source: trunk/cgi-bin/search.cgi@ 560

Last change on this file since 560 was 526, checked in by Kris Deugau, 12 years ago

/trunk

Remove a fix that wasn't needed and in fact caused an error in search.cgi.

  • Property svn:executable set to *
  • Property svn:keywords set to Date Rev Author
File size: 18.0 KB
Line 
1#!/usr/bin/perl
2# ipdb/cgi-bin/search.cgi
3# Started splitting search functions (quick and otherwise) from
4# main IPDB interface 03/11/2005
5###
6# SVN revision info
7# $Date: 2012-10-22 21:41:18 +0000 (Mon, 22 Oct 2012) $
8# SVN revision $Rev: 526 $
9# Last update by $Author: kdeugau $
10###
11# Copyright 2005-2010 - Kris Deugau
12
13use strict;
14use warnings;
15use CGI::Carp qw(fatalsToBrowser);
16use CGI::Simple;
17use HTML::Template;
18use DBI;
19use POSIX qw(ceil);
20use NetAddr::IP;
21
22# don't remove! required for GNU/FHS-ish install from tarball
23##uselib##
24
25use MyIPDB;
26
27# Don't formally need a username or syslog here. syslog left active for debugging.
28use Sys::Syslog;
29openlog "IPDBsearch","pid","$IPDB::syslog_facility";
30
31# ... but we do *use* the username on ACLs now.
32# Collect the username from HTTP auth. If undefined, we're in
33# a test environment, or called without a username.
34my $authuser;
35if (!defined($ENV{'REMOTE_USER'})) {
36 $authuser = '__temptest';
37} else {
38 $authuser = $ENV{'REMOTE_USER'};
39}
40
41# Global variables
42my $RESULTS_PER_PAGE = 25;
43
44# anyone got a better name? :P
45my $thingroot = $ENV{SCRIPT_FILENAME};
46$thingroot =~ s|cgi-bin/search.cgi||;
47
48# Set up the CGI object...
49my $q = new CGI::Simple;
50# ... and get query-string params as well as POST params if necessary
51$q->parse_query_string;
52
53# Convenience; saves changing all references to %webvar
54##fixme: tweak for handling <select multiple='y' size=3> (list with multiple selection)
55my %webvar = $q->Vars;
56
57if (defined($webvar{rpp})) {
58 ($RESULTS_PER_PAGE) = ($webvar{rpp} =~ /(\d+)/);
59}
60
61# Why not a global DB handle? (And a global statement handle, as well...)
62# Use the connectDB function, otherwise we end up confusing ourselves
63my $ip_dbh;
64my $sth;
65my $errstr;
66($ip_dbh,$errstr) = connectDB_My;
67if ($ip_dbh) {
68 checkDBSanity($ip_dbh);
69 initIPDBGlobals($ip_dbh);
70}
71
72# Set up some globals
73$ENV{HTML_TEMPLATE_ROOT} = $thingroot."templates";
74
75my $page;
76if (!defined($webvar{stype})) {
77 $webvar{stype} = "<NULL>"; #shuts up the warnings.
78 $page = HTML::Template->new(filename => "search/compsearch.tmpl");
79} else {
80 $page = HTML::Template->new(filename => "search/sresults.tmpl");
81}
82
83my $header = HTML::Template->new(filename => "header.tmpl");
84$header->param(version => $IPDB::VERSION);
85$header->param(addperm => $IPDBacl{$authuser} =~ /a/);
86print "Content-type: text/html\n\n", $header->output;
87
88# Handle the DB error first
89if (!$ip_dbh) {
90 $page = HTML::Template->new(filename => "dberr.tmpl");
91 $page->param(errmsg => $errstr);
92} elsif ($webvar{stype} eq 'q') {
93 # Quick search.
94
95 if (!$webvar{input}) {
96 # No search term. Display everything.
97 viewBy('all', '');
98 } else {
99 # Search term entered. Display matches.
100 # We should really sanitize $webvar{input}, no?
101 my $searchfor;
102 # Chew up leading and trailing whitespace
103 $webvar{input} =~ s/^\s+//;
104 $webvar{input} =~ s/\s+$//;
105 if ($webvar{input} =~ /^\d+$/) {
106 # All-digits, new custID
107 $searchfor = "cust";
108 } elsif ($webvar{input} =~ /^[\d\.]+(\/\d{1,3})?$/) {
109 # IP addresses should only have numbers, digits, and maybe a slash+netmask
110 $searchfor = "ipblock";
111 } else {
112 # Anything else.
