version 1.1.2.4, 2011/12/01 08:15:25
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version 1.1.2.16, 2011/12/12 09:24:25
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Line 1
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#include "global.h" |
#include "global.h" |
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#include "rtlm.h" |
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#include "mqttd.h" |
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static int | static inline struct tagSession * |
startSession(int s, const char *csAddr) | initSession(int sock, char * __restrict addr) |
{ |
{ |
return 0; | struct tagSession *sess = NULL; |
| const char *str; |
| |
| FTRACE(5); |
| |
| if (!addr) |
| return NULL; |
| |
| sess = malloc(sizeof(struct tagSession)); |
| if (!sess) { |
| VERB(3) syslog(LOG_ERR, "Error:: in malloc #%d - %s", errno, strerror(errno)); |
| return NULL; |
| } else |
| memset(sess, 0, sizeof(struct tagSession)); |
| |
| str = cfg_GetAttribute(&cfg, CFG("mqttd"), CFG("retry")); |
| if (!str) |
| sess->sess_retry = DEFAULT_RETRY; |
| else |
| sess->sess_retry = strtol(str, NULL, 0); |
| |
| sess->sess_buf = mqtt_msgAlloc(0); |
| if (!sess->sess_buf) { |
| VERB(3) syslog(LOG_ERR, "Error:: in msgAlloc #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
| free(sess); |
| return NULL; |
| } |
| |
| sess->sess_sock = sock; |
| strlcpy(sess->sess_addr, addr, sizeof sess->sess_addr); |
| free(addr); |
| return sess; |
} |
} |
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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 * |
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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 * |
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startSession(sched_task_t *task) |
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{ |
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u_char basebuf[USHRT_MAX]; |
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mqtt_msg_t buf = { basebuf, sizeof basebuf }; |
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mqtthdr_connflgs_t flg; |
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mqtthdr_connack_t cack; |
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struct tagSession *sess = NULL; |
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FTRACE(4); |
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sess = initSession(TASK_FD(task), TASK_ARG(task)); |
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if (!sess) { |
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if (TASK_ARG(task)) |
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free(TASK_ARG(task)); |
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close(TASK_FD(task)); |
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return NULL; |
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} |
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if (recv(sess->sess_sock, buf.msg_base, buf.msg_len, 0) == -1) { |
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VERB(3) syslog(LOG_ERR, "Error:: recv(%d) #%d - %s", sess->sess_sock, errno, strerror(errno)); |
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goto end; |
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} |
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cack = mqtt_readCONNECT(&buf, &sess->sess_ka, sess->sess_cid, sizeof sess->sess_cid, |
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sess->sess_user, sizeof sess->sess_user, sess->sess_pass, sizeof sess->sess_pass, |
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&sess->sess_will.topic, &sess->sess_will.msg); |
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flg.flags = cack.reserved; |
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if (flg.reserved) { |
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VERB(3) syslog(LOG_ERR, "Error:: in MQTT protocol #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
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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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} |
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/* 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; |
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end: /* close client connection */ |
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VERB(1) syslog(LOG_DEBUG, "Close client %s with socket=%d", |
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(char*) TASK_ARG(task), (int) TASK_FD(task)); |
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finiSession(sess); |
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return NULL; |
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} |
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/* ----------------------------------------------------------------------- */ |
/* ----------------------------------------------------------------------- */ |
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static void * |
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thrSched(void *arg __unused) |
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{ |
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FTRACE(1); |
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schedRun(root, (intptr_t*) &Kill); |
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pthread_exit(NULL); |
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} |
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int |
int |
Run(int sock) |
Run(int sock) |
{ |
{ |
io_sockaddr_t sa; |
io_sockaddr_t sa; |
socklen_t sslen = sizeof sa.ss; |
socklen_t sslen = sizeof sa.ss; |
int cli; |
int cli; |
char szAddr[STRSIZ] = { 0 }; | char *str = NULL, szAddr[STRSIZ] = { 0 }; |
| pthread_t tid; |
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FTRACE(1); |
FTRACE(1); |
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if (pthread_create(&tid, NULL, thrSched, NULL)) { |
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syslog(LOG_ERR, "Error:: thread scheduler #%d - %s", errno, strerror(errno)); |
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return -1; |
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} else |
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pthread_detach(tid); |
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VERB(2) syslog(LOG_DEBUG, "Run scheduler management thread"); |
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if (listen(sock, SOMAXCONN) == -1) { |
if (listen(sock, SOMAXCONN) == -1) { |
syslog(LOG_ERR, "Error:: listen(%d) #%d - %s\n", sock, errno, strerror(errno)); |
syslog(LOG_ERR, "Error:: listen(%d) #%d - %s\n", sock, errno, strerror(errno)); |
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pthread_cancel(tid); |
return -1; |
return -1; |
} |
} |
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Line 50 Run(int sock)
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Line 204 Run(int sock)
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sa.sa.sa_family); |
sa.sa.sa_family); |
continue; |
continue; |
} |
} |
syslog(LOG_DEBUG, "Connected client with socket=%d from %s", cli, szAddr); | str = strdup(szAddr); |
| syslog(LOG_DEBUG, "Connected client with socket=%d from %s", cli, str); |
} |
} |
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if (startSession(cli, szAddr)) { | if (!schedRead(root, startSession, str, cli)) { |
close(cli); |
close(cli); |
VERB(1) syslog(LOG_DEBUG, "Terminated client with socket=%d", cli); |
VERB(1) syslog(LOG_DEBUG, "Terminated client with socket=%d", cli); |
continue; | if (str) |
| free(str); |
} |
} |
} |
} |
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