/[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 1.18 - (show annotations)
Sun Sep 15 19:21:33 2002 UTC (16 years, 9 months ago) by dpavlin
Branch: MAIN
Changes since 1.17: +2 -2 lines
added missing ; debug off

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 = 19; # 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 'Aborted' => '255,0,0',
24 'Failed' => '255,0,0',
25 'Completed' => '64,255,64',
26 'Completed/Errors' => '255,128,0',
27 'Completed/Failure' => '128,0,128',
28 'Mount Request' => '128,128,255',
29 'Mount/Errors' => '255,64,128',
30 );
31
32 my $int_t = (12 * 60 * 60); # interval to display on one screen
33 my $min_l = 3; # min length of bar segment (in pixels)
34
35 #--- no user servicable parts below this line
36
37 # time range
38
39 $int_t = m_round($int_t);
40
41 my ($from_t,$to_t) = (time()-$int_t,time());
42
43 $to_t = param('to_t') if (param('to_t'));
44 $from_t = param('from_t') if (param('from_t'));
45
46 # round to nearest minute
47 sub m_round {
48 my $t = shift @_;
49 return ($t - ($t % 60));
50 }
51
52 $to_t = m_round($to_t);
53 $from_t = m_round($from_t);
54
55 my $to=strftime("%Y-%m-%d %H:%M",localtime ($to_t));
56 my $from=strftime("%Y-%m-%d %H:%M",localtime ($from_t));
57
58
59 # keep count of each status
60 my %count;
61
62 if (param('pic')) {
63 print "Content-type: image/png\nCache-Control: max-age=3600, must-revalidate\n\n";
64 # create picture using GD
65 use GD;
66 my $im = new GD::Image(1,$height);
67 my $back = $im->colorAllocate(255,255,255);
68 $im->transparent($back);
69 my ($r,$g,$b) = split(/,/,param('pic'));
70 my $col = $im->colorAllocate($r,$g,$b);
71 $im->fill(0,0,$col);
72 binmode STDOUT;
73 print $im->png;
74 exit;
75 }
76
77 print "Content-type: text/html
78 Cache-Control: max-age=60, must-revalidate
79
80 <html>
81 <head>
82 <title>OmniBack Gantt: $from - $to</title>
83 <meta HTTP-EQUIV=\"Refresh\" CONTENT=60>";
84 if ($use_js) {
85 print '
86 <script type="text/javascript" language="javascript" src="1k.js"></script>
87 <script type="text/javascript" language="javascript" src="tooltip.js"></script>
88 <script language="javascript" type="text/javascript">
89 onload=function(){
90 T.init()
91 T.follows = false // false by default
92 T.delay = .3 // any nonnegative value (0.7 by default)
93 }
94 </script>
95 ';
96 }
97 print "</head><body>";
98
99 # all vars ending in *_t have utime in them.
