public override async Task ExecuteAsync(OutputContext output, ApplicationBuilder application, IngressBuilder ingress)
{
// This code assumes that in the future we might support other ingress types besides nginx.
//
// Right now we only know some hardcoded details about ingress-nginx that we use for both
// validation and generation of manifests.
//
// For instance we don't support k8s 1.18.X IngressClass resources because that version
// isn't broadly available yet.
var ingressClass = "nginx";
if (!IngressClasses.Add(ingressClass))
{
output.WriteDebugLine($"Already validated ingress class '{ingressClass}'.");
return;
}
if (await KubectlDetector.GetKubernetesServerVersion(output) == null)
{
throw new CommandException($"Cannot validate ingress because kubectl is not installed.");
}
if (!await KubectlDetector.IsKubectlConnectedToClusterAsync(output))
{
throw new CommandException($"Cannot validate ingress because kubectl is not connected to a cluster.");
}
output.WriteDebugLine($"Validating ingress class '{ingressClass}'.");
var config = KubernetesClientConfiguration.BuildDefaultConfig();
// If namespace is null, set it to default
config.Namespace ??= "default";
var kubernetes = new Kubernetes(config);
// Looking for a deployment using a standard label.
// Note: using a deployment instead of a service - minikube doesn't create a service for the controller.
try
{
var result = await kubernetes.ListDeploymentForAllNamespacesWithHttpMessagesAsync(
labelSelector : "app.kubernetes.io/name in (ingress-nginx, nginx-ingress-controller)");
if (result.Body.Items.Count > 0)
{
foreach (var service in result.Body.Items)
{
output.WriteInfoLine($"Found existing ingress controller '{service.Metadata.Name}' in namespace '{service.Metadata.NamespaceProperty}'.");
}
return;
}
}
catch (HttpOperationException ex) when(ex.Response.StatusCode == HttpStatusCode.NotFound)
{
// The kubernetes client uses exceptions for 404s.
}
catch (Exception ex)
{
output.WriteDebugLine("Failed to query secret.");
output.WriteDebugLine(ex.ToString());
throw new CommandException("Unable connect to kubernetes.", ex);
}
if (Force)
{
output.WriteDebugLine("Skipping because force was specified.");
return;
}
if (!Interactive)
{
throw new CommandException(
$"An ingress was specified for the application, but the 'ingress-nginx' controller could not be found. " +
$"Rerun the command with --interactive to deploy a controller for development, or with --force to skip validation. Alternatively " +
$"see our documentation on ingress: https://aka.ms/tye/ingress");
}
output.WriteAlwaysLine(
"Tye can deploy the ingress-nginx controller for you. This will be a basic deployment suitable for " +
"experimentation and development. Your production needs, or requirements may differ depending on your Kubernetes distribution. " +
"See: https://aka.ms/tye/ingress for documentation.");
if (!output.Confirm($"Deploy ingress-nginx"))
{
// user skipped deployment of ingress, continue with deployment.
return;
}
// We want to be able to detect minikube because the process for enabling nginx-ingress is different there,
// it's shipped as an addon.
//
// see: https://github.com/telepresenceio/telepresence/blob/4364fd83d5926bef46babd704e7bd6c82a75dbd6/telepresence/startup.py#L220
if (config.CurrentContext == "minikube")
{
output.WriteDebugLine($"Running 'minikube addons enable ingress'");
output.WriteCommandLine("minikube", "addon enable ingress");
var capture = output.Capture();
var exitCode = await ProcessUtil.ExecuteAsync(
$"minikube",
$"addons enable ingress",
System.Environment.CurrentDirectory,
stdOut : capture.StdOut,
stdErr : capture.StdErr);
output.WriteDebugLine($"Done running 'minikube addons enable ingress' exit code: {exitCode}");
if (exitCode != 0)
{
throw new CommandException("'minikube addons enable ingress' failed.");
}
output.WriteInfoLine($"Deployed ingress-nginx.");
}
else
{
// If we get here then we should deploy the ingress controller.
// The first time we apply the ingress controller, the validating webhook will not have started.
// This causes an error to be returned from the process. As this always happens, we are going to
// not check the error returned and assume the kubectl command worked. This is double checked in
// the future as well when we try to create the ingress resource.
output.WriteDebugLine($"Running 'kubectl apply'");
output.WriteCommandLine("kubectl", $"apply -f \"https://aka.ms/tye/ingress/deploy\"");
var capture = output.Capture();
var exitCode = await ProcessUtil.ExecuteAsync(
$"kubectl",
$"apply -f \"https://aka.ms/tye/ingress/deploy\"",
System.Environment.CurrentDirectory);
output.WriteDebugLine($"Done running 'kubectl apply' exit code: {exitCode}");
output.WriteInfoLine($"Waiting for ingress-nginx controller to start.");
// We need to then wait for the webhooks that are created by ingress-nginx to start. Deploying an ingress immediately
// after creating the controller will fail if the webhook isn't ready.
