auth zone ixfr unit tests

git-svn-id: file:///svn/unbound/trunk@4505 be551aaa-1e26-0410-a405-d3ace91eadb9

diff --git a/testdata/auth_xfr_ixfr.rpl b/testdata/auth_xfr_ixfr.rpl
index 36d282449fd8a37b3dba73da27d3a107a06ae7be..91cc8b30365d64fdb4a034ed1315d18719cc6bea 100644 (file)
--- a/testdata/auth_xfr_ixfr.rpl
+++ b/testdata/auth_xfr_ixfr.rpl
@@ -208,6 +208,7 @@ SECTION ANSWER
 www.example.com. IN A  1.2.3.5
 mail.example.com.      3600    IN      A       1.2.3.8
 mail.example.com. IN AAAA      ::5
+add2.example.com.      3600    IN      A       1.2.3.4
 example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
 ENTRY_END
 RANGE_END
@@ -257,6 +258,7 @@ FILE_BEGIN
 example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
 example.com.   3600    IN      NS      ns.example.net.
 add.example.com.       3600    IN      A       1.2.3.4
+add2.example.com.      3600    IN      A       1.2.3.4
 mail.example.com.      3600    IN      A       1.2.3.4
 mail.example.com.      3600    IN      A       1.2.3.5
 mail.example.com.      3600    IN      A       1.2.3.7

diff --git a/testdata/auth_xfr_ixfrisaxfr.rpl b/testdata/auth_xfr_ixfrisaxfr.rpl
new file mode 100644 (file)
index 0000000..ac6d4db
--- /dev/null
+++ b/testdata/auth_xfr_ixfrisaxfr.rpl
@@ -0,0 +1,235 @@
+; config options
+server:
+       target-fetch-policy: "0 0 0 0 0"
+
+auth-zone:
+       name: "example.com."
+       ## zonefile (or none).
+       ## zonefile: "example.com.zone"
+       ## master by IP address or hostname
+       ## can list multiple masters, each on one line.
+       ## master:
+       master: 1.2.3.44
+       ## url for http fetch
+       ## url:
+       ## queries from downstream clients get authoritative answers.
+       ## for-downstream: yes
+       for-downstream: yes
+       ## queries are used to fetch authoritative answers from this zone,
+       ## instead of unbound itself sending queries there.
+       ## for-upstream: yes
+       for-upstream: yes
+       ## on failures with for-upstream, fallback to sending queries to
+       ## the authority servers
+       ## fallback-enabled: no
+
+       ## this line generates zonefile: \n"/tmp/xxx.example.com"\n
+       zonefile:
+TEMPFILE_NAME example.com
+       ## this is the inline file /tmp/xxx.example.com
+       ## the tempfiles are deleted when the testrun is over.
+TEMPFILE_CONTENTS example.com
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 1 3600 900 86400 3600
+example.com.   3600    IN      NS      ns.example.net.
+www.example.com.       3600    IN      A       1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.5
+mail.example.com.      3600    IN      A       1.2.3.6
+mail.example.com.      3600    IN      A       1.2.3.7
+TEMPFILE_END
+
+stub-zone:
+       name: "."
+       stub-addr: 193.0.14.129         # K.ROOT-SERVERS.NET.
+CONFIG_END
+
+SCENARIO_BEGIN Test authority zone with IXFR reply really is an AXFR
+
+; 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
+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.
+SECTION ADDITIONAL
+ns.example.com. IN A 1.2.3.44
+ENTRY_END
+RANGE_END
+
+; ns.example.net.
+RANGE_BEGIN 0 100
+       ADDRESS 1.2.3.44
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR 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 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 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 NOERROR
+SECTION QUESTION
+example.com. IN NS
+SECTION ANSWER
+example.com.   IN NS   ns.example.net.
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  10.20.30.40
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR NOERROR
+SECTION QUESTION
+example.com. IN SOA
+SECTION ANSWER
+; serial, refresh, retry, expire, minimum
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN IXFR
+SECTION ANSWER
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com.   IN NS   ns.example.net.
+www.example.com. IN A  1.2.3.6
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+RANGE_END
+
+STEP 1 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 AA RD RA NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  1.2.3.4
+ENTRY_END
+
+STEP 30 TIME_PASSES ELAPSE 3600
+STEP 40 TRAFFIC
+
+STEP 50 QUERY
+ENTRY_BEGIN
+REPLY RD
+SECTION QUESTION
+www.example.com. IN A
+ENTRY_END
+
+; recursion happens here.
+STEP 60 CHECK_ANSWER
+ENTRY_BEGIN
+MATCH all
+REPLY QR AA RD RA NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  1.2.3.6
+ENTRY_END
+
+; the zonefile was updated with new contents
+STEP 70 CHECK_TEMPFILE example.com
+FILE_BEGIN
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com.   3600    IN      NS      ns.example.net.
+www.example.com.       3600    IN      A       1.2.3.6
+FILE_END
+
+SCENARIO_END

