def add_maintenance_service(name, backend_guid, abm_name): """ Add a maintenance service with a specific name :param name: Name of the service to add :type name: str :param backend_guid: Backend for which the maintenance service needs to run :type backend_guid: str :param abm_name: Name of the ABM cluster :type abm_name: str """ if ServiceManager.has_service(name, MaintenanceController._local_client) is False: config_location = '/ovs/alba/backends/{0}/maintenance/config'.format(backend_guid) alba_config = Configuration.get_configuration_path(config_location) node_id = os.environ.get('ASD_NODE_ID') params = {'ALBA_CONFIG': alba_config, 'LOG_SINK': LogHandler.get_sink_path('alba_maintenance')} Configuration.set(config_location, json.dumps({ 'log_level': 'info', 'albamgr_cfg_url': Configuration.get_configuration_path('/ovs/arakoon/{0}/config'.format(abm_name)), 'read_preference': [] if node_id is None else [node_id] }, indent=4), raw=True) ServiceManager.add_service(name=MaintenanceController.MAINTENANCE_PREFIX, client=MaintenanceController._local_client, params=params, target_name=name) ServiceManager.start_service(name, MaintenanceController._local_client)
def list_asds(mountpoint): """ Lists all ASDs found on a given mountpoint :param mountpoint: Mountpoint to list ASDs on :type mountpoint: str :return: Dictionary of ASDs :rtype: dict """ asds = {} try: for asd_id in os.listdir(mountpoint): if os.path.isdir('/'.join([mountpoint, asd_id])) and Configuration.exists(ASDController.ASD_CONFIG.format(asd_id)): asds[asd_id] = Configuration.get(ASDController.ASD_CONFIG.format(asd_id)) output, error = ASDController._local_client.run(['ls', '{0}/{1}/'.format(mountpoint, asd_id)], allow_nonzero=True, return_stderr=True) output += error if 'Input/output error' in output: asds[asd_id].update({'state': 'error', 'state_detail': 'io_error'}) continue service_name = ASDController.ASD_SERVICE_PREFIX.format(asd_id) if ServiceManager.has_service(service_name, ASDController._local_client): if ServiceManager.get_service_status(service_name, ASDController._local_client)[0] is False: asds[asd_id].update({'state': 'error', 'state_detail': 'service_failure'}) else: asds[asd_id].update({'state': 'ok'}) else: asds[asd_id].update({'state': 'error', 'state_detail': 'service_failure'}) except OSError as ex: ASDController._logger.info('Error collecting ASD information: {0}'.format(str(ex))) return asds
def remove_maintenance_service(name): """ Remove a maintenance service with a specific name :param name: Name of the service """ if ServiceManager.has_service(name, MaintenanceController._local_client): ServiceManager.stop_service(name, MaintenanceController._local_client) ServiceManager.remove_service(name, MaintenanceController._local_client)
def restart_asd(asd_id): """ Restart an ASD :param asd_id: ASD identifier :type asd_id: str :return: None """ service_name = ASDController.ASD_SERVICE_PREFIX.format(asd_id) if ServiceManager.has_service(service_name, ASDController._local_client): ServiceManager.restart_service(service_name, ASDController._local_client)
def add_maintenance_service(name, backend_guid, abm_name): """ Add a maintenance service with a specific name :param name: Name of the service to add :type name: str :param backend_guid: Backend for which the maintenance service needs to run :type backend_guid: str :param abm_name: Name of the ABM cluster :type abm_name: str """ if ServiceManager.has_service(name, MaintenanceController._local_client): if not ServiceManager.is_enabled(name, MaintenanceController._local_client): ServiceManager.enable_service(name, MaintenanceController._local_client) else: config_location = '/ovs/alba/backends/{0}/maintenance/config'.format(backend_guid) alba_config = 'etcd://127.0.0.1:2379{0}'.format(config_location) params = {'ALBA_CONFIG': alba_config} EtcdConfiguration.set(config_location, json.dumps({ 'log_level': 'info', 'albamgr_cfg_url': 'etcd://127.0.0.1:2379/ovs/arakoon/{0}/config'.format(abm_name) }, indent=4), raw=True) ServiceManager.add_service(name='alba-maintenance', client=MaintenanceController._local_client, params=params, target_name=name) ServiceManager.start_service(name, MaintenanceController._local_client)
