Mercurial > libervia-backend
view sat_frontends/jp/cmd_application.py @ 3727:a6dfd3db372b
cli (blog/get): fix default output when a value is None
author | Goffi <goffi@goffi.org> |
---|---|
date | Tue, 25 Jan 2022 17:27:39 +0100 |
parents | 267e4987b58b |
children | 524856bd7b19 |
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#!/usr/bin/env python3 # jp: a SàT command line tool # Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org) # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU Affero General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU Affero General Public License for more details. # You should have received a copy of the GNU Affero General Public License # along with this program. If not, see <http://www.gnu.org/licenses/>. from . import base from sat.core.i18n import _ from sat.tools.common import data_format from sat_frontends.jp.constants import Const as C __commands__ = ["Application"] class List(base.CommandBase): """List available applications""" def __init__(self, host): super(List, self).__init__( host, "list", use_profile=False, use_output=C.OUTPUT_LIST, help=_("list available applications") ) def add_parser_options(self): # FIXME: "extend" would be better here, but it's only available from Python 3.8+ # so we use "append" until minimum version of Python is raised. self.parser.add_argument( "-f", "--filter", dest="filters", action="append", choices=["available", "running"], help=_("show applications with this status"), ) async def start(self): # FIXME: this is only needed because we can't use "extend" in # add_parser_options, see note there if self.args.filters: self.args.filters = list(set(self.args.filters)) else: self.args.filters = ['available'] try: found_apps = await self.host.bridge.applicationsList(self.args.filters) except Exception as e: self.disp(f"can't get applications list: {e}", error=True) self.host.quit(C.EXIT_BRIDGE_ERRBACK) else: await self.output(found_apps) self.host.quit() class Start(base.CommandBase): """Start an application""" def __init__(self, host): super(Start, self).__init__( host, "start", use_profile=False, help=_("start an application") ) def add_parser_options(self): self.parser.add_argument( "name", help=_("name of the application to start"), ) async def start(self): try: await self.host.bridge.applicationStart( self.args.name, "", ) except Exception as e: self.disp(f"can't start {self.args.name}: {e}", error=True) self.host.quit(C.EXIT_BRIDGE_ERRBACK) else: self.host.quit() class Stop(base.CommandBase): def __init__(self, host): super(Stop, self).__init__( host, "stop", use_profile=False, help=_("stop a running application") ) def add_parser_options(self): id_group = self.parser.add_mutually_exclusive_group(required=True) id_group.add_argument( "name", nargs="?", help=_("name of the application to stop"), ) id_group.add_argument( "-i", "--id", help=_("identifier of the instance to stop"), ) async def start(self): try: if self.args.name is not None: args = [self.args.name, "name"] else: args = [self.args.id, "instance"] await self.host.bridge.applicationStop( *args, "", ) except Exception as e: if self.args.name is not None: self.disp( f"can't stop application {self.args.name!r}: {e}", error=True) else: self.disp( f"can't stop application instance with id {self.args.id!r}: {e}", error=True) self.host.quit(C.EXIT_BRIDGE_ERRBACK) else: self.host.quit() class Exposed(base.CommandBase): def __init__(self, host): super(Exposed, self).__init__( host, "exposed", use_profile=False, use_output=C.OUTPUT_DICT, help=_("show data exposed by a running application") ) def add_parser_options(self): id_group = self.parser.add_mutually_exclusive_group(required=True) id_group.add_argument( "name", nargs="?", help=_("name of the application to check"), ) id_group.add_argument( "-i", "--id", help=_("identifier of the instance to check"), ) async def start(self): try: if self.args.name is not None: args = [self.args.name, "name"] else: args = [self.args.id, "instance"] exposed_data_raw = await self.host.bridge.applicationExposedGet( *args, "", ) except Exception as e: if self.args.name is not None: self.disp( f"can't get values exposed from application {self.args.name!r}: {e}", error=True) else: self.disp( f"can't values exposed from application instance with id {self.args.id!r}: {e}", error=True) self.host.quit(C.EXIT_BRIDGE_ERRBACK) else: exposed_data = data_format.deserialise(exposed_data_raw) await self.output(exposed_data) self.host.quit() class Application(base.CommandBase): subcommands = (List, Start, Stop, Exposed) def __init__(self, host): super(Application, self).__init__( host, "application", use_profile=False, help=_("manage applications"), aliases=['app'], )