feat: use /tmp as default for ROCK_SERVICE_STATUS_DIR (#522)

- Change default value from /data/service_status to /tmp
- Add test to verify the default value

Author: Timandes

rock/env_vars.py

@@ -66,7 +66,7 @@
     "ROCK_LOGGING_PATH": lambda: os.getenv("ROCK_LOGGING_PATH"),
     "ROCK_LOGGING_FILE_NAME": lambda: os.getenv("ROCK_LOGGING_FILE_NAME", "rocklet.log"),
     "ROCK_LOGGING_LEVEL": lambda: os.getenv("ROCK_LOGGING_LEVEL", "INFO"),
-    "ROCK_SERVICE_STATUS_DIR": lambda: os.getenv("ROCK_SERVICE_STATUS_DIR", "/data/service_status"),
+    "ROCK_SERVICE_STATUS_DIR": lambda: os.getenv("ROCK_SERVICE_STATUS_DIR", "/tmp"),
     "ROCK_SCHEDULER_STATUS_DIR": lambda: os.getenv("ROCK_SCHEDULER_STATUS_DIR", "/data/scheduler_status"),
     "ROCK_CONFIG": lambda: os.getenv("ROCK_CONFIG"),
     "ROCK_CONFIG_DIR_NAME": lambda: os.getenv("ROCK_CONFIG_DIR_NAME", "rock-conf"),

tests/unit/test_envs.py

@@ -1,3 +1,5 @@
+import os
+
 from rock import env_vars
 
 
@@ -10,3 +12,15 @@ def test_default_envs():
 def test_envs_project_root():
     project_root = env_vars.ROCK_PROJECT_ROOT
     assert project_root is not None
+
+
+def test_service_status_dir_default():
+    """ROCK_SERVICE_STATUS_DIR 默认值应为 /tmp"""
+    # 清除可能已设置的环境变量
+    original = os.environ.pop("ROCK_SERVICE_STATUS_DIR", None)
+    try:
+        status_dir = env_vars.ROCK_SERVICE_STATUS_DIR
+        assert status_dir == "/tmp", f"Expected /tmp, got {status_dir}"
+    finally:
+        if original is not None:
+            os.environ["ROCK_SERVICE_STATUS_DIR"] = original