public void StartCloseVNCTimer(VNCView vncView)
{
if (vncView == null)
return;
// find the <VM, VNCView> pair in vncViews and start timer on the vm
foreach (var kvp in vncViews.Where(kvp => kvp.Value == vncView))
{
StartCloseVNCTimer(kvp.Key);
break;
}
}
private bool tryToConnectRDP = false; // This parameter will be set after click "TURN ON Rremote Desktop" and will connect RDP when RDP status changed.
#endregion Fields
#region Constructors
public VNCTabView(VNCView parent, VM source, string elevatedUsername, string elevatedPassword)
{
Program.AssertOnEventThread();
InitializeComponent();
HostLabel.Font = Program.HeaderGradientFont;
HostLabel.ForeColor = Program.HeaderGradientForeColor;
multipleDvdIsoList1.LabelSingleDvdForeColor = Program.HeaderGradientForeColor;
multipleDvdIsoList1.LabelNewCdForeColor = Program.HeaderGradientForeColor;
multipleDvdIsoList1.LinkLabelLinkColor = Color.White;
#pragma warning disable 0219
// Force the handle to be created, because resize events
// could be fired before this component is placed on-screen.
IntPtr _ = Handle;
#pragma warning restore 0219
this.parentVNCView = parent;
this.scaleCheckBox.Checked = false;
this.source = source;
this.guestMetrics = source.Connection.Resolve(source.guest_metrics);
if (this.guestMetrics != null)
guestMetrics.PropertyChanged += guestMetrics_PropertyChanged;
log.DebugFormat("'{0}' console: Register Server_PropertyChanged event listener on {0}", this.source.Name);
this.source.PropertyChanged += Server_PropertyChanged;
Host_CollectionChangedWithInvoke = Program.ProgramInvokeHandler(Host_CollectionChanged);
VM_CollectionChangedWithInvoke = Program.ProgramInvokeHandler(VM_CollectionChanged);
source.Connection.Cache.RegisterCollectionChanged<VM>(VM_CollectionChangedWithInvoke);
if (source.is_control_domain)
{
Host host = source.Connection.Resolve(source.resident_on);
if (host != null)
{
log.DebugFormat("'{0}' console: Register Server_PropertyChanged event listener on {1}", this.source.Name, host.Name);
host.PropertyChanged += Server_PropertyChanged;
Host_metrics hostMetrics = source.Connection.Resolve(host.metrics);
if (hostMetrics != null)
{
log.DebugFormat("'{0}' console: Register Server_PropertyChanged event listener on host metrics", this.source.Name);
hostMetrics.PropertyChanged += Server_PropertyChanged;
}
HostLabel.Text = string.Format(source.IsControlDomainZero ? Messages.CONSOLE_HOST : Messages.CONSOLE_HOST_NUTANIX, host.Name);
HostLabel.Visible = true;
}
}
else
{
source.Connection.Cache.RegisterCollectionChanged<Host>(Host_CollectionChangedWithInvoke);
targetHost = source.GetStorageHost(false);
foreach (Host cachedHost in source.Connection.Cache.Hosts)
{
log.DebugFormat("'{0}' console: Register Server_EnabledPropertyChanged event listener on {1}",
source.Name, cachedHost.Name);
cachedHost.PropertyChanged += Server_EnabledPropertyChanged;
}
HostLabel.Visible = false;
}
log.DebugFormat("'{0}' console: Update power state (on VNCTabView constructor)", this.source.Name);
updatePowerState();
this.vncScreen = new XSVNCScreen(source, new EventHandler(RDPorVNCResizeHandler), this, elevatedUsername, elevatedPassword);
ShowGpuWarningIfRequired(vncScreen.MustConnectRemoteDesktop());
vncScreen.GpuStatusChanged += ShowGpuWarningIfRequired;
if (source.IsControlDomainZero || source.IsHVM && !hasRDP) //Linux HVM guests should only have one console: the console switch button vanishes altogether.
