private MachineHealth GetMachineHealthFromFile(MachineId macid)
{
using (var fileStream = new FileStream(GetMachineHealthFileName(macid), FileMode.Open))
{
var xs = new XmlSerializer(typeof(MachineHealth));
return (MachineHealth)xs.Deserialize(fileStream);
}
}
private String GetMachineDir(MachineId macid)
{
return Path.Combine(EnvConfiguration.ConfigurationRoot, macid.EnvName, "Machines", macid.MachineName);
}
private String GetMachineHealthFileName(MachineId macid)
{
return Path.Combine(GetMachineDir(macid), Machinexml);
}
public MachineHealth GetMachineHealth(MachineId macid)
{
var curcache = HttpContext.Current.Cache;
String cacheid = macid.ToString();
if (curcache[cacheid] == null)
{
var obj = GetMachineHealthFromFile(macid);
if (obj.Health.TimeStamp.AddMinutes(5) < DateTime.Now) {
obj.Message = String.Format("At {0} : Machine's Last Time Stamp was at {1}", DateTime.Now, obj.Health.TimeStamp);
obj.Health.SetStatusDOWN();
}
else {
if (obj.Probes.Any(probe => !probe.Health.isUP()))
{
obj.Health.SetStatusDOWN();
}
}
using (var dep = new CacheDependency(GetMachineHealthFileName(macid)))
{
curcache.Insert(cacheid, obj, dep, DateTime.UtcNow.AddMinutes(5.0), Cache.NoSlidingExpiration);
}
}
return (MachineHealth) curcache[cacheid];
}