Add SNS support.

aws-opentelemetry-distro/src/amazon/opentelemetry/distro/_aws_attribute_keys.py

@@ -16,3 +16,4 @@
 AWS_QUEUE_URL: str = "aws.sqs.queue_url"
 AWS_QUEUE_NAME: str = "aws.sqs.queue_name"
 AWS_STREAM_NAME: str = "aws.kinesis.stream_name"
+AWS_TOPIC_ARN: str = "aws.sns.topic_arn"

aws-opentelemetry-distro/src/amazon/opentelemetry/distro/_aws_metric_attribute_generator.py

@@ -16,6 +16,7 @@
     AWS_REMOTE_SERVICE,
     AWS_SPAN_KIND,
     AWS_STREAM_NAME,
+    AWS_TOPIC_ARN,
 )
 from amazon.opentelemetry.distro._aws_span_processing_util import (
     LOCAL_ROOT,
@@ -78,6 +79,7 @@
 _NORMALIZED_KINESIS_SERVICE_NAME: str = "AWS::Kinesis"
 _NORMALIZED_S3_SERVICE_NAME: str = "AWS::S3"
 _NORMALIZED_SQS_SERVICE_NAME: str = "AWS::SQS"
+_NORMALIZED_SNS_SERVICE_NAME: str = "AWS::SNS"
 _DB_CONNECTION_STRING_TYPE: str = "DB::Connection"
 
 # Special DEPENDENCY attribute value if GRAPHQL_OPERATION_TYPE attribute key is present.
@@ -372,6 +374,9 @@ def _set_remote_type_and_identifier(span: ReadableSpan, attributes: BoundedAttri
             remote_resource_identifier = _escape_delimiters(
                 SqsUrlParser.get_queue_name(span.attributes.get(AWS_QUEUE_URL))
             )
+        elif is_key_present(span, AWS_TOPIC_ARN):
+            remote_resource_type = _NORMALIZED_SNS_SERVICE_NAME + "::TopicArn"
+            remote_resource_identifier = _escape_delimiters(span.attributes.get(AWS_TOPIC_ARN))
     elif is_db_span(span):
         remote_resource_type = _DB_CONNECTION_STRING_TYPE
         remote_resource_identifier = _get_db_connection(span)

aws-opentelemetry-distro/src/amazon/opentelemetry/distro/patches/_botocore_patches.py

@@ -4,6 +4,7 @@
 import importlib
 
 from opentelemetry.instrumentation.botocore.extensions import _KNOWN_EXTENSIONS
+from opentelemetry.instrumentation.botocore.extensions.sns import _SnsExtension
 from opentelemetry.instrumentation.botocore.extensions.sqs import _SqsExtension
 from opentelemetry.instrumentation.botocore.extensions.types import _AttributeMapT, _AwsSdkExtension
 from opentelemetry.semconv.trace import SpanAttributes
@@ -12,11 +13,12 @@
 def _apply_botocore_instrumentation_patches() -> None:
     """Botocore instrumentation patches
 
-    Adds patches to provide additional support and Java parity for Kinesis, S3, and SQS.
+    Adds patches to provide additional support for Kinesis, S3, SQS and SNS.
     """
     _apply_botocore_kinesis_patch()
     _apply_botocore_s3_patch()
     _apply_botocore_sqs_patch()
+    _apply_botocore_sns_patch()
 
 
 def _apply_botocore_kinesis_patch() -> None:
@@ -65,6 +67,26 @@ def patch_extract_attributes(self, attributes: _AttributeMapT):
     _SqsExtension.extract_attributes = patch_extract_attributes
 
 
+def _apply_botocore_sns_patch() -> None:
+    """Botocore instrumentation patch for SNS
+
+    This patch extends the existing upstream extension for SNS. Extensions allow for custom logic for adding
+    service-specific information to spans, such as attributes. Specifically, we are adding logic to add
+    "aws.sns.topic_arn" attributes to be used to generate AWS_REMOTE_RESOURCE_TYPE and AWS_REMOTE_RESOURCE_IDENTIFIER.
+    Callout that today, the upstream logic adds SpanAttributes.MESSAGING_DESTINATION_NAME,
+    but we are not using it as it can only be assigned with TargetArn as well.
+    """
+    old_extract_attributes = _SnsExtension.extract_attributes
+
+    def patch_extract_attributes(self, attributes: _AttributeMapT):
+        old_extract_attributes(self, attributes)
+        topic_arn = self._call_context.params.get("TopicArn")
+        if topic_arn:
+            attributes["aws.sns.topic_arn"] = topic_arn
+
+    _SnsExtension.extract_attributes = patch_extract_attributes
+
+
 # The OpenTelemetry Authors code
 def _lazy_load(module, cls):
     """Clone of upstream opentelemetry.instrumentation.botocore.extensions.lazy_load

aws-opentelemetry-distro/tests/amazon/opentelemetry/distro/patches/test_botocore_sns.py

