def GetOSVersionName(self):
# First try os-release(5).
for path in ('/etc/os-release', '/usr/lib/os-release'):
os_release = self._ReadReleaseFile(path)
if os_release:
codename = os_release.get('ID', 'linux')
version = _GetOSVersion(os_release.get('VERSION_ID'))
return os_version.OSVersion(codename, version)
# Use lsb-release as a fallback.
lsb_release = self._ReadReleaseFile('/etc/lsb-release')
if lsb_release:
codename = lsb_release.get('DISTRIB_CODENAME')
version = _GetOSVersion(lsb_release.get('DISTRIB_RELEASE'))
return os_version.OSVersion(codename, version)
raise NotImplementedError('Unknown Linux OS version')
def GetOSVersionName(self):
if not os.path.exists('/etc/lsb-release'):
raise NotImplementedError('Unknown Linux OS version')
codename = None
version = None
for line in self.GetFileContents('/etc/lsb-release').splitlines():
key, _, value = line.partition('=')
if key == 'DISTRIB_CODENAME':
codename = value.strip()
elif key == 'DISTRIB_RELEASE':
try:
version = float(value)
except ValueError:
version = 0
if codename and version:
break
return os_version.OSVersion(codename, version)