| 1 | #!/usr/bin/perl
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| 2 | # dnsadmin shell-based import tool for tinydns flatfiles
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| 3 | ##
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| 4 | # $Id: tiny-import.pl 396 2012-09-24 21:43:12Z kdeugau $
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| 5 | # Copyright 2012 Kris Deugau <kdeugau@deepnet.cx>
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| 6 | #
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| 7 | # This program is free software: you can redistribute it and/or modify
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| 8 | # it under the terms of the GNU General Public License as published by
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| 9 | # the Free Software Foundation, either version 3 of the License, or
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| 10 | # (at your option) any later version.
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| 11 | #
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| 12 | # This program is distributed in the hope that it will be useful,
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | # GNU General Public License for more details.
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| 16 | #
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| 17 | # You should have received a copy of the GNU General Public License
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| 18 | # along with this program. If not, see <http://www.gnu.org/licenses/>.
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| 19 | ##
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| 20 |
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| 21 | # WARNING: This is NOT a heavy-duty validator; it is assumed that the data
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| 22 | # being imported is more or less sane. Only minor structural validation will
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| 23 | # be done to weed out the most broken records.
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| 24 |
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| 25 | use strict;
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| 26 | use warnings;
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| 27 |
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| 28 | use lib '.';
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| 29 | use DNSDB qw(:ALL);
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| 30 |
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| 31 | if (!loadConfig()) {
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| 32 | warn "Using default configuration; unable to load custom settings: $DNSDB::errstr";
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| 33 | }
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| 34 |
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| 35 | usage() if !@ARGV;
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| 36 |
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| 37 | my %importcfg = (
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| 38 | rw => 0,
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| 39 | conv => 0,
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| 40 | trial => 0,
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| 41 | );
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| 42 | # Handle some command-line arguments
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| 43 | while ($ARGV[0] =~ /^-/) {
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| 44 | my $arg = shift @ARGV;
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| 45 | usage() if $arg !~ /^-[rct]+$/;
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| 46 | # -r rewrite imported files to comment imported records
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| 47 | # -c coerce/downconvert A+PTR = records to PTR
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| 48 | # -t trial mode; don't commit to DB or actually rewrite flatfile (disables -r)
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| 49 | $arg =~ s/^-//;
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| 50 | my @tmp = split //, $arg;
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| 51 | foreach (@tmp) {
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| 52 | $importcfg{rw} = 1 if $_ eq 'r';
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| 53 | $importcfg{conv} = 1 if $_ eq 'c';
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| 54 | $importcfg{trial} = 1 if $_ eq 't';
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| 55 | }
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| 56 | }
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| 57 | $importcfg{rw} = 0 if $importcfg{trial};
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| 58 |
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| 59 | sub usage {
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| 60 | die q(usage: tiny-import.pl [-r] [-c] datafile1 datafile2 ... datafileN ...
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| 61 | -r Rewrite all specified data files with a warning header indicating the
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| 62 | records are now managed by web, and commenting out all imported records.
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| 63 | The directory containing any given datafile must be writable.
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| 64 | -c Convert any A+PTR (=) record to a bare PTR if the forward domain is
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| 65 | not present in the database. Note this does NOT look forward through
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| 66 | a single file, nor across multiple files handled in the same run.
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| 67 | Multiple passes may be necessary if SOA and = records are heavily
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| 68 | intermixed and not clustered together.
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| 69 | -t Trial run mode; spits out records that would be left unimported.
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| 70 | Disables -r if set.
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| 71 |
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| 72 | -r and -c may be combined (-rc)
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| 73 |
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| 74 | datafileN is any tinydns record data file.
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| 75 | );
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| 76 | }
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| 77 |
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| 78 | my $code;
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| 79 | my ($dbh,$msg) = connectDB($config{dbname}, $config{dbuser}, $config{dbpass}, $config{dbhost});
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| 80 | initGlobals($dbh) if $dbh;
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| 81 |
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| 82 | $dbh->{AutoCommit} = 0;
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| 83 | $dbh->{RaiseError} = 1;
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| 84 |
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| 85 | my %cnt;
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| 86 | my @deferred;
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| 87 | my $errstr = '';
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| 88 |
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| 89 | foreach my $file (@ARGV) {
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| 90 | eval {
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| 91 | import(file => $file);
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| 92 | # import(file => $file, nosoa => 1);
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| 93 | $dbh->rollback if $importcfg{trial};
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| 94 | $dbh->commit unless $importcfg{trial};
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| 95 | };
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| 96 | if ($@) {
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| 97 | print "Failure trying to import $file: $@\n $errstr\n";
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| 98 | unlink ".$file.$$" if $importcfg{rw}; # cleanup
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| 99 | $dbh->rollback;
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| 100 | }
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| 101 | }
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| 102 |
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| 103 | # print summary count of record types encountered
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| 104 | foreach (keys %cnt) {
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| 105 | print " $_ $cnt{$_}\n";
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| 106 | }
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| 107 |
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| 108 | exit 0;
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| 109 |
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| 110 | sub import {
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| 111 | our %args = @_;
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| 112 | my $flatfile = $args{file};
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| 113 | my @fpath = split '/', $flatfile;
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| 114 | $fpath[$#fpath] = ".$fpath[$#fpath]";
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| 115 | my $rwfile = join('/', @fpath);#.".$$";
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| 116 |
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| 117 | open FLAT, "<$flatfile";
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| 118 |
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| 119 | if ($importcfg{rw}) {
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| 120 | open RWFLAT, ">$rwfile" or die "Couldn't open tempfile $rwfile for rewriting: $!\n";
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| 121 | print RWFLAT "# WARNING: Records in this file have been imported to the web UI.\n#\n";
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| 122 | }
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| 123 |
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| 124 | our $recsth = $dbh->prepare("INSERT INTO records (domain_id,rdns_id,host,type,val,distance,weight,port,ttl,location) ".
