Docker handson code snipet

lesson2_inclement.php

<?php

$sum = 0;
for ($i = 1; $i < 10; $i++) {
    $sum += $i;
}

echo $sum;

lesson5_dockerfile

FROM php:alpine

MAINTAINER Niikura Rtyota <ryota.niikura@nijibox.co.jp>

RUN apk update && apk add unzip bzip2-dev
RUN docker-php-ext-install mysqli pdo_mysql
RUN curl -sS https://getcomposer.org/installer | php; mv composer.phar /usr/local/bin/composer ; mkdir /var/dev

RUN docker-php-ext-install bz2

RUN curl -L -o /usr/bin/phpmd http://static.phpmd.org/php/latest/phpmd.phar && chmod +x /usr/bin/phpmd
RUN mkdir /var/www

WORKDIR /var/www

CMD ["sh"]

lesson5_dockerfile_httpd

FROM httpd:alpine

COPY ./public/ /usr/local/apache2/htdocs/ 

lesson7_compose.yml

version: '3'

services:
  db:
    image: mysql:5.7
    environment:
      - MYSQL_DATABASE=homestead
      - MYSQL_USER=homestead
      - MYSQL_PASSWORD=secret
      - MYSQL_ROOT_PASSWORD=root
    volumes:
      - mysql:/var/lib/mysql

  phpmyadmin:
    image: phpmyadmin/phpmyadmin
    environment:
      - PMA_HOST=db
      - PMA_USER=root
      - PMA_PASSWORD=root
    ports:
      - "3333:80"
    depends_on:
      - db

  workspace:
    image: niisan/php
    volumes:
      - ./src:/var/www
    ports:
      - "8888:8888"

volumes:
    mysql:
        driver: "local"

lesson7_db.php

<?php

$client = new mysqli('db', 'homestead', 'secret', 'homestead');

$sql = "CREATE TABLE homestead.test_table (`id` int, `name` varchar(256))";

$res = $client->query($sql);