| 1 | #!/usr/bin/perl
|
|---|
| 2 | # dnsadmin shell-based import tool for tinydns flatfiles
|
|---|
| 3 | ##
|
|---|
| 4 | # $Id: tiny-import.pl 461 2013-02-20 21:59:41Z kdeugau $
|
|---|
| 5 | # Copyright 2012 Kris Deugau <kdeugau@deepnet.cx>
|
|---|
| 6 | #
|
|---|
| 7 | # This program is free software: you can redistribute it and/or modify
|
|---|
| 8 | # it under the terms of the GNU General Public License as published by
|
|---|
| 9 | # the Free Software Foundation, either version 3 of the License, or
|
|---|
| 10 | # (at your option) any later version.
|
|---|
| 11 | #
|
|---|
| 12 | # This program is distributed in the hope that it will be useful,
|
|---|
| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|---|
| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|---|
| 15 | # GNU General Public License for more details.
|
|---|
| 16 | #
|
|---|
| 17 | # You should have received a copy of the GNU General Public License
|
|---|
| 18 | # along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|---|
| 19 | ##
|
|---|
| 20 |
|
|---|
| 21 | # WARNING: This is NOT a heavy-duty validator; it is assumed that the data
|
|---|
| 22 | # being imported is more or less sane. Only minor structural validation will
|
|---|
| 23 | # be done to weed out the most broken records.
|
|---|
| 24 |
|
|---|
| 25 | use strict;
|
|---|
| 26 | use warnings;
|
|---|
| 27 |
|
|---|
| 28 | use lib '.';
|
|---|
| 29 | use DNSDB qw(:ALL);
|
|---|
| 30 |
|
|---|
| 31 | if (!loadConfig()) {
|
|---|
| 32 | warn "Using default configuration; unable to load custom settings: $DNSDB::errstr";
|
|---|
| 33 | }
|
|---|
| 34 |
|
|---|
| 35 | usage() if !@ARGV;
|
|---|
| 36 |
|
|---|
| 37 | my %importcfg = (
|
|---|
| 38 | rw => 0,
|
|---|
| 39 | conv => 0,
|
|---|
| 40 | trial => 0,
|
|---|
| 41 | );
|
|---|
| 42 | # Handle some command-line arguments
|
|---|
| 43 | while ($ARGV[0] =~ /^-/) {
|
|---|
| 44 | my $arg = shift @ARGV;
|
|---|
| 45 | usage() if $arg !~ /^-[rct]+$/;
|
|---|
| 46 | # -r rewrite imported files to comment imported records
|
|---|
| 47 | # -c coerce/downconvert A+PTR = records to PTR
|
|---|
| 48 | # -t trial mode; don't commit to DB or actually rewrite flatfile (disables -r)
|
|---|
| 49 | $arg =~ s/^-//;
|
|---|
| 50 | my @tmp = split //, $arg;
|
|---|
| 51 | foreach (@tmp) {
|
|---|
| 52 | $importcfg{rw} = 1 if $_ eq 'r';
|
|---|
| 53 | $importcfg{conv} = 1 if $_ eq 'c';
|
|---|
| 54 | $importcfg{trial} = 1 if $_ eq 't';
|
|---|
| 55 | }
|
|---|
| 56 | }
|
|---|
| 57 | $importcfg{rw} = 0 if $importcfg{trial};
|
|---|
| 58 |
|
|---|
| 59 | sub usage {
|
|---|
| 60 | die q(usage: tiny-import.pl [-r] [-c] datafile1 datafile2 ... datafileN ...
|
|---|
| 61 | -r Rewrite all specified data files with a warning header indicating the
|
|---|
| 62 | records are now managed by web, and commenting out all imported records.
|
|---|
| 63 | The directory containing any given datafile must be writable.
|
|---|
| 64 | -c Convert any A+PTR (=) record to a bare PTR if the forward domain is
|
|---|
| 65 | not present in the database. Note this does NOT look forward through
|
|---|
| 66 | a single file, nor across multiple files handled in the same run.
|
|---|
| 67 | Multiple passes may be necessary if SOA and = records are heavily
|
|---|
| 68 | intermixed and not clustered together.
|
|---|
| 69 | -t Trial run mode; spits out records that would be left unimported.
|
|---|
| 70 | Disables -r if set.
|
|---|
| 71 |
|
|---|
| 72 | -r and -c may be combined (-rc)
|
|---|
| 73 |
|
|---|
| 74 | datafileN is any tinydns record data file.