113 $searchfor = "desc";
114 }
115 viewBy($searchfor, $webvar{input});
116 }
117
118} elsif ($webvar{stype} eq 'c') {
119 # Complex search.
120
121 # Several major cases, and a whole raft of individual cases.
122 # -> Show all types means we do not need to limit records retrieved by type
123 # -> Show all cities means we do not need to limit records retrieved by city
124 # Individual cases are for the CIDR/IP, CustID, Description, Notes, and individual type
125 # requests.
126
127 my $sqlconcat;
128 if ($webvar{which} eq 'all') {
129 # Must match *all* specified criteria. ## use INTERSECT or EXCEPT
130 $sqlconcat = "INTERSECT";
131 } elsif ($webvar{which} eq 'any') {
132 # Match on any specified criteria ## use UNION
133 $sqlconcat = "UNION";
134 } else {
135 # sum-buddy tryn'a game the system. Match "all"
136 $sqlconcat = "INTERSECT";
137 }
138
139# We actually construct a monster SQL statement for all criteria.
140# Iff something has been entered, it will be used as a filter.
141# Iff something has NOT been entered, we still include it but in
142# such a way that it does not actually filter anything out.
143
144 # Columns actually returned. Slightly better than hardcoding it
145 # in each (sub)select
146 my $cols = "cidr,custid,type,city,description";
147
148 # hack fix for undefined variables
149 $webvar{custid} = '' if !$webvar{custid};
150 $webvar{desc} = '' if !$webvar{desc};
151 $webvar{notes} = '' if !$webvar{notes};
152 $webvar{custexclude} = '' if !$webvar{custexclude};
153 $webvar{descexclude} = '' if !$webvar{descexclude};
154 $webvar{notesexclude} = '' if !$webvar{notesexclude};
155
156 # First chunk of SQL. Filter on custid, description, and notes as necessary.
157 my $sql = qq(SELECT $cols FROM searchme\n);
158 $sql .= " WHERE $webvar{custexclude} (custid ~ '$webvar{custid}')\n";
159 $sql .= " $sqlconcat (select $cols from searchme where $webvar{descexclude} description ~ '$webvar{desc}')\n";
160 $sql .= " $sqlconcat (select $cols from searchme where $webvar{notesexclude} notes ~ '$webvar{notes}')";
161
162 # If we're not supposed to search for all types, search for the selected types.
163 $webvar{alltypes} = '' if !$webvar{alltypes};
164 $webvar{typeexclude} = '' if !$webvar{typeexclude};
165 if ($webvar{alltypes} ne 'on') {
166 $sql .= " $sqlconcat (select $cols from searchme where $webvar{typeexclude} type in (";
167 foreach my $key (keys %webvar) {
168 $sql .= "'$1'," if $key =~ /type\[(..)\]/;
169 }
170 chop $sql;
171 $sql .= "))";
172 }
173
174 # If we're not supposed to search for all cities, search for the selected cities.
175 # This could be vastly improved with proper foreign keys in the database.
176 $webvar{allcities} = '' if !$webvar{allcities};
177 $webvar{cityexclude} = '' if !$webvar{cityexclude};
178 if ($webvar{allcities} ne 'on') {
179 $sql .= " $sqlconcat (select $cols from searchme where $webvar{cityexclude} city in (";
180 $sth = $ip_dbh->prepare("select city from cities where id=?");
181 foreach my $key (keys %webvar) {
182 if ($key =~ /city\[(\d+)\]/) {
183 $sth->execute($1);
184 my $city;
185 $sth->bind_columns(\$city);
186 $sth->fetch;
187 $city =~ s/'/''/;
188 $sql .= "'$city',";
189 }
190 }
191 chop $sql;
192 $sql .= "))";
193 }
194
195 ## CIDR query options.
196 $webvar{cidr} =~ s/\s+//; # Hates the nasty spaceseseses we does.
197 if ($webvar{cidr} eq '') { # We has a blank CIDR. Ignore it.
198 } elsif ($webvar{cidr} =~ /\//) {
199 # 192.168.179/26 should show all /26 subnets in 192.168.179
200 my ($net,$maskbits) = split /\//, $webvar{cidr};
201 if ($webvar{cidr} =~ /^(\d{1,3}\.){3}\d{1,3}\/\d{2}$/) {
202 # /0->/9 are silly to worry about right now. I don't think
203 # we'll be getting a class A anytime soon. <g>
204 $sql .= " $sqlconcat (select $cols from searchme where ".