//
// Internal error occurred: failed calling webhook "validate.nginx.ingress.kubernetes.io":
// Post https://ingress-nginx-controller-admission.ingress-nginx.svc:443/networking.k8s.io/v1/ingresses?timeout=30s:
// dial tcp 10.0.31.130:443: connect: connection refused
//
// Unfortunately this is the likely case for us.
try
{
output.WriteDebugLine("Watching for ingress-nginx controller readiness...");
var response = await kubernetes.ListNamespacedPodWithHttpMessagesAsync(
namespaceParameter : "ingress-nginx",
labelSelector : "app.kubernetes.io/component=controller,app.kubernetes.io/name=ingress-nginx",
watch : true);
var tcs = new TaskCompletionSource <object?>();
using var watcher = response.Watch <V1Pod, V1PodList>(
onEvent: (@event, pod) =>
{
// Wait for the readiness-check to pass.
if (pod.Status.Conditions.All(c => string.Equals(c.Status, bool.TrueString, StringComparison.OrdinalIgnoreCase)))
{
tcs.TrySetResult(null); // Success!
output.WriteDebugLine($"Pod '{pod.Metadata.Name}' is ready.");
}
},
onError: ex =>
{
tcs.TrySetException(ex);
output.WriteDebugLine("Watch operation failed.");
},
onClosed: () =>
{
// YOLO?
tcs.TrySetResult(null);
output.WriteDebugLine("Watch operation completed.");
});
await tcs.Task;
}
catch (Exception ex)
{
output.WriteDebugLine("Failed to ingress-nginx pods.");
output.WriteDebugLine(ex.ToString());
throw new CommandException("Failed to query ingress-nginx pods.", ex);
}
output.WriteInfoLine($"Deployed ingress-nginx.");
}
}
public static async Task <ApplicationBuilder> CreateAsync(OutputContext output, FileInfo source)
{
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
var queue = new Queue <(ConfigApplication, HashSet <string>)>();
var visited = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
var rootConfig = ConfigFactory.FromFile(source);
rootConfig.Validate();
var root = new ApplicationBuilder(source, rootConfig.Name !);
root.Namespace = rootConfig.Namespace;
queue.Enqueue((rootConfig, new HashSet <string>()));
while (queue.Count > 0)
{
var item = queue.Dequeue();
var config = item.Item1;
// dependencies represents a set of all dependencies
var dependencies = item.Item2;
if (!visited.Add(config.Source.FullName))
{
continue;
}
if (config == rootConfig && !string.IsNullOrEmpty(config.Registry))
{
root.Registry = new ContainerRegistry(config.Registry);
}
if (config == rootConfig)
{
root.Network = rootConfig.Network;
}
foreach (var configExtension in config.Extensions)
{
var extension = new ExtensionConfiguration((string)configExtension["name"]);
foreach (var kvp in configExtension)
{
if (kvp.Key == "name")
{
continue;
}
extension.Data.Add(kvp.Key, kvp.Value);
}
root.Extensions.Add(extension);
}
foreach (var configService in config.Services)
{
ServiceBuilder service;
if (root.Services.Any(s => s.Name == configService.Name))
{
// Even though this service has already created a service, we still need
// to update dependency information
AddToRootServices(root, dependencies, configService.Name);
continue;
}
if (!string.IsNullOrEmpty(configService.Project))
{
var expandedProject = Environment.ExpandEnvironmentVariables(configService.Project);
var projectFile = new FileInfo(Path.Combine(config.Source.DirectoryName, expandedProject));
var project = new DotnetProjectServiceBuilder(configService.Name !, projectFile);
service = project;
project.Build = configService.Build ?? true;
project.Args = configService.Args;
foreach (var buildProperty in configService.BuildProperties)
{
project.BuildProperties.Add(buildProperty.Name, buildProperty.Value);
}
project.Replicas = configService.Replicas ?? 1;
project.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
project.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
// We don't apply more container defaults here because we might need
// to prompt for the registry name.
project.ContainerInfo = new ContainerInfo()
{
UseMultiphaseDockerfile = false,
};
await ProjectReader.ReadProjectDetailsAsync(output, project);
// Do k8s by default.
project.ManifestInfo = new KubernetesManifestInfo();
}
else if (!string.IsNullOrEmpty(configService.Image))
{
var container = new ContainerServiceBuilder(configService.Name !, configService.Image !)
{
Args = configService.Args,
Replicas = configService.Replicas ?? 1
};
service = container;
container.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
container.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
}
else if (!string.IsNullOrEmpty(configService.DockerFile))
{
var dockerFile = new DockerFileServiceBuilder(configService.Name !, configService.Image !)
{
Args = configService.Args,
Build = configService.Build ?? true,
Replicas = configService.Replicas ?? 1,
DockerFile = Path.Combine(source.DirectoryName, configService.DockerFile),
// Supplying an absolute path with trailing slashes fails for DockerFileContext when calling docker build, so trim trailing slash.