def get_services(): """ Retrieve all configured maintenance service running on this node for each backend :return: generator """ for service_name in ServiceManager.list_services(MaintenanceController._local_client): if service_name.startswith(MaintenanceController.MAINTENANCE_PREFIX): yield service_name
def list_asd_services(): """ Retrieve all ASD services :return: generator """ for service_name in ServiceManager.list_services(ASDController._local_client): if service_name.startswith(ASDController.ASD_SERVICE_PREFIX.format('')): yield service_name
def remove_asd(asd_id, mountpoint): """ Removes an ASD :param asd_id: ASD identifier :type asd_id: str :param mountpoint: Mountpoint of the ASDs disk :type mountpoint: str :return: None """ service_name = ASDController.ASD_SERVICE_PREFIX.format(asd_id) if ServiceManager.has_service(service_name, ASDController._local_client): ServiceManager.stop_service(service_name, ASDController._local_client) ServiceManager.remove_service(service_name, ASDController._local_client) try: ASDController._local_client.dir_delete('{0}/{1}'.format(mountpoint, asd_id)) except Exception as ex: ASDController._logger.warning('Could not clean ASD data: {0}'.format(ex)) Configuration.delete(ASDController.ASD_CONFIG_ROOT.format(asd_id), raw=True)
def restart_services(): """ Restart the services ASD services and the Maintenance services :return: None """ service_names = [service_name for service_name in ASDController.list_asd_services()] service_names.extend([service_name for service_name in MaintenanceController.get_services()]) for service_name in service_names: status, _ = ServiceManager.get_service_status(service_name, SDMUpdateController._local_client) if status is False: SDMUpdateController._logger.warning('Found stopped service {0}. Will not start it.'.format(service_name)) continue SDMUpdateController._logger.debug('Restarting service {0}'.format(service_name)) try: ServiceManager.restart_service(service_name, SDMUpdateController._local_client) except CalledProcessError as cpe: SDMUpdateController._logger.debug('Failed to restart service {0} {1}'.format(service_name, cpe))
def get_sdm_services(): services = {} for file_name in ServiceManager.list_service_files(UpdateController._local_client): if file_name.startswith(UpdateController.ASD_SERVICE_PREFIX): file_path = '/opt/asd-manager/run/{0}.version'.format(file_name) if os.path.isfile(file_path): with open(file_path) as fp: services[file_name] = fp.read().strip() return services
def restart_services(): UpdateController.update_package_cache() alba_package_info = UpdateController.get_package_information(package_name='alba') result = {} for service, running_version in UpdateController.get_sdm_services().iteritems(): if running_version != alba_package_info[1]: status = ServiceManager.get_service_status(service, UpdateController._local_client) if status is False: UpdateController._log('Found stopped service {0}. Will not start it.'.format(service)) result[service] = 'stopped' else: UpdateController._log('Restarting service {0}'.format(service)) try: status = ServiceManager.restart_service(service, UpdateController._local_client) UpdateController._log(status) result[service] = 'restarted' except CalledProcessError as cpe: UpdateController._log('Failed to restart service {0} {1}'.format(service, cpe)) result[service] = 'failed' return {'result': result}