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| 125 | " VALUES (?,?,?,?,?,?,?,?,?,?)");
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| 126 |
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| 127 | my %deleg;
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| 128 |
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| 129 | my $ok = 0;
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| 130 | while (<FLAT>) {
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| 131 | if (/^#/ || /^\s*$/) {
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| 132 | print RWFLAT "#$_" if $importcfg{rw};
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| 133 | next;
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| 134 | }
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| 135 | chomp;
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| 136 | s/\s*$//;
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| 137 | my $recstat = recslurp($_);
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| 138 | $ok++ if $recstat;
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| 139 | if ($importcfg{rw}) {
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| 140 | if ($recstat) {
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| 141 | print RWFLAT "#$_\n";
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| 142 | } else {
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| 143 | print RWFLAT "$_\n";
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| 144 | }
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| 145 | }
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| 146 | }
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| 147 |
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| 148 | # Move the rewritten flatfile in place of the original, so that any
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| 149 | # external export processing will pick up any remaining records.
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| 150 | if ($importcfg{rw}) {
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| 151 | close RWFLAT;
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| 152 | rename "$rwfile", $flatfile;
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| 153 | }
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| 154 |
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| 155 | # Show the failed records
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| 156 | foreach (@deferred) {
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| 157 | print "failed to import $_\n";
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| 158 | }
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| 159 |
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| 160 | ##fixme: hmm. can't write the record back to the flatfile in the
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| 161 | # main while above, then come down here and import it anyway, can we?
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| 162 | # # Try the deferred records again, once.
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| 163 | # foreach (@deferred) {
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| 164 | # print "trying $_ again\n";
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| 165 | # recslurp($_, 1);
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| 166 | # }
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| 167 |
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| 168 | # .. but we can at least say how many records weren't imported.
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| 169 | print "$ok OK, ".scalar(@deferred)." deferred records in $flatfile\n";
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| 170 | $#deferred = -1;
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| 171 |
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| 172 |
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| 173 | # Sub for various nonstandard types with lots of pure bytes expressed in octal
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| 174 | # Takes a tinydns rdata string and count, returns a list of $count bytes as well
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| 175 | # as trimming those logical bytes off the front of the rdata string.
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| 176 | sub _byteparse {
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| 177 | my $src = shift;
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| 178 | my $count = shift;
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| 179 | my @ret;
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| 180 | for (my $i = 0; $i < $count; $i++) {
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| 181 | if ($$src =~ /^\\/) {
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| 182 | # we should have an octal bit
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| 183 | my ($tmp) = ($$src =~ /^(\\\d{3})/);
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| 184 | $tmp =~ s/\\/0/;
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| 185 | push @ret, oct($tmp);
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| 186 | $$src =~ s/^\\\d{3}//;
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| 187 | } else {
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| 188 | # we seem to have a byte expressed as an ASCII character
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| 189 | my ($tmp) = ($$src =~ /^(.)/);
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| 190 | push @ret, ord($tmp);
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| 191 | $$src =~ s/^.//;
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| 192 | }
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| 193 | }
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| 194 | return @ret;
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| 195 | }
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| 196 |
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| 197 | # Convert octal-coded bytes back to something resembling normal characters, general case
