internal bool AddCommand(MOG_Command pCommand)
{
bool bSuccess = false;
// Check if this is the StartJob command?
if (pCommand.GetCommandType() == MOG.COMMAND.MOG_COMMAND_TYPE.MOG_COMMAND_StartJob)
{
mStartJobCommand = pCommand;
bSuccess = true;
}
else
{
// Check if this command has requested to have duplicate commands removed?
if (pCommand.IsRemoveDuplicateCommands())
{
// Scan the Server's command queue looking for any other instance of this same command?
if (RemoveDuplicateCommands(pCommand))
{
}
}
// Check if this is a completed command?
if (pCommand.GetCommandType() == MOG.COMMAND.MOG_COMMAND_TYPE.MOG_COMMAND_Complete)
{
// Immediately process 'Complete' commands
if (ProcessCommand(pCommand))
{
// Remove the original command that is encapsulated within this 'Complete' command
RemoveCommand(pCommand.GetCommand());
bSuccess = true;
}
}
else
{
// Get the appropriate command list for this command
HybridDictionary commandList = GetJobCommandList(pCommand);
if (commandList != null)
{
// Make sure we always clear the command's assigned slave or else it will never get processed
pCommand.SetAssignedSlaveID(0);
// Add this command to the appropriate list for later processing
commandList[pCommand.GetCommandID().ToString()] = pCommand;
bSuccess = true;
}
}
}
return(bSuccess);
}
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 RecoverCommand(MOG_Command pCommand)
{
bool bRecovered = false;
// Get the appropriate command list for this command
HybridDictionary commandList = GetJobCommandList(pCommand);
if (commandList != null)
{
if (commandList.Contains(pCommand.GetCommandID().ToString()))
{
// Clear the assigned slave
pCommand.SetAssignedSlaveID(0);
commandList[pCommand.GetCommandID().ToString()] = pCommand;
bRecovered = true;
}
}
return(bRecovered);
}
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);
}