source: trunk/cgi-bin/IPDB.pm@ 635

Last change on this file since 635 was 634, checked in by Kris Deugau, 10 years ago

/trunk

Commit 8/mumble for work done intermittently over the past ~year.
See #5, comment 25:

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File size: 58.8 KB
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1# ipdb/cgi-bin/IPDB.pm
2# Contains functions for IPDB - database access, subnet mangling, block allocation, etc
3###
4# SVN revision info
5# $Date: 2014-10-09 16:37:39 +0000 (Thu, 09 Oct 2014) $
6# SVN revision $Rev: 634 $
7# Last update by $Author: kdeugau $
8###
9# Copyright (C) 2004-2010 - Kris Deugau
10
11package IPDB;
12
13use strict;
14use warnings;
15use Exporter;
16use DBI;
17use Net::SMTP;
18use NetAddr::IP qw(:lower Compact );
19use Frontier::Client;
20use POSIX;
21use vars qw($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS);
22
23$VERSION = 2; ##VERSION##
24@ISA = qw(Exporter);
25@EXPORT_OK = qw(
26 %disp_alloctypes %list_alloctypes %def_custids @citylist @poplist
27 %IPDBacl %aclmsg $errstr
28 &initIPDBGlobals &connectDB &finish &checkDBSanity
29 &addMaster &touchMaster
30 &listSummary &listSubs &listFree &listPool
31 &getMasterList &getTypeList &getPoolSelect &findAllocateFrom
32 &ipParent &subParent &blockParent &getRoutedCity
33 &allocateBlock &updateBlock &deleteBlock &getBlockData &getBlockRDNS
34 &getNodeList &getNodeName &getNodeInfo
35 &mailNotify
36 );
37
38@EXPORT = (); # Export nothing by default.
39%EXPORT_TAGS = ( ALL => [qw(
40 %disp_alloctypes %list_alloctypes %def_custids @citylist @poplist
41 %IPDBacl %aclmsg $errstr
42 &initIPDBGlobals &connectDB &finish &checkDBSanity
43 &addMaster &touchMaster
44 &listSummary &listSubs &listFree &listPool
45 &getMasterList &getTypeList &getPoolSelect &findAllocateFrom
46 &ipParent &subParent &blockParent &getRoutedCity
47 &allocateBlock &updateBlock &deleteBlock &getBlockData &getBlockRDNS
48 &getNodeList &getNodeName &getNodeInfo
49 &mailNotify
50 )]
51 );
52
53##
54## Global variables
55##
56our %disp_alloctypes;
57our %list_alloctypes;
58our %def_custids;
59our @citylist;
60our @poplist;
61our %IPDBacl;
62
63# mapping table for functional-area => error message
64our %aclmsg = (
65 addmaster => 'add a master block',
66 addblock => 'add an allocation',
67 updateblock => 'update a block',
68 delblock => 'delete an allocation',
69 );
70
71# error reporting
72our $errstr = '';
73
74our $org_name = 'Example Corp';
75our $smtphost = 'smtp.example.com';
76our $domain = 'example.com';
77our $defcustid = '5554242';
78# mostly for rwhois
79##fixme: leave these blank by default?
80our $rwhoisDataPath = '/usr/local/rwhoisd/etc/rwhoisd'; # to match ./configure defaults from rwhoisd-1.5.9.6
81our $org_street = '123 4th Street';
82our $org_city = 'Anytown';
83our $org_prov_state = 'ON';
84our $org_pocode = 'H0H 0H0';
85our $org_country = 'CA';
86our $org_phone = '000-555-1234';
87our $org_techhandle = 'ISP-ARIN-HANDLE';
88our $org_email = 'noc@example.com';
89our $hostmaster = 'dns@example.com';
90
91our $syslog_facility = 'local2';
92
93our $rpc_url = '';
94our $revgroup = 1; # should probably be configurable somewhere
95our $rpccount = 0;
96
97##
98## Internal utility functions
99##
100
101## IPDB::_rpc
102# Make an RPC call for DNS changes
103sub _rpc {
104 return if !$rpc_url; # Just In Case
105 my $rpcsub = shift;
106 my %args = @_;
107
108 # Make an object to represent the XML-RPC server.
109 my $server = Frontier::Client->new(url => $rpc_url, debug => 0);
110 my $result;
111
112 my %rpcargs = (
113 rpcsystem => 'ipdb',
114 rpcuser => $args{user},
115 );
116
117 eval {
118 $result = $server->call("dnsdb.$rpcsub", %rpcargs, %args);
119 };
120 if ($@) {
121 $errstr = $@;
122 $errstr =~ s/Fault returned from XML RPC Server, fault code 4: error executing RPC `dnsdb.$rpcsub'\.\s//;
123 }
124 $rpccount++;
125
126 return $result if $result;
127} # end _rpc()
128
129
130# Let's initialize the globals.
131## IPDB::initIPDBGlobals()
132# Initialize all globals. Takes a database handle, returns a success or error code
133sub initIPDBGlobals {
134 my $dbh = $_[0];
135 my $sth;
136
137 # Initialize alloctypes hashes
138 $sth = $dbh->prepare("select type,listname,dispname,listorder,def_custid from alloctypes order by listorder");
139 $sth->execute;
140 while (my @data = $sth->fetchrow_array) {
141 $disp_alloctypes{$data[0]} = $data[2];
142 $def_custids{$data[0]} = $data[4];
143 if ($data[3] < 900) {
144 $list_alloctypes{$data[0]} = $data[1];
145 }
146 }
147
148 # City and POP listings
149 $sth = $dbh->prepare("select city,routing from cities order by city");
150 $sth->execute;
151 return (undef,$sth->errstr) if $sth->err;
152 while (my @data = $sth->fetchrow_array) {
153 push @citylist, $data[0];
154 if ($data[1] eq 'y') {
155 push @poplist, $data[0];
156 }
157 }
158
159 # Load ACL data. Specific username checks are done at a different level.
160 $sth = $dbh->prepare("select username,acl from users");
161 $sth->execute;
162 return (undef,$sth->errstr) if $sth->err;
163 while (my @data = $sth->fetchrow_array) {
164 $IPDBacl{$data[0]} = $data[1];
165 }
166
167##fixme: initialize HTML::Template env var for template path
168# something like $self->path().'/templates' ?
169# $ENV{HTML_TEMPLATE_ROOT} = 'foo/bar';
170
171 return (1,"OK");
172} # end initIPDBGlobals
173
174
175## IPDB::connectDB()
176# Creates connection to IPDB.
177# Requires the database name, username, and password.
178# Returns a handle to the db.
179# Set up for a PostgreSQL db; could be any transactional DBMS with the
180# right changes.
181sub connectDB {
182 my $dbname = shift;
183 my $user = shift;
184 my $pass = shift;
185 my $dbhost = shift;
186
187 my $dbh;
188 my $DSN = "DBI:Pg:".($dbhost ? "host=$dbhost;" : '')."dbname=$dbname";
189
190# Note that we want to autocommit by default, and we will turn it off locally as necessary.
191# We may not want to print gobbledygook errors; YMMV. Have to ponder that further.
192 $dbh = DBI->connect($DSN, $user, $pass, {
193 AutoCommit => 1,
194 PrintError => 0
195 })
196 or return (undef, $DBI::errstr) if(!$dbh);
197
198# Return here if we can't select. Note that this indicates a
199# problem executing the select.
200 my $sth = $dbh->prepare("select type from alloctypes");
201 $sth->execute();
202 return (undef,$DBI::errstr) if ($sth->err);
203
204# See if the select returned anything (or null data). This should
205# succeed if the select executed, but...
206 $sth->fetchrow();
207 return (undef,$DBI::errstr) if ($sth->err);
208
209# If we get here, we should be OK.
210 return ($dbh,"DB connection OK");
211} # end connectDB
212
213
214## IPDB::finish()
215# Cleans up after database handles and so on.
216# Requires a database handle
217sub finish {
218 my $dbh = $_[0];
219 $dbh->disconnect if $dbh;
220} # end finish
221
222
223## IPDB::checkDBSanity()
224# Quick check to see if the db is responding. A full integrity
225# check will have to be a separate tool to walk the IP allocation trees.
226sub checkDBSanity {
227 my ($dbh) = $_[0];
228
229 if (!$dbh) {
230 print "No database handle, or connection has been closed.";
231 return -1;
232 } else {
233 # it connects, try a stmt.
234 my $sth = $dbh->prepare("select type from alloctypes");
235 my $err = $sth->execute();
236
237 if ($sth->fetchrow()) {
238 # all is well.
239 return 1;
240 } else {
241 print "Connected to the database, but could not execute test statement. ".$sth->errstr();
242 return -1;
243 }
244 }
245 # Clean up after ourselves.
246# $dbh->disconnect;
247} # end checkDBSanity
248
249
250## IPDB::addMaster()
251# Does all the magic necessary to sucessfully add a master block
252# Requires database handle, block to add
253# Returns failure code and error message or success code and "message"
254sub addMaster {
255 my $dbh = shift;
256 # warning! during testing, this somehow generated a "Bad file descriptor" error. O_o
257 my $cidr = new NetAddr::IP shift;
258 my %args = @_;
259
260 $args{vrf} = '' if !$args{vrf};
261 $args{rdns} = '' if !$args{rdns};
262 $args{defloc} = '' if !$args{defloc};
263 $args{rwhois} = 'n' if !$args{rwhois}; # fail "safe", sort of.
