diff options
Diffstat (limited to 'roles/openshift_facts/library/openshift_facts.py')
| -rwxr-xr-x | roles/openshift_facts/library/openshift_facts.py | 69 |
1 files changed, 62 insertions, 7 deletions
diff --git a/roles/openshift_facts/library/openshift_facts.py b/roles/openshift_facts/library/openshift_facts.py index 02e5f161a..8411687a4 100755 --- a/roles/openshift_facts/library/openshift_facts.py +++ b/roles/openshift_facts/library/openshift_facts.py @@ -26,6 +26,8 @@ from distutils.util import strtobool from distutils.version import LooseVersion import struct import socket +from dbus import SystemBus, Interface +from dbus.exceptions import DBusException def migrate_docker_facts(facts): @@ -745,8 +747,9 @@ def set_version_facts_if_unset(facts): """ if 'common' in facts: deployment_type = facts['common']['deployment_type'] - facts['common']['version'] = version = get_openshift_version(facts) + version = get_openshift_version(facts) if version is not None: + facts['common']['version'] = version if deployment_type == 'origin': version_gte_3_1_or_1_1 = LooseVersion(version) >= LooseVersion('1.1.0') version_gte_3_1_1_or_1_1_1 = LooseVersion(version) >= LooseVersion('1.1.1') @@ -965,6 +968,50 @@ def build_api_server_args(facts): facts = merge_facts({'master': {'api_server_args': api_server_args}}, facts, [], []) return facts +def is_service_running(service): + """ Queries systemd through dbus to see if the service is running """ + service_running = False + bus = SystemBus() + systemd = bus.get_object('org.freedesktop.systemd1', '/org/freedesktop/systemd1') + manager = Interface(systemd, dbus_interface='org.freedesktop.systemd1.Manager') + try: + service_unit = service if service.endswith('.service') else manager.GetUnit('{0}.service'.format(service)) + service_proxy = bus.get_object('org.freedesktop.systemd1', str(service_unit)) + service_properties = Interface(service_proxy, dbus_interface='org.freedesktop.DBus.Properties') + service_load_state = service_properties.Get('org.freedesktop.systemd1.Unit', 'LoadState') + service_active_state = service_properties.Get('org.freedesktop.systemd1.Unit', 'ActiveState') + if service_load_state == 'loaded' and service_active_state == 'active': + service_running = True + except DBusException: + pass + + return service_running + +def get_version_output(binary, version_cmd): + """ runs and returns the version output for a command """ + cmd = [] + for item in (binary, version_cmd): + if isinstance(item, list): + cmd.extend(item) + else: + cmd.append(item) + + if os.path.isfile(cmd[0]): + _, output, _ = module.run_command(cmd) + return output + +def get_docker_version_info(): + """ Parses and returns the docker version info """ + result = None + if is_service_running('docker'): + version_info = yaml.safe_load(get_version_output('/usr/bin/docker', 'version')) + if 'Server' in version_info: + result = { + 'api_version': version_info['Server']['API version'], + 'version': version_info['Server']['Version'] + } + return result + def get_openshift_version(facts, cli_image=None): """ Get current version of openshift on the host @@ -1006,9 +1053,10 @@ def get_openshift_version(facts, cli_image=None): if version is None and cli_image is not None: # Assume we haven't installed the environment yet and we need - # to query the latest image - exit_code, output, _ = module.run_command(['docker', 'run', '--rm', cli_image, 'version']) - version = parse_openshift_version(output) + # to query the latest image, but only if docker is installed + if 'docker' in facts and 'version' in facts['docker']: + exit_code, output, _ = module.run_command(['docker', 'run', '--rm', cli_image, 'version']) + version = parse_openshift_version(output) return version @@ -1257,8 +1305,10 @@ def set_container_facts_if_unset(facts): if safe_get_bool(facts['common']['is_containerized']): facts['common']['admin_binary'] = '/usr/local/bin/oadm' facts['common']['client_binary'] = '/usr/local/bin/oc' - base_version = get_openshift_version(facts, cli_image).split('-')[0] - facts['common']['image_tag'] = "v" + base_version + openshift_version = get_openshift_version(facts, cli_image) + if openshift_version is not None: + base_version = openshift_version.split('-')[0] + facts['common']['image_tag'] = "v" + base_version return facts @@ -1466,7 +1516,12 @@ class OpenShiftFacts(object): set_node_ip=False) if 'docker' in roles: - defaults['docker'] = dict(disable_push_dockerhub=False) + docker = dict(disable_push_dockerhub=False) + version_info = get_docker_version_info() + if version_info is not None: + docker['api_version'] = version_info['api_version'] + docker['version'] = version_info['version'] + defaults['docker'] = docker if 'cloudprovider' in roles: defaults['cloudprovider'] = dict(kind=None) |