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GoogleAds.SummaryRequestLogs Warning: 1 : [2023-09-15 19:58:39Z] -
Request made: Host: ,
Method: /google.ads.googleads.v26.services.GoogleAdsService/SearchStream,
ClientCustomerID: 5951878031, RequestID: hELhBPNlEDd8mWYcZu7b8g,
IsFault: True, FaultMessage: Status(StatusCode="InvalidArgument",
Detail="Request contains an invalid argument.")

GoogleAds.DetailedRequestLogs Verbose: 1 : [2023-11-02 21:09:36Z] -
---------------BEGIN API CALL---------------

Request
-------

Method Name: /google.ads.googleads.v26.services.GoogleAdsService/SearchStream
Host:
Headers: {
  "x-goog-api-client": "gl-dotnet/5.0.0 gapic/17.0.1 gax/4.2.0 grpc/2.46.3",
  "login-customer-id": "1234567890",
  "x-goog-request-params": "customer_id=4567890123"
}

{
  "customerId": "4567890123",
  "query": "SELECT ad_group_criterion.type FROM ad_group_criterion WHERE ad_group.status IN (ENABLED, PAUSED) AND campaign.status IN (ENABLED, PAUSED)",
  "summaryRowSetting": "NO_SUMMARY_ROW"
}

Response
--------
Headers: {
  "date": "Thu, 02 Nov 2023 21:09:35 GMT",
  "alt-svc": "h3-29=\":443\"; ma=2592000"
}

{
  "results": [
    {
      "adGroupCriterion": {
        "resourceName": "customers/4567890123/adGroupCriteria/456789456789~123456123467",
        "type": "KEYWORD"
      }
    },
    {
      "adGroupCriterion": {
        "resourceName": "customers/4567890123/adGroupCriteria/456789456789~56789056788",
        "type": "KEYWORD"
      }
    }
  ],
  "fieldMask": "adGroupCriterion.type",
  "requestId": "VsJ4F00ew6s9heHvAJ-abw"
}
----------------END API CALL----------------

# Copyright 2022 Google LLC
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""A custom gRPC Interceptor that logs requests and responses to Cloud Logging.

The custom interceptor object is passed into the get_service method of the
GoogleAdsClient. It intercepts requests and responses, parses them into a
human readable structure and logs them using the logging service instantiated
within the class (in this case, a Cloud Logging client).
"""

import time
from typing import Any, Callable, Dict, Optional

from google.cloud import logging as google_cloud_logging
from grpc._interceptor import _ClientCallDetails

from google.ads.googleads.interceptors import LoggingInterceptor


class CloudLoggingInterceptor(LoggingInterceptor):
    """An interceptor that logs rpc request and response details to Google Cloud Logging.

    This class inherits logic from the LoggingInterceptor, which simplifies the
    implementation here. Some logic is required here in order to make the
    underlying logic work -- comments make note of this where applicable.
    NOTE: Inheriting from the LoggingInterceptor class could yield unexpected side
    effects. For example, if the LoggingInterceptor class is updated, this class would
    inherit the updated logic, which could affect its functionality. One option to avoid
    this is to inherit from the Interceptor class instead, and selectively copy whatever
    logic is needed from the LoggingInterceptor class."""

    def __init__(self, api_version: str):
        """Initializer for the CloudLoggingInterceptor.

        Args:
            api_version: a str of the API version of the request.
        """
        super().__init__(logger=None, api_version=api_version)
        # Instantiate the Cloud Logging client.
        logging_client: google_cloud_logging.Client = google_cloud_logging.Client()
        self.logger: google_cloud_logging.Logger = logging_client.logger("cloud_logging")
        self.rpc_start: float
        self.rpc_end: float

    def log_successful_request(
        self,
        method: str,
        customer_id: Optional[str],
        metadata_json: str,
        request_id: str,
        request: Any,  # google.ads.googleads.vX.services.types.SearchGoogleAdsRequest or SearchGoogleAdsStreamRequest
        trailing_metadata_json: str,
        response: Any,  # grpc.Call or grpc.Future
    ) -> None:
        """Handles logging of a successful request.

        Args:
            method: The method of the request.
            customer_id: The customer ID associated with the request.
            metadata_json: A JSON str of initial_metadata.
            request_id: A unique ID for the request provided in the response.
            request: An instance of a request proto message.
            trailing_metadata_json: A JSON str of trailing_metadata.
            response: A grpc.Call/grpc.Future instance.
        """
        # Retrieve and mask the RPC result from the response future.
        # This method is available from the LoggingInterceptor class.
        # Ensure self._cache is set in order for this to work.
        # The response result could contain up to 10,000 rows of data,
        # so consider truncating this value before logging it, to save
        # on data storage costs and maintain readability.
        result: Any = self.retrieve_and_mask_result(response)

