feat: Add Support for DynamodbOnlineStoreConfig endpoint_url parameter

sdk/python/feast/infra/online_stores/dynamodb.py

@@ -17,7 +17,7 @@
 from typing import Any, Callable, Dict, List, Optional, Sequence, Tuple
 
 from pydantic import StrictStr
-from pydantic.typing import Literal
+from pydantic.typing import Literal, Union
 
 from feast import Entity, FeatureView, utils
 from feast.infra.infra_object import DYNAMODB_INFRA_OBJECT_CLASS_TYPE, InfraObject
@@ -50,17 +50,20 @@ class DynamoDBOnlineStoreConfig(FeastConfigBaseModel):
     type: Literal["dynamodb"] = "dynamodb"
     """Online store type selector"""
 
+    batch_size: int = 40
+    """Number of items to retrieve in a DynamoDB BatchGetItem call."""
+
+    endpoint_url: Union[str, None] = None
+    """DynamoDB local development endpoint Url, i.e. http://localhost:8000"""
+
     region: StrictStr
     """AWS Region Name"""
 
-    table_name_template: StrictStr = "{project}.{table_name}"
-    """DynamoDB table name template"""
-
     sort_response: bool = True
     """Whether or not to sort BatchGetItem response."""
 
-    batch_size: int = 40
-    """Number of items to retrieve in a DynamoDB BatchGetItem call."""
+    table_name_template: StrictStr = "{project}.{table_name}"
+    """DynamoDB table name template"""
 
 
 class DynamoDBOnlineStore(OnlineStore):
@@ -95,8 +98,12 @@ def update(
         """
         online_config = config.online_store
         assert isinstance(online_config, DynamoDBOnlineStoreConfig)
-        dynamodb_client = self._get_dynamodb_client(online_config.region)
-        dynamodb_resource = self._get_dynamodb_resource(online_config.region)
+        dynamodb_client = self._get_dynamodb_client(
+            online_config.region, online_config.endpoint_url
+        )
+        dynamodb_resource = self._get_dynamodb_resource(
+            online_config.region, online_config.endpoint_url
+        )
 
         for table_instance in tables_to_keep:
             try:
@@ -141,7 +148,9 @@ def teardown(
         """
         online_config = config.online_store
         assert isinstance(online_config, DynamoDBOnlineStoreConfig)
-        dynamodb_resource = self._get_dynamodb_resource(online_config.region)
+        dynamodb_resource = self._get_dynamodb_resource(
+            online_config.region, online_config.endpoint_url
+        )
 
         for table in tables:
             _delete_table_idempotent(
@@ -175,7 +184,9 @@ def online_write_batch(
         """
         online_config = config.online_store
         assert isinstance(online_config, DynamoDBOnlineStoreConfig)
-        dynamodb_resource = self._get_dynamodb_resource(online_config.region)
+        dynamodb_resource = self._get_dynamodb_resource(
+            online_config.region, online_config.endpoint_url
+        )
 
         table_instance = dynamodb_resource.Table(
             _get_table_name(online_config, config, table)
@@ -217,7 +228,9 @@ def online_read(
         """
         online_config = config.online_store
         assert isinstance(online_config, DynamoDBOnlineStoreConfig)
-        dynamodb_resource = self._get_dynamodb_resource(online_config.region)
+        dynamodb_resource = self._get_dynamodb_resource(
+            online_config.region, online_config.endpoint_url
+        )
         table_instance = dynamodb_resource.Table(
             _get_table_name(online_config, config, table)
         )
@@ -260,14 +273,16 @@ def online_read(
                 result.extend(batch_size_nones)
         return result
 
-    def _get_dynamodb_client(self, region: str):
+    def _get_dynamodb_client(self, region: str, endpoint_url: Optional[str] = None):
         if self._dynamodb_client is None:
-            self._dynamodb_client = _initialize_dynamodb_client(region)
+            self._dynamodb_client = _initialize_dynamodb_client(region, endpoint_url)
         return self._dynamodb_client
 
-    def _get_dynamodb_resource(self, region: str):
+    def _get_dynamodb_resource(self, region: str, endpoint_url: Optional[str] = None):
         if self._dynamodb_resource is None:
-            self._dynamodb_resource = _initialize_dynamodb_resource(region)
+            self._dynamodb_resource = _initialize_dynamodb_resource(
+                region, endpoint_url
+            )
         return self._dynamodb_resource
 
     def _sort_dynamodb_response(self, responses: list, order: list):
@@ -285,12 +300,12 @@ def _sort_dynamodb_response(self, responses: list, order: list):
         return table_responses_ordered
 
 
-def _initialize_dynamodb_client(region: str):
-    return boto3.client("dynamodb", region_name=region)
+def _initialize_dynamodb_client(region: str, endpoint_url: Optional[str] = None):
+    return boto3.client("dynamodb", region_name=region, endpoint_url=endpoint_url)
 
