Framework/Core/PolicySetup/PolicySetup.ps1

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using namespace System.Management.Automation
using namespace Microsoft.Azure.Commands.Management.Storage.Models
using namespace Microsoft.WindowsAzure.Storage.Blob
using namespace Microsoft.WindowsAzure.Commands.Common.Storage.ResourceModel
using namespace Newtonsoft.Json.Schema
Set-StrictMode -Version Latest

class PolicySetup: CommandBase
{
    [StorageHelper] $StorageAccountInstance;
    [AppInsightHelper] $AppInsightInstance;
    [string] $OrgName;
    [string] $DepartmentName;
    [string] $OrgFullName;
    [string] $StorageAccountName;
    [string] $ResourceGroupName;
    [string] $AppInsightName;
    [string] $AppInsightLocation;
    [string] $ResourceGroupLocation;
    [string] $MonitoringDashboardLocation;
    hidden [string] $PolicyUrl;
    hidden [string] $installerUrl;
    hidden [string] $InstallerFileName;
    hidden [string] $Version = "3.1803.0";
    hidden [string] $RunbookBaseVersion = "1.0.0"
    hidden [string] $AzSKConfigURL = [string]::Empty
    hidden [string] $CASetupRunbookURL = [string]::Empty

    hidden [string] $ConfigContainerName = "policies";
    hidden [string] $InstallerContainerName = "installer";

    hidden [string] $FolderPath;
    hidden [string] $ConfigFolderPath;
    hidden [string] $InstallerFolderPath;
    hidden [string] $RunbookFolderPath;

    hidden [string] $InstallerFile;

    hidden [string] $IWRCommand;
    hidden [bool] $IsUpdateSwitchOn = $false
    hidden [string] $updateCommandName = "Update-AzSKOrganizationPolicy"
    hidden [string] $removeCommandName = "Remove-AzSKOrganizationPolicy"
    hidden [string] $installCommandName = "Install-AzSKOrganizationPolicy"
    hidden [string] $getCommandName = "Get-AzSKOrganizationPolicyStatus"
    hidden [OverrideConfigurationType] $OverrideConfiguration = [OverrideConfigurationType]::None

    PolicySetup([string] $subscriptionId, [InvocationInfo] $invocationContext, [string] $orgName, [string] $departmentName, [string] $resourceGroupName, [string] $storageAccountName, [string] $appInsightName, [string] $appInsightLocation, [string] $resourceGroupLocation,[string] $MonitoringDashboardLocation, [string] $localPolicyFolderPath):
        Base($subscriptionId, $invocationContext)
    {
        $this.CreateInstance($subscriptionId, $orgName, $departmentName, $resourceGroupName, $storageAccountName, $appInsightName, $appInsightLocation, $resourceGroupLocation,$MonitoringDashboardLocation, $localPolicyFolderPath);                
    }

    [void] CreateInstance([string] $subscriptionId, [string] $orgName, [string] $departmentName, [string] $resourceGroupName, [string] $storageAccountName, [string] $appInsightName, [string] $appInsightLocation, [string] $resourceGroupLocation,[string] $MonitoringDashboardLocation, [string] $localPolicyFolderPath)
    {
        if([string]::IsNullOrWhiteSpace($orgName))
        {
            throw ([SuppressedException]::new(("The argument 'orgName' is null or empty"), [SuppressedExceptionType]::NullArgument))
        }

        $this.OrgName = $orgName;
        $this.OrgFullName = $orgName;
        $moduleName = [Constants]::AzSKModuleName
        $prefix = $moduleName + "-" + $this.OrgFullName;
        if([string]::IsNullOrWhiteSpace($resourceGroupName))
        {
            $this.DepartmentName = $departmentName;

            if(-not [string]::IsNullOrWhiteSpace($departmentName))
            {
                $this.OrgFullName = $this.OrgFullName + "-" + $departmentName;
            }
            $prefix = $moduleName + "-" + $this.OrgFullName;
            $candidateStorageAccountName = $prefix.Replace("-", "").ToLower() + "sa";
            [int] $availableLength = 24 - ($moduleName.Length + 2)
            $storageRegEx = [regex]"^[a-z0-9]{3,24}$"
            if(-not $storageRegEx.IsMatch($candidateStorageAccountName))
            {
                throw ([SuppressedException]::new("Only alphanumeric characters are supported in OrgName and DeptName params. Total length (OrgName + DeptName) should be less than $availableLength characters ", [SuppressedExceptionType]::InvalidArgument))
            }
            $this.ResourceGroupName = $prefix + "-RG";
            $this.StorageAccountName = $prefix.Replace("-", "").ToLower() + "sa";
            $this.AppInsightName = $prefix + "-AppInsight";
        }
        else
        {
            $this.ResourceGroupName = $resourceGroupName;
            $this.StorageAccountName = $storageAccountName;
            $this.AppInsightName = $appInsightName;
            if([string]::IsNullOrWhiteSpace($this.StorageAccountName))
            {
                $this.StorageAccountName = $prefix.Replace("-", "").ToLower() + "sa";
            }

            if((-not [string]::IsNullOrWhiteSpace($this.ResourceGroupName) -or -not [string]::IsNullOrWhiteSpace($this.StorageAccountName)) -and ([string]::IsNullOrWhiteSpace($this.ResourceGroupName) -or [string]::IsNullOrWhiteSpace($this.StorageAccountName)))            
            {
                throw ([SuppressedException]::new(("You need to pass valid values for ResourceGroupName and StorageAccountName params. They are either null or empty."), [SuppressedExceptionType]::NullArgument))
            }
            elseif(-not [string]::IsNullOrWhiteSpace($this.StorageAccountName))
            {
                $storageRegEx = [regex]"^[a-z0-9]{3,24}$"
                if(-not $storageRegEx.IsMatch($storageAccountName))
                {
                    throw ([SuppressedException]::new("Only alphanumeric characters are supported in StorageAccountName param. And length should be less than 24 characters ", [SuppressedExceptionType]::InvalidArgument))
                }
            }
        }

        $this.AppInsightLocation = $appInsightLocation;
        if([string]::IsNullOrWhiteSpace($this.AppInsightName) -or [string]::IsNullOrWhiteSpace($appInsightLocation))
        {
            $azskInsights = @();
            $azskInsights += Get-AzureRmResource -ResourceType 'Microsoft.Insights/components' -ResourceGroupName $this.ResourceGroupName -ErrorAction SilentlyContinue
            if(($azskInsights | Measure-Object).Count -eq 1)
            {
                $this.AppInsightName = $azskInsights[0].Name;
                if([string]::IsNullOrWhiteSpace($appInsightLocation))
                {
                    $this.AppInsightLocation = $azskInsights[0].Location;
                }
            }
        }
        if( [string]::IsNullOrWhiteSpace($resourceGroupLocation))
        {
            $azskRG = @();
            $azskRG += Get-AzureRmResourceGroup -Name $this.ResourceGroupName -ErrorAction SilentlyContinue
            if(($azskRG | Measure-Object).Count -eq 1)
            {
                $this.ResourceGroupLocation = $azskRG[0].Location;            
            }
            else
            {
                $this.ResourceGroupLocation = "EastUS"
            }
        }
        else {
            $this.ResourceGroupLocation = $resourceGroupLocation
        }
        
        $this.MonitoringDashboardLocation = $MonitoringDashboardLocation
        if([string]::IsNullOrWhiteSpace($MonitoringDashboardLocation))
        {
            $this.MonitoringDashboardLocation = $this.ResourceGroupLocation
        }
        
        $this.FolderPath = [System.Environment]::GetFolderPath("Desktop") + "\" + $prefix + "-Policy\";
        if(-not [string]::IsNullOrWhiteSpace($localPolicyFolderPath))
        {
            try
            {
                if (-not $localPolicyFolderPath.EndsWith("\"))
                {
                    $localPolicyFolderPath += "\";
                }

                #$localPolicyFolderPath += $prefix + "-Policy\";

                if (-not (Test-Path $localPolicyFolderPath))
                {
                    mkdir -Path $localPolicyFolderPath -ErrorAction Stop | Out-Null
                }                
                $this.FolderPath = $localPolicyFolderPath;
            }
            catch
            {
                throw ([SuppressedException]::new("Not able to access/modify the folder [$localPolicyFolderPath].`r`n$($_.ToString())", [SuppressedExceptionType]::InvalidOperation))
            }
        }

        $this.StorageAccountInstance = [StorageHelper]::new($subscriptionId, $this.ResourceGroupName , $resourceGroupLocation, $this.StorageAccountName);
        $this.AppInsightInstance = [AppInsightHelper]::new($subscriptionId, $this.ResourceGroupName , $resourceGroupLocation, $appInsightLocation, $this.AppInsightName);

        $this.ConfigFolderPath = $this.FolderPath + "Config\";
        $this.InstallerFolderPath = $this.FolderPath + "Installer\";
        $this.RunbookFolderPath = $this.FolderPath + "CA-Runbook\";
        
        $this.InstallerFileName = $moduleName + "-EasyInstaller.ps1";
        $this.InstallerFile = $this.InstallerFolderPath + $this.InstallerFileName;

        #Setup base version
        $azskConfig = [ConfigurationManager]::GetAzSKConfigData();
        if([Helpers]::CheckMember($azskConfig, "ConfigSchemaBaseVersion") -and (-not [string]::IsNullOrWhiteSpace($azskConfig.ConfigSchemaBaseVersion)))
        {
            $this.Version = $azskConfig.ConfigSchemaBaseVersion;
        }

        if([Helpers]::CheckMember($azskConfig, "RunbookScanAgentBaseVersion") -and (-not [string]::IsNullOrWhiteSpace($azskConfig.RunbookScanAgentBaseVersion)))
        {
            $this.RunbookBaseVersion = $azskConfig.RunbookScanAgentBaseVersion;
        }
    }