DockerFileContext = GetDockerFileContext(source, configService)
};
service = dockerFile;
dockerFile.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
dockerFile.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
// We don't apply more container defaults here because we might need
// to prompt for the registry name.
dockerFile.ContainerInfo = new ContainerInfo()
{
UseMultiphaseDockerfile = false,
};
// Do k8s by default.
dockerFile.ManifestInfo = new KubernetesManifestInfo();
}
else if (!string.IsNullOrEmpty(configService.Executable))
{
var expandedExecutable = Environment.ExpandEnvironmentVariables(configService.Executable);
var workingDirectory = "";
// Special handling of .dlls as executables (it will be executed as dotnet {dll})
if (Path.GetExtension(expandedExecutable) == ".dll")
{
expandedExecutable = Path.GetFullPath(Path.Combine(config.Source.Directory.FullName, expandedExecutable));
workingDirectory = Path.GetDirectoryName(expandedExecutable) !;
}
var executable = new ExecutableServiceBuilder(configService.Name !, expandedExecutable)
{
Args = configService.Args,
WorkingDirectory = configService.WorkingDirectory != null?
Path.GetFullPath(Path.Combine(config.Source.Directory.FullName, Environment.ExpandEnvironmentVariables(configService.WorkingDirectory))) :
workingDirectory,
Replicas = configService.Replicas ?? 1
};
service = executable;
executable.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
executable.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
}
else if (!string.IsNullOrEmpty(configService.Include))
{
var expandedYaml = Environment.ExpandEnvironmentVariables(configService.Include);
var nestedConfig = GetNestedConfig(rootConfig, Path.Combine(config.Source.DirectoryName, expandedYaml));
queue.Enqueue((nestedConfig, new HashSet <string>()));
AddToRootServices(root, dependencies, configService.Name);
continue;
}
else if (!string.IsNullOrEmpty(configService.Repository))
{
// clone to .tye folder
var path = Path.Join(rootConfig.Source.DirectoryName, ".tye", "deps");
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
var clonePath = Path.Combine(path, configService.Name);
if (!Directory.Exists(clonePath))
{
if (!await GitDetector.Instance.IsGitInstalled.Value)
{
throw new CommandException($"Cannot clone repository {configService.Repository} because git is not installed. Please install git if you'd like to use \"repository\" in tye.yaml.");
}
var result = await ProcessUtil.RunAsync("git", $"clone {configService.Repository} {clonePath}", workingDirectory : path, throwOnError : false);
if (result.ExitCode != 0)
{
throw new CommandException($"Failed to clone repository {configService.Repository} with exit code {result.ExitCode}.{Environment.NewLine}{result.StandardError}{result.StandardOutput}.");
}
}
if (!ConfigFileFinder.TryFindSupportedFile(clonePath, out var file, out var errorMessage))
{
throw new CommandException(errorMessage !);
}
// pick different service type based on what is in the repo.
var nestedConfig = GetNestedConfig(rootConfig, file);
queue.Enqueue((nestedConfig, new HashSet <string>()));
AddToRootServices(root, dependencies, configService.Name);
continue;
}
else if (configService.External)
{
var external = new ExternalServiceBuilder(configService.Name !);
service = external;
}
else
{
throw new CommandException("Unable to determine service type.");
}
// Add dependencies to ourself before adding ourself to avoid self reference
service.Dependencies.UnionWith(dependencies);
AddToRootServices(root, dependencies, service.Name);
root.Services.Add(service);
// If there are no bindings and we're in ASP.NET Core project then add an HTTP and HTTPS binding
if (configService.Bindings.Count == 0 &&
service is ProjectServiceBuilder project2 &&
project2.IsAspNet)
{
// HTTP is the default binding
service.Bindings.Add(new BindingBuilder()
{
Protocol = "http"
});
service.Bindings.Add(new BindingBuilder()
{
Name = "https", Protocol = "https"
});
}
public static async Task <ApplicationBuilder> CreateAsync(OutputContext output, FileInfo source, string?framework = null, ApplicationFactoryFilter?filter = null)
{
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
var queue = new Queue <(ConfigApplication, HashSet <string>)>();
var visited = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
var rootConfig = ConfigFactory.FromFile(source);
rootConfig.Validate();
var root = new ApplicationBuilder(source, rootConfig.Name !, new ContainerEngine(rootConfig.ContainerEngineType), rootConfig.DashboardPort)
{
Namespace = rootConfig.Namespace
};
queue.Enqueue((rootConfig, new HashSet <string>()));
while (queue.TryDequeue(out var item))
{
// dependencies represents a set of all dependencies
var(config, dependencies) = item;
if (!visited.Add(config.Source.FullName))
{
continue;
}
if (config == rootConfig && !string.IsNullOrEmpty(config.Registry))
{
root.Registry = new ContainerRegistry(config.Registry);
}
if (config == rootConfig)
{
root.Network = rootConfig.Network;
}
foreach (var configExtension in config.Extensions)
{
var extension = new ExtensionConfiguration((string)configExtension["name"]);
foreach (var kvp in configExtension)
{
if (kvp.Key == "name")
{
continue;
}
extension.Data.Add(kvp.Key, kvp.Value);
}
root.Extensions.Add(extension);
}
var services = filter?.ServicesFilter != null?
config.Services.Where(filter.ServicesFilter).ToList() :
config.Services;
var sw = Stopwatch.StartNew();
// Project services will be restored and evaluated before resolving all other services.
