feat: add arg and setting to trigger more complete search log

we don't want to trigger logging on every single ES search
or force logging into other courseware search uses, so
arg + setting just for courseware search

search/api.py

@@ -62,6 +62,7 @@ def perform_course_search(
     )
     if not searcher:
         raise NoSearchEngineError("No search engine specified in settings.SEARCH_ENGINE")
+    log_search_params = getattr(settings, "SEARCH_COURSEWARE_CONTENT_LOG_PARAMS", False)
 
     results = searcher.search(
         query_string=search_term,
@@ -70,6 +71,7 @@ def perform_course_search(
         exclude_dictionary=exclude_dictionary,
         size=size,
         from_=from_,
+        log_search_params=log_search_params,
     )
 
     # post-process the result

search/elastic.py

@@ -477,6 +477,7 @@ def search(self,
                aggregation_terms=None,
                exclude_ids=None,
                use_field_match=False,
+               log_search_params=False,
                **kwargs):  # pylint: disable=arguments-differ, unused-argument
         """
         Implements call to search the index for the desired content.
@@ -653,6 +654,9 @@ def search(self,
         if aggregation_terms:
             body["aggs"] = _process_aggregation_terms(aggregation_terms)
 
+        if log_search_params:
+            log.info(f"full elastic search body {body}")
+
         try:
             es_response = self._es.search(index=self._prefixed_index_name, body=body, **kwargs)
         except exceptions.ElasticsearchException as ex:

search/search_engine_base.py

@@ -48,6 +48,7 @@ def search(self,
                filter_dictionary=None,
                exclude_dictionary=None,
                aggregation_terms=None,
+               log_search_params=False,
                **kwargs):  # pylint: disable=too-many-arguments
         """
         Search for matching documents within the search index.

search/tests/mock_search_engine.py

@@ -340,6 +340,7 @@ def search(self,
                filter_dictionary=None,
                exclude_dictionary=None,
                aggregation_terms=None,
+               log_search_params=False,
                **kwargs):  # pylint: disable=too-many-arguments
         """
         Perform search upon documents within index.