source: trunk/cgi-bin/IPDB.pm@ 937

Last change on this file since 937 was 937, checked in by Kris Deugau, 23 months ago

/trunk

Update getNodeList() for pending reporting widget
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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: 2022-12-23 17:47:58 +0000 (Fri, 23 Dec 2022) $
6# SVN revision $Rev: 937 $
7# Last update by $Author: kdeugau $
8###
9# Copyright (C) 2004-2016 - 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 = 3; ##VERSION##
24@ISA = qw(Exporter);
25@EXPORT_OK = qw(
26 %disp_alloctypes %list_alloctypes %def_custids @citylist @poplist
27 %IPDBacl %merge_display %aclmsg %rpcacl $maxfcgi
28 $errstr
29 &initIPDBGlobals &connectDB &finish &checkDBSanity
30 &addVRF &getVRF &deleteVRF &addMaster &touchMaster
31 &listVRF &listSummary &listSubs &listContainers &listAllocations &listForMerge &listFree &listPool
32 &getMasterList &getTypeList &getPoolSelect &findAllocateFrom
33 &ipParent &subParent &blockParent &getBreadCrumbs &getRoutedCity
34 &allocateBlock &updateBlock &splitBlock &shrinkBlock &mergeBlocks &deleteBlock &getBlockData
35 &getBlockRDNS &getRDNSbyIP &getRevID
36 &getNodeList &getNodeName &getNodeInfo
37 &getBlockNotices
38 &mailNotify
39 );
40
41@EXPORT = (); # Export nothing by default.
42%EXPORT_TAGS = ( ALL => [qw(
43 %disp_alloctypes %list_alloctypes %def_custids @citylist @poplist
44 %IPDBacl %merge_display %aclmsg %rpcacl $maxfcgi
45 $errstr
46 &initIPDBGlobals &connectDB &finish &checkDBSanity
47 &addVRF &getVRF &deleteVRF &addMaster &touchMaster
48 &listVRF &listSummary &listSubs &listContainers &listAllocations &listForMerge &listFree &listPool
49 &getMasterList &getTypeList &getPoolSelect &findAllocateFrom
50 &ipParent &subParent &blockParent &getBreadCrumbs &getRoutedCity
51 &allocateBlock &updateBlock &splitBlock &shrinkBlock &mergeBlocks &deleteBlock &getBlockData
52 &getBlockRDNS &getRDNSbyIP &getRevID
53 &getNodeList &getNodeName &getNodeInfo
54 &getBlockNotices
55 &mailNotify
56 )]
57 );
58
59##
60## Global variables
61##
62our %disp_alloctypes;
63our %list_alloctypes;
64our %def_custids;
65our @citylist;
66our @poplist;
67our %IPDBacl;
68
69# Mapping hash for pooltype -> poolip-as-netblock conversions
70my %poolmap = (sd => 'en', cd => 'cn', dp => 'cn', mp => 'cn', wp => 'cn', ld => 'in', ad => 'in', bd => 'in');
71
72# Backup fields, since we iterate over the set regularly
73our @backupfields = qw(brand model type src user vpass epass port ip);
74
75# Friendly display strings for merge scopes
76our %merge_display = (
77 keepall => "Keep mergeable allocations as suballocations of new block",
78 mergepeer => "Keep suballocations of mergeable allocations",
79 clearpeer => "Keep only suballocations of the selected block",
80 clearall => "Clear all suballocations"
81 );
82
83# mapping table for functional-area => error message
84our %aclmsg = (
85 addmaster => 'add a master block',
86 addblock => 'add an allocation',
87 updateblock => 'update a block',
88 delblock => 'delete an allocation',
89 mergeblock => 'merge allocations',
90 );
91
92our %rpcacl;
93our $maxfcgi = 3;
94
95# error reporting
96our $errstr = '';
97
98our $org_name = 'Example Corp';
99our $smtphost = 'smtp.example.com';
100our $domain = 'example.com';
101our $defcustid = '5554242';
102our $smtpsender = 'ipdb@example.com';
103# mostly for rwhois
104##fixme: leave these blank by default?
105our $rwhoisDataPath = '/usr/local/rwhoisd/etc/rwhoisd'; # to match ./configure defaults from rwhoisd-1.5.9.6
106our $org_street = '123 4th Street';
107our $org_city = 'Anytown';
108our $org_prov_state = 'ON';
109our $org_pocode = 'H0H 0H0';
110our $org_country = 'CA';
111our $org_phone = '000-555-1234';
112our $org_techhandle = 'ISP-ARIN-HANDLE';
113our $org_email = 'noc@example.com';
114our $hostmaster = 'dns@example.com';
115
116our $syslog_facility = 'local2';
117
118our $rpc_url = '';
119our $dnsadmin_url; # needs to be modified later
120our $revgroup = 1; # should probably be configurable somewhere
121our $rpccount = 0;
122
123# Largest inverse CIDR mask length to show per-IP rDNS list
124# (eg, NetAddr::IP->bits - NetAddr::IP->masklen)
125our $maxrevlist = 5; # /27
126
127# Display the per-IP rDNS list on all block types even when it might not
128# make sense (typically for IP pools, where the per-IP entries are available
129# from each IP's edit page)
130our $revlistalltypes = 0;
131
132# UI layout for subblocks/containers
133our $sublistlayout = 1;
134
135# UI layout for VRF/master blocks
136our $masterswithvrfs = 2;
137
138# VLAN validation mode. Set to 0 to allow alphanumeric vlan names instead of using the vlan number.
139our $numeric_vlan = 1;
140
141# Billing system return link
142our $billinglink = 'https://billing.example.com/radius.pl';
143
144# Append the default domain on unqualified DNS names?
145our $append_domain = 1;
146
147# Enable link publishing selected IP pool data as a CSV
148# Not enabled by default due to webserver config required
149our $enablecsv = 0;
150
151##
152## Internal utility functions
153##
154
155## IPDB::_rpc
156# Make an RPC call for DNS changes
157sub _rpc {
158 return if !$rpc_url; # Just In Case
159 my $rpcsub = shift;
160 my %args = @_;
161
162 # Make an object to represent the XML-RPC server.
163 my $server = Frontier::Client->new(url => $rpc_url, debug => 0);
164 my $result;
165
166 my %rpcargs = (
167 rpcsystem => 'ipdb',
168# must be provided by caller's caller
169# rpcuser => $args{user},
170 %args,
171 );
172
173 eval {
174 $result = $server->call("dnsdb.$rpcsub", %rpcargs);
175 };
176 if ($@) {
177 $errstr = $@;
178 $errstr =~ s/\s*$//;
179 $errstr =~ s/Fault returned from XML RPC Server, fault code 4: error executing RPC `dnsdb.$rpcsub'\.\s//;
180 }
181 $rpccount++;
182
183 return $result if $result;
184} # end _rpc()
185
186
187## IPDB::_compactFree()
188# Utility sub to compact a set of free block entries down to the minimum possible set of CIDR entries
189# Not to be called outside of an eval{}!
190sub _compactFree {
191 my $dbh = shift;
192 my $parent = shift;
193
194 # Rather than having the caller provide all the details
195 my $pinfo = getBlockData($dbh, $parent);
196 my $ftype = (split //, $pinfo->{type})[0];
197
198# NetAddr::IP->compact() attempts to produce the smallest inclusive block
199# from the caller and the passed terms.
200# EG: if you call $cidr->compact($ip1,$ip2,$ip3) when $cidr, $ip1, $ip2,
201# and $ip3 are consecutive /27's starting on .0 (.0-.31, .32-.63,
202# .64-.95, and .96-.128), you will get an array containing a single
203# /25 as element 0 (.0-.127). Order is not important; you could have
204# $cidr=.32/27, $ip1=.96/27, $ip2=.0/27, and $ip3=.64/27.
205
206##fixme: vrf
207##fixme: simplify since all containers now represent different "layers"/"levels"?
208
209 # set up the query to get the list of blocks to try to merge.
210 my $sth = $dbh->prepare(q{
211 SELECT cidr,id FROM freeblocks
212 WHERE parent_id = ?
213 ORDER BY masklen(cidr) DESC
214 });
215 $sth->execute($parent);
216
217 my (@rawfb, @combinelist, %rawid);
218 my $i=0;
219 # for each free block under $parent, push a NetAddr::IP object into one list, and
220 # continuously use NetAddr::IP->compact to automagically merge netblocks as possible.
221 while (my ($fcidr, $fid) = $sth->fetchrow_array) {
222 my $testIP = new NetAddr::IP $fcidr;
223 push @rawfb, $testIP;
224 $rawid{"$testIP"} = $fid; # $data[0] vs "$testIP" *does* make a difference for v6
225 @combinelist = $testIP->compact(@combinelist);
226 }
227
228 # now that we have the full list of "compacted" freeblocks, go back over
229 # the list of raw freeblocks, and delete the ones that got merged.
230 $sth = $dbh->prepare("DELETE FROM freeblocks WHERE id = ?");
231 foreach my $rawfree (@rawfb) {
232 next if grep { $rawfree == $_ } @combinelist; # skip if the raw block is in the compacted list
233 $sth->execute($rawid{$rawfree});
234 }
235
236 # now we walk the new list of compacted blocks, and see which ones we need to insert
237 $sth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,vrf,parent_id,master_id) VALUES (?,?,?,?,?,?)");
238 foreach my $cme (@combinelist) {
239 next if grep { $cme == $_ } @rawfb; # skip if the combined block was in the raw list
240 $sth->execute($cme, $pinfo->{city}, $ftype, $pinfo->{vrf}, $parent, $pinfo->{master_id});
241 }
242
243} # end _compactFree()
244
245
246## IPDB::_toPool()
247# Convert an allocation or allocation tree to entries in an IP pool
248# Assumes an incomplete/empty pool
249# Takes a parent ID for the pool, CIDR range descriptor for the allocation(s) to convert, and the pool type
250sub _toPool {
251 my $dbh = shift;
252 my $poolparent = shift;
253 my $convblock = shift; # May be smaller than the block referenced by $poolparent
254 my $pooltype = shift;
255 my $retall = shift || 0;
256
257 # there is probably a way to avoid the temporary $foo here
258 my $foo = $dbh->selectall_arrayref("SELECT master_id,parent_id FROM allocations WHERE id = ?", undef, $poolparent);
259 my ($master,$mainparent) = @{$foo->[0]};
260
261 my @retlist;
262
263 my $iptype = $pooltype;
264 $iptype =~ s/[pd]$/i/;
265 my $poolclass = (split //, $iptype)[0];
266
267 my $cidrpool = new NetAddr::IP $convblock;
268
269 my $asth = $dbh->prepare(q{
270 SELECT id, cidr, type, parent_id, city, description, notes, circuitid,
271 createstamp, modifystamp, privdata, custid, vrf, vlan, rdns
272 FROM allocations
273 WHERE cidr <<= ? AND master_id = ?
274 ORDER BY masklen(cidr) DESC
275 });
276 my $inssth = $dbh->prepare(q{
277 INSERT INTO poolips (
278 ip,type,parent_id,master_id,available,
279 city,description,notes,circuitid,createstamp,modifystamp,privdata,custid,vrf,vlan,rdns
280 )
281 VALUES (?,?,?,?,'n',?,?,?,?,?,?,?,?,?,?,?)
282 });
283 my $updsth = $dbh->prepare("UPDATE poolips SET parent_id = ?, type = ? WHERE parent_id = ?");
284 my $delsth = $dbh->prepare("DELETE FROM allocations WHERE id = ?");
285 my $fbdelsth = $dbh->prepare("DELETE FROM freeblocks WHERE parent_id = ?");
286
287 $asth->execute($convblock, $master);
288 my %poolcounter;
289 while (my ($oldid, $oldcidr, $oldtype, $oldparent, @oldalloc) = $asth->fetchrow_array) {
290 # don't merge the parent of the allocation selected for merge.
291 # if you really want to go there, start the merge *from* that parent.
292 next if $oldid == $mainparent;
293 if ($oldtype =~ /.[enr]/) {
294 # Convert leaf allocations to block of pool IP assignments
295 my $tmpcidr = new NetAddr::IP $oldcidr;
296 my $newtype = $poolclass.'i';
297 # set up the gateway IP in case we need it
298 my $gw = $cidrpool+1;
299 foreach my $newip ($tmpcidr->split(32)) {
300 my $baseip = $newip->addr;
301 # skip .0 and .255, they are prefectly legitimate but some systems behave
302 # poorly talking to a client using them.
303 next if $baseip =~ /\.(?:0|255)$/;
304 # skip the network, broadcast, and gateway IPs if we're creating a "normal netblock" pool
305 if ($pooltype =~ /d$/) {
306 next if $newip->addr eq $cidrpool->network->addr;
307 next if $newip->addr eq $cidrpool->broadcast->addr;
308 next if $newip->addr eq $gw->addr;
309 }
310 $inssth->execute($newip, $newtype, $poolparent, $master, @oldalloc) if !$poolcounter{"$newip"};
311 $poolcounter{"$newip"}++;
312 }
313 } elsif ($oldtype =~ /.[dp]/) {
314 # Reparent IPs in an existing pool, and rewrite their type
315 $updsth->execute($poolparent, $poolclass.'i', $oldid);
316 } else {
317 # Containers are mostly "not interesting" in this context since they're
318 # equivalent to the pool allocation on .[dp] types. Clean up the lingering free block(s).
319 $fbdelsth->execute($oldid);
320 }
321 # Clean up - remove the converted block unless it is the "primary"
322 $delsth->execute($oldid) unless $oldid == $poolparent;
323 # Return the converted blocks, but only the immediate peers, not the entire tree
324 push @retlist, { block => $oldcidr, mdisp => $disp_alloctypes{$oldtype}, mtype => $oldtype }
325 if (($oldparent == $mainparent) || $retall) && $oldid != $poolparent;
326 } # while $asth->fetch
327
328 return \@retlist;
329} # end _toPool()
330
331
332## IPDB::_poolToAllocations
333# Convert pool IPs into allocations, and free IPs into free blocks
334# Takes a pool ID, original pool CIDR (in case the allocation has been updated before the call here)
335# and hashref to data for the new parent container for the IPs,
336# and an optional hash with the new parent ID and allocation type
337sub _poolToAllocations {
338 my $dbh = shift;
339 my $oldpool = shift;
340 my $parentinfo = shift;
341 my %args = @_;
342
343 # Default to converting the pool to a container
344 $args{newparent} = $oldpool->{id} if !$args{newparent};
345
346 my ($containerclass) = ($parentinfo->{type} =~ /(.)./);
347
348 # Default type mapping
349 $args{newtype} = $poolmap{$oldpool->{type}} if !$args{newtype};
350
351 # Convert a bunch of pool IP allocations into "normal" netblock allocations
352 my $pool2alloc = $dbh->prepare(q{
353 INSERT INTO allocations (
354 cidr,type,city, description, notes, circuitid, createstamp, modifystamp,
355 privdata, custid, vrf, vlan, rdns, parent_id, master_id
356 )
357 SELECT
358 ip, ? AS type, city, description, notes, circuitid, createstamp, modifystamp,
359 privdata, custid, vrf, vlan, rdns, ? AS parent_id, master_id
360 FROM poolips
361 WHERE parent_id = ? AND available = 'n'
362 });
363 $pool2alloc->execute($args{newtype}, $args{newparent}, $oldpool->{id});
364
365 # Snag the whole list of pool IPs
366 my @freeips = @{$dbh->selectall_arrayref("SELECT ip,available FROM poolips WHERE parent_id = ?",
367 undef, $oldpool->{id})};
368 my @iplist;
369 my %usedips;
370 # Filter out the ones that were used...
371 foreach my $ip (@freeips) {
372 $$ip[0] =~ s{/32$}{};
373 push @iplist, NetAddr::IP->new($$ip[0]) if $$ip[1] eq 'y';
374 $usedips{$$ip[0]}++ if $$ip[1] eq 'n';
375 }
376 # ... so that we can properly decide whether the net, gw, and bcast IPs need to be added to the free list.
377 my $tmpblock = new NetAddr::IP $oldpool->{block};
378 push @iplist, NetAddr::IP->new($tmpblock->network->addr)
379 if !$usedips{$tmpblock->network->addr} || $tmpblock->network->addr =~ /\.0$/;
380 push @iplist, NetAddr::IP->new($tmpblock->broadcast->addr)
381 if !$usedips{$tmpblock->broadcast->addr} || $tmpblock->broadcast->addr =~ /\.255$/;
382 # only "DHCP"-ish pools have a gw ip removed from the pool
383 if ($oldpool->{type} =~ /.d/) {
384 $tmpblock++;
385 push @iplist, NetAddr::IP->new($tmpblock->addr);
386 }
387
388 # take the list of /32 IPs, and see what CIDR ranges we get back as free, then insert them.
389 @iplist = Compact(@iplist);
390 my $insfbsth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,vrf,parent_id,master_id) VALUES (?,?,?,?,?,?)");
391 foreach (@iplist) {
392 $insfbsth->execute($_, $parentinfo->{city}, $containerclass, $parentinfo->{vrf},
393 $args{newparent}, $parentinfo->{master_id});
394 }
395
396 # and finally delete the poolips entries
397 $dbh->do("DELETE FROM poolips WHERE parent_id = ?", undef, $oldpool->{id});
398
399} # end _poolToAllocations()
400
401
402## IPDB::_deleteCascade()
403# Internal sub. Deletes an allocation and all subcomponents
404sub _deleteCascade {
405 my $dbh = shift;
406 my $id = shift;
407 my $createfb = shift; # may be null at this point
408
409 my $binfo = getBlockData($dbh, $id);
410
411 # Decide if we're going to add a free block.
412
413 # Caller is normal block delete -> add freeblock under $binfo->{parent_id} -> pass nothing
414 # Caller is delete for merge to leaf -> do not add freeblock -> pass 0
415 # Caller is normal master delete -> do not add freeblock -> pass nothing
416 # Caller is merge master -> add freeblock under alternate parent -> pass parent ID
417 if ($binfo->{type} ne 'mm') {
418 # Deleting a non-master block
419 if (!defined($createfb)) {
420 # No createfb flag passed; assuming normal block delete. Add the freeblock
421 # under the parent of the block we're deleting.
422 $createfb = $binfo->{parent_id};
423 #} else {
424 # Don't need to actually do anything here. The caller has given us an ID,
425 # which is either 0 (causing no free block) or (theoretically) a valid block
426 # ID to add the free block under.
427 }
428 #} else {
429 # Deleting a master block
430 # Don't need to actually do anything here. If the caller passed a parent ID,
431 # that parent will get the new free block. if the caller didn't pass anything,
432 # no free block will be added.
433 }
434
435##fixme: special-case master blocks up here and quickly delete based on master_id,
436# instead of wasting time tracing parent relations
437
438 # grab all allocations in the master within the CIDR of the block to be deleted
439 my %parents;
440 my %cidrlist;
441##fixme: limit by VRF?
442 my $sth = $dbh->prepare("SELECT cidr,id,parent_id FROM allocations WHERE cidr <<= ? AND master_id = ?");
443 $sth->execute($binfo->{block}, $binfo->{master_id});
444 while (my ($cidr, $cid, $pid) = $sth->fetchrow_array) {
445 $parents{$cid} = $pid;
446 $cidrlist{$cid} = $cidr;
447 }
448
449 # Trace the parent relations up the tree until we either hit parent ID 0 (we've found a master block
450 # but not the parent we're looking for - arguably this is already an error) or the parent ID matches
451 # the passed ID. If the latter, push the whole set into a second flag hash, so we can terminate
452 # further tree-tracing early.
453 my %found;
454 foreach my $cid (keys %parents) {
455 my @tmp;
456 if ($cid == $id) {
457 # "child" is the ID we've been asked to cascade-delete.
458 $found{$cid}++;
459 } elsif ($found{$cid}) {
460 # ID already seen and the chain terminates in our parent.
461 } elsif ($parents{$cid} == $id) {
462 # Immediate parent is the target parent
463 $found{$cid}++;
464 } else {
465 # Immediate parent isn't the one we're looking for. Walk the chain up until we hit our parent,
466 # the nonexistent parent id 0, or undefined (ID is not a child of the target ID at all)
467 # There are probably better ways to structure this loop.
468 while (1) {
469 # cache the ID
470 push @tmp, $cid;
471 # some very particularly defined loop ending conditions
472 if (!defined($parents{$cid}) || $parents{$cid} == $id || $parents{$cid} == 0) {
473 last;
474 } else {
475 # if we haven't found either the desired parent or another limiting condition,
476 # reset the ID to the parent next up the tree
477 $cid = $parents{$cid};
478 }
479 }
480 # if the current chain of relations ended with our target parent, shuffle the cached IDs into a flag hash
481 if (defined($parents{$cid}) && $parents{$cid} == $id) {
482 foreach (@tmp) { $found{$_}++; }
483 }
484 } # else
485 } # foreach my $cid
486
487 # Use the keys in the flag hash to determine which allocations to actually delete.
488 # Delete matching freeblocks and pool IPs; their parents are going away so we want
489 # to make sure we don't leave orphaned records lying around loose.
490 my @dellist = keys %found;
491 push @dellist, $id; # Just In Case the target ID didn't make the list earlier.