    [void] ModifyConfigs()
    {
        #Modify config files and save to temp location
        $metadataFileNames = @();

        if(-not [string]::IsNullOrWhiteSpace($this.InstallerUrl))
        {
            $this.IWRCommand = "iwr '$($this.InstallerUrl)' -UseBasicParsing | iex";
        }

        $askConfigFile = (Get-ChildItem $this.ConfigFolderPath -Recurse -Force | Where-Object { $_.Name -eq "AzSK.json" })
        if((($askConfigFile | Measure-Object).Count -eq 0) -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::All -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::AzSKRootConfig)
        {
            $azskOverride = [ConfigOverride]::new("AzSK.json");
            $azskOverride.UpdatePropertyValue("PolicyMessage", "Running $([Constants]::AzSKModuleName) cmdlet using $($this.OrgFullName) policy...");
            if(-not [string]::IsNullOrWhiteSpace($this.IWRCommand))
            {
                $azskOverride.UpdatePropertyValue("InstallationCommand", $this.IWRCommand);
            }

            if($this.AppInsightInstance -and $this.AppInsightInstance.AppInsightInstance -and $this.AppInsightInstance.AppInsightInstance.Properties)
            {
                $azskOverride.UpdatePropertyValue("ControlTelemetryKey", $this.AppInsightInstance.AppInsightInstance.Properties.InstrumentationKey);
                $azskOverride.UpdatePropertyValue("EnableControlTelemetry", "true");
            }
            if(-not [string]::IsNullOrEmpty($this.CASetupRunbookURL))
            {
                $azskOverride.UpdatePropertyValue("CASetupRunbookURL",$this.CASetupRunbookURL)
            }
            $azskOverride.UpdatePropertyValue("PolicyOrgName",$this.OrgFullName)
            $azskOverride.UpdatePropertyValue("AzSKConfigURL",$this.AzSKConfigURL)
            $azskOverride.WriteToFolder($this.ConfigFolderPath);
        }
        #If config already exists check and update for SAS token expiry for policy url and change in storage account RG Name
        else {
                $azskConfigContent = Get-Content -Path $askConfigFile.FullName | ConvertFrom-Json
                if([Helpers]::CheckMember($azskConfigContent,"CASetupRunbookURL") -and [Helpers]::IsSASTokenUpdateRequired($azskConfigContent.CASetupRunbookURL))
                {
                    $azskConfigContent.CASetupRunbookURL = $this.CASetupRunbookURL
                }

                if([Helpers]::CheckMember($azskConfigContent,"AzSKConfigURL") -and [Helpers]::IsSASTokenUpdateRequired($azskConfigContent.AzSKConfigURL))
                {
                    $azskConfigContent.AzSKConfigURL = $this.AzSKConfigURL
                }
                if([Helpers]::CheckMember($azskConfigContent,"AzSKRGName"))
                {
                    $RunbookScanAgentFile = Get-ChildItem $this.RunbookFolderPath -Force | Where-Object { $_.Name -eq "RunbookScanAgent.ps1" } | Select -First 1
                    $RunbookScanAgentFileContent =  Get-Content -Path $RunbookScanAgentFile.FullName
                    #Check Storage Account RG in scan agent
                    $pattern = 'StorageAccountRG = "(.*?)"'
                    $storageAccountRG = [Helpers]::GetSubString($RunbookScanAgentFileContent,$pattern)
                    if(-not [string]::IsNullOrEmpty($storageAccountRG) -and $storageAccountRG -ne $azskConfigContent.AzSKRGName)
                    {
                        $RunbookScanAgentFileContent = $RunbookScanAgentFileContent.Replace($storageAccountRG,$azskConfigContent.AzSKRGName)
                        Out-File -InputObject $RunbookScanAgentFileContent -Force -FilePath $($RunbookScanAgentFile.FullName) -Encoding utf8
                    }

                }
                $azskConfigContent | ConvertTo-Json -Depth 10 | Out-File -Force -FilePath $askConfigFile.FullName -Encoding utf8
        }


        $ServerConfigMetadataFile = (Get-ChildItem $this.ConfigFolderPath -Recurse -Force -Include $([Constants]::ServerConfigMetadataFileName) -ErrorAction SilentlyContinue)
        # Dynamically get list of files available in folder
        # TODO: Need to optimize the logic to calculate ServerConfigMetadataFileContent
        
        if($ServerConfigMetadataFile)
        {
            $filelist =@()
            $filelist += Get-ChildItem $this.ConfigFolderPath -Recurse -Force
            $ServerConfigMetadataFileContent =Get-Content $ServerConfigMetadataFile | ConvertFrom-Json
            $ConfigList = Get-ChildItem -Path $this.ConfigFolderPath -Recurse -File -Exclude "ServerConfigMetadata.json" | Select Name | ForEach-Object { $_.Name}
            if(($ConfigList | Measure-Object).Count -gt 0 )
            {
                $filelist | ForEach-Object {
                    $fileName = $_.Name
                    $ExistingFileConfig= $ServerConfigMetadataFileContent.OnlinePolicyList | Where-Object { $_.Name -eq  $fileName}
                    if((($ExistingFileConfig | Measure-Object).Count -gt 0 -and  [Helpers]::CheckMember($ExistingFileConfig,"OverrideOffline") -and $ExistingFileConfig.OverrideOffline) -or  $fileName -like "*.ext.json" -or $fileName -like "*.ext.ps1" )
                    {
                        $metadataFileNames +=@{"Name"= $fileName; "OverrideOffline"=$True }
                    }
                    else
                    {
                        $metadataFileNames +=@{"Name"= $fileName}
                    }
                }
            }
        }
        else {
            $metadataFileNames += Get-ChildItem $this.ConfigFolderPath -Recurse -Force |
                                Where-Object { $_.mode -match "-a---" -and $_.Name -ne [Constants]::ServerConfigMetadataFileName } |
                                Select-Object -Property Name | Select-Object -ExpandProperty Name |                                
                                Select-Object @{ Label="Name"; Expression={ $_ } };
            }

        $metadataOverride = [ConfigOverride]::new([Constants]::ServerConfigMetadataFileName);
        $metadataOverride.UpdatePropertyValue("OnlinePolicyList", $metadataFileNames);
        $metadataOverride.WriteToFolder($this.ConfigFolderPath);
    }

    [void] ModifyInstaller()
    {
        if(-not [string]::IsNullOrWhiteSpace($this.PolicyUrl))
        {
            #Write SAS token url to installer file
            $folderName = [System.IO.Path]::GetDirectoryName($this.InstallerFile);

            # Check for environment specific installer file
            $fileName = $PSScriptRoot + "\" + [Constants]::AzSKModuleName +"-EasyInstaller.ps1";
            if(-not (Test-Path -Path $fileName))
            {
                $fileName = $PSScriptRoot + "\EasyInstaller.ps1";
            }
            #$fileName = $PSScriptRoot + "\EasyInstaller.ps1";
            $fileContent = Get-Content -Path $fileName;
            $fileContent = $fileContent.Replace("#PolicyUrl#", $this.PolicyUrl);
            $fileContent = $fileContent.Replace("#ModuleName#", $([Constants]::AzSKModuleName));
            $fileContent = $fileContent.Replace("#OldModuleName#", [Constants]::OldModuleName);
            $fileContent = $fileContent.Replace("#OrgName#", $this.OrgFullName);
            $fileContent = $fileContent.Replace("#AzSKConfigURL#", $this.AzSKConfigURL);
            
            if(-not [string]::IsNullOrWhiteSpace($this.InstallerUrl))
            {
                $this.IWRCommand = "iwr '$($this.InstallerUrl)' -UseBasicParsing | iex";
            }
            $fileContent = $fileContent.Replace("#AutoUpdateCommand#", $this.IWRCommand);

            if (-not (Test-Path $folderName))
            {
                mkdir -Path $folderName -ErrorAction Stop | Out-Null
            }

            if (-not $folderName.EndsWith("\"))
            {
                $folderName += "\";
            }

            Out-File -InputObject $fileContent -Force -FilePath $this.InstallerFile -Encoding utf8
        }
        else
        {
            throw ([SuppressedException]::new("Not able to create installer file.", [SuppressedExceptionType]::Generic))
        }
    }

    [void] CopyRunbook()
    {
        try
        {
            if (-not (Test-Path $this.RunbookFolderPath))
            {
                mkdir -Path $this.RunbookFolderPath -ErrorAction Stop | Out-Null
            }

            if(((Get-ChildItem $this.RunbookFolderPath -Force | Where-Object { $_.Name -eq "RunbookScanAgent.ps1" } | Measure-Object).Count -eq 0) -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::All -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::CARunbooks)
            {
                $caFilePath = (Get-Item -Path $PSScriptRoot).Parent.Parent.FullName + "\Configurations\ContinuousAssurance\RunbookScanAgent.ps1"
                Copy-Item ($caFilePath) ($this.RunbookFolderPath + "RunbookScanAgent.ps1") -Force
            }