diff --git a/testdata/auth_xfr_ixfrmismatch.rpl b/testdata/auth_xfr_ixfrmismatch.rpl
new file mode 100644 (file)
index 0000000..f12e766
--- /dev/null
+++ b/testdata/auth_xfr_ixfrmismatch.rpl
@@ -0,0 +1,266 @@
+; config options
+server:
+       target-fetch-policy: "0 0 0 0 0"
+
+auth-zone:
+       name: "example.com."
+       ## zonefile (or none).
+       ## zonefile: "example.com.zone"
+       ## master by IP address or hostname
+       ## can list multiple masters, each on one line.
+       ## master:
+       master: 1.2.3.44
+       ## url for http fetch
+       ## url:
+       ## queries from downstream clients get authoritative answers.
+       ## for-downstream: yes
+       for-downstream: yes
+       ## queries are used to fetch authoritative answers from this zone,
+       ## instead of unbound itself sending queries there.
+       ## for-upstream: yes
+       for-upstream: yes
+       ## on failures with for-upstream, fallback to sending queries to
+       ## the authority servers
+       ## fallback-enabled: no
+
+       ## this line generates zonefile: \n"/tmp/xxx.example.com"\n
+       zonefile:
+TEMPFILE_NAME example.com
+       ## this is the inline file /tmp/xxx.example.com
+       ## the tempfiles are deleted when the testrun is over.
+TEMPFILE_CONTENTS example.com
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 1 3600 900 86400 3600
+example.com.   3600    IN      NS      ns.example.net.
+www.example.com.       3600    IN      A       1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.5
+mail.example.com.      3600    IN      A       1.2.3.6
+mail.example.com.      3600    IN      A       1.2.3.7
+TEMPFILE_END
+
+stub-zone:
+       name: "."
+       stub-addr: 193.0.14.129         # K.ROOT-SERVERS.NET.
+CONFIG_END
+
+SCENARIO_BEGIN Test authority zone with IXFR that has mismatched data
+
+; 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
+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.
+SECTION ADDITIONAL
+ns.example.com. IN A 1.2.3.44
+ENTRY_END
+RANGE_END
+
+; ns.example.net.
+RANGE_BEGIN 0 100
+       ADDRESS 1.2.3.44
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR 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 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 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 NOERROR
+SECTION QUESTION
+example.com. IN NS
+SECTION ANSWER
+example.com.   IN NS   ns.example.net.
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  10.20.30.40
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR NOERROR
+SECTION QUESTION
+example.com. IN SOA
+SECTION ANSWER
+; serial, refresh, retry, expire, minimum
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN IXFR
+SECTION ANSWER
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com. IN SOA ns.example.com. hostmaster.example.com. 1 3600 900 86400 3600
+www.example.com. IN A  1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.6
+; this is the delete of the nonexistant entry
+nonexist.example.com.  3600    IN      A       1.2.3.4
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+EXTRA_PACKET
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN IXFR
+SECTION ANSWER
+www.example.com. IN A  1.2.3.5
+mail.example.com.      3600    IN      A       1.2.3.8
+mail.example.com. IN AAAA      ::5
+add2.example.com.      3600    IN      A       1.2.3.4
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN AXFR
+SECTION ANSWER
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com.   IN NS   ns.example.net.
+EXTRA_PACKET
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN AXFR
+SECTION ANSWER
+www.example.com. IN A  1.2.3.6
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+RANGE_END
+
+STEP 1 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 AA RD RA NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  1.2.3.4
+ENTRY_END
+
+STEP 30 TIME_PASSES ELAPSE 3600
+STEP 40 TRAFFIC
+
+STEP 50 QUERY
+ENTRY_BEGIN
+REPLY RD
+SECTION QUESTION
+www.example.com. IN A
+ENTRY_END
+
+; recursion happens here.
+STEP 60 CHECK_ANSWER
+ENTRY_BEGIN
+MATCH all
+REPLY QR AA RD RA NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  1.2.3.6
+ENTRY_END
+
+; the zonefile was updated with new contents
+STEP 70 CHECK_TEMPFILE example.com
+FILE_BEGIN
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com.   3600    IN      NS      ns.example.net.
+www.example.com.       3600    IN      A       1.2.3.6
+FILE_END
+
+SCENARIO_END

