summaryrefslogtreecommitdiffstats
path: root/perl-install/standalone/logdrake
blob: 0d31b234575949fac186624f43c06310e6c53411 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
#! /usr/bin/perl
# $Id$

# Copyright (C) 2001-2004 MandrakeSoft
# Yves Duret <yduret at mandrakesoft.com>
# some code is Copyright: (C) 1999, Michael T. Babcock <mikebabcock@pobox.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2, 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 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.
#
# TODO: consider switching from TreeView to gtkhtml

use strict;
use lib qw(/usr/lib/libDrakX);
use standalone;     #- warning, standalone must be loaded very first, for 'explanations'
use common;
use interactive;
use ugtk2 qw(:create :dialogs :wrappers :helpers);
use vars qw(*F);

$::isInstall and die "Not supported during install.\n";

my $in = 'interactive'->vnew('su');

my ($isExplain, $Explain, $isFile, $File, $isWord, $Word);

#- parse arguments list.
foreach (@ARGV) {
    /^--explain=(.*)$/ and do { $isExplain = ($Explain) = $1; $isFile = 1; $File = "/var/log/explanations"; next };
    /^--file=(.*)$/ and do { $isFile = ($File) = $1; next };
    /^--word=(.*)$/ and do { $isWord = ($Word) = $1; next };
    /^--alert$/ and do { alert_config(); quit() };
}

my $isTail = 1 if $isFile;
$| = 1 if $isTail;
my $h = chomp_(`hostname -s`);

my $explain_title = N("Mandrake Tools Logs");
my $my_win = ugtk2->new($isExplain ? $explain_title : N("Logdrake"));

unless ($::isEmbedded) {
    $my_win->{window}->set_border_width(5);
    #$my_win->{window}->set_default_size(540,460);
}
$my_win->{window}->signal_connect(delete_event => \&quit);

my $cal = gtkset_sensitive(new Gtk2::Calendar(), 0);
my $mday = (localtime(time()))[3];
$cal->select_day($mday);
my @months = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
my $cal_mode = 0;
my $cal_butt = gtksignal_connect(new Gtk2::CheckButton(N("Show only for the selected day")), clicked => sub { $cal_mode = !$cal_mode; gtkset_sensitive($cal,$cal_mode) });

### menus definition
# the menus are not shown
# but they provides shiny shortcut like C-q
my @menu_items = (
		  { path => N("/_File"), item_type => '<Branch>' },
		  { path => N("/File/_New"), accelerator => N("<control>N") },
		  { path => N("/File/_Open"), accelerator => N("<control>O") },
		  { path => N("/File/_Save"), accelerator => N("<control>S"), callback => \&save },
		  { path => N("/File/Save _As") },
		  { path => N("/File/-"), item_type => '<Separator>' },
		  { path => N("/File/_Quit"), accelerator => N("<control>Q"), callback => \&quit },
		  { path => N("/_Options"), item_type => '<Branch>' },
		  { path => N("/Options/Test") },
		  { path => N("/_Help"), item_type => '<LastBranch>' },
		  { path => N("/Help/_About...") } 
		 );
my $_menubar = create_factory_menu($my_win->{rwindow}, @menu_items) unless $::isEmbedded;
######### menus end


########## font and colors

    
# Define global terms:
# Define good notables:
my @word_good = ("starting\n", "Freeing", "Detected", "starting.", "accepted.\n", "authenticated.\n", "Ready", "active", "reloading", "saved;", "restarting", "ONLINE\n");
my @word_warn = ("dangling", "closed.\n", "Assuming", "root", "root\n", "exiting\n", "missing", "Ignored", "adminalert:", "deleting", "OFFLINE\n");
my @word_bad = "bad";
my @word_note = ("LOGIN", "DHCP_OFFER", "optimized", "reset:", "unloaded", "disconnected", "connect", "Successful", "registered\n");
#my @line_good = ("up", "DHCP_ACK", "Cleaned", "Initializing", "Starting", "success", "successfully", "alive", "found", "ONLINE\n");
#my @line_warn = ("warning:", "WARNING:", "invalid", "obsolete", "bad", "Password", "detected", "timeout", "timeout:", "attackalert:", "wrong", "Lame", "FAILED", "failing", "unknown", "obsolete", "stopped.\n", "terminating.", "disabled\n", "disabled", "Lost");
#my @line_bad = ("DENY", "lost", "shutting", "dead", "DHCP_NAK", "failure;", "Unable", "inactive", "terminating", "refused", "rejected", "down", "OFFLINE\n", "error\n", "ERROR\n", "ERROR:", "error", "ERROR", "error:", "failed:");

