protected override List <KeyValuePair <string, List <Check> > > GenerateChecks(Pool_patch patch)
        {
            List <KeyValuePair <string, List <Check> > > checks = new List <KeyValuePair <string, List <Check> > >();
            List <Check> checkGroup;

            //XenCenter version check (if any of the selected server version is not the latest)
            var latestCrVersion = Updates.XenServerVersions.FindAll(item => item.LatestCr).OrderByDescending(v => v.Version).FirstOrDefault();

            if (latestCrVersion != null &&
                SelectedServers.Any(host => new Version(Helpers.HostProductVersion(host)) < latestCrVersion.Version))
            {
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_XENCENTER_VERSION, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;
                checkGroup.Add(new XenCenterVersionCheck(null));
            }

            //HostMaintenanceModeCheck checks
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_HOST_LIVENESS_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new HostMaintenanceModeCheck(host));
            }

            //HA checks
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_HA_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Pool pool in SelectedPools)
            {
                Host host = pool.Connection.Resolve(pool.master);

                if (host == null)
                {
                    continue;
                }

                checkGroup.Add(new HAOffCheck(host));
            }

            //Checking can evacuate host
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_CANEVACUATE_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new AssertCanEvacuateUpgradeCheck(host));
            }

            //PBDsPluggedCheck
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_STORAGE_CONNECTIONS_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new PBDsPluggedCheck(host));
            }


            //HotfixesCheck required for MNR, Cowley, Boston and Sanibel
            bool titleAdded = false;

            foreach (var host in SelectedServers)
            {
                if (new HotfixFactory().IsHotfixRequired(host) && !ManualUpgrade)
                {
                    if (!titleAdded)
                    {
                        checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_UPGRADE_HOTFIX_STATUS,
                                                                            new List <Check>()));
                        checkGroup = checks[checks.Count - 1].Value;
                        titleAdded = true;
                    }
                    checkGroup.Add(new HostHasHotfixCheck(host));
                }
            }

            //iSL (StorageLink) check - CA-223486: only for pre-Creedence
            var preCreedenceServers = SelectedServers.Where(h => !Helpers.CreedenceOrGreater(h)).ToList();

            if (preCreedenceServers.Any())
            {
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_STORAGELINK_STATUS, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;
                foreach (Host host in preCreedenceServers)
                {
                    checkGroup.Add(new HostHasUnsupportedStorageLinkSRCheck(host));
                }
            }

            //SafeToUpgradeCheck - in automatic mode only
            if (!ManualUpgrade)
            {
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_SAFE_TO_UPGRADE, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;

                foreach (Host host in SelectedServers)
                {
                    checkGroup.Add(new SafeToUpgradeCheck(host));
                }
            }

            return(checks);
        }
        private List <HostPlan> CompileAutomaticHostPlan(Pool pool, out List <Host> applicableHosts)
        {
            var poolHosts = pool.Connection.Cache.Hosts.ToList();

            SelectedServers.Sort(); //master first and then the slaves
            var hostplans = new List <HostPlan>();

            if (SelectedUpdateType == UpdateType.ISO)
            {
                var poolUpdates = new List <Pool_update>(pool.Connection.Cache.Pool_updates);
                var poolUpdate  = poolUpdates.FirstOrDefault(u => u != null && string.Equals(u.uuid, PoolUpdate.uuid, StringComparison.OrdinalIgnoreCase));

                if (poolUpdate != null) //ely or greater
                {
                    foreach (var server in SelectedServers)
                    {
                        if (poolHosts.Contains(server) && !poolUpdate.AppliedOn(server))
                        {
                            hostplans.Add(new HostPlan(server, null, CompilePoolUpdateActionList(server, poolUpdate), null));
                        }
                    }
                }
                else if (SuppPackVdis != null) // supp pack
                {
                    foreach (var server in SelectedServers)
                    {
                        if (SuppPackVdis.ContainsKey(server) && poolHosts.Contains(server))
                        {
                            var updateActions = new List <PlanAction>
                            {
                                new InstallSupplementalPackPlanAction(server, SuppPackVdis[server]),
                                new RestartHostPlanAction(server, server.GetRunningVMs())
                            };
                            hostplans.Add(new HostPlan(server, null, updateActions, null));
                        }
                    }
                }
            }
            else //legacy
            {
                var poolPatches = new List <Pool_patch>(pool.Connection.Cache.Pool_patches);
                var poolPatch   = poolPatches.Find(p => Patch != null && string.Equals(p.uuid, Patch.uuid, StringComparison.OrdinalIgnoreCase));

