static void * wtpman_main(void *arg)
{
mavl_t r;
int rc ;
time_t timer;
char sock_buf[SOCK_ADDR_BUFSIZE];
struct conn *conn;
int last_state;
struct wtpman *wtpman = (struct wtpman *) arg;
wtpman->conn->seqnum = 0;
conn = wtpman->conn;
wtpman->conn->remote_cfg = cw_ktv_create();
/* We were invoked with an unencrypted packet,
* so assume, it is a discovery request */
if (!wtpman->dtlsmode){
wtpman_run_discovery(arg);
wtpman_remove(wtpman);
return NULL;
}
/* reject connections to our multi- or broadcast sockets */
if (socklist[wtpman->socklistindex].type != SOCKLIST_UNICAST_SOCKET) {
cw_dbg(DBG_DTLS,"Reject multi");
wtpman_remove(wtpman);
return NULL;
}
conn->capwap_state = CAPWAP_STATE_DTLS_SETUP;
/* establish dtls session */
if (!wtpman_dtls_setup(wtpman)) {
wtpman_remove(wtpman);
return NULL;
}
/*last_state = conn->capwap_state;
conn->capwap_state = CAPWAP_STATE_JOIN;
*/
conn->capwap_prevstate = CAPWAP_STATE_DTLS_SETUP;
conn->capwap_state = CAPWAP_STATE_JOIN;
rc = 0;
while (1){
int wait_join;
int wait_change_state;
if (!cw_run_state_machine(conn, &timer)){
cw_dbg(DBG_INFO,"WTP died");
wtpman_remove(wtpman);
return NULL;
};
/*
switch (conn->capwap_transition){
case CW_TRANSITION(CAPWAP_STATE_DTLS_SETUP, CAPWAP_STATE_JOIN):
{
wait_join = cw_ktv_get_word(conn->global_cfg,"wait-join",CAPWAP_WAIT_JOIN);
timer = cw_timer_start(wait_join);
break;
}
case CW_TRANSITION(CAPWAP_STATE_JOIN, CAPWAP_STATE_JOIN):
{
char wtpname[CAPWAP_MAX_WTP_NAME_LEN];
cw_KTV_t * result;
result = cw_ktv_get(conn->remote_cfg,"wtp-name",NULL);
result->type->to_str(result,wtpname,CAPWAP_MAX_WTP_NAME_LEN);
cw_dbg(DBG_INFO, "WTP joined: '%s', IP %s.",
wtpname,
sock_addr2str(&conn->addr,sock_buf)
);
break;
}
case CW_TRANSITION(CAPWAP_STATE_JOIN,CAPWAP_STATE_TIMEOUT):
{
cw_dbg(DBG_MSG_ERR, "No join request from %s after %d seconds, WTP died.",
sock_addr2str(&wtpman->conn->addr,sock_buf), wait_join);
wtpman_remove(wtpman);
return NULL;
break;
}
case CW_TRANSITION(CAPWAP_STATE_JOIN, CAPWAP_STATE_CONFIGURE):
{
wait_change_state = cw_ktv_get_word(conn->global_cfg,
"capwap-timers/change-state-pending-timer",
CAPWAP_TIMER_CHANGE_STATE_PENDING_TIMER);
break;
}
case CW_TRANSITION(CAPWAP_STATE_CONFIGURE,CAPWAP_STATE_TIMEOUT):
{
cw_dbg(DBG_MSG_ERR, "No Change State Event Request %s after %d seconds, WTP died.",
sock_addr2str(&wtpman->conn->addr,sock_buf), wait_change_state);
wtpman_remove(wtpman);
return NULL;
break;
}
}
*/
while (!cw_timer_timeout(timer)) {
if (conn->update_cfg != NULL){
mavl_t tmp;
tmp = conn->local_cfg;
mavl_merge(conn->default_cfg, conn->local_cfg);
mavl_merge(conn->default_cfg, conn->remote_cfg);
conn->local_cfg=conn->update_cfg;
cw_dbg(DBG_INFO, "Updating WTP %s",sock_addr2str(&conn->addr,sock_buf));
rc = cw_send_request(conn, CAPWAP_MSG_CONFIGURATION_UPDATE_REQUEST);
conn->update_cfg=NULL;
conn->local_cfg=tmp;
}
rc = cw_read_messages(wtpman->conn);
if (rc < 0) {
if (errno == EAGAIN)
continue;
}
break;
}
if(rc<0){
conn->capwap_prevstate = conn->capwap_state;
conn->capwap_state = CAPWAP_STATE_TIMEOUT;
}
}
/* dtls is established, goto join state */
conn->capwap_state = CAPWAP_STATE_JOIN;
if (!wtpman_join(wtpman)) {
wtpman_remove(wtpman);
return NULL;
}
cw_dbg(DBG_INFO, "WTP from %s has joined with session id: %s",
sock_addr2str_p(&conn->addr,sock_buf),
format_bin2hex(conn->session_id,16));
exit(0);
/*
// cw_dbg(DBG_INFO, "Creating data thread");
// pthread_t thread;
// pthread_create(&thread, NULL, (void *) wtpman_run_data, (void *) wtpman);
*/
/* here the WTP has joined, now we assume an image data request
or a configuration status request. Nothing else.
