planix.org
/
actube
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Join state now timeouts correctly as defined in RFC 5145. 

Furthermore introduced a dbg prints...

FossilOrigin-Name: 3eca4002bb3a3892e03cfdb80ed5a33e7021c2fa67d7bc3d40af52c7e83ed33d
This commit is contained in:
7u83@mail.ru 2014-08-16 08:10:00 +00:00
parent 16cb1310d2
commit f970512b57
1 changed files with 71 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

92
src/ac/wtpman.c
View File

@ -29,6 +29,8 @@
#include "capwap.h"
#include "cw_util.h"
/* macro to convert our client ip to a string */
#define CLIENT_IP (sock_addrtostr((struct sockaddr*)&wtpman->conn->addr, (char[64]){0},64))
@ -71,6 +73,7 @@ static void wtpman_run_discovery(void *arg)
// printf("cwrmswg type = %08X\n",cwrmsg->type);
if (cwrmsg->type==CWMSG_DISCOVERY_REQUEST){
cw_dbg(DBG_CW_MSG,"Received discovery request from %s, seq = %d",CLIENT_IP,cwrmsg->seqnum);
process_discovery_request(&wtpman->wtpinfo,cwrmsg->msgelems,cwrmsg->msgelems_len);
@ -102,6 +105,7 @@ static void wtpman_run_discovery(void *arg)
// wtpinfo_print(&wtpman->wtpinfo);
cwsend_discovery_response(wtpman->conn,cwrmsg->seqnum,&radioinfo,acinfo,&wtpman->wtpinfo);
//exit(0);
}
wtpman_remove(wtpman);
@ -121,65 +125,88 @@ static void wtpman_run(void *arg)
return;
}
cw_dbg(DBG_DTLS,"Establishing DTLS connection with %s",CLIENT_IP);
/* start DTLS handshake */
cw_dbg(DBG_DTLS,"Establishing DTLS session with %s",CLIENT_IP);
#ifdef WITH_DTLS
wtpman->conn->dtls_wait_timer=15;
time_t timer = cw_timer_start(wtpman->conn->dtls_wait_timer);
wtpman->conn->dtls_cipher=CAPWAP_CIPHER;
/* setup DTSL certificates */
int dtls_ok=0;
if (conf_sslkeyfilename && conf_sslcertfilename){
wtpman->conn->dtls_key_file = conf_sslkeyfilename;
wtpman->conn->dtls_cert_file = conf_sslcertfilename;
wtpman->conn->dtls_key_pass = conf_sslkeypass;
wtpman->conn->dtls_cipher=CAPWAP_CIPHER;
dtls_ok=1;
}
/* setup DTLS psk */
if (conf_dtls_psk){
wtpman->conn->dtls_psk=conf_dtls_psk;
wtpman->conn->dtls_psk_len=strlen(conf_dtls_psk);
wtpman->conn->dtls_cipher=CAPWAP_CIPHER;
dtls_ok=1;
}
if (!dtls_ok){
cw_log(LOG_ERR,"Cant' establish DTLS connection, neither psk nor certs set in config file");
cw_log(LOG_ERR,"Can't establish DTLS session, neither psk nor certs set in config file.");
wtpman_remove(wtpman);
return;
}
/* try to accept the connection */
if ( !dtls_accept(wtpman->conn) ){
cw_dbg(DBG_DTLS,"Error establishing DTLS connection with %s",CLIENT_IP);
cw_dbg(DBG_DTLS,"Error establishing DTLS session with %s",CLIENT_IP);
wtpman_remove(wtpman);
return;
}
#endif
// const struct sockaddr *sa, char *s, size_t maxlen
cw_dbg(DBG_DTLS,"DTLS session established with %s, cipher=%s", CLIENT_IP,dtls_get_cipher(wtpman->conn));
/* DTLS handshake done */
cw_dbg(DBG_DTLS,"DTLS Session established with %s, cipher=%s", CLIENT_IP,dtls_get_cipher(wtpman->conn));