                if (poolPatch != null)
                {
                    foreach (Host server in SelectedServers)
                    {
                        if (poolHosts.Contains(server) && poolPatch.AppliedOn(server) == DateTime.MaxValue)
                        {
                            hostplans.Add(new HostPlan(server, null, CompilePatchActionList(server, poolPatch), null));
                        }
                    }
                }

                if (RemoveUpdateFile && hostplans.Count > 0)
                {
                    hostplans[hostplans.Count - 1].UpdatesPlanActions.Add(new RemoveUpdateFile(pool, poolPatch));
                }
            }

            applicableHosts = hostplans.Select(h => h.Host).ToList();
            return(hostplans);
        }
Example #3
0
        private void PrepareUploadActions()
        {
            OnPageUpdated();
            SuppPackVdis.Clear();
            uploadActions.Clear();

            //Upload the patches to the masters if it is necessary
            List <Host> masters = SelectedMasters;

            foreach (Host selectedServer in masters)
            {
                AsyncAction action = null;
                switch (SelectedUpdateType)
                {
                case UpdateType.NewRetail:
                    if (CanUploadUpdateOnHost(SelectedNewPatchPath, selectedServer))
                    {
                        bool deleteFileOnCancel = AllDownloadedPatches.ContainsValue(SelectedNewPatchPath);
                        action = new UploadPatchAction(selectedServer.Connection, SelectedNewPatchPath, true, deleteFileOnCancel);
                    }
                    break;

                case UpdateType.Existing:
                    if (!PatchExistsOnPool(_patch, selectedServer))
                    {
                        //Download patch from server Upload in the selected server
                        action = new CopyPatchFromHostToOther(SelectedExistingPatch.Connection, selectedServer,
                                                              SelectedExistingPatch);
                    }
                    break;

                case UpdateType.ISO:
                    if (CanUploadUpdateOnHost(SelectedNewPatchPath, selectedServer))
                    {
                        _poolUpdate = null;
                        _patch      = null;

                        action = new UploadSupplementalPackAction(
                            selectedServer.Connection,
                            SelectedServers.Where(s => s.Connection == selectedServer.Connection).ToList(),
                            SelectedNewPatchPath,
                            true);
                    }
                    break;
                }
                if (action != null)
                {
                    action.Changed   += singleAction_Changed;
                    action.Completed += singleAction_Completed;
                }
                else
                {
                    _poolUpdate = GetUpdateFromUpdatePath();
                    _patch      = GetPatchFromPatchPath();
                }
                uploadActions.Add(selectedServer, action);
            }

            foreach (KeyValuePair <Host, AsyncAction> uploadAction in uploadActions)
            {
                flickerFreeListBox1.Items.Add(uploadAction);
            }

            flickerFreeListBox1.Refresh();
            OnPageUpdated();
        }
        private List <HostPlan> CompileManualHostPlan(Pool pool, out List <Host> applicableHosts)
        {
            var poolHosts = pool.Connection.Cache.Hosts.ToList();

            SelectedServers.Sort(); //master first and then the slaves
            var hostplans = new List <HostPlan>();

            if (SelectedUpdateType == UpdateType.ISO)
            {
                if (PoolUpdate != null) //ely or greater
                {
                    foreach (var server in SelectedServers)
                    {
                        if (poolHosts.Contains(server))
                        {
                            var hostRebootRequired = WizardHelpers.IsHostRebootRequiredForUpdate(server, PoolUpdate, LivePatchCodesByHost);

                            var updateActions = new List <PlanAction> {
                                new ApplyPoolUpdatePlanAction(server, PoolUpdate, hostRebootRequired)
                            };
                            hostplans.Add(new HostPlan(server, null, updateActions, null));
                        }
                    }
                }
                else if (SuppPackVdis != null) //supp pack
                {
                    foreach (var server in SelectedServers)
                    {
                        if (SuppPackVdis.ContainsKey(server) && poolHosts.Contains(server))
                        {
                            var updateActions = new List <PlanAction> {
                                new InstallSupplementalPackPlanAction(server, SuppPackVdis[server])
                            };
                            hostplans.Add(new HostPlan(server, null, updateActions, null));
                        }
                    }
                }
            }
            else // legacy
            {
                foreach (var server in SelectedServers)
                {
                    if (poolHosts.Contains(server))
                    {
                        var hostRebootRequired = WizardHelpers.IsHostRebootRequiredForUpdate(server, Patch, LivePatchCodesByHost);

