Best Python code snippet using localstack_python
metric_handler.py
Source:metric_handler.py
...124 if not config.is_collect_metrics_mode():125 return126 item = self._get_metric_handler_item_for_context(context)127 item.caught_exception_name = exception.__class__.__name__128 def update_metric_collection(129 self, chain: HandlerChain, context: RequestContext, response: Response130 ):131 if not config.is_collect_metrics_mode() or not context.service_operation:132 return133 is_internal = is_internal_call_context(context.request.headers)134 item = self._get_metric_handler_item_for_context(context)135 # parameters might get changed when dispatched to the service - we use the params stored in136 # parameters_after_parse137 parameters = ",".join(item.parameters_after_parse or [])138 response_data = response.data.decode("utf-8") if response.status_code >= 300 else ""139 MetricHandler.metric_data.append(140 Metric(141 service=context.service_operation.service,142 operation=context.service_operation.operation,...
app.py
Source:app.py
1from localstack.aws import handlers2from localstack.aws.handlers.metric_handler import MetricHandler3from localstack.aws.handlers.service_plugin import ServiceLoader4from localstack.services.plugins import SERVICE_PLUGINS, ServiceManager, ServicePluginManager5from .gateway import Gateway6from .handlers.fallback import EmptyResponseHandler7from .handlers.service import ServiceRequestRouter8class LocalstackAwsGateway(Gateway):9 def __init__(self, service_manager: ServiceManager = None) -> None:10 super().__init__()11 # basic server components12 self.service_manager = service_manager or ServicePluginManager()13 self.service_request_router = ServiceRequestRouter()14 # lazy-loads services into the router15 load_service = ServiceLoader(self.service_manager, self.service_request_router)16 metric_collector = MetricHandler()17 # the main request handler chain18 self.request_handlers.extend(19 [20 handlers.push_request_context,21 metric_collector.create_metric_handler_item,22 handlers.parse_service_name, # enforce_cors and content_decoder depend on the service name23 handlers.enforce_cors,24 handlers.content_decoder,25 handlers.serve_localstack_resources, # try to serve internal resources in /_localstack first26 handlers.serve_default_listeners, # legacy proxy default listeners27 handlers.serve_edge_router_rules,28 # start aws handler chain29 handlers.inject_auth_header_if_missing,30 handlers.add_region_from_header,31 handlers.add_account_id,32 handlers.parse_service_request,33 metric_collector.record_parsed_request,34 handlers.serve_custom_service_request_handlers,35 load_service, # once we have the service request we can make sure we load the service36 self.service_request_router, # once we know the service is loaded we can route the request37 # if the chain is still running, set an empty response38 EmptyResponseHandler(404, b'{"message": "Not Found"}'),39 ]40 )41 # exception handlers in the chain42 self.exception_handlers.extend(43 [44 handlers.log_exception,45 handlers.handle_service_exception,46 handlers.handle_internal_failure,47 ]48 )49 # response post-processing50 self.response_handlers.extend(51 [52 handlers.parse_service_response,53 handlers.set_close_connection_header,54 handlers.run_custom_response_handlers,55 handlers.add_cors_response_headers,56 handlers.log_response,57 handlers.count_service_request,58 handlers.pop_request_context,59 metric_collector.update_metric_collection,60 ]61 )62def main():63 """64 Serve the LocalstackGateway with the default configuration directly through hypercorn. This is mostly for65 development purposes and documentation on how to serve the Gateway.66 """67 from .serving.hypercorn import serve68 use_ssl = True69 port = 456670 # serve the LocalStackAwsGateway in a dev app71 from localstack.utils.bootstrap import setup_logging72 setup_logging()73 if use_ssl:74 from localstack.services.generic_proxy import (75 GenericProxy,76 install_predefined_cert_if_available,77 )78 install_predefined_cert_if_available()79 _, cert_file_name, key_file_name = GenericProxy.create_ssl_cert(serial_number=port)80 ssl_creds = (cert_file_name, key_file_name)81 else:82 ssl_creds = None83 gw = LocalstackAwsGateway(SERVICE_PLUGINS)84 serve(gw, use_reloader=True, port=port, ssl_creds=ssl_creds)85if __name__ == "__main__":...
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