mirror of
https://github.com/freebsd/freebsd-src
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b7c0c8c18e
Release notes at https://www.nlnetlabs.nl/news/2024/Mar/14/unbound-1.19.3-released/ MFC after: 1 week Merge commit '5a33598e88ad8fbc0affa74dee0a2d8cc4010fbc' into main
442 lines
10 KiB
Plaintext
442 lines
10 KiB
Plaintext
; scope of 0, if the query also had scope of 0, do not answer this
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; to everyone, but only for scope 0 queries. Otherwise can answer cached.
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server:
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target-fetch-policy: "0 0 0 0 0"
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send-client-subnet: 1.2.3.4
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module-config: "subnetcache validator iterator"
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verbosity: 4
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qname-minimisation: no
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stub-zone:
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name: "."
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stub-addr: 193.0.14.129
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stub-zone:
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name: "example.com"
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stub-addr: 1.2.3.4
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CONFIG_END
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SCENARIO_BEGIN Test subnet cache with scope zero response without EDNS.
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; the upstream server.
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RANGE_BEGIN 0 100
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ADDRESS 193.0.14.129
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ENTRY_BEGIN
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MATCH opcode qtype qname ednsdata
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ADJUST copy_id
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REPLY QR NOERROR
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SECTION QUESTION
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. IN NS
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SECTION ANSWER
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. IN NS K.ROOT-SERVERS.NET.
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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;; we expect to receive empty
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HEX_EDNSDATA_END
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K.ROOT-SERVERS.NET. IN A 193.0.14.129
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ENTRY_END
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RANGE_END
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RANGE_BEGIN 0 11
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ADDRESS 1.2.3.4
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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;copy_ednsdata_assume_clientsubnet
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REPLY QR NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.40
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.0.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 11 ; source mask, scopemask
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7f 00 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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RANGE_END
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RANGE_BEGIN 20 31
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ADDRESS 1.2.3.4
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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;copy_ednsdata_assume_clientsubnet
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REPLY QR NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.41
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.0.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 11 ; source mask, scopemask
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7f 01 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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RANGE_END
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RANGE_BEGIN 40 51
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ADDRESS 1.2.3.4
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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;copy_ednsdata_assume_clientsubnet
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REPLY QR NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.42
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SECTION AUTHORITY
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SECTION ADDITIONAL
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;no EDNS in this answer. Tests if the back_parsed callback
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;is called to process the lack of edns contents.
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;HEX_EDNSDATA_BEGIN
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;00 08 ; OPC
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;00 04 ; option length
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;00 01 ; Family
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;00 00 ; source mask, scopemask
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; ; address 0.0.0.0/0 scope 0
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;HEX_EDNSDATA_END
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ENTRY_END
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RANGE_END
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RANGE_BEGIN 120 131
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ADDRESS 1.2.3.4
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ENTRY_BEGIN
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MATCH opcode qtype qname
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ADJUST copy_id
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;copy_ednsdata_assume_clientsubnet
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REPLY QR NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.43
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 00 ; source mask, scopemask
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7f 02 00 ; address 127.2.0.0/24 scope 0
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HEX_EDNSDATA_END
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ENTRY_END
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RANGE_END
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; query for 127.0.0.0/24
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STEP 1 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 0b
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00 08 00 07 ; OPC, optlen
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00 01 18 00 ; ip4, scope 24, source 0
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7f 00 00 ;127.0.0.0/24
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HEX_ANSWER_END
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ENTRY_END
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; answer is 10.20.30.40 for 127.0.0.0/24 scope 17
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STEP 10 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.40
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.0.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 11 ; source mask, scopemask
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7f 00 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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; query for 127.1.0.0/24
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STEP 20 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 0b
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00 08 00 07 ; OPC, optlen
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00 01 18 00 ; ip4, scope 24, source 0
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7f 01 00 ;127.1.0.0/24
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HEX_ANSWER_END
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ENTRY_END
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; answer is 10.20.30.41 for 127.1.0.0/24 scope 17
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STEP 30 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.41
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.1.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 11 ; source mask, scopemask
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7f 01 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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; query for 0.0.0.0/0
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STEP 40 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 08
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00 08 00 04 ; OPC, optlen
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00 01 00 00 ; ip4, scope 0, source 0
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;0.0.0.0/0
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HEX_ANSWER_END
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ENTRY_END
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; answer is 10.20.30.42 for 0.0.0.0/0 scope 0
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STEP 50 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.42
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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00 08 ; OPC
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00 04 ; option length
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00 01 ; Family
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00 00 ; source mask, scopemask
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; address
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HEX_EDNSDATA_END
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ENTRY_END
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; query for 127.0.0.0/24, again, it should be in cache.
