Refactor os-release and platform information

Move the /etc/os-release parser and platform detection code out of the
private _importhook module. The ipaplatform module now contains an
osinfo module that provides distribution, os, and vendor information.

See: https://www.freedesktop.org/software/systemd/man/os-release.html
See: https://pagure.io/freeipa/issue/7661
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Rob Crittenden <rcritten@redhat.com>
This commit is contained in:
Christian Heimes
2018-08-29 12:43:03 +02:00
committed by Tibor Dudlák
parent 8af6accfa5
commit b8528da5a8
5 changed files with 233 additions and 123 deletions

View File

@@ -13,6 +13,7 @@ import ipaplatform.paths
import ipaplatform.services
import ipaplatform.tasks
from ipaplatform._importhook import metaimporter
from ipaplatform.osinfo import osinfo, _parse_osrelease
try:
from ipaplatform.override import OVERRIDE
except ImportError:
@@ -26,8 +27,8 @@ DATA = os.path.join(HERE, 'data')
@pytest.mark.skipif(OVERRIDE is None,
reason='test requires override')
def test_override():
assert OVERRIDE == metaimporter.platform_ids[0]
assert OVERRIDE == metaimporter.platform
assert OVERRIDE == osinfo.platform_ids[0]
assert OVERRIDE == osinfo.platform
@pytest.mark.parametrize('mod, name', [
@@ -46,11 +47,12 @@ def test_importhook(mod, name):
assert mod.__dict__ == sys.modules[override].__dict__
@pytest.mark.parametrize('filename, expected_platforms', [
(os.path.join(DATA, 'os-release-centos'), ['centos', 'rhel', 'fedora']),
(os.path.join(DATA, 'os-release-fedora'), ['fedora']),
(os.path.join(DATA, 'os-release-ubuntu'), ['ubuntu', 'debian']),
@pytest.mark.parametrize('filename, id_, id_like', [
(os.path.join(DATA, 'os-release-centos'), 'centos', ('rhel', 'fedora')),
(os.path.join(DATA, 'os-release-fedora'), 'fedora', ()),
(os.path.join(DATA, 'os-release-ubuntu'), 'ubuntu', ('debian',)),
])
def test_parse_os_release(filename, expected_platforms):
parsed = metaimporter._parse_platform(filename)
assert parsed == expected_platforms
def test_parse_os_release(filename, id_, id_like):
parsed = _parse_osrelease(filename)
assert parsed['ID'] == id_
assert parsed['ID_LIKE'] == id_like