205 "$webvar{cidrexclude} cidr<<='$webvar{cidr}')";
206 } else {
207 # Partial match; beginning of subnet and maskbits are provided
208 # Show any blocks with the leading octet(s) and that masklength
209 # Need some more magic for bare /nn searches:
210 my $condition = ($net eq '' ?
211 "masklen(cidr)=$maskbits" : "text(cidr) like '$net%' and masklen(cidr)=$maskbits");
212 $sql .= " $sqlconcat (select $cols from searchme where $webvar{cidrexclude} ".
213 "($condition))";
214 }
215 } elsif ($webvar{cidr} =~ /^(\d{1,3}\.){3}\d{1,3}$/) {
216 # Specific IP address match. Will show either a single netblock,
217 # or a static pool plus an IP.
218 $sql .= " $sqlconcat (select $cols from searchme where $webvar{cidrexclude} ".
219 "cidr >>= '$webvar{cidr}')";
220 } elsif ($webvar{cidr} =~ /^\d{1,3}(\.(\d{1,3}(\.(\d{1,3}\.?)?)?)?)?$/) {
221 # Leading octets in CIDR
222 $sql .= " $sqlconcat (select $cols from searchme where $webvar{cidrexclude} ".
223 "text(cidr) like '$webvar{cidr}%')";
224 } else {
225 # do nothing.
226 ##fixme we'll ignore this to clear out the references to legacy code.
227 } # done with CIDR query options.
228
229 # Find the offset for multipage results
230 my $offset = ($webvar{page}-1)*$RESULTS_PER_PAGE;
231
232 # Find out how many rows the "core" query will return.
233 my $count = countRows($sql);
234
235 if ($count == 0) {
236 $page->param(errmsg => "No matches found. Try eliminating one of the criteria,".
237 " or making one or more criteria more general.");
238 } else {
239 # Add the limit/offset clauses
240 $sql .= " order by cidr";
241 $sql .= " limit $RESULTS_PER_PAGE offset $offset" if $RESULTS_PER_PAGE != 0;
242 # And tell the user.
243 print "<div class=heading>Searching...............</div>\n";
244 queryResults($sql, $webvar{page}, $count);
245 }
246
247} elsif ($webvar{stype} eq 'n') {
248 # Node search.
249
250 my $sql = "SELECT cidr,custid,type,city,description FROM searchme".
251 " WHERE cidr IN (SELECT block FROM noderef WHERE node_id=$webvar{node})";
252
253 # Find the offset for multipage results
254 my $offset = ($webvar{page}-1)*$RESULTS_PER_PAGE;
255
256 # Find out how many rows the "core" query will return.
257 my $count = countRows($sql);
258
259 if ($count == 0) {
260 $page->param(errmsg => "No customers currently listed as connected through this node.");
261##fixme: still get the results table header
262 } else {
263 # Add the limit/offset clauses
264 $sql .= " order by cidr";
265 $sql .= " limit $RESULTS_PER_PAGE offset $offset" if $RESULTS_PER_PAGE != 0;
266 # And tell the user.
267 print "<div class=heading>Searching...............</div>\n";
268 queryResults($sql, $webvar{page}, $count);
269 }
270
271} else { # how script was called. General case is to show the search criteria page.
272
273# Generate table of types
274 $sth = $ip_dbh->prepare("select type,dispname from alloctypes where listorder <500 ".
275 "order by listorder");
276 $sth->execute;
277 my $i=0;
278 my @typelist;
279 while (my ($type,$dispname) = $sth->fetchrow_array) {
280 my %row = (
281 newrow => ($i % 4 == 0),
282 type => $type,
283 dispname => $dispname,
284 endrow => ($i++ % 4 == 3)
285 );
286 push @typelist, \%row;
287 }
288 $page->param(typelist => \@typelist);
289
290# Generate table of cities
291 $sth = $ip_dbh->prepare("select id,city from cities order by city");
292 $sth->execute;
293 $i=0;
294 my @citylist;
295 while (my ($id, $city) = $sth->fetchrow_array) {
296 my %row = (
297 newrow => ($i % 4 == 0),
298 id => $id,
299 city => $city,
300 endrow => ($i++ % 4 == 3)
301 );
302 push @citylist, \%row;
303 }
304 $page->param(citylist => \@citylist);
305
306}
307
308print $page->output;
309
310# Shut down and clean up.
311finish($ip_dbh);
312
313# We print the footer here, so we don't have to do it elsewhere.
314my $footer = HTML::Template->new(filename => "footer.tmpl");
315# include the admin tools link in the output?
316$footer->param(adminlink => ($IPDBacl{$authuser} =~ /A/));
317
318print $footer->output;
319
320# We shouldn't need to directly execute any code below here; it's all subroutines.
