/************************************************************************* * (C) 2011 AITNET ltd - Sofia/Bulgaria - * by Michael Pounov * * $Author: misho $ * $Id: mqtt_ping.c,v 1.4 2017/10/08 22:49:25 misho Exp $ * ************************************************************************** The ELWIX and AITNET software is distributed under the following terms: All of the documentation and software included in the ELWIX and AITNET Releases is copyrighted by ELWIX - Sofia/Bulgaria Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 by Michael Pounov . All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. All advertising materials mentioning features or use of this software must display the following acknowledgement: This product includes software developed by Michael Pounov ELWIX - Embedded LightWeight unIX and its contributors. 4. Neither the name of AITNET nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "global.h" #include "mqtt.h" #include "client.h" extern char compiled[], compiledby[], compilehost[]; struct tagArgs *args; static void Usage(void) { printf( " -= MQTT PING =- MQTT Ping from ELWIX\n" "=== %s@%s === Compiled: %s ===\n\n" " Syntax: mqtt_ping [options] \n\n" "\t-c \t\tNumber of ping requests (default: 1)\n" "\t-p \t\tDifferent port for connect (default: 1883)\n" "\t-T \t\tKeep alive timeout in seconds (default: 10sec)\n" "\t-U \t\tUsername\n" "\t-P \t\tPassword\n" "\t-v\t\t\tVerbose (more -vvv, more verbose)\n" "\t-h\t\t\tHelp! This screen\n\n", compiledby, compilehost, compiled); } static void cleanArgs(struct tagArgs * __restrict args) { mqtt_msgFree(&args->msg, 42); AIT_FREE_VAL(&args->User); AIT_FREE_VAL(&args->Pass); AIT_FREE_VAL(&args->ConnID); } static int Ping(int sock, int num, struct timeval * __restrict accu) { struct timeval before, after, calc; ait_val_t val; gettimeofday(&before, NULL); if (mqtt_KeepAlive(args->cli->sock, args->ka, 1) == -1) return -1; gettimeofday(&after, NULL); timersub(&after, &before, &calc); timeradd(accu, &calc, accu); printf(" + Ping %d MQTT broker %s ... %f sec.\n", num, e_n2addr(&args->addr, &val), calc.tv_sec + calc.tv_usec / 1.e6); AIT_FREE_VAL(&val); return 0; } int main(int argc, char **argv) { char ch; ait_val_t val; u_short port = atoi(MQTT_PORT); int num = 1, ret = 0, lost = 0; register int i; struct timeval accu; if (!(args = e_malloc(sizeof(struct tagArgs)))) { printf("Error:: in alloc arguments #%d - %s\n", errno, strerror(errno)); return 1; } else memset(args, 0, sizeof(struct tagArgs)); args->free = cleanArgs; if (!(args->msg = mqtt_msgAlloc(USHRT_MAX))) { printf("Error:: in mqtt buffer #%d - %s\n", mqtt_GetErrno(), mqtt_GetError()); args->free(args); e_free(args); return 1; } AIT_SET_STR(&args->ConnID, ""); AIT_SET_STR(&args->User, ""); AIT_SET_STR(&args->Pass, ""); args->ka = MQTT_KEEPALIVE; while ((ch = getopt(argc, argv, "T:U:P:p:c:vh")) != -1) switch (ch) { case 'c': num = (int) strtol(optarg, NULL, 0); break; case 'T': args->ka = (u_short) strtol(optarg, NULL, 0); break; case 'U': AIT_FREE_VAL(&args->User); AIT_SET_STR(&args->User, optarg); break; case 'P': AIT_FREE_VAL(&args->Pass); AIT_SET_STR(&args->Pass, optarg); break; case 'p': port = (u_short) strtol(optarg, NULL, 0); break; case 'v': e_incVerbose; break; case 'h': default: args->free(args); e_free(args); Usage(); return 1; } argc -= optind; argv += optind; if (argc < 2) { printf("Error:: host for connect not found or connection id!\n\n"); args->free(args); e_free(args); Usage(); return 1; } else { AIT_FREE_VAL(&args->ConnID); AIT_SET_STR(&args->ConnID, argv[1]); } if (!e_gethostbyname(*argv, port, &args->addr)) { printf("Error:: host not valid #%d - %s\n", elwix_GetErrno(), elwix_GetError()); args->free(args); e_free(args); Usage(); return 1; } printf("Connecting to %s:%d ... ", e_n2addr(&args->addr, &val), e_n2port(&args->addr)); AIT_FREE_VAL(&val); if (!(args->cli = mqtt_cli_Open(&args->addr.sa, args->ka))) { args->free(args); e_free(args); return 2; } switch ((ret = ConnectClient(args->cli->sock))) { case -1: printf(">> FAILED!\n"); break; case MQTT_RETCODE_ACCEPTED: printf(">> OK\n"); break; case MQTT_RETCODE_REFUSE_VER: printf(">> Incorrect version\n"); break; case MQTT_RETCODE_REFUSE_ID: printf(">> Incorrect connectID\n"); break; case MQTT_RETCODE_REFUSE_UNAVAIL: printf(">> Service unavailable\n"); break; case MQTT_RETCODE_REFUSE_USERPASS: printf(">> Refuse user/pass\n"); break; case MQTT_RETCODE_DENIED: printf(">> DENIED.\n"); break; } timerclear(&accu); if (ret == MQTT_RETCODE_ACCEPTED) { for (i = 0; i < num; i++) if ((ret = Ping(args->cli->sock, i, &accu))) { ret = 3; lost++; } printf("\nMQTT ping sended %d requests with %d lost responses and avarage %f sec.\n", num, lost, (accu.tv_sec + accu.tv_usec / 1.e6) / (num - lost)); } else ret = 4; mqtt_cli_Close(&args->cli); args->free(args); e_free(args); return ret; }