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nsec3 negative cache works.

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git-svn-id: file:///svn/unbound/trunk@1292 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2008-10-09 15:06:35 +00:00
parent bfb4e20f43
commit b6696c1342
6 changed files with 438 additions and 3 deletions
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1
doc/Changelog
View file

@ -1,5 +1,6 @@
9 October 2008: Wouter 9 October 2008: Wouter
- negative cache caps max iterations of NSEC3 done. - negative cache caps max iterations of NSEC3 done.
- NSEC3 negative cache for qtype DS works.
8 October 2008: Wouter 8 October 2008: Wouter
- NSEC negative cache for DS. - NSEC negative cache for DS.

4
doc/plan
View file

@ -64,13 +64,13 @@ not stats on SIGUSR1. perhaps also see which slow auth servers cause >1sec value
*** Improvements *** Improvements
+ fallback to noEDNS if all queries are dropped. + fallback to noEDNS if all queries are dropped.
+ dnssec lameness fixen. Check to make sure. + dnssec lameness fixen. Check to make sure.
* negative caching to avoid DS queries, NSEC, NSEC3 (w params). + negative caching to avoid DS queries, NSEC, NSEC3 (w params).
+ SHA256 supported fully. + SHA256 supported fully.
+ Make stub to localhost on different port work. + Make stub to localhost on different port work.
+ IPv6 reverse, IP4 reverse local-data shorthand for PTR records (?). + IPv6 reverse, IP4 reverse local-data shorthand for PTR records (?).
cumbersome to reverse notate by hand for the operator. For local-data. cumbersome to reverse notate by hand for the operator. For local-data.
local-data-ptr: "1.2.3.4 mypc.example.com" local-data-ptr: "1.2.3.4 mypc.example.com"
* dns-0x20 fallback TODO item. Consider. + dns-0x20 fallback TODO item. Consider.
*** from draft resolver-mitigation *** from draft resolver-mitigation
* Should be an option? (Not right now) * Should be an option? (Not right now)

3
iterator/iterator.c
View file

@ -1365,6 +1365,9 @@ processQueryResponse(struct module_qstate* qstate, struct iter_qstate* iq,
if(!iter_dns_store(qstate->env, &iq->response->qinfo, if(!iter_dns_store(qstate->env, &iq->response->qinfo,
iq->response->rep, 1)) iq->response->rep, 1))
return error_response(qstate, id, LDNS_RCODE_SERVFAIL); return error_response(qstate, id, LDNS_RCODE_SERVFAIL);
if(qstate->env->neg_cache)
val_neg_addreferral(qstate->env->neg_cache,
iq->response->rep, iq->dp->name);
/* Reset the event state, setting the current delegation /* Reset the event state, setting the current delegation
* point to the referral. */ * point to the referral. */