|
|---|
| 75 | );
|
|---|
| 76 | }
|
|---|
| 77 |
|
|---|
| 78 | my $code;
|
|---|
| 79 | my ($dbh,$msg) = connectDB($config{dbname}, $config{dbuser}, $config{dbpass}, $config{dbhost});
|
|---|
| 80 | initGlobals($dbh) if $dbh;
|
|---|
| 81 |
|
|---|
| 82 | $dbh->{AutoCommit} = 0;
|
|---|
| 83 | $dbh->{RaiseError} = 1;
|
|---|
| 84 |
|
|---|
| 85 | my %cnt;
|
|---|
| 86 | my @deferred;
|
|---|
| 87 | my $converted = 0;
|
|---|
| 88 | my $errstr = '';
|
|---|
| 89 |
|
|---|
| 90 | foreach my $file (@ARGV) {
|
|---|
| 91 | eval {
|
|---|
| 92 | import(file => $file);
|
|---|
| 93 | # import(file => $file, nosoa => 1);
|
|---|
| 94 | $dbh->rollback if $importcfg{trial};
|
|---|
| 95 | $dbh->commit unless $importcfg{trial};
|
|---|
| 96 | };
|
|---|
| 97 | if ($@) {
|
|---|
| 98 | print "Failure trying to import $file: $@\n $errstr\n";
|
|---|
| 99 | unlink ".$file.$$" if $importcfg{rw}; # cleanup
|
|---|
| 100 | $dbh->rollback;
|
|---|
| 101 | }
|
|---|
| 102 | }
|
|---|
| 103 |
|
|---|
| 104 | # print summary count of record types encountered
|
|---|
| 105 | foreach (keys %cnt) {
|
|---|
| 106 | print " $_ $cnt{$_}\n";
|
|---|
| 107 | }
|
|---|
| 108 |
|
|---|
| 109 | exit 0;
|
|---|
| 110 |
|
|---|
| 111 | sub import {
|
|---|
| 112 | our %args = @_;
|
|---|
| 113 | my $flatfile = $args{file};
|
|---|
| 114 | my @fpath = split '/', $flatfile;
|
|---|
| 115 | $fpath[$#fpath] = ".$fpath[$#fpath]";
|
|---|
| 116 | my $rwfile = join('/', @fpath);#.".$$";
|
|---|
| 117 |
|
|---|
| 118 | open FLAT, "<$flatfile";
|
|---|
| 119 |
|
|---|
| 120 | if ($importcfg{rw}) {
|
|---|
| 121 | open RWFLAT, ">$rwfile" or die "Couldn't open tempfile $rwfile for rewriting: $!\n";
|
|---|
| 122 | print RWFLAT "# WARNING: Records in this file have been imported to the web UI.\n#\n";
|
|---|
| 123 | }
|
|---|
| 124 |
|
|---|
| 125 | our $recsth = $dbh->prepare("INSERT INTO records (domain_id,rdns_id,host,type,val,distance,weight,port,ttl,location) ".
|
|---|
| 126 | " VALUES (?,?,?,?,?,?,?,?,?,?)");
|
|---|
| 127 |
|
|---|
| 128 | my %deleg;
|
|---|
| 129 |
|
|---|
| 130 | my $ok = 0;
|
|---|
| 131 | while (<FLAT>) {
|
|---|
| 132 | if (/^#/ || /^\s*$/) {
|
|---|
| 133 | print RWFLAT "#$_" if $importcfg{rw};
|
|---|
| 134 | next;
|
|---|
| 135 | }
|
|---|
| 136 | chomp;
|
|---|
| 137 | s/\s*$//;
|
|---|
| 138 | my $recstat = recslurp($_);
|
|---|
| 139 | $ok++ if $recstat;
|
|---|
| 140 | if ($importcfg{rw}) {
|
|---|
| 141 | if ($recstat) {
|
|---|
| 142 | print RWFLAT "#$_\n";
|
|---|
| 143 | } else {
|
|---|
| 144 | print RWFLAT "$_\n";
|
|---|
| 145 | }
|
|---|
| 146 | }
|
|---|
| 147 | }
|
|---|
| 148 |
|
|---|
| 149 | # Move the rewritten flatfile in place of the original, so that any
|
|---|
| 150 | # external export processing will pick up any remaining records.
|
|---|
| 151 | if ($importcfg{rw}) {
|
|---|
| 152 | close RWFLAT;
|
|---|
| 153 | rename "$rwfile", $flatfile;
|
|---|
| 154 | }
|
|---|
| 155 |
|
|---|
| 156 | # Show the failed records
|
|---|
| 157 | foreach (@deferred) {
|
|---|
| 158 | print "failed to import $_\n";
|
|---|
| 159 | }
|
|---|
| 160 |
|
|---|
| 161 | ##fixme: hmm. can't write the record back to the flatfile in the
|
|---|
| 162 | # main while above, then come down here and import it anyway, can we?
|
|---|
| 163 | # # Try the deferred records again, once.
|
|---|
| 164 | # foreach (@deferred) {
|
|---|
| 165 | # print "trying $_ again\n";
|
|---|
| 166 | # recslurp($_, 1);
|
|---|
| 167 | # }
|
|---|
| 168 |
|
|---|
| 169 | # .. but we can at least say how many records weren't imported.
|
|---|
| 170 | print "$ok OK, ".scalar(@deferred)." deferred, $converted downconverted records in $flatfile\n";
|
|---|
| 171 | undef @deferred;
|
|---|
| 172 | $converted = 0;
|
|---|
| 173 |
|
|---|
| 174 | # Sub for various nonstandard types with lots of pure bytes expressed in octal
|
|---|
| 175 | # Takes a tinydns rdata string and count, returns a list of $count bytes as well
|
|---|
| 176 | # as trimming those logical bytes off the front of the rdata string.
