Reliability and Monitoring Checkpoint #23

Code Example

terraform {
  required_version = ">= 1.6.0"
}

provider "aws" {
  region = "us-east-1"
}

resource "aws_s3_bucket" "logs" {
  bucket = "codeatlas-devops-logs"
  tags = {
    scenario = "support ticket platform"
    objective = "stabilize service availability"
  }
}

# preview changes: ls -la

Commands & References

• docker run -p 3000:3000 app:dev
• ls -la
• ip a

Lab Steps

1. Prepare tooling and environment with: docker run -p 3000:3000 app:dev
2. Apply infrastructure or deployment change in a safe test environment.
3. Validate rollout/health/metrics and document observations.
4. Propose one reliability or security improvement for production.

Exercises

• Add one guardrail to prevent faulty deployments.
• Implement one observability signal for faster incident debugging.
• Write a rollback checklist for this scenario.