492 my $b = '?'. (',?' x $#dellist);
493 $dbh->do("DELETE FROM allocations WHERE id IN ($b)", undef, (@dellist) );
494 $dbh->do("DELETE FROM freeblocks WHERE parent_id IN ($b)", undef, (@dellist) );
495 $dbh->do("DELETE FROM poolips WHERE parent_id IN ($b)", undef, (@dellist) );
496
497 # Insert a new free block if needed
498 if ($createfb) {
499 my $pinfo = getBlockData($dbh, $createfb);
500 my $pt = (split //, $pinfo->{type})[1];
501 $dbh->do("INSERT INTO freeblocks (cidr,city,routed,parent_id,vrf,master_id) VALUES (?,?,?,?,?,?)", undef,
502 $binfo->{block}, $pinfo->{city}, $pt, $createfb, $pinfo->{vrf}, $binfo->{master_id});
503 }
504
505##todo: and hey! bonus! we can return @dellist, or something (%cidrlist{@dellist})
506
507} # end _deleteCascade()
508
509
510## IPDB::_getChildren()
511# Recursive sub to retrieve a flat list of suballocations
512# Takes the root parent ID, master ID, reference to push results into, and the CIDR
513# range to restrict results to
514sub _getChildren {
515 my $dbh = shift;
516 my $id = shift;
517 my $master = shift;
518 my $retlist = shift; # better than trying to return complex structures recursively. Ow.
519 my $cidr = shift;
520
521 if (!$cidr) {
522 my $bd = getBlockData($dbh, $id);
523 $cidr = $bd->{cidr};
524 }
525
526 my $sth = $dbh->prepare(q(
527 SELECT id,cidr,type FROM allocations
528 WHERE parent_id = ? AND master_id = ? AND cidr <<= ?
529 ) );
530 $sth->execute($id, $master, $cidr);
531 while (my $row = $sth->fetchrow_hashref) {
532 push @$retlist, $row;
533 _getChildren($dbh, $row->{id}, $master, $retlist, $cidr);
534 }
535} # end _getChildren()
536
537
538##
539## Public subs
540##
541
542
543## IPDB::initIPDBGlobals()
544# Initialize all globals. Takes a database handle, returns a success or error code
545sub initIPDBGlobals {
546 my $dbh = $_[0];
547 my $sth;
548
549 # Initialize alloctypes hashes
550 $sth = $dbh->prepare("select type,listname,dispname,listorder,def_custid from alloctypes order by listorder");
551 $sth->execute;
552 while (my @data = $sth->fetchrow_array) {
553 $disp_alloctypes{$data[0]} = $data[2];
554 $def_custids{$data[0]} = $data[4];
555 if ($data[3] < 900) {
556 $list_alloctypes{$data[0]} = $data[1];
557 }
558 }
559
560 # City and POP listings
561 $sth = $dbh->prepare("select city,routing from cities order by city");
562 $sth->execute;
563 return (undef,$sth->errstr) if $sth->err;
564 while (my @data = $sth->fetchrow_array) {
565 push @citylist, $data[0];
566 if ($data[1] eq 'y') {
567 push @poplist, $data[0];
568 }
569 }
570
571 # Load ACL data. Specific username checks are done at a different level.
572 $sth = $dbh->prepare("select username,acl from users");
573 $sth->execute;
574 return (undef,$sth->errstr) if $sth->err;
575 while (my @data = $sth->fetchrow_array) {
576 $IPDBacl{$data[0]} = $data[1];
577 }
578
579##fixme: initialize HTML::Template env var for template path
580# something like $self->path().'/templates' ?
581# $ENV{HTML_TEMPLATE_ROOT} = 'foo/bar';
582
583 # fix up DNSAdmin remote link based on RPC URL
584 if ($rpc_url) {
585 ($dnsadmin_url = $rpc_url) =~ s{/dns-rpc\.f?cgi}{};
586 }
587
588 return (1,"OK");
589} # end initIPDBGlobals
590
591
592## IPDB::connectDB()
593# Creates connection to IPDB.
594# Requires the database name, username, and password.
595# Returns a handle to the db.
596# Set up for a PostgreSQL db; could be any transactional DBMS with the
597# right changes.
598sub connectDB {
599 my $dbname = shift;
600 my $user = shift;
601 my $pass = shift;
602 my $dbhost = shift;
603
604 my $dbh;
605 my $DSN = "DBI:Pg:".($dbhost ? "host=$dbhost;" : '')."dbname=$dbname";
606
607# Note that we want to autocommit by default, and we will turn it off locally as necessary.
608# We may not want to print gobbledygook errors; YMMV. Have to ponder that further.
609 $dbh = DBI->connect($DSN, $user, $pass, {
610 AutoCommit => 1,
611 PrintError => 0
612 })
613 or return (undef, $DBI::errstr) if(!$dbh);
614
615# Return here if we can't select. Note that this indicates a
616# problem executing the select.
617 my $sth = $dbh->prepare("select type from alloctypes");
618 $sth->execute();
619 return (undef,$DBI::errstr) if ($sth->err);
620
621# See if the select returned anything (or null data). This should
622# succeed if the select executed, but...
623 $sth->fetchrow();
624 return (undef,$DBI::errstr) if ($sth->err);
625
626# If we get here, we should be OK.
627 return ($dbh,"DB connection OK");
628} # end connectDB
629
630
631## IPDB::finish()
632# Cleans up after database handles and so on.
633# Requires a database handle
634sub finish {
635 my $dbh = $_[0];
636 $dbh->disconnect if $dbh;
637} # end finish
638
639
640## IPDB::checkDBSanity()
641# Quick check to see if the db is responding. A full integrity
642# check will have to be a separate tool to walk the IP allocation trees.
643sub checkDBSanity {
644 my ($dbh) = $_[0];
645
646 if (!$dbh) {
647 print "No database handle, or connection has been closed.";
648 return -1;
649 } else {
650 # it connects, try a stmt.
651 my $sth = $dbh->prepare("select type from alloctypes");
652 my $err = $sth->execute();
653
654 if ($sth->fetchrow()) {
655 # all is well.
656 return 1;
657 } else {
658 print "Connected to the database, but could not execute test statement. ".$sth->errstr();
659 return -1;
660 }
661 }
662 # Clean up after ourselves.
663# $dbh->disconnect;
664} # end checkDBSanity
665
666
667## IPDB::addVRF()
668#
669sub addVRF {
670 my $dbh = shift;
671 my $newvrf = shift;
672 my %args = @_;
673
674 $args{comment} = '' if !$args{comment};
675 $args{location} = '' if !$args{location};
676
677 # Allow transactions, and raise an exception on errors so we can catch it later.
678 # Use local to make sure these get "reset" properly on exiting this block
679 local $dbh->{AutoCommit} = 0;
680 local $dbh->{RaiseError} = 1;
681
682 eval {
683 # Check if the VRF exists. Arguably should check for "looks similar", but that gets ugly fast.
684 my $vrfex = $dbh->selectrow_array("SELECT vrf FROM vrfs WHERE vrf=?", undef, $newvrf);
685 die "VRF already exists!\n" if $vrfex;
686
687 # Nothing there yet, so we can insert the new VRF
688 $dbh->do("INSERT INTO vrfs (vrf,comment,location) VALUES (?,?,?)", undef,
689 $newvrf, $args{comment}, $args{location});
690
691 $dbh->commit;
692 };
693 if ($@) {
694 my $msg = $@;
695 eval { $dbh->rollback; };
696 return ('FAIL',$msg);
697 }
698 return ('OK',$newvrf);
699} # end addVRF()
700
701
702## IPDB::getVRF()
703# Retrieve additional fields from DB for a VRF
704sub getVRF {
705 my $dbh = shift;
706 my $vrf = shift;
707
708 return $dbh->selectrow_hashref("SELECT comment,location FROM vrfs WHERE vrf = ?", {Slice=>{}}, $vrf);
709} # end getVRF()
710
711
712## IPDB::deleteVRF()
713#
714sub deleteVRF {
715 my $dbh = shift;
716 my $vrf = shift;
717
718 # Allow transactions, and raise an exception on errors so we can catch it later.
719 # Use local to make sure these get "reset" properly on exiting this block
720 local $dbh->{AutoCommit} = 0;
721 local $dbh->{RaiseError} = 1;
722
723 eval {
724 $dbh->do("DELETE FROM vrfs WHERE vrf = ?", undef, $vrf);
725 $dbh->commit;
726 };
727 if ($@) {
728 my $msg = $@; # not much complexity here just yet.
729 return ('FAIL',$msg);
730 }
731
732 return ('OK','OK');
733} # end deleteVRF()
734
735
736## IPDB::addMaster()
737# Does all the magic necessary to sucessfully add a master block
738# Requires database handle, block to add
739# Returns failure code and error message or success code and "message"
740sub addMaster {
741 my $dbh = shift;
742 # warning! during testing, this somehow generated a "Bad file descriptor" error. O_o
743 my $ctext = shift;
744 my $cidr = new NetAddr::IP $ctext;
745
746 return ('FAIL',"$ctext is not a valid CIDR address") if !$cidr;
747
748 my %args = @_;
749
750 $args{vrf} = '' if !$args{vrf};
751 $args{rdns} = '' if !$args{rdns};
752 $args{defloc} = '' if !$args{defloc};
753 $args{rwhois} = 'n' if !$args{rwhois}; # fail "safe", sort of.
754 $args{rwhois} = 'n' if $args{rwhois} ne 'n' and $args{rwhois} ne 'y';
755
756 my $mid;
757
758 # Allow transactions, and raise an exception on errors so we can catch it later.
759 # Use local to make sure these get "reset" properly on exiting this block
760 local $dbh->{AutoCommit} = 0;
761 local $dbh->{RaiseError} = 1;
762
763 # Wrap all the SQL in a transaction
764 eval {
765 # First check - does the master exist in this VRF?
766 my ($mcontained) = $dbh->selectrow_array("SELECT cidr FROM allocations WHERE cidr >>= ? AND type = 'mm' AND vrf = ?",
767 undef, ($cidr, $args{vrf}) );
768 die "Master block $mcontained already exists and entirely contains $cidr\n"
769 if $mcontained;
770
771 # Second check - does the new master contain an existing one or ones?
772 my ($mexist) = $dbh->selectrow_array("SELECT cidr FROM allocations WHERE cidr <<= ? AND type = 'mm' AND vrf = ?",
773 undef, ($cidr, $args{vrf}) );
774
775 if (!$mexist) {
776 # First case - master is brand-spanking-new.
777##fixme: rwhois should be globally-flagable somewhere, much like a number of other things
778## maybe a db table called "config"?
779 $dbh->do("INSERT INTO allocations (cidr,type,swip,vrf,rdns) VALUES (?,?,?,?,?)", undef,
780 ($cidr, 'mm', 'y', $args{vrf}, $args{rdns}) );
781 ($mid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
782
783# Unrouted blocks aren't associated with a city (yet). We don't rely on this
784# elsewhere though; legacy data may have traps and pitfalls in it to break this.
785# Thus the "routed" flag.
786 $dbh->do("INSERT INTO freeblocks (cidr,city,routed,parent_id,vrf,master_id) VALUES (?,?,?,?,?,?)", undef,
787 ($cidr, '<NULL>', 'm', $mid, $args{vrf}, $mid) );
788
789 # master should be its own master, so deletes directly at the master level work
790 $dbh->do("UPDATE allocations SET master_id = ? WHERE id = ?", undef, ($mid, $mid) );
791
792 # If we get here, everything is happy. Commit changes.
793 $dbh->commit;
794
795 } # done new master does not contain existing master(s)
796 else {
797
798 # insert the new master
799 $dbh->do("INSERT INTO allocations (cidr,type,swip,vrf,rdns) VALUES (?,?,?,?,?)", undef,
800 ($cidr, 'mm', 'y', $args{vrf}, $args{rdns}) );
801 ($mid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
802
803 # master should be its own master, so deletes directly at the master level work
804 $dbh->do("UPDATE allocations SET master_id = ? WHERE id = ?", undef, ($mid, $mid) );
805
806 # collect the master(s) we're going to absorb, and snag the longest netmask while we're at it.
807# note << is accurate and complete because our first check just into the eval is "is the new master
808# entirely contained or equal to an existing one?" - so, by definition, if it's not contained, and
809# it's not equal, it's larger. this also lets us insert the new master without picking it up again here.
810 my $smallmask = $cidr->masklen;
811 my $sth = $dbh->prepare("SELECT cidr,id FROM allocations WHERE cidr << ? AND type = 'mm' AND parent_id = 0 AND vrf = ? ");
812 $sth->execute($cidr, $args{vrf});
813 my @cmasters;
814 my @oldmids;
815 while (my @data = $sth->fetchrow_array) {
816 my $master = new NetAddr::IP $data[0];
817 push @cmasters, $master;
818 push @oldmids, $data[1];
819 $smallmask = $master->masklen if $master->masklen > $smallmask;
820 }
821
822 # update existing DNS refs. do this unconditionally Just In Case
823 $dbh->do("UPDATE dnsavail SET parent_alloc = ? WHERE zone << ?".
824 " AND parent_alloc IN (".join(',', @oldmids).")",
825 undef, $mid, $cidr);
826
827 # split the new master, and keep only those blocks not part of an existing master
828 my @blocklist;
829 foreach my $seg ($cidr->split($smallmask)) {
830 my $contained = 0;
831 foreach my $master (@cmasters) {
832 $contained = 1 if $master->contains($seg);
833 }
834 push @blocklist, $seg if !$contained;
835 }
836
837##fixme: master_id
838 # collect the unrouted free blocks within the new master
839 $sth = $dbh->prepare("SELECT cidr FROM freeblocks WHERE masklen(cidr) <= ? AND cidr <<= ? AND routed = 'm' AND master_id IN (".join(',',@oldmids).")");
840 $sth->execute($smallmask, $cidr);
841 while (my @data = $sth->fetchrow_array) {
842 my $freeblock = new NetAddr::IP $data[0];
843 push @blocklist, $freeblock;
844 }
845
846 # combine the set of free blocks we should have now.
847 @blocklist = Compact(@blocklist);
848
849 # delete freeblocks that have been absorbed. this is probably rare.
850 $sth = $dbh->prepare("DELETE FROM freeblocks WHERE cidr <<= ? AND parent_id IN (".join(',', @oldmids).")");
851
852 # insert new combined freeblocks.
853 my $sth2 = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,parent_id,vrf,master_id)".
854 " VALUES (?,'<NULL>','m',?,?,?)");
855 foreach my $newblock (@blocklist) {
856 $sth->execute($newblock);
857 $sth2->execute($newblock, $mid, $args{vrf}, $mid);
858 }
859
860 # Update immediate allocations, and remove the old parents
861 $sth2 = $dbh->prepare("DELETE FROM allocations WHERE id = ?");
862 # sigh. going to have to churn things, since we need to do different updates to different sets of blocks.
863 my $fbfix = $dbh->prepare("UPDATE freeblocks SET master_id = ? WHERE master_id = ?");
864 my $fbfix2 = $dbh->prepare("UPDATE freeblocks SET parent_id = ? WHERE parent_id = ?");
865 my $allocfix = $dbh->prepare("UPDATE allocations SET master_id = ? WHERE master_id = ?");
866 my $allocfix2 = $dbh->prepare("UPDATE allocations SET parent_id = ? WHERE parent_id = ?");
867 foreach my $old (@oldmids) {
868 $sth2->execute($old);
869 $fbfix->execute($mid, $old);
870 $fbfix2->execute($mid, $old);
871 $allocfix->execute($mid, $old);
872 $allocfix2->execute($mid, $old);
873 }
874
875 # *whew* If we got here, we likely suceeded.
876 $dbh->commit;
877
878 } # new master contained existing master(s)
879 }; # end eval
880
881 if ($@) {
882 my $msg = $@;
883 eval { $dbh->rollback; };
884 return ('FAIL',$msg);
885 } else {
886
887 # Only attempt rDNS if the IPDB side succeeded
888 if ($rpc_url) {
889
890# Note *not* splitting reverse zones negates any benefit from caching the exported data.
891# IPv6 address space is far too large to split usefully, and in any case (also due to
892# the large address space) doesn't support the iterated template records v4 zones do
893# that causes the bulk of the slowdown that needs the cache anyway.
894
895 my @zonelist;
896# allow splitting reverse zones to be disabled, maybe, someday
897#if ($splitrevzones && !$cidr->{isv6}) {
898 if (1 && !$cidr->{isv6}) {
899 my $splitpoint = ($cidr->masklen <= 16 ? 16 : 24); # hack pthui
900 @zonelist = $cidr->split($splitpoint);
901 } else {
902 @zonelist = ($cidr);
903 }
904 my @fails;
905 ##fixme: remove hardcoding where possible
906 my $dasth = $dbh->prepare("INSERT INTO dnsavail (zone,location,parent_alloc) VALUES (?,?,?)");
907 foreach my $subzone (@zonelist) {
908 my %rpcargs = (
909 rpcuser => $args{user},
910 revzone => "$subzone",
911 revpatt => $args{rdns},
912 defloc => $args{defloc},
913 group => $revgroup, # not sure how these two could sanely be exposed, tbh...
914 state => 1, # could make them globally configurable maybe
915 );
916 if ($rpc_url) {
917 if (!_rpc('addRDNS', %rpcargs)) {
918 push @fails, ("$subzone" => $errstr);
919 } else {
920 $dasth->execute($subzone, $args{defloc}, $mid)
921 or push @fails, ("$subzone" => "rDNS added but failed to track locally: ".$dasth->errstr."\n");
922 }
923 }
924 }
925 if (@fails) {
926 $errstr = "Warning(s) adding $cidr to reverse DNS:\n".join("\n", @fails);
927 return ('WARN',$mid);
928 }
929 }
930 return ('OK',$mid);
931 }
932} # end addMaster
933
934
935## IPDB::touchMaster()
936# Update last-changed timestamp on a master block.
937sub touchMaster {
938 my $dbh = shift;
939 my $master = shift;
940
941 local $dbh->{AutoCommit} = 0;
942 local $dbh->{RaiseError} = 1;
943
944 eval {
945 $dbh->do("UPDATE allocations SET modifystamp=now() WHERE id = ?", undef, ($master));
946 $dbh->commit;
947 };
948
949 if ($@) {
950 my $msg = $@;
951 eval { $dbh->rollback; };
952 return ('FAIL',$msg);
953 }
954 return ('OK','OK');
955} # end touchMaster()
956
957
958## IPDB::listVRF()
959# Get summary list of all VRFs
960# Returns an arrayref to a list of hashrefs with the VRF name, comment
961sub listVRF {
962 my $dbh = shift;
963 my $vrflist = $dbh->selectall_arrayref("SELECT vrf,comment FROM vrfs ORDER BY vrf", { Slice => {} });
964 return $vrflist;
965} # end listVRF()
966
967
968## IPDB::listSummary()
969# Get summary list of all master blocks
970# Returns an arrayref to a list of hashrefs containing the master block, routed count,
971# allocated count, free count, and largest free block masklength
972sub listSummary {
973 my $dbh = shift;
974 my $vrf = shift;
975
976 my $mlist = $dbh->selectall_arrayref("SELECT cidr AS master,id FROM allocations ".
977 "WHERE type='mm' AND vrf = ? ORDER BY cidr",
978 { Slice => {} }, $vrf);
979
980 foreach (@{$mlist}) {
981 my ($rcnt) = $dbh->selectrow_array("SELECT count(*) FROM allocations WHERE cidr <<= ? AND type='rm' AND master_id = ?",
982 undef, ($$_{master}, $$_{id}));
983 $$_{routed} = $rcnt;
984 my ($acnt) = $dbh->selectrow_array("SELECT count(*) FROM allocations WHERE cidr <<= ? ".
985 "AND NOT type='rm' AND NOT type='mm' AND master_id = ?",
986 undef, ($$_{master}, $$_{id}));
987 $$_{allocated} = $acnt;
988 my ($fcnt) = $dbh->selectrow_array("SELECT count(*) FROM freeblocks WHERE cidr <<= ? AND master_id = ?",
989 undef, ($$_{master}, $$_{id}));
990 $$_{free} = $fcnt;
991 my ($bigfree) = $dbh->selectrow_array("SELECT masklen(cidr) AS maskbits FROM freeblocks WHERE cidr <<= ?".
992 " AND master_id = ? ORDER BY masklen(cidr) LIMIT 1", undef, ($$_{master}, $$_{id}));
993##fixme: should find a way to do this without having to HTMLize the <>
994 $bigfree = "/$bigfree" if $bigfree;
995 $bigfree = '<NONE>' if !$bigfree;
996 $$_{bigfree} = $bigfree;
997 }
998 return $mlist;
999} # end listSummary()
1000
1001
1002## IPDB::listSubs()
1003# Get list of subnets within a specified CIDR block, on a specified VRF.
1004# Returns an arrayref to a list of hashrefs containing the CIDR block, customer location or
1005# city it's routed to, block type, SWIP status, and description
1006sub listSubs {
1007 my $dbh = shift;
1008 my %args = @_;
1009
1010 # Just In Case
1011 $args{vrf} = '' if !$args{vrf};
1012
1013 # Snag the allocations for this block
1014 my $sth = $dbh->prepare("SELECT masklen(cidr),cidr,city,type,custid,swip,description,vrf,id,master_id".
