#!/usr/bin/env python3

import asyncio
import argparse

from artiq.management.pc_rpc import Server
from artiq.management.sync_struct import Publisher
from artiq.management.scheduler import Scheduler


def _get_args():
    parser = argparse.ArgumentParser(description="ARTIQ master")
    parser.add_argument(
        "--bind", default="::1",
        help="hostname or IP address to bind to")
    parser.add_argument(
        "--port-schedule-control", default=8888, type=int,
        help="TCP port to listen to for schedule control")
    parser.add_argument(
        "--port-schedule-notify", default=8887, type=int,
        help="TCP port to listen to for schedule notifications")
    return parser.parse_args()


def main():
    args = _get_args()
    loop = asyncio.get_event_loop()
    try:
        scheduler = Scheduler("ddb.pyon", "pdb.pyon")
        loop.run_until_complete(scheduler.start())
        try:
            schedule_control = Server(scheduler, "schedule_control")
            loop.run_until_complete(schedule_control.start(
                args.bind, args.port_schedule_control))
            try:
                schedule_notify = Publisher(scheduler.queued)
                loop.run_until_complete(schedule_notify.start(
                        args.bind, args.port_schedule_notify))
                try:
                    loop.run_forever()
                finally:
                    loop.run_until_complete(schedule_notify.stop())
            finally:
                loop.run_until_complete(schedule_control.stop())
        finally:
            loop.run_until_complete(scheduler.stop())
    finally:
        loop.close()

if __name__ == "__main__":
    main()