mirror of
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160 lines
3.3 KiB
Text
160 lines
3.3 KiB
Text
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# config
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server:
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send-client-subnet: 1.2.3.4
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max-client-subnet-ipv4: 17
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module-config: "subnetcache iterator"
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qname-minimisation: no
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minimal-responses: yes
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target-fetch-policy: "0 0 0 0 0"
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stub-zone:
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name: "."
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stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET.
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CONFIG_END
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SCENARIO_BEGIN Test subnet with no edns subnet support but it is refused
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; The query is sent to a server that does not reply with the edns-subnet
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; option. The upstream server sends rcode refused. That results in a
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; NULL return_msg.
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; K.ROOT-SERVERS.NET.
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RANGE_BEGIN 0 100
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ADDRESS 193.0.14.129
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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REPLY QR NOERROR
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SECTION QUESTION
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. IN NS
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SECTION ANSWER
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. IN NS K.ROOT-SERVERS.NET.
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SECTION ADDITIONAL
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K.ROOT-SERVERS.NET. IN A 193.0.14.129
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ENTRY_END
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ENTRY_BEGIN
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MATCH opcode subdomain
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ADJUST copy_id copy_query
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REPLY QR NOERROR
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SECTION QUESTION
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com. IN NS
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SECTION AUTHORITY
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com. IN NS a.gtld-servers.net.
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SECTION ADDITIONAL
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a.gtld-servers.net. IN A 192.5.6.30
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ENTRY_END
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RANGE_END
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; a.gtld-servers.net.
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RANGE_BEGIN 0 100
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ADDRESS 192.5.6.30
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ENTRY_BEGIN
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MATCH opcode subdomain
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ADJUST copy_id copy_query
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REPLY QR NOERROR
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SECTION QUESTION
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example.com. IN NS
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SECTION AUTHORITY
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example.com. IN NS ns.example.com.
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SECTION ADDITIONAL
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ns.example.com. IN A 1.2.3.4
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ENTRY_END
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RANGE_END
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; ns.example.com.
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RANGE_BEGIN 0 100
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ADDRESS 1.2.3.4
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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REPLY QR AA NOERROR
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SECTION QUESTION
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example.com. IN NS
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SECTION ANSWER
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example.com. IN NS ns.example.com.
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ENTRY_END
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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REPLY QR AA NOERROR
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SECTION QUESTION
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ns.example.com. IN A
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SECTION ANSWER
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ns.example.com. IN A 1.2.3.4
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ENTRY_END
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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REPLY QR AA NOERROR
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SECTION QUESTION
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ns.example.com. IN AAAA
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SECTION ANSWER
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SECTION AUTHORITY
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example.com. IN SOA ns.example.com. host.example.com. 4 86400 3600 86400 3600
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ENTRY_END
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; This matches the no EDNS subnet info queries that are made for the
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; fallback without subnet. The answer is refused.
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ENTRY_BEGIN
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MATCH opcode qtype qname ednsdata
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ADJUST copy_id
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REPLY QR AA REFUSED
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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;www.example.com. IN A 10.20.30.40
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ENTRY_END
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; This matches the initial query with edns subnet in the query,
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; the answer has no edns subnet in the reply.
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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REPLY QR AA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.40
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ENTRY_END
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RANGE_END
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STEP 1 QUERY
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;ENTRY_BEGIN
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;REPLY RD DO
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;SECTION QUESTION
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;www.example.com. IN A
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; but send this query with subnet scope zero in the query, because that
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; makes the reply possibly get stored in the cache.
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;
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; query with subnet 0.0.0.0/0.
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 08
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00 08 00 04 ; OPC, optlen
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00 01 00 00 ; ip4, scope 0, source 0
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;0.0.0.0/0
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HEX_ANSWER_END
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ENTRY_END
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; recursion happens here.
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STEP 10 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA DO SERVFAIL
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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;www.example.com. IN A 10.20.30.40
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ENTRY_END
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SCENARIO_END
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