// This batching will mitigate the performance cost of running MSBuild out of process.
var projectServices = services.Where(s => !string.IsNullOrEmpty(s.Project));
var projectMetadata = new Dictionary <string, string>();
var msbuildEvaluationResult = await EvaluateProjectsAsync(
projects : projectServices,
configRoot : config.Source.DirectoryName !,
output : output);
var msbuildEvaluationOutput = msbuildEvaluationResult
.StandardOutput
.Split(Environment.NewLine);
var multiTFMProjects = new List <ConfigService>();
foreach (var line in msbuildEvaluationOutput)
{
var trimmed = line.Trim();
if (trimmed.StartsWith("Microsoft.Tye metadata: "))
{
var values = line.Split(':', 3);
var projectName = values[1].Trim();
var metadataPath = values[2].Trim();
projectMetadata.Add(projectName, metadataPath);
output.WriteDebugLine($"Resolved metadata for service {projectName} at {metadataPath}");
}
else if (trimmed.StartsWith("Microsoft.Tye cross-targeting project: "))
{
var values = line.Split(':', 2);
var projectName = values[1].Trim();
var multiTFMConfigService = projectServices.First(p => string.Equals(p.Name, projectName, StringComparison.OrdinalIgnoreCase));
multiTFMConfigService.BuildProperties.Add(new BuildProperty {
Name = "TargetFramework", Value = framework ?? string.Empty
});
multiTFMProjects.Add(multiTFMConfigService);
}
}
if (multiTFMProjects.Any())
{
output.WriteDebugLine("Re-evaluating multi-targeted projects");
var multiTFMEvaluationResult = await EvaluateProjectsAsync(
projects : multiTFMProjects,
configRoot : config.Source.DirectoryName !,
output : output);
var multiTFMEvaluationOutput = multiTFMEvaluationResult
.StandardOutput
.Split(Environment.NewLine);
foreach (var line in multiTFMEvaluationOutput)
{
var trimmed = line.Trim();
if (trimmed.StartsWith("Microsoft.Tye metadata: "))
{
var values = line.Split(':', 3);
var projectName = values[1].Trim();
var metadataPath = values[2].Trim();
projectMetadata.Add(projectName, metadataPath);
output.WriteDebugLine($"Resolved metadata for service {projectName} at {metadataPath}");
}
else if (trimmed.StartsWith("Microsoft.Tye cross-targeting project: "))
{
var values = line.Split(':', 2);
var projectName = values[1].Trim();
throw new CommandException($"Unable to run {projectName}. Your project targets multiple frameworks. Specify which framework to run using '--framework' or a build property in tye.yaml.");
}
}
}
output.WriteDebugLine($"Restore and project evaluation took: {sw.Elapsed.TotalMilliseconds}ms");
foreach (var configService in services)
{
ServiceBuilder service;
if (root.Services.Any(s => s.Name == configService.Name))
{
// Even though this service has already created a service, we still need
// to update dependency information
AddToRootServices(root, dependencies, configService.Name);
continue;
}
if (!string.IsNullOrEmpty(configService.Project))
{
// TODO: Investigate possible null.
var project = new DotnetProjectServiceBuilder(configService.Name !, new FileInfo(configService.ProjectFullPath !), ServiceSource.Configuration);
service = project;
project.Build = configService.Build ?? true;
project.Args = configService.Args;
foreach (var buildProperty in configService.BuildProperties)
{
project.BuildProperties.Add(buildProperty.Name, buildProperty.Value);
}
project.Replicas = configService.Replicas ?? 1;
project.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
project.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
// We don't apply more container defaults here because we might need
// to prompt for the registry name.
project.ContainerInfo = new ContainerInfo()
{
UseMultiphaseDockerfile = false,
};
// If project evaluation is successful this should not happen, therefore an exception will be thrown.
if (!projectMetadata.ContainsKey(configService.Name))
{
throw new CommandException($"Evaluated project metadata file could not be found for service {configService.Name}");
}
ProjectReader.ReadProjectDetails(output, project, projectMetadata[configService.Name]);
// Do k8s by default.
project.ManifestInfo = new KubernetesManifestInfo();
}
else if (!string.IsNullOrEmpty(configService.Image))
{
var container = new ContainerServiceBuilder(configService.Name !, configService.Image !, ServiceSource.Configuration)
{
Args = configService.Args,
Replicas = configService.Replicas ?? 1
};
service = container;
container.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
container.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
}
else if (!string.IsNullOrEmpty(configService.DockerFile))
{
var dockerFile = new DockerFileServiceBuilder(configService.Name !, configService.Image !, ServiceSource.Configuration)
{
Args = configService.Args,
Build = configService.Build ?? true,
Replicas = configService.Replicas ?? 1,
DockerFile = Path.Combine(source.DirectoryName !, configService.DockerFile),
// Supplying an absolute path with trailing slashes fails for DockerFileContext when calling docker build, so trim trailing slash.
