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56 lines
2.1 KiB
Diff
56 lines
2.1 KiB
Diff
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From 090856c7e6d483bc4d7ec41f55208a9842769c45 Mon Sep 17 00:00:00 2001
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From: Simon Kelley <simon@thekelleys.org.uk>
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Date: Sat, 2 Jun 2018 18:37:07 +0100
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Subject: [PATCH 13/17] Allow zone transfer in authoritative mode whenever
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auth-peer is specified.
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Signed-off-by: Kevin Darbyshire-Bryant <ldir@darbyshire-bryant.me.uk>
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---
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CHANGELOG | 4 ++++
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man/dnsmasq.8 | 6 +++++-
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src/auth.c | 5 +++--
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3 files changed, 12 insertions(+), 3 deletions(-)
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--- a/CHANGELOG
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+++ b/CHANGELOG
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@@ -29,6 +29,10 @@ version 2.80
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have different parameters and avoids advertising the same
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prefix twice. Thanks to Luis Marsano for spotting this case.
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+ Allow zone transfer in authoritative mode if auth-peer is specified,
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+ even if auth-sec-servers is not. Thanks to Raphaël Halimi for
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+ the suggestion.
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+
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version 2.79
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Fix parsing of CNAME arguments, which are confused by extra spaces.
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--- a/man/dnsmasq.8
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+++ b/man/dnsmasq.8
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@@ -817,7 +817,11 @@ authoritative zones as dnsmasq.
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Specify the addresses of secondary servers which are allowed to
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initiate zone transfer (AXFR) requests for zones for which dnsmasq is
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authoritative. If this option is not given, then AXFR requests will be
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-accepted from any secondary.
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+accepted from any secondary. Specifying
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+.B auth-peer
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+without
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+.B auth-sec-servers
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+enables zone transfer but does not advertise the secondary in NS records returned by dnsmasq.
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.TP
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.B --conntrack
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Read the Linux connection track mark associated with incoming DNS
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--- a/src/auth.c
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+++ b/src/auth.c
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@@ -436,8 +436,9 @@ size_t answer_auth(struct dns_header *he
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if (sockaddr_isequal(peer_addr, &peers->addr))
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break;
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- /* Refuse all AXFR unless --auth-sec-servers is set */
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- if ((!peers && daemon->auth_peers) || !daemon->secondary_forward_server)
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+ /* Refuse all AXFR unless --auth-sec-servers or auth-peers is set */
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+ if ((!daemon->secondary_forward_server && !daemon->auth_peers) ||
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+ (daemon->auth_peers && !peers))
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{
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if (peer_addr->sa.sa_family == AF_INET)
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inet_ntop(AF_INET, &peer_addr->in.sin_addr, daemon->addrbuff, ADDRSTRLEN);
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