freeipa/ipatests/test_integration/test_sudo.py

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# Authors:
# Tomas Babej <tbabej@redhat.com>
#
# Copyright (C) 2014 Red Hat
# see file 'COPYING' for use and warranty information
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import pytest
from ipatests.test_integration.base import IntegrationTest
from ipatests.pytest_plugins.integration.tasks import (
clear_sssd_cache, get_host_ip_with_hostmask, modify_sssd_conf)
class TestSudo(IntegrationTest):
"""
Test Sudo
http://www.freeipa.org/page/V4/Sudo_Integration#Test_Plan
"""
num_clients = 1
topology = 'line'
@classmethod
def install(cls, mh):
super(TestSudo, cls).install(mh)
cls.client = cls.clients[0]
cls.clientname = cls.client.run_command(
['hostname', '-s']).stdout_text.strip()
for i in range(1, 3):
# Add 1. and 2. testing user
cls.master.run_command(['ipa', 'user-add',
'testuser%d' % i,
'--first', 'Test',
'--last', 'User%d' % i])
# Add 1. and 2. testing groups
cls.master.run_command(['ipa', 'group-add',
'testgroup%d' % i,
'--desc', '"%d. testing group"' % i])
# Add respective members to each group
cls.master.run_command(['ipa', 'group-add-member',
'testgroup%d' % i,
'--users', 'testuser%d' % i])
# Add hostgroup containing the client
cls.master.run_command(['ipa', 'hostgroup-add',
'testhostgroup',
'--desc', '"Contains client"'])
# Add the client to the host group
cls.master.run_command(['ipa', 'hostgroup-add-member',
'testhostgroup',
'--hosts', cls.client.hostname])
# Create local user and local group he's member of
cls.client.run_command(['groupadd', 'localgroup'])
cls.client.run_command(['useradd',
'-M',
'-G', 'localgroup',
'localuser'])
# Create sudorule 'defaults' for not requiring authentication
cls.master.run_command(['ipa', 'sudorule-add', 'defaults'])
cls.master.run_command(['ipa', 'sudorule-add-option',
'defaults',
'--sudooption', "!authenticate"])
@classmethod
def uninstall(cls, mh):
cls.client.run_command(['groupdel', 'localgroup'], raiseonerr=False)
cls.client.run_command(['userdel', 'localuser'], raiseonerr=False)
super(TestSudo, cls).uninstall(mh)
def list_sudo_commands(self, user, raiseonerr=False, verbose=False):
clear_sssd_cache(self.client)
list_flag = '-ll' if verbose else '-l'
return self.client.run_command(
'su -c "sudo %s -n" %s' % (list_flag, user),
raiseonerr=raiseonerr)
def reset_rule_categories(self, safe_delete=True):
if safe_delete:
# Remove and then add the rule back, since the deletion of some
# entries might cause setting categories to ALL to fail
# and therefore cause false negatives in the tests
self.master.run_command(['ipa', 'sudorule-del', 'testrule'])
self.master.run_command(['ipa', 'sudorule-add', 'testrule'])
self.master.run_command(['ipa', 'sudorule-add-option',
'testrule',
'--sudooption', "!authenticate"])
# Reset testrule to allow everything
result = self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--usercat=all',
'--hostcat=all',
'--cmdcat=all',
'--runasusercat=all',
'--runasgroupcat=all'],
raiseonerr=False)
return result
def test_nisdomainname(self):
result = self.client.run_command('nisdomainname')
assert self.client.domain.name in result.stdout_text
def test_add_sudo_commands(self):
# Group: Readers
self.master.run_command(['ipa', 'sudocmd-add', '/usr/bin/cat'])
self.master.run_command(['ipa', 'sudocmd-add', '/usr/bin/tail'])
# No group
self.master.run_command(['ipa', 'sudocmd-add', '/usr/bin/yum'])
def test_add_sudo_command_groups(self):
self.master.run_command(['ipa', 'sudocmdgroup-add', 'readers',
'--desc', '"Applications that read"'])
self.master.run_command(['ipa', 'sudocmdgroup-add-member', 'readers',
'--sudocmds', '/usr/bin/cat'])
self.master.run_command(['ipa', 'sudocmdgroup-add-member', 'readers',
'--sudocmds', '/usr/bin/tail'])
def test_create_allow_all_rule(self):
# Create rule that allows everything
self.master.run_command(['ipa', 'sudorule-add',
'testrule',
'--usercat=all',
'--hostcat=all',
'--cmdcat=all',
'--runasusercat=all',
'--runasgroupcat=all'])
# Add !authenticate option
self.master.run_command(['ipa', 'sudorule-add-option',
'testrule',
'--sudooption', "!authenticate"])
def test_add_sudo_rule(self):
