[bind] Fix assert in dig when using +sigchase (#985918)
Tomas Hozza
thozza at fedoraproject.org
Fri Oct 3 09:22:24 UTC 2014
commit 23b1421845d9c6446c744992573e15725b5e1516
Author: Tomas Hozza <thozza at redhat.com>
Date: Thu Oct 2 16:26:05 2014 +0200
Fix assert in dig when using +sigchase (#985918)
Signed-off-by: Tomas Hozza <thozza at redhat.com>
bind.spec | 3 ++
bind99-rh985918.patch | 83 +++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 86 insertions(+), 0 deletions(-)
---
diff --git a/bind.spec b/bind.spec
index 46ef4d9..32e6e26 100644
--- a/bind.spec
+++ b/bind.spec
@@ -82,6 +82,7 @@ Patch130:bind-9.9.1-P2-dlz-libdb.patch
Patch131:bind-9.9.1-P2-multlib-conflict.patch
Patch133:bind99-rh640538.patch
Patch134:bind97-rh669163.patch
+Patch135:bind99-rh985918.patch
# SDB patches
Patch11: bind-9.3.2b2-sdbsrc.patch
@@ -321,6 +322,7 @@ cp -fp contrib/sdb/sqlite/zone2sqlite.c bin/sdb_tools
%endif
%patch133 -p1 -b .rh640538
%patch134 -p1 -b .rh669163
+%patch135 -p1 -b .rh985918
# Sparc and s390 arches need to use -fPIE
%ifarch sparcv9 sparc64 s390 s390x
@@ -920,6 +922,7 @@ rm -rf ${RPM_BUILD_ROOT}
- Update to 9.9.6
- drop merged patches and rebase some of existing patches
- Add architecture specific dependencies.
+- Fix assert in dig when using +sigchase (#985918)
* Fri Aug 15 2014 Fedora Release Engineering <rel-eng at lists.fedoraproject.org> - 32:9.9.5-9.P1
- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild
diff --git a/bind99-rh985918.patch b/bind99-rh985918.patch
new file mode 100644
index 0000000..6d900d2
--- /dev/null
+++ b/bind99-rh985918.patch
@@ -0,0 +1,83 @@
+From 7d891eaf911e5cab1f704615f8f1ef87c8716f46 Mon Sep 17 00:00:00 2001
+From: Mark Andrews <marka at isc.org>
+Date: Wed, 1 Oct 2014 10:01:54 +1000
+Subject: [PATCH] 3962. [bug] 'dig +topdown +trace +sigchase'
+ address unhandled error conditions. [RT #34663]
+
+---
+ bin/dig/dighost.c | 31 ++++++++++++++++++++++++++-----
+ 1 file changed, 26 insertions(+), 5 deletions(-)
+
+diff --git a/bin/dig/dighost.c b/bin/dig/dighost.c
+index c99dcfc..aeded9e 100644
+--- a/bin/dig/dighost.c
++++ b/bin/dig/dighost.c
+@@ -56,6 +56,7 @@
+ #include <dns/log.h>
+ #include <dns/message.h>
+ #include <dns/name.h>
++#include <dns/rcode.h>
+ #include <dns/rdata.h>
+ #include <dns/rdataclass.h>
+ #include <dns/rdatalist.h>
+@@ -4489,6 +4490,9 @@ chase_scanname_section(dns_message_t *msg, dns_name_t *name,
+ dns_rdataset_t *rdataset;
+ dns_name_t *msg_name = NULL;
+
++ if (msg->counts[section] == 0)
++ return (NULL);
++
+ do {
+ dns_message_currentname(msg, section, &msg_name);
+ if (dns_name_compare(msg_name, name) == 0) {
+@@ -5297,6 +5301,20 @@ sigchase_td(dns_message_t *msg)
+ isc_boolean_t have_answer = ISC_FALSE;
+ isc_boolean_t true = ISC_TRUE;
+
++ if (msg->rcode != dns_rcode_noerror &&
++ msg->rcode != dns_rcode_nxdomain) {
++ char buf[20];
++ isc_buffer_t b;
++
++ isc_buffer_init(&b, buf, sizeof(buf));
++ result = dns_rcode_totext(msg->rcode, &b);
++ check_result(result, "dns_rcode_totext failed");
++ printf("error response code %.*s\n",
++ (int)isc_buffer_usedlength(&b), buf);
++ error_message = msg;
++ return;
++ }
++
+ if ((result = dns_message_firstname(msg, DNS_SECTION_ANSWER))
+ == ISC_R_SUCCESS) {
+ dns_message_currentname(msg, DNS_SECTION_ANSWER, &name);
+@@ -5309,10 +5327,13 @@ sigchase_td(dns_message_t *msg)
+ if (!current_lookup->trace_root_sigchase) {
+ result = dns_message_firstname(msg,
+ DNS_SECTION_AUTHORITY);
+- if (result == ISC_R_SUCCESS)
+- dns_message_currentname(msg,
+- DNS_SECTION_AUTHORITY,
+- &name);
++ if (result != ISC_R_SUCCESS) {
++ printf("no answer or authority section\n");
++ error_message = msg;
++ return;
++ }
++ dns_message_currentname(msg, DNS_SECTION_AUTHORITY,
++ &name);
+ chase_nsrdataset
+ = chase_scanname_section(msg, name,
+ dns_rdatatype_ns,
+@@ -5322,7 +5343,7 @@ sigchase_td(dns_message_t *msg)
+ if (chase_nsrdataset != NULL) {
+ have_delegation_ns = ISC_TRUE;
+ printf("no response but there is a delegation"
+- " in authority section:");
++ " in authority section: ");
+ dns_name_print(name, stdout);
+ printf("\n");
+ } else {
+--
+1.8.2.3
+
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