[core] Better support multi-nic environments by respecting user-provided IP (#8512)

python/ray/tests/test_basic_2.py

@@ -8,6 +8,8 @@ import time
 import numpy as np
 import pytest
 
+from unittest.mock import MagicMock, patch
+
 import ray
 import ray.cluster_utils
 import ray.test_utils
@@ -673,6 +675,15 @@ def test_internal_config_when_connecting(ray_start_cluster):
         ray.get(oid)
 
 
+def test_get_correct_node_ip():
+    with patch("ray.worker") as worker_mock:
+        node_mock = MagicMock()
+        node_mock.node_ip_address = "10.0.0.111"
+        worker_mock._global_node = node_mock
+        found_ip = ray.services.get_node_ip_address()
+        assert found_ip == "10.0.0.111"
+
+
 if __name__ == "__main__":
     import pytest
     sys.exit(pytest.main(["-v", __file__]))