264 $args{rwhois} = 'n' if $args{rwhois} ne 'n' and $args{rwhois} ne 'y';
265
266 my $mid;
267
268 # Allow transactions, and raise an exception on errors so we can catch it later.
269 # Use local to make sure these get "reset" properly on exiting this block
270 local $dbh->{AutoCommit} = 0;
271 local $dbh->{RaiseError} = 1;
272
273 # Wrap all the SQL in a transaction
274 eval {
275 # First check - does the master exist? Ignore VRFs until we can see a sane UI
276 my ($mcontained) = $dbh->selectrow_array("SELECT cidr FROM allocations WHERE cidr >>= ? AND type = 'mm'",
277 undef, ($cidr) );
278 die "Master block $mcontained already exists and entirely contains $cidr\n"
279 if $mcontained;
280
281 # Second check - does the new master contain an existing one or ones?
282 my ($mexist) = $dbh->selectrow_array("SELECT cidr FROM allocations WHERE cidr <<= ? AND type = 'mm'",
283 undef, ($cidr) );
284
285 if (!$mexist) {
286 # First case - master is brand-spanking-new.
287##fixme: rwhois should be globally-flagable somewhere, much like a number of other things
288## maybe a db table called "config"?
289 $dbh->do("INSERT INTO allocations (cidr,type,swip,vrf,rdns) VALUES (?,?,?,?,?)", undef,
290 ($cidr, 'mm', 'y', $args{vrf}, $args{rdns}) );
291 ($mid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
292
293# Unrouted blocks aren't associated with a city (yet). We don't rely on this
294# elsewhere though; legacy data may have traps and pitfalls in it to break this.
295# Thus the "routed" flag.
296 $dbh->do("INSERT INTO freeblocks (cidr,city,routed,parent_id,vrf,master_id) VALUES (?,?,?,?,?,?)", undef,
297 ($cidr, '<NULL>', 'm', $mid, $args{vrf}, $mid) );
298
299 # master should be its own master, so deletes directly at the master level work
300 $dbh->do("UPDATE allocations SET master_id = ? WHERE id = ?", undef, ($mid, $mid) );
301
302 # If we get here, everything is happy. Commit changes.
303 $dbh->commit;
304
305 } # done new master does not contain existing master(s)
306 else {
307
308 # collect the master(s) we're going to absorb, and snag the longest netmask while we're at it.
309 my $smallmask = $cidr->masklen;
310 my $sth = $dbh->prepare("SELECT cidr,id FROM allocations WHERE cidr <<= ? AND type='mm' AND parent_id=0");
311 $sth->execute($cidr);
312 my @cmasters;
313 my @oldmids;
314 while (my @data = $sth->fetchrow_array) {
315 my $master = new NetAddr::IP $data[0];
316 push @cmasters, $master;
317 push @oldmids, $data[1];
318 $smallmask = $master->masklen if $master->masklen > $smallmask;
319 }
320
321 # split the new master, and keep only those blocks not part of an existing master
322 my @blocklist;
323 foreach my $seg ($cidr->split($smallmask)) {
324 my $contained = 0;
325 foreach my $master (@cmasters) {
326 $contained = 1 if $master->contains($seg);
327 }
328 push @blocklist, $seg if !$contained;
329 }
330
331##fixme: master_id
332 # collect the unrouted free blocks within the new master
333 $sth = $dbh->prepare("SELECT cidr FROM freeblocks WHERE masklen(cidr) <= ? AND cidr <<= ? AND routed = 'm'");
334 $sth->execute($smallmask, $cidr);
335 while (my @data = $sth->fetchrow_array) {
336 my $freeblock = new NetAddr::IP $data[0];
337 push @blocklist, $freeblock;
338 }
339
340 # combine the set of free blocks we should have now.
341 @blocklist = Compact(@blocklist);
342
343 # master
344 $dbh->do("INSERT INTO allocations (cidr,type,swip,vrf,rdns) VALUES (?,?,?,?,?)", undef,
345 ($cidr, 'mm', 'y', $args{vrf}, $args{rdns}) );
346 ($mid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
347
348 # master should be its own master, so deletes directly at the master level work
349 $dbh->do("UPDATE allocations SET master_id = ? WHERE id = ?", undef, ($mid, $mid) );
350
351 # and now insert the new data. Make sure to delete old masters too.
352
353 # freeblocks
354 $sth = $dbh->prepare("DELETE FROM freeblocks WHERE cidr <<= ? AND parent_id IN (".join(',', @oldmids).")");
355 my $sth2 = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,parent_id,vrf,master_id)".
356 " VALUES (?,'<NULL>','m',?,?,?)");
357 foreach my $newblock (@blocklist) {
358 $sth->execute($newblock);
359 $sth2->execute($newblock, $mid, $args{vrf}, $mid);
360 }
361
362 # Update immediate allocations, and remove the old parents
363 $sth = $dbh->prepare("UPDATE allocations SET parent_id = ? WHERE parent_id = ?");
364 $sth2 = $dbh->prepare("DELETE FROM allocations WHERE id = ?");
365 foreach my $old (@oldmids) {
366 $sth->execute($mid, $old);
367 $sth2->execute($old);
368 }
369
370 # *whew* If we got here, we likely suceeded.
371 $dbh->commit;
372
373 } # new master contained existing master(s)
374 }; # end eval
375
376 if ($@) {
377 my $msg = $@;
378 eval { $dbh->rollback; };
379 return ('FAIL',$msg);
380 } else {
381
382 # Only attempt rDNS if the IPDB side succeeded
383 if ($rpc_url) {
384
385# Note *not* splitting reverse zones negates any benefit from caching the exported data.
386# IPv6 address space is far too large to split usefully, and in any case (also due to
387# the large address space) doesn't support the iterated template records v4 zones do
388# that causes the bulk of the slowdown that needs the cache anyway.
389
390 my @zonelist;
391# allow splitting reverse zones to be disabled, maybe, someday
392#if ($splitrevzones && !$cidr->{isv6}) {
393 if (1 && !$cidr->{isv6}) {
394 my $splitpoint = ($cidr->masklen <= 16 ? 16 : 24); # hack pthui
395 @zonelist = $cidr->split($splitpoint);
396 } else {
397 @zonelist = ($cidr);
398 }
399 my @fails;
400 ##fixme: remove hardcoding where possible
401 foreach my $subzone (@zonelist) {
402 my %rpcargs = (
403 rpcuser => $args{user},
404 revzone => "$subzone",
405 revpatt => $args{rdns},
406 defloc => $args{defloc},
407 group => $revgroup, # not sure how these two could sanely be exposed, tbh...
408 state => 1, # could make them globally configurable maybe
409 );
410 if ($rpc_url && !_rpc('addRDNS', %rpcargs)) {
411 push @fails, ("$subzone" => $errstr);
412 }
413 }
414 if (@fails) {
415 $errstr = "Warning(s) adding $cidr to reverse DNS:\n".join("\n", @fails);
416 return ('WARN',$mid);
417 }
418 }
419 return ('OK',$mid);
420 }
421} # end addMaster
422
423
424## IPDB::touchMaster()
425# Update last-changed timestamp on a master block.
426sub touchMaster {
427 my $dbh = shift;
428 my $master = shift;
429
430 local $dbh->{AutoCommit} = 0;
431 local $dbh->{RaiseError} = 1;
432
433 eval {
434 $dbh->do("UPDATE masterblocks SET mtime=now() WHERE cidr = ?", undef, ($master));
435 $dbh->commit;
436 };
437
438 if ($@) {
439 my $msg = $@;
440 eval { $dbh->rollback; };
441 return ('FAIL',$msg);
442 }
443 return ('OK','OK');
444} # end touchMaster()
445
446
447## IPDB::listSummary()
448# Get summary list of all master blocks
449# Returns an arrayref to a list of hashrefs containing the master block, routed count,
450# allocated count, free count, and largest free block masklength
451sub listSummary {
452 my $dbh = shift;
453
454 my $mlist = $dbh->selectall_arrayref("SELECT cidr AS master,id,vrf FROM allocations ".
455 "WHERE type='mm' ORDER BY cidr",
456 { Slice => {} });
457
458 foreach (@{$mlist}) {
459 my ($rcnt) = $dbh->selectrow_array("SELECT count(*) FROM allocations WHERE cidr <<= ? AND type='rm' AND master_id = ?",
460 undef, ($$_{master}, $$_{id}));
461 $$_{routed} = $rcnt;
462 my ($acnt) = $dbh->selectrow_array("SELECT count(*) FROM allocations WHERE cidr <<= ? ".
463 "AND NOT type='rm' AND NOT type='mm' AND master_id = ?",
464 undef, ($$_{master}, $$_{id}));
465 $$_{allocated} = $acnt;
466 my ($fcnt) = $dbh->selectrow_array("SELECT count(*) FROM freeblocks WHERE cidr <<= ? AND master_id = ?",
467 undef, ($$_{master}, $$_{id}));
468 $$_{free} = $fcnt;
469 my ($bigfree) = $dbh->selectrow_array("SELECT masklen(cidr) AS maskbits FROM freeblocks WHERE cidr <<= ?".