DockerFileContext = GetDockerFileContext(source, configService),
BuildArgs = configService.DockerFileArgs
};
service = dockerFile;
dockerFile.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
dockerFile.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
// We don't apply more container defaults here because we might need
// to prompt for the registry name.
dockerFile.ContainerInfo = new ContainerInfo()
{
UseMultiphaseDockerfile = false,
};
// Do k8s by default.
dockerFile.ManifestInfo = new KubernetesManifestInfo();
}
else if (!string.IsNullOrEmpty(configService.Executable))
{
var expandedExecutable = Environment.ExpandEnvironmentVariables(configService.Executable);
var workingDirectory = "";
// Special handling of .dlls as executables (it will be executed as dotnet {dll})
if (Path.GetExtension(expandedExecutable) == ".dll")
{
expandedExecutable = Path.GetFullPath(Path.Combine(config.Source.Directory !.FullName, expandedExecutable));
workingDirectory = Path.GetDirectoryName(expandedExecutable) !;
}
var executable = new ExecutableServiceBuilder(configService.Name !, expandedExecutable, ServiceSource.Configuration)
{
Args = configService.Args,
WorkingDirectory = configService.WorkingDirectory != null?
Path.GetFullPath(Path.Combine(config.Source.Directory !.FullName, Environment.ExpandEnvironmentVariables(configService.WorkingDirectory))) :
workingDirectory,
Replicas = configService.Replicas ?? 1
};
service = executable;
executable.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
executable.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
}
else if (!string.IsNullOrEmpty(configService.Include))
{
var expandedYaml = Environment.ExpandEnvironmentVariables(configService.Include);
var nestedConfig = GetNestedConfig(rootConfig, Path.Combine(config.Source.DirectoryName !, expandedYaml));
queue.Enqueue((nestedConfig, new HashSet <string>()));
AddToRootServices(root, dependencies, configService.Name);
continue;
}
else if (!string.IsNullOrEmpty(configService.Repository))
{
// clone to .tye folder
var path = configService.CloneDirectory ?? Path.Join(".tye", "deps");
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
var clonePath = Path.Combine(rootConfig.Source.DirectoryName !, path, configService.Name);
if (!Directory.Exists(clonePath))
{
if (!await GitDetector.Instance.IsGitInstalled.Value)
{
throw new CommandException($"Cannot clone repository {configService.Repository} because git is not installed. Please install git if you'd like to use \"repository\" in tye.yaml.");
}
var result = await ProcessUtil.RunAsync("git", $"clone {configService.Repository} \"{clonePath}\"", workingDirectory : rootConfig.Source.DirectoryName, throwOnError : false);
if (result.ExitCode != 0)
{
throw new CommandException($"Failed to clone repository {configService.Repository} with exit code {result.ExitCode}.{Environment.NewLine}{result.StandardError}{result.StandardOutput}.");
}
}
if (!ConfigFileFinder.TryFindSupportedFile(clonePath, out var file, out var errorMessage))
{
throw new CommandException(errorMessage !);
}
// pick different service type based on what is in the repo.
var nestedConfig = GetNestedConfig(rootConfig, file);
queue.Enqueue((nestedConfig, new HashSet <string>()));
AddToRootServices(root, dependencies, configService.Name);
continue;
}
else if (!string.IsNullOrEmpty(configService.AzureFunction))
{
var azureFunctionDirectory = Path.Combine(config.Source.DirectoryName !, configService.AzureFunction);
var functionBuilder = new AzureFunctionServiceBuilder(
configService.Name,
azureFunctionDirectory,
ServiceSource.Configuration)
{
Args = configService.Args,
Replicas = configService.Replicas ?? 1,
FuncExecutablePath = configService.FuncExecutable,
};
foreach (var proj in Directory.EnumerateFiles(azureFunctionDirectory))
{
var fileInfo = new FileInfo(proj);
if (fileInfo.Extension == ".csproj" || fileInfo.Extension == ".fsproj")
{
functionBuilder.ProjectFile = fileInfo.FullName;
break;
}
}
// TODO liveness?
