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-rw-r--r--lib/AdminPanel/Module/LogViewer.pm568
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diff --git a/lib/AdminPanel/Module/LogViewer.pm b/lib/AdminPanel/Module/LogViewer.pm
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-# vim: set et ts=4 sw=4:
-package ManaTools::Module::LogViewer;
-#============================================================= -*-perl-*-
-
-=head1 NAME
-
-ManaTools::Module::LogViewer - Log viewer
-
-=head1 SYNOPSIS
-
-my $logViewer = ManaTools::Module::LogViewer->new();
-$logViewer->start();
-
-=head1 DESCRIPTION
-
-Log viewer is a backend to journalctl, it can also load a custom
-file.
-
-
-=head1 SUPPORT
-
-You can find documentation for this module with the perldoc command:
-
-perldoc ManaTools::Module::::LogViewer
-
-=head1 AUTHOR
-
-Angelo Naselli <anaselli@linux.it>
-
-=head1 COPYRIGHT and LICENSE
-
-Copyright (C) 2014-2015, Angelo Naselli.
-
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License version 2, as
-published by the Free Software Foundation.
-
-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 General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
-
-=head1 FUNCTIONS
-
-=cut
-
-use Moose;
-
-use diagnostics;
-use open OUT => ':utf8';
-
-use ManaTools::Shared::GUI;
-use ManaTools::Shared::Locales;
-use ManaTools::Shared::Services;
-use ManaTools::Shared::JournalCtl;
-
-
-use POSIX qw/strftime floor/;
-use English;
-use Date::Simple ();
-use File::HomeDir qw(home);
-
-use yui;
-
-extends qw( ManaTools::Module );
-
-### TODO icon
-has '+icon' => (
- default => "/usr/share/mcc/themes/default/logdrake-mdk.png",
-);
-
-has 'loc' => (
- is => 'rw',
- init_arg => undef,
- builder => '_localeInitialize'
-);
-
-sub _localeInitialize {
- my $self = shift;
-
- # TODO fix domain binding for translation
- $self->loc(ManaTools::Shared::Locales->new(domain_name => 'libDrakX-standalone') );
- # TODO if we want to give the opportunity to test locally add dir_name => 'path'
-}
-
-has 'sh_gui' => (
- is => 'rw',
- init_arg => undef,
- builder => '_SharedUGUIInitialize'
-);
-
-sub _SharedUGUIInitialize {
- my $self = shift;
-
- $self->sh_gui(ManaTools::Shared::GUI->new() );
-}
-
-=head1 VERSION
-
-Version 1.0.0
-
-=cut
-
-our $VERSION = '1.0.0';
-
-
-my %prior = ('emerg' => 0,
- 'alert' => 1,
- 'crit' => 2,
- 'err' => 3,
- 'warning' => 4,
- 'notice' => 5,
- 'info' => 6,
- 'debug' => 7);
-
-
-#=============================================================
-
-=head2 BUILD
-
-=head3 INPUT
-
- $self: this object
-
-=head3 DESCRIPTION
-
- The BUILD method is called after a Moose object is created,
- in this methods Services loads all the service information.
