diff options
| -rw-r--r-- | cloudinit/tests/test_util.py | 78 | ||||
| -rw-r--r-- | cloudinit/util.py | 39 | ||||
| -rwxr-xr-x | setup.py | 17 |
3 files changed, 127 insertions, 7 deletions
diff --git a/cloudinit/tests/test_util.py b/cloudinit/tests/test_util.py index 3c05a437..17853fc7 100644 --- a/cloudinit/tests/test_util.py +++ b/cloudinit/tests/test_util.py @@ -3,11 +3,12 @@ """Tests for cloudinit.util""" import logging -from textwrap import dedent +import platform import cloudinit.util as util from cloudinit.tests.helpers import CiTestCase, mock +from textwrap import dedent LOG = logging.getLogger(__name__) @@ -16,6 +17,29 @@ MOUNT_INFO = [ '153 68 254:0 / /home rw,relatime shared:101 - xfs /dev/sda2 rw,attr2' ] +OS_RELEASE_SLES = dedent("""\ + NAME="SLES"\n + VERSION="12-SP3"\n + VERSION_ID="12.3"\n + PRETTY_NAME="SUSE Linux Enterprise Server 12 SP3"\n + ID="sles"\nANSI_COLOR="0;32"\n + CPE_NAME="cpe:/o:suse:sles:12:sp3"\n +""") + +OS_RELEASE_UBUNTU = dedent("""\ + NAME="Ubuntu"\n + VERSION="16.04.3 LTS (Xenial Xerus)"\n + ID=ubuntu\n + ID_LIKE=debian\n + PRETTY_NAME="Ubuntu 16.04.3 LTS"\n + VERSION_ID="16.04"\n + HOME_URL="http://www.ubuntu.com/"\n + SUPPORT_URL="http://help.ubuntu.com/"\n + BUG_REPORT_URL="http://bugs.launchpad.net/ubuntu/"\n + VERSION_CODENAME=xenial\n + UBUNTU_CODENAME=xenial\n +""") + class FakeCloud(object): @@ -261,4 +285,56 @@ class TestUdevadmSettle(CiTestCase): self.assertRaises(util.ProcessExecutionError, util.udevadm_settle) +@mock.patch('os.path.exists') +class TestGetLinuxDistro(CiTestCase): + + @classmethod + def os_release_exists(self, path): + """Side effect function""" + if path == '/etc/os-release': + return 1 + + @mock.patch('cloudinit.util.load_file') + def test_get_linux_distro_quoted_name(self, m_os_release, m_path_exists): + """Verify we get the correct name if the os-release file has + the distro name in quotes""" + m_os_release.return_value = OS_RELEASE_SLES + m_path_exists.side_effect = TestGetLinuxDistro.os_release_exists + dist = util.get_linux_distro() + self.assertEqual(('sles', '12.3', platform.machine()), dist) + + @mock.patch('cloudinit.util.load_file') + def test_get_linux_distro_bare_name(self, m_os_release, m_path_exists): + """Verify we get the correct name if the os-release file does not + have the distro name in quotes""" + m_os_release.return_value = OS_RELEASE_UBUNTU + m_path_exists.side_effect = TestGetLinuxDistro.os_release_exists + dist = util.get_linux_distro() + self.assertEqual(('ubuntu', '16.04', platform.machine()), dist) + + @mock.patch('platform.dist') + def test_get_linux_distro_no_data(self, m_platform_dist, m_path_exists): + """Verify we get no information if os-release does not exist""" + m_platform_dist.return_value = ('', '', '') + m_path_exists.return_value = 0 + dist = util.get_linux_distro() + self.assertEqual(('', '', ''), dist) + + @mock.patch('platform.dist') + def test_get_linux_distro_no_impl(self, m_platform_dist, m_path_exists): + """Verify we get an empty tuple when no information exists and + Exceptions are not propagated""" + m_platform_dist.side_effect = Exception() + m_path_exists.return_value = 0 + dist = util.get_linux_distro() + self.assertEqual(('', '', ''), dist) + + @mock.patch('platform.dist') + def test_get_linux_distro_plat_data(self, m_platform_dist, m_path_exists): + """Verify we get the correct platform information""" + m_platform_dist.return_value = ('foo', '1.1', 'aarch64') + m_path_exists.return_value = 0 + dist = util.get_linux_distro() + self.assertEqual(('foo', '1.1', 'aarch64'), dist) + # vi: ts=4 expandtab diff --git a/cloudinit/util.py b/cloudinit/util.py index 6ea6ca76..d9b61cfe 100644 --- a/cloudinit/util.py +++ b/cloudinit/util.py @@ -576,6 +576,39 @@ def get_cfg_option_int(yobj, key, default=0): return int(get_cfg_option_str(yobj, key, default=default)) +def get_linux_distro(): + distro_name = '' + distro_version = '' + if os.path.exists('/etc/os-release'): + os_release = load_file('/etc/os-release') + for line in os_release.splitlines(): + if line.strip().startswith('ID='): + distro_name = line.split('=')[-1] + distro_name = distro_name.replace('"', '') + if line.strip().startswith('VERSION_ID='): + # Lets hope for the best that distros stay consistent ;) + distro_version = line.split('=')[-1] + distro_version = distro_version.replace('"', '') + else: + dist = ('', '', '') + try: + # Will be removed in 3.7 + dist = platform.dist() # pylint: disable=W1505 + except Exception: + pass + finally: + found = None + for entry in dist: + if entry: + found = 1 + if not found: + LOG.warning('Unable to determine distribution, template ' + 'expansion may have unexpected results') + return dist + + return (distro_name, distro_version, platform.machine()) + + def system_info(): info = { 'platform': platform.platform(), @@ -583,19 +616,19 @@ def system_info(): 'release': platform.release(), 'python': platform.python_version(), 'uname': platform.uname(), - 'dist': platform.dist(), # pylint: disable=W1505 + 'dist': get_linux_distro() } system = info['system'].lower() var = 'unknown' if system == "linux": linux_dist = info['dist'][0].lower() - if linux_dist in ('centos', 'fedora', 'debian'): + if linux_dist in ('centos', 'debian', 'fedora', 'rhel', 'suse'): var = linux_dist elif linux_dist in ('ubuntu', 'linuxmint', 'mint'): var = 'ubuntu' elif linux_dist == 'redhat': var = 'rhel' - elif linux_dist == 'suse': + elif linux_dist in ('opensuse', 'sles'): var = 'suse' else: var = 'linux' @@ -25,7 +25,7 @@ from distutils.errors import DistutilsArgError import subprocess RENDERED_TMPD_PREFIX = "RENDERED_TEMPD" - +VARIANT = None def is_f(p): return os.path.isfile(p) @@ -114,10 +114,20 @@ def render_tmpl(template): atexit.register(shutil.rmtree, tmpd) bname = os.path.basename(template).rstrip(tmpl_ext) fpath = os.path.join(tmpd, bname) - tiny_p([sys.executable, './tools/render-cloudcfg', template, fpath]) + if VARIANT: + tiny_p([sys.executable, './tools/render-cloudcfg', '--variant', + VARIANT, template, fpath]) + else: + tiny_p([sys.executable, './tools/render-cloudcfg', template, fpath]) # return path relative to setup.py return os.path.join(os.path.basename(tmpd), bname) +# User can set the variant for template rendering +if '--distro' in sys.argv: + idx = sys.argv.index('--distro') + VARIANT = sys.argv[idx+1] + del sys.argv[idx+1] + sys.argv.remove('--distro') INITSYS_FILES = { 'sysvinit': [f for f in glob('sysvinit/redhat/*') if is_f(f)], @@ -260,7 +270,7 @@ requirements = read_requires() setuptools.setup( name='cloud-init', version=get_version(), - description='EC2 initialisation magic', + description='Cloud instance initialisation magic', author='Scott Moser', author_email='scott.moser@canonical.com', url='http://launchpad.net/cloud-init/', @@ -277,4 +287,5 @@ setuptools.setup( } ) + # vi: ts=4 expandtab |