version 1.2.2.15, 2012/04/25 16:36:26
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version 1.2.2.24, 2012/05/05 13:39:27
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Line 5
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Line 5
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#include "mqttd_calls.h" |
#include "mqttd_calls.h" |
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static void *startSession(sched_task_t *task); |
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static pthread_attr_t attr; |
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static inline struct tagSession * |
static inline struct tagSession * |
initSession(int sock, ait_val_t * __restrict v) |
initSession(int sock, ait_val_t * __restrict v) |
{ |
{ |
Line 23 initSession(int sock, ait_val_t * __restrict v)
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Line 19 initSession(int sock, ait_val_t * __restrict v)
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sess = malloc(sizeof(struct tagSession)); |
sess = malloc(sizeof(struct tagSession)); |
if (!sess) { |
if (!sess) { |
ioSYSERR(0); |
ioSYSERR(0); |
io_freeVar(v); |
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return NULL; |
return NULL; |
} else |
} else |
memset(sess, 0, sizeof(struct tagSession)); |
memset(sess, 0, sizeof(struct tagSession)); |
Line 42 initSession(int sock, ait_val_t * __restrict v)
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Line 37 initSession(int sock, ait_val_t * __restrict v)
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if (!sess->sess_buf) { |
if (!sess->sess_buf) { |
ioLIBERR(mqtt); |
ioLIBERR(mqtt); |
free(sess); |
free(sess); |
io_freeVar(v); |
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return NULL; |
return NULL; |
} |
} |
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Line 52 initSession(int sock, ait_val_t * __restrict v)
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Line 46 initSession(int sock, ait_val_t * __restrict v)
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ioDEBUG(3, "Error:: in srv_Init #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
ioDEBUG(3, "Error:: in srv_Init #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
mqtt_msgFree(&sess->sess_buf, 42); |
mqtt_msgFree(&sess->sess_buf, 42); |
free(sess); |
free(sess); |
io_freeVar(v); |
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return NULL; |
return NULL; |
} else { |
} else { |
mqtt_srv_setCmd(sess->sess_srv, MQTT_TYPE_CONNECT, cmdCONNECT); |
mqtt_srv_setCmd(sess->sess_srv, MQTT_TYPE_CONNECT, cmdCONNECT); |
Line 66 initSession(int sock, ait_val_t * __restrict v)
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Line 59 initSession(int sock, ait_val_t * __restrict v)
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sess->sess_sock = sock; |
sess->sess_sock = sock; |
strlcpy(sess->sess_addr, (char*) AIT_GET_STR(v), sizeof sess->sess_addr); |
strlcpy(sess->sess_addr, (char*) AIT_GET_STR(v), sizeof sess->sess_addr); |
io_freeVar(v); |
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return sess; |
return sess; |
} |
} |
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static void | void |
finiSession(struct tagSession *sess) |
finiSession(struct tagSession *sess) |
{ |
{ |
struct tagStore *store; |
struct tagStore *store; |
Line 84 finiSession(struct tagSession *sess)
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Line 76 finiSession(struct tagSession *sess)
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call.FiniSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, "%"); |
call.FiniSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, "%"); |
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SESS_ELEM_LOCK(sess); |
SESS_ELEM_LOCK(sess); |
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while ((store = SLIST_FIRST(&sess->sess_subscr))) { |
while ((store = SLIST_FIRST(&sess->sess_subscr))) { |
SLIST_REMOVE_HEAD(&sess->sess_subscr, st_node); |
SLIST_REMOVE_HEAD(&sess->sess_subscr, st_node); |
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Line 112 finiSession(struct tagSession *sess)
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Line 103 finiSession(struct tagSession *sess)
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free(sess); |
free(sess); |
} |
} |
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static void | static void * |
stopSession(struct tagSession *sess) | leaveClient(sched_task_t *task) |
