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
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
|
varnishtest "Check the Accept-Encoding processing implemented in the Vary mechanism"
feature ignore_unknown_macro
server s1 {
# Response varying on "accept-encoding" with a gzip content-encoding
rxreq
expect req.url == "/accept-encoding"
txresp -hdr "Content-Encoding: gzip" \
-hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-bodylen 45
# Response varying on "accept-encoding" with a deflate content-encoding
rxreq
expect req.url == "/accept-encoding"
txresp -hdr "Content-Encoding: deflate" \
-hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-bodylen 55
# Response varying on "accept-encoding" with no content-encoding (identity)
rxreq
expect req.url == "/accept-encoding-identity"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-bodylen 65
# Response varying on "accept-encoding" with refused identity encoding
rxreq
expect req.url == "/accept-encoding-identity"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: deflate" \
-bodylen 75
rxreq
expect req.url == "/accept-encoding-star"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: br" \
-bodylen 89
rxreq
expect req.url == "/accept-encoding-star"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: deflate" \
-bodylen 99
rxreq
expect req.url == "/multiple-content-encoding"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: deflate, gzip" \
-bodylen 109
rxreq
expect req.url == "/unknown-content-encoding"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: unknown_encoding" \
-bodylen 119
rxreq
expect req.url == "/unknown-content-encoding"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: unknown_encoding" \
-bodylen 119
rxreq
expect req.url == "/hash-collision"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: br" \
-bodylen 129
rxreq
expect req.url == "/hash-collision"
txresp -hdr "Vary: accept-encoding" \
-hdr "Cache-Control: max-age=5" \
-hdr "Content-Encoding: gzip" \
-bodylen 139
} -start
haproxy h1 -conf {
global
.if feature(THREAD)
thread-groups 1
.endif
# WT: limit false-positives causing "HTTP header incomplete" due to
# idle server connections being randomly used and randomly expiring
# under us.
tune.idle-pool.shared off
defaults
mode http
timeout connect "${HAPROXY_TEST_TIMEOUT-5s}"
timeout client "${HAPROXY_TEST_TIMEOUT-5s}"
timeout server "${HAPROXY_TEST_TIMEOUT-5s}"
frontend fe
bind "fd@${fe}"
default_backend test
backend test
http-request cache-use my_cache
server www ${s1_addr}:${s1_port}
http-response cache-store my_cache
http-response set-header X-Cache-Hit %[res.cache_hit]
cache my_cache
total-max-size 3
max-age 20
max-object-size 3072
process-vary on
} -start
client c1 -connect ${h1_fe_sock} {
#
# Accept-Encoding Vary
#
# First request
txreq -url "/accept-encoding" -hdr "Accept-Encoding: gzip"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
# Regular case
txreq -url "/accept-encoding" -hdr "Accept-Encoding: gzip"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
expect resp.http.X-Cache-Hit == 1
# Regular case with upper case encoding
txreq -url "/accept-encoding" -hdr "Accept-Encoding: GZIP"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
expect resp.http.X-Cache-Hit == 1
# Multiple accepted encodings (all standard)
txreq -url "/accept-encoding" -hdr "Accept-Encoding: deflate,gzip"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
expect resp.http.X-Cache-Hit == 1
# Multiple accept-encoding headers + non-standard accepted encodings
txreq -url "/accept-encoding" -hdr "Accept-Encoding: first_encoding,second_encoding" -hdr "Accept-Encoding: gzip"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
expect resp.http.X-Cache-Hit == 1
# Regular case with positive weight
txreq -url "/accept-encoding" -hdr "Accept-Encoding: gzip;q=0.8"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
expect resp.http.X-Cache-Hit == 1
# Regular case with positive weight and extra whitespaces
txreq -url "/accept-encoding" -hdr "Accept-Encoding: gzip ; q=0.8"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 45
expect resp.http.X-Cache-Hit == 1
# Regular case with null weight
txreq -url "/accept-encoding" -hdr "Accept-Encoding: deflate;q=0.8, gzip;q=0"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "deflate"
expect resp.bodylen == 55
expect resp.http.X-Cache-Hit == 0
#
# Identity tests
#
txreq -url "/accept-encoding-identity"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "<undef>"
expect resp.bodylen == 65
expect resp.http.X-Cache-Hit == 0
# Regular case
txreq -url "/accept-encoding-identity"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "<undef>"
expect resp.bodylen == 65
expect resp.http.X-Cache-Hit == 1
# Identity is allowed by default even if another encoding is specified
txreq -url "/accept-encoding-identity" -hdr "Accept-Encoding: gzip"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "<undef>"
expect resp.bodylen == 65
expect resp.http.X-Cache-Hit == 1
# Refused identity encoding (explicit null weight)
txreq -url "/accept-encoding-identity" -hdr "Accept-Encoding: deflate, identity;q=0"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "deflate"
expect resp.bodylen == 75
expect resp.http.X-Cache-Hit == 0
#
# Star tests
#
txreq -url "/accept-encoding-star" -hdr "Accept-Encoding: *"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "br"
expect resp.bodylen == 89
expect resp.http.X-Cache-Hit == 0
# Regular case
txreq -url "/accept-encoding-star" -hdr "Accept-Encoding: *"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "br"
expect resp.bodylen == 89
expect resp.http.X-Cache-Hit == 1
# Reject some encodings
txreq -url "/accept-encoding-star" -hdr "Accept-Encoding: gzip;q=0, deflate,*"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "br"
expect resp.bodylen == 89
expect resp.http.X-Cache-Hit == 1
# Weighted star
txreq -url "/accept-encoding-star" -hdr "Accept-Encoding: gzip;q=0, deflate,*;q=0.1"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "br"
expect resp.bodylen == 89
expect resp.http.X-Cache-Hit == 1
# Rejected identity
txreq -url "/accept-encoding-star" -hdr "Accept-Encoding: gzip;q=0, deflate,*;q=0.1,identity;q=0"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "br"
expect resp.bodylen == 89
expect resp.http.X-Cache-Hit == 1
# Rejected star and "br" not accepted
txreq -url "/accept-encoding-star" -hdr "Accept-Encoding: gzip;q=0, deflate,*;q=0"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "deflate"
expect resp.bodylen == 99
expect resp.http.X-Cache-Hit == 0
#
# Multiple content-encodings
#
txreq -url "/multiple-content-encoding" -hdr "Accept-Encoding: gzip;q=0.8, deflate"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "deflate, gzip"
expect resp.bodylen == 109
expect resp.http.X-Cache-Hit == 0
txreq -url "/multiple-content-encoding" -hdr "Accept-Encoding: deflate,gzip;q=0.7"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "deflate, gzip"
expect resp.bodylen == 109
expect resp.http.X-Cache-Hit == 1
#
# Unknown content-encoding
# The response should not be cached since it has an unknown content encoding
#
txreq -url "/unknown-content-encoding" -hdr "Accept-Encoding: gzip;q=0.8, deflate, first_encoding"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "unknown_encoding"
expect resp.bodylen == 119
expect resp.http.X-Cache-Hit == 0
txreq -url "/unknown-content-encoding" -hdr "Accept-Encoding: deflate,gzip;q=0.8, first_encoding"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "unknown_encoding"
expect resp.bodylen == 119
expect resp.http.X-Cache-Hit == 0
#
# Hash collision (https://github.com/haproxy/haproxy/issues/988)
#
# crc32(gzip) ^ crc32(br) ^ crc32(xxx) ^ crc32(jdcqiab) == crc32(gzip)
txreq -url "/hash-collision" -hdr "Accept-Encoding: br,gzip,xxx,jdcqiab"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "br"
expect resp.bodylen == 129
expect resp.http.X-Cache-Hit == 0
txreq -url "/hash-collision" -hdr "Accept-Encoding: gzip"
rxresp
expect resp.status == 200
expect resp.http.content-encoding == "gzip"
expect resp.bodylen == 139
expect resp.http.X-Cache-Hit == 0
} -run
|
