3 # Copyright (c) 2015 All rights reserved
4 # This program and the accompanying materials
5 # are made available under the terms of the Apache License, Version 2.0
6 # which accompanies this distribution, and is available at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 """Some common utils wrapping snaps functions"""
12 from snaps.openstack.tests import openstack_tests
13 from snaps.openstack.utils import neutron_utils
14 from snaps.openstack.utils import nova_utils
16 from functest.utils import config
17 from functest.utils import constants
18 from functest.utils import env
21 def get_ext_net_name(os_creds):
23 Returns the configured external network name or
24 the first retrieved external network name
25 :param: os_creds: an instance of snaps OSCreds object
28 neutron = neutron_utils.neutron_client(os_creds)
29 ext_nets = neutron_utils.get_external_networks(neutron)
30 if env.get('EXTERNAL_NETWORK'):
31 extnet_config = env.get('EXTERNAL_NETWORK')
32 for ext_net in ext_nets:
33 if ext_net.name == extnet_config:
35 return ext_nets[0].name if ext_nets else ""
38 def get_active_compute_cnt(os_creds):
40 Returns the number of active compute servers
41 :param: os_creds: an instance of snaps OSCreds object
42 :return: the number of active compute servers
44 nova = nova_utils.nova_client(os_creds)
45 computes = nova_utils.get_availability_zone_hosts(nova, zone_name='nova')
49 def get_credentials(proxy_settings_str=None, ssh_proxy_cmd=None):
51 Returns snaps OSCreds object instance
52 :param: proxy_settings_str: proxy settings string <host>:<port>
53 :param: ssh_proxy_cmd: the SSH proxy command for the environment
54 :return: an instance of snaps OSCreds object
57 if hasattr(config.CONF, 'snaps_os_creds_override'):
58 creds_override = getattr(config.CONF, 'snaps_os_creds_override')
59 os_creds = openstack_tests.get_credentials(
60 os_env_file=constants.ENV_FILE, proxy_settings_str=proxy_settings_str,
61 ssh_proxy_cmd=ssh_proxy_cmd, overrides=creds_override)