Allow customizing Azure ContainerApp resources with ProvisioningBuildOptions.

Fix #6496

Author: eerhardt

src/Aspire.Hosting.Azure.AppContainers/AzureContainerAppsInfrastructure.cs

@@ -11,14 +11,18 @@
 using Azure.Provisioning.KeyVault;
 using Azure.Provisioning.Resources;
 using Microsoft.Extensions.Logging;
+using Microsoft.Extensions.Options;
 
 namespace Aspire.Hosting.Azure;
 
 /// <summary>
 /// Represents the infrastructure for Azure Container Apps within the Aspire Hosting environment.
 /// Implements the <see cref="IDistributedApplicationLifecycleHook"/> interface to provide lifecycle hooks for distributed applications.
 /// </summary>
-internal sealed class AzureContainerAppsInfrastructure(ILogger<AzureContainerAppsInfrastructure> logger, DistributedApplicationExecutionContext executionContext) : IDistributedApplicationLifecycleHook
+internal sealed class AzureContainerAppsInfrastructure(
+    ILogger<AzureContainerAppsInfrastructure> logger,
+    IOptions<AzureProvisioningOptions> provisioningOptions,
+    DistributedApplicationExecutionContext executionContext) : IDistributedApplicationLifecycleHook
 {
     public async Task BeforeStartAsync(DistributedApplicationModel appModel, CancellationToken cancellationToken = default)
     {
@@ -48,7 +52,7 @@ public async Task BeforeStartAsync(DistributedApplicationModel appModel, Cancell
                 continue;
             }
 
-            var containerApp = await containerAppEnvironmentContext.CreateContainerAppAsync(r, executionContext, cancellationToken).ConfigureAwait(false);
+            var containerApp = await containerAppEnvironmentContext.CreateContainerAppAsync(r, provisioningOptions.Value, executionContext, cancellationToken).ConfigureAwait(false);
 
             r.Annotations.Add(new DeploymentTargetAnnotation(containerApp));
         }
@@ -74,11 +78,12 @@ IManifestExpressionProvider clientId
 
         private readonly Dictionary<IResource, ContainerAppContext> _containerApps = [];
 
-        public async Task<AzureBicepResource> CreateContainerAppAsync(IResource resource, DistributedApplicationExecutionContext executionContext, CancellationToken cancellationToken)
+        public async Task<AzureBicepResource> CreateContainerAppAsync(IResource resource, AzureProvisioningOptions provisioningOptions, DistributedApplicationExecutionContext executionContext, CancellationToken cancellationToken)
         {
             var context = await ProcessResourceAsync(resource, executionContext, cancellationToken).ConfigureAwait(false);
 
             var provisioningResource = new AzureProvisioningResource(resource.Name, context.BuildContainerApp);
+            provisioningResource.ProvisioningBuildOptions = provisioningOptions.ProvisioningBuildOptions;
 
             provisioningResource.Annotations.Add(new ManifestPublishingCallbackAnnotation(provisioningResource.WriteToManifest));
 

tests/Aspire.Hosting.Azure.Tests/AzureContainerAppsTests.cs

@@ -6,7 +6,9 @@
 using System.Runtime.CompilerServices;
 using Aspire.Hosting.ApplicationModel;
 using Aspire.Hosting.Utils;
+using Azure.Provisioning;
 using Azure.Provisioning.AppContainers;
+using Azure.Provisioning.Primitives;
 using Microsoft.Extensions.DependencyInjection;
 using Xunit;
 using Xunit.Abstractions;
@@ -1273,6 +1275,94 @@ param outputs_azure_container_apps_environment_id string
         Assert.Equal(expectedBicep, bicep);
     }
 
+    [Fact]
+    public async Task CanCustomizeWithProvisioningBuildOptions()
+    {
+        var builder = TestDistributedApplicationBuilder.Create(DistributedApplicationOperation.Publish);
+
+        builder.Services.Configure<AzureProvisioningOptions>(options => options.ProvisioningBuildOptions.InfrastructureResolvers.Insert(0, new MyResourceNamePropertyResolver()));
+        builder.AddAzureContainerAppsInfrastructure();
+
+        builder.AddContainer("api1", "myimage");
+
+        using var app = builder.Build();
+
+        await ExecuteBeforeStartHooksAsync(app, default);
+
+        var model = app.Services.GetRequiredService<DistributedApplicationModel>();
+
+        var container = Assert.Single(model.GetContainerResources());
+
+        container.TryGetLastAnnotation<DeploymentTargetAnnotation>(out var target);
+
+        var resource = target?.DeploymentTarget as AzureProvisioningResource;
+
+        Assert.NotNull(resource);
+
+        var (_, bicep) = await ManifestUtils.GetManifestWithBicep(resource);
+
+        var expectedBicep =
+        """
+        @description('The location for the resource(s) to be deployed.')
+        param location string = resourceGroup().location
+
+        param outputs_azure_container_registry_managed_identity_id string
+
+        param outputs_managed_identity_client_id string
+
+        param outputs_azure_container_apps_environment_id string
+
+        resource api1 'Microsoft.App/containerApps@2024-03-01' = {
+          name: 'api1-my'
+          location: location
+          properties: {
+            configuration: {
+              activeRevisionsMode: 'Single'
+            }
+            environmentId: outputs_azure_container_apps_environment_id
+            template: {
+              containers: [
+                {
+                  image: 'myimage:latest'
+                  name: 'api1'
+                  env: [
+                    {
+                      name: 'AZURE_CLIENT_ID'
+                      value: outputs_managed_identity_client_id
+                    }
+                  ]
+                }
+              ]
+              scale: {
+                minReplicas: 1
+              }
+            }
+          }
+          identity: {
+            type: 'UserAssigned'
+            userAssignedIdentities: {
+              '${outputs_azure_container_registry_managed_identity_id}': { }
+            }
+          }
+        }
+        """;
+        output.WriteLine(bicep);
+        Assert.Equal(expectedBicep, bicep);
+    }
+
+    private sealed class MyResourceNamePropertyResolver : DynamicResourceNamePropertyResolver
+    {
+        public override void ResolveProperties(ProvisionableConstruct construct, ProvisioningBuildOptions options)
+        {
+            if (construct is ContainerApp app)
+            {
+                app.Name = app.Name.Value + "-my";
+            }
+
+            base.ResolveProperties(construct, options);
+        }
+    }
+
     [Fact]
     public async Task ExternalEndpointBecomesIngress()
     {