/*
* Class: org_jlab_coda_et_EtJniAccess
* Method: closeLocalEtSystem
* Signature: (J)V
*/
JNIEXPORT void JNICALL Java_org_jlab_coda_et_EtJniAccess_closeLocalEtSystem
(JNIEnv *env, jobject thisObj, jlong etId)
{
et_close((et_sys_id)etId);
}
/* ET Initialization */
int
mon_et_initialize(void)
{
et_statconfig sconfig;
et_openconfig openconfig;
int status;
struct timespec timeout;
timeout.tv_sec = 2;
timeout.tv_nsec = 0;
/* Normally, initialization is done only once. However, if the ET
* system dies and is restarted, and we're running on a Linux or
* Linux-like operating system, then we need to re-initalize in
* order to reestablish the tcp connection for communication etc.
* Thus, we must undo some of the previous initialization before
* we do it again.
*/
if(et_init > 0)
{
/* unmap shared mem, detach attachment, close socket, free et_sys */
et_forcedclose(et_sys);
}
printf("mon_et_initialize: start ET stuff\n");
if(et_open_config_init(&openconfig) != ET_OK)
{
printf("ERROR: mon ET init: cannot allocate mem to open ET system\n");
return MON_ERROR;
}
et_open_config_setwait(openconfig, ET_OPEN_WAIT);
et_open_config_settimeout(openconfig, timeout);
if(et_open(&et_sys, et_name, openconfig) != ET_OK)
{
printf("ERROR: mon ET init: cannot open ET system\n");
return MON_ERROR;
}
et_open_config_destroy(openconfig);
/* set level of debug output */
et_system_setdebug(et_sys, ET_DEBUG_ERROR);
/* where am I relative to the ET system? */
et_system_getlocality(et_sys, &et_locality);
et_station_config_init(&sconfig);
et_station_config_setselect(sconfig, ET_STATION_SELECT_ALL);
et_station_config_setblock(sconfig, ET_STATION_BLOCKING);
et_station_config_setuser(sconfig, ET_STATION_USER_MULTI);
et_station_config_setrestore(sconfig, ET_STATION_RESTORE_OUT);
et_station_config_setprescale(sconfig,1);
if((status = et_station_create(et_sys, &et_statid, "TAPE", sconfig)) < 0)
{
if (status == ET_ERROR_EXISTS) {
printf("mon ET init: station exists, will attach\n");
}
else
{
et_close(et_sys);
et_station_config_destroy(sconfig);
printf("ERROR: mon ET init: cannot create ET station (status = %d)\n",
status);
return(MON_ERROR);
}
}
et_station_config_destroy(sconfig);
if (et_station_attach(et_sys, et_statid, &et_attach) != ET_OK) {
et_close(et_sys);
printf("ERROR: mon ET init: cannot attach to ET station\n");
return MON_ERROR;
}
et_init++;
et_reinit = 0;
printf("mon ET init: ET fully initialized\n");
return MON_OK;
}