|
|---|
| 177 | sub _byteparse {
|
|---|
| 178 | my $src = shift;
|
|---|
| 179 | my $count = shift;
|
|---|
| 180 | my @ret;
|
|---|
| 181 | for (my $i = 0; $i < $count; $i++) {
|
|---|
| 182 | if ($$src =~ /^\\/) {
|
|---|
| 183 | # we should have an octal bit
|
|---|
| 184 | my ($tmp) = ($$src =~ /^(\\\d{3})/);
|
|---|
| 185 | $tmp =~ s/\\/0/;
|
|---|
| 186 | push @ret, oct($tmp);
|
|---|
| 187 | $$src =~ s/^\\\d{3}//;
|
|---|
| 188 | } else {
|
|---|
| 189 | # we seem to have a byte expressed as an ASCII character
|
|---|
| 190 | my ($tmp) = ($$src =~ /^(.)/);
|
|---|
| 191 | push @ret, ord($tmp);
|
|---|
| 192 | $$src =~ s/^.//;
|
|---|
| 193 | }
|
|---|
| 194 | }
|
|---|
| 195 | return @ret;
|
|---|
| 196 | }
|
|---|
| 197 |
|
|---|
| 198 | # Convert octal-coded bytes back to something resembling normal characters, general case
|
|---|
| 199 | sub _deoctal {
|
|---|
| 200 | my $targ = shift;
|
|---|
| 201 | while ($$targ =~ /\\(\d{3})/) {
|
|---|
| 202 | my $sub = chr(oct($1));
|
|---|
| 203 | $$targ =~ s/\\$1/$sub/g;
|
|---|
| 204 | }
|
|---|
| 205 | }
|
|---|
| 206 |
|
|---|
| 207 | sub _rdata2string {
|
|---|
| 208 | my $rdata = shift;
|
|---|
| 209 | my $tmpout = '';
|
|---|
| 210 | while ($rdata) {
|
|---|
| 211 | my $bytecount = 0;
|
|---|
| 212 | if ($rdata =~ /^\\/) {
|
|---|
| 213 | ($bytecount) = ($rdata =~ /^(\\\d{3})/);
|
|---|
| 214 | $bytecount =~ s/\\/0/;
|
|---|
| 215 | $bytecount = oct($bytecount);
|
|---|
| 216 | $rdata =~ s/^\\\d{3}//;
|
|---|
| 217 | } else {
|
|---|
| 218 | ($bytecount) = ($rdata =~ /^(.)/);
|
|---|
| 219 | $bytecount = ord($bytecount);
|
|---|
| 220 | $rdata =~ s/^.//;
|
|---|
| 221 | }
|
|---|
| 222 | my @tmp = _byteparse(\$rdata, $bytecount);
|
|---|
| 223 | foreach (@tmp) { $tmpout .= chr($_); }
|
|---|
| 224 | ##fixme: warn or fail on long (>256? >512? >321?) strings
|
|---|
| 225 | }
|
|---|
| 226 | return $tmpout;
|
|---|
| 227 | }
|
|---|
| 228 |
|
|---|
| 229 | sub _rdata2hex {
|
|---|
| 230 | my $rdata = shift;
|
|---|
| 231 | my $tmpout = '';
|
|---|
| 232 | while ($rdata) {
|
|---|
| 233 | my $byte = '';
|
|---|
| 234 | if ($rdata =~ /^\\/) {
|
|---|
| 235 | ($byte) = ($rdata =~ /^(\\\d{3})/);
|
|---|
| 236 | $byte =~ s/\\/0/;
|
|---|
| 237 | $tmpout .= sprintf("%0.2x", oct($byte));
|
|---|
| 238 | $rdata =~ s/^\\\d{3}//;
|
|---|
| 239 | } else {
|
|---|
| 240 | ($byte) = ($rdata =~ /^(.)/);
|
|---|
| 241 | $tmpout .= sprintf("%0.2x", ord($byte));
|
|---|
| 242 | $rdata =~ s/^.//;
|
|---|
| 243 | }
|
|---|
| 244 | }
|
|---|
| 245 | return $tmpout;
|
|---|
| 246 | }
|
|---|
| 247 |
|
|---|
| 248 |
|
|---|
| 249 | sub recslurp {
|
|---|
| 250 | my $rec = shift;
|
|---|
| 251 | my $nodefer = shift || 0;
|
|---|
| 252 | my $impok = 1;
|
|---|
| 253 |
|
|---|
| 254 | $errstr = $rec; # this way at least we have some idea what went <splat>
|
|---|
| 255 |
|
|---|
| 256 | if ($rec =~ /^=/) {
|
|---|
| 257 | $cnt{APTR}++;
|
|---|
| 258 |
|
|---|
| 259 | ##fixme: do checks like this for all types
|
|---|
| 260 | if ($rec !~ /^=(?:\*|\\052)?[a-z0-9\._-]+:[\d\.]+:\d*/i) {
|
|---|
| 261 | print "bad A+PTR $rec\n";
|
|---|
| 262 | return;
|
|---|
| 263 | }
|
|---|
| 264 | my ($host,$ip,$ttl,$stamp,$loc) = split /:/, $rec, 5;
|
|---|
| 265 | $host =~ s/^=//;
|
|---|
| 266 | $host =~ s/\.$//;
|
|---|
| 267 | $ttl = 0 if !$ttl;
|
|---|
| 268 | $stamp = '' if !$stamp;
|
|---|
| 269 | $loc = '' if !$loc;
|
|---|
| 270 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 271 | my $fparent = DNSDB::_hostparent($dbh, $host);
|
|---|
| 272 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($ip));
|
|---|
| 273 | if ($fparent && $rparent) {
|
|---|
| 274 | $recsth->execute($fparent, $rparent, $host, 65280, $ip, 0, 0, 0, $ttl, $loc);
|
|---|
| 275 | } else {
|
|---|
| 276 | if ($importcfg{conv}) {
|
|---|
| 277 | # downconvert A+PTR if forward zone is not found
|
|---|
| 278 | $recsth->execute(0, $rparent, $host, 12, $ip, 0, 0, 0, $ttl, $loc);
|
|---|
| 279 | $converted++;
|
|---|
| 280 | } else {
|
|---|
| 281 | push @deferred, $rec unless $nodefer;
|
|---|
| 282 | $impok = 0;
|
|---|
