/[omni_gantt]/db2gantt.cgi
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Revision 1.27 - (show annotations)
Sun Mar 9 18:57:07 2003 UTC (21 years ago) by dpavlin
Branch: MAIN
Changes since 1.26: +2 -0 lines
fix division by zero

1 #!/usr/bin/perl -w
2
3 use strict;
4 use DBI;
5 use Data::Dumper;
6 use Date::Parse;
7 use CGI qw/:standard/;
8 use CGI::Carp qw(fatalsToBrowser);
9 use POSIX qw(strftime);
10
11 my $debug = 0;
12
13 my $width = 600; # width of bar
14 my $height = 15; # height of bar
15 my $use_js = 1; # use JavaScript pop-up
16
17 # status colors
18 my %cols = (
19 'In Progress' => '0,255,0',
20 'In Progress/Failures' => '192,64,192',
21 'In Progress/Errors' => '255,128,128',
22 'Queuing' => '255,255,0',
23 'Queuing/Errors' => '255,192,64',
24 'Aborted' => '255,0,0',
25 'Failed' => '255,0,0',
26 'Completed' => '64,255,64',
27 'Completed/Errors' => '255,128,0',
28 'Completed/Failure' => '128,0,128',
29 'Mount Request' => '128,128,255',
30 'Mount/Errors' => '255,64,128',
31 'Mount/Failures' => '255,128,192',
32 );
33
34 my $int_t = (12 * 60 * 60); # interval to display on one screen
35 my $min_l = 3; # min length of bar segment (in pixels)
36
37 #--- no user servicable parts below this line
38
39 my $q=new CGI;
40
41 my ($from_t,$to_t) = (time()-$int_t,time());
42
43 $from_t = param('from_t') if (param('from_t'));
44 $to_t = param('to_t') if (param('to_t'));
45
46 if (param('f-1')) {
47 $from_t = $from_t - param('int_f-1') || $int_t;
48 } elsif (param('f+1')) {
49 $from_t = $from_t + param('int_f+1') || $int_t;
50 } elsif (param('t-1')) {
51 $to_t = $from_t - param('int_t-1') || $int_t;
52 } elsif (param('t+1')) {
53 $to_t = $from_t + $int_t;
54 }
55
56 # time range
57 $int_t = m_round($int_t);
58
59 # round to nearest minute
60 sub m_round {
61 my $t = shift @_;
62 return ($t - ($t % 60));
63 }
64
65 $to_t = m_round($to_t);
66 $from_t = m_round($from_t);
67
68 my $to=strftime("%Y-%m-%d %H:%M",localtime ($to_t));
69 my $from=strftime("%Y-%m-%d %H:%M",localtime ($from_t));
70
71
72 # keep count of each status
73 my %count;
74
75 if (path_info()) {
76 print "Content-type: image/png\nCache-Control: max-age=86400, must-revalidate\nExpires: ",scalar localtime(time()+24*60*60),"\nLast-Modified: ",scalar localtime(0),"\n";
77 # create picture using GD
78 use GD;
79 my $im = new GD::Image(1,$height);
80 my $back = $im->colorAllocate(255,255,255);
81 $im->transparent($back);
82 my $col = path_info(); $col =~ s,/,,g;
83 my ($r,$g,$b) = split(/,/,$col);
84 $col = $im->colorAllocate($r,$g,$b);
85 $im->fill(0,0,$col);
86 print "Content-Length: ",length($im->png),"\n\n";
87 binmode STDOUT;
88 print $im->png;
89 exit;
90 }
91
92 # open DBI connection
93 my $dbh = DBI->connect("DBI:Pg:dbname=gantt","","") || die $DBI::errstr;
94
95 print "Content-type: text/html
96 Cache-Control: max-age=60, must-revalidate
97
98 <html>
99 <head>
100 <title>OmniBack Gantt: $from - $to</title>
101 <meta HTTP-EQUIV=\"Refresh\" CONTENT=600>";
102 if ($use_js) {
103 print '
104 <script type="text/javascript" language="javascript" src="1k.js"></script>
105 <script type="text/javascript" language="javascript" src="tooltip.js"></script>
106 <script language="javascript" type="text/javascript">
107 onload=function(){
108 T.init()
109 T.follows = false // false by default
110 T.delay = .3 // any nonnegative value (0.7 by default)
111 }
112 </script>
113 ';
114 }
115 print "</head><body>
116 <form action=".$q->url(-relative=>1)." method=get>
117 <input type=hidden name=from_t value=$from_t>
118 <input type=hidden name=to_t value=$to_t>
119 ";
120
121 # all vars ending in *_t have utime in them.
