/[cricket]/generate-overview.pl
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 /generate-overview.pl

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Revision 1.14 - (show annotations)
Sat May 31 13:52:51 2003 UTC (16 years, 6 months ago) by dpavlin
Branch: MAIN
Changes since 1.13: +7 -5 lines
File MIME type: text/plain
fix for show all when there is no cookie, when clicking locate at graph
which is clicked

1 #!/usr/bin/perl -w
2 # -*- perl -*-
3
4 # Generate overview-[Daily|Monthly|Weekly|Yearly].html files
5 # with links to latest graphs produced by cricket
6 #
7 # Maintained by Dobrica Pavlinusic <dpavlin@rot13.org>
8 #
9 # Based on generate-statics.franky from
10 # Copyright (C) 1999 Noam Freedman <noam@noam.com>
11 #
12 #
13 #
14 # This program is free software; you can redistribute it and/or modify
15 # it under the terms of the GNU General Public License as published by
16 # the Free Software Foundation; either version 2 of the License, or
17 # (at your option) any later version.
18 #
19 # This program is distributed in the hope that it will be useful,
20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 # GNU General Public License for more details.
23 #
24 # You should have received a copy of the GNU General Public License
25 # along with this program; if not, write to the Free Software
26 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
27
28 # Target can be skipped in overview report with skip-overview
29
30 BEGIN {
31 # $gInstallRoot = (($0 =~ m:^(.*/):)[0] || "./") . ".";
32 require '/etc/cricket/cricket-conf.pl';
33
34 # You need to update this to point to the URL
35 # you use to access Cricket.
36 # $gBaseURL = "http://localhost/~cricket/grapher.cgi";
37 my $hostname = `hostname -f`;
38 chomp($hostname);
39 $gBaseURL = "http://$hostname/cgi-bin/cricket/grapher.cgi";
40
41 # change this to destination directory
42 $path = "/data/mon/";
43 }
44
45 #use lib "$gInstallRoot/../lib";
46 use lib "$Common::global::gInstallRoot/lib";
47
48 use File::Basename;
49 use LWP::UserAgent;
50 use HTTP::Request;
51 use HTTP::Response;
52
53 use ConfigTree::Cache;
54
55 use Common::HandleTarget;
56 use Common::Map;
57 use Common::Options;
58 use Common::Log;
59
60 #
61 # Set this option to 0 if you don't want JavaScript roll-up/roll-down
62 # of images to be created
63 #
64 my $dynamic_js = 1;
65
66 Common::Options::commonOptions( 'baseURL=s' => \$gBaseURL );
67 initConst();
68
69 $Common::global::gCT = new ConfigTree::Cache;
70 $gCT = $Common::global::gCT;
71 $gCT->Base($Common::global::gConfigRoot);
72 $gCT->Warn(\&Warn);
73
74 if (! $Common::global::gCT->init()) {
75 Die("Failed to open compiled config tree from " .
76 "$Common::global::gConfigRoot/config.db: $!");
77 }
78
79 # if they gave us no subtrees to focus on, use the root of the config tree
80 if ($#ARGV+1 == 0) {
81 push @ARGV, '/';
82 }
83
84 my %html; # this will store created html
85
86 my($subtree);
87 foreach $subtree (@ARGV) {
88 if ($gCT->nodeExists($subtree)) {
89 $gCT->visitLeafs($subtree, \&handleTarget,
90 \&handleTargetInstance, \&localHandleTargetInstance);
91 } else {
92 Warn("Unknown subtree $subtree.");
93 }
94 }
95
96 my %html_file;
97
98 foreach my $item (sort keys %html) {
99 my ($range,$target) = split(/\t/,$item,2);
100 my (undef,$service,$arg) = split(/\//,$target,3);
101
102 $html_file{"$range/$service"} .= $html{$item};
103 $html_file{"overview-$range"} .= $html{$item};
104 }
105
106 foreach my $key (keys %html_file) {
107
108 my $filename = "$path/$key.html";
109 my($dir) = dirname($filename);
110 if (! -d $dir) {
111 Info("Making directory $dir to hold file $filename.");
112 Common::Util::MkDir($dir);
113 }
114 Info("Dumping HTML for $key to $filename.");
115 open(OUT,"> $filename") || die "can't open output html '$filename': $!";
116 print OUT "<html><head><title>$key</title>";
117 print OUT '<meta content="no-cache" http-equiv="Pragma">