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| 198 | sub _deoctal {
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| 199 | my $targ = shift;
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| 200 | while ($$targ =~ /\\(\d{3})/) {
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| 201 | my $sub = chr(oct($1));
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| 202 | $$targ =~ s/\\$1/$sub/g;
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| 203 | }
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| 204 | }
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| 205 |
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| 206 | sub _rdata2string {
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| 207 | my $rdata = shift;
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| 208 | my $tmpout = '';
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| 209 | while ($rdata) {
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| 210 | my $bytecount = 0;
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| 211 | if ($rdata =~ /^\\/) {
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| 212 | ($bytecount) = ($rdata =~ /^(\\\d{3})/);
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| 213 | $bytecount =~ s/\\/0/;
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| 214 | $bytecount = oct($bytecount);
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| 215 | $rdata =~ s/^\\\d{3}//;
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| 216 | } else {
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| 217 | ($bytecount) = ($rdata =~ /^(.)/);
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| 218 | $bytecount = ord($bytecount);
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| 219 | $rdata =~ s/^.//;
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| 220 | }
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| 221 | my @tmp = _byteparse(\$rdata, $bytecount);
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| 222 | foreach (@tmp) { $tmpout .= chr($_); }
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| 223 | ##fixme: warn or fail on long (>256? >512? >321?) strings
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| 224 | }
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| 225 | return $tmpout;
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| 226 | }
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| 227 |
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| 228 | sub _rdata2hex {
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| 229 | my $rdata = shift;
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| 230 | my $tmpout = '';
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| 231 | while ($rdata) {
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| 232 | my $byte = '';
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| 233 | if ($rdata =~ /^\\/) {
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| 234 | ($byte) = ($rdata =~ /^(\\\d{3})/);
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| 235 | $byte =~ s/\\/0/;
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| 236 | $tmpout .= sprintf("%0.2x", oct($byte));
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| 237 | $rdata =~ s/^\\\d{3}//;
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| 238 | } else {
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| 239 | ($byte) = ($rdata =~ /^(.)/);
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| 240 | $tmpout .= sprintf("%0.2x", ord($byte));
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| 241 | $rdata =~ s/^.//;
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| 242 | }
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| 243 | }
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| 244 | return $tmpout;
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| 245 | }
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| 246 |
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| 247 |
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| 248 | sub recslurp {
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| 249 | my $rec = shift;
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| 250 | my $nodefer = shift || 0;
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| 251 | my $impok = 1;
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| 252 |
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| 253 | $errstr = $rec; # this way at least we have some idea what went <splat>
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| 254 |
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| 255 | if ($rec =~ /^=/) {
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| 256 | $cnt{APTR}++;
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| 257 |
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| 258 | ##fixme: do checks like this for all types
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| 259 | if ($rec !~ /^=(?:\*|\\052)?[a-z0-9\._-]+:[\d\.]+:\d*/i) {
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| 260 | print "bad A+PTR $rec\n";
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| 261 | return;
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| 262 | }
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| 263 | my ($host,$ip,$ttl,$stamp,$loc) = split /:/, $rec, 5;
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| 264 | $host =~ s/^=//;
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| 265 | $host =~ s/\.$//;
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| 266 | $ttl = 0 if !$ttl;
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| 267 | $stamp = '' if !$stamp;
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| 268 | $loc = '' if !$loc;
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| 269 | $loc = '' if $loc =~ /^:+$/;
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| 270 | my $fparent = DNSDB::_hostparent($dbh, $host);
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| 271 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($ip));
