renamed to DNS::Vi
authorHeiko Schlittermann (JUMPER) <hs@schlittermann.de>
Thu, 22 May 2014 23:34:23 +0200
changeset 7 286a373ab86b
parent 6 271dfe27e1d3
child 8 5923d15fd57b
renamed to DNS::Vi
Build.PL
bin/dnsvi
bin/vidns
lib/DNS/Vi.pm
lib/ViDNS.pm
t/10-vidns.t
--- a/Build.PL	Thu May 22 23:31:14 2014 +0200
+++ b/Build.PL	Thu May 22 23:34:23 2014 +0200
@@ -1,10 +1,10 @@
 use Module::Build;
 
 Module::Build->new(
-    dist_name => 'vidns',
-    dist_version_from => 'bin/vidns',
+    dist_name => 'dnsvi',
+    dist_version_from => 'bin/dnsvi',
     dist_abstract => 'simple script to edit dynamic DNS zones',
-    script_files => ['bin/vidns'],
+    script_files => ['bin/dnsvi'],
     requires => {
 	perl => 5.010,
     }
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/bin/dnsvi	Thu May 22 23:34:23 2014 +0200
@@ -0,0 +1,100 @@
+#! /usr/bin/perl
+#line 2
+use 5.010;
+use strict;
+use warnings;
+use if $ENV{DEBUG}//'' eq 'vidns' => 'Smart::Comments';
+use File::Temp;
+use Getopt::Long;
+use Pod::Usage;
+
+use blib;
+use DNS::Vi;
+
+sub main {
+    my %o = (
+        key    => undef,
+        server => undef,
+	debug => undef,
+    );
+
+    GetOptions(
+        'k|key=s'    => \$o{key},
+        's|server=s' => \$o{server},
+	'd|debug!'  => \$o{debug},
+      )
+      && @ARGV == 1
+      or pod2usage();
+
+    my @dig = (
+        dig => 'AXFR',
+        defined $o{key} ? (-k => $o{key}) : (),
+        defined $o{server} ? ("\@$o{server}") : (),
+        $ARGV[0]
+    );
+
+    my @zone1 = grep {
+        not $_->{rrset}{rrtype} ~~
+          [qw(RRSIG NSEC3 NSEC3PARAM NSEC DNSKEY TSIG)]
+    } parse($_ = `@dig`) or die $_;
+
+    my $tmp = File::Temp->new();
+    $tmp->print(nice @zone1);
+    $tmp->flush();
+    system $ENV{EDITOR} // 'vi' => $tmp->filename;
+    $tmp->seek(0, 0);
+    my @zone2 = parse(<$tmp>);
+    my ($add, $del) = delta(\@zone1, \@zone2);
+
+    my @cmds = ((map { "update add $_" } @$add),
+	       (map { "update delete $_" } @$del));
+
+    print <<_EOF, join "\n" => @cmds, '';
+# The following commands are about to be sent via nsupdate
+# to the master server:
+_EOF
+print '# Please confirm (yes/no): ';
+return 1 if <STDIN> ne "yes\n";
+
+    my @nsupdate = ('nsupdate', defined $o{debug} ? ('-d') : (), defined $o{key} ? (-k => $o{key}) : ());
+    open(my $nsupdate, '|-') or do {
+	exec @nsupdate;
+	die "Can't exec @nsupdate: $!\n";
+    };
+    print $nsupdate join "\n", @cmds, 'send', '';
+    close($nsupdate);
+    say "nsupdate returned $?";
+    return 0;
+}
+
+exit main(@ARGV) if not caller;
+
+__END__
+
+=head1 NAME
+
+ vidns -- editor for dynamically maintained zones
+
+=head1 SYNOPSIS
+
+ vidns [-k key] [-s server] [-d] <zone>
+
+=head1 DESCRIPTION
+
+=head1 PREREQUISITES
+
+We need some tools to be installed:
+
+=over
+
+=item B<dig>
+
+The domain information grabber is used for the zone transfer currently.
+
+=item B<nsupdate>
+
+The nsupdate tool is used to send the updates back to the server.