122 #
123 my $len_t = $to_t - $from_t;
124
125 die "interval must be positive and bigger than 1 sec !" if (abs($len_t) < 1);
126
127
128 sub mknav {
129 my $f = shift @_; # from_t
130 my $t = shift @_; # to_t
131 my $d = shift @_; # delta
132 my $ch = shift @_; # char
133
134 return "
135 <select name=int_${d}>
136 <option value=".(12*60*60).">12h</option>
137 <option value=".(24*60*60).">day</option>
138 <option value=".(7*24*60*60).">week</option>
139 </select>
140 <input type=submit name=$d value=\"$ch\">
141 ";
142 #return "<a href=\"".$q->url(-relative=>1)."?from_t=${f}&to_t=${t}\">$ch</a>";
143 }
144
145 print "<table cellspacing=0 cellpadding=0>";
146 print "<tr bgcolor=#e0e0e0><td>Specification</td><td align=left>";
147 print mknav($from_t,$to_t,'f-1','&lt;&lt;'),$from;
148 print mknav($from_t,$to_t,'f+1','&gt;&gt;') if ($from_t+$int_t < $to_t);
149 print "</td><td align=right>";
150 print mknav($from_t,$to_t,'t-1','&lt;&lt;') if ($to_t+$int_t > $from_t);
151 print $to,mknav($from_t,$to_t,'t+1','&gt;&gt;'),"</td></tr>\n";
152
153 # draw hour grid
154 sub hour_grid {
155 print "<tr><td align=right><small>hour grid</small></td><td colspan=2>";
156 my @c = ("255,255,128","255,192,128");
157 my $hr=strftime("%H",localtime ($from_t));
158 sub hour_bar {
159 my ($t,$c,$hr) = @_;
160 my $clock_hr = $hr % 24;
161 my $alt = sprintf("%02d:00",$clock_hr);
162 if ($clock_hr == 0) {
163 my $pix_hr = int(1 / $width);
164 print color_bar($pix_hr,"0,0,0",strftime("%Y-%m-%d", localtime($from_t + $hr*3600)));
165 print color_bar($t-$pix_hr,$c,$alt);
166 } else {
167 print color_bar($t,$c,$alt);
168 }
169 }
170 hour_bar(3600 - $from_t % 3600,$c[0],$hr++);
171 for (my $i=1; $i<int(($to_t-$from_t)/3600); $i++) {
172 hour_bar(3600,$c[1],$hr++);
173 push @c, shift @c;
174 }
175 hour_bar($from_t % 3600,$c[1],$hr);
176 print "</td></tr>\n";
177 }
178
179 hour_grid();
180
181 my $fix_d = 0; # used to fix graph len (in pixels)
182 my $fix_s = 0; # used to collect round errors of size
183
184 sub bar {
185 my $l = shift @_;
186 my $status = shift @_;
187 my $alt = shift @_;
188
189 my $col;
190
191 if ($status) {
192 if ($cols{$status}) {
193 $col .= $cols{$status};
194 } else {
195 $col .= "0,0,0"; # unknown status, black
196 }
197 $count{$status}++;
198 } else {
199 # $col .= '240,240,240';
200 $col .= '220,220,220';
201 }
202 return color_bar($l,$col,$alt,$min_l);
203 }
204
205 sub color_bar {
206 my $l = shift @_; # lenght of event utime
207 my $col = shift @_ || '240,240,240'; # default color (filler)
208 my $alt = shift @_ || undef;
209 my $min_l = shift @_ || 1;
210 my $h = shift @_ || $height;
211
212 my $size = $l / ($len_t / $width);
213 $fix_s += $size - int($size);
214 $size=int($size);
215 # add rounding error to size
216 if ($fix_s > 1) {
217 my $i = $fix_s ; $i = int($i);
218 $fix_s -= $i;
219 $size += $i;
220 }
221
222 if ($alt && $size < $min_l) {
223 $fix_d += ($min_l - $size);
224 print STDERR "fix_d: $fix_d\n" if ($debug);
225 $size = $min_l;
226 }
227 if ($fix_d && $size > $fix_d+$min_l) {
228 $size -= $fix_d;
229 $fix_d = 0;
230 print STDERR "fix_d: $fix_d\n" if ($debug);
231 }
232
233 print STDERR "bar[$col] len:$l s scale:",($len_t/$width)," size:$size px<br> alt:$alt\n" if ($debug);
234
235 my $html = "<img src=\"".$q->url(-relative=>1)."/$col\" width=\"$size\" height=\"$h\"";
236
237 if ($use_js && $alt) {