1015 " FROM allocations WHERE parent_id = ? ORDER BY cidr");
1016 $sth->execute($args{parent});
1017
1018 # hack hack hack
1019 # set up to flag swip=y records if they don't actually have supporting data in the customers table
1020 my $custsth = $dbh->prepare("SELECT count(*) FROM customers WHERE custid = ?");
1021
1022 # snag some more details
1023 my $substh = $dbh->prepare("SELECT count(*) FROM allocations WHERE cidr <<= ? ".
1024 "AND type ~ '[mc]\$' AND master_id = ? AND NOT cidr = ? ");
1025 my $alsth = $dbh->prepare("SELECT count(*) FROM allocations WHERE cidr <<= ? ".
1026 "AND NOT type='rm' AND NOT type='mm' AND master_id = ? AND NOT id = ?");
1027 my $freesth = $dbh->prepare("SELECT count(*) FROM freeblocks WHERE cidr <<= ? AND master_id = ?");
1028 my $lfreesth = $dbh->prepare("SELECT masklen(cidr) AS maskbits FROM freeblocks WHERE cidr <<= ?".
1029 " AND master_id = ? ORDER BY masklen(cidr)");
1030
1031 my @blocklist;
1032 while (my ($blockmask,$cidr,$city,$type,$custid,$swip,$desc,$vrf,$id,$mid) = $sth->fetchrow_array()) {
1033 $desc .= " - vrf:$vrf" if $desc && $vrf;
1034 $desc = "vrf:$vrf" if !$desc && $vrf;
1035 $custsth->execute($custid);
1036 my ($ncust) = $custsth->fetchrow_array();
1037 $substh->execute($cidr, $mid, $cidr);
1038 my ($cont) = $substh->fetchrow_array();
1039 $alsth->execute($cidr, $mid, $id);
1040 my ($alloc) = $alsth->fetchrow_array();
1041 $freesth->execute($cidr, $mid);
1042 my ($free) = $freesth->fetchrow_array();
1043 $lfreesth->execute($cidr, $mid);
1044
1045 # make sure we capture the first one separately...
1046 my ($lfree) = $lfreesth->fetchrow_array();
1047 my $num_ipfree = ($lfree ? 2**(32-$lfree) : 0);
1048 # ... so this can proceed without accidentally whacking it
1049 while (my ($freemask) = $lfreesth->fetchrow_array) {
1050 $num_ipfree += 2**(32-$freemask);
1051 }
1052 if ($type =~ /^.[dp]$/) {
1053 ($num_ipfree) = $dbh->selectrow_array("SELECT count(*) FROM poolips WHERE parent_id = ? AND available = 'y'", undef, $id);
1054 }
1055 my $pctfree = sprintf "%0.1f", $num_ipfree / 2**(32-$blockmask) * 100;
1056 $lfree = "/$lfree" if $lfree;
1057 $lfree = '<NONE>' if !$lfree;
1058
1059 my %row = (
1060 block => $cidr,
1061 subfree => $free,
1062 lfree => $lfree,
1063 city => $city,
1064 type => $disp_alloctypes{$type},
1065 custid => $custid,
1066 desc => $desc,
1067 hassubs => ($type eq 'rm' || $type eq 'mm' || $type =~ /.c/ ? 1 : 0),
1068 id => $id,
1069 );
1070# $row{subblock} = ($type =~ /^.r$/); # hmf. wonder why these won't work in the hash declaration...
1071 $row{listpool} = ($type =~ /^.[pd]$/);
1072 # only set this on suitable types (pools, containers)
1073 $row{pctfree} = "$num_ipfree IPs, $pctfree" if $type =~ /^.[cpdm]/;
1074 push (@blocklist, \%row);
1075 }
1076 return \@blocklist;
1077} # end listSubs()
1078
1079
1080## IPDB::listContainers()
1081# List all container-type allocations in a given parent
1082# Takes a database handle and a hash:
1083# - parent is the ID of the parent block
1084# Returns an arrayref to a list of hashrefs with the CIDR block, location, type,
1085# description, block ID, and counts for the nmber uf suballocations (all types),
1086# free blocks, and the CIDR size of the largest free block
1087sub listContainers {
1088 my $dbh = shift;
1089 my %args = @_;
1090
1091 # Just In Case
1092 $args{vrf} = '' if !$args{vrf};
1093
1094 # Snag the allocations for this block
1095 my $sth = $dbh->prepare("SELECT cidr,city,type,custid,swip,description,vrf,id,master_id".
1096 " FROM allocations WHERE parent_id = ? AND type ~ '[mc]\$' ORDER BY cidr");
1097 $sth->execute($args{parent});
1098
1099 my $alsth = $dbh->prepare("SELECT count(*) FROM allocations WHERE cidr <<= ? ".
1100 "AND NOT type='rm' AND NOT type='mm' AND master_id = ? AND NOT id = ?");
1101 my $freesth = $dbh->prepare("SELECT count(*) FROM freeblocks WHERE cidr <<= ? AND master_id = ?");
1102 my $lfreesth = $dbh->prepare("SELECT masklen(cidr) AS maskbits FROM freeblocks WHERE cidr <<= ?".
1103 " AND master_id = ? ORDER BY masklen(cidr) LIMIT 1");
1104
1105 my @blocklist;
1106 while (my ($cidr,$city,$type,$custid,$swip,$desc,$vrf,$id,$mid) = $sth->fetchrow_array()) {
1107 $desc .= " - vrf:$vrf" if $desc && $vrf;
1108 $desc = "vrf:$vrf" if !$desc && $vrf;
1109 $alsth->execute($cidr, $mid, $id);
1110 my ($alloc) = $alsth->fetchrow_array();
1111 $freesth->execute($cidr, $mid);
1112 my ($free) = $freesth->fetchrow_array();
1113 $lfreesth->execute($cidr, $mid);
1114 my ($lfree) = $lfreesth->fetchrow_array();
1115 $lfree = "/$lfree" if $lfree;
1116 $lfree = '<NONE>' if !$lfree;
1117 my %row = (
1118 block => $cidr,
1119 suballocs => $alloc,
1120 subfree => $free,
1121 lfree => $lfree,
1122 city => $city,
1123 type => $disp_alloctypes{$type},
1124 desc => $desc,
1125 id => $id,
1126 );
1127 push (@blocklist, \%row);
1128 }
1129 return \@blocklist;
1130} # end listContainers()
1131
1132
1133## IPDB::listAllocations()
1134# List all end-use allocations in a given parent
1135# Takes a database handle and a hash:
1136# - parent is the ID of the parent block
1137# Returns an arrayref to a list of hashrefs with the CIDR block, location, type,
1138# custID, SWIP flag, description, block ID, and master ID
1139sub listAllocations {
1140 my $dbh = shift;
1141 my %args = @_;
1142
1143 # Snag the allocations for this block
1144 my $sth = $dbh->prepare("SELECT cidr,city,type,custid,swip,description,vrf,id,master_id".
1145 " FROM allocations WHERE parent_id = ? AND type !~ '[mc]\$' ORDER BY cidr");
1146 $sth->execute($args{parent});
1147
1148 # hack hack hack
1149 # set up to flag swip=y records if they don't actually have supporting data in the customers table
1150 my $custsth = $dbh->prepare("SELECT count(*) FROM customers WHERE custid = ?");
1151
1152 my @blocklist;
1153 while (my ($cidr,$city,$type,$custid,$swip,$desc,$vrf,$id,$mid) = $sth->fetchrow_array()) {
1154 $desc .= " - vrf:$vrf" if $desc && $vrf;
1155 $desc = "vrf:$vrf" if !$desc && $vrf;
1156 $custsth->execute($custid);
1157 my ($ncust) = $custsth->fetchrow_array();
1158 my %row = (
1159 block => $cidr,
1160 city => $city,
1161 type => $disp_alloctypes{$type},
1162 custid => $custid,
1163 swip => ($swip eq 'y' ? 'Yes' : 'No'),
1164 partswip => ($swip eq 'y' && $ncust == 0 ? 1 : 0),
1165 desc => $desc,
1166 id => $id,
1167 );
1168# $row{subblock} = ($type =~ /^.r$/); # hmf. wonder why these won't work in the hash declaration...
1169 $row{listpool} = ($type =~ /^.[pd]$/);
1170 push (@blocklist, \%row);
1171 }
1172 return \@blocklist;
1173} # end listAllocations()
1174
1175
1176## IPDB::listForMerge()
1177# Get a list of blocks targetted in a proposed merge
1178sub listForMerge {
1179 my $dbh = shift;
1180 my $parent = shift;
1181 my $newblock = shift;
1182 my $btype = shift || 'a';
1183 $btype = 'a' if $btype !~/^[af]$/;
1184 my $incsub = shift;
1185 $incsub = 1 if !defined($incsub);
1186
1187 my $sql;
1188 if ($btype eq 'a') {
1189 my $ret = $dbh->selectall_arrayref(q(
1190 SELECT a.cidr,a.id,t.dispname FROM allocations a
1191 JOIN alloctypes t ON a.type=t.type
1192 WHERE a.parent_id = ? AND a.cidr <<= ?
1193 ORDER BY a.cidr
1194 ),
1195 { Slice => {} }, $parent, $newblock);
1196 return $ret;
1197 } else {
1198##fixme: Not sure about the casting hackery in "SELECT ?::integer AS id", but it works as intended
1199 my @dbargs = ($parent, "$newblock");
1200 push @dbargs, $parent, $newblock if $incsub;
1201 my $ret = $dbh->selectall_arrayref(q{
1202 SELECT cidr,id FROM freeblocks
1203 WHERE parent_id IN (
1204 }.($incsub ? "SELECT id FROM allocations WHERE parent_id = ? AND cidr <<= ? UNION " : '').q{
1205 SELECT ?::integer AS id
1206 ) AND cidr <<= ?
1207 ORDER BY cidr
1208 },
1209 { Slice => {} }, @dbargs);
1210 return $ret;
1211 }
1212 return;
1213} # end listForMerge()
1214
1215
1216## IPDB::listFree()
1217# Gets a list of free blocks in the requested parent/master and VRF instance in both CIDR and range notation
1218# Takes a parent/master ID and an optional VRF specifier that defaults to empty.
1219# Returns an arrayref to a list of hashrefs containing the CIDR and range-notation blocks
1220# Returns some extra flags in the hashrefs for routed blocks, since those can have several subtypes
1221sub listFree {
1222 my $dbh = shift;
1223
1224 my %args = @_;
1225 # Just In Case
1226 $args{vrf} = '' if !$args{vrf};
1227
1228 my $sth = $dbh->prepare(q(
1229 SELECT f.cidr,f.id,allocations.cidr
1230 FROM freeblocks f
1231 LEFT JOIN allocations ON f.reserve_for = allocations.id
1232 WHERE f.parent_id = ?
1233 ORDER BY f.cidr
1234 ) );
1235# $sth->execute($args{parent}, $args{vrf});
1236 $sth->execute($args{parent});
1237 my @flist;
1238 while (my ($cidr,$id,$resv) = $sth->fetchrow_array()) {
1239 $cidr = new NetAddr::IP $cidr;
1240 my %row = (
1241 fblock => "$cidr",
1242 frange => $cidr->range,
1243 fbid => $id,
1244 fbparent => $args{parent},
1245 resv => $resv,
1246 );
1247 push @flist, \%row;
1248 }
1249 return \@flist;
1250} # end listFree()
1251
1252
1253## IPDB::listPool()
1254# List the IPs in an IP pool.
1255# Takes a pool/parent ID
1256# Returns an arrayref to a list of hashrefs containing the IP, customer ID, availability flag,
1257# description, backreference to the pool/parent, and the IP ID in the pool.
1258# Also includes a "may be deleted" metaflag mainly useful for allowing the return to be passed
1259# directly to HTML::Template for UI display.
1260sub listPool {
1261 my $dbh = shift;
1262 my $pool = shift;
1263 my $incdesc = shift;
1264 $incdesc = 1 if !defined($incdesc); # extra flag to include description and "deleteme" flag
1265
1266 my $sth = $dbh->prepare("SELECT ip,custid,available,description,type,id".
1267 " FROM poolips WHERE parent_id = ? ORDER BY ip");
1268 $sth->execute($pool);
1269 my @poolips;
1270 while (my ($ip,$custid,$available,$desc,$type,$id) = $sth->fetchrow_array) {
1271 my %row = (
1272 ip => $ip,
1273 custid => $custid,
1274 available => $available,
1275 parent => $pool,
1276 id => $id,
1277 );
1278 if ($incdesc) {
1279 $row{desc} = $desc;
1280 $row{delme} = ($available eq 'n');
1281 }
1282 push @poolips, \%row;
1283 }
1284 return \@poolips;
1285} # end listPool()
1286
1287
1288## IPDB::getMasterList()
1289# Get a list of master blocks, optionally including last-modified timestamps
1290# Takes an optional flag to indicate whether to include timestamps;
1291# 'm' includes ctime, all others (suggest 'c') do not.
1292# Returns an arrayref to a list of hashrefs
1293sub getMasterList {
1294 my $dbh = shift;
1295 my $stampme = shift || 'm'; # optional but should be set by caller for clarity
1296
1297 my $mlist = $dbh->selectall_arrayref("SELECT id,vrf,cidr AS master".($stampme eq 'm' ? ',modifystamp AS mtime' : '').
1298 " FROM allocations WHERE type='mm' ORDER BY cidr", { Slice => {} });
1299 return $mlist;
1300} # end getMasterList()
1301
1302
1303## IPDB::getTypeList()
1304# Get an alloctype/description pair list suitable for dropdowns
1305# Takes a flag to determine which general groups of types are returned
1306# Returns an reference to an array of hashrefs
1307sub getTypeList {
1308 my $dbh = shift;
1309 my $tgroup = shift || 'a'; # technically optional, like this, but should
1310 # really be specified in the call for clarity
1311 my $seltype = shift || '';
1312
1313 my $sql = "SELECT type,listname,type=? AS sel FROM alloctypes WHERE listorder <= 500";
1314 if ($tgroup eq 'n') {
1315 # grouping 'n' - all netblock types. These include routed blocks, containers (_c)
1316 # and contained (_r) types, dynamic-allocation ranges (_e), static IP pools (_d and _p),
1317 # and the "miscellaneous" cn, in, and en types.
1318 # Or in other words, everything but master and static IP types.
1319 $sql .= " AND type NOT LIKE '_i'";
1320 } elsif ($tgroup eq 'p') {
1321 # grouping 'p' - primary allocation types. As with 'n' above but without the _r contained types.
1322 $sql .= " AND type NOT LIKE '_i' AND type NOT LIKE '_r'";
1323 } elsif ($tgroup eq 'c') {
1324 # grouping 'c' - contained types. These include all static IPs and all _r types.
1325 $sql .= " AND (type LIKE '_i' OR type LIKE '_r')";
1326 } elsif ($tgroup eq 'i') {
1327 # grouping 'i' - static IP types.
1328 $sql .= " AND type LIKE '_i'";
1329 } else {
1330 # grouping 'a' - all standard allocation types. This includes everything
1331 # but mm (present only as a formality). Make this the default.
1332 # ... whee! no extra WHERE clauses
1333 }
1334 $sql .= " ORDER BY listorder";
1335 my $tlist = $dbh->selectall_arrayref($sql, { Slice => {} }, $seltype);
1336 return $tlist;
1337}
1338
1339
1340## IPDB::getPoolSelect()
1341# Get a list of pools matching the passed city and type that have 1 or more free IPs
1342# Returns an arrayref to a list of hashrefs containing the number of available IPs, the CIDR pool,
1343# and the city it's nominally in.
1344sub getPoolSelect {
1345 my $dbh = shift;
1346 my $iptype = shift;
1347 my $pcity = shift;
1348
1349 my $rangelimit = shift;
1350 if ($rangelimit) {
1351 if ($rangelimit !~ /^[\d\.\/]+$/) {
1352 # Just skip limiting on ridiculous range limits
1353 $rangelimit = '';
1354 } else {
1355 # now check for sanity
1356 $rangelimit = new NetAddr::IP $rangelimit;
1357 $rangelimit = '' if !$rangelimit;
1358 }
1359 }
1360
1361 my ($ptype) = ($iptype =~ /^(.)i$/);
1362 return if !$ptype;
1363 $ptype .= '_';
1364
1365 my @qargs = ($pcity, $ptype);
1366 push @qargs, "$rangelimit" if $rangelimit;
1367
1368 my $plist = $dbh->selectall_arrayref( q(
1369 SELECT a.id as poolid,count(*) AS poolfree,a.cidr AS poolblock, a.city AS poolcit
1370 FROM poolips p
1371 JOIN allocations a ON p.parent_id=a.id
1372 WHERE p.available='y' AND a.city = ? AND p.type LIKE ?).
1373 ($rangelimit ? ' AND a.cidr << ?' : '').q(
1374 GROUP BY a.id,a.cidr,a.city
1375 ORDER BY a.cidr
1376 ),
1377 { Slice => {} }, @qargs );
1378 return $plist;
1379} # end getPoolSelect()
1380
1381
1382## IPDB::findAllocateFrom()
1383# Find free block to add a new allocation from. (CIDR block version of pool select above, more or less)
1384# Takes
1385# - mask length
1386# - allocation type
1387# - POP city "parent"
1388# - optional master-block restriction
1389# - optional flag to allow automatic pick-from-private-network-ranges
1390# Returns a 3-element list with the free block ID, CIDR, and parent ID matching the criteria, if any
1391sub findAllocateFrom {
1392 my $dbh = shift;
1393 my $maskbits = shift;
1394 my $type = shift;
1395 my $city = shift;
1396 my $pop = shift;
1397 my %optargs = @_;
1398
1399 my $failmsg = "No suitable free block found\n";
1400
1401 my @vallist;
1402 my $sql;
1403
1404 # Free pool IPs should be easy.
1405 if ($type =~ /^.i$/) {
1406 # User may get an IP from the wrong VRF. User should not be using admin tools to allocate static IPs.
1407 $sql = "SELECT id, ip, parent_id FROM poolips WHERE ip = ?";
1408 @vallist = ($optargs{gimme});
1409 } else {
1410
1411## Set up the SQL to find out what freeblock we can (probably) use for an allocation.
1412## Very large systems will require development of a reserve system (possibly an extension
1413## of the reserve-for-expansion concept in https://secure.deepnet.cx/trac/ipdb/ticket/24?)
1414## Also populate a value list for the DBI call.
1415
1416 @vallist = ($maskbits);
1417 $sql = "SELECT id,cidr,parent_id FROM freeblocks WHERE masklen(cidr) <= ?";
1418
1419# cases, strict rules
1420# .c -> container type
1421# requires a routing container, fbtype r
1422# .d -> DHCP/"normal-routing" static pool
1423# requires a routing container, fbtype r
1424# .e -> Dynamic-assignment connectivity
1425# requires a routing container, fbtype r
1426# .i -> error, can't allocate static IPs this way?
1427# mm -> error, master block
1428# rm -> routed block
1429# requires master block, fbtype m
1430# .n -> Miscellaneous usage
1431# requires a routing container, fbtype r
1432# .p -> PPP(oE) static pool
1433# requires a routing container, fbtype r
1434# .r -> contained type
1435# requires a matching container, fbtype $1
1436##fixme: strict-or-not flag
1437
1438##fixme: config or UI flag for "Strict" mode
1439# if ($strictmode) {
1440if (0) {
1441 if ($type =~ /^(.)r$/) {
1442 push @vallist, $1;
1443 $sql .= " AND routed = ?";
1444 } elsif ($type eq 'rm') {
1445 $sql .= " AND routed = 'm'";
1446 } else {
1447 $sql .= " AND routed = 'r'";
1448 }
1449}
1450
1451 # for PPP(oE) and container types, the POP city is the one attached to the pool.
1452 # individual allocations get listed with the customer city site.
1453 ##fixme: chain cities to align roughly with a full layer-2 node graph
1454 $city = $pop if $type !~ /^.[pc]$/;
1455 if ($type ne 'rm' && $city) {
1456 $sql .= " AND city = ?";
1457 push @vallist, $city;
1458 }
1459 # Allow specifying an arbitrary full block, instead of a master
1460 if ($optargs{gimme}) {
1461 $sql .= " AND cidr >>= ?";
1462 push @vallist, $optargs{gimme};
1463 }
1464 # if a specific master was requested, allow the requestor to self->shoot(foot)
1465 if ($optargs{master} && $optargs{master} ne '-') {
1466 $sql .= " AND master_id = ?";
1467# if $optargs{master} ne '-';
1468 push @vallist, $optargs{master};
1469 } else {
1470 # if a specific master was NOT requested, filter out the RFC 1918 private networks
1471 if (!$optargs{allowpriv}) {
1472 $sql .= " AND NOT (cidr <<= '192.168.0.0/16' OR cidr <<= '10.0.0.0/8' OR cidr <<= '172.16.0.0/12')";
1473 }
1474 }
1475 # Keep "reserved" blocks out of automatic assignment.
1476##fixme: needs a UI flag or a config knob
1477 $sql .= " AND reserve_for = 0";
1478 # Sorting and limiting, since we don't (currently) care to provide a selection of
1479 # blocks to carve up. This preserves something resembling optimal usage of the IP
1480 # space by forcing contiguous allocations and free blocks as much as possible.