321exit 0;
322
323
324# viewBy()
325# The quick search
326# Takes a category descriptor and a query string
327# Creates appropriate SQL to run the search and display the results
328# with queryResults()
329sub viewBy {
330 my ($category,$query) = @_;
331
332 # Local variables
333 my $sql;
334
335 # Calculate start point for LIMIT clause
336 my $offset = ($webvar{page}-1)*$RESULTS_PER_PAGE;
337
338# Possible cases:
339# 1) Partial IP/subnet. Treated as "octet-prefix".
340# 2a) CIDR subnet. Exact match.
341# 2b) CIDR netmask. YMMV but it should be octet-prefix-with-netmask
342# (ie, all matches with the octet prefix *AND* that netmask)
343# 3) Customer ID. "Match-any-segment"
344# 4) Description. "Match-any-segment"
345# 5) Invalid data which might be interpretable as an IP or something, but
346# which probably shouldn't be for reasons of sanity.
347
348 my $cols = "cidr,custid,type,city,description";
349
350 if ($category eq 'all') {
351
352 $sql = "select $cols from searchme";
353 my $count = countRows($sql);
354 $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
355 queryResults($sql, $webvar{page}, $count);
356
357 } elsif ($category eq 'cust') {
358
359##fixme: this and other quick-search areas; fix up page heading title similar to first grouping above
360 print qq(<div class="heading">Searching for Customer IDs containing '$query'</div><br>\n);
361
362 # Query for a customer ID. Note that we can't restrict to "numeric-only"
363 # as we have non-numeric custIDs in the legacy data. :/
364 $sql = "select $cols from searchme where custid ilike '%$query%' or description like '%$query%'";
365 my $count = countRows($sql);
366 $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
367 queryResults($sql, $webvar{page}, $count);
368
369 } elsif ($category eq 'desc') {
370
371 print qq(<div class="heading">Searching for descriptions containing '$query'</div><br>\n);
372 # Query based on description (includes "name" from old DB).
373 $sql = "select $cols from searchme where description ilike '%$query%'".
374 " or custid ilike '%$query%'";
375 my $count = countRows($sql);
376 $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
377 queryResults($sql, $webvar{page}, $count);
378
379 } elsif ($category =~ /ipblock/) {
380
381 # Query is for a partial IP, a CIDR block in some form, or a flat IP.
382 print qq(<div class="heading">Searching for IP-based matches on '$query'</div><br>\n);
383
384 $query =~ s/\s+//g;
385 if ($query =~ /\//) {
386 # 192.168.179/26 should show all /26 subnets in 192.168.179
387 my ($net,$maskbits) = split /\//, $query;
388 if ($query =~ /^(\d{1,3}\.){3}\d{1,3}\/\d{2}$/) {
389 # /0->/9 are silly to worry about right now. I don't think
390 # we'll be getting a class A anytime soon. <g>
391 $sql = "select $cols from searchme where cidr='$query'";
392 queryResults($sql, $webvar{page}, 1);
393 } else {
394 #print "Finding all blocks with netmask /$maskbits, leading octet(s) $net<br>\n";
395 # Partial match; beginning of subnet and maskbits are provided
396 $sql = "select $cols from searchme where text(cidr) like '$net%' and ".
397 "text(cidr) like '%$maskbits'";
398 my $count = countRows($sql);
399 $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
400 queryResults($sql, $webvar{page}, $count);
401 }
402 } elsif ($query =~ /^(\d{1,3}\.){3}\d{1,3}$/) {
403 # Specific IP address match
404 #print "4-octet pattern found; finding netblock containing IP $query<br>\n";
405 my ($net,$ip) = ($query =~ /(\d{1,3}\.\d{1,3}\.\d{1,3}\.)(\d{1,3})/);
406 my $sfor = new NetAddr::IP $query;
407 $sth = $ip_dbh->prepare("select $cols from searchme where text(cidr) like '$net%'");
408 $sth->execute;
409 while (my @data = $sth->fetchrow_array()) {
410 my $cidr = new NetAddr::IP $data[0];
411 if ($cidr->contains($sfor)) {
412 queryResults("select $cols from searchme where cidr='$cidr'", $webvar{page}, 1);
413 }
414 }
415 } elsif ($query =~ /^(\d{1,3}\.){1,3}\d{1,3}\.?$/) {
416 #print "Finding matches with leading octet(s) $query<br>\n";
417 $sql = "select $cols from searchme where text(cidr) like '$query%'";
418 my $count = countRows($sql);
419 $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
420 queryResults($sql, $webvar{page}, $count);
421 } else {
422 # This shouldn't happen, but if it does, whoever gets it deserves what they get...