212
testdata/val_nsec3_b3_optout_negcache.rpl vendored Normal file
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@ -0,0 +1,212 @@
; config options
server:
trust-anchor: "example. DNSKEY 257 3 7 AwEAAcUlFV1vhmqx6NSOUOq2R/dsR7Xm3upJ ( j7IommWSpJABVfW8Q0rOvXdM6kzt+TAu92L9 AbsUdblMFin8CVF3n4s= )"
val-override-date: "20120420235959"
stub-zone:
name: "."
stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET.
CONFIG_END
SCENARIO_BEGIN Test validator NSEC3 B.3 referral optout with negative cache.
; K.ROOT-SERVERS.NET.
RANGE_BEGIN 0 100
ADDRESS 193.0.14.129
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
. IN NS
SECTION ANSWER
. IN NS K.ROOT-SERVERS.NET.
SECTION ADDITIONAL
K.ROOT-SERVERS.NET. IN A 193.0.14.129
ENTRY_END
ENTRY_BEGIN
MATCH opcode
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
. IN A
SECTION AUTHORITY
example. IN NS ns1.example.
; leave out to make unbound take ns1
;example. IN NS ns2.example.
SECTION ADDITIONAL
ns1.example. IN A 192.0.2.1
; leave out to make unbound take ns1
;ns2.example. IN A 192.0.2.2
ENTRY_END
RANGE_END
; ns1.example.
RANGE_BEGIN 0 100
ADDRESS 192.0.2.1
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id copy_query
REPLY QR REFUSED
SECTION QUESTION
example. IN NS
SECTION ANSWER
ENTRY_END
; response to DNSKEY priming query
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
example. IN DNSKEY
SECTION ANSWER
example. DNSKEY 256 3 7 AwEAAaetidLzsKWUt4swWR8yu0wPHPiUi8LU ( sAD0QPWU+wzt89epO6tHzkMBVDkC7qphQO2h TY4hHn9npWFRw5BYubE= )
example. DNSKEY 257 3 7 AwEAAcUlFV1vhmqx6NSOUOq2R/dsR7Xm3upJ ( j7IommWSpJABVfW8Q0rOvXdM6kzt+TAu92L9 AbsUdblMFin8CVF3n4s= )
example. RRSIG DNSKEY 7 1 3600 20150420235959 ( 20051021000000 12708 example. AuU4juU9RaxescSmStrQks3Gh9FblGBlVU31 uzMZ/U/FpsUb8aC6QZS+sTsJXnLnz7flGOsm MGQZf3bH+QsCtg== )
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA DO NOERROR
SECTION QUESTION
mc.c.example. IN MX
SECTION AUTHORITY
c.example. NS ns1.c.example.
c.example. NS ns2.c.example.
;; NSEC3 RR that covers the "next closer" name (c.example)
;; H(c.example) = 4g6p9u5gvfshp30pqecj98b3maqbn1ck
35mthgpgcu1qg68fab165klnsnk3dpvl.example. NSEC3 1 1 12 aabbccdd ( b4um86eghhds6nea196smvmlo4ors995 NS DS RRSIG )
35mthgpgcu1qg68fab165klnsnk3dpvl.example. RRSIG NSEC3 7 2 3600 20150420235959 20051021000000 ( 40430 example. g6jPUUpduAJKRljUsN8gB4UagAX0NxY9shwQ Aynzo8EUWH+z6hEIBlUTPGj15eZll6VhQqgZ XtAIR3chwgW+SA== )
;; NSEC3 RR that matches the closest encloser (example)
;; H(example) = 0p9mhaveqvm6t7vbl5lop2u3t2rp3tom
0p9mhaveqvm6t7vbl5lop2u3t2rp3tom.example. NSEC3 1 1 12 aabbccdd ( 2t7b4g4vsa5smi47k61mv5bv1a22bojr MX DNSKEY NS SOA NSEC3PARAM RRSIG )
0p9mhaveqvm6t7vbl5lop2u3t2rp3tom.example. RRSIG NSEC3 7 2 3600 20150420235959 20051021000000 ( 40430 example. OSgWSm26B+cS+dDL8b5QrWr/dEWhtCsKlwKL IBHYH6blRxK9rC0bMJPwQ4mLIuw85H2EY762 BOCXJZMnpuwhpA== )