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; and not from the scope 0 answer.
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STEP 60 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 0b
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00 08 00 07 ; OPC, optlen
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00 01 18 00 ; ip4, scope 24, source 0
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7f 00 00 ;127.0.0.0/24
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HEX_ANSWER_END
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ENTRY_END
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; answer should be 10.20.30.40 for 127.0.0.0/24 scope 17
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STEP 70 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.40
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.0.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 11 ; source mask, scopemask
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7f 00 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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; query for 127.1.0.0/24, again, it should be in cache.
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STEP 80 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 0b
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00 08 00 07 ; OPC, optlen
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00 01 18 00 ; ip4, scope 24, source 0
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7f 01 00 ;127.1.0.0/24
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HEX_ANSWER_END
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ENTRY_END
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; answer should be 10.20.30.41 for 127.1.0.0/24 scope 17
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STEP 90 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.41
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.1.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 11 ; source mask, scopemask
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7f 01 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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; query for 0.0.0.0/0, again.
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STEP 100 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 08
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00 08 00 04 ; OPC, optlen
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00 01 00 00 ; ip4, scope 0, source 0
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;0.0.0.0/0
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HEX_ANSWER_END
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ENTRY_END
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; answer should be 10.20.30.42 for 0.0.0.0/0 scope 0
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STEP 110 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.42
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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00 08 ; OPC
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00 04 ; option length
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00 01 ; Family
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00 00 ; source mask, scopemask
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; address
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HEX_EDNSDATA_END
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ENTRY_END
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; now a query for a /24 that gets an answer for a /0.
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STEP 120 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 0b
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00 08 00 07 ; OPC, optlen
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00 01 18 00 ; ip4, scope 24, source 0
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7f 02 00 ;127.2.0.0/24
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HEX_ANSWER_END
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ENTRY_END
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; answer should be 10.20.30.43 for 127.2.0.0/24 scope 0
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STEP 130 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.43
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.2.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 00 ; source mask, scopemask
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7f 02 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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; the scope 0 answer is now used to answer queries from
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; query for 127.0.0.0/24
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STEP 140 QUERY
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ENTRY_BEGIN
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HEX_ANSWER_BEGIN
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00 00 01 00 00 01 00 00 ;ID 0
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00 00 00 01 03 77 77 77 ; www.example.com A? (DO)
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07 65 78 61 6d 70 6c 65
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03 63 6f 6d 00 00 01 00
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01 00 00 29 10 00 00 00
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80 00 00 0b
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00 08 00 07 ; OPC, optlen
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00 01 18 00 ; ip4, scope 24, source 0
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7f 00 00 ;127.0.0.0/24
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HEX_ANSWER_END
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ENTRY_END
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STEP 150 CHECK_ANSWER
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ENTRY_BEGIN
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MATCH all ednsdata
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REPLY QR RD RA NOERROR
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SECTION QUESTION
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www.example.com. IN A
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SECTION ANSWER
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www.example.com. IN A 10.20.30.43
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SECTION AUTHORITY
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SECTION ADDITIONAL
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HEX_EDNSDATA_BEGIN
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; client is 127.0.0.1
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00 08 ; OPC
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00 07 ; option length
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00 01 ; Family
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18 00 ; source mask, scopemask
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7f 00 00 ; address
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HEX_EDNSDATA_END
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ENTRY_END
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SCENARIO_END
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