423 $page->param(errmsg => "Invalid query.");
424 }
425 } else {
426 # This shouldn't happen, but if it does, whoever gets it deserves what they get...
427 $page->param(errmsg => "Invalid searchfor.");
428 }
429} # viewBy
430
431
432# args are: a reference to an array with the row to be printed and the
433# class(stylesheet) to use for formatting.
434# if ommitting the class - call the sub as &printRow(\@array)
435sub printRow {
436 my ($rowRef,$class) = @_;
437
438 if (!$class) {
439 print "<tr>\n";
440 } else {
441 print "<tr class=\"$class\">\n";
442 }
443
444ELEMENT: foreach my $element (@$rowRef) {
445 if (!defined($element)) {
446 print "<td></td>\n";
447 next ELEMENT;
448 }
449 $element =~ s|\n|</br>|g;
450 print "<td>$element</td>\n";
451 }
452 print "</tr>";
453} # printRow
454
455
456# queryResults()
457# Display search queries based on the passed SQL.
458# Takes SQL, page number (for multipage search results), and a total count.
459sub queryResults {
460 my ($sql, $pageNo, $rowCount) = @_;
461 my $offset = 0;
462 $offset = $1 if($sql =~ m/.*limit\s+(.*),.*/);
463
464 my $sth = $ip_dbh->prepare($sql);
465 $sth->execute();
466
467 $page->param(searchtitle => "Showing all netblock and static-IP allocations");
468
469 my $count = 0;
470 my @sresults;
471 while (my ($block, $custid, $type, $city, $desc) = $sth->fetchrow_array) {
472 my %row = (
473 rowclass => $count++ % 2,
474 issub => ($type =~ /^.r$/ ? 1 : 0),
475 block => $block,
476 ispool => ($type =~ /^.[pd]$/ ? 1 : 0),
477 custid => $custid,
478 disptype => $disp_alloctypes{$type},
479 city => $city,
480 desc => $desc
481 );
482 push @sresults, \%row;
483 }
484 $page->param(sresults => \@sresults);
485
486 # Have to think on this call, it's primarily to clean up unfetched rows from a select.
487 # In this context it's probably a good idea.
488 $sth->finish();
489
490 my $upper = $offset+$count;
491
492 $page->param(resfound => $rowCount);
493 $page->param(resstart => $offset+1);
494 $page->param(resstop => $upper);
495
496 # print the page thing..
497 if ($RESULTS_PER_PAGE > 0 && $rowCount > $RESULTS_PER_PAGE) {
498 $page->param(multipage => 1);
499 my $pages = ceil($rowCount/$RESULTS_PER_PAGE);
500 my @pagelist;
501 for (my $i = 1; $i <= $pages; $i++) {
502 my %row;
503 $row{pgnum} = $i;
504 if ($i == $pageNo) {
505 $row{thispage} = 1;
506 } else {
507 $row{stype} = $webvar{stype};
508 if ($webvar{stype} eq 'c') {
509 $row{extraopts} = "cidr=$webvar{cidr}&custid=$webvar{custid}&desc=$webvar{desc}&".
510 "notes=$webvar{notes}&which=$webvar{which}&alltypes=$webvar{alltypes}&".
511 "allcities=$webvar{allcities}&";
512 foreach my $key (keys %webvar) {
513 if ($key =~ /^(?:type|city)\[/ || $key =~ /exclude$/) {
514 $row{extraopts} .= "$key=$webvar{$key}&";
515 }
516 }
517 } else {
518 $row{extraopts} = "input=$webvar{input}&";
519 }
520 }
521 push @pagelist, \%row;
522 }
523 $page->param(pgnums => \@pagelist);
524 }
525
526} # queryResults
527
528
529# Prints table headings. Accepts any number of arguments;
530# each argument is a table heading.
531sub startTable {
532 print qq(<center><table width="98%" cellspacing="0" class="center"><tr>);
533
534 foreach(@_) {
535 print qq(<td class="heading">$_</td>);
536 }
537 print "</tr>\n";
538} # startTable
539
540
541# Return count of rows to be returned in a "real" query
542# with the passed SQL statement
543sub countRows {
544 # Note that the "as foo" is required
545 my $sth = $ip_dbh->prepare("select count(*) from ($_[0]) as foo");
546 $sth->execute();
547 my @a = $sth->fetchrow_array();
548 $sth->finish();
549 return $a[0];
550}
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