Line data Source code
1 : /*
2 : *
3 : * Copyright 2015, Google Inc.
4 : * All rights reserved.
5 : *
6 : * Redistribution and use in source and binary forms, with or without
7 : * modification, are permitted provided that the following conditions are
8 : * met:
9 : *
10 : * * Redistributions of source code must retain the above copyright
11 : * notice, this list of conditions and the following disclaimer.
12 : * * Redistributions in binary form must reproduce the above
13 : * copyright notice, this list of conditions and the following disclaimer
14 : * in the documentation and/or other materials provided with the
15 : * distribution.
16 : * * Neither the name of Google Inc. nor the names of its
17 : * contributors may be used to endorse or promote products derived from
18 : * this software without specific prior written permission.
19 : *
20 : * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 : * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 : * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 : * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 : * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 : * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 : * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 : * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 : * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 : * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 : * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 : *
32 : */
33 :
34 : #include <grpc/grpc.h>
35 :
36 : #include <stdio.h>
37 : #include <string.h>
38 :
39 : #include <grpc/support/cmdline.h>
40 : #include <grpc/support/histogram.h>
41 : #include <grpc/support/log.h>
42 : #include <grpc/support/time.h>
43 : #include <grpc/support/useful.h>
44 : #include "test/core/util/grpc_profiler.h"
45 : #include "test/core/util/test_config.h"
46 :
47 : static gpr_histogram *histogram;
48 : static grpc_byte_buffer *the_buffer;
49 : static grpc_channel *channel;
50 : static grpc_completion_queue *cq;
51 : static grpc_call *call;
52 : static grpc_op ops[6];
53 : static grpc_op stream_init_op;
54 : static grpc_op stream_step_ops[2];
55 : static grpc_metadata_array initial_metadata_recv;
56 : static grpc_metadata_array trailing_metadata_recv;
57 : static grpc_byte_buffer *response_payload_recv = NULL;
58 : static grpc_status_code status;
59 : static char *details = NULL;
60 : static size_t details_capacity = 0;
61 : static grpc_op *op;
62 :
63 1 : static void init_ping_pong_request(void) {
64 1 : grpc_metadata_array_init(&initial_metadata_recv);
65 1 : grpc_metadata_array_init(&trailing_metadata_recv);
66 :
67 1 : op = ops;
68 :
69 1 : op->op = GRPC_OP_SEND_INITIAL_METADATA;
70 1 : op->data.send_initial_metadata.count = 0;
71 1 : op++;
72 1 : op->op = GRPC_OP_SEND_MESSAGE;
73 1 : op->data.send_message = the_buffer;
74 1 : op++;
75 1 : op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
76 1 : op++;
77 1 : op->op = GRPC_OP_RECV_INITIAL_METADATA;
78 1 : op->data.recv_initial_metadata = &initial_metadata_recv;
79 1 : op++;
80 1 : op->op = GRPC_OP_RECV_MESSAGE;
81 1 : op->data.recv_message = &response_payload_recv;
82 1 : op++;
83 1 : op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
84 1 : op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
85 1 : op->data.recv_status_on_client.status = &status;
86 1 : op->data.recv_status_on_client.status_details = &details;
87 1 : op->data.recv_status_on_client.status_details_capacity = &details_capacity;
88 1 : op++;
89 1 : }
90 :
91 101000 : static void step_ping_pong_request(void) {
92 101000 : call = grpc_channel_create_call(channel, NULL, GRPC_PROPAGATE_DEFAULTS, cq,
93 : "/Reflector/reflectUnary", "localhost",
94 : gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
95 101000 : GPR_ASSERT(GRPC_CALL_OK == grpc_call_start_batch(call, ops,
96 : (size_t)(op - ops),
97 : (void *)1, NULL));
98 101000 : grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
99 101000 : grpc_call_destroy(call);
100 101000 : grpc_byte_buffer_destroy(response_payload_recv);
101 101000 : call = NULL;
102 101000 : }
103 :
104 1 : static void init_ping_pong_stream(void) {
105 : grpc_call_error error;
106 1 : call = grpc_channel_create_call(channel, NULL, GRPC_PROPAGATE_DEFAULTS, cq,
107 : "/Reflector/reflectStream", "localhost",
108 : gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
109 1 : stream_init_op.op = GRPC_OP_SEND_INITIAL_METADATA;
