AzSKPreview.ADO

1.0.18

Framework/Models/AzSKSettings.ps1

using namespace System.Management.Automation
Set-StrictMode -Version Latest
class AzSKSettings {
    [string] $LAWSId;
    [string] $LAWSSharedKey;
    [string] $AltLAWSId;
    [string] $AltLAWSSharedKey;
    [string] $LAType;
    [string] $LASource;

    [string] $EventHubNamespace;
    [string] $EventHubName;
    [string] $EventHubSendKeyName;
    [string] $EventHubSendKey;
    [string] $EventHubType;
    [string] $EventHubSource;
    [string] $WebhookUrl;
    [string] $WebhookAuthZHeaderName;
    [string] $WebhookAuthZHeaderValue;
    [string] $WebhookType;
    [string] $WebhookSource;
    [string] $AutoUpdateCommand;
    [AutoUpdate] $AutoUpdateSwitch = [AutoUpdate]::On;

    [string] $OutputFolderPath;

    [TertiaryBool] $AllowSelfSignedWebhookCertificate;
    [bool] $EnableAADAuthForOnlinePolicyStore;
    [bool] $UseOnlinePolicyStore;
    [string] $OnlinePolicyStoreUrl;
    [string] $AzureEnvironment;
    [string] $UsageTelemetryLevel;
    [string] $LocalControlTelemetryKey;
    [bool] $LocalEnableControlTelemetry;
    [bool] $PrivacyNoticeAccepted = $false;
    [bool] $IsCentralScanModeOn = $false;
    hidden static [AzSKSettings] $Instance = $null;
    hidden static [string] $FileName = "AzSKSettings.json";
    [bool] $StoreComplianceSummaryInUserSubscriptions;    
    static [SubscriptionContext] $SubscriptionContext
    static [InvocationInfo] $InvocationContext
    [string] $BranchId;
    [bool] $EnableOrgControlAttestation = $false;
    [string] $PolicyProject = $null;
    
    AzSKSettings()
    {    
    }

    static InitContexts([SubscriptionContext] $subscriptionContext, [InvocationInfo] $invocationContext)
    {
        [AzSKSettings]::SubscriptionContext = $subscriptionContext;
        [AzSKSettings]::InvocationContext = $invocationContext;        
    }

    AzSKSettings([SubscriptionContext] $subscriptionContext, [InvocationInfo] $invocationContext)
    {
        #Write-Host -ForegroundColor Yellow "Investigate!"
        [AzSKSettings]::SubscriptionContext = $subscriptionContext;
        [AzSKSettings]::InvocationContext = $invocationContext;    
    }
    
    hidden static SetDefaultSettings([AzSKSettings] $settings) {
        if($null -ne  $settings -and [string]::IsNullOrWhiteSpace( $settings.AzureEnvironment))
        {
            $settings.AzureEnvironment = [Constants]::DefaultAzureEnvironment
        }
    }

    static [AzSKSettings] GetInstance() {
        if (-not [AzSKSettings]::Instance)
        {
            [AzSKSettings]::LoadAzSKSettings($false);
            [AzSKSettings]::SetDefaultSettings([AzSKSettings]::Instance);
            #todo: change to default env by using a fn
        }

        return [AzSKSettings]::Instance
    }

    static [AzSKSettings] GetLocalInstance() {
        $settings = [AzSKSettings]::LoadAzSKSettings($true);
        [AzSKSettings]::SetDefaultSettings($settings);
        return $settings
    }

    hidden static [AzSKSettings] LoadAzSKSettings([bool] $loadUserCopy) {
        #Filename will be static.
        #For AzSK Settings, never use online policy store. It's assumed that file will be available offline
        #-------- AzSK rename code change--------#
        $localAppDataSettings = $null
        
        if(-not $localAppDataSettings)
        {
            $localAppDataSettings = [ConfigurationHelper]::LoadOfflineConfigFile([AzSKSettings]::FileName)
        }
        
        #------------------------------#
        [AzSKSettings] $parsedSettings = $null;
        [AzSKSettings] $localModuleSettings = $null;
        [AzSKSettings] $serverSettings = $null;
        $migratedPropNames = @();
        #Validate settings content is not null
        if ($localAppDataSettings) {
            try
            {
                #Step1: Try parsing the object from local app data settings. If parse is successful then there is no change to settings schema.
                $parsedSettings = [AzSKSettings] $localAppDataSettings
            }
            catch
            {
                #Step2: Any error occurred while converting local json file indicates change in schema
                #Load latest Settings from modules folder
                $parsedSettings = [ConfigurationHelper]::LoadModuleJsonFile([AzSKSettings]::FileName)
                $parsedSettings | Get-Member -MemberType Properties |
                    ForEach-Object {
                        $propertyName = $_.Name;

                        if($propertyName -eq "LAWSId" -or $propertyName -eq "LAWSSharedKey" -or $propertyName -eq "AltLAWSId" -or $propertyName -eq "AltLAWSSharedKey" -or $propertyName -eq "LAType" -or $propertyName -eq "LASource")
                        {
                            switch($propertyName)
                            {
                                "LAWSId"{
                                    $newSetting = "OMSWorkspaceId"
                                    break;
                                }
                                "LAWSSharedKey"{
                                    $newSetting = "OMSSharedKey"
                                    break;
                                }
                                "AltLAWSId"{
                                    $newSetting = "AltOMSWorkspaceId"
                                    break;
                                }
                                "AltLAWSSharedKey"{
                                    $newSetting = "AltOMSSharedKey"
                                    break;
                                }
                                "LAType"{
                                    $newSetting = "OMSType"
                                    break;
                                }
                                "LASource"{
                                    $newSetting = "OMSSource"
                                    break;
                                }                                
                            }
                            $parsedSettings.$propertyName = $localAppDataSettings.$newSetting
                            $migratedPropNames += $newSetting;
                        }

