\0pci\n'

        self.app.expected_calls[
            ('test-vm', 'admin.vm.device.pci.List', None, None)] = \
            b'0\0test-vm2+dev1 ro=True\n' \
            b'test-vm3+dev2 persistent=True\n'

        self.app.expected_calls[
            ('new-name', 'admin.vm.device.pci.Attach', 'test-vm3+dev2',
             b'persistent=True')] = b'0\0'

        new_vm = self.app.clone_vm('test-vm', 'new-name')
        self.assertEqual(new_vm.name, 'new-name')
        self.check_output_mock.assert_called_once_with(
            ['qvm-appmenus', '--init', '--update',
                '--source', 'test-vm', 'new-name'],
            stderr=subprocess.STDOUT
        )
        self.assertAllCalled()

    def test_044_clone_devices_fail(self):
        self.clone_setup_common_calls('test-vm', 'new-name')

        self.app.expected_calls[('dom0', 'admin.vm.List', None, None)] = \
            b'0\x00new-name class=AppVM state=Halted\n' \
            b'test-vm class=AppVM state=Halted\n' \
            b'test-vm2 class=AppVM state=Halted\n' \
            b'test-vm3 class=AppVM state=Halted\n' \
            b'test-template class=TemplateVM state=Halted\n' \
            b'test-net class=AppVM state=Halted\n'

        self.app.expected_calls[('dom0', 'admin.vm.Create.AppVM',
            'test-template', b'name=new-name label=red')] = b'0\x00'

        self.app.expected_calls[
            ('dom0', 'admin.deviceclass.List', None, None)] = \
            b'0\0pci\n'

        self.app.expected_calls[
            ('test-vm', 'admin.vm.device.pci.List', None, None)] = \
            b'0\0test-vm2+dev1 ro=True\n' \
            b'test-vm3+dev2 persistent=True\n'

        self.app.expected_calls[
            ('new-name', 'admin.vm.device.pci.Attach', 'test-vm3+dev2',
             b'persistent=True')] = \
            b'2\0QubesException\0\0something happened\0'

        self.app.expected_calls[
            ('new-name', 'admin.vm.Remove', None, None)] = b'0\0'

        with self.assertRaises(qubesadmin.exc.QubesException):
            new_vm = self.app.clone_vm('test-vm', 'new-name')

        self.assertAllCalled()


class TC_20_QubesLocal(unittest.TestCase):
    def setUp(self):
        super(TC_20_QubesLocal, self).setUp()
        self.socket_dir = tempfile.mkdtemp()
        self.orig_sock = qubesadmin.config.QUBESD_SOCKET
        qubesadmin.config.QUBESD_SOCKET = os.path.join(self.socket_dir, 'sock')
        self.proc = None
        self.app = qubesadmin.app.QubesLocal()
        self.tmpdir = tempfile.mkdtemp()
        self.addCleanup(shutil.rmtree, self.tmpdir)

    def listen_and_send(self, send_data):
        '''Listen on socket and send data in response.

        :param bytes send_data: data to send
        '''
        self.socket_pipe, child_pipe = multiprocessing.Pipe()
        self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
        self.socket.bind(os.path.join(self.socket_dir, 'sock'))
        self.socket.listen(1)

        def worker(sock, pipe, send_data_):
            conn, addr = sock.accept()
            pipe.send(conn.makefile('rb').read())
            conn.sendall(send_data_)
            conn.close()
        self.proc = multiprocessing.Process(target=worker,
            args=(self.socket, child_pipe, send_data))
        self.proc.start()
        self.socket.close()

    def get_request(self):
        '''Get request sent to "qubesd" mock'''
        return self.socket_pipe.recv()

    def tearDown(self):
        qubesadmin.config.QUBESD_SOCKET = self.orig_sock
        if self.proc is not None:
            try:
                self.proc.terminate()
            except OSError:
                pass
        shutil.rmtree(self.socket_dir)
        super(TC_20_QubesLocal, self).tearDown()

