public DeletePvsSiteAction(PVS_site pvsSite)
: base(pvsSite.Connection, string.Format(Messages.ACTION_DELETE_PVS_SITE_TITLE, pvsSite.Name.Ellipsise(50)),
Messages.ACTION_DELETE_PVS_SITE_DESCRIPTION, false)
{
System.Diagnostics.Trace.Assert(pvsSite != null);
this.pvsSite = pvsSite;
}
public DeletePvsSiteAction(PVS_site pvsSite)
: base(pvsSite.Connection, string.Format(Messages.ACTION_DELETE_PVS_SITE_TITLE, pvsSite.Name.Ellipsise(50)),
Messages.ACTION_DELETE_PVS_SITE_DESCRIPTION, false)
{
System.Diagnostics.Trace.Assert(pvsSite != null);
this.pvsSite = pvsSite;
}
protected override void Run()
{
// check if there are any running proxies
var pvsProxies = Connection.Cache.PVS_proxies.Where(s => s.site.opaque_ref == pvsSite.opaque_ref).ToList();
if (pvsProxies.Count > 0)
{
throw new Failure(Failure.PVS_SITE_CONTAINS_RUNNING_PROXIES);
}
// delete PVS_servers
var pvsServers = Connection.Cache.PVS_servers.Where(s => s.site.opaque_ref == pvsSite.opaque_ref).ToList();
int inc = pvsServers.Count > 0 ? 50 / pvsServers.Count : 50;
foreach (var pvsServer in pvsServers)
{
RelatedTask = PVS_server.async_forget(Session, pvsServer.opaque_ref);
PollToCompletion(PercentComplete, PercentComplete + inc);
}
RelatedTask = PVS_site.async_forget(Session, pvsSite.opaque_ref);
PollToCompletion();
Description = Messages.ACTION_DELETE_PVS_SITE_DONE;
PercentComplete = 100;
}
public PvsCacheStorageRow(Host host, PVS_site site)
{
InitializeComponent();
Host = host;
PvsSite = site;
OrigPvsCacheStorage = site != null ? site.PvsCacheStorage(host) : null;
Populate();
}
public ConfigurePvsSiteAction(IXenConnection connection, string siteName, PVS_site pvsSite, List <PVS_cache_storage> pvsCacheStorages)
: base(connection, string.Format(Messages.ACTION_CONFUGURE_PVS_SITE_TITLE, siteName.Ellipsise(50)),
Messages.ACTION_CONFUGURE_PVS_SITE_DESCRIPTION, false)
{
this.pvsSite = pvsSite;
this.pvsCacheStorages = pvsCacheStorages;
this.siteName = siteName;
SetRBACPermissions();
}
private void UpdateRow(DataGridViewRow row, VM vm, PVS_proxy pvsProxy)
{
PVS_site pvsSite = pvsProxy == null ? null : Connection.Resolve(pvsProxy.site);
row.Cells[0].Value = vm.Name;
row.Cells[1].Value = pvsProxy == null ? Messages.NO : Messages.YES;
row.Cells[2].Value = pvsProxy == null || pvsSite == null ? Messages.NO_VALUE : pvsSite.Name;
row.Cells[3].Value = pvsProxy == null ? Messages.NO_VALUE : pvs_proxy_status_extensions.ToFriendlyString(pvsProxy.status);
}
public PvsCacheStorageRow(Host host, PVS_site site)
{
InitializeComponent();
Host = host;
PvsSite = site;
OrigPvsCacheStorage = site != null?site.PvsCacheStorage(host) : null;
Populate();
}
public PvsProxyCreateAction(VM vm, PVS_site site, VIF vif)
: base(vm.Connection, string.Format(Messages.ACTION_ENABLE_PVS_READ_CACHING_FOR, vm, site))
{
this.site = site;
this.vif = vif;
this.VM = vm;
this.Description = Messages.WAITING;
SetRBACPermissions();
}
private PvsCacheConfigurationPage NewPage(PVS_site pvsSite)
{
var existingTabNames = (from PvsCacheConfigurationPage page in verticalTabs.Items select page.Text).ToList();
PvsCacheConfigurationPage editPage = new PvsCacheConfigurationPage(connection, existingTabNames);
var pvsSiteCopy = pvsSite != null?pvsSite.Clone() : null;
editPage.SetXenObjects(pvsSite, pvsSiteCopy);
editPage.Changed += SomethingChangedOnPage;
editPage.DeleteButtonClicked += DeleteButtonClickedOnPage;
