botocore: sns set destination name attribute to arn and redact phone number

CHANGELOG.md

@@ -20,6 +20,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - `opentelemetry-instrumentation-redis` Add missing entry in doc string for `def _instrument`
   ([#3247](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3247))
+- `opentelemetry-instrumentation-botocore` sns-extension: Change destination name attribute
+  to match topic ARN and redact phone number from attributes
+  ([#3249](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/3249))
 
 ## Version 1.30.0/0.51b0 (2025-02-03)
 

instrumentation/opentelemetry-instrumentation-botocore/src/opentelemetry/instrumentation/botocore/extensions/sns.py

@@ -74,36 +74,35 @@ def span_kind(cls) -> SpanKind:
     def extract_attributes(
         cls, call_context: _AwsSdkCallContext, attributes: _AttributeMapT
     ):
-        destination_name, is_phone_number = cls._extract_destination_name(
+        span_name, destination_name = cls._extract_destination_name(
             call_context
         )
+
+        call_context.span_name = f"{span_name} send"
+
         attributes[SpanAttributes.MESSAGING_DESTINATION_KIND] = (
             MessagingDestinationKindValues.TOPIC.value
         )
         attributes[SpanAttributes.MESSAGING_DESTINATION] = destination_name
-
-        # TODO: Use SpanAttributes.MESSAGING_DESTINATION_NAME when opentelemetry-semantic-conventions 0.42b0 is released
-        attributes["messaging.destination.name"] = cls._extract_input_arn(
-            call_context
-        )
-        call_context.span_name = (
-            f"{'phone_number' if is_phone_number else destination_name} send"
+        attributes[SpanAttributes.MESSAGING_DESTINATION_NAME] = (
+            destination_name
         )
 
     @classmethod
     def _extract_destination_name(
         cls, call_context: _AwsSdkCallContext
-    ) -> Tuple[str, bool]:
+    ) -> Tuple[str, str]:
         arn = cls._extract_input_arn(call_context)
         if arn:
-            return arn.rsplit(":", 1)[-1], False
+            return arn.rsplit(":", 1)[-1], arn
 
         if cls._phone_arg_name:
             phone_number = call_context.params.get(cls._phone_arg_name)
             if phone_number:
-                return phone_number, True
+                # phone number redacted because it's a PII
+                return "phone_number", "phone_number:**"
 
-        return "unknown", False
+        return "unknown", "unknown"
 
     @classmethod
     def _extract_input_arn(

instrumentation/opentelemetry-instrumentation-botocore/tests/test_botocore_sns.py

@@ -41,6 +41,9 @@ def setUp(self):
         )
         self.client = session.create_client("sns", region_name="us-west-2")
         self.topic_name = "my-topic"
+        self.topic_arn = (
+            f"arn:aws:sns:us-west-2:123456789012:{self.topic_name}"
+        )
 
     def tearDown(self):
         super().tearDown()
@@ -115,14 +118,12 @@ def _test_publish_to_arn(self, arg_name: str):
             span.attributes[SpanAttributes.MESSAGING_DESTINATION_KIND],
         )
         self.assertEqual(
-            self.topic_name,
+            self.topic_arn,
             span.attributes[SpanAttributes.MESSAGING_DESTINATION],
         )
         self.assertEqual(
             target_arn,
-            # TODO: Use SpanAttributes.MESSAGING_DESTINATION_NAME when
-            #  opentelemetry-semantic-conventions 0.42b0 is released
-            span.attributes["messaging.destination.name"],
+            span.attributes[SpanAttributes.MESSAGING_DESTINATION_NAME],
         )
 
     @mock_aws
@@ -135,7 +136,8 @@ def test_publish_to_phone_number(self):
 
         span = self.assert_span("phone_number send")
         self.assertEqual(
-            phone_number, span.attributes[SpanAttributes.MESSAGING_DESTINATION]
+            "phone_number:**",
+            span.attributes[SpanAttributes.MESSAGING_DESTINATION],
         )
 
     @mock_aws
@@ -187,14 +189,12 @@ def test_publish_batch_to_topic(self):
             span.attributes[SpanAttributes.MESSAGING_DESTINATION_KIND],
         )
         self.assertEqual(
-            self.topic_name,
+            topic_arn,
             span.attributes[SpanAttributes.MESSAGING_DESTINATION],
         )
         self.assertEqual(
             topic_arn,
-            # TODO: Use SpanAttributes.MESSAGING_DESTINATION_NAME when
-            #  opentelemetry-semantic-conventions 0.42b0 is released
-            span.attributes["messaging.destination.name"],
+            span.attributes[SpanAttributes.MESSAGING_DESTINATION_NAME],
         )
 
         self.assert_injected_span(message1_attrs, span)