    def test_000_qubesd_call(self):
        self.listen_and_send(b'0\0')
        self.app.qubesd_call('test-vm', 'some.method', 'arg1', b'payload')
        self.assertEqual(self.get_request(),
            b'some.method+arg1 dom0 name test-vm\0payload')

    def test_001_qubesd_call_none_arg(self):
        self.listen_and_send(b'0\0')
        self.app.qubesd_call('test-vm', 'some.method', None, b'payload')
        self.assertEqual(self.get_request(),
            b'some.method+ dom0 name test-vm\0payload')

    def test_002_qubesd_call_none_payload(self):
        self.listen_and_send(b'0\0')
        self.app.qubesd_call('test-vm', 'some.method', None, None)
        self.assertEqual(self.get_request(),
            b'some.method+ dom0 name test-vm\0')

    def test_003_qubesd_call_payload_stream(self):
        payload_input = os.path.join(self.tmpdir, 'payload-input')
        with open(payload_input, 'w+b') as payload_file:
            payload_file.write(b'some payload\n')
            payload_file.seek(0)

            self._call_test_service_with_payload_stream(
                payload_file, expected=b'some payload\n')

    def test_004_qubesd_call_payload_stream_proc(self):
        service_path = os.path.join(self.tmpdir, 'test.service')
        echo = subprocess.Popen(['echo', 'some payload'],
            stdout=subprocess.PIPE)
        self._call_test_service_with_payload_stream(
            echo.stdout, expected=b'some payload\n')

    def test_005_qubesd_call_payload_stream_with_prefix(self):
        payload_input = os.path.join(self.tmpdir, 'payload-input')
        with open(payload_input, 'w+b') as payload_file:
            payload_file.write(b'some payload\n')
            payload_file.seek(0)

            self._call_test_service_with_payload_stream(
                payload_file, payload=b'first line\n',
                expected=b'first line\nsome payload\n')

    def _call_test_service_with_payload_stream(
            self, payload_stream, payload=None, expected=b''):
        service_path = os.path.join(self.tmpdir, 'test.service')
        with open(service_path, 'w') as f:
            f.write('#!/bin/bash\n'
                    'env > {dir}/env\n'
                    'echo "$@" > {dir}/args\n'
                    'cat > {dir}/payload\n'
                    'echo -en \'0\\0return-value\'\n'.format(dir=self.tmpdir))
        os.chmod(service_path, 0o755)

        with mock.patch('qubesadmin.config.QREXEC_SERVICES_DIR',
                        self.tmpdir):
            value = self.app.qubesd_call(
                'test-vm', 'test.service',
                'some-arg', payload=payload, payload_stream=payload_stream)
        self.assertEqual(value, b'return-value')
        self.assertTrue(os.path.exists(self.tmpdir + '/env'))
        with open(self.tmpdir + '/env') as env:
            self.assertIn('QREXEC_REMOTE_DOMAIN=dom0\n', env)
            self.assertIn('QREXEC_REQUESTED_TARGET=test-vm\n', env)
        self.assertTrue(os.path.exists(self.tmpdir + '/args'))
        with open(self.tmpdir + '/args') as args:
            self.assertEqual(args.read(), 'some-arg\n')
        self.assertTrue(os.path.exists(self.tmpdir + '/payload'))
        with open(self.tmpdir + '/payload', 'rb') as payload_f:
            self.assertEqual(payload_f.read(), expected)