238 $html .= " onmouseover=\"T('$alt')\" onmouseout=\"T()\"";
239 } elsif ($alt) {
240 $html .= " alt=\"$alt\"";
241 }
242 $html .= ">";
243
244 return($html);
245 }
246
247 my $sql = "select start,finish,specification,status,user_group_host,
248 type,sessionid,device,host
249 from gantt
250 where (start < '$from' and finish > '$from') or
251 (start > '$from' and start < '$to')
252 order by device,specification,start
253 ";
254
255 my $sth = $dbh->prepare($sql) || die "sql: $sql ".$dbh->errstr;
256 print STDERR "sql: $sql\n" if ($debug);
257
258 my %spec; # specification hash
259
260 my $curr_spec = "";
261 my $curr_t = $from_t;
262
263 $sth->execute() || die "sql: $sql ".$dbh->errstr;
264
265 my $dev; # current device
266 my @dev_t; # all minutes in one hour [1440]
267 my @dev_sum_t;
268
269 sub sum_bar {
270 my $label = shift @_;
271 my @dev_t = @_;
272 # display device summary
273 my $max_use = 0;
274 for (my $i=0; $i < $len_t; $i++) {
275 $max_use = $dev_t[$i] if (defined $dev_t[$i] && $dev_t[$i] > $max_use);
276 }
277 print "<tr><td align=right><small>$label [$max_use]</small></td><td colspan=2>";
278 my $last_var = 0;
279 my $len = 0;
280 for (my $i=1; $i<= ($to_t-$from_t); $i++) {
281 my $v = $dev_t[$i] || 0;
282 if ($v == $last_var) {
283 $len++;
284 } else {
285 my $h = $last_var / $max_use * $height;
286 my $c = 255 - int (255 * $last_var / $max_use);
287 print color_bar($len,"$c,$c,$c","$last_var concurrent jobs",1,$h+1);
288 $len = 0;
289 $last_var = $v;
290 }
291 }
292 # fix division by zero
293 $max_use++ if ($max_use == 0);
294 my $h = $last_var / $max_use * $height;
295 my $c = 255 - int (255 * $last_var / $max_use);
296 print color_bar($len,"$c,$c,$c","$last_var concurrent jobs",1,$h+1) if ($len);
297 print "</td></tr>";
298 }
299
300 my @line_t; # all seconds for this specification
301 my @line_arr = (""); # all segments on line which are not fillers
302
303 sub html_spec {
304 print "<tr><td>$curr_spec</td><td colspan=2>";
305
306 my $last_var = 0;
307 my $len = 0;
308 my $i;
309 for (my $t=0; $t<=$len_t; $t++) {
310 $i = $line_t[$t] || 0;
311 if ($i == $last_var) {
312 $len++;
313 } else {
314 if ($last_var == 0) {
315 print bar($len);
316 } else {
317 print bar($len,split(/\t/,$line_arr[$last_var],2));
318 }
319 $len = 0;
320 $last_var = $i;
321 }
322 }
323 print bar($len,split(/\t/,$line_arr[$i],2));
324
325 print "</td></tr>\n";
326 }
327
328 while(my $row = $sth->fetchrow_hashref) {
329 if ($row->{specification} ne $curr_spec) {
330
331 if ($curr_t < $to_t && $curr_spec) {
332 my $t = $to_t - $curr_t;
333 print STDERR "[end filler $curr_t:$t]" if ($debug);
334 # print bar($t);
335 }
336
337 # print "</td></tr>\n" if ($curr_t != $from_t);
338
339
340 # init vars for next line
341 ($fix_s,$fix_d) = (0,0); # init fix vars for bar
342
343 if ($curr_spec ne "") {
344 $curr_spec =~ s/ +/&nbsp;/g;
345 html_spec;
346 }
347
348 $curr_t = $from_t; # init timeline
349 $curr_spec = $row->{specification};
350
351 @line_t = ();
352 @line_arr = ( "" );
353
354 if ($dev && @dev_t && $dev ne $row->{device}) {
355 sum_bar("summary for $dev",@dev_t);
356 $dev = $row->{device};
357 @dev_t = ();
358 } elsif (! $dev) {
359 $dev = $row->{device};
360 }
361 }
362
363 my $start_t = str2time($row->{start});
364 my $fin_t = str2time($row->{finish});
365
366 # Can I squeeze here 1 pixel of time (many seconds) ?
