Ryan Nakamura

39 code snips · on codesnips 5 months

DevOps and Cloud Infrastructure engineer with 12+ years automating deployments, building resilient systems, and scaling cloud-native architectures. Expert in Docker, Kubernetes,...

javascript
// Configuration management with validation
const Joi = require('joi');

// Define schema for all environment variables
const envSchema = Joi.object({
  NODE_ENV: Joi.string()

Environment variable management and secret rotation

environment-variables secrets configuration
by Ryan Nakamura 2 tabs
yaml
# Service Account for the application
apiVersion: v1
kind: ServiceAccount
metadata:
  name: web-app-sa
  namespace: production

Kubernetes RBAC and service account security

kubernetes k8s rbac
by Ryan Nakamura 1 tab
makefile
# Project Makefile
.DEFAULT_GOAL := help

# Variables
APP_NAME := web-app
VERSION := $(shell git describe --tags --always --dirty)

Makefile for DevOps task automation

makefile automation devops
by Ryan Nakamura 1 tab
javascript
// Express app with health checks and graceful shutdown
const express = require('express');
const { createServer } = require('http');

const app = express();
const server = createServer(app);

Container health checks and graceful shutdown patterns

docker kubernetes health-checks
by Ryan Nakamura 1 tab
hcl
# S3 bucket for static assets
resource "aws_s3_bucket" "assets" {
  bucket = "${var.project_name}-assets-${var.environment}"
}

resource "aws_s3_bucket_versioning" "assets" {

AWS S3 and CloudFront for static asset hosting

aws s3 cloudfront
by Ryan Nakamura 2 tabs
bash
#!/bin/bash
# Helm commands

# Add repositories
helm repo add bitnami https://charts.bitnami.com/bitnami
helm repo update

Kubernetes Helm charts for package management

kubernetes helm charts
by Ryan Nakamura 4 tabs
dockerfile
# Optimized production Dockerfile

# Stage 1: Dependencies
FROM node:20-alpine AS deps
WORKDIR /app

Docker image optimization and security scanning

docker optimization security
by Ryan Nakamura 2 tabs
yaml
---
# Main playbook
- name: Configure web servers
  hosts: webservers
  become: yes
  vars:

Ansible playbooks for configuration management

ansible configuration-management devops
by Ryan Nakamura 2 tabs
yaml
# Pre-commit hooks configuration
repos:
  - repo: https://github.com/pre-commit/pre-commit-hooks
    rev: v4.5.0
    hooks:
      - id: trailing-whitespace

Git workflows and branching strategies for teams

git workflows branching
by Ryan Nakamura 2 tabs
yaml
# Install cert-manager (Helm)
# helm install cert-manager jetstack/cert-manager #   --namespace cert-manager #   --create-namespace #   --set installCRDs=true

---
# ClusterIssuer for Let's Encrypt (staging)
apiVersion: cert-manager.io/v1

SSL/TLS certificates with Lets Encrypt and cert-manager

ssl tls certificates
by Ryan Nakamura 2 tabs
hcl
# ECS Task Execution Role (pull images, push logs)
resource "aws_iam_role" "ecs_execution" {
  name = "${var.project_name}-ecs-execution"

  assume_role_policy = jsonencode({
    Version = "2012-10-17"

AWS IAM policies and security best practices

aws iam security
by Ryan Nakamura 1 tab
javascript
// Structured logging with Winston (Node.js)
const winston = require('winston');
const { v4: uuidv4 } = require('uuid');

// Create logger
const logger = winston.createLogger({

Structured logging with ELK stack integration

logging elk elasticsearch
by Ryan Nakamura 2 tabs