Deployment to Kubernetes with Aspirate

Deploy your Aspire applications to Kubernetes with just 3 simple commands

The Aspire Roadblocks

After working extensively with .NET Aspire, I’ve identified three critical limitations: ❌ No Horizontal Scaling – You cannot scale from one service instance to multiple instances. ❌ Zero Resource Controls – No way to limit RAM or CPU usage per service. ❌ Visual Studio Dependency – Close Visual Studio, and your services die immediately. New to .NET Aspire? Check out my .NET Aspire episode covering the control panel, observability features, and code-first development approach.

The Kubernetes Solution: Enter Aspirate

Deploy your Aspire applications to Kubernetes using the Aspirate tool:

• ✅ Horizontal scaling – Scale services independently
• ✅ Resource management – Set CPU and memory limits per service
• ✅ Persistent environments – No Visual Studio dependency
• ✅ Production readiness – Full Kubernetes orchestration
• ✅ Automatic YAML generation – No manual configuration

Three Magic Commands

Your entire deployment process becomes just three simple commands: That’s it! These commands automatically:

• Generate all necessary Kubernetes manifests
• Create deployments, services, and config maps
• Deploy everything to your cluster
• Handle networking and port forwarding

Step-by-Step Implementation

Prerequisites

• A working .NET Aspire application
• Kubernetes cluster (local or cloud)
• Docker registry access

1. Prepare Your Aspire Application

Modify your AppHost for Kubernetes compatibility:

2. Set Up Local Docker Registry

First, create a local Docker registry:

3. Install Aspirate Tool

Install the Aspirate tool globally:

Verify Your Deployment

Check that everything is running:

Access Your Applications

Set up port forwarding for local access: You should see:

• Web application at localhost:8080
• Aspire dashboard at localhost:18888
• All services running with scaling capabilities

Clean Up Deployment

When you’re done testing, clean up your deployment:

What You’ve Achieved

✅ Independent Service Scaling – Scale each microservice independently based on load. ✅ Resource Management – Set specific CPU and memory limits for each service. ✅ Production-Ready Environment – Runs persistently without Visual Studio dependency. ✅ Automated Configuration – Aspirate generates hundreds of lines of Kubernetes YAML automatically.

Resources & Code

All code examples and configurations are available in my GitHub repository: IggyCloud/resources

Next Steps

This deployment sets the foundation for:

1. Performance Testing – Stress test to find maximum throughput
2. Observability – Comprehensive monitoring and alerting
3. Scaling Optimization – Identify and eliminate bottlenecks

Watch the Full Tutorial

🎥 Watch Video Tutorial Questions? Drop a comment below – I respond to every question!