public static bool CheckState(Event_T E, MonitStateType S)
{
var count = 0;
var state = (S == MonitStateType.State_Succeeded || S == MonitStateType.State_ChangedNot)
? MonitStateType.State_Succeeded
: MonitStateType.State_Failed; /* translate to 0/1 class */
Action_T action;
Service_T service;
long flag;
if ((service = GetSource(E)) == null)
{
return(true);
}
/* Only true failed/changed state condition can change the initial state */
if (state == MonitStateType.State_Succeeded && E.state == MonitStateType.State_Init &&
(service.error & (int)E.id) == 0)
{
return(false);
}
action = state == MonitStateType.State_Succeeded ? E.action.succeeded : E.action.failed;
/* Compare as many bits as cycles able to trigger the action */
for (var i = 0; i < action.cycles; i++)
{
/* Check the state of the particular cycle given by the bit position */
flag = (E.state_map >> i) & 0x1;
/* Count occurences of the posted state */
if (flag == (int)state)
{
count++;
}
}
/* the internal instance and action events are handled as changed any time since we need to deliver alert whenever it occurs */
if (E.id == MonitEventType.Event_Instance || E.id == MonitEventType.Event_Action ||
(count >= action.count && (S != E.state || S == MonitStateType.State_Changed)))
{
E.state_map = (int)state;
// Restart state map on state change, so we'll not flicker on multiple-failures condition (next state change requires full number of cycles to pass)
return(true);
}
return(false);
}
public static void Post(Service_T service, MonitEventType id, MonitStateType state, EventAction_T action,
string s, params object[] args)
{
var message = string.Format(s, args);
Event_T E = null;
if (service.eventlist != null)
{
service.eventlist.ForEach(e =>
{
if (e.action == action && e.id == id)
{
e.collected = DateTime.UtcNow;
e.state_map <<= 1;
e.state_map |= ((state == MonitStateType.State_Succeeded ||
state == MonitStateType.State_ChangedNot)
? 0
: 1);
e.message = message;
E = e;
}
});
}
if (E == null)
{
if (state == MonitStateType.State_Succeeded || state == MonitStateType.State_ChangedNot)
{
Logger.Log.DebugFormat("'{0}' {1}", service.name, message);
return;
}
E = new Event_T();
E.id = id;
E.collected = DateTime.UtcNow;
E.source = service.name;
E.mode = service.mode;
E.type = service.type;
E.state = MonitStateType.State_Init;
E.state_map = 1;
E.action = action;
E.message = message;
if (service.eventlist == null)
{
service.eventlist = new List <Event_T>();
}
service.eventlist.Insert(0, E);
}
E.state_changed = CheckState(E, state);
if (E.state_changed)
{
E.state = state;
E.count = 1;
}
else
{
E.count++;
}
handleEvent(service, E);
}
