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Disable dig IDN output into scripts 

Dig could be used to receive zone via AXFR. If IDN data are inside and
are decoded, it cannot be used as named zone file. Disable +idnout if
stdin is not a tty.
This commit is contained in:
Petr Menšík 2019-01-29 19:54:36 +01:00
parent a699858667
commit 7a958a2a9f
2 changed files with 33 additions and 0 deletions
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28
bind-9.11-rh1647829-2.patch Normal file
View File

@ -0,0 +1,28 @@
From 58e1af6ca75d035b6391708be2c2272bb8d04620 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Sur=C3=BD?= <ondrej@sury.org>
Date: Sun, 4 Nov 2018 02:20:41 +0700
Subject: [PATCH] Enable IDN processing (both idnin and idnout) only on tty,
disable it when the stdout is not a tty
(cherry picked from commit 0e1bf7d017e4f6d787cbeb72cc2aa74e7f30122e)
(cherry picked from commit 8e1cc95c943b7dfaaaaf2d9a4971861735cc3fb2)
---
bin/dig/dighost.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/bin/dig/dighost.c b/bin/dig/dighost.c
index 74791d671e..3b722ba0ff 100644
--- a/bin/dig/dighost.c
+++ b/bin/dig/dighost.c
@@ -825,7 +825,7 @@ make_empty_lookup(void) {
looknew->seenbadcookie = false;
looknew->badcookie = true;
#ifdef WITH_IDN_SUPPORT
- looknew->idnin = (getenv("IDN_DISABLE") == NULL);
+ looknew->idnin = isatty(1)?(getenv("IDN_DISABLE") == NULL):false;
if (looknew->idnin) {
const char *charset = getenv("CHARSET");
if (charset && !strcmp(charset, "ASCII"))
--
2.20.1

5
bind.spec
View File

@ -135,6 +135,8 @@ Patch163:bind-9.11-rh1663318.patch
Patch164:bind-9.11-rh1666814.patch
# https://bugzilla.redhat.com/show_bug.cgi?id=1647829
Patch165:bind-9.11-rh1647829.patch
# commit 8e1cc95c943b7dfaaaaf2d9a4971861735cc3fb2
Patch166:bind-9.11-rh1647829-2.patch
# SDB patches
Patch11: bind-9.3.2b2-sdbsrc.patch
@ -513,6 +515,7 @@ are used for building ISC DHCP.
%patch163 -p1 -b .rh1663318
%patch164 -p1 -b .rh1666814
%patch165 -p1 -b .rh1647829
%patch166 -p1 -b .rh1647829-2
mkdir lib/dns/tests/testdata/dstrandom
cp -a %{SOURCE50} lib/dns/tests/testdata/dstrandom/random.data
@ -1517,6 +1520,8 @@ fi;
%changelog
* Thu Jan 31 2019 Petr Menšík <pemensik@redhat.com> - 32:9.11.5-9.P1
- dig prints ASCII name instead of failure (#1647829)
- disable IDN output from scripts
* Thu Jan 31 2019 Fedora Release Engineering <releng@fedoraproject.org> - 32:9.11.5-8.P1
- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild