version 1.1.2.24, 2011/12/16 12:16:17
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version 1.1.2.29, 2012/01/05 10:01:20
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Line 79 stopSession(struct tagSession *sess)
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Line 79 stopSession(struct tagSession *sess)
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mqtt_msg_t msg = { NULL, 0 }; |
mqtt_msg_t msg = { NULL, 0 }; |
int ret; |
int ret; |
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ioTRACE(4); |
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assert(sess); |
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pthread_mutex_lock(&mtx_sess); |
pthread_mutex_lock(&mtx_sess); |
TAILQ_REMOVE(&Sessions, sess, sess_node); |
TAILQ_REMOVE(&Sessions, sess, sess_node); |
pthread_mutex_unlock(&mtx_sess); |
pthread_mutex_unlock(&mtx_sess); |
Line 89 stopSession(struct tagSession *sess)
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Line 93 stopSession(struct tagSession *sess)
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else { |
else { |
ioDEBUG(5, "Sended %d bytes for disconnect", ret); |
ioDEBUG(5, "Sended %d bytes for disconnect", ret); |
free(msg.msg_base); |
free(msg.msg_base); |
msg.msg_len = 0; | memset(&msg, 0, sizeof msg); |
} |
} |
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ioDEBUG(1, "Close socket=%d", sess->sess_sock); |
ioDEBUG(1, "Close socket=%d", sess->sess_sock); |
finiSession(sess); |
finiSession(sess); |
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call.LOG(logg, "Session %s stopped from %s for user %s.\n", sess->sess_cid, |
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sess->sess_addr, sess->sess_user); |
} |
} |
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static int |
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KASession(struct tagSession *sess) |
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{ |
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u_char basebuf[USHRT_MAX]; |
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mqtt_msg_t msg = { NULL, 0 }, buf = { basebuf, sizeof basebuf }; |
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int ret; |
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struct pollfd pfd; |
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ioTRACE(4); |
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assert(sess); |
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/* ping request */ |
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ret = mqtt_msgPINGREQ(&msg); |
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if ((ret = send(sess->sess_sock, msg.msg_base, ret, 0)) == -1) { |
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ioDEBUG(3, "Error:: send(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
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return -1; |
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} else { |
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ioDEBUG(5, "Sended %d bytes for ping request", ret); |
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free(msg.msg_base); |
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memset(&msg, 0, sizeof msg); |
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} |
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pfd.fd = sess->sess_sock; |
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pfd.events = POLLIN | POLLPRI; |
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if ((ret = poll(&pfd, 1, sess->sess_ka)) == -1 || |
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pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
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ioDEBUG(3, "Error:: poll(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
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return -1; |
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} else if (!ret) { |
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/* problem!!! session is abandoned ... must be disconnect! */ |
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return 1; |
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} |
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/* receive & decode packet */ |
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if (recv(sess->sess_sock, buf.msg_base, buf.msg_len, 0) == -1) { |
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ioDEBUG(3, "Error:: recv(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
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return -1; |
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} |
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if (mqtt_readPINGRESP(&buf)) { |
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/* problem!!! session is broken, not hear ping response ... must be disconnect! */ |
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return 2; |
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} |
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/* Keep Alive is OK! */ |
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return 0; |
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} |
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static void * |
static void * |
thrSession(struct tagSession *sess) |
thrSession(struct tagSession *sess) |
{ |
{ |
pthread_cleanup_push((void(*)(void*)) stopSession, sess); | u_char basebuf[USHRT_MAX]; |
| mqtt_msg_t msg = { NULL, 0 }, buf = { basebuf, sizeof basebuf }; |
| int ret; |
| struct pollfd pfd; |
| struct mqtthdr *hdr; |
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pthread_cleanup_push((void(*)(void*)) stopSession, sess); |
ioTRACE(2); |
ioTRACE(2); |
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pfd.fd = sess->sess_sock; |
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pfd.events = POLLIN | POLLPRI; |
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while (!Kill) { |
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if ((ret = poll(&pfd, 1, sess->sess_ka)) == -1 || |
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pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { |
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ioDEBUG(3, "Error:: poll(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
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break; |
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} else if (!ret && (ret = KASession(sess))) { |
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call.LOG(logg, "Session %s keep-alive missing from %s for user %s ...\n", |
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sess->sess_cid, sess->sess_addr, sess->sess_user); |
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break; |
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} |
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/* receive & decode packet */ |
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if ((ret = recv(sess->sess_sock, buf.msg_base, buf.msg_len, 0)) == -1) { |
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ioDEBUG(3, "Error:: recv(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
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break; |
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} else if (!ret) { |
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ioDEBUG(4, "Session %s EOF received.", sess->sess_cid); |
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break; |
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} else |
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hdr = (struct mqtthdr*) buf.msg_base; |
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/* dispatch message type */ |
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switch (hdr->mqtt_msg.type) { |
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default: |
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ioDEBUG(5, "Error:: Session %s, wrong command %d - DISCARDED", |
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sess->sess_cid, hdr->mqtt_msg.type); |
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break; |
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} |
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} |
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pthread_cleanup_pop(42); |
pthread_cleanup_pop(42); |
pthread_exit(NULL); |
pthread_exit(NULL); |
} |
} |
Line 120 startSession(sched_task_t *task)
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Line 210 startSession(sched_task_t *task)
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ioTRACE(4); |
ioTRACE(4); |
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assert(task); |
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sess = initSession(TASK_FD(task), TASK_ARG(task)); |
sess = initSession(TASK_FD(task), TASK_ARG(task)); |
if (!sess) { |
if (!sess) { |
io_freeVar(TASK_ARG(task)); |
io_freeVar(TASK_ARG(task)); |
Line 162 startSession(sched_task_t *task)
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Line 254 startSession(sched_task_t *task)
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ioDEBUG(2, "Old session %s should be disconnect!", sess->sess_cid); |
ioDEBUG(2, "Old session %s should be disconnect!", sess->sess_cid); |
TAILQ_FOREACH(s, &Sessions, sess_node) |
TAILQ_FOREACH(s, &Sessions, sess_node) |
if (!strcmp(s->sess_cid, sess->sess_cid)) { |
if (!strcmp(s->sess_cid, sess->sess_cid)) { |
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/* found stale session & disconnect it! */ |
stopSession(s); |
stopSession(s); |
break; |
break; |
} |
} |
Line 186 startSession(sched_task_t *task)
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Line 279 startSession(sched_task_t *task)
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} else { |
} else { |
ioDEBUG(5, "Sended %d bytes", ret); |
ioDEBUG(5, "Sended %d bytes", ret); |
free(msg.msg_base); |
free(msg.msg_base); |
msg.msg_len = 0; | memset(&msg, 0, sizeof msg); |
} |
} |
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/* Start session thread OK ... */ |
/* Start session thread OK ... */ |
Line 210 end: /* close client connection */
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Line 303 end: /* close client connection */
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} else { |
} else { |
ioDEBUG(5, "Sended %d bytes", ret); |
ioDEBUG(5, "Sended %d bytes", ret); |
free(msg.msg_base); |
free(msg.msg_base); |
msg.msg_len = 0; | memset(&msg, 0, sizeof msg); |
} |
} |
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ioDEBUG(1, "Close client %s with socket=%d", sess->sess_addr, sess->sess_sock); |
ioDEBUG(1, "Close client %s with socket=%d", sess->sess_addr, sess->sess_sock); |