8896e7d841
can not recurse further and it finds the delegation in a state
where it would otherwise have rejected it outhand if so received
from a cache lookup, then it can try to ask higherup (with loop
protection).
- Fix comments in iter_utils:dp_is_useless.
git-svn-id: https://unbound.nlnetlabs.nl/svn/trunk@2114 be551aaa-1e26-0410-a405-d3ace91eadb9
167 lines
2.7 KiB
Plaintext
167 lines
2.7 KiB
Plaintext
; config options
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server:
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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 parent-child dichotomy where dp turns useless
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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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; data for ns-crap does not exist.
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ENTRY_BEGIN
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MATCH opcode qname
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ADJUST copy_id copy_query
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REPLY QR NXDOMAIN
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SECTION QUESTION
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ns-crap. IN NS
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SECTION AUTHORITY
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; very short TTL so it'll expire.
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. 2 SOA . . 1 2 3 4 5
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SECTION ADDITIONAL
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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 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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com. IN NS
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SECTION ANSWER
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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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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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; very short TTL so it can time out quickly.
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example.com. 2 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 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-crap.
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SECTION ADDITIONAL
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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 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. 2 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
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SECTION QUESTION
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example.com. IN NS
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ENTRY_END
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STEP 10 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all
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REPLY QR RD RA 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-crap.
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SECTION AUTHORITY
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SECTION ADDITIONAL
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ENTRY_END
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STEP 20 QUERY
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ENTRY_BEGIN
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REPLY RD
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SECTION QUESTION
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www.example.com. IN A
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ENTRY_END
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STEP 30 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all
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REPLY QR RD RA 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. 2 IN A 10.20.30.40
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ENTRY_END
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; parent side stuff times out
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STEP 40 TIME_PASSES ELAPSE 5.0
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; actual retry logic must fire
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STEP 50 QUERY
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ENTRY_BEGIN
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REPLY RD
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SECTION QUESTION
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www.example.com. IN A
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ENTRY_END
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STEP 60 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all
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REPLY QR RD RA 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. 2 IN A 10.20.30.40
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ENTRY_END
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SCENARIO_END
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