Add Forum v2 request logging (#571)

* feat: Add Forum v2 request logging
send request to forum v2 alongside v1
validate both responses and log info in case of diff

* feat: modify comparison and formatting
- compare json objects instead of response objects
- format the added lines of code

---------

Co-authored-by: Taimoor  Ahmed <[email protected]>
Co-authored-by: Muhammad Faraz  Maqsood <[email protected]>

cms/envs/common.py

@@ -2521,6 +2521,7 @@
 ANALYTICS_DASHBOARD_NAME = 'Your Platform Name Here Insights'
 
 COMMENTS_SERVICE_URL = 'http://localhost:18080'
+COMMENTS_SERVICE_V2_URL = 'http://localhost:8000'
 COMMENTS_SERVICE_KEY = 'password'
 
 EXAMS_SERVICE_URL = 'http://localhost:18740/api/v1'

lms/envs/common.py

@@ -4328,6 +4328,7 @@ def _make_locale_paths(settings):  # pylint: disable=missing-function-docstring
 CREDENTIALS_PUBLIC_SERVICE_URL = 'http://localhost:8005'
 
 COMMENTS_SERVICE_URL = 'http://localhost:18080'
+COMMENTS_SERVICE_V2_URL = 'http://localhost:8000'
 COMMENTS_SERVICE_KEY = 'password'
 
 # Reverification checkpoint name pattern

lms/envs/devstack.py

@@ -245,6 +245,7 @@ def should_show_debug_toolbar(request):  # lint-amnesty, pylint: disable=missing
 
 ############## Comments CONFIGURATION SETTINGS ###############
 COMMENTS_SERVICE_URL = 'http://edx.devstack.forum:4567'
+COMMENTS_SERVICE_V2_URL = 'http://localhost:8000'
 
 ############## Credentials CONFIGURATION SETTINGS ###############
 CREDENTIALS_INTERNAL_SERVICE_URL = 'http://edx.devstack.credentials:18150'

lms/envs/production.py

@@ -328,6 +328,7 @@ def get_env_setting(setting):
 
 COURSE_LISTINGS = ENV_TOKENS.get('COURSE_LISTINGS', {})
 COMMENTS_SERVICE_URL = ENV_TOKENS.get("COMMENTS_SERVICE_URL", '')
+COMMENTS_SERVICE_V2_URL = ENV_TOKENS.get("COMMENTS_SERVICE_V2_URL", '')
 COMMENTS_SERVICE_KEY = ENV_TOKENS.get("COMMENTS_SERVICE_KEY", '')
 CERT_QUEUE = ENV_TOKENS.get("CERT_QUEUE", 'test-pull')
 

openedx/core/djangoapps/django_comment_common/comment_client/settings.py

@@ -7,3 +7,11 @@
     SERVICE_HOST = 'http://localhost:4567'
 
 PREFIX = SERVICE_HOST + '/api/v1'
+
+# V2 url support for differential logging
+if hasattr(settings, "COMMENTS_SERVICE_V2_URL"):
+    SERVICE_HOST_V2 = settings.COMMENTS_SERVICE_V2_URL
+else:
+    SERVICE_HOST_V2 = 'http://localhost:8000'
+
+PREFIX_V2 = SERVICE_HOST_V2 + '/forum/forum_proxy/api/v1'

openedx/core/djangoapps/django_comment_common/comment_client/utils.py

@@ -8,7 +8,7 @@
 import requests
 from django.utils.translation import get_language
 
-from .settings import SERVICE_HOST as COMMENTS_SERVICE
+from .settings import PREFIX, PREFIX_V2, SERVICE_HOST as COMMENTS_SERVICE
 
 log = logging.getLogger(__name__)
 
@@ -30,6 +30,10 @@ def extract(dic, keys):
         return strip_none({k: dic.get(k) for k in keys})
 
 
+def _get_forum_v2_url(url):
+    return url.replace(PREFIX, PREFIX_V2)
+
+
 def perform_request(method, url, data_or_params=None, raw=False,
                     metric_action=None, metric_tags=None, paged_results=False):
     # To avoid dependency conflict
@@ -71,6 +75,24 @@ def perform_request(method, url, data_or_params=None, raw=False,
         timeout=config.connection_timeout
     )
 
+    if method == "get":
+        forum_v2_url = _get_forum_v2_url(url)
+        response_v2 = requests.request(
+            method,
+            forum_v2_url,
+            data=data,
+            params=params,
+            headers=headers,
+            timeout=config.connection_timeout,
+        )
+        log.info(f"requested forum v1 url: {url}")
+        log.info(f"requested forum v2 url: {forum_v2_url}")
+        if response_v2.json() != response.json():
+            log.error(
+                f"Forum v2 difference, for endpoint {url} with params={params}. \
+                    Expected: {response.json()}. Got: {response_v2.json()}."
+            )
+
     metric_tags.append(f'status_code:{response.status_code}')
     status_code = int(response.status_code)
     if status_code > 200: