1 /*
2 * nghttp2 - HTTP/2 C Library
3 *
4 * Copyright (c) 2013 Tatsuhiro Tsujikawa
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining
7 * a copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sublicense, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
13 *
14 * The above copyright notice and this permission notice shall be
15 * included in all copies or substantial portions of the Software.
16 *
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
24 */
25 #include "shrpx_downstream_test.h"
26
27 #include <iostream>
28
29 #include <CUnit/CUnit.h>
30
31 #include "shrpx_downstream.h"
32
33 namespace shrpx {
34
test_downstream_field_store_append_last_header(void)35 void test_downstream_field_store_append_last_header(void) {
36 BlockAllocator balloc(16, 16);
37 FieldStore fs(balloc, 0);
38 fs.alloc_add_header_name(StringRef::from_lit("alpha"));
39 auto bravo = StringRef::from_lit("BRAVO");
40 fs.append_last_header_key(bravo.c_str(), bravo.size());
41 // Add more characters so that relloc occurs
42 auto golf = StringRef::from_lit("golF0123456789");
43 fs.append_last_header_key(golf.c_str(), golf.size());
44
45 auto charlie = StringRef::from_lit("Charlie");
46 fs.append_last_header_value(charlie.c_str(), charlie.size());
47 auto delta = StringRef::from_lit("deltA");
48 fs.append_last_header_value(delta.c_str(), delta.size());
49 // Add more characters so that relloc occurs
50 auto echo = StringRef::from_lit("echo0123456789");
51 fs.append_last_header_value(echo.c_str(), echo.size());
52
53 fs.add_header_token(StringRef::from_lit("echo"),
54 StringRef::from_lit("foxtrot"), false, -1);
55
56 auto ans =
57 HeaderRefs{{StringRef::from_lit("alphabravogolf0123456789"),
58 StringRef::from_lit("CharliedeltAecho0123456789")},
59 {StringRef::from_lit("echo"), StringRef::from_lit("foxtrot")}};
60 CU_ASSERT(ans == fs.headers());
61 }
62
test_downstream_field_store_header(void)63 void test_downstream_field_store_header(void) {
64 BlockAllocator balloc(16, 16);
65 FieldStore fs(balloc, 0);
66 fs.add_header_token(StringRef::from_lit("alpha"), StringRef::from_lit("0"),
67 false, -1);
68 fs.add_header_token(StringRef::from_lit(":authority"),
69 StringRef::from_lit("1"), false, http2::HD__AUTHORITY);
70 fs.add_header_token(StringRef::from_lit("content-length"),
71 StringRef::from_lit("2"), false,
72 http2::HD_CONTENT_LENGTH);
73
74 // By token
75 CU_ASSERT(HeaderRef(StringRef{":authority"}, StringRef{"1"}) ==
76 *fs.header(http2::HD__AUTHORITY));
77 CU_ASSERT(nullptr == fs.header(http2::HD__METHOD));
78
79 // By name
80 CU_ASSERT(HeaderRef(StringRef{"alpha"}, StringRef{"0"}) ==
81 *fs.header(StringRef::from_lit("alpha")));
82 CU_ASSERT(nullptr == fs.header(StringRef::from_lit("bravo")));
83 }
84
test_downstream_crumble_request_cookie(void)85 void test_downstream_crumble_request_cookie(void) {
86 Downstream d(nullptr, nullptr, 0);
87 auto &req = d.request();
88 req.fs.add_header_token(StringRef::from_lit(":method"),
89 StringRef::from_lit("get"), false, -1);
90 req.fs.add_header_token(StringRef::from_lit(":path"),
91 StringRef::from_lit("/"), false, -1);
92 req.fs.add_header_token(StringRef::from_lit("cookie"),
93 StringRef::from_lit("alpha; bravo; ; ;; charlie;;"),
94 true, http2::HD_COOKIE);
95 req.fs.add_header_token(StringRef::from_lit("cookie"),
96 StringRef::from_lit(";delta"), false,
97 http2::HD_COOKIE);
98 req.fs.add_header_token(StringRef::from_lit("cookie"),
99 StringRef::from_lit("echo"), false, http2::HD_COOKIE);
100
101 std::vector<nghttp2_nv> nva;
102 d.crumble_request_cookie(nva);
103
104 auto num_cookies = d.count_crumble_request_cookie();
105
106 CU_ASSERT(5 == nva.size());
107 CU_ASSERT(5 == num_cookies);
108
109 HeaderRefs cookies;
110 std::transform(std::begin(nva), std::end(nva), std::back_inserter(cookies),
111 [](const nghttp2_nv &nv) {
112 return HeaderRef(StringRef{nv.name, nv.namelen},
113 StringRef{nv.value, nv.valuelen},
114 nv.flags & NGHTTP2_NV_FLAG_NO_INDEX);
115 });
116
117 HeaderRefs ans = {