            $RunbookCoreSetupFile = Get-ChildItem $this.RunbookFolderPath -Force | Where-Object { $_.Name -eq "RunbookCoreSetup.ps1" } | Select -First 1
            if((($RunbookCoreSetupFile | Measure-Object).Count -eq 0) -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::All -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::CARunbooks)
            {
                $coreSetupFilePath = (Get-Item -Path $PSScriptRoot).Parent.Parent.FullName + "\Configurations\ContinuousAssurance\RunbookCoreSetup.ps1"
                Copy-Item ($coreSetupFilePath) ($this.RunbookFolderPath + "RunbookCoreSetup.ps1") -Force
                #Check for environment specific installer file
                $fileName = $this.RunbookFolderPath + "RunbookCoreSetup.ps1";
                if(Test-Path -Path $fileName)
                {
                    $fileContent = Get-Content -Path $fileName;
                    $fileContent = $fileContent.Replace("#AzSKConfigURL#", $this.AzSKConfigURL);
                    Out-File -InputObject $fileContent -Force -FilePath $($this.RunbookFolderPath + "RunbookCoreSetup.ps1") -Encoding utf8
                }
            }
            #If RunbookCoreSetup already exists, check for SAS token expiry and update with latest token
            else {
                $RunbookCoreSetupContent =  Get-Content -Path $RunbookCoreSetupFile.FullName
                #Validate AzSkVersionForOrgUrl command
                $pattern = 'azskVersionForOrg = "(.*?)"'
                $coreSetupAzSkVersionForOrgUrl = [Helpers]::GetSubString($RunbookCoreSetupContent,$pattern)
                if(-not [string]::IsNullOrEmpty($coreSetupAzSkVersionForOrgUrl) -and [Helpers]::IsSASTokenUpdateRequired($coreSetupAzSkVersionForOrgUrl))
                {
                    $RunbookCoreSetupContent = $RunbookCoreSetupContent.Replace($coreSetupAzSkVersionForOrgUrl,$this.AzSKConfigURL)
                    Out-File -InputObject $RunbookCoreSetupContent -Force -FilePath $($RunbookCoreSetupFile.FullName) -Encoding utf8
                }
            }

            #Upload AzSKPreConfig with version details
            if(((Get-ChildItem $this.RunbookFolderPath -Recurse -Force | Where-Object { $_.Name -eq "AzSK.Pre.json" } | Measure-Object).Count -eq 0) -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::All -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::OrgAzSKVersion)
            {            
                #Get AzSK Module Version
                $moduleVersion = "0.0.0"
                    $moduleVersion= $($this.GetCurrentModuleVersion().Tostring())

                if($moduleVersion -eq "0.0.0.0")
                {
                    $module= Find-Module -Name $([Constants]::AzSKModuleName) -Repository "PSGallery"
                    if($module)
                    {
                        $moduleVersion= $module[0].Version.ToString()
                    }
                }
                $azskConfig= @{ "CurrentVersionForOrg"= $moduleVersion};
                $azskConfig | ConvertTo-Json | Out-File "$($this.RunbookFolderPath)\AzSK.Pre.json" -Force
            }

            
        }
        catch
        {
            $this.CommandError($_);
        }        
    }

    [MessageData[]] InstallPolicy()
    {
        if($this.IsUpdateSwitchOn)
        {
            $this.ValidatePolicyExists()
        }

        
        $this.AppInsightInstance.CreateAppInsightIfNotExists();
        $container = $this.StorageAccountInstance.CreateStorageContainerIfNotExists($this.InstallerContainerName, [BlobContainerPublicAccessType]::Blob);
        if($container -and $container.CloudBlobContainer)
        {
            $this.InstallerUrl = $container.CloudBlobContainer.Uri.AbsoluteUri + "/" + $this.InstallerFileName;

        }    

        $container = $this.StorageAccountInstance.CreateStorageContainerIfNotExists($this.ConfigContainerName);
        if($container -and $container.CloudBlobContainer)
        {
            $this.PolicyUrl = $container.CloudBlobContainer.Uri.AbsoluteUri + "/```$(```$Version)/```$(```$FileName)" + $this.StorageAccountInstance.GenerateSASToken($this.ConfigContainerName);
            $this.AzSKConfigURL = $container.CloudBlobContainer.Uri.AbsoluteUri + "/$($this.RunbookBaseVersion)/AzSK.Pre.json" + $this.StorageAccountInstance.GenerateSASToken($this.ConfigContainerName);
        }

        if(Test-Path -Path $this.ConfigFolderPath)
        {
            $include=@("*.ext.ps1","*.json",[Constants]::ServerConfigMetadataFileName)
            $policyFiles = Get-ChildItem -Path $this.ConfigFolderPath -Include $include -Recurse
            if(($policyFiles | Measure-Object).Count -gt 0)
            {
                #Validate if all Json file has any syntax issue
                $InvalidSchemaJsonFiles = @()

                $policyFiles | Where-Object {$_.Name -like "*.json" } | ForEach-Object {
                    $fileName = $_.Name
                    try{
                        $policyContent = Get-Content  $_.FullName | ConvertFrom-Json 
                    }
                    catch
                    {
                        $InvalidSchemaJsonFiles += $fileName
                    }
                }

                #Validate if all PS1 file has any syntax issue
                $InvalidSchemaPSFiles = @()
                $policyFiles | Where-Object {$_.Name -like "*.ext.ps1" } | ForEach-Object {
                    $fileName = $_.Name
                    try{
                        . $_.FullName  
                    }
                    catch
                    {
                        $InvalidSchemaPSFiles += $fileName
                    }
                }

                if(($InvalidSchemaJsonFiles | Measure-Object).Count -gt 0 -or  ($InvalidSchemaPSFiles | Measure-Object).Count -gt 0)
                {
                    if(($InvalidSchemaJsonFiles | Measure-Object).Count -gt 0 )
                    {
                        $this.PublishCustomMessage("Invalid schema for Json files: $($InvalidSchemaJsonFiles -Join ',')", [MessageType]::Error);
                    }

                    if(($InvalidSchemaPSFiles | Measure-Object).Count -gt 0 )
                    {
                        $this.PublishCustomMessage("Invalid schema for PS1 files: $($InvalidSchemaPSFiles -Join ','). Make sure there is no syntax issue or file is not in blocked state (Right click on file --> Properties --> Click 'Unblock' and Apply)", [MessageType]::Error);
                    }
                    throw ([SuppressedException]::new("Invalid schema found. Please correct shema and reupload policies.", [SuppressedExceptionType]::Generic))
                }
            }
        }
        $this.ModifyInstaller();
        $this.StorageAccountInstance.UploadFilesToBlob($this.InstallerContainerName, "", (Get-ChildItem -Path $this.InstallerFile));

        $this.CopyRunbook();
        if($container -and $container.CloudBlobContainer)
        {
            $this.CASetupRunbookURL = $container.CloudBlobContainer.Uri.AbsoluteUri + "/$($this.RunbookBaseVersion)/RunbookCoreSetup.ps1" + $this.StorageAccountInstance.GenerateSASToken($this.ConfigContainerName);
        }
        $this.ModifyConfigs();
        # Uploading Runbook files to container
        $allCAFiles = @();
        $allCAFiles += Get-ChildItem $this.RunbookFolderPath -Force | Where-Object { $_.mode -match "-a---" }
        if($allCAFiles.Count -ne 0)
        {
            $this.StorageAccountInstance.UploadFilesToBlob($this.ConfigContainerName, $this.RunbookBaseVersion, $allCAFiles);
        }
        $allFiles = @();
        $allFiles += Get-ChildItem $this.ConfigFolderPath -Recurse -Force | Where-Object { $_.mode -match "-a---" }

        

        if($allFiles.Count -ne 0)
        {
            $this.StorageAccountInstance.UploadFilesToBlob($this.ConfigContainerName, $this.Version, $allFiles);
        }
        else
        {
            $this.PublishCustomMessage(" `r`n.No configuration files found under folder [$($this.ConfigFolderPath)]", [MessageType]::Warning);
        }
        Copy-Item ($PSScriptRoot + "\README.txt") ($($This.FolderPath) + "README.txt") -Force
        $this.CreateMonitoringDashboard()
        $this.PublishCustomMessage(" `r`nThe setup has been completed and policies have been copied to [$($this.FolderPath)].`r`nRun the command below to install Organization specific version.`r`n$($this.IWRCommand)", [MessageType]::Update);
        $this.PublishCustomMessage(" `r`nNote: This is a basic setup and uses a public access blob for storing your org's installer. Once you have richer org policies, consider using a location/end-point protected by your tenant authentication.", [MessageType]::Warning);
        return @();
    }

    [void] CleanupTempFolders()
    {
        Remove-Item -Path $this.ConfigFolderPath -Force -Recurse -ErrorAction Ignore
        Remove-Item -Path $this.InstallerFolderPath -Force -Recurse -ErrorAction Ignore
    }

    [void] CreateMonitoringDashboard()
    {
        #Validate if monitoring dashboard is already created
        $dashboardResource = Get-AzureRmResource -ResourceType "Microsoft.Portal/dashboards" -ResourceGroupName $($this.ResourceGroupName) -ErrorAction SilentlyContinue
        if((($dashboardResource | Measure-Object).Count -eq 0 ) -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::All -or $this.OverrideConfiguration -eq [OverrideConfigurationType]::MonitoringDashboard) 
        {
            $this.PublishCustomMessage("Creating DevOps Kit ops monitoring dashboard in the policy host subscription...");
            #Store dashboard template to temp location
            $MonitoringDashboardTemplatePath = [Constants]::AzSKTempFolderPath + "\MonitoringDashboard";
            if(-not (Test-Path -Path $MonitoringDashboardTemplatePath))
            {
                mkdir -Path $MonitoringDashboardTemplatePath -Force | Out-Null
            }                        
            $MonitoringDashboardTemplateObj = [ConfigurationManager]::LoadServerConfigFile("MonitoringDashboard.json");                 
            $MonitoringDashboardTemplatePath = $MonitoringDashboardTemplatePath+"\MonitoringDashboard.json";
            $MonitoringDashboardTemplateObj | ConvertTo-Json -Depth 100 | Out-File $MonitoringDashboardTemplatePath 

            #Create arm template parameter specific to the org
            $parameters = New-Object -TypeName Hashtable
            $parameters.Add("SubscriptionId", $this.SubscriptionContext.SubscriptionId)
            $parameters.Add("ResourceGroups",$this.ResourceGroupName)
            $parameters.Add("AIName",$this.AppInsightName)
            if(($dashboardResource | Measure-Object).Count -eq 1 )
            {
             $this.MonitoringDashboardLocation =$dashboardResource.Location
            }
            $parameters.Add("Location",$this.MonitoringDashboardLocation)
            $parameters.Add("DashboardTitle","DevOps Kit Monitoring Dashboard [$($this.OrgFullName)]")