SECTION ADDITIONAL
ns1.c.example. A 192.0.2.7
ns2.c.example. A 192.0.2.8
ENTRY_END
; DS must be gotten from neg cache
; ENTRY_BEGIN
; MATCH opcode qtype qname
; ADJUST copy_id
; REPLY QR AA DO NOERROR
; SECTION QUESTION
; c.example. IN DS
; SECTION AUTHORITY
; ;; NSEC3 RR that covers the "next closer" name (c.example)
; ;; H(c.example) = 4g6p9u5gvfshp30pqecj98b3maqbn1ck
; 35mthgpgcu1qg68fab165klnsnk3dpvl.example. NSEC3 1 1 12 aabbccdd ( b4um86eghhds6nea196smvmlo4ors995 NS DS RRSIG )
; 35mthgpgcu1qg68fab165klnsnk3dpvl.example. RRSIG NSEC3 7 2 3600 20150420235959 20051021000000 ( 40430 example. g6jPUUpduAJKRljUsN8gB4UagAX0NxY9shwQ Aynzo8EUWH+z6hEIBlUTPGj15eZll6VhQqgZ XtAIR3chwgW+SA== )
;
; ;; NSEC3 RR that matches the closest encloser (example)
; ;; H(example) = 0p9mhaveqvm6t7vbl5lop2u3t2rp3tom
; 0p9mhaveqvm6t7vbl5lop2u3t2rp3tom.example. NSEC3 1 1 12 aabbccdd ( 2t7b4g4vsa5smi47k61mv5bv1a22bojr MX DNSKEY NS SOA NSEC3PARAM RRSIG )
; 0p9mhaveqvm6t7vbl5lop2u3t2rp3tom.example. RRSIG NSEC3 7 2 3600 20150420235959 20051021000000 ( 40430 example. OSgWSm26B+cS+dDL8b5QrWr/dEWhtCsKlwKL IBHYH6blRxK9rC0bMJPwQ4mLIuw85H2EY762 BOCXJZMnpuwhpA== )
; ENTRY_END
RANGE_END
; ns1.c.example.
RANGE_BEGIN 0 100
ADDRESS 192.0.2.7
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
c.example. IN NS
SECTION ANSWER
c.example. NS ns1.c.example.
c.example. NS ns2.c.example.
SECTION ADDITIONAL
ns1.c.example. A 192.0.2.7
ns2.c.example. A 192.0.2.8
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
mc.c.example. IN MX
SECTION ANSWER
mc.c.example. IN MX 50 mx.c.example.
SECTION AUTHORITY
c.example. NS ns1.c.example.
c.example. NS ns2.c.example.
SECTION ADDITIONAL
ns1.c.example. A 192.0.2.7
ns2.c.example. A 192.0.2.8
ENTRY_END
RANGE_END
; ns2.c.example.
RANGE_BEGIN 0 100
ADDRESS 192.0.2.8
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
c.example. IN NS
SECTION ANSWER
c.example. NS ns1.c.example.
c.example. NS ns2.c.example.
SECTION ADDITIONAL
ns1.c.example. A 192.0.2.7
ns2.c.example. A 192.0.2.8
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
mc.c.example. IN MX
SECTION ANSWER
mc.c.example. IN MX 50 mx.c.example.
SECTION AUTHORITY
c.example. NS ns1.c.example.
c.example. NS ns2.c.example.
SECTION ADDITIONAL
ns1.c.example. A 192.0.2.7
ns2.c.example. A 192.0.2.8
ENTRY_END
RANGE_END
STEP 1 QUERY
ENTRY_BEGIN
REPLY RD DO
SECTION QUESTION
mc.c.example. IN MX
ENTRY_END
; recursion happens here.
STEP 10 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
mc.c.example. IN MX
SECTION ANSWER
mc.c.example. IN MX 50 mx.c.example.
SECTION AUTHORITY
c.example. NS ns1.c.example.
c.example. NS ns2.c.example.
SECTION ADDITIONAL
ns1.c.example. A 192.0.2.7
ns2.c.example. A 192.0.2.8
ENTRY_END
SCENARIO_END

