All-in-one IaC template

The universal Infra-as-Code (IaC) template for microservice systems that includes CICD pipelines, AWS cloud and on-prem resources management.

Architecture

The high-level architecture of the system

• System diagram

Main components:

• EKS K8S cluster
• Istio service mesh
• Application load balancer ALB, Istio ingress-gateway
• Databases service: RDS Aurora, S3, OpenSearch (ELK), Redis (ElasticCache)
• Cloudflare CDN
• Observability stack: ELK (Logs), Prometheus (Metrics), Jaeger (Tracing)

Prerequisites

• AWS CLI v2.7+
• Terraform v1.3+
• Kubectl v1.29+
• EKSctl v0.136+
• Istioctl v1.21+
• Helm v3.8+
• AWScurl

Setup

Installation steps in order:

• IAM policy
• EKS cluster
• K8S cluster
• Jenkins CICD
• Istio service mesh
• RDS Aurora Postgres
• ElastiCache Redis
• S3 bucket
• SQS queues
• Observability

Cleanup

• Delete all service charts in prod namespaces

$ helm delete <service-name> -n prod

• Cleanup Istio service mesh
• Cleanup K8S cluster
• Cleanup EKS cluster
• Cleanup ElastiCache Redis
• Cleanup S3 bucket
• Cleanup SQS queues
• Cleanup RDS Aurora Postgres