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Fix problem with delegation where glue has expired.

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git-svn-id: file:///svn/unbound/trunk@1837 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards
2009-09-17 14:36:06 +00:00
parent 75fbd42ca3
commit c4cfcdab6b
4 changed files with 324 additions and 9 deletions
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testdata/iter_ns_badip.rpl
Vendored
+237
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@@ -0,0 +1,237 @@
; config options
server:
target-fetch-policy: "3 2 1 0 0"
stub-zone:
name: "."
stub-addr: 193.0.14.129 # K.ROOT-SERVERS.NET.
CONFIG_END
SCENARIO_BEGIN Test iterator with delagation with bad IP address
; 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
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
a.gtld-servers.net. IN A
SECTION ANSWER
a.gtld-servers.net. IN A 192.5.6.30
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
a.gtld-servers.net. IN AAAA
SECTION AUTHORITY
. SOA bla bla 1 2 3 4 5
ENTRY_END
RANGE_END
; a.gtld-servers.net.
RANGE_BEGIN 0 100
ADDRESS 192.5.6.30
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.
example.com. IN NS ns2.example.com.
SECTION ADDITIONAL
ns.example.com. 10 IN A 1.2.3.4
ns2.example.com. 3600 IN A 1.2.3.5
ENTRY_END
ENTRY_BEGIN
MATCH opcode subdomain
ADJUST copy_id copy_query
REPLY QR NOERROR
SECTION QUESTION
foo.com. IN A
SECTION AUTHORITY
foo.com. IN NS ns.example.com.
foo.com. IN NS ns2.example.com.
ENTRY_END
RANGE_END
; 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
www.example.com. IN A
SECTION ANSWER
www.example.com. 10 IN A 10.20.30.40
SECTION AUTHORITY
example.com. 3600 IN NS ns.example.com.
example.com. 3600 IN NS ns2.example.com.
SECTION ADDITIONAL
ns.example.com. 10 IN A 1.2.3.4
ns2.example.com. 3600 IN A 1.2.3.5
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
ns.example.com. IN A
SECTION ANSWER
ns.example.com. 10 IN A 1.2.3.4
SECTION AUTHORITY
example.com. 3600 IN NS ns.example.com.
example.com. 3600 IN NS ns2.example.com.
SECTION ADDITIONAL
ns2.example.com. 3600 IN A 1.2.3.5
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
ns2.example.com. IN A
SECTION ANSWER
ns2.example.com. 3600 IN A 1.2.3.5
SECTION AUTHORITY
example.com. 3600 IN NS ns.example.com.
example.com. 3600 IN NS ns2.example.com.
SECTION ADDITIONAL
ns.example.com. 10 IN A 1.2.3.4
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
ns.example.com. IN AAAA
SECTION ANSWER
SECTION AUTHORITY
example.com. 3600 IN SOA bla. bla. 1 2 3 4 5
ENTRY_END
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR NOERROR
SECTION QUESTION
ns2.example.com. IN AAAA
SECTION ANSWER
SECTION AUTHORITY
example.com. 3600 IN SOA bla. bla. 1 2 3 4 5
ENTRY_END
; foo.com contents.
ENTRY_BEGIN
MATCH opcode qtype qname
REPLY QR NOERROR
SECTION QUESTION
www.foo.com. IN A
SECTION ANSWER
www.foo.com. 10 IN A 10.20.30.40
SECTION AUTHORITY
foo.com. 3600 IN NS ns.example.com.
foo.com. 3600 IN NS ns2.example.com.
ENTRY_END
RANGE_END
; ns2.example.com. (lame)
RANGE_BEGIN 0 100
ADDRESS 1.2.3.5
ENTRY_BEGIN
MATCH opcode
ADJUST copy_id copy_query
REPLY QR SERVFAIL
SECTION QUESTION
www.example.com. IN A
ENTRY_END
RANGE_END
STEP 1 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.foo.com. IN A
ENTRY_END
; recursion happens here.
STEP 10 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
www.foo.com. IN A
SECTION ANSWER
www.foo.com. 10 IN A 10.20.30.40
SECTION AUTHORITY
foo.com. 3600 IN NS ns.example.com.
foo.com. 3600 IN NS ns2.example.com.
ENTRY_END
STEP 15 TRAFFIC
; Now move the time so good server times out and bad remains.
STEP 20 TIME_PASSES ELAPSE 20
; Try query again.
STEP 30 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
www.foo.com. IN A
ENTRY_END
STEP 35 TRAFFIC
; recursion happens here.
STEP 40 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
www.foo.com. IN A
SECTION ANSWER
www.foo.com. 10 IN A 10.20.30.40
SECTION AUTHORITY
foo.com. 3600 IN NS ns.example.com.
foo.com. 3600 IN NS ns2.example.com.
ENTRY_END
SCENARIO_END