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annotate doc/libervia-cli/debug.rst @ 4251:601e72332907

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tools (common/async_process): show command and arguments used in error message in case a failure.
author Goffi <goffi@goffi.org>
date Fri, 31 May 2024 11:08:23 +0200
parents 524856bd7b19
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 =====================================================
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2 debug: tools to help debugging/monitoring Libervia
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3 =====================================================
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5 ``debug`` groups commands to monitor or manipulate Libervia and XMPP stream.
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7 .. _li_debug_bridge_method:
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8
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9 bridge method
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10 =============
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12 Call a method of the bridge. You have to provide the name of the method and the arguments
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13 as positional arguments. Arguments are evaluated as Python code (using ``eval``), so you
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14 need to properly escape them (for your shell **and** Python). You can either split your
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15 Python arguments as many shell arguments, or put them in a single shell argument.
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17 You profile is automatically set if the method requires it (using the value of ``-p
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18 PROFILE, --profile PROFILE``), so you must not specify it as an extra argument.
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20 You can refer to `bridge API documentation`_ to get core methods signatures
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22 .. _Bridge API documentation: https://wiki.goffi.org/wiki/Bridge_API
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25 examples
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26 --------
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27
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28 Send a message using a single shell arguments for all Python arguments. We
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29 use first the method name (``message_send``), then the required arguments (see `bridge
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30 API documentation`_ for details), without the profile as it is automatically set. We
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31 specify them as Python in one shell argument, so we use single quote (``\```)first for
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32 s hell string, and inside it we use double quote (``"``) for Python strings::
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34 $ li debug bridge method message_send '"louise@example.org", {"": "test message"}, {}, "auto", {}'
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35
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36 .. note::
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38 This is for debugging only, if you want to send message with li, use :ref:`libervia-cli_message_send`.
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40 Get version string of Libervia::
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42 $ li debug bridge method version_get
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45 bridge signal
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46 =============
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48 Send a fake signal. This is specially useful to test behaviour of a frontend when a
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49 specific event happens. To use is you just need to specify the name of the signal and the
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50 arguments to use (using Python eval in the same way as for libervia-cli_debug_bridge_method_).
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52 example
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53 -------
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54
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55 Send a note with ``info`` level and hand written XMLUI. Here me use a shell variable to
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56 store the level, so we can easily change it if we want to use an other level for tests.
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57 Note the use of quotes (to escape both for shell and Python)::
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58
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59 $ LEVEL='info'; li debug bridge signal -c action_new '{"xmlui": '"'"'<?xml version="1.0" ?><sat_xmlui title="test title" type="dialog"><dialog level="'$LEVEL'" type="note"><message>test message\non\nseveral\nlines</message></dialog></sat_xmlui>'"'"'}' '""' -1
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62 monitor
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63 =======
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65 Show raw XML stream. By default, output is pretty formatted/highlighted and you get all
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66 streams in both direction. You can filter the direction using ``-d {in,out,both},
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67 --direction {in,out,both}``.
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68
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69 For this to work, you need to set the option ``Activate XML log`` in the ``Debug`` section
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70 of your parameters.
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71
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72 Verbosity is used, to print details on the direction of a stanza, use ``--verbose, -v``
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73
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74 example
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75 -------
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77 Monitor raw XML stream::
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78
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79 $ li debug monitor -v
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81 theme
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82 =====
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84 Show the colour constants in their respective colour, according to background (``light``
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85 or ``dark``). If backround option is not set in ``libervia.conf``, it will be autodetected, and
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86 colour theme will be modified accordingly.
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88 example
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89 -------
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91 Show colours with the set background::
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92
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93 $ li debug theme