internal bool ReleaseSlave(MOG_Command pCommand)
{
// Scan mActiveSlaves looking for one that matches this command
// This way is safer just in case NetworkIDs get reset from a reconnect event
for (int s = 0; s < mActiveSlaves.Count; s++)
{
MOG_Command pSlave = (MOG_Command)mActiveSlaves[s];
// Check if this slave is working on something?
if (pSlave.GetCommand() != null)
{
// Check if the CommandID matches?
if (pSlave.GetCommand().GetCommandID() == pCommand.GetCommandID())
{
// Clear this slave's command
pSlave.SetCommand(null);
// Refresh the command's SetAssignedSlaveID
pCommand.SetAssignedSlaveID(pSlave.GetNetworkID());
// Send out needed Notify command
MOG_Command pNotify = MOG_CommandFactory.Setup_NotifyActiveConnection(pSlave);
mServerCommandManager.SendToActiveTab("Connections", pNotify);
pNotify = MOG_CommandFactory.Setup_NotifyActiveCommand(pCommand);
mServerCommandManager.SendToActiveTab("Connections", pNotify);
// Insert the slave at the top of mAvailableSlaves so it will be immeadiately reused
mAvailableSlaves.Insert(0, pSlave);
// Erase the slave from mActiveSlaves
mActiveSlaves.RemoveAt(s);
// Return the command that the slave was processing for reference
return(true);
}
}
}
string message = String.Concat("Server could not release slave because it failed to locate the slave in mActiveSlaves\n",
"Command:", pCommand.ToString(), " NetworkID:", pCommand.GetNetworkID(), " Asset:", pCommand.GetAssetFilename().GetOriginalFilename());
MOG_Report.ReportMessage("Server", message, Environment.StackTrace, MOG_ALERT_LEVEL.ERROR);
return(false);
}
internal bool Command_KillCommand(MOG_Command pCommand)
{
// Enumerate through all the jobs
foreach (MOG_JobInfo job in mJobOrder)
{
if (job != null)
{
// Attempt to remove the command from this job
job.KillCommand(pCommand.GetCommandID());
}
}
// Check the active slaves to see if it is being processed?
// Just in case the command we want to kill has already been tasked out to a slave
for (int c = 0; c < mActiveSlaves.Count; c++)
{
// Check this slave's assigned command?
MOG_Command activeSlave = (MOG_Command)mActiveSlaves[c];
MOG_Command pActiveCommand = activeSlave.GetCommand();
if (pActiveCommand != null)
{
// Checkif the CommandID matches?
if (pActiveCommand.GetCommandID() == pCommand.GetCommandID())
{
// Clear the command this slave is working on
activeSlave.SetCommand(null);
// Always kill the connection to this slave just in case it was hung by the command
MOG_ControllerSystem.ShutdownSlave(activeSlave.GetNetworkID());
break;
}
}
}
// Always eat this command
return(true);
}
internal bool AssignToSlave(MOG_Command pCommand)
{
MOG_Command pSlave = null;
// Always make sure that the AssignedSlaveID is cleared just in case we fail
pCommand.SetAssignedSlaveID(0);
// Check if this is an exclusive command?
if (pCommand.IsExclusiveCommand())
{
// Check if this exclusive command is already actively getting processed?
if (CheckExclusiveCommands(pCommand))
{
// Don't assign this exclusive command because there is already another one being processed
return(false);
}
}
// Identify a valid slave based on the mValidSlaves?
if (pCommand.GetValidSlaves().Length > 0)
{
// Look for a valid slave by scanning mAvailableSlaves
for (int s = 0; s < mAvailableSlaves.Count; s++)
{
// Is this slave's name specified in mValidSlaves?
pSlave = (MOG_Command)mAvailableSlaves[s];
if (pSlave != null)
{
if (IsSlaveListed(pSlave.GetComputerName(), pCommand.GetValidSlaves()))
{
break;
}
}
// Indicate that this slave wasn't listed in mValidSlaves
pSlave = null;
}
// No available valid slave found?
if (pSlave == null)
{
// Request a new slave respecting this command's valid slaves
RequestNewSlave(pCommand);
// Bail out since we need to wait for a slave to become available
return(false);
}
}
else
{
// Check if we have run out of available slaves?
if (mAvailableSlaves.Count == 0)
{
// Request a new slave?
RequestNewSlave(pCommand);
// Bail out here because there were no slaves and it can take some time before any requested slaves will be launched
return(false);
}
// Since mValidSlaves was blank, get the first slave in the list
pSlave = (MOG_Command)mAvailableSlaves[0];
}
// Did we actually locate a valid available slave?
if (pSlave != null)
{
// Send the command to the available slave
if (mServerCommandManager.SendToConnection(pSlave.GetNetworkID(), pCommand))
{
// Assign the Slave's NetworkID within the command so we will know who is working on this command
pCommand.SetAssignedSlaveID(pSlave.GetNetworkID());
// Stick this command into the RegisteredSlave's command
pSlave.SetCommand(pCommand);
// Add the slave to mActiveSlaves
mActiveSlaves.Add(pSlave);
// Remove the top slave from mAvailableSlaves
mAvailableSlaves.Remove(pSlave);
// Send out needed Notify command
MOG_Command pNotify = MOG_CommandFactory.Setup_NotifyActiveConnection(pSlave);
mServerCommandManager.SendToActiveTab("Connections", pNotify);
pNotify = MOG_CommandFactory.Setup_NotifyActiveCommand(pCommand);
mServerCommandManager.SendToActiveTab("Connections", pNotify);
return(true);
}
}
return(false);
}