            New-AzureRmResourceGroupDeployment -Name "MonitoringDashboard" -TemplateFile $MonitoringDashboardTemplatePath   -ResourceGroupName $($this.ResourceGroupName) -TemplateParameterObject $parameters   
            $this.PublishCustomMessage("Successfully created monitoring dashboard. It lets you monitor the operations for various DevOps Kit workflows at your org.(e.g., CA issues, anomalous control drifts, evaluation errors, etc.). You can access it through this link: ", [MessageType]::Update);
            $rmContext = [Helpers]::GetCurrentRMContext();
            $tenantId = $rmContext.Tenant.Id
            $this.PublishCustomMessage("https://ms.portal.azure.com/#$($tenantId)/dashboard/arm/subscriptions/$($this.SubscriptionContext.SubscriptionId)/resourcegroups/$($this.ResourceGroupName)/providers/microsoft.portal/dashboards/devopskitmonitoring",[MessageType]::Update)
            $this.PublishCustomMessage('If you are not able to see monitoring dashbaord with help of above link. You can navigate to below path `n Go to Azure Portal --> Select "Browse all dashboards" in dashboard dropdown --> Select type "Shared Dashboard" --> Select subscription where policy is setup -->Select "DevOps Kit Monitoring Dashboard [OrgName]"')
        }
    }

    [void] ValidatePolicyExists()
    {
        $OrgPolicyRG = Get-AzureRmResourceGroup -Name $this.ResourceGroupName -ErrorAction SilentlyContinue

        if(-not $OrgPolicyRG)
        {
            throw ([SuppressedException]::new(("Org policy not found under resource group '$($this.ResourceGroupName)'. Please pass 'ResourceGroupName' and 'StorageAccountName' parameter to command if custom RG and StorageAccount name used to setup policy."), [SuppressedExceptionType]::InvalidArgument))

        }
        if (-not (Test-Path $this.FolderPath))
        {
            throw ([SuppressedException]::new(("Policy folder '$($this.FolderPath)' not found. Please pass 'PolicyFolderPath' parameter to command if custom policy path used to setup policy."), [SuppressedExceptionType]::InvalidArgument))
        }
    }

    [MessageData[]] CheckPolicyHealth()
    {
        [MessageData[]] $messages = @();
        $stepCount = 0;
        $checkDescription = ""
        $resultMsg = ""
        $detailedMsg = $null
        $resultStatus = ""
        $shouldReturn = $false

        [PSObject] $PolicyScanOutput = @{}
        $PolicyScanOutput.Resources = @{}
        
        $policyTempFolder = [Constants]::AzSKTempFolderPath+ "Policies\";
        $orgPolicyOverallSummary = @()
        $appInsight =$null

        #region Check 01: Presence of Org policy resources
        $stepCount++        
        $checkDescription = "Presence of Org policy resources(Policy StorageAccount/Telemetry AppInsights/Monitoring Dashboard)."
        $policyResourceGroup= Get-AzureRmResourceGroup -Name $($this.ResourceGroupName) -ErrorAction SilentlyContinue  
        if(-not $policyResourceGroup)
        {
            $PolicyScanOutput.Resources.ResourceGroup = $false
            $failMsg = "Policy resource group[$($this.ResourceGroupName)] not found."            
            $resolvemsg = "`r`nIf custom resource names used to create Org policy, pass parameters ResourceGroupName and StorageAccountName to command '$($this.getCommandName)'."
            $resultMsg = "$failMsg`r`n$resolvemsg"
            $resultStatus = "Failed"
            $shouldReturn = $true
        }
        else 
        {
            $PolicyScanOutput.Resources.ResourceGroup = $true

            #b. Validate presense of policy resources storage, app insight and monitoring dashboard
        $policyResources= Get-AzureRmResource -ResourceGroupName $($this.ResourceGroupName)
        #Check if poliy store is present
        $missingResources =@()
        $policyStore = $policyResources  | Where-Object {$_.ResourceType -eq "Microsoft.Storage/storageAccounts" }
        if(($policyStore | Measure-Object).Count -eq 0)
        {
            $missingResources +="storage account"
            $PolicyScanOutput.Resources.PolicyStore = $false
            $shouldReturn = $true
        }
        else
        {
        $PolicyScanOutput.Resources.PolicyStore = $true
        }
        
        #Check if app insight is present
        $appInsight = $policyResources  | Where-Object {$_.ResourceType -eq "Microsoft.Insights/components" }
        if(($appInsight | Measure-Object).Count -eq 0)
        {
            $missingResources +="app insight"
            $PolicyScanOutput.Resources.AppInsight = $false
        }
        else
        {
            $PolicyScanOutput.Resources.AppInsight = $true
        }

        #Check if monitoring dashboard is present
        $monitoringDashboard = $policyResources  | Where-Object {$_.ResourceType -eq "Microsoft.Portal/dashboards" }
        if(($monitoringDashboard | Measure-Object).Count -eq 0)
        {
            $missingResources +="manitoring dashboard"
            $PolicyScanOutput.Resources.MonitoringDashboard = $false
        }
        else
        {
            $PolicyScanOutput.Resources.MonitoringDashboard = $true
        }

        if($PolicyScanOutput.Resources.PolicyStore -and $PolicyScanOutput.Resources.AppInsight -and $PolicyScanOutput.Resources.MonitoringDashboard)
        {
            $resultMsg = ""
            $resultStatus = "OK"
            $PolicyScanOutput.Resources.Status = $true
        }
        else
        {
            $failMsg = "Missing mandatory resources: $($missingResources -join ",")"            
            $resolvemsg = "To resolve this run command '$($this.installCommandName)'"
            $resultMsg = "$failMsg`r`n$resolvemsg"
            $resultStatus = "Failed"
            $shouldReturn = $false
            $PolicyScanOutput.Resources.Status = $false
        }        
    }

    $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
    if($shouldReturn)
    {
        return $messages
    }
    $detailedMsg = $Null    

            
        #region: Check 02: Presence of mandatory policies
        $stepCount++        
        $checkDescription = "Presence of mandatory policies(Installer/Runbooks/Configuration Index file etc)."

        $PolicyScanOutput.Policies = @{}
        $policies = $PolicyScanOutput.Policies
        $this.StorageAccountInstance.GetStorageAccountInstance()
        $this.FolderPath = $policyTempFolder 
        [Helpers]::CleanupLocalFolder($this.FolderPath)
        $this.ConfigFolderPath = $this.FolderPath + "Config\";
        $this.InstallerFolderPath = $this.FolderPath + "Installer\";
        $this.RunbookFolderPath = $this.FolderPath + "CA-Runbook\";
        $policyBloblist = $this.DownloadPolicy()

        $currentContext = $this.StorageAccountInstance.StorageAccount.Context
        #Validate presense of installer
        $missingPolicies = @()
        $InstallerPath = Get-ChildItem -Path $policyTempFolder -File "$([Constants]::AzSKModuleName)-EasyInstaller.ps1" -Recurse 
        $Installer = $policyBloblist | Where-Object { $_.Name -eq "$([Constants]::AzSKModuleName)-EasyInstaller.ps1"} 
        if(($Installer | Measure-Object).Count -eq 0)
        {
            $missingPolicies += "Installer"
            $policies.Installer = $false
        }
        else
        {
            $policies.Installer = $true
        }

        #Validate presense of AzSK.Pre.json
        $AzSKPre = $policyBloblist | Where-Object { $_.Name -eq "$($this.RunbookBaseVersion)/AzSK.Pre.json"} 
        if(($AzSKPre | Measure-Object).Count -eq 0)
        {
            $missingPolicies += "AzSKPre Config"
            $policies.AzSKPre = $false
        }
        else
        {
            $policies.AzSKPre = $true
        }

        $RunbookCoreSetup =  $policyBloblist | Where-Object { $_.Name -eq "$($this.RunbookBaseVersion)/RunbookCoreSetup.ps1"} 
        if(($RunbookCoreSetup | Measure-Object).Count -eq 0)
        {
            $missingPolicies += "RunbookCoreSetup"
            $policies.RunbookCoreSetup = $false
        }
        else
        {
            $policies.RunbookCoreSetup = $true
        }

        $RunbookScanAgent = $policyBloblist | Where-Object { $_.Name -eq "$($this.RunbookBaseVersion)/RunbookScanAgent.ps1"} 
        if(($RunbookScanAgent | Measure-Object).Count -eq 0)
        {
            $missingPolicies += "RunbookScanAgent"
            $policies.RunbookScanAgent = $false
        }
        else
        {
            $policies.RunbookScanAgent = $true
        }


        $AzSKConfig = $policyBloblist | Where-Object { $_.Name -eq "$($this.Version)/AzSK.json"} 
        if(($AzSKConfig | Measure-Object).Count -eq 0)
        {
            $missingPolicies += "AzSK Config"
            $policies.AzSKConfig = $false
        }
        else
        {
            $policies.AzSKConfig = $true
        }

        $ServerConfigMetadata = $policyBloblist | Where-Object { $_.Name -like "$($this.Version)/ServerConfigMetadata.json"} 
        if(($ServerConfigMetadata | Measure-Object).Count -eq 0)
        {
            $missingPolicies += "ServerConfigMetadata"                
            $policies.ServerConfigMetadata = $false
        }
        else
        {
            $policies.ServerConfigMetadata = $true
        }

        if($policies.Installer -and $policies.AzSKPre -and $policies.RunbookCoreSetup -and $policies.RunbookScanAgent -and $policies.AzSKConfig -and $policies.ServerConfigMetadata)
        {
            $resultMsg = ""
            $resultStatus = "OK"
            $policies.Status =$true
        }
        else 
        {
            $failMsg = "Missing mandatory policies: $($missingPolicies -join ",") "            
            $resolvemsg = "To resolve this please run command '$($this.updateCommandName)'"
            $resultMsg = "$failMsg`r`n$resolvemsg"
            $resultStatus = "Failed"
            $shouldReturn = $false
            $policies.Status =$false
        }
        $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
        if($shouldReturn)
        {
            return $messages
        }
        $detailedMsg = $Null
        #endregion

