public async Task <AWSCredentials> ResolveAWSCredentials(string profileName, string lastUsedProfileName)
{
AWSCredentials credentials;
var chain = new CredentialProfileStoreChain();
if (!string.IsNullOrEmpty(profileName))
{
if (chain.TryGetAWSCredentials(profileName, out credentials) &&
await CanLoadCredentials(credentials))
{
_toolInteractiveService.WriteLine($"Configuring AWS Credentials from Profile {profileName}.");
return(credentials);
}
}
if (!string.IsNullOrEmpty(lastUsedProfileName) &&
chain.TryGetAWSCredentials(lastUsedProfileName, out credentials) &&
await CanLoadCredentials(credentials))
{
_toolInteractiveService.WriteLine($"Configuring AWS Credentials with previous configured profile value {lastUsedProfileName}.");
return(credentials);
}
try
{
credentials = FallbackCredentialsFactory.GetCredentials();
if (await CanLoadCredentials(credentials))
{
_toolInteractiveService.WriteLine("Configuring AWS Credentials using AWS SDK credential search.");
return(credentials);
}
}
catch (AmazonServiceException)
{
// FallbackCredentialsFactory throws an exception if no credentials are found. Burying exception because if no credentials are found
// we want to continue and ask the user to select a profile.
}
var sharedCredentials = new SharedCredentialsFile();
if (sharedCredentials.ListProfileNames().Count == 0)
{
_toolInteractiveService.WriteErrorLine("Unable to resolve AWS credentials to access AWS.");
throw new NoAWSCredentialsFoundException();
}
var consoleUtilities = new ConsoleUtilities(_toolInteractiveService);
var selectedProfileName = consoleUtilities.AskUserToChoose(sharedCredentials.ListProfileNames(), "Select AWS Credentials Profile", null);
if (!chain.TryGetAWSCredentials(selectedProfileName, out credentials) ||
!(await CanLoadCredentials(credentials)))
{
_toolInteractiveService.WriteErrorLine($"Unable to create AWS credentials for profile {selectedProfileName}.");
throw new NoAWSCredentialsFoundException();
}
return(credentials);
}
private void PrintInvalidStackNameMessage()
{
_toolInteractiveService.WriteLine();
_toolInteractiveService.WriteErrorLine(
"Invalid stack name. A stack name can contain only alphanumeric characters (case-sensitive) and hyphens. " +
"It must start with an alphabetic character and can't be longer than 128 characters");
}
private async Task <bool> CanDeleteAsync(string stackName)
{
var stack = await GetStackAsync(stackName);
if (stack == null)
{
_interactiveService.WriteErrorLine($"Stack with name {stackName} does not exist.");
return(false);
}
var canDelete = stack.Tags.Any(tag => tag.Key.Equals(CloudFormationIdentifierConstants.STACK_TAG));
if (!canDelete)
{
_interactiveService.WriteErrorLine("Only stacks that were deployed with this tool can be deleted.");
}
return(canDelete);
}
public async Task ExecuteAsync(bool saveCdkProject)
{
// Ensure a .NET project can be found.
ProjectDefinition project = null;
try
{
project = new ProjectDefinition(_session.ProjectPath);
}
catch (ProjectFileNotFoundException ex)
{
var files = Directory.GetFiles(_session.ProjectPath, "*.sln");
if (files.Any())
{
_toolInteractiveService.WriteErrorLine($"This directory contains a solution file, but the tool requires a project file. Please run the tool from the directory that contains a .csproj/.fsproj or provide a path to the .csproj/.fsproj via --project-path flag.");
}
else
{
_toolInteractiveService.WriteErrorLine($"A project was not found at the path {_session.ProjectPath}");
}
throw new FailedToFindDeployableTargetException(ex);
}
var orchestrator =
new Orchestrator.Orchestrator(
_session,
_orchestratorInteractiveService,
_cdkProjectHandler,
_awsResourceQueryer,
_deploymentBundleHandler,
new[] { RecipeLocator.FindRecipeDefinitionsPath() });
// Determine what recommendations are possible for the project.
var recommendations = await orchestrator.GenerateDeploymentRecommendations();
if (recommendations.Count == 0)
{
_toolInteractiveService.WriteLine(string.Empty);
_toolInteractiveService.WriteErrorLine($"The project you are trying to deploy is currently not supported.");
throw new FailedToGenerateAnyRecommendations();
}
// Look to see if there are any existing deployed applications using any of the compatible recommendations.
