private async ApplyFileTransformation() {
     this.origWebPackage = packageUtility.PackageUtility.getPackagePath(this.taskParams.Package);
     this.modWebPackage = await FileTransformsUtility.applyTransformations(this.origWebPackage, this.taskParams);
     this.bakWebPackage = this.origWebPackage + ".bak";
     fs.renameSync(this.origWebPackage, this.bakWebPackage);
     fs.renameSync(this.modWebPackage, this.origWebPackage);
 }

 /**
  * Get connection argument to run script from file or inline
  */
 private _getFileSourceArgument() : string {
     let  fileSourceArgument ;
     if( this._azureMysqlTaskParameter.getTaskNameSelector() === 'InlineSqlTask' ) {
         fileSourceArgument = " -e" + '"' + this._azureMysqlTaskParameter.getSqlInline() + '"';
     }
     else {
         fileSourceArgument = " -e" + '" source ' + packageUtility.PackageUtility.getPackagePath(this._azureMysqlTaskParameter.getSqlFile()) + '"';
     }
    
     return  fileSourceArgument;       
 }

    public async DeployWebAppStep() {
        var webPackage = packageUtility.PackageUtility.getPackagePath(this.taskParams.Package);
        tl.debug('Performing Linux built-in package deployment');

        this.zipDeploymentID = await this.kuduServiceUtility.zipDeploy(webPackage, this.taskParams.TakeAppOfflineFlag, 
            { slotName: this.appService.getSlot() });

        await this.appServiceUtility.updateStartupCommandAndRuntimeStack(this.taskParams.RuntimeStack, this.taskParams.StartupCommand);

        await this.PostDeploymentStep();
    }

    public async DeployWebAppStep() {
        var webPackage = packageUtility.PackageUtility.getPackagePath(this.taskParams.Package);
        var isFolderBasedDeployment = deployUtility.isInputPkgIsFolder(webPackage);
        var physicalPath: string = Constant.SiteRoot;

        if(this.taskParams.VirtualApplication) {
            physicalPath = await this.appServiceUtility.getPhysicalPath(this.taskParams.VirtualApplication);
            await this.kuduServiceUtility.createPathIfRequired(physicalPath);
            this.virtualApplicationPath = physicalPath;
        }

        webPackage = await FileTransformsUtility.applyTransformations(webPackage, this.taskParams);

        if(deployUtility.canUseWebDeploy(this.taskParams.UseWebDeploy)) {
            tl.debug("Performing the deployment of webapp.");
            if(!tl.osType().match(/^Win/)){
                throw Error(tl.loc("PublishusingwebdeployoptionsaresupportedonlywhenusingWindowsagent"));
            }

            if(this.taskParams.RenameFilesFlag) {
                await this.appServiceUtility.enableRenameLockedFiles();
            }

            var msDeployPublishingProfile = await this.appServiceUtility.getWebDeployPublishingProfile();

            if (webPackage.toString().toLowerCase().endsWith('.war')) {
                await DeployWar(webPackage, this.taskParams, msDeployPublishingProfile, this.kuduService, this.appServiceUtility);
            }
            else {
                await msDeploy.DeployUsingMSDeploy(webPackage, this.taskParams.WebAppName, msDeployPublishingProfile, 
                    this.taskParams.RemoveAdditionalFilesFlag, this.taskParams.ExcludeFilesFromAppDataFlag, this.taskParams.TakeAppOfflineFlag,
                    this.taskParams.VirtualApplication, this.taskParams.SetParametersFile, this.taskParams.AdditionalArguments,
                    isFolderBasedDeployment, this.taskParams.UseWebDeploy);
            }
        }
        else {
            tl.debug("Initiated deployment via kudu service for webapp package : ");
            await this.kuduServiceUtility.deployWebPackage(webPackage, physicalPath, this.taskParams.VirtualApplication, this.taskParams.TakeAppOfflineFlag);
        }

        await this.PostDeploymentStep();
    }

async function main() {
    let zipDeploymentID: string;
    let isDeploymentSuccess: boolean = true;
    let kuduServiceUtility: KuduServiceUtility;

    try {
        tl.setResourcePath(path.join( __dirname, 'task.json'));
        var taskParams: TaskParameters = TaskParametersUtility.getParameters();
        var azureEndpoint: AzureEndpoint = await new AzureRMEndpoint(taskParams.connectedServiceName).getEndpoint();
        var virtualApplicationPath: string;
        console.log(tl.loc('GotconnectiondetailsforazureRMWebApp0', taskParams.WebAppName));
        if(!taskParams.DeployToSlotFlag) {
            taskParams.ResourceGroupName = await AzureResourceFilterUtility.getResourceGroupName(azureEndpoint, taskParams.WebAppName);
        }