result1 = self.list_sudo_commands("testuser1")
assert "(ALL : ALL) NOPASSWD: ALL" in result1.stdout_text
result2 = self.list_sudo_commands("testuser2")
assert "(ALL : ALL) NOPASSWD: ALL" in result2.stdout_text
def test_sudo_rule_restricted_to_one_user_setup(self):
# Configure the rule to not apply to anybody
self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--usercat='])
# Add the testuser1 to the rule
self.master.run_command(['ipa', 'sudorule-add-user',
'testrule',
'--users', 'testuser1'])
def test_sudo_rule_restricted_to_one_user(self):
result1 = self.list_sudo_commands("testuser1")
assert "(ALL : ALL) NOPASSWD: ALL" in result1.stdout_text
result2 = self.list_sudo_commands("testuser2", raiseonerr=False)
assert result2.returncode != 0
assert "Sorry, user testuser2 may not run sudo on {}.".format(
self.clientname) in result2.stderr_text
def test_sudo_rule_restricted_to_one_user_without_defaults_rule(self):
# Verify password is requested with the 'defaults' sudorule disabled
self.master.run_command(['ipa', 'sudorule-disable', 'defaults'])
result3 = self.list_sudo_commands("testuser2", raiseonerr=False)
assert result3.returncode != 0
assert "sudo: a password is required" in result3.stderr_text
def test_setting_category_to_all_with_valid_entries_user(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_one_user_teardown(self):
# Remove the testuser1 from the rule
self.master.run_command(['ipa', 'sudorule-remove-user',
'testrule',
'--users', 'testuser1'])
self.master.run_command(['ipa', 'sudorule-enable', 'defaults'])
def test_sudo_rule_restricted_to_one_group_setup(self):
# Add the testgroup2 to the rule
self.master.run_command(['ipa', 'sudorule-add-user',
'testrule',
'--groups', 'testgroup2'])
def test_sudo_rule_restricted_to_one_group(self):
result1 = self.list_sudo_commands("testuser1", raiseonerr=False)
assert result1.returncode != 0
assert "Sorry, user testuser1 may not run sudo on {}.".format(
self.clientname) in result1.stderr_text
result2 = self.list_sudo_commands("testuser2")
assert "(ALL : ALL) NOPASSWD: ALL" in result2.stdout_text
def test_setting_category_to_all_with_valid_entries_user_group(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_one_group_teardown(self):
# Remove the testgroup2 from the rule
self.master.run_command(['ipa', 'sudorule-remove-user',
'testrule',
'--groups', 'testgroup2'])
def test_sudo_rule_restricted_to_one_host_negative_setup(self):
# Reset testrule configuration
self.reset_rule_categories()
# Configure the rule to not apply anywhere
self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--hostcat='])
# Add the master to the rule
self.master.run_command(['ipa', 'sudorule-add-host',
'testrule',
'--hosts', self.master.hostname])
def test_sudo_rule_restricted_to_one_host_negative(self):
result1 = self.list_sudo_commands("testuser1", raiseonerr=False)
assert result1.returncode != 0
assert "Sorry, user testuser1 may not run sudo on {}.".format(
self.clientname) in result1.stderr_text
def test_sudo_rule_restricted_to_one_host_negative_teardown(self):
# Remove the master from the rule
self.master.run_command(['ipa', 'sudorule-remove-host',
'testrule',
'--hosts', self.master.hostname])
def test_sudo_rule_restricted_to_one_host_setup(self):
# Configure the rulle to not apply anywhere
self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--hostcat='], raiseonerr=False)
# Add the master to the rule
self.master.run_command(['ipa', 'sudorule-add-host',
'testrule',
'--hosts', self.client.hostname])
def test_sudo_rule_restricted_to_one_host(self):
result1 = self.list_sudo_commands("testuser1", raiseonerr=False)
assert "(ALL : ALL) NOPASSWD: ALL" in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_host(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_one_host_teardown(self):
# Remove the master from the rule
self.master.run_command(['ipa', 'sudorule-remove-host',
'testrule',
'--hosts', self.client.hostname])
def test_sudo_rule_restricted_to_one_hostgroup_setup(self):
# Add the testhostgroup to the rule
self.master.run_command(['ipa', 'sudorule-add-host',
'testrule',
'--hostgroups', 'testhostgroup'])
def test_sudo_rule_restricted_to_one_hostgroup(self):
