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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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193 lines
6.5 KiB
193 lines
6.5 KiB
/* |
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* |
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* Copyright 2014, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <grpc/grpc.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <grpc/support/cmdline.h> |
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#include <grpc/support/histogram.h> |
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#include <grpc/support/log.h> |
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#include <grpc/support/time.h> |
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#include <grpc/support/useful.h> |
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#include "test/core/util/grpc_profiler.h" |
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#include "test/core/util/test_config.h" |
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static gpr_histogram *histogram; |
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static grpc_byte_buffer *the_buffer; |
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static grpc_channel *channel; |
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static grpc_completion_queue *cq; |
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static grpc_call *call; |
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static void init_ping_pong_request(void) {} |
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static void step_ping_pong_request(void) { |
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call = grpc_channel_create_call_old(channel, "/Reflector/reflectUnary", |
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"localhost", gpr_inf_future); |
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GPR_ASSERT(grpc_call_invoke_old(call, cq, (void *)1, (void *)1, |
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GRPC_WRITE_BUFFER_HINT) == GRPC_CALL_OK); |
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GPR_ASSERT(grpc_call_start_write_old(call, the_buffer, (void *)1, |
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GRPC_WRITE_BUFFER_HINT) == GRPC_CALL_OK); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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GPR_ASSERT(grpc_call_start_read_old(call, (void *)1) == GRPC_CALL_OK); |
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GPR_ASSERT(grpc_call_writes_done_old(call, (void *)1) == GRPC_CALL_OK); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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grpc_call_destroy(call); |
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call = NULL; |
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} |
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static void init_ping_pong_stream(void) { |
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call = grpc_channel_create_call_old(channel, "/Reflector/reflectStream", |
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"localhost", gpr_inf_future); |
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GPR_ASSERT(grpc_call_invoke_old(call, cq, (void *)1, (void *)1, 0) == |
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GRPC_CALL_OK); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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} |
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static void step_ping_pong_stream(void) { |
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GPR_ASSERT(grpc_call_start_write_old(call, the_buffer, (void *)1, 0) == |
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GRPC_CALL_OK); |
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GPR_ASSERT(grpc_call_start_read_old(call, (void *)1) == GRPC_CALL_OK); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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grpc_event_finish(grpc_completion_queue_next(cq, gpr_inf_future)); |
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} |
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static double now(void) { |
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gpr_timespec tv = gpr_now(); |
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return 1e9 * tv.tv_sec + tv.tv_nsec; |
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} |
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typedef struct { |
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const char *name; |
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void (*init)(); |
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void (*do_one_step)(); |
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} scenario; |
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static const scenario scenarios[] = { |
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{"ping-pong-request", init_ping_pong_request, step_ping_pong_request}, |
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{"ping-pong-stream", init_ping_pong_stream, step_ping_pong_stream}, }; |
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int main(int argc, char **argv) { |
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gpr_slice slice = gpr_slice_from_copied_string("x"); |
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double start, stop; |
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unsigned i; |
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char *fake_argv[1]; |
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int payload_size = 1; |
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int done; |
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int secure = 0; |
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char *target = "localhost:443"; |
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gpr_cmdline *cl; |
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char *scenario_name = "ping-pong-request"; |
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scenario sc = {NULL, NULL, NULL}; |
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GPR_ASSERT(argc >= 1); |
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fake_argv[0] = argv[0]; |
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grpc_test_init(1, fake_argv); |
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grpc_init(); |
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cl = gpr_cmdline_create("fling client"); |
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gpr_cmdline_add_int(cl, "payload_size", "Size of the payload to send", |
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&payload_size); |
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gpr_cmdline_add_string(cl, "target", "Target host:port", &target); |
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gpr_cmdline_add_flag(cl, "secure", "Run with security?", &secure); |
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gpr_cmdline_add_string(cl, "scenario", "Scenario", &scenario_name); |
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gpr_cmdline_parse(cl, argc, argv); |
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gpr_cmdline_destroy(cl); |
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for (i = 0; i < GPR_ARRAY_SIZE(scenarios); i++) { |
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if (0 == strcmp(scenarios[i].name, scenario_name)) { |
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sc = scenarios[i]; |
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} |
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} |
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if (!sc.name) { |
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fprintf(stderr, "unsupported scenario '%s'. Valid are:", scenario_name); |
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for (i = 0; i < GPR_ARRAY_SIZE(scenarios); i++) { |
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fprintf(stderr, " %s", scenarios[i].name); |
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} |
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return 1; |
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} |
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channel = grpc_channel_create(target, NULL); |
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cq = grpc_completion_queue_create(); |
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the_buffer = grpc_byte_buffer_create(&slice, payload_size); |
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histogram = gpr_histogram_create(0.01, 60e9); |
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sc.init(); |
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for (i = 0; i < 1000; i++) { |
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sc.do_one_step(); |
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} |
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gpr_log(GPR_INFO, "start profiling"); |
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grpc_profiler_start("client.prof"); |
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for (i = 0; i < 100000; i++) { |
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start = now(); |
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sc.do_one_step(); |
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stop = now(); |
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gpr_histogram_add(histogram, stop - start); |
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} |
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grpc_profiler_stop(); |
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if (call) { |
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grpc_call_destroy(call); |
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} |
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grpc_channel_destroy(channel); |
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grpc_completion_queue_shutdown(cq); |
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done = 0; |
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while (!done) { |
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grpc_event *ev = grpc_completion_queue_next(cq, gpr_inf_future); |
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done = (ev->type == GRPC_QUEUE_SHUTDOWN); |
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grpc_event_finish(ev); |
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} |
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grpc_completion_queue_destroy(cq); |
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grpc_byte_buffer_destroy(the_buffer); |
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gpr_slice_unref(slice); |
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gpr_log(GPR_INFO, "latency (50/95/99/99.9): %f/%f/%f/%f", |
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gpr_histogram_percentile(histogram, 50), |
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gpr_histogram_percentile(histogram, 95), |
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gpr_histogram_percentile(histogram, 99), |
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gpr_histogram_percentile(histogram, 99.9)); |
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gpr_histogram_destroy(histogram); |
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grpc_shutdown(); |
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return 0; |
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}
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