annotate frontends/src/jp/cmd_debug.py @ 2068:741db5abf077

jp (debug/bridge/method,signal): fixed argument parsing
author Goffi <goffi@goffi.org>
date Sat, 10 Sep 2016 11:43:32 +0200
parents a3c2866841f7
children 8b37a62336c3
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1 #!/usr/bin/env python2
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2 # -*- coding: utf-8 -*-
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3
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4 # jp: a SàT command line tool
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5 # Copyright (C) 2009-2016 Jérôme Poisson (goffi@goffi.org)
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6
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7 # This program is free software: you can redistribute it and/or modify
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8 # it under the terms of the GNU Affero General Public License as published by
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9 # the Free Software Foundation, either version 3 of the License, or
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10 # (at your option) any later version.
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11
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12 # This program is distributed in the hope that it will be useful,
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13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 # GNU Affero General Public License for more details.
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16
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17 # You should have received a copy of the GNU Affero General Public License
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18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
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19
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20
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21 import base
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22 from sat.core.i18n import _
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23 from sat_frontends.jp.constants import Const as C
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24 import json
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25
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26 __commands__ = ["Debug"]
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27
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28
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29 class BridgeCommon(object):
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30
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31 def evalArgs(self):
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32 if self.args.arg:
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33 try:
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34 return eval(u'[{}]'.format(u",".join(self.args.arg)))
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35 except SyntaxError as e:
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36 self.disp(u"Can't evaluate arguments: {mess}\n{text}\n{offset}^".format(
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37 mess=e,
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38 text=e.text.decode('utf-8'),
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39 offset=u" "*(e.offset-1)
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40 ), error=True)
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41 self.host.quit(C.EXIT_BAD_ARG)
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42 else:
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43 return []
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44
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45
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46 class Method(base.CommandBase, BridgeCommon):
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47
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48 def __init__(self, host):
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49 base.CommandBase.__init__(self, host, 'method', help=_(u'call a bridge method'))
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50 BridgeCommon.__init__(self)
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51 self.need_loop=True
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52
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53 def add_parser_options(self):
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54 self.parser.add_argument("method", type=str, help=_(u"name of the method to execute"))
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55 self.parser.add_argument("arg", type=base.unicode_decoder, nargs="*", help=_(u"argument of the method"))
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56
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57 def method_cb(self, ret=None):
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58 if ret is not None:
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59 self.disp(unicode(ret))
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60 self.host.quit()
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61
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62 def method_eb(self, failure):
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63 self.disp(_(u"Error while executing {}: {}".format(self.args.method, failure)), error=True)
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64 self.host.quit(C.EXIT_ERROR)
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65
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66 def start(self):
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67 method = getattr(self.host.bridge, self.args.method)
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68 args = self.evalArgs()
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69 try:
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70 method(*args, profile=self.profile, callback=self.method_cb, errback=self.method_eb)
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71 except TypeError:
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72 # maybe the method doesn't need a profile ?
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73 try:
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74 method(*args, callback=self.method_cb, errback=self.method_eb)
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75 except TypeError:
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76 self.method_eb(_(u"bad arguments"))
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78
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79 class Signal(base.CommandBase, BridgeCommon):
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80
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81 def __init__(self, host):
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82 base.CommandBase.__init__(self, host, 'signal', help=_(u'send a fake signal from backend'))
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83 BridgeCommon.__init__(self)
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84
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85 def add_parser_options(self):
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86 self.parser.add_argument("signal", type=str, help=_(u"name of the signal to send"))
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87 self.parser.add_argument("arg", type=base.unicode_decoder, nargs="*", help=_(u"argument of the signal"))
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88
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89 def start(self):
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90 args = self.evalArgs()
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91 json_args = json.dumps(args)
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92 # XXX: we use self.args.profile and not self.profile
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93 # because we want the raw profile_key (so plugin handle C.PROF_KEY_NONE)
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94 self.host.bridge.debugFakeSignal(self.args.signal, json_args, self.args.profile)
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95
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96
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97 class Bridge(base.CommandBase):
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98 subcommands = (Method, Signal)
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99
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100 def __init__(self, host):
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101 super(Bridge, self).__init__(host, 'bridge', use_profile=False, help=_('bridge s(t)imulation'))
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102
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103
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104 class Debug(base.CommandBase):
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105 subcommands = (Bridge,)
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106
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107 def __init__(self, host):
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108 super(Debug, self).__init__(host, 'debug', use_profile=False, help=_('debugging tools'))