        #retion Check 03: Validate installer file
        $PolicyScanOutput.Configurations = @{}
        $PolicyScanOutput.Configurations.Installer = @{}
        $InstallOutput = $PolicyScanOutput.Configurations.Installer
        
        $stepCount++
        $checkDescription = "Check installer contains policy url/AzSK Version For Org reference(AzSK-EasyInstaller.ps1)."

        if($PolicyScanOutput.Policies.Installer)
        {
            $InstallerContent =  Get-Content -Path $InstallerPath.FullName
            $missingInstallerConfigurations = @()
            #Validate OnlinePolicyStoreUrl
            $pattern = 'OnlinePolicyStoreUrl = "(.*?)"'
            $InstallerPolicyUrl = [Helpers]::GetSubString($InstallerContent,$pattern)
            $policyContainerUrl= $AzSKConfig.ICloudBlob.Container.Uri.AbsoluteUri
            if($InstallerPolicyUrl -like "*$policyContainerUrl*" )
            {
                $InstallOutput.PolicyUrl = $true
            }
            else
            {
                $InstallOutput.PolicyUrl = $false
                $detailedMsg+="`nMissing Configuration: OnlinePolicyStoreUrl";
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($InstallerPolicyUrl)) `n`t Expected base Url: $([Helpers]::IsStringEmpty($policyContainerUrl))";
                $missingInstallerConfigurations += "OnlinePolicyStoreUrl"
            }

            #Validate AutoUpdateCommand command
            $pattern = 'AutoUpdateCommand = "(.*?)"'
            $autoUpdateCommandUrl = [Helpers]::GetSubString($InstallerContent, $pattern)  
            $installerAbsoluteUrl = $Installer.ICloudBlob.Uri.AbsoluteUri

            if($autoUpdateCommandUrl -like "*$installerAbsoluteUrl*" )
            {
                $InstallOutput.AutoUpdateCommandUrl = $true
            }
            else
            {
                $InstallOutput.AutoUpdateCommandUrl = $false
                $detailedMsg+="`nMissing Configuration: AutoUpdateCommand";
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($autoUpdateCommandUrl)) `n`t Expected base Url: $([Helpers]::IsStringEmpty($installerAbsoluteUrl))";
                $missingInstallerConfigurations += "AutoUpdateCommand"
            } 

            #Validate AzSKConfigURL
            $pattern = 'AzSKConfigURL = "(.*?)"'
            $InstallerAzSKPreUrl = [Helpers]::GetSubString($InstallerContent,$pattern)  

            $AzSKPreUrl = "Not Available"
            if($policies.AzSKPre)
            {
                $AzSKPreUrl= $AzSKPre.ICloudBlob.Uri.AbsoluteUri  
            }         

            if($InstallerAzSKPreUrl -like "*$AzSKPreUrl*" )
            {
                $InstallOutput.AzSKPreUrl = $true
            }
            else
            {
                $InstallOutput.AzSKPreUrl = $false
                $detailedMsg+="`nMissing Configuration: AzSKPreConfigUrl";
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($InstallerAzSKPreUrl)) `n`t Expected Substring Url: $([Helpers]::IsStringEmpty($AzSKPreUrl))";
                $missingInstallerConfigurations += "AzSKPreConfigUrl"
            }

            if($InstallOutput.PolicyUrl -and $InstallOutput.AutoUpdateCommandUrl -and $InstallOutput.AzSKPreUrl)
            {
                #Validate SAS token expiry for Policy Url and AzSKPreUrl
                if([Helpers]::IsSASTokenUpdateRequired($InstallerPolicyUrl) -or [Helpers]::IsSASTokenUpdateRequired($InstallerAzSKPreUrl))
                {
                    $failMsg = "SAS token for policy urls is getting expired in installer"            
                    $resolvemsg = "To resolve this please run command '$($this.updateCommandName)'."
                    $resultMsg = "$failMsg`r`n$resolvemsg"
                    $resultStatus = "Failed"
                    $shouldReturn = $false
                    $InstallOutput.Status = $false  
                }    
                else {
                    $resultMsg = ""
                    $resultStatus = "OK"
                    $InstallOutput.Status = $true
                }                
            }
            else
            {
                $failMsg = "Missing configurations in installer: $($missingInstallerConfigurations -join ",") "            
                $resolvemsg = "To resolve this please run command '$($this.updateCommandName)'."
                $resultMsg = "$failMsg`r`n$resolvemsg"
                $resultStatus = "Failed"
                $shouldReturn = $false
                $InstallOutput.Status = $false   
            }
        }
        else
        {
            $resultStatus = "Skipped"
            $resultMsg = "Installer not found."            
            $InstallOutput.Status = $false   
        }

        $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
        if($shouldReturn)
        {
            return $messages
        }
        $detailedMsg = $Null
        #endregion

        #region Check 04: Validate AzSKPre
        $PolicyScanOutput.Configurations.AzSKPre = @{}
        $stepCount++        
        $checkDescription = "Check AzSK version configured for Org(AzSK.Pre.json)."        
        if($PolicyScanOutput.Policies.AzSKPre)
        {
        $AzSKPreConfigPath = Get-ChildItem -Path $policyTempFolder -File "AzSK.Pre.json" -Recurse
        $AzSKPreConfigContent =  Get-Content -Path $($AzSKPreConfigPath.FullName) | ConvertFrom-Json   

        #Validate CurrentVersionForOrg
        $LatestAzSKVersion = [ConfigurationManager]::GetAzSKConfigData().GetAzSKLatestPSGalleryVersion([Constants]::AzSKModuleName)
            if($AzSKPreConfigContent.CurrentVersionForOrg -eq $LatestAzSKVersion )
            {
                $resultMsg = ""
                $resultStatus = "OK"
                $PolicyScanOutput.Configurations.AzSKPre.Status = $true
                $PolicyScanOutput.Configurations.AzSKPre.CurrentVersionForOrg = $true
            }
            else
            {
                $PolicyScanOutput.Configurations.AzSKPre.Status = $true
                $PolicyScanOutput.Configurations.AzSKPre.CurrentVersionForOrg = $true                
                $failMsg = "Currently Org policy is running with older AzSK version[$([Helpers]::IsStringEmpty($($AzSKPreConfigContent.CurrentVersionForOrg)))]."            
                $resolvemsg = "Consider updating it to latest available version[$([Helpers]::IsStringEmpty($($LatestAzSKVersion)))]."
                $resultMsg = "$failMsg`r`n$resolvemsg"
                $resultStatus = "Warning"
                $shouldReturn = $false                
            }            
        }
        else
        {
            $resultStatus = "Skipped"
            $resultMsg = "AzSKPreConfig not found."            
            $PolicyScanOutput.Configurations.AzSKPre.Status = $false  
        }
        $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
        if($shouldReturn)
        {
            return $messages
        }
        $detailedMsg = $Null
        #endregion

        #region Check 05: Validate CoreSetup
        $PolicyScanOutput.Configurations.RunbookCoreSetup = @{}
        $stepCount++        
        $checkDescription = "Check continueous assurrance RunbookCoreSetup contains reference for Org version(RunbookCoreSetup.ps1)."
        if($PolicyScanOutput.Policies.RunbookCoreSetup)
        {
        $RunbookCoreSetupPath =Get-ChildItem -Path $policyTempFolder -File "RunbookCoreSetup.ps1" -Recurse
        $RunbookCoreSetupContent =  Get-Content -Path $RunbookCoreSetupPath.FullName     
        $missingCoreSetupConfigurations = @()
            #Validate AzSkVersionForOrgUrl command
            $pattern = 'azskVersionForOrg = "(.*?)"'
            $coreSetupAzSkVersionForOrgUrl = [Helpers]::GetSubString($RunbookCoreSetupContent,$pattern)  
            
            $AzSkVersionForOrgUrl = "Not Available"
            if($policies.AzSKPre)
            {
                $AzSkVersionForOrgUrl = $AzSKPre.ICloudBlob.Uri.AbsoluteUri  
            }            

            if($coreSetupAzSkVersionForOrgUrl -like "*$AzSkVersionForOrgUrl*" )
            {
                $PolicyScanOutput.Configurations.RunbookCoreSetup.AzSkVersionForOrgUrl = $true
            }
            else
            {
                $PolicyScanOutput.Configurations.RunbookCoreSetup.AzSkVersionForOrgUrl = $false
                $missingCoreSetupConfigurations += "AzSkVersionForOrgUrl"
                $detailedMsg+="`nMissing Configuration: AzSkVersionForOrgUrl";
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($coreSetupAzSkVersionForOrgUrl)) `n`t Expected base Url: $([Helpers]::IsStringEmpty($AzSkVersionForOrgUrl))";
            }
            
            if($PolicyScanOutput.Configurations.RunbookCoreSetup.AzSkVersionForOrgUrl)
            {
                #Validate SAS token expiry for Policy Url and AzSKPreUrl
                if([Helpers]::IsSASTokenUpdateRequired($coreSetupAzSkVersionForOrgUrl) )
                {
                    $failMsg = "SAS token for policy urls is getting expired in runbookCoreSetup"            
                    $resolvemsg = "To resolve this please run command '$($this.updateCommandName)'."
                    $resultMsg = "$failMsg`r`n$resolvemsg"
                    $resultStatus = "Failed"
                    $shouldReturn = $false
                    $InstallOutput.Status = $false  

                }
                else {
                    $resultMsg = ""
                    $resultStatus = "OK"
                    $PolicyScanOutput.Configurations.RunbookCoreSetup.Status = $true
                }
                