470 " AND master_id = ? ORDER BY masklen(cidr) LIMIT 1", undef, ($$_{master}, $$_{id}));
471##fixme: should find a way to do this without having to HTMLize the <>
472 $bigfree = "/$bigfree" if $bigfree;
473 $bigfree = '<NONE>' if !$bigfree;
474 $$_{bigfree} = $bigfree;
475 }
476 return $mlist;
477} # end listSummary()
478
479
480## IPDB::listSubs()
481# Get list of subnets within a specified CIDR block, on a specified VRF.
482# Returns an arrayref to a list of hashrefs containing the CIDR block, customer location or
483# city it's routed to, block type, SWIP status, and description
484sub listSubs {
485 my $dbh = shift;
486 my %args = @_;
487
488 # Just In Case
489 $args{vrf} = '' if !$args{vrf};
490
491 # Snag the allocations for this block
492 my $sth = $dbh->prepare("SELECT cidr,city,type,custid,swip,description,id,master_id".
493 " FROM allocations WHERE parent_id = ? ORDER BY cidr");
494 $sth->execute($args{parent});
495
496 # hack hack hack
497 # set up to flag swip=y records if they don't actually have supporting data in the customers table
498 my $custsth = $dbh->prepare("SELECT count(*) FROM customers WHERE custid = ?");
499
500 my @blocklist;
501 while (my ($cidr,$city,$type,$custid,$swip,$desc,$id) = $sth->fetchrow_array()) {
502 $custsth->execute($custid);
503 my ($ncust) = $custsth->fetchrow_array();
504 my %row = (
505 block => $cidr,
506 city => $city,
507 type => $disp_alloctypes{$type},
508 custid => $custid,
509 swip => ($swip eq 'y' ? 'Yes' : 'No'),
510 partswip => ($swip eq 'y' && $ncust == 0 ? 1 : 0),
511 desc => $desc,
512 hassubs => ($type eq 'rm' || $type =~ /.c/ ? 1 : 0),
513 id => $id,
514 );
515# $row{subblock} = ($type =~ /^.r$/); # hmf. wonder why these won't work in the hash declaration...
516 $row{listpool} = ($type =~ /^.[pd]$/);
517 push (@blocklist, \%row);
518 }
519 return \@blocklist;
520} # end listSubs()
521
522
523## IPDB::listMaster()
524# Get list of routed blocks in the requested master
525# Returns an arrayref to a list of hashrefs containing the routed block, POP/city the block is routed to,
526# allocated count, free count, and largest free block masklength
527sub listMaster {
528 my $dbh = shift;
529 my $master = shift;
530
531 my $rlist = $dbh->selectall_arrayref("SELECT cidr AS block,city FROM routed WHERE cidr <<= ? ORDER BY cidr",
532 { Slice => {} }, ($master) );
533
534 foreach (@{$rlist}) {
535 my ($acnt) = $dbh->selectrow_array("SELECT count(*) FROM allocations WHERE cidr <<= ?", undef, ($$_{block}));
536 $$_{nsubs} = $acnt;
537 my ($fcnt) = $dbh->selectrow_array("SELECT count(*) FROM freeblocks WHERE cidr <<= ?".
538 " AND (routed='y' OR routed='n')", undef, ($$_{block}));
539 $$_{nfree} = $fcnt;
540 my ($bigfree) = $dbh->selectrow_array("SELECT maskbits FROM freeblocks WHERE cidr <<= ?".
541 " AND (routed='y' OR routed='n') ORDER BY maskbits LIMIT 1", undef, ($$_{block}));
542##fixme: should find a way to do this without having to HTMLize the <>
543 $bigfree = "/$bigfree" if $bigfree;
544 $bigfree = '<NONE>' if !$bigfree;
545 $$_{lfree} = $bigfree;
546 }
547 return $rlist;
548} # end listMaster()
549
550
551## IPDB::listRBlock()
552# Gets a list of free blocks in the requested parent/master in both CIDR and range notation
553# Takes a parent/master and an optional flag to look at routed or unrouted blocks, depending
554# on whether the master is a direct master or a routed block
555# Returns an arrayref to a list of hashrefs containing the CIDR and range-notation blocks
556sub listRBlock {
557 my $dbh = shift;
558 my $routed = shift;
559
560 # Snag the allocations for this block
561 my $sth = $dbh->prepare("SELECT cidr,city,type,custid,swip,description".
562 " FROM allocations WHERE cidr <<= ? ORDER BY cidr");
563 $sth->execute($routed);
564
565 # hack hack hack
566 # set up to flag swip=y records if they don't actually have supporting data in the customers table
567 my $custsth = $dbh->prepare("SELECT count(*) FROM customers WHERE custid = ?");
568
569 my @blocklist;
570 while (my ($cidr,$city,$type,$custid,$swip,$desc) = $sth->fetchrow_array()) {
571 $custsth->execute($custid);
572 my ($ncust) = $custsth->fetchrow_array();
573 my %row = (
574 block => $cidr,
575 city => $city,
576 type => $disp_alloctypes{$type},
577 custid => $custid,
578 swip => ($swip eq 'y' ? 'Yes' : 'No'),
579 partswip => ($swip eq 'y' && $ncust == 0 ? 1 : 0),
580 desc => $desc
581 );
582 $row{subblock} = ($type =~ /^.r$/); # hmf. wonder why these won't work in the hash declaration...
583 $row{listpool} = ($type =~ /^.[pd]$/);
584 push (@blocklist, \%row);
585 }
586 return \@blocklist;
587} # end listRBlock()
588
589
590## IPDB::listFree()
591# Gets a list of free blocks in the requested parent/master and VRF instance in both CIDR and range notation
592# Takes a parent/master ID and an optional VRF specifier that defaults to empty.
593# Returns an arrayref to a list of hashrefs containing the CIDR and range-notation blocks
594# Returns some extra flags in the hashrefs for routed blocks, since those can have several subtypes
595sub listFree {
596 my $dbh = shift;
597
598 my %args = @_;
599 # Just In Case
600 $args{vrf} = '' if !$args{vrf};
601
602 my $sth = $dbh->prepare("SELECT cidr,id FROM freeblocks WHERE parent_id = ? ORDER BY cidr");
603# $sth->execute($args{parent}, $args{vrf});
604 $sth->execute($args{parent});
605 my @flist;
606 while (my ($cidr,$id) = $sth->fetchrow_array()) {
607 $cidr = new NetAddr::IP $cidr;
608 my %row = (
609 fblock => "$cidr",
610 frange => $cidr->range,
611 fbid => $id,
612 fbparent => $args{parent},
613 );
614 push @flist, \%row;
615 }
616 return \@flist;
617} # end listFree()
618
619
620## IPDB::listPool()
621#
622sub listPool {
623 my $dbh = shift;
624 my $pool = shift;
625
626 my $sth = $dbh->prepare("SELECT ip,custid,available,description,type,id".
627 " FROM poolips WHERE parent_id = ? ORDER BY ip");
628 $sth->execute($pool);
629 my @poolips;
630 while (my ($ip,$custid,$available,$desc,$type,$id) = $sth->fetchrow_array) {
631 my %row = (
632 ip => $ip,
633 custid => $custid,
634 available => $available,
635 desc => $desc,
636 delme => $available eq 'n',
637 parent => $pool,
638 id => $id,
639 );
640 push @poolips, \%row;
641 }
642 return \@poolips;
643} # end listPool()
644
645
646## IPDB::getMasterList()
647# Get a list of master blocks, optionally including last-modified timestamps
648# Takes an optional flag to indicate whether to include timestamps;
649# 'm' includes ctime, all others (suggest 'c') do not.
650# Returns an arrayref to a list of hashrefs
651sub getMasterList {
652 my $dbh = shift;
653 my $stampme = shift || 'm'; # optional but should be set by caller for clarity
654
655 my $mlist = $dbh->selectall_arrayref("SELECT id,vrf,cidr AS master".($stampme eq 'm' ? ',modifystamp AS mtime' : '').
656 " FROM allocations WHERE type='mm' ORDER BY cidr", { Slice => {} });
657 return $mlist;
658} # end getMasterList()
659
660
661## IPDB::getTypeList()
662# Get an alloctype/description pair list suitable for dropdowns
663# Takes a flag to determine which general groups of types are returned
664# Returns an reference to an array of hashrefs
665sub getTypeList {
666 my $dbh = shift;
667 my $tgroup = shift || 'a'; # technically optional, like this, but should
668 # really be specified in the call for clarity
669 my $tlist;
670 if ($tgroup eq 'n') {
671 # grouping 'p' - all netblock types. These include routed blocks, containers (_c)
672 # and contained (_r) types, dynamic-allocation ranges (_e), static IP pools (_d and _p),
673 # and the "miscellaneous" cn, in, and en types.
674 $tlist = $dbh->selectall_arrayref("SELECT type,listname FROM alloctypes WHERE listorder <= 500 ".
675 "AND type NOT LIKE '_i' ORDER BY listorder", { Slice => {} });
676 } elsif ($tgroup eq 'p') {
677 # grouping 'p' - primary allocation types. As with 'n' above but without the _r contained types.
678 $tlist = $dbh->selectall_arrayref("SELECT type,listname FROM alloctypes WHERE listorder <= 500 ".
679 "AND type NOT LIKE '_i' AND type NOT LIKE '_r' ORDER BY listorder", { Slice => {} });
680 } elsif ($tgroup eq 'c') {
681 # grouping 'c' - contained types. These include all static IPs and all _r types.