367 if ($start_t > $curr_t + ($len_t / $width)) {
368 my $t = $start_t - $curr_t;
369 print STDERR "[middle filler $curr_t:$t]" if ($debug);
370 # print bar($t);
371 $curr_t = $start_t;
372 } else {
373 # prepend too few seconds to next event
374 $start_t = $curr_t;
375 }
376
377 my $len = $fin_t - $start_t;
378 # $len = $len_t if ($len > $len_t);
379 my $less = '';
380 my $more = '';
381
382 if ($start_t < $from_t) {
383 # $len += ($from_t - $start_t);
384 $len = ($fin_t - $curr_t);
385 $less = "<<";
386 }
387
388 if ($fin_t > $to_t) {
389 # $len -= ($fin_t - $to_t);
390 $len = ($to_t - $curr_t);
391 $more = ">>"; # event now shown whole
392 }
393
394 print STDERR "[$less",$row->{status}," $curr_t:$len$more]" if ($debug);
395
396 my $alt = $row->{start}." - ".$row->{finish}."<br>";
397 $alt =~ s/:\d\d\.\d+//g;
398 $alt =~ s/\s+/&nbsp;/g;
399 $alt .= $row->{specification}."<br>".
400 $row->{type}." <b>".$row->{status}."</b><br>".
401 $row->{user_group_host}." <i>".$row->{sessionid}."</i><br>".
402 $row->{device}."&nbsp;on&nbsp;".$row->{host};
403 # print bar($len,$row->{status},$alt);
404
405 push @line_arr,$row->{status}."\t".$alt;
406 # store use of devices for each minute
407 for (my $s=0; $s<$len; $s++) {
408 $line_t[$curr_t-$from_t+$s] = $#line_arr;
409 $dev_t[$curr_t-$from_t+$s]++;
410 $dev_sum_t[$curr_t-$from_t+$s]++;
411 }
412
413 $curr_t += $len;
414
415 # print Dumper($row);
416
417 }
418
419 if ($curr_t == $from_t) { # no entries in database!
420 # print "<tr><td></td><td colspan=2>";
421 }
422
423 if ($curr_t < $to_t ) {
424 my $t = $to_t - $curr_t;
425 print STDERR "[last_line filler $curr_t:$t]" if ($debug);
426 }
427
428 undef $sth;
429 $dbh->disconnect;
430
431 html_spec();
432 sum_bar("summary for $dev",@dev_t);
433 hour_grid();
434 sum_bar("summary for all devices",@dev_sum_t);
435 print "</table>";
436
437
438 # label and usage
439
440 print "<hr>\nColors for statuses and usage (#):\n";
441 print "<table border=0><tr bgcolor=#e0e0e0><th>status</th><th>#</th><th>color</th></tr>\n";
442 my $max = 0;
443 foreach my $status (keys %count) {
444 $max = $count{$status} if ($count{$status} > $max);
445 }
446 $len_t = $max ; # disable bar scaling
447
448 foreach my $status (keys %count) {
449 #foreach my $status (keys %cols) {
450 print "<tr bgcolor=#e0e0e0><td><small>$status</small></td><td><small>",$count{$status}*1,"</small></td><td>",bar($count{$status},$status),"</td></tr>\n" if ($status ne "");
451 # *1 in line above is a cludge to display correct number on
452 # occurences on graph and without one on legend! If you remove * op
453 # it will first evaluate bar sub (thus increasing number by one) and
454 # then display number (wrongly).
455 }
456 print "</table></form>\n<p>Reload <a href=\"",$q->url(-relative=>1),"\">current</a> or see <a href=\"db2gantt_help.html\">help</a>.</p></body></html>";

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