+
+=back
+
+=cut
--- a/bin/vidns	Thu May 22 23:31:14 2014 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,100 +0,0 @@
-#! /usr/bin/perl
-#line 2
-use 5.010;
-use strict;
-use warnings;
-use if $ENV{DEBUG}//'' eq 'vidns' => 'Smart::Comments';
-use File::Temp;
-use Getopt::Long;
-use Pod::Usage;
-
-use blib;
-use ViDNS;
-
-sub main {
-    my %o = (
-        key    => undef,
-        server => undef,
-	debug => undef,
-    );
-
-    GetOptions(
-        'k|key=s'    => \$o{key},
-        's|server=s' => \$o{server},
-	'd|debug!'  => \$o{debug},
-      )
-      && @ARGV == 1
-      or pod2usage();
-
-    my @dig = (
-        dig => 'AXFR',
-        defined $o{key} ? (-k => $o{key}) : (),
-        defined $o{server} ? ("\@$o{server}") : (),
-        $ARGV[0]
-    );
-
-    my @zone1 = grep {
-        not $_->{rrset}{rrtype} ~~
-          [qw(RRSIG NSEC3 NSEC3PARAM NSEC DNSKEY TSIG)]
-    } parse($_ = `@dig`) or die $_;
-
-    my $tmp = File::Temp->new();
-    $tmp->print(nice @zone1);
-    $tmp->flush();
-    system $ENV{EDITOR} // 'vi' => $tmp->filename;
-    $tmp->seek(0, 0);
-    my @zone2 = parse(<$tmp>);
-    my ($add, $del) = delta(\@zone1, \@zone2);
-
-    my @cmds = ((map { "update add $_" } @$add),
-	       (map { "update delete $_" } @$del));
-
-    print <<_EOF, join "\n" => @cmds, '';
-# The following commands are about to be sent via nsupdate
-# to the master server:
-_EOF
-print '# Please confirm (yes/no): ';
-return 1 if <STDIN> ne "yes\n";
-
-    my @nsupdate = ('nsupdate', defined $o{debug} ? ('-d') : (), defined $o{key} ? (-k => $o{key}) : ());
-    open(my $nsupdate, '|-') or do {
-	exec @nsupdate;
-	die "Can't exec @nsupdate: $!\n";
-    };
-    print $nsupdate join "\n", @cmds, 'send', '';
-    close($nsupdate);
-    say "nsupdate returned $?";
-    return 0;
-}
-
-exit main(@ARGV) if not caller;
-
-__END__
-
-=head1 NAME
-
- vidns -- editor for dynamically maintained zones
-
-=head1 SYNOPSIS
-
- vidns [-k key] [-s server] [-d] <zone>
-
-=head1 DESCRIPTION
-
-=head1 PREREQUISITES
-
-We need some tools to be installed:
-
-=over
-
-=item B<dig>
-
-The domain information grabber is used for the zone transfer currently.
-
-=item B<nsupdate>
-
-The nsupdate tool is used to send the updates back to the server.
-
-=back
-
-=cut
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/DNS/Vi.pm	Thu May 22 23:34:23 2014 +0200
@@ -0,0 +1,175 @@
+use 5.010;
+use strict;
+use warnings;
+use if $ENV{DEBUG}//''  eq 'vidns' => 'Smart::Comments';
+use Digest::SHA qw(sha512_hex);
+
+use base 'Exporter';
+
+our @EXPORT = qw(ttl2h h2ttl parse delta);
+our @EXPORT_OK = ();
+
+sub parse {
+    my $data = join '', @_;
+    my @lines = split /\n/, $data;
+
+    my @zone;
+    my ($origin, $ttl, $last_label, $soa_seen);
+
+    foreach (@lines) {
+        s{;.*$}{};
+        given ($_) {
+            when (m{^\s*$})                { next }
+            when (m{^\s*\$ORIGIN\s+(\S+)}) { $origin = $1 }
+            when (m{^\s*\$TTL\s+(\S+)})    { $ttl = $1 }
+            when (
+                m{^(?<label>\S+)?
