Best Python code snippet using localstack_python
events_starter.py
Source:events_starter.py
...68 return False69 if isinstance(value.get(key_a), list) and value_a not in value.get(key_a):70 if not handle_prefix_filtering(value.get(key_a), value_a):71 return False72 elif isinstance(value, list) and not identify_content_base_parameter_in_pattern(value):73 if (74 isinstance(event_value, list)75 and get_two_lists_intersection(value, event_value) == []76 ):77 return False78 elif (79 not isinstance(event_value, list)80 and isinstance(event_value, (str, int))81 and event_value not in value82 ):83 return False84 elif isinstance(value, list) and identify_content_base_parameter_in_pattern(value):85 if not filter_event_with_content_base_parameter(value, event_value):86 return False87 elif isinstance(value, (str, dict)):88 try:89 value = json.loads(value) if isinstance(value, str) else value90 if isinstance(value, dict) and not filter_event(value, event_value):91 return False92 except json.decoder.JSONDecodeError:93 return False94 return True95 rule_information = self.events_backend.describe_rule(rule_name)96 if not rule_information:97 LOG.info('Unable to find rule "%s" in backend: %s', rule_name, rule_information)98 return False99 if rule_information.event_pattern._pattern:100 event_pattern = rule_information.event_pattern._pattern101 if not filter_event(event_pattern, event):102 return False103 return True104def process_events(event: Dict, targets: List[Dict]):105 for target in targets:106 arn = target["Arn"]107 changed_event = filter_event_with_target_input_path(target, event)108 try:109 send_event_to_target(arn, changed_event, aws_stack.get_events_target_attributes(target))110 except Exception as e:111 LOG.info(f"Unable to send event notification {truncate(event)} to target {target}: {e}")112def apply_patches():113 # Fix events ARN114 def rule_model_generate_arn(self, name):115 return "arn:aws:events:{region_name}:{account_id}:rule/{name}".format(116 region_name=self.region_name, account_id=TEST_AWS_ACCOUNT_ID, name=name117 )118 # specific logic for put_events which forwards matching events to target listeners119 def events_handler_put_events(self):120 entries = self._get_param("Entries")121 events = list(map(lambda event: {"event": event, "uuid": str(uuid.uuid4())}, entries))122 _dump_events_to_files(events)123 event_rules = self.events_backend.rules124 for event_envelope in events:125 event = event_envelope["event"]126 event_bus = event.get("EventBusName") or DEFAULT_EVENT_BUS_NAME127 matchine_rules = [r for r in event_rules.values() if r.event_bus_name == event_bus]128 if not matchine_rules:129 continue130 formatted_event = {131 "version": "0",132 "id": event_envelope["uuid"],133 "detail-type": event.get("DetailType"),134 "source": event.get("Source"),135 "account": TEST_AWS_ACCOUNT_ID,136 "time": datetime.datetime.utcnow().strftime("%Y-%m-%dT%H:%M:%SZ"),137 "region": self.region,138 "resources": event.get("Resources", []),139 "detail": json.loads(event.get("Detail", "{}")),140 }141 targets = []142 for rule in matchine_rules:143 if filter_event_based_on_event_format(self, rule.name, formatted_event):144 targets.extend(self.events_backend.list_targets_by_rule(rule.name)["Targets"])145 # process event146 process_events(formatted_event, targets)147 content = {148 "FailedEntryCount": 0, # TODO: dynamically set proper value when refactoring149 "Entries": list(map(lambda event: {"EventId": event["uuid"]}, events)),150 }151 self.response_headers.update(152 {"Content-Type": APPLICATION_AMZ_JSON_1_1, "x-amzn-RequestId": short_uid()}153 )154 return json.dumps(content), self.response_headers155 rule_model._generate_arn = rule_model_generate_arn156 events_handler.put_events = events_handler_put_events157def start_scheduler():158 JobScheduler.start()159def start_events(port=None, asynchronous=None, update_listener=None):160 port = port or config.service_port("events")161 apply_patches()162 start_scheduler()163 return start_moto_server(164 key="events",165 port=port,166 name="Cloudwatch Events",167 asynchronous=asynchronous,168 update_listener=update_listener,169 )170# ---------------171# HELPER METHODS172# ---------------173def get_two_lists_intersection(lst1, lst2):174 lst3 = [value for value in lst1 if value in lst2]175 return lst3176def identify_content_base_parameter_in_pattern(parameters):177 if any(178 list(param.keys())[0] in CONTENT_BASE_FILTER_KEYWORDS179 for param in parameters180 if isinstance(param, dict)181 ):182 return True183def filter_event_with_content_base_parameter(pattern_value, event_value):184 for element in pattern_value:185 if (isinstance(element, (str, int))) and (event_value == element or element in event_value):186 return True187 elif isinstance(element, dict):188 element_key = list(element.keys())[0]189 element_value = element.get(element_key)190 if element_key.lower() == "prefix":...
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