- Test that unbound can handle a CNAME at an intermediate node in

  the chain of trust (where it seeks a DS record).

git-svn-id: file:///svn/unbound/trunk@2803 be551aaa-1e26-0410-a405-d3ace91eadb9

diff --git a/doc/Changelog b/doc/Changelog
index 1d62abf5140da319380d6d8450904eb428cf2ed1..c4fb0caef8c749c912d2286169586fc438226645 100644 (file)
--- a/doc/Changelog
+++ b/doc/Changelog
@@ -1,5 +1,7 @@
 3 January 2013: Wouter
        - Test that unbound-control checks client credentials.
+       - Test that unbound can handle a CNAME at an intermediate node in
+         the chain of trust (where it seeks a DS record).
 
 2 January 2013: Wouter
        - Fix openssl lock free on exit (reported by Robert Fleischman).

diff --git a/testdata/val_ds_cnamesub.rpl b/testdata/val_ds_cnamesub.rpl
new file mode 100644 (file)
index 0000000..a147b93
--- /dev/null
+++ b/testdata/val_ds_cnamesub.rpl
@@ -0,0 +1,275 @@
+; 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"
+
+stub-zone:
+       name: "."
+       stub-addr: 193.0.14.129         # K.ROOT-SERVERS.NET.
+CONFIG_END
+
+SCENARIO_BEGIN Test validator with CNAME response to DS in chain of trust
+; the CNAME is at a nonempty nonterminal name in the parent zone.
+
+; 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
+
+ENTRY_BEGIN
+MATCH opcode subdomain
+ADJUST copy_id copy_query
+REPLY QR NOERROR
+SECTION QUESTION
+net. IN A
+SECTION AUTHORITY
+net.   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
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+ns.example.com. IN AAAA
+SECTION ANSWER
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode subdomain
+ADJUST copy_id copy_query
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.net. IN A
+SECTION AUTHORITY
+example.net. IN NS ns.example.net.
+SECTION ADDITIONAL
+ns.example.net. IN A 1.2.3.6
+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
+ns.example.com. IN AAAA
+SECTION ANSWER
+; not legal NOERROR/NODATA response, but leniently accepted (not validated)
+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}
+;example.com. IN SOA alfa.ns.example.com.cz. hostmaster.example.com. 2010030800 10800 86400 604800 86400
+;example.com.  3600    IN      RRSIG   SOA 3 2 3600 20070926134150 20070829134150 2854 example.com. ADsxLOHjxFzwFmwIiGOubqD9nKWAp4RccRIXQ0+EAUGfSDZMCB0ZiFA= ;{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
+
+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 DS query for a.example.com, a CNAME
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+a.example.com. IN DS
+SECTION ANSWER
+a.example.com. IN CNAME zzz.example.net.
+a.example.com. 3600    IN      RRSIG   CNAME 3 3 3600 20070926134150 20070829134150 2854 example.com. AKM6/j6yowuwqbazKzi4fEsavcLwXo3PjglhH9KD68ANZOrdN9y1ZCc=
+SECTION AUTHORITY
+SECTION ADDITIONAL
+ENTRY_END
+
+; response to DS query for sub.a.example.com.
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+sub.a.example.com. IN DS
+SECTION ANSWER
+sub.a.example.com.     3600    IN      DS      57024 7 1 e54100bff773a794854808694c5d217267a53649
