artiq/artiq/frontend/artiq_master.py

117 lines
3.7 KiB
Python
Executable File

#!/usr/bin/env python3
import asyncio
import argparse
import atexit
import os
from artiq.protocols.pc_rpc import Server
from artiq.protocols.sync_struct import Notifier, Publisher, process_mod
from artiq.protocols.file_db import FlatFileDB
from artiq.master.scheduler import Scheduler
from artiq.master.worker_db import get_last_rid
from artiq.master.repository import FilesystemBackend, GitBackend, Repository
from artiq.tools import verbosity_args, init_logger
def get_argparser():
parser = argparse.ArgumentParser(description="ARTIQ master")
group = parser.add_argument_group("network")
group.add_argument(
"--bind", default="::1",
help="hostname or IP address to bind to")
group.add_argument(
"--port-notify", default=3250, type=int,
help="TCP port to listen to for notifications (default: %(default)d)")
group.add_argument(
"--port-control", default=3251, type=int,
help="TCP port to listen to for control (default: %(default)d)")
group = parser.add_argument_group("databases")
group.add_argument("-d", "--ddb", default="ddb.pyon",
help="device database file")
group.add_argument("-p", "--pdb", default="pdb.pyon",
help="parameter database file")
group = parser.add_argument_group("repository")
group.add_argument(
"-g", "--git", default=False, action="store_true",
help="use the Git repository backend")
group.add_argument(
"-r", "--repository", default="repository",
help="path to the repository (default: '%(default)s')")
verbosity_args(parser)
return parser
class Log:
def __init__(self, depth):
self.depth = depth
self.data = Notifier([])
def log(self, rid, message):
if len(self.data.read) >= self.depth:
del self.data[0]
self.data.append((rid, message))
log.worker_pass_rid = True
def main():
args = get_argparser().parse_args()
init_logger(args)
if os.name == "nt":
loop = asyncio.ProactorEventLoop()
asyncio.set_event_loop(loop)
else:
loop = asyncio.get_event_loop()
atexit.register(lambda: loop.close())
ddb = FlatFileDB(args.ddb)
pdb = FlatFileDB(args.pdb)
rtr = Notifier(dict())
log = Log(1000)
if args.git:
repo_backend = GitBackend(args.repository)
else:
repo_backend = FilesystemBackend(args.repository)
repository = Repository(repo_backend, log.log)
repository.scan_async()
worker_handlers = {
"get_device": ddb.get,
"get_parameter": pdb.get,
"set_parameter": pdb.set,
"update_rt_results": lambda mod: process_mod(rtr, mod),
"log": log.log
}
scheduler = Scheduler(get_last_rid() + 1, worker_handlers, repo_backend)
worker_handlers["scheduler_submit"] = scheduler.submit
scheduler.start()
atexit.register(lambda: loop.run_until_complete(scheduler.stop()))
server_control = Server({
"master_ddb": ddb,
"master_pdb": pdb,
"master_schedule": scheduler,
"master_repository": repository
})
loop.run_until_complete(server_control.start(
args.bind, args.port_control))
atexit.register(lambda: loop.run_until_complete(server_control.stop()))
server_notify = Publisher({
"schedule": scheduler.notifier,
"devices": ddb.data,
"parameters": pdb.data,
"rt_results": rtr,
"explist": repository.explist,
"log": log.data
})
loop.run_until_complete(server_notify.start(
args.bind, args.port_notify))
atexit.register(lambda: loop.run_until_complete(server_notify.stop()))
loop.run_forever()
if __name__ == "__main__":
main()