Suppress internal sdkstats HTTP pipeline logs from appearing in user's traces (#45966)

* Suppress internal sdkstats HTTP pipeline logs from appearing in user's traces

* Update CHANGELOG

* Add test coverage

* Update comment

* Retrigger CI/CD pipeline

Author: rads-1996

sdk/monitor/azure-monitor-opentelemetry-exporter/CHANGELOG.md

@@ -7,6 +7,8 @@
 ### Breaking Changes
 
 ### Bugs Fixed
+- Suppress internal sdkstats HTTP pipeline logs from appearing in user's logs
+  ([#45966](https://github.com/Azure/azure-sdk-for-python/pull/45966))
 - Kubernetes pod name takes precedence when populating `cloud_RoleInstance`
   ([#45884](https://github.com/Azure/azure-sdk-for-python/pull/45884))
 

sdk/monitor/azure-monitor-opentelemetry-exporter/azure/monitor/opentelemetry/exporter/export/_base.py

@@ -160,9 +160,13 @@ def __init__(self, **kwargs: Any) -> None:
             config.logging_policy,
             # Explicitly disabling to avoid infinite loop of Span creation when data is exported
             # DistributedTracingPolicy(**kwargs),
-            config.http_logging_policy or HttpLoggingPolicy(**kwargs),
         ]
 
+        # Exclude HttpLoggingPolicy for the sdkstats exporter so its HTTP
+        # traffic does not appear in the user's logs.
+        if not self._is_stats_exporter():
+            policies.append(config.http_logging_policy or HttpLoggingPolicy(**kwargs))
+
         self.client: AzureMonitorClient = AzureMonitorClient(
             host=self._endpoint, connection_timeout=self._timeout, policies=policies, **kwargs
         )

sdk/monitor/azure-monitor-opentelemetry-exporter/tests/test_base_exporter.py

@@ -310,6 +310,45 @@ def test_constructor_disable_offline_storage_with_storage_directory(self, mock_g
         self.assertEqual(base._storage_directory, "test/path")
         mock_get_temp_dir.assert_not_called()
 
+    def test_normal_exporter_includes_http_logging_policy(self):
+        from azure.core.pipeline.policies import HttpLoggingPolicy
+
+        captured_policies = []
+        original_init = AzureMonitorClient.__init__
+
+        def capturing_init(self, *args, **kwargs):
+            captured_policies.extend(kwargs.get("policies", []))
+            original_init(self, *args, **kwargs)
+
+        with mock.patch.object(AzureMonitorClient, "__init__", capturing_init):
+            BaseExporter(
+                connection_string="InstrumentationKey=4321abcd-5678-4efa-8abc-1234567890ab",
+            )
+        self.assertTrue(
+            any(isinstance(p, HttpLoggingPolicy) for p in captured_policies),
+            "HttpLoggingPolicy should be present in the pipeline for normal exporters",
+        )
+
+    def test_statsbeat_exporter_excludes_http_logging_policy(self):
+        from azure.core.pipeline.policies import HttpLoggingPolicy
+
+        captured_policies = []
+        original_init = AzureMonitorClient.__init__
+
+        def capturing_init(self, *args, **kwargs):
+            captured_policies.extend(kwargs.get("policies", []))
+            original_init(self, *args, **kwargs)
+
+        with mock.patch.object(AzureMonitorClient, "__init__", capturing_init):
+            AzureMonitorMetricExporter(
+                is_sdkstats=True,
+                disable_offline_storage=True,
+            )
+        self.assertFalse(
+            any(isinstance(p, HttpLoggingPolicy) for p in captured_policies),
+            "HttpLoggingPolicy must not be present in the pipeline for statsbeat exporters",
+        )
+
     # ========================================================================
     # STORAGE TESTS
     # ========================================================================