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- Fix classification for QTYPE=CNAME queries when QNAME minimisation is enabled.

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git-svn-id: file:///svn/unbound/trunk@4858 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Ralph Dolmans 2018-08-17 12:48:47 +00:00
parent ed24498f2e
commit afd4063f20
2 changed files with 13 additions and 0 deletions
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4
doc/Changelog
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@ -1,3 +1,7 @@
17 August 2018: Ralph
- Fix classification for QTYPE=CNAME queries when QNAME minimisation is
enabled.
17 August 2018: Wouter
- Set libunbound to increase current, because the libunbound change
to the event callback function signature. That needs programs,

9
iterator/iterator.c
View file

@ -2598,6 +2598,15 @@ processQueryResponse(struct module_qstate* qstate, struct iter_qstate* iq,
/* DNAME to a subdomain loop; do not recurse */
type = RESPONSE_TYPE_ANSWER;
}
} else if(type == RESPONSE_TYPE_CNAME &&
iq->qchase.qtype == LDNS_RR_TYPE_CNAME &&
iq->minimisation_state == MINIMISE_STATE &&
query_dname_compare(iq->qchase.qname, iq->qinfo_out.qname) == 0) {
/* The minimised query for full QTYPE and hidden QTYPE can be
* classified as CNAME response type, even when the original
* QTYPE=CNAME. This should be treated as answer response type.
*/
type = RESPONSE_TYPE_ANSWER;
}
/* handle each of the type cases */