| 283 | # print "$tmporig deferred; can't find both forward and reverse zone parents\n";
|
|---|
| 284 | }
|
|---|
| 285 | }
|
|---|
| 286 |
|
|---|
| 287 | } elsif ($rec =~ /^C/) {
|
|---|
| 288 | $cnt{CNAME}++;
|
|---|
| 289 |
|
|---|
| 290 | my ($host,$targ,$ttl,$stamp,$loc) = split /:/, $rec, 5;
|
|---|
| 291 | $host =~ s/^C//;
|
|---|
| 292 | $host =~ s/\.$//;
|
|---|
| 293 | $host =~ s/^\\052/*/;
|
|---|
| 294 | $ttl = 0 if !$ttl;
|
|---|
| 295 | $stamp = '' if !$stamp;
|
|---|
| 296 | $loc = '' if !$loc;
|
|---|
| 297 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 298 | if ($host =~ /\.arpa$/) {
|
|---|
| 299 | ($code,$msg) = DNSDB::_zone2cidr($host);
|
|---|
| 300 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 301 | $recsth->execute(0, $rparent, $targ, 5, $msg->addr, 0, 0, 0, $ttl, $loc);
|
|---|
| 302 |
|
|---|
| 303 | ##fixme: automagically convert manually maintained sub-/24 delegations
|
|---|
| 304 | # my ($subip, $zone) = split /\./, $targ, 2;
|
|---|
| 305 | # ($code, $msg) = DNSDB::_zone2cidr($zone);
|
|---|
| 306 | # push @{$deleg{"$msg"}{iplist}}, $subip;
|
|---|
| 307 | #print "$msg $subip\n";
|
|---|
| 308 |
|
|---|
| 309 | } else {
|
|---|
| 310 | my $fparent = DNSDB::_hostparent($dbh, $host);
|
|---|
| 311 | if ($fparent) {
|
|---|
| 312 | $recsth->execute($fparent, 0, $host, 5, $targ, 0, 0, 0, $ttl, $loc);
|
|---|
| 313 | } else {
|
|---|
| 314 | push @deferred, $rec unless $nodefer;
|
|---|
| 315 | $impok = 0;
|
|---|
| 316 | # print "$tmporig deferred; can't find parent zone\n";
|
|---|
| 317 | }
|
|---|
| 318 | }
|
|---|
| 319 |
|
|---|
| 320 | } elsif ($rec =~ /^\&/) {
|
|---|
| 321 | $cnt{NS}++;
|
|---|
| 322 |
|
|---|
| 323 | my ($zone,$ip,$ns,$ttl,$stamp,$loc) = split /:/, $rec, 6;
|
|---|
| 324 | $zone =~ s/^\&//;
|
|---|
| 325 | $zone =~ s/\.$//;
|
|---|
| 326 | $ns =~ s/\.$//;
|
|---|
| 327 | $ns = "$ns.ns.$zone" if $ns !~ /\./;
|
|---|
| 328 | $ttl = 0 if !$ttl;
|
|---|
| 329 | $stamp = '' if !$stamp;
|
|---|
| 330 | $loc = '' if !$loc;
|
|---|
| 331 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 332 | if ($zone =~ /\.arpa$/) {
|
|---|
| 333 | ($code,$msg) = DNSDB::_zone2cidr($zone);
|
|---|
| 334 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >>= ?", undef, ("$msg"));
|
|---|
| 335 | ##fixme, in concert with the CNAME check for same; automagically
|
|---|
| 336 | # create "delegate" record instead for subzone NSes: convert above to use = instead of >>=
|
|---|
| 337 | # ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ("$msg"))
|
|---|
| 338 | # if !$rparent;
|
|---|
| 339 | if ($rparent) {
|
|---|
| 340 | $recsth->execute(0, $rparent, $ns, 2, $msg, 0, 0, 0, $ttl, $loc);
|
|---|
| 341 | } else {
|
|---|
| 342 | push @deferred, $rec unless $nodefer;
|
|---|
| 343 | $impok = 0;
|
|---|
| 344 | }
|
|---|
| 345 | } else {
|
|---|
| 346 | my $fparent = DNSDB::_hostparent($dbh, $zone);
|
|---|
| 347 | if ($fparent) {
|
|---|
| 348 | $recsth->execute($fparent, 0, $zone, 2, $ns, 0, 0, 0, $ttl, $loc);
|
|---|
| 349 | $recsth->execute($fparent, 0, $ns, 2, $ip, 0, 0, 0, $ttl, $loc) if $ip;
|
|---|
| 350 | } else {
|
|---|
| 351 | push @deferred, $rec unless $nodefer;
|
|---|
| 352 | $impok = 0;
|
|---|
| 353 | }
|
|---|
| 354 | }
|
|---|
| 355 |
|
|---|
| 356 | } elsif ($rec =~ /^\^/) {
|
|---|
| 357 | $cnt{PTR}++;
|
|---|
| 358 |
|
|---|
| 359 | my ($rip,$host,$ttl,$stamp,$loc) = split /:/, $rec, 5;
|
|---|
| 360 | $rip =~ s/^\^//;
|
|---|
| 361 | $rip =~ s/\.$//;
|
|---|
| 362 | $ttl = 0 if !$ttl;
|
|---|
| 363 | $stamp = '' if !$stamp;
|
|---|
| 364 | $loc = '' if !$loc;
|
|---|
| 365 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 366 | my $rparent;
|
|---|
| 367 | if (my ($i, $z) = ($rip =~ /^(\d+)\.(\d+-(?:\d+\.){4}in-addr.arpa)$/) ) {
|
|---|
| 368 | ($code,$msg) = DNSDB::_zone2cidr($z);
|
|---|
| 369 | # Exact matches only, because we're in a sub-/24 delegation
|
|---|
| 370 | ##fixme: flag the type of delegation (range, subnet-with-dash, subnet-with-slash)
|
|---|
| 371 | # somewhere so we can recover it on export. probably best to do that in the revzone data.
