void winbindd_check_cache_size(time_t t)
{
static time_t last_check_time;
struct stat st;
if (last_check_time == (time_t)0)
last_check_time = t;
if (t - last_check_time < 60 && t - last_check_time > 0)
return;
if (wcache == NULL || wcache->tdb == NULL) {
DEBUG(0, ("Unable to check size of tdb cache - cache not open !\n"));
return;
}
if (fstat(wcache->tdb->fd, &st) == -1) {
DEBUG(0, ("Unable to check size of tdb cache %s!\n", strerror(errno) ));
return;
}
if (st.st_size > WINBINDD_MAX_CACHE_SIZE) {
DEBUG(10,("flushing cache due to size (%lu) > (%lu)\n",
(unsigned long)st.st_size,
(unsigned long)WINBINDD_MAX_CACHE_SIZE));
wcache_flush_cache();
}
}
static void flush_caches(void)
{
#if 0
/* Clear cached user and group enumation info */
if (!opt_dual_daemon) /* Until we have coherent cache flush. */
wcache_flush_cache();
#endif
/* We need to invalidate cached user list entries on a SIGHUP
otherwise cached access denied errors due to restrict anonymous
hang around until the sequence number changes. */
wcache_invalidate_cache();
}
/* get the winbind_cache structure */
static struct winbind_cache *get_cache(struct winbindd_domain *domain)
{
struct winbind_cache *ret = wcache;
if (!domain->backend) {
extern struct winbindd_methods msrpc_methods;
switch (lp_security()) {
#ifdef HAVE_ADS
case SEC_ADS: {
extern struct winbindd_methods ads_methods;
/* always obey the lp_security parameter for our domain */
if (domain->primary) {
domain->backend = &ads_methods;
break;
}
/* only use ADS for native modes at the momment.
The problem is the correct detection of mixed
mode domains from NT4 BDC's --jerry */
if ( domain->native_mode ) {
DEBUG(5,("get_cache: Setting ADS methods for domain %s\n",
domain->name));
domain->backend = &ads_methods;
break;
}
/* fall through */
}
#endif
default:
DEBUG(5,("get_cache: Setting MS-RPC methods for domain %s\n",
domain->name));
domain->backend = &msrpc_methods;
}
}
if (ret)
return ret;
ret = smb_xmalloc(sizeof(*ret));
ZERO_STRUCTP(ret);
wcache = ret;
wcache_flush_cache();
return ret;
}