static
int run_as(enum run_as_cmd cmd, struct run_as_data *data, uid_t uid, gid_t gid)
{
int ret;
if (use_clone()) {
DBG("Using run_as worker");
pthread_mutex_lock(&worker_lock);
assert(global_worker);
ret = run_as_cmd(global_worker, cmd, data, uid, gid);
pthread_mutex_unlock(&worker_lock);
} else {
DBG("Using run_as without worker");
ret = run_as_noworker(cmd, data, uid, gid);
}
return ret;
}
static
int run_as(enum run_as_cmd cmd, struct run_as_data *data,
struct run_as_ret *ret_value, uid_t uid, gid_t gid)
{
int ret, saved_errno;
pthread_mutex_lock(&worker_lock);
if (use_clone()) {
DBG("Using run_as worker");
assert(global_worker);
ret = run_as_cmd(global_worker, cmd, data, ret_value, uid, gid);
saved_errno = ret_value->_errno;
/*
* If the worker thread crashed the errno is set to EIO. we log
* the error and start a new worker process.
*/
if (ret == -1 && saved_errno == EIO) {
DBG("Socket closed unexpectedly... "
"Restarting the worker process");
ret = run_as_restart_worker(global_worker);
if (ret == -1) {
ERR("Failed to restart worker process.");
goto err;
}
}
} else {
DBG("Using run_as without worker");
ret = run_as_noworker(cmd, data, ret_value, uid, gid);
}
err:
pthread_mutex_unlock(&worker_lock);
return ret;
}