service = functionBuilder;
}
else if (configService.External)
{
var external = new ExternalServiceBuilder(configService.Name, ServiceSource.Configuration);
service = external;
}
else
{
throw new CommandException("Unable to determine service type.");
}
// Add dependencies to ourself before adding ourself to avoid self reference
service.Dependencies.UnionWith(dependencies);
AddToRootServices(root, dependencies, service.Name);
root.Services.Add(service);
// If there are no bindings and we're in ASP.NET Core project then add an HTTP and HTTPS binding
if (configService.Bindings.Count == 0 &&
service is ProjectServiceBuilder project2 &&
project2.IsAspNet)
{
// HTTP is the default binding
service.Bindings.Add(new BindingBuilder()
{
Protocol = "http"
});
service.Bindings.Add(new BindingBuilder()
{
Name = "https", Protocol = "https"
});
}
public static async Task <ApplicationBuilder> CreateAsync(OutputContext output, FileInfo source, ApplicationFactoryFilter?filter = null)
{
if (source is null)
{
throw new ArgumentNullException(nameof(source));
}
var queue = new Queue <(ConfigApplication, HashSet <string>)>();
var visited = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
var rootConfig = ConfigFactory.FromFile(source);
rootConfig.Validate();
var root = new ApplicationBuilder(source, rootConfig.Name !);
root.Namespace = rootConfig.Namespace;
queue.Enqueue((rootConfig, new HashSet <string>()));
while (queue.Count > 0)
{
var item = queue.Dequeue();
var config = item.Item1;
// dependencies represents a set of all dependencies
var dependencies = item.Item2;
if (!visited.Add(config.Source.FullName))
{
continue;
}
if (config == rootConfig && !string.IsNullOrEmpty(config.Registry))
{
root.Registry = new ContainerRegistry(config.Registry);
}
if (config == rootConfig)
{
root.Network = rootConfig.Network;
}
foreach (var configExtension in config.Extensions)
{
var extension = new ExtensionConfiguration((string)configExtension["name"]);
foreach (var kvp in configExtension)
{
if (kvp.Key == "name")
{
continue;
}
extension.Data.Add(kvp.Key, kvp.Value);
}
root.Extensions.Add(extension);
}
var services = filter?.ServicesFilter != null?
config.Services.Where(filter.ServicesFilter).ToList() :
config.Services;
var sw = Stopwatch.StartNew();
// Project services will be restored and evaluated before resolving all other services.
// This batching will mitigate the performance cost of running MSBuild out of process.
var projectServices = services.Where(s => !string.IsNullOrEmpty(s.Project));
var projectMetadata = new Dictionary <string, string>();
using (var directory = TempDirectory.Create())
{
var projectPath = Path.Combine(directory.DirectoryPath, Path.GetRandomFileName() + ".proj");
var sb = new StringBuilder();
sb.AppendLine("<Project>");
sb.AppendLine(" <ItemGroup>");
foreach (var project in projectServices)
{
var expandedProject = Environment.ExpandEnvironmentVariables(project.Project !);
project.ProjectFullPath = Path.Combine(config.Source.DirectoryName !, expandedProject);
if (!File.Exists(project.ProjectFullPath))
{
throw new CommandException($"Failed to locate project: '{project.ProjectFullPath}'.");
}
sb.AppendLine($" <MicrosoftTye_ProjectServices " +
$"Include=\"{project.ProjectFullPath}\" " +
$"Name=\"{project.Name}\" " +
$"BuildProperties=\"{(project.BuildProperties.Any() ? project.BuildProperties.Select(kvp => $"{kvp.Name}={kvp.Value}").Aggregate((a, b) => a + ";" + b) : string.Empty)}\" />");
}
sb.AppendLine(@" </ItemGroup>");
sb.AppendLine($@" <Target Name=""MicrosoftTye_EvaluateProjects"">");
sb.AppendLine($@" <MsBuild Projects=""@(MicrosoftTye_ProjectServices)"" "
+ $@"Properties=""%(BuildProperties);"
+ $@"MicrosoftTye_ProjectName=%(Name)"" "
+ $@"Targets=""MicrosoftTye_GetProjectMetadata"" BuildInParallel=""true"" />");
sb.AppendLine(" </Target>");
sb.AppendLine("</Project>");
File.WriteAllText(projectPath, sb.ToString());
output.WriteDebugLine("Restoring and evaluating projects");
var msbuildEvaluationResult = await ProcessUtil.RunAsync(
"dotnet",
$"build " +
$"\"{projectPath}\" " +
$"/p:CustomAfterMicrosoftCommonTargets={Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location)!, "ProjectEvaluation.targets")} " +
$"/nologo",
throwOnError : false,
workingDirectory : directory.DirectoryPath);
// If the build fails, we're not really blocked from doing our work.
// For now we just log the output to debug. There are errors that occur during
// running these targets we don't really care as long as we get the data.