# Now define what we want to use when:
my $col_good = 'green4';
my $col_warn = 'yellow4';
my $col_bad = 'red';
my $col_note = 'purple';
my $col = 'darkcyan';

######### font and colors end

my %files = (
	     "auth" => { file => "/var/log/auth.log", desc => N("_:this is the auth.log log file\nAuthentication") },
	     "user" => { file => "/var/log/user.log", desc => N("_:this is the user.log log file\nUser") },
	     "messages" => { file => "/var/log/messages", desc => N("_:this is the /var/log/messages log file\nMessages") },
	     "syslog" => { file => "/var/log/syslog", desc => N("_:this is the /var/log/syslog log file\nSyslog") },
	     "explanations" => { file => "/var/log/explanations", desc => $explain_title }
);

my $yy = gtkset_sensitive(gtksignal_connect(new Gtk2::Button(N("search")) , clicked => \&search),0);

my $log_text = gtktext_insert(Gtk2::TextView->new, [ [ '' ] ]);

my $log_buf = $log_text->get_buffer;
my $refcount_search;
#### far from window

my %toggle;

gtkadd($my_win->{window},
       gtkpack_(new Gtk2::VBox(0,0),
		if_(!$isExplain && !$::isEmbedded, 0, N("A tool to monitor your logs")),
		if_(!$isFile, 0, gtkadd(new Gtk2::Frame(N("Settings")),
					  gtkpack__(new Gtk2::VBox(0,2),
						    gtkpack__(new Gtk2::VBox(0,2),
							      # N("Show lines"),
							      gtkpack__(new Gtk2::HBox(0,0),
									" " . N("Matching") . " ", my $e_yes = new Gtk2::Entry(),
									" " . N("but not matching") . " ", my $e_no = new Gtk2::Entry()
									)
							      ),
						    gtkpack_(new Gtk2::HBox(0,0),
							     1, gtkadd(gtkset_border_width(new Gtk2::Frame(N("Choose file")),2),
								       gtkpack(gtkset_border_width(Gtk2::VBox->new(0,0),0),
										map { $toggle{$_} = gtksignal_connect(new Gtk2::CheckButton($files{$_}{desc}), 
														      clicked => sub {
															  $refcount_search++; 
															  gtkset_sensitive($yy, $refcount_search);
														      }) } sort keys %files,
										)
								       ),
							     0, gtkadd(gtkset_border_width(new Gtk2::Frame(N("Calendar")),2),
								       gtkpack__(gtkset_border_width(new Gtk2::VBox(0,0),5),
										 $cal_butt, $cal
										 )
								       )
							     ),
						    $yy,
						    )
					  )
		    ),
		!$isExplain ? (1, gtkadd(new Gtk2::Frame(N("Content of the file")),
					   create_scrolled_window($log_text)
					   )) : (1, create_scrolled_window($log_text)),
		if_(!$isExplain, 0, gtkadd(gtkset_border_width(gtkset_layout(Gtk2::HButtonBox->new, 'end'), 5),
					      if_(!$isFile, gtksignal_connect(new Gtk2::Button(N("Mail alert")), 
										clicked => sub { 
                                                      eval { alert_config() };
                                                      my $err = $@;
                                                      $::WizardWindow->destroy if defined $::WizardWindow;
                                                      undef $::WizardWindow;
                                                      if ($err && $err !~ /wizcancel/) {
                                                          err_dialog(N("Error"), N("The alert wizard had unexpectly failled:")
                                                                     . "\n\n" . $err);
                                                      }
                                                  })),
					      gtksignal_connect(Gtk2::Button->new(N("Save")), clicked => \&save),
					      gtksignal_connect(Gtk2::Button->new($::isEmbedded ? N("Cancel") : N("Quit")), clicked => \&quit)
					      )
		    )
		)
       );

$isFile && !$::isEmbedded and gtkset_size_request($log_text, 400, 500);