def execute_update(status): try: UpdateController.update_package_cache() sdm_package_info = UpdateController.get_package_information(package_name=UpdateController.PACKAGE_NAME) except CalledProcessError: return {'status': 'started'} if sdm_package_info[0] != sdm_package_info[1]: if status == 'started': UpdateController._log('Updating package {0}'.format(UpdateController.PACKAGE_NAME)) UpdateController._local_client.run('echo "python {0} >> /var/log/upgrade-openvstorage-sdm.log 2>&1" > /tmp/update'.format(UpdateController.INSTALL_SCRIPT)) UpdateController._local_client.run('at -f /tmp/update now') UpdateController._local_client.run('rm /tmp/update') return {'status': 'running'} else: status = ServiceManager.get_service_status('asd-manager', UpdateController._local_client) return {'status': 'done' if status is True else 'running'}
def setup(): """ Interactive setup part for initial asd manager configuration with etcd """ print Interactive.boxed_message(['ASD Manager setup']) local_client = LocalClient() service_name = 'asd-manager' print '- Verifying distribution' if ServiceManager.has_service(service_name, local_client): print '' # Spacing print Interactive.boxed_message(['The ASD Manager is already installed.']) sys.exit(1) ipaddresses = check_output("ip a | grep 'inet ' | sed 's/\s\s*/ /g' | cut -d ' ' -f 3 | cut -d '/' -f 1", shell=True).strip().splitlines() ipaddresses = [found_ip.strip() for found_ip in ipaddresses if found_ip.strip() != '127.0.0.1'] if not ipaddresses: print Interactive.boxed_message(['Could not retrieve IP information on current node']) sys.exit(1) config = None preconfig = '/opt/OpenvStorage/config/openvstorage_preconfig.json' run_interactive = True if os.path.exists(preconfig): config = {} with open(preconfig, 'r') as pre_config: try: config = json.load(pre_config) except Exception as ex: raise ValueError('JSON contents could not be retrieved from file {0}.\nErrormessage: {1}'.format(preconfig, ex)) run_interactive = 'asdmanager' not in config if run_interactive is False: asd_preconfig = config['asdmanager'] required = {'api_ip': (str, Toolbox.regex_ip), 'asd_ips': (list, Toolbox.regex_ip, False), 'api_port': (int, {'min': 1025, 'max': 65535}, False), 'asd_start_port': (int, {'min': 1025, 'max': 65435}, False)} Toolbox.verify_required_params(required_params=required, actual_params=asd_preconfig) api_ip = asd_preconfig['api_ip'] api_port = asd_preconfig.get('api_port', 8500) asd_ips = asd_preconfig.get('asd_ips', []) asd_start_port = asd_preconfig.get('asd_start_port', 8600) if api_ip not in ipaddresses: print Interactive.boxed_message(['Unknown API IP provided, please choose from: {0}'.format(', '.join(ipaddresses))]) sys.exit(1) if set(asd_ips).difference(set(ipaddresses)): print Interactive.boxed_message(['Unknown ASD IP provided, please choose from: {0}'.format(', '.join(ipaddresses))]) sys.exit(1) else: api_ip = Interactive.ask_choice(ipaddresses, 'Select the public IP address to be used for the API') api_port = Interactive.ask_integer("Select the port to be used for the API", 1025, 65535, 8500) ipaddresses.append('All') asd_ips = [] add_ips = True while add_ips: current_ips = ' - Current selected IPs: {0}'.format(asd_ips) new_asd_ip = Interactive.ask_choice(ipaddresses, 'Select an IP address or all IP addresses to be used for the ASDs{0}'.format(current_ips if len(asd_ips) > 0 else ''), default_value='All') if new_asd_ip == 'All': ipaddresses.remove('All') asd_ips = [] add_ips = False else: asd_ips.append(new_asd_ip) ipaddresses.remove(new_asd_ip) add_ips = Interactive.ask_yesno("Do you want to add another IP?") asd_start_port = Interactive.ask_integer("Select the port to be used for the ASDs", 1025, 65435, 8600) if api_port in range(asd_start_port, asd_start_port + 100): print Interactive.boxed_message(['API port cannot be in the range of the ASD port + 100']) sys.exit(1) print '- Initializing etcd' try: alba_node_id = EtcdConfiguration.initialize(api_ip, api_port, asd_ips, asd_start_port) except: print '' # Spacing print Interactive.boxed_message(['Could not connect to Etcd.', 'Please make sure an Etcd proxy is available, pointing towards an OpenvStorage cluster.']) sys.exit(1) ServiceManager.add_service(service_name, local_client, params={'ASD_NODE_ID': alba_node_id, 'PORT_NUMBER': str(api_port)}) print '- Starting ASD manager service' try: ServiceManager.start_service(service_name, local_client) except Exception as ex: EtcdConfiguration.uninitialize(alba_node_id) print Interactive.boxed_message(['Starting asd-manager failed with error:', str(ex)]) sys.exit(1) print Interactive.boxed_message(['ASD Manager setup completed'])
def setup(): """ Interactive setup part for initial asd manager configuration """ print Interactive.boxed_message(['ASD Manager setup']) print '- Verifying distribution' local_client = LocalClient() if ServiceManager.has_service(MANAGER_SERVICE, local_client): print '' # Spacing print Interactive.boxed_message(['The ASD Manager is already installed.']) sys.exit(1) ipaddresses = check_output("ip a | grep 'inet ' | sed 's/\s\s*/ /g' | cut -d ' ' -f 3 | cut -d '/' -f 1", shell=True).strip().splitlines() ipaddresses = [found_ip.strip() for found_ip in ipaddresses if found_ip.strip() != '127.0.0.1'] if not ipaddresses: print Interactive.boxed_message(['Could not retrieve IP information on current node']) sys.exit(1) config = _validate_and_retrieve_pre_config() if config is None: api_ip = Interactive.ask_choice(ipaddresses, 'Select the public IP address to be used for the API') asd_ips = [] add_ips = True api_port = Interactive.ask_integer("Select the port to be used for the API", 1025, 65535, 8500) ipaddresses.append('All') while add_ips: current_ips = ' - Current selected IPs: {0}'.format(asd_ips) new_asd_ip = Interactive.ask_choice(ipaddresses, 'Select an IP address or all IP addresses to be used for the ASDs{0}'.format(current_ips if len(asd_ips) > 0 else ''), default_value='All') if new_asd_ip == 'All': ipaddresses.remove('All') asd_ips = [] add_ips = False else: asd_ips.append(new_asd_ip) ipaddresses.remove(new_asd_ip) add_ips = Interactive.ask_yesno("Do you want to add another IP?") asd_start_port = Interactive.ask_integer("Select the port to be used for the ASDs", 1025, 65435, 8600) store = Interactive.ask_choice(['Arakoon', 'Etcd'], question='Select the configuration management system', default_value='Arakoon').lower() else: store = config.get('store', 'arakoon') api_ip = config['api_ip'] api_port = config.get('api_port', 8500) asd_ips = config.get('asd_ips', []) asd_start_port = config.get('asd_start_port', 8600) if api_ip not in ipaddresses: print Interactive.boxed_message(['Unknown API IP provided, please choose from: {0}'.format(', '.join(ipaddresses))]) sys.exit(1) if set(asd_ips).difference(set(ipaddresses)): print Interactive.boxed_message(['Unknown ASD IP provided, please choose from: {0}'.format(', '.join(ipaddresses))]) sys.exit(1) if api_port in range(asd_start_port, asd_start_port + 100): print Interactive.boxed_message(['API port cannot be in the range of the ASD port + 100']) sys.exit(1) # Make sure to always have the information stored with open(PRECONFIG_FILE, 'w') as preconfig: preconfig.write(json.dumps({'asdmanager': {'store': store, 'api_ip': api_ip, 'asd_ips': asd_ips, 