1481 $sql .= " ORDER BY masklen(cidr) DESC,cidr LIMIT 1";
1482 } # done setting up SQL for free CIDR block
1483
1484 my ($fbid,$fbfound,$fbparent) = $dbh->selectrow_array($sql, undef, @vallist);
1485 return $fbid,$fbfound,$fbparent;
1486} # end findAllocateFrom()
1487
1488
1489## IPDB::ipParent()
1490# Get an IP's parent pool's details
1491# Takes a database handle and IP
1492# Returns a hashref to the parent pool block, if any
1493sub ipParent {
1494 my $dbh = shift;
1495 my $block = shift;
1496
1497 my $pinfo = $dbh->selectrow_hashref("SELECT cidr,custid,type,city,description FROM allocations".
1498 " WHERE cidr >>= ? AND (type LIKE '_p' OR type LIKE '_d')", undef, ($block) );
1499 return $pinfo;
1500} # end ipParent()
1501
1502
1503## IPDB::subParent()
1504# Get a block's parent's details
1505# Takes a database handle and CIDR block
1506# Returns a hashref to the parent container block, if any
1507sub subParent {
1508 my $dbh = shift;
1509 my $block = shift;
1510
1511 my $pinfo = $dbh->selectrow_hashref("SELECT cidr,custid,type,city,description FROM allocations".
1512 " WHERE cidr >>= ?", undef, ($block) );
1513 return $pinfo;
1514} # end subParent()
1515
1516
1517## IPDB::blockParent()
1518# Get a block's parent's details
1519# Takes a database handle and CIDR block
1520# Returns a hashref to the parent container block, if any
1521sub blockParent {
1522 my $dbh = shift;
1523 my $block = shift;
1524
1525 my $pinfo = $dbh->selectrow_hashref("SELECT cidr,city FROM routed".
1526 " WHERE cidr >>= ?", undef, ($block) );
1527 return $pinfo;
1528} # end blockParent()
1529
1530
1531## IPDB::getBreadCrumbs()
1532# Retrieve the ID and CIDR of a block's parent(s) up to the master block
1533# Returns an arrayref to a list of hashrefs with CIDR and block ID
1534sub getBreadCrumbs {
1535 my $dbh = shift;
1536 my $parent = shift || 0;
1537 my $vrf = shift; # if we're not browsing into netblocks yet, caller can pass the VRF for breadcrumbs
1538 my @result;
1539
1540 my $sth = $dbh-> prepare("SELECT cidr,type,id,parent_id,vrf FROM allocations WHERE id=?");
1541
1542 while ($parent != 0) {
1543 $sth->execute($parent);
1544 my ($cidr,$type,$id,$pid,$bvrf) = $sth->fetchrow_array;
1545 $vrf = $bvrf;
1546 push @result, { cidr => $cidr, link => $id, ispool => ($type =~ /^.[dp]$/ ? 1 : 0) };
1547 $parent = $pid;
1548 }
1549
1550 push @result, { cidr => "vrf:$vrf", link => $vrf, isvrf => 1 }
1551 if $vrf;
1552
1553 return \@result;
1554} # end getBreadCrumbs()
1555
1556
1557## IPDB::getRoutedCity()
1558# Get the city for a routed block.
1559sub getRoutedCity {
1560 my $dbh = shift;
1561 my $block = shift;
1562
1563 my ($rcity) = $dbh->selectrow_array("SELECT city FROM routed WHERE cidr = ?", undef, ($block) );
1564 return $rcity;
1565} # end getRoutedCity()
1566
1567
1568## IPDB::allocateBlock()
1569# Does all of the magic of actually allocating a netblock
1570# Requires a database handle, and a hash containing the block to allocate, routing depth, custid,
1571# type, city, block to allocate from, and optionally a description, notes, circuit ID,
1572# and private data
1573# Returns a success code and optional error message.
1574sub allocateBlock {
1575 my $dbh = shift;
1576
1577 my %args = @_;
1578
1579 if ($args{cidr} eq 'Single static IP') {
1580 $args{cidr} = '';
1581 } else {
1582 $args{cidr} = new NetAddr::IP $args{cidr};
1583 }
1584
1585 # Spaces don't show up well in lots of places. Make sure they don't get into the DB.
1586 $args{custid} =~ s/^\s+//;
1587 $args{custid} =~ s/\s+$//;
1588
1589 $args{desc} = $args{description} if $args{description};
1590 $args{desc} = '' if !$args{desc};
1591 $args{notes} = '' if !$args{notes};
1592 $args{circid} = '' if !$args{circid};
1593 $args{privdata} = '' if !$args{privdata};
1594##fixme: VRF should trickle down like master_id
1595 $args{vrf} = '' if !$args{vrf};
1596 $args{vlan} = '' if !$args{vlan};
1597 $args{rdns} = '' if !$args{rdns};
1598
1599 # munge the reverse name to include the default domain if there are no dots. Don't append if
1600 # there's no DNS argument though, that would likely cause Big Problems
1601 $args{rdns} .= ".$IPDB::domain" if $IPDB::append_domain && $args{rdns} && $args{rdns} !~ /\./;
1602
1603 $args{user} = $args{rpcuser} if !$args{user};
1604
1605 # Could arguably allow this for eg /120 allocations, but end users who get a single v4 IP are
1606 # usually given a v6 /64, and most v6 addressing schemes need at least half that address space
1607 if ($args{cidr} && $args{cidr}->{isv6} && $args{rdns} =~ /\%/) {
1608 return ('FAIL','Reverse DNS template patterns are not supported for IPv6 allocations');
1609 }
1610
1611 my $sth;
1612
1613 # Snag the "type" of the freeblock and its CIDR
1614 my ($alloc_from_type, $alloc_from, $fbparent, $fcity, $fbmaster) =
1615 $dbh->selectrow_array("SELECT routed,cidr,parent_id,city,master_id FROM freeblocks WHERE id = ?",
1616 undef, $args{fbid});
1617 $alloc_from = new NetAddr::IP $alloc_from;
1618 return ('FAIL',"Failed to allocate $args{cidr}; intended free block was used by another allocation.")
1619 if ($args{type} !~ /.i/ && !$fbparent);
1620##fixme: fail here if !$alloc_from
1621# also consider "lock for allocation" due to multistep allocation process
1622
1623 # To contain the error message, if any.
1624 my $msg = "Unknown error allocating $args{cidr} as '$disp_alloctypes{$args{type}}'";
1625
1626 # Enable transactions and error handling
1627 local $dbh->{AutoCommit} = 0; # These need to be local so we don't
1628 local $dbh->{RaiseError} = 1; # step on our toes by accident.
1629
1630 if ($args{type} =~ /^.i$/) {
1631 $msg = "Unable to assign static IP $args{cidr} to $args{custid}";
1632 eval {
1633##fixme: IP pools across VRFs, need to use the IP ID instead of the CIDR
1634# ... or the VRF itself?
1635 if ($args{cidr}) {
1636 # IP specified
1637 my $availsql = "SELECT available FROM poolips WHERE ";
1638 my @availargs;
1639 if ($args{cidr} =~ /^\d+$/) {
1640 # IP passed as ID
1641 $availsql .= "id = ?";
1642 push @availargs, $args{cidr};
1643 } else {
1644 # IP passed as IP address
1645 $availsql .= "ip = ?";
1646 push @availargs, $args{cidr};
1647 }
1648 if ($args{parent}) {
1649 # Limit by parent ID
1650 $availsql .= " AND parent_id = ?";
1651 push @availargs, $args{parent};
1652 } elsif ($args{vfr}) {
1653 # Limit by VRF, but only if the parent ID isn't available
1654 $availsql .= " AND vrf = ?";
1655 push @availargs, $args{vrf};
1656 } else {
1657 # Fail if we don't have a handle for the pool
1658 die "Missing parent ID or VRF.\n";
1659 }
1660 my ($isavail) = $dbh->selectrow_array($availsql, undef, @availargs);
1661 die "IP is not in an IP pool.\n"
1662 if !$isavail;
1663 die "IP already allocated. Deallocate and reallocate, or update the entry\n"
1664 if $isavail eq 'n';
1665 } else { # IP not specified, take first available
1666 ($args{cidr}) = $dbh->selectrow_array("SELECT ip FROM poolips WHERE parent_id=? AND available='y' ORDER BY ip",
1667 undef, ($args{parent}) );
1668 }
1669
1670 # backup
1671 my $backupid = 0;
1672 if ($args{backup}) {
1673 my $bksql = "INSERT INTO backuplist (";
1674 my @bkvals;
1675 my @bkfields;
1676 for my $bk (@backupfields) {
1677 if ($args{"bk$bk"}) {
1678 push @bkfields, "bk$bk";
1679 push @bkvals, $args{"bk$bk"};
1680 }
1681 }
1682 $bksql .= join(',',@bkfields).") VALUES (".join(',', map {'?'} @bkfields).")";
1683 $dbh->do($bksql, undef, @bkvals);
1684 ($backupid) = $dbh->selectrow_array("SELECT currval('backuplist_backup_id_seq')");
1685 }
1686
1687 # finally assign the IP
1688 $dbh->do("UPDATE poolips SET custid = ?, city = ?, available='n', description = ?, notes = ?, ".
1689 "circuitid = ?, privdata = ?, rdns = ?, backup_id = ? ".
1690 "WHERE ip = ? AND parent_id = ?", undef,
1691 ($args{custid}, $args{city}, $args{desc}, $args{notes},
1692 $args{circid}, $args{privdata}, $args{rdns}, $backupid,
1693 $args{cidr}, $args{parent}) );
1694
1695# node hack
1696 if ($args{nodeid} && $args{nodeid} ne '') {
1697 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($args{cidr}, $args{nodeid}) );
1698 }
1699# end node hack
1700
1701 $dbh->commit; # Allocate IP from pool
1702 };
1703 if ($@) {
1704 $msg .= ": $@";
1705 eval { $dbh->rollback; };
1706 return ('FAIL', $msg);
1707 } else {
1708 # Snag the pool info
1709 my $pinfo = getBlockData($dbh, $args{parent});
1710 # Only try to update rDNS when the pool is flagged as "rDNS available"
1711 if ($pinfo->{revavail} || $pinfo->{revpartial}) {
1712 _rpc('addOrUpdateRevRec', cidr => "$args{cidr}", name => $args{rdns}, rpcuser => $args{user},
1713 location => $pinfo->{location});
1714 }
1715 return ('OK', $args{cidr});
1716 }
1717
1718 } else { # end IP-from-pool allocation
1719
1720 if ($args{cidr} == $alloc_from) {
1721 # Easiest case- insert in one table, delete in the other, and go home. More or less.
1722
1723 eval {
1724 $msg = "Unable to allocate $args{cidr} as '$disp_alloctypes{$args{type}}'";
1725
1726 # backup
1727 my $backupid = 0;
1728 if ($args{backup}) {
1729 if (!$args{bkip}) {
1730 # check for /32-ness. no point in skipping /32 "netblocks", because they already single IPs
1731 die "Backup data set on a netblock requires a backup IP\n" unless $args{cidr} =~ m{/32$};
1732 $args{bkip} = $args{cidr};
1733 }
1734 my $bksql = "INSERT INTO backuplist (";
1735 my @bkfields;
1736 my @bkvals;
1737 for my $bk (@backupfields) {
1738 if ($args{"bk$bk"}) {
1739 push @bkfields, "bk$bk";
1740 push @bkvals, $args{"bk$bk"};
1741 }
1742 }
1743 $bksql .= join(',',@bkfields).") VALUES (".join(',',map {'?'} @bkfields).")";
1744 $dbh->do($bksql, undef, @bkvals);
1745 ($backupid) = $dbh->selectrow_array("SELECT currval('backuplist_backup_id_seq')");
1746 } # $args{backup}
1747
1748 # Insert the allocations entry
1749 $dbh->do("INSERT INTO allocations ".
1750 "(cidr,parent_id,master_id,vrf,vlan,custid,type,city,description,notes,circuitid,privdata,rdns,backup_id)".
1751 " VALUES (?,?,?,(SELECT vrf FROM allocations WHERE id=?),?,?,?,?,?,?,?,?,?,?)", undef,
1752 ($args{cidr}, $fbparent, $fbmaster, $fbmaster, $args{vlan}, $args{custid}, $args{type}, $args{city},
1753 $args{desc}, $args{notes}, $args{circid}, $args{privdata}, $args{rdns}, $backupid) );
1754 my ($bid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
1755
1756 # Munge freeblocks
1757 if ($args{type} =~ /^(.)[mc]$/) {
1758 # special case - block is a routed or container/"reserve" block
1759 my $rtype = $1;
1760 $dbh->do("UPDATE freeblocks SET routed = ?,city = ?,parent_id = ? WHERE id = ?",
1761 undef, ($rtype, $args{city}, $bid, $args{fbid}) );
1762 } else {
1763 # "normal" case
1764 $dbh->do("DELETE FROM freeblocks WHERE id = ?", undef, ($args{fbid}) );
1765 }
1766
1767 # And initialize the pool, if necessary
1768 # PPPoE pools (currently dialup, DSL, and WiFi) get all IPs made available
1769 # "DHCP" or "real-subnet" pools have the net, gw, and bcast IPs removed.
1770 if ($args{type} =~ /^.p$/) {
1771 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
1772 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "all", $bid);
1773 die $rmsg if $code eq 'FAIL';
1774 } elsif ($args{type} =~ /^.d$/) {
1775 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
1776 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "normal", $bid);
1777 die $rmsg if $code eq 'FAIL';
1778 }
1779
1780# node hack
1781 if ($args{nodeid} && $args{nodeid} ne '') {
1782 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($args{cidr}, $args{nodeid}) );
1783 }
1784# end node hack
1785
1786 $dbh->commit; # Simple block allocation
1787 }; # end of eval
1788 if ($@) {
1789 $msg .= ": ".$@;
1790 eval { $dbh->rollback; };
1791 return ('FAIL',$msg);
1792 }
1793
1794 } else { # cidr != alloc_from
1795
1796 # Hard case. Allocation is smaller than free block.
1797
1798 # make sure new allocation is in fact within freeblock. *sigh*
1799 return ('FAIL',"Requested allocation $args{cidr} is not within $alloc_from")
1800 if !$alloc_from->contains($args{cidr});
1801 my $wantmaskbits = $args{cidr}->masklen;
1802 my $maskbits = $alloc_from->masklen;
1803
1804 my @newfreeblocks; # Holds free blocks generated from splitting the source freeblock.
1805
1806 # This determines which blocks will be left "free" after allocation. We take the
1807 # block we're allocating from, and split it in half. We see which half the wanted
1808 # block is in, and repeat until the wanted block is equal to one of the halves.
1809 my $i=0;
1810 my $tmp_from = $alloc_from; # So we don't munge $args{alloc_from}
1811 while ($maskbits++ < $wantmaskbits) {
1812 my @subblocks = $tmp_from->split($maskbits);
1813 $newfreeblocks[$i++] = (($args{cidr}->within($subblocks[0])) ? $subblocks[1] : $subblocks[0]);
1814 $tmp_from = ( ($args{cidr}->within($subblocks[0])) ? $subblocks[0] : $subblocks[1] );
1815 } # while
1816
1817 # Begin SQL transaction block
1818 eval {
1819 $msg = "Unable to allocate $args{cidr} as '$disp_alloctypes{$args{type}}'";
1820
1821 # Delete old freeblocks entry
1822 $dbh->do("DELETE FROM freeblocks WHERE id = ?", undef, ($args{fbid}) );
1823
1824 # Insert the allocations entry
1825 $dbh->do("INSERT INTO allocations ".
1826 "(cidr,parent_id,master_id,vrf,vlan,custid,type,city,description,notes,circuitid,privdata,rdns)".
1827 " VALUES (?,?,?,(SELECT vrf FROM allocations WHERE id=?),?,?,?,?,?,?,?,?,?)", undef,
1828 ($args{cidr}, $fbparent, $fbmaster, $fbmaster, $args{vlan}, $args{custid}, $args{type}, $args{city},
1829 $args{desc}, $args{notes}, $args{circid}, $args{privdata}, $args{rdns}) );
1830 my ($bid) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
1831
1832 # Insert new list of smaller free blocks left over. Flag the one that matches the
1833 # masklength of the new allocation, if a reserve block was requested.
1834 $sth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,vrf,parent_id,master_id,reserve_for) ".
1835 "VALUES (?,?,?,?,?,?,?)");
1836 foreach my $block (@newfreeblocks) {
1837 $sth->execute($block, $fcity, $alloc_from_type, $args{vrf}, $fbparent, $fbmaster,
1838 ($args{reserve} && $block->masklen == $wantmaskbits ? $bid : 0));
1839 }
1840
1841 # For routed/container types, add a freeblock within the allocated block so we can subdivide it further
1842 if ($args{type} =~ /(.)[mc]/) { # rm and .c types - containers
1843 my $rtype = $1;
1844 $sth->execute($args{cidr}, $args{city}, $rtype, $args{vrf}, $bid, $fbmaster, 0);
1845 }
1846
1847 # And initialize the pool, if necessary
1848 # PPPoE pools (currently dialup, DSL, and WiFi) get all IPs made available
1849 # "DHCP" or "real-subnet" pools have the net, gw, and bcast IPs removed.
1850 if ($args{type} =~ /^.p$/) {
1851 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
1852 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "all", $bid);
1853 die $rmsg if $code eq 'FAIL';
1854 } elsif ($args{type} =~ /^.d$/) {
1855 $msg = "Could not initialize IPs in new $disp_alloctypes{$args{type}} $args{cidr}";
1856 my ($code,$rmsg) = initPool($dbh, $args{cidr}, $args{type}, $args{city}, "normal", $bid);
1857 die $rmsg if $code eq 'FAIL';
1858 }
1859
1860# node hack
1861 if ($args{nodeid} && $args{nodeid} ne '') {
1862 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($args{cidr}, $args{nodeid}) );
1863 }
1864# end node hack
1865
1866 $dbh->commit; # Complex block allocation
1867 }; # end eval
1868 if ($@) {
1869 $msg .= ": ".$@;
1870 eval { $dbh->rollback; };
1871 return ('FAIL',$msg);
1872 }
1873
1874 } # end fullcidr != alloc_from
1875
1876 # Snag the parent info
1877 my $pinfo = getBlockData($dbh, $fbparent);
1878 # Only try to update rDNS when the block is flagged as "rDNS available"
1879 if (($pinfo->{revavail} || $pinfo->{revpartial}) && ($args{rdns} || $args{iprev})) {
1880 # the netblock/allocation...
1881 _rpc('addOrUpdateRevRec', cidr => "$args{cidr}", name => $args{rdns}, rpcuser => $args{user},
1882 location => $pinfo->{location});
1883 # ...and the per-IP set, if there is one.
1884 _rpc('updateRevSet', %{$args{iprev}}, rpcuser => $args{user}, location => $pinfo->{location})
1885 if keys (%{$args{iprev}});
1886 }
1887
1888 return ('OK', 'OK');
1889
1890 } # end static-IP vs netblock allocation
1891
1892} # end allocateBlock()
1893
1894
1895## IPDB::initPool()
1896# Initializes a pool
1897# Requires a database handle, the pool CIDR, type, city, and a parameter
1898# indicating whether the pool should allow allocation of literally every
1899# IP, or if it should reserve network/gateway/broadcast IPs
1900# Note that this is NOT done in a transaction, that's why it's a private
1901# function and should ONLY EVER get called from allocateBlock()
1902sub initPool {
1903 my ($dbh,undef,$type,$city,$class,$parent) = @_;
1904 my $pool = new NetAddr::IP $_[1];
1905
1906 # IPv6 does not lend itself to IP pools as supported
1907 return ('FAIL',"Refusing to create IPv6 static IP pool\n") if $pool->{isv6};
1908 # IPv4 pools don't make much sense beyond even /24. Allow up to 4096-host footshooting anyway.
1909 # NetAddr::IP won't allow more than a /16 (65k hosts).
1910 return ('FAIL',"Refusing to create oversized static IP pool\n") if $pool->masklen <= 20;
1911
1912 # Retrieve some odds and ends for defaults on the IPs
1913 my ($pcustid) = $dbh->selectrow_array("SELECT def_custid FROM alloctypes WHERE type=?", undef, ($type) );
1914 my ($vrf,$vlan,$master) = $dbh->selectrow_array("SELECT vrf,vlan,master_id FROM allocations WHERE id = ?",
1915 undef, ($parent) );
1916
1917 $type =~ s/[pd]$/i/;
1918 my $sth;
1919 my $msg;
1920
1921 eval {
1922 # have to insert all pool IPs into poolips table as "unallocated".
1923 $sth = $dbh->prepare("INSERT INTO poolips (ip,custid,city,type,parent_id,master_id,vrf) VALUES (?,?,?,?,?,?,?)");
1924
1925 # in case of pool extension by some means, we need to see what IPs were already inserted
1926 my $tmp1 = $dbh->selectall_arrayref("SELECT ip FROM poolips WHERE parent_id = ?", undef, $parent);
1927 my %foundips;
1928 foreach (@{$tmp1}) {
1929 $foundips{$_->[0]} = 1;
1930 }
1931
1932# Dodge an edge case - pool where IPs have been "stolen" and turned into a netblock assignment.
1933# We can't just "get all the current IPs, and add the missing ones", because some IPs are
1934# legitimately missing (for stretchy values of "legitimately").
