1 /*
2 *
3 * Copyright 2015 gRPC authors.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 */
18
19 #include "test/core/bad_client/bad_client.h"
20
21 #include <string.h>
22
23 #include <grpc/grpc.h>
24
25 #include "src/core/lib/surface/server.h"
26 #include "test/core/end2end/cq_verifier.h"
27
28 #define PFX_STR \
29 "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n" \
30 "\x00\x00\x00\x04\x00\x00\x00\x00\x00" /* settings frame */ \
31 "\x00\x00\xc9\x01\x04\x00\x00\x00\x01" /* headers: generated from \
32 simple_request.headers in this \
33 directory */ \
34 "\x10\x05:path\x08/foo/bar" \
35 "\x10\x07:scheme\x04http" \
36 "\x10\x07:method\x04POST" \
37 "\x10\x0a:authority\x09localhost" \
38 "\x10\x0c" \
39 "content-type\x10" \
40 "application/grpc" \
41 "\x10\x14grpc-accept-encoding\x15" \
42 "deflate,identity,gzip" \
43 "\x10\x02te\x08trailers" \
44 "\x10\x0auser-agent\"bad-client grpc-c/0.12.0.0 (linux)"
45
46 #define PFX_STR_UNUSUAL \
47 "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n" \
48 "\x00\x00\x00\x04\x00\x00\x00\x00\x00" /* settings frame */ \
49 "\x00\x00\xf4\x01\x04\x00\x00\x00\x01" /* headers: generated from \
50 simple_request_unusual.headers \
51 in this directory */ \
52 "\x10\x05:path\x08/foo/bar" \
53 "\x10\x07:scheme\x04http" \
54 "\x10\x07:method\x04POST" \
55 "\x10\x04host\x09localhost" \
56 "\x10\x0c" \
57 "content-type\x1e" \
58 "application/grpc+this-is-valid" \
59 "\x10\x14grpc-accept-encoding\x15identity,deflate,gzip" \
60 "\x10\x02te\x08trailers" \
61 "\x10\x0auser-agent\"bad-client grpc-c/0.12.0.0 (linux)" \
62 "\x10\x0cgrpc-timeout\x03" \
63 "10S" \
64 "\x10\x0cgrpc-timeout\x02" \
65 "5S"
66
67 #define PFX_STR_UNUSUAL2 \
68 "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n" \
69 "\x00\x00\x00\x04\x00\x00\x00\x00\x00" /* settings frame */ \
70 "\x00\x00\xf4\x01\x04\x00\x00\x00\x01" /* headers: generated from \
71 simple_request_unusual2.headers \
72 in this directory */ \
73 "\x10\x05:path\x08/foo/bar" \
74 "\x10\x07:scheme\x04http" \
75 "\x10\x07:method\x04POST" \
76 "\x10\x04host\x09localhost" \
77 "\x10\x0c" \
78 "content-type\x1e" \
79 "application/grpc;this-is-valid" \
80 "\x10\x14grpc-accept-encoding\x15identity,deflate,gzip" \
81 "\x10\x02te\x08trailers" \
82 "\x10\x0auser-agent\"bad-client grpc-c/0.12.0.0 (linux)" \
83 "\x10\x0cgrpc-timeout\x03" \
84 "10S" \
85 "\x10\x0cgrpc-timeout\x02" \
86 "5S"
87
tag(intptr_t t)88 static void* tag(intptr_t t) { return (void*)t; }
89
verifier(grpc_server * server,grpc_completion_queue * cq,void * registered_method)90 static void verifier(grpc_server* server, grpc_completion_queue* cq,
91 void* registered_method) {
92 grpc_call_error error;
93 grpc_call* s;
94 grpc_call_details call_details;
95 cq_verifier* cqv = cq_verifier_create(cq);
96 grpc_metadata_array request_metadata_recv;
97
98 grpc_call_details_init(&call_details);
99 grpc_metadata_array_init(&request_metadata_recv);
100
101 error = grpc_server_request_call(server, &s, &call_details,
102 &request_metadata_recv, cq, cq, tag(101));
103 GPR_ASSERT(GRPC_CALL_OK == error);
104 CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
105 cq_verify(cqv);
106
107 GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.host, "localhost"));
108 GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo/bar"));
109
110 grpc_metadata_array_destroy(&request_metadata_recv);
111 grpc_call_details_destroy(&call_details);
112 grpc_call_unref(s);
113 cq_verifier_destroy(cqv);
114 }
115
failure_verifier(grpc_server * server,grpc_completion_queue * cq,void * registered_method)116 static void failure_verifier(grpc_server* server, grpc_completion_queue* cq,
117 void* registered_method) {
118 while (grpc_server_has_open_connections(server)) {
119 GPR_ASSERT(grpc_completion_queue_next(
120 cq, grpc_timeout_milliseconds_to_deadline(20), nullptr)
121 .type == GRPC_QUEUE_TIMEOUT);
122 }
123 }
124
main(int argc,char ** argv)125 int main(int argc, char** argv) {
126 grpc_test_init(argc, argv);
127 grpc_init();
128
129 /* basic request: check that things are working */
130 GRPC_RUN_BAD_CLIENT_TEST(verifier, nullptr, PFX_STR, 0);
131 GRPC_RUN_BAD_CLIENT_TEST(verifier, nullptr, PFX_STR_UNUSUAL, 0);
132 GRPC_RUN_BAD_CLIENT_TEST(verifier, nullptr, PFX_STR_UNUSUAL2, 0);
133
134 /* push an illegal data frame */
135 GRPC_RUN_BAD_CLIENT_TEST(verifier, nullptr,
136 PFX_STR
137 "\x00\x00\x05\x00\x00\x00\x00\x00\x01"
138 "\x34\x00\x00\x00\x00",
139 0);
140
141 /* push a data frame with bad flags */
142 GRPC_RUN_BAD_CLIENT_TEST(verifier, nullptr,
143 PFX_STR "\x00\x00\x00\x00\x02\x00\x00\x00\x01", 0);
144 /* push a window update with a bad length */
145 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
146 PFX_STR "\x00\x00\x01\x08\x00\x00\x00\x00\x01", 0);
147 /* push a window update with bad flags */
148 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
149 PFX_STR "\x00\x00\x00\x08\x10\x00\x00\x00\x01", 0);
150 /* push a window update with bad data */
151 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
152 PFX_STR
153 "\x00\x00\x04\x08\x00\x00\x00\x00\x01"
154 "\xff\xff\xff\xff",
155 0);
156 /* push a short goaway */
157 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
158 PFX_STR "\x00\x00\x04\x07\x00\x00\x00\x00\x00", 0);
159 /* disconnect before sending goaway */
160 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
161 PFX_STR "\x00\x01\x12\x07\x00\x00\x00\x00\x00",
162 GRPC_BAD_CLIENT_DISCONNECT);
163 /* push a rst_stream with a bad length */
164 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
165 PFX_STR "\x00\x00\x01\x03\x00\x00\x00\x00\x01", 0);
166 /* push a rst_stream with bad flags */
167 GRPC_RUN_BAD_CLIENT_TEST(failure_verifier, nullptr,
168 PFX_STR "\x00\x00\x00\x03\x10\x00\x00\x00\x01", 0);
169
170 grpc_shutdown();
171 return 0;
172 }
173