|
|---|
| 372 | ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet = ?", undef, ("$msg"));
|
|---|
| 373 | $z =~ s/^[\d-]+//;
|
|---|
| 374 | ($code,$msg) = DNSDB::_zone2cidr("$i.$z"); # Get the actual IP and normalize
|
|---|
| 375 | } else {
|
|---|
| 376 | ($code,$msg) = DNSDB::_zone2cidr($rip);
|
|---|
| 377 | ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ("$msg"));
|
|---|
| 378 | }
|
|---|
| 379 | if ($rparent) {
|
|---|
| 380 | $recsth->execute(0, $rparent, $host, 12, $msg->addr, 0, 0, 0, $ttl, $loc);
|
|---|
| 381 | } else {
|
|---|
| 382 | push @deferred, $rec unless $nodefer;
|
|---|
| 383 | $impok = 0;
|
|---|
| 384 | }
|
|---|
| 385 |
|
|---|
| 386 | } elsif ($rec =~ /^\+/) {
|
|---|
| 387 | $cnt{A}++;
|
|---|
| 388 |
|
|---|
| 389 | my ($host,$ip,$ttl,$stamp,$loc) = split /:/, $rec, 5;
|
|---|
| 390 | $host =~ s/^\+//;
|
|---|
| 391 | $host =~ s/\.$//;
|
|---|
| 392 | $host =~ s/^\\052/*/;
|
|---|
| 393 | $ttl = 0 if !$ttl;
|
|---|
| 394 | $stamp = '' if !$stamp;
|
|---|
| 395 | $loc = '' if !$loc;
|
|---|
| 396 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 397 |
|
|---|
| 398 | my $domid = DNSDB::_hostparent($dbh, $host);
|
|---|
| 399 | if ($domid) {
|
|---|
| 400 | $recsth->execute($domid, 0, $host, 1, $ip, 0, 0, 0, $ttl, $loc);
|
|---|
| 401 | } else {
|
|---|
| 402 | push @deferred, $rec unless $nodefer;
|
|---|
| 403 | $impok = 0;
|
|---|
| 404 | }
|
|---|
| 405 |
|
|---|
| 406 | } elsif ($rec =~ /^Z/) {
|
|---|
| 407 | $cnt{SOA}++;
|
|---|
| 408 |
|
|---|
| 409 | my ($zone,$master,$contact,$serial,$refresh,$retry,$expire,$minttl,$ttl,$stamp,$loc) = split /:/, $rec, 11;
|
|---|
| 410 | $zone =~ s/^Z//;
|
|---|
| 411 | $zone =~ s/\.$//;
|
|---|
| 412 | $master =~ s/\.$//;
|
|---|
| 413 | $contact =~ s/\.$//;
|
|---|
| 414 | $ttl = 0 if !$ttl;
|
|---|
| 415 | $stamp = '' if !$stamp;
|
|---|
| 416 | $loc = '' if !$loc;
|
|---|
| 417 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 418 | if ($zone =~ /\.arpa$/) {
|
|---|
| 419 | ($code,$msg) = DNSDB::_zone2cidr($zone);
|
|---|
| 420 | $dbh->do("INSERT INTO revzones (revnet,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 421 | undef, ($msg, $loc));
|
|---|
| 422 | my ($rdns) = $dbh->selectrow_array("SELECT currval('revzones_rdns_id_seq')");
|
|---|
| 423 | $recsth->execute(0, $rdns, "$contact:$master", 6, "$refresh:$retry:$expire:$minttl", 0, 0, 0, $ttl, $loc);
|
|---|
| 424 | } else {
|
|---|
| 425 | $dbh->do("INSERT INTO domains (domain,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 426 | undef, ($zone, $loc));
|
|---|
| 427 | my ($domid) = $dbh->selectrow_array("SELECT currval('domains_domain_id_seq')");
|
|---|
| 428 | $recsth->execute($domid, 0, "$contact:$master", 6, "$refresh:$retry:$expire:$minttl", 0, 0, 0, $ttl, $loc);
|
|---|
| 429 | }
|
|---|
| 430 |
|
|---|
| 431 | } elsif ($rec =~ /^\@/) {
|
|---|
| 432 | $cnt{MX}++;
|
|---|
| 433 |
|
|---|
| 434 | my ($zone,$ip,$host,$dist,$ttl,$stamp,$loc) = split /:/, $rec, 7;
|
|---|
| 435 | $zone =~ s/^\@//;
|
|---|
| 436 | $zone =~ s/\.$//;
|
|---|
| 437 | $zone =~ s/^\\052/*/;
|
|---|
| 438 | $host =~ s/\.$//;
|
|---|
| 439 | $host = "$host.mx.$zone" if $host !~ /\./;
|
|---|
| 440 | $ttl = 0 if !$ttl;
|
|---|
| 441 | $stamp = '' if !$stamp;
|
|---|
| 442 | $loc = '' if !$loc;
|
|---|
| 443 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 444 |
|
|---|
| 445 | # note we don't check for reverse domains here, because MX records don't make any sense in reverse zones.
