artiq/frontend/artiq_client.py

143 lines
4.7 KiB
Python
Executable File

#!/usr/bin/env python3
import argparse
import time
import sys
import asyncio
from prettytable import PrettyTable
from artiq.management.pc_rpc import Client
from artiq.management.sync_struct import Subscriber
from artiq.management.tools import clear_screen
def _get_args():
parser = argparse.ArgumentParser(description="ARTIQ client")
parser.add_argument(
"-s", "--server", default="::1",
help="hostname or IP of the master to connect to")
parser.add_argument(
"--port", default=None, type=int,
help="TCP port to use to connect to the master")
subparsers = parser.add_subparsers(dest="action")
subparsers.required = True
parser_add = subparsers.add_parser("submit", help="submit an experiment")
parser_add.add_argument(
"-p", "--periodic", default=None, type=float,
help="run the experiment periodically every given number of seconds")
parser_add.add_argument(
"-t", "--timeout", default=None, type=float,
help="specify a timeout for the experiment to complete")
parser_add.add_argument("-f", "--function", default="run",
help="function to run")
parser_add.add_argument("-u", "--unit", default=None,
help="unit to run")
parser_add.add_argument("file", help="file containing the unit to run")
parser_cancel = subparsers.add_parser("cancel",
help="cancel an experiment")
parser_cancel.add_argument("-p", "--periodic", default=False,
action="store_true",
help="cancel a periodic experiment")
parser_cancel.add_argument("rid", type=int,
help="run identifier (RID/PRID)")
parser_show = subparsers.add_parser("show-queue",
help="show the experiment queue")
return parser.parse_args()
def _action_submit(remote, args):
run_params = {
"file": args.file,
"unit": args.unit,
"function": args.function
}
if args.periodic is None:
rid = remote.run_once(run_params, args.timeout)
print("RID: {}".format(rid))
else:
prid = remote.run_periodic(run_params, args.timeout,
args.periodic)
print("PRID: {}".format(prid))
def _action_cancel(remote, args):
if args.periodic:
remote.cancel_periodic(args.rid)
else:
remote.cancel_once(args.rid)
def _show_queue(queue):
clear_screen()
if queue:
table = PrettyTable(["RID", "File", "Unit", "Function", "Timeout"])
for rid, run_params, timeout in queue:
row = [rid, run_params["file"]]
for x in run_params["unit"], run_params["function"], timeout:
row.append("-" if x is None else x)
table.add_row(row)
print(table)
else:
print("Queue is empty")
def _show_periodic(periodic):
clear_screen()
if periodic:
table = PrettyTable(["Next run", "PRID", "File", "Unit", "Function",
"Timeout", "Period"])
sp = sorted(periodic.items(), key=lambda x: x[1][0])
for prid, (next_run, run_params, timeout, period) in sp:
row = [time.strftime("%m/%d %H:%M:%S", time.localtime(next_run)),
prid, run_params["file"]]
for x in run_params["unit"], run_params["function"], timeout:
row.append("-" if x is None else x)
row.append(period)
table.add_row(row)
print(table)
else:
print("No periodic schedule")
def _run_subscriber(host, port, subscriber):
loop = asyncio.get_event_loop()
try:
loop.run_until_complete(subscriber.connect(host, port))
try:
loop.run_until_complete(asyncio.wait_for(subscriber.receive_task,
None))
print("Connection to master lost")
finally:
loop.run_until_complete(subscriber.close())
finally:
loop.close()
def main():
args = _get_args()
if args.action == "show-queue":
queue = []
def init_queue(x):
queue[:] = x
return queue
subscriber = Subscriber(init_queue, lambda: _show_queue(queue))
port = 8887 if args.port is None else args.port
_run_subscriber(args.server, port, subscriber)
else:
port = 8888 if args.port is None else args.port
remote = Client(args.server, port, "schedule_control")
try:
globals()["_action_" + args.action](remote, args)
finally:
remote.close_rpc()
if __name__ == "__main__":
main()