mirror of https://github.com/m-labs/artiq.git
55 lines
1.6 KiB
Plaintext
55 lines
1.6 KiB
Plaintext
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#!/usr/bin/env python3
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import asyncio
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import json
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from artiq.management.scheduler import Scheduler
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class Server:
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def __init__(self, loop, scheduler):
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self.scheduler = scheduler
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self.terminate_notify = asyncio.Semaphore(0)
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loop.run_until_complete(
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asyncio.start_server(self.handle_connection, "::1", 8888))
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@asyncio.coroutine
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def handle_connection(self, reader, writer):
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while True:
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line = yield from reader.readline()
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if not line:
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writer.close()
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return
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obj = json.loads(line.decode())
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action = obj["action"]
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if action == "run_once":
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yield from self.scheduler.add_run_once(obj["run_params"],
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float(obj["timeout"]))
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elif action == "quit":
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self.terminate_notify.release()
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else:
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print("warning: unknown action " + action)
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@asyncio.coroutine
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def task(self, scheduler_task):
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yield from self.terminate_notify.acquire()
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scheduler_task.cancel()
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def main():
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loop = asyncio.get_event_loop()
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try:
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with Scheduler(loop) as scheduler:
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server = Server(loop, scheduler)
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scheduler_task = asyncio.Task(scheduler.task())
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server_task = asyncio.Task(server.task(scheduler_task))
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loop.run_until_complete(asyncio.wait([
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scheduler_task,
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server_task
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]))
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finally:
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loop.close()
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if __name__ == "__main__":
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main()
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