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Examples

Examples

Real-world examples and use cases for deploying applications with Asantiya.

Table of Contents

Simple Web Applications

Static Website with Nginx

Deploy a static website using Nginx.

Project Structure:

my-website/
├── index.html
├── css/
│   └── style.css
├── js/
│   └── app.js
├── Dockerfile
└── deploy.yaml

Dockerfile:

FROM nginx:alpine
 
# Copy static files
COPY . /usr/share/nginx/html/
 
# Copy custom nginx config (optional)
COPY nginx.conf /etc/nginx/nginx.conf
 
EXPOSE 80

deploy.yaml:

service: my-website
image: my-website
server: 127.0.0.1
app_ports: "8080:80"
host: false
 
builder:
  arch: amd64
  local: true

Deploy:

asantiya deploy

Node.js Express Application

Deploy a simple Node.js Express application.

Project Structure:

my-api/
├── package.json
├── server.js
├── Dockerfile
└── deploy.yaml

package.json:

{
  "name": "my-api",
  "version": "1.0.0",
  "main": "server.js",
  "scripts": {
    "start": "node server.js"
  },
  "dependencies": {
    "express": "^4.18.2"
  }
}

server.js:

const express = require('express');
const app = express();
const port = process.env.PORT || 3000;
 
app.get('/', (req, res) => {
  res.json({ message: 'Hello from Asantiya!' });
});
 
app.get('/health', (req, res) => {
  res.json({ status: 'healthy' });
});
 
app.listen(port, '0.0.0.0', () => {
  console.log(`Server running on port ${port}`);
});

Dockerfile:

FROM node:18-alpine
 
WORKDIR /app
 
COPY package*.json ./
RUN npm install
 
COPY . .
 
EXPOSE 3000
 
CMD ["npm", "start"]

deploy.yaml:

service: my-api
image: my-api
server: 127.0.0.1
app_ports: "8080:3000"
host: false
 
builder:
  arch: amd64
  local: true
  build_args:
    NODE_ENV: production

Full-Stack Applications

React Frontend with Node.js Backend

Deploy a React frontend with a Node.js API backend.

Project Structure:

fullstack-app/
├── frontend/
│   ├── package.json
│   ├── src/
│   └── Dockerfile
├── backend/
│   ├── package.json
│   ├── server.js
│   └── Dockerfile
├── deploy.yaml
└── docker-compose.yml

Frontend Dockerfile:

FROM node:18-alpine as build
 
WORKDIR /app
COPY package*.json ./
RUN npm install
COPY . .
RUN npm run build
 
FROM nginx:alpine
COPY --from=build /app/build /usr/share/nginx/html
EXPOSE 80

Backend Dockerfile:

FROM node:18-alpine
 
WORKDIR /app
COPY package*.json ./
RUN npm install
COPY . .
 
EXPOSE 3001
 
CMD ["npm", "start"]

deploy.yaml:

service: fullstack-app
image: fullstack-app
server: 127.0.0.1
app_ports: "8080:80"
host: false
 
builder:
  arch: amd64
  local: true
  dockerfile: frontend/Dockerfile
  build_args:
    NODE_ENV: production
 
accessories:
  backend:
    service: fullstack-app-backend
    image: backend
    ports: "3001:3001"
    env:
      NODE_ENV: production
      PORT: 3001
    network: fullstack-network
    builder:
      arch: amd64
      local: true
      dockerfile: backend/Dockerfile

Python Flask Application with PostgreSQL

Deploy a Python Flask application with PostgreSQL database.

Project Structure:

flask-app/
├── app.py
├── requirements.txt
├── Dockerfile
└── deploy.yaml

app.py:

from flask import Flask, jsonify
import psycopg2
import os
 
app = Flask(__name__)
 
def get_db_connection():
    conn = psycopg2.connect(
        host=os.environ.get('DB_HOST', 'postgres'),
        database=os.environ.get('DB_NAME', 'myapp'),
        user=os.environ.get('DB_USER', 'user'),
        password=os.environ.get('DB_PASSWORD', 'password')
    )
    return conn
 
@app.route('/')
def index():
    return jsonify({'message': 'Hello from Flask!'})
 
@app.route('/health')
def health():
    try:
        conn = get_db_connection()
        conn.close()
        return jsonify({'status': 'healthy', 'database': 'connected'})
    except Exception as e:
        return jsonify({'status': 'unhealthy', 'error': str(e)}), 500
 
if __name__ == '__main__':
    app.run(host='0.0.0.0', port=5000)

requirements.txt:

Flask==2.3.3
psycopg2-binary==2.9.7

Dockerfile:

FROM python:3.11-alpine
 
WORKDIR /app
 
COPY requirements.txt .
RUN pip install -r requirements.txt
 
COPY . .
 
EXPOSE 5000
 
CMD ["python", "app.py"]

deploy.yaml:

service: flask-app
image: flask-app
server: 127.0.0.1
app_ports: "8080:5000"
host: false
 
builder:
  arch: amd64
  local: true
  build_args:
    FLASK_ENV: production
 
accessories:
  postgres:
    service: flask-app-postgres
    image: postgres:15-alpine
    ports: "5432:5432"
    env:
      POSTGRES_DB: myapp
      POSTGRES_USER: user
      POSTGRES_PASSWORD: password
    volumes:
      - postgres_data:/var/lib/postgresql/data
    network: flask-network
    options:
      restart: always

Need help with a specific use case? Check out the Troubleshooting Guide or join our community discussions.

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