/* In join state, wait for join request */
do {
cwrmsg = conn_get_message(wtpman->conn);
if (!cwrmsg) {
// printf("Got no cwrmsg\n");
if (!cwrmsg && wtpman->conn->dtls_error){
cw_dbg(DBG_CW_MSG_ERR,"DTLS connection closed while waiting for join request from %s.",CLIENT_IP);
wtpman_remove(wtpman);
return;
}
if (!cwrmsg && cw_timer_timeout(timer)) {
cw_dbg(DBG_CW_MSG_ERR,"No join request from %s after %d seconds, WTP died.",
sock_addr2str(&wtpman->conn->addr),wtpman->conn->dtls_wait_timer);
wtpman_remove(wtpman);
return;
}
} while (!cwrmsg);
// printf("Seqnum: %i\n",cwrmsg->seqnum);
/* the received message MUST be a join request */
if (cwrmsg->type != CWMSG_JOIN_REQUEST){
cw_dbg(DBG_CW_MSG,"Join request expected but got %i",cwrmsg->type);
cw_dbg(DBG_CW_MSG_ERR,"Join request expected but got %i",cwrmsg->type);
wtpman_remove(wtpman);
return;
}
cw_dbg(DBG_CW_MSG,"Received join request from %s",CLIENT_IP);
process_join_request(&wtpman->wtpinfo,cwrmsg->msgelems,cwrmsg->msgelems_len);
{
char wtpinfostr[8192];
wtpinfo_print(wtpinfostr,&wtpman->wtpinfo);
cw_dbg(DBG_CW_INFO,"Join request gave us the follwing WTP Info:\n%s",wtpinfostr);
}
struct radioinfo radioinfo;
radioinfo.rid = cwrmsg->rid;
memcpy (radioinfo.rmac, cwrmsg->rmac,8);
@ -188,18 +215,26 @@ static void wtpman_run(void *arg)
// printf("ACN: %s\n",acinfo->ac_name);
int result_code = 0;
cw_dbg(DBG_CW_MSG,"Sending join response to %s",CLIENT_IP);
cwsend_join_response(wtpman->conn,cwrmsg->seqnum,result_code,&radioinfo,acinfo,&wtpman->wtpinfo);
cw_dbg(DBG_CW_MSG,"WTP joined, Name = %s, Location = %s, IP = %s",wtpman->wtpinfo.name,wtpman->wtpinfo.location,sock_addr2str(&wtpman->conn->addr));
cw_log_debug0("WTP joined %s,%s",wtpman->wtpinfo.name,wtpman->wtpinfo.location);
char wtpinfostr[8192];
wtpinfo_print(wtpinfostr,&wtpman->wtpinfo);
// char wtpinfostr[8192];
// wtpinfo_print(wtpinfostr,&wtpman->wtpinfo);
// cw_log_debug0("WTP joined\n%s",wtpinfostr);
cw_log_debug0("WTP joined\n%s",wtpinfostr);
//exit(0);
int msg_counter = 0;
while(1){
struct cwrmsg * cwrmsg = conn_get_message(wtpman->conn);
if (!cwrmsg) {
msg_counter++;
if (msg_counter < CAPWAP_ECHO_INTERVAL *2 )
@ -210,13 +245,28 @@ static void wtpman_run(void *arg)
return;
}
if (cwrmsg->type = CWMSG_CONFIGURATION_STATUS_REQUEST){
process_conf_status_request(&wtpman->wtpinfo,cwrmsg->msgelems,cwrmsg->msgelems_len);
{
char wtpinfostr[8192];
wtpinfo_print(wtpinfostr,&wtpman->wtpinfo);
cw_dbg(DBG_CW_INFO,"Join request gave us the follwing WTP Info:\n%s",wtpinfostr);
cwsend_conf_status_response(wtpman->conn,cwrmsg->seqnum,result_code,&radioinfo,acinfo,&wtpman->wtpinfo);
}
}
msg_counter=0;
if (cwrmsg->type == CWMSG_ECHO_REQUEST){
cwsend_echo_response(wtpman->conn,cwrmsg->seqnum,wtpman->wtpinfo.radioinfo);
}
printf("Got msg: %i\n",cwrmsg->type);
// printf("Got msg: %i\n",cwrmsg->type);
}