internal void EditWLB(Pool pool)
{
// Do nothing if there is a WLB action in progress
if (HelpersGUI.FindActiveWLBAction(pool.Connection) != null)
{
log.Debug("Not opening WLB dialog: an WLB action is in progress");
return;
}
if (!pool.Connection.IsConnected)
{
log.Debug("Not opening WLB dialog: the connection to the pool is now closed");
return;
}
try
{
WlbConfigurationDialog wlbConfigDialog = new WlbConfigurationDialog(pool);
DialogResult dr = wlbConfigDialog.ShowDialog();
if (dr == DialogResult.OK)
{
_wlbPoolConfiguration = wlbConfigDialog.WlbPoolConfiguration;
//check to see if the current opt mode matches the current schedule
if (_wlbPoolConfiguration.AutomateOptimizationMode)
{
WlbPoolPerformanceMode scheduledPerfMode = _wlbPoolConfiguration.ScheduledTasks.GetCurrentScheduledPerformanceMode();
if (scheduledPerfMode != _wlbPoolConfiguration.PerformanceMode)
{
string blurb = string.Format(Messages.WLB_PROMPT_FOR_MODE_CHANGE_BLURB, getOptModeText(scheduledPerfMode), getOptModeText(_wlbPoolConfiguration.PerformanceMode));
DialogResult drModeCheck;
using (var dlg = new ThreeButtonDialog(
new ThreeButtonDialog.Details(null, blurb, Messages.WLB_PROMPT_FOR_MODE_CHANGE_CAPTION),
ThreeButtonDialog.ButtonYes,
ThreeButtonDialog.ButtonNo))
{
drModeCheck = dlg.ShowDialog(this);
}
if (drModeCheck == DialogResult.Yes)
{
_wlbPoolConfiguration.PerformanceMode = scheduledPerfMode;
}
}
}
SaveWLBConfig(_wlbPoolConfiguration);
}
}
catch (Exception ex)
{
log.Debug("Unable to open the WLB configuration dialog.", ex);
return;
}
if (!(WlbServerState.GetState(_pool) == WlbServerState.ServerState.NotConfigured))
{
RetrieveConfiguration();
}
}
private void RetrieveConfiguration()
{
// only get the config if there are no other pending wlb actions
if (null == HelpersGUI.FindActiveWLBAction(_pool.Connection))
{
RetrieveWlbConfigurationAction action = new RetrieveWlbConfigurationAction(_pool);
action.Completed += this.action_Completed;
action.RunAsync();
}
}
private void SetButtonState()
{
string statusMessage = string.Empty;
string rbacUser = string.Empty;
bool passedRbacChecks = PassedRbacChecks();
if (!passedRbacChecks)
{
List <Role> roleList = _pool.Connection.Session.Roles;
roleList.Sort();
rbacUser = roleList[0].FriendlyName;
}
AsyncAction thisAction = HelpersGUI.FindActiveWLBAction(_pool.Connection);
if (thisAction is RetrieveWlbConfigurationAction)
{
DisableButtons();
return;
}
//if wlb is not configured,
// disable the config button and change the text of the Enable button to Initialize WLB...
//else if (!wlbConfigured)
else if (WlbServerState.GetState(_pool) == WlbServerState.ServerState.NotConfigured)
{
buttonConnect.Visible = true;
buttonConnect.Text = Messages.WLB_CONNECT;
buttonConfigure.Visible = false;
buttonEnableDisableWlb.Visible = false;
buttonReports.Visible = false;
pictureBoxWarningTriangle.Visible = false;
if (passedRbacChecks)
{
statusMessage = string.Format(Messages.WLB_INITIALIZE_WLB_BLURB, _pool.Name);
}
else
{
statusMessage = string.Format(Messages.WLB_INITIALIZE_WLB_BLURB_NO_PRIV, _pool.Name, rbacUser);
}
labelStatus.Text = statusMessage;
pictureBoxWarningTriangle.Visible = (WlbServerState.GetState(_pool) == WlbServerState.ServerState.ConnectionError);
panelConfiguration.Visible = false;
wlbOptimizePool.Visible = false;
}
//if there is an error contacting the WLB server,
// disable the config button and change the text of the Enable button to Initialize WLB...