var existingApplications = await orchestrator.GetExistingDeployedApplications(recommendations);
_toolInteractiveService.WriteLine(string.Empty);
string cloudApplicationName;
if (existingApplications.Count == 0)
{
var title = "Name the AWS stack to deploy your application to" + Environment.NewLine +
"(A stack is a collection of AWS resources that you can manage as a single unit.)" + Environment.NewLine +
"--------------------------------------------------------------------------------";
cloudApplicationName =
_consoleUtilities.AskUserForValue(
title,
GetDefaultApplicationName(project.ProjectPath),
allowEmpty: false);
}
else
{
var title = "Select the AWS stack to deploy your application to" + Environment.NewLine +
"(A stack is a collection of AWS resources that you can manage as a single unit.)";
var userResponse = _consoleUtilities.AskUserToChooseOrCreateNew(existingApplications.Select(x => x.Name).ToList(), title, askNewName: true, defaultNewName: GetDefaultApplicationName(project.ProjectPath));
cloudApplicationName = userResponse.SelectedOption ?? userResponse.NewName;
}
var existingCloudApplication = existingApplications.FirstOrDefault(x => string.Equals(x.Name, cloudApplicationName));
Recommendation selectedRecommendation = null;
_toolInteractiveService.WriteLine(string.Empty);
// If using a previous deployment preset settings for deployment based on last deployment.
if (existingCloudApplication != null)
{
var existingCloudApplicationMetadata = await orchestrator.LoadCloudApplicationMetadata(existingCloudApplication.Name);
selectedRecommendation = recommendations.FirstOrDefault(x => string.Equals(x.Recipe.Id, existingCloudApplication.RecipeId, StringComparison.InvariantCultureIgnoreCase));
selectedRecommendation.ApplyPreviousSettings(existingCloudApplicationMetadata.Settings);
var header = $"Loading {existingCloudApplication.Name} settings:";
_toolInteractiveService.WriteLine(header);
_toolInteractiveService.WriteLine(new string('-', header.Length));
var optionSettings =
selectedRecommendation
.Recipe
.OptionSettings
.Where(x =>
{
if (!selectedRecommendation.IsOptionSettingDisplayable(x))
{
return(false);
}
var value = selectedRecommendation.GetOptionSettingValue(x);
if (value == null || value.ToString() == string.Empty || object.Equals(value, x.DefaultValue))
{
return(false);
}
return(true);
})
.ToArray();
foreach (var setting in optionSettings)
{
DisplayOptionSetting(selectedRecommendation, setting, -1, optionSettings.Length, DisplayOptionSettingsMode.Readonly);
}
}
else
{
selectedRecommendation = _consoleUtilities.AskToChooseRecommendation(recommendations);
}
// Apply the user enter project name to the recommendation so that any default settings based on project name are applied.
selectedRecommendation.OverrideProjectName(cloudApplicationName);
var systemCapabilities = await _session.SystemCapabilities;
if (selectedRecommendation.Recipe.DeploymentType == DeploymentTypes.CdkProject &&
!systemCapabilities.NodeJsMinVersionInstalled)
{
_toolInteractiveService.WriteErrorLine("The selected deployment option requires Node.js 10.3 or later, which was not detected. Please install Node.js: https://nodejs.org/en/download/");
throw new MissingNodeJsException();
}
if (selectedRecommendation.Recipe.DeploymentBundle == DeploymentBundleTypes.Container)
{
if (!systemCapabilities.DockerInfo.DockerInstalled)
{
_toolInteractiveService.WriteErrorLine("The selected deployment option requires Docker, which was not detected. Please install and start the appropriate version of Docker for you OS: https://docs.docker.com/engine/install/");
throw new MissingDockerException();
}
if (!systemCapabilities.DockerInfo.DockerContainerType.Equals("linux", StringComparison.OrdinalIgnoreCase))
{
_toolInteractiveService.WriteErrorLine("The deployment tool requires Docker to be running in linux mode. Please switch Docker to linux mode to continue.");
throw new DockerContainerTypeException();
}
}
var deploymentBundleDefinition = orchestrator.GetDeploymentBundleDefinition(selectedRecommendation);
var configurableOptionSettings = selectedRecommendation.Recipe.OptionSettings.Union(deploymentBundleDefinition.Parameters);
await ConfigureDeployment(selectedRecommendation, configurableOptionSettings, false);
var cloudApplication = new CloudApplication
{
Name = cloudApplicationName
};
if (!ConfirmDeployment(selectedRecommendation))
{
return;
}
await CreateDeploymentBundle(orchestrator, selectedRecommendation, cloudApplication);
await orchestrator.DeployRecommendation(cloudApplication, selectedRecommendation);
}
public void LogErrorMessageLine(string?message)
{
_interactiveService.WriteErrorLine(message);
}