            }
            else
            {
                $failMsg = "Missing configurations in runbookCoreSetup: $($missingCoreSetupConfigurations -join ",")"            
                $resolvemsg = "To resolve this please run command '$($this.updateCommandName)' with parameter '-OverrideBaseConfig CARunbooks'"
                $resultMsg = "$failMsg`r`n$resolvemsg"
                $resultStatus = "Failed"
                $shouldReturn = $false
                $PolicyScanOutput.Configurations.RunbookCoreSetup.Status = $false
            }       
        }
        else
        {
            $resultStatus = "Skipped"
            $resultMsg = "RunbookCoreSetup not found."
            $PolicyScanOutput.Configurations.RunbookCoreSetup.Status = $false
        }
        $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
        if($shouldReturn)
        {
            return $messages
        }
        $detailedMsg = $Null    
        #endregion


        #Check 06: Validate AzSKConfig
        $PolicyScanOutput.Configurations.AzSKConfig = @{}
        $stepCount++        
        $checkDescription = "Check AzSKConfig configured with controlTelemetryKey, installation command, Org AzSK version refernce etc.(AzSK.json)."
        $AzSKConfiguOutput = $PolicyScanOutput.Configurations.AzSKConfig
        if($PolicyScanOutput.Policies.AzSKConfig)
        {
        $AzSKConfigPath =Get-ChildItem -Path $policyTempFolder -File "AzSK.json" -Recurse
        $AzSKConfigContent =  Get-Content -Path $($AzSKConfigPath.FullName) | ConvertFrom-Json
        $missingAzSKConfigurations = @()
        $expiringSASTokenConfigurations = @()
        $AzSKConfigCASetupRunbookUrl = [string]::Empty
        $AzSKPreConfigURL = [string]::Empty
        #Validate CurrentVersionForOrg
        $RunbookCoreSetupUrl = "Not Available"
        if($policies.RunbookCoreSetup)
        {
            $RunbookCoreSetupUrl = $RunbookCoreSetup.ICloudBlob.Uri.AbsoluteUri 
        }    
        
            if([Helpers]::CheckMember($AzSKConfigContent,"CASetupRunbookURL") -and $AzSKConfigContent.CASetupRunbookURL -and $AzSKConfigContent.CASetupRunbookURL -like "*$RunbookCoreSetupUrl*")
            {
                $AzSKConfiguOutput.CASetupRunbookUrl = $true
            }
            else
            {
                $AzSKConfiguOutput.CASetupRunbookUrl = $false
                $missingAzSKConfigurations += "CASetupRunbookUrl"
                $detailedMsg+="`nMissing Configuration: CASetupRunbookUrl"
                $ActualValue = ""
                if([Helpers]::CheckMember($AzSKConfigContent,"CASetupRunbookURL"))
                {
                    
                    $ActualValue = $($AzSKConfigContent.CASetupRunbookURL)
                    #Validate SAS token expiry for CASetupRunbook Url
                    $AzSKConfigCASetupRunbookUrl = $ActualValue
                    if([Helpers]::IsSASTokenUpdateRequired($AzSKConfigCASetupRunbookUrl))
                    {
                        $expiringSASTokenConfigurations += "CASetupRunbookUrl"
                        $AzSKConfiguOutput.CASetupRunbookUrl = $false
                        $detailedMsg+= "SAS token getting expired for CASetupRunbookURL."
                    }

                }
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($($ActualValue))) `n`t Expected base Url: $([Helpers]::IsStringEmpty($($RunbookCoreSetupUrl)))";
            }
            
            #Validate ControlTelemetryKey
            $appInsightResource= Get-AzureRMApplicationInsights -ResourceGroupName $appInsight.ResourceGroupName -Name $appInsight.Name
            $InstrumentationKey =  $appInsightResource.InstrumentationKey

            if([Helpers]::CheckMember($AzSKConfigContent,"ControlTelemetryKey") -and $AzSKConfigContent.ControlTelemetryKey -and $AzSKConfigContent.ControlTelemetryKey -eq $InstrumentationKey)
            {
                $AzSKConfiguOutput.ControlTelemetryKey = $true
            }
            else
            {
                $AzSKConfiguOutput.ControlTelemetryKey = $false
                $missingAzSKConfigurations += "ControlTelemetryKey"
                $detailedMsg+="`nMissing Configuration: ControlTelemetryKey"
                $ActualValue = ""
                if([Helpers]::CheckMember($AzSKConfigContent,"ControlTelemetryKey"))
                {
                    $ActualValue = $($AzSKConfigContent.ControlTelemetryKey)
                }
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($($ActualValue))) `n`t Expected base Url: $([Helpers]::IsStringEmpty($($InstrumentationKey)))";
            } 
            
            # Validate InstallationCommand
            $installerAbsoluteUrl = "Not Available"
            if($policies.Installer)
            {
                $installerAbsoluteUrl = $Installer.ICloudBlob.Uri.AbsoluteUri
            }         
            
            if([Helpers]::CheckMember($AzSKConfigContent,"InstallationCommand") -and $AzSKConfigContent.InstallationCommand -and $AzSKConfigContent.InstallationCommand -like "*$installerAbsoluteUrl*") 
            {
                $AzSKConfiguOutput.InstallationCommand = $true
            }
            else
            {
                $AzSKConfiguOutput.InstallationCommand = $false
                $missingAzSKConfigurations += "InstallationCommand"
                $detailedMsg+="`nMissing Configuration: InstallationCommand"
                $ActualValue = ""
                if([Helpers]::CheckMember($AzSKConfigContent,"InstallationCommand"))
                {
                    $ActualValue = $($AzSKConfigContent.InstallationCommand)
                }
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($($ActualValue))) `n`t Expected base Url: $([Helpers]::IsStringEmpty($($installerAbsoluteUrl)))";
            }


            # Validate PolicyOrgName
            if([Helpers]::CheckMember($AzSKConfigContent,"PolicyOrgName")  -and $AzSKConfigContent.PolicyOrgName -and -not [string]::IsNullOrEmpty($AzSKConfigContent.PolicyOrgName) )
            {
                $PolicyScanOutput.Configurations.AzSKConfig.PolicyOrgName = $true
            }
            else
            {
                $AzSKConfiguOutput.PolicyOrgName = $false
                $missingAzSKConfigurations += "PolicyOrgName"
                $detailedMsg+="`nMissing Configuration: PolicyOrgName";
            }

            # Validate AzSKPre Url
            $azSKPreUrl = "Not Available"
            if($policies.AzSKPre)
            {
                $azSKPreUrl = $AzSKPre.ICloudBlob.Uri.AbsoluteUri 
            }

            if([Helpers]::CheckMember($AzSKConfigContent,"AzSKConfigURL") -and  $AzSKConfigContent.AzSKConfigURL  -and $AzSKConfigContent.AzSKConfigURL -like "*$azSKPreUrl*")
            {
                $AzSKConfiguOutput.AzSKPreConfigURL = $true                
                
            }
            else
            {
                $AzSKConfiguOutput.AzSKPreConfigURL = $false
                $missingAzSKConfigurations += "AzSKPreConfigURL"
                $detailedMsg+="`nMissing Configuration: AzSKPreConfigURL";
                $ActualValue = ""
                if([Helpers]::CheckMember($AzSKConfigContent,"AzSKConfigURL"))
                {
                    $ActualValue = $($AzSKConfigContent.AzSKConfigURL)
                }
                $detailedMsg+="`nActual: $([Helpers]::IsStringEmpty($($ActualValue))) `n`t Expected base Url: $([Helpers]::IsStringEmpty($($azSKPreUrl)))"
            }
            
            #Validate SAS token expiry for CASetupRunbook Url
            if([Helpers]::CheckMember($AzSKConfigContent,"AzSKConfigURL") -and [Helpers]::IsSASTokenUpdateRequired($AzSKConfigContent.AzSKConfigURL))
            {
                $expiringSASTokenConfigurations += "AzSKPreConfigURL"
                $AzSKConfiguOutput.AzSKPreConfigURL = $false
                $detailedMsg+= "SAS token getting expired for AzSKPreConfigURL."
            }

            if([Helpers]::CheckMember($AzSKConfigContent,"CASetupRunbookUrl")  -and $AzSKConfiguOutput.CASetupRunbookUrl -and $AzSKConfiguOutput.ControlTelemetryKey -and $AzSKConfiguOutput.InstallationCommand -and $AzSKConfiguOutput.PolicyOrgName -and $AzSKConfiguOutput.AzSKPreConfigURL ) 
            {
                $resultMsg = ""
                $resultStatus = "OK"
                
                $AzSKConfiguOutput.Status = $true

            }
            else
            {
                $failMsg = [string]::Empty
                $resolvemsg = [string]::Empty
                if(($missingAzSKConfigurations | Measure-Object).Count -gt 0)
                {
                    $failMsg = "Missing configurations in AzSKConfig: $($missingAzSKConfigurations -join ",")."            
                    $resolvemsg = "To resolve this please run command '$($this.updateCommandName)' with parameter '-OverrideBaseConfig AzSKRootConfig'"
                }
                #Check after missing configuration if SAS update required
                elseIf(($expiringSASTokenConfigurations | Measure-Object).Count -gt 0)
                {
                    $failMsg = "SAS token for policy urls is getting expired in AzSKConfig: $($expiringSASTokenConfigurations -join ",")."            
                    $resolvemsg = "To resolve this please run command '$($this.updateCommandName)'"
                }
                
                $resultMsg = "$failMsg`r`n$resolvemsg"
                $resultStatus = "Failed"
                $shouldReturn = $false                
                $AzSKConfiguOutput.Status = $false
            }

        }
        else
        {
            $resultStatus = "Skipped"
            $resultMsg = "AzSKConfig not found."
            $AzSKConfiguOutput.Status = $false  
        }
        $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
        if($shouldReturn)
        {
            return $messages
        }
        $detailedMsg = ""
        #endregion