682 $tlist = $dbh->selectall_arrayref("SELECT type,listname FROM alloctypes WHERE listorder <= 500 ".
683 " AND (type LIKE '_i' OR type LIKE '_r') ORDER BY listorder", { Slice => {} });
684 } elsif ($tgroup eq 'i') {
685 # grouping 'i' - static IP types.
686 $tlist = $dbh->selectall_arrayref("SELECT type,listname FROM alloctypes WHERE listorder <= 500 ".
687 " AND type LIKE '_i' ORDER BY listorder", { Slice => {} });
688 } else {
689 # grouping 'a' - all standard allocation types. This includes everything
690 # but mm (present only as a formality). Make this the default.
691 $tlist = $dbh->selectall_arrayref("SELECT type,listname FROM alloctypes WHERE listorder <= 500 ".
692 " ORDER BY listorder", { Slice => {} });
693 }
694 return $tlist;
695}
696
697
698## IPDB::getPoolSelect()
699# Get a list of pools matching the passed city and type that have 1 or more free IPs
700# Returns an arrayref to a list of hashrefs
701sub getPoolSelect {
702 my $dbh = shift;
703 my $iptype = shift;
704 my $pcity = shift;
705
706 my ($ptype) = ($iptype =~ /^(.)i$/);
707 return if !$ptype;
708 $ptype .= '_';
709
710 my $plist = $dbh->selectall_arrayref(
711 "SELECT count(*) AS poolfree,p.pool AS poolblock, a.city AS poolcit, a.rdepth AS poolrdepth ".
712 "FROM poolips p ".
713 "JOIN allocations a ON p.pool=a.cidr ".
714 "WHERE p.available='y' AND a.city = ? AND p.type LIKE ? ".
715 "GROUP BY p.pool,a.city,a.rdepth",
716 { Slice => {} }, ($pcity, $ptype) );
717 return $plist;
718} # end getPoolSelect()
719
720
721## IPDB::findAllocateFrom()
722# Find free block to add a new allocation from. (CIDR block version of pool select above, more or less)
723# Takes
724# - mask length
725# - allocation type
726# - POP city "parent"
727# - optional master-block restriction
728# - optional flag to allow automatic pick-from-private-network-ranges
729# Returns a string with the first CIDR block matching the criteria, if any
730sub findAllocateFrom {
731 my $dbh = shift;
732 my $maskbits = shift;
733 my $type = shift;
734 my $city = shift;
735 my $pop = shift;
736 my %optargs = @_;
737
738 my $failmsg = "No suitable free block found\n";
739
740 my @vallist;
741 my $sql;
742
743 # Free pool IPs should be easy.
744 if ($type =~ /^.i$/) {
745 # User may get an IP from the wrong VRF. User should not be using admin tools to allocate static IPs.
746 $sql = "SELECT id, ip, parent_id FROM poolips WHERE ip = ?";
747 @vallist = ($optargs{gimme});
748 } else {
749
750## Set up the SQL to find out what freeblock we can (probably) use for an allocation.
751## Very large systems will require development of a reserve system (possibly an extension
752## of the reserve-for-expansion concept in https://secure.deepnet.cx/trac/ipdb/ticket/24?)
753## Also populate a value list for the DBI call.
754
755 @vallist = ($maskbits);
756 $sql = "SELECT id,cidr,parent_id FROM freeblocks WHERE masklen(cidr) <= ?";
757
758# cases, strict rules
759# .c -> container type
760# requires a routing container, fbtype r
761# .d -> DHCP/"normal-routing" static pool
762# requires a routing container, fbtype r
763# .e -> Dynamic-assignment connectivity
764# requires a routing container, fbtype r
765# .i -> error, can't allocate static IPs this way?
766# mm -> error, master block
767# rm -> routed block
768# requires master block, fbtype m
769# .n -> Miscellaneous usage
770# requires a routing container, fbtype r
771# .p -> PPP(oE) static pool
772# requires a routing container, fbtype r
773# .r -> contained type
774# requires a matching container, fbtype $1
775##fixme: strict-or-not flag
776
777##fixme: config or UI flag for "Strict" mode
778# if ($strictmode) {
779if (0) {
780 if ($type =~ /^(.)r$/) {
781 push @vallist, $1;
782 $sql .= " AND routed = ?";
783 } elsif ($type eq 'rm') {
784 $sql .= " AND routed = 'm'";
785 } else {
786 $sql .= " AND routed = 'r'";
787 }
788}
789
790 # for PPP(oE) and container types, the POP city is the one attached to the pool.
791 # individual allocations get listed with the customer city site.
792 ##fixme: chain cities to align roughly with a full layer-2 node graph
793 $city = $pop if $type !~ /^.[pc]$/;
794 if ($type ne 'rm' && $city) {
795 $sql .= " AND city = ?";
796 push @vallist, $city;
797 }
798 # Allow specifying an arbitrary full block, instead of a master
799 if ($optargs{gimme}) {
800 $sql .= " AND cidr >>= ?";
801 push @vallist, $optargs{gimme};
802 }
803 # if a specific master was requested, allow the requestor to self->shoot(foot)
804 if ($optargs{master} && $optargs{master} ne '-') {
805 $sql .= " AND master_id = ?";
806# if $optargs{master} ne '-';
807 push @vallist, $optargs{master};
808 } else {
809 # if a specific master was NOT requested, filter out the RFC 1918 private networks
810 if (!$optargs{allowpriv}) {
811 $sql .= " AND NOT (cidr <<= '192.168.0.0/16' OR cidr <<= '10.0.0.0/8' OR cidr <<= '172.16.0.0/12')";
812 }
813 }
814 # Sorting and limiting, since we don't (currently) care to provide a selection of
815 # blocks to carve up. This preserves something resembling optimal usage of the IP
816 # space by forcing contiguous allocations and free blocks as much as possible.
817 $sql .= " ORDER BY masklen(cidr) DESC,cidr LIMIT 1";
818 } # done setting up SQL for free CIDR block
819
820 my ($fbid,$fbfound,$fbparent) = $dbh->selectrow_array($sql, undef, @vallist);
821 return $fbid,$fbfound,$fbparent;
822} # end findAllocateFrom()
823
824
825## IPDB::ipParent()
826# Get an IP's parent pool's details
827# Takes a database handle and IP
828# Returns a hashref to the parent pool block, if any
829sub ipParent {
830 my $dbh = shift;
831 my $block = shift;
832
833 my $pinfo = $dbh->selectrow_hashref("SELECT cidr,custid,type,city,description FROM allocations".
834 " WHERE cidr >>= ? AND (type LIKE '_p' OR type LIKE '_d')", undef, ($block) );
835 return $pinfo;
836} # end ipParent()
837
838
839## IPDB::subParent()
840# Get a block's parent's details
841# Takes a database handle and CIDR block
842# Returns a hashref to the parent container block, if any
843sub subParent {
844 my $dbh = shift;
845 my $block = shift;
846
847 my $pinfo = $dbh->selectrow_hashref("SELECT cidr,custid,type,city,description FROM allocations".
848 " WHERE cidr >>= ?", undef, ($block) );
849 return $pinfo;
850} # end subParent()
851
852
853## IPDB::blockParent()
854# Get a block's parent's details
855# Takes a database handle and CIDR block
856# Returns a hashref to the parent container block, if any
857sub blockParent {
858 my $dbh = shift;
859 my $block = shift;
860
861 my $pinfo = $dbh->selectrow_hashref("SELECT cidr,city FROM routed".
862 " WHERE cidr >>= ?", undef, ($block) );
863 return $pinfo;
864} # end blockParent()
865
866
867## IPDB::getRoutedCity()
868# Get the city for a routed block.
869sub getRoutedCity {
870 my $dbh = shift;
871 my $block = shift;
872
873 my ($rcity) = $dbh->selectrow_array("SELECT city FROM routed WHERE cidr = ?", undef, ($block) );
874 return $rcity;
875} # end getRoutedCity()
876
877
878## IPDB::allocateBlock()
879# Does all of the magic of actually allocating a netblock
880# Requires a database handle, and a hash containing the block to allocate, routing depth, custid,
881# type, city, block to allocate from, and optionally a description, notes, circuit ID,
882# and private data
883# Returns a success code and optional error message.
884sub allocateBlock {
885 my $dbh = shift;
886
887 my %args = @_;
888
889 $args{cidr} = new NetAddr::IP $args{cidr};
890
891 $args{desc} = '' if !$args{desc};
892 $args{notes} = '' if !$args{notes};
893 $args{circid} = '' if !$args{circid};
894 $args{privdata} = '' if !$args{privdata};
895 $args{vrf} = '' if !$args{vrf};
896 $args{rdns} = '' if !$args{rdns};
897
898 my $sth;
899
900 # Snag the "type" of the freeblock and its CIDR
901 my ($alloc_from_type, $alloc_from, $fbparent, $fcity, $fbmaster) =
902 $dbh->selectrow_array("SELECT routed,cidr,parent_id,city,master_id FROM freeblocks WHERE id = ?",
903 undef, $args{fbid});
904 $alloc_from = new NetAddr::IP $alloc_from;
905
906 # To contain the error message, if any.