if (msbuildEvaluationResult.ExitCode != 0)
{
output.WriteDebugLine($"Evaluating project failed with exit code {msbuildEvaluationResult.ExitCode}:" +
$"{Environment.NewLine}Ouptut: {msbuildEvaluationResult.StandardOutput}" +
$"{Environment.NewLine}Error: {msbuildEvaluationResult.StandardError}");
}
var msbuildEvaluationOutput = msbuildEvaluationResult
.StandardOutput
.Split(Environment.NewLine);
foreach (var line in msbuildEvaluationOutput)
{
if (line.Trim().StartsWith("Microsoft.Tye metadata: "))
{
var values = line.Split(':', 3);
var projectName = values[1].Trim();
var metadataPath = values[2].Trim();
projectMetadata.Add(projectName, metadataPath);
output.WriteDebugLine($"Resolved metadata for service {projectName} at {metadataPath}");
}
}
output.WriteDebugLine($"Restore and project evaluation took: {sw.Elapsed.TotalMilliseconds}ms");
}
foreach (var configService in services)
{
ServiceBuilder service;
if (root.Services.Any(s => s.Name == configService.Name))
{
// Even though this service has already created a service, we still need
// to update dependency information
AddToRootServices(root, dependencies, configService.Name);
continue;
}
if (!string.IsNullOrEmpty(configService.Project))
{
var project = new DotnetProjectServiceBuilder(configService.Name !, new FileInfo(configService.ProjectFullPath));
service = project;
project.Build = configService.Build ?? true;
project.Args = configService.Args;
foreach (var buildProperty in configService.BuildProperties)
{
project.BuildProperties.Add(buildProperty.Name, buildProperty.Value);
}
project.Replicas = configService.Replicas ?? 1;
project.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
project.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
// We don't apply more container defaults here because we might need
// to prompt for the registry name.
project.ContainerInfo = new ContainerInfo()
{
UseMultiphaseDockerfile = false,
};
// If project evaluation is successful this should not happen, therefore an exception will be thrown.
if (!projectMetadata.ContainsKey(configService.Name))
{
throw new CommandException($"Evaluated project metadata file could not be found for service {configService.Name}");
}
ProjectReader.ReadProjectDetails(output, project, projectMetadata[configService.Name]);
// Do k8s by default.
project.ManifestInfo = new KubernetesManifestInfo();
}
else if (!string.IsNullOrEmpty(configService.Image))
{
var container = new ContainerServiceBuilder(configService.Name !, configService.Image !)
{
Args = configService.Args,
Replicas = configService.Replicas ?? 1
};
service = container;
container.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
container.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
}
else if (!string.IsNullOrEmpty(configService.DockerFile))
{
var dockerFile = new DockerFileServiceBuilder(configService.Name !, configService.Image !)
{
Args = configService.Args,
Build = configService.Build ?? true,
Replicas = configService.Replicas ?? 1,
DockerFile = Path.Combine(source.DirectoryName !, configService.DockerFile),
// Supplying an absolute path with trailing slashes fails for DockerFileContext when calling docker build, so trim trailing slash.
DockerFileContext = GetDockerFileContext(source, configService),
BuildArgs = configService.DockerFileArgs
};
service = dockerFile;
dockerFile.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
dockerFile.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
// We don't apply more container defaults here because we might need
// to prompt for the registry name.
dockerFile.ContainerInfo = new ContainerInfo()
{
UseMultiphaseDockerfile = false,
};
// Do k8s by default.
dockerFile.ManifestInfo = new KubernetesManifestInfo();
}
else if (!string.IsNullOrEmpty(configService.Executable))
{
var expandedExecutable = Environment.ExpandEnvironmentVariables(configService.Executable);
var workingDirectory = "";
// Special handling of .dlls as executables (it will be executed as dotnet {dll})
if (Path.GetExtension(expandedExecutable) == ".dll")
{
expandedExecutable = Path.GetFullPath(Path.Combine(config.Source.Directory !.FullName, expandedExecutable));
workingDirectory = Path.GetDirectoryName(expandedExecutable) !;
}
var executable = new ExecutableServiceBuilder(configService.Name !, expandedExecutable)
{
Args = configService.Args,
WorkingDirectory = configService.WorkingDirectory != null?
Path.GetFullPath(Path.Combine(config.Source.Directory !.FullName, Environment.ExpandEnvironmentVariables(configService.WorkingDirectory))) :
workingDirectory,
Replicas = configService.Replicas ?? 1
};
service = executable;
executable.Liveness = configService.Liveness != null?GetProbeBuilder(configService.Liveness) : null;
executable.Readiness = configService.Readiness != null?GetProbeBuilder(configService.Readiness) : null;
}
else if (!string.IsNullOrEmpty(configService.Include))
{
var expandedYaml = Environment.ExpandEnvironmentVariables(configService.Include);
var nestedConfig = GetNestedConfig(rootConfig, Path.Combine(config.Source.DirectoryName !, expandedYaml));
queue.Enqueue((nestedConfig, new HashSet <string>()));
AddToRootServices(root, dependencies, configService.Name);
continue;
}
else if (!string.IsNullOrEmpty(configService.Repository))
{
// clone to .tye folder
var path = configService.CloneDirectory ?? Path.Join(rootConfig.Source.DirectoryName, ".tye", "deps");
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
var clonePath = Path.Combine(path, configService.Name);
if (!Directory.Exists(clonePath))
{
if (!await GitDetector.Instance.IsGitInstalled.Value)
{
throw new CommandException($"Cannot clone repository {configService.Repository} because git is not installed. Please install git if you'd like to use \"repository\" in tye.yaml.");
}
var result = await ProcessUtil.RunAsync("git", $"clone {configService.Repository} \"{clonePath}\"", workingDirectory : path, throwOnError : false);
if (result.ExitCode != 0)
{
throw new CommandException($"Failed to clone repository {configService.Repository} with exit code {result.ExitCode}.{Environment.NewLine}{result.StandardError}{result.StandardOutput}.");
}
}
if (!ConfigFileFinder.TryFindSupportedFile(clonePath, out var file, out var errorMessage))
{
throw new CommandException(errorMessage !);
}
// pick different service type based on what is in the repo.