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| 272 | if ($fparent && $rparent) {
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| 273 | $recsth->execute($fparent, $rparent, $host, 65280, $ip, 0, 0, 0, $ttl, $loc);
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| 274 | } else {
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| 275 | push @deferred, $rec unless $nodefer;
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| 276 | $impok = 0;
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| 277 | # print "$tmporig deferred; can't find both forward and reverse zone parents\n";
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| 278 | }
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| 279 |
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| 280 | } elsif ($rec =~ /^C/) {
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| 281 | $cnt{CNAME}++;
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| 282 |
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| 283 | my ($host,$targ,$ttl,$stamp,$loc) = split /:/, $rec, 5;
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| 284 | $host =~ s/^C//;
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| 285 | $host =~ s/\.$//;
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| 286 | $host =~ s/^\\052/*/;
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| 287 | $ttl = 0 if !$ttl;
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| 288 | $stamp = '' if !$stamp;
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| 289 | $loc = '' if !$loc;
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| 290 | $loc = '' if $loc =~ /^:+$/;
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| 291 | if ($host =~ /\.arpa$/) {
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| 292 | ($code,$msg) = DNSDB::_zone2cidr($host);
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| 293 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
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| 294 | $recsth->execute(0, $rparent, $targ, 5, $msg->addr, 0, 0, 0, $ttl, $loc);
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| 295 |
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| 296 | ##fixme: automagically convert manually maintained sub-/24 delegations
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| 297 | # my ($subip, $zone) = split /\./, $targ, 2;
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| 298 | # ($code, $msg) = DNSDB::_zone2cidr($zone);
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| 299 | # push @{$deleg{"$msg"}{iplist}}, $subip;
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| 300 | #print "$msg $subip\n";
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| 301 |
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| 302 | } else {
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| 303 | my $fparent = DNSDB::_hostparent($dbh, $host);
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| 304 | if ($fparent) {
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| 305 | $recsth->execute($fparent, 0, $host, 5, $targ, 0, 0, 0, $ttl, $loc);
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| 306 | } else {
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| 307 | push @deferred, $rec unless $nodefer;
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| 308 | $impok = 0;
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| 309 | # print "$tmporig deferred; can't find parent zone\n";
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| 310 | }
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| 311 | }
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| 312 |
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| 313 | } elsif ($rec =~ /^\&/) {
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| 314 | $cnt{NS}++;
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| 315 |
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| 316 | my ($zone,$ip,$ns,$ttl,$stamp,$loc) = split /:/, $rec, 6;
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| 317 | $zone =~ s/^\&//;
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| 318 | $zone =~ s/\.$//;
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| 319 | $ns =~ s/\.$//;
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| 320 | $ns = "$ns.ns.$zone" if $ns !~ /\./;
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| 321 | $ttl = 0 if !$ttl;
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| 322 | $stamp = '' if !$stamp;
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| 323 | $loc = '' if !$loc;
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| 324 | $loc = '' if $loc =~ /^:+$/;
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| 325 | if ($zone =~ /\.arpa$/) {
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| 326 | ($code,$msg) = DNSDB::_zone2cidr($zone);
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| 327 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >>= ?", undef, ("$msg"));
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| 328 | ##fixme, in concert with the CNAME check for same; automagically
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| 329 | # create "delegate" record instead for subzone NSes: convert above to use = instead of >>=
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| 330 | # ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ("$msg"))
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| 331 | # if !$rparent;
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| 332 | if ($rparent) {
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| 333 | $recsth->execute(0, $rparent, $ns, 2, $msg, 0, 0, 0, $ttl, $loc);
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| 334 | } else {
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| 335 | push @deferred, $rec unless $nodefer;
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| 336 | $impok = 0;
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| 337 | }
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| 338 | } else {