110 1 : stream_init_op.data.send_initial_metadata.count = 0;
111 1 : error = grpc_call_start_batch(call, &stream_init_op, 1, (void *)1, NULL);
112 1 : GPR_ASSERT(GRPC_CALL_OK == error);
113 1 : grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
114 :
115 1 : grpc_metadata_array_init(&initial_metadata_recv);
116 :
117 1 : stream_step_ops[0].op = GRPC_OP_SEND_MESSAGE;
118 1 : stream_step_ops[0].data.send_message = the_buffer;
119 1 : stream_step_ops[1].op = GRPC_OP_RECV_MESSAGE;
120 1 : stream_step_ops[1].data.recv_message = &response_payload_recv;
121 1 : }
122 :
123 101000 : static void step_ping_pong_stream(void) {
124 : grpc_call_error error;
125 101000 : error = grpc_call_start_batch(call, stream_step_ops, 2, (void *)1, NULL);
126 101000 : GPR_ASSERT(GRPC_CALL_OK == error);
127 101000 : grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
128 101000 : grpc_byte_buffer_destroy(response_payload_recv);
129 101000 : }
130 :
131 400000 : static double now(void) {
132 400000 : gpr_timespec tv = gpr_now(GPR_CLOCK_REALTIME);
133 400000 : return 1e9 * (double)tv.tv_sec + tv.tv_nsec;
134 : }
135 :
136 : typedef struct {
137 : const char *name;
138 : void (*init)();
139 : void (*do_one_step)();
140 : } scenario;
141 :
142 : static const scenario scenarios[] = {
143 : {"ping-pong-request", init_ping_pong_request, step_ping_pong_request},
144 : {"ping-pong-stream", init_ping_pong_stream, step_ping_pong_stream},
145 : };
146 :
147 2 : int main(int argc, char **argv) {
148 2 : gpr_slice slice = gpr_slice_from_copied_string("x");
149 : double start, stop;
150 : unsigned i;
151 :
152 : char *fake_argv[1];
153 :
154 2 : int payload_size = 1;
155 2 : int secure = 0;
156 2 : char *target = "localhost:443";
157 : gpr_cmdline *cl;
158 : grpc_event event;
159 2 : char *scenario_name = "ping-pong-request";
160 2 : scenario sc = {NULL, NULL, NULL};
161 :
162 2 : GPR_ASSERT(argc >= 1);
163 2 : fake_argv[0] = argv[0];
164 2 : grpc_test_init(1, fake_argv);
165 :
166 2 : grpc_init();
167 :
168 2 : cl = gpr_cmdline_create("fling client");
169 2 : gpr_cmdline_add_int(cl, "payload_size", "Size of the payload to send",
170 : &payload_size);
171 2 : gpr_cmdline_add_string(cl, "target", "Target host:port", &target);
172 2 : gpr_cmdline_add_flag(cl, "secure", "Run with security?", &secure);
173 2 : gpr_cmdline_add_string(cl, "scenario", "Scenario", &scenario_name);
174 2 : gpr_cmdline_parse(cl, argc, argv);
175 2 : gpr_cmdline_destroy(cl);
176 :
177 6 : for (i = 0; i < GPR_ARRAY_SIZE(scenarios); i++) {
178 4 : if (0 == strcmp(scenarios[i].name, scenario_name)) {
179 2 : sc = scenarios[i];
180 : }
181 : }
182 2 : if (!sc.name) {
183 0 : fprintf(stderr, "unsupported scenario '%s'. Valid are:", scenario_name);
184 0 : for (i = 0; i < GPR_ARRAY_SIZE(scenarios); i++) {
185 0 : fprintf(stderr, " %s", scenarios[i].name);
186 : }
187 0 : return 1;
188 : }
189 :
190 2 : channel = grpc_insecure_channel_create(target, NULL, NULL);
191 2 : cq = grpc_completion_queue_create(NULL);
192 2 : the_buffer = grpc_raw_byte_buffer_create(&slice, (size_t)payload_size);
193 2 : histogram = gpr_histogram_create(0.01, 60e9);
194 :
195 2 : sc.init();
196 :
197 2002 : for (i = 0; i < 1000; i++) {
198 2000 : sc.do_one_step();
199 : }
200 :
201 2 : gpr_log(GPR_INFO, "start profiling");
202 2 : grpc_profiler_start("client.prof");
203 200002 : for (i = 0; i < 100000; i++) {
204 200000 : start = now();
205 200000 : sc.do_one_step();
206 200000 : stop = now();
207 200000 : gpr_histogram_add(histogram, stop - start);
208 : }
209 2 : grpc_profiler_stop();
210 :
211 2 : if (call) {
212 1 : grpc_call_destroy(call);
213 : }
214 :
215 2 : grpc_channel_destroy(channel);
216 2 : grpc_completion_queue_shutdown(cq);
217 : do {
218 2 : event = grpc_completion_queue_next(cq, gpr_inf_future(GPR_CLOCK_REALTIME),
219 : NULL);
220 2 : } while (event.type != GRPC_QUEUE_SHUTDOWN);
221 2 : grpc_completion_queue_destroy(cq);
222 2 : grpc_byte_buffer_destroy(the_buffer);
223 2 : gpr_slice_unref(slice);
224 :
225 2 : gpr_log(GPR_INFO, "latency (50/95/99/99.9): %f/%f/%f/%f",
226 : gpr_histogram_percentile(histogram, 50),
227 : gpr_histogram_percentile(histogram, 95),
228 : gpr_histogram_percentile(histogram, 99),
229 : gpr_histogram_percentile(histogram, 99.9));
230 2 : gpr_histogram_destroy(histogram);
231 :
232 2 : grpc_shutdown();
233 :
234 2 : return 0;
235 : }
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