result1 = self.list_sudo_commands("testuser1")
assert "(ALL : ALL) NOPASSWD: ALL" in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_host_group(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_one_hostgroup_teardown(self):
# Remove the testhostgroup from the rule
self.master.run_command(['ipa', 'sudorule-remove-host',
'testrule',
'--hostgroups', 'testhostgroup'])
def test_sudo_rule_restricted_to_one_hostmask_setup(self):
# We need to detect the hostmask first
full_ip = get_host_ip_with_hostmask(self.client)
# Make a note for the next test, which needs to be skipped
# if hostmask detection failed
self.__class__.skip_hostmask_based = False
if not full_ip:
self.__class__.skip_hostmask_based = True
raise pytest.skip("Hostmask could not be detected")
self.master.run_command(['ipa', '-n', 'sudorule-add-host',
'testrule',
'--hostmask', full_ip])
# SSSD >= 1.13.3-3 uses native IPA schema instead of compat entries to
# pull in sudoers. Since native schema does not (yet) support
# hostmasks, we need to point ldap_sudo_search_base to the old schema
domain = self.client.domain
modify_sssd_conf(
self.client,
domain.name,
{
'ldap_sudo_search_base': 'ou=sudoers,{}'.format(domain.basedn)
},
provider_subtype='sudo'
)
def test_sudo_rule_restricted_to_one_hostmask(self):
if self.__class__.skip_hostmask_based:
raise pytest.skip("Hostmask could not be detected")
result1 = self.list_sudo_commands("testuser1")
assert "(ALL : ALL) NOPASSWD: ALL" in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_host_mask(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_one_hostmask_teardown(self):
if self.__class__.skip_hostmask_based:
raise pytest.skip("Hostmask could not be detected")
# Detect the hostmask first to delete the hostmask based rule
full_ip = get_host_ip_with_hostmask(self.client)
# Remove the client's hostmask from the rule
self.master.run_command(['ipa', '-n', 'sudorule-remove-host',
'testrule',
'--hostmask', full_ip])
def test_sudo_rule_restricted_to_one_hostmask_negative_setup(self):
# Add the master's hostmask to the rule
ip = self.master.ip
self.master.run_command(['ipa', '-n', 'sudorule-add-host',
'testrule',
'--hostmask', '%s/32' % ip])
def test_sudo_rule_restricted_to_one_hostmask_negative(self):
result1 = self.list_sudo_commands("testuser1")
assert result1.returncode != 0
assert "Sorry, user testuser1 may not run sudo on {}.".format(
self.clientname) in result1.stderr_text
def test_sudo_rule_restricted_to_one_hostmask_negative_teardown(self):
# Remove the master's hostmask from the rule
ip = self.master.ip
self.master.run_command(['ipa', '-n', 'sudorule-remove-host',
'testrule',
'--hostmask', '%s/32' % ip])
# reset ldap_sudo_search_base back to the default value, the old
# schema is not needed for the upcoming tests
domain = self.client.domain
modify_sssd_conf(
self.client,
domain.name,
{
'ldap_sudo_search_base': None
},
provider_subtype='sudo'
)
def test_sudo_rule_restricted_to_one_command_setup(self):
# Reset testrule configuration
self.reset_rule_categories()
# Configure the rule to not allow any command
self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--cmdcat='])
# Add the yum command to the rule
self.master.run_command(['ipa', 'sudorule-add-allow-command',
'testrule',
'--sudocmds', '/usr/bin/yum'])
def test_sudo_rule_restricted_to_one_command(self):
result1 = self.list_sudo_commands("testuser1")
assert "(ALL : ALL) NOPASSWD: /usr/bin/yum" in result1.stdout_text
def test_sudo_rule_restricted_to_command_and_command_group_setup(self):
# Add the readers command group to the rule
self.master.run_command(['ipa', 'sudorule-add-allow-command',
'testrule',
'--sudocmdgroups', 'readers'])
def test_sudo_rule_restricted_to_command_and_command_group(self):
result1 = self.list_sudo_commands("testuser1")
assert "(ALL : ALL) NOPASSWD:" in result1.stdout_text
assert "/usr/bin/yum" in result1.stdout_text
assert "/usr/bin/tail" in result1.stdout_text
assert "/usr/bin/cat" in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_command(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_command_and_command_group_teardown(self):
# Remove the yum command from the rule
self.master.run_command(['ipa', 'sudorule-remove-allow-command',
