/[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 1.12 - (show annotations)
Fri Sep 13 19:06:46 2002 UTC (17 years, 2 months ago) by dpavlin
Branch: MAIN
Changes since 1.11: +12 -4 lines
collect rounding errors (less juggy output), limit minimal size only
for backup bars, not for fillers

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 = 12; # 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/Failure' => '255,64,255',
21 'In Progress/Errors' => '255,64,0',
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
79 <html>
80 <head>
81 <title>OmniBack Gantt: $from - $to</title>";
82 if ($use_js) {
83 print '
84 <script type="text/javascript" language="javascript" src="1k.js"></script>
85 <script type="text/javascript" language="javascript" src="tooltip.js"></script>
86 <script language="javascript" type="text/javascript">
87 onload=function(){
88 T.init()
89 T.follows = false // false by default
90 T.delay = .3 // any nonnegative value (0.7 by default)
91 }
92 </script>
93 ';
94 }
95 print "</head><body>";
96
97 # all vars ending in *_t have utime in them.
98 #
99 my $len_t = $to_t - $from_t;
100
101 die "interval must be positive and bigger than 1 sec !" if ($len_t < 1);
102
103 my $dbh = DBI->connect("DBI:Pg:dbname=gantt","","") || die $DBI::errstr;
104 my $q=new CGI;
105
106
107 sub mknav {
108 my $f = shift @_; # from_t
109 my $t = shift @_; # to_t
110 my $ch = shift @_; # char
111
112 return "<a href=\"".$q->url(-relative=>1)."?from_t=${f}&to_t=${t}\">$ch</a>";
113 }
114
115 print "<table cellspacing=0 cellpadding=0>";
116 print "<tr bgcolor=#e0e0e0><td>Specification</td><td align=left>";
117 print mknav(($from_t-$int_t),$to_t,'<small>&lt;&lt;</small>'),$from;
118 print mknav(($from_t+$int_t),$to_t,'<small>&gt;&gt;</small>') if ($from_t+$int_t < $to_t);
119 print "</td><td align=right>";
120 print mknav($from_t,($to_t-$int_t),'<small>&lt;&lt;</small>') if ($to_t-$int_t > $from_t);
121 print $to,mknav($from_t,($to_t+$int_t),'<small>&gt;&gt;</small>'),"</td></tr>\n";
122
123 # draw hour grid
124 sub hour_grid {
125 print "<tr><td align=right><small>hour grid</small></td><td colspan=2>";
126 my @c = ("255,255,128","255,192,128");
127 my $hr=strftime("%H",localtime ($from_t));
128 print color_bar(3600 - $from_t % 3600,$c[0],sprintf("%02d",$hr++ % 24));
129 for (my $i=1; $i<int(($to_t-$from_t)/3600); $i++) {
130 print color_bar(3600,$c[1],sprintf("%02d",$hr++ % 24));
131 push @c, shift @c;
132 }
133 print color_bar($from_t % 3600,$c[1],sprintf("%02d",$hr % 24));
134 print "</td></tr>\n";
135 }
136
137 hour_grid();
138
139 my $fix_d = 0; # used to fix graph len (in pixels)
140 my $fix_s = 0; # used to collect round errors of size
141
142 sub bar {
143 my $l = shift @_;
144 my $status = shift @_;
145 my $alt = shift @_;
146
147 my $col;
148
149 if ($status) {
150 if ($cols{$status}) {
151 $col .= $cols{$status};
152 } else {
153 $col .= "0,0,0"; # unknown status, black
154 }
155 $count{$status}++;
156 } else {
157 # $col .= '240,240,240';
158 $col .= '220,220,220';
159 }
160 return color_bar($l,$col,$alt);
161 }
162
163 sub color_bar {
164 my $l = shift @_; # lenght of event utime
165 my $col = shift @_ || '240,240,240'; # default color (filler)
166 my $alt = shift @_ || undef;
167
168 my $size = $l / ($len_t / $width);
169 $fix_s += $size - int($size);
170 $size=int($size);
171 if ($fix_s > 1) {
172 $fix_s -= 1;
173 $size++;
174 }
175
176 if ($alt && $size < $min_l) {
177 $fix_d += ($min_l - $size);
178 print STDERR "fix_d: $fix_d\n" if ($debug);
179 $size = $min_l;
180 }
181 if ($fix_d && $size > $fix_d+$min_l) {
182 $size -= $fix_d;
183 $fix_d = 0;
184 print STDERR "fix_d: $fix_d\n" if ($debug);
185 }
186
