def prepare_container(): """ Walks through pyon initialization in a deterministic way and initializes Container. In particular make sure configuration is loaded in correct order and pycc startup arguments are considered. """ # SIDE EFFECT: The import triggers static initializers: Gevent monkey patching, setting pyon defaults import pyon import threading threading.current_thread().name = "CC-Main" import logging global log log = logging.getLogger('pycc') from pyon.core import bootstrap, config from pyon.util.containers import get_safe, dict_merge # Set global testing flag to False. We are running as capability container, because # we started through the pycc program. bootstrap.testing = False # Set sysname if provided in startup argument if opts.sysname: bootstrap.set_sys_name(opts.sysname) # Trigger any initializing default logic in get_sys_name bootstrap.get_sys_name() command_line_config = kwargs # This holds the minimal configuration used to bootstrap pycc and pyon and connect to datastores. bootstrap_config = None # This holds the new CFG object for pyon. Build it up in proper sequence and conditions. pyon_config = config.read_standard_configuration() # Initial pyon.yml + pyon.local.yml # Load config override if provided. Supports variants literal and list of paths config_override = None if opts.config: if '{' in opts.config: # Variant 1: Dict of config values try: eval_value = ast.literal_eval(opts.config) config_override = eval_value except ValueError: raise Exception("Value error in config arg '%s'" % opts.config) else: # Variant 2: List of paths from pyon.util.config import Config config_override = Config([opts.config]).data # Determine bootstrap_config if opts.config_from_directory: # Load minimal bootstrap config if option "config_from_directory" bootstrap_config = config.read_local_configuration(['res/config/pyon_min_boot.yml']) config.apply_local_configuration(bootstrap_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) log.info("config_from_directory=True. Minimal bootstrap configuration: %s", bootstrap_config) else: # Otherwise: Set to standard set of local config files plus command line overrides bootstrap_config = deepcopy(pyon_config) config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) # Override sysname from config file or command line if not opts.sysname and bootstrap_config.get_safe("system.name", None): new_sysname = bootstrap_config.get_safe("system.name") bootstrap.set_sys_name(new_sysname) # Force_clean - deletes sysname datastores if opts.force_clean: from pyon.datastore import clear_db_util log.info("force_clean=True. DROP DATASTORES for sysname=%s", bootstrap.get_sys_name()) clear_db_util.clear_db(bootstrap_config, prefix=bootstrap.get_sys_name(), sysname=bootstrap.get_sys_name()) from pyon.core.interfaces.interfaces import InterfaceAdmin iadm = InterfaceAdmin(bootstrap.get_sys_name(), config=bootstrap_config) # If auto_store_interfaces: ensure that all datastores exist and directory is prepared, with config # WARNING: If multiple containers start concurrently, this may fail if get_safe(bootstrap_config, "bootstrap.auto_store_interfaces") is True: log.debug("auto_store_interfaces=True.") stored_config = deepcopy(pyon_config) config.apply_configuration(stored_config, config_override) config.apply_configuration(stored_config, command_line_config) iadm.create_core_datastores() iadm.store_config(stored_config) # Determine the final pyon_config: # - Start from standard config already set (pyon.yml + local YML files) # - Optionally load config from directory if opts.config_from_directory: config.apply_remote_config(bootstrap_cfg=bootstrap_config, system_cfg=pyon_config) # - Apply container profile specific config config.apply_profile_configuration(pyon_config, bootstrap_config) # - Reapply pyon.local.yml here again for good measure config.apply_local_configuration(pyon_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) # - Last apply any separate command line config overrides config.apply_configuration(pyon_config, config_override) config.apply_configuration(pyon_config, command_line_config) iadm.set_config(pyon_config) # Set the immediate flag when command line override specified if opts.immediate: dict_merge(pyon_config, {"system": {"immediate": True}}, inplace=True) # Determine system bootmode for bootstrapping actions (unless explicitly specified) if not pyon_config.get_safe("bootmode"): set_bootmode = get_safe(pyon_config, "bootstrap.set_bootmode") if set_bootmode == "auto": if iadm.system_data_exists(): dict_merge(pyon_config, {"bootmode": "restart"}, inplace=True) log.info("System bootmode auto-detection is ON. Determined bootmode=%s", pyon_config.get_safe("bootmode", "initial")) elif set_bootmode == "secondary": dict_merge(pyon_config, {"bootmode": "secondary"}, inplace=True) log.info("System bootmode override. Set to bootmode=%s", pyon_config.get_safe("bootmode", "")) log.info("System in bootmode=%s", pyon_config.get_safe("bootmode", "initial")) # Bootstrap the pyon framework's core. Load configuration etc. bootstrap.bootstrap_pyon(pyon_cfg=pyon_config) # Delete any queues/exchanges owned by sysname if option "broker_clean" is set if opts.broker_clean: log.info("broker_clean=True, sysname: %s", bootstrap.get_sys_name()) from putil.rabbitmq.rabbit_util import RabbitManagementUtil rabbit_util = RabbitManagementUtil(pyon_config, sysname=bootstrap.get_sys_name()) deleted_exchanges, deleted_queues = rabbit_util.clean_by_sysname() log.info("Exchanges deleted (%s): %s" % (len(deleted_exchanges), ", ".join(deleted_exchanges))) log.info("Queues deleted (%s): %s" % (len(deleted_queues), ", ".join(deleted_queues))) if opts.force_clean: from pyon.util.file_sys import FileSystem FileSystem._clean(pyon_config) # If auto_store_interfaces (cont'd): Store interfaces if not yet existing; set up messaging if get_safe(bootstrap_config, "bootstrap.auto_store_interfaces") is True: iadm.store_interfaces(idempotent=True) iadm.declare_core_exchange_resources() iadm.close() if opts.no_container: log.info("no_container=True. Stopping here.") return None # Create the container instance from pyon.container.cc import Container container = Container(*args, **command_line_config) container.version = version return container
def main(): ''' Store configuration and interfaces into the datastore How to run this from command line: bin/store_interfaces -s system name [ -of filename | -sf filename | -fc true|false] -of Load object definition file -sf Load service definition file -fc Force clean the database Example: Load all object and service definitions bin/python bin/store_interfaces -s mysysname Load all object and service definitions with force clean the database bin/python bin/store_interfaces -s mysysname -fc Load object definition from a file bin/python bin/store_interfaces -s mysysname -of obj/data/core/org.yml Load service definition from a file bin/python bin/store_interfaces -s mysysname -sf obj/services/core/datastore_service.yml ''' parser = argparse.ArgumentParser() parser.add_argument('-c', '--config', type=str, help='Additional config files to load or dict config content.', default=[]) parser.add_argument('-fc', '--force_clean', action='store_true', help='Force clean.') parser.add_argument("-of", "--object", dest="fobject", help="Load object definition from a file") parser.add_argument("-s", "--sysname", dest="sysname", help="System name") parser.add_argument("-sf", "--service", dest="fservice", help="Load service definition from a file") options, extra = parser.parse_known_args() args, command_line_config = parse_args(extra) print "store_interfaces: Storing SciON config and interfaces, with options:" , str(options) # ------------------------------------------------------------------------- # Store config and interfaces # Set global testing flag to False. We are running as standalone script. This is NO TEST. bootstrap.testing = False # Set sysname if provided in startup argument if options.sysname: bootstrap.set_sys_name(options.sysname) # Load config override if provided. Supports variants literal and list of paths config_override = None if options.config: if '{' in options.config: # Variant 1: Dict of config values try: eval_value = ast.literal_eval(options.config) config_override = eval_value except ValueError: raise Exception("Value error in config arg '%s'" % options.config) else: # Variant 2: List of paths from pyon.util.config import Config config_override = Config([options.config]).data # bootstrap_config - Used for running this store_interfaces script bootstrap_config = config.read_local_configuration(['res/config/pyon_min_boot.yml']) config.apply_local_configuration(bootstrap_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) if config_override: config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) # Override