Framework/Core/FixControl/Services/AppServiceFix.ps1

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Set-StrictMode -Version Latest 

class AppServiceFix: FixServicesBase
{       
    [PSObject] $ResourceObject = $null;
    AppServiceFix([string] $subscriptionId, [ResourceConfig] $resourceConfig, [string] $resourceGroupName): 
        Base($subscriptionId, $resourceConfig, $resourceGroupName) 
    { }

    [PSObject] FetchAppServiceObject()
    {
        if(-not $this.ResourceObject)
        {
            $this.ResourceObject = Get-AzureRmWebApp -Name $this.ResourceName -ResourceGroupName $this.ResourceGroupName
        }

        return $this.ResourceObject;
    }

    [MessageData[]] DisableWebSocket([PSObject] $parameters)
    {
        [MessageData[]] $detailedLogs = @();
        
        $detailedLogs += [MessageData]::new("Disabling web socket for app service [$($this.ResourceName)]...");
        $result = Set-AzureRmWebApp `
                    -ResourceGroupName $this.ResourceGroupName `
                    -Name $this.ResourceName `
                    -WebSocketsEnabled $false `
                    -ErrorAction Stop

        $detailedLogs += [MessageData]::new("Web socket has been disabled for app service [$($this.ResourceName)]", $result);
        
        return $detailedLogs;
    }

    [MessageData[]] SetLatestDotNetVersion([PSObject] $parameters)
    {
        [MessageData[]] $detailedLogs = @();
        
        $detailedLogs += [MessageData]::new("Setting up .Net version for app service [$($this.ResourceName)]...");
        $result = Set-AzureRmWebApp `
                    -ResourceGroupName $this.ResourceGroupName `
                    -Name $this.ResourceName `
                    -NetFrameworkVersion $this.ControlSettings.AppService.LatestDotNetFrameworkVersionNumber `
                    -ErrorAction Stop

        $detailedLogs += [MessageData]::new(".Net version has been set to latest version for app service [$($this.ResourceName)]", $result);
        
        return $detailedLogs;
    }

    [MessageData[]] Set64bitPlatform([PSObject] $parameters)
    {
        [MessageData[]] $detailedLogs = @();
        
        $detailedLogs += [MessageData]::new("Setting up platform architecture to 64 bit for app service [$($this.ResourceName)]...");
        $result = Set-AzureRmWebApp `
                    -ResourceGroupName $this.ResourceGroupName `
                    -Name $this.ResourceName `
                    -Use32BitWorkerProcess $false `
                    -ErrorAction Stop

        $detailedLogs += [MessageData]::new("Platform architecture has been set to 64 bit for app service [$($this.ResourceName)]", $result);
        
        return $detailedLogs;
    }

    [MessageData[]] EnableLogging([PSObject] $parameters)
    {
        [MessageData[]] $detailedLogs = @();
        
        $detailedLogs += [MessageData]::new("Setting up logging and request tracing for app service [$($this.ResourceName)]...");
        $result = Set-AzureRmWebApp `
                    -ResourceGroupName $this.ResourceGroupName `
                    -Name $this.ResourceName `
                    -DetailedErrorLoggingEnabled $true `
                    -HttpLoggingEnabled $true `
                    -RequestTracingEnabled $true `
                    -ErrorAction Stop

        $detailedLogs += [MessageData]::new("Logging and request tracing has been enabled for app service [$($this.ResourceName)]", $result);
        
        return $detailedLogs;
    }

    [MessageData[]] SetMultipleInstances([PSObject] $parameters)
    {
        [MessageData[]] $detailedLogs = @();
        $instanceCount = $this.ControlSettings.AppService.Minimum_Instance_Count;
        $detailedLogs += [MessageData]::new("Setting up minimum $instanceCount instances for app service [$($this.ResourceName)]...");

        $appServiceObject = $this.FetchAppServiceObject();
        if($appServiceObject)
        {
            $serverFarm = Get-AzureRmResource -ResourceId $appServiceObject.ServerFarmId

            if($serverFarm)
            {
                if($serverFarm.Sku.Capacity -ge $this.ControlSettings.AppService.Minimum_Instance_Count)
                {
                    $detailedLogs += [MessageData]::new("No action is required as minimum $instanceCount instances have already been set up for app service [$($this.ResourceName)].");
                }
                else
                {
                    $result = Set-AzureRmAppServicePlan `
                                    -Name $serverFarm.Name `
                                    -ResourceGroupName $serverFarm.ResourceGroupName `
                                    -NumberofWorkers $instanceCount `
                                    -ErrorAction Stop
                    $detailedLogs += [MessageData]::new("Minimum instances have been set up for app service [$($this.ResourceName)]", $result);
                }
            }
            else
            {
                $detailedLogs += [MessageData]::new("Not able to fetch server farm with id [$($appServiceObject.ServerFarmId)]");
            }
        }
        else
        {
            $detailedLogs += [MessageData]::new("Unable to fetch app service [$($this.ResourceName)]");
        }
        
        return $detailedLogs;
    }

     
}