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_010_run_service(self):
        self.listen_and_send(b'0\0')
        with mock.patch('subprocess.Popen') as mock_proc:
            p = self.app.run_service('some-vm', 'service.name')
            mock_proc.assert_called_once_with([
                qubesadmin.config.QREXEC_CLIENT,
                '-d', 'some-vm', '-T', 'DEFAULT:QUBESRPC service.name dom0'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE)

        self.assertEqual(self.get_request(),
            b'admin.vm.Start+ dom0 name some-vm\0')

    def test_011_run_service_filter_esc(self):
        self.listen_and_send(b'0\0')
        with mock.patch('subprocess.Popen') as mock_proc:
            p = self.app.run_service('some-vm', 'service.name', filter_esc=True)
            mock_proc.assert_called_once_with([
                qubesadmin.config.QREXEC_CLIENT,
                '-d', 'some-vm', '-t', '-T',
                'DEFAULT:QUBESRPC service.name dom0'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE)

        self.assertEqual(self.get_request(),
            b'admin.vm.Start+ dom0 name some-vm\0')

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_012_run_service_user(self):
        self.listen_and_send(b'0\0')
        with mock.patch('subprocess.Popen') as mock_proc:
            p = self.app.run_service('some-vm', 'service.name', user='user')
            mock_proc.assert_called_once_with([
                qubesadmin.config.QREXEC_CLIENT,
                '-d', 'some-vm', '-T',
                'user:QUBESRPC service.name dom0'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE)

        self.assertEqual(self.get_request(),
            b'admin.vm.Start+ dom0 name some-vm\0')

    def test_013_run_service_default_target(self):
        with self.assertRaises(ValueError):
            self.app.run_service('', 'service.name')


class TC_30_QubesRemote(unittest.TestCase):
    def setUp(self):
        super(TC_30_QubesRemote, self).setUp()
        self.proc_mock = mock.Mock()
        self.proc_mock.configure_mock(**{
            'return_value.returncode': 0
        })
        self.proc_patch = mock.patch('subprocess.Popen', self.proc_mock)
        self.proc_patch.start()
        self.app = qubesadmin.app.QubesRemote()

    def set_proc_stdout(self, send_data):
        self.proc_mock.configure_mock(**{
            'return_value.communicate.return_value': (send_data, None)
        })

    def tearDown(self):
        self.proc_patch.stop()
        super(TC_30_QubesRemote, self).tearDown()

    def test_000_qubesd_call(self):
        self.set_proc_stdout(b'0\0')
        self.app.qubesd_call('test-vm', 'some.method', 'arg1', b'payload')
        self.assertEqual(self.proc_mock.mock_calls, [
            mock.call([qubesadmin.config.QREXEC_CLIENT_VM, 'test-vm',
                'some.method+arg1'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE),
            mock.call().communicate(b'payload')
        ])

    def test_001_qubesd_call_none_arg(self):
        self.set_proc_stdout(b'0\0')
        self.app.qubesd_call('test-vm', 'some.method', None, b'payload')
        self.assertEqual(self.proc_mock.mock_calls, [
            mock.call([qubesadmin.config.QREXEC_CLIENT_VM, 'test-vm',
                'some.method'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE),
            mock.call().communicate(b'payload')
        ])

    def test_002_qubesd_call_none_payload(self):
        self.set_proc_stdout(b'0\0')
        self.app.qubesd_call('test-vm', 'some.method', None, None)
        self.assertEqual(self.proc_mock.mock_calls, [
            mock.call([qubesadmin.config.QREXEC_CLIENT_VM, 'test-vm',
                'some.method'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE),
            mock.call().communicate(None)
        ])

    def test_003_qubesd_call_payload_stream(self):
        self.set_proc_stdout(b'0\0return-value')
        tmpdir = tempfile.mkdtemp()
        self.addCleanup(shutil.rmtree, tmpdir)

        payload_input = os.path.join(tmpdir, 'payload-input')
        with open(payload_input, 'w+b') as payload_file:
            payload_file.write(b'some payload\n')
            payload_file.seek(0)