 
-def _initialize_dynamodb_resource(region: str):
-    return boto3.resource("dynamodb", region_name=region)
+def _initialize_dynamodb_resource(region: str, endpoint_url: Optional[str] = None):
+    return boto3.resource("dynamodb", region_name=region, endpoint_url=endpoint_url)
 
 
 # TODO(achals): This form of user-facing templating is experimental.
@@ -362,8 +377,12 @@ def from_proto(dynamodb_table_proto: DynamoDBTableProto) -> Any:
         )
 
     def update(self):
-        dynamodb_client = _initialize_dynamodb_client(region=self.region)
-        dynamodb_resource = _initialize_dynamodb_resource(region=self.region)
+        dynamodb_client = _initialize_dynamodb_client(
+            region=self.region, endpoint_url=None
+        )
+        dynamodb_resource = _initialize_dynamodb_resource(
+            region=self.region, endpoint_url=None
+        )
 
         try:
             dynamodb_resource.create_table(
@@ -384,5 +403,7 @@ def update(self):
         dynamodb_client.get_waiter("table_exists").wait(TableName=f"{self.name}")
 
     def teardown(self):
-        dynamodb_resource = _initialize_dynamodb_resource(region=self.region)
+        dynamodb_resource = _initialize_dynamodb_resource(
+            region=self.region, endpoint_url=None
+        )
         _delete_table_idempotent(dynamodb_resource, self.name)

sdk/python/tests/unit/infra/online_store/test_dynamodb_online_store.py

@@ -38,6 +38,70 @@ def repo_config():
     )
 
 
+def test_online_store_config_default():
+    """Test DynamoDBOnlineStoreConfig default parameters."""
+    aws_region = "us-west-2"
+    dynamodb_store_config = DynamoDBOnlineStoreConfig(region=aws_region)
+    assert dynamodb_store_config.type == "dynamodb"
+    assert dynamodb_store_config.batch_size == 40
+    assert dynamodb_store_config.endpoint_url is None
+    assert dynamodb_store_config.region == aws_region
+    assert dynamodb_store_config.sort_response is True
+    assert dynamodb_store_config.table_name_template == "{project}.{table_name}"
+
+
+def test_online_store_config_custom_params():
+    """Test DynamoDBOnlineStoreConfig custom parameters."""
+    aws_region = "us-west-2"
+    batch_size = 20
+    endpoint_url = "http://localhost:8000"
+    sort_response = False
+    table_name_template = "feast_test.dynamodb_table"
+    dynamodb_store_config = DynamoDBOnlineStoreConfig(
+        region=aws_region,
+        batch_size=batch_size,
+        endpoint_url=endpoint_url,
+        sort_response=sort_response,
+        table_name_template=table_name_template,
+    )
+    assert dynamodb_store_config.type == "dynamodb"
+    assert dynamodb_store_config.batch_size == batch_size
+    assert dynamodb_store_config.endpoint_url == endpoint_url
+    assert dynamodb_store_config.region == aws_region
+    assert dynamodb_store_config.sort_response == sort_response
+    assert dynamodb_store_config.table_name_template == table_name_template
+
+
+def test_online_store_config_dynamodb_client():
+    """Test DynamoDBOnlineStoreConfig configure DynamoDB client with endpoint_url."""
+    aws_region = "us-west-2"
+    endpoint_url = "http://localhost:8000"
+    dynamodb_store = DynamoDBOnlineStore()
+    dynamodb_store_config = DynamoDBOnlineStoreConfig(
+        region=aws_region, endpoint_url=endpoint_url
+    )
+    dynamodb_client = dynamodb_store._get_dynamodb_client(
+        dynamodb_store_config.region, dynamodb_store_config.endpoint_url
+    )
+    assert dynamodb_client.meta.region_name == aws_region
+    assert dynamodb_client.meta.endpoint_url == endpoint_url
+
+
+def test_online_store_config_dynamodb_resource():
+    """Test DynamoDBOnlineStoreConfig configure DynamoDB Resource with endpoint_url."""
+    aws_region = "us-west-2"
+    endpoint_url = "http://localhost:8000"
+    dynamodb_store = DynamoDBOnlineStore()
+    dynamodb_store_config = DynamoDBOnlineStoreConfig(
+        region=aws_region, endpoint_url=endpoint_url
+    )
+    dynamodb_resource = dynamodb_store._get_dynamodb_resource(
+        dynamodb_store_config.region, dynamodb_store_config.endpoint_url
+    )
+    assert dynamodb_resource.meta.client.meta.region_name == aws_region
+    assert dynamodb_resource.meta.client.meta.endpoint_url == endpoint_url
+
+
 @mock_dynamodb2
 @pytest.mark.parametrize("n_samples", [5, 50, 100])
 def test_online_read(repo_config, n_samples):