218
testdata/val_nsec3_nods_negcache.rpl vendored Normal file
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@ -0,0 +1,218 @@
; config options
; The island of trust is at example.com
server:
trust-anchor: "example.com. 3600 IN DS 2854 3 1 46e4ffc6e9a4793b488954bd3f0cc6af0dfb201b"
val-override-date: "20070916134226"
stub-zone:
name: "."
stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET.
CONFIG_END
SCENARIO_BEGIN Test validator with NSEC3 with no DS referral from neg cache.
; K.ROOT-SERVERS.NET.
RANGE_BEGIN 0 100
ADDRESS 193.0.14.129
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
. IN NS
SECTION ANSWER
. IN NS K.ROOT-SERVERS.NET.
SECTION ADDITIONAL
K.ROOT-SERVERS.NET. IN A 193.0.14.129
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.sub.example.com. IN A
SECTION AUTHORITY
com. IN NS a.gtld-servers.net.
SECTION ADDITIONAL
a.gtld-servers.net. IN A 192.5.6.30
ENTRY_END
RANGE_END
; a.gtld-servers.net.
RANGE_BEGIN 0 100
ADDRESS 192.5.6.30
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
com. IN NS
SECTION ANSWER
com. IN NS a.gtld-servers.net.
SECTION ADDITIONAL
a.gtld-servers.net. IN A 192.5.6.30
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.sub.example.com. IN A
SECTION AUTHORITY
example.com. IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.4
ENTRY_END
RANGE_END
; ns.example.com.
RANGE_BEGIN 0 100
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
example.com. IN NS
SECTION ANSWER
example.com. IN NS ns.example.com.
example.com. 3600 IN RRSIG NS 3 2 3600 20070926134150 20070829134150 2854 example.com. MC0CFQCN+qHdJxoI/2tNKwsb08pra/G7aAIUAWA5sDdJTbrXA1/3OaesGBAO3sI= ;{id = 2854}
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.4
ns.example.com. 3600 IN RRSIG A 3 3 3600 20070926135752 20070829135752 2854 example.com. MC0CFQCMSWxVehgOQLoYclB9PIAbNP229AIUeH0vNNGJhjnZiqgIOKvs1EhzqAo= ;{id = 2854}
ENTRY_END
; response to DNSKEY priming query
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
example.com. IN DNSKEY
SECTION ANSWER
example.com. 3600 IN DNSKEY 256 3 3 ALXLUsWqUrY3JYER3T4TBJII s70j+sDS/UT2QRp61SE7S3E EXopNXoFE73JLRmvpi/UrOO/Vz4Se 6wXv/CYCKjGw06U4WRgR YXcpEhJROyNapmdIKSx hOzfLVE1gqA0PweZR8d tY3aNQSRn3sPpwJr6Mi /PqQKAMMrZ9ckJpf1+b QMOOvxgzz2U1GS18b3y ZKcgTMEaJzd/GZYzi/B N2DzQ0MsrSwYXfsNLFO Bbs8PJMW4LYIxeeOe6rUgkWOF 7CC9Dh/dduQ1QrsJhmZAEFfd6ByYV+ ;{id = 2854 (zsk), size = 1688b}
example.com. 3600 IN RRSIG DNSKEY 3 2 3600 20070926134802 20070829134802 2854 example.com. MCwCFG1yhRNtTEa3Eno2zhVVuy2EJX3wAhQeLyUp6+UXcpC5qGNu9tkrTEgPUg== ;{id = 2854}
SECTION AUTHORITY
example.com. IN NS ns.example.com.
example.com. 3600 IN RRSIG NS 3 2 3600 20070926134150 20070829134150 2854 example.com. MC0CFQCN+qHdJxoI/2tNKwsb08pra/G7aAIUAWA5sDdJTbrXA1/3OaesGBAO3sI= ;{id = 2854}
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.4
ns.example.com. 3600 IN RRSIG A 3 3 3600 20070926135752 20070829135752 2854 example.com. MC0CFQCMSWxVehgOQLoYclB9PIAbNP229AIUeH0vNNGJhjnZiqgIOKvs1EhzqAo= ;{id = 2854}
ENTRY_END
; response to query of interest
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION AUTHORITY
example.com. IN SOA ns.example.com. hostmaster.example.com. 2007090400 28800 7200 604800 18000
example.com. 3600 IN RRSIG SOA 3 2 3600 20070926135752 20070829135752 2854 example.com. MC0CFQCM6lsu9byZIQ1yYjJmyYfFWM2RWAIUcR5t84r2La824oWCkLjmHXRQlco= ;{id = 2854}
; NODATA response. H(www.example.com.) = s1unhcti19bkdr98fegs0v46mbu3t4m3
s1unhcti19bkdr98fegs0v46mbu3t4m3.example.com. IN NSEC3 1 1 123 aabb00123456bbccdd s1unhcti19bkdr98fegs0v46mbu3t4m4 MX RRSIG
s1unhcti19bkdr98fegs0v46mbu3t4m3.example.com. 3600 IN RRSIG NSEC3 3 3 3600 20070926135752 20070829135752 2854 example.com. MCwCFE/a24nsY2luhQmZjY/ObAIgNSMkAhQWd4MUOUVK55bD6AbMHWrDA0yvEA== ;{id = 2854}
ENTRY_END
; refer to server one down
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.sub.example.com. IN A
SECTION AUTHORITY
sub.example.com. IN NS ns.sub.example.com.
