blob: 7ba7caabe263bd51d86a57199e512f785c9819e5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
|
; config options
features: min_ttl = 300
features: max_ttl = 600
; the test is purely about cache so we do not need qmin complexity
query-minimization: off
CONFIG_END
SCENARIO_BEGIN Test configurable minimum and maximum TTL
; minimum TTL
; time 0
RANGE_BEGIN 1 2
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RD NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 0 IN A 5.6.7.8 ; TTL smaller than min_ttl
ENTRY_END
RANGE_END
RANGE_BEGIN 4 8
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RD NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. 0 IN A 9.10.11.12
ENTRY_END
RANGE_END
; maximum TTL
; time 0
RANGE_BEGIN 9 10
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RD NOERROR
SECTION QUESTION
example.cz. IN A
SECTION ANSWER
example.cz. 3600 IN A 13.14.15.16 ; TTL bigger than max_ttl
ENTRY_END
RANGE_END
RANGE_BEGIN 12 16
ADDRESS 1.2.3.4
ENTRY_BEGIN
MATCH opcode qtype qname
ADJUST copy_id
REPLY QR RD NOERROR
SECTION QUESTION
example.cz. IN A
SECTION ANSWER
example.cz. 3600 IN A 17.18.19.20
ENTRY_END
RANGE_END
STEP 1 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.com. IN A
ENTRY_END
STEP 2 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. IN A 5.6.7.8
ENTRY_END
STEP 3 TIME_PASSES ELAPSE 200
; time 200
STEP 4 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.com. IN A
ENTRY_END
; time 200 < min_ttl 300: returns cached answer
STEP 5 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. IN A 5.6.7.8
ENTRY_END
STEP 6 TIME_PASSES ELAPSE 200
; time 400
STEP 7 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.com. IN A
ENTRY_END
; time 400 > min_ttl 300: returns new answer
STEP 8 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
example.com. IN A
SECTION ANSWER
example.com. IN A 9.10.11.12
ENTRY_END
STEP 9 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.cz. IN A
ENTRY_END
STEP 10 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
example.cz. IN A
SECTION ANSWER
example.cz. IN A 13.14.15.16
ENTRY_END
STEP 11 TIME_PASSES ELAPSE 500
; time 500
STEP 12 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.cz. IN A
ENTRY_END
; time 500 < max_ttl 600: returns cached answer
STEP 13 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
example.cz. IN A
SECTION ANSWER
example.cz. IN A 13.14.15.16
ENTRY_END
STEP 14 TIME_PASSES ELAPSE 500
; time 1000
STEP 15 QUERY
ENTRY_BEGIN
REPLY RD
SECTION QUESTION
example.cz. IN A
ENTRY_END
; time 1000 > max_ttl 600: returns new answer
STEP 16 CHECK_ANSWER
ENTRY_BEGIN
MATCH all
REPLY QR RD RA NOERROR
SECTION QUESTION
example.cz. IN A
SECTION ANSWER
example.cz. IN A 17.18.19.20
ENTRY_END
SCENARIO_END
|