187 print STDERR "bar[$col] len:$l s scale:",($len_t/$width)," size:$size px<br> alt:$alt\n" if ($debug);
188
189 my $html = "<img src=\"".$q->url(-relative=>1)."?pic=$col\" width=\"$size\" height=\"$height\"";
190
191 if ($use_js && $alt) {
192 $html .= " onmouseover=\"T('$alt')\" onmouseout=\"T()\"";
193 } elsif ($alt) {
194 $html .= " alt=\"$alt\"";
195 }
196 $html .= ">";
197
198 return($html);
199 }
200
201 my $sql = "select start,finish,specification,status,user_group_host,
202 type,sessionid,device,host
203 from gantt
204 where (start < '$from' and finish > '$from') or
205 (start > '$from' and start < '$to')
206 order by device,specification
207 ";
208
209 my $sth = $dbh->prepare($sql) || die "sql: $sql ".$dbh->errstr;
210
211 my %spec; # specification hash
212
213 my $curr_spec;
214 my $curr_t = $from_t;
215
216 $sth->execute() || die "sql: $sql ".$dbh->errstr;
217
218 while(my $row = $sth->fetchrow_hashref) {
219 if (!defined $curr_spec || $row->{specification} ne $curr_spec) {
220
221 if ($curr_t < $to_t && $curr_spec) {
222 my $t = $to_t - $curr_t;
223 print STDERR "[end filler $curr_t:$t]" if ($debug);
224 print bar($t);
225 }
226
227 print "</td></tr>\n" if ($curr_t != $from_t);
228 print "<tr><td>", $row->{specification},"</td><td colspan=2>";
229
230 $curr_t = $from_t; # init timeline
231 $curr_spec = $row->{specification};
232
233 }
234
235 my $start_t = m_round(str2time($row->{start}));
236 my $fin_t = m_round(str2time($row->{finish}));
237
238 if ($start_t > $curr_t + 60) {
239 my $t = $start_t - $curr_t;
240 print STDERR "[middle filler $curr_t:$t]" if ($debug);
241 print bar($t);
242 $curr_t = $start_t;
243 }
244
245 my $len = $fin_t - $start_t;
246 # $len = $len_t if ($len > $len_t);
247 my $less = '';
248 my $more = '';
249
250 if ($start_t < $from_t) {
251 # $len += ($from_t - $start_t);
252 $len = ($fin_t - $curr_t);
253 $less = "<<";
254 }
255
256 if ($fin_t > $to_t) {
257 # $len -= ($fin_t - $to_t);
258 $len = ($to_t - $curr_t);
259 $more = ">>"; # event now shown whole
260 }
261
262 print STDERR "[$less",$row->{status}," $curr_t:$len$more]" if ($debug);
263
264 my $alt = $row->{start}." - ".$row->{finish}."<br>";
265 $alt =~ s/:\d\d\.\d+//g;
266 $alt =~ s/\s+/&nbsp;/g;
267 $alt .= $row->{type}." <b>".$row->{status}."</b><br>".
268 $row->{user_group_host}." <i>".$row->{sessionid}."</i><br>".
269 $row->{device}."&nbsp;on&nbsp;".$row->{host};
270 print bar($len,$row->{status},$alt);
271
272 $curr_t += $len;
273
274 # print Dumper($row);
275
276 }
277
278 if ($curr_t == $from_t) { # no entries in database!
279 print "<tr><td></td><td colspan=2>";
280 }
281
282 if ($curr_t < $to_t ) {
283 my $t = $to_t - $curr_t;
284 print STDERR "[last_line filler $curr_t:$t]" if ($debug);
285 print bar($t);
286 }
287
288 undef $sth;
289 $dbh->disconnect;
290
291 print "</td></tr>\n";
292 hour_grid();
293 print "</table>";
294
295
296 # label and usage
297 $len_t = 50; # disable bar scaling
298
299 print "<hr>\nColors for statuses and usage (#):\n";
300 print "<table border=0><tr bgcolor=#e0e0e0><th>status</th><th>#</th><th>color</th></tr>\n";
301 foreach my $status (keys %count) {
302 #foreach my $status (keys %cols) {
303 print "<tr bgcolor=#e0e0e0><td><small>$status</small></td><td><small>",$count{$status}*1,"</small></td><td>",bar($count{$status},$status),"</td></tr>\n" if ($status ne "");
304 # *1 in line above is a cludge to display correct number on
305 # occurences on graph and without one on legend! If you remove * op
306 # it will first evaluate bar sub (thus increasing number by one) and
307 # then display number (wrongly).
308 }
309 print "</table>\n<p>Reload <a href=\"",$q->url(-relative=>1),"\">current</a>.</p></body></html>";
310

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