ShowTab(editPage);
RefreshButtons();
return(editPage);
}
private void PvsSiteCollectionChanged(object sender, CollectionChangeEventArgs e)
{
if (e.Action == CollectionChangeAction.Add)
{
PVS_site addedSite = e.Element as PVS_site;
Program.Invoke(this, () =>
{
ResizeVerticalTabs(verticalTabs.Items.Count + 1);
NewPage(addedSite);
});
}
}
/// <summary>
/// If the VM can have PVS read-caching enabled, returns an action to do so. Else returns null
/// </summary>
/// <param name="vm"></param>
/// <param name="siteSelected"></param>
/// <returns></returns>
private AsyncAction GetAsyncActionForVm(VM vm, PVS_site siteSelected)
{
if (vm.PvsProxy != null)
{
return(null); // PVS read caching already enabled
}
var vif = GetVifForPvsProxy(vm);
if (vif == null)
{
return(null); // No VIF with device = 0, so can't enable
}
return(new PvsProxyCreateAction(vm, siteSelected, vif));
}
/// <summary>
/// Creates a dialog for viewing the PVS servers on a particular site.
/// </summary>
/// <param name="site">May not be null.</param>
public PvsSiteDialog(PVS_site site)
{
System.Diagnostics.Trace.Assert(site != null);
connection = site.Connection;
pvsSite = site;
InitializeComponent();
Text = string.Format(Messages.PVS_SITE_DIALOG_TITLE, pvsSite.Name.Ellipsise(50));
System.Diagnostics.Trace.Assert(gridView.Columns.Count > 0);
gridView.Columns[0].DefaultCellStyle.NullValue = null;
RegisterEventHandlers();
Rebuild();
}
/// <summary>
/// Creates a dialog for viewing the PVS servers on a particular site.
/// </summary>
/// <param name="site">May not be null.</param>
public PvsSiteDialog(PVS_site site)
{
System.Diagnostics.Trace.Assert(site != null);
connection = site.Connection;
pvsSite = site;
InitializeComponent();
Text = string.Format(Messages.PVS_SITE_DIALOG_TITLE, pvsSite.Name.Ellipsise(50));
System.Diagnostics.Trace.Assert(gridView.Columns.Count > 0);
gridView.Columns[0].DefaultCellStyle.NullValue = null;
RegisterEventHandlers();
Rebuild();
}
private void RegisterVmEventHandlers(VM vm, PVS_proxy pvsProxy)
{
vm.PropertyChanged -= VmPropertyChanged;
vm.PropertyChanged += VmPropertyChanged;
if (pvsProxy != null)
{
pvsProxy.PropertyChanged -= PvsProxyPropertyChanged;
pvsProxy.PropertyChanged += PvsProxyPropertyChanged;
PVS_site pvsSite = pvsProxy == null ? null : Connection.Resolve(pvsProxy.site);
if (pvsSite != null)
{
pvsSite.PropertyChanged -= PvsSitePropertyChanged;
pvsSite.PropertyChanged += PvsSitePropertyChanged;
}
}
}
private bool DeleteSite(PVS_site site, string siteName)
{
// We cannot delete the site if there are running proxies
if (site != null)
{
var pvsProxies = connection.Cache.PVS_proxies.Where(s => s.site.opaque_ref == site.opaque_ref).ToList();
if (pvsProxies.Count > 0)
{
using (var dlg =
new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Warning, Messages.PVS_SITE_CANNOT_BE_REMOVED, Messages.XENCENTER)))
{
dlg.ShowDialog(Parent);
}
return(false);
}
}
// show confirmation dialog
var message = site != null && !string.IsNullOrEmpty(site.PVS_uuid)
? string.Format(Messages.CONFIRM_DELETE_PVS_SITE_IN_USE, siteName)
: string.Format(Messages.CONFIRM_DELETE_PVS_SITE, siteName);
DialogResult dialogResult;
using (var dlg = new ThreeButtonDialog(
new ThreeButtonDialog.Details(SystemIcons.Warning, message, Messages.XENCENTER),
ThreeButtonDialog.ButtonOK,