907 my $msg = "Unknown error allocating $args{cidr} as '$disp_alloctypes{$args{type}}'";
908
909 # Enable transactions and error handling
910 local $dbh->{AutoCommit} = 0; # These need to be local so we don't
911 local $dbh->{RaiseError} = 1; # step on our toes by accident.
912
913 if ($args{type} =~ /^.i$/) {
914 $msg = "Unable to assign static IP $args{cidr} to $args{custid}";
915 eval {
916 if ($args{cidr}) { # IP specified
917 my ($isavail) = $dbh->selectrow_array("SELECT available FROM poolips WHERE ip=?", undef, ($args{cidr}) );
918 die "IP is not in an IP pool.\n"
919 if !$isavail;
920 die "IP already allocated. Deallocate and reallocate, or update the entry\n"
921 if $isavail eq 'n';
922 } else { # IP not specified, take first available
923 ($args{cidr}) = $dbh->selectrow_array("SELECT ip FROM poolips WHERE pool=? AND available='y' ORDER BY ip",
924 undef, ($args{alloc_from}) );
925 }
926 $dbh->do("UPDATE poolips SET custid = ?, city = ?,available='n', description = ?, notes = ?, ".
927 "circuitid = ?, privdata = ?, vrf = ?, rdns = ? ".
928 "WHERE ip = ? AND parent_id = ?", undef,
929 ($args{custid}, $args{city}, $args{desc}, $args{notes},
930 $args{circid}, $args{privdata}, $args{vrf}, $args{rdns},
931 $args{cidr}, $args{parent}) );
932
933# node hack
934 if ($args{nodeid} && $args{nodeid} ne '') {
935 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($args{cidr}, $args{nodeid}) );
936 }
937# end node hack
938
939 $dbh->commit;
940 };
941 if ($@) {
942 $msg .= ": $@";
943 eval { $dbh->rollback; };
944 return ('FAIL', $msg);
945 } else {
946 _rpc('addOrUpdateRevRec', cidr => "$args{cidr}", name => $args{rdns}, rpcuser => $args{user});
947 return ('OK', $args{cidr});
948 }
949
950 } else { # end IP-from-pool allocation
951
952 if ($args{cidr} == $alloc_from) {
953 # Easiest case- insert in one table, delete in the other, and go home. More or less.
954 # insert into allocations values (cidr,custid,type,city,desc) and
955 # delete from freeblocks where cidr='cidr'
956 # For data safety on non-transaction DBs, we delete first.
957
958 eval {
959 $msg = "Unable to allocate $args{cidr} as '$disp_alloctypes{$args{type}}'";
960
961 # Insert the allocations entry
962 $dbh->do("INSERT INTO allocations ".
963 "(cidr,parent_id,master_id,vrf,custid,type,city,description,notes,circuitid,privdata,rdns)".
964 " VALUES (?,?,?,?,?,?,?,?,?,?,?,?)", undef,
965 ($args{cidr}, $fbparent, $fbmaster, $args{vrf}, $args{custid}, $args{type}, $args{city},
966 $args{desc}, $args{notes}, $args{circid}, $args{privdata}, $args{rdns}) );
967 my ($bid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
968
969 # Munge freeblocks
970 if ($args{type} =~ /^(.)[mc]$/) {
971 # special case - block is a routed or container/"reserve" block
972 my $rtype = $1;
973 $dbh->do("UPDATE freeblocks SET routed = ?,city = ?,parent_id = ? WHERE id = ?",
974 undef, ($rtype, $args{city}, $bid, $args{fbid}) );
975 } else {
976 # "normal" case
977 $dbh->do("DELETE FROM freeblocks WHERE id = ?", undef, ($args{fbid}) );
978 }
979
980 # And initialize the pool, if necessary
981 # PPPoE pools (currently dialup, DSL, and WiFi) get all IPs made available
982 # "DHCP" or "real-subnet" pools have the net, gw, and bcast IPs removed.
983 if ($args{type} =~ /^.p$/) {
984 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
985 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "all", $bid);
986 die $rmsg if $code eq 'FAIL';
987 } elsif ($args{type} =~ /^.d$/) {
988 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
989 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "normal", $bid);
990 die $rmsg if $code eq 'FAIL';
991 }
992
993# node hack
994 if ($args{nodeid} && $args{nodeid} ne '') {
995 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($args{cidr}, $args{nodeid}) );
996 }
997# end node hack
998
999 $dbh->commit;
1000 }; # end of eval
1001 if ($@) {
1002 $msg .= ": ".$@;
1003 eval { $dbh->rollback; };
1004 return ('FAIL',$msg);
1005 }
1006
1007 } else { # cidr != alloc_from
1008
1009 # Hard case. Allocation is smaller than free block.
1010
1011 # make sure new allocation is in fact within freeblock. *sigh*
1012 return ('FAIL',"Requested allocation $args{cidr} is not within $alloc_from")
1013 if !$alloc_from->contains($args{cidr});
1014 my $wantmaskbits = $args{cidr}->masklen;
1015 my $maskbits = $alloc_from->masklen;
1016
1017 my @newfreeblocks; # Holds free blocks generated from splitting the source freeblock.
1018
1019 # This determines which blocks will be left "free" after allocation. We take the
1020 # block we're allocating from, and split it in half. We see which half the wanted
1021 # block is in, and repeat until the wanted block is equal to one of the halves.
1022 my $i=0;
1023 my $tmp_from = $alloc_from; # So we don't munge $args{alloc_from}
1024 while ($maskbits++ < $wantmaskbits) {
1025 my @subblocks = $tmp_from->split($maskbits);
1026 $newfreeblocks[$i++] = (($args{cidr}->within($subblocks[0])) ? $subblocks[1] : $subblocks[0]);
1027 $tmp_from = ( ($args{cidr}->within($subblocks[0])) ? $subblocks[0] : $subblocks[1] );
1028 } # while
1029
1030 # Begin SQL transaction block
1031 eval {
1032 $msg = "Unable to allocate $args{cidr} as '$disp_alloctypes{$args{type}}'";
1033
1034 # Delete old freeblocks entry
1035 $dbh->do("DELETE FROM freeblocks WHERE id = ?", undef, ($args{fbid}) );
1036
1037 # Insert new list of smaller free blocks left over
1038 $sth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,vrf,parent_id,master_id) VALUES (?,?,?,?,?,?)");
1039 foreach my $block (@newfreeblocks) {
1040 $sth->execute($block, $fcity, $alloc_from_type, $args{vrf}, $fbparent, $fbmaster);
1041 }
1042
1043 # Insert the allocations entry
1044 $dbh->do("INSERT INTO allocations ".
1045 "(cidr,parent_id,master_id,vrf,custid,type,city,description,notes,circuitid,privdata,rdns)".
1046 " VALUES (?,?,?,?,?,?,?,?,?,?,?,?)", undef,
1047 ($args{cidr}, $fbparent, $fbmaster, $args{vrf}, $args{custid}, $args{type}, $args{city},
1048 $args{desc}, $args{notes}, $args{circid}, $args{privdata}, $args{rdns}) );
1049 my ($bid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
1050
1051 # For routed/container types, add a freeblock within the allocated block so we can subdivide it further
1052 if ($args{type} =~ /(.)[mc]/) { # rm and .c types - containers
1053 my $rtype = $1;
1054 $sth->execute($args{cidr}, $args{city}, $rtype, $args{vrf}, $bid, $fbmaster);
1055 }
1056
1057 # And initialize the pool, if necessary
1058 # PPPoE pools (currently dialup, DSL, and WiFi) get all IPs made available
1059 # "DHCP" or "real-subnet" pools have the net, gw, and bcast IPs removed.
1060 if ($args{type} =~ /^.p$/) {
1061 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
1062 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "all", $bid);
1063 die $rmsg if $code eq 'FAIL';
1064 } elsif ($args{type} =~ /^.d$/) {
1065 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
1066 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "normal", $bid);
1067 die $rmsg if $code eq 'FAIL';
1068 }
1069
1070# node hack
1071 if ($args{nodeid} && $args{nodeid} ne '') {
1072 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($args{cidr}, $args{nodeid}) );
1073 }
1074# end node hack
1075
1076 $dbh->commit;
1077 }; # end eval
1078 if ($@) {
1079 $msg .= ": ".$@;
1080 eval { $dbh->rollback; };
1081 return ('FAIL',$msg);
1082 }
1083
1084 } # end fullcidr != alloc_from
1085
1086 # now we do the DNS dance for netblocks, if we have an RPC server to do it with and a pattern to use.
1087 _rpc('addOrUpdateRevRec', cidr => "$args{cidr}", name => $args{rdns}, rpcuser => $args{user})
1088 if $args{rdns};
1089
1090 return ('OK', 'OK');
1091
1092 } # end static-IP vs netblock allocation
1093
1094} # end allocateBlock()
1095
1096
1097## IPDB::initPool()
1098# Initializes a pool
1099# Requires a database handle, the pool CIDR, type, city, and a parameter
1100# indicating whether the pool should allow allocation of literally every
1101# IP, or if it should reserve network/gateway/broadcast IPs
1102# Note that this is NOT done in a transaction, that's why it's a private
1103# function and should ONLY EVER get called from allocateBlock()
1104sub initPool {
1105 my ($dbh,undef,$type,$city,$class,$parent) = @_;
1106 my $pool = new NetAddr::IP $_[1];
1107
1108 # IPv6 does not lend itself to IP pools as supported
1109 return ('FAIL',"Refusing to create IPv6 static IP pool") if $pool->{isv6};
1110 # IPv4 pools don't make much sense beyond even /24. Allow up to 4096-host footshooting anyway.