$my_win->{window}->show_all;
search() if $isFile;
$my_win->main;

sub quit() { ugtk2->exit(0) }

#-------------------------------------------------------------
# search functions
#-------------------------------------------------------------
sub search() {
    return if !$log_text->window;
    $log_text->window->freeze_updates;
    $log_buf->set_text('');
    if ($isFile) {
	parse_file($File, $File);
    } else {
	foreach (keys %files) {
	    parse_file($files{$_}{file}, $files{$_}{desc}) if $toggle{$_}->get_active;
	}
    }
    $log_text->window->thaw_updates;
    $log_text->show;
    gtkflush();
}

my $timer;

my (@logs, %tags);

sub parse_file {
  my ($file, $descr) = @_;
  undef @logs;
  undef %tags;

  $file =~ s/\.gz$//;
  my ($pbar, $win_pb);
  unless ($::isEmbedded && $isExplain) {
      gtkadd($win_pb = gtkset_modal(new Gtk2::Window('toplevel'), 1),
             gtkpack(new Gtk2::VBox(2,0),
                     new Gtk2::Label(" " . N("please wait, parsing file: %s", $descr) . " "),
                     $pbar = new Gtk2::ProgressBar()
                     )
             );
      $win_pb->set_transient_for($my_win->{rwindow}) unless $::isEmbedded;
      $win_pb->set_position('center');
      $win_pb->realize;
      $win_pb->show_all;
      gtkflush();
  }
  my $ey = $e_yes->get_chars(0, -1);
  my $en = $e_no->get_chars(0, -1);
  $ey =~ s/ OR /|/;
  $ey =~ s/^\*$//;
  $en =~ s/^\*$/.*/;
  $ey = $ey . $Word if $isWord;

  if ($cal_mode) {
      my (undef, $month, $day) = $cal->get_date;
      $ey = $months[$month]."\\s{1,2}$day\\s.*$ey.*\n";
  }

  my @all = catMaybeCompressed($file);

  if ($isExplain) {
      my (@t, $t);
      while (@all) {
	  $t = pop @all;
	  next if $t =~ /logdrake/;
	  last if $t !~ /$Explain/;
	  push @t, $t;
      }
      @all = reverse @t;
  }

  my $taille = @all;
  my $i = 0;
  my $test;
  if ($en && !$ey) {
      $test = sub { !/$en/o };
  } elsif ($ey && !$en) {
      $test = sub { /$ey/o };
  } else {
      $test = sub { /$ey/o && !/$en/o };
  }

  foreach (@all) {
      $i++;
      if ($pbar && $i % 10) { 
	  $pbar->set_fraction($i/$taille);
       $win_pb->window->process_updates(1); # no gtkflush() because we do not want to refresh the TextView
      }
      
      logcolorize($_) if $test->();
  }
  $win_pb->destroy if !$::isEmbedded || !$isExplain;

  if ($isTail) {
      close F;
      open F, $file or die "E: $!";
      local $_;
      while (<F>) {}; #to prevent to output the file twice..
#      $log_text->set_point($log_text->get_length());
      $timer ||= Glib::Timeout->add(1000, sub {
                                       logcolorize($_) while <F>;
                                       seek F, 0, 1;
                                   });
  }     
  log_output__real();
}

sub text_append {
    my ($textview, $t, %opts) = @_;
    my $buffer = $textview->get_buffer;
    my %gtk_tags;
    if (ref($t) eq 'ARRAY') {
        foreach my $token (@$t) {
            my $iter1 = $buffer->get_end_iter;
            if ($token->[0] =~ /^Gtk2::Gdk::Pixbuf/) {
                $buffer->insert_pixbuf($iter1, $token->[0]);
                next;
            }
            if ($token->[1]) {
                my $tag = $token->[1];
                $gtk_tags{$tag} ||= $buffer->create_tag($tag, %{$tags{$token->[1]}});
                $buffer->insert_with_tags($iter1, $token->[0], $gtk_tags{$tag});
            } else {
                $buffer->insert($iter1, $token->[0]);
            }
        }
    } else {
        $buffer->set_text($t);
    }
    #- the following line is needed to move the cursor to the beginning, so that if the
    #- textview has a scrollbar, it won't scroll to the bottom when focusing (#3633)
    $buffer->place_cursor($buffer->get_start_iter);
    $textview->set_wrap_mode($opts{wrap_mode} || 'word');
    $textview->set_editable($opts{editable} || 0);
    $textview->set_cursor_visible($opts{visible} || 0);
}

