Azure Kubernetes Infrastructure Architecture (Corresponding Layers)

Here's an example of Azure Kubernetes infrastructure architecture with the corresponding layers:

1. Physical Layer:

Azure Data Centers: Azure data centers located worldwide that provide the physical infrastructure for hosting the Kubernetes cluster.

1. Cluster Layer:

• Azure Kubernetes Service (AKS): Managed Kubernetes service provided by Azure that abstracts the underlying infrastructure and simplifies cluster management.

3. Networking Layer:

• Virtual Network (VNet): Azure Virtual Network used to isolate and define the network boundaries for the AKS cluster.
• Azure Load Balancer: Azure Load Balancer or Application Gateway for load balancing traffic to the AKS cluster.

4. Storage Layer:

• Azure Disk Storage: Managed disks used for persistent storage of data within the cluster.
• Azure Files: Managed file shares for providing shared storage across multiple pods within the cluster.

5. Application Layer:

• Containerized Applications: Deployed applications packaged as Docker images and running on the AKS cluster. This could include microservices, web applications, or batch processing workloads.

6. Service Mesh Layer:

• Azure Service Mesh: Azure Service Mesh (powered by Istio) for advanced networking and service management capabilities, including service discovery, load balancing, observability, and traffic management.

7. Management Layer:

• Azure Portal: Azure web portal for managing and monitoring the AKS cluster.
• Azure CLI: Command-line interface for interacting with the AKS cluster and performing administrative tasks.
• Azure Monitor: Azure monitoring service for collecting metrics, logs, and diagnostics data from the AKS cluster.

8. Security Layer:

• Azure Active Directory (Azure AD): Integration with Azure AD for authentication and role-based access control (RBAC) to secure access to the AKS cluster.
• Azure Container Registry: Private container registry for storing and managing Docker images securely.

9. External Integrations Layer:

• Azure DNS: Integration with Azure DNS for domain name resolution and service discovery.
• Azure DevOps: Integration with Azure DevOps for CI/CD pipelines and automated deployments to the AKS cluster.
• Azure Container Insights: Integration with Azure Container Insights for advanced monitoring and troubleshooting of containerized applications.

This example provides an overview of the different layers in an Azure Kubernetes infrastructure architecture. The actual implementation and configurations may vary based on specific requirements and preferences. Azure offers a wide range of services and integrations that can be utilized to build a robust and scalable Kubernetes environment.