1111 # NetAddr::IP won't allow more than a /16 (65k hosts).
1112 return ('FAIL',"Refusing to create oversized static IP pool") if $pool->masklen <= 20;
1113
1114 my ($pcustid) = $dbh->selectrow_array("SELECT def_custid FROM alloctypes WHERE type=?", undef, ($type) );
1115 $type =~ s/[pd]$/i/;
1116 my $sth;
1117 my $msg;
1118
1119 # Trap errors so we can pass them back to the caller. Even if the
1120 # caller is only ever supposed to be local, and therefore already
1121 # trapping errors. >:(
1122 local $dbh->{AutoCommit} = 0; # These need to be local so we don't
1123 local $dbh->{RaiseError} = 1; # step on our toes by accident.
1124
1125 eval {
1126 # have to insert all pool IPs into poolips table as "unallocated".
1127 $sth = $dbh->prepare("INSERT INTO poolips (ip,custid,city,type,parent_id) VALUES (?,?,?,?,?)");
1128 my @poolip_list = $pool->hostenum;
1129 if ($class eq 'all') { # (DSL-ish block - *all* IPs available
1130 if ($pool->addr !~ /\.0$/) { # .0 causes weirdness.
1131 $sth->execute($pool->addr, $pcustid, $city, $type, $parent);
1132 }
1133 for (my $i=0; $i<=$#poolip_list; $i++) {
1134 $sth->execute($poolip_list[$i]->addr, $pcustid, $city, $type, $parent);
1135 }
1136 $pool--;
1137 if ($pool->addr !~ /\.255$/) { # .255 can cause weirdness.
1138 $sth->execute($pool->addr, $pcustid, $city, $type, $parent);
1139 }
1140 } else { # (real netblock)
1141 for (my $i=1; $i<=$#poolip_list; $i++) {
1142 $sth->execute($poolip_list[$i]->addr, $pcustid, $city, $type, $parent);
1143 }
1144 }
1145# don't commit here! the caller may not be done.
1146# $dbh->commit;
1147 };
1148 if ($@) {
1149 $msg = $@;
1150# Don't roll back! It's up to the caller to handle this.
1151# eval { $dbh->rollback; };
1152 return ('FAIL',$msg);
1153 } else {
1154 return ('OK',"OK");
1155 }
1156} # end initPool()
1157
1158
1159## IPDB::updateBlock()
1160# Update an allocation
1161# Takes all allocation fields in a hash
1162sub updateBlock {
1163 my $dbh = shift;
1164 my %args = @_;
1165
1166 return ('FAIL', 'Missing block to update') if !$args{block};
1167
1168 # Spaces don't show up well in lots of places. Make sure they don't get into the DB.
1169 $args{custid} =~ s/^\s+//;
1170 $args{custid} =~ s/\s+$//;
1171
1172 # do it all in a transaction
1173 local $dbh->{AutoCommit} = 0;
1174 local $dbh->{RaiseError} = 1;
1175
1176 my @fieldlist;
1177 my @vallist;
1178 foreach ('custid', 'city', 'description', 'notes', 'circuitid', 'privdata', 'rdns') {
1179 if ($args{$_}) {
1180 push @fieldlist, $_;
1181 push @vallist, $args{$_};
1182 }
1183 }
1184
1185 my $binfo;
1186 my $updtable = 'allocations';
1187 my $keyfield = 'id';
1188 if ($args{type} =~ /^(.)i$/) {
1189 $updtable = 'poolips';
1190 $binfo = getBlockData($dbh, $args{block}, 'i');
1191 } else {
1192## fixme: there's got to be a better way...
1193 $binfo = getBlockData($dbh, $args{block});
1194 if ($args{swip}) {
1195 if ($args{swip} eq 'on' || $args{swip} eq '1' || $args{swip} eq 'y') {
1196 $args{swip} = 'y';
1197 } else {
1198 $args{swip} = 'n';
1199 }
1200 }
1201 foreach ('type', 'swip') {
1202 if ($args{$_}) {
1203 push @fieldlist, $_;
1204 push @vallist, $args{$_};
1205 }
1206 }
1207 }
1208
1209 return ('FAIL', 'No fields to update') if !@fieldlist;
1210
1211 push @vallist, $args{block};
1212 my $sql = "UPDATE $updtable SET ";
1213 $sql .= join " = ?, ", @fieldlist;
1214 $sql .= " = ? WHERE $keyfield = ?";
1215
1216 eval {
1217 # do the update
1218 $dbh->do($sql, undef, @vallist);
1219
1220 if ($args{node}) {
1221 # done with delete/insert so we don't have to worry about funkyness updating a node ref that isn't there
1222 $dbh->do("DELETE FROM noderef WHERE block = ?", undef, ($binfo->{block}) );
1223 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($binfo->{block}, $args{node}) )
1224 if $args{node} ne '--';
1225 }
1226
1227 $dbh->commit;
1228 };
1229 if ($@) {
1230 my $msg = $@;
1231 $dbh->rollback;
1232 return ('FAIL', $msg);
1233 }
1234
1235 $binfo->{block} =~ s|/32$||;
1236 _rpc('addOrUpdateRevRec', cidr => $binfo->{block}, name => $args{rdns}, rpcuser => $args{user});
1237 return ('OK','OK');
1238} # end updateBlock()
1239
1240
1241## IPDB::deleteBlock()
1242# Removes an allocation from the database, including deleting IPs
1243# from poolips and recombining entries in freeblocks if possible
1244# Also handles "deleting" a static IP allocation, and removal of a master
1245# Requires a database handle, the block to delete, the routing depth (if applicable),
1246# the VRF ID, and a flag to indicate whether to delete associated forward DNS entries
1247# as well as the reverse entry
1248sub deleteBlock {
1249 my ($dbh,undef,$rdepth,$vrf,$delfwd,$user) = @_;
1250 my $cidr = new NetAddr::IP $_[1];
1251
1252# For possible auto-VRF-ignoring (since public IPs shouldn't usually be present in more than one VRF)
1253# is_rfc1918 requires NetAddr::IP >= 4.059
1254# rather than doing this over and over and over.....
1255 my $tmpnum = $cidr->numeric;
1256# 192.168.0.0/16 -> 192.168.255.255 => 3232235520 -> 3232301055
1257# 172.16.0.0/12 -> 172.31.255.255 => 2886729728 -> 2887778303
1258# 10.0.0.0/8 -> 10.255.255.255 => 167772160 -> 184549375
1259 my $isprivnet = (3232235520 <= $tmpnum && $tmpnum <= 3232301055) ||
1260 (2886729728 <= $tmpnum && $tmpnum <= 2887778303) ||
1261 (167772160 <= $tmpnum && $tmpnum <= 184549375);
1262
1263 my $sth;
1264
1265 # Magic variables used for odd allocation cases.
1266 my $container;
1267 my $con_type;
1268
1269 # Collect info about the block we're going to delete
1270 my $binfo = getBlockData($dbh, $cidr, $rdepth, $vrf);
1271
1272 # temporarily forced null, until a sane UI for VRF tracking can be found.
1273 $vrf = '';# if !$vrf; # as with SQL, the null value is not equal to ''. *sigh*
1274
1275 # To contain the error message, if any.
1276 my $msg = "Unknown error deallocating $binfo->{type} $cidr";
1277 my $goback; # to put the parent in so we can link back where the deallocate started
1278
1279 # Enable transactions and exception-on-errors... but only for this sub
1280 local $dbh->{AutoCommit} = 0;
1281 local $dbh->{RaiseError} = 1;
1282
1283 # First case. The "block" is a static IP
1284 # Note that we still need some additional code in the odd case
1285 # of a netblock-aligned contiguous group of static IPs
1286 if ($binfo->{type} =~ /^.i$/) {
1287
1288 eval {
1289 $msg = "Unable to deallocate $disp_alloctypes{$binfo->{type}} $cidr";
1290 my ($pool,$pcust,$pvrf) = $dbh->selectrow_array("SELECT pool,custid,vrf FROM poolips WHERE ip=?", undef, ($cidr) );
1291##fixme: VRF and rdepth
1292 $dbh->do("UPDATE poolips SET custid=?,available='y',".
1293 "city=(SELECT city FROM allocations WHERE cidr=?),".
1294 "description='',notes='',circuitid='',vrf=? WHERE ip=?", undef, ($pcust, $pool, $pvrf, $cidr) );
1295 $goback = $pool;
1296 $dbh->commit;
1297 };
1298 if ($@) {
1299 $msg .= ": $@";
1300 eval { $dbh->rollback; };
1301 return ('FAIL',$msg);
1302 } else {
1303##fixme: RPC return code?
1304 _rpc('delByCIDR', cidr => "$cidr", user => $user, delforward => $delfwd);
1305 return ('OK',"OK");
1306 }
1307
1308 } elsif ($binfo->{type} eq 'mm') { # end alloctype =~ /.i/
1309
1310##fixme: VRF limit
1311 $msg = "Unable to delete master block $cidr";
1312 eval {
1313 $dbh->do("DELETE FROM masterblocks WHERE cidr = ?", undef, ($cidr) );
1314 $dbh->do("DELETE FROM allocations WHERE cidr <<= ?", undef, ($cidr) );
1315 $dbh->do("DELETE FROM freeblocks WHERE cidr <<= ?", undef, ($cidr) );
1316 $dbh->commit;
1317 };
1318 if ($@) {
1319 $msg .= ": $@";
1320 eval { $dbh->rollback; };
1321 return ('FAIL', $msg);
1322 }
1323
1324 # Have to handle potentially split reverse zones. Assume they *are* split,
1325 # since if we added them here, they would have been added split.