{ |
{ |
mqtt_msg_t msg = { NULL, 0 }; | struct tagSession *sess; |
int ret; |
int ret; |
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ioTRACE(4); |
ioTRACE(4); |
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assert(task); |
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sess = TASK_ARG(task); |
assert(sess); |
assert(sess); |
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SESS_LOCK; |
SESS_LOCK; |
TAILQ_REMOVE(&Sessions, sess, sess_node); |
TAILQ_REMOVE(&Sessions, sess, sess_node); |
SESS_UNLOCK; |
SESS_UNLOCK; |
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ret = mqtt_msgDISCONNECT(&msg); | ret = mqtt_msgDISCONNECT(sess->sess_buf); |
send(sess->sess_sock, msg.msg_base, ret, MSG_NOSIGNAL); | send(TASK_FD(task), sess->sess_buf->msg_base, ret, MSG_NOSIGNAL); |
free(msg.msg_base); | |
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ioDEBUG(1, "Close socket=%d", sess->sess_sock); | ioDEBUG(1, "Close socket=%d", TASK_FD(task)); |
finiSession(sess); | |
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call.LOG(logg, "Session %s stopped from %s for user %s.\n", sess->sess_cid, |
call.LOG(logg, "Session %s stopped from %s for user %s.\n", sess->sess_cid, |
sess->sess_addr, sess->sess_user); |
sess->sess_addr, sess->sess_user); |
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finiSession(sess); |
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return NULL; |
} |
} |
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static void * |
static void * |
thrSession(struct tagSession *sess) | dispatchSession(sched_task_t *task) |
{ |
{ |
int ret, locKill = 42; | int ret, len = 0; |
struct pollfd pfd; | struct tagSession *sess; |
struct mqtthdr *hdr; | |
ait_val_t *v; | |
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pthread_cleanup_push((void(*)(void*)) stopSession, sess); |
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ioTRACE(2); |
ioTRACE(2); |
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pfd.fd = sess->sess_sock; | assert(task); |
pfd.events = POLLIN | POLLPRI; | |
while (!Kill && locKill) { | |
if ((ret = poll(&pfd, 1, sess->sess_ka * 1000)) == -1 || | |
pfd.revents & (POLLERR | POLLHUP | POLLNVAL)) { | |
ioDEBUG(3, "Error:: poll(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); | |
break; | |
} else if (!ret && (ret = mqtt_KeepAlive(sess->sess_sock, sess->sess_ka, 1))) { | |
call.LOG(logg, "Session %s keep-alive missing from %s for user %s ...\n", | |
sess->sess_cid, sess->sess_addr, sess->sess_user); | |
break; | |
} | |
/* receive & decode packet */ | |
if ((ret = recv(sess->sess_sock, sess->sess_buf->msg_base, sess->sess_buf->msg_len, 0)) == -1) { | |
ioDEBUG(3, "Error:: recv(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); | |
break; | |
} else if (!ret) { | |
ioDEBUG(4, "Session %s EOF received.", sess->sess_cid); | |
break; | |
} else | |
hdr = (struct mqtthdr*) sess->sess_buf->msg_base; | |
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/* dispatch message type */ | sess = TASK_ARG(task); |
if (mqtt_srv_Dispatch(sess->sess_srv, sess)) | assert(sess); |
ioLIBERR(mqtt); | |
switch (hdr->mqtt_msg.type) { | |
case MQTT_TYPE_CONNECT: | |
ioDEBUG(5, "Exec CONNECT session"); | |
if ((v = io_allocVar())) { | |
AIT_SET_STR(v, sess->sess_addr); | |
if (!schedEvent(root, startSession, v, (u_long) sess->sess_sock, sess, ret)) | |
io_freeVar(v); | |
} else | |
ioLIBERR(mqtt); | |
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SESS_LOCK; | /* receive & decode packet */ |
TAILQ_REMOVE(&Sessions, sess, sess_node); | if ((ret = recv(TASK_FD(task), sess->sess_buf->msg_base, sess->sess_buf->msg_len, 0)) == -1) { |
SESS_UNLOCK; | ioDEBUG(3, "Error:: recv(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
| finiSession(sess); |
locKill ^= locKill; | return NULL; |
break; | } else if (!ret) { |
case MQTT_TYPE_DISCONNECT: | ioDEBUG(4, "Session %s EOF received.", sess->sess_cid); |
ioDEBUG(5, "Exec DISCONNECT session"); | finiSession(sess); |
SESS_LOCK; | return NULL; |
TAILQ_REMOVE(&Sessions, sess, sess_node); | |
SESS_UNLOCK; | |
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finiSession(sess); | |
locKill ^= locKill; | |
continue; | |
case MQTT_TYPE_PUBLISH: | |
ioDEBUG(5, "Exec PUBLISH topic QoS=%d", hdr->mqtt_msg.qos); | |
/* | |
if (cmdPUBLISH(sess)) | |
locKill ^= locKill; | |
*/ | |
break; | |
case MQTT_TYPE_PUBREL: | |
break; | |
case MQTT_TYPE_SUBSCRIBE: | |