diff --git a/testdata/auth_xfr_ixfrnotimpl.rpl b/testdata/auth_xfr_ixfrnotimpl.rpl
new file mode 100644 (file)
index 0000000..94f03eb
--- /dev/null
+++ b/testdata/auth_xfr_ixfrnotimpl.rpl
@@ -0,0 +1,249 @@
+; config options
+server:
+       target-fetch-policy: "0 0 0 0 0"
+
+auth-zone:
+       name: "example.com."
+       ## zonefile (or none).
+       ## zonefile: "example.com.zone"
+       ## master by IP address or hostname
+       ## can list multiple masters, each on one line.
+       ## master:
+       master: 1.2.3.44
+       ## url for http fetch
+       ## url:
+       ## queries from downstream clients get authoritative answers.
+       ## for-downstream: yes
+       for-downstream: yes
+       ## queries are used to fetch authoritative answers from this zone,
+       ## instead of unbound itself sending queries there.
+       ## for-upstream: yes
+       for-upstream: yes
+       ## on failures with for-upstream, fallback to sending queries to
+       ## the authority servers
+       ## fallback-enabled: no
+
+       ## this line generates zonefile: \n"/tmp/xxx.example.com"\n
+       zonefile:
+TEMPFILE_NAME example.com
+       ## this is the inline file /tmp/xxx.example.com
+       ## the tempfiles are deleted when the testrun is over.
+TEMPFILE_CONTENTS example.com
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 1 3600 900 86400 3600
+example.com.   3600    IN      NS      ns.example.net.
+www.example.com.       3600    IN      A       1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.4
+mail.example.com.      3600    IN      A       1.2.3.5
+mail.example.com.      3600    IN      A       1.2.3.6
+mail.example.com.      3600    IN      A       1.2.3.7
+TEMPFILE_END
+
+stub-zone:
+       name: "."
+       stub-addr: 193.0.14.129         # K.ROOT-SERVERS.NET.
+CONFIG_END
+
+SCENARIO_BEGIN Test authority zone with IXFR NOTIMPL fallback
+
+; 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
+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.
+SECTION ADDITIONAL
+ns.example.com. IN A 1.2.3.44
+ENTRY_END
+RANGE_END
+
+; ns.example.net.
+RANGE_BEGIN 0 100
+       ADDRESS 1.2.3.44
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR 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 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 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 NOERROR
+SECTION QUESTION
+example.com. IN NS
+SECTION ANSWER
+example.com.   IN NS   ns.example.net.
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  10.20.30.40
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR NOERROR
+SECTION QUESTION
+example.com. IN SOA
+SECTION ANSWER
+; serial, refresh, retry, expire, minimum
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOTIMPL
+SECTION QUESTION
+example.com. IN IXFR
+SECTION ANSWER
+ENTRY_END
+
+ENTRY_BEGIN
+MATCH opcode qtype qname
+ADJUST copy_id
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN AXFR
+SECTION ANSWER
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com.   IN NS   ns.example.net.
+EXTRA_PACKET
+REPLY QR AA NOERROR
+SECTION QUESTION
+example.com. IN AXFR
+SECTION ANSWER
+www.example.com. IN A  1.2.3.6
+example.com. IN SOA ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+ENTRY_END
+RANGE_END
+
+STEP 1 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 AA RD RA NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  1.2.3.4
+ENTRY_END
+
+STEP 30 TIME_PASSES ELAPSE 3600
+STEP 40 TRAFFIC
+
+STEP 50 QUERY
+ENTRY_BEGIN
+REPLY RD
+SECTION QUESTION
+www.example.com. IN A
+ENTRY_END
+
+; recursion happens here.
+STEP 60 CHECK_ANSWER
+ENTRY_BEGIN
+MATCH all
+REPLY QR AA RD RA NOERROR
+SECTION QUESTION
+www.example.com. IN A
+SECTION ANSWER
+www.example.com. IN A  1.2.3.6
+ENTRY_END
+
+; the zonefile was updated with new contents
+STEP 70 CHECK_TEMPFILE example.com
+FILE_BEGIN
+example.com.   3600    IN      SOA     ns.example.com. hostmaster.example.com. 2 3600 900 86400 3600
+example.com.   3600    IN      NS      ns.example.net.
+www.example.com.       3600    IN      A       1.2.3.6
+FILE_END
+
+SCENARIO_END