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Fixup Richard Doty reported lameness detection fault.

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git-svn-id: file:///svn/unbound/trunk@1111 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards
2008-06-09 08:29:59 +00:00
parent 1dec098624
commit 8527bd4aff
3 changed files with 174 additions and 5 deletions
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testdata/iter_lame_noaa.rpl
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; config options
stub-zone:
name: "."
stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET.
CONFIG_END
SCENARIO_BEGIN Test lame detection if AA bit is omitted
; the query is answered with a reply that has
; no AA bit
; no SOA record
; noanswer/noerror
; NS record in there which is not a down delegation (==).
; the query is not sent to a forward zone
STEP 10 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.example.com. IN A
ENTRY_END
; root prime is sent
STEP 20 CHECK_OUT_QUERY
ENTRY_BEGIN
MATCH qname qtype opcode
SECTION QUESTION
. IN NS
ENTRY_END
STEP 30 REPLY
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA 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
; query sent to root server
STEP 40 CHECK_OUT_QUERY
ENTRY_BEGIN
MATCH qname qtype opcode
SECTION QUESTION
www.example.com. IN A
ENTRY_END
STEP 50 REPLY
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.example.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
; query sent to .com server
STEP 60 CHECK_OUT_QUERY
ENTRY_BEGIN
MATCH qname qtype opcode
SECTION QUESTION
www.example.com. IN A
ENTRY_END
STEP 70 REPLY
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION AUTHORITY
example.com. IN NS ns1.example.com.
example.com. IN NS ns2.example.com.
SECTION ADDITIONAL
ns1.example.com. IN A 168.192.2.2
ns2.example.com. IN A 168.192.3.3
ENTRY_END
; no matter which one the iterator tries first, we present it as 'lame'
; query to ns1.example.com or ns2.example.com.
STEP 80 CHECK_OUT_QUERY
ENTRY_BEGIN
MATCH qname qtype opcode
SECTION QUESTION
www.example.com. IN A
ENTRY_END
STEP 90 REPLY
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION AUTHORITY
; This is the BROKEN ANSWER here.
; it is lame. A delegation to example.com. itself.
example.com. IN NS ns1.example.com.
example.com. IN NS ns2.example.com.
SECTION ADDITIONAL
ns1.example.com. IN A 168.192.2.2
ns2.example.com. IN A 168.192.3.3
ENTRY_END
; iterator should try again and ask the other nameserver.
STEP 100 CHECK_OUT_QUERY
ENTRY_BEGIN
MATCH qname qtype opcode
SECTION QUESTION
www.example.com. IN A
ENTRY_END
STEP 110 REPLY
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com. IN A 10.20.30.40
SECTION AUTHORITY
example.com. IN NS ns1.example.com.
example.com. IN NS ns2.example.com.
SECTION ADDITIONAL
ns1.example.com. IN A 168.192.2.2
ns2.example.com. IN A 168.192.3.3
ENTRY_END
; is the final answer correct?
STEP 200 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com. IN A 10.20.30.40
SECTION AUTHORITY
example.com. IN NS ns1.example.com.
example.com. IN NS ns2.example.com.
SECTION ADDITIONAL
ns1.example.com. IN A 168.192.2.2
ns2.example.com. IN A 168.192.3.3
ENTRY_END
SCENARIO_END