-
-=cut
-
-#=============================================================
-sub BUILD {
- my $self = shift;
-
- if (! $self->name) {
- $self->name ($self->loc->N("Log viewer"));
- }
-}
-
-
-#=============================================================
-
-=head2 start
-
-=head3 INPUT
-
- $self: this object
-
-=head3 DESCRIPTION
-
- This method extends Module::start and is invoked to
- start the log viewer
-
-=cut
-
-#=============================================================
-sub start {
- my $self = shift;
-
- $self->_logViewerPanel();
-};
-
-
-
-
-
-sub _logViewerPanel {
- my $self = shift;
-
- if(!$self->_warn_about_user_mode()) {
- return 0;
- }
-
- my $appTitle = yui::YUI::app()->applicationTitle();
-
- ## set new title to get it in dialog
- yui::YUI::app()->setApplicationTitle($self->name);
- ## set icon if not already set by external launcher
- yui::YUI::app()->setApplicationIcon($self->icon);
-
- my $factory = yui::YUI::widgetFactory;
- my $optFactory = yui::YUI::optionalWidgetFactory;
-
- # Create Dialog
- my $dialog = $factory->createMainDialog;
-
- # Start Dialog layout:
- my $layout = $factory->createVBox( $dialog );
- my $align = $factory->createAlignment($layout, $yui::YAlignCenter, $yui::YAlignUnchanged);
- $factory->createLabel( $align, $self->loc->N("A tool to monitor your logs"), 1, 0 );
-
- #### matching
- my $hbox = $factory->createHBox($layout);
- my $matchingInputField = $factory->createInputField($hbox, $self->loc->N("Matching"));
- $factory->createHSpacing($hbox, 1);
-
- #### not matching
- my $notMatchingInputField = $factory->createInputField($hbox, $self->loc->N("but not matching"));
- $matchingInputField->setWeight($yui::YD_HORIZ, 2);
- $notMatchingInputField->setWeight($yui::YD_HORIZ, 2);
-
- my $frame = $factory->createFrame($layout, $self->loc->N("Options"));
-
- #### lastBoot
- my $vbox = $factory->createVBox( $frame );
- $align = $factory->createLeft($vbox);
- my $lastBoot = $factory->createCheckBox($align, $self->loc->N("Last boot"), 1);
- $factory->createVSpacing($vbox, 0.5);
- $lastBoot->setNotify(1);
-
- my $row1 = $factory->createHBox($vbox);
- $factory->createVSpacing($vbox, 0.5);
- my $row2 = $factory->createHBox($vbox);
- $factory->createVSpacing($vbox, 0.5);
- my $row3 = $factory->createHBox($vbox);
-
- #### since and until
- my $sinceDate;
- my $sinceTime;
- my $sinceFrame = $factory->createCheckBoxFrame($row1, $self->loc->N("Since"), 1);
- $sinceFrame->setNotify(1);
-
- my $untilDate;
- my $untilTime;
- my $untilFrame = $factory->createCheckBoxFrame($row2, $self->loc->N("Until"), 1);
- $untilFrame->setNotify(1);
- if ($optFactory->hasDateField()) {
- my $hbox1 = $factory->createHBox($sinceFrame);
-
- $sinceDate = $optFactory->createDateField($hbox1, "");
- $factory->createHSpacing($hbox1, 1.0);
- $sinceTime = $optFactory->createTimeField($hbox1, "");
- my $day = strftime "%F", localtime;
- $sinceDate->setValue($day);
- $sinceTime->setValue("00:00:00");
-
- $hbox1 = $factory->createHBox($untilFrame);
- $untilDate = $optFactory->createDateField($hbox1, "");
- $factory->createHSpacing($hbox1, 1.0);
- $untilTime = $optFactory->createTimeField($hbox1, "");
- $untilDate->setValue($day);
- $untilTime->setValue("23:59:59");
- }
- else {
- $sinceFrame->enable(0);
- $untilFrame->enable(0);
- }
-
- #### units
- my $spacing = $factory->createHSpacing($row1, 2.0);
-
- my $unitsFrame = $factory->createCheckBoxFrame($row1, $self->loc->N("Select a unit"), 1);
- $unitsFrame->setNotify(1);
- $align = $factory->createLeft($unitsFrame);
- my $units = $factory->createComboBox ( $align, "" );
- my $itemCollection = new yui::YItemCollection;
-
- yui::YUI::app()->busyCursor();
- my $serv = ManaTools::Shared::Services->new();
- my ($l, $active_services) = $serv->services();
-
- foreach (@{$active_services}) {
- my $serviceName = $_;
- my $item = new yui::YItem($serviceName);
- $itemCollection->push($item);
- $item->DISOWN();
- }
- $units->addItems($itemCollection);
- yui::YUI::app()->normalCursor();
-
- #### priority
- # From
- $factory->createHSpacing($row2, 2.0);
- my $priorityFromFrame = $factory->createCheckBoxFrame($row2, $self->loc->N("From priority"), 1);