100 #
101 my $len_t = $to_t - $from_t;
102
103 die "interval must be positive and bigger than 1 sec !" if ($len_t < 1);
104
105 my $dbh = DBI->connect("DBI:Pg:dbname=gantt","","") || die $DBI::errstr;
106 my $q=new CGI;
107
108
109 sub mknav {
110 my $f = shift @_; # from_t
111 my $t = shift @_; # to_t
112 my $ch = shift @_; # char
113
114 return "<a href=\"".$q->url(-relative=>1)."?from_t=${f}&to_t=${t}\">$ch</a>";
115 }
116
117 print "<table cellspacing=0 cellpadding=0>";
118 print "<tr bgcolor=#e0e0e0><td>Specification</td><td align=left>";
119 print mknav(($from_t-$int_t),$to_t,'<small>&lt;&lt;</small>'),$from;
120 print mknav(($from_t+$int_t),$to_t,'<small>&gt;&gt;</small>') if ($from_t+$int_t < $to_t);
121 print "</td><td align=right>";
122 print mknav($from_t,($to_t-$int_t),'<small>&lt;&lt;</small>') if ($to_t-$int_t > $from_t);
123 print $to,mknav($from_t,($to_t+$int_t),'<small>&gt;&gt;</small>'),"</td></tr>\n";
124
125 # draw hour grid
126 sub hour_grid {
127 print "<tr><td align=right><small>hour grid</small></td><td colspan=2>";
128 my @c = ("255,255,128","255,192,128");
129 my $hr=strftime("%H",localtime ($from_t));
130 sub hour_bar {
131 my ($t,$c,$hr) = @_;
132 my $clock_hr = $hr % 24;
133 my $alt = sprintf("%02d:00",$clock_hr);
134 if ($clock_hr == 0) {
135 my $pix_hr = int(1 / $width);
136 print color_bar($pix_hr,"0,0,0",strftime("%Y-%m-%d", localtime($from_t + $hr*3600)));
137 print color_bar($t-$pix_hr,$c,$alt);
138 } else {
139 print color_bar($t,$c,$alt);
140 }
141 }
142 hour_bar(3600 - $from_t % 3600,$c[0],$hr++);
143 for (my $i=1; $i<int(($to_t-$from_t)/3600); $i++) {
144 hour_bar(3600,$c[1],$hr++);
145 push @c, shift @c;
146 }
147 hour_bar($from_t % 3600,$c[1],$hr);
148 print "</td></tr>\n";
149 }
150
151 hour_grid();
152
153 my $fix_d = 0; # used to fix graph len (in pixels)
154 my $fix_s = 0; # used to collect round errors of size
155
156 sub bar {
157 my $l = shift @_;
158 my $status = shift @_;
159 my $alt = shift @_;
160
161 my $col;
162
163 if ($status) {
164 if ($cols{$status}) {
165 $col .= $cols{$status};
166 } else {
167 $col .= "0,0,0"; # unknown status, black
168 }
169 $count{$status}++;
170 } else {
171 # $col .= '240,240,240';
172 $col .= '220,220,220';
173 }
174 return color_bar($l,$col,$alt,$min_l);
175 }
176
177 sub color_bar {
178 my $l = shift @_; # lenght of event utime
179 my $col = shift @_ || '240,240,240'; # default color (filler)
180 my $alt = shift @_ || undef;
181 my $min_l = shift @_ || 1;
182
183 my $size = $l / ($len_t / $width);
184 $fix_s += $size - int($size);
185 $size=int($size);
186 # add rounding error to size
187 if ($fix_s > 1) {
188 my $i = $fix_s ; $i = int($i);
189 $fix_s -= $i;
190 $size += $i;
191 }
192
193 if ($alt && $size < $min_l) {
194 $fix_d += ($min_l - $size);
195 print STDERR "fix_d: $fix_d\n" if ($debug);
196 $size = $min_l;
197 }
198 if ($fix_d && $size > $fix_d+$min_l) {
199 $size -= $fix_d;
200 $fix_d = 0;
201 print STDERR "fix_d: $fix_d\n" if ($debug);
202 }
203
204 print STDERR "bar[$col] len:$l s scale:",($len_t/$width)," size:$size px<br> alt:$alt\n" if ($debug);
205
206 my $html = "<img src=\"".$q->url(-relative=>1)."?pic=$col\" width=\"$size\" height=\"$height\"";
207
208 if ($use_js && $alt) {
209 $html .= " onmouseover=\"T('$alt')\" onmouseout=\"T()\"";
210 } elsif ($alt) {
211 $html .= " alt=\"$alt\"";
212 }
213 $html .= ">";
214
215 return($html);
216 }
217
218 my $sql = "select start,finish,specification,status,user_group_host,
219 type,sessionid,device,host
220 from gantt
221 where (start < '$from' and finish > '$from') or
222 (start > '$from' and start < '$to')
223 order by device,specification,start
224 ";
225
226 my $sth = $dbh->prepare($sql) || die "sql: $sql ".$dbh->errstr;
227
228 my %spec; # specification hash
229
230 my $curr_spec;
231 my $curr_t = $from_t;
232
233 $sth->execute() || die "sql: $sql ".$dbh->errstr;
234
235 while(my $row = $sth->fetchrow_hashref) {
236 if (!defined $curr_spec || $row->{specification} ne $curr_spec) {
237
238 if ($curr_t < $to_t && $curr_spec) {
239 my $t = $to_t - $curr_t;
240 print STDERR "[end filler $curr_t:$t]" if ($debug);
241 print bar($t);
242 }
243
244 print "</td></tr>\n" if ($curr_t != $from_t);
245 ($fix_s,$fix_d) = (0,0); # init fix vars for bar
246 print "<tr><td>", $row->{specification},"</td><td colspan=2>";
247
248 $curr_t = $from_t; # init timeline
249 $curr_spec = $row->{specification};
250
251 }
252
253 my $start_t = str2time($row->{start});
254 my $fin_t = str2time($row->{finish});
255
256 # Can I squeeze here 1 pixel of time (many seconds) ?
