Reload uWSGI workers when files change

docker/watch_and_restart.py

@@ -0,0 +1,80 @@
+#!/usr/bin/env python3
+"""
+Watch for code changes in core/ and app/ and restart ur_gia container.
+"""
+import os
+import sys
+import time
+import subprocess
+from pathlib import Path
+from watchdog.observers import Observer
+from watchdog.events import FileSystemEventHandler
+
+
+class ChangeHandler(FileSystemEventHandler):
+    def __init__(self):
+        self.last_restart = 0
+        self.restart_debounce = 2  # seconds
+
+    def on_modified(self, event):
+        self._check_and_restart(event.src_path)
+
+    def on_created(self, event):
+        self._check_and_restart(event.src_path)
+
+    def on_deleted(self, event):
+        self._check_and_restart(event.src_path)
+
+    def _check_and_restart(self, path):
+        # Ignore pycache and compiled files
+        if '__pycache__' in path or '.pyc' in path or '.git' in path:
+            return
+
+        now = time.time()
+        if now - self.last_restart < self.restart_debounce:
+            return
+
+        self.last_restart = now
+        print(f'[{time.strftime("%H:%M:%S")}] Change detected: {path}', flush=True)
+        time.sleep(1)
+        self._restart_ur()
+
+    def _restart_ur(self):
+        print(f'[{time.strftime("%H:%M:%S")}] Restarting ur_gia...', flush=True)
+        # Try podman first (preferred in this setup), then docker
+        result = subprocess.run(
+            'podman restart ur_gia 2>/dev/null || docker restart ur_gia 2>/dev/null',
+            shell=True,
+            capture_output=True,
+        )
+        if result.returncode == 0:
+            print(f'[{time.strftime("%H:%M:%S")}] ur_gia restarted successfully', flush=True)
+        else:
+            print(f'[{time.strftime("%H:%M:%S")}] ur_gia restart failed', flush=True)
+        time.sleep(1)
+
+
+def main():
+    handler = ChangeHandler()
+    observer = Observer()
+
+    # Watch both core and app directories
+    watch_paths = ['/code/GIA/core', '/code/GIA/app']
+    for path in watch_paths:
+        if os.path.exists(path):
+            observer.schedule(handler, path, recursive=True)
+            print(f'Watching: {path}', flush=True)
+
+    observer.start()
+    print(f'[{time.strftime("%H:%M:%S")}] File watcher started. Monitoring for changes...', flush=True)
+
+    try:
+        while True:
+            time.sleep(1)
+    except KeyboardInterrupt:
+        observer.stop()
+    observer.join()
+
+
+if __name__ == '__main__':
+    main()