/**
* Init of the data structure used for the non blocking entity
@retval 0 on success
@retval -1 on error
*/
int rozofs_storcli_non_blocking_init(uint16_t dbg_port, uint16_t rozofsmount_instance)
{
int ret;
// sem_t semForEver; /* semaphore for blocking the main thread doing nothing */
ret = ruc_init(FALSE,dbg_port,rozofsmount_instance);
if (ret != RUC_OK) return -1;
return 0;
}
/**
* Init of the data structure used for the non blocking entity
@retval 0 on success
@retval -1 on error
*/
int expgwc_non_blocking_init(uint16_t dbg_port, uint16_t exportd_instance) {
int ret;
// sem_t semForEver; /* semaphore for blocking the main thread doing nothing */
ret = ruc_init(FALSE,dbg_port + RZDBG_EXPORTD_PORT,exportd_instance);
if (ret != RUC_OK) return -1;
export_expgw_conf_moduleInit();
return 0;
}
/**
* This function is the entry point for setting rozofs in non-blocking mode
@param args->ch: reference of the fuse channnel
@param args->se: reference of the fuse session
@param args->max_transactions: max number of transactions that can be handled in parallel
@retval -1 on error
@retval : no retval -> only on fatal error
*/
int rozofs_stat_start(void *args) {
uma_dbg_thread_add_self("Main");
int ret;
//sem_t semForEver; /* semaphore for blocking the main thread doing nothing */
args_p = args;
exportclt_t *exportclt_p = (exportclt_t*)args_p->exportclt;
uint16_t debug_port = args_p->debug_port;
uint16_t export_listening_port = (uint16_t)exportclt_p->listen_port;
info("exportd listening port %d",export_listening_port);
/*
** allocate memory for bandwidth computation
*/
rozofs_throughput_counter_init();
ret = ruc_init(FALSE, debug_port,export_listening_port);
if (ret != RUC_OK) {
/*
** fatal error
*/
return -1;
}
{
char name[32];
sprintf(name, "rozofsmount %d", args_p->instance);
uma_dbg_set_name(name);
}
/*
** Send the file lock reset request to remove old locks
** (NB This is not actually a low level fuse API....)
*/
rozofs_ll_clear_client_file_lock(exportclt.eid,rozofs_client_hash);
/*
** init of the fuse part
*/
ret = rozofs_fuse_init(args_p->ch, args_p->se, args_p->max_transactions);
if (ret != RUC_OK) {
/*
** fatal error
*/
return -1;
}
#if 0
NO MORE LBG MASTER. USE ONLY LBG EXPORTD.
/*
** Perform the init with exportd--> setup of the TCP connection associated with the load balancing group
*/
uint16_t export_nb_port = rozofs_get_service_port_export_master_eproto();
if (export_lbg_initialize((exportclt_t*) args_p->exportclt, EXPORT_PROGRAM, EXPORT_VERSION, export_nb_port,
(af_stream_poll_CBK_t) rozofs_export_lbg_cnx_polling) != 0) {
severe("Cannot setup the load balancing group towards Exportd");
}
#endif
//#warning storcli instances are hardcoded
if (storcli_lbg_initialize((exportclt_t*) args_p->exportclt,"rozofsmount", args_p->instance, 1, 2) != 0) {
severe("Cannot setup the load balancing group towards StorCli");
}
rozofs_signals_declare("rozofsmount", common_config.nb_core_file);
/*
** change the priority of the main thread
*/
#if 1
{
struct sched_param my_priority;
int policy=-1;
int ret= 0;
pthread_getschedparam(pthread_self(),&policy,&my_priority);
info("storio main thread Scheduling policy = %s\n",
(policy == SCHED_OTHER) ? "SCHED_OTHER" :
(policy == SCHED_FIFO) ? "SCHED_FIFO" :
(policy == SCHED_RR) ? "SCHED_RR" :
"???");
#if 1
my_priority.sched_priority= 98;
policy = SCHED_RR;
ret = pthread_setschedparam(pthread_self(),policy,&my_priority);
if (ret < 0)
{
severe("error on sched_setscheduler: %s",strerror(errno));
}
pthread_getschedparam(pthread_self(),&policy,&my_priority);
DEBUG("RozoFS thread Scheduling policy (prio %d) = %s\n",my_priority.sched_priority,
(policy == SCHED_OTHER) ? "SCHED_OTHER" :
(policy == SCHED_FIFO) ? "SCHED_FIFO" :
(policy == SCHED_RR) ? "SCHED_RR" :
"???");
#endif
}
#endif
/*
** start the file KPI service
*/
rzkpi_file_service_init();
/*
** create the fuse threads
*/
info("FDL RozoFs Instance %d",args_p->instance);
ret = rozofs_fuse_thread_intf_create("localhost",args_p->instance,3);
if (ret < 0)
{
fatal("Cannot create fuse threads");
}
fuse_reply_thread_init();
uma_dbg_addTopic("fuse_reply_thread", show_fuse_reply_thread);
/*
** main loop
*/
while (1) {
ruc_sockCtrl_selectWait();
}
fatal( "main() code is rotten" );
}