+		    \s+(?<ttl>\d[\dwdmhs]*(?=\s+))?
+		    \s+(?:(?:IN|ANY)\s+)?(?<rrtype>[a-z]\S*(?=\s+))
+		    \s+(?<data>.*)
+		  }ix
+              )
+            {
+                my %rrset = (
+                    label => $last_label =
+                      defined $+{label}
+                    ? $+{label} eq '@'
+                          ? $origin
+                          : $+{label}
+                    : $last_label,
+                      ttl => h2ttl($+{ttl} // $ttl),
+                      rrtype => uc $+{rrtype},
+                      data   => $+{data},
+                );
+
+                if ($rrset{rrtype} eq 'SOA') {
+                    next if $soa_seen;
+                    $soa_seen = 1;
+                }
+
+                # label ergänzen, wenn nicht FQDN
+                $rrset{label} .= ".$origin"
+                  unless substr($rrset{label}, -1) eq '.';
+
+                given ($rrset{rrtype}) {
+
+                    # origin steht im SOA
+                    when ('SOA') {
+                        $origin = $rrset{label};
+
+                        # fix the nameserver name
+                        $rrset{data} =~ s{^(\S+[^.])(?=\s)}{$1.$origin};
+
+                        # fix the hostmaster address
+                        $rrset{data} =~ s{^\S+\s+\K(\S+[^.])(?=\s)}{$1.$origin};
+                    }
+
+                    # bei einigen RRs müssen wir die Daten korrigieren
+                    when ([qw/MX NS PTR/]) {
+                        $rrset{data} .= ".$origin"
+                          unless substr($rrset{data}, -1) eq '.';
+                    }
+                }
+                my $id = sha512_hex(sort %rrset);
+                push @zone, { id => $id, rrset => \%rrset };
+            }
+        }
+    }
+
+    # list of {
+    #	id => $id,
+    #	rrset => { label => …, ttl => …, rrtype => …, data => … }
+    # }
+    ### @zone
+    return @zone;
+}
+
+sub ttl2h {
+    my $seconds = shift;
+    my @out;
+    my @units = ([w => 604800], [d => 86400], [h => 3600], [m => 60], [s => 1]);
+
+    foreach (@units) {
+        my $x = int($seconds / $_->[1]);
+        push @out, "$x$_->[0]" if $x;
+        $seconds %= $_->[1] or last;
+    }
+
+    return join '', @out;
+}
+
+sub h2ttl {
+    my $ttl = shift;
+    my $out;
+    my %factor = (
+        w => 604800,
+        d => 86400,
+        h => 3600,
+        m => 60,
+        s => 1,
+    );
+
+    while ($ttl =~ m{(\d+)([wdhms])}g) {
+        $out += $1 * $factor{$2};
+    }
+
+    return $out // $ttl;
+}
+
+sub nice {
+
+    # get a list of { id => $id, rrset => \%rrset }
+    my @zone =
+      sort {
+        length $a->{label} <=> length $b->{label}
+          or $a->{label}
+          cmp $b->{label}
+      } map { $_->{rrset} } @_;
+
+    my @out;
+    my $origin = (grep { $_->{rrtype} eq 'SOA' } @zone)[0]->{label};
+    my $ttl    = (grep { $_->{rrtype} eq 'SOA' } @zone)[0]->{ttl};
+    my $l1 = (sort map { index $_->{label}, '.' } @zone)[-1];
+    my $l2 = (sort map { length $_->{rrtype} } @zone)[-1];
+    push @out, "\$ORIGIN $origin", "\$TTL " . ttl2h($ttl);
+
+    my $print = sub {
+        my %r = %{ +shift };
+        state $last_label;
+
+        $r{label} = '@' if $r{label} eq $origin;
