File:  [ELWIX - Embedded LightWeight unIX -] / mqtt / src / daemon.c
Revision 1.1.2.5: download - view: text, annotated - select for diffs - revision graph
Thu Dec 1 08:45:01 2011 UTC (12 years, 7 months ago) by misho
Branches: mqtt1_0
added managment thread for service

    1: #include "global.h"
    2: 
    3: 
    4: static void *
    5: startSession(sched_task_t *task)
    6: {
    7: 	close(TASK_FD(task));
    8: 	VERB(1) syslog(LOG_DEBUG, "Close client %s with socket=%d", 
    9: 			(char*) TASK_ARG(task), (int) TASK_FD(task));
   10: 	if (TASK_ARG(task))
   11: 		free(TASK_ARG(task));
   12: 	return 0;
   13: }
   14: 
   15: /* ----------------------------------------------------------------------- */
   16: 
   17: static void *
   18: thrSched(void *arg __unused)
   19: {
   20: 	FTRACE(1);
   21: 
   22: 	schedRun(root, (intptr_t*) &Kill);
   23: 	pthread_exit(NULL);
   24: }
   25: 
   26: int
   27: Run(int sock)
   28: {
   29: 	io_sockaddr_t sa;
   30: 	socklen_t sslen = sizeof sa.ss;
   31: 	int cli;
   32: 	char *str = NULL, szAddr[STRSIZ] = { 0 };
   33: 	pthread_t tid;
   34: 
   35: 	FTRACE(1);
   36: 
   37: 	if (pthread_create(&tid, NULL, thrSched, NULL)) {
   38: 		syslog(LOG_ERR, "Error:: thread scheduler #%d - %s", errno, strerror(errno));
   39: 		return -1;
   40: 	} else
   41: 		pthread_detach(tid);
   42: 	VERB(2) syslog(LOG_DEBUG, "Run scheduler management thread");
   43: 
   44: 	if (listen(sock, SOMAXCONN) == -1) {
   45: 		syslog(LOG_ERR, "Error:: listen(%d) #%d - %s\n", sock, errno, strerror(errno));
   46: 		pthread_cancel(tid);
   47: 		return -1;
   48: 	}
   49: 
   50: 	while (!Kill) {
   51: 		if ((cli = accept(sock, &sa.sa, &sslen)) == -1) {
   52: 			syslog(LOG_ERR, "Error:: accept() #%d - %s", errno, strerror(errno));
   53: 			continue;
   54: 		} else
   55: 			VERB(1) {
   56: 				switch (sa.sa.sa_family) {
   57: 					case AF_INET:
   58: 						inet_ntop(AF_INET, &sa.sin.sin_addr, szAddr, sslen);
   59: 						snprintf(szAddr, sizeof szAddr, "%s:%d", 
   60: 								szAddr, ntohs(sa.sin.sin_port));
   61: 						break;
   62: 					case AF_INET6:
   63: 						inet_ntop(AF_INET6, &sa.sin6.sin6_addr, szAddr, sslen);
   64: 						snprintf(szAddr, sizeof szAddr, "%s:%d", 
   65: 								szAddr, ntohs(sa.sin6.sin6_port));
   66: 						break;
   67: 					case AF_LOCAL:
   68: 						strlcpy(szAddr, sa.sun.sun_path, sizeof szAddr);
   69: 						break;
   70: 					default:
   71: 						close(cli);
   72: 						syslog(LOG_ERR, "Error:: unsupported address type %d", 
   73: 								sa.sa.sa_family);
   74: 						continue;
   75: 				}
   76: 				str = strdup(szAddr);
   77: 				syslog(LOG_DEBUG, "Connected client with socket=%d from %s", cli, str);
   78: 			}
   79: 
   80: 		if (!schedRead(root, startSession, str, cli)) {
   81: 			close(cli);
   82: 			VERB(1) syslog(LOG_DEBUG, "Terminated client with socket=%d", cli);
   83: 			if (str)
   84: 				free(str);
   85: 		}
   86: 	}
   87: 
   88: 	return 0;
   89: }

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