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 "src/core/lib/http/httpcli.h"
20
21 #include <string.h>
22
23 #include <grpc/grpc.h>
24 #include <grpc/support/alloc.h>
25 #include <grpc/support/log.h>
26 #include <grpc/support/string_util.h>
27 #include <grpc/support/sync.h>
28
29 #include "src/core/lib/iomgr/iomgr.h"
30 #include "test/core/util/port.h"
31 #include "test/core/util/subprocess.h"
32 #include "test/core/util/test_config.h"
33
34 static int g_done = 0;
35 static grpc_httpcli_context g_context;
36 static gpr_mu* g_mu;
37 static grpc_polling_entity g_pops;
38
n_seconds_time(int seconds)39 static grpc_millis n_seconds_time(int seconds) {
40 return grpc_timespec_to_millis_round_up(
41 grpc_timeout_seconds_to_deadline(seconds));
42 }
43
on_finish(void * arg,grpc_error * error)44 static void on_finish(void* arg, grpc_error* error) {
45 const char* expect =
46 "<html><head><title>Hello world!</title></head>"
47 "<body><p>This is a test</p></body></html>";
48 grpc_http_response* response = static_cast<grpc_http_response*>(arg);
49 GPR_ASSERT(response);
50 gpr_log(GPR_INFO, "response status=%d error=%s", response->status,
51 grpc_error_string(error));
52 GPR_ASSERT(response->status == 200);
53 GPR_ASSERT(response->body_length == strlen(expect));
54 GPR_ASSERT(0 == memcmp(expect, response->body, response->body_length));
55 gpr_mu_lock(g_mu);
56 g_done = 1;
57 GPR_ASSERT(GRPC_LOG_IF_ERROR(
58 "pollset_kick",
59 grpc_pollset_kick(grpc_polling_entity_pollset(&g_pops), nullptr)));
60 gpr_mu_unlock(g_mu);
61 }
62
test_get(int port)63 static void test_get(int port) {
64 grpc_httpcli_request req;
65 char* host;
66 grpc_core::ExecCtx exec_ctx;
67
68 g_done = 0;
69 gpr_log(GPR_INFO, "test_get");
70
71 gpr_asprintf(&host, "localhost:%d", port);
72 gpr_log(GPR_INFO, "requesting from %s", host);
73
74 memset(&req, 0, sizeof(req));
75 req.host = host;
76 req.http.path = const_cast<char*>("/get");
77 req.handshaker = &grpc_httpcli_plaintext;
78
79 grpc_http_response response;
80 memset(&response, 0, sizeof(response));
81 grpc_resource_quota* resource_quota = grpc_resource_quota_create("test_get");
82 grpc_httpcli_get(
83 &g_context, &g_pops, resource_quota, &req, n_seconds_time(15),
84 GRPC_CLOSURE_CREATE(on_finish, &response, grpc_schedule_on_exec_ctx),
85 &response);
86 grpc_resource_quota_unref_internal(resource_quota);
87 gpr_mu_lock(g_mu);
88 while (!g_done) {
89 grpc_pollset_worker* worker = nullptr;
90 GPR_ASSERT(GRPC_LOG_IF_ERROR(
91 "pollset_work", grpc_pollset_work(grpc_polling_entity_pollset(&g_pops),
92 &worker, n_seconds_time(1))));
93 gpr_mu_unlock(g_mu);
94
95 gpr_mu_lock(g_mu);
96 }
97 gpr_mu_unlock(g_mu);
98 gpr_free(host);
99 grpc_http_response_destroy(&response);
100 }
101
test_post(int port)102 static void test_post(int port) {
103 grpc_httpcli_request req;
104 char* host;
105 grpc_core::ExecCtx exec_ctx;
106
107 g_done = 0;
108 gpr_log(GPR_INFO, "test_post");
109
110 gpr_asprintf(&host, "localhost:%d", port);
111 gpr_log(GPR_INFO, "posting to %s", host);
112
113 memset(&req, 0, sizeof(req));
114 req.host = host;
115 req.http.path = const_cast<char*>("/post");
116 req.handshaker = &grpc_httpcli_plaintext;
117
118 grpc_http_response response;
119 memset(&response, 0, sizeof(response));