118 <meta content="300" http-equiv="Refresh">' if ($filename =~ m/Daily/i);
119 print OUT '</head><body>';
120 my $html=<<'HTMLEND';
121
122 <script language="JavaScript">
123 var Selected = "";
124
125 function Switch(elm)
126 {
127 var cookie = Get_Cookie("##cookie_name##");
128
129 var elmref;
130
131 // uncomment following lines for just 1 selected content
132 /*
133 if (Selected != "")
134 {
135 elmref = eval("document.getElementById('" + Selected + "_h1')");
136 if (elmref) elmref.style.display = 'none';
137 elmref = eval("document.getElementById('" + Selected + "_h0')");
138 // roll-up color
139 if (elmref) elmref.bgColor = '#e0e0e0';
140 }
141 if (Selected != elm.name)
142 {
143 Selected = elm.name;
144 elmref = eval("document.getElementById('" + Selected + "_h1')");
145 if (elmref)
146 {
147 if (elmref.style.display=='none') elmref.style.display='';
148 else elmref.style.display = 'none';
149 }
150 elmref = eval("document.getElementById('" + Selected + "_h0')");
151 // roll-down color
152 if (elmref) elmref.bgColor = '#ffffff';
153 }
154 else
155 Selected="";
156 */
157
158 // or use this to unroll more than one line
159 Selected = elm.name;
160 elmref = eval("document.getElementById('" + Selected + "_h1')");
161 elmref0 = eval("document.getElementById('" + Selected + "_h0')");
162 if (elmref)
163 {
164 if (elmref.style.display=='none') {
165 elmref.style.display='';
166 if (elmref0) elmref0.bgColor = '#eeeeee';
167 } else {
168 elmref.style.display = 'none';
169 if (elmref0) elmref0.bgColor = '#e0e0e0';
170 }
171 cookie ^= 1 << Selected;
172 }
173
174 Set_Cookie("##cookie_name##",cookie);
175 return false;
176 }
177
178 function SwitchThis()
179 {
180 return Switch(this);
181 }
182
183
184 </script>
185
186 <table border=0 id=DynamicTable bgColor='#e0e0e0' cellpadding=2 cellspacing=1>
187
188 HTMLEND
189 if ($dynamic_js) {
190 my $cookie_name = $key;
191 $cookie_name =~ s/[^a-zA-Z0-9]//g;
192 $html =~ s/##cookie_name##/$cookie_name/g;
193 print OUT $html;
194 }
195
196 print OUT $html_file{$key};
197 $html = <<'HTMLEND';
198 </table>
199
200 <script language=javascript>
201
202 function Get_Cookie(name) {
203 var start = document.cookie.indexOf(name+"=");
204 var len = start+name.length+1;
205 if ((!start) && (name != document.cookie.substring(0,name.length))) return null;
206 if (start == -1) return null;
207 var end = document.cookie.indexOf(";",len);
208 if (end == -1) end = document.cookie.length;
209 return unescape(document.cookie.substring(len,end));
210 }
211
212 function Set_Cookie(name,value,expires,path,domain,secure) {
213 document.cookie = name + "=" +escape(value) +
214 ( (expires) ? ";expires=" + expires.toGMTString() : "") +
215 ( (path) ? ";path=" + path : "") +
216 ( (domain) ? ";domain=" + domain : "") +
217 ( (secure) ? ";secure" : "");
218 }
219
220 function Delete_Cookie(name,path,domain) {
221 if (Get_Cookie(name)) document.cookie = name + "=" +
222 ( (path) ? ";path=" + path : "") +
223 ( (domain) ? ";domain=" + domain : "") +
224 ";expires=Thu, 01-Jan-70 00:00:01 GMT";
225 }
226
227 var table = document.getElementById("DynamicTable");
228 var links = table.getElementsByTagName("a");
229 var cookie = Get_Cookie("##cookie_name##");
230 var new_cookie = 0;
231 for (var i = 0; i < links.length; i++) {
232 if (links[i].id == "DynMessLink") {
233 links[i].onclick = SwitchThis;
234 elmref = eval("document.getElementById('" + links[i].name + "_h1')");
235 elmref0 = eval("document.getElementById('" + links[i].name + "_h0')");
236 if (elmref && cookie) {
237 if (cookie & 1 << links[i].name) {
238 elmref.style.display='';
239 if (elmref0) elmref0.bgColor = '#eeeeee';
240 } else {
241 elmref.style.display = 'none';
242 if (elmref0) elmref0.bgColor = '#e0e0e0';
243 }
244 } else if(elmref) {
245 // default: show all
246 new_cookie |= 1 << links[i].name;
247 if (elmref.style.display=='none') {
248 elmref.style.display='';
249 if (elmref0) elmref0.bgColor = '#eeeeee';
250 } else {
251 // hide? no...