{
toggleConsoleButton.Visible = false;
}
else
{
toggleConsoleButton.Visible = true;
this.vncScreen.OnDetectRDP = this.OnDetectRDP;
this.vncScreen.OnDetectVNC = this.OnDetectVNC;
this.vncScreen.UserCancelledAuth += this.OnUserCancelledAuth;
this.vncScreen.VncConnectionAttemptCancelled += this.OnVncConnectionAttemptCancelled;
}
LastDesktopSize = vncScreen.DesktopSize;
this.insKeyTimer = new System.Threading.Timer(new TimerCallback(notInsKeyPressed));
Properties.Settings.Default.PropertyChanged += Default_PropertyChanged;
registerShortCutKeys();
//
// Ctlr - Alt - Ins send Ctrl - Alt - Delete, and cancels and pending full screen.
//
KeyHandler.AddKeyHandler(ConsoleShortcutKey.CTRL_ALT_INS, cancelWaitForInsKeyAndSendCAD);
this.vncScreen.Parent = this.contentPanel;
this.vncScreen.Dock = DockStyle.Fill;
string rdpLabel = GuessNativeConsoleLabel(source);
this.toggleConsoleButton.Text = rdpLabel;
UpdateFullScreenButton();
UpdateDockButton();
setupCD();
UpdateParentMinimumSize();
UpdateTooltipOfToogleButton();
UpdateOpenSSHConsoleButtonState();
toggleConsoleButton.EnabledChanged += toggleConsoleButton_EnabledChanged;
//If RDP enabled and AutoSwitchToRDP selected, switch RDP connection will be done when VNC already get the correct screen resolution.
//This change is only for Cream, because RDP port scan was removed in Cream.
if ( Helpers.CreamOrGreater(source.Connection) && Properties.Settings.Default.AutoSwitchToRDP && RDPEnabled )
vncScreen.AutoSwitchRDPLater = true;
}
internal Image Snapshot(VM vm, string elevatedUsername, string elevatedPassword)
{
Program.AssertOffEventThread();
VNCView view = null;
bool useElevatedCredentials = false;
if (!vncViews.ContainsKey(vm))
{
Program.Invoke(this, delegate
{
// use elevated credentials, if provided, to create a vncView (CA-91132)
useElevatedCredentials = !String.IsNullOrEmpty(elevatedUsername) && !String.IsNullOrEmpty(elevatedPassword);
if (useElevatedCredentials)
view = new VNCView(vm, elevatedUsername, elevatedPassword);
else
{
setCurrentSource(vm);
if (vncViews.ContainsKey(vm))
view = vncViews[vm];
}
});
}
else
{
view = vncViews[vm];
}
if (view == null)
return null;
Image snapshot = view.Snapshot();
// TODO: only pause the view if we're not currently using it.
