/[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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Revision 1.10 - (hide annotations)
Sat May 24 12:21:42 2003 UTC (16 years, 6 months ago) by dpavlin
Branch: MAIN
Changes since 1.9: +152 -2 lines
File MIME type: text/plain
added JavaScript to dynamicly hide and show graphs

1 dpavlin 1.1 #!/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 dpavlin 1.7 my $hostname = `hostname -f`;
38     chomp($hostname);
39     $gBaseURL = "http://$hostname/cgi-bin/cricket/grapher.cgi";
40 dpavlin 1.1
41     # change this to destination directory
42 dpavlin 1.4 $path = "/data/mon/";
43 dpavlin 1.1 }
44    
45     #use lib "$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 dpavlin 1.10 #
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 dpavlin 1.1 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 dpavlin 1.5 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 dpavlin 1.1 open(OUT,"> $filename") || die "can't open output html '$filename': $!";
116 dpavlin 1.9 print OUT "<html><head><title>$key</title>";
117     print OUT '<meta content="no-cache" http-equiv="Pragma">
118     <meta content="300" http-equiv="Refresh">' if ($filename =~ m/Daily/i);
119 dpavlin 1.10 print OUT <<'HTMLEND' if ($dynamic_js);
120    
121     <script language="JavaScript">
122     var Selected = "";
123    
124     function Switch(elm)
125     {
126     var cookie = Get_Cookie("overview");
127    
128     var elmref;
129    
130     // uncomment following lines for just 1 selected content
131     /*
132     if (Selected != "")
133     {
134     elmref = eval("document.getElementById('" + Selected + "_h1')");
135     if (elmref) elmref.style.display = 'none';
136     elmref = eval("document.getElementById('" + Selected + "_h0')");
137     // roll-up color
138     if (elmref) elmref.bgColor = '#eeeeee';
139     }
140     if (Selected != elm.name)
141     {
142     Selected = elm.name;
143     elmref = eval("document.getElementById('" + Selected + "_h1')");
144     if (elmref)
145     {
146     if (elmref.style.display=='none') elmref.style.display='';
147     else elmref.style.display = 'none';
148     }
149     elmref = eval("document.getElementById('" + Selected + "_h0')");
150     // roll-down color
151     if (elmref) elmref.bgColor = '#ffffff';
152     }
153     else
154     Selected="";
155     */
156    
157     // or use this to unroll more than one line
158     Selected = elm.name;
159     elmref = eval("document.getElementById('" + Selected + "_h1')");
160     if (elmref)
161     {
162     if (elmref.style.display=='none') elmref.style.display='';
163     else elmref.style.display = 'none';
164     cookie ^= 1 << Selected;
165     }
166    
167     Set_Cookie("overview",cookie);
168     return false;
169     }
170    
171     function SwitchThis()
172     {
173     return Switch(this);
174     }
175    
176    
177     </script>
178    
179     <table border=0 id=DynamicTable bgColor='#e0e0e0' cellpadding=2 cellspacing=1>
180    
181     HTMLEND
182 dpavlin 1.9 print OUT "</head><body>";
183 dpavlin 1.5 print OUT $html_file{$key};
184 dpavlin 1.10 print OUT <<'HTMLEND' if ($dynamic_js);
185     </table>
186    
187     <script language=javascript>
188    
189     function Get_Cookie(name) {
190     var start = document.cookie.indexOf(name+"=");
191     var len = start+name.length+1;
192     if ((!start) && (name != document.cookie.substring(0,name.length))) return null;
193     if (start == -1) return null;
194     var end = document.cookie.indexOf(";",len);
195     if (end == -1) end = document.cookie.length;
196     return unescape(document.cookie.substring(len,end));
197     }
198    
199     function Set_Cookie(name,value,expires,path,domain,secure) {