@@ -0,0 +1,36 @@
+# Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+# SPDX-License-Identifier: Apache-2.0
+import botocore.session
+from moto import mock_aws
+
+from amazon.opentelemetry.distro.patches._instrumentation_patch import apply_instrumentation_patches
+from opentelemetry.instrumentation.botocore import BotocoreInstrumentor
+from opentelemetry.test.test_base import TestBase
+
+
+class TestSnsExtension(TestBase):
+    def setUp(self):
+        super().setUp()
+        BotocoreInstrumentor().instrument()
+        # Apply patches
+        apply_instrumentation_patches()
+
+        session = botocore.session.get_session()
+        session.set_credentials(access_key="access-key", secret_key="secret-key")
+        self.client = session.create_client("sns", region_name="us-west-2")
+        self.topic_name = "my-topic"
+
+    def tearDown(self):
+        super().tearDown()
+        BotocoreInstrumentor().uninstrument()
+
+    @mock_aws
+    def test_create_and_delete_topic(self):
+        self.memory_exporter.clear()
+        response = self.client.create_topic(Name=self.topic_name)
+        topic_arn = response["TopicArn"]
+        self.client.delete_topic(TopicArn=topic_arn)
+        spans = self.memory_exporter.get_finished_spans()
+        self.assertEqual(2, len(spans))
+        span = spans[1]
+        self.assertEqual(topic_arn, span.attributes["aws.sns.topic_arn"])

aws-opentelemetry-distro/tests/amazon/opentelemetry/distro/test_aws_metric_attribute_generator.py

@@ -19,6 +19,7 @@
     AWS_REMOTE_SERVICE,
     AWS_SPAN_KIND,
     AWS_STREAM_NAME,
+    AWS_TOPIC_ARN,
 )
 from amazon.opentelemetry.distro._aws_metric_attribute_generator import _AwsMetricAttributeGenerator
 from amazon.opentelemetry.distro.metric_attribute_generator import DEPENDENCY_METRIC, SERVICE_METRIC
@@ -821,6 +822,7 @@ def test_normalize_remote_service_name_aws_sdk(self):
         self.validate_aws_sdk_service_normalization("Kinesis", "AWS::Kinesis")
         self.validate_aws_sdk_service_normalization("S3", "AWS::S3")
         self.validate_aws_sdk_service_normalization("SQS", "AWS::SQS")
+        self.validate_aws_sdk_service_normalization("SNS", "AWS::SNS")
 
     def validate_aws_sdk_service_normalization(self, service_name: str, expected_remote_service: str):
         self._mock_attribute([SpanAttributes.RPC_SYSTEM, SpanAttributes.RPC_SERVICE], ["aws-api", service_name])
@@ -977,6 +979,11 @@ def test_sdk_client_span_with_remote_resource_attributes(self):
         self._validate_remote_resource_attributes("AWS::DynamoDB::Table", "aws_table^^name")
         self._mock_attribute([SpanAttributes.AWS_DYNAMODB_TABLE_NAMES], [None])
 
+        # Validate behaviour of AWS_TOPIC_ARN attribute, then remove it
+        self._mock_attribute([AWS_TOPIC_ARN], ["arn:aws:sns:us-west-2:012345678901:test_topic"], keys, values)
+        self._validate_remote_resource_attributes("AWS::SNS::TopicArn", "arn:aws:sns:us-west-2:012345678901:test_topic")
+        self._mock_attribute([AWS_TOPIC_ARN], [None])
+
         self._mock_attribute([SpanAttributes.RPC_SYSTEM], [None])
 
     def test_client_db_span_with_remote_resource_attributes(self):

aws-opentelemetry-distro/tests/amazon/opentelemetry/distro/test_instrumentation_patch.py

@@ -14,6 +14,7 @@
 _BUCKET_NAME: str = "bucketName"
 _QUEUE_NAME: str = "queueName"
 _QUEUE_URL: str = "queueUrl"
+_TOPIC_ARN: str = "topicArn"
 
 
 class TestInstrumentationPatch(TestCase):
@@ -69,10 +70,17 @@ def _validate_unpatched_botocore_instrumentation(self):
 
         # SQS
         self.assertTrue("sqs" in _KNOWN_EXTENSIONS, "Upstream has removed the SQS extension")
-        attributes: Dict[str, str] = _do_extract_sqs_attributes()
-        self.assertTrue("aws.queue_url" in attributes)
-        self.assertFalse("aws.sqs.queue_url" in attributes)
-        self.assertFalse("aws.sqs.queue_name" in attributes)
+        sqs_attributes: Dict[str, str] = _do_extract_sqs_attributes()
+        self.assertTrue("aws.queue_url" in sqs_attributes)
+        self.assertFalse("aws.sqs.queue_url" in sqs_attributes)
+        self.assertFalse("aws.sqs.queue_name" in sqs_attributes)
+
+        # SNS
+        self.assertTrue("sns" in _KNOWN_EXTENSIONS, "Upstream has removed the SNS extension")
+        sns_attributes: Dict[str, str] = _do_extract_sns_attributes()
+        self.assertTrue(SpanAttributes.MESSAGING_SYSTEM in sns_attributes)
+        self.assertEqual(sns_attributes[SpanAttributes.MESSAGING_SYSTEM], "aws.sns")
+        self.assertFalse("aws.sns.topic_arn" in sns_attributes)
 
     def _validate_patched_botocore_instrumentation(self):
         # Kinesis
@@ -96,6 +104,12 @@ def _validate_patched_botocore_instrumentation(self):
         self.assertTrue("aws.sqs.queue_name" in sqs_attributes)
         self.assertEqual(sqs_attributes["aws.sqs.queue_name"], _QUEUE_NAME)
 
