/// <summary>
/// Build command in xml presentation.
/// </summary>
/// <param name="command">Command.</param>
/// <param name="guid">Guid.</param>
/// <param name="result">Result.</param>
/// <returns>XML message.</returns>
protected string BuildXmlCommand(string command, string guid, string result)
{
ControlMessage cm = new ControlMessage(command, guid, result);
return cm.ToXml(SelfInfo);
}
/// <summary>
/// Unblock node.
/// </summary>
/// <param name="id">Node id.</param>
public void UnblockNode(string id)
{
lock (_blockNodes)
{
if (!_blockNodes.ContainsKey(id))
{
return;
}
ControlMessage cm = new ControlMessage(CommandType.Unblock.ToString(), "null", string.Empty);
string message = cm.ToXml(_blockNodes[id]);
SendToAll(message);
}
}
/// <summary>
/// Set working status.
/// </summary>
/// <param name="id">Node id.</param>
/// <param name="status">Busy status.</param>
public void SetWorkingStatus(string id, bool status)
{
lock (_correspondingNodes)
{
CommandType command = status ? CommandType.StartWork : CommandType.StopWork;
if (_correspondingNodes.ContainsKey(id))
{
NodeInfo ni = _correspondingNodes[id];
ControlMessage cm = new ControlMessage(command.ToString(), "null", string.Empty);
string message = cm.ToXml(ni);
SendUdpMessage(message, ni.IP, ni.Port);
}
}
}
/// <summary>
/// Block node.
/// </summary>
/// <param name="id">Node id.</param>
public void BlockNode(string id)
{
lock (_correspondingNodes)
{
if (!_correspondingNodes.ContainsKey(id))
{
return;
}
ControlMessage cm = new ControlMessage(CommandType.Block.ToString(), "null", string.Empty);
string message = cm.ToXml(_correspondingNodes[id]);
SendToAll(message);
}
lock (_schedulingJobs)
{
foreach (Job job in _schedulingJobs.Values)
{
if (job.RunningNode != null && job.RunningNode.Id == id)
{
// reschedule this job
job.Status = JobStatus.Nonscheduled;
Console.WriteLine("{0} Job {1}, which runs on removed node {2}, is recheduled.",
DateTime.Now.ToShortTimeString(), job.Name, id);
}
}
}
}