##########################################################################################

sub logcolorize {
    local $_ = shift; #my ($data) = @_;

    # we get date & time if it is date & time (dmesg)
    s/(\D{3} .. (\d\d:\d\d:\d\d ))//;
    my $timestamp = $isExplain ? $2 : $1;
    my @rec = split;

    log_output($timestamp,  'Bold', 'darkcyan'); # date & time if any...
    # BUG: $col hasn't yet be reseted
    $isExplain or log_output("$rec[0] ",  'Bold', $rec[0] eq $h ? 'blue' : $col);  # hostname
    
    if ($rec[1] eq "last") {
	log_output(" last message repeated ",  undef, 'green');
	log_output($rec[4],  'Bold', 'green');
	log_output(" times\n",  undef, 'green');
	return;
    }
    # Extract PID if present
    if ($rec[1] =~ /\[(\d+)\]:/) {
	my ($pid) = $1;
	$rec[1] =~ s/\[$1\]://;
	log_output($rec[1] . "[",  undef, 'green');
	log_output($pid,  'Bold', 'black');
	log_output("]: ",  undef, 'green');
    }
    else {
	log_output($rec[1] . " ",  undef, 'green');
    }

    foreach my $therest (2 .. $#rec) {
	$col = 'darkcyan';

	# Check for keywords to highlight
	foreach (@word_good) { $col = $col_good if $_ eq $rec[$therest] }
	foreach (@word_warn) { $col = $col_warn if $_ eq $rec[$therest] }
	foreach (@word_bad)  { $col = $col_bad  if $_ eq $rec[$therest] }
	foreach (@word_note) { $col = $col_note if $_ eq $rec[$therest] }
	
 	# Watch for words that indicate entire lines should be highlighted
 	#foreach (@line_good) { $col = $col_good if $_ eq $rec[$therest] }
 	#foreach (@line_warn) { $col = $col_warn if $_ eq $rec[$therest] }
	#foreach (@line_bad)  { $col = $col_bad  if $_ eq $rec[$therest] }
 	
	log_output("$rec[$therest] ", undef, $col);
    }
    log_output("\n",  undef, 'black');
}


#    log_output (Gtk2::TextView, [ [ ... ] ])
sub log_output {
    my ($text, $font, $col) = @_;
    my $tag = join($font, $col);
    push @logs, [ $text, $tag ];
    $tags{$tag} ||= { if_($font, font => $font), foreground => $col };
}

sub log_output__real() {
    text_append($log_text, \@logs);
    $log_text->scroll_to_iter($log_buf->get_end_iter, 0, 1, 0.5, 0.5);
}


#-------------------------------------------------------------
# mail/sms alert
#-------------------------------------------------------------

sub alert_config() {
    local $::isEmbedded = 0;
    my $conffile = "/etc/sysconfig/mail_alert";
    my %options = getVarsFromSh($conffile);
    $options{LOAD} ||= 3;
    $options{MAIL} ||= "root";
    $options{SMTP} ||= "localhost";
    
    my $service = {
		  httpd => N("Apache World Wide Web Server"), 
		  bind => N("Domain Name Resolver"),
		  ftp => N("Ftp Server"),
		  postfix => N("Postfix Mail Server"),
		  samba => N("Samba Server"),
		  sshd => N("SSH Server"),
		  webmin => N("Webmin Service"),
		  xinetd => N("Xinetd Service")
		 };
    my @installed_d = grep { -e "/etc/init.d/$_" } sort keys %$service;
    my %services_to_check = map { $_ => 1 } split(':', $options{SERVICES});

    use wizards;
    my $w = wizards->new;
    my $mode;
    my $cron_file = "/etc/cron.hourly/logdrake_service";
    my %modes = (
                   configure => N("Configure the mail alert system"),
                   disable =>  N("Stop the mail alert system"),
                  );
    my $wiz = {
               defaultimage => "logdrake.png",
               name => N("Mail alert"),
               pages => {
                         welcome => {
                                     name => N("Mail alert configuration") . "\n\n" .
                                     N("Welcome to the mail configuration utility.\n\nHere, you'll be able to set up the alert system.\n"),
                                     no_back => 1,
                                     data => [
                                              { val => \$mode, label => N("What do you want to do?"),
                                                list => [ keys %modes ], format => sub { $modes{$_[0]} },  },
                                              ],