//else if (!wlbConfigured)
else if (WlbServerState.GetState(_pool) == WlbServerState.ServerState.ConnectionError)
{
buttonConnect.Visible = true;
buttonConnect.Text = Messages.WLB_RECONNECT;
buttonConfigure.Visible = false;
buttonEnableDisableWlb.Visible = false;
buttonReports.Visible = false;
pictureBoxWarningTriangle.Visible = true;
if (passedRbacChecks)
{
statusMessage = Messages.WLB_CONNECTION_ERROR_BLURB;
}
else
{
statusMessage = string.Format(Messages.WLB_CONNECTION_ERROR_BLURB_NO_PRIV, rbacUser);
}
labelStatus.Text = statusMessage;
labelStatus.Visible = true;
pictureBoxWarningTriangle.Visible = (WlbServerState.GetState(_pool) == WlbServerState.ServerState.ConnectionError);
buttonReports.Enabled = false;
panelConfiguration.Visible = false;
wlbOptimizePool.Visible = false;
}
//if wlb is configured but not enabled,
//enable the configure button and enble the enable button
//else if (wlbConfigured && !wlbEnabled)
else if (WlbServerState.GetState(_pool) == WlbServerState.ServerState.Disabled)
{
base.Text = Messages.WORKLOAD_BALANCING;
buttonConnect.Visible = false;
buttonConfigure.Visible = true;
buttonEnableDisableWlb.Visible = true;
buttonReports.Visible = true;
pictureBoxWarningTriangle.Visible = true;
buttonConfigure.Enabled = true;
buttonEnableDisableWlb.Enabled = true;
buttonEnableDisableWlb.Text = Messages.ENABLE_WLB_ELLIPSIS;
buttonEnableDisableWlb.ImageIndex = 1; //Play arrow
if (!passedRbacChecks)
{
statusMessage = string.Format(Messages.WLB_ENABLE_WLB_BLURB_NO_PRIV, _pool.Name, rbacUser);
}
else
{
statusMessage = string.Format(Messages.WLB_ENABLE_WLB_BLURB, _pool.Name);
}
labelStatus.Text = statusMessage;
buttonReports.Enabled = true;
panelConfiguration.Visible = true;
wlbOptimizePool.Visible = true;
}
//otherwise, if wlb is configured and enabled, allow configuration, and show enable as Disable
//else if (wlbEnabled)
else if (WlbServerState.GetState(_pool) == WlbServerState.ServerState.Enabled)
{
buttonConnect.Visible = false;
buttonConfigure.Visible = true;
buttonEnableDisableWlb.Visible = true;
buttonReports.Visible = true;
pictureBoxWarningTriangle.Visible = false;
buttonConfigure.Enabled = true;
buttonEnableDisableWlb.Enabled = true;
buttonEnableDisableWlb.Text = Messages.DISABLE_WLB_ELLIPSIS;
buttonEnableDisableWlb.ImageIndex = 0; //Pause hashes
if (!passedRbacChecks)
{
statusMessage = string.Format(Messages.WLB_NO_PERMISSION_BLURB, rbacUser);
}
else
{
statusMessage = string.Format(Messages.WLB_ENABLED_BLURB, _pool.Name);
}
labelStatus.Text = statusMessage;
buttonReports.Enabled = true;
panelConfiguration.Visible = true;
wlbOptimizePool.Visible = true;
}
if (PassedRbacChecks())
{
//Show the buttons
flowLayoutPanelLeftButtons.Visible = true;
//panelButtons.Visible = true;
}
else
{
//disable and hide the buttons
DisableButtons();
flowLayoutPanelLeftButtons.Visible = false;
//panelButtons.Visible = false;
}
}
/// <summary>
/// Build optimize pool list view properly
/// </summary>
private void BuildRecList()
{
Program.AssertOnEventThread();
if (_xenObject == null)
{
return;
}
if (Helpers.WlbEnabled(_xenObject.Connection))
{
try
{
if (_xenObject is Pool)
{
_pool = (Pool)_xenObject;
// get any active WLB action
action = HelpersGUI.FindActiveWLBAction(_xenObject.Connection);
// make sure we are not initializing, starting or stopping WLB
if (action is DisableWLBAction || action is EnableWLBAction || action is InitializeWLBAction)
{
return;
}
optimizePoolListView.BeginUpdate();
// check whether optimize pool is running before load optimize pool listview
if ((action != null && action is WlbOptimizePoolAction) ||
(action == null && _pool.other_config.ContainsKey(WlbOptimizationRecommendation.OPTIMIZINGPOOL) &&
_pool.other_config[WlbOptimizationRecommendation.OPTIMIZINGPOOL] == Messages.IN_PROGRESS))
{
//statusLabel.Text = Messages.WLB_OPT_OPTIMIZING;
this.applyButton.Text = Messages.WLB_OPT_OPTIMIZING;
EnableControls(false, false);
}
else if (action == null || (action != null && action.GetType() != typeof(WlbRetrieveRecommendationAction)))
{
this.applyButton.Text = Messages.WLB_OPT_APPLY_RECOMMENDATIONS;
// retrieve recommendations, and load optimize pool listview properly
WlbRetrieveRecommendationAction optAction = new WlbRetrieveRecommendationAction(_pool);
optAction.Completed += this.OptRecRetrieveAction_Completed;
optAction.RunAsync();
}
}
}
catch (Failure f)
{
statusLabel.Text = Messages.WLB_OPT_LOADING_ERROR;
log.Error(f, f);
}
catch (Exception e)
{
statusLabel.Text = Messages.WLB_OPT_LOADING_ERROR;
log.ErrorFormat("There was an error calling retrieve_wlb_recommendations on pool {0}", _pool.name_label);
log.Error(e, e);
}
finally
{
optimizePoolListView.EndUpdate();
}
}
else
{
this.WLBOptDisable(true);
}
}