diff options
Diffstat (limited to 'lib/layer/test.integr/iter_cname_length.rpl')
| -rw-r--r-- | lib/layer/test.integr/iter_cname_length.rpl | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/lib/layer/test.integr/iter_cname_length.rpl b/lib/layer/test.integr/iter_cname_length.rpl new file mode 100644 index 0000000..39f48a8 --- /dev/null +++ b/lib/layer/test.integr/iter_cname_length.rpl @@ -0,0 +1,226 @@ +do-ip6: no +; config options +; SPDX-License-Identifier: GPL-3.0-or-later + stub-addr: 193.0.14.129 # k.root-servers.net. +CONFIG_END + +SCENARIO_BEGIN Test restriction on CNAME chain length. + + +; k.root-servers.net. +RANGE_BEGIN 0 100 + ADDRESS 193.0.14.129 + +ENTRY_BEGIN +MATCH opcode qname +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +n1.tld. IN NS +SECTION ANSWER +n1.tld. IN CNAME n2.tld. +n2.tld. IN CNAME n3.tld. +n3.tld. IN CNAME n4.tld. +n4.tld. IN CNAME n5.tld. +n5.tld. IN CNAME n6.tld. +n6.tld. IN CNAME n7.sub. +SECTION AUTHORITY +sub. IN NS ns.sub. +SECTION ADDITIONAL +ns.sub. IN A 194.0.14.1 +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +n2.tld. IN NS +SECTION ANSWER +n2.tld. IN CNAME n3.tld. +n3.tld. IN CNAME n4.tld. +n4.tld. IN CNAME n5.tld. +n5.tld. IN CNAME n6.tld. +n6.tld. IN CNAME n7.sub. +SECTION AUTHORITY +sub. IN NS ns.sub. +SECTION ADDITIONAL +ns.sub. IN A 194.0.14.1 +ENTRY_END + + +; empty non-terminal for query name minimization +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR AA NOERROR +SECTION QUESTION +tld. IN NS +SECTION ANSWER +ENTRY_END + + + +; sub. subdomains +ENTRY_BEGIN +MATCH opcode subdomain +ADJUST copy_id copy_query +REPLY QR NOERROR +SECTION QUESTION +sub. IN NS +SECTION AUTHORITY +sub. IN NS ns.sub. +SECTION ADDITIONAL +ns.sub. IN A 194.0.14.1 +ENTRY_END + +RANGE_END + + +; ns.sub. +RANGE_BEGIN 0 100 + ADDRESS 194.0.14.1 + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA NOERROR +SECTION QUESTION +ns.sub. IN A +SECTION ANSWER +ns.sub. IN A 194.0.14.1 +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA NOERROR +SECTION QUESTION +ns.sub. IN AAAA +SECTION ANSWER +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA NOERROR +SECTION QUESTION +n7.sub. IN A +SECTION ANSWER +n7.sub. IN CNAME n8.sub. +n8.sub. IN CNAME n9.sub. +n9.sub. IN CNAME n10.sub. +n10.sub. IN CNAME n11.sub. +n11.sub. IN CNAME n12.sub. +n12.sub. IN CNAME n13.sub. +n13.sub. IN CNAME n14.sub. +n14.sub. IN A 198.18.0.1 +ENTRY_END + +ENTRY_BEGIN +MATCH opcode qname qtype +ADJUST copy_id +REPLY QR AA NOERROR +SECTION QUESTION +loop7.sub. IN A +SECTION ANSWER +loop7.sub. IN CNAME loop8.sub. +loop8.sub. IN CNAME loop9.sub. +loop9.sub. IN CNAME loop10.sub. +loop10.sub. IN CNAME loop11.sub. +; loop11 -> loop7 -> ... -> loop11 +loop11.sub. IN CNAME loop7.sub. +loop12.sub. IN CNAME loop13.sub. +loop13.sub. IN CNAME loop14.sub. +loop14.sub. IN A 198.18.0.1 +ENTRY_END + +RANGE_END + +; maximum allowed chain length +STEP 10 QUERY +ENTRY_BEGIN +REPLY RD +SECTION QUESTION +n2.tld. IN A +ENTRY_END + +STEP 11 CHECK_ANSWER +ENTRY_BEGIN +MATCH all +REPLY QR RD RA NOERROR +SECTION QUESTION +n2.tld. IN A +SECTION ANSWER +n2.tld. IN CNAME n3.tld. +n3.tld. IN CNAME n4.tld. +n4.tld. IN CNAME n5.tld. +n5.tld. IN CNAME n6.tld. +n6.tld. IN CNAME n7.sub. +n7.sub. IN CNAME n8.sub. +n8.sub. IN CNAME n9.sub. +n9.sub. IN CNAME n10.sub. +n10.sub. IN CNAME n11.sub. +n11.sub. IN CNAME n12.sub. +n12.sub. IN CNAME n13.sub. +n13.sub. IN CNAME n14.sub. +n14.sub. IN A 198.18.0.1 +ENTRY_END + + +; too long CNAME chain across two zones +STEP 20 QUERY +ENTRY_BEGIN +REPLY RD +SECTION QUESTION +n1.tld. IN A +ENTRY_END + +STEP 21 CHECK_ANSWER +ENTRY_BEGIN +MATCH all +REPLY QR RD RA SERVFAIL +SECTION QUESTION +n1.tld. IN A +SECTION ANSWER +n1.tld. IN CNAME n2.tld. +n2.tld. IN CNAME n3.tld. +n3.tld. IN CNAME n4.tld. +n4.tld. IN CNAME n5.tld. +n5.tld. IN CNAME n6.tld. +n6.tld. IN CNAME n7.sub. +n7.sub. IN CNAME n8.sub. +n8.sub. IN CNAME n9.sub. +n9.sub. IN CNAME n10.sub. +n10.sub. IN CNAME n11.sub. +n11.sub. IN CNAME n12.sub. +n12.sub. IN CNAME n13.sub. +n13.sub. IN CNAME n14.sub. +; This chain is too long (> 13): +; n14.sub. IN A 198.18.0.1 +ENTRY_END + + +; CNAME loop detection +STEP 30 QUERY +ENTRY_BEGIN +REPLY RD +SECTION QUESTION +loop7.sub. IN A +ENTRY_END + +STEP 31 CHECK_ANSWER +ENTRY_BEGIN +MATCH all +REPLY QR RD RA SERVFAIL +SECTION QUESTION +loop7.sub. IN A +SECTION ANSWER +loop7.sub. IN CNAME loop8.sub. +loop8.sub. IN CNAME loop9.sub. +loop9.sub. IN CNAME loop10.sub. +loop10.sub. IN CNAME loop11.sub. +loop11.sub. IN CNAME loop7.sub. +ENTRY_END + +SCENARIO_END |