Merge pull request #1148 from mokazemi/fix/sigint-down

Handle SIGINT when running "up" command to shutdown gracefully

Author: p12tic

Diff for: .pylintrc

@@ -1,7 +1,7 @@
 [MESSAGES CONTROL]
 # C0111 missing-docstring: missing-class-docstring, missing-function-docstring, missing-method-docstring, missing-module-docstrin
 # consider-using-with: we need it for color formatter pipe
-disable=too-many-lines,too-many-branches,too-many-locals,too-many-statements,too-many-arguments,too-many-instance-attributes,fixme,multiple-statements,missing-docstring,line-too-long,consider-using-f-string,consider-using-with,unnecessary-lambda-assignment
+disable=too-many-lines,too-many-branches,too-many-locals,too-many-statements,too-many-arguments,too-many-instance-attributes,fixme,multiple-statements,missing-docstring,line-too-long,consider-using-f-string,consider-using-with,unnecessary-lambda-assignment,broad-exception-caught
 # allow _ for ignored variables
 # allow generic names like a,b,c and i,j,k,l,m,n and x,y,z
 # allow k,v for key/value

Diff for: newsfragments/sigint-up.bugfix

@@ -0,0 +1 @@
+- Fixed handling SIGINT when running "up" command to shutdown gracefully

Diff for: podman_compose.py

@@ -2778,9 +2778,22 @@ async def compose_up(compose: PodmanCompose, args):
         max_service_length = curr_length if curr_length > max_service_length else max_service_length
 
     tasks = set()
+
+    async def handle_sigint():
+        log.info("Caught SIGINT or Ctrl+C, shutting down...")
+        try:
+            log.info("Shutting down gracefully, please wait...")
+            down_args = argparse.Namespace(**dict(args.__dict__, volumes=False))
+            await compose.commands["down"](compose, down_args)
+        except Exception as e:
+            log.error("Error during shutdown: %s", e)
+        finally:
+            for task in tasks:
+                task.cancel()
+
     if sys.platform != 'win32':
         loop = asyncio.get_event_loop()
-        loop.add_signal_handler(signal.SIGINT, lambda: [t.cancel("User exit") for t in tasks])
+        loop.add_signal_handler(signal.SIGINT, lambda: asyncio.create_task(handle_sigint()))
 
     for i, cnt in enumerate(compose.containers):
         # Add colored service prefix to output by piping output through sed