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; config options
server:
module-config: "validator iterator"
qname-minimisation: "no"
minimal-responses: no
serve-expired: yes
serve-expired-reply-ttl: 123
stub-zone:
name: "example.com"
stub-addr: 1.2.3.4
CONFIG_END
SCENARIO_BEGIN Test 0 TLL with serve-expired
; Scenario overview:
; - query for example.com. IN A
; - check that we get an answer for example.com. IN A with the correct 0 TTL
; - query again; this time the answer has >0 TTL
; - check the answer
; - query one last time after expiration
; - check that the configured reply ttl is used
; ns.example.com.
RANGE_BEGIN 0 100
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR 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
RANGE_END
RANGE_BEGIN 0 10
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 0 IN A 5.6.7.8
SECTION AUTHORITY
example.com. 0 IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. 0 IN A 1.2.3.4
ENTRY_END
RANGE_END
RANGE_BEGIN 11 100
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 10 IN A 5.6.7.8
SECTION AUTHORITY
example.com. 10 IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. 10 IN A 1.2.3.4
ENTRY_END
RANGE_END
; Let some time to pass so that timenow > 0
STEP 1 TIME_PASSES ELAPSE 3600
; Query with RD flag
STEP 2 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.com. IN A
ENTRY_END
; Check that we got the correct answer with 0 TTL
STEP 10 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 0 IN A 5.6.7.8
SECTION AUTHORITY
example.com. 0 IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. 0 IN A 1.2.3.4
ENTRY_END
; Let some time to pass
STEP 11 TIME_PASSES ELAPSE 1
; Query with RD flag
STEP 20 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.com. IN A
ENTRY_END
; Check that we got the correct answer
STEP 29 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 10 IN A 5.6.7.8
SECTION AUTHORITY
example.com. 10 IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. 10 IN A 1.2.3.4
ENTRY_END
; Wait for the TTL to expire
STEP 30 TIME_PASSES ELAPSE 11
; Query with RD flag
STEP 40 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.com. IN A
ENTRY_END
; Check that we got the correct answer
STEP 49 CHECK_ANSWER
ENTRY_BEGIN
MATCH all ttl
REPLY QR RD RA NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 123 IN A 5.6.7.8
SECTION AUTHORITY
example.com. 123 IN NS ns.example.com.
SECTION ADDITIONAL
ns.example.com. 123 IN A 1.2.3.4
ENTRY_END
; Give time for the pending query to get answered
STEP 50 TRAFFIC
SCENARIO_END
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