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|
; config options
; target-fetch-policy: "0 0 0 0 0"
; name: "."
stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET.
CONFIG_END
SCENARIO_BEGIN Test resolution with lame reply looks like nodata with noSOA
; 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 NS
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 NS
SECTION AUTHORITY
net. IN NS e.gtld-servers.net.
SECTION ADDITIONAL
e.gtld-servers.net. IN A 192.12.94.30
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 NS
SECTION AUTHORITY
example.com. IN NS ns.example.com.
example.com. IN NS ns.example.net.
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.55
ENTRY_END
RANGE_END
; e.gtld-servers.net.
RANGE_BEGIN 0 100
ADDRESS 192.12.94.30
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
net. IN NS
SECTION ANSWER
net. IN NS e.gtld-servers.net.
SECTION ADDITIONAL
e.gtld-servers.net. IN A 192.12.94.30
ENTRY_END
ENTRY_BEGIN
MATCH opcode subdomain
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
example.net. IN NS
SECTION AUTHORITY
example.net. IN NS ns.example.net.
SECTION ADDITIONAL
ns.example.net. IN A 1.2.3.44
ENTRY_END
RANGE_END
; ns.example.net.
; advertises +RA so it is REC_LAME.
RANGE_BEGIN 0 100
ADDRESS 1.2.3.44
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
example.net. IN NS
SECTION ANSWER
example.net. IN NS ns.example.net.
SECTION ADDITIONAL
ns.example.net. IN A 1.2.3.44
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
ns.example.net. IN A
SECTION ANSWER
ns.example.net. IN A 1.2.3.44
SECTION AUTHORITY
example.net. IN NS ns.example.net.
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
ns.example.net. IN AAAA
SECTION AUTHORITY
example.net. IN NS ns.example.net.
SECTION ADDITIONAL
www.example.net. IN A 1.2.3.44
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
example.com. IN NS
SECTION ANSWER
example.com. IN NS ns.example.net.
example.com. IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.55
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
ns.example.com. IN AAAA
SECTION ANSWER
SECTION AUTHORITY
example.com. IN NS ns.example.net.
example.com. IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.55
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
ns.example.com. IN A
SECTION ANSWER
ns.example.com. IN A 1.2.3.55
SECTION AUTHORITY
example.com. IN NS ns.example.net.
example.com. IN NS ns.example.com.
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA 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 ns.example.net.
example.com. IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.55
ns.example.net IN A 1.2.3.44
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RA NOERROR
SECTION QUESTION
mail.example.com. IN A
SECTION ANSWER
SECTION AUTHORITY
example.com. IN NS ns.example.net.
example.com. IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. IN A 1.2.3.55
ENTRY_END
RANGE_END
; ns.example.com.
; is like a BIND server that is LAME, authoritative for other domains,
; but not this one, and somehow got this NS record in its cache.
; trying to give 'lame referral' but to the same name, not up.
RANGE_BEGIN 0 100
ADDRESS 1.2.3.55
ENTRY_BEGIN
MATCH opcode subdomain
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
example.com. IN NS
SECTION AUTHORITY
example.com. IN NS ns.example.com.
SECTION ADDITIONAL
ENTRY_END
RANGE_END
; store bad timing for one server to influence server selection
; 1.2.3.44 (ns.example.net) gets 900 msec.
; so the 376 ns.example.com is preferred.
;STEP 1 INFRA_RTT 1.2.3.44 example.net. 900
STEP 10 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.example.com. IN A
ENTRY_END
; recursion happens here.
STEP 20 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA 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 ns.example.net.
;example.com. IN NS ns.example.com.
;SECTION ADDITIONAL
;ns.example.com. IN A 1.2.3.55
; scrubbed off
;ns.example.net IN A 1.2.3.44
ENTRY_END
; query to recursion-lame server
STEP 30 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
mail.example.com. IN A
ENTRY_END
; It's somewhat OK if resolver accepts the only upstream lame server,
; it's also OK if it ignores lame upstream, because it's not
; provably authoritative for this zone. (kresd is the latter)
STEP 40 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA SERVFAIL
SECTION QUESTION
mail.example.com. IN A
SECTION ANSWER
;SECTION AUTHORITY
;example.com. IN NS ns.example.net.
;example.com. IN NS ns.example.com.
;SECTION ADDITIONAL
ENTRY_END
SCENARIO_END
|
