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Filename :
aws_lambda.py
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import sys from sentry_sdk.hub import Hub, _should_send_default_pii from sentry_sdk._compat import reraise from sentry_sdk.utils import ( AnnotatedValue, capture_internal_exceptions, event_from_exception, logger, ) from sentry_sdk.integrations import Integration from sentry_sdk.integrations._wsgi_common import _filter_headers def _wrap_handler(handler): def sentry_handler(event, context, *args, **kwargs): hub = Hub.current integration = hub.get_integration(AwsLambdaIntegration) if integration is None: return handler(event, context, *args, **kwargs) with hub.push_scope() as scope: with capture_internal_exceptions(): scope.clear_breadcrumbs() scope.transaction = context.function_name scope.add_event_processor(_make_request_event_processor(event, context)) try: return handler(event, context, *args, **kwargs) except Exception: exc_info = sys.exc_info() event, hint = event_from_exception( exc_info, client_options=hub.client.options, mechanism={"type": "aws_lambda", "handled": False}, ) hub.capture_event(event, hint=hint) reraise(*exc_info) return sentry_handler def _drain_queue(): with capture_internal_exceptions(): hub = Hub.current integration = hub.get_integration(AwsLambdaIntegration) if integration is not None: # Flush out the event queue before AWS kills the # process. hub.client.flush() class AwsLambdaIntegration(Integration): identifier = "aws_lambda" @staticmethod def setup_once(): import __main__ as lambda_bootstrap # type: ignore pre_37 = True # Python 3.6 or 2.7 if not hasattr(lambda_bootstrap, "handle_http_request"): try: import bootstrap as lambda_bootstrap # type: ignore pre_37 = False # Python 3.7 except ImportError: pass if not hasattr(lambda_bootstrap, "handle_event_request"): logger.warning( "Not running in AWS Lambda environment, " "AwsLambdaIntegration disabled" ) return if pre_37: old_handle_event_request = lambda_bootstrap.handle_event_request def sentry_handle_event_request(request_handler, *args, **kwargs): request_handler = _wrap_handler(request_handler) return old_handle_event_request(request_handler, *args, **kwargs) lambda_bootstrap.handle_event_request = sentry_handle_event_request old_handle_http_request = lambda_bootstrap.handle_http_request def sentry_handle_http_request(request_handler, *args, **kwargs): request_handler = _wrap_handler(request_handler) return old_handle_http_request(request_handler, *args, **kwargs) lambda_bootstrap.handle_http_request = sentry_handle_http_request # Patch to_json to drain the queue. This should work even when the # SDK is initialized inside of the handler old_to_json = lambda_bootstrap.to_json def sentry_to_json(*args, **kwargs): _drain_queue() return old_to_json(*args, **kwargs) lambda_bootstrap.to_json = sentry_to_json else: old_handle_event_request = lambda_bootstrap.handle_event_request def sentry_handle_event_request( # type: ignore lambda_runtime_client, request_handler, *args, **kwargs ): request_handler = _wrap_handler(request_handler) return old_handle_event_request( lambda_runtime_client, request_handler, *args, **kwargs ) lambda_bootstrap.handle_event_request = sentry_handle_event_request # Patch the runtime client to drain the queue. This should work # even when the SDK is initialized inside of the handler def _wrap_post_function(f): def inner(*args, **kwargs): _drain_queue() return f(*args, **kwargs) return inner lambda_bootstrap.LambdaRuntimeClient.post_invocation_result = _wrap_post_function( lambda_bootstrap.LambdaRuntimeClient.post_invocation_result ) lambda_bootstrap.LambdaRuntimeClient.post_invocation_error = _wrap_post_function( lambda_bootstrap.LambdaRuntimeClient.post_invocation_error ) def _make_request_event_processor(aws_event, aws_context): def event_processor(event, hint): extra = event.setdefault("extra", {}) extra["lambda"] = { "remaining_time_in_millis": aws_context.get_remaining_time_in_millis(), "function_name": aws_context.function_name, "function_version": aws_context.function_version, "invoked_function_arn": aws_context.invoked_function_arn, "aws_request_id": aws_context.aws_request_id, } request = event.setdefault("request", {}) if "httpMethod" in aws_event: request["method"] = aws_event["httpMethod"] request["url"] = _get_url(aws_event, aws_context) if "queryStringParameters" in aws_event: request["query_string"] = aws_event["queryStringParameters"] if "headers" in aws_event: request["headers"] = _filter_headers(aws_event["headers"]) if aws_event.get("body", None): # Unfortunately couldn't find a way to get structured body from AWS # event. Meaning every body is unstructured to us. request["data"] = AnnotatedValue("", {"rem": [["!raw", "x", 0, 0]]}) if _should_send_default_pii(): user_info = event.setdefault("user", {}) id = aws_event.get("identity", {}).get("userArn") if id is not None: user_info["id"] = id ip = aws_event.get("identity", {}).get("sourceIp") if ip is not None: user_info["ip_address"] = ip return event return event_processor def _get_url(event, context): path = event.get("path", None) headers = event.get("headers", {}) host = headers.get("Host", None) proto = headers.get("X-Forwarded-Proto", None) if proto and host and path: return "{}://{}{}".format(proto, host, path) return "awslambda:///{}".format(context.function_name)