File: iter_domain_sale.rpl

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; config options
server:
	target-fetch-policy: "0 0 0 0 0"

stub-zone:
	name: "."
	stub-addr: 193.0.14.129 	# K.ROOT-SERVERS.NET.
CONFIG_END

SCENARIO_BEGIN Test resolver with a domain sale
; and the old operator is nasty, keeps running his server with the old data.
; and lots of lookups keep going towards the domain.
; eventually, the NS record has to timeout.

; 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 A
SECTION AUTHORITY
com.	IN NS	a.gtld-servers.net.
SECTION ADDITIONAL
a.gtld-servers.net.	IN 	A	192.5.6.30
ENTRY_END
RANGE_END

; a.gtld-servers.net. (before sale of domain)
RANGE_BEGIN 0 20
	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 A
SECTION AUTHORITY
example.com.	IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.		IN 	A	1.2.3.4
ENTRY_END
RANGE_END

; a.gtld-servers.net. (after sale of domain)
RANGE_BEGIN 30 200
	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 A
SECTION AUTHORITY
example.com.	IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.		IN 	A	8.8.8.8
ENTRY_END
RANGE_END

; ns.example.com. first owner
RANGE_BEGIN 0 200
	ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
example.com. IN NS
SECTION ANSWER
example.com.	IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.		IN 	A	1.2.3.4
ENTRY_END

ENTRY_BEGIN
MATCH opcode qname
ADJUST copy_id copy_query
REPLY QR AA NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com. 3600 IN A	10.20.30.40
SECTION AUTHORITY
example.com.	3600 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	3600 	IN 	A	1.2.3.4
ENTRY_END

; nxdomains for any name,type
; last in RANGE so that it matches everything left over.
; it includes the NS record.
ENTRY_BEGIN
MATCH opcode
ADJUST copy_id copy_query
REPLY QR AA NXDOMAIN
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
SECTION AUTHORITY
example.com.	3600 IN SOA	a. b. 1 2 3 4 5
example.com.	3600 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	3600 	IN 	A	1.2.3.4
ENTRY_END
RANGE_END

; ns.example.com. new owner
RANGE_BEGIN 0 200
	ADDRESS 8.8.8.8
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR AA NOERROR
SECTION QUESTION
example.com. IN NS
SECTION ANSWER
example.com.	IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.		IN 	A	8.8.8.8
ENTRY_END

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. 3600 IN A	88.88.88.88
SECTION AUTHORITY
example.com.	3600 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	3600 	IN 	A	8.8.8.8
ENTRY_END
RANGE_END

; Fetch the old record from the old owner.
STEP 1 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.example.com. IN A
ENTRY_END
; recursion happens here.
STEP 5 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com. 3600 IN A	10.20.30.40
SECTION AUTHORITY
example.com.	3600 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	3600 	IN 	A	1.2.3.4
ENTRY_END

; the domain is sold (right at this time).
; but the information stays in the cache.

; after 1800 secs still the cached answer
STEP 20 TIME_PASSES ELAPSE 1800

STEP 30 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.example.com. IN A
ENTRY_END
; recursion happens here.
STEP 40 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com. 1800 IN A	10.20.30.40
SECTION AUTHORITY
example.com.	1800 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	1800 	IN 	A	1.2.3.4
ENTRY_END

; and ask another query
STEP 50 QUERY 
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
nx1.example.com. IN A
ENTRY_END
; recursion happens here.
STEP 60 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NXDOMAIN
SECTION QUESTION
nx1.example.com. IN A
SECTION ANSWER
SECTION AUTHORITY
; at TTL 5 because TTL is capped at min-ttl of 5 in rdata of SOA
example.com.	5 IN SOA	a. b. 1 2 3 4 5
example.com.	1800 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	1800 	IN 	A	1.2.3.4
ENTRY_END

; after another 1900 seconds the domain must have timed out.
STEP 70 TIME_PASSES ELAPSE 1900

; the NS record should have timed out.
STEP 80 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.example.com. IN A
ENTRY_END
; recursion happens here.
STEP 90 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NOERROR
SECTION QUESTION
www.example.com. IN A
SECTION ANSWER
www.example.com. 3600 IN A	88.88.88.88
SECTION AUTHORITY
example.com.	3600 IN NS	ns.example.com.
SECTION ADDITIONAL
ns.example.com.	3600 	IN 	A	8.8.8.8
ENTRY_END

SCENARIO_END