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| 339 | my $fparent = DNSDB::_hostparent($dbh, $zone);
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| 340 | if ($fparent) {
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| 341 | $recsth->execute($fparent, 0, $zone, 2, $ns, 0, 0, 0, $ttl, $loc);
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| 342 | $recsth->execute($fparent, 0, $ns, 2, $ip, 0, 0, 0, $ttl, $loc) if $ip;
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| 343 | } else {
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| 344 | push @deferred, $rec unless $nodefer;
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| 345 | $impok = 0;
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| 346 | }
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| 347 | }
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| 348 |
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| 349 | } elsif ($rec =~ /^\^/) {
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| 350 | $cnt{PTR}++;
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| 351 |
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| 352 | my ($rip,$host,$ttl,$stamp,$loc) = split /:/, $rec, 5;
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| 353 | $rip =~ s/^\^//;
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| 354 | $rip =~ s/\.$//;
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| 355 | $ttl = 0 if !$ttl;
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| 356 | $stamp = '' if !$stamp;
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| 357 | $loc = '' if !$loc;
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| 358 | $loc = '' if $loc =~ /^:+$/;
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| 359 | my $rparent;
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| 360 | if (my ($i, $z) = ($rip =~ /^(\d+)\.(\d+-(?:\d+\.){4}in-addr.arpa)$/) ) {
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| 361 | ($code,$msg) = DNSDB::_zone2cidr($z);
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| 362 | # Exact matches only, because we're in a sub-/24 delegation
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| 363 | ##fixme: flag the type of delegation (range, subnet-with-dash, subnet-with-slash)
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| 364 | # somewhere so we can recover it on export. probably best to do that in the revzone data.
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| 365 | ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet = ?", undef, ("$msg"));
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| 366 | $z =~ s/^[\d-]+//;
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| 367 | ($code,$msg) = DNSDB::_zone2cidr("$i.$z"); # Get the actual IP and normalize
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| 368 | } else {
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| 369 | ($code,$msg) = DNSDB::_zone2cidr($rip);
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| 370 | ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ("$msg"));
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| 371 | }
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| 372 | if ($rparent) {
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| 373 | $recsth->execute(0, $rparent, $host, 12, $msg->addr, 0, 0, 0, $ttl, $loc);
|
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| 374 | } else {
|
|---|
| 375 | push @deferred, $rec unless $nodefer;
|
|---|
| 376 | $impok = 0;
|
|---|
| 377 | }
|
|---|
| 378 |
|
|---|
| 379 | } elsif ($rec =~ /^\+/) {
|
|---|
| 380 | $cnt{A}++;
|
|---|
| 381 |
|
|---|
| 382 | my ($host,$ip,$ttl,$stamp,$loc) = split /:/, $rec, 5;
|
|---|
| 383 | $host =~ s/^\+//;
|
|---|
| 384 | $host =~ s/\.$//;
|
|---|
| 385 | $host =~ s/^\\052/*/;
|
|---|
| 386 | $ttl = 0 if !$ttl;
|
|---|
| 387 | $stamp = '' if !$stamp;
|
|---|
| 388 | $loc = '' if !$loc;
|
|---|
| 389 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 390 |
|
|---|
| 391 | my $domid = DNSDB::_hostparent($dbh, $host);
|
|---|
| 392 | if ($domid) {
|
|---|
| 393 | $recsth->execute($domid, 0, $host, 1, $ip, 0, 0, 0, $ttl, $loc);
|
|---|
| 394 | } else {
|
|---|
| 395 | push @deferred, $rec unless $nodefer;
|
|---|
| 396 | $impok = 0;
|
|---|
| 397 | }
|
|---|
| 398 |
|
|---|
| 399 | } elsif ($rec =~ /^Z/) {
|
|---|
| 400 | $cnt{SOA}++;
|
|---|
| 401 |
|
|---|
| 402 | my ($zone,$master,$contact,$serial,$refresh,$retry,$expire,$minttl,$ttl,$stamp,$loc) = split /:/, $rec, 11;
|
|---|
| 403 | $zone =~ s/^Z//;
|
|---|
| 404 | $zone =~ s/\.$//;
|
|---|
| 405 | $master =~ s/\.$//;
|
|---|
| 406 | $contact =~ s/\.$//;
|
|---|
| 407 | $ttl = 0 if !$ttl;
|
|---|
| 408 | $stamp = '' if !$stamp;
|
|---|
| 409 | $loc = '' if !$loc;
|
|---|
| 410 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 411 | if ($zone =~ /\.arpa$/) {
|
|---|
| 412 | ($code,$msg) = DNSDB::_zone2cidr($zone);
|
|---|
| 413 | $dbh->do("INSERT INTO revzones (revnet,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 414 | undef, ($msg, $loc));
|
|---|
| 415 | my ($rdns) = $dbh->selectrow_array("SELECT currval('revzones_rdns_id_seq')");
|
|---|
| 416 | $recsth->execute(0, $rdns, "$contact:$master", 6, "$refresh:$retry:$expire:$minttl", 0, 0, 0, $ttl, $loc);
|
|---|
| 417 | } else {
|
|---|
| 418 | $dbh->do("INSERT INTO domains (domain,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 419 | undef, ($zone, $loc));
|
|---|
| 420 | my ($domid) = $dbh->selectrow_array("SELECT currval('domains_domain_id_seq')");
|
|---|
| 421 | $recsth->execute($domid, 0, "$contact:$master", 6, "$refresh:$retry:$expire:$minttl", 0, 0, 0, $ttl, $loc);
|
|---|
| 422 | }
|
|---|
| 423 |
|
|---|
| 424 | } elsif ($rec =~ /^\@/) {
|
|---|
| 425 | $cnt{MX}++;
|
|---|
| 426 |
|
|---|
| 427 | my ($zone,$ip,$host,$dist,$ttl,$stamp,$loc) = split /:/, $rec, 7;
|
|---|
| 428 | $zone =~ s/^\@//;
|
|---|
| 429 | $zone =~ s/\.$//;
|
|---|
| 430 | $zone =~ s/^\\052/*/;
|
|---|
| 431 | $host =~ s/\.$//;
|
|---|
| 432 | $host = "$host.mx.$zone" if $host !~ /\./;
|
|---|
| 433 | $ttl = 0 if !$ttl;
|
|---|
| 434 | $stamp = '' if !$stamp;
