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/*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MIT
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*
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* Portions created by Alan Antonuk are Copyright (c) 2012-2013
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* Alan Antonuk. All Rights Reserved.
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*
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* Portions created by VMware are Copyright (c) 2007-2012 VMware, Inc.
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* All Rights Reserved.
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*
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* Portions created by Tony Garnock-Jones are Copyright (c) 2009-2010
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* VMware, Inc. and Tony Garnock-Jones. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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* ***** END LICENSE BLOCK *****
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*/
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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 <string.h>
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#include <amqp.h>
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#include <amqp_tcp_socket.h>
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#include "utils.h"
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#define SUMMARY_EVERY_US 1000000
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static void send_batch(amqp_connection_state_t conn, char const *queue_name,
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int rate_limit, int message_count) {
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uint64_t start_time = now_microseconds();
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int i;
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int sent = 0;
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int previous_sent = 0;
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uint64_t previous_report_time = start_time;
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uint64_t next_summary_time = start_time + SUMMARY_EVERY_US;
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char message[256];
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amqp_bytes_t message_bytes;
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for (i = 0; i < (int)sizeof(message); i++) {
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message[i] = i & 0xff;
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}
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message_bytes.len = sizeof(message);
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message_bytes.bytes = message;
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for (i = 0; i < message_count; i++) {
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uint64_t now = now_microseconds();
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die_on_error(amqp_basic_publish(conn, 1, amqp_cstring_bytes("amq.direct"),
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amqp_cstring_bytes(queue_name), 0, 0, NULL,
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message_bytes),
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"Publishing");
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sent++;
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if (now > next_summary_time) {
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int countOverInterval = sent - previous_sent;
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double intervalRate =
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countOverInterval / ((now - previous_report_time) / 1000000.0);
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printf("%d ms: Sent %d - %d since last report (%d Hz)\n",
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(int)(now - start_time) / 1000, sent, countOverInterval,
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(int)intervalRate);
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previous_sent = sent;
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previous_report_time = now;
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next_summary_time += SUMMARY_EVERY_US;
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}
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while (((i * 1000000.0) / (now - start_time)) > rate_limit) {
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microsleep(2000);
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now = now_microseconds();
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}
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}
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{
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uint64_t stop_time = now_microseconds();
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int total_delta = (int)(stop_time - start_time);
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printf("PRODUCER - Message count: %d\n", message_count);
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printf("Total time, milliseconds: %d\n", total_delta / 1000);
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printf("Overall messages-per-second: %g\n",
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(message_count / (total_delta / 1000000.0)));
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}
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}
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int main(int argc, char const *const *argv) {
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char const *hostname;
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int port, status;
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int rate_limit;
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int message_count;
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amqp_socket_t *socket = NULL;
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amqp_connection_state_t conn;
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if (argc < 5) {
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fprintf(stderr,
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"Usage: amqp_producer host port rate_limit message_count\n");
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return 1;
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}
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hostname = argv[1];
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port = atoi(argv[2]);
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rate_limit = atoi(argv[3]);
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message_count = atoi(argv[4]);
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conn = amqp_new_connection();
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socket = amqp_tcp_socket_new(conn);
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if (!socket) {
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die("creating TCP socket");
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}
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status = amqp_socket_open(socket, hostname, port);
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if (status) {
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die("opening TCP socket");
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}
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die_on_amqp_error(amqp_login(conn, "/", 0, 131072, 0, AMQP_SASL_METHOD_PLAIN,
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"guest", "guest"),
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"Logging in");
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amqp_channel_open(conn, 1);
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die_on_amqp_error(amqp_get_rpc_reply(conn), "Opening channel");
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send_batch(conn, "test queue", rate_limit, message_count);
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die_on_amqp_error(amqp_channel_close(conn, 1, AMQP_REPLY_SUCCESS),
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"Closing channel");
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die_on_amqp_error(amqp_connection_close(conn, AMQP_REPLY_SUCCESS),
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"Closing connection");
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die_on_error(amqp_destroy_connection(conn), "Ending connection");
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return 0;
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}
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