public override int Execute(string[] commandLineArguments)
        {
            Options.Parse(commandLineArguments);

            Guard.NotNullOrWhiteSpace(packageFile, "No package file was specified. Please pass --package YourPackage.nupkg");

            if (!File.Exists(packageFile))
                throw new CommandException("Could not find package file: " + packageFile);    

            if (variablesFile != null && !File.Exists(variablesFile))
                throw new CommandException("Could not find variables file: " + variablesFile);

            Log.Info("Deploying package:    " + packageFile);
            var variables = new CalamariVariableDictionary(variablesFile, sensitiveVariablesFile, sensitiveVariablesPassword);

            var fileSystem = new WindowsPhysicalFileSystem();
            var embeddedResources = new CallingAssemblyEmbeddedResources();
            var scriptEngine = new CombinedScriptEngine();
            var commandLineRunner = new CommandLineRunner(new SplitCommandOutput(new ConsoleCommandOutput(), new ServiceMessageCommandOutput(variables)));
            var azurePackageUploader = new AzurePackageUploader();
            var certificateStore = new CalamariCertificateStore();
            var cloudCredentialsFactory = new SubscriptionCloudCredentialsFactory(certificateStore);
            var cloudServiceConfigurationRetriever = new AzureCloudServiceConfigurationRetriever();
            var substituter = new FileSubstituter(fileSystem);
            var configurationTransformer = new ConfigurationTransformer(variables.GetFlag(SpecialVariables.Package.IgnoreConfigTransformationErrors), variables.GetFlag(SpecialVariables.Package.SuppressConfigTransformationLogging));
            var replacer = new ConfigurationVariablesReplacer(variables.GetFlag(SpecialVariables.Package.IgnoreVariableReplacementErrors));
            var generator = new AppSettingsJsonGenerator();

            var conventions = new List<IConvention>
            {
                new ContributeEnvironmentVariablesConvention(),
                new LogVariablesConvention(),
                new SwapAzureDeploymentConvention(fileSystem, embeddedResources, scriptEngine, commandLineRunner),
                new ExtractPackageToStagingDirectoryConvention(new LightweightPackageExtractor(), fileSystem),
                new FindCloudServicePackageConvention(fileSystem),
                new EnsureCloudServicePackageIsCtpFormatConvention(fileSystem),
                new ExtractAzureCloudServicePackageConvention(fileSystem),
                new ChooseCloudServiceConfigurationFileConvention(fileSystem),
                new ConfiguredScriptConvention(DeploymentStages.PreDeploy, scriptEngine, fileSystem, commandLineRunner),
                new PackagedScriptConvention(DeploymentStages.PreDeploy, fileSystem, scriptEngine, commandLineRunner),
                new ConfigureAzureCloudServiceConvention(fileSystem, cloudCredentialsFactory, cloudServiceConfigurationRetriever),
                new SubstituteInFilesConvention(fileSystem, substituter),
                new ConfigurationTransformsConvention(fileSystem, configurationTransformer),
                new ConfigurationVariablesConvention(fileSystem, replacer),
                new AppSettingsJsonConvention(generator),
                new PackagedScriptConvention(DeploymentStages.Deploy, fileSystem, scriptEngine, commandLineRunner),
                new ConfiguredScriptConvention(DeploymentStages.Deploy, scriptEngine, fileSystem, commandLineRunner),
                new RePackageCloudServiceConvention(fileSystem),
                new UploadAzureCloudServicePackageConvention(fileSystem, azurePackageUploader, cloudCredentialsFactory),
                new DeployAzureCloudServicePackageConvention(fileSystem, embeddedResources, scriptEngine, commandLineRunner),
                new PackagedScriptConvention(DeploymentStages.PostDeploy, fileSystem, scriptEngine, commandLineRunner),
                new ConfiguredScriptConvention(DeploymentStages.PostDeploy, scriptEngine, fileSystem, commandLineRunner),
            };

            var deployment = new RunningDeployment(packageFile, variables);
            var conventionRunner = new ConventionProcessor(deployment, conventions);
            conventionRunner.RunConventions();

            return 0;
        }
        public override int Execute(string[] commandLineArguments)
        {
            Options.Parse(commandLineArguments);

            Guard.NotNullOrWhiteSpace(packageFile, "No package file was specified. Please pass --package YourPackage.nupkg");

            if (!File.Exists(packageFile))
                throw new CommandException("Could not find package file: " + packageFile);

