/[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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Contents of /db2gantt.cgi

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Revision 1.22 - (show annotations)
Wed Sep 18 14:00:18 2002 UTC (17 years, 1 month ago) by dpavlin
Branch: MAIN
Changes since 1.21: +49 -16 lines
new drawing routies (more precise, suports changing specification statuses)

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

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