Mercurial > libervia-backend
view sat_frontends/jp/cmd_debug.py @ 2776:838f53730ce4
plugin pubsub admin: pubsub administrator first draft:
This experimental protocol allows to publish items where publishers can be specified.
author | Goffi <goffi@goffi.org> |
---|---|
date | Tue, 15 Jan 2019 08:51:54 +0100 |
parents | 003b8b4b56a7 |
children | ab2696e34d29 |
line wrap: on
line source
#!/usr/bin/env python2 # -*- coding: utf-8 -*- # jp: a SàT command line tool # Copyright (C) 2009-2019 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/>. import base from sat.core.i18n import _ from sat_frontends.jp.constants import Const as C from sat.tools.common.ansi import ANSI as A import json __commands__ = ["Debug"] class BridgeCommon(object): def evalArgs(self): if self.args.arg: try: return eval(u"[{}]".format(u",".join(self.args.arg))) except SyntaxError as e: self.disp( u"Can't evaluate arguments: {mess}\n{text}\n{offset}^".format( mess=e, text=e.text.decode("utf-8"), offset=u" " * (e.offset - 1) ), error=True, ) self.host.quit(C.EXIT_BAD_ARG) else: return [] class Method(base.CommandBase, BridgeCommon): def __init__(self, host): base.CommandBase.__init__(self, host, "method", help=_(u"call a bridge method")) BridgeCommon.__init__(self) self.need_loop = True def add_parser_options(self): self.parser.add_argument( "method", type=str, help=_(u"name of the method to execute") ) self.parser.add_argument( "arg", type=base.unicode_decoder, nargs="*", help=_(u"argument of the method") ) def method_cb(self, ret=None): if ret is not None: self.disp(unicode(ret)) self.host.quit() def method_eb(self, failure): self.disp( _(u"Error while executing {}: {}".format(self.args.method, failure)), error=True, ) self.host.quit(C.EXIT_ERROR) def start(self): method = getattr(self.host.bridge, self.args.method) args = self.evalArgs() try: method( *args, profile=self.profile, callback=self.method_cb, errback=self.method_eb ) except TypeError: # maybe the method doesn't need a profile ? try: method(*args, callback=self.method_cb, errback=self.method_eb) except TypeError: self.method_eb(_(u"bad arguments")) class Signal(base.CommandBase, BridgeCommon): def __init__(self, host): base.CommandBase.__init__( self, host, "signal", help=_(u"send a fake signal from backend") ) BridgeCommon.__init__(self) def add_parser_options(self): self.parser.add_argument( "signal", type=str, help=_(u"name of the signal to send") ) self.parser.add_argument( "arg", type=base.unicode_decoder, nargs="*", help=_(u"argument of the signal") ) def start(self): args = self.evalArgs() json_args = json.dumps(args) # XXX: we use self.args.profile and not self.profile # because we want the raw profile_key (so plugin handle C.PROF_KEY_NONE) self.host.bridge.debugFakeSignal(self.args.signal, json_args, self.args.profile) class Bridge(base.CommandBase): subcommands = (Method, Signal) def __init__(self, host): super(Bridge, self).__init__( host, "bridge", use_profile=False, help=_("bridge s(t)imulation") ) class Monitor(base.CommandBase): def __init__(self, host): super(Monitor, self).__init__( host, "monitor", use_verbose=True, use_profile=False, use_output=C.OUTPUT_XML, help=_("monitor XML stream"), ) self.need_loop = True def add_parser_options(self): self.parser.add_argument( "-d", "--direction", choices=("in", "out", "both"), default="both", help=_(u"stream direction filter"), ) def printXML(self, direction, xml_data, profile): if self.args.direction == "in" and direction != "IN": return if self.args.direction == "out" and direction != "OUT": return verbosity = self.host.verbosity if not xml_data.strip(): if verbosity <= 2: return whiteping = True else: whiteping = False if verbosity: profile_disp = u" ({})".format(profile) if verbosity > 1 else u"" if direction == "IN": self.disp( A.color( A.BOLD, A.FG_YELLOW, "<<<===== IN ====", A.FG_WHITE, profile_disp ) ) else: self.disp( A.color( A.BOLD, A.FG_CYAN, "==== OUT ====>>>", A.FG_WHITE, profile_disp ) ) if whiteping: self.disp("[WHITESPACE PING]") else: try: self.output(xml_data) except Exception: # initial stream is not valid XML, # in this case we print directly to data # FIXME: we should test directly lxml.etree.XMLSyntaxError # but importing lxml directly here is not clean # should be wrapped in a custom Exception self.disp(xml_data) self.disp(u"") def start(self): self.host.bridge.register_signal("xmlLog", self.printXML, "plugin") class Debug(base.CommandBase): subcommands = (Bridge, Monitor) def __init__(self, host): super(Debug, self).__init__( host, "debug", use_profile=False, help=_("debugging tools") )