// view.Pause();
if (useElevatedCredentials)
{
//used the elevated credentials for snapshot, need to close vnc when finished
Program.Invoke(this, () => view.Dispose());
}
return snapshot;
}
internal void setCurrentSource(VM source)
{
Program.AssertOnEventThread();
// activeVNCView is going to change, so the current activeVNCView will become inactive
// Start a timer for closing the inactive VNC connection after an interval (20 seconds)
StartCloseVNCTimer(activeVNCView);
this.Controls.Clear();
if (source == null)
{
activeVNCView = null;
return;
}
List<Role> allowedRoles = null;
if (RbacDenied(source, out allowedRoles))
{
lableRbacWarning.Text = String.Format(allowedRoles.Count == 1 ? Messages.RBAC_CONSOLE_WARNING_ONE : Messages.RBAC_CONSOLE_WARNING_MANY,
Role.FriendlyCSVRoleList(source.Connection.Session.Roles),
Role.FriendlyCSVRoleList(allowedRoles));
this.Controls.Add(RbacWarningPanel);
if (activeVNCView != null)
this.Controls.Remove(activeVNCView);
return;
}
activeVMConsoles.Remove(source);
activeVMConsoles.Add(source);
StopCloseVncTimer(source);
while (activeVMConsoles.Count > MAX_ACTIVE_VM_CONSOLES)
{
closeVNCForSource(activeVMConsoles[0]);
}
if (vncViews.ContainsKey(source))
{
activeVNCView = vncViews[source];
}
else
{
activeVNCView = new VNCView(source, null, null);
vncViews[source] = activeVNCView;
}
activeVNCView.refreshIsoList();
this.Controls.Add(activeVNCView);
this.ClearErrorMessage();
}
public VNCTabView(VNCView parent, VM source, string elevatedUsername, string elevatedPassword)
{
Program.AssertOnEventThread();
InitializeComponent();
HostLabel.Font = Program.HeaderGradientFont;
HostLabel.ForeColor = Program.HeaderGradientForeColor;
multipleDvdIsoList1.SetTextColor(Program.HeaderGradientForeColor);
#pragma warning disable 0219
// Force the handle to be created, because resize events
// could be fired before this component is placed on-screen.
IntPtr _ = Handle;
#pragma warning restore 0219
this.parentVNCView = parent;
this.scaleCheckBox.Checked = false;
this.source = source;
log.DebugFormat("'{0}' console: Register Server_PropertyChanged event listener on {0}", this.source.Name);
this.source.PropertyChanged += Server_PropertyChanged;
Host_CollectionChangedWithInvoke = Program.ProgramInvokeHandler(Host_CollectionChanged);
VM_CollectionChangedWithInvoke = Program.ProgramInvokeHandler(VM_CollectionChanged);
source.Connection.Cache.RegisterCollectionChanged<VM>(VM_CollectionChangedWithInvoke);
if (source.is_control_domain)
{
Host host = source.Connection.Resolve(source.resident_on);
if (host != null)
{
log.DebugFormat("'{0}' console: Register Server_PropertyChanged event listener on {1}", this.source.Name, host.Name);
host.PropertyChanged += Server_PropertyChanged;
Host_metrics hostMetrics = source.Connection.Resolve(host.metrics);
if (hostMetrics != null)
{
log.DebugFormat("'{0}' console: Register Server_PropertyChanged event listener on host metrics", this.source.Name);
hostMetrics.PropertyChanged += Server_PropertyChanged;
}
HostLabel.Text = string.Format(Messages.CONSOLE_HOST, host.Name);
HostLabel.Visible = true;
}
}
else
{
source.Connection.Cache.RegisterCollectionChanged<Host>(Host_CollectionChangedWithInvoke);
targetHost = source.GetStorageHost(false);
foreach (Host cachedHost in source.Connection.Cache.Hosts)
{
log.DebugFormat("'{0}' console: Register Server_EnabledPropertyChanged event listener on {1}",
source.Name, cachedHost.Name);
cachedHost.PropertyChanged += Server_EnabledPropertyChanged;
}
HostLabel.Visible = false;
}
log.DebugFormat("'{0}' console: Update power state (on VNCTabView constructor)", this.source.Name);
updatePowerState();
this.vncScreen = new XSVNCScreen(source, new EventHandler(RDPorVNCResizeHandler), this, elevatedUsername, elevatedPassword);
ShowGpuWarningIfRequired();
if (source.is_control_domain)
{
toggleConsoleButton.Visible = false;
}
else
{
toggleConsoleButton.Visible = true;
this.vncScreen.OnDetectRDP = this.OnDetectRDP;
this.vncScreen.OnDetectVNC = this.OnDetectVNC;
this.vncScreen.UserCancelledAuth += this.OnUserCancelledAuth;
}
LastDesktopSize = vncScreen.DesktopSize;
this.insKeyTimer = new System.Threading.Timer(new TimerCallback(notInsKeyPressed));
Properties.Settings.Default.PropertyChanged += Default_PropertyChanged;
registerShortCutKeys();
//
// Ctlr - Alt - Ins send Ctrl - Alt - Delete, and cancels and pending full screen.
