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charliebrady |
1.1 |
diff -Nur -x '*.orig' -x '*.rej' smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/autoaxfr mezzanine_patched_smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/autoaxfr |
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--- smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/autoaxfr 2006-07-25 22:14:00.000000000 -0400 |
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+++ mezzanine_patched_smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/autoaxfr 1969-12-31 19:00:00.000000000 -0500 |
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@@ -1,177 +0,0 @@ |
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-#!/usr/bin/perl |
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-# Copyright (c) 2000 Matt Armstrong <matt@lickey.com> |
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-# All rights reserved. |
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-# |
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-# Redistribution and use in source and binary forms, with or without |
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-# modification, are permitted provided that the following conditions |
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-# are met: |
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-# 1. Redistributions of source code must retain the above copyright |
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-# notice, this list of conditions and the following disclaimer. |
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-# 2. Redistributions in binary form must reproduce the above copyright |
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-# notice, this list of conditions and the following disclaimer in the |
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-# documentation and/or other materials provided with the distribution. |
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-# |
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-# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
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-# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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-# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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-# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE |
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-# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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-# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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-# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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-# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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-# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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-# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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-# SUCH DAMAGE. |
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- |
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-require 5.0; |
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-use English; |
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-use strict; |
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-$^W = 1; |
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-$| = 1; |
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- |
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-my $me = 'autoaxfr'; |
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- |
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-die "$me: don't run as root" if ($UID == 0); |
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- |
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-my %soa_retry; |
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-my %next_try; |
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- |
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-die "$me: no ROOT environment variable" unless defined $ENV{'ROOT'}; |
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-my $root = $ENV{'ROOT'}; |
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-chdir($root) || die "$me: can't chdir($root): $!"; |
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- |
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-# Is it time to refresh a given slave yet? |
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-sub time_to_refresh_slave { |
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- my $slave = shift; |
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- if (!defined $next_try{$slave} || $next_try{$slave} <= time()) { |
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- return 1; |
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- } |
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- return 0; |
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-} |
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- |
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-# given a file, what is the SOA serial number? |
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-sub get_serial { |
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- my $fn = shift; |
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- my $serial = 0; |
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- if (open(F, $fn)) { |
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- my $line = <F>; |
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- if (defined $line && $line =~ /^#(\d+) auto axfr-get$/) { |
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- $serial = $1; |
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- } |
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- close(F); |
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- } |
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- return $serial; |
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-} |
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- |
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-# got a zone, so read its SOA and initialize soa_retry{zone} and |
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-# next_try{zone}. |
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-sub got_zone { |
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- my $slave = shift; |
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- my $retval = 0; |
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- |
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- if (open(ZONE, "zones/$slave")) { |
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- while (<ZONE>) { |
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- chomp; |
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- if (/^Z/) { |
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- my @zone = split(/:/, $_); |
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- my $fqdn = $zone[0]; |
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- $fqdn =~ s/^Z//; |
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- my $ref = $zone[4]; |
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- my $ret = $zone[5]; |
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- print "$me: zones/$slave, got domain $fqdn refresh $ref " . |
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- "retry $ret\n"; |
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- my $slave = $fqdn eq "." ? "@" : $fqdn; |
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- $soa_retry{$slave} = $ret; |
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- $next_try{$slave} = time() + $ref; |
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- $retval = 1; |
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- } |
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- } |
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- } |
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- close(ZONE); |
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- return $retval; |
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-} |
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- |
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-# sleep until the next refresh time. |
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-sub sleep_until_next_try { |
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- |
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- my $now = time(); |
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- |
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- # Sleep a max of an hour, but possibly less depending on slave |
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- # zone retry. |
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- my $refresh_time = $now + 60 * 60; |
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- foreach (keys %next_try) { |
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- if ($next_try{$_} < $refresh_time) { |
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- $refresh_time = $next_try{$_}; |
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- } |
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- } |
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- my $sleep_time = $refresh_time - $now; |
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- |
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- # Never sleep less than 1 second. |
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- $sleep_time = 1 if $sleep_time <= 0; |
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- |
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- print "$me: sleeping $sleep_time\n"; |
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- |
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- sleep($sleep_time); |
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-} |
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- |
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- |
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-# Possibly do an axfr for each zone in the slaves dir. |
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-sub process_requests { |
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- opendir(DIR, 'slaves') || die "$me: can't opendir $.: $!"; |
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- my %slaves; |
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- foreach (readdir(DIR)) { |
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- next if /^\./; |
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- $slaves{$_} = 1; |
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- } |
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- closedir DIR; |
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- |
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- my $slave_file; |
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- foreach $slave_file (sort keys %slaves) { |
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- |
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- my $slave = $slave_file; |
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- $slave =~ s/^slave\.//; |
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- |
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- if (time_to_refresh_slave($slave)) { |
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- open(SLAVE, "slaves/$slave_file") |
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- || die "$me: can't open(slaves/$slave_file): $!"; |
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- my @addrs = <SLAVE>; |
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- close(SLAVE); |
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- chomp @addrs; |
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- my $addr; |
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- |
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- # try an axfr for each ip listed in the slave file until |
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- # one works |
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- foreach $addr (@addrs) { |
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- print "$me: fetching $slave from $addr\n"; |
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- my $slave_domain = $slave eq "@" ? "." : $slave; |
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- if (!system('tcpclient', '-v', $addr, 'domain', '../axfr-get', |
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- $slave_domain, "zones/$slave", |
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- "temp/$slave")) { |
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- last; |
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- } |
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- } |
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- |
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- # Get retry/refresh values from the fetched zone. |
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- if (!got_zone($slave)) { |
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- # No zone? Try again in 10 minutes. |
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- $next_try{$slave} = time() + 600; |
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- } |
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- } |
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- } |
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- |
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- # Get rid of keys in %next_try and %soa_retry that aren't in @slaves. |
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- # The admin might have deleted a slave domain. |
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- foreach (keys %next_try) { |
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- delete $next_try{$_} unless exists $slaves{$_}; |
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- } |
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- foreach (keys %soa_retry) { |
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- delete $soa_retry{$_} unless exists $slaves{$_}; |
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- } |
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-} |
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- |
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-while (1) { |
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- process_requests(); |
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- sleep_until_next_try(); |
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-} |
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- |
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-# vim: ts=8 sw=4 |
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diff -Nur -x '*.orig' -x '*.rej' smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/run mezzanine_patched_smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/run |
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--- smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/run 2006-07-25 22:14:00.000000000 -0400 |
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+++ mezzanine_patched_smeserver-tinydns-public-1.0.0/root/var/service/autoaxfr/run 2006-09-22 11:44:15.000000000 -0400 |
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@@ -1,4 +1,5 @@ |
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#!/bin/sh |
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exec 2>&1 |
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ROOT=/var/service/autoaxfr/root; export ROOT |
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+PATH=$(pwd):$PATH |
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exec setuidgid autoaxfr ./autoaxfr |