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333 lines
14 KiB
Python
333 lines
14 KiB
Python
#
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# Copyright (C) 2019 FreeIPA Contributors see COPYING for license
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#
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"""This module provides tests for SMB-related features like
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configuring Samba file server and mounting SMB file system
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"""
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from __future__ import absolute_import
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from functools import partial
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import textwrap
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import pytest
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from ipatests.test_integration.base import IntegrationTest
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from ipatests.pytest_ipa.integration import tasks
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from ipaplatform.paths import paths
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def wait_smbd_functional(host):
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"""Wait smbd is functional after (re)start
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After start of smbd there is a 2-3 seconds delay before daemon is
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fully functional and clients can successfuly mount a share.
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The ping command effectively blocks until the daemon is ready.
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"""
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host.run_command(['smbcontrol', 'smbd', 'ping'])
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class TestSMB(IntegrationTest):
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topology = 'star'
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num_clients = 2
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num_ad_domains = 1
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ipa_user1 = 'user1'
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ipa_user1_password = 'SecretUser1'
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ipa_user2 = 'user2'
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ipa_user2_password = 'SecretUser2'
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ad_user_login = 'testuser'
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ad_user_password = 'Secret123'
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ipa_test_group = 'ipa_testgroup'
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ad_test_group = 'testgroup'
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@classmethod
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def install(cls, mh):
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if cls.domain_level is not None:
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domain_level = cls.domain_level
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else:
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domain_level = cls.master.config.domain_level
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tasks.install_topo(cls.topology,
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cls.master, cls.replicas,
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cls.clients, domain_level,
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clients_extra_args=('--mkhomedir',))
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cls.ad = cls.ads[0] # pylint: disable=no-member
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cls.smbserver = cls.clients[0]
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cls.smbclient = cls.clients[1]
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cls.ad_user = '{}@{}'.format(cls.ad_user_login, cls.ad.domain.name)
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tasks.config_host_resolvconf_with_master_data(cls.master,
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cls.smbclient)
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tasks.install_adtrust(cls.master)
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tasks.configure_dns_for_trust(cls.master, cls.ad)
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tasks.configure_windows_dns_for_trust(cls.ad, cls.master)
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tasks.establish_trust_with_ad(cls.master, cls.ad.domain.name,
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extra_args=['--two-way=true'])
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tasks.create_active_user(cls.master, cls.ipa_user1,
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password=cls.ipa_user1_password)
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tasks.create_active_user(cls.master, cls.ipa_user2,
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password=cls.ipa_user2_password)
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# Trigger creation of home directories on the SMB server
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for user in [cls.ipa_user1, cls.ipa_user2, cls.ad_user]:
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tasks.run_command_as_user(cls.smbserver, user, ['stat', '.'])
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@pytest.yield_fixture
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def enable_smb_client_dns_lookup_kdc(self):
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smbclient = self.smbclient
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save_file = tasks.create_temp_file(smbclient)
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smbclient.run_command(['cp', paths.KRB5_CONF, save_file])
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krb5_conf = smbclient.get_file_contents(
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paths.KRB5_CONF, encoding='utf-8')
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krb5_conf = krb5_conf.replace(
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'dns_lookup_kdc = false', 'dns_lookup_kdc = true')
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smbclient.put_file_contents(paths.KRB5_CONF, krb5_conf)
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yield
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smbclient.run_command(['mv', save_file, paths.KRB5_CONF])
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@pytest.yield_fixture
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def samba_share_public(self):
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"""Setup share outside /home on samba server."""
