126 lines
5.2 KiB
C#
126 lines
5.2 KiB
C#
// Copyright 2016-2019, Pulumi Corporation
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using System;
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using System.Threading.Tasks;
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using Grpc.Core;
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using Microsoft.Win32.SafeHandles;
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using Pulumirpc;
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namespace Pulumi
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{
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/// <summary>
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/// <see cref="Deployment"/> is the entry-point to a Pulumi application. .NET applications
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/// should perform all startup logic they need in their <c>Main</c> method and then end with:
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/// <para>
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/// <c>
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/// static Task<int> Main(string[] args)
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/// {
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/// // program initialization code ...
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///
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/// return Deployment.Run(async () =>
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/// {
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/// // Code that creates resources.
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/// });
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/// }
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/// </c>
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/// </para>
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/// Importantly: Cloud resources cannot be created outside of the lambda passed to any of the
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/// <see cref="Deployment.RunAsync(Action)"/> overloads. Because cloud Resource construction is
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/// inherently asynchronous, the result of this function is a <see cref="Task{T}"/> which should
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/// then be returned or awaited. This will ensure that any problems that are encountered during
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/// the running of the program are properly reported. Failure to do this may lead to the
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/// program ending early before all resources are properly registered.
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/// </summary>
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public sealed partial class Deployment : IDeploymentInternal
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{
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private static IDeployment? _instance;
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/// <summary>
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/// The current running deployment instance. This is only available from inside the function
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/// passed to <see cref="Deployment.RunAsync(Action)"/> (or its overloads).
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/// </summary>
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public static IDeployment Instance
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{
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get => _instance ?? throw new InvalidOperationException("Trying to acquire Deployment.Instance before 'Run' was called.");
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internal set => _instance = (value ?? throw new ArgumentNullException(nameof(value)));
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}
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internal static IDeploymentInternal InternalInstance
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=> (IDeploymentInternal)Instance;
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private readonly Options _options;
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private readonly string _projectName;
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private readonly string _stackName;
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private readonly bool _isDryRun;
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private readonly ILogger _logger;
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private readonly IRunner _runner;
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internal Engine.EngineClient Engine { get; }
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internal ResourceMonitor.ResourceMonitorClient Monitor { get; }
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internal Stack? _stack;
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internal Stack Stack
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{
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get => _stack ?? throw new InvalidOperationException("Trying to acquire Deployment.Stack before 'Run' was called.");
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set => _stack = (value ?? throw new ArgumentNullException(nameof(value)));
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}
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private Deployment()
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{
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var monitor = Environment.GetEnvironmentVariable("PULUMI_MONITOR");
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var engine = Environment.GetEnvironmentVariable("PULUMI_ENGINE");
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var project = Environment.GetEnvironmentVariable("PULUMI_PROJECT");
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var stack = Environment.GetEnvironmentVariable("PULUMI_STACK");
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var pwd = Environment.GetEnvironmentVariable("PULUMI_PWD");
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var dryRun = Environment.GetEnvironmentVariable("PULUMI_DRY_RUN");
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var queryMode = Environment.GetEnvironmentVariable("PULUMI_QUERY_MODE");
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var parallel = Environment.GetEnvironmentVariable("PULUMI_PARALLEL");
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var tracing = Environment.GetEnvironmentVariable("PULUMI_TRACING");
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if (string.IsNullOrEmpty(monitor) ||
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string.IsNullOrEmpty(engine) ||
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string.IsNullOrEmpty(project) ||
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string.IsNullOrEmpty(stack) ||
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!bool.TryParse(dryRun, out var dryRunValue) ||
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!bool.TryParse(queryMode, out var queryModeValue) ||
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!int.TryParse(parallel, out var parallelValue))
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{
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throw new InvalidOperationException("Program run without the Pulumi engine available; re-run using the `pulumi` CLI");
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}
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_isDryRun = dryRunValue;
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_stackName = stack;
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_projectName = project;
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_options = new Options(
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queryMode: queryModeValue, parallel: parallelValue, pwd: pwd,
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monitor: monitor, engine: engine, tracing: tracing);
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Serilog.Log.Debug("Creating Deployment Engine.");
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this.Engine = new Engine.EngineClient(new Channel(engine, ChannelCredentials.Insecure));
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Serilog.Log.Debug("Created Deployment Engine.");
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Serilog.Log.Debug("Creating Deployment Monitor.");
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this.Monitor = new ResourceMonitor.ResourceMonitorClient(new Channel(monitor, ChannelCredentials.Insecure));
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Serilog.Log.Debug("Created Deployment Monitor.");
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_runner = new Runner(this);
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_logger = new Logger(this, this.Engine);
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}
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string IDeployment.ProjectName => _projectName;
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string IDeployment.StackName => _stackName;
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bool IDeployment.IsDryRun => _isDryRun;
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Options IDeploymentInternal.Options => _options;
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ILogger IDeploymentInternal.Logger => _logger;
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IRunner IDeploymentInternal.Runner => _runner;
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Stack IDeploymentInternal.Stack
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{
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get => Stack;
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set => Stack = value;
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}
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}
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}
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