+        $r{label} =~ s{\.\Q$origin\E$}{};
+        $r{data} =~ s{\.\Q$origin\E$}{} if $r{rrtype} ~~ [qw(MX SOA PTR)];
+        $r{ttl} = $r{ttl} == $ttl ? '' : ttl2h($r{ttl});
+        $r{label} = do {
+            if (defined $last_label and $r{label} eq $last_label) { '' }
+            else { $last_label = $r{label} }
+        };
+
+        return sprintf '%-*s %6s %-*s    %s',
+          $l1 => $r{label},
+          $r{ttl},
+          $l2 => $r{rrtype},
+          $r{data};
+    };
+    push @out, $print->($_) foreach @zone;
+    return join "\n", @out;
+}
+
+sub delta {
+    my ($zone1, $zone2) = @_;
+    my %zone1 = map { $_->{id}, $_->{rrset} } @$zone1;
+    my %zone2 = map { $_->{id}, $_->{rrset} } @$zone2;
+    my @keys1 = keys %zone1;
+    my @keys2 = keys %zone2;
+    delete @zone1{@keys2};
+    delete @zone2{@keys1};
+
+    my (@add, @del);
+    push @add, "@{$_}{qw/label ttl rrtype data/}" foreach values %zone2;
+    push @del, "@{$_}{qw/label ttl rrtype data/}" foreach values %zone1;
+
+    return (\@add, \@del);
+}
+
+1;
--- a/lib/ViDNS.pm	Thu May 22 23:31:14 2014 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,175 +0,0 @@
-use 5.010;
-use strict;
-use warnings;
-use if $ENV{DEBUG}//''  eq 'vidns' => 'Smart::Comments';
-use Digest::SHA qw(sha512_hex);
-
-use base 'Exporter';
-
-our @EXPORT = qw(ttl2h h2ttl parse delta);
-our @EXPORT_OK = ();
-
-sub parse {
-    my $data = join '', @_;
-    my @lines = split /\n/, $data;
-
-    my @zone;
-    my ($origin, $ttl, $last_label, $soa_seen);
-
-    foreach (@lines) {
-        s{;.*$}{};
-        given ($_) {
-            when (m{^\s*$})                { next }
-            when (m{^\s*\$ORIGIN\s+(\S+)}) { $origin = $1 }
-            when (m{^\s*\$TTL\s+(\S+)})    { $ttl = $1 }
-            when (
-                m{^(?<label>\S+)?
-		    \s+(?<ttl>\d[\dwdmhs]*(?=\s+))?
-		    \s+(?:(?:IN|ANY)\s+)?(?<rrtype>[a-z]\S*(?=\s+))
-		    \s+(?<data>.*)
-		  }ix
-              )
-            {
-                my %rrset = (
-                    label => $last_label =
-                      defined $+{label}
-                    ? $+{label} eq '@'
-                          ? $origin
-                          : $+{label}
-                    : $last_label,
-                      ttl => h2ttl($+{ttl} // $ttl),
-                      rrtype => uc $+{rrtype},
-                      data   => $+{data},
-                );
-
-                if ($rrset{rrtype} eq 'SOA') {
-                    next if $soa_seen;
-                    $soa_seen = 1;
-                }
-
-                # label ergänzen, wenn nicht FQDN
-                $rrset{label} .= ".$origin"
-                  unless substr($rrset{label}, -1) eq '.';
-
-                given ($rrset{rrtype}) {
-
-                    # origin steht im SOA
-                    when ('SOA') {
-                        $origin = $rrset{label};
-
-                        # fix the nameserver name
-                        $rrset{data} =~ s{^(\S+[^.])(?=\s)}{$1.$origin};
-
-                        # fix the hostmaster address
-                        $rrset{data} =~ s{^\S+\s+\K(\S+[^.])(?=\s)}{$1.$origin};
-                    }
-
-                    # bei einigen RRs müssen wir die Daten korrigieren