        # elapsed_ms is the approximate elapsed time of the RPC, in milliseconds.
        # There are different ways to define and measure elapsed time, so use
        # whatever approach makes sense for your monitoring purposes.
        # rpc_start and rpc_end are set in the intercept_unary_* methods below.
        elapsed_ms: float = (self.rpc_end - self.rpc_start) * 1000

        debug_log: Dict[str, Any] = {
            "method": method,
            "host": metadata_json,
            "request_id": request_id,
            "request": str(request),
            "headers": trailing_metadata_json,
            "response": str(result),
            "is_fault": False,
            "elapsed_ms": elapsed_ms,
        }
        self.logger.log_struct(debug_log, severity="DEBUG")

        info_log: Dict[str, Any] = {
            "customer_id": customer_id,
            "method": method,
            "request_id": request_id,
            "is_fault": False,
            # Available from the Interceptor class.
            "api_version": self._api_version,
        }
        self.logger.log_struct(info_log, severity="INFO")

    def log_failed_request(
        self,
        method: str,
        customer_id: Optional[str],
        metadata_json: str,
        request_id: str,
        request: Any,  # google.ads.googleads.vX.services.types.SearchGoogleAdsRequest or SearchGoogleAdsStreamRequest
        trailing_metadata_json: str,
        response: Any,  # grpc.Call or grpc.Future
    ) -> None:
        """Handles logging of a failed request.

        Args:
            method: The method of the request.
            customer_id: The customer ID associated with the request.
            metadata_json: A JSON str of initial_metadata.
            request_id: A unique ID for the request provided in the response.
            request: An instance of a request proto message.
            trailing_metadata_json: A JSON str of trailing_metadata.
            response: A JSON str of the response message.
        """
        exception: Any = self._get_error_from_response(response)
        exception_str: str = self._parse_exception_to_str(exception)
        fault_message: str = self._get_fault_message(exception)

        info_log: Dict[str, Any] = {
            "method": method,
            "endpoint": self.endpoint,
            "host": metadata_json,
            "request_id": request_id,
            "request": str(request),
            "headers": trailing_metadata_json,
            "exception": exception_str,
            "is_fault": True,
        }
        self.logger.log_struct(info_log, severity="INFO")

        error_log: Dict[str, Any] = {
            "method": method,
            "endpoint": self.endpoint,
            "request_id": request_id,
            "customer_id": customer_id,
            "is_fault": True,
            "fault_message": fault_message,
        }
        self.logger.log_struct(error_log, severity="ERROR")

    def intercept_unary_unary(
        self,
        continuation: Callable[[_ClientCallDetails, Any], Any], # Any is request type
        client_call_details: _ClientCallDetails,
        request: Any,  # google.ads.googleads.vX.services.types.SearchGoogleAdsRequest
    ) -> Any:  # grpc.Call or grpc.Future
        """Intercepts and logs API interactions.

        Overrides abstract method defined in grpc.UnaryUnaryClientInterceptor.

        Args:
            continuation: a function to continue the request process.
            client_call_details: a grpc._interceptor._ClientCallDetails
                instance containing request metadata.
            request: a SearchGoogleAdsRequest or SearchGoogleAdsStreamRequest
                message class instance.

        Returns:
            A grpc.Call/grpc.Future instance representing a service response.
        """
        # Set the rpc_end value to current time when RPC completes.
        def update_rpc_end(response_future: Any) -> None: # response_future is grpc.Future
            self.rpc_end = time.perf_counter()

        # Capture precise clock time to later calculate approximate elapsed
        # time of the RPC.
        self.rpc_start = time.perf_counter()

        # The below call is REQUIRED.
        response: Any = continuation(client_call_details, request) # response is grpc.Call or grpc.Future

        response.add_done_callback(update_rpc_end)

        self.log_request(client_call_details, request, response)

        # The below return is REQUIRED.
        return response

    def intercept_unary_stream(
        self,
        continuation: Callable[[_ClientCallDetails, Any], Any], # Any is request type
        client_call_details: _ClientCallDetails,
        request: Any,  # google.ads.googleads.vX.services.types.SearchGoogleAdsStreamRequest
    ) -> Any:  # grpc.Call or grpc.Future
        """Intercepts and logs API interactions for Unary-Stream requests.

        Overrides abstract method defined in grpc.UnaryStreamClientInterceptor.

        Args:
            continuation: a function to continue the request process.
            client_call_details: a grpc._interceptor._ClientCallDetails
                instance containing request metadata.
            request: a SearchGoogleAdsRequest or SearchGoogleAdsStreamRequest
                message class instance.

        Returns:
            A grpc.Call/grpc.Future instance representing a service response.
        """

        def on_rpc_complete(response_future: Any) -> None: # response_future is grpc.Future
            self.rpc_end = time.perf_counter()
            self.log_request(client_call_details, request, response_future)

        # Capture precise clock time to later calculate approximate elapsed
        # time of the RPC.
        self.rpc_start = time.perf_counter()

        # The below call is REQUIRED.
        response: Any = continuation(client_call_details, request) # response is grpc.Call or grpc.Future

        # Set self._cache to the cache on the response wrapper in order to
        # access the streaming logs. This is REQUIRED in order to log streaming
        # requests.
        self._cache = response.get_cache()

        response.add_done_callback(on_rpc_complete)

        # The below return is REQUIRED.
        return response
cloud_logging_interceptor.py