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108 lines
3.9 KiB
Python
Executable File
108 lines
3.9 KiB
Python
Executable File
#!/usr/bin/env python3
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import argparse
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import textwrap
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import sys
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from artiq.protocols.pc_rpc import Client
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def get_argparser():
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parser = argparse.ArgumentParser(
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description="ARTIQ RPC tool")
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parser.add_argument("server",
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help="hostname or IP of the controller to connect to")
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parser.add_argument("port", type=int,
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help="TCP port to use to connect to the controller")
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subparsers = parser.add_subparsers(dest="action")
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subparsers.required = True
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subparsers.add_parser("list-targets", help="list existing targets")
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parser_list_methods = subparsers.add_parser("list-methods",
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help="list target's methods")
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parser_list_methods.add_argument("-t", "--target", help="target name")
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parser_call = subparsers.add_parser("call", help="call a target's method")
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parser_call.add_argument("-t", "--target", help="target name")
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parser_call.add_argument("method", help="method name")
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parser_call.add_argument("args", nargs=argparse.REMAINDER,
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help="arguments")
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return parser
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def list_targets(target_names, id_parameters):
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print("Target(s): " + ", ".join(target_names))
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if id_parameters is not None:
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print("Parameters: " + id_parameters)
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def list_methods(remote):
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methods = remote.get_rpc_method_list()
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for name, (argspec, docstring) in sorted(methods.items()):
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args = ""
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for arg in argspec["args"]:
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args += arg
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if argspec["defaults"] is not None:
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kword_index = len(argspec["defaults"]) - len(argspec["args"])\
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+ argspec["args"].index(arg)
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if kword_index >= 0:
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if argspec["defaults"][kword_index] == Ellipsis:
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args += "=..."
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else:
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args += "={}".format(argspec["defaults"][kword_index])
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if argspec["args"].index(arg) < len(argspec["args"]) - 1:
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args += ", "
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if argspec["varargs"] is not None:
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args += ", *{}".format(argspec["varargs"])
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elif len(argspec["kwonlyargs"]) > 0:
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args += ", *"
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for kwonlyarg in argspec["kwonlyargs"]:
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args += ", {}".format(kwonlyarg)
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if kwonlyarg in argspec["kwonlydefaults"]:
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if argspec["kwonlydefaults"][kwonlyarg] == Ellipsis:
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args += "=..."
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else:
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args += "={}".format(argspec["kwonlydefaults"][kwonlyarg])
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if argspec["varkw"] is not None:
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args += ", **{}".format(argspec["varkw"])
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print("{}({})".format(name, args))
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if docstring is not None:
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print(textwrap.indent(docstring, " "))
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print()
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def call_method(remote, method_name, args):
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method = getattr(remote, method_name)
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ret = method(*[eval(arg) for arg in args])
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if ret is not None:
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print("{}".format(ret))
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def main():
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args = get_argparser().parse_args()
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remote = Client(args.server, args.port, None)
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targets, id_parameters = remote.get_rpc_id()
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if args.action != "list-targets":
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# If no target specified and remote has only one, then use this one.
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# Exit otherwise.
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if len(targets) > 1 and args.target is None:
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print("Remote server has several targets, please supply one with "
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"-t")
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sys.exit(1)
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elif args.target is None:
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args.target = targets[0]
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remote.select_rpc_target(args.target)
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if args.action == "list-targets":
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list_targets(targets, id_parameters)
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elif args.action == "list-methods":
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list_methods(remote)
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elif args.action == "call":
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call_method(remote, args.method, args.args)
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else:
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print("Unrecognized action: {}".format(args.action))
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if __name__ == "__main__":
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main()
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