        tl.debug(`Resource Group: ${taskParams.ResourceGroupName}`);
        var appService: AzureAppService = new AzureAppService(azureEndpoint, taskParams.ResourceGroupName, taskParams.WebAppName, taskParams.SlotName, taskParams.WebAppKind);
        let appServiceUtility: AzureAppServiceUtility = new AzureAppServiceUtility(appService);

        await appServiceUtility.pingApplication();
        let kuduService: Kudu = await appServiceUtility.getKuduService();
        kuduServiceUtility = new KuduServiceUtility(kuduService);
        if(taskParams.WebAppUri) {
            tl.setVariable(taskParams.WebAppUri, await appServiceUtility.getApplicationURL(!taskParams.isLinuxApp ? taskParams.VirtualApplication : null));
        }

        if(taskParams.isLinuxApp) {
            switch(taskParams.ImageSource) {
                case 'Builtin': {
                    var webPackage = packageUtility.PackageUtility.getPackagePath(taskParams.Package);
                    tl.debug('Performing Linux built-in package deployment');
                    zipDeploymentID = await kuduServiceUtility.zipDeploy(webPackage, taskParams.TakeAppOfflineFlag, { slotName: appService.getSlot() });
                    await appServiceUtility.updateStartupCommandAndRuntimeStack(taskParams.RuntimeStack, taskParams.StartupCommand);
                    break;
                }
                case 'Registry': {
                    tl.debug("Performing container based deployment.");
                    let containerDeploymentUtility: ContainerBasedDeploymentUtility = new ContainerBasedDeploymentUtility(appService);
                    await containerDeploymentUtility.deployWebAppImage(taskParams);
                    break;
                }
                default: {
                    throw new Error('Invalid Image source Type');
                }
            }
        }
        else {
            var webPackage = packageUtility.PackageUtility.getPackagePath(taskParams.Package);
            var isFolderBasedDeployment = deployUtility.isInputPkgIsFolder(webPackage);
            var physicalPath: string = '/site/wwwroot';
            if(taskParams.VirtualApplication) {
                physicalPath = await appServiceUtility.getPhysicalPath(taskParams.VirtualApplication);
                await kuduServiceUtility.createPathIfRequired(physicalPath);
                virtualApplicationPath = physicalPath;
            }

            webPackage = await FileTransformsUtility.applyTransformations(webPackage, taskParams);

            if(deployUtility.canUseWebDeploy(taskParams.UseWebDeploy)) {
                tl.debug("Performing the deployment of webapp.");
                if(!tl.osType().match(/^Win/)){
                    throw Error(tl.loc("PublishusingwebdeployoptionsaresupportedonlywhenusingWindowsagent"));
                }

                if(taskParams.RenameFilesFlag) {
                    await appServiceUtility.enableRenameLockedFiles();
                }

                var msDeployPublishingProfile = await appServiceUtility.getWebDeployPublishingProfile();
                if (webPackage.toString().toLowerCase().endsWith('.war')) {
                    await DeployWar(webPackage, taskParams, msDeployPublishingProfile, kuduService, appServiceUtility);
                }
                else {
                    await msDeploy.DeployUsingMSDeploy(webPackage, taskParams.WebAppName, msDeployPublishingProfile, taskParams.RemoveAdditionalFilesFlag,
                    taskParams.ExcludeFilesFromAppDataFlag, taskParams.TakeAppOfflineFlag, taskParams.VirtualApplication, taskParams.SetParametersFile,
                    taskParams.AdditionalArguments, isFolderBasedDeployment, taskParams.UseWebDeploy);
                }
            }
            else {
                tl.debug("Initiated deployment via kudu service for webapp package : ");
                await kuduServiceUtility.deployWebPackage(webPackage, physicalPath, taskParams.VirtualApplication, taskParams.TakeAppOfflineFlag);
            }
        }

        if(!taskParams.isContainerWebApp) {
            if(taskParams.AppSettings) {
                var customApplicationSettings = ParameterParser.parse(taskParams.AppSettings);
                await appServiceUtility.updateAndMonitorAppSettings(customApplicationSettings);
            }

            if(taskParams.ConfigurationSettings) {
                var customApplicationSettings = ParameterParser.parse(taskParams.ConfigurationSettings);
                await appServiceUtility.updateConfigurationSettings(customApplicationSettings);
            }
        }
        else {
            tl.debug('App Settings and config settings are already updated during container based deployment.')
        }

        if(taskParams.ScriptType) {
//.........这里部分代码省略.........

 private GetDeployCmdFilePath(): string {
     var webPackagePath = packageUtility.PackageUtility.getPackagePath(this.taskParams.Package);
     var packageDir = path.dirname(webPackagePath);
     return packageUtility.PackageUtility.getPackagePath(packageDir + "\\*.deploy.cmd");
 }