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share_name = 'shared'
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share_path = '/srv/samba_shared'
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smbserver = self.smbserver
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smbserver.run_command(['mkdir', share_path])
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smbserver.run_command(['chmod', '777', share_path])
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# apply selinux context only if selinux is enabled
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if tasks.is_selinux_enabled(smbserver):
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smbserver.run_command(['chcon', '-t', 'samba_share_t', share_path])
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smbconf_save_file = tasks.create_temp_file(smbserver)
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smbserver.run_command(['cp', paths.SMB_CONF, smbconf_save_file])
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smb_conf = smbserver.get_file_contents(
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paths.SMB_CONF, encoding='utf-8')
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smb_conf += textwrap.dedent('''
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[{name}]
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path = {path}
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writable = yes
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browsable=yes
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'''.format(name=share_name, path=share_path))
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smbserver.put_file_contents(paths.SMB_CONF, smb_conf)
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smbserver.run_command(['systemctl', 'restart', 'smb'])
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wait_smbd_functional(smbserver)
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yield {
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'name': share_name,
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'server_path': share_path,
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'unc': '//{}/{}'.format(smbserver.hostname, share_name)
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}
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smbserver.run_command(['mv', smbconf_save_file, paths.SMB_CONF])
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smbserver.run_command(['systemctl', 'restart', 'smb'])
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wait_smbd_functional(smbserver)
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smbserver.run_command(['rmdir', share_path])
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def mount_smb_share(self, user, password, share, mountpoint):
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tasks.kdestroy_all(self.smbclient)
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tasks.kinit_as_user(self.smbclient, user, password)
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self.smbclient.run_command(['mkdir', '-p', mountpoint])
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self.smbclient.run_command([
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'mount', '-t', 'cifs', share['unc'], mountpoint,
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'-o', 'sec=krb5i,multiuser'
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])
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tasks.kdestroy_all(self.smbclient)
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def smb_sanity_check(self, user, client_mountpoint, share):
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test_dir = 'testdir_{}'.format(user)
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test_file = 'testfile_{}'.format(user)
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test_file_path = '{}/{}'.format(test_dir, test_file)
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test_string = 'Hello, world!'
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run_smb_client = partial(tasks.run_command_as_user, self.smbclient,
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user, cwd=client_mountpoint)
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run_smb_server = partial(self.smbserver.run_command,
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cwd=share['server_path'])
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try:
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# check creation of directory from client side
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run_smb_client(['mkdir', test_dir])
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# check dir properties at client side
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res = run_smb_client(['stat', '-c', '%n %U %G', test_dir])
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assert res.stdout_text == '{0} {1} {1}\n'.format(test_dir, user)
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# check dir properties at server side
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res = run_smb_server(['stat', '-c', '%n %U %G', test_dir])
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assert res.stdout_text == '{0} {1} {1}\n'.format(test_dir, user)
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# check creation of file from client side
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run_smb_client('printf "{}" > {}'.format(
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test_string, test_file_path))
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# check file is listed at client side
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res = run_smb_client(['ls', test_dir])
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assert res.stdout_text == test_file + '\n'
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# check file is listed at server side
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res = run_smb_server(['ls', test_dir])
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assert res.stdout_text == test_file + '\n'
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# check file properties at server side
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res = run_smb_server(['stat', '-c', '%n %s %U %G', test_file_path])
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assert res.stdout_text == '{0} {1} {2} {2}\n'.format(
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test_file_path, len(test_string), user)
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# check file properties at client side
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res = run_smb_client(['stat', '-c', '%n %s %U %G', test_file_path])
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assert res.stdout_text == '{0} {1} {2} {2}\n'.format(
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test_file_path, len(test_string), user)
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# check file contents at client side
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res = run_smb_client(['cat', test_file_path])
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assert res.stdout_text == test_string
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# check file contents at server side
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file_contents_at_server = self.smbserver.get_file_contents(
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'{}/{}'.format(share['server_path'], test_file_path),
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encoding='utf-8')
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assert file_contents_at_server == test_string
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# check access using smbclient utility
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res = run_smb_client(
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['smbclient', '-k', share['unc'], '-c', 'dir'])
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assert test_dir in res.stdout_text
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# check file and dir removal from client side
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run_smb_client(['rm', test_file_path])
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run_smb_client(['rmdir', test_dir])
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# check dir does not exist at client side
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res = run_smb_client(['stat', test_dir], raiseonerr=False)
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assert res.returncode == 1
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assert 'No such file or directory' in res.stderr_text
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# check dir does not exist at server side
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res = run_smb_server(['stat', test_dir], raiseonerr=False)
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assert res.returncode == 1
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assert 'No such file or directory' in res.stderr_text
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finally:
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run_smb_server(['rm', '-rf', test_dir], raiseonerr=False)
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def cleanup_mount(self, mountpoint):
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self.smbclient.run_command(['umount', mountpoint], raiseonerr=False)
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self.smbclient.run_command(['rmdir', mountpoint], raiseonerr=False)
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def test_samba_uninstallation_without_installation(self):
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res = self.smbserver.run_command(
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['ipa-client-samba', '--uninstall', '-U'])
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assert res.stdout_text == 'Samba domain member is not configured yet\n'
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def test_install_samba(self):
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self.smbserver.run_command(['ipa-client-samba', '-U'])
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# smb and winbind are expected to be not running
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for service in ['smb', 'winbind']:
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result = self.smbserver.run_command(
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['systemctl', 'status', service], raiseonerr=False)
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assert result.returncode == 3
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self.smbserver.run_command([
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'systemctl', 'enable', '--now', 'smb', 'winbind'
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])
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wait_smbd_functional(self.smbserver)
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# check that smb and winbind started successfully
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for service in ['smb', 'winbind']:
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self.smbserver.run_command(['systemctl', 'status', service])
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# print status for debugging purposes
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self.smbserver.run_command(['smbstatus'])
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def test_samba_service_listed(self):
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"""Check samba service is listed.