ThreeButtonDialog.ButtonCancel))
{
dialogResult = dlg.ShowDialog(Parent);
}
if (dialogResult != DialogResult.OK)
{
return(false);
}
// if it is a newly added site, then there's noting we need to do here (it does not exist on the server yet)
if (site == null)
{
return(true);
}
// delete existing site
var action = new DeletePvsSiteAction(site);
new ActionProgressDialog(action, ProgressBarStyle.Blocks).ShowDialog(this);
return(action.Succeeded);
}
public void SetXenObjects(IXenObject orig, IXenObject clone)
{
PvsSite = (PVS_site)clone;
if (PvsSite != null)
{
textBox1.Text = PvsSite.Name;
pvsConfigInfoIcon.Visible = pvsConfigInfoLabel.Visible = string.IsNullOrEmpty(PvsSite.PVS_uuid);
}
else
{
// Generate list of all taken PVS_site names
List <string> takenNames = new List <PVS_site>(connection.Cache.PVS_sites).ConvertAll(s => s.Name);
takenNames.AddRange(knownSiteNames);
// Generate a unique suggested name for the new site
textBox1.Text = Helpers.MakeUniqueName(Messages.PVS_SITE_NAME, takenNames);
}
LoadServers();
viewPvsServersButton.Enabled = PvsSite != null && PvsSite.servers.Count > 0;
}
protected override void Run()
{
if (pvsSite == null)
{
// create site
RelatedTask = PVS_site.async_introduce(Session, siteName, string.Empty, string.Empty);
PollToCompletion(0, 10);
pvsSite = Connection.WaitForCache(new XenRef <PVS_site>(Result));
}
else
{
// get the site again from cache, just in case it changed (or dissapeared) in the meantime
pvsSite = Connection.Cache.Resolve(new XenRef <PVS_site>(pvsSite.opaque_ref));
if (pvsSite == null)
{
log.InfoFormat("PVS Site '{0}' cannot be configured, because it cannot be found.", siteName);
PercentComplete = 100;
Description = Messages.COMPLETED;
return;
}
if (pvsSite.name_label != siteName)
{
// set name_label
PVS_site.set_name_label(Session, pvsSite.opaque_ref, siteName);
}
}
PercentComplete = 10;
int inc = pvsCacheStorages.Count > 0 ? 90 / pvsCacheStorages.Count / 3 : 90;
foreach (var pvsCacheStorage in pvsCacheStorages)
{
// create Memory SR, if needed
if (pvsCacheStorage.SR != null && Helper.IsNullOrEmptyOpaqueRef(pvsCacheStorage.SR.opaque_ref))
{
RelatedTask = SR.async_create(Session, pvsCacheStorage.host, new Dictionary <string, string> {
{ URI, "" }
}, 0,
Messages.PVS_CACHE_MEMORY_SR_NAME, "", SR.SRTypes.tmpfs.ToString(), "", false, new Dictionary <string, string>());
PollToCompletion(PercentComplete, PercentComplete + inc);
pvsCacheStorage.SR = new XenRef <SR>(Result);
}
else
{
PercentComplete += inc;
}
// destroy existing PVS_cache_storage
var existingConfiguration = pvsSite.PvsCacheStorage(Connection.Resolve(pvsCacheStorage.host));
if (existingConfiguration != null)
{
RelatedTask = PVS_cache_storage.async_destroy(Session, existingConfiguration.opaque_ref);
PollToCompletion(PercentComplete, PercentComplete + inc);
}
else
{
PercentComplete += inc;
}
// create new PVS_cache_storage
if (pvsCacheStorage.SR != null)
{
pvsCacheStorage.site = new XenRef <PVS_site>(pvsSite); //asign the new site
RelatedTask = PVS_cache_storage.async_create(Session, pvsCacheStorage);
PollToCompletion(PercentComplete, PercentComplete + inc);
}
else
{
PercentComplete += inc;
}
}
PercentComplete = 100;
Description = Messages.ACTION_CONFUGURE_PVS_SITE_DONE;
}
/// <summary>
/// If the VM can have PVS read-caching enabled, returns an action to do so. Else returns null
/// </summary>