|
|---|
| 435 | $loc = '' if !$loc;
|
|---|
| 436 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 437 |
|
|---|
| 438 | # note we don't check for reverse domains here, because MX records don't make any sense in reverse zones.
|
|---|
| 439 | # if this really ever becomes an issue for someone it can be expanded to handle those weirdos
|
|---|
| 440 |
|
|---|
| 441 | # allow for subzone MXes, since it's perfectly legitimate to simply stuff it all in a single parent zone
|
|---|
| 442 | my $domid = DNSDB::_hostparent($dbh, $zone);
|
|---|
| 443 | if ($domid) {
|
|---|
| 444 | $recsth->execute($domid, 0, $zone, 15, $host, $dist, 0, 0, $ttl, $loc);
|
|---|
| 445 | $recsth->execute($domid, 0, $host, 1, $ip, 0, 0, 0, $ttl, $loc) if $ip;
|
|---|
| 446 | } else {
|
|---|
| 447 | push @deferred, $rec unless $nodefer;
|
|---|
| 448 | $impok = 0;
|
|---|
| 449 | }
|
|---|
| 450 |
|
|---|
| 451 | } elsif ($rec =~ /^'/) {
|
|---|
| 452 | $cnt{TXT}++;
|
|---|
| 453 |
|
|---|
| 454 | my ($fqdn, $rdata, $ttl, $stamp, $loc) = split /:/, $rec, 5;
|
|---|
| 455 | $fqdn =~ s/^'//;
|
|---|
| 456 | $fqdn =~ s/^\\052/*/;
|
|---|
| 457 | _deoctal(\$rdata);
|
|---|
| 458 | $ttl = 0 if !$ttl;
|
|---|
| 459 | $stamp = '' if !$stamp;
|
|---|
| 460 | $loc = '' if !$loc;
|
|---|
| 461 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 462 |
|
|---|
| 463 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 464 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 465 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 466 | $recsth->execute(0, $rparent, $rdata, 16, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 467 | } else {
|
|---|
| 468 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 469 | if ($domid) {
|
|---|
| 470 | $recsth->execute($domid, 0, $fqdn, 16, $rdata, 0, 0, 0, $ttl, $loc);
|
|---|
| 471 | } else {
|
|---|
| 472 | push @deferred, $rec unless $nodefer;
|
|---|
| 473 | $impok = 0;
|
|---|
| 474 | }
|
|---|
| 475 | }
|
|---|
| 476 |
|
|---|
| 477 | } elsif ($rec =~ /^\./) {
|
|---|
| 478 | $cnt{NSASOA}++;
|
|---|
| 479 |
|
|---|
| 480 | my ($fqdn, $ip, $ns, $ttl, $stamp, $loc) = split /:/, $rec, 6;
|
|---|
| 481 | $fqdn =~ s/^\.//;
|
|---|
| 482 | $fqdn =~ s/\.$//;
|
|---|
| 483 | $ns =~ s/\.$//;
|
|---|
| 484 | $ns = "$ns.ns.$fqdn" if $ns !~ /\./;
|
|---|
| 485 | $ttl = 0 if !$ttl;
|
|---|
| 486 | $stamp = '' if !$stamp;
|
|---|
| 487 | $loc = '' if !$loc;
|
|---|
| 488 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 489 |
|
|---|
| 490 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 491 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 492 | my ($rdns) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet = ?", undef, ($msg));
|
|---|
| 493 | if (!$rdns) {
|
|---|
| 494 | $errstr = "adding revzone $msg";
|
|---|
| 495 | $dbh->do("INSERT INTO revzones (revnet,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 496 | undef, ($msg, $loc));
|
|---|
| 497 | ($rdns) = $dbh->selectrow_array("SELECT currval('revzones_rdns_id_seq')");
|
|---|
| 498 | # this would probably make a lot more sense to do hostmaster.$config{admindomain}
|
|---|
| 499 | $recsth->execute(0, $rdns, "hostmaster.$fqdn:$ns", 6, "16384:2048:1048576:2560", 0, 0, 0, "2560", $loc);
|
|---|
| 500 | }
|
|---|
| 501 | $recsth->execute(0, $rdns, $ns, 2, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 502 | ##fixme: (?) implement full conversion of tinydns . records?
|
|---|
| 503 | # -> problem: A record for NS must be added to the appropriate *forward* zone, not the reverse
|
|---|
| 504 | #$recsth->execute(0, $rdns, $ns, 1, $ip, 0, 0, 0, $ttl)
|
|---|
| 505 | # ... auto-A-record simply does not make sense in reverse zones. Functionally
|
|---|
| 506 | # I think it would work, sort of, but it's a nasty mess and anyone hosting reverse
|
|---|
| 507 | # zones has names for their nameservers already.
|
|---|
| 508 | # Even the auto-nameserver-fqdn comes out... ugly.
|
|---|
| 509 |
|
|---|
| 510 | } else {
|
|---|
| 511 | my ($domid) = $dbh->selectrow_array("SELECT domain_id FROM domains WHERE lower(domain) = lower(?)",
|
|---|
| 512 | undef, ($fqdn));
|
|---|
| 513 | if (!$domid) {
|
|---|
| 514 | $errstr = "adding domain $fqdn";
|
|---|
| 515 | $dbh->do("INSERT INTO domains (domain,group_id,status,default_location) VALUES (?,1,1,?)",
|
|---|
| 516 | undef, ($fqdn, $loc));
|
|---|
| 517 | ($domid) = $dbh->selectrow_array("SELECT currval('domains_domain_id_seq')");
|
|---|
| 518 | $recsth->execute($domid, 0, "hostmaster.$fqdn:$ns", 6, "16384:2048:1048576:2560", 0, 0, 0, "2560", $loc);
|
|---|
| 519 | }
|
|---|
| 520 | $recsth->execute($domid, 0, $fqdn, 2, $ns, 0, 0, 0, $ttl, $loc);
|
|---|
| 521 | $recsth->execute($domid, 0, $ns, 1, $ip, 0, 0, 0, $ttl, $loc) if $ip;
|
|---|
| 522 | }
|
|---|
| 523 |
|
|---|
| 524 |
|
|---|
| 525 | } elsif ($rec =~ /^\%/) {
|
|---|
| 526 | $cnt{VIEWS}++;
|
|---|
| 527 |
|
|---|
| 528 | # unfortunate that we don't have a guaranteed way to get a description on these. :/
|
|---|
| 529 | my ($loc,$cnet) = split /:/, $rec, 2;
|
|---|
| 530 | $loc =~ s/^\%//;
|
|---|
| 531 | if (my ($iplist) = $dbh->selectrow_array("SELECT iplist FROM locations WHERE location = ?", undef, ($loc))) {
|
|---|
| 532 | if ($cnet) {
|
|---|
| 533 | $iplist .= ", $cnet";
|
|---|
| 534 | $dbh->do("UPDATE locations SET iplist = ? WHERE location = ?", undef, ($iplist, $loc));
|
|---|
| 535 | } else {
|
|---|
| 536 | # hmm. spit out a warning? if we already have entries for $loc, adding a null
|
|---|
| 537 | # entry will almost certainly Do The Wrong Thing(TM)
|
|---|
| 538 | }
|
|---|
| 539 | } else {
|
|---|
| 540 | $cnet = '' if !$cnet; # de-nullify
|
|---|
| 541 | $dbh->do("INSERT INTO locations (location,iplist,description) VALUES (?,?,?)", undef, ($loc, $cnet, $loc));
|
|---|
| 542 | }
|
|---|
| 543 |
|
|---|
| 544 | } elsif ($rec =~ /^:/) {
|
|---|
| 545 | $cnt{NCUST}++;
|
|---|
| 546 | # Big section. Since tinydns can publish anything you can encode properly, but only provides official
|
|---|
| 547 | # recognition and handling for the core common types, this must deal with the leftovers.
