/* accept a connection on the socket */
static void *acceptconn(void *ctx, void *arg)
{
nssov_info *ni = arg;
Connection conn = {0};
OperationBuffer opbuf;
Operation *op;
int csock;
if ( slapd_shutdown )
return NULL;
{
struct sockaddr_storage addr;
socklen_t alen;
int j;
/* accept a new connection */
alen=(socklen_t)sizeof(struct sockaddr_storage);
csock=accept(ni->ni_socket,(struct sockaddr *)&addr,&alen);
connection_client_enable(ni->ni_conn);
if (csock<0)
{
if ((errno==EINTR)||(errno==EAGAIN)||(errno==EWOULDBLOCK))
{
Debug( LDAP_DEBUG_TRACE,"nssov: accept() failed (ignored): %s",strerror(errno),0,0);
return;
}
Debug( LDAP_DEBUG_ANY,"nssov: accept() failed: %s",strerror(errno),0,0);
return;
}
/* make sure O_NONBLOCK is not inherited */
if ((j=fcntl(csock,F_GETFL,0))<0)
{
Debug( LDAP_DEBUG_ANY,"nssov: fcntl(F_GETFL) failed: %s",strerror(errno),0,0);
if (close(csock))
Debug( LDAP_DEBUG_ANY,"nssov: problem closing socket: %s",strerror(errno),0,0);
return;
}
if (fcntl(csock,F_SETFL,j&~O_NONBLOCK)<0)
{
Debug( LDAP_DEBUG_ANY,"nssov: fcntl(F_SETFL,~O_NONBLOCK) failed: %s",strerror(errno),0,0);
if (close(csock))
Debug( LDAP_DEBUG_ANY,"nssov: problem closing socket: %s",strerror(errno),0,0);
return;
}
}
connection_fake_init( &conn, &opbuf, ctx );
op=&opbuf.ob_op;
conn.c_ssf = conn.c_transport_ssf = local_ssf;
op->o_bd = ni->ni_db;
op->o_tag = LDAP_REQ_SEARCH;
/* handle the connection */
handleconnection(ni,csock,op);
}
static void *worker(void UNUSED(*arg))
{
MYLDAP_SESSION *session;
int csock;
int j;
struct sockaddr_storage addr;
socklen_t alen;
fd_set fds;
struct timeval tv;
/* create a new LDAP session */
session = myldap_create_session();
/* clean up the session if we're done */
pthread_cleanup_push(worker_cleanup, session);
/* start waiting for incoming connections */
while (1)
{
/* time out connection to LDAP server if needed */
myldap_session_check(session);
/* set up the set of fds to wait on */
FD_ZERO(&fds);
FD_SET(nslcd_serversocket, &fds);
/* set up our timeout value */
tv.tv_sec = nslcd_cfg->idle_timelimit;
tv.tv_usec = 0;
/* wait for a new connection */
j = select(nslcd_serversocket + 1, &fds, NULL, NULL,
nslcd_cfg->idle_timelimit > 0 ? &tv : NULL);
/* check result of select() */
if (j < 0)
{
if (errno == EINTR)
log_log(LOG_DEBUG, "select() failed (ignored): %s", strerror(errno));
else
log_log(LOG_ERR, "select() failed: %s", strerror(errno));
continue;
}
/* see if our file descriptor is actually ready */
if (!FD_ISSET(nslcd_serversocket, &fds))
continue;
/* wait for a new connection */
alen = (socklen_t)sizeof(struct sockaddr_storage);
csock = accept(nslcd_serversocket, (struct sockaddr *)&addr, &alen);
if (csock < 0)
{
if ((errno == EINTR) || (errno == EAGAIN) || (errno == EWOULDBLOCK))
log_log(LOG_DEBUG, "accept() failed (ignored): %s", strerror(errno));
else
log_log(LOG_ERR, "accept() failed: %s", strerror(errno));
continue;
}
/* make sure O_NONBLOCK is not inherited */
if ((j = fcntl(csock, F_GETFL, 0)) < 0)
{
log_log(LOG_ERR, "fctnl(F_GETFL) failed: %s", strerror(errno));
if (close(csock))
log_log(LOG_WARNING, "problem closing socket: %s", strerror(errno));
continue;
}
if (fcntl(csock, F_SETFL, j & ~O_NONBLOCK) < 0)
{
log_log(LOG_ERR, "fctnl(F_SETFL,~O_NONBLOCK) failed: %s", strerror(errno));
if (close(csock))
log_log(LOG_WARNING, "problem closing socket: %s", strerror(errno));
continue;
}
/* indicate new connection to logging module (generates unique id) */
log_newsession();
/* handle the connection */
handleconnection(csock, session);
/* indicate end of session in log messages */
log_clearsession();
}
pthread_cleanup_pop(1);
return NULL;
}