+        # SNS
+        self.assertTrue("sns" in _KNOWN_EXTENSIONS)
+        sns_attributes: Dict[str, str] = _do_extract_sns_attributes()
+        self.assertTrue("aws.sns.topic_arn" in sns_attributes)
+        self.assertEqual(sns_attributes["aws.sns.topic_arn"], _TOPIC_ARN)
+
 
 def _do_extract_kinesis_attributes() -> Dict[str, str]:
     service_name: str = "kinesis"
@@ -115,6 +129,12 @@ def _do_extract_sqs_attributes() -> Dict[str, str]:
     return _do_extract_attributes(service_name, params)
 
 
+def _do_extract_sns_attributes() -> Dict[str, str]:
+    service_name: str = "sns"
+    params: Dict[str, str] = {"TopicArn": _TOPIC_ARN}
+    return _do_extract_attributes(service_name, params)
+
+
 def _do_extract_attributes(service_name: str, params: Dict[str, str]) -> Dict[str, str]:
     mock_call_context: MagicMock = MagicMock()
     mock_call_context.params = params

contract-tests/images/applications/botocore/botocore_server.py

@@ -41,12 +41,14 @@ def do_GET(self):
             self._handle_sqs_request()
         if self.in_path("kinesis"):
             self._handle_kinesis_request()
+        if self.in_path("sns"):
+            self._handle_sns_request()
 
         self._end_request(self.main_status)
 
     # pylint: disable=invalid-name
     def do_POST(self):
-        if self.in_path("sqserror"):
+        if self.in_path("sqserror") or self.in_path("snserror"):
             self.send_response(self.main_status)
             self.send_header("Content-type", "text/xml")
             self.end_headers()
@@ -203,6 +205,47 @@ def _handle_kinesis_request(self) -> None:
         else:
             set_main_status(404)
 
+    def _handle_sns_request(self) -> None:
+        sns_client: BaseClient = boto3.client("sns", endpoint_url=_AWS_SDK_ENDPOINT, region_name=_AWS_REGION)
+        if self.in_path(_ERROR):
+            set_main_status(400)
+            try:
+                error_client: BaseClient = boto3.client(
+                    "sns", endpoint_url=_ERROR_ENDPOINT + "/snserror", region_name=_AWS_REGION
+                )
+                topic_arn = "arn:aws:sns:us-west-2:000000000000:test_topic/snserror"
+                message = "Hello from Amazon SNS!"
+                subject = "Test Message"
+                message_attributes = {"Attribute1": {"DataType": "String", "StringValue": "Value1"}}
+                error_client.publish(
+                    TopicArn=topic_arn, Message=message, Subject=subject, MessageAttributes=message_attributes
+                )
+            except Exception as exception:
+                print("Expected exception occurred", exception)
+        elif self.in_path(_FAULT):
+            set_main_status(500)
+            try:
+                fault_client: BaseClient = boto3.client(
+                    "sns", endpoint_url=_FAULT_ENDPOINT, region_name=_AWS_REGION, config=_NO_RETRY_CONFIG
+                )
+                fault_client.get_topic_attributes(TopicArn="invalid_topic_arn")
+            except Exception as exception:
+                print("Expected exception occurred", exception)
+        elif self.in_path("gettopattributes/get-topic-attributes"):
+            set_main_status(200)
+            sns_client.get_topic_attributes(TopicArn="arn:aws:sns:us-west-2:000000000000:test_topic")
+        elif self.in_path("publishmessage/publish-message/some-message"):
+            set_main_status(200)
+            topic_arn = "arn:aws:sns:us-west-2:000000000000:test_topic"
+            message = "Hello from Amazon SNS!"
+            subject = "Test Message"
+            message_attributes = {"Attribute1": {"DataType": "String", "StringValue": "Value1"}}
+            sns_client.publish(
+                TopicArn=topic_arn, Message=message, Subject=subject, MessageAttributes=message_attributes
+            )
+        else:
+            set_main_status(404)
+
     def _end_request(self, status_code: int):
         self.send_response_only(status_code)
         self.end_headers()
@@ -247,6 +290,10 @@ def prepare_aws_server() -> None:
         # Set up Kinesis so tests can access a stream.
         kinesis_client: BaseClient = boto3.client("kinesis", endpoint_url=_AWS_SDK_ENDPOINT, region_name=_AWS_REGION)
         kinesis_client.create_stream(StreamName="test_stream", ShardCount=1)
+
+        # Set up SNS so tests can access a topic.
+        sns_client: BaseClient = boto3.client("sns", endpoint_url=_AWS_SDK_ENDPOINT, region_name=_AWS_REGION)
+        sns_client.create_topic(Name="test_topic")
     except Exception as exception:
         print("Unexpected exception occurred", exception)