*/
rc = 0;
while (!cw_timer_timeout(timer)
&& wtpman->conn->capwap_state == CAPWAP_STATE_CONFIGURE) {
rc = cw_read_messages(wtpman->conn);
if (rc < 0) {
if (errno != EAGAIN)
break;
}
}
cw_dbg_ktv_dump(conn->remote_cfg,DBG_INFO,"-------------dump------------","DMP","---------end dump --------");
if (!cw_result_is_ok(rc)) {
cw_dbg(DBG_INFO, "WTP Problem: %s", cw_strrc(rc));
wtpman_remove(wtpman);
return NULL;
}
if (conn->capwap_state == CW_STATE_IMAGE_DATA) {
wtpman_image_data(wtpman);
return NULL;
}
conn->capwap_state = CAPWAP_STATE_RUN;
/*
// XXX testing ...
// DBGX("Cofig to sql", "");
// props_to_sql(conn,conn->incomming,0);
// radios_to_sql(conn);
*/
/*conn->msg_end=msg_end_handler;*/
/* The main run loop */
reset_echointerval_timer(wtpman);
rc = 0;
while (wtpman->conn->capwap_state == CAPWAP_STATE_RUN) {
rc = cw_read_messages(wtpman->conn);
if (rc < 0) {
if (errno != EAGAIN)
break;
}
/*// cw_dbg(DBG_X, "Time left: %d",
//*/
/*cw_timer_timeleft(wtpman->echointerval_timer);*/
if (cw_timer_timeout(wtpman->echointerval_timer)) {
cw_dbg(DBG_INFO, "Lost connection to WTP:%s",
sock_addr2str_p(&conn->addr,sock_buf));
break;
}
/*
// mavl_del_all(conn->outgoing);
// conn_clear_upd(conn,1);
// props_to_sql(conn,conn->incomming,0);
// radios_to_sql(conn);
*/
r = db_get_update_tasks(conn, sock_addr2str(&conn->addr,sock_buf));
if (r) {
/*
// if (!conn->outgoing->count)
// continue;
*/
cw_dbg(DBG_INFO, "Updating WTP %s",sock_addr2str(&conn->addr,sock_buf));
rc = cw_send_request(conn, CAPWAP_MSG_CONFIGURATION_UPDATE_REQUEST);
/*
// mavl_merge(conn->config, conn->outgoing);
// mavl_destroy(conn->outgoing);
// conn->outgoing = mbag_create();
// props_to_sql(conn,conn->incomming,0);
// radios_to_sql(conn);
// mavl_destroy(r);
*/
}
r = db_get_radio_tasks(conn, sock_addr2str(&conn->addr,sock_buf));
if (r) {
/*
// if (!conn->radios_upd->count)
// continue;
*/
cw_dbg(DBG_INFO, "Updating Radios for %s",sock_addr2str(&conn->addr,sock_buf));
rc = cw_send_request(conn, CAPWAP_MSG_CONFIGURATION_UPDATE_REQUEST);
/*
// conn_clear_upd(conn,1);
// mavl_destroy(conn->radios_upd);
// conn->radios_upd=mbag_i_create();
// radios_to_sql(conn);
*/
/*
rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
mavl_merge(conn->config, conn->outgoing);
mavl_destroy(conn->outgoing);
conn->outgoing = mbag_create();
config_to_sql(conn);
radios_to_sql(conn);
mavl_destroy(r);
*/
}
}
db_ping_wtp(sock_addr2str_p(&conn->addr,sock_buf), "");
wtpman_remove(wtpman);
return NULL;
}
static void wtpman_run(void *arg)
{
struct wtpman *wtpman = (struct wtpman *) arg;
wtpman->conn->seqnum = 0;
struct conn *conn = wtpman->conn;
/* reject connections to our multi- or broadcast sockets */
/* if (socklist[wtpman->socklistindex].type != SOCKLIST_UNICAST_SOCKET) {
cw_dbg(DBG_DTLS, "Dropping connection from %s to non-unicast socket.",
CLIENT_IP);
wtpman_remove(wtpman);
return;
}
*/