+sub.a.example.com.     3600    IN      RRSIG   DS 3 4 3600 20070926134150 20070829134150 2854 example.com. ALHDGmpgZlXnAb54z4FbBKw/9nXVBdosG0UCEuh4qU7Lm/fs5Dv9aJw=
+SECTION AUTHORITY
+SECTION ADDITIONAL
+ENTRY_END
+
+; delegation down
+ENTRY_BEGIN
+MATCH opcode subdomain
+ADJUST copy_id copy_query
+REPLY QR NOERROR
+SECTION QUESTION
+sub.a.example.com. IN NS
+SECTION ANSWER
+SECTION AUTHORITY
+sub.a.example.com.     3600    IN      DS      57024 7 1 e54100bff773a794854808694c5d217267a53649
+sub.a.example.com.     3600    IN      RRSIG   DS 3 4 3600 20070926134150 20070829134150 2854 example.com. ALHDGmpgZlXnAb54z4FbBKw/9nXVBdosG0UCEuh4qU7Lm/fs5Dv9aJw=
+sub.a.example.com. IN NS ns.sub.a.example.com.
+SECTION ADDITIONAL
+ns.sub.a.example.com. IN A 1.2.3.5
+ENTRY_END
+RANGE_END
+
+; ns.sub.a.example.com.
+RANGE_BEGIN 0 100
+       ADDRESS 1.2.3.5
+
+; DNSKEY query
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+sub.a.example.com. IN DNSKEY
+SECTION ANSWER
+sub.a.example.com.     3600    IN      DNSKEY  257 3 7 AwEAAbvre/wK/WVeoj0SiwVkTD+NefvHPru9YIqLWY0m+0E5NYOpJZdc+PGQQYRzFNOlugVZtFirmv5Lmz7GNiASXtG/IFi//SlE30DxEKQOjt2F6qSZTZ1nZ5XOIMGTwWyp4OoI0egk5JavC5mQbyXqcj82ywt6F5Z3CmnThVl6MtOv ;{id = 57024 (ksk), size = 1024b}
+sub.a.example.com.     3600    IN      RRSIG   DNSKEY 7 4 3600 20070926134150 20070829134150 57024 sub.a.example.com. TB3rkkPBD/ESQR9WBpfq2aV+2howI+EJq2+om2EI6PiemQOdpN6ovLvKwCILb0LOsTEFfPpAvRCOuDzRC24sJqBgWpZ4xLxMTcQJ8hMvv7rIUfZotDPO2JYNHSRmpeQLuDGA6P+AtJLYIr7yfOltJmJ0aCJxy3Fm9RQxJxHVbEQ=
+SECTION AUTHORITY
+SECTION ADDITIONAL
+ENTRY_END
+
+; query of interest
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+www.sub.a.example.com. IN A
+SECTION ANSWER
+www.sub.a.example.com. IN A 10.20.30.40
+www.sub.a.example.com. 3600    IN      RRSIG   A 7 5 3600 20070926134150 20070829134150 57024 sub.a.example.com. az44R7VbfooRtaSOO65W+GP4K/fHlIcKMkF/z3LVvDXOdCK+zuYPJycBCYljH5cAhslMXgDeHMOWdcPhKIZ3EjykYUJIGlMckVIMobBieFKFhIX9r/bRpT0vlsCF2YKbmvyjpeRF/sIg2iSNMf/s6wxpZq02Kq6yuHtUEqgx7uA=
+SECTION AUTHORITY
+SECTION ADDITIONAL
+ENTRY_END
+
+RANGE_END
+
+; ns.example.net.
+RANGE_BEGIN 0 100
+       ADDRESS 1.2.3.6
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+zzz.example.net. IN DS
+SECTION ANSWER
+SECTION AUTHORITY
+example.net. IN SOA root. host. 1 2 3 4 5
+SECTION ADDITIONAL
+ENTRY_END
+RANGE_END
+
+
+STEP 1 QUERY
+ENTRY_BEGIN
+REPLY RD DO
+SECTION QUESTION
+www.sub.a.example.com. IN A
+ENTRY_END
+
+; recursion happens here.
+STEP 10 CHECK_ANSWER
+ENTRY_BEGIN
+MATCH all
+REPLY QR RD RA AD NOERROR
+SECTION QUESTION
+www.sub.a.example.com. IN A
+SECTION ANSWER
+www.sub.a.example.com.  3600    IN      A       10.20.30.40
+www.sub.a.example.com.  3600    IN      RRSIG   A 7 5 3600 20070926134150 20070829134150 57024 sub.a.example.com. az44R7VbfooRtaSOO65W+GP4K/fHlIcKMkF/z3LVvDXOdCK+zuYPJycBCYljH5cAhslMXgDeHMOWdcPhKIZ3EjykYUJIGlMckVIMobBieFKFhIX9r/bRpT0vlsCF2YKbmvyjpeRF/sIg2iSNMf/s6wxpZq02Kq6yuHtUEqgx7uA=
+ENTRY_END
+
+SCENARIO_END