#include "global.h"
#include "rtlm.h"
#include "mqtt.h"
#include "client.h"
io_enableDEBUG;
sl_config cfg;
sqlite3 *acc, *pub;
FILE *logg;
extern char compiled[], compiledby[], compilehost[];
static char szCfgName[MAXPATHLEN];
intptr_t Kill;
struct tagArgs *args;
static void
Usage(void)
{
printf( " -= MQTT Client =- Publisher/Subscriber from ELWIX\n"
"=== %s@%s === Compiled: %s ===\n\n"
" Syntax: mqtt [options] <connect_to_broker[:port]> <ConnectID> [value_for_publish]\n\n"
"\t-t <topic>\t\tPublish topic\n"
"\t-s <topic[|QoS]>\tSubscribe for this topic, if wish add different |QoS to topic\n"
"\t-q <QoS>\t\tQoS level (0-at most 1, 1-at least 1, 2-exactly 1)\n"
"\t-d\t\t\tSend duplicate message\n"
"\t-r\t\t\tRetain message from broker\n"
"\t-C\t\t\tNot clear before connect!\n"
"\t-c <config>\t\tService config\n"
"\t-f\t\t\t'value_for_publish' is file instead text\n"
"\t-p <port>\t\tDifferent port for connect (default: 1883)\n"
"\t-T <timeout>\t\tKeep alive timeout in seconds\n"
"\t-U <username>\t\tUsername\n"
"\t-P <password>\t\tPassword\n"
"\t-W <topic>\t\tWill Topic\n"
"\t-M <message>\t\tWill Message\n"
"\t-D\t\t\tDaemon mode\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->Will.Msg);
AIT_FREE_VAL(&args->Will.Topic);
AIT_FREE_VAL(&args->User);
AIT_FREE_VAL(&args->Pass);
AIT_FREE_VAL(&args->Publish);
AIT_FREE_VAL(&args->Value);
AIT_FREE_VAL(&args->ConnID);
io_freeVars(&args->Subscribes);
}
int
main(int argc, char **argv)
{
char ch, batch = 1;
ait_val_t *v, val;
u_short port = atoi(MQTT_PORT);
int sock;
if (!(args = malloc(sizeof(struct tagArgs)))) {
printf("Error:: in arguments #%d - %s\n", errno, strerror(errno));
return 1;
} else
memset(args, 0, sizeof(struct tagArgs));
if (!(args->Subscribes = io_allocVars(1))) {
printf("Error:: in subscribes array #%d - %s\n", io_GetErrno(), io_GetError());
free(args);
return 1;
} else
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);
free(args);
return 1;
}
AIT_SET_STR(&args->ConnID, "");
AIT_SET_STR(&args->User, "");
AIT_SET_STR(&args->Pass, "");
args->ka = MQTT_KEEPALIVE;
strlcpy(szCfgName, DEFAULT_CONFIG, sizeof szCfgName);
while ((ch = getopt(argc, argv, "T:U:P:p:t:s:q:drc:W:M:fDvh")) != -1)
switch (ch) {
case 'T':
args->ka = (u_short) strtol(optarg, NULL, 0);
break;
case 'M':
AIT_FREE_VAL(&args->Will.Msg);
AIT_SET_STR(&args->Will.Msg, optarg);
break;
case 'W':
AIT_FREE_VAL(&args->Will.Topic);
AIT_SET_STR(&args->Will.Topic, optarg);
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 't':
AIT_FREE_VAL(&args->Publish);
AIT_SET_STR(&args->Publish, optarg);
break;
case 's':
v = io_allocVar();
if (!v) {
printf("Error:: not enough memory #%d - %s\n", errno, strerror(errno));
args->free(args);
free(args);
return 1;
} else
AIT_SET_STR(v, optarg);
io_arrayElem(args->Subscribes, io_arraySize(args->Subscribes), v);
break;
case 'q':
args->QoS = (char) strtol(optarg, NULL, 0);
if (args->QoS > MQTT_QOS_EXACTLY) {
printf("Error:: invalid QoS level %d\n", args->QoS);
args->free(args);
free(args);
return 1;
}
break;
case 'd':
args->Dup++;
break;
case 'r':
args->Retain++;
break;
case 'C':
args->notClear++;
break;
case 'f':
args->isFile++;
break;
case 'c':
strlcpy(szCfgName, optarg, sizeof szCfgName);
break;
case 'D':
batch = 0;
break;
case 'v':
io_incDebug;
break;
case 'h':
default:
args->free(args);
free(args);
Usage();
return 1;
}
argc -= optind;
argv += optind;
if (argc < 2) {
printf("Error:: host for connect not found or connection id not supplied!\n");
args->free(args);
free(args);
Usage();
return 1;
} else {
AIT_FREE_VAL(&args->ConnID);
AIT_SET_STR(&args->ConnID, argv[1]);
}
if (argc > 2)
AIT_SET_STR(&args->Value, argv[2]);
if (!io_gethostbyname(*argv, port, &args->addr)) {
printf("Error:: host not connect #%d - %s\n", io_GetErrno(), io_GetError());
args->free(args);
free(args);
Usage();
return 1;
}
ioVERBOSE(1) printf("Connecting to %s:%d ...\n", io_n2addr(&args->addr, &val), io_n2port(&args->addr));
if (LoadConfig(szCfgName, &cfg)) {
printf("Error:: can't load #%d - %s\n", cfg_GetErrno(), cfg_GetError());
args->free(args);
free(args);
return 1;
}
if ((sock = InitClient()) == -1) {
UnloadConfig(&cfg);
args->free(args);
free(args);
return 2;
}
printf("Connected ... ");
switch (try2Connect(sock)) {
case -1:
printf("FAILED!\n");
close(sock);
UnloadConfig(&cfg);
args->free(args);
free(args);
return 3;
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;
}
shutdown(sock, SHUT_RDWR);
close(sock);
UnloadConfig(&cfg);
args->free(args);
free(args);
return 0;
}
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