; proof that there is no DS here.
;sub.example.com. 3600 IN DS 2854 DSA 1 be4d46cd7489cce25a31af0dff2968ce0425dd31
;sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926135752 20070829135752 2854 example.com. MC0CFQC1WMTfb25sTgeUEXCFR4+YiJqecwIUc2R/jrO4amyQxovSnld2reg8eyo= ;{id = 2854}
; sub.example.com. -> 8r1f0ieoutlnjc03meng9e3bn2n0o9pd.
8r1f0ieoutlnjc03meng9e3bn2n0o9pd.example.com. IN NSEC3 1 1 123 aabb00123456bbccdd 8r1f0ieoutlnjc03meng9e3bn3n0o9pd NS RRSIG
8r1f0ieoutlnjc03meng9e3bn2n0o9pd.example.com. 3600 IN RRSIG NSEC3 3 3 3600 20070926135752 20070829135752 2854 example.com. MC0CFEC78oZJjqlV6kVyQb4X0o6tsUpUAhUAk+bgth7eeN+aO8ts2+yLSyzSX9g= ;{id = 2854}
SECTION ADDITIONAL
ns.sub.example.com. IN A 1.2.3.10
ENTRY_END
; get DS proof from neg cache
; ENTRY_BEGIN
; MATCH opcode qtype qname
; ADJUST copy_id
; REPLY QR NOERROR
; SECTION QUESTION
; sub.example.com. IN DS
; SECTION AUTHORITY
; ; proof that there is no DS here.
; ;sub.example.com. 3600 IN DS 2854 DSA 1 be4d46cd7489cce25a31af0dff2968ce0425dd31
; ;sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926135752 20070829135752 2854 example.com. MC0CFQC1WMTfb25sTgeUEXCFR4+YiJqecwIUc2R/jrO4amyQxovSnld2reg8eyo= ;{id = 2854}
; ; sub.example.com. -> 8r1f0ieoutlnjc03meng9e3bn2n0o9pd.
; 8r1f0ieoutlnjc03meng9e3bn2n0o9pd.example.com. IN NSEC3 1 1 123 aabb00123456bbccdd 8r1f0ieoutlnjc03meng9e3bn3n0o9pd NS RRSIG
; 8r1f0ieoutlnjc03meng9e3bn2n0o9pd.example.com. 3600 IN RRSIG NSEC3 3 3 3600 20070926135752 20070829135752 2854 example.com. MC0CFEC78oZJjqlV6kVyQb4X0o6tsUpUAhUAk+bgth7eeN+aO8ts2+yLSyzSX9g= ;{id = 2854}
; ENTRY_END
RANGE_END
; ns.sub.example.com.
RANGE_BEGIN 0 100
ADDRESS 1.2.3.10
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR REFUSED
SECTION QUESTION
sub.example.com. IN NS
SECTION ANSWER
ENTRY_END
; response to DNSKEY priming query
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
sub.example.com. IN DNSKEY
SECTION ANSWER
sub.example.com. 3600 IN DNSKEY 256 3 3 ALXLUsWqUrY3JYER3T4TBJII s70j+sDS/UT2QRp61SE7S3E EXopNXoFE73JLRmvpi/UrOO/Vz4Se 6wXv/CYCKjGw06U4WRgR YXcpEhJROyNapmdIKSx hOzfLVE1gqA0PweZR8d tY3aNQSRn3sPpwJr6Mi /PqQKAMMrZ9ckJpf1+b QMOOvxgzz2U1GS18b3y ZKcgTMEaJzd/GZYzi/B N2DzQ0MsrSwYXfsNLFO Bbs8PJMW4LYIxeeOe6rUgkWOF 7CC9Dh/dduQ1QrsJhmZAEFfd6ByYV+ ;{id = 2854 (zsk), size = 1688b}
sub.example.com. 3600 IN RRSIG DNSKEY 3 3 3600 20070926135752 20070829135752 2854 sub.example.com. MCwCFBznBTYM/SrdUnjQdBnLtRO79KAaAhQReG5nRuL7Xsdf6D0KKwPa1GpWyQ== ;{id = 2854}
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.sub.example.com. IN A
SECTION ANSWER
www.sub.example.com. IN A 1.2.3.123
www.sub.example.com. 3600 IN RRSIG A 3 4 3600 20070926135752 20070829135752 2854 sub.example.com. MC0CFEExteiCsLkRi/md6o5K8BhRJAKFAhUAgg2tkvwaDn8Xbm9q+5xnjvgIB8k= ;{id = 2854}
ENTRY_END
RANGE_END
STEP 1 QUERY
ENTRY_BEGIN
REPLY RD DO
SECTION QUESTION
www.sub.example.com. IN A
ENTRY_END
; recursion happens here.
STEP 10 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
www.sub.example.com. IN A
SECTION ANSWER
www.sub.example.com. IN A 1.2.3.123
www.sub.example.com. 3600 IN RRSIG A 3 4 3600 20070926135752 20070829135752 2854 sub.example.com. MC0CFEExteiCsLkRi/md6o5K8BhRJAKFAhUAgg2tkvwaDn8Xbm9q+5xnjvgIB8k= ;{id = 2854}
SECTION AUTHORITY
SECTION ADDITIONAL
ENTRY_END
SCENARIO_END

3
validator/val_neg.c
View file

@ -1094,7 +1094,8 @@ void val_neg_addreferral(struct val_neg_cache* neg, struct reply_info* rep,
/* insert the NSECs */ /* insert the NSECs */
for(i=rep->an_numrrsets; i< rep->an_numrrsets+rep->ns_numrrsets; i++){ for(i=rep->an_numrrsets; i< rep->an_numrrsets+rep->ns_numrrsets; i++){
if(ntohs(rep->rrsets[i]->rk.type) != LDNS_RR_TYPE_NSEC) if(ntohs(rep->rrsets[i]->rk.type) != LDNS_RR_TYPE_NSEC &&
ntohs(rep->rrsets[i]->rk.type) != LDNS_RR_TYPE_NSEC3)
continue; continue;
if(!dname_subdomain_c(rep->rrsets[i]->rk.dname, if(!dname_subdomain_c(rep->rrsets[i]->rk.dname,
zone->name)) continue; zone->name)) continue;