From 9aa520f619c2c0fac116cadb2c65900751b4949b Mon Sep 17 00:00:00 2001 From: Cédric Ollivier Date: Sat, 21 Jul 2018 09:22:39 +0200 Subject: Add helpers to detect OpenStack versions MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit It leverages on Nova API Microversions [1]. [1] https://docs.openstack.org/nova/latest/reference/api-microversion-history.html Change-Id: I60abf9089036e56fcbcd6c2b734666ea20875ceb Signed-off-by: Cédric Ollivier --- functest/utils/functest_utils.py | 64 +++++++++++++++++++++++++++++++++++++++- 1 file changed, 63 insertions(+), 1 deletion(-) (limited to 'functest/utils') diff --git a/functest/utils/functest_utils.py b/functest/utils/functest_utils.py index b614af321..c5950c965 100644 --- a/functest/utils/functest_utils.py +++ b/functest/utils/functest_utils.py @@ -44,7 +44,7 @@ def execute_command(cmd, info=False, error_msg="", ofd.write(line) else: line = line.replace('\n', '') - print (line) + print(line) sys.stdout.flush() if output_file: ofd.close() @@ -72,3 +72,65 @@ def get_parameter_from_yaml(parameter, yfile): raise ValueError("The parameter %s is not defined in" " %s" % (parameter, yfile)) return value + + +def get_nova_version(cloud): + """ Get Nova API microversion + + Returns: + + - Nova API microversion + - None on operation error + """ + # pylint: disable=protected-access + try: + request = cloud._compute_client.request("/", "GET") + LOGGER.debug('cloud._compute_client.request: %s', request) + version = request["version"]["version"] + major, minor = version.split('.') + LOGGER.debug('nova version: %s', (int(major), int(minor))) + return (int(major), int(minor)) + except Exception: # pylint: disable=broad-except + LOGGER.exception("Cannot detect Nova version") + return None + + +def get_openstack_version(cloud): + """ Detect OpenStack version via Nova API microversion + + It follows MicroversionHistory_. + + Returns: + + - OpenStack release + - Unknown on operation error + + .. _MicroversionHistory: + https://docs.openstack.org/nova/latest/reference/api-microversion-history.html + """ + version = get_nova_version(cloud) + try: + assert version + if version > (2, 60): + osversion = "Rocky or newer" + elif version > (2, 53): + osversion = "Queens" + elif version > (2, 42): + osversion = "Pike" + elif version > (2, 38): + osversion = "Ocata" + elif version > (2, 25): + osversion = "Newton" + elif version > (2, 12): + osversion = "Mitaka" + elif version > (2, 3): + osversion = "Liberty" + elif version >= (2, 1): + osversion = "Kilo" + else: + osversion = "Unknown" + LOGGER.info('Detect OpenStack version: %s', osversion) + return osversion + except AssertionError: + LOGGER.exception("Cannot detect OpenStack version") + return "Unknown" -- cgit 1.2.3-korg