'testrule',
'--sudocmds', '/usr/bin/yum'])
# Remove the readers command group from the rule
self.master.run_command(['ipa', 'sudorule-remove-allow-command',
'testrule',
'--sudocmdgroups', 'readers'])
def test_sudo_rule_restricted_to_running_as_single_user_setup(self):
# Reset testrule configuration
self.reset_rule_categories()
# Configure the rule to not allow running commands as anybody
self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--runasusercat='])
self.master.run_command(['ipa', 'sudorule-mod',
'testrule',
'--runasgroupcat='])
# Allow running commands as testuser2
self.master.run_command(['ipa', 'sudorule-add-runasuser',
'testrule',
'--users', 'testuser2'])
def test_sudo_rule_restricted_to_running_as_single_user(self):
result1 = self.list_sudo_commands("testuser1", verbose=True)
assert "RunAsUsers: testuser2" in result1.stdout_text
assert "RunAsGroups:" not in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_runasuser(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_running_as_single_user_teardown(self):
# Remove permission to run commands as testuser2
self.master.run_command(['ipa', 'sudorule-remove-runasuser',
'testrule',
'--users', 'testuser2'])
def test_sudo_rule_restricted_to_running_as_single_local_user_setup(self):
# Allow running commands as testuser2
self.master.run_command(['ipa', 'sudorule-add-runasuser',
'testrule',
'--users', 'localuser'])
def test_sudo_rule_restricted_to_running_as_single_local_user(self):
result1 = self.list_sudo_commands("testuser1", verbose=True)
assert "RunAsUsers: localuser" in result1.stdout_text
assert "RunAsGroups:" not in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_runasuser_local(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_running_as_single_user_local_tear(self):
# Remove permission to run commands as testuser2
self.master.run_command(['ipa', 'sudorule-remove-runasuser',
'testrule',
'--users', 'localuser'])
def test_sudo_rule_restricted_to_running_as_users_from_group_setup(self):
# Allow running commands as users from testgroup2
self.master.run_command(['ipa', 'sudorule-add-runasuser',
'testrule',
'--groups', 'testgroup2'])
def test_sudo_rule_restricted_to_running_as_users_from_group(self):
result1 = self.list_sudo_commands("testuser1", verbose=True)
assert "RunAsUsers: %testgroup2" in result1.stdout_text
assert "RunAsGroups:" not in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_runasuser_group(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_running_as_users_from_group_teardown(self):
# Remove permission to run commands as testuser2
self.master.run_command(['ipa', 'sudorule-remove-runasuser',
'testrule',
'--groups', 'testgroup2'])
def test_sudo_rule_restricted_to_run_as_users_from_local_group_setup(self):
# Allow running commands as users from localgroup
self.master.run_command(['ipa', 'sudorule-add-runasuser',
'testrule',
'--groups', 'localgroup'])
def test_sudo_rule_restricted_to_run_as_users_from_local_group(self):
result1 = self.list_sudo_commands("testuser1", verbose=True)
assert "RunAsUsers: %localgroup" in result1.stdout_text
assert "RunAsGroups:" not in result1.stdout_text
def test_set_category_to_all_with_valid_entries_runasuser_group_local(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_run_as_users_from_local_group_tear(self):
# Remove permission to run commands as testuser2
self.master.run_command(['ipa', 'sudorule-remove-runasuser',
'testrule',
'--groups', 'localgroup'])
def test_sudo_rule_restricted_to_running_as_single_group_setup(self):
# Allow running commands as testgroup2
self.master.run_command(['ipa', 'sudorule-add-runasgroup',
'testrule',
'--groups', 'testgroup2'])
def test_sudo_rule_restricted_to_running_as_single_group(self):
result1 = self.list_sudo_commands("testuser1", verbose=True)
assert "RunAsUsers: testuser1" in result1.stdout_text
assert "RunAsGroups: testgroup2" in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_runasgroup(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_running_as_single_group_teardown(self):
# Remove permission to run commands as testgroup2
self.master.run_command(['ipa', 'sudorule-remove-runasgroup',
'testrule',