var nestedConfig = GetNestedConfig(rootConfig, file);
queue.Enqueue((nestedConfig, new HashSet <string>()));
AddToRootServices(root, dependencies, configService.Name);
continue;
}
else if (!string.IsNullOrEmpty(configService.AzureFunction))
{
var azureFunctionDirectory = Path.Combine(config.Source.DirectoryName !, configService.AzureFunction);
var functionBuilder = new AzureFunctionServiceBuilder(
configService.Name,
azureFunctionDirectory)
{
Args = configService.Args,
Replicas = configService.Replicas ?? 1,
FuncExecutablePath = configService.FuncExecutable,
};
foreach (var proj in Directory.EnumerateFiles(azureFunctionDirectory))
{
var fileInfo = new FileInfo(proj);
if (fileInfo.Extension == ".csproj" || fileInfo.Extension == ".fsproj")
{
functionBuilder.ProjectFile = fileInfo.FullName;
break;
}
}
// TODO liveness?
service = functionBuilder;
}
else if (configService.External)
{
var external = new ExternalServiceBuilder(configService.Name);
service = external;
}
else
{
throw new CommandException("Unable to determine service type.");
}
// Add dependencies to ourself before adding ourself to avoid self reference
service.Dependencies.UnionWith(dependencies);
AddToRootServices(root, dependencies, service.Name);
root.Services.Add(service);
// If there are no bindings and we're in ASP.NET Core project then add an HTTP and HTTPS binding
if (configService.Bindings.Count == 0 &&
service is ProjectServiceBuilder project2 &&
project2.IsAspNet)
{
// HTTP is the default binding
service.Bindings.Add(new BindingBuilder()
{
Protocol = "http"
});
service.Bindings.Add(new BindingBuilder()
{
Name = "https", Protocol = "https"
});
}
public override async Task ExecuteAsync(OutputContext output, ApplicationBuilder application)
{
using var step = output.BeginStep("Applying Kubernetes Manifests...");
if (await KubectlDetector.GetKubernetesServerVersion(output) == null)
{
throw new CommandException($"Cannot apply manifests because kubectl is not installed.");
}
if (!await KubectlDetector.IsKubectlConnectedToClusterAsync(output))
{
throw new CommandException($"Cannot apply manifests because kubectl is not connected to a cluster.");
}
using var tempFile = TempFile.Create();
output.WriteInfoLine($"Writing output to '{tempFile.FilePath}'.");
{
await using var stream = File.OpenWrite(tempFile.FilePath);
await using var writer = new StreamWriter(stream, new UTF8Encoding(encoderShouldEmitUTF8Identifier: false), leaveOpen: true);
await ApplicationYamlWriter.WriteAsync(output, writer, application);
}
var ns = $"namespace ${application.Namespace}";
if (string.IsNullOrEmpty(application.Namespace))
{
ns = "current namespace";
}
output.WriteDebugLine($"Running 'kubectl apply' in ${ns}");
output.WriteCommandLine("kubectl", $"apply -f \"{tempFile.FilePath}\"");
var capture = output.Capture();
var exitCode = await ProcessUtil.ExecuteAsync(
$"kubectl",
$"apply -f \"{tempFile.FilePath}\"",
System.Environment.CurrentDirectory,
stdOut : capture.StdOut,
stdErr : capture.StdErr);
output.WriteDebugLine($"Done running 'kubectl apply' exit code: {exitCode}");
if (exitCode != 0)
{
throw new CommandException("'kubectl apply' failed.");
}
output.WriteInfoLine($"Deployed application '{application.Name}'.");
if (application.Ingress.Count > 0)
{
output.WriteInfoLine($"Waiting for ingress to be deployed. This may take a long time.");
foreach (var ingress in application.Ingress)
{
using var ingressStep = output.BeginStep($"Retrieving details for {ingress.Name}...");
var done = false;
Action <string> complete = line =>
{
done = line != "''";
if (done)
{
output.WriteInfoLine($"IngressIP: {line}");
}
};
var retries = 0;
while (!done && retries < 60)
{
var ingressExitCode = await ProcessUtil.ExecuteAsync(
"kubectl",
$"get ingress {ingress.Name} -o jsonpath='{{..ip}}'",
Environment.CurrentDirectory,
complete,
capture.StdErr);
if (ingressExitCode != 0)
{
throw new CommandException("'kubectl get ingress' failed");
}
if (!done)
{
await Task.Delay(2000);
retries++;
}
}
}
}
}