void scfe_error(const char *error)
{
char str[256];
printf("why dis\n");
strlcpy(str, error, sizeof(str));
cm_msg(MERROR, "scfe_error", str);
al_trigger_alarm("MSCB", str, "MSCB Alarm", "Communication Problem", AT_INTERNAL);
}
/**
Scan ODB for alarms.
@return AL_SUCCESS
*/
INT al_check()
{
if (rpc_is_remote())
return rpc_call(RPC_AL_CHECK);
#ifdef LOCAL_ROUTINES
{
INT i, status, size, semaphore;
HNDLE hDB, hkeyroot, hkey;
KEY key;
ALARM a;
char str[256], value[256];
time_t now;
PROGRAM_INFO program_info;
BOOL flag;
ALARM_CLASS_STR(alarm_class_str);
ALARM_ODB_STR(alarm_odb_str);
ALARM_PERIODIC_STR(alarm_periodic_str);
cm_get_experiment_database(&hDB, NULL);
if (hDB == 0)
return AL_SUCCESS; /* called from server not yet connected */
/* check online mode */
flag = TRUE;
size = sizeof(flag);
db_get_value(hDB, 0, "/Runinfo/Online Mode", &flag, &size, TID_INT, TRUE);
if (!flag)
return AL_SUCCESS;
/* check global alarm flag */
flag = TRUE;
size = sizeof(flag);
db_get_value(hDB, 0, "/Alarms/Alarm system active", &flag, &size, TID_BOOL, TRUE);
if (!flag)
return AL_SUCCESS;
/* request semaphore */
cm_get_experiment_semaphore(&semaphore, NULL, NULL, NULL);
status = ss_semaphore_wait_for(semaphore, 100);
if (status == SS_TIMEOUT)
return AL_SUCCESS; /* someone else is doing alarm business */
if (status != SS_SUCCESS) {
printf("al_check: Something is wrong with our semaphore, ss_semaphore_wait_for() returned %d, aborting.\n", status);
//abort(); // DOES NOT RETURN
printf("al_check: Cannot abort - this will lock you out of odb. From this point, MIDAS will not work correctly. Please read the discussion at https://midas.triumf.ca/elog/Midas/945\n");
// NOT REACHED
return AL_SUCCESS;
}
/* check ODB alarms */
db_find_key(hDB, 0, "/Alarms/Alarms", &hkeyroot);
if (!hkeyroot) {
/* create default ODB alarm */
status = db_create_record(hDB, 0, "/Alarms/Alarms/Demo ODB", strcomb(alarm_odb_str));
db_find_key(hDB, 0, "/Alarms/Alarms", &hkeyroot);
if (!hkeyroot) {
ss_semaphore_release(semaphore);
return AL_SUCCESS;
}
status = db_create_record(hDB, 0, "/Alarms/Alarms/Demo periodic", strcomb(alarm_periodic_str));
db_find_key(hDB, 0, "/Alarms/Alarms", &hkeyroot);
if (!hkeyroot) {
ss_semaphore_release(semaphore);
return AL_SUCCESS;
}
/* create default alarm classes */
status = db_create_record(hDB, 0, "/Alarms/Classes/Alarm", strcomb(alarm_class_str));
status = db_create_record(hDB, 0, "/Alarms/Classes/Warning", strcomb(alarm_class_str));
if (status != DB_SUCCESS) {
ss_semaphore_release(semaphore);
return AL_SUCCESS;
}
}
for (i = 0;; i++) {
status = db_enum_key(hDB, hkeyroot, i, &hkey);
if (status == DB_NO_MORE_SUBKEYS)
break;
db_get_key(hDB, hkey, &key);
size = sizeof(a);
status = db_get_record(hDB, hkey, &a, &size, 0);
if (status != DB_SUCCESS || a.type < 1 || a.type > AT_LAST) {
/* make sure alarm record has right structure */
db_check_record(hDB, hkey, "", strcomb(alarm_odb_str), TRUE);
size = sizeof(a);
status = db_get_record(hDB, hkey, &a, &size, 0);
if (status != DB_SUCCESS || a.type < 1 || a.type > AT_LAST) {
cm_msg(MERROR, "al_check", "Cannot get alarm record");
continue;
}
}
/* check periodic alarm only when active */
if (a.active &&
a.type == AT_PERIODIC &&
a.check_interval > 0 && (INT) ss_time() - (INT) a.checked_last > a.check_interval) {
/* if checked_last has not been set, set it to current time */
if (a.checked_last == 0) {
a.checked_last = ss_time();
db_set_record(hDB, hkey, &a, size, 0);
} else
al_trigger_alarm(key.name, a.alarm_message, a.alarm_class, "", AT_PERIODIC);
}
/* check alarm only when active and not internal */
if (a.active &&
a.type == AT_EVALUATED &&
a.check_interval > 0 && (INT) ss_time() - (INT) a.checked_last > a.check_interval) {
/* if condition is true, trigger alarm */
if (al_evaluate_condition(a.condition, value)) {
sprintf(str, a.alarm_message, value);
