kerren

export const database = {
    type: 'postgres',
    host: process.env.DB_HOST,
  	port: Number(process.env.DB_PORT || 5432),
  	username: process.env.DB_USERNAME,
  	password: process.env.DB_PASSWORD,
  	database: process.env.DB_DATABASE,
  	name: 'default',
};

kerren

// 1. Import the full config object

import { Config } from '@config';
console.log(Config.database);

// 2. Import a single "feature"
import { database } from '@config';

// 3. Import the full config but as a namespace
import * as config from '@config';

kerren

{
    "compilerOptions": {
        "paths": {
            "@config": ["src/config"]
        }
    }
}

kerren

import * as path from 'path';

/**
 * I use app-root-path to determine where the root of the project is. By doing this, I am able
 * to place this index.ts file anywhere in the project structure.
 */
import * as appRootPath from 'app-root-path';

/**
 * This is an awesome way to read in .env files if you don't always want to load the env in

kerren

export default () => ({
  port: parseInt(process.env.PORT, 10) || 3000,
  database: {
    host: process.env.DATABASE_HOST,
    port: parseInt(process.env.DATABASE_PORT, 10) || 5432
  }
});

kerren

interface DatabaseConfig {
  host: string;
  port: number;
}

const dbConfig = this.configService.get<DatabaseConfig>('database');

// you can now use `dbConfig.port` and `dbConfig.host`
const port = dbConfig.port;

kerren

FROM node:lts

COPY package.json package.json
COPY package-lock.json package-lock.json

RUN npm install

COPY entrypoint.sh /entrypoint.sh
COPY . .

kerren

version: '3.6'
services:
    database:
        image: postgres
        environment:
            - POSTGRES_PASSWORD=testing
            - POSTGRES_USER=testing
            - POSTGRES_DB=testing
        ports:
            - 5432

kerren

#!/bin/bash

echo "Running database migrations!"

# First we run the migration of the database
npm run migrate

# Now start the service so that the port opens and the wait command can continue
npm run start

kerren

version: '3.6'
services:
    database:
        image: postgres
        environment:
            - POSTGRES_PASSWORD=testing
            - POSTGRES_USER=testing
            - POSTGRES_DB=testing
        ports:
            - 5432