        #region Check 07: Check CA runbook referring to Org Policy URL
        $stepCount++        
        $checkDescription = "Check installed CA runbook referring to Org policy URL"
        $PolicyScanOutput.Configurations.CARunbook = @{}
        $runbookName = [Constants]::RunbookName
        $automationAccountName = [Constants]::AutomationAccount
        $caResourceGroupName = [ConfigurationManager]::GetAzSKConfigData().AzSKRGName
        $subscriptionId = $this.SubscriptionContext.SubscriptionId
        $CARunbookOutput= $PolicyScanOutput.Configurations.CARunbook
        $azskRG = Get-AzureRmResourceGroup -Name $caResourceGroupName -ErrorAction SilentlyContinue
        $automationAccount = Get-AzureRmAutomationAccount -ResourceGroupName $caResourceGroupName -Name $automationAccountName -ErrorAction SilentlyContinue

        if($azskRG -and $automationAccount)
        {
            $validatedUri = "https://management.azure.com/subscriptions/$subscriptionId/resourceGroups/$caResourceGroupName/providers/Microsoft.Automation/automationAccounts/$automationAccountName/runbooks/$runbookName/content?api-version=2015-10-31"
            $accessToken=[Helpers]::GetAccessToken("https://management.core.windows.net/")
            $serverFileContent = Invoke-RestMethod `
                                                -Method GET `
                                                -Uri $validatedUri `
                                                -Headers @{"Authorization" = "Bearer $accessToken"} `
                                                -UseBasicParsing
            
            #Check if OSS CoreSetup is refered in runbooks
            $RunbookCoreSetupUrl = "Not Available"
            if($policies.RunbookCoreSetup)
            {
                $RunbookCoreSetupUrl = $RunbookCoreSetup.ICloudBlob.Uri.AbsoluteUri 
            }
            
            $policyContainerUrl= $AzSKConfig.ICloudBlob.Container.Uri.AbsoluteUri
            $policyReferenceUrl = "$policyContainerUrl/```$(```$Version)/```$(```$FileName)"
            if(-not $serverFileContent.Contains($RunbookCoreSetupUrl))
            {
                $pattern = 'CoreSetupSrcUrl = "(.*?)"'
                $actualCoreSetupUrl = [Helpers]::GetSubString($serverFileContent,$pattern)  
                if([String]::IsNullOrEmpty($actualCoreSetupUrl))
                {
                    $pattern = 'OSSPolicyStoreUrl = "(.*?)"'
                    $actualCoreSetupUrl = [Helpers]::GetSubString($serverFileContent,$pattern)
                }
                $CARunbookOutput.CoreSetupURL = $false                
                $detailedMsg+="`n Missing Configuration : [CoreSetupSrcUrl]"
                $detailedMsg+="`n Actual: $([Helpers]::IsStringEmpty($($actualCoreSetupUrl))) `n`t Expected: $([Helpers]::IsStringEmpty($($RunbookCoreSetupUrl)))"
            }
            else
            {
                $CARunbookOutput.CoreSetupURL = $true
            }

            if(-not $serverFileContent.Contains($policyReferenceUrl))
            {
                $CARunbookOutput.PolicyURL = $false

                $detailedMsg+="`n Missing Configuration : [PolicyUrl]"
                $pattern = 'onlinePolicyStoreUrl = "(.*?)"'
                $actualPolicyUrl = [Helpers]::GetSubString($serverFileContent,$pattern)                
                $detailedMsg+="`n Actual: [$([Helpers]::IsStringEmpty($($actualPolicyUrl)))] `n`t Expected: [$([Helpers]::IsStringEmpty($policyReferenceUrl))]"
            }
            else
            {
                $CARunbookOutput.PolicyURL = $true
            }
            if($CARunbookOutput.CoreSetupURL -and $CARunbookOutput.PolicyURL)
            {
                $resultMsg = ""
                $resultStatus = "OK"                
                $CARunbookOutput.Status = $true
            }
            else
            {
                $failMsg = "Installed CA runbook is not configured with Org policy url"            
                $resolvemsg = "To resolve this please run command 'Update-AzSKContinuousAssurance -SubscriptionId <SubscriptionId>'."
                $resultMsg = "$failMsg`r`n$resolvemsg"
                $resultStatus = "Failed"
                $shouldReturn = $false
                $CARunbookOutput.Status = $false
            }
        }
        else
        {
            $resultStatus = "Skipped"
            $resultMsg = "CA not found in current subscription under resource group [$caResourceGroupName]."        
            $PolicyScanOutput.Configurations.CARunbook.Status = $true  
        }

        $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
        if($shouldReturn)
        {
            return $messages
        }
        $detailedMsg = ""
        #endregion

        #region Check 08: Validate Syntax exceptions for policy files
        $PolicyScanOutput.SyntaxException= @{}
        $stepCount++        
        $checkDescription = "Check syntax exceptions for policies."

        $include=@("*.ext.ps1","*.json",[Constants]::ServerConfigMetadataFileName)
        $policyFiles = Get-ChildItem -Path $this.FolderPath -Include $include -Recurse
        if(($policyFiles | Measure-Object).Count -gt 0)
        {
            #Validate if all Json file has any syntax issue
            $InvalidSchemaJsonFiles = @()

            $policyFiles | Where-Object {$_.Name -like "*.json" } | ForEach-Object {
                $fileName = $_.Name
                try{
                    $policyContent = Get-Content  $_.FullName | ConvertFrom-Json 

                    $schemaUrl = [string]::Empty
                    $schemaDefination = $null
                    #Validate policy against the schema template
                    if([Helpers]::CheckMember($policyContent,"`$schema") -and -not [string]::IsNullOrEmpty($policyContent.'$schema'))
                    {
                        $schemaDefination = Invoke-RestMethod `
                        -Method GET `
                        -Uri $policyContent.'$schema'  #
                        #-UseBasicParsing
                    }
                    else
                    {
                        $azskConfig = [ConfigurationManager]::GetAzSKConfigData()                        
                        if([Helpers]::CheckMember($policyContent,"FeatureName"))
                        {
                            $policyName = "ServiceControl"
                        }
                        else
                        {
                            $policyName = $_.Name.Replace(".json","")
                        }
                        $schemaUrl = $azskConfig.SchemaTemplateURL + $policyName
                        try
                        {
                            $schemaDefination = Invoke-RestMethod `
                            -Method GET `
                            -Uri $schemaUrl
                        }
                        catch
                        {
                            #Skip exception of schema is not present on server side
                            $messages += "Schema validation skipped for policy: $schemaUrl"    
                        }
                        
                    }
                        if($schemaDefination)
                        {
                            $schemaDefinationContent = $schemaDefination | ConvertTo-Json -Depth 10
                            $jsonContent = Get-Content  $_.FullName
                            $libraryPath = (Get-Item $PSScriptRoot).Parent.Parent.Parent.FullName+ "\ARMCheckerLib";
                            $ErrorMessages= Start-Job  -ScriptBlock {
                                param($jsonContent,$schemaDefinationContent,$libraryPath )
                                Add-Type -Path "$libraryPath\Newtonsoft.Json.dll"
                                Add-Type -Path "$libraryPath\Newtonsoft.Json.Schema.dll"
                                $Token = [Newtonsoft.Json.Linq.JToken]::Parse($jsonContent)
                                $Schema = [Newtonsoft.Json.Schema.JSchema]::Parse($schemaDefinationContent)
                                $ErrorMessages = New-Object "System.Collections.Generic.List[string]"                        
                                $output= [Newtonsoft.Json.Schema.SchemaExtensions]::IsValid($Token, $Schema,[ref] $ErrorMessages)
                                $ErrorMessages
                            } -ArgumentList $jsonContent,$schemaDefinationContent,$libraryPath | Receive-Job -Wait -AutoRemoveJob 

                            if(-not [string]::IsNullOrEmpty($ErrorMessages) )
                            {
                                $InvalidSchemaJsonFiles += $fileName
                                $messages += $ErrorMessages                                
                            }
                        }                                            
                    

                }
                catch
                {
                    $InvalidSchemaJsonFiles += $fileName
                }
            }
            
            #Validate if all PS1 file has any syntax issue
            $InvalidSchemaPSFiles = @()
            $policyFiles | Where-Object {$_.Name -like "*.ext.ps1" } | ForEach-Object {
                $fileName = $_.Name
                try{
                    . $_.FullName  
                }
                catch
                {
                    $InvalidSchemaPSFiles += $fileName
                }
            }

            if(($InvalidSchemaJsonFiles | Measure-Object).Count -gt 0 -or  ($InvalidSchemaPSFiles | Measure-Object).Count -gt 0)
            {
                $PolicyScanOutput.SyntaxException.Status = $false
                $failMsg = "Invalid schema present in policy files."
                if(($InvalidSchemaJsonFiles | Measure-Object).Count -gt 0 )
                {
                    $failMsg +="Json files: $($InvalidSchemaJsonFiles -Join ',')";
                }

                if(($InvalidSchemaPSFiles | Measure-Object).Count -gt 0 )
                {
                    $failMsg +="PS1 files: $($InvalidSchemaPSFiles -Join ',')."
                }                        
                $resolvemsg = "To resolve this, make sure there is no syntax issue or file is not in blocked state (Right click on file --> Properties --> Click 'Unblock' and Apply. For more details about syntax issue, refer detail logs.)"
                $resultMsg = "$failMsg`r`n$resolvemsg"
                $resultStatus = "Failed"
                $shouldReturn = $false
                    
            }
            else
            {
                $resultMsg = ""
                $resultStatus = "OK"
                $PolicyScanOutput.SyntaxException.Status =$true
            }

            $messages += ($this.FormatGetPolicyCheckMessage($stepCount,$checkDescription,$resultStatus,$resultMsg,$detailedMsg,$orgPolicyOverallSummary))                
            if($shouldReturn)
            {
                return $messages
            }
            $detailedMsg = $Null    
            #endregion
        }
        #endregion