sysname from config file or command line if not options.sysname and bootstrap_config.get_safe("system.name", None): new_sysname = bootstrap_config.get_safe("system.name") bootstrap.set_sys_name(new_sysname) # Delete sysname datastores if option "force_clean" is set if options.force_clean: from pyon.datastore import clear_db_util from pyon.util.file_sys import FileSystem print "store_interfaces: force_clean=True. DROP DATASTORES for sysname=%s" % bootstrap.get_sys_name() pyon_config = config.read_standard_configuration() # Initial pyon.yml + pyon.local.yml clear_db_util.clear_db(bootstrap_config, prefix=bootstrap.get_sys_name(), sysname=bootstrap.get_sys_name()) FileSystem._clean(pyon_config) # ion_config - Holds the new CFG object for the system (independent of this tool's config) ion_config = config.read_standard_configuration() if config_override: config.apply_configuration(ion_config, config_override) config.apply_configuration(ion_config, command_line_config) # ------------------------------------------------------------------------- # Store config and interfaces iadm = InterfaceAdmin(bootstrap.get_sys_name(), config=bootstrap_config) # Make sure core datastores exist iadm.create_core_datastores() # Store system CFG properties iadm.store_config(ion_config) # Store system interfaces iadm.store_interfaces(options.fobject, options.fservice) iadm.close()
def main(): """ Store configuration and interfaces into the datastore How to run this from command line: bin/store_interfaces -s system name [ -of filename | -sf filename | -fc true|false] -of Load object definition file -sf Load service definition file -fc Force clean the database Example: Load all object and service definitions bin/python bin/store_interfaces -s mysysname Load all object and service definitions with force clean the database bin/python bin/store_interfaces -s mysysname -fc Load object definition from a file bin/python bin/store_interfaces -s mysysname -of obj/data/core/org.yml Load service definition from a file bin/python bin/store_interfaces -s mysysname -sf obj/services/core/datastore_service.yml """ parser = argparse.ArgumentParser() parser.add_argument( '-c', '--config', type=str, help='Additional config files to load or dict config content.', default=[]) parser.add_argument('-fc', '--force_clean', action='store_true', help='Force clean.') parser.add_argument("-of", "--object", dest="fobject", help="Load object definition from a file") parser.add_argument("-s", "--sysname", dest="sysname", help="System name") parser.add_argument("-sf", "--service", dest="fservice", help="Load service definition from a file") options, extra = parser.parse_known_args() args, command_line_config = parse_args(extra) log.info("Storing SciON config and interfaces, with options: %s", str(options)) from pyon.core import log as logutil logutil.configure_logging(logutil.DEFAULT_LOGGING_PATHS) # ------------------------------------------------------------------------- # Store config and interfaces # Set global testing flag to False. We are running as standalone script. This is NO TEST. bootstrap.testing = False # Set sysname if provided in startup argument if options.sysname: bootstrap.set_sys_name(options.sysname) # Load config override if provided. Supports variants literal and list of paths config_override = None if options.config: if '{' in options.config: # Variant 1: Dict of config values try: eval_value = ast.literal_eval(options.config) config_override = eval_value except ValueError: raise Exception("Value error in config arg '%s'" % options.config) else: # Variant 2: List of paths from pyon.util.config import Config config_override = Config([options.config]).data # bootstrap_config - Used for running this store_interfaces script bootstrap_config = config.read_local_configuration( ['res/config/pyon_min_boot.yml']) config.apply_local_configuration(bootstrap_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) if config_override: config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) # Override sysname from config file or command line if not options.sysname and bootstrap_config.get_safe("system.name", None): new_sysname = bootstrap_config.get_safe("system.name") bootstrap.set_sys_name(new_sysname) # Delete sysname datastores if option "force_clean" is set if options.force_clean: from pyon.datastore import clear_db_util from pyon.util.file_sys import