                        var updateActions = new List <PlanAction> {
                            new ApplyPatchPlanAction(server, Patch, hostRebootRequired)
                        };
                        hostplans.Add(new HostPlan(server, null, updateActions, null));
                    }
                }

                if (RemoveUpdateFile && hostplans.Count > 0)
                {
                    hostplans[hostplans.Count - 1].UpdatesPlanActions.Add(new RemoveUpdateFile(pool, Patch));
                }
            }

            applicableHosts = hostplans.Select(h => h.Host).ToList();
            return(hostplans);
        }
        protected override List <KeyValuePair <string, List <Check> > > GenerateChecks(Pool_patch patch)
        {
            List <KeyValuePair <string, List <Check> > > checks = new List <KeyValuePair <string, List <Check> > >();

            //HostMaintenanceModeCheck checks
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_HOST_LIVENESS_STATUS, new List <Check>()));
            List <Check> checkGroup = checks[checks.Count - 1].Value;

            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new HostMaintenanceModeCheck(host));
            }

            //HA checks
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_HA_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Pool pool in SelectedPools)
            {
                Host host = pool.Connection.Resolve(pool.master);

                if (host == null)
                {
                    continue;
                }

                checkGroup.Add(new HAOffCheck(host));
            }

            //Checking can evacuate host
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_CANEVACUATE_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new AssertCanEvacuateUpgradeCheck(host));
            }

            //PBDsPluggedCheck
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_STORAGE_CONNECTIONS_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new PBDsPluggedCheck(host));
            }


            //HotfixesCheck required for MNR, Cowley, Boston and Sanibel
            bool titleAdded = false;

            foreach (var host in SelectedServers)
            {
                if (new HotfixFactory().IsHotfixRequired(host) && !ManualUpgrade)
                {
                    if (!titleAdded)
                    {
                        checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_UPGRADE_HOTFIX_STATUS,
                                                                            new List <Check>()));
                        checkGroup = checks[checks.Count - 1].Value;
                        titleAdded = true;
                    }
                    checkGroup.Add(new HostHasHotfixCheck(host));
                }
            }

            //iSL (StorageLink) check - CA-223486: only for pre-Creedence
            var preCreedenceServers = SelectedServers.Where(h => !Helpers.CreedenceOrGreater(h)).ToList();

            if (preCreedenceServers.Any())
            {
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_STORAGELINK_STATUS, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;
                foreach (Host host in preCreedenceServers)
                {
                    checkGroup.Add(new HostHasUnsupportedStorageLinkSRCheck(host));
                }
            }

            //SafeToUpgradeCheck - in automatic mode only
            if (!ManualUpgrade)
            {
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_SAFE_TO_UPGRADE, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;

                foreach (Host host in SelectedServers)
                {
                    checkGroup.Add(new SafeToUpgradeCheck(host));
                }
            }

            return(checks);
        }
        protected override void PageLoadedCore(PageLoadedDirection direction)
        {
            if (_thisPageHasBeenCompleted)
            {
                actionsWorker = null;
                return;
            }

            if (!IsAutomaticMode)
            {
                textBoxLog.Text = ManualTextInstructions;

                List <AsyncAction> actions = new List <AsyncAction>();

                if (SelectedUpdateType == UpdateType.ISO && PoolUpdate != null)
                {
                    //Ely or greater: iso update format
                    foreach (var server in SelectedServers)
                    {
                        actions.Add(new ApplyUpdateAction(PoolUpdate, server));
                    }
                }
                else
                {
                    //legacy mode
                    if (SelectedUpdateType != UpdateType.ISO)
                    {
                        foreach (var server in SelectedServers)
                        {
                            actions.Add(new ApplyPatchAction(Patch, server));
                        }
                    }
                    else
                    {
                        actions.Add(new InstallSupplementalPackAction(SuppPackVdis, false));
                    }
                }

                if (RemoveUpdateFile && SelectedUpdateType != UpdateType.ISO)
                {
                    foreach (Pool pool in SelectedPools)
                    {
                        actions.Add(new PoolPatchCleanAction(pool, Patch, false));
                    }
                }

                using (var multipleAction = new MultipleAction(Connection, "", "", "", actions, true, true, true))
                {
                    multipleAction.Changed   += action_Changed;
                    multipleAction.Completed += action_Completed;
                    multipleAction.RunAsync();
                }
                return;
            }

            _nextEnabled = false;
            OnPageUpdated();

            List <PlanAction> planActions = new List <PlanAction>();

            foreach (Pool pool in SelectedPools)
            {
                var  poolHosts = new List <Host>(pool.Connection.Cache.Hosts);
                Host master    = SelectedServers.Find(host => host.IsMaster() && poolHosts.Contains(host));