|
|---|
| 548 | # :fqdn:type:rdata:ttl:time:loc
|
|---|
| 549 |
|
|---|
| 550 | my (undef, $fqdn, $type, $rdata, $ttl, $stamp, $loc) = split /:/, $rec, 7;
|
|---|
| 551 | $fqdn =~ s/\.$//;
|
|---|
| 552 | $fqdn =~ s/^\\052/*/;
|
|---|
| 553 | $ttl = 0 if !$ttl;
|
|---|
| 554 | $stamp = '' if !$stamp;
|
|---|
| 555 | $loc = '' if !$loc;
|
|---|
| 556 | $loc = '' if $loc =~ /^:+$/;
|
|---|
| 557 |
|
|---|
| 558 | if ($type == 33) {
|
|---|
| 559 | # SRV
|
|---|
| 560 | my ($prio, $weight, $port, $target) = (0,0,0,0);
|
|---|
| 561 |
|
|---|
| 562 | my @tmp = _byteparse(\$rdata, 2);
|
|---|
| 563 | $prio = $tmp[0] * 256 + $tmp[1];
|
|---|
| 564 | @tmp = _byteparse(\$rdata, 2);
|
|---|
| 565 | $weight = $tmp[0] * 256 + $tmp[1];
|
|---|
| 566 | @tmp = _byteparse(\$rdata, 2);
|
|---|
| 567 | $port = $tmp[0] * 256 + $tmp[1];
|
|---|
| 568 |
|
|---|
| 569 | $rdata =~ s/\\\d{3}/./g;
|
|---|
| 570 | ($target) = ($rdata =~ /^\.(.+)\.$/);
|
|---|
| 571 | # hmm. the above *should* work, but What If(TM) we have ASCII-range bytes
|
|---|
| 572 | # representing the target's fqdn part length(s)? axfr-get doesn't seem to,
|
|---|
| 573 | # probably because dec. 33->63 includes most punctuation and all the numbers
|
|---|
| 574 | # while ($rdata =~ /(\\\d{3})/) {
|
|---|
| 575 | # my $cnt = $1;
|
|---|
| 576 | # $rdata =~ s/^$cnt//;
|
|---|
| 577 | # $cnt =~ s/^\\/0/;
|
|---|
| 578 | # $cnt = oct($cnt);
|
|---|
| 579 | # my ($seg) = ($rdata =~ /^(.{$cnt})/);
|
|---|
| 580 | # $target .=
|
|---|
| 581 | # }
|
|---|
| 582 |
|
|---|
| 583 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 584 | if ($domid) {
|
|---|
| 585 | $recsth->execute($domid, 0, $fqdn, 33, $target, $prio, $weight, $port, $ttl, $loc) if $domid;
|
|---|
| 586 | } else {
|
|---|
| 587 | push @deferred, $rec unless $nodefer;
|
|---|
| 588 | $impok = 0;
|
|---|
| 589 | }
|
|---|
| 590 |
|
|---|
| 591 | } elsif ($type == 28) {
|
|---|
| 592 | # AAAA
|
|---|
| 593 | my @v6;
|
|---|
| 594 |
|
|---|
| 595 | for (my $i=0; $i < 8; $i++) {
|
|---|
| 596 | my @tmp = _byteparse(\$rdata, 2);
|
|---|
| 597 | push @v6, sprintf("%0.4x", $tmp[0] * 256 + $tmp[1]);
|
|---|
| 598 | }
|
|---|
| 599 | my $val = NetAddr::IP->new(join(':', @v6));
|
|---|
| 600 |
|
|---|
| 601 | my $fparent = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 602 | if ($fparent) {
|
|---|
| 603 | $recsth->execute($fparent, 0, $fqdn, 28, $val->addr, 0, 0, 0, $ttl, $loc);
|
|---|
| 604 | } else {
|
|---|
| 605 | push @deferred, $rec unless $nodefer;
|
|---|
| 606 | $impok = 0;
|
|---|
| 607 | }
|
|---|
| 608 |
|
|---|
| 609 | } elsif ($type == 16) {
|
|---|
| 610 | # TXT
|
|---|
| 611 | my $txtstring = _rdata2string($rdata);
|
|---|
| 612 |
|
|---|
| 613 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 614 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 615 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 616 | if ($rparent) {
|
|---|