FileSystem log.info("force_clean=True. DROP DATASTORES for sysname=%s" % bootstrap.get_sys_name()) pyon_config = config.read_standard_configuration( ) # Initial pyon.yml + pyon.local.yml clear_db_util.clear_db(bootstrap_config, prefix=bootstrap.get_sys_name(), sysname=bootstrap.get_sys_name()) FileSystem._clean(pyon_config) # ion_config - Holds the new CFG object for the system (independent of this tool's config) ion_config = config.read_standard_configuration() if config_override: config.apply_configuration(ion_config, config_override) config.apply_configuration(ion_config, command_line_config) # ------------------------------------------------------------------------- # Store config and interfaces iadm = InterfaceAdmin(bootstrap.get_sys_name(), config=bootstrap_config) # Make sure core datastores exist iadm.create_core_datastores() # Store system CFG properties iadm.store_config(ion_config) # Store system interfaces iadm.store_interfaces(options.fobject, options.fservice) iadm.close()
def prepare_container(): """ Walks through pyon initialization in a deterministic way and initializes Container. In particular make sure configuration is loaded in correct order and pycc startup arguments are considered. """ # SIDE EFFECT: The import triggers static initializers: Gevent monkey patching, setting pyon defaults import pyon import threading threading.current_thread().name = "CC-Main" import logging global log log = logging.getLogger('pycc') from pyon.core import bootstrap, config from pyon.util.containers import get_safe, dict_merge # Set global testing flag to False. We are running as capability container, because # we started through the pycc program. bootstrap.testing = False # Set sysname if provided in startup argument if opts.sysname: bootstrap.set_sys_name(opts.sysname) # Trigger any initializing default logic in get_sys_name bootstrap.get_sys_name() command_line_config = kwargs # This holds the minimal configuration used to bootstrap pycc and pyon and connect to datastores. bootstrap_config = None # This holds the new CFG object for pyon. Build it up in proper sequence and conditions. pyon_config = config.read_standard_configuration( ) # Initial pyon.yml + pyon.local.yml # Load config override if provided. Supports variants literal and list of paths config_override = None if opts.config: if '{' in opts.config: # Variant 1: Dict of config values try: eval_value = ast.literal_eval(opts.config) config_override = eval_value except ValueError: raise Exception("Value error in config arg '%s'" % opts.config) else: # Variant 2: List of paths from pyon.util.config import Config config_override = Config([opts.config]).data # Determine bootstrap_config if opts.config_from_directory: # Load minimal bootstrap config if option "config_from_directory" bootstrap_config = config.read_local_configuration( ['res/config/pyon_min_boot.yml']) config.apply_local_configuration(bootstrap_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) log.info( "config_from_directory=True. Minimal bootstrap configuration: %s", bootstrap_config) else: # Otherwise: Set to standard set of local config files plus command line overrides bootstrap_config = deepcopy(pyon_config) config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) # Override sysname from config file or command line if not opts.sysname and bootstrap_config.get_safe("system.name", None): new_sysname = bootstrap_config.get_safe("system.name") bootstrap.set_sys_name(new_sysname) # Force_clean - deletes sysname datastores if opts.force_clean: from pyon.datastore import clear_db_util log.info("force_clean=True. DROP DATASTORES for sysname=%s", bootstrap.get_sys_name()) clear_db_util.clear_db(bootstrap_config, prefix=bootstrap.get_sys_name(), sysname=bootstrap.get_sys_name()) from pyon.core.interfaces.interfaces import InterfaceAdmin iadm = InterfaceAdmin(bootstrap.get_sys_name(), config=bootstrap_config) # If auto_store_interfaces: ensure that all datastores exist and directory is prepared, with config # WARNING: If multiple containers start concurrently, this may fail if get_safe(bootstrap_config, "bootstrap.auto_store_interfaces") is True: log.debug("auto_store_interfaces=True.") stored_config = deepcopy(pyon_config) config.apply_configuration(stored_config, config_override) config.apply_configuration(stored_config, command_line_config) iadm.create_core_datastores() iadm.store_config(stored_config) # Determine