'api_port': api_port, 'asd_start_port': asd_start_port}}, indent=4)) if store == 'arakoon': from source.tools.configuration.arakoon_config import ArakoonConfiguration file_location = ArakoonConfiguration.CACC_LOCATION source_location = ArakoonConfiguration.CACC_SOURCE if not local_client.file_exists(file_location) and local_client.file_exists(source_location): # Try to copy automatically try: local_client.file_upload(file_location, source_location) except Exception: pass while not local_client.file_exists(file_location): print 'Please place a copy of the Arakoon\'s client configuration file at: {0}'.format(file_location) Interactive.ask_continue() bootstrap_location = Configuration.BOOTSTRAP_CONFIG_LOCATION if not local_client.file_exists(bootstrap_location): local_client.file_create(bootstrap_location) local_client.file_write(bootstrap_location, json.dumps({'configuration_store': store}, indent=4)) try: alba_node_id = Configuration.initialize(api_ip, api_port, asd_ips, asd_start_port) except: print '' if store == 'arakoon': print Interactive.boxed_message(['Could not connect to Arakoon']) else: print Interactive.boxed_message(['Could not connect to Etcd.', 'Please make sure an Etcd proxy is available, pointing towards an OpenvStorage cluster.']) sys.exit(1) with open(Toolbox.BOOTSTRAP_FILE, 'w') as bs_file: json.dump({'node_id': alba_node_id}, bs_file) ServiceManager.add_service(MANAGER_SERVICE, local_client) ServiceManager.add_service(WATCHER_SERVICE, local_client) print '- Starting watcher service' try: ServiceManager.start_service(WATCHER_SERVICE, local_client) except Exception as ex: Configuration.uninitialize(alba_node_id) print Interactive.boxed_message(['Starting watcher failed with error:', str(ex)]) sys.exit(1) print Interactive.boxed_message(['ASD Manager setup completed'])
def remove(silent=None): """ Interactive removal part for the ASD manager :param silent: If silent == '--force-yes' no question will be asked to confirm the removal :type silent: str :return: None """ os.environ['OVS_LOGTYPE_OVERRIDE'] = 'file' print '\n' + Interactive.boxed_message(['ASD Manager removal']) ############## # VALIDATION # ############## local_client = LocalClient() if not local_client.file_exists(filename=Toolbox.BOOTSTRAP_FILE): print '\n' + Interactive.boxed_message(['The ASD Manager has already been removed']) sys.exit(1) print ' - Validating configuration file' config = _validate_and_retrieve_pre_config() if config is None or 'store' not in config: print '\n' + Interactive.boxed_message(['Cannot remove the ASD manager because not all information could be retrieved from the pre-configuration file']) sys.exit(1) print ' - Validating node ID' with open(Toolbox.BOOTSTRAP_FILE, 'r') as bs_file: try: alba_node_id = json.loads(bs_file.read())['node_id'] except: print '\n' + Interactive.boxed_message(['JSON contents could not be retrieved from file {0}'.format(Toolbox.BOOTSTRAP_FILE)]) sys.exit(1) print ' - Validating configuration management' store = config['store'] try: Configuration.list(key='ovs') except: if store == 'arakoon': print '\n' + Interactive.boxed_message(['Could not connect to Arakoon']) else: print '\n' + Interactive.boxed_message(['Could not connect to Etcd.', 'Please make sure an Etcd proxy is available, pointing towards an OpenvStorage cluster.']) sys.exit(1) ################ # CONFIRMATION # ################ os.environ['ASD_NODE_ID'] = alba_node_id from source.app.api import API print ' - Retrieving ASD information' all_asds = {} try: all_asds = API.list_asds.original() except: print ' - ERROR: Failed to retrieve the ASD information' interactive = silent != '--force-yes' if interactive is True: message = 'Are you sure you want to