200     document.cookie = name + "=" +escape(value) +
201     ( (expires) ? ";expires=" + expires.toGMTString() : "") +
202     ( (path) ? ";path=" + path : "") +
203     ( (domain) ? ";domain=" + domain : "") +
204     ( (secure) ? ";secure" : "");
205     }
206    
207     function Delete_Cookie(name,path,domain) {
208     if (Get_Cookie(name)) document.cookie = name + "=" +
209     ( (path) ? ";path=" + path : "") +
210     ( (domain) ? ";domain=" + domain : "") +
211     ";expires=Thu, 01-Jan-70 00:00:01 GMT";
212     }
213    
214     var table = document.getElementById("DynamicTable");
215     var links = table.getElementsByTagName("a");
216     var cookie = Get_Cookie("overview");
217     var new_cookie = 0;
218     for (var i = 0; i < links.length; i++) {
219     if (links[i].id == "DynMessLink") {
220     links[i].onclick = SwitchThis;
221     elmref = eval("document.getElementById('" + links[i].name + "_h1')");
222     if (elmref && cookie) {
223     if (cookie & 1 << links[i].name) {
224     elmref.style.display='';
225     } else {
226     elmref.style.display = 'none';
227     }
228     } else if(elmref) {
229     if (elmref.style.display=='none') {
230     elmref.style.display='';
231     new_cookie |= 1 << links[i].name;
232     } else {
233     elmref.style.display = 'none';
234     //new_cookie &= !( 1 << links[i].name );
235     }
236     }
237     }
238     }
239     if (new_cookie) Set_Cookie("overview",new_cookie);
240     </script>
241     HTMLEND
242    
243 dpavlin 1.5 print OUT "</body></html>";
244 dpavlin 1.1 close(OUT);
245 dpavlin 1.5
246 dpavlin 1.1 }
247    
248     exit;
249    
250 dpavlin 1.10 sub do_html {
251     my ($desc,$url,$img) = @_;
252     if ($dynamic_js) {
253     my $html =<<'HTMLEND';
254     <tr bgcolor='#eeeeee' id=##id##_h0>
255     <td><a href="#" id=DynMessLink name=##id## >##desc##</a></td>
256     </tr>
257     <tr id=##id##_h1 style='display:none' bgcolor='#ffffff' >
258     <td><a href="##url##"><img src="##img##"</td>
259     </tr>
260     HTMLEND
261     $html =~ s/##desc##/$desc/;
262     $html =~ s/##url##/$url/;
263     $html =~ s/##img##/$img/;
264     $html =~ s/##id##/$dynamic_js/g;
265     $dynamic_js++; # increment usage counter
266     return $html;
267     } else {
268     return "$desc<br><a href=\"$url\"><img src=\"$img\"></a><br>\n";
269     }
270     }
271    
272 dpavlin 1.1 sub localHandleTargetInstance {
273     my($Name, $target) = @_;
274    
275     $targetpath = $target->{'auto-target-path'};
276     $targetname = $target->{'auto-target-name'};
277    
278     if (! defined($target->{'skip-overview'}))
279     {
280     Info("Working on target $targetname.");
281     my($reqRanges,@ranges);
282    
283     $reqRanges = $target->{'static-ranges'};
284    
285     # if (defined($target->{'static-path'}) &&
286     # defined($target->{'static-name'}))
287     # {
288     # $path = $target->{'static-path'};
289     # $name = $target->{'static-name'};
290    
291     if (1) {
292    
293     my($range, @ranges);
294     @ranges = getRanges($reqRanges);
295    
296     foreach $range (@ranges)
297     {
298     $rangeLabel = rangeToLabel($range);
299    
300     my($paramtarget) = "$targetpath/$targetname";
301    
302     my($paraminst);
303    
304     if (defined($target->{'inst'}))
305     {
306     $paraminst = $target->{'inst'};
307     }
308    
309     my($paramrange) = $range;
310    
311     # DO DSLIST STUFF
312    
313     # find the ds names based on the target type
314     my($ttype) = lc($target->{'target-type'});
315     my($ttRef) = $main::gCT->configHash($Name, 'targettype', $ttype, $target);
316    
317     # If there are views defined, then we generate graphs
318     # for each view.