- $priorityFromFrame->setNotify(1);
- $priorityFromFrame->setWeight($yui::YD_HORIZ, 1);
- my $priorityFrom = $factory->createComboBox ( $priorityFromFrame, "" );
- $itemCollection->clear();
-
- my @pr = ('emerg', 'alert', 'crit', 'err',
- 'warning', 'notice', 'info', 'debug');
- foreach (@pr) {
- my $item = new yui::YItem($_);
- if ( $_ eq 'emerg' ) {
- $item->setSelected(1);
- }
- $itemCollection->push($item);
- $item->DISOWN();
- }
- $priorityFrom->addItems($itemCollection);
-
- $factory->createHSpacing( $row2, 2.0 );
- # To
- my $priorityToFrame = $factory->createCheckBoxFrame($row2, $self->loc->N("To priority"), 1);
- $priorityToFrame->setNotify(1);
- $priorityToFrame->setWeight($yui::YD_HORIZ, 1);
- my $priorityTo = $factory->createComboBox ( $priorityToFrame, "" );
- $itemCollection->clear();
-
- foreach (@pr) {
- my $item = new yui::YItem($_);
- if ( $_ eq 'debug' ) {
- $item->setSelected(1);
- }
- $itemCollection->push($item);
- $item->DISOWN();
- }
- $priorityTo->addItems($itemCollection);
-
- #### search
- $align = $factory->createRight($row3);
- my $searchButton = $factory->createPushButton($align, $self->loc->N("&Find"));
-
- #### create log view object
- my $logView = $factory->createLogView($layout, $self->loc->N("Log content"), 10, 0);
-
-
- ### NOTE CheckBoxFrame doesn't honoured his costructor checked value for his children
- $unitsFrame->setValue(0);
- $sinceFrame->setValue(0);
- $untilFrame->setValue(0);
- $priorityFromFrame->setValue(0);
- $priorityToFrame->setValue(0);
-
- # buttons on the last line
- $align = $factory->createRight($layout);
- $hbox = $factory->createHBox($align);
- my $aboutButton = $factory->createPushButton($hbox, $self->loc->N("&About") );
- $align = $factory->createRight($hbox);
- $hbox = $factory->createHBox($align);
- my $saveButton = $factory->createPushButton($hbox, $self->loc->N("&Save"));
- my $quitButton = $factory->createPushButton($hbox, $self->loc->N("&Quit"));
-
- # End Dialof layout
-
- while(1) {
- my $event = $dialog->waitForEvent();
- my $eventType = $event->eventType();
-
- #event type checking
- if ($eventType == $yui::YEvent::CancelEvent) {
- last;
- }
- elsif ($eventType == $yui::YEvent::WidgetEvent) {
- # widget selected
- my $widget = $event->widget();
- if ($widget == $quitButton) {
- last;
- }
- elsif($widget == $aboutButton) {
- my $translators = $self->loc->N("_: Translator(s) name(s) & email(s)\n");
- $translators =~ s/\</\&lt\;/g;
- $translators =~ s/\>/\&gt\;/g;
- $self->sh_gui->AboutDialog({ name => $self->name,
- version => $self->VERSION,
- credits => $self->loc->N("Copyright (C) %s Mageia community", '2014'),
- license => $self->loc->N("GPLv2"),
- description => $self->loc->N("Log viewer is a systemd journal viewer"),
- authors => $self->loc->N("<h3>Developers</h3>
- <ul><li>%s</li>
- <li>%s</li>
- </ul>
- <h3>Translators</h3>
- <ul><li>%s</li></ul>",
- "Angelo Naselli &lt;anaselli\@linux.it&gt;",
- "Matteo Pasotti &lt;matteo.pasotti\@gmail.com&gt;",
- $translators
- ),
- }
- );
- }
- elsif($widget == $saveButton) {
- if ($logView->lines()) {
- $self->_save($logView);
- }
- else {
- $self->sh_gui->warningMsgBox({text => $self->loc->N("Empty log found")});
- }
- }
- elsif ($widget == $searchButton) {
- yui::YUI::app()->busyCursor();
- $dialog->startMultipleChanges();
- $logView->clearText();
- my %log_opts;
- if ($lastBoot->value()) {
- $log_opts{this_boot} = 1;
- }
- if ($unitsFrame->value()) {
- $log_opts{unit} = $units->value();
- }
- if ($sinceFrame->value()) {
- $log_opts{since} = $sinceDate->value() . " " . $sinceTime->value();
- }
- if ($untilFrame->value()) {
- $log_opts{until} = $untilDate->value() . " " . $untilTime->value();
-# TODO check date until > date since
- }
- if ($priorityFromFrame->value() || $priorityToFrame->value()) {
- my $prio = $priorityFrom->value();
- $prio .= "..".$priorityTo->value() if ($priorityToFrame->value());
- $log_opts{priority} = $prio;
-# TODO enabling right using checkBoxes
- }
- my $log = $self->_search(\%log_opts);
-print " log lines: ". scalar (@{$log}) ."\n";
-# TODO check on log line number what to do if too big? and adding a progress bar?