                                     post => sub { $mode eq 'configure' ? 'services' : 'stop' },
                                    },
                         services => {
                                      name => N("Services settings") . "\n\n" .
                                      N("You will receive an alert if one of the selected services is no longer running"),
                                      data => [ map { { label => $_, val => \$services_to_check{$_}, 
                                                          type => "bool", text => $service->{$_} } } @installed_d ],
                                      next => "load",
                                     },
                         load => {
                                  #PO- Here "load" is a noun; that is load refers to the system/CPU) load
                                  name => N("Load setting") . "\n\n" .
                                  N("You will receive an alert if the load is higher than this value"),
                                  data => [ { label => N("_: load here is a noun, the load of the system\nLoad"), 
                                              val => \$options{LOAD}, type => 'range', min => 1, max => 50 } ],
                                  next => "email",
                                 },
                         email => {
                                   name => N("Alert configuration") . "\n\n" .
                                   N("Please enter your email address below ") . "\n" .
                                   N("and enter the name (or the IP) of the SMTP server you whish to use"),
                                   data => [
                                            { label => "Email address", val => \$options{MAIL} },
                                            { label => "Email server", val => \$options{SMTP} },
                                           ],
                                   complete => sub {
                                       if ($options{MAIL} !~ /[\w.-]*\@[\w.-]/ && !member($options{MAIL}, map { $_->[0] } list_passwd())) {
                                           err_dialog(N("Error"), N("\"%s\" neither is a valid email nor is an existing local user!",
                                                                          $options{MAIL}));
                                           return 1;
                                       }
                                       if (member($options{MAIL}, map { $_->[0] } list_passwd()) && $options{SMP} !~ /localhost/) {
                                           err_dialog(N("Error"), N("\"%s\" is a local user, but you did not select a local smtp, so you must use a complete email address!", $options{MAIL}));
                                           return 1;
                                       }
                                   },
                                   next => "end",
                                  },
                         end => {
                                 name => N("Congratulations") . "\n\n" . N("The wizard successfully configured the mail alert."), 
                                 end => 1,
                                 no_back => 1,
                                },
                         stop => {
                                  pre => sub { eval { rm_rf($cron_file) } },
                                  name => N("Congratulations") . "\n\n" . N("The wizard successfully disabled the mail alert."), 
                                  end => 1,
                                  no_back => 1,
                                },
                        },
              };
    $w->process($wiz, $in);
    return if $mode eq 'disable';
    
    $options{SERVICES} = join ':', grep { $services_to_check{$_} } sort keys %services_to_check;

    use Data::Dumper;
    output_with_perm $cron_file, 0755, q(#!/usr/bin/perl
# generated by logdrake
use MDK::Common;
my $r;
my %options = getVarsFromSh("/etc/sysconfig/mail_alert");

#- check services
my ) . Data::Dumper->Dump([ $service ], [qw(*services)]) . q(
foreach (split(':', $options{SERVICES})) {
    next unless $services{$_};
    $r .= "Service $_ ($services{$_} is not running)\\n" unless -e "/var/lock/subsys/$_";
}

#- load
my ($load) = split ' ', first(cat_("/proc/loadavg"));
$r .= "Load is huge: $load\n" if $load > $options{LOAD};

#- report it
if ($r) {
    use Mail::Mailer;
    my $mailer = Mail::Mailer->new('smtp', Server => $options{SMTP});
    $mailer->open({ From    => 'root@localhost',
                    To      => $options{MAIL},
                    Subject => "DrakLog Mail Alert",
                  })
      or die "Can't open: $!\n";
    print $mailer $r;
    $mailer->close;
}

# EOF);
    setVarsInSh($conffile, \%options);
        
    if (defined $::WizardWindow) {
	$::WizardWindow->destroy;
	undef $::WizardWindow;
    }
}


#-------------------------------------------------------------
# menu callback functions
#-------------------------------------------------------------


sub save() {
    $::isWizard = 0;
    my $y = $in->ask_file(N("Save as.."), "/root") or return;
    my $buf = $log_text->get_buffer;
    output($y, $buf->get_text(($buf->get_bounds), 0));
}