continue?' if len(all_asds) > 0: print '\n\n+++ ALERT +++\n' message = 'DATA LOSS possible if proceeding! Continue?' proceed = Interactive.ask_yesno(message=message, default_value=False) if proceed is False: print '\n' + Interactive.boxed_message(['Abort removal']) sys.exit(1) ########### # REMOVAL # ########### print ' - Removing from configuration management' Configuration.uninitialize(node_id=alba_node_id) if len(all_asds) > 0: print ' - Removing disks' for device_id, disk_info in API.list_disks.original().iteritems(): if disk_info['available'] is True: continue try: print ' - Retrieving ASD information for disk {0}'.format(disk_info['device']) for asd_id, asd_info in API.list_asds_disk.original(disk_id=device_id).iteritems(): print ' - Removing ASD {0}'.format(asd_id) API.asd_delete.original(disk_id=device_id, asd_id=asd_id) API.delete_disk.original(disk_id=device_id) except Exception as ex: print ' - Deleting ASDs failed: {0}'.format(ex) print ' - Removing services' for service_name in API.list_maintenance_services.original()['services']: print ' - Removing service {0}'.format(service_name) API.remove_maintenance_service.original(name=service_name) for service_name in [WATCHER_SERVICE, MANAGER_SERVICE]: if ServiceManager.has_service(name=service_name, client=local_client): print ' - Removing service {0}'.format(service_name) ServiceManager.stop_service(name=service_name, client=local_client) ServiceManager.remove_service(name=service_name, client=local_client) if store == 'arakoon': from source.tools.configuration.arakoon_config import ArakoonConfiguration local_client.file_delete(filenames=ArakoonConfiguration.CACC_LOCATION) local_client.file_delete(filenames=Toolbox.BOOTSTRAP_FILE) print '\n' + Interactive.boxed_message(['ASD Manager removal completed'])
def create_asd(partition_alias): """ Creates and starts an ASD on a given disk :param partition_alias: Alias of the partition of a disk (eg: /dev/disk/by-id/scsi-1ATA_TOSHIBA_MK2002TSKB_92M1KDMHF-part1) :type partition_alias: str :return: None """ all_asds = {} mountpoint = None for alias, mtpt in FSTab.read().iteritems(): all_asds.update(ASDController.list_asds(mtpt)) if alias == partition_alias: mountpoint = mtpt if mountpoint is None: raise RuntimeError('Failed to retrieve the mountpoint for partition with alias: {0}'.format(partition_alias)) # Fetch disk information disk_size = int(ASDController._local_client.run(['df', '-B', '1', '--output=size', mountpoint]).splitlines()[1]) # Find out appropriate disk size asds = 1.0 for asd_id in os.listdir(mountpoint): if os.path.isdir('/'.join([mountpoint, asd_id])) and Configuration.exists(ASDController.ASD_CONFIG.format(asd_id)): asds += 1 asd_size = int(math.floor(disk_size / asds)) for asd_id in os.listdir(mountpoint): if os.path.isdir('/'.join([mountpoint, asd_id])) and Configuration.exists(ASDController.ASD_CONFIG.format(asd_id)): config = json.loads(Configuration.get(ASDController.ASD_CONFIG.format(asd_id), raw=True)) config['capacity'] = asd_size config['rocksdb_block_cache_size'] = int(asd_size / 1024 / 4) Configuration.set(ASDController.ASD_CONFIG.format(asd_id), json.dumps(config, indent=4), raw=True) try: ServiceManager.send_signal(ASDController.ASD_SERVICE_PREFIX.format(asd_id), signal.SIGUSR1, ASDController._local_client) except Exception as ex: ASDController._logger.info('Could not send signal to ASD for reloading the quota: {0}'.format(ex)) # Prepare & start service asd_id = ''.join(random.choice(string.ascii_letters + string.digits) for _ in range(32)) ASDController._logger.info('Setting up service for disk {0}'.format(partition_alias)) homedir = '{0}/{1}'.format(mountpoint, asd_id) base_port = Configuration.get('{0}/network|port'.format(ASDController.CONFIG_ROOT)) ips = Configuration.get('{0}/network|ips'.format(ASDController.CONFIG_ROOT)) used_ports = [] for asd in all_asds.itervalues(): used_ports.append(asd['port']) if 'rora_port' in asd: used_ports.append(asd['rora_port']) asd_port = base_port rora_port = base_port + 1 while asd_port in used_ports: asd_port += 1 used_ports.append(asd_port) while rora_port in used_ports: rora_port += 1 asd_config = {'home': homedir, 'node_id': ASDController.NODE_ID, 'asd_id': asd_id, 'capacity': asd_size, 'log_level': 'info', 'port': asd_port, 'transport': 'tcp', 'rocksdb_block_cache_size': int(asd_size / 1024 / 4)} if Configuration.get('/ovs/framework/rdma'): asd_config['rora_port'] = rora_port asd_config['rora_transport'] = 'rdma' if ips is not None and len(ips) > 0: asd_config['ips'] = ips if Configuration.exists('{0}/extra'.format(ASDController.CONFIG_ROOT)): data = Configuration.get('{0}/extra'.format(ASDController.CONFIG_ROOT)) asd_config.update(data) Configuration.set(ASDController.ASD_CONFIG.format(asd_id), json.dumps(asd_config, indent=4), raw=True) service_name = ASDController.ASD_SERVICE_PREFIX.format(asd_id) params = {'CONFIG_PATH': Configuration.get_configuration_path('/ovs/alba/asds/{0}/config'.format(asd_id)), 'SERVICE_NAME': service_name, 'LOG_SINK': LogHandler.get_sink_path('alba_asd')} os.mkdir(homedir) ASDController._local_client.run(['chown', '-R', 'alba:alba', homedir]) ServiceManager.add_service('alba-asd', ASDController._local_client, params, service_name) ASDController.start_asd(asd_id)
if __name__ == '__main__': import os import json import glob from source.tools.filemutex import file_mutex from source.tools.localclient import LocalClient from source.tools.services.service import ServiceManager from source.tools.configuration import EtcdConfiguration _log('Executing post-upgrade logic of package openvstorage-sdm') with file_mutex('package_update'): client = LocalClient('127.0.0.1', username='******') migrate = False service_name = 'alba-asdmanager' if ServiceManager.has_service(service_name, client): _log('Removing old alba-asdmanager service') ServiceManager.stop_service(service_name, client) ServiceManager.remove_service(service_name, client) service_name = 'asd-manager' if ServiceManager.has_service(service_name, client) and ServiceManager.get_service_status(service_name, client) is True: _log('Stopping asd-manager service') ServiceManager.stop_service(service_name, client) # Migrate main configuration file path = '/opt/alba-asdmanager/config/config.json' if client.file_exists(path): _log('Migrating old configuration file to Etcd') with open(path) as config_file: config = json.load(config_file)
os.environ['ASD_NODE_ID'] = NODE_ID CONFIG_ROOT = '/ovs/alba/asdnodes/{0}/config'.format(NODE_ID) CURRENT_VERSION = 1 _logger = LogHandler.get('asd-manager', name='post-update') _logger.info('Executing post-update logic of package openvstorage-sdm') with file_mutex('package_update_pu'): client = LocalClient('127.0.0.1', username='******') key = '{0}/versions'.format(CONFIG_ROOT) version = Configuration.get(key) if Configuration.exists(key) else 0 service_name = 'asd-manager' if ServiceManager.has_service(service_name, client) and ServiceManager.get_service_status(service_name, client)[0] is True: _logger.info('Stopping asd-manager service') ServiceManager.stop_service(service_name, client) if version < CURRENT_VERSION: try: # Put migration code here pass except: pass Configuration.set(key, CURRENT_VERSION) if ServiceManager.has_service(service_name, client) and ServiceManager.get_service_status(service_name, client)[0] is False: _logger.info('Starting asd-manager service') ServiceManager.start_service(service_name, client)