time_t timer = cw_timer_start(wtpman->conn->wait_dtls);
/* establish dtls session */
/* if (!wtpman_establish_dtls(wtpman)) {
wtpman_remove(wtpman);
return;
}
*/
/* dtls is established, goto join state */
if (!wtpman_join(wtpman, timer)) {
wtpman_remove(wtpman);
return;
}
conn->msg_start = msg_start_handler;
cw_dbg(DBG_INFO, "WTP from %s has joined with session id: %s",
sock_addr2str_p(&conn->addr),
format_bin2hex(conn->session_id,16));
// cw_dbg(DBG_INFO, "Creating data thread");
// pthread_t thread;
// pthread_create(&thread, NULL, (void *) wtpman_run_data, (void *) wtpman);
/* here the WTP has joined, now we assume an image data request
or an configuration status request. Nothing else.
*/
int rc = 0;
while (!cw_timer_timeout(timer)
&& wtpman->conn->capwap_state == CW_STATE_CONFIGURE) {
rc = cw_read_messages(wtpman->conn);
if (rc < 0) {
if (errno != EAGAIN)
break;
}
}
if (!cw_rcok(rc)) {
cw_dbg(DBG_INFO, "WTP Problem: %s", cw_strrc(rc));
wtpman_remove(wtpman);
return;
}
if (conn->capwap_state == CW_STATE_IMAGE_DATA) {
wtpman_image_data(wtpman);
return;
}
conn->capwap_state = CW_STATE_RUN;
// XXX testing ...
// DBGX("Cofig to sql", "");
props_to_sql(conn,conn->incomming,0);
radios_to_sql(conn);
conn->msg_end=msg_end_handler;
/* The main run loop */
reset_echointerval_timer(wtpman);
rc = 0;
while (wtpman->conn->capwap_state == CW_STATE_RUN) {
rc = cw_read_messages(wtpman->conn);
if (rc < 0) {
if (errno != EAGAIN)
break;
}
// cw_dbg(DBG_X, "Time left: %d",
// cw_timer_timeleft(wtpman->echointerval_timer));
if (cw_timer_timeout(wtpman->echointerval_timer)) {
cw_dbg(DBG_INFO, "Lost connection to WTP:%s",
sock_addr2str_p(&conn->addr));
break;
}
mavl_del_all(conn->outgoing);
conn_clear_upd(conn,1);
// props_to_sql(conn,conn->incomming,0);
// radios_to_sql(conn);
mavl_conststr_t r;
r = db_get_update_tasks(conn, sock_addr2str(&conn->addr));
if (r) {
if (!conn->outgoing->count)
continue;
cw_dbg(DBG_INFO, "Updating WTP %s",sock_addr2str(&conn->addr));
rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
mavl_merge(conn->config, conn->outgoing);
mavl_destroy(conn->outgoing);
conn->outgoing = mbag_create();
props_to_sql(conn,conn->incomming,0);
radios_to_sql(conn);
mavl_destroy(r);
}
r = db_get_radio_tasks(conn, sock_addr2str(&conn->addr));
if (r) {
if (!conn->radios_upd->count)
continue;
cw_dbg(DBG_INFO, "Updating Radios for %s",sock_addr2str(&conn->addr));
rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
conn_clear_upd(conn,1);
// mavl_destroy(conn->radios_upd);
// conn->radios_upd=mbag_i_create();
radios_to_sql(conn);
/*
rc = cw_send_request(conn, CW_MSG_CONFIGURATION_UPDATE_REQUEST);
mavl_merge(conn->config, conn->outgoing);
mavl_destroy(conn->outgoing);
conn->outgoing = mbag_create();
config_to_sql(conn);
radios_to_sql(conn);
mavl_destroy(r);
*/
}
}
db_ping_wtp(sock_addr2str_p(&conn->addr), "");
wtpman_remove(wtpman);
return;
}