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|
#! /usr/bin/gjs
//
// A simple Telepathy debug-message collector.
//
// Copyright © 2013 Intel Corporation
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
const Gi = imports.gi;
Gi.versions.TelepathyGLib = '0.12';
const GLib = imports.gi.GLib;
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const Mainloop = imports.mainloop;
const Tp = imports.gi.TelepathyGLib;
// this is just a subset
const DBusDaemonIface = <interface name='org.freedesktop.DBus'>
<method name='ListNames'>
<arg type='as' direction='out'/>
</method>
<method name='GetNameOwner'>
<arg type='s' direction='in'/>
<arg type='s' direction='out'/>
</method>
<signal name="NameOwnerChanged">
<arg type="s"/>
<arg type="s"/>
<arg type="s"/>
</signal>
</interface>;
const DBusDaemonProxy = Gio.DBusProxy.makeProxyWrapper(DBusDaemonIface);
function levelStr(level) {
bits = []
if (level & GLib.LogLevelFlags.FLAG_FATAL)
bits.push('FATAL')
if (level & GLib.LogLevelFlags.LEVEL_ERROR)
bits.push('ERROR')
if (level & GLib.LogLevelFlags.LEVEL_CRITICAL)
bits.push('CRITICAL')
if (level & GLib.LogLevelFlags.LEVEL_WARNING)
bits.push('WARNING')
if (level & GLib.LogLevelFlags.LEVEL_MESSAGE)
bits.push('MESSAGE')
if (level & GLib.LogLevelFlags.LEVEL_INFO)
bits.push('INFO')
if (level & GLib.LogLevelFlags.LEVEL_DEBUG)
bits.push('DEBUG')
if (level & GLib.LogLevelFlags.FLAG_RECURSION)
bits.push('RECURSION')
if (bits.length > 0) {
return bits.join('|')
} else {
return '(level?)'
}
}
function zeroPad(x) {
let s = x.toString();
while (s.length < 6)
s = '0' + s;
return s;
}
DebugClient = new Lang.Class({
Name: 'DebugClient',
Extends: Gio.Application,
_init: function() {
this.parent({application_id: 'im.telepathy.TpGLib.Example.DebugClient',
flags: Gio.ApplicationFlags.NON_UNIQUE });
this.json = false;
this._gdbus = Gio.DBus.session;
this._dbusDaemon = Tp.DBusDaemon.dup();
this._debuggables = {};
this._timeOrigin = null;
this._gdbusProxy = new DBusDaemonProxy(Gio.DBus.session,
'org.freedesktop.DBus', '/org/freedesktop/DBus');
this._gdbusProxy.connectSignal('NameOwnerChanged',
Lang.bind(this, this._onNameOwnerChanged));
this._gdbusProxy.ListNamesRemote(Lang.bind(this, this._listNamesCb));
},
vfunc_activate: function() {
this.hold();
},
_setEnabledCb: function(debugClient, result) {
try {
debugClient.set_enabled_finish(result);
} catch (e) {
logError(e, 'Unable to enable debug client ' +
debugClient.get_bus_name());
}
},
_getMessagesCb: function(debugClient, result) {
let messages;
try {
messages = debugClient.get_messages_finish(result);
} catch (e) {
logError(e, 'Unable to enable debug client ' +
debugClient.get_bus_name());
return;
}
for (i in messages) {
this._newDebugMessageCb(debugClient, messages[i]);
}
},
_newDebugMessageCb: function(debugClient, debugMessage) {
let dateTime = debugMessage.get_time();
if (!this._timeOrigin)
this._timeOrigin = dateTime;
if (this.json) {
print(JSON.stringify({
time: dateTime.format('%Y-%m-%d %H:%M:%S'),
usec: dateTime.difference(this._timeOrigin),
uniqueName: debugClient.get_bus_name(),
domain: debugMessage.get_domain(),
category: debugMessage.get_category(),
level: debugMessage.get_level(),
message: debugMessage.get_message(),
stamp: (dateTime.to_unix() * 1000000) + dateTime.get_microsecond(),
}));
} else {
print(dateTime.format('%Y-%m-%d %H:%M:%S.') +
zeroPad(dateTime.get_microsecond(), 6) + ' ' +
debugClient.get_bus_name() + ' ' +
debugMessage.get_domain() + '/' +
debugMessage.get_category() + ' ' +
levelStr(debugMessage.get_level()) + ': ' +
debugMessage.get_message());
}
},
_addDebuggable: function(wellKnownName, owner) {
if (owner == null) {
this._gdbusProxy.GetNameOwnerRemote(wellKnownName,
Lang.bind(this, function(result, error) {
if (error) {
logError(error);
} else if (result[0] != null) {
print(result[0] + ' owns well-known name ' +
wellKnownName);
this._addDebuggable(wellKnownName, result[0]);
} else {
log('owner of ' + wellKnownName + ' is null?!');
}
}));
return;
}
if (owner in this._debuggables ||
owner == this._dbusDaemon.get_unique_name() ||
owner == this._gdbus.get_unique_name())
return;
debugClient = Tp.DebugClient.new(this._dbusDaemon, owner);
this._debuggables[owner] = debugClient;
debugClient.connect('new-debug-message',
Lang.bind(this, this._newDebugMessageCb));
debugClient.set_enabled_async(true,
Lang.bind(this, this._setEnabledCb), null);
debugClient.get_messages_async(Lang.bind(this, this._getMessagesCb));
},
_isInteresting: function(wellKnownName) {
return (GLib.str_has_prefix(wellKnownName,
'org.freedesktop.Telepathy'));
},
_onNameOwnerChanged: function(proxy, sender, [wellKnownName, oldOwner,
newOwner]) {
if (this._isInteresting(wellKnownName) && newOwner != '') {
print(newOwner + ' owns well-known name ' + wellKnownName);
this._addDebuggable(wellKnownName, newOwner);
}
},
_listNamesCb: function(result, error) {
if (error) {
logError(error, 'Unable to list bus names');
return;
}
for (i in result[0]) {
let wellKnownName = result[0][i];
if (this._isInteresting(wellKnownName)) {
this._addDebuggable(wellKnownName, null);
}
}
},
});
let main = function () {
let app = new DebugClient();
for (i in ARGV) {
if (ARGV[i] == '--json')
app.json = true;
else {
printerr('Usage: telepathy-debug-client [--json]');
return 1;
}
}
return app.run(ARGV);
};
main();
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