In the end it was a simple bug. dbversion->queryok was not being
set to ISC_TRUE when it should have been (second change).
Initialising dbversion->queryok to ISC_FALSE made the failure
deterministic.
This will be in BIND 9.8.1 final. BIND 9.8.1b1 is already cut
and will need this to be applied.
Mark
Index: bin/named/query.c
===================================================================
RCS file: /proj/cvs/prod/bind9/bin/named/query.c,v
retrieving revision 1.353.8.2
diff -u -r1.353.8.2 query.c
--- bin/named/query.c 18 Feb 2011 15:27:58 -0000 1.353.8.2
+++ bin/named/query.c 20 May 2011 04:11:20 -0000
@@ -637,6 +637,7 @@
dns_db_attach(db, &dbversion->db);
dns_db_currentversion(db, &dbversion->version);
dbversion->acl_checked = ISC_FALSE;
+ dbversion->queryok = ISC_FALSE;
ISC_LIST_APPEND(client->query.activeversions,
dbversion, link);
}
@@ -768,6 +769,7 @@
dbversion->queryok = ISC_FALSE;
return (DNS_R_REFUSED);
}
+ dbversion->queryok = ISC_TRUE;
approved:
/* Transfer ownership, if necessary. */
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742 INTERNET: ma...@isc.org
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