//
KeyHandler.AddKeyHandler(ConsoleShortcutKey.CTRL_ALT_INS, cancelWaitForInsKeyAndSendCAD);
this.vncScreen.Parent = this.contentPanel;
this.vncScreen.Dock = DockStyle.Fill;
this.Dock = DockStyle.Fill;
string rdpLabel = GuessNativeConsoleLabel(source);
this.toggleConsoleButton.Text = rdpLabel;
UpdateFullScreenButton();
UpdateDockButton();
setupCD();
UpdateParentMinimumSize();
toggleConsoleButton.EnabledChanged += toggleConsoleButton_EnabledChanged;
}
internal void setCurrentSource(VM source)
{
Program.AssertOnEventThread();
// activeVNCView is going to change, so the current activeVNCView will become inactive
// Start a timer for closing the inactive VNC connection after an interval (20 seconds)
StartCloseVNCTimer(activeVNCView);
tableLayoutPanelRbac.Visible = false;
if (activeVNCView != null)
{
Controls.Remove(activeVNCView);
activeVNCView = null;
}
if (source == null)
return;
List<Role> allowedRoles;
if (RbacDenied(source, out allowedRoles))
{
string msg = allowedRoles.Count == 1 ? Messages.RBAC_CONSOLE_WARNING_ONE : Messages.RBAC_CONSOLE_WARNING_MANY;
lableRbacWarning.Text = string.Format(msg,
Role.FriendlyCSVRoleList(source.Connection.Session.Roles),
Role.FriendlyCSVRoleList(allowedRoles));
tableLayoutPanelRbac.Visible = true;
return;
}
StopCloseVncTimer(source);
//remove one more as we're adding the selected further down
//Take(arg) returns empty list if the arg <= 0
var viewsToRemove = vncViews.Where(v => v.Key.opaque_ref != source.opaque_ref).Take(vncViews.Count -1 - MAX_ACTIVE_VM_CONSOLES);
foreach (var view in viewsToRemove)
closeVNCForSource(view.Key);
if (vncViews.ContainsKey(source))
{
activeVNCView = vncViews[source];
}
else
{
activeVNCView = new VNCView(source, null, null) { Dock = DockStyle.Fill };
vncViews[source] = activeVNCView;
}
activeVNCView.refreshIsoList();
Controls.Add(activeVNCView);
ClearErrorMessage();
}
internal void setCurrentSource(VM source)
{
Program.AssertOnEventThread();
this.Controls.Clear();
if (source == null)
{
activeVNCView = null;
return;
}
List<Role> allowedRoles = null;
if (RbacDenied(source, out allowedRoles))
{
lableRbacWarning.Text = String.Format(allowedRoles.Count == 1 ? Messages.RBAC_CONSOLE_WARNING_ONE : Messages.RBAC_CONSOLE_WARNING_MANY,
Role.FriendlyCSVRoleList(source.Connection.Session.Roles),
Role.FriendlyCSVRoleList(allowedRoles));
this.Controls.Add(RbacWarningPanel);
if (activeVNCView != null)
this.Controls.Remove(activeVNCView);
return;
}
activeVMConsoles.Remove(source);
activeVMConsoles.Add(source);
while (activeVMConsoles.Count > MAX_ACTIVE_VM_CONSOLES)
{
closeVNCForSource(activeVMConsoles[0]);
activeVMConsoles.RemoveAt(0);
}
if (vncViews.ContainsKey(source))
{
activeVNCView = vncViews[source];
}
else
{
activeVNCView = new VNCView(source, null, null);
vncViews[source] = activeVNCView;
}
activeVNCView.refreshIsoList();
this.Controls.Add(activeVNCView);
this.ClearErrorMessage();
}