k8s first pass

src/Aspire.Hosting.Docker/DockerComposePublisherLoggerExtensions.cs

@@ -30,4 +30,7 @@ internal static partial class DockerComposePublisherLoggerExtensions
 
     [LoggerMessage(LogLevel.Warning, "Failed to get container image for resource '{ResourceName}', it will be skipped in the output.")]
     internal static partial void FailedToGetContainerImage(this ILogger logger, string resourceName);
+
+    [LoggerMessage(LogLevel.Warning, "Not in publishing mode. Skipping writing docker-compose.yaml output file.")]
+    internal static partial void NotInPublishingMode(this ILogger logger);
 }

src/Aspire.Hosting.Docker/DockerComposePublishingContext.cs

@@ -33,8 +33,9 @@ internal sealed class DockerComposePublishingContext(
 
     internal async Task WriteModelAsync(DistributedApplicationModel model)
     {
-        if (executionContext.IsRunMode)
+        if (!executionContext.IsPublishMode)
         {
+            logger.NotInPublishingMode();
             return;
         }
 

src/Aspire.Hosting.Kubernetes/Extensions/HelmExtensions.cs

@@ -0,0 +1,60 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+
+namespace Aspire.Hosting.Kubernetes.Extensions;
+
+internal static class HelmExtensions
+{
+    private const string DeploymentKey = "deployment";
+    private const string StatefulSetKey = "statefulset";
+    private const string ServiceKey = "service";
+    private const string PvcKey = "pvc";
+    private const string PvKey = "pv";
+    private const string ValuesSegment = ".Values";
+    public const string ParametersKey = "parameters";
+    public const string SecretsKey = "secrets";
+    public const string ConfigKey = "config";
+    public const string TemplateFileSeparator = "---";
+
+    public static string ToManifestFriendlyResourceName(this string name)
+        => name.Replace("-", "_");
+
+    public static string ToHelmParameterExpression(this string parameterName, string resourceName)
+        => $"{{{{ {ValuesSegment}.{ParametersKey}.{resourceName}.{parameterName} }}}}";
+
+    public static string ToHelmSecretExpression(this string parameterName, string resourceName)
+        => $"{{{{ {ValuesSegment}.{SecretsKey}.{resourceName}.{parameterName} }}}}";
+
+    public static string ToHelmConfigExpression(this string parameterName, string resourceName)
+        => $"{{{{ {ValuesSegment}.{ConfigKey}.{resourceName}.{parameterName} }}}}";
+
+    public static string ToConfigMapName(this string resourceName)
+        => $"{resourceName}-{ConfigKey}";
+
+    public static string ToSecretName(this string resourceName)
+        => $"{resourceName}-{SecretsKey}";
+
+    public static string ToDeploymentName(this string resourceName)
+        => $"{resourceName}-{DeploymentKey}";
+
+    public static string ToStatefulSetName(this string resourceName)
+        => $"{resourceName}-{StatefulSetKey}";
+
+    public static string ToServiceName(this string resourceName)
+        => $"{resourceName}-{ServiceKey}";
+
+    public static string ToPvcName(this string resourceName, string volumeName)
+        => $"{resourceName}-{volumeName}-{PvcKey}";
+
+    public static string ToPvName(this string resourceName, string volumeName)
+        => $"{resourceName}-{volumeName}-{PvKey}";
+
+    public static bool IsHelmExpression(this string value)
+        => value.Contains($"{{{{ {ValuesSegment}.", StringComparison.Ordinal);
+
+    public static bool IsHelmSecretExpression(this string value)
+        => value.Contains($"{{{{ {ValuesSegment}.{SecretsKey}.", StringComparison.Ordinal);
+
+    public static bool IsConnectionString(this string value)
+        => value.StartsWith("CONNECTIONSTRINGS__", StringComparison.OrdinalIgnoreCase);
+}