From 6cb75924d947f41dd92c0f8580d318431be90bbd Mon Sep 17 00:00:00 2001 From: Wouter Wijngaards Date: Tue, 2 Jan 2018 09:48:22 +0000 Subject: [PATCH] - Fix that DS queries with referral replies are answered straight away, without a repeat query picking the DS from cache. The correct reply should have been an answer, the reply is fixed by the scrubber to have the answer in the answer section. git-svn-id: file:///svn/unbound/trunk@4430 be551aaa-1e26-0410-a405-d3ace91eadb9 --- doc/Changelog | 6 + iterator/iter_scrub.c | 18 +++ testdata/iter_ds_referral.rpl | 213 ++++++++++++++++++++++++++++++++ testdata/iter_ds_reply.rpl | 225 ++++++++++++++++++++++++++++++++++ 4 files changed, 462 insertions(+) create mode 100644 testdata/iter_ds_referral.rpl create mode 100644 testdata/iter_ds_reply.rpl diff --git a/doc/Changelog b/doc/Changelog index 0e0a82c4a..9036882eb 100644 --- a/doc/Changelog +++ b/doc/Changelog @@ -1,3 +1,9 @@ +2 January 2017: Wouter + - Fix that DS queries with referral replies are answered straight + away, without a repeat query picking the DS from cache. + The correct reply should have been an answer, the reply is fixed + by the scrubber to have the answer in the answer section. + 15 December 2017: Wouter - Fix timestamp failure because of clang optimizer failure, by disabling -O2 when the compiler --version is clang. diff --git a/iterator/iter_scrub.c b/iterator/iter_scrub.c index 1bee85c0b..12580dcdb 100644 --- a/iterator/iter_scrub.c +++ b/iterator/iter_scrub.c @@ -503,6 +503,24 @@ scrub_normalize(sldns_buffer* pkt, struct msg_parse* msg, continue; } } + /* if this is type DS and we query for type DS we just got + * a referral answer for our type DS query, fix packet */ + if(rrset->type==LDNS_RR_TYPE_DS && + qinfo->qtype == LDNS_RR_TYPE_DS && + dname_pkt_compare(pkt, qinfo->qname, rrset->dname) == 0) { + rrset->section = LDNS_SECTION_ANSWER; + msg->ancount = rrset->rr_count + rrset->rrsig_count; + msg->nscount = 0; + msg->arcount = 0; + msg->an_rrsets = 1; + msg->ns_rrsets = 0; + msg->ar_rrsets = 0; + msg->rrset_count = 1; + msg->rrset_first = rrset; + msg->rrset_last = rrset; + rrset->rrset_all_next = NULL; + return 1; + } mark_additional_rrset(pkt, msg, rrset); prev = rrset; rrset = rrset->rrset_all_next; diff --git a/testdata/iter_ds_referral.rpl b/testdata/iter_ds_referral.rpl new file mode 100644 index 000000000..e320942d6 --- /dev/null +++ b/testdata/iter_ds_referral.rpl @@ -0,0 +1,213 @@ +; 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" + target-fetch-policy: "0 0 0 0 0" + fake-sha1: yes + trust-anchor-signaling: no + +stub-zone: + name: "." + stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET. +CONFIG_END + +SCENARIO_BEGIN Test iterator with DS query and referral reply + +; 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 subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +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 subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +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 DSA 2 3600 20070926134150 20070829134150 2854 example.com. MCwCFBQRtlR4BEv9ohi+PGFjp+AHsJuHAhRCvz0shggvnvI88DFnBDCczHUcVA== ;{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 + +; note, no specific DS answer here, it replies with the referral for +; the type DS query + +; response for delegation to sub.example.com. +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +sub.example.com. IN A +SECTION ANSWER +SECTION AUTHORITY +sub.example.com. IN NS ns.sub.example.com. +sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926134150 20070829134150 2854 example.com. MCwCFCW3ix0GD4BSvNLWIbROCJt5DAW9AhRt/kg9kBKJ20UBUdumrBUHqnskdA== ;{id = 2854} +SECTION ADDITIONAL +ns.sub.example.com. IN A 1.2.3.6 +ENTRY_END + +RANGE_END + +; ns.sub.example.com. +RANGE_BEGIN 0 100 + ADDRESS 1.2.3.6 +ENTRY_BEGIN +MATCH opcode qtype qname +ADJUST copy_id +REPLY QR NOERROR +SECTION QUESTION +sub.example.com. IN NS +SECTION ANSWER +sub.example.com. IN NS ns.sub.example.com. +sub.example.com. 3600 IN RRSIG NS 5 3 3600 20070926134150 20070829134150 30899 sub.example.com. wcpHeBILHfo8C9uxMhcW03gcURZeUffiKdSTb50ZjzTHgMNhRyMfpcvSpXEd9548A9UTmWKeLZChfr5Z/glONw== ;{id = 30899} +SECTION ADDITIONAL +ns.sub.example.com. IN A 1.2.3.6 +ns.sub.example.com. 3600 IN RRSIG A 5 4 3600 20070926134150 20070829134150 30899 sub.example.com. UF7shD/gt1FOp2UHgLTNbPzVykklSXFMEtJ1xD+Hholwf/PIzd7zoaIttIYibNa4fUXCqMg22H9P7MRhfmFe6g== ;{id = 30899} +ENTRY_END + +; response to DNSKEY priming query +; sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +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 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +sub.example.com. 3600 IN RRSIG DNSKEY 5 3 3600 20070926134150 20070829134150 30899 sub.example.com. uNGp99iznjD7oOX02XnQbDnbg75UwBHRvZSKYUorTKvPUnCWMHKdRsQ+mf+Fx3GZ+Fz9BVjoCmQqpnfgXLEYqw== ;{id = 30899} +SECTION AUTHORITY +sub.example.com. IN NS ns.sub.example.com. +sub.example.com. 3600 IN RRSIG NS 5 3 3600 20070926134150 20070829134150 30899 sub.example.com. wcpHeBILHfo8C9uxMhcW03gcURZeUffiKdSTb50ZjzTHgMNhRyMfpcvSpXEd9548A9UTmWKeLZChfr5Z/glONw== ;{id = 30899} +SECTION ADDITIONAL +ns.sub.example.com. IN A 1.2.3.6 +ns.sub.example.com. 3600 IN RRSIG A 5 4 3600 20070926134150 20070829134150 30899 sub.example.com. UF7shD/gt1FOp2UHgLTNbPzVykklSXFMEtJ1xD+Hholwf/PIzd7zoaIttIYibNa4fUXCqMg22H9P7MRhfmFe6g== ;{id = 30899} +ENTRY_END + +; response to A query +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 11.11.11.11 +www.sub.example.com. 3600 IN RRSIG A 5 4 3600 20070926134150 20070829134150 30899 sub.example.com. 0DqqRfRtm7VSEQ4mmBbzrKRqQAay3JAE8DPDGmjtokrrjN9F1G/HxozDV7bjdIh2EChlQea8FPwf/GepJMUVxg== ;{id = 30899} +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END + +; something for wrong type DS query here +ENTRY_BEGIN +MATCH opcode qtype qname +ADJUST copy_id +REPLY QR REFUSED +SECTION QUESTION +sub.example.com. IN DS +SECTION ANSWER +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END +RANGE_END + +STEP 1 QUERY +ENTRY_BEGIN +REPLY RD DO +SECTION QUESTION +sub.example.com. IN DS +ENTRY_END + +; recursion happens here. +STEP 10 CHECK_ANSWER +ENTRY_BEGIN +MATCH all +REPLY QR RD RA AD DO NOERROR +SECTION QUESTION +sub.example.com. IN DS +SECTION ANSWER +sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926134150 20070829134150 2854 example.com. MCwCFCW3ix0GD4BSvNLWIbROCJt5DAW9AhRt/kg9kBKJ20UBUdumrBUHqnskdA== ;{id = 2854} +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END + +SCENARIO_END diff --git a/testdata/iter_ds_reply.rpl b/testdata/iter_ds_reply.rpl new file mode 100644 index 000000000..ea2b69de2 --- /dev/null +++ b/testdata/iter_ds_reply.rpl @@ -0,0 +1,225 @@ +; 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" + target-fetch-policy: "0 0 0 0 0" + fake-sha1: yes + trust-anchor-signaling: no + +stub-zone: + name: "." + stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET. +CONFIG_END + +SCENARIO_BEGIN Test iterator with DS query and answer reply + +; 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 subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +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 subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +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 DSA 2 3600 20070926134150 20070829134150 2854 example.com. MCwCFBQRtlR4BEv9ohi+PGFjp+AHsJuHAhRCvz0shggvnvI88DFnBDCczHUcVA== ;{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 + +; DS gets an answer from the authoritative server +; (like NSD 4.1.0 answers it) +ENTRY_BEGIN +MATCH opcode qtype qname +ADJUST copy_id +REPLY QR AA NOERROR +SECTION QUESTION +sub.example.com. IN DS +SECTION ANSWER +sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926134150 20070829134150 2854 example.com. MCwCFCW3ix0GD4BSvNLWIbROCJt5DAW9AhRt/kg9kBKJ20UBUdumrBUHqnskdA== ;{id = 2854} +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END + +; response for delegation to sub.example.com. +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +sub.example.com. IN A +SECTION ANSWER +SECTION AUTHORITY +sub.example.com. IN NS ns.sub.example.com. +sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926134150 20070829134150 2854 example.com. MCwCFCW3ix0GD4BSvNLWIbROCJt5DAW9AhRt/kg9kBKJ20UBUdumrBUHqnskdA== ;{id = 2854} +SECTION ADDITIONAL +ns.sub.example.com. IN A 1.2.3.6 +ENTRY_END + +RANGE_END + +; ns.sub.example.com. +RANGE_BEGIN 0 100 + ADDRESS 1.2.3.6 +ENTRY_BEGIN +MATCH opcode qtype qname +ADJUST copy_id +REPLY QR NOERROR +SECTION QUESTION +sub.example.com. IN NS +SECTION ANSWER +sub.example.com. IN NS ns.sub.example.com. +sub.example.com. 3600 IN RRSIG NS 5 3 3600 20070926134150 20070829134150 30899 sub.example.com. wcpHeBILHfo8C9uxMhcW03gcURZeUffiKdSTb50ZjzTHgMNhRyMfpcvSpXEd9548A9UTmWKeLZChfr5Z/glONw== ;{id = 30899} +SECTION ADDITIONAL +ns.sub.example.com. IN A 1.2.3.6 +ns.sub.example.com. 3600 IN RRSIG A 5 4 3600 20070926134150 20070829134150 30899 sub.example.com. UF7shD/gt1FOp2UHgLTNbPzVykklSXFMEtJ1xD+Hholwf/PIzd7zoaIttIYibNa4fUXCqMg22H9P7MRhfmFe6g== ;{id = 30899} +ENTRY_END + +; response to DNSKEY priming query +; sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +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 5 AQPQ41chR9DEHt/aIzIFAqanbDlRflJoRs5yz1jFsoRIT7dWf0r+PeDuewdxkszNH6wnU4QL8pfKFRh5PIYVBLK3 ;{id = 30899 (zsk), size = 512b} +sub.example.com. 3600 IN RRSIG DNSKEY 5 3 3600 20070926134150 20070829134150 30899 sub.example.com. uNGp99iznjD7oOX02XnQbDnbg75UwBHRvZSKYUorTKvPUnCWMHKdRsQ+mf+Fx3GZ+Fz9BVjoCmQqpnfgXLEYqw== ;{id = 30899} +SECTION AUTHORITY +sub.example.com. IN NS ns.sub.example.com. +sub.example.com. 3600 IN RRSIG NS 5 3 3600 20070926134150 20070829134150 30899 sub.example.com. wcpHeBILHfo8C9uxMhcW03gcURZeUffiKdSTb50ZjzTHgMNhRyMfpcvSpXEd9548A9UTmWKeLZChfr5Z/glONw== ;{id = 30899} +SECTION ADDITIONAL +ns.sub.example.com. IN A 1.2.3.6 +ns.sub.example.com. 3600 IN RRSIG A 5 4 3600 20070926134150 20070829134150 30899 sub.example.com. UF7shD/gt1FOp2UHgLTNbPzVykklSXFMEtJ1xD+Hholwf/PIzd7zoaIttIYibNa4fUXCqMg22H9P7MRhfmFe6g== ;{id = 30899} +ENTRY_END + +; response to A query +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 11.11.11.11 +www.sub.example.com. 3600 IN RRSIG A 5 4 3600 20070926134150 20070829134150 30899 sub.example.com. 0DqqRfRtm7VSEQ4mmBbzrKRqQAay3JAE8DPDGmjtokrrjN9F1G/HxozDV7bjdIh2EChlQea8FPwf/GepJMUVxg== ;{id = 30899} +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END + +; something for wrong type DS query here +ENTRY_BEGIN +MATCH opcode qtype qname +ADJUST copy_id +REPLY QR REFUSED +SECTION QUESTION +sub.example.com. IN DS +SECTION ANSWER +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END +RANGE_END + +STEP 1 QUERY +ENTRY_BEGIN +REPLY RD DO +SECTION QUESTION +sub.example.com. IN DS +ENTRY_END + +; recursion happens here. +STEP 10 CHECK_ANSWER +ENTRY_BEGIN +MATCH all +REPLY QR RD RA AD DO NOERROR +SECTION QUESTION +sub.example.com. IN DS +SECTION ANSWER +sub.example.com. 3600 IN DS 30899 RSASHA1 1 f7ed618f24d5e5202927e1d27bc2e84a141cb4b3 +sub.example.com. 3600 IN RRSIG DS 3 3 3600 20070926134150 20070829134150 2854 example.com. MCwCFCW3ix0GD4BSvNLWIbROCJt5DAW9AhRt/kg9kBKJ20UBUdumrBUHqnskdA== ;{id = 2854} +SECTION AUTHORITY +SECTION ADDITIONAL +ENTRY_END + +SCENARIO_END -- 2.47.3