/// <param name="vm"></param>
/// <param name="siteSelected"></param>
/// <returns></returns>
private AsyncAction GetAsyncActionForVm(VM vm, PVS_site siteSelected)
{
if (vm.PvsProxy != null)
return null; // PVS read caching already enabled
var vif = GetVifForPvsProxy(vm);
if (vif == null)
return null; // No VIF with device = 0, so can't enable
return new PvsProxyCreateAction(vm, siteSelected, vif);
}
public PvsSiteComboBoxItem(PVS_site site)
{
Debug.Assert(site != null, "site passed to combobox was null");
_site = site;
}
public PvsSiteComboBoxItem(PVS_site site)
{
Debug.Assert(site != null, "site passed to combobox was null");
_site = site;
}
private PvsCacheConfigurationPage NewPage(PVS_site pvsSite)
{
var existingTabNames = (from PvsCacheConfigurationPage page in verticalTabs.Items select page.Text).ToList();
PvsCacheConfigurationPage editPage = new PvsCacheConfigurationPage(connection, existingTabNames);
var pvsSiteCopy = pvsSite != null ? pvsSite.Clone() : null;
editPage.SetXenObjects(pvsSite, pvsSiteCopy);
editPage.Changed += SomethingChangedOnPage;
editPage.DeleteButtonClicked += DeleteButtonClickedOnPage;
ShowTab(editPage);
RefreshButtons();
return editPage;
}
public void SetXenObjects(IXenObject orig, IXenObject clone)
{
PvsSite = (PVS_site) clone;
if (PvsSite != null)
{
textBox1.Text = PvsSite.Name;
pvsConfigInfoIcon.Visible = pvsConfigInfoLabel.Visible = string.IsNullOrEmpty(PvsSite.PVS_uuid);
}
else
{
// Generate list of all taken PVS_site names
List<string> takenNames = new List<PVS_site>(connection.Cache.PVS_sites).ConvertAll(s => s.Name);
takenNames.AddRange(knownSiteNames);
// Generate a unique suggested name for the new site
textBox1.Text = Helpers.MakeUniqueName(Messages.PVS_SITE_NAME, takenNames);
}
LoadServers();
viewPvsServersButton.Enabled = PvsSite != null && PvsSite.servers.Count > 0;
cacheStorageInUseInfoIcon.Visible = cacheStorageInUseInfoLabel.Visible = rows.Any(row => row.ReadOnly);
memoryOnlyInfoIcon.Visible = memoryOnlyInfoLabel.Visible = rows.Any(row => !row.ReadOnly);
}
private bool DeleteSite(PVS_site site, string siteName)
{
// We cannot delete the site if there are running proxies
if (site != null)
{
var pvsProxies = connection.Cache.PVS_proxies.Where(s => s.site.opaque_ref == site.opaque_ref).ToList();
if (pvsProxies.Count > 0)
{
using (var dlg =
new ThreeButtonDialog(new ThreeButtonDialog.Details(SystemIcons.Warning, Messages.PVS_SITE_CANNOT_BE_REMOVED, Messages.XENCENTER)))
{
dlg.ShowDialog(Parent);
}
return false;
}
}
// show confirmation dialog
var message = site != null && !string.IsNullOrEmpty(site.PVS_uuid)
? string.Format(Messages.CONFIRM_DELETE_PVS_SITE_IN_USE, siteName)
: string.Format(Messages.CONFIRM_DELETE_PVS_SITE, siteName);
DialogResult dialogResult;
using (var dlg = new ThreeButtonDialog(
new ThreeButtonDialog.Details(SystemIcons.Warning, message, Messages.XENCENTER),
ThreeButtonDialog.ButtonOK,
ThreeButtonDialog.ButtonCancel))
{
dialogResult = dlg.ShowDialog(Parent);
}
if (dialogResult != DialogResult.OK)
return false;
// if it is a newly added site, then there's noting we need to do here (it does not exist on the server yet)
if (site == null)
return true;
// delete existing site
var action = new DeletePvsSiteAction(site);
new ActionProgressDialog(action, ProgressBarStyle.Blocks).ShowDialog(this);
return action.Succeeded;
}