1935
1936 my $pdata = getBlockData($dbh, $parent);
1937 my $pcidr = new NetAddr::IP $pdata->{block};
1938
1939 if ($pcidr != $pool) {
1940 # enumerate the IPs from the *old* pool, flag them as "found", so we can iterate the entire
1941 # requested pool and still make sure we skip the IPs in the old pool - even if they've been
1942 # "stolen" by legacy netblocks.
1943 my @oldips = $pcidr->hostenum;
1944 # decide whether to start excluding existing IPs at the "gateway" or "gateway+1"
1945 my $ostart = ($pdata->{type} =~ /^.d$/ ? 1 : 0);
1946 for (my $i = $ostart; $i<= $#oldips; $i++) {
1947 $foundips{$oldips[$i]} = 1;
1948 }
1949 }
1950
1951 # enumerate the hosts in the IP range - everything except the first (net) and last (bcast) IP
1952 my @poolip_list = $pool->hostenum;
1953
1954 # always check/add IPs from gw+1 through bcast-1:
1955 # (but the set won't be in oooorderrrrr! <pout>)
1956 for (my $i=1; $i<=$#poolip_list; $i++) {
1957 my $baseip = $poolip_list[$i]->addr;
1958 if ($baseip !~ /\.(?:0|255)$/ && !$foundips{$poolip_list[$i]}) {
1959 $sth->execute($baseip, $pcustid, $city, $type, $parent, $master, $vrf);
1960 }
1961 }
1962
1963 # now do the special case - DSL/PPP blocks can use the "net", "gw", and "bcast" IPs.
1964 # we exclude .0 and .255 anyway, since while they'll mostly work, they *will* behave badly here and there.
1965 if ($class eq 'all') { # (DSL-ish block - *all* IPs available
1966 if ($pool->addr !~ /\.0$/) { # .0 causes weirdness.
1967 $sth->execute($pool->addr, $pcustid, $city, $type, $parent, $master, $vrf)
1968 unless $foundips{$pool->addr."/32"};
1969 }
1970 $sth->execute($poolip_list[0]->addr, $pcustid, $city, $type, $parent, $master, $vrf)
1971 unless $foundips{$poolip_list[0]};
1972 $pool--;
1973 if ($pool->addr !~ /\.255$/) { # .255 can cause weirdness.
1974 $sth->execute($pool->addr, $pcustid, $city, $type, $parent, $master, $vrf)
1975 unless $foundips{$pool->addr."/32"};
1976 }
1977 }
1978# don't commit here! the caller may not be done.
1979# $dbh->commit;
1980 };
1981 if ($@) {
1982 $msg = $@;
1983# Don't roll back! It's up to the caller to handle this.
1984# eval { $dbh->rollback; };
1985 return ('FAIL',$msg);
1986 } else {
1987 return ('OK',"OK");
1988 }
1989} # end initPool()
1990
1991
1992## IPDB::updateBlock()
1993# Update an allocation
1994# Takes all allocation fields in a hash
1995sub updateBlock {
1996 my $dbh = shift;
1997 my %args = @_;
1998
1999 return ('FAIL', 'Missing block to update') if !$args{block};
2000
2001 # Spaces don't show up well in lots of places. Make sure they don't get into the DB.
2002 $args{custid} =~ s/^\s+//;
2003 $args{custid} =~ s/\s+$//;
2004
2005 # do it all in a transaction
2006 local $dbh->{AutoCommit} = 0;
2007 local $dbh->{RaiseError} = 1;
2008
2009 my @fieldlist;
2010 my @vallist;
2011 foreach ('custid', 'city', 'description', 'notes', 'circuitid', 'privdata', 'rdns', 'vrf', 'vlan') {
2012 if ($args{$_}) {
2013 push @fieldlist, $_;
2014 push @vallist, $args{$_};
2015 }
2016 }
2017
2018 my $binfo;
2019 my $updtable = 'allocations';
2020 my $keyfield = 'id';
2021 if ($args{type} =~ /^(.)i$/) {
2022 $updtable = 'poolips';
2023 $binfo = getBlockData($dbh, $args{block}, 'i');
2024 # allow allocating an IP by update. mainly for RPC, may simplify matters for caller
2025 if ($args{assignIP_on_update}) {
2026 push @fieldlist, 'available';
2027 push @vallist, 'n';
2028 }
2029 } else {
2030## fixme: there's got to be a better way...
2031 $binfo = getBlockData($dbh, $args{block});
2032 if ($args{swip}) {
2033 if ($args{swip} eq 'on' || $args{swip} eq '1' || $args{swip} eq 'y') {
2034 $args{swip} = 'y';
2035 } else {
2036 $args{swip} = 'n';
2037 }
2038 }
2039 foreach ('type', 'swip') {
2040 if ($args{$_}) {
2041 push @fieldlist, $_;
2042 push @vallist, $args{$_};
2043 }
2044 }
2045 }
2046
2047 return ('FAIL', 'No fields to update') if !@fieldlist;
2048
2049 my $sql = "UPDATE $updtable SET ";
2050 $sql .= join " = ?, ", @fieldlist;
2051
2052 # create these here so we can use the expanded CIDR in the rDNS update after the eval,
2053 # if we're expanding the block into a "reserved" freeblock
2054 my $cidr = NetAddr::IP->new($binfo->{block});
2055 my $newblock = NetAddr::IP->new($cidr->addr, $cidr->masklen - 1)->network;
2056
2057 eval {
2058 # check for block merge first...
2059 if ($args{fbmerge}) {
2060 # safety net? make sure mergeable block passed in is really one or both of
2061 # a) reserved for expansion of the block and
2062 # b) confirmed CIDR-combinable
2063 # "safety? SELECT foo FROM freeblocks WHERE cidr << ? AND masklen(cidr) = ?, $newblock, ".$cidr->masklen."\n";
2064 $dbh->do("DELETE FROM freeblocks WHERE id=?", undef, $args{fbmerge});
2065 # ... so we can append the change in the stored CIDR field to extend the allocation.
2066 $sql .= " = ?, cidr";
2067 push @vallist, $newblock;
2068 # if we have an IP pool, call initPool to fill in any missing entries in the pool
2069 if ($binfo->{type} =~ /^.p$/) {
2070 my ($code,$rmsg) = initPool($dbh, "$newblock", $binfo->{type}, $binfo->{city}, 'all', $args{block});
2071 die $rmsg if $code eq 'FAIL';
2072 } elsif ($binfo->{type} =~ /^.d$/) {
2073 my ($code,$rmsg) = initPool($dbh, "$newblock", $binfo->{type}, $binfo->{city}, 'normal', $args{block});
2074 die $rmsg if $code eq 'FAIL';
2075 }
2076 }
2077
2078 # backup
2079 if (!defined($args{ignorebk})) {
2080 # backup data considered "restricted"; caller should set this flag if user does not have 's' permission
2081
2082 my $backupid = $binfo->{hasbk};
2083 if (!$binfo->{hasbk}) {
2084 if ($args{backup}) {
2085 # failure mode: backup data on netblock with no IP set
2086 if (!$args{bkip}) {
2087 # check for /32-ness. no point in skipping /32 "netblocks", because they already single IPs
2088 die "Backup data set on a netblock requires a backup IP\n" unless $binfo->{block} =~ m{/32$};
2089 $args{bkip} = $binfo->{block};
2090 }
2091 # insert new backup record since we don't have one
2092 my $bksql = "INSERT INTO backuplist (";
2093 my @bkfields;
2094 my @bkvals;
2095 for my $bk (@backupfields) {
2096 if ($args{"bk$bk"}) {
2097 push @bkfields, "bk$bk";
2098 push @bkvals, $args{"bk$bk"};
2099 }
2100 }
2101 $bksql .= join(',',@bkfields).") VALUES (".join(',', map {'?'} @bkfields).")";
2102 $dbh->do($bksql, undef, @bkvals);
2103 ($backupid) = $dbh->selectrow_array("SELECT currval('backuplist_backup_id_seq')");
2104 # add the backup ID to the update
2105 push @vallist, $backupid;
2106 $sql .= " = ?, backup_id";
2107 }
2108
2109 } else { # !$binfo->{hasbk}
2110
2111 # allocation already has backup data
2112 if ($args{backup}) {
2113 if (!$args{bkip}) {
2114 # check for /32-ness. no point in skipping /32 "netblocks", because they are already single IPs
2115 die "Backup data set on a netblock requires a backup IP\n" unless $binfo->{block} =~ m{/32$};
2116 $args{bkip} = $binfo->{block};
2117 }
2118 my @bkfields;
2119 my @bkvals;
2120 for my $bk (@backupfields) {
2121 no warnings qw( uninitialized );
2122 if ($binfo->{"bk$bk"} ne $args{"bk$bk"}) {
2123 push @bkfields, "bk$bk = ?";
2124 push @bkvals, $args{"bk$bk"};
2125 }
2126 }
2127
2128 $dbh->do("UPDATE backuplist SET ".join(',', @bkfields)." WHERE backup_id = ?",
2129 undef, @bkvals, $binfo->{hasbk})
2130 if @bkfields;
2131##todo: keep historic changes for $timeperiod, by adding a backref ID field, and on updates adding a new backup
2132# record instead of updating the existing one. should probably check if new==old so we don't do needless updates
2133# in that case...
2134 } else {
2135 if ($binfo->{hasbk}) {
2136 # had backup data, no longer checked - delete backup entry
2137 $dbh->do("DELETE FROM backuplist WHERE backup_id = ?", undef, $binfo->{hasbk});
2138 $sql .= " = ?, backup_id";
2139 push @vallist, 0;
2140 }
2141 }
2142 } # $binfo->{hasbk} defined
2143 } # if !args{ignorebk}
2144
2145 # append another SQL fragment
2146 push @vallist, $args{block};
2147 $sql .= " = ? WHERE $keyfield = ?";
2148
2149##fixme: don't do the update on pool IPs if the IP is available and assignIP_on_update is not set
2150 # do the update
2151 $dbh->do($sql, undef, @vallist);
2152
2153 if ($args{node}) {
2154 # done with delete/insert so we don't have to worry about funkyness updating a node ref that isn't there
2155 $dbh->do("DELETE FROM noderef WHERE block = ?", undef, ($binfo->{block}) );
2156 $dbh->do("INSERT INTO noderef (block,node_id) VALUES (?,?)", undef, ($binfo->{block}, $args{node}) )
2157 if $args{node} ne '--';
2158 }
2159
2160 $dbh->commit;
2161 };
2162 if ($@) {
2163 my $msg = $@;
2164 $dbh->rollback;
2165 return ('FAIL', $msg);
2166 }
2167
2168 # Do RPC rDNS call, if available.
2169 # Snag the parent info
2170 my $pinfo = getBlockData($dbh, $binfo->{parent_id});
2171 # Return early if rDNS flag(s) are not set
2172 return ('OK','OK') unless ($pinfo->{revavail} || $pinfo->{revpartial});
2173
2174 # munge the reverse name to include the default domain if there are no dots. Don't append if
2175 # there's no DNS argument though, that would likely cause Big Problems
2176 $args{rdns} .= ".$IPDB::domain" if $IPDB::append_domain && $args{rdns} && $args{rdns} !~ /\./;
2177
2178 # In case of any container (mainly master block), only update freeblocks so we don't stomp subs
2179 # (which would be the wrong thing in pretty much any case except "DELETE ALL EVARYTHING!!1!oneone!")
2180 if ($binfo->{type} =~ '.[mc]') {
2181 # Not using listFree() as it doesn't return quite all of the blocks wanted.
2182 # Retrieve the immediate free blocks
2183 my $sth = $dbh->prepare(q(
2184 SELECT cidr FROM freeblocks WHERE parent_id = ?
2185 UNION
2186 SELECT cidr FROM freeblocks f WHERE
2187 cidr = (SELECT cidr FROM allocations a WHERE f.cidr = a.cidr)
2188 AND master_id = ?
2189 ) );
2190 $sth->execute($args{block}, $binfo->{master_id});
2191 my %fbset;
2192 while (my ($fb) = $sth->fetchrow_array) {
2193 $fbset{"host_$fb"} = $args{rdns};
2194 }
2195 # We use this RPC call instead of multiple addOrUpdateRevRec calls, since we don't
2196 # know how many records we'll be updating and more than 3-4 is far too slow. This
2197 # should be safe to call unconditionally.
2198 # Requires dnsadmin >= r678
2199 _rpc('updateRevSet', %fbset, rpcuser => $args{user}, location => $pinfo->{location});
2200
2201 } else {
2202 $binfo->{block} =~ s{/(?:32|128)$}{};
2203 # Only insert a record for IPv4, or actual single v6 IPs
2204 _rpc('addOrUpdateRevRec', cidr => $binfo->{block}, name => $args{rdns}, rpcuser => $args{user},
2205 location => $pinfo->{location})
2206 if !$cidr->{isv6} || ($cidr->{isv6} && $cidr->masklen == 128);
2207
2208 # and the per-IP set, if there is one.
2209 _rpc('updateRevSet', cidr => $binfo->{block}, %{$args{iprev}}, rpcuser => $args{user},
2210 location => $pinfo->{location})
2211 if keys (%{$args{iprev}});
2212
2213 # and fix up the template's CIDR if required
2214 _rpc('resizeTemplate', oldcidr => "$binfo->{block}", newcidr => $newblock->network.'',
2215 rpcuser => $args{user}, location => $pinfo->{location})
2216 if $args{fbmerge};
2217 }
2218
2219##fixme: RPC failures?
2220 return ('OK','OK');
2221} # end updateBlock()
2222
2223
2224## IPDB::splitBlock()
2225# Splits an existing allocation into two or more smaller allocations based on a passed netmask
2226# Duplicates all other data
2227# Returns an arrayref to a list of hashrefs with ID and CIDR keys for the list of new allocations.
2228# Should probably commit DNS magic to realign DNS data
2229# Mostly works but may return Strange Things(TM) if used on a master block
2230sub splitBlock {
2231 my $dbh = shift;
2232 my %args = @_;
2233
2234##fixme: set errstr on errors so caller can suitably clue-by-four the user
2235 return if $args{basetype} ne 'b'; # only netblocks allowed!
2236
2237 my $binfo = getBlockData($dbh, $args{id});
2238 return if !$binfo;
2239
2240 return if $args{newmask} !~ /^\d+$/;
2241
2242 my @ret;
2243 my $block = new NetAddr::IP $binfo->{block};
2244 my $oldmask = $block->masklen;
2245
2246 # Fail if the block to split is "too small" - eg, can't split a v4 /32 at all
2247 # failure modes:
2248 # difference between $oldmask and $newmask is negative or 0
2249 if ($args{newmask} - $oldmask <= 0) {
2250 $errstr = "Can't split a /$oldmask allocation into /$args{newmask} pieces";
2251 return;
2252 }
2253# # difference between $oldmask and $newmask is > n, for arbitrary n?
2254# if ($newmask - $oldmask > 42) { # because 42
2255# }
2256 # $oldmask > n, for arbitrary n? At least check limits of data type.
2257 if ($block->{isv6}) {
2258 if ($args{newmask} - $oldmask > 128) {
2259 $errstr = "Impossible IPv6 mask length /$args{newmask} requested";
2260 return;
2261 }
2262 } else {
2263 if ($args{newmask} - $oldmask > 32) {
2264 $errstr = "Impossible IPv4 mask length /$args{newmask} requested";
2265 return;
2266 }
2267 }
2268
2269 my @newblocks = $block->split($args{newmask});
2270
2271 local $dbh->{AutoCommit} = 0;
2272 local $dbh->{RaiseError} = 1;
2273
2274 eval {
2275 # line up a list of fields and values. Be nice if there was a handy way to do,
2276 # direct in SQL, something like
2277 # "INSERT INTO foo (f1,f2,f3) VALUES (newf1,(SELECT oldf2,oldf3 FROM foo WHERE baz))"
2278 my @fieldlist = qw(type city description notes circuitid privdata custid swip vrf vlan rdns parent_id master_id);
2279 my $fields_sql = join(',', @fieldlist);
2280 my @vals;
2281 foreach (@fieldlist) {
2282 push @vals, $binfo->{$_};
2283 }
2284 # note the first block in the split for return
2285 push @ret, {nid => $args{id}, nblock => "$newblocks[0]"};
2286
2287 # prepare
2288 my $idsth = $dbh->prepare("SELECT currval('allocations_id_seq')");
2289 my $allocsth = $dbh->prepare("INSERT INTO allocations (cidr, $fields_sql)".
2290 " VALUES (?".',?'x(scalar(@fieldlist)).")");
2291 my $allocsth2 = $dbh->prepare(qq(
2292 INSERT INTO allocations (cidr, $fields_sql)
2293 SELECT ? AS cidr, $fields_sql
2294 FROM allocations
2295 WHERE id = ?
2296 ) );
2297 my $nbsth = $dbh->prepare("DELETE FROM poolips WHERE parent_id = ? AND ip = ?");
2298 my $upd_psth = $dbh->prepare("UPDATE allocations SET parent_id = ? WHERE parent_id = ? AND cidr <<= ?");
2299 my $upd_msth = $dbh->prepare("UPDATE allocations SET master_id = ? WHERE master_id = ? AND cidr <<= ?");
2300 my $fb_psth = $dbh->prepare("UPDATE freeblocks SET parent_id = ? WHERE parent_id = ? AND cidr <<= ?");
2301 my $fb_msth = $dbh->prepare("UPDATE freeblocks SET master_id = ? WHERE master_id = ? AND cidr <<= ?");
2302 my $pool_psth = $dbh->prepare("UPDATE poolips SET parent_id = ? WHERE parent_id = ? AND ip << ?");
2303 my $pool_msth = $dbh->prepare("UPDATE poolips SET master_id = ? WHERE master_id = ? AND ip <<= ?");
2304
2305 my @clist;
2306 _getChildren($dbh, $args{id}, $binfo->{master_id}, \@clist, $block);
2307
2308 my @processlist;
2309 push @processlist, { id => $args{id}, cidr => $block, mask => $block->masklen, type => $binfo->{type} };
2310 foreach (@clist) {
2311 $_->{cidr} = new NetAddr::IP $_->{cidr};
2312 if ($_->{cidr}->masklen < $args{newmask}) {
2313 $_->{mask} = $_->{cidr}->masklen;
2314 push @processlist, $_;
2315 }
2316 }
2317
2318 # Sort on masklen, crudely break ties by pushing container blocks down the stack. Multiple-nested containers
2319 # of the same size are virtually guaranteed to produce strange results, but should be rare enough to not matter
2320 @processlist = sort { $b->{cidr}->masklen <=> $a->{cidr}->masklen || $a->{type} =~ /^.m$/ } @processlist;
2321
2322 foreach my $pr (@processlist) {
2323 my @nbset = $pr->{cidr}->split($args{newmask});
2324
2325 # update existing block
2326 $dbh->do("UPDATE allocations SET cidr = ? WHERE id = ?", undef, ("$nbset[0]", $pr->{id}) );
2327
2328 # axe the new bcast IP from the smaller pool at the "base" block, if it's a "normal" pool
2329 if ($pr->{type} =~ /.d/) {
2330 $nbset[0]--;
2331 $nbsth->execute($pr->{id}, $nbset[0]->addr);
2332 }
2333
2334 # Holder for freeblocks-to-delete. Should be impossible to have more than one...
2335 my %fbdel;
2336
2337 # Loop over the new blocks that are not the base block
2338 for (my $i = 1; $i <= $#nbset; $i++) {
2339 # add the new allocation
2340 $allocsth2->execute($nbset[$i], $pr->{id});
2341
2342 # fetch the ID of the entry we just added...
2343 $idsth->execute();
2344 my ($nid) = $idsth->fetchrow_array();
2345 # ... so we can pass back the list of blocks and IDs...
2346 push @ret, {nid => $nid, nblock => "$nbset[$i]"};
2347 # axe the net, gw, and bcast IPs as necessary when splitting a "normal" pool
2348 if ($pr->{type} =~ /.d/) {
2349 # net
2350 $nbsth->execute($pr->{id}, $nbset[$i]->addr);
2351 $nbset[$i]++;
2352 # gw
2353 $nbsth->execute($pr->{id}, $nbset[$i]->addr);
2354 $nbset[$i]--;
2355 $nbset[$i]--;
2356 # bcast
2357 $nbsth->execute($pr->{id}, $nbset[$i]->addr);
2358 $nbset[$i]++;
2359 } # $binfo->{type} =~ /.d/
2360
2361 # Check for free blocks larger than the new mask length, and split those as needed.
2362 if ($pr->{type} =~ /.[cm]/) {
2363 # get a "list" of freeblocks bigger than the allocation in the parent. there's only one, right?
2364 my $fblist = $dbh->selectall_arrayref("SELECT id FROM freeblocks WHERE cidr >> ? AND parent_id = ? ",
2365 {Slice=>{}}, $nbset[$i], $pr->{id});
2366 if (@$fblist) {
2367 # create a new freeblock for the new block we created earlier
2368 $dbh->do(q{
2369 INSERT INTO freeblocks (cidr, parent_id, master_id, city, routed,vrf)
2370 SELECT ? AS cidr, ? AS parent_id, master_id, city, routed, vrf FROM freeblocks
2371 WHERE id = ?
2372 }, undef, ($nbset[$i], $nid, $fblist->[0]->{id}) );
2373 $fbdel{$fblist->[0]->{id}}++;
2374 }
2375 } # $binfo->{type} =~ /.[cm]/
2376
2377 # Reparent allocations, freeblocks, and pool IPs.