|
|---|
| 446 | # if this really ever becomes an issue for someone it can be expanded to handle those weirdos
|
|---|
| 447 |
|
|---|
| 448 | # allow for subzone MXes, since it's perfectly legitimate to simply stuff it all in a single parent zone
|
|---|
| 449 | my $domid = DNSDB::_hostparent($dbh, $zone);
|
|---|
| 450 | if ($domid) {
|
|---|
| 451 | $recsth->execute($domid, 0, $zone, 15, $host, $dist, 0, 0, $ttl, $loc);
|
|---|
| 452 | $recsth->execute($domid, 0, $host, 1, $ip, 0, 0, 0, $ttl, $loc) if $ip;
|
|---|
| 453 | } else {
|
|---|
| 454 | push @deferred, $rec unless $nodefer;
|
|---|
| 455 | $impok = 0;
|
|---|
| 456 | }
|
|---|
| 457 |
|
|---|
| 458 | } elsif ($rec =~ /^'/) {
|
|---|
| 459 | $cnt{TXT}++;
|
|---|
| 460 |
|
|---|
| 461 | my ($fqdn, $rdata, $ttl, $stamp, $loc) = split /:/, $rec, 5;
|
|---|
| 462 | $fqdn =~ s/^'//;
|
|---|
| 463 | $fqdn =~ s/^\\052/*/;
|
|---|
| 464 | _deoctal(\$rdata);
|
|---|
| 465 | $ttl = 0 if !$ttl;
|
|---|
| 466 | $stamp = '' if !$stamp;
|
|---|
| 467 | $loc = '' if !$loc;
|
|---|
| 468 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 469 |
|
|---|
| 470 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 471 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 472 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 473 | $recsth->execute(0, $rparent, $rdata, 16, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 474 | } else {
|
|---|
| 475 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 476 | if ($domid) {
|
|---|
| 477 | $recsth->execute($domid, 0, $fqdn, 16, $rdata, 0, 0, 0, $ttl, $loc);
|
|---|
| 478 | } else {
|
|---|
| 479 | push @deferred, $rec unless $nodefer;
|
|---|
| 480 | $impok = 0;
|
|---|
| 481 | }
|
|---|
| 482 | }
|
|---|
| 483 |
|
|---|
| 484 | } elsif ($rec =~ /^\./) {
|
|---|
| 485 | $cnt{NSASOA}++;
|
|---|
| 486 |
|
|---|
| 487 | my ($fqdn, $ip, $ns, $ttl, $stamp, $loc) = split /:/, $rec, 6;
|
|---|
| 488 | $fqdn =~ s/^\.//;
|
|---|
| 489 | $fqdn =~ s/\.$//;
|
|---|
| 490 | $ns =~ s/\.$//;
|
|---|
| 491 | $ns = "$ns.ns.$fqdn" if $ns !~ /\./;
|
|---|
| 492 | $ttl = 0 if !$ttl;
|
|---|
| 493 | $stamp = '' if !$stamp;
|
|---|
| 494 | $loc = '' if !$loc;
|
|---|
| 495 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 496 |
|
|---|
| 497 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 498 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 499 | my ($rdns) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet = ?", undef, ($msg));
|
|---|
| 500 | if (!$rdns) {
|
|---|
| 501 | $errstr = "adding revzone $msg";
|
|---|
| 502 | $dbh->do("INSERT INTO revzones (revnet,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 503 | undef, ($msg, $loc));
|
|---|
| 504 | ($rdns) = $dbh->selectrow_array("SELECT currval('revzones_rdns_id_seq')");
|
|---|
| 505 | # this would probably make a lot more sense to do hostmaster.$config{admindomain}
|
|---|
| 506 | $recsth->execute(0, $rdns, "hostmaster.$fqdn:$ns", 6, "16384:2048:1048576:2560", 0, 0, 0, "2560", $loc);
|
|---|
| 507 | }
|
|---|
| 508 | $recsth->execute(0, $rdns, $ns, 2, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 509 | ##fixme: (?) implement full conversion of tinydns . records?
|
|---|
| 510 | # -> problem: A record for NS must be added to the appropriate *forward* zone, not the reverse
|
|---|
| 511 | #$recsth->execute(0, $rdns, $ns, 1, $ip, 0, 0, 0, $ttl)
|
|---|
| 512 | # ... auto-A-record simply does not make sense in reverse zones. Functionally
|
|---|
| 513 | # I think it would work, sort of, but it's a nasty mess and anyone hosting reverse
|
|---|
| 514 | # zones has names for their nameservers already.
|
|---|
| 515 | # Even the auto-nameserver-fqdn comes out... ugly.