118 {StringRef::from_lit("cookie"), StringRef::from_lit("alpha")},
119 {StringRef::from_lit("cookie"), StringRef::from_lit("bravo")},
120 {StringRef::from_lit("cookie"), StringRef::from_lit("charlie")},
121 {StringRef::from_lit("cookie"), StringRef::from_lit("delta")},
122 {StringRef::from_lit("cookie"), StringRef::from_lit("echo")}};
123
124 CU_ASSERT(ans == cookies);
125 CU_ASSERT(cookies[0].no_index);
126 CU_ASSERT(cookies[1].no_index);
127 CU_ASSERT(cookies[2].no_index);
128 }
129
test_downstream_assemble_request_cookie(void)130 void test_downstream_assemble_request_cookie(void) {
131 Downstream d(nullptr, nullptr, 0);
132 auto &req = d.request();
133
134 req.fs.add_header_token(StringRef::from_lit(":method"),
135 StringRef::from_lit("get"), false, -1);
136 req.fs.add_header_token(StringRef::from_lit(":path"),
137 StringRef::from_lit("/"), false, -1);
138 req.fs.add_header_token(StringRef::from_lit("cookie"),
139 StringRef::from_lit("alpha"), false,
140 http2::HD_COOKIE);
141 req.fs.add_header_token(StringRef::from_lit("cookie"),
142 StringRef::from_lit("bravo;"), false,
143 http2::HD_COOKIE);
144 req.fs.add_header_token(StringRef::from_lit("cookie"),
145 StringRef::from_lit("charlie; "), false,
146 http2::HD_COOKIE);
147 req.fs.add_header_token(StringRef::from_lit("cookie"),
148 StringRef::from_lit("delta;;"), false,
149 http2::HD_COOKIE);
150 CU_ASSERT("alpha; bravo; charlie; delta" == d.assemble_request_cookie());
151 }
152
test_downstream_rewrite_location_response_header(void)153 void test_downstream_rewrite_location_response_header(void) {
154 Downstream d(nullptr, nullptr, 0);
155 auto &req = d.request();
156 auto &resp = d.response();
157 d.set_request_downstream_host(StringRef::from_lit("localhost2"));
158 req.authority = StringRef::from_lit("localhost:8443");
159 resp.fs.add_header_token(StringRef::from_lit("location"),
160 StringRef::from_lit("http://localhost2:3000/"),
161 false, http2::HD_LOCATION);
162 d.rewrite_location_response_header(StringRef::from_lit("https"));
163 auto location = resp.fs.header(http2::HD_LOCATION);
164 CU_ASSERT("https://localhost:8443/" == (*location).value);
165 }
166
test_downstream_supports_non_final_response(void)167 void test_downstream_supports_non_final_response(void) {
168 Downstream d(nullptr, nullptr, 0);
169 auto &req = d.request();
170
171 req.http_major = 3;
172 req.http_minor = 0;
173
174 CU_ASSERT(d.supports_non_final_response());
175
176 req.http_major = 2;
177 req.http_minor = 0;
178
179 CU_ASSERT(d.supports_non_final_response());
180
181 req.http_major = 1;
182 req.http_minor = 1;
183
184 CU_ASSERT(d.supports_non_final_response());
185
186 req.http_major = 1;
187 req.http_minor = 0;
188
189 CU_ASSERT(!d.supports_non_final_response());
190
191 req.http_major = 0;
192 req.http_minor = 9;
193
194 CU_ASSERT(!d.supports_non_final_response());
195 }
196
test_downstream_find_affinity_cookie(void)197 void test_downstream_find_affinity_cookie(void) {
198 Downstream d(nullptr, nullptr, 0);
199
200 auto &req = d.request();
201 req.fs.add_header_token(StringRef::from_lit("cookie"), StringRef{}, false,
202 http2::HD_COOKIE);
203 req.fs.add_header_token(StringRef::from_lit("cookie"),
204 StringRef::from_lit("a=b;;c=d"), false,
205 http2::HD_COOKIE);
206 req.fs.add_header_token(StringRef::from_lit("content-length"),
207 StringRef::from_lit("599"), false,
208 http2::HD_CONTENT_LENGTH);
209 req.fs.add_header_token(StringRef::from_lit("cookie"),
210 StringRef::from_lit("lb=deadbeef;LB=f1f2f3f4"), false,
211 http2::HD_COOKIE);
212 req.fs.add_header_token(StringRef::from_lit("cookie"),
213 StringRef::from_lit("short=e1e2e3e"), false,
214 http2::HD_COOKIE);
215
216 uint32_t aff;
217
218 aff = d.find_affinity_cookie(StringRef::from_lit("lb"));
219
220 CU_ASSERT(0xdeadbeef == aff);
221
222 aff = d.find_affinity_cookie(StringRef::from_lit("LB"));
223
224 CU_ASSERT(0xf1f2f3f4 == aff);
225
226 aff = d.find_affinity_cookie(StringRef::from_lit("short"));
227
228 CU_ASSERT(0 == aff);
229 }
230
231 } // namespace shrpx
232