252 //elmref.style.display = 'none';
253 //if (elmref0) elmref0.bgColor = '#e0e0e0';
254 if (elmref0) elmref0.bgColor = '#eeeeee';
255 }
256 }
257 }
258 }
259 if (new_cookie) Set_Cookie("##cookie_name##",new_cookie);
260 </script>
261 HTMLEND
262
263 if ($dynamic_js) {
264 my $cookie_name = $key;
265 $cookie_name =~ s/[^a-zA-Z0-9]//g;
266 $html =~ s/##cookie_name##/$cookie_name/g;
267 print OUT $html;
268 }
269
270 print OUT "</body></html>";
271 close(OUT);
272
273 }
274
275 exit;
276
277 sub do_html {
278 my ($desc,$url,$img) = @_;
279 if ($dynamic_js) {
280 my $html =<<'HTMLEND';
281 <tr bgcolor='#e0e0e0' id=##id##_h0>
282 <td><a name="##id##"><a href="###id##" id=DynMessLink name=##id## >##desc##</a></td>
283 </tr>
284 <tr id=##id##_h1 style='' bgcolor='#ffffff' >
285 <td><a href="##url##"><img src="##img##"</td>
286 </tr>
287 HTMLEND
288 $html =~ s/##desc##/$desc/;
289 $html =~ s/##url##/$url/;
290 $html =~ s/##img##/$img/;
291 $html =~ s/##id##/$dynamic_js/g;
292 $dynamic_js++; # increment usage counter
293 return $html;
294 } else {
295 return "$desc<br><a href=\"$url\"><img src=\"$img\"></a><br>\n";
296 }
297 }
298
299 sub localHandleTargetInstance {
300 my($Name, $target) = @_;
301
302 $targetpath = $target->{'auto-target-path'};
303 $targetname = $target->{'auto-target-name'};
304
305 if (! defined($target->{'skip-overview'}))
306 {
307 Info("Working on target $targetname.");
308 my($reqRanges,@ranges);
309
310 $reqRanges = $target->{'static-ranges'};
311
312 # if (defined($target->{'static-path'}) &&
313 # defined($target->{'static-name'}))
314 # {
315 # $path = $target->{'static-path'};
316 # $name = $target->{'static-name'};
317
318 if (1) {
319
320 my($range, @ranges);
321 @ranges = getRanges($reqRanges);
322
323 foreach $range (@ranges)
324 {
325 $rangeLabel = rangeToLabel($range);
326
327 my($paramtarget) = "$targetpath/$targetname";
328
329 my($paraminst);
330
331 if (defined($target->{'inst'}))
332 {
333 $paraminst = $target->{'inst'};
334 }
335
336 my($paramrange) = $range;
337
338 # DO DSLIST STUFF
339
340 # find the ds names based on the target type
341 my($ttype) = lc($target->{'target-type'});
342 my($ttRef) = $main::gCT->configHash($Name, 'targettype', $ttype, $target);
343
344 # If there are views defined, then we generate graphs
345 # for each view.