        

        if(-not $PolicyScanOutput.Resources.Status -or -not $PolicyScanOutput.Policies.Status -or -not $InstallOutput.Status -or -not $PolicyScanOutput.Configurations.AzSKPre.Status -or  -not $PolicyScanOutput.Configurations.RunbookCoreSetup.Status -or  -not $AzSKConfiguOutput.Status -or -not $PolicyScanOutput.SyntaxException.Status -or -not $CARunbookOutput.Status)
        {
            $this.PublishCustomMessage([Constants]::SingleDashLine, [MessageType]::Warning)
            $this.PublishCustomMessage("Your Org policy configuration is not correctly setup..`nReview the failed check and follow the remedy suggested", [MessageType]::Warning) 
            $this.PublishCustomMessage([Constants]::SingleDashLine, [MessageType]::Warning)
        }
        else
        {
            $this.PublishCustomMessage([Constants]::SingleDashLine, [MessageType]::Info);
            $this.PublishCustomMessage("Org policy configuration is in healthy state.", [MessageType]::Info); 
            $this.PublishCustomMessage([Constants]::SingleDashLine, [MessageType]::Info);
        }
        return $messages
    }

    [void] DownloadPolicies()
    {
        $bloblist= $this.DownloadPolicy()
    }

    #Function to download all policies from Org policy store
    [PSObject] DownloadPolicy()
    {
        $PolicyList =@()
        $this.PublishCustomMessage("Downloading policies to location:[$($this.FolderPath)]...", [MessageType]::Info);    
        $this.StorageAccountInstance.GetStorageAccountInstance()
        $existingPolicyFolderContent= Get-ChildItem -Path $($this.FolderPath)
        if(($existingPolicyFolderContent | Measure-Object).Count -gt 0)
        {
            $this.PublishCustomMessage("Warning: Policy folder already contains files. Downloading policies can override existing files. `nDo you want to continue(Y/N):", $([MessageType]::Warning))
            $answer= Read-Host
            if($answer.ToLower() -ne "y" )
            {
                $this.PublishCustomMessage("Skipped downloading policies.", [MessageType]::Update);
                #return
            }
        }
        #Downloading policies
        $PolicyList+=$this.StorageAccountInstance.DownloadFilesFromContainer($this.ConfigContainerName, $this.Version, $this.ConfigFolderPath, $true,$true)
        $PolicyList+=$this.StorageAccountInstance.DownloadFilesFromContainer($this.ConfigContainerName, $this.RunbookBaseVersion, $this.RunbookFolderPath, $true,$true)
        $PolicyList+=$this.StorageAccountInstance.DownloadFilesFromContainer($this.InstallerContainerName, "", $this.InstallerFolderPath, $true,$true)
        $this.PublishCustomMessage("Completed downloading policies", [MessageType]::Update);
        return $PolicyList
    }

    #Function to upload module extensions
    [void] UpdateExtensions()
    {
        $this.PublishCustomMessage("Downloading latest policy index file[ServerConfigMetadata.json] from Org policy store...", [MessageType]::Info);
        #Download ServConfigMetadata (index file) from policy store
        $serverConfigMetadataBlobName = $this.Version+"\"+ [Constants]::ServerConfigMetadataFileName
        $this.StorageAccountInstance.GetStorageAccountInstance()
        $this.StorageAccountInstance.DownloadFilesFromBlob($this.ConfigContainerName, $serverConfigMetadataBlobName, $this.FolderPath, $true,$true)
        $this.PublishCustomMessage("Completed downloading latest policy index file.", [MessageType]::Update);
        #Get all extensions
        $include=@("*.ext.ps1","*.ext.json",[Constants]::ServerConfigMetadataFileName)
        $extensionFiles = Get-ChildItem -Path $this.FolderPath -Include $include -Recurse
        if(($extensionFiles | Measure-Object).Count -gt 0)
        {

            #Validate if all Json file has any syntax issue
            $this.PublishCustomMessage("Validating sytax exception for extension files...", [MessageType]::Info);
            $InvalidSchemaJsonFiles = @()

            $extensionFiles | Where-Object {$_.Name -like "*.ext.json" } | ForEach-Object {
                $fileName = $_.Name
                try{
                    $extensionContent = Get-Content  $_.FullName | ConvertFrom-Json 
                }
                catch
                {
                    $InvalidSchemaJsonFiles += $fileName
                }
            }

            #Validate if all PS1 file has any syntax issue
            $InvalidSchemaPSFiles = @()
            $extensionFiles | Where-Object {$_.Name -like "*.ext.ps1" } | ForEach-Object {
                $fileName = $_.Name
                try{
                    . $_.FullName  
                }
                catch
                {
                    $InvalidSchemaPSFiles += $fileName
                }
            }

            if(($InvalidSchemaJsonFiles | Measure-Object).Count -gt 0 -or  ($InvalidSchemaPSFiles | Measure-Object).Count -gt 0)
            {
                if(($InvalidSchemaJsonFiles | Measure-Object).Count -gt 0 )
                {
                    $this.PublishCustomMessage("Invalid schema for Json files: $($InvalidSchemaJsonFiles -Join ',')", [MessageType]::Error);
                }

                if(($InvalidSchemaPSFiles | Measure-Object).Count -gt 0 )
                {
                    $this.PublishCustomMessage("Invalid schema for PS1 files: $($InvalidSchemaPSFiles -Join ','). Make sure there is no syntax issue or file is not in blocked state (Right click on file --> Properties --> Click 'Unblock' and Apply)", [MessageType]::Error);
                }
                throw ([SuppressedException]::new("Invalid schema found. Please correct shema and reupload extensions.", [SuppressedExceptionType]::Generic))
            }
            $this.PublishCustomMessage("Completed validating sytax exception for extension files.", [MessageType]::Update);
            $serverConfigMetadata = Get-Content -Path ($this.FolderPath + $([Constants]::ServerConfigMetadataFileName)) | ConvertFrom-Json

            # Dynamically get list of files available in folder
            # TODO: Need to optimize the logic to calculate ServerConfigMetadataFileContent
            if($serverConfigMetadata)
            {
                $this.PublishCustomMessage("Updating index file with latest extension list...", [MessageType]::Info);
                if(($extensionFiles | Measure-Object).Count -gt 0 )
                {
                    $extensionFiles | ForEach-Object {
                        $fileName = $_.Name
                        $ExistingFileConfig= $serverConfigMetadata.OnlinePolicyList | Where-Object { $_.Name -eq  $fileName}
                        if(($ExistingFileConfig | Measure-Object).Count -eq 0)
                        {
                            $serverConfigMetadata.OnlinePolicyList  +=@{"Name"= $fileName; "OverrideOffline"=$True }
                        }
                        else
                        {
                            if(-not  [Helpers]::CheckMember($ExistingFileConfig,"OverrideOffline"))
                            {
                                $ExistingFileConfig =@{"Name"= $fileName; "OverrideOffline"=$True}
                            }
                        }
                    }
                }
                $serverConfigMetadata | ConvertTo-Json | Out-File  -Force -FilePath ($this.FolderPath + $([Constants]::ServerConfigMetadataFileName)) -Encoding utf8
                $this.PublishCustomMessage("Completed updating index file with latest extension list.", [MessageType]::Info);
                
                #Upload extension files to policy store
                $this.PublishCustomMessage("Uploading extensions to policy store...", [MessageType]::Info);
                $this.StorageAccountInstance.UploadFilesToBlob($this.ConfigContainerName, $this.Version, $extensionFiles);
                $this.PublishCustomMessage("Completed uploading extensions to policy store.", [MessageType]::Update);
            }
            else {
                throw ([SuppressedException]::new("Policy index file not found.", [SuppressedExceptionType]::Generic))
            }
            }
        else
        {
            throw ([SuppressedException]::new("No extension files found.", [SuppressedExceptionType]::Generic))
        }
    }

    [MessageData[]] FormatGetPolicyCheckMessage($checkCount, $description, $resultStatus, $resultMsg, $detailedMsg, $summaryTable)
    {
        [MessageData[]] $returnMsg = @();
        $messageType = $Null
        $commonFailMsg = [Constants]::SingleDashLine + "`r`nFound that AzSK Org policy is not correctly setup.`r`nReview the failed check and follow the remedy suggested. If it does not work, please file a support request after reviewing the FAQ.`r`n"+[Constants]::SingleDashLine;

        $newMsg = [MessageData]::new("Check $($checkCount.ToString("00")): $description", [MessageType]::Info)
        $this.PublishCustomMessage($newMsg)
        $returnMsg += $newMsg

        switch($resultStatus)
        {
            "OK" {$messageType = [MessageType]::Update}
            "Failed" {$messageType = [MessageType]::Error}
            "Skipped" {$messageType = [MessageType]::Warning}
            "Unhealthy" {$messageType = [MessageType]::Warning}
            "Warning" {$messageType = [MessageType]::Warning}
        }
        if($null -ne $detailedMsg)
        {
            $returnMsg += $detailedMsg
        }
        $newMsg = [MessageData]::new("Status: $resultStatus. $resultMsg",$messageType)
        $returnMsg += $newMsg
        $this.PublishCustomMessage($newMsg);

        $this.PublishCustomMessage([MessageData]::new([Constants]::SingleDashLine));
        $returnMsg += [MessageData]::new([Constants]::SingleDashLine);
        
        if($summaryTable.Count -gt 0)
        {
            $summaryTable | ForEach-Object{
                $this.PublishCustomMessage($_)
            }
            $returnMsg += $summaryTable;        
        }
        # if($resultStatus -eq "Failed")
        # {
        # $this.PublishCustomMessage([MessageData]::new("$commonFailMsg", [MessageType]::Warning))
        # $returnMsg += $commonFailMsg
        # }
        return $returnMsg
    }
}