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#!/usr/bin/python3
#
# Copyright (c) 2013 Canonical, Ltd. (All rights reserved)
# Copyright (c) 2021 Christian Boltz
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of version 2 of the GNU General Public
# License published by the Free Software Foundation.
#
# 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, contact Canonical Ltd.
#
from testlib import write_file
def get_rule(quantifier, perms, session, name, path, interface, member, peer):
result = ' '
for part in (quantifier, 'dbus', perms, session, name, path, interface, member, peer):
if part:
result += ' ' + part
result += ',\n'
return result
def gen_file(test, xres, quantifier, perms, session, name, path, interface, member, peer):
global count
content = ''
content += '#\n'
content += '#=DESCRIPTION {}\n'.format(test)
content += '#=EXRESULT {}\n'.format(xres)
content += '#\n'
content += '/usr/bin/foo {\n'
content += get_rule(quantifier, perms, session, name, path, interface, member, peer)
content += '}\n'
write_file('simple_tests/generated_dbus', '{}-{}.sd'.format(test, count), content)
count += 1
def gen_files(test, xres, quantifiers, perms, sessions, names, paths, interfaces, members, peers):
for quantifier in quantifiers:
for perm in perms:
for session in sessions:
for name in names:
for path in paths:
for interface in interfaces:
for member in members:
for peer in peers:
gen_file(test, xres, quantifier, perm, session, name, path, interface, member, peer)
count = 0
quantifier = ('', 'deny', 'audit')
session = ('', 'bus=session', 'bus=system', 'bus=accessibility')
path = ['', 'path=/foo/bar', 'path="/foo/bar"']
interface = ['', 'interface=com.baz', 'interface="com.baz"']
member = ['', 'member=bar', 'member="bar"']
name = ['', 'name=com.foo', 'name="com.foo"']
peer = [
'peer=()',
'peer=(name=com.foo)',
'peer=(name="com.foo")',
'peer=(label=/usr/bin/app)',
'peer=(label="/usr/bin/app")',
'peer=(name=com.foo label=/usr/bin/app)',
'peer=(name="com.foo" label="/usr/bin/app")',
]
# msg_perms are the permissions that are related to sending and receiving
# messages.
msg_perms = [
'',
'r',
'w',
'rw',
'read',
'receive',
'write',
'send',
'(r)',
'(w)',
'(rw)',
'(read)',
'(receive)',
'(write)',
'(send)',
'(write, read)',
'(send receive)',
'(send read)',
'(receive write)',
]
empty_tup = ('',)
gen_files('message-rules', 'PASS', quantifier, msg_perms, session,
empty_tup, path, interface, member, peer)
gen_files('service-rules', 'PASS', quantifier, ['bind'], session,
name, empty_tup, empty_tup, empty_tup, empty_tup)
gen_files('eavesdrop-rules', 'PASS', quantifier, ['eavesdrop'], session,
empty_tup, empty_tup, empty_tup, empty_tup, empty_tup)
gen_file('sloppy-formatting', 'PASS', '', '(send , receive )', 'bus=session',
'', 'path ="/foo/bar"', 'interface = com.foo', ' member=bar',
'peer =( label= /usr/bin/app name ="com.foo")')
gen_file('sloppy-formatting', 'PASS', '', 'bind', 'bus =session',
'name= com.foo', '', '', '', '')
gen_file('sloppy-formatting', 'PASS', '', 'eavesdrop', 'bus = system',
'', '', '', '', '')
# Don't use the empty element from each array since all empty conditionals would PASS but we want all FAILs
msg_perms.remove('')
name.remove('')
path.remove('')
interface.remove('')
member.remove('')
peer.remove('peer=()')
gen_files('message-incompat', 'FAIL', quantifier, msg_perms, session, name, empty_tup, empty_tup, empty_tup, empty_tup)
gen_files('service-incompat', 'FAIL', quantifier, ('bind',), session, name, path, empty_tup, empty_tup, empty_tup)
gen_files('service-incompat', 'FAIL', quantifier, ('bind',), session, name, empty_tup, interface, empty_tup, empty_tup)
gen_files('service-incompat', 'FAIL', quantifier, ('bind',), session, name, empty_tup, empty_tup, member, empty_tup)
gen_files('service-incompat', 'FAIL', quantifier, ('bind',), session, name, empty_tup, empty_tup, empty_tup, peer)
gen_files('eavesdrop-incompat', 'FAIL', quantifier, ('eavesdrop',), session, name, path, interface, member, peer)
gen_files('pairing-unsupported', 'FAIL', quantifier, ('send', 'bind'),
session, ('name=sn', 'label=sl'), empty_tup, empty_tup, empty_tup,
('peer=(name=pn)', 'peer=(label=pl)'))
# missing bus= prefix
gen_file('bad-formatting', 'FAIL', '', 'send', 'session', '', '', '', '', '')
# incorrectly formatted permissions
gen_files('bad-perms', 'FAIL', empty_tup, ('send receive', '(send', 'send)'),
('bus=session',), empty_tup, empty_tup, empty_tup, empty_tup, empty_tup)
# invalid permissions
gen_files('bad-perms', 'FAIL', empty_tup,
('a', 'x', 'Ux', 'ix', 'm', 'k', 'l', '(a)', '(x)'), empty_tup, empty_tup,
empty_tup, empty_tup, empty_tup, empty_tup)
gen_file('duplicated-conditionals', 'FAIL', '', 'bus=1 bus=2', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'name=1 name=2', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'path=1 path=2', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'interface=1 interface=2', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'member=1 member=2', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'peer=(name=1) peer=(name=2)', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'peer=(label=1) peer=(label=2)', '', '', '', '', '', '')
gen_file('duplicated-conditionals', 'FAIL', '', 'peer=(name=1) peer=(label=2)', '', '', '', '', '', '')
print('Generated {} dbus tests'.format(count))
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