version 1.1.2.12, 2011/12/09 09:53:54
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version 1.1.2.17, 2011/12/13 10:12:36
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#include "global.h" |
#include "global.h" |
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#include "rtlm.h" |
#include "mqttd.h" |
#include "mqttd.h" |
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extern char cliCmd[], *cliStr[]; | static inline struct tagSession * |
| initSession(int sock, char * __restrict addr) |
| { |
| struct tagSession *sess = NULL; |
| const char *str; |
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FTRACE(5); |
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if (!addr) |
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return NULL; |
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sess = malloc(sizeof(struct tagSession)); |
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if (!sess) { |
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VERB(3) syslog(LOG_ERR, "Error:: in malloc #%d - %s", errno, strerror(errno)); |
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return NULL; |
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} else |
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memset(sess, 0, sizeof(struct tagSession)); |
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str = (const char*) cfg_GetAttribute(&cfg, CFG("mqttd"), CFG("retry")); |
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if (!str) |
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sess->sess_retry = DEFAULT_RETRY; |
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else |
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sess->sess_retry = strtol(str, NULL, 0); |
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sess->sess_buf = mqtt_msgAlloc(0); |
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if (!sess->sess_buf) { |
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VERB(3) syslog(LOG_ERR, "Error:: in msgAlloc #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
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free(sess); |
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return NULL; |
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} |
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sess->sess_sock = sock; |
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strlcpy(sess->sess_addr, addr, sizeof sess->sess_addr); |
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free(addr); |
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return sess; |
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} |
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static void |
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finiSession(struct tagSession *sess) |
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{ |
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register int i; |
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struct tagStore *store; |
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FTRACE(5); |
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if (!sess) |
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return; |
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for (i = 0; i < MQTT_QOS_RESERVED; i++) |
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while ((store = SLIST_FIRST(&sess->sess_store[i]))) { |
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SLIST_REMOVE_HEAD(&sess->sess_store[i], st_node); |
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free(store); |
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} |
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if (sess->sess_will.msg) |
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free(sess->sess_will.msg); |
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if (sess->sess_will.topic) |
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free(sess->sess_will.topic); |
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if (sess->sess_sock > STDERR_FILENO) { |
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shutdown(sess->sess_sock, SHUT_RDWR); |
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close(sess->sess_sock); |
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} |
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mqtt_msgFree(&sess->sess_buf, 42); |
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if (sess->sess_tid) |
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pthread_cancel(sess->sess_tid); |
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free(sess); |
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} |
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static void * |
static void * |
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thrSession(struct tagSession *sess) |
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{ |
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FTRACE(2); |
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TAILQ_REMOVE(&Sessions, sess, sess_node); |
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pthread_exit(NULL); |
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return NULL; |
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} |
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static void * |
startSession(sched_task_t *task) |
startSession(sched_task_t *task) |
{ |
{ |
u_char basebuf[USHRT_MAX]; |
u_char basebuf[USHRT_MAX]; |
mqtt_cb_t cbs[MQTT_TYPE_MAX + 1] = { 0 }; |
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mqtt_msg_t buf = { basebuf, sizeof basebuf }; |
mqtt_msg_t buf = { basebuf, sizeof basebuf }; |
mqtthdr_connflgs_t flg; |
mqtthdr_connflgs_t flg; |
int ret = 0; | mqtthdr_connack_t cack; |
struct timeval tv = { 0 }; | |
u_short ka; | |
struct tagSession *sess = NULL; |
struct tagSession *sess = NULL; |
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FTRACE(4); |
FTRACE(4); |
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sess = malloc(sizeof(struct tagSession)); | sess = initSession(TASK_FD(task), TASK_ARG(task)); |
if (!sess) { |
if (!sess) { |
VERB(3) syslog(LOG_ERR, "Error:: in malloc #%d - %s", errno, strerror(errno)); | if (TASK_ARG(task)) |
goto end; | free(TASK_ARG(task)); |
| close(TASK_FD(task)); |
| return NULL; |
} |
} |
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if (recv(TASK_FD(task), buf.msg_base, buf.msg_len, 0) == -1) { | if (recv(sess->sess_sock, buf.msg_base, buf.msg_len, 0) == -1) { |
VERB(3) syslog(LOG_ERR, "Error:: recv(%d) #%d - %s", (int) TASK_FD(task), | VERB(3) syslog(LOG_ERR, "Error:: recv(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
errno, strerror(errno)); | |
goto end; |
goto end; |
} |
} |
flg = mqtt_readCONNECT(&buf, &ka, sess->sess_cid, sizeof sess->sess_cid, | cack = mqtt_readCONNECT(&buf, &sess->sess_ka, sess->sess_cid, sizeof sess->sess_cid, |
sess->sess_user, sizeof sess->sess_user, sess->sess_pass, sizeof sess->sess_pass, |
sess->sess_user, sizeof sess->sess_user, sess->sess_pass, sizeof sess->sess_pass, |
sess->sess_will.topic, sess->sess_will.msg); | &sess->sess_will.topic, &sess->sess_will.msg); |
| flg.flags = cack.reserved; |
if (flg.reserved) { |
if (flg.reserved) { |
VERB(3) syslog(LOG_ERR, "Error:: in MQTT protocol #%d - %s", | VERB(3) syslog(LOG_ERR, "Error:: in MQTT protocol #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
mqtt_GetErrno(), mqtt_GetError()); | |
goto end; |
goto end; |
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} else { |
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sess->sess_clean = flg.clean_sess; |
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sess->sess_will.qos = flg.will_qos; |
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sess->sess_will.retain = flg.will_retain; |
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sess->sess_will.flag = flg.will_flg; |
} |
} |
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/* check online table for user */ |
/* check online table for user */ |
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if (call.LoginACC(&cfg, acc, sess->sess_user, sess->sess_pass)) { |
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VERB(1) syslog(LOG_WARNING, "Login:: DENIED for username %s and password %s", |
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sess->sess_user, sess->sess_pass); |
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goto end; |
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} else |
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VERB(1) syslog(LOG_WARNING, "Login:: ALLOWED for username %s ...", sess->sess_user); |
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/* Start session thread OK ... */ |
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TAILQ_INSERT_TAIL(&Sessions, sess, sess_node); |
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pthread_create(&sess->sess_tid, NULL, (void*(*)(void*)) thrSession, sess); |
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pthread_detach(sess->sess_tid); |
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VERB(1) syslog(LOG_DEBUG, "ConnID=%s(%s) for %s login OK!", |
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sess->sess_cid, sess->sess_user, sess->sess_addr); |
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return NULL; |
end: /* close client connection */ |
end: /* close client connection */ |
if (sess) |
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free(sess); |
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close(TASK_FD(task)); |
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VERB(1) syslog(LOG_DEBUG, "Close client %s with socket=%d", |
VERB(1) syslog(LOG_DEBUG, "Close client %s with socket=%d", |
(char*) TASK_ARG(task), (int) TASK_FD(task)); |
(char*) TASK_ARG(task), (int) TASK_FD(task)); |
if (TASK_ARG(task)) | finiSession(sess); |
free(TASK_ARG(task)); | |
return NULL; |
return NULL; |
} |
} |
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