al_trigger_alarm(key.name, str, a.alarm_class, "", AT_EVALUATED);
} else {
a.checked_last = ss_time();
status = db_set_value(hDB, hkey, "Checked last", &a.checked_last, sizeof(DWORD), 1, TID_DWORD);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "al_check", "Cannot change alarm record");
continue;
}
}
}
}
/* check /programs alarms */
db_find_key(hDB, 0, "/Programs", &hkeyroot);
if (hkeyroot) {
for (i = 0;; i++) {
status = db_enum_key(hDB, hkeyroot, i, &hkey);
if (status == DB_NO_MORE_SUBKEYS)
break;
db_get_key(hDB, hkey, &key);
/* don't check "execute on xxx" */
if (key.type != TID_KEY)
continue;
size = sizeof(program_info);
status = db_get_record(hDB, hkey, &program_info, &size, 0);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "al_check", "Cannot get program info record");
continue;
}
now = ss_time();
rpc_get_name(str);
str[strlen(key.name)] = 0;
if (!equal_ustring(str, key.name) && cm_exist(key.name, FALSE) == CM_NO_CLIENT) {
if (program_info.first_failed == 0) {
program_info.first_failed = (DWORD) now;
db_set_record(hDB, hkey, &program_info, sizeof(program_info), 0);
}
/* fire alarm when not running for more than what specified in check interval */
if (now - program_info.first_failed >= program_info.check_interval / 1000) {
/* if not running and alarm calss defined, trigger alarm */
if (program_info.alarm_class[0]) {
sprintf(str, "Program %s is not running", key.name);
al_trigger_alarm(key.name, str, program_info.alarm_class,
"Program not running", AT_PROGRAM);
}
/* auto restart program */
if (program_info.auto_restart && program_info.start_command[0]) {
ss_system(program_info.start_command);
program_info.first_failed = 0;
cm_msg(MTALK, "al_check", "Program %s restarted", key.name);
}
}
} else {
if (program_info.first_failed != 0) {
program_info.first_failed = 0;
db_set_record(hDB, hkey, &program_info, sizeof(program_info), 0);
}
}
}
}
ss_semaphore_release(semaphore);
}
#endif /* LOCAL_COUTINES */
return SUCCESS;
}
INT ge_ln2_read(char *pevent, INT off) {
static INT status, size;
static DWORD lastfilled, now, timelimit;
static BOOL justfilled;
static DWORD *timesincefill;
bk_init(pevent);
timesincefill = NULL;
// Get recent values
size = sizeof(lastfilled);
status = db_get_value(hDB, 0, sLastFilled, &lastfilled, &size, TID_DWORD, FALSE);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "ge_ln2_read", "Error getting last filled time");
return 0;
}
size = sizeof(justfilled);
status = db_get_value(hDB, 0, sJustFilled, &justfilled, &size, TID_BOOL, FALSE);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "ge_ln2_read", "Error getting just filled status");
return 0;
}
size = sizeof(timelimit);
status = db_get_value(hDB, 0, sTimeLimit, &timelimit, &size, TID_DWORD, FALSE);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "ge_ln2_read", "Error getting time limit between fills");
return 0;
}
// If just filled, write time to ODB
if (justfilled == TRUE) {
lastfilled = (DWORD)time(NULL);
status = db_set_value(hDB, 0, sLastFilled, &lastfilled, sizeof(lastfilled), 1, TID_DWORD);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "gn_ln2_read", "Error setting last filled time");
return 0;
}
justfilled = FALSE;
status = db_set_value(hDB, 0, sJustFilled, &justfilled, sizeof(justfilled), 1, TID_BOOL);
if (status != DB_SUCCESS) {
cm_msg(MERROR, "gn_ln2_read", "Error setting just filled status");
return 0;
}
al_reset_alarm(sAlarmName);
bk_create(pevent, "LN2F", TID_DWORD, ×incefill);
*timesincefill = 0;
bk_close(pevent, ++timesincefill);
return bk_size(pevent);
}
// Check the status
bk_create(pevent, "LN2F", TID_DWORD, ×incefill);
now = (DWORD) time(NULL);
*timesincefill = now - lastfilled;
if (*timesincefill > timelimit) {
al_trigger_alarm(sAlarmName, "Germanium must be filled!", "Alarm", "", AT_INTERNAL);
printf("Alarm!\n");
}
bk_close(pevent, ++timesincefill);
return bk_size(pevent);
}