/// <summary>
/// Creates a new PlanetLab manager node event arguments instance.
/// </summary>
/// <param name="state">The manager state.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="command">The PlanetLab command.</param>
/// <param name="set">The PlanetLab command parameter set.</param>
public PlManagerCommandEventArgs(PlManagerState state, PlNode node, PlCommand command, int set)
{
this.State = state;
this.Node = node;
this.Command = command;
this.Set = set;
}
/// <summary>
/// Creates a new PlanetLab manager node event arguments instance.
/// </summary>
/// <param name="state">The manager state.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="command">The PlanetLab command.</param>
/// <param name="set">The PlanetLab command parameter set.</param>
/// <param name="exception">The command exception.</param>
public PlManagerSubcommandEventArgs(PlManagerState state, PlNode node, PlCommand command, int set, Exception exception)
{
this.State = state;
this.Node = node;
this.Command = command;
this.Set = set;
this.Exception = exception;
}
/// <summary>
/// Creates a new PlanetLab manager node event arguments instance.
/// </summary>
/// <param name="state">The manager state.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="command">The PlanetLab command.</param>
/// <param name="set">The PlanetLab command parameter set.</param>
/// <param name="success">The number of successful subcommands.</param>
/// <param name="failed">The number of failed subcommands.</param>
public PlManagerCommandEventArgs(PlManagerState state, PlNode node, PlCommand command, int set, int success, int failed)
{
this.State = state;
this.Node = node;
this.Command = command;
this.Set = set;
this.Success = success;
this.Failed = failed;
}
/// <summary>
/// Adds the specified PlanetLab node to the pending state.
/// </summary>
/// <param name="node">The PlanetLab node.</param>
internal void AddNode(PlNode node)
{
lock (this.sync)
{
// Create a new state for this node.
PlManagerNodeState nodeState = new PlManagerNodeState(node);
// Add the node to the nodes state list.
this.nodeStates.Add(nodeState);
// Add the state index to the list of pending nodes.
this.pendingNodes.Add(this.nodeStates.Count - 1);
}
}
/// <summary>
/// Creates a new PlanetLab manager node event arguments instance.
/// </summary>
/// <param name="state">The manager state.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="exception">The exception.</param>
public PlManagerNodeEventArgs(PlManagerState state, PlNode node, Exception exception)
{
this.State = state;
this.Node = node;
this.Exception = exception;
}
/// <summary>
/// Creates a new PlanetLab manager node event arguments instance.
/// </summary>
/// <param name="state">The manager state.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="count">The number of commands to execute on the PlanetLab node.</param>
public PlManagerNodeEventArgs(PlManagerState state, PlNode node, int count)
{
this.State = state;
this.Node = node;
this.Count = count;
}
/// <summary>
/// Creates a new PlanetLab manager node event arguments instance.
/// </summary>
/// <param name="state">The manager state.</param>
/// <param name="node">The PlanetLab node.</param>
public PlManagerNodeEventArgs(PlManagerState state, PlNode node)
{
this.State = state;
this.Node = node;
}
/// <summary>
/// A method called when the console state has changed.
/// </summary>
/// <param name="node">The PlanetLab node.</param>
/// <return>The list view item corresponding to the event.</return>
private ListViewItem OnConsoleStateChanged(PlNode node)
{
// Get the list view item corresponding to the node.
ListViewItem item = this.listViewNodes.Items.FirstOrDefault((ListViewItem it) =>
{
// Get the node info.
NodeInfo info = it.Tag as NodeInfo;
// Return if the node info matches the node.
return object.ReferenceEquals(info.Node, node);
});
// If the item is not null.
if (item != null)
{
// Get the node info.
NodeInfo info = item.Tag as NodeInfo;
// If the info does not have a console control, do nothing.
if (null == info.ConsoleControl) return null;
// Update the item status.
item.SubItems[2].Text = info.ConsoleControl.State.ToString();
// If there are selected items and the item matches the selected item.
if ((this.listViewNodes.SelectedItems.Count > 0) && (item == this.listViewNodes.SelectedItems[0]))
{
// Change the button enabled state.
this.buttonConnect.Enabled = info.ConsoleControl.State == ControlSsh.ClientState.Disconnected;
this.buttonDisconnect.Enabled = info.ConsoleControl.State == ControlSsh.ClientState.Connected;
this.menuItemConnect.Enabled = info.ConsoleControl.State == ControlSsh.ClientState.Disconnected;
this.menuItemDisconnect.Enabled = info.ConsoleControl.State == ControlSsh.ClientState.Connected;
}
}
// Return the item.
return item;
}
/// <summary>
/// Creates a new node info instance for the specified node.
/// </summary>
/// <param name="nodeId">The node identifier.</param>
/// <param name="siteId">The site identifier.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="site">The PlanetLab site.</param>
/// <param name="marker">The map marker.</param>
public NodeInfo(int nodeId, int? siteId, PlNode node, PlSite site, MapMarker marker)
{
this.NodeId = nodeId;
this.SiteId = siteId;
this.Node = node;
this.Site = site;
this.Marker = marker;
}
/// <summary>
/// Creates a new node info instance for the specified node.
/// </summary>
/// <param name="nodeId">The node identifier.</param>
/// <param name="siteId">The site identifier.</param>
/// <param name="node">The PlanetLab node.</param>
/// <param name="site">The PlanetLab site.</param>
public NodeInfo(int nodeId, int? siteId, PlNode node, PlSite site)
{
this.NodeId = nodeId;
this.SiteId = siteId;
this.Node = node;
this.Site = site;
}
/// <summary>
/// Adds a node to the node list.
/// </summary>
/// <param name="node">The node.</param>
private void OnAddNode(PlNode node)
{
// Create the list view item.
ListViewItem item = new ListViewItem(new string[] {
node.Id.HasValue ? node.Id.Value.ToString() : string.Empty,
node.Hostname,
node.BootState,
node.Model,
node.Version,
node.DateCreated.HasValue ? node.DateCreated.Value.ToString() : string.Empty,
node.LastUpdated.HasValue ? node.LastUpdated.Value.ToString() : string.Empty,
node.NodeType
});
item.ImageKey = ControlNodes.nodeImageKeys[(int)node.GetBootState()];
item.Tag = node;
this.listViewNodes.Items.Add(item);
// Add the node event handler.
node.Changed += this.OnNodeChanged;
}
// Public methods.
/// <summary>
/// Initialized the control with the specified crawler.
/// </summary>
/// <param name="crawler">The crawler.</param>
/// <param name="config">The slice configuration.</param>
/// <param name="node">The PlanetLab node.</param>
public void Initialize(Crawler crawler, PlConfigSlice config, PlNode node)
{
// Set the crawler.
this.crawler = crawler;
// Set the slice configuration.
this.config = config;
// Set the node.
this.node = node;
// Set the title.
this.panelConsole.Title = "Secure Shell Connection to {0}".FormatWith(node.Hostname);
// Set the slice configuration event handlers.
this.config.Changed += this.OnConfigurationChanged;
this.config.Disposed += this.OnConfigurationChanged;
// Set the node event handlers.
this.node.Changed += this.OnConfigurationChanged;
// Set the node hostname.
this.labelHostname.Text = this.node.Hostname;
// Get the crawler status.
this.status = this.crawler.Status.GetHandler(this);
this.status.Send(ApplicationStatus.StatusType.Normal, "Disconnected.", Resources.Server_16);
// Enable the control.
this.Enabled = true;
}