| 617 | $recsth->execute(0, $rparent, $txtstring, 16, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 618 | } else {
|
|---|
| 619 | push @deferred, $rec unless $nodefer;
|
|---|
| 620 | $impok = 0;
|
|---|
| 621 | }
|
|---|
| 622 | } else {
|
|---|
| 623 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 624 | if ($domid) {
|
|---|
| 625 | $recsth->execute($domid, 0, $fqdn, 16, $txtstring, 0, 0, 0, $ttl, $loc);
|
|---|
| 626 | } else {
|
|---|
| 627 | push @deferred, $rec unless $nodefer;
|
|---|
| 628 | $impok = 0;
|
|---|
| 629 | }
|
|---|
| 630 | }
|
|---|
| 631 |
|
|---|
| 632 | } elsif ($type == 17) {
|
|---|
| 633 | # RP
|
|---|
| 634 | my ($email, $txtrec) = split /\\000/, $rdata;
|
|---|
| 635 | $email =~ s/\\\d{3}/./g;
|
|---|
| 636 | $email =~ s/^\.//;
|
|---|
| 637 | $txtrec =~ s/\\\d{3}/./g;
|
|---|
| 638 | $txtrec =~ s/^\.//;
|
|---|
| 639 |
|
|---|
| 640 | # these might actually make sense in a reverse zone... sort of.
|
|---|
| 641 | if ($fqdn =~ /\.arpa$/) {
|
|---|
| 642 | ($code,$msg) = DNSDB::_zone2cidr($fqdn);
|
|---|
| 643 | my ($rparent) = $dbh->selectrow_array("SELECT rdns_id FROM revzones WHERE revnet >> ?", undef, ($msg));
|
|---|
| 644 | if ($rparent) {
|
|---|
| 645 | $recsth->execute(0, $rparent, "$email $txtrec", 17, "$msg", 0, 0, 0, $ttl, $loc);
|
|---|
| 646 | } else {
|
|---|
| 647 | push @deferred, $rec unless $nodefer;
|
|---|
| 648 | $impok = 0;
|
|---|
| 649 | }
|
|---|
| 650 | } else {
|
|---|
| 651 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 652 | if ($domid) {
|
|---|
| 653 | $recsth->execute($domid, 0, $fqdn, 17, "$email $txtrec", 0, 0, 0, $ttl, $loc);
|
|---|
| 654 | } else {
|
|---|
| 655 | push @deferred, $rec unless $nodefer;
|
|---|
| 656 | $impok = 0;
|
|---|
| 657 | }
|
|---|
| 658 | }
|
|---|
| 659 |
|
|---|
| 660 | } elsif ($type == 44) {
|
|---|
| 661 | # SSHFP
|
|---|
| 662 | my $sshfp = _byteparse(\$rdata, 1);
|
|---|
| 663 | $sshfp .= " "._byteparse(\$rdata, 1);
|
|---|
| 664 | $sshfp .= " "._rdata2hex($rdata);
|
|---|
| 665 |
|
|---|
| 666 | # these do not make sense in a reverse zone, since they're logically attached to an A record
|
|---|
| 667 | my $domid = DNSDB::_hostparent($dbh, $fqdn);
|
|---|
| 668 | if ($domid) {
|
|---|
| 669 | $recsth->execute($domid, 0, $fqdn, 44, $sshfp, 0, 0, 0, $ttl, $loc);
|
|---|
| 670 | } else {
|
|---|
| 671 | push @deferred, $rec unless $nodefer;
|
|---|
| 672 | $impok = 0;
|
|---|
| 673 | }
|
|---|
| 674 |
|
|---|
| 675 | } else {
|
|---|
| 676 | print "unhandled rec $rec\n";
|
|---|
| 677 | $impok = 0;
|
|---|
| 678 | # ... uhhh, dunno
|
|---|
| 679 | }
|
|---|
| 680 |
|
|---|
| 681 | } else {
|
|---|
| 682 | $cnt{other}++;
|
|---|
| 683 | print " $_\n";
|
|---|
| 684 | }
|
|---|
| 685 |
|
|---|
| 686 | return $impok; # just to make sure
|
|---|
| 687 | } # recslurp()
|
|---|
| 688 |
|
|---|
| 689 | close FLAT;
|
|---|
| 690 | }
|
|---|
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