the final pyon_config: # - Start from standard config already set (pyon.yml + local YML files) # - Optionally load config from directory if opts.config_from_directory: config.apply_remote_config(bootstrap_cfg=bootstrap_config, system_cfg=pyon_config) # - Apply container profile specific config config.apply_profile_configuration(pyon_config, bootstrap_config) # - Reapply pyon.local.yml here again for good measure config.apply_local_configuration(pyon_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) # - Last apply any separate command line config overrides config.apply_configuration(pyon_config, config_override) config.apply_configuration(pyon_config, command_line_config) iadm.set_config(pyon_config) # Set the immediate flag when command line override specified if opts.immediate: dict_merge(pyon_config, {"system": { "immediate": True }}, inplace=True) # Determine system bootmode for bootstrapping actions (unless explicitly specified) if not pyon_config.get_safe("bootmode"): set_bootmode = get_safe(pyon_config, "bootstrap.set_bootmode") if set_bootmode == "auto": if iadm.system_data_exists(): dict_merge(pyon_config, {"bootmode": "restart"}, inplace=True) log.info( "System bootmode auto-detection is ON. Determined bootmode=%s", pyon_config.get_safe("bootmode", "initial")) elif set_bootmode == "secondary": dict_merge(pyon_config, {"bootmode": "secondary"}, inplace=True) log.info("System bootmode override. Set to bootmode=%s", pyon_config.get_safe("bootmode", "")) log.info("System in bootmode=%s", pyon_config.get_safe("bootmode", "initial")) # Bootstrap the pyon framework's core. Load configuration etc. bootstrap.bootstrap_pyon(pyon_cfg=pyon_config) # Delete any queues/exchanges owned by sysname if option "broker_clean" is set if opts.broker_clean: log.info("broker_clean=True, sysname: %s", bootstrap.get_sys_name()) from putil.rabbitmq.rabbit_util import RabbitManagementUtil rabbit_util = RabbitManagementUtil( pyon_config, sysname=bootstrap.get_sys_name()) deleted_exchanges, deleted_queues = rabbit_util.clean_by_sysname() log.info("Exchanges deleted (%s): %s" % (len(deleted_exchanges), ", ".join(deleted_exchanges))) log.info("Queues deleted (%s): %s" % (len(deleted_queues), ", ".join(deleted_queues))) if opts.force_clean: from pyon.util.file_sys import FileSystem FileSystem._clean(pyon_config) # If auto_store_interfaces (cont'd): Store interfaces if not yet existing; set up messaging if get_safe(bootstrap_config, "bootstrap.auto_store_interfaces") is True: iadm.store_interfaces(idempotent=True) iadm.declare_core_exchange_resources() iadm.close() if opts.no_container: log.info("no_container=True. Stopping here.") return None # Create the container instance from pyon.container.cc import Container container = Container(*args, **command_line_config) container.version = version return container
def prepare_container(): """ Walks through pyon initialization in a deterministic way and initializes Container. In particular make sure configuration is loaded in correct order and pycc startup arguments are considered. """ # SIDE EFFECT: The import triggers static initializers: Monkey patching, setting pyon defaults import pyon import threading threading.current_thread().name = "CC-Main" from pyon.core import bootstrap, config # Set global testing flag to False. We are running as capability container, because # we started through the pycc program. bootstrap.testing = False # Set sysname if provided in startup argument if opts.sysname: bootstrap.set_sys_name(opts.sysname) # Trigger any initializing default logic in get_sys_name bootstrap.get_sys_name() command_line_config = kwargs # This holds the minimal configuration used to bootstrap pycc and pyon and connect to datastores. bootstrap_config = None # This holds the new CFG object for pyon. Build it up in proper sequence and conditions. pyon_config = config.read_standard_configuration() # Initial pyon.yml + pyon.local.yml # Load config override if provided. Supports variants literal and list of paths config_override = None if opts.config: if '{' in opts.config: # Variant 1: Dict of config values try: eval_value = ast.literal_eval(opts.config) config_override = eval_value except ValueError: raise Exception("Value error in config arg '%s'" % opts.config) else: # Variant 2: List of paths from pyon.util.config import Config config_override = Config([opts.config]).data # Determine bootstrap_config if opts.config_from_directory: # Load minimal bootstrap config if option "config_from_directory" bootstrap_config = config.read_local_configuration(['res/config/pyon_min_boot.yml']) config.apply_local_configuration(bootstrap_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) print "pycc: config_from_directory=True. Minimal bootstrap configuration:", bootstrap_config else: # Otherwise: Set to standard set of local config files plus command line overrides bootstrap_config = deepcopy(pyon_config) config.apply_configuration(bootstrap_config, config_override) config.apply_configuration(bootstrap_config, command_line_config) # Override sysname from config file or command line if not opts.sysname and bootstrap_config.get_safe("system.name", None): new_sysname = bootstrap_config.get_safe("system.name") bootstrap.set_sys_name(new_sysname) # Delete sysname datastores if option "force_clean" is set if opts.force_clean: from pyon.datastore import clear_db_util print "pycc: force_clean=True. DROP DATASTORES for sysname=%s" % bootstrap.get_sys_name() clear_db_util.clear_db(bootstrap_config, prefix=bootstrap.get_sys_name(), sysname=bootstrap.get_sys_name()) pyon_config.container.filesystem.force_clean=True from pyon.core.interfaces.interfaces import InterfaceAdmin iadm = InterfaceAdmin(bootstrap.get_sys_name(), config=bootstrap_config) # If auto_bootstrap, load config and interfaces into directory # Note: this is idempotent and will not alter anything if this is not the first container to run if bootstrap_config.system.auto_bootstrap: print "pycc: auto_bootstrap=True." stored_config = deepcopy(pyon_config) config.apply_configuration(stored_config, config_override) config.apply_configuration(stored_config, command_line_config) iadm.create_core_datastores() iadm.store_config(stored_config) # Determine the final pyon_config # - Start from standard config already set (pyon.yml + local YML files) # - Optionally load config from directory if opts.config_from_directory: config.apply_remote_config(bootstrap_cfg=bootstrap_config, system_cfg=pyon_config) # - Apply container profile specific config config.apply_profile_configuration(pyon_config, bootstrap_config) # - Reapply pyon.local.yml here again for good measure config.apply_local_configuration(pyon_config, pyon.DEFAULT_LOCAL_CONFIG_PATHS) # - Last apply any separate command line config overrides config.apply_configuration(pyon_config, config_override) config.apply_configuration(pyon_config, command_line_config) # Also set the immediate flag, but only if specified - it is an override if opts.immediate: from pyon.util.containers import dict_merge dict_merge(pyon_config, {'system':{'immediate':True}}, True) # Bootstrap pyon's core. Load configuration etc. bootstrap.bootstrap_pyon(pyon_cfg=pyon_config) # Delete any queues/exchanges owned by sysname if option "broker_clean" is set if opts.broker_clean: print "pycc: broker_clean=True, sysname:", bootstrap.get_sys_name() # build connect str from pyon.util.containers import get_safe mgmt_cfg_key = pyon_config.get_safe("container.messaging.management.server", "rabbit_manage") mgmt_cfg = pyon_config.get_safe("server." + mgmt_cfg_key) mgmt_port = get_safe(mgmt_cfg, "port") or "15672" username = get_safe(mgmt_cfg, "username") or "guest" password = get_safe(mgmt_cfg, "password") or "guest" connect_str = "-q -H %s -P %s -u %s -p %s -V %s" % (pyon_config.get_safe('server.amqp_priv.host', pyon_config.get_safe('server.amqp.host', 'localhost')), mgmt_port, username, password, '/') from putil.rabbithelper import clean_by_sysname deleted_exchanges, deleted_queues = clean_by_sysname(connect_str, bootstrap.get_sys_name()) print " exchanges deleted (%s): %s" % (len(deleted_exchanges), ", ".join(deleted_exchanges)) print " queues deleted (%s): %s" % (len(deleted_queues), ", ".join(deleted_queues)) if opts.force_clean: path = os.path.join(pyon_config.get_safe('container.filesystem.root', '/tmp/scion'), bootstrap.get_sys_name()) print "force_clean: Removing", path FileSystem._clean(pyon_config) # Auto-bootstrap interfaces if bootstrap_config.system.auto_bootstrap: iadm.store_interfaces(idempotent=True) iadm.close() if opts.no_container: print "pycc: no_container=True. Stopping here." return None # Create the container instance from pyon.container.cc import Container container = Container(*args, **command_line_config) return container