Sync v2.0 version of code to github repo

fastdeploy/scheduler/utils.py

@@ -0,0 +1,35 @@
+"""
+# Copyright (c) 2025 PaddlePaddle Authors. All Rights Reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""
+
+import socket
+
+
+def get_hostname_ip():
+    """
+    Get the system's hostname and primary IP address.
+    
+    Returns:
+        tuple: A tuple containing:
+            - hostname (str): The system's hostname
+            - ip_address (str): The primary IP address associated with the hostname
+            
+    Raises:
+        socket.gaierror: If the hostname cannot be resolved to an IP address
+    """
+  
+    hostname = socket.gethostname()
+    ip_address = socket.gethostbyname(hostname)
+    return hostname, ip_address