1326# allow splitting reverse zones to be disabled, maybe, someday
1327#if ($splitrevzones && !$cidr->{isv6}) {
1328 my @zonelist;
1329 if (1 && !$cidr->{isv6}) {
1330 my $splitpoint = ($cidr->masklen <= 16 ? 16 : 24); # hack pthui
1331 @zonelist = $cidr->split($splitpoint);
1332 } else {
1333 @zonelist = ($cidr);
1334 }
1335 my @fails;
1336 foreach my $subzone (@zonelist) {
1337 if ($rpc_url && !_rpc('delZone', zone => "$subzone", revrec => 'y', user => $user, delforward => $delfwd) ) {
1338 push @fails, ("$subzone" => $errstr);
1339 }
1340 }
1341 if (@fails) {
1342 return ('WARN',"Warning(s) deleting $cidr from reverse DNS:\n".join("\n", @fails));
1343 }
1344 return ('OK','OK');
1345
1346 } else { # end alloctype master block case
1347
1348 ## This is a big block; but it HAS to be done in a chunk. Any removal
1349 ## of a netblock allocation may result in a larger chunk of free
1350 ## contiguous IP space - which may in turn be combined into a single
1351 ## netblock rather than a number of smaller netblocks.
1352
1353 my $retcode = 'OK';
1354 my ($ptype,$pcity,$ppatt);
1355
1356 eval {
1357
1358##fixme: add recursive flag to allow "YES DAMMIT DELETE ALL EVARYTHING!!1!!" without
1359# explicitly deleting any suballocations of the block to be deleted.
1360
1361 # find the current parent of the block we're deleting
1362 my ($parent) = $dbh->selectrow_array("SELECT parent FROM allocations WHERE cidr=? AND rdepth=?",
1363 undef, ($cidr, $rdepth) );
1364
1365 # Delete the block
1366 $dbh->do("DELETE FROM allocations WHERE cidr=? AND rdepth=?", undef, ($cidr, $rdepth) );
1367
1368##fixme: we could maybe eliminate a special case if we put masterblocks in the allocations table...?
1369 if ($rdepth == 1) {
1370 # parent is a master block.
1371 $ptype = 'mm';
1372 $pcity = '<NULL>';
1373 $ppatt = $dbh->selectrow_array("SELECT rdns FROM masterblocks WHERE cidr=?", undef, ($parent) );
1374 } else {
1375 # get that parent's details
1376 ($ptype,$pcity,$ppatt) = $dbh->selectrow_array("SELECT type,city,rdns FROM allocations ".
1377 "WHERE cidr=? AND rdepth=?", undef, ($parent, $rdepth-1) );
1378 }
1379
1380 # munge the parent type a little
1381 $ptype = (split //, $ptype)[0];
1382
1383##fixme: you can't... CAN NOT.... assign the same public IP to multiple things.
1384# 'Net don't work like that, homey. Restrict VRF-uniqueness to private IPs?
1385# -> $isprivnet flag from start of sub
1386
1387 my $fbrdepth = $rdepth;
1388
1389 # check to see if any container allocations could be the "true" parent
1390 my ($tparent,$trdepth,$trtype,$tcity) = $dbh->selectrow_array("SELECT cidr,rdepth,type,city FROM allocations ".
1391 "WHERE (type='rm' OR type LIKE '_c') AND cidr >> ? ".
1392 "ORDER BY masklen(cidr) DESC", undef, ($cidr) );
1393
1394 my $fparent;
1395 if ($tparent && $tparent ne $parent) {
1396 # found an alternate parent; reset some parent-info bits
1397 $parent = $tparent;
1398 $ptype = (split //, $trtype)[0];
1399 $pcity = $tcity;
1400 ##fixme: hmm. collect $rdepth into $goback here before vanishing?
1401 $retcode = 'WARNMERGE'; # may be redundant
1402 $goback = $tparent;
1403 # munge freeblock rdepth and parent to match true parent
1404 $dbh->do("UPDATE freeblocks SET rdepth = ?, parent = ?, routed = ? WHERE cidr <<= ? AND rdepth = ?", undef,
1405 ($trdepth+1, $parent, $ptype, $cidr, $rdepth) );
1406 $rdepth = $trdepth;
1407 $fbrdepth = $trdepth+1;
1408 }
1409
1410 $parent = new NetAddr::IP $parent;
1411 $goback = "$parent,$fbrdepth"; # breadcrumb in case of live-parent-is-not-true-parent
1412
1413 # Special case - delete pool IPs
1414 if ($binfo->{type} =~ /^.[pd]$/) {
1415 # We have to delete the IPs from the pool listing.
1416##fixme: rdepth? vrf?
1417 $dbh->do("DELETE FROM poolips WHERE pool = ?", undef, ($cidr) );
1418 }
1419
1420 # Find out if the block we're deallocating is within a DSL pool (legacy goo)
1421 my ($pool,$poolcity,$pooltype,$pooldepth) = $dbh->selectrow_array(
1422 "SELECT cidr,city,type,rdepth FROM allocations WHERE type LIKE '_p' AND cidr >>= ?",
1423 undef, ($cidr) );
1424
1425 # If so, return the block's IPs to the pool, instead of to freeblocks
1426## NB: not possible to currently cause this even via admin tools, only legacy data.
1427 if ($pool) {
1428 ## Deallocate legacy blocks stashed in the middle of a static IP pool
1429 ## This may be expandable to an even more general case of contained netblock, or other pool types.
1430 $retcode = 'WARNPOOL';
1431 $goback = "$pool,$pooldepth";
1432 # We've already deleted the block, now we have to stuff its IPs into the pool.
1433 $pooltype =~ s/p$/i/; # change type to static IP
1434 my $sth2 = $dbh->prepare("INSERT INTO poolips (pool,ip,city,type,custid) VALUES ".
1435 "('$pool',?,'$poolcity','$pooltype','$defcustid')");
1436 # don't insert .0
1437##fixme: need to not insert net, gateway, and bcast on "real netblock" pools (DHCPish)
1438 $sth2->execute($cidr->addr) unless $cidr->addr =~ m|\.0$|;
1439 foreach my $ip ($cidr->hostenum) {
1440 $sth2->execute($ip);
1441 }
1442 $cidr--;
1443 # don't insert .255
1444 $sth2->execute($cidr->addr) unless $cidr->addr =~ m|\.255$|;
1445 } else { # done returning IPs from a block to a static DSL pool
1446
1447 # If the block wasn't legacy goo embedded in a static pool, we check the
1448 # freeblocks in the identified parent to see if we can combine any of them.
1449
1450 # if the block to be deleted is a container, move its freeblock(s) up a level, and reset their parenting info
1451 if ($binfo->{type} =~ /^.[mc]/) {
1452 # move the freeblocks into the parent
1453 # we don't insert a new freeblock because there could be a live reparented sub.
1454 $dbh->do("UPDATE freeblocks SET rdepth=rdepth-1,parent=?,routed=?,city=? ".
1455 "WHERE parent=? AND rdepth=?", undef,
1456 ($parent, $ptype, $pcity, $cidr, $rdepth+1) );
1457 } else {
1458 # ... otherwise, add the freeblock
1459 $dbh->do("INSERT INTO freeblocks (cidr, city, routed, parent, rdepth) VALUES (?,?,?,?,?)", undef,
1460 ($cidr, $pcity, $ptype, $parent, $rdepth) );
1461 }
1462
1463##fixme: vrf
1464 # set up the query to get the list of blocks to try to merge.
1465 $sth = $dbh->prepare("SELECT cidr FROM freeblocks ".
1466 "WHERE parent = ? AND routed = ? AND rdepth = ? ".
1467 "ORDER BY masklen(cidr) DESC");
1468
1469 $sth->execute($parent, $ptype, $fbrdepth);
1470
1471# NetAddr::IP->compact() attempts to produce the smallest inclusive block
1472# from the caller and the passed terms.
1473# EG: if you call $cidr->compact($ip1,$ip2,$ip3) when $cidr, $ip1, $ip2,
1474# and $ip3 are consecutive /27's starting on .0 (.0-.31, .32-.63,
1475# .64-.95, and .96-.128), you will get an array containing a single
1476# /25 as element 0 (.0-.127). Order is not important; you could have
1477# $cidr=.32/27, $ip1=.96/27, $ip2=.0/27, and $ip3=.64/27.
1478
1479 my (@rawfb, @combinelist);
1480 my $i=0;
1481 # for each free block under $parent, push a NetAddr::IP object into one list, and
1482 # continuously use NetAddr::IP->compact to automagically merge netblocks as possible.
1483 while (my @data = $sth->fetchrow_array) {
1484 my $testIP = new NetAddr::IP $data[0];
1485 push @rawfb, $testIP;
1486 @combinelist = $testIP->compact(@combinelist);
1487 }
1488
1489 # now that we have the full list of "compacted" freeblocks, go back over
1490 # the list of raw freeblocks, and delete the ones that got merged.