                //For Ely or greater: ISO updates only
                if (SelectedUpdateType == UpdateType.ISO && Helpers.ElyOrGreater(pool.Connection)) //updates for Ely (or higher) are always ISO
                {
                    var poolUpdates = new List <Pool_update>(pool.Connection.Cache.Pool_updates);
                    var poolUpdate  = poolUpdates.FirstOrDefault(u => u != null && string.Equals(u.uuid, PoolUpdate.uuid, StringComparison.OrdinalIgnoreCase));

                    //master first
                    if (master != null && !poolUpdate.AppliedOn(master))
                    {
                        planActions.AddRange(CompilePoolUpdateActionList(master, poolUpdate));
                    }

                    //other hosts
                    foreach (var host in SelectedServers.Where(s => poolHosts.Contains(s) && !s.IsMaster() && !poolUpdate.AppliedOn(s)).ToList())
                    {
                        planActions.AddRange(CompilePoolUpdateActionList(host, poolUpdate));
                    }
                }
                // Legacy (pre-Ely) case: either ISO for supplemental packs (Pool_patch == null) or patch (Pool_patch != null)
                else
                {
                    Pool_patch poolPatch = null;

                    if (SelectedUpdateType != UpdateType.ISO)
                    {
                        List <Pool_patch> poolPatches = new List <Pool_patch>(pool.Connection.Cache.Pool_patches);

                        poolPatch = poolPatches.Find(delegate(Pool_patch otherPatch)
                        {
                            if (Patch != null)
                            {
                                return(string.Equals(otherPatch.uuid, Patch.uuid, StringComparison.OrdinalIgnoreCase));
                            }
                            return(false);
                        });
                    }

                    //master first
                    if (master != null && (poolPatch == null || poolPatch.AppliedOn(master) == DateTime.MaxValue))
                    {
                        planActions.AddRange(CompileActionList(master, poolPatch));
                    }

                    foreach (Host server in SelectedServers)
                    {
                        if (poolHosts.Contains(server))
                        {
                            if (!server.IsMaster())
                            {
                                // check patch isn't already applied here
                                if (poolPatch == null || poolPatch.AppliedOn(server) == DateTime.MaxValue)
                                {
                                    planActions.AddRange(CompileActionList(server, poolPatch));
                                }
                            }
                        }
                    }

                    if (RemoveUpdateFile)
                    {
                        planActions.Add(new RemoveUpdateFile(pool, poolPatch));
                    }
                }
            } //end pool in foreach

            planActions.Add(new UnwindProblemsAction(PrecheckProblemsActuallyResolved));

            actionsWorker         = new BackgroundWorker();
            actionsWorker.DoWork += PatchingWizardAutomaticPatchWork;
            actionsWorker.WorkerReportsProgress      = true;
            actionsWorker.ProgressChanged           += actionsWorker_ProgressChanged;
            actionsWorker.RunWorkerCompleted        += actionsWorker_RunWorkerCompleted;
            actionsWorker.WorkerSupportsCancellation = true;
            actionsWorker.RunWorkerAsync(planActions);
        }
Example #7
0
        public override void PageLoaded(PageLoadedDirection direction)
        {
            base.PageLoaded(direction);

            if (_thisPageHasBeenCompleted)
            {
                actionManualMode = null;
                actionsWorker    = null;
                return;
            }

            if (!IsAutomaticMode)
            {
                if (SelectedUpdateType != UpdateType.NewSuppPack)
                {
                    actionManualMode = new ApplyPatchAction(new List <Pool_patch> {
                        Patch
                    }, SelectedServers);
                }
                else
                {
                    actionManualMode = new InstallSupplementalPackAction(SuppPackVdis, false);
                }
                actionManualMode.Changed   += action_Changed;
                actionManualMode.Completed += action_Completed;
                textBoxLog.Text             = ManualTextInstructions;
                actionManualMode.RunAsync();
                return;
            }

            _nextEnabled = false;
            OnPageUpdated();

            List <PlanAction> planActions = new List <PlanAction>();

            foreach (Pool pool in SelectedPools)
            {
                Pool_patch poolPatch = null;
                if (SelectedUpdateType != UpdateType.NewSuppPack)
                {
                    List <Pool_patch> poolPatches = new List <Pool_patch>(pool.Connection.Cache.Pool_patches);
                    poolPatch = poolPatches.Find(delegate(Pool_patch otherPatch)
                    {
                        if (Patch != null)
                        {
                            return(string.Equals(otherPatch.uuid, Patch.uuid, StringComparison.OrdinalIgnoreCase));
                        }
                        return(false);
                    });
                }