2378 $upd_psth->execute($nid, $pr->{id}, $nbset[$i]);
2379 $fb_psth->execute($nid, $pr->{id}, $nbset[$i]);
2380 $pool_psth->execute($nid, $pr->{id}, $nbset[$i]);
2381
2382 # Update master if we've split a master block
2383 if ($pr->{type} eq 'mm') {
2384 $upd_msth->execute($nid, $pr->{id}, $nbset[$i]);
2385 $fb_msth->execute($nid, $pr->{id}, $nbset[$i]);
2386 $pool_msth->execute($nid, $pr->{id}, $nbset[$i]);
2387 }
2388
2389##fixme:
2390# 2015/09/09 not sure if the latest rewrite has covered this case complete or not
2391# Still missing one edge case - megasplitting a large block such that "many" children also need to be split.
2392# I'm going to call this "unsupported" because I really can't imagine a sane reason for doing this.
2393# Should probably check and error out at least
2394
2395 } # for (... @nbset)
2396
2397 if (%fbdel) {
2398 # pretty sure this SELECT result isn't used...
2399 my $delfblist = $dbh->selectall_arrayref(q{
2400 SELECT cidr,parent_id,id FROM freeblocks
2401 WHERE id in (
2402 }.join(',', keys %fbdel).")", {Slice=>{}} );
2403 foreach my $fbd (keys %fbdel) {
2404 $dbh->do("UPDATE freeblocks SET cidr = set_masklen(cidr, ?) WHERE id = ?", undef, $args{newmask}, $fbd);
2405 }
2406 }
2407
2408 } # foreach @processlist
2409
2410 $dbh->commit;
2411 };
2412 if ($@) {
2413 $errstr = "Error splitting $binfo->{block}: $@";
2414 $dbh->rollback;
2415 return;
2416 }
2417
2418 # Only try to update rDNS when the original block is flagged as "rDNS available"
2419 _rpc('splitTemplate', cidr => $binfo->{block}, newmask => $args{newmask}, rpcuser => $args{user},
2420 location => $binfo->{location})
2421 if ($binfo->{revavail} || $binfo->{revpartial});
2422
2423 return \@ret;
2424} # end splitBlock()
2425
2426
2427## IPDB::shrinkBlock()
2428# Shrink an allocation to the passed CIDR block
2429# Takes an allocation ID and a new CIDR
2430# Returns an arrayref to a list of hashrefs with the ID and CIDR of the freed block(s)
2431# Refuses to shrink "real netblock" pool types below /30
2432sub shrinkBlock {
2433 my $dbh = shift;
2434 my $id = shift;
2435
2436 # just take the new CIDR spec; this way we can shrink eg .16/28 to .20/30 without extra contortions
2437 my $newblock = new NetAddr::IP shift;
2438
2439 my $user = shift;
2440
2441 if (!$newblock) {
2442 $errstr = "Can't shrink something that's not a netblock";
2443 return;
2444 }
2445
2446 my $binfo = getBlockData($dbh, $id);
2447 my $pinfo = getBlockData($dbh, $binfo->{parent_id});
2448
2449 if ($binfo->{type} =~ /.d/ && $newblock->masklen > ($newblock->bits+2) ) {
2450 $errstr = "Can't shrink a non-PPP pool smaller than ".($newblock->{isv6} ? '/124' : '/30');
2451 return;
2452 }
2453
2454 my $oldblock = new NetAddr::IP $binfo->{block};
2455
2456 # Don't try to shrink the block outside of itself, Bad Things (probably) Happen.
2457 if (!$oldblock->contains($newblock)) {
2458 $errstr = "Can't shrink an allocation outside of itself";
2459 return;
2460 }
2461
2462 local $dbh->{AutoCommit} = 0;
2463 local $dbh->{RaiseError} = 1;
2464
2465 my $addfbsth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,vrf,parent_id,master_id) VALUES (?,?,?,?,?,?)");
2466 my $idsth = $dbh->prepare("SELECT currval('freeblocks_id_seq')");
2467 my $poolsth = $dbh->prepare("DELETE FROM poolips WHERE parent_id = ? AND ip << ?");
2468 my $netsth = $dbh->prepare("DELETE FROM poolips WHERE parent_id = ? AND ip = ?");
2469 my $allocsth = $dbh->prepare("DELETE FROM allocations WHERE parent_id = ? AND cidr <<= ?");
2470 my $delfbsth = $dbh->prepare("DELETE FROM freeblocks WHERE parent_id = ? AND cidr <<= ?");
2471
2472 my @ret;
2473 my @newfreelist;
2474 eval {
2475 $dbh->do("UPDATE allocations SET cidr = ? WHERE id = ?", undef, $newblock, $id);
2476
2477 # find the netblock(s) that are now free
2478 my @workingblocks = $oldblock->split($newblock->masklen);
2479 foreach my $newsub (@workingblocks) {
2480 next if $newsub == $newblock;
2481 push @newfreelist, $newsub;
2482 }
2483 @newfreelist = Compact(@newfreelist);
2484
2485 # set new freeblocks, and clean up any IP pool entries if needed.
2486 foreach my $newfree (@newfreelist) {
2487 my @clist;
2488 # the block we're munging
2489 push @clist, { id => $id, type => $binfo->{type}, cidr => $binfo->{block} };
2490 _getChildren($dbh, $id, $binfo->{master_id}, \@clist, $newfree);
2491
2492 foreach my $goner (@clist) {
2493 $poolsth->execute($goner->{id}, $newfree) if $goner->{type} =~ /.[dp]/;
2494 $allocsth->execute($goner->{id}, $newfree);
2495 $delfbsth->execute($goner->{id}, $newfree);
2496 }
2497
2498 # No pinfo means we're shrinking a master block, which means the free space is returned outside of IPDB.
2499 if ($pinfo) {
2500 $addfbsth->execute($newfree, $pinfo->{city}, 'm', $pinfo->{vrf}, $binfo->{parent_id}, $pinfo->{master_id});
2501 $idsth->execute;
2502 my ($nid) = $idsth->fetchrow_array();
2503 # add to return list
2504 push @ret, {fbid => $nid, newfree => "$newfree", fbparent => $binfo->{parent_id} };
2505 }
2506
2507 } # $newfree (@newfreelist)
2508
2509 # additional cleanup on net/gw/bcast IPs in pool
2510 if ($binfo->{type} =~ /.d/) {
2511 $netsth->execute($id, $newblock->addr);
2512 $newblock++;
2513 $netsth->execute($id, $newblock->addr);
2514 $newblock--;
2515 $newblock--;
2516 $netsth->execute($id, $newblock->addr);
2517 }
2518
2519 $dbh->commit;
2520 };
2521 if ($@) {
2522 $errstr = "Error splitting $binfo->{block}: $@";
2523 $dbh->rollback;
2524 return;
2525 }
2526
2527 # Only try to update rDNS when the original block is flagged as "rDNS available"
2528 _rpc('resizeTemplate', oldcidr => $binfo->{block}, newcidr => $newblock->network, rpcuser => $user,
2529 location => $binfo->{location})
2530 if ($binfo->{revavail} || $binfo->{revpartial});
2531
2532 return \@ret;
2533} # end shrinkBlock()
2534
2535
2536## IPDB::mergeBlocks()
2537# Merges two or more adjacent allocations, optionally including relevant
2538# free space, into one allocation.
2539# Takes a "base" block ID and a hash with a mask length and a scope argument to decide
2540# how much existing allocation data to delete.
2541# Returns a list starting with the new merged block, then the merged allocations with comment
2542## Merge scope:
2543# Merge to container
2544# keepall
2545# Move all mergeable allocations into the new block
2546# Move all mergeable free blocks into the new block
2547# mergepeer
2548# Move subs of mergeable containers into the updated primary.
2549# Reparent free blocks in mergeable containers to the updated primary.
2550# Convert assigned IPs from pools into subs.
2551# Convert unused IPs from pools into free blocks.
2552# Convert leaf allocations into free blocks.
2553# clearpeer
2554# Keep subs of the original (if it was a container).
2555# Convert assigned IPs from the original pool into subs (if it was a pool).
2556# Convert unused IPs from the original pool into free blocks (if it was a pool).
2557# Delete all peers and their subs aside from the original.
2558# clearall
2559# Delete all peers, subs and IPs.
2560# Add single free block for new container.
2561# Merge to pool
2562# keepall
2563# Convert all leaf allocations in the merge range to groups of used IPs
2564# mergepeer
2565# Effectively equal to keepall
2566# clearpeer
2567# Only convert IPs from the original allocation to used IPs
2568# clearall
2569# Delete any existing IPs, and reinitialize the new pool entirely
2570# Merge to leaf type
2571# Remove all subs
2572sub mergeBlocks {
2573 my $dbh = shift;
2574 my $prime = shift; # "base" block ID to use as a starting point
2575 if (!$prime) {
2576 $errstr = "Missing block ID to base merge on";
2577 return;
2578 }
2579
2580 my %args = @_;
2581
2582 # check key arguments.
2583 if (!$args{scope} || $args{scope} !~ /^(keepall|mergepeer|clearpeer|clearall)$/) {
2584 $errstr = "Bad or missing merge scope";
2585 return;
2586 }
2587 if (!$args{newmask} || $args{newmask} !~ /^\d+$/) {
2588 $errstr = "Bad or missing new netmask";
2589 return;
2590 }
2591
2592 # Retrieve info about the base allocation we're munging
2593 my $binfo = getBlockData($dbh, $prime);
2594 my $block = new NetAddr::IP $binfo->{block};
2595 my ($basetype) = ($binfo->{type} =~ /^.(.)$/);
2596 $binfo->{id} = $prime; # preserve for later, just in case
2597
2598 # proposed block
2599 my $newblock = new NetAddr::IP $block->addr."/$args{newmask}";
2600 $newblock = $newblock->network;
2601 $args{newtype} = $binfo->{type} if !$args{newtype};
2602 # if the "primary" block being changed is a master, it must remain one.
2603 # Also force the scope, since otherwise things get ugly.
2604 if ($binfo->{type} eq 'mm') {
2605 $args{newtype} = 'mm';
2606 # don't want to make a peer master a sub of the existing one; too many special cases go explodey,
2607 # but want to retain all other allocations
2608 $args{scope} = 'mergepeer';
2609 }
2610 my ($newcontainerclass) = ($args{newtype} =~ /^(.).$/);
2611
2612 # build an info hash for the "new" allocation we're creating
2613 my $pinfo = {
2614 id => $prime,
2615 block => "$newblock",
2616 type => $args{newtype},
2617 parent_id =>
2618 $binfo->{parent_id},
2619 city => $binfo->{city},
2620 vrf => $binfo->{vrf},
2621 master_id => $binfo->{master_id}
2622 };
2623
2624 my @retlist;
2625
2626 local $dbh->{AutoCommit} = 0;
2627 local $dbh->{RaiseError} = 1;
2628
2629 # Want to do all of the DB stuff in a transaction, to minimize data changing underfoot
2630 eval {
2631
2632 # We always update the "prime" block passed in...
2633 my $updsth = $dbh->prepare("UPDATE allocations SET cidr = ?, type = ? WHERE id = ?");
2634
2635##fixme: There's still an edge case in the return list where some branches accidentally include
2636# the original block as "additional". Probably due to the ordering of when the prepared update
2637# above gets executed.
2638
2639 # For leaf blocks, we may need to create a new parent as the "primary" instead
2640 # of updating the existing block
2641 my $newparent = $dbh->prepare(q{
2642 INSERT INTO allocations (
2643 cidr, type, city, description, notes, circuitid, createstamp, modifystamp,
2644 privdata, custid, swip, vrf, vlan, rdns, parent_id, master_id
2645 )
2646 SELECT
2647 ? AS cidr, ? AS type, city, description, notes, circuitid, createstamp, modifystamp,
2648 privdata, custid, swip, vrf, vlan, rdns, parent_id, master_id
2649 FROM allocations
2650 WHERE id = ?
2651 });
2652
2653 # Common actions
2654 my $peersth = $dbh->prepare("SELECT cidr,id,type,master_id FROM allocations WHERE parent_id = ? AND cidr <<= ?");
2655 $peersth->execute($binfo->{parent_id}, "$newblock");
2656 my $reparentsth = $dbh->prepare("UPDATE allocations SET parent_id = ?, master_id = ? WHERE id = ?");
2657 my $insfbsth = $dbh->prepare("INSERT INTO freeblocks (cidr,city,routed,vrf,parent_id,master_id) VALUES (?,?,?,?,?,?)");
2658 my $delsth = $dbh->prepare("DELETE FROM allocations WHERE id = ?");
2659
2660 my $fbreparentsth = $dbh->prepare(q{
2661 UPDATE freeblocks
2662 SET parent_id = ?, master_id = ?, city = ?, routed = ?, vrf = ?
2663 WHERE parent_id = ? AND cidr <<= ?
2664 });
2665
2666 if ($args{newtype} =~ /.[cm]/) {
2667 ## Container
2668
2669 # In case of merging a master block. Somewhat redundant with calls to $fbreparentsth,
2670 # but not *quite* entirely.
2671 my $mfbsth = $dbh->prepare("UPDATE freeblocks SET master_id = ? WHERE master_id = ?");
2672
2673 if ($args{scope} eq 'keepall') {
2674 # Create a new parent with the same info as the passed "primary".
2675 $newparent->execute($newblock, $args{newtype}, $prime);
2676 # and now retrieve the new parent ID
2677 ($prime) = $dbh->selectrow_array("SELECT currval('allocations_id_seq')");
2678 # snag the new parent info for the return list
2679 push @retlist, { block => "$newblock", type => $disp_alloctypes{$args{newtype}}, id => $prime };
2680 # Reparent the free blocks in the new block
2681 $fbreparentsth->execute($prime, $binfo->{master_id}, $binfo->{city}, $newcontainerclass, $binfo->{vrf},
2682 $binfo->{parent_id}, $newblock);
2683 # keep existing allocations (including the original primary), just push them down a level
2684 while (my ($peercidr, $peer_id, $peertype, $m_id) = $peersth->fetchrow_array) {
2685 $reparentsth->execute($prime, $binfo->{master_id}, $peer_id);
2686 # Fix up master_id on free blocks if we're merging a master block
2687 $mfbsth->execute($binfo->{master_id}, $m_id) if $peertype eq 'mm';
2688 # capture block for return
2689 push @retlist, { block => $peercidr, mdisp => $disp_alloctypes{$peertype}, mtype => $peertype };
2690 }
2691
2692 } elsif ($args{scope} =~ /^clear/) {
2693 # clearpeer and clearall share a starting point
2694 # snag the new parent info for the return list
2695 push @retlist, { block => "$newblock", type => $disp_alloctypes{$args{newtype}}, id => $prime };
2696 # update the primary allocation info
2697 $updsth->execute($newblock, $args{newtype}, $prime);
2698 # Reparent the free blocks in the new block
2699 $fbreparentsth->execute($prime, $binfo->{master_id}, $binfo->{city}, $newcontainerclass, $binfo->{vrf},
2700 $binfo->{parent_id}, $newblock);
2701 # Insert a free block if $prime is a leaf
2702 if ($binfo->{type} =~ /.[enr]/) {
2703 $insfbsth->execute($binfo->{block}, $binfo->{city}, $newcontainerclass, $binfo->{vrf}, $prime,
2704 $binfo->{master_id});
2705 }
2706 # delete the peers.
2707 while (my ($peercidr, $peer_id, $peertype, $m_id) = $peersth->fetchrow_array) {
2708 next if $peer_id == $prime;
2709 # push existing allocations down a level before deleting,
2710 # so that when they're deleted the parent info is correct
2711 $reparentsth->execute($prime, $binfo->{master_id}, $peer_id);
2712 _deleteCascade($dbh, $peer_id);
2713 # insert the freeblock _deleteCascade() (deliberately) didn't when deleting a master block.
2714 # aren't special cases fun?
2715 $dbh->do("INSERT INTO freeblocks (cidr,routed,parent_id,master_id) values (?,?,?,?)",
2716 undef, ($peercidr, 'm', $prime, $prime) ) if $binfo->{type} eq 'mm';
2717 # capture block for return
2718 push @retlist, { block => $peercidr, mdisp => $disp_alloctypes{$peertype}, mtype => $peertype };
2719 }
2720 if ($args{scope} eq 'clearall') {
2721 # delete any subs of $prime as well
2722 my $substh = $dbh->prepare("SELECT cidr,id FROM allocations WHERE parent_id = ?");
2723 $substh->execute($prime);
2724 while (my ($scidr, $s_id) = $substh->fetchrow_array) {
2725 _deleteCascade($dbh, $s_id);
2726 }
2727 } else {
2728 # clearpeer
2729 if ($basetype =~ /[dp]/) {
2730 # Convert active IP pool entries to allocations if the original was an IP pool
2731 _poolToAllocations($dbh, $binfo, $pinfo, newtype => $poolmap{$binfo->{type}});
2732 }
2733 } # clearall or clearpeer
2734
2735 } elsif ($args{scope} eq 'mergepeer') { # should this just be an else?
2736 # Default case. Merge "peer" blocks, but keep all suballocations
2737 # snag the new parent info for the return list
2738 push @retlist, {block => "$newblock", type => $disp_alloctypes{$args{newtype}}, id => $prime};
2739 my $substh = $dbh->prepare("UPDATE allocations SET parent_id = ? WHERE parent_id = ?");
2740 my $delsth = $dbh->prepare("DELETE FROM allocations WHERE id = ?");
2741 # Reparent freeblocks in parent
2742 $fbreparentsth->execute($prime, $binfo->{master_id}, $binfo->{city}, $newcontainerclass, $binfo->{vrf},
2743 $binfo->{parent_id}, $newblock);
2744 # Loop over "peer" allocations to be merged
2745 while (my ($peercidr, $peer_id, $peertype, $m_id) = $peersth->fetchrow_array) {
2746 # Snag existing peer data since we may need it
2747 my $peerfull = getBlockData($dbh, $peer_id);
2748 # Reparent free blocks from existing containers
2749 $fbreparentsth->execute($prime, $binfo->{master_id}, $binfo->{city}, $newcontainerclass,
2750 $binfo->{vrf}, $peer_id, $newblock);
2751 # Reparent any subblocks from existing containers
2752 $substh->execute($prime, $peer_id);
2753 # Delete the old container
2754 $delsth->execute($peer_id) unless $peer_id == $prime;
2755 # Add new freeblocks for merged leaf blocks
2756 $insfbsth->execute($peercidr, $binfo->{city}, $newcontainerclass, $binfo->{vrf}, $binfo->{id},
2757 $binfo->{master_id}) if $peertype =~ /.[enr]/;
2758 # Convert pool IPs into allocations or aggregated free blocks
2759 _poolToAllocations($dbh, $peerfull, $pinfo, newparent => $prime) if $peertype =~ /.[dp]/;
2760 # Fix up master_id on free blocks if we're merging a master block
2761 $mfbsth->execute($binfo->{master_id}, $m_id) if $peertype eq 'mm';
2762 # capture block for return
2763 push @retlist, { block => $peercidr, mdisp => $disp_alloctypes{$peertype}, mtype => $peertype };
2764 } # merge peers
2765 # update the primary allocation info. Do this last so we don't stomp extra data-retrieval in the loop above
2766 $updsth->execute($newblock, $args{newtype}, $prime);
2767
2768 } # scope
2769
2770 # Clean up free blocks
2771 _compactFree($dbh, $prime);
2772
2773 } elsif ($args{newtype} =~ /.[dp]/) {
2774 ## Pool
2775 # Snag the new parent info for the return list
2776 push @retlist, { block => "$newblock", type => $disp_alloctypes{$args{newtype}}, id => $prime };
2777
2778 if ($args{scope} eq 'keepall') {
2779 # Convert all mergeable allocations and subs to chunks of pool IP assignments
2780 push @retlist, @{ _toPool($dbh, $prime, $newblock, $args{newtype}, 1) };
2781
2782 } elsif ($args{scope} =~ /^clear/) {
2783 # Clear it all out for a fresh (mostly?) empty IP pool
2784 while (my ($peercidr, $peer_id, $peertype, $m_id) = $peersth->fetchrow_array) {
2785 next if $peer_id == $prime;
2786 # Push existing allocations down a level before deleting,
2787 # so that when they're deleted the parent info is correct
2788 $reparentsth->execute($prime, $binfo->{master_id}, $peer_id);
2789 _deleteCascade($dbh, $peer_id, 0);
2790 # Capture block for return
2791 push @retlist, { block => $peercidr, mdisp => $disp_alloctypes{$peertype}, mtype => $peertype };
2792 }
2793 if ($args{scope} eq 'clearall') {
2794 # Delete any subs of $prime as well
2795 my $substh = $dbh->prepare("SELECT cidr,id FROM allocations WHERE parent_id = ?");
2796 $substh->execute($prime);
2797 while (my ($scidr, $s_id) = $substh->fetchrow_array) {
2798 _deleteCascade($dbh, $s_id);
2799 }
2800 } else {
2801 # Convert (subs of) self if not a leaf.
