def _check_preview_table_row( *, host_config: config.HostConfig, ip_address: Optional[HostAddress], service: Service, check_source: str, parsed_sections_broker: ParsedSectionsBroker, found_on_nodes: List[HostName], value_store_manager: ValueStoreManager, ) -> CheckPreviewEntry: plugin = agent_based_register.get_check_plugin(service.check_plugin_name) params = _preview_params(host_config.hostname, service, plugin, check_source) if check_source in ['legacy', 'active', 'custom']: exitcode = None output = u"WAITING - %s check, cannot be done offline" % check_source.title( ) ruleset_name: Optional[RulesetName] = None else: ruleset_name = (str(plugin.check_ruleset_name) if plugin and plugin.check_ruleset_name else None) wrapped_params = (Parameters(wrap_parameters(params)) if plugin and plugin.check_default_parameters is not None else None) exitcode, output, _perfdata = checking.get_aggregated_result( parsed_sections_broker, host_config, ip_address, service, plugin, lambda p=wrapped_params: p, # type: ignore[misc] # "type of lambda" value_store_manager=value_store_manager, persist_value_store_changes=False, # never during discovery ).result # Service discovery never uses the perfdata in the check table. That entry # is constantly discarded, yet passed around(back and forth) as part of the # discovery result in the request elements. Some perfdata VALUES are not parsable # by ast.literal_eval such as "inf" it lead to ValueErrors. Thus keep perfdata empty perfdata: List[MetricTuple] = [] return ( _preview_check_source(host_config.hostname, service, check_source), str(service.check_plugin_name), ruleset_name, service.item, service.parameters, params, service.description, exitcode, output, perfdata, service.service_labels.to_dict(), found_on_nodes, )
def get_check_preview( *, host_name: HostName, max_cachefile_age: int, use_cached_snmp_data: bool, on_error: str, ) -> Tuple[CheckPreviewTable, QualifiedDiscovery[HostLabel]]: """Get the list of service of a host or cluster and guess the current state of all services if possible""" config_cache = config.get_config_cache() host_config = config_cache.get_host_config(host_name) ip_address = None if host_config.is_cluster else config.lookup_ip_address( host_config) discovery_parameters = DiscoveryParameters( on_error=on_error, load_labels=True, save_labels=False, only_host_labels=False, ) _set_cache_opts_of_checkers(use_cached_snmp_data=use_cached_snmp_data) parsed_sections_broker, _source_results = make_broker( config_cache=config_cache, host_config=host_config, ip_address=ip_address, mode=Mode.DISCOVERY, file_cache_max_age=max_cachefile_age, selected_sections=NO_SELECTION, fetcher_messages=(), force_snmp_cache_refresh=not use_cached_snmp_data, on_scan_error=on_error, ) grouped_services, host_label_result = _get_host_services( host_config, ip_address, parsed_sections_broker, discovery_parameters, ) table: CheckPreviewTable = [] for check_source, services_with_nodes in grouped_services.items(): for service, found_on_nodes in services_with_nodes: plugin = agent_based_register.get_check_plugin( service.check_plugin_name) params = _preview_params(host_name, service, plugin, check_source) if check_source in ['legacy', 'active', 'custom']: exitcode = None output = u"WAITING - %s check, cannot be done offline" % check_source.title( ) ruleset_name: Optional[RulesetName] = None else: ruleset_name = (str(plugin.check_ruleset_name) if plugin and plugin.check_ruleset_name else None) wrapped_params = ( Parameters(wrap_parameters(params)) if plugin and plugin.check_default_parameters is not None else None) exitcode, output, _perfdata = checking.get_aggregated_result( parsed_sections_broker, host_config, ip_address, service, plugin, lambda p=wrapped_params: p, # type: ignore[misc] # "type of lambda" ).result # Service discovery never uses the perfdata in the check table. That entry # is constantly discarded, yet passed around(back and forth) as part of the # discovery result in the request elements. Some perfdata VALUES are not parsable # by ast.literal_eval such as "inf" it lead to ValueErrors. Thus keep perfdata empty perfdata: List[MetricTuple] = [] table.append(( _preview_check_source(host_name, service, check_source), str(service.check_plugin_name), ruleset_name, service.item, service.parameters, params, service.description, exitcode, output, perfdata, service.service_labels.to_dict(), found_on_nodes, )) return table, host_label_result