            value = self.app.qubesd_call('test-vm', 'some.method',
                'some-arg', payload_stream=payload_file)
        self.assertListEqual(self.proc_mock.mock_calls, [
            mock.call(
                [qubesadmin.config.QREXEC_CLIENT_VM, 'test-vm',
                 'some.method+some-arg'],
                stdin=payload_file,
                stdout=subprocess.PIPE,
                stderr=subprocess.PIPE),
            mock.call().communicate()
        ])
        self.assertEqual(value, b'return-value')

    def test_004_qubesd_call_payload_stream_with_prefix(self):
        self.set_proc_stdout(b'0\0return-value')
        tmpdir = tempfile.mkdtemp()
        self.addCleanup(shutil.rmtree, tmpdir)

        payload_input = os.path.join(tmpdir, 'payload-input')
        with open(payload_input, 'w+b') as payload_file:
            payload_file.write(b'some payload\n')
            payload_file.seek(0)

            value = self.app.qubesd_call('test-vm', 'some.method',
                'some-arg', payload=b'first line\n', payload_stream=payload_file)
        self.assertListEqual(self.proc_mock.mock_calls, [
            mock.call([qubesadmin.config.QREXEC_CLIENT_VM, 'test-vm',
                'some.method+some-arg'],
                stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                stderr=subprocess.PIPE),
            mock.call().stdin.write(b'first line\n'),
            mock.call().stdin.write(b'some payload\n'),
            mock.call().communicate()
        ])
        self.assertEqual(value, b'return-value')

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_010_run_service(self):
        self.app.run_service('some-vm', 'service.name')
        self.proc_mock.assert_called_once_with([
            qubesadmin.config.QREXEC_CLIENT_VM,
            '-T', 'some-vm', 'service.name'],
            stdin=subprocess.PIPE, stdout=subprocess.PIPE,
            stderr=subprocess.PIPE)

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_011_run_service_filter_esc(self):
        self.app.run_service('some-vm', 'service.name', filter_esc=True)
        self.proc_mock.assert_called_once_with([
            qubesadmin.config.QREXEC_CLIENT_VM,
            '-t', '-T', 'some-vm', 'service.name'],
            stdin=subprocess.PIPE, stdout=subprocess.PIPE,
            stderr=subprocess.PIPE)

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_012_run_service_user(self):
        with self.assertRaises(ValueError):
            p = self.app.run_service('some-vm', 'service.name', user='user')

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_013_run_service_default_target(self):
        self.app.run_service('', 'service.name')
        self.proc_mock.assert_called_once_with([
            qubesadmin.config.QREXEC_CLIENT_VM,
            '-T', '', 'service.name'],
            stdin=subprocess.PIPE, stdout=subprocess.PIPE,
            stderr=subprocess.PIPE)

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_014_run_service_no_autostart1(self):
        self.set_proc_stdout( b'0\x00power_state=Running')
        self.app.run_service('some-vm', 'service.name', autostart=False)
        self.proc_mock.assert_has_calls([
            call([qubesadmin.config.QREXEC_CLIENT_VM,
                  'some-vm', 'admin.vm.CurrentState'],
                 stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                 stderr=subprocess.PIPE),
            call().communicate(None),
            call([qubesadmin.config.QREXEC_CLIENT_VM,
                  '-T', 'some-vm', 'service.name'],
                 stdin=subprocess.PIPE, stdout=subprocess.PIPE,
                 stderr=subprocess.PIPE),
        ])

    @mock.patch('os.isatty', lambda fd: fd == 2)
    def test_015_run_service_no_autostart2(self):
        self.set_proc_stdout( b'0\x00power_state=Halted')
        with self.assertRaises(qubesadmin.exc.QubesVMNotRunningError):
            self.app.run_service('some-vm', 'service.name', autostart=False)
        self.proc_mock.assert_called_once_with([
            qubesadmin.config.QREXEC_CLIENT_VM,
            'some-vm', 'admin.vm.CurrentState'],
            stdin=subprocess.PIPE, stdout=subprocess.PIPE,
            stderr=subprocess.PIPE)