2802 push @retlist, @{ _toPool($dbh, $prime, $newblock, $args{newtype}, 1) }
2803 unless $binfo->{type} =~ /.[enr]/;
2804 } # scope ne 'clearall'
2805
2806 } elsif ($args{scope} eq 'mergepeer') {
2807 # Try to match behaviour from (target type == container) by deleting immediate peer leaf allocations
2808 while (my ($peercidr, $peer_id, $peertype, $m_id) = $peersth->fetchrow_array) {
2809 next if $peer_id == $prime; # don't delete the block we're turning into the pool allocation
2810 # Capture block for return
2811 push @retlist, { block => $peercidr, mdisp => $disp_alloctypes{$peertype}, mtype => $peertype };
2812 next unless $peertype =~ /.[enr]/;
2813 # Don't need _deleteCascade(), since we'll just be deleting the freshly
2814 # added free block a little later anyway
2815 $delsth->execute($peer_id);
2816 }
2817 # Convert self if not a leaf, to match behaviour with a container type as target
2818 _toPool($dbh, $prime, $newblock, $args{newtype}) unless $binfo->{type} =~ /.[enr]/;
2819 }
2820 # Update the primary allocation info.
2821 $updsth->execute($newblock, $args{newtype}, $prime);
2822 # Delete any lingering free blocks
2823 $dbh->do("DELETE FROM freeblocks WHERE parent_id = ? AND cidr <<= ?", undef, $binfo->{parent_id}, $newblock);
2824 # Fix up the rest of the pool IPs
2825 my ($code,$msg) = initPool($dbh, $newblock, $args{newtype}, $binfo->{city},
2826 ($args{newtype} =~ /.p/ ? 'all' : 'normal'), $prime);
2827
2828 } elsif ($args{newtype} =~ /.[enr]/) {
2829 ## Leaf
2830 # Merging to a leaf type of any kind is, pretty much be definition, scope == 'clearall'.
2831 # keepall, mergepeer, and clearpeer all imply keeping suballocations, where leaf allocations
2832 # by definition do not have suballocations.
2833 # Update the old allocation
2834 $updsth->execute($newblock, $args{newtype}, $prime);
2835 # Snag the new parent info for the return list
2836 push @retlist, {block => "$newblock", type => $disp_alloctypes{$args{newtype}}, id => $prime};
2837 while (my ($peercidr, $peer_id, $peertype, $m_id) = $peersth->fetchrow_array) {
2838 next if $peer_id == $prime;
2839 # Push existing allocations down a level before deleting,
2840 # so that when they're deleted the parent info is correct
2841 $reparentsth->execute($prime, $binfo->{master_id}, $peer_id);
2842 _deleteCascade($dbh, $peer_id, 0);
2843 # Capture block for return
2844 push @retlist, { block => $peercidr, mdisp => $disp_alloctypes{$peertype}, mtype => $peertype };
2845 }
2846 # Delete any subs of $prime as well
2847 my $substh = $dbh->prepare("SELECT cidr,id FROM allocations WHERE parent_id = ?");
2848 $substh->execute($prime);
2849 while (my ($scidr, $s_id) = $substh->fetchrow_array) {
2850 _deleteCascade($dbh, $s_id);
2851 }
2852 # Clean up lingering free blocks and pool IPs
2853 $dbh->do("DELETE FROM freeblocks WHERE cidr <<= ? AND (parent_id = ? OR parent_id = ?)", undef,
2854 $newblock, $binfo->{parent_id}, $prime);
2855 $dbh->do("DELETE FROM poolips WHERE parent_id = ? AND ip <<= ? ", undef,
2856 $prime, $newblock);
2857
2858 } # $args{newtype} if()
2859
2860 $dbh->commit;
2861 };
2862 if ($@) {
2863 my $msg = $@;
2864 $errstr = $msg;
2865 $dbh->rollback;
2866 return ('FAIL',$msg);
2867 }
2868
2869# Make the assumption that any change crossing /24 or /16 boundaries will not come out right. Reverse DNS
2870# updates for this operation are already complex enough without handling those edge cases.
2871# ... er, how do we detect this?
2872
2873 # Return early if the block wasn't flagged as rDNS-able
2874 return \@retlist unless $binfo->{revavail} || $binfo->{revpartial};
2875
2876 if ($args{newtype} =~ /.[cm]/) {
2877
2878 if ($args{scope} eq 'keepall') {
2879 # Add new rDNS for new container
2880 _rpc('addOrUpdateRevRec', cidr => $binfo->{block}, name => $binfo->{rdns}, rpcuser => $args{user},
2881 location => $binfo->{location});
2882
2883 } else {
2884 # Resize rDNS template for $prime
2885 _rpc('resizeTemplate', oldcidr => "$binfo->{block}", newcidr => $newblock->network.'',
2886 rpcuser => $args{user}, location => $binfo->{location});
2887
2888 # Assemble a list of blocks to delete...
2889 my $cidrlist;
2890 foreach my $mblock (@retlist) {
2891 $cidrlist .= $mblock->{block}."," unless $mblock->{block} =~ $newblock;
2892 }
2893
2894 # ... then make slight variant batch delete calls depending on the merge scope
2895 if ($args{scope} eq 'mergepeer') {
2896 # Delete separate rDNS for other peers
2897 $cidrlist =~ s/,$//;
2898 _rpc('delRevSet', cidrlist => $cidrlist, rpcuser => $args{user}, delforward => 'y', delsubs => 'n',
2899 parpatt => $pinfo->{rdns}, location => $binfo->{location});
2900
2901 } elsif ($args{scope} eq 'clearpeer') {
2902 # Delete all rDNS within other peers
2903 $cidrlist =~ s/,$//;
2904 _rpc('delRevSet', cidrlist => $cidrlist, rpcuser => $args{user}, delforward => 'y', delsubs => 'y',
2905 parpatt => $pinfo->{rdns}, location => $binfo->{location});
2906
2907 } elsif ($args{scope} eq 'clearall') {
2908 # Delete all other records within the new block
2909 $cidrlist .= $binfo->{block};
2910 _rpc('delRevSet', cidrlist => $cidrlist, rpcuser => $args{user}, delforward => 'y', delsubs => 'y',
2911 parpatt => $pinfo->{rdns}, location => $binfo->{location});
2912
2913 } # scope, second level
2914 } # scope, !keepall
2915
2916 } elsif ($args{newtype} =~ /.[dp]/) {
2917 # Merge to pool
2918
2919 # Resize rDNS template for $prime
2920 _rpc('resizeTemplate', oldcidr => "$binfo->{block}", newcidr => $newblock->network.'',
2921 rpcuser => $args{user}, location => $binfo->{location});
2922
2923 if ($args{scope} eq 'keepall' || $args{scope} eq 'mergepeer') {
2924 # Assemble a list of blocks to convert from template to individual records...
2925 my @convlist;
2926 my @dellist;
2927 foreach my $mblock (@retlist) {
2928 next if $mblock->{block} =~ $newblock;
2929 if ($mblock->{mtype} =~ /.[cmdp]/) {
2930 # Container and pool templates get deleted
2931 push @dellist, $mblock->{block};
2932 } else {
2933 # Not-containers get converted to per-IP reverse records
2934 push @convlist, $mblock->{block};
2935 }
2936 }
2937 # And do the calls.
2938 _rpc('delRevSet', cidrlist => join(',', @dellist), rpcuser => $args{user}, delforward => 'y', delsubs => 'n',
2939 parpatt => $pinfo->{rdns}, location => $binfo->{location});
2940 _rpc('templatesToRecords', templates => \@convlist, rpcuser => $args{user}, location => $binfo->{location});
2941
2942 } # scope eq 'keepall' || 'mergepeer'
2943 else {
2944
2945 # Assemble a list of blocks to convert from template to individual records...
2946 my @convlist;
2947 my @dellist;
2948 my @fulldellist;
2949# There may be an impossible edge case that can be optimized away in here...
2950 foreach my $mblock (@retlist) {
2951 my $checkcidr = new NetAddr::IP $mblock->{block};
2952 next if $mblock->{block} =~ $newblock;
2953 if (!$block->contains($checkcidr)) {
2954 # Blocks not within the original get deleted
2955 push @fulldellist, $mblock->{block};
2956 }
2957 elsif ($mblock->{mtype} =~ /.[cmdp]/) {
2958 # Containers and pools get deleted
2959 push @dellist, $mblock->{block};
2960 } else {
2961 # Whatever's left over gets converted
2962 push @convlist, $mblock->{block};
2963 }
2964 } # foreach @retlist
2965 # And do the calls.
2966 if ($args{scope} eq 'clearpeer') {
2967 # Not happy doing this many, but there isn't really a better way.
2968 # We delete ALL EVARYTHING in peer blocks...
2969 _rpc('delRevSet', cidrlist => join(',', @fulldellist), rpcuser => $args{user}, delforward => 'y',
2970 delsubs => 'y', parpatt => $pinfo->{rdns}, location => $binfo->{location})
2971 if @fulldellist;
2972 # ... and just the template for container or pool templates in $prime...
2973 _rpc('delRevSet', cidrlist => join(',', @dellist), rpcuser => $args{user}, delforward => 'y',
2974 delsubs => 'n', parpatt => $pinfo->{rdns}, location => $binfo->{location})
2975 if @dellist;
2976 # ... and convert a few to record groups
2977 _rpc('templatesToRecords', templates => \@convlist, rpcuser => $args{user},
2978 location => $binfo->{location})
2979 if @convlist;
2980 }
2981 if ($args{scope} eq 'clearall') {
2982# consider just doing join(',',$newblock->split($newblock->masklen+1))?
2983 _rpc('delRevSet', cidrlist => join(',', @fulldellist, @dellist, @convlist, $binfo->{block}),
2984 rpcuser => $args{user}, delforward => 'y', delsubs => 'y', parpatt => $pinfo->{rdns},
2985 location => $binfo->{location});
2986 }
2987
2988 } # scope eq 'clearpeer' || 'clearall'
2989
2990 } elsif ($args{newtype} =~ /.[enr]/) {
2991 # Merge to leaf type
2992
2993 # Resize rDNS template for $prime
2994 _rpc('resizeTemplate', oldcidr => "$binfo->{block}", newcidr => $newblock->network.'',
2995 rpcuser => $args{user}, location => $binfo->{location});
2996
2997 # Assemble a list of blocks to delete...
2998 my $cidrlist;
2999 foreach my $mblock (@retlist) {
3000 $cidrlist .= $mblock->{block}."," unless $mblock->{block} =~ $newblock;
3001 }
3002 # Delete all other records within the new block
3003 $cidrlist .= $binfo->{block};
3004 _rpc('delRevSet', cidrlist => $cidrlist, rpcuser => $args{user}, delforward => 'y', delsubs => 'y',
3005 parpatt => $pinfo->{rdns}, location => $binfo->{location});
3006
3007 } # type grouping for rDNS calls
3008
3009 return \@retlist;
3010
3011} # end mergeBlocks()
3012
3013
3014## IPDB::deleteBlock()
3015# Removes an allocation from the database, including deleting IPs
3016# from poolips and recombining entries in freeblocks if possible
3017# Also handles "deleting" a static IP allocation, and removal of a master
3018# Requires a database handle, the block to delete, the routing depth (if applicable),
3019# the VRF ID, and a flag to indicate whether to delete associated forward DNS entries
3020# as well as the reverse entry
3021sub deleteBlock {
3022 my ($dbh,$id,$basetype,$delfwd,$user) = @_;
3023
3024 # reset $basetype so caller can just pass the complete allocation type
3025 if ($basetype =~ /^.?i$/) {
3026 $basetype = 'i';
3027 } else {
3028 $basetype = 'b';
3029 }
3030
3031 # Collect info about the block we're going to delete
3032 my $binfo = getBlockData($dbh, $id, $basetype);
3033 my $cidr = new NetAddr::IP $binfo->{block};
3034
3035# For possible auto-VRF-ignoring (since public IPs shouldn't usually be present in more than one VRF)
3036# is_rfc1918 requires NetAddr::IP >= 4.059
3037# rather than doing this over and over and over.....
3038 my $tmpnum = $cidr->numeric;
3039# 192.168.0.0/16 -> 192.168.255.255 => 3232235520 -> 3232301055
3040# 172.16.0.0/12 -> 172.31.255.255 => 2886729728 -> 2887778303
3041# 10.0.0.0/8 -> 10.255.255.255 => 167772160 -> 184549375
3042 my $isprivnet = (3232235520 <= $tmpnum && $tmpnum <= 3232301055) ||
3043 (2886729728 <= $tmpnum && $tmpnum <= 2887778303) ||
3044 (167772160 <= $tmpnum && $tmpnum <= 184549375);
3045
3046 my $sth;
3047
3048 # Magic variables used for odd allocation cases.
3049 my $container;
3050 my $con_type;
3051
3052
3053 # temporarily forced null, until a sane UI for VRF tracking can be found.
3054# $vrf = '';# if !$vrf; # as with SQL, the null value is not equal to ''. *sigh*
3055
3056 # To contain the error message, if any.
3057 my $msg = "Unknown error deallocating $binfo->{type} $cidr";
3058 my $goback; # to put the parent in so we can link back where the deallocate started
3059
3060 # Enable transactions and exception-on-errors... but only for this sub
3061 local $dbh->{AutoCommit} = 0;
3062 local $dbh->{RaiseError} = 1;
3063
3064 if ($binfo->{type} =~ /^.i$/) {
3065 # First case. The "block" is a static IP
3066 # Note that we still need some additional code in the odd case
3067 # of a netblock-aligned contiguous group of static IPs
3068 my $pinfo;
3069
3070 eval {
3071 $msg = "Unable to deallocate $disp_alloctypes{$binfo->{type}} $cidr";
3072 $pinfo = getBlockData($dbh, $binfo->{parent_id}, 'b');
3073 $dbh->do("UPDATE poolips SET custid = ?, available = 'y',".
3074 "city = (SELECT city FROM allocations WHERE id = ?),".
3075 "description = '', notes = '', circuitid = '', vrf = ?, backup_id = 0".
3076 " WHERE id = ?", undef,
3077 ($pinfo->{custid}, $binfo->{parent_id}, $pinfo->{vrf}, $id) );
3078 $dbh->do("DELETE FROM backuplist WHERE backup_id = ?", undef, $binfo->{hasbk})
3079 if $binfo->{hasbk};
3080 $dbh->commit;
3081 };
3082 if ($@) {
3083 $msg .= ": $@";
3084 eval { $dbh->rollback; };
3085 return ('FAIL',$msg);
3086 }
3087
3088##fixme: RPC return code?
3089 _rpc('delByCIDR', cidr => "$cidr", user => $user, delforward => $delfwd, rpcuser => $user,
3090 location => $binfo->{location})
3091 if ($pinfo->{revavail} || $pinfo->{revpartial});
3092
3093 return ('OK',"OK");
3094
3095 } elsif ($binfo->{type} eq 'mm') { # end alloctype =~ /.i/
3096 # Second case. The block is a full master block
3097
3098##fixme: VRF limit
3099 $msg = "Unable to delete master block $cidr";
3100 eval {
3101 $dbh->do("DELETE FROM allocations WHERE cidr <<= ? AND master_id = ?", undef, ($cidr, $binfo->{master_id}) );
3102 $dbh->do("DELETE FROM freeblocks WHERE cidr <<= ? AND master_id = ?", undef, ($cidr, $binfo->{master_id}) );
3103 $dbh->do("DELETE FROM dnsavail WHERE location = ? AND parent_alloc = ?", undef,
3104 ($binfo->{location}, $binfo->{master_id}) );
3105 $dbh->do("DELETE FROM backuplist WHERE backup_id = ?", undef, $binfo->{hasbk})
3106 if $binfo->{hasbk};
3107 $dbh->commit;
3108 };
3109 if ($@) {
3110 $msg .= ": $@";
3111 eval { $dbh->rollback; };
3112 return ('FAIL', $msg);
3113 }
3114
3115 # Have to handle potentially split reverse zones. Assume they *are* split,
3116 # since if we added them here, they would have been added split.
3117# allow splitting reverse zones to be disabled, maybe, someday
3118#if ($splitrevzones && !$cidr->{isv6}) {
3119 my @zonelist;
3120 if (1 && !$cidr->{isv6}) {
3121 my $splitpoint = ($cidr->masklen <= 16 ? 16 : 24); # hack pthui
3122 @zonelist = $cidr->split($splitpoint);
3123 } else {
3124 @zonelist = ($cidr);
3125 }
3126 my @fails;
3127 foreach my $subzone (@zonelist) {
3128 # We don't wrap this call tighter, since there isn't an inherent allocation to check for rDNS-ability.
3129 if ($rpc_url && !_rpc('delZone', zone => "$subzone", revrec => 'y', rpcuser => $user, delforward => $delfwd) ) {
3130 push @fails, ("$subzone" => $errstr);
3131 }
3132 }
3133 if (@fails) {
3134 return ('WARN',"Warning(s) deleting $cidr from reverse DNS:\n".join("\n", @fails));
3135 }
3136 return ('OK','OK');
3137
3138 } else { # end alloctype master block case
3139
3140 ## This is a big block; but it HAS to be done in a chunk. Any removal
3141 ## of a netblock allocation may result in a larger chunk of free
3142 ## contiguous IP space - which may in turn be combined into a single
3143 ## netblock rather than a number of smaller netblocks.
3144
3145 my $retcode = 'OK';
3146 my ($ptype,$pcity,$ppatt,$p_id);
3147
3148 eval {
3149
3150##fixme: add recursive flag to allow "YES DAMMIT DELETE ALL EVARYTHING!!1!!" without
3151# explicitly deleting any suballocations of the block to be deleted.
3152
3153 # See if we have child allocations. Fail for now.
3154 my ($childcount) = $dbh->selectrow_array("SELECT count(*) from allocations where parent_id = ?", undef, $id);
3155 if ($childcount) {
3156 $msg = '';
3157 die "$binfo->{block} still has suballocations\n";
3158 }
3159
3160 # get parent info of the block we're deleting
3161 my $pinfo = getBlockData($dbh, $binfo->{parent_id});
3162 $ptype = $pinfo->{type};
3163 $pcity = $pinfo->{city};
3164 $ppatt = $pinfo->{rdns};
3165 $p_id = $binfo->{parent_id};
3166
3167 # Delete the block
3168 $dbh->do("DELETE FROM allocations WHERE id = ?", undef, ($id) );
3169
3170 # munge the parent type a little
3171 $ptype = (split //, $ptype)[1];
3172
3173##fixme: you can't... CAN NOT.... assign the same public IP to multiple things.
3174# 'Net don't work like that, homey. Restrict VRF-uniqueness to private IPs?
3175# -> $isprivnet flag from start of sub
3176
3177 # check to see if any container allocations could be the "true" parent
3178 my ($tparent,$tpar_id,$trtype,$tcity);
3179 $tpar_id = 0;
3180
3181##fixme: this is far simpler in the strict VRF case; we "know" that any allocation
3182# contained by a container is a part of the same allocation tree when the VRF fields are equal.
3183
3184# logic:
3185# For each possible container of $cidr
3186# note the parent id
3187# walk the chain up the parents
3188# if we intersect $cidr's current parent, break
3189# if we've intersected $cidr's current parent
3190# set some variables to track that block
3191# break
3192
3193# Set up part of "is it in the middle of a pool?" check
3194 my $wuzpool = $dbh->selectrow_hashref("SELECT cidr,parent_id,type,city,custid,id FROM allocations ".
3195 "WHERE (type LIKE '_d' OR type LIKE '_p') AND cidr >> ? AND master_id = ?", { Slice => {} },
3196 ($cidr, $binfo->{master_id}) );
3197
3198##fixme?
3199# edge cases not handled, or handled badly:
3200# -> $cidr managed to get to be the entirety of an IP pool
3201
3202 if ($wuzpool && $wuzpool->{id} != $id) {
3203 # we have legacy goo to be purified
3204 # going to ignore nested pools; not possible to create them via API and no current legacy data includes any.
3205
3206 # for convenience
3207 my $poolid = $wuzpool->{id};
3208 my $pool = $wuzpool->{cidr};
3209 my $poolcity = $wuzpool->{city};
3210 my $pooltype = $wuzpool->{type};
3211 my $poolcustid = $wuzpool->{custid};
3212
3213 $retcode = 'WARNPOOL';
3214 $goback = "$poolid,$pool";
3215 # We've already deleted the block, now we have to stuff its IPs into the pool.
3216 $pooltype =~ s/[dp]$/i/; # change type to static IP
3217 my $sth2 = $dbh->prepare("INSERT INTO poolips (ip,city,type,custid,parent_id) VALUES ".
3218 "(?,'$poolcity','$pooltype','$poolcustid',$poolid)");
3219
3220##fixme: need to not insert net, gateway, and bcast on "real netblock" pools (DHCPish)
3221 # don't insert .0
3222 $sth2->execute($cidr->addr) unless $cidr->addr =~ m|\.0$|;
3223 $cidr++;
3224 my $bcast = $cidr->broadcast;
3225 while ($cidr != $bcast) {
3226 $sth2->execute($cidr->addr);
3227 $cidr++;
3228 }
3229 # don't insert .255
3230 $sth2->execute($cidr->addr) unless $cidr->addr =~ m|\.255$|;
3231
3232# Weirdness Happens. $cidr goes read-only somewhere (this is a thing?!?),
3233# causing ->split, ->hostenum, and related methods to explode. O_o
3234# foreach my $ip ($cidr->hostenum) {
3235# $sth2->execute($ip);
3236# }
3237
3238 }
3239
3240## important!