120 grpc_resource_quota* resource_quota = grpc_resource_quota_create("test_post");
121 grpc_httpcli_post(
122 &g_context, &g_pops, resource_quota, &req, "hello", 5, n_seconds_time(15),
123 GRPC_CLOSURE_CREATE(on_finish, &response, grpc_schedule_on_exec_ctx),
124 &response);
125 grpc_resource_quota_unref_internal(resource_quota);
126 gpr_mu_lock(g_mu);
127 while (!g_done) {
128 grpc_pollset_worker* worker = nullptr;
129 GPR_ASSERT(GRPC_LOG_IF_ERROR(
130 "pollset_work", grpc_pollset_work(grpc_polling_entity_pollset(&g_pops),
131 &worker, n_seconds_time(1))));
132 gpr_mu_unlock(g_mu);
133
134 gpr_mu_lock(g_mu);
135 }
136 gpr_mu_unlock(g_mu);
137 gpr_free(host);
138 grpc_http_response_destroy(&response);
139 }
140
destroy_pops(void * p,grpc_error * error)141 static void destroy_pops(void* p, grpc_error* error) {
142 grpc_pollset_destroy(
143 grpc_polling_entity_pollset(static_cast<grpc_polling_entity*>(p)));
144 }
145
main(int argc,char ** argv)146 int main(int argc, char** argv) {
147 gpr_subprocess* server;
148 grpc_test_init(argc, argv);
149 grpc_init();
150 {
151 grpc_closure destroyed;
152 grpc_core::ExecCtx exec_ctx;
153 char* me = argv[0];
154 char* lslash = strrchr(me, '/');
155 char* args[4];
156 int port = grpc_pick_unused_port_or_die();
157 int arg_shift = 0;
158 /* figure out where we are */
159 char* root;
160 if (lslash != nullptr) {
161 /* Hack for bazel target */
162 if (static_cast<unsigned>(lslash - me) >= (sizeof("http") - 1) &&
163 strncmp(me + (lslash - me) - sizeof("http") + 1, "http",
164 sizeof("http") - 1) == 0) {
165 lslash = me + (lslash - me) - sizeof("http");
166 }
167 root = static_cast<char*>(
168 gpr_malloc(static_cast<size_t>(lslash - me + sizeof("/../.."))));
169 memcpy(root, me, static_cast<size_t>(lslash - me));
170 memcpy(root + (lslash - me), "/../..", sizeof("/../.."));
171 } else {
172 root = gpr_strdup(".");
173 }
174
175 GPR_ASSERT(argc <= 2);
176 if (argc == 2) {
177 args[0] = gpr_strdup(argv[1]);
178 } else {
179 arg_shift = 1;
180 gpr_asprintf(&args[0], "%s/test/core/http/python_wrapper.sh", root);
181 gpr_asprintf(&args[1], "%s/test/core/http/test_server.py", root);
182 }
183
184 /* start the server */
185 args[1 + arg_shift] = const_cast<char*>("--port");
186 gpr_asprintf(&args[2 + arg_shift], "%d", port);
187 server = gpr_subprocess_create(3 + arg_shift, (const char**)args);
188 GPR_ASSERT(server);
189 gpr_free(args[0]);
190 if (arg_shift) gpr_free(args[1]);
191 gpr_free(args[2 + arg_shift]);
192 gpr_free(root);
193
194 gpr_sleep_until(gpr_time_add(gpr_now(GPR_CLOCK_REALTIME),
195 gpr_time_from_seconds(5, GPR_TIMESPAN)));
196
197 grpc_httpcli_context_init(&g_context);
198 grpc_pollset* pollset =
199 static_cast<grpc_pollset*>(gpr_zalloc(grpc_pollset_size()));
200 grpc_pollset_init(pollset, &g_mu);
201 g_pops = grpc_polling_entity_create_from_pollset(pollset);
202
203 test_get(port);
204 test_post(port);
205
206 grpc_httpcli_context_destroy(&g_context);
207 GRPC_CLOSURE_INIT(&destroyed, destroy_pops, &g_pops,
208 grpc_schedule_on_exec_ctx);
209 grpc_pollset_shutdown(grpc_polling_entity_pollset(&g_pops), &destroyed);
210 }
211 grpc_shutdown();
212
213 gpr_free(grpc_polling_entity_pollset(&g_pops));
214
215 gpr_subprocess_destroy(server);
216
217 return 0;
218 }
219