libervia-backend/frontends/src/jp/cmd_debug.py

151 lines
5.4 KiB
Python

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
# jp: a SàT command line tool
# Copyright (C) 2009-2017 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:
self.output(xml_data)
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'))