257 if ($start_t > $curr_t + ($len_t / $width)) {
258 my $t = $start_t - $curr_t;
259 print STDERR "[middle filler $curr_t:$t]" if ($debug);
260 print bar($t);
261 $curr_t = $start_t;
262 } else {
263 # prepend too few seconds to next event
264 $start_t = $curr_t;
265 }
266
267 my $len = $fin_t - $start_t;
268 # $len = $len_t if ($len > $len_t);
269 my $less = '';
270 my $more = '';
271
272 if ($start_t < $from_t) {
273 # $len += ($from_t - $start_t);
274 $len = ($fin_t - $curr_t);
275 $less = "<<";
276 }
277
278 if ($fin_t > $to_t) {
279 # $len -= ($fin_t - $to_t);
280 $len = ($to_t - $curr_t);
281 $more = ">>"; # event now shown whole
282 }
283
284 print STDERR "[$less",$row->{status}," $curr_t:$len$more]" if ($debug);
285
286 my $alt = $row->{start}." - ".$row->{finish}."<br>";
287 $alt =~ s/:\d\d\.\d+//g;
288 $alt =~ s/\s+/&nbsp;/g;
289 $alt .= $row->{type}." <b>".$row->{status}."</b><br>".
290 $row->{user_group_host}." <i>".$row->{sessionid}."</i><br>".
291 $row->{device}."&nbsp;on&nbsp;".$row->{host};
292 $alt .= "-- ".$row->{specification};
293 print bar($len,$row->{status},$alt);
294
295 $curr_t += $len;
296
297 # print Dumper($row);
298
299 }
300
301 if ($curr_t == $from_t) { # no entries in database!
302 print "<tr><td></td><td colspan=2>";
303 }
304
305 if ($curr_t < $to_t ) {
306 my $t = $to_t - $curr_t;
307 print STDERR "[last_line filler $curr_t:$t]" if ($debug);
308 print bar($t);
309 }
310
311 undef $sth;
312 $dbh->disconnect;
313
314 print "</td></tr>\n";
315 hour_grid();
316 print "</table>";
317
318
319 # label and usage
320 $len_t = 50; # disable bar scaling
321
322 print "<hr>\nColors for statuses and usage (#):\n";
323 print "<table border=0><tr bgcolor=#e0e0e0><th>status</th><th>#</th><th>color</th></tr>\n";
324 foreach my $status (keys %count) {
325 #foreach my $status (keys %cols) {
326 print "<tr bgcolor=#e0e0e0><td><small>$status</small></td><td><small>",$count{$status}*1,"</small></td><td>",bar($count{$status},$status),"</td></tr>\n" if ($status ne "");
327 # *1 in line above is a cludge to display correct number on
328 # occurences on graph and without one on legend! If you remove * op
329 # it will first evaluate bar sub (thus increasing number by one) and
330 # then display number (wrongly).
331 }
332 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>";
333

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