-                    when ([qw/MX NS PTR/]) {
-                        $rrset{data} .= ".$origin"
-                          unless substr($rrset{data}, -1) eq '.';
-                    }
-                }
-                my $id = sha512_hex(sort %rrset);
-                push @zone, { id => $id, rrset => \%rrset };
-            }
-        }
-    }
-
-    # list of {
-    #	id => $id,
-    #	rrset => { label => …, ttl => …, rrtype => …, data => … }
-    # }
-    ### @zone
-    return @zone;
-}
-
-sub ttl2h {
-    my $seconds = shift;
-    my @out;
-    my @units = ([w => 604800], [d => 86400], [h => 3600], [m => 60], [s => 1]);
-
-    foreach (@units) {
-        my $x = int($seconds / $_->[1]);
-        push @out, "$x$_->[0]" if $x;
-        $seconds %= $_->[1] or last;
-    }
-
-    return join '', @out;
-}
-
-sub h2ttl {
-    my $ttl = shift;
-    my $out;
-    my %factor = (
-        w => 604800,
-        d => 86400,
-        h => 3600,
-        m => 60,
-        s => 1,
-    );
-
-    while ($ttl =~ m{(\d+)([wdhms])}g) {
-        $out += $1 * $factor{$2};
-    }
-
-    return $out // $ttl;
-}
-
-sub nice {
-
-    # get a list of { id => $id, rrset => \%rrset }
-    my @zone =
-      sort {
-        length $a->{label} <=> length $b->{label}
-          or $a->{label}
-          cmp $b->{label}
-      } map { $_->{rrset} } @_;
-
-    my @out;
-    my $origin = (grep { $_->{rrtype} eq 'SOA' } @zone)[0]->{label};
-    my $ttl    = (grep { $_->{rrtype} eq 'SOA' } @zone)[0]->{ttl};
-    my $l1 = (sort map { index $_->{label}, '.' } @zone)[-1];
-    my $l2 = (sort map { length $_->{rrtype} } @zone)[-1];
-    push @out, "\$ORIGIN $origin", "\$TTL " . ttl2h($ttl);
-
-    my $print = sub {
-        my %r = %{ +shift };
-        state $last_label;
-
-        $r{label} = '@' if $r{label} eq $origin;
-        $r{label} =~ s{\.\Q$origin\E$}{};
-        $r{data} =~ s{\.\Q$origin\E$}{} if $r{rrtype} ~~ [qw(MX SOA PTR)];
-        $r{ttl} = $r{ttl} == $ttl ? '' : ttl2h($r{ttl});
-        $r{label} = do {
-            if (defined $last_label and $r{label} eq $last_label) { '' }
-            else { $last_label = $r{label} }
-        };
-
-        return sprintf '%-*s %6s %-*s    %s',
-          $l1 => $r{label},
-          $r{ttl},
-          $l2 => $r{rrtype},
-          $r{data};
-    };
-    push @out, $print->($_) foreach @zone;
-    return join "\n", @out;
-}
-
-sub delta {
-    my ($zone1, $zone2) = @_;
-    my %zone1 = map { $_->{id}, $_->{rrset} } @$zone1;
-    my %zone2 = map { $_->{id}, $_->{rrset} } @$zone2;
-    my @keys1 = keys %zone1;
-    my @keys2 = keys %zone2;
-    delete @zone1{@keys2};
-    delete @zone2{@keys1};
-
-    my (@add, @del);
-    push @add, "@{$_}{qw/label ttl rrtype data/}" foreach values %zone2;
-    push @del, "@{$_}{qw/label ttl rrtype data/}" foreach values %zone1;
-
-    return (\@add, \@del);
-}
-
-1;
--- a/t/10-vidns.t	Thu May 22 23:31:14 2014 +0200
+++ b/t/10-vidns.t	Thu May 22 23:34:23 2014 +0200
@@ -4,8 +4,8 @@
 use strict;
 use warnings;
 
-use_ok 'ViDNS' or BAIL_OUT 'ViDNS not found!';
-#can_ok 'ViDNS', qw(ttl2h h2ttl);
+use_ok 'DNS::Vi' or BAIL_OUT 'DNS::Vi not found!';
+#can_ok 'DNS::Vi', qw(ttl2h h2ttl);
 
 is ttl2h(86400), '1d', '-> 1d';
 is h2ttl('1d'), 86400, '<- 1d';