3241# ... or IS IT?
3242# we may have undef'ed $wuzpool above, if the allocation tree $cidr is in doesn't intersect the pool we found
3243#if (!$wuzpool) {
3244
3245 else {
3246
3247# Edge case: Block is the same size as more than one parent level. Should be rare.
3248# - mainly master + first routing. Sorting on parent_id hides the problem pretty well,
3249# but it's likely still possible to fail in particularly well-mangled databases.
3250# The ultimate fix for this may be to resurrect the "routing depth" atrocity. :/
3251 # Get all possible (and probably a number of impossible) containers for $cidr
3252 $sth = $dbh->prepare("SELECT cidr,parent_id,type,city,id FROM allocations ".
3253 "WHERE (type LIKE '_m' OR type LIKE '_c') AND cidr >>= ? AND master_id = ? ".
3254 "ORDER BY masklen(cidr) DESC,parent_id DESC");
3255 $sth->execute($cidr, $binfo->{master_id});
3256
3257 # Quickly get certain fields (simpler than getBlockData()
3258 my $sth2 = $dbh->prepare("SELECT cidr,parent_id,type,city FROM allocations ".
3259 "WHERE (type LIKE '_m' OR type LIKE '_c') AND id = ? AND master_id = ?");
3260
3261 # For each possible container of $cidr...
3262 while (my @data = $sth->fetchrow_array) {
3263 my $i = 0;
3264 # Save some state and set a start point - parent ID of container we're checking
3265 $tparent = $data[0];
3266 my $ppid = $data[1];
3267 $trtype = $data[2];
3268 $tcity = $data[3];
3269 $tpar_id = $data[4];
3270 last if $data[4] == $binfo->{parent_id}; # Preemptively break if we're already in the right place
3271 last if $ppid == $binfo->{parent_id}; # ... or if the parent of the container is the block's parent
3272 while (1) {
3273 # Retrieve bits on that parent ID
3274 $sth2->execute($ppid, $binfo->{master_id});
3275 my @container = $sth2->fetchrow_array;
3276 $ppid = $container[1];
3277 last if $container[1] == 0; # Break if we've hit a master block
3278 last if $ppid == $binfo->{parent_id}; # Break if we've reached the block $cidr is currently in
3279 }
3280 last if $ppid == $binfo->{parent_id};
3281 }
3282
3283 # found an alternate parent; reset some parent-info bits
3284 if ($tpar_id != $binfo->{parent_id}) {
3285 $ptype = (split //, $trtype)[1];
3286 $pcity = $tcity;
3287 $retcode = 'WARNMERGE'; # may be redundant
3288 $p_id = $tpar_id;
3289 }
3290
3291 $goback = "$p_id,$tparent"; # breadcrumb, currently only used in case of live-parent-is-not-true-parent
3292
3293 # Special case - delete pool IPs
3294 if ($binfo->{type} =~ /^.[pd]$/) {
3295 # We have to delete the IPs from the pool listing.
3296##fixme: rdepth? vrf?
3297 $dbh->do("DELETE FROM poolips WHERE parent_id = ?", undef, ($id) );
3298 }
3299
3300 $pinfo = getBlockData($dbh, $p_id);
3301
3302 # If the block wasn't legacy goo embedded in a static pool, we check the
3303 # freeblocks in the identified parent to see if we can combine any of them.
3304
3305 # if the block to be deleted is a container, move its freeblock(s) up a level, and reset their parenting info
3306 if ($binfo->{type} =~ /^.[mc]/) {
3307 # move the freeblocks into the parent
3308 # we don't insert a new freeblock because there could be a live reparented sub.
3309 $dbh->do("UPDATE freeblocks SET parent_id = ?, routed = ?, city = ? WHERE parent_id = ?", undef,
3310 ($p_id, $ptype, $pcity, $id) );
3311 } else {
3312 # ... otherwise, add the freeblock
3313 $dbh->do("INSERT INTO freeblocks (cidr, city, routed, parent_id, master_id) VALUES (?,?,?,?,?)", undef,
3314 ($cidr, $pcity, $ptype, $p_id, $binfo->{master_id}) );
3315 }
3316
3317 # Walk the free blocks in the parent and reduce them to the minimal set of CIDR ranges necessary
3318 _compactFree($dbh, $p_id);
3319
3320 } # done returning IPs to the appropriate place
3321
3322 # If we got here, we've succeeded. Whew!
3323 $dbh->commit;
3324 }; # end eval
3325 if ($@) {
3326 if ($msg) { $msg .= ": $@"; } else { $msg = $@; }
3327 eval { $dbh->rollback; };
3328 return ('FAIL', $msg);
3329 }
3330
3331##fixme: RPC return code?
3332 _rpc('delByCIDR', cidr => "$cidr", rpcuser => $user, delforward => $delfwd, delsubs => 'y',
3333 parpatt => $ppatt, location => $binfo->{location})
3334 if ($binfo->{revavail} || $binfo->{revpartial});
3335
3336 return ($retcode, $goback);
3337
3338 } # end alloctype != netblock
3339
3340} # end deleteBlock()
3341
3342
3343## IPDB::getBlockData()
3344# Get CIDR or IP, custid, type, city, circuit ID, description, notes, modification time,
3345# private/restricted data, and backup fields, for a CIDR block or pool IP
3346# Also returns SWIP status flag for CIDR blocks or pool netblock for IPs
3347# Takes the block ID or IP to look up and an optional flag to indicate a pool IP lookup
3348# instead of a netblock.
3349# Returns a hashref to the block data
3350sub getBlockData {
3351 my $dbh = shift;
3352 my $id = shift;
3353 my $type = shift || 'b'; # default to netblock for lazy callers
3354
3355 # reset $type so caller can just pass the complete allocation type
3356 if ($type =~ /^.?i$/) {
3357 $type = 'i';
3358 } else {
3359 $type = 'b';
3360 }
3361
3362# catch some errors, someday
3363# if (!$id || $id !~ /^\d+$/) {
3364# $errstr = "Allocation ID must be numeric
3365# }
3366
3367 # Note city, vrf, parent_id and master_id removed due to JOIN uncertainty for block allocations
3368 my $commonfields = q(a.custid, a.type, a.circuitid, a.description, a.notes, a.modifystamp AS lastmod,
3369 a.privdata, a.vlan, a.rdns);
3370 my $bkfields = q(b.backup_id AS hasbk, b.bkbrand, b.bkmodel, b.bktype, b.bkport, b.bksrc,
3371 b.bkuser, b.bkvpass, b.bkepass, b.bkip);
3372
3373 if ($type eq 'i') {
3374 my $binfo = $dbh->selectrow_hashref(qq(
3375 SELECT a.id, a.ip AS block, a.city, a.vrf, a.parent_id, a.master_id, $commonfields,
3376 d.zone >> a.ip AS revavail, d.location,
3377 $bkfields,
3378 v.location AS vrfloc
3379 FROM poolips a
3380 LEFT JOIN dnsavail d ON a.master_id = d.parent_alloc AND a.ip << d.zone
3381 LEFT JOIN backuplist b ON a.backup_id = b.backup_id
3382 JOIN allocations m ON a.master_id = m.id JOIN vrfs v ON m.vrf = v.vrf
3383 WHERE a.id = ?
3384 ), undef, ($id) );
3385 return $binfo;
3386 } else {
3387 my $binfo = $dbh->selectrow_hashref(qq(
3388 SELECT a.id, masklen(a.cidr), a.cidr AS block, a.city, a.vrf, a.parent_id, a.master_id, a.swip, $commonfields,
3389 f.cidr AS reserve, f.id as reserve_id,
3390 d.zone >>= a.cidr AS revavail, d.zone << a.cidr AS revpartial, d.location,
3391 $bkfields,
3392 v.location AS vrfloc
3393 FROM allocations a
3394 LEFT JOIN freeblocks f ON a.id=f.reserve_for
3395 LEFT JOIN dnsavail d ON a.master_id = d.parent_alloc AND (a.cidr <<= d.zone OR a.cidr >> d.zone)
3396 LEFT JOIN backuplist b ON a.backup_id = b.backup_id
3397 JOIN allocations m ON a.master_id = m.id JOIN vrfs v ON m.vrf = v.vrf
3398 WHERE a.id = ?
3399 ), undef, ($id) );
3400
3401 if ($binfo->{type} =~ /^.[dp]$/) {
3402 ($binfo->{nfree}) = $dbh->selectrow_array("SELECT count(*) FROM poolips WHERE parent_id = ? AND available = 'y'", undef, $id);
3403 } else {
3404 # assemble free IP count
3405 my $tmp = $dbh->prepare("SELECT 2^(32-masklen(cidr)) AS fc FROM freeblocks WHERE parent_id = ?");
3406 $tmp->execute($id);
3407 my $nfree = 0;
3408 while (my ($fc) = $tmp->fetchrow_array) {
3409 $nfree += $fc;
3410 }
3411 $binfo->{nfree} = $nfree;
3412 }
3413
3414 return $binfo;
3415 }
3416} # end getBlockData()
3417
3418
3419## IPDB::getBlockRDNS()
3420# Gets reverse DNS pattern for a block or IP. Note that this will also
3421# retrieve any default pattern following the parent chain up, and check via
3422# RPC (if available) to see what the narrowest pattern for the requested block is
3423# Returns the current pattern for the block or IP.
3424sub getBlockRDNS {
3425 my $dbh = shift;
3426 my %args = @_;
3427
3428 $args{type} = 'b' if !$args{type};
3429 my $cached = 1;
3430
3431 # snag entry from database
3432 my ($rdns,$rfrom,$pid,$mid);
3433 if ($args{type} =~ /.i/) {
3434 ($rdns, $rfrom, $pid, $mid) = $dbh->selectrow_array("SELECT rdns,ip,parent_id,master_id FROM poolips WHERE id = ?",
3435 undef, ($args{id}) );
3436 } else {
3437 ($rdns, $rfrom, $pid, $mid) = $dbh->selectrow_array("SELECT rdns,cidr,parent_id,master_id FROM allocations WHERE id = ?",
3438 undef, ($args{id}) );
3439 }
3440
3441 # Can't see a way this could end up empty, for any case I care about. If the caller
3442 # doesn't know an allocation ID to request, then they don't know anything else anyway.
3443 my $selfblock = $rfrom;
3444
3445 my $type;
3446 while (!$rdns && $pid) {
3447 ($rdns, $rfrom, $pid, $type) = $dbh->selectrow_array(
3448 "SELECT rdns,cidr,parent_id,type FROM allocations WHERE id = ?",
3449 undef, ($pid) );
3450 last if $type eq 'mm'; # break loops in unfortunate legacy data
3451 }
3452
3453 # use the actual allocation to check against the DNS utility; we don't want
3454 # to always go chasing up the chain to the master... which may (usually won't)
3455 # be present directly in DNS anyway
3456 my $cidr = new NetAddr::IP $selfblock;
3457
3458 if ($rpc_url) {
3459 # Use the first /16 or /24, rather than dithering over which sub-/14 /16
3460 # or sub-/19 /24 to retrieve - it's the least-wrong way to do things.
3461
3462 my ($rpcblock) = ($cidr->masklen <= 24 ? $cidr->split( ($cidr->masklen <= 16 ? 16 : 24) ) : $cidr);
3463 my %rpcargs = (
3464 rpcuser => $args{user},
3465 group => $revgroup, # not sure how this could sanely be exposed, tbh...
3466 cidr => "$rpcblock",
3467 );
3468
3469# # Retrieve the VRF's location by way of the master block
3470# ($rpcargs{location}) = $dbh->selectrow_array("SELECT v.location FROM vrfs v".
3471# " JOIN allocations a ON a.vrf = v.vrf".
3472# " WHERE a.id = ?", undef, $mid);
3473
3474## ... is there something more needed here?
3475# order by so that we get the narrowest entry
3476 ($rpcargs{location}) = $dbh->selectrow_array("SELECT d.location FROM dnsavail d".
3477 " WHERE d.parent_alloc = ? ORDER BY zone DESC", undef, $mid);
3478
3479 $errstr = '';
3480 my $remote_rdns = _rpc('getRevPattern', %rpcargs);
3481 if ($remote_rdns) {
3482 $rdns = $remote_rdns;
3483 $cached = 0;
3484 } else {
3485 if (!$errstr) {
3486 # no error, but no data
3487 $cached = 0;
3488 }
3489 }
3490 }
3491
3492 # hmm. do we care about where it actually came from?
3493 return $rdns, $cached;
3494} # end getBlockRDNS()
3495
3496
3497## IPDB::getRDNSbyIP()
3498# Get individual reverse entries for the IP or CIDR IP range passed. Sort of looking the
3499# opposite direction down the netblock tree compared to getBlockRDNS() above.
3500sub getRDNSbyIP {
3501 my $dbh = shift;
3502 my %args = @_; # We want to accept a variety of call types
3503
3504 # key arguments: allocation ID, type
3505 unless ($args{id} || $args{type}) {
3506 $errstr = 'Missing allocation ID or type';
3507 return;
3508 }
3509
3510 my $binfo = getBlockData($dbh, $args{id}, $args{type});
3511
3512 my @ret = ();
3513 # special case: single IP. Check if it's an allocation or in a pool, then do the RPC call for fresh data.
3514 if ($args{type} =~ /^.i$/) {
3515 my ($ip, $localrev) = $dbh->selectrow_array("SELECT ip, rdns FROM poolips WHERE id = ?", undef, ($args{id}) );
3516 push @ret, { 'r_ip' => $ip, 'iphost' => $localrev };
3517##fixme: rpc call?
3518 } else {
3519 if ($rpc_url) {
3520 my %rpcargs = (
3521 rpcuser => $args{user},
3522 group => $revgroup, # not sure how this could sanely be exposed, tbh...
3523 cidr => $args{range},
3524 );
3525
3526# # Retrieve the VRF's DNS location by way of the master block
3527# ($rpcargs{location}) = $dbh->selectrow_array("SELECT v.location FROM vrfs v".
3528# " JOIN allocations a ON a.vrf = v.vrf JOIN allocations b ON a.id = b.master_id".
3529# " WHERE b.id = ?", undef, $args{id});
3530
3531## ... is there something more needed here?
3532# order by so that we get the narrowest entry
3533 ($rpcargs{location}) = $dbh->selectrow_array("SELECT d.location FROM dnsavail d".
3534 " WHERE d.parent_alloc = ? ORDER BY zone DESC", undef, $binfo->{master_id});
3535
3536 my $remote_rdns = _rpc('getRevSet', %rpcargs);
3537 return $remote_rdns;
3538# $rdns = $remote_rdns if $remote_rdns;
3539# $cached = 0;
3540 }
3541 }
3542 return \@ret;
3543} # end getRDNSbyIP()
3544
3545
3546## IPDB::getRevID()
3547# Get the reverse zone ID(s) for an allocation
3548# Takes a hash with cidr, location and user elements
3549# Returns a hashref to a list of zones and zone IDs (in case of large
3550# allocations effectively split across multiple DNS zones)
3551##fixme: arguably should be integrated in some other related sub that
3552# does RPC to minimize the number of RPC calls somehow
3553sub getRevID {
3554 my $dbh = shift;
3555 my %args = @_;
3556
3557##fixme: build a local cache for mapping allocations to DNS zone IDs
3558# my ($revlocal) = $dbh->selectrow_array("SELECT revzones[0] AS zone,revzones[1] AS revid FROM dnsavail WHERE
3559#zone >>= ? AND location = ?", undef, $args{cidr}, $args{location});
3560#use Data::Dumper;
3561#print "rezone array?<pre>".Dumper($revlocal)."</pre>\n";
3562
3563 my $revzones = _rpc('getZonesByCIDR', rpcuser => $args{user},
3564 cidr => $args{cidr},
3565 return_location => 0,
3566 location => $args{location},
3567 );
3568 return $revzones;
3569} # end getRevID()
3570
3571
3572## IPDB::getNodeList()
3573# Gets a list of node ID+name pairs as an arrayref to a list of hashrefs
3574# Takes an optional argument to flag a selected node for dropdown lists
3575sub getNodeList {
3576 my $dbh = shift;
3577 my $sel = shift || 0;
3578
3579 my $ret = $dbh->selectall_arrayref("SELECT node_id, node_name, node_id=? AS selected FROM nodes".
3580 " ORDER BY node_name,node_type,node_id",
3581 { Slice => {} }, ($sel) );
3582 return $ret;
3583} # end getNodeList()
3584
3585
3586## IPDB::getNodeName()
3587# Get node name from the ID
3588sub getNodeName {
3589 my $dbh = shift;
3590 my $nid = shift;
3591
3592 my ($nname) = $dbh->selectrow_array("SELECT node_name FROM nodes WHERE node_id = ?", undef, ($nid) );
3593 return $nname;
3594} # end getNodeName()
3595
3596
3597## IPDB::getNodeInfo()
3598# Get node name and ID associated with a block
3599sub getNodeInfo {
3600 my $dbh = shift;
3601 my $block = shift;
3602
3603 my ($nid, $nname) = $dbh->selectrow_array("SELECT nodes.node_id,node_name FROM nodes INNER JOIN noderef".
3604 " ON nodes.node_id=noderef.node_id WHERE noderef.block = ?", undef, ($block) );
3605 return ($nid, $nname);
3606} # end getNodeInfo()
3607
3608
3609## IPDB::getBlockNotices()
3610# Retrieve any infonotes for a block and all of its parents
3611# Takes the block ID to trace down the stack
3612# Returns an arrayref to the block and all of its parents, containing the CIDR,
3613# description, and notice (if any) associated to each block.
3614sub getBlockNotices {
3615 my $dbh = shift;
3616 my $bid = shift;
3617 my $nlist = $dbh->selectall_arrayref(q(
3618 WITH RECURSIVE blockparents (id, cidr, description, parent_id, notice, depth) AS (
3619 SELECT a.id, a.cidr, a.description, a.parent_id, bn.notice, 1 AS depth FROM allocations a
3620 LEFT JOIN blocknotices bn ON a.id = bn.alloc_id
3621 WHERE a.id = ?
3622 UNION
3623 SELECT b.id, b.cidr, b.description, b.parent_id, bn2.notice, t.depth AS depth FROM allocations b
3624 JOIN blockparents t ON t.parent_id = b.id
3625 LEFT JOIN blocknotices bn2 ON b.id = bn2.alloc_id
3626 ) SELECT id, cidr, description, parent_id, notice FROM blockparents ORDER BY depth DESC;
3627), {Slice=>{}}, $bid);
3628
3629 return $nlist;
3630} # end getBlockNotices()
3631
3632
3633## IPDB::mailNotify()
3634# Sends notification mail to recipients regarding an IPDB operation
3635sub mailNotify {
3636 my $dbh = shift;
3637 my ($action,$subj,$message) = @_;
3638
3639 return if $smtphost eq 'smtp.example.com'; # do nothing if still using default SMTP host.
3640
3641##fixme: need to redesign the breakdown/processing for $action for proper handling of all cases
3642
3643# split action into parts for fiddlement. nb: there are almost certainly better ways to do this.
3644 my @actionbits = split //, $action;
3645
3646 # want to notify anyone who has specifically requested notify on *this* type ($action as passed),
3647 # on "all static IP types" or "all pool types" (and other last-char-in-type groupings), on eg "all DSL types",
3648 # and "all events with this action"
3649 my @actionsets = ($action);
3650##fixme: ick, eww. really gotta find a better way to handle this...
3651 push @actionsets, ($actionbits[0].'.'.$actionbits[2],
3652 $actionbits[0].$actionbits[1].'.', $actionbits[0].'a') if $action =~ /^.{3}$/;
3653
3654 my $mailer = Net::SMTP->new($smtphost, Hello => "ipdb.$domain");
3655
3656 # get recip list from db
3657 my $sth = $dbh->prepare("SELECT reciplist FROM notify WHERE action=?");
3658
3659 my %reciplist;
3660 foreach (@actionsets) {
3661 $sth->execute($_);
3662##fixme - need to handle db errors
3663 my ($recipsub) = $sth->fetchrow_array;
3664 next if !$recipsub;
3665 foreach (split(/,/, $recipsub)) {
3666 $reciplist{$_}++;
3667 }
3668 }
3669
3670 return if !%reciplist;
3671
3672 # dodge a bullet with module version "numbers"
3673 my ($ver) = ($IPDB::VERSION =~ /^(\d+(?:\.\d+)?)/);
3674
3675 foreach my $recip (keys %reciplist) {
3676 $mailer->mail($smtpsender);
3677 $mailer->to($recip);
3678 $mailer->data("From: \"$org_name IP Database\" <$smtpsender>\n",
3679 "To: $recip\n",
3680 "Date: ".strftime("%a, %d %b %Y %H:%M:%S %z",localtime)."\n",
3681 "Subject: {IPDB} $subj\n",
3682 "X-Mailer: IPDB Notify v".sprintf("%.1d",$ver)."\n",
3683 "Organization: $org_name\n",
3684 "\n$message\n");
3685 }
3686 $mailer->quit;
3687}
3688
3689# Indicates module loaded OK. Required by Perl.
36901;
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