82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
/* This provides a crude manner of testing the performance of a broker in messages/s. */
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#include <stdbool.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/time.h>
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#include <mosquitto.h>
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#include <msgsps_common.h>
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static bool run = true;
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static int message_count = 0;
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static struct timeval start, stop;
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void my_connect_callback(struct mosquitto *mosq, void *obj, int rc)
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{
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printf("rc: %d\n", rc);
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gettimeofday(&start, NULL);
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}
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void my_disconnect_callback(struct mosquitto *mosq, void *obj, int result)
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{
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run = false;
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}
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void my_publish_callback(struct mosquitto *mosq, void *obj, int mid)
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{
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message_count++;
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if(message_count == MESSAGE_COUNT){
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gettimeofday(&stop, NULL);
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mosquitto_disconnect((struct mosquitto *)obj);
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}
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}
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int main(int argc, char *argv[])
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{
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struct mosquitto *mosq;
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int i;
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double dstart, dstop, diff;
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uint8_t *buf;
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buf = malloc(MESSAGE_SIZE*MESSAGE_COUNT);
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if(!buf){
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printf("Error: Out of memory.\n");
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return 1;
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}
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start.tv_sec = 0;
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start.tv_usec = 0;
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stop.tv_sec = 0;
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stop.tv_usec = 0;
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mosquitto_lib_init();
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mosq = mosquitto_new("perftest", true, NULL);
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mosquitto_connect_callback_set(mosq, my_connect_callback);
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mosquitto_disconnect_callback_set(mosq, my_disconnect_callback);
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mosquitto_publish_callback_set(mosq, my_publish_callback);
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mosquitto_connect(mosq, HOST, PORT, 600);
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mosquitto_loop_start(mosq);
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i=0;
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for(i=0; i<MESSAGE_COUNT; i++){
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mosquitto_publish(mosq, NULL, "perf/test", MESSAGE_SIZE, &buf[i*MESSAGE_SIZE], PUB_QOS, false);
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}
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mosquitto_loop_stop(mosq, false);
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dstart = (double)start.tv_sec*1.0e6 + (double)start.tv_usec;
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dstop = (double)stop.tv_sec*1.0e6 + (double)stop.tv_usec;
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diff = (dstop-dstart)/1.0e6;
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printf("Start: %g\nStop: %g\nDiff: %g\nMessages/s: %g\n", dstart, dstop, diff, (double)MESSAGE_COUNT/diff);
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mosquitto_destroy(mosq);
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mosquitto_lib_cleanup();
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return 0;
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}
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