[FSTORE-1604] Add option to avoid setting s3a global options

python/hsfs/engine/spark.py

@@ -1152,8 +1152,12 @@ def setup_storage_connector(self, storage_connector, path=None):
             return path
 
     def _setup_s3_hadoop_conf(self, storage_connector, path):
-        # For legacy behaviour set the S3 values at global level
-        self._set_s3_hadoop_conf(storage_connector, "fs.s3a")
+        FS_S3_GLOBAL_CONF = "fs.s3a.global-conf"
+
+        # The argument arrive here as strings
+        if storage_connector.arguments.get(FS_S3_GLOBAL_CONF, "True").lower() == "true":
+            # For legacy behaviour set the S3 values at global level
+            self._set_s3_hadoop_conf(storage_connector, "fs.s3a")
 
         # Set credentials at bucket level as well to allow users to use multiple
         # storage connector in the same application.

python/tests/engine/test_spark.py

@@ -15,6 +15,8 @@
 #
 from __future__ import annotations
 
+from unittest.mock import call
+
 import numpy
 import pandas as pd
 import pytest
@@ -4162,6 +4164,83 @@ def test_setup_s3_hadoop_conf_legacy(self, mocker):
             "fs.s3a.endpoint", s3_connector.arguments.get("fs.s3a.endpoint")
         )
 
+    def test_setup_s3_hadoop_conf_disable_legacy(self, mocker):
+        # Arrange
+        mock_pyspark_getOrCreate = mocker.patch(
+            "pyspark.sql.session.SparkSession.builder.getOrCreate"
+        )
+
+        spark_engine = spark.Engine()
+
+        s3_connector = storage_connector.S3Connector(
+            id=1,
+            name="test_connector",
+            featurestore_id=99,
+            bucket="bucket-name",
+            access_key="1",
+            secret_key="2",
+            server_encryption_algorithm="3",
+            server_encryption_key="4",
+            session_token="5",
+            arguments=[
+                {"name": "fs.s3a.endpoint", "value": "testEndpoint"},
+                {"name": "fs.s3a.global-conf", "value": "False"},
+            ],
+        )
+
+        # Act
+        result = spark_engine._setup_s3_hadoop_conf(
+            storage_connector=s3_connector,
+            path="s3://_test_path",
+        )
+
+        # Assert
+        assert result == "s3a://_test_path"
+        assert (
+            mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.call_count
+            == 7  # Options should only be set at bucket level
+        )
+        assert (
+            call("fs.s3a.access.key", s3_connector.access_key)
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+        assert (
+            call("fs.s3a.secret.key", s3_connector.secret_key)
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+        assert (
+            call(
+                "fs.s3a.server-side-encryption-algorithm",
+                s3_connector.server_encryption_algorithm,
+            )
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+
+        assert (
+            call(
+                "fs.s3a.server-side-encryption-key", s3_connector.server_encryption_key
+            )
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+
+        assert (
+            call(
+                "fs.s3a.aws.credentials.provider",
+                "org.apache.hadoop.fs.s3a.TemporaryAWSCredentialsProvider",
+            )
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+
+        assert (
+            call("fs.s3a.session.token", s3_connector.session_token)
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+
+        assert (
+            call("fs.s3a.endpoint", s3_connector.arguments.get("fs.s3a.endpoint"))
+            not in mock_pyspark_getOrCreate.return_value.sparkContext._jsc.hadoopConfiguration.return_value.set.mock_calls
+        )
+
     def test_setup_s3_hadoop_conf_bucket_scope(self, mocker):
         # Arrange
         mock_pyspark_getOrCreate = mocker.patch(