                        if([Helpers]::CheckMember($localAppDataSettings, $propertyName))
                        {
                            $parsedSettings.$propertyName = $localAppDataSettings.$propertyName;
                            $migratedPropNames += $propertyName;
                        }
                    };

                if($migratedPropNames.Count -ne 0)
                {
                    [AzSKSettings]::Update($parsedSettings);
                    [EventBase]::PublishGenericCustomMessage("Local AzSK settings file was not compatible with the latest version. `r`nMigrated the existing values for properties: [$([string]::Join(", ", $migratedPropNames))] ", [MessageType]::Warning);
                }
            }

            #Step 3: Get the latest server settings and merge with that
            if(-not $loadUserCopy)
            {
                if([AzSKSettings]::InvocationContext)
                {
                    $parsedSettings.OnlinePolicyStoreUrl = [AzSKSettings]::SetServerPolicyUrl($parsedSettings.OnlinePolicyStoreUrl, $parsedSettings.BranchId, $parsedSettings.PolicyProject)    
                }
                
                [bool] $_useOnlinePolicyStore = $parsedSettings.UseOnlinePolicyStore;
                [string] $_onlineStoreUri = $parsedSettings.OnlinePolicyStoreUrl;
                [bool] $_enableAADAuthForOnlinePolicyStore = $parsedSettings.EnableAADAuthForOnlinePolicyStore;
                $serverSettings = [ConfigurationHelper]::LoadServerConfigFile([AzSKSettings]::FileName, $_useOnlinePolicyStore, $_onlineStoreUri, $_enableAADAuthForOnlinePolicyStore);

                $mergedServerPropNames = @();
                $serverSettings | Get-Member -MemberType Properties |
                    ForEach-Object {
                        $propertyName = $_.Name;
                        if([string]::IsNullOrWhiteSpace($parsedSettings.$propertyName) -and -not [string]::IsNullOrWhiteSpace($serverSettings.$propertyName))
                        {
                            $parsedSettings.$propertyName = $serverSettings.$propertyName;
                            $mergedServerPropNames += $propertyName;
                        }
                    };        
                    
                [AzSKSettings]::Instance = $parsedSettings;                
            }
            #Sever merged settings should not be persisted, as it should always take latest from the server
            return $parsedSettings;
        }
        else
        {
            return $null;
        }
    }

    [void] Update()
    {
        if (-not (Test-Path $([Constants]::AzSKAppFolderPath)))
        {
            New-Item -ItemType Directory -Path $([Constants]::AzSKAppFolderPath) -ErrorAction Stop | Out-Null
        }

        #persisting back to file
        [AzSKSettings]::Instance | ConvertTo-Json | Out-File -Force -FilePath (Join-Path $([Constants]::AzSKAppFolderPath) $([AzSKSettings]::FileName))
    }

    static [void] Update([AzSKSettings] $localSettings)
    {
        if (-not (Test-Path $([Constants]::AzSKAppFolderPath)))
        {
            New-Item -ItemType Directory -Path $([Constants]::AzSKAppFolderPath) -ErrorAction Stop | Out-Null
        }

        #persisting back to file
        $localSettings | ConvertTo-Json | Out-File -Force -FilePath (Join-Path $([Constants]::AzSKAppFolderPath) $([AzSKSettings]::FileName))
    }
    
    hidden [string] GetScanSource()
    {
        return $this.LASource
    }

    hidden static [string] SetServerPolicyUrl([string] $onlinePolicyStoreUrl, $branch, $policyProject)
    {
        $projectName = "";
        $orgName = [AzSKSettings]::SubscriptionContext.SubscriptionName;
        
        if([AzSKSettings]::InvocationContext.BoundParameters["PolicyProject"]){
            $projectName = [AzSKSettings]::InvocationContext.BoundParameters["PolicyProject"];
        }
        elseif (-not [string]::IsNullOrEmpty($policyProject)) {
            $projectName = $policyProject;
        }
        elseif([AzSKSettings]::InvocationContext.BoundParameters["ProjectNames"]){
            $projectName = [AzSKSettings]::InvocationContext.BoundParameters["ProjectNames"].split(',')[0];
        } #ADOToDo: by Oct-2020, fix this duality of ProjectNames/ProjectName (or at least read from InvocationContext at only one place!)
        elseif([AzSKSettings]::InvocationContext.BoundParameters["ProjectName"]){
            $projectName = [AzSKSettings]::InvocationContext.BoundParameters["ProjectName"].split(',')[0];
        }
        #else
        #{
        # Write-Host -ForegroundColor Yellow "Not using online policy. No project specified."
        #}

        # If $branch variable valus is null or empty, then set its default value as 'master' (production policy branch)
        if(!$branch)
        {
            $branch = "master";
        }
        $repoName = [Constants]::OrgPolicyRepo + $projectName;
        if($projectName)
        {
            Write-Host -ForegroundColor Green "Online policy URL set to: [$orgName::$projectName::$repoName]"
        }
        return $onlinePolicyStoreUrl -f $orgName, $projectName, $repoName, $branch
    }
}