1491 $sth = $dbh->prepare("DELETE FROM freeblocks WHERE cidr=? AND parent=? AND rdepth=?");
1492 foreach my $rawfree (@rawfb) {
1493 next if grep { $rawfree == $_ } @combinelist; # skip if the raw block is in the compacted list
1494 $sth->execute($rawfree, $parent, $fbrdepth);
1495 }
1496
1497 # now we walk the new list of compacted blocks, and see which ones we need to insert
1498 $sth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,parent,rdepth) VALUES (?,?,?,?,?)");
1499 foreach my $cme (@combinelist) {
1500 next if grep { $cme == $_ } @rawfb; # skip if the combined block was in the raw list
1501 $sth->execute($cme, $pcity, $ptype, $parent, $fbrdepth);
1502 }
1503
1504 } # done returning IPs to the appropriate place
1505
1506 # If we got here, we've succeeded. Whew!
1507 $dbh->commit;
1508 }; # end eval
1509 if ($@) {
1510 $msg .= ": $@";
1511 eval { $dbh->rollback; };
1512 return ('FAIL', $msg);
1513 } else {
1514##fixme: RPC return code?
1515 _rpc('delByCIDR', cidr => "$cidr", user => $user, delforward => $delfwd, delsubs => 'y', parpatt => $ppatt);
1516 return ($retcode, $goback);
1517 }
1518
1519 } # end alloctype != netblock
1520
1521} # end deleteBlock()
1522
1523
1524## IPDB::getBlockData()
1525# Get CIDR or IP, custid, type, city, circuit ID, description, notes, modification time,
1526# private/restricted data, for a CIDR block or pool IP
1527# Also returns SWIP status flag for CIDR blocks or pool netblock for IPs
1528# Takes the block/IP to look up, routing depth, and VRF identifier
1529# Returns a hashref to the block data
1530sub getBlockData {
1531 my $dbh = shift;
1532 my $block = shift;
1533 my $rdepth = shift;
1534 my $vrf = shift || '';
1535
1536 my $cidr = new NetAddr::IP $block;
1537
1538 # better way to find IP allocations vs /32 "netblocks"
1539 my $btype = $dbh->selectrow_array("SELECT type FROM searchme WHERE cidr=?", undef, ($block) );
1540
1541 if (defined($rdepth) && $rdepth == 0) {
1542 # Only master blocks exist at rdepth 0
1543 my $binfo = $dbh->selectrow_hashref("SELECT cidr AS block, 'mm' AS type, 0 AS parent, cidr,".
1544 " ctime, mtime, rwhois, vrf".
1545 " FROM masterblocks WHERE cidr = ?", undef, ($block) );
1546# " FROM masterblocks WHERE cidr = ? AND vrf = ?", undef, ($block, $vrf) );
1547 return $binfo;
1548 } elsif ($btype =~ /^.i$/) {
1549 my $binfo = $dbh->selectrow_hashref("SELECT ip AS block, custid, type, city, circuitid, description,".
1550 " notes, modifystamp AS lastmod, privdata, vrf, pool, rdepth, rdns".
1551 " FROM poolips WHERE ip = ?", undef, ($block) );
1552# " FROM poolips WHERE ip = ? AND vrf = ?", undef, ($block, $vrf) );
1553 return $binfo;
1554 } else {
1555 my $binfo = $dbh->selectrow_hashref("SELECT cidr AS block, parent, custid, type, city, circuitid, ".
1556 "description, notes, modifystamp AS lastmod, privdata, vrf, swip, rdepth, rdns".
1557 " FROM allocations WHERE cidr = ? AND rdepth = ?", undef, ($block, $rdepth) );
1558# " FROM allocations WHERE cidr = ? AND rdepth = ? AND vrf = ?", undef, ($block, $rdepth, $vrf) );
1559 return $binfo;
1560 }
1561} # end getBlockData()
1562
1563
1564## IPDB::getBlockRDNS()
1565# Gets reverse DNS pattern for a block or IP. Note that this will also
1566# retrieve any default pattern following the parent chain up, and check via
1567# RPC (if available) to see what the narrowest pattern for the requested block is
1568# Returns the current pattern for the block or IP.
1569sub getBlockRDNS {
1570 my $dbh = shift;
1571 my $block = shift;
1572 my $rdepth = shift; # do we really need this?
1573 my %args = @_;
1574
1575 $args{vrf} = '' if !$args{vrf};
1576
1577 my $cidr = new NetAddr::IP $block;
1578
1579 my ($rdns,$rfrom) = $dbh->selectrow_array("SELECT rdns,cidr FROM allocations WHERE cidr >>= ? UNION ".
1580 "SELECT rdns,cidr FROM masterblocks WHERE cidr >>= ? ORDER BY cidr", undef, ($cidr,$cidr) );
1581
1582 if ($rpc_url) {
1583 # Use the first /16 or /24, rather than dithering over which sub-/14 /16
1584 # or sub-/19 /24 to retrieve - it's the least-wrong way to do things.
1585
1586 my ($rpcblock) = ($cidr->masklen <= 24 ? $cidr->split( ($cidr->masklen <= 16 ? 16 : 24) ) : $cidr);
1587
1588 my %rpcargs = (
1589 rpcuser => $args{user},
1590 group => $revgroup, # not sure how this could sanely be exposed, tbh...
1591 cidr => "$rpcblock",
1592 );
1593
1594 $rdns = _rpc('getRevPattern', %rpcargs);
1595 }
1596
1597 # hmm. do we care about where it actually came from?
1598 return $rdns;
1599} # end getBlockRDNS()
1600
1601
1602## IPDB::getNodeList()
1603# Gets a list of node ID+name pairs as an arrayref to a list of hashrefs
1604sub getNodeList {
1605 my $dbh = shift;
1606
1607 my $ret = $dbh->selectall_arrayref("SELECT node_id, node_name FROM nodes ORDER BY node_type,node_id",
1608 { Slice => {} });
1609 return $ret;
1610} # end getNodeList()
1611
1612
1613## IPDB::getNodeName()
1614# Get node name from the ID
1615sub getNodeName {
1616 my $dbh = shift;
1617 my $nid = shift;
1618
1619 my ($nname) = $dbh->selectrow_array("SELECT node_name FROM nodes WHERE node_id = ?", undef, ($nid) );
1620 return $nname;
1621} # end getNodeName()
1622
1623
1624## IPDB::getNodeInfo()
1625# Get node name and ID associated with a block
1626sub getNodeInfo {
1627 my $dbh = shift;
1628 my $block = shift;
1629
1630 my ($nid, $nname) = $dbh->selectrow_array("SELECT nodes.node_id,node_name FROM nodes INNER JOIN noderef".
1631 " ON nodes.node_id=noderef.node_id WHERE noderef.block = ?", undef, ($block) );
1632 return ($nid, $nname);
1633} # end getNodeInfo()
1634
1635
1636## IPDB::mailNotify()
1637# Sends notification mail to recipients regarding an IPDB operation
1638sub mailNotify {
1639 my $dbh = shift;
1640 my ($action,$subj,$message) = @_;
1641
1642 return if $smtphost eq 'smtp.example.com'; # do nothing if still using default SMTP host.
1643
1644##fixme: need to redesign the breakdown/processing for $action for proper handling of all cases
1645
1646# split action into parts for fiddlement. nb: there are almost certainly better ways to do this.
1647 my @actionbits = split //, $action;
1648
1649 # want to notify anyone who has specifically requested notify on *this* type ($action as passed),
1650 # on "all static IP types" or "all pool types" (and other last-char-in-type groupings), on eg "all DSL types",
1651 # and "all events with this action"
1652 my @actionsets = ($action);
1653##fixme: ick, eww. really gotta find a better way to handle this...
1654 push @actionsets, ($actionbits[0].'.'.$actionbits[2],
1655 $actionbits[0].$actionbits[1].'.', $actionbits[0].'a') if $action =~ /^.{3}$/;
1656
1657 my $mailer = Net::SMTP->new($smtphost, Hello => "ipdb.$domain");
1658
1659 # get recip list from db
1660 my $sth = $dbh->prepare("SELECT reciplist FROM notify WHERE action=?");
1661
1662 my %reciplist;
1663 foreach (@actionsets) {
1664 $sth->execute($_);
1665##fixme - need to handle db errors
1666 my ($recipsub) = $sth->fetchrow_array;
1667 next if !$recipsub;
1668 foreach (split(/,/, $recipsub)) {
1669 $reciplist{$_}++;
1670 }
1671 }
1672
1673 return if !%reciplist;
1674
1675 foreach my $recip (keys %reciplist) {
1676 $mailer->mail("ipdb\@$domain");
1677 $mailer->to($recip);
1678 $mailer->data("From: \"$org_name IP Database\" <ipdb\@$domain>\n",
1679 "To: $recip\n",
1680 "Date: ".strftime("%a, %d %b %Y %H:%M:%S %z",localtime)."\n",
1681 "Subject: {IPDB} $subj\n",
1682 "X-Mailer: IPDB Notify v".sprintf("%.1d",$IPDB::VERSION)."\n",
1683 "Organization: $org_name\n",
1684 "\n$message\n");
1685 }
1686 $mailer->quit;
1687}
1688
1689# Indicates module loaded OK. Required by Perl.
16901;
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