            Log.Info("Deploying package:    " + packageFile);

            var fileSystem = CalamariPhysicalFileSystem.GetPhysicalFileSystem();

            var variables = new CalamariVariableDictionary(variablesFile, sensitiveVariablesFile, sensitiveVariablesPassword);
            var outputVariables = new VariableDictionary(outputVariablesFile);

            variables.MergeWith(outputVariables);

            var scriptCapability = new CombinedScriptEngine();
            var replacer = new ConfigurationVariablesReplacer(variables.GetFlag(SpecialVariables.Package.IgnoreVariableReplacementErrors));
            var substituter = new FileSubstituter(fileSystem);
            var configurationTransformer = new ConfigurationTransformer(variables.GetFlag(SpecialVariables.Package.IgnoreConfigTransformationErrors), variables.GetFlag(SpecialVariables.Package.SuppressConfigTransformationLogging));
            var embeddedResources = new CallingAssemblyEmbeddedResources();
            var iis = new InternetInformationServer();
            var commandLineRunner = new CommandLineRunner(new SplitCommandOutput(new ConsoleCommandOutput(), new ServiceMessageCommandOutput(variables), new ServiceMessageCommandOutput(outputVariables)));
            var semaphore = new SystemSemaphore();
            var journal = new DeploymentJournal(fileSystem, semaphore, variables);

            var conventions = new List<IConvention>
            {
                new ContributeEnvironmentVariablesConvention(),
                new ContributePreviousInstallationConvention(journal),
                new LogVariablesConvention(),
                new AlreadyInstalledConvention(journal),
                new ExtractPackageToApplicationDirectoryConvention(new LightweightPackageExtractor(), fileSystem, semaphore),
                new FeatureScriptConvention(DeploymentStages.BeforePreDeploy, fileSystem, embeddedResources, scriptCapability, commandLineRunner),
                new ConfiguredScriptConvention(DeploymentStages.PreDeploy, scriptCapability, fileSystem, commandLineRunner),
                new PackagedScriptConvention(DeploymentStages.PreDeploy, fileSystem, scriptCapability, commandLineRunner),
                new FeatureScriptConvention(DeploymentStages.AfterPreDeploy, fileSystem, embeddedResources, scriptCapability, commandLineRunner),
                new SubstituteInFilesConvention(fileSystem, substituter),
                new ConfigurationTransformsConvention(fileSystem, configurationTransformer),
                new ConfigurationVariablesConvention(fileSystem, replacer),
                new CopyPackageToCustomInstallationDirectoryConvention(fileSystem),
                new FeatureScriptConvention(DeploymentStages.BeforeDeploy, fileSystem, embeddedResources, scriptCapability, commandLineRunner),
                new PackagedScriptConvention(DeploymentStages.Deploy, fileSystem, scriptCapability, commandLineRunner),
                new ConfiguredScriptConvention(DeploymentStages.Deploy, scriptCapability, fileSystem, commandLineRunner),
                new FeatureScriptConvention(DeploymentStages.AfterDeploy, fileSystem, embeddedResources, scriptCapability, commandLineRunner),
                new LegacyIisWebSiteConvention(fileSystem, iis),
                new FeatureScriptConvention(DeploymentStages.BeforePostDeploy, fileSystem, embeddedResources, scriptCapability, commandLineRunner),
                new PackagedScriptConvention(DeploymentStages.PostDeploy, fileSystem, scriptCapability, commandLineRunner),
                new ConfiguredScriptConvention(DeploymentStages.PostDeploy, scriptCapability, fileSystem, commandLineRunner),
                new FeatureScriptConvention(DeploymentStages.AfterPostDeploy, fileSystem, embeddedResources, scriptCapability, commandLineRunner),
            };

            var deployment = new RunningDeployment(packageFile, variables);
            var conventionRunner = new ConventionProcessor(deployment, conventions);

            try
            {
                conventionRunner.RunConventions();
                outputVariables.Save();

                if (!deployment.SkipJournal)
                    journal.AddJournalEntry(new JournalEntry(deployment, true));
            }
            catch (Exception)
            {
                if (!deployment.SkipJournal)
                    journal.AddJournalEntry(new JournalEntry(deployment, false));
                throw;
            }

            return 0;
        }