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Regression test for https://bugzilla.redhat.com/show_bug.cgi?id=1731433
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"""
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service_name = 'cifs/{}@{}'.format(
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self.smbserver.hostname, self.smbserver.domain.name.upper())
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tasks.kinit_admin(self.master)
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res = self.master.run_command(
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['ipa', 'service-show', '--raw', service_name])
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expected_output = 'krbprincipalname: {}\n'.format(service_name)
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assert expected_output in res.stdout_text
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res = self.master.run_command(
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['ipa', 'service-find', '--raw', service_name])
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assert expected_output in res.stdout_text
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def check_smb_access_at_ipa_client(self, user, password, samba_share):
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mount_point = '/mnt/smb'
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self.mount_smb_share(user, password, samba_share, mount_point)
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try:
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tasks.run_command_as_user(self.smbclient, user, ['kdestroy', '-A'])
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tasks.run_command_as_user(self.smbclient, user, ['kinit', user],
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stdin_text=password + '\n')
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self.smb_sanity_check(user, mount_point, samba_share)
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finally:
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self.cleanup_mount(mount_point)
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def test_smb_access_for_ipa_user_at_ipa_client(self):
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samba_share = {
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'name': 'homes',
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'server_path': '/home/{}'.format(self.ipa_user1),
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'unc': '//{}/homes'.format(self.smbserver.hostname)
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}
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self.check_smb_access_at_ipa_client(
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self.ipa_user1, self.ipa_user1_password, samba_share)
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def test_smb_access_for_ad_user_at_ipa_client(
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self, enable_smb_client_dns_lookup_kdc):
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samba_share = {
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'name': 'homes',
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'server_path': '/home/{}/{}'.format(self.ad.domain.name,
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self.ad_user_login),
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'unc': '//{}/homes'.format(self.smbserver.hostname)
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}
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self.check_smb_access_at_ipa_client(
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self.ad_user, self.ad_user_password, samba_share)
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def test_smb_mount_and_access_by_different_users(self, samba_share_public):
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user1 = self.ipa_user1
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password1 = self.ipa_user1_password
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user2 = self.ipa_user2
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password2 = self.ipa_user2_password
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mount_point = '/mnt/smb'
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try:
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self.mount_smb_share(user1, password1, samba_share_public,
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mount_point)
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tasks.run_command_as_user(self.smbclient, user2,
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['kdestroy', '-A'])
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tasks.run_command_as_user(self.smbclient, user2, ['kinit', user2],
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stdin_text=password2 + '\n')
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self.smb_sanity_check(user2, mount_point, samba_share_public)
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finally:
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self.cleanup_mount(mount_point)
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def test_smb_mount_fails_without_kerberos_ticket(self, samba_share_public):
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mountpoint = '/mnt/smb'
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try:
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tasks.kdestroy_all(self.smbclient)
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self.smbclient.run_command(['mkdir', '-p', mountpoint])
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res = self.smbclient.run_command([
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'mount', '-t', 'cifs', samba_share_public['unc'], mountpoint,
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'-o', 'sec=krb5i,multiuser'
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], raiseonerr=False)
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assert res.returncode == 32
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finally:
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self.cleanup_mount(mountpoint)
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def test_uninstall_samba(self):
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self.smbserver.run_command(['ipa-client-samba', '--uninstall', '-U'])
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res = self.smbserver.run_command(
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['systemctl', 'status', 'winbind'], raiseonerr=False)
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assert res.returncode == 3
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res = self.smbserver.run_command(
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['systemctl', 'status', 'smb'], raiseonerr=False)
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assert res.returncode == 3
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def test_repeated_uninstall_samba(self):
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"""Test samba uninstallation after successful uninstallation.
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Test for bug https://pagure.io/freeipa/issue/8019.
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"""
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self.smbserver.run_command(['ipa-client-samba', '--uninstall', '-U'])
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def test_samba_reinstall(self):
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"""Test samba can be reinstalled.
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Test installation after uninstallation and do some sanity checks.
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Test for bug https://pagure.io/freeipa/issue/8021
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"""
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self.test_install_samba()
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self.test_smb_access_for_ipa_user_at_ipa_client()
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def test_cleanup(self):
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tasks.unconfigure_windows_dns_for_trust(self.ad, self.master)
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