319    
320     my($dslist);
321    
322     if (defined($ttRef->{'view'}))
323     {
324     my($v);
325     foreach $v (split(/\s*,\s*/, $ttRef->{'view'}))
326     {
327     # views are like this: "cpu: cpu1load cpu5load"
328     my($vname, $dss) = split(/\s*:\s*/, $v, 2);
329    
330     $dslist = $dss;
331     $dslist =~ s/\s*$//;
332     $dslist =~ s/\s+/,/g;
333    
334     $URL = "$gBaseURL?type=png&target=$paramtarget";
335     $URL .= "&dslist=$dslist&range=$paramrange";
336 dpavlin 1.5 my $desc = "$paramtarget $vname";
337 dpavlin 1.6 $desc .= " <b>".$target->{'short-desc'}."</b>" if (defined $target->{'short-desc'});
338 dpavlin 1.1 if ($paraminst ne "") {
339     $URL .= "&inst=$paraminst";
340     }
341    
342     Info("Retrieving graph for $desc");
343     # getURL($URL,"$path/$name-$vname-$rangeLabel.png");
344     $tmp_URL = "$gBaseURL?target=$paramtarget&range=d:w:m:y&view=$vname";
345 dpavlin 1.10 $html{"$rangeLabel\t$paramtarget"}.=do_html($desc,$tmp_URL,$URL);
346 dpavlin 1.1 }
347     } else {
348     $dslist = $ttRef->{'ds'};
349     # squeeze out any extra spaces
350     $dslist = join(',', split(/\s*,\s*/, $dslist));
351    
352     $URL = "$gBaseURL?type=png&target=$paramtarget";
353     $URL .= "&dslist=$dslist&range=$paramrange";
354 dpavlin 1.5 my $desc ="$paraminst $rangeLabel";
355 dpavlin 1.6 $desc .= " <b>".$target->{'short-desc'}."</b>" if (defined $target->{'short-desc'});
356 dpavlin 1.1 if ($paraminst ne "") {
357     $URL .= "&inst=$paraminst";
358     }
359    
360     Info("Retrieving graph for $desc");
361    
362     # getURL($URL,"$path/$name-$rangeLabel.png");
363     $tmp_URL = "$gBaseURL?target=$paramtarget&range=d:w:m:y";
364 dpavlin 1.10 $html{"$rangeLabel\t$paramtarget"}.=do_html($desc,$tmp_URL,$URL);
365 dpavlin 1.1 }
366     }
367     }
368     }
369    
370     return;
371     }
372    
373    
374     sub getRanges {
375     my($scales) = @_;
376     $scales = "d:w:m:y" unless (defined($scales));
377    
378     # these definitions mirror how MRTG 2.5 sets up its graphs
379     my(%scaleMap) = ( 'd' => $main::kHour * 42,
380     'w' => $main::kDay * 10,
381     'm' => $main::kWeek * 6,
382     'y' => $main::kMonth * 16);
383    
384     my($scale, @res);
385     foreach $scale (split(/\s*:\s*/, $scales)) {
386     # later, we might do more sophisticated scale specification
387     $scale = $scaleMap{$scale};
388     push @res, $scale;
389     }
390     return @res;
391     }
392    
393    
394     sub initConst {
395     $main::kMinute = 60; # 60 seconds/min
396     $main::kHour = 60 * $main::kMinute;# 60 minutes/hr
397     $main::kDay = 24 * $main::kHour; # 24 hrs/day
398     $main::kWeek = 7 * $main::kDay; # 7 days/week
399     $main::kMonth = 30 * $main::kDay; # 30 days/month
400     $main::kYear = 365 * $main::kDay; # 365 days/year
401    
402     $main::kTypeUnknown = 0;
403     $main::kTypeUnknown = 0; # shut up, -w.
404     $main::kTypeDaily = 1;
405     $main::kTypeWeekly = 2;
406     $main::kTypeMonthly = 3;
407     $main::kTypeYearly = 4;
408    
409     @main::gRangeNameMap = ( undef, 'Daily', 'Weekly', 'Monthly', 'Yearly' );
410    
411     }
412    
413     sub rangeToLabel {
414     my($range) = @_;
415     return $main::gRangeNameMap[rangeType($range)];
416     }
417    
418     sub rangeType {
419     my($range) = @_;
420     my($rangeHours) = $range / 3600;
421    
422     # question: when is kTypeUnknown appropriate?
423    
424     if ($range < $main::kWeek) {
425     return $main::kTypeDaily;
426     } elsif ($range < $main::kMonth) {
427     return $main::kTypeWeekly;
428     } elsif ($range < $main::kYear) {
429     return $main::kTypeMonthly;
430     } else {
431     return $main::kTypeYearly;
432     }
433     }
434    
435    
436     sub getURL
437     {
438     my($url,$filename) = @_;
439    
440     Debug("Fetching url: $url");
441    
442     my $ua = new LWP::UserAgent;
443     my $request = new HTTP::Request('GET', $url);
444     my $response = $ua->request($request);
445    
446     if ($response->is_success) {
447     my($dir) = dirname($filename);
448     if (! -d $dir) {
449     Info("Making directory $dir to hold file $filename.");
450     Common::Util::MkDir($dir);
451     }
452    
453     if (!open(URL,">$filename"))
454     {
455     Error("Error writing to $filename: $!");
456     return;
457     }
458     print URL $response->content;
459     close(URL);
460     }
461     else
462     {
463     Error("Error retrieving target graph: " . $response->message());
464     }
465     }

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