|
|---|
| 516 |
|
|---|
| 517 | } else {
|
|---|
| 518 | my ($domid) = $dbh->selectrow_array("SELECT domain_id FROM domains WHERE lower(domain) = lower(?)",
|
|---|
| 519 | undef, ($fqdn));
|
|---|
| 520 | if (!$domid) {
|
|---|
| 521 | $errstr = "adding domain $fqdn";
|
|---|
| 522 | $dbh->do("INSERT INTO domains (domain,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 523 | undef, ($fqdn, $loc));
|
|---|
| 524 | ($domid) = $dbh->selectrow_array("SELECT currval('domains_domain_id_seq')");
|
|---|
| 525 | $recsth->execute($domid, 0, "hostmaster.$fqdn:$ns", 6, "16384:2048:1048576:2560", 0, 0, 0, "2560", $loc);
|
|---|
| 526 | }
|
|---|
| 527 | $recsth->execute($domid, 0, $fqdn, 2, $ns, 0, 0, 0, $ttl, $loc);
|
|---|
| 528 | $recsth->execute($domid, 0, $ns, 1, $ip, 0, 0, 0, $ttl, $loc) if $ip;
|
|---|
| 529 | }
|
|---|
| 530 |
|
|---|
| 531 |
|
|---|
| 532 | } elsif ($rec =~ /^\%/) {
|
|---|
| 533 | $cnt{VIEWS}++;
|
|---|
| 534 |
|
|---|
| 535 | # unfortunate that we don't have a guaranteed way to get a description on these. :/
|
|---|
| 536 | my ($loc,$cnet) = split /:/, $rec, 2;
|
|---|
| 537 | $loc =~ s/^\%//;
|
|---|
| 538 | if (my ($iplist) = $dbh->selectrow_array("SELECT iplist FROM locations WHERE location = ?", undef, ($loc))) {
|
|---|
| 539 | if ($cnet) {
|
|---|
| 540 | $iplist .= ", $cnet";
|
|---|
| 541 | $dbh->do("UPDATE locations SET iplist = ? WHERE location = ?", undef, ($iplist, $loc));
|
|---|
| 542 | } else {
|
|---|
| 543 | # hmm. spit out a warning? if we already have entries for $loc, adding a null
|
|---|
| 544 | # entry will almost certainly Do The Wrong Thing(TM)
|
|---|
| 545 | }
|
|---|
| 546 | } else {
|
|---|
| 547 | $cnet = '' if !$cnet; # de-nullify
|
|---|
| 548 | $dbh->do("INSERT INTO locations (location,iplist,description) VALUES (?,?,?)", undef, ($loc, $cnet, $loc));
|
|---|
| 549 | }
|
|---|
| 550 |
|
|---|
| 551 | } elsif ($rec =~ /^:/) {
|
|---|
| 552 | $cnt{NCUST}++;
|
|---|
| 553 | # Big section. Since tinydns can publish anything you can encode properly, but only provides official
|
|---|
| 554 | # recognition and handling for the core common types, this must deal with the leftovers.
|
|---|
| 555 | # :fqdn:type:rdata:ttl:time:loc
|
|---|
| 556 |
|
|---|
| 557 | my (undef, $fqdn, $type, $rdata, $ttl, $stamp, $loc) = split /:/, $rec, 7;
|
|---|
| 558 | $fqdn =~ s/\.$//;
|
|---|
| 559 | $fqdn =~ s/^\\052/*/;
|
|---|
| 560 | $ttl = 0 if !$ttl;
|
|---|
| 561 | $stamp = '' if !$stamp;
|
|---|
| 562 | $loc = '' if !$loc;
|
|---|
| 563 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 564 |
|
|---|
| 565 | if ($type == 33) {
|
|---|
| 566 | # SRV
|
|---|
| 567 | my ($prio, $weight, $port, $target) = (0,0,0,0);
|
|---|
| 568 |
|
|---|
| 569 | my @tmp = _byteparse(\$rdata, 2);
|
|---|
| 570 | $prio = $tmp[0] * 256 + $tmp[1];
|
|---|
| 571 | @tmp = _byteparse(\$rdata, 2);
|
|---|
| 572 | $weight = $tmp[0] * 256 + $tmp[1];
|
|---|
| 573 | @tmp = _byteparse(\$rdata, 2);
|
|---|
| 574 | $port = $tmp[0] * 256 + $tmp[1];
|
|---|
| 575 |
|
|---|
| 576 | $rdata =~ s/\\\d{3}/./g;
|
|---|
| 577 | ($target) = ($rdata =~ /^\.(.+)\.$/);
|
|---|
| 578 | # hmm. the above *should* work, but What If(TM) we have ASCII-range bytes
|
|---|
| 579 | # representing the target's fqdn part length(s)? axfr-get doesn't seem to,
|
|---|
| 580 | # probably because dec. 33->63 includes most punctuation and all the numbers
|
|---|
| 581 | # while ($rdata =~ /(\\\d{3})/) {
|
|---|
| 582 | # my $cnt = $1;
|
|---|
| 583 | # $rdata =~ s/^$cnt//;
|
|---|
| 584 | # $cnt =~ s/^\\/0/;
|
|---|
| 585 | # $cnt = oct($cnt);
|
|---|
| 586 | # my ($seg) = ($rdata =~ /^(.{$cnt})/);
|
|---|
| 587 | # $target .=
|
|---|
| 588 | # }
|
|---|
| 589 |
|
|---|
| 590 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 591 | if ($domid) {
|
|---|
| 592 | $recsth->execute($domid, 0, $fqdn, 33, $target, $prio, $weight, $port, $ttl, $loc) if $domid;
|
|---|
| 593 | } else {
|
|---|
| 594 | push @deferred, $rec unless $nodefer;
|
|---|
| 595 | $impok = 0;