346
347 my($dslist);
348
349 if (defined($ttRef->{'view'}))
350 {
351 my($v);
352 foreach $v (split(/\s*,\s*/, $ttRef->{'view'}))
353 {
354 # views are like this: "cpu: cpu1load cpu5load"
355 my($vname, $dss) = split(/\s*:\s*/, $v, 2);
356
357 $dslist = $dss;
358 $dslist =~ s/\s*$//;
359 $dslist =~ s/\s+/,/g;
360
361 $URL = "$gBaseURL?type=png&target=$paramtarget";
362 $URL .= "&dslist=$dslist&range=$paramrange";
363 my $desc = "$paramtarget $vname";
364 $desc .= " <b>".$target->{'short-desc'}."</b>" if (defined $target->{'short-desc'});
365 if ($paraminst ne "") {
366 $URL .= "&inst=$paraminst";
367 }
368
369 Info("Retrieving graph for $desc");
370 # getURL($URL,"$path/$name-$vname-$rangeLabel.png");
371 $tmp_URL = "$gBaseURL?target=$paramtarget&range=d:w:m:y&view=$vname";
372 $html{"$rangeLabel\t$paramtarget"}.=do_html($desc,$tmp_URL,$URL);
373 }
374 } else {
375 $dslist = $ttRef->{'ds'};
376 # squeeze out any extra spaces
377 $dslist = join(',', split(/\s*,\s*/, $dslist));
378
379 $URL = "$gBaseURL?type=png&target=$paramtarget";
380 $URL .= "&dslist=$dslist&range=$paramrange";
381 my $desc ="$paraminst $rangeLabel";
382 $desc .= " <b>".$target->{'short-desc'}."</b>" if (defined $target->{'short-desc'});
383 if ($paraminst ne "") {
384 $URL .= "&inst=$paraminst";
385 }
386
387 Info("Retrieving graph for $desc");
388
389 # getURL($URL,"$path/$name-$rangeLabel.png");
390 $tmp_URL = "$gBaseURL?target=$paramtarget&range=d:w:m:y";
391 $html{"$rangeLabel\t$paramtarget"}.=do_html($desc,$tmp_URL,$URL);
392 }
393 }
394 }
395 }
396
397 return;
398 }
399
400
401 sub getRanges {
402 my($scales) = @_;
403 $scales = "d:w:m:y" unless (defined($scales));
404
405 # these definitions mirror how MRTG 2.5 sets up its graphs
406 my(%scaleMap) = ( 'd' => $main::kHour * 42,
407 'w' => $main::kDay * 10,
408 'm' => $main::kWeek * 6,
409 'y' => $main::kMonth * 16);
410
411 my($scale, @res);
412 foreach $scale (split(/\s*:\s*/, $scales)) {
413 # later, we might do more sophisticated scale specification
414 $scale = $scaleMap{$scale};
415 push @res, $scale;
416 }
417 return @res;
418 }
419
420
421 sub initConst {
422 $main::kMinute = 60; # 60 seconds/min
423 $main::kHour = 60 * $main::kMinute;# 60 minutes/hr
424 $main::kDay = 24 * $main::kHour; # 24 hrs/day
425 $main::kWeek = 7 * $main::kDay; # 7 days/week
426 $main::kMonth = 30 * $main::kDay; # 30 days/month
427 $main::kYear = 365 * $main::kDay; # 365 days/year
428
429 $main::kTypeUnknown = 0;
430 $main::kTypeUnknown = 0; # shut up, -w.
431 $main::kTypeDaily = 1;
432 $main::kTypeWeekly = 2;
433 $main::kTypeMonthly = 3;
434 $main::kTypeYearly = 4;
435
436 @main::gRangeNameMap = ( undef, 'Daily', 'Weekly', 'Monthly', 'Yearly' );
437
438 }
439
440 sub rangeToLabel {
441 my($range) = @_;
442 return $main::gRangeNameMap[rangeType($range)];
443 }
444
445 sub rangeType {
446 my($range) = @_;
447 my($rangeHours) = $range / 3600;
448
449 # question: when is kTypeUnknown appropriate?
450
451 if ($range < $main::kWeek) {
452 return $main::kTypeDaily;
453 } elsif ($range < $main::kMonth) {
454 return $main::kTypeWeekly;
455 } elsif ($range < $main::kYear) {
456 return $main::kTypeMonthly;
457 } else {
458 return $main::kTypeYearly;
459 }
460 }
461
462
463 sub getURL
464 {
465 my($url,$filename) = @_;
466
467 Debug("Fetching url: $url");
468
469 my $ua = new LWP::UserAgent;
470 my $request = new HTTP::Request('GET', $url);
471 my $response = $ua->request($request);
472
473 if ($response->is_success) {
474 my($dir) = dirname($filename);
475 if (! -d $dir) {
476 Info("Making directory $dir to hold file $filename.");
477 Common::Util::MkDir($dir);
478 }
479
480 if (!open(URL,">$filename"))
481 {
482 Error("Error writing to $filename: $!");
483 return;
484 }
485 print URL $response->content;
486 close(URL);
487 }
488 else
489 {
490 Error("Error retrieving target graph: " . $response->message());
491 }
492 }

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