unbound/testdata/iter_cycle.rpl

   1 ; config options
   2 server:
   3         target-fetch-policy: "0 0 0 0 0"
   4
   5 stub-zone:
   6         name: "."
   7         stub-addr: 193.0.14.129         # K.ROOT-SERVERS.NET.
   8 CONFIG_END
   9
  10 SCENARIO_BEGIN Test resolution with dependency cycle
  11 ; query for ns.example.com, needs ns.example.net, needs ns.example.com.
  12
  13 ; K.ROOT-SERVERS.NET.
  14 RANGE_BEGIN 0 100
  15         ADDRESS 193.0.14.129
  16 ENTRY_BEGIN
  17 MATCH opcode qtype qname
  18 ADJUST copy_id
  19 REPLY QR NOERROR
  20 SECTION QUESTION
  21 . IN NS
  22 SECTION ANSWER
  23 . IN NS K.ROOT-SERVERS.NET.
  24 SECTION ADDITIONAL
  25 K.ROOT-SERVERS.NET.     IN      A       193.0.14.129
  26 ENTRY_END
  27
  28 ENTRY_BEGIN
  29 MATCH opcode qtype qname
  30 ADJUST copy_id
  31 REPLY QR NOERROR
  32 SECTION QUESTION
  33 ns.example.com. IN A
  34 SECTION AUTHORITY
  35 com.    IN NS   a.gtld-servers.net.
  36 SECTION ADDITIONAL
  37 a.gtld-servers.net.     IN      A       192.5.6.30
  38 ENTRY_END
  39
  40 ENTRY_BEGIN
  41 MATCH opcode qtype qname
  42 ADJUST copy_id
  43 REPLY QR NOERROR
  44 SECTION QUESTION
  45 ns.example.com. IN AAAA
  46 SECTION AUTHORITY
  47 com.    IN NS   a.gtld-servers.net.
  48 SECTION ADDITIONAL
  49 a.gtld-servers.net.     IN      A       192.5.6.30
  50 ENTRY_END
  51
  52 ENTRY_BEGIN
  53 MATCH opcode qtype qname
  54 ADJUST copy_id
  55 REPLY QR NOERROR
  56 SECTION QUESTION
  57 ns.example.net. IN A
  58 SECTION AUTHORITY
  59 net.    IN NS   e.gtld-servers.net.
  60 SECTION ADDITIONAL
  61 e.gtld-servers.net.     IN      A       192.12.94.30
  62 ENTRY_END
  63
  64 ENTRY_BEGIN
  65 MATCH opcode qtype qname
  66 ADJUST copy_id
  67 REPLY QR NOERROR
  68 SECTION QUESTION
  69 ns.example.net. IN AAAA
  70 SECTION AUTHORITY
  71 net.    IN NS   e.gtld-servers.net.
  72 SECTION ADDITIONAL
  73 e.gtld-servers.net.     IN      A       192.12.94.30
  74 ENTRY_END
  75 RANGE_END
  76
  77 ; a.gtld-servers.net.
  78 RANGE_BEGIN 0 100
  79         ADDRESS 192.5.6.30
  80 ENTRY_BEGIN
  81 MATCH opcode qtype qname
  82 ADJUST copy_id
  83 REPLY QR NOERROR
  84 SECTION QUESTION
  85 com. IN NS
  86 SECTION ANSWER
  87 com.    IN NS   a.gtld-servers.net.
  88 SECTION ADDITIONAL
  89 a.gtld-servers.net.     IN      A       192.5.6.30
  90 ENTRY_END
  91
  92 ENTRY_BEGIN
  93 MATCH opcode qtype qname
  94 ADJUST copy_id
  95 REPLY QR NOERROR
  96 SECTION QUESTION
  97 ns.example.com. IN A
  98 SECTION AUTHORITY
  99 example.com.    IN NS   ns.example.net.
 100 SECTION ADDITIONAL
 101 ; note this will be scrubbed off
 102 ns.example.net. IN A 1.2.3.1
 103 ENTRY_END
 104
 105 ENTRY_BEGIN
 106 MATCH opcode qtype qname
 107 ADJUST copy_id
 108 REPLY QR NOERROR
 109 SECTION QUESTION
 110 ns.example.com. IN AAAA
 111 SECTION AUTHORITY
 112 example.com.    IN NS   ns.example.net.
 113 SECTION ADDITIONAL
 114 ; note this will be scrubbed off
 115 ns.example.net. IN A 1.2.3.1
 116 ENTRY_END
 117 RANGE_END
 118
 119 ; e.gtld-servers.net.
 120 RANGE_BEGIN 0 100
 121         ADDRESS 192.12.94.30
 122 ENTRY_BEGIN
 123 MATCH opcode qtype qname
 124 ADJUST copy_id
 125 REPLY QR NOERROR
 126 SECTION QUESTION
 127 net. IN NS
 128 SECTION ANSWER
 129 net.    IN NS   e.gtld-servers.net.
 130 SECTION ADDITIONAL
 131 e.gtld-servers.net.     IN      A       192.12.94.30
 132 ENTRY_END
 133
 134 ENTRY_BEGIN
 135 MATCH opcode qtype qname
 136 ADJUST copy_id
 137 REPLY QR NOERROR
 138 SECTION QUESTION
 139 ns.example.net. IN A
 140 SECTION AUTHORITY
 141 example.net.    IN NS   ns.example.com.
 142 SECTION ADDITIONAL
 143 ; note this will be scrubbed off
 144 ns.example.com. IN A 1.2.3.2
 145 ENTRY_END
 146
 147 ENTRY_BEGIN
 148 MATCH opcode qtype qname
 149 ADJUST copy_id
 150 REPLY QR NOERROR
 151 SECTION QUESTION
 152 ns.example.net. IN AAAA
 153 SECTION AUTHORITY
 154 example.net.    IN NS   ns.example.com.
 155 SECTION ADDITIONAL
 156 ; note this will be scrubbed off
 157 ns.example.com. IN A 1.2.3.2
 158 ENTRY_END
 159 RANGE_END
 160
 161 STEP 1 QUERY
 162 ENTRY_BEGIN
 163 REPLY RD
 164 SECTION QUESTION
 165 ns.example.com. IN A
 166 ENTRY_END
 167
 168 ; recursion happens here.
 169 ; cycle detected and it fails.
 170 STEP 20 CHECK_ANSWER
 171 ENTRY_BEGIN
 172 MATCH all
 173 REPLY QR RD RA SERVFAIL
 174 SECTION QUESTION
 175 ns.example.com. IN A
 176 ENTRY_END
 177
 178 SCENARIO_END