'--groups', 'testgroup2'])
def test_sudo_rule_restricted_to_running_as_single_local_group_setup(self):
# Allow running commands as testgroup2
self.master.run_command(['ipa', 'sudorule-add-runasgroup',
'testrule',
'--groups', 'localgroup'])
def test_sudo_rule_restricted_to_running_as_single_local_group(self):
result1 = self.list_sudo_commands("testuser1", verbose=True)
assert "RunAsUsers: testuser1" in result1.stdout_text
assert "RunAsGroups: localgroup" in result1.stdout_text
def test_setting_category_to_all_with_valid_entries_runasgroup_local(self):
result = self.reset_rule_categories(safe_delete=False)
assert result.returncode != 0
def test_sudo_rule_restricted_to_running_as_single_local_group_tear(self):
# Remove permission to run commands as testgroup2
self.master.run_command(['ipa', 'sudorule-remove-runasgroup',
'testrule',
'--groups', 'localgroup'])
def test_category_all_validation_setup(self):
# Reset testrule configuration
self.reset_rule_categories()
def test_category_all_validation_user(self):
# Add the testuser1 to the rule
result = self.master.run_command(['ipa', 'sudorule-add-user',
'testrule',
'--users', 'testuser1'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_user_group(self):
# Try to add the testgroup2 to the rule
result = self.master.run_command(['ipa', 'sudorule-add-user',
'testrule',
'--groups', 'testgroup2'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_user_local(self):
# Try to add the local user to the rule
result = self.master.run_command(['ipa', 'sudorule-add-user',
'testrule',
'--users', 'localuser'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_host(self):
# Try to add the master to the rule
result = self.master.run_command(['ipa', 'sudorule-add-host',
'testrule',
'--hosts', self.master.hostname],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_host_group(self):
# Try to add the testhostgroup to the rule
result = self.master.run_command(['ipa', 'sudorule-add-host',
'testrule',
'--hostgroups', 'testhostgroup'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_host_mask(self):
# Try to add the client's /24 hostmask to the rule
ip = self.client.ip
result = self.master.run_command(['ipa', '-n', 'sudorule-add-host',
'testrule',
'--hostmask', '%s/24' % ip],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_command_allow(self):
# Try to add the yum command to the rule
result = self.master.run_command(['ipa', 'sudorule-add-allow-command',
'testrule',
'--sudocmds', '/usr/bin/yum'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_command_allow_group(self):
# Try to add the readers command group to the rule
result = self.master.run_command(['ipa', 'sudorule-add-allow-command',
'testrule',
'--sudocmdgroups', 'readers'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_command_deny(self):
# Try to add the yum command to the rule
# This SHOULD be allowed
self.master.run_command(['ipa', 'sudorule-add-deny-command',
'testrule',
'--sudocmds', '/usr/bin/yum'],
raiseonerr=False)
self.master.run_command(['ipa', 'sudorule-remove-deny-command',
'testrule',
'--sudocmds', '/usr/bin/yum'],
raiseonerr=False)
def test_category_all_validation_command_deny_group(self):
# Try to add the readers command group to the rule
# This SHOULD be allowed
self.master.run_command(['ipa', 'sudorule-add-deny-command',
'testrule',
'--sudocmdgroups', 'readers'])
self.master.run_command(['ipa', 'sudorule-remove-deny-command',
'testrule',
'--sudocmdgroups', 'readers'])
def test_category_all_validation_runasuser(self):
# Try to allow running commands as testuser2
result = self.master.run_command(['ipa', 'sudorule-add-runasuser',
'testrule',
'--users', 'testuser2'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_runasuser_group(self):
# Try to allow running commands as users from testgroup2
result = self.master.run_command(['ipa', 'sudorule-add-runasuser',
'testrule',
'--groups', 'testgroup2'],
raiseonerr=False)
assert result.returncode != 0
def test_category_all_validation_runasgroup(self):
# Try to allow running commands as testgroup2
result = self.master.run_command(['ipa', 'sudorule-add-runasgroup',
'testrule',
'--groups', 'testgroup2'],
raiseonerr=False)
assert result.returncode != 0