break; | |
case MQTT_TYPE_UNSUBSCRIBE: | |
break; | |
case MQTT_TYPE_PINGREQ: | |
ioDEBUG(5, "Exec PINGREQ session"); | |
break; | |
case MQTT_TYPE_PINGRESP: | |
ioDEBUG(5, "Exec PINGRESP session"); | |
break; | |
default: | |
ioDEBUG(5, "Error:: Session %s, wrong command %d - DISCARDED", | |
sess->sess_cid, hdr->mqtt_msg.type); | |
break; | |
} | |
} |
} |
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pthread_cleanup_pop(locKill); | do { |
pthread_exit(NULL); | /* dispatch message type */ |
| if ((len = mqtt_srv_Dispatch(sess->sess_srv, ret, sess)) == -1) { |
| ioLIBERR(mqtt); |
| ret = 0; |
| } else |
| ret -= len; |
| } while (len && ret > 0); |
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| if (!schedRead(root, dispatchSession, TASK_ARG(task), TASK_FD(task), NULL, 0)) |
| ioLIBERR(sched); |
return NULL; |
return NULL; |
} |
} |
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static void * | void * |
startSession(sched_task_t *task) |
startSession(sched_task_t *task) |
{ |
{ |
u_char basebuf[USHRT_MAX]; |
u_char basebuf[USHRT_MAX]; |
mqtt_msg_t msg = { NULL, 0 }, buf = { basebuf, sizeof basebuf }; | mqtt_msg_t buf = { basebuf, sizeof basebuf }; |
mqtthdr_connflgs_t flg; |
mqtthdr_connflgs_t flg; |
mqtthdr_connack_t cack; |
mqtthdr_connack_t cack; |
struct tagSession *s, *sess = NULL; |
struct tagSession *s, *sess = NULL; |
int ret; | int ret, wlen; |
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ioTRACE(4); |
ioTRACE(4); |
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Line 246 startSession(sched_task_t *task)
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Line 186 startSession(sched_task_t *task)
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if (!TASK_DATA(task)) { |
if (!TASK_DATA(task)) { |
/* flow from accept new clients */ |
/* flow from accept new clients */ |
sess = initSession(TASK_FD(task), TASK_ARG(task)); |
sess = initSession(TASK_FD(task), TASK_ARG(task)); |
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io_freeVar(TASK_ARG(task)); |
if (!sess) { |
if (!sess) { |
io_freeVar(TASK_ARG(task)); |
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close(TASK_FD(task)); |
close(TASK_FD(task)); |
return NULL; |
return NULL; |
} |
} |
Line 260 startSession(sched_task_t *task)
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Line 200 startSession(sched_task_t *task)
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} |
} |
} else { |
} else { |
sess = TASK_DATA(task); |
sess = TASK_DATA(task); |
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assert(sess); |
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buf.msg_len = TASK_DATLEN(task) > sizeof basebuf ? sizeof basebuf : TASK_DATLEN(task); |
buf.msg_len = TASK_DATLEN(task) > sizeof basebuf ? sizeof basebuf : TASK_DATLEN(task); |
memcpy(buf.msg_base, sess->sess_buf->msg_base, buf.msg_len); |
memcpy(buf.msg_base, sess->sess_buf->msg_base, buf.msg_len); |
} |
} |
Line 295 startSession(sched_task_t *task)
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Line 237 startSession(sched_task_t *task)
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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)) { |
/* found stale session & disconnect it! */ |
/* found stale session & disconnect it! */ |
stopSession(s); | schedWrite(root, leaveClient, sess, TASK_FD(task), NULL, 0); |
break; |
break; |
} |
} |
} |
} |
Line 312 startSession(sched_task_t *task)
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Line 254 startSession(sched_task_t *task)
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ret = MQTT_RETCODE_ACCEPTED; |
ret = MQTT_RETCODE_ACCEPTED; |
} |
} |
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ret = mqtt_msgCONNACK(&msg, ret); |
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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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finiSession(sess); |
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return NULL; |
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} else { |
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ioDEBUG(5, "Sended %d bytes", 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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/* Start session thread OK ... */ |
/* Start session thread OK ... */ |
SESS_LOCK; |
SESS_LOCK; |
TAILQ_INSERT_TAIL(&Sessions, sess, sess_node); |
TAILQ_INSERT_TAIL(&Sessions, sess, sess_node); |
pthread_create(&sess->sess_tid, &attr, (void*(*)(void*)) thrSession, sess); |
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SESS_UNLOCK; |
SESS_UNLOCK; |
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if (!schedRead(root, dispatchSession, sess, TASK_FD(task), NULL, 0)) |
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ioLIBERR(sched); |
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call.LOG(logg, "Session %s started from %s for user %s (timeout=%d) OK!\n", sess->sess_cid, |
call.LOG(logg, "Session %s started from %s for user %s (timeout=%d) OK!\n", sess->sess_cid, |
sess->sess_addr, sess->sess_user, sess->sess_ka); |
sess->sess_addr, sess->sess_user, sess->sess_ka); |
return NULL; |
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end: /* close client connection */ |
end: /* close client connection */ |
ret = mqtt_msgCONNACK(&msg, ret); | wlen = mqtt_msgCONNACK(sess->sess_buf, ret); |
if ((ret = send(sess->sess_sock, msg.msg_base, ret, 0)) == -1) { | if ((wlen = send(TASK_FD(task), sess->sess_buf->msg_base, wlen, 0)) == -1) { |
ioDEBUG(3, "Error:: send(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); | ioDEBUG(3, "Error:: send(%d) #%d - %s", TASK_FD(task), errno, strerror(errno)); |
} else { | } else |
ioDEBUG(5, "Sended %d bytes", ret); | ioDEBUG(5, "Sended %d bytes", wlen); |
free(msg.msg_base); | |
memset(&msg, 0, sizeof msg); | |
} | |
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ioDEBUG(1, "Close client %s with socket=%d", sess->sess_addr, sess->sess_sock); | if (ret != MQTT_RETCODE_ACCEPTED) { |
finiSession(sess); | ioDEBUG(1, "Close client %s with socket=%d", sess->sess_addr, TASK_FD(task)); |
| finiSession(sess); |
| } |
return NULL; |
return NULL; |
} |
} |
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Line 363 acceptClient(sched_task_t *task)
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Line 294 acceptClient(sched_task_t *task)
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if ((cli = accept(TASK_FD(task), &sa.sa, &sslen)) == -1) |
if ((cli = accept(TASK_FD(task), &sa.sa, &sslen)) == -1) |
goto end; |
goto end; |
else |
else |
fcntl(TASK_FD(task), F_SETFL, fcntl(TASK_FD(task), F_GETFL, 0) | O_NONBLOCK); | fcntl(cli, F_SETFL, fcntl(cli, F_GETFL, 0) | O_NONBLOCK); |
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v = io_allocVar(); |
v = io_allocVar(); |
if (!v) { |
if (!v) { |
Line 373 acceptClient(sched_task_t *task)
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Line 304 acceptClient(sched_task_t *task)
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} else { |
} else { |
memset(str, 0, sizeof str); |
memset(str, 0, sizeof str); |
snprintf(str, sizeof str, "%s:%hu", io_n2addr(&sa, v), io_n2port(&sa)); |
snprintf(str, sizeof str, "%s:%hu", io_n2addr(&sa, v), io_n2port(&sa)); |
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AIT_FREE_VAL(v); |
AIT_SET_STR(v, str); |
AIT_SET_STR(v, str); |
} |
} |
ioDEBUG(1, "Connected client with socket=%d from %s", cli, AIT_GET_STR(v)); |
ioDEBUG(1, "Connected client with socket=%d from %s", cli, AIT_GET_STR(v)); |
Line 383 acceptClient(sched_task_t *task)
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Line 315 acceptClient(sched_task_t *task)
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ioDEBUG(1, "Terminated client with socket=%d", cli); |
ioDEBUG(1, "Terminated client with socket=%d", cli); |
} |
} |
end: |
end: |
if (!schedRead(TASK_ROOT(task), acceptClient, NULL, TASK_FD(task), NULL, 0)) | if (!schedRead(root, acceptClient, NULL, TASK_FD(task), NULL, 0)) |
ioLIBERR(sched); |
ioLIBERR(sched); |
return NULL; |
return NULL; |
} |
} |
Line 410 Run(int sock)
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Line 342 Run(int sock)
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return -1; |
return -1; |
} |
} |
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pthread_attr_init(&attr); |
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pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); |
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schedPolling(root, &pl, NULL); |
schedPolling(root, &pl, NULL); |
schedRun(root, &Kill); |
schedRun(root, &Kill); |
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pthread_attr_destroy(&attr); |
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/* free all undeleted elements into lists */ |
/* free all undeleted elements into lists */ |
PUBS_LOCK; |
PUBS_LOCK; |