- $self->_parse_content({'matching' => $matchingInputField->value(),
- 'noMatching' => $notMatchingInputField->value(),
- 'log' => $log,
- 'logView' => $logView,
- }
- );
- $dialog->recalcLayout();
- $dialog->doneMultipleChanges();
- yui::YUI::app()->normalCursor();
- }
- elsif ($widget == $lastBoot) {
- yui::YUI::ui()->blockEvents();
- if ($lastBoot->value()) {
- #last boot overrrides until and since
- $sinceFrame->setValue(0);
- $untilFrame->setValue(0);
- }
- yui::YUI::ui()->unblockEvents();
- }
- elsif ($widget == $sinceFrame) {
- yui::YUI::ui()->blockEvents();
- if ($sinceFrame->value()) {
- #disabling last boot that overrrides until and since
- $lastBoot->setValue(0);
- }
- yui::YUI::ui()->unblockEvents();
- }
- elsif ($widget == $untilFrame) {
- yui::YUI::ui()->blockEvents();
- if ($untilFrame->value()) {
- #disabling last boot that overrrides until and since
- $lastBoot->setValue(0);
- }
- yui::YUI::ui()->unblockEvents();
- }
- elsif ($widget == $priorityFromFrame) {
- if ($priorityToFrame->value() && !$priorityFromFrame->value()) {
- yui::YUI::ui()->blockEvents();
- $priorityToFrame->setValue(0) ;
- yui::YUI::ui()->unblockEvents();
- }
- }
- elsif ($widget == $priorityToFrame) {
- if ($priorityToFrame->value() && !$priorityFromFrame->value()) {
- yui::YUI::ui()->blockEvents();
- $priorityFromFrame->setValue(1) ;
- yui::YUI::ui()->unblockEvents();
- }
- }
-
- }
- }
- $dialog->destroy();
-
- #restore old application title
- yui::YUI::app()->setApplicationTitle($appTitle) if $appTitle;
-}
-
-
-
-sub _warn_about_user_mode {
- my $self = shift;
-
- my $title = $self->loc->N("Running in user mode");
- my $msg = $self->loc->N("You are launching this program as a normal user.\n".
- "You will not be able to read system logs which you do not have rights to,\n".
- "but you may still browse all the others.");
-
- if(($EUID != 0) and (!$self->sh_gui->ask_OkCancel({title => $title, text => $msg}))) {
- # TODO add Privileges?
- return 0;
- }
-
- return 1;
-}
-
-
-## Save as
-#
-# $logView: log Widget
-#
-##
-sub _save {
- my ($self, $logView) = @_;
-
- yui::YUI::app()->busyCursor();
-
- my $outFile = yui::YUI::app()->askForSaveFileName(home(), "*", $self->loc->N("Save as.."));
- if ($outFile) {
- open(OF, ">".$outFile);
- print OF $logView->logText();
- close OF;
- }
-
- yui::YUI::app()->normalCursor();
-}
-
-## Search call back
-sub _search {
- my ($self, $log_opts) = @_;
-
- my $log = ManaTools::Shared::JournalCtl->new(%{$log_opts});
- my $all = $log->getLog();
-
- return $all;
-}
-
-## _parse_content
-#
-# $info : HASH cotaining
-#
-# matching: string to match
-# notMatching: string to skip
-# log: ARRAY REF to log content
-# logViewer: logViewer Widget
-#
-##
-sub _parse_content {
- my ($self, $info) = @_;
-
- my $ey = "";
- my $en = "";
-
- if( exists($info->{'matching'} ) ){
- $ey = $info->{'matching'};
- }
- if( exists($info->{'noMatching'} ) ){
- $en = $info->{'noMatching'};
- }
-
- $ey =~ s/ OR /|/ if ($ey);
- $ey =~ s/^\*$// if ($ey);
- $en =~ s/^\*$/.*/ if ($en);
-
- my $test;
-
- if ($en && !$ey) {
- $test = sub { $_[0] !~ /$en/ };
- }
- elsif ($ey && !$en) {
- $test = sub { $_[0] =~ /$ey/ };
- }
- elsif ($ey && $en) {
- $test = sub { $_[0] =~ /$ey/ && $_[0] !~ /$en/ };
- }
- else {
- $test = sub { $_[0] };
- }
-
- foreach (@{$info->{log}}) {
- $info->{logView}->appendLines($_) if $test->($_);
- }
-
-}
-
-
-1
generated by cgit v1.2.1 (git 2.21.0) at 2025-10-31 23:23:46 +0000