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gui/applets: fix teardown of half-initialized applets

This commit is contained in:
Sebastien Bourdeauducq 2016-09-06 23:06:31 +08:00
parent 9e33bceb6f
commit f2502026bf
1 changed files with 18 additions and 16 deletions
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10
artiq/gui/applets.py
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@ -81,11 +81,12 @@ class AppletIPCServer(AsyncioParentComm):
finally:
self.datasets_sub.notify_cbs.remove(self._on_mod)
def start(self, embed_cb, fix_initial_size_cb):
def start_server(self, embed_cb, fix_initial_size_cb):
self.server_task = asyncio.ensure_future(
self.serve(embed_cb, fix_initial_size_cb))
async def stop(self):
async def stop_server(self):
if hasattr(self, "server_task"):
self.server_task.cancel()
await asyncio.wait([self.server_task])
@ -144,7 +145,7 @@ class _AppletDock(QDockWidgetCloseDetect):
asyncio.ensure_future(
LogParser(self._get_log_source).stream_task(
self.ipc.process.stderr))
self.ipc.start(self.embed, self.fix_initial_size)
self.ipc.start_server(self.embed, self.fix_initial_size)
finally:
self.starting_stopping = False
@ -166,7 +167,8 @@ class _AppletDock(QDockWidgetCloseDetect):
self.starting_stopping = True
if hasattr(self, "ipc"):
await self.ipc.stop()
await self.ipc.stop_server()
if hasattr(self.ipc, "process"):
self.ipc.write_pyon({"action": "terminate"})
try:
await asyncio.wait_for(self.ipc.process.wait(), 2.0)