Support for cooperative signal handling of uvicorn v0.29.0

gns3server/main.py

@@ -29,6 +29,7 @@ import gns3server.utils.get_resource
 
 import os
 import sys
+import asyncio
 
 
 def daemonize():
@@ -70,7 +71,10 @@ def main():
         daemonize()
     from gns3server.server import Server
 
-    Server().run()
+    try:
+        asyncio.run(Server().run())
+    except KeyboardInterrupt:
+        pass
 
 
 if __name__ == "__main__":

gns3server/server.py

@@ -239,7 +239,7 @@ class Server:
             log.critical("Can't write pid file %s: %s", path, str(e))
             sys.exit(1)
 
-    def run(self):
+    async def run(self):
 
         args = self._parse_arguments(sys.argv[1:])
 
@@ -333,8 +333,7 @@ class Server:
                 uvicorn_logger.propagate = False
 
             server = uvicorn.Server(config)
-            loop = asyncio.get_event_loop()
-            loop.run_until_complete(server.serve())
+            await server.serve()
 
         except Exception as e:
             log.critical(f"Critical error while running the server: {e}", exc_info=1)