                List <Host> poolHosts = new List <Host>(pool.Connection.Cache.Hosts);
                Host        master    = SelectedServers.Find(host => host.IsMaster() && poolHosts.Contains(host));
                if (master != null)
                {
                    planActions.AddRange(CompileActionList(master, poolPatch));
                }
                foreach (Host server in SelectedServers)
                {
                    if (poolHosts.Contains(server))
                    {
                        if (!server.IsMaster())
                        {
                            // check patch isn't already applied here
                            if (poolPatch == null || poolPatch.AppliedOn(server) == DateTime.MaxValue)
                            {
                                planActions.AddRange(CompileActionList(server, poolPatch));
                            }
                        }
                    }
                }
                if (RemoveUpdateFile)
                {
                    planActions.Add(new RemoveUpdateFile(pool, poolPatch));
                }
            }
            planActions.Add(new UnwindProblemsAction(ProblemsResolvedPreCheck));

            actionsWorker         = new BackgroundWorker();
            actionsWorker.DoWork += new DoWorkEventHandler(PatchingWizardAutomaticPatchWork);
            actionsWorker.WorkerReportsProgress      = true;
            actionsWorker.ProgressChanged           += new ProgressChangedEventHandler(actionsWorker_ProgressChanged);
            actionsWorker.RunWorkerCompleted        += new RunWorkerCompletedEventHandler(actionsWorker_RunWorkerCompleted);
            actionsWorker.WorkerSupportsCancellation = true;
            actionsWorker.RunWorkerAsync(planActions);
        }
Example #8
0
        protected override List <KeyValuePair <string, List <Check> > > GenerateChecks(Pool_patch patch)
        {
            List <KeyValuePair <string, List <Check> > > checks = new List <KeyValuePair <string, List <Check> > >();

            //HostMaintenanceModeCheck checks
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_HOST_LIVENESS_STATUS, new List <Check>()));
            List <Check> checkGroup = checks[checks.Count - 1].Value;

            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new HostMaintenanceModeCheck(host));
            }

            //HA checks
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_HA_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Pool pool in SelectedPools)
            {
                Host host = pool.Connection.Resolve(pool.master);

                if (host == null)
                {
                    continue;
                }

                checkGroup.Add(new HAOffCheck(host));
            }

            //Checking can evacuate host
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_CANEVACUATE_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new AssertCanEvacuateUpgradeCheck(host));
            }

            //PBDsPluggedCheck
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_STORAGE_CONNECTIONS_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new PBDsPluggedCheck(host));
            }


            //HotfixesCheck required for MNR, Cowley, Boston and Sanibel
            bool titleAdded = false;

            foreach (var host in SelectedServers)
            {
                if (new HotfixFactory().IsHotfixRequired(host) && !ManualUpgrade)
                {
                    if (!titleAdded)
                    {
                        checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_UPGRADE_HOTFIX_STATUS,
                                                                            new List <Check>()));
                        checkGroup = checks[checks.Count - 1].Value;
                        titleAdded = true;
                    }
                    checkGroup.Add(new HostHasHotfixCheck(host));
                }
            }

            //iSL (StorageLink) check
            checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_STORAGELINK_STATUS, new List <Check>()));
            checkGroup = checks[checks.Count - 1].Value;
            foreach (Host host in SelectedServers)
            {
                checkGroup.Add(new HostHasUnsupportedStorageLinkSRCheck(host));
            }

            //Upgrading to Clearwater and above - license changes warning and deprecations
            if (SelectedServers.Any(h => !Helpers.ClearwaterOrGreater(h)))
            {
                //License changes
                if (SelectedServers.Any(h => Host.GetEdition(h.edition) != Host.Edition.EnterpriseXD &&
                                        Host.GetEdition(h.edition) != Host.Edition.XenDesktop))
                {
                    checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_LICENSING_STATUS, new List <Check>()));
                    checkGroup = checks[checks.Count - 1].Value;
                    foreach (Host host in SelectedServers)
                    {
                        checkGroup.Add(new UpgradingFromTampaAndOlderCheck(host));
                    }
                }

                //WSS removal
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_WSS_STATUS, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;
                foreach (Host host in SelectedServers)
                {
                    checkGroup.Add(new HostHasWssCheck(host));
                }

                //VMP[RP]removal
                checks.Add(new KeyValuePair <string, List <Check> >(Messages.CHECKING_VMPR_STATUS, new List <Check>()));
                checkGroup = checks[checks.Count - 1].Value;
                foreach (Host host in SelectedServers)
                {
                    checkGroup.Add(new VmprActivatedCheck(host));
                }
            }

            return(checks);
        }