|
|---|
| 596 | }
|
|---|
| 597 |
|
|---|
| 598 | } elsif ($type == 28) {
|
|---|
| 599 | # AAAA
|
|---|
| 600 | my @v6;
|
|---|
| 601 |
|
|---|
| 602 | for (my $i=0; $i < 8; $i++) {
|
|---|
| 603 | my @tmp = _byteparse(\$rdata, 2);
|
|---|
| 604 | push @v6, sprintf("%0.4x", $tmp[0] * 256 + $tmp[1]);
|
|---|
| 605 | }
|
|---|
| 606 | my $val = NetAddr::IP->new(join(':', @v6));
|
|---|
| 607 |
|
|---|
| 608 | my $fparent = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 609 | if ($fparent) {
|
|---|
| 610 | $recsth->execute($fparent, 0, $fqdn, 28, $val->addr, 0, 0, 0, $ttl, $loc);
|
|---|
| 611 | } else {
|
|---|
| 612 | push @deferred, $rec unless $nodefer;
|
|---|
| 613 | $impok = 0;
|
|---|
| 614 | }
|
|---|
| 615 |
|
|---|
| 616 | } elsif ($type == 16) {
|
|---|
| 617 | # TXT
|
|---|
| 618 | my $txtstring = _rdata2string($rdata);
|
|---|
| 619 |
|
|---|
| 620 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 621 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 622 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 623 | if ($rparent) {
|
|---|
| 624 | $recsth->execute(0, $rparent, $txtstring, 16, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 625 | } else {
|
|---|
| 626 | push @deferred, $rec unless $nodefer;
|
|---|
| 627 | $impok = 0;
|
|---|
| 628 | }
|
|---|
| 629 | } else {
|
|---|
| 630 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 631 | if ($domid) {
|
|---|
| 632 | $recsth->execute($domid, 0, $fqdn, 16, $txtstring, 0, 0, 0, $ttl, $loc);
|
|---|
| 633 | } else {
|
|---|
| 634 | push @deferred, $rec unless $nodefer;
|
|---|
| 635 | $impok = 0;
|
|---|
| 636 | }
|
|---|
| 637 | }
|
|---|
| 638 |
|
|---|
| 639 | } elsif ($type == 17) {
|
|---|
| 640 | # RP
|
|---|
| 641 | my ($email, $txtrec) = split /\\000/, $rdata;
|
|---|
| 642 | $email =~ s/\\\d{3}/./g;
|
|---|
| 643 | $email =~ s/^\.//;
|
|---|
| 644 | $txtrec =~ s/\\\d{3}/./g;
|
|---|
| 645 | $txtrec =~ s/^\.//;
|
|---|
| 646 |
|
|---|
| 647 | # these might actually make sense in a reverse zone... sort of.
|
|---|
| 648 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 649 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 650 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 651 | if ($rparent) {
|
|---|
| 652 | $recsth->execute(0, $rparent, "$email $txtrec", 17, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 653 | } else {
|
|---|
| 654 | push @deferred, $rec unless $nodefer;
|
|---|
| 655 | $impok = 0;
|
|---|
| 656 | }
|
|---|
| 657 | } else {
|
|---|
| 658 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 659 | if ($domid) {
|
|---|
| 660 | $recsth->execute($domid, 0, $fqdn, 17, "$email $txtrec", 0, 0, 0, $ttl, $loc);
|
|---|
| 661 | } else {
|
|---|
| 662 | push @deferred, $rec unless $nodefer;
|
|---|
| 663 | $impok = 0;
|
|---|
| 664 | }
|
|---|
| 665 | }
|
|---|
| 666 |
|
|---|
| 667 | } elsif ($type == 44) {
|
|---|
| 668 | # SSHFP
|
|---|
| 669 | my $sshfp = _byteparse(\$rdata, 1);
|
|---|
| 670 | $sshfp .= " "._byteparse(\$rdata, 1);
|
|---|
| 671 | $sshfp .= " "._rdata2hex($rdata);
|
|---|
| 672 |
|
|---|
| 673 | # these do not make sense in a reverse zone, since they're logically attached to an A record
|
|---|
| 674 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 675 | if ($domid) {
|
|---|
| 676 | $recsth->execute($domid, 0, $fqdn, 44, $sshfp, 0, 0, 0, $ttl, $loc);
|
|---|
| 677 | } else {
|
|---|
| 678 | push @deferred, $rec unless $nodefer;
|
|---|
| 679 | $impok = 0;
|
|---|
| 680 | }
|
|---|
| 681 |
|
|---|
| 682 | } else {
|
|---|
| 683 | print "unhandled rec $rec\n";
|
|---|
| 684 | $impok = 0;
|
|---|
| 685 | # ... uhhh, dunno
|
|---|
| 686 | }
|
|---|
| 687 |
|
|---|
| 688 | } else {
|
|---|
| 689 | $cnt{other}++;
|
|---|
| 690 | print " $_\n";
|
|---|
| 691 | }
|
|---|
| 692 |
|
|---|
| 693 | return $impok; # just to make sure
|
|---|
| 694 | } # recslurp()
|
|---|
| 695 |
|
|---|
| 696 | close FLAT;
|
|---|
| 697 | }
|
|---|
![[ DNS Administrator ]](/fx/dnsadmin-logo.png){kind=logo}
