/[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 1.24 - (show annotations)
Mon Nov 18 08:09:58 2002 UTC (16 years, 11 months ago) by dpavlin
Branch: MAIN
Changes since 1.23: +2 -2 lines
fix warnings about undefined vars

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

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