sudo mkdir -p /www/docker

sudo cd /www/docker

sudo vi Dockerfile

FROM php:7.2-fpm-alpineMAINTAINER diaocheweideRUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositoriesRUN apk update && apk add --no-cache --virtual .build-deps /    $PHPIZE_DEPS /    curl-dev /    imagemagick-dev /    libtool /    libxml2-dev /    postgresql-dev /    sqlite-dev /    libmcrypt-dev /    freetype-dev /    libjpeg-turbo-dev /    libpng-dev /  && apk add --no-cache /    curl /    imagemagick / mysql-client /    postgresql-libs /  && pecl install imagick /  && pecl install mcrypt-1.0.1 /  && docker-php-ext-install zip /  && docker-php-ext-install pdo_mysql /  && docker-php-ext-install opcache /  && docker-php-ext-install mysqli /  && docker-php-ext-enable mcrypt /  && docker-php-ext-enable imagick /  && docker-php-ext-install /    curl /    mbstring /    pdo /    pdo_mysql /    pdo_pgsql /    pdo_sqlite /    pcntl /    tokenizer /    xml /    zip /    && docker-php-ext-install -j"$(getconf _NPROCESSORS_ONLN)" iconv /  && docker-php-ext-configure gd --with-freetype-dir=/usr/include/ --with-jpeg-dir=/usr/include/ /  && docker-php-ext-install -j"$(getconf _NPROCESSORS_ONLN)" gd /  && pecl install -o -f redis /  && rm -rf /tmp/pear /  && docker-php-ext-enable redis /  && rm -r /var/cache/apk/*EXPOSE 9000

sudo vi docker-compose.yml

version: '3.1'services: nginx:  image: nginx  container_name: nginx  restart: always  ports:   - "80:80"   - "443:443"  volumes:   - /www/data/nginx/conf.d:/etc/nginx/conf.d   - /www/default:/www/default  networks:   csl:    ipv4_address: 172.18.0.2  php:  image: php:7.2-fpm-alpine-dcwd  container_name: php7.2  restart: always  volumes:   - /www/default:/www/default  networks:   csl:    ipv4_address: 172.18.0.3 mysql5:  image: mysql:5.7  container_name: mysql5  restart: always  ports:   - "3306:3306"  environment:   MYSQL_ROOT_PASSWORD: thisyourpassword  volumes:   - /www/data/mysql/mysql5:/var/lib/mysql #- /www/data/mysql/mysql5/conf/my.cnf:/etc/my.cnf   #- /www/data/mysql/mysql5/init:/docker-entrypoint-initdb.d  networks:   csl:    ipv4_address: 172.18.0.4 mysql8:  image: mysql:8  container_name: mysql8  restart: always  environment:   MYSQL_ROOT_PASSWORD: thisyourpassword  volumes:   - /www/data/mysql/mysql8:/var/lib/mysql networks:   csl:    ipv4_address: 172.18.0.5networks: csl:  driver: bridge  ipam:   config:    - subnet: 172.18.0.0/16

sudo vi /www/data/nginx/default.conf

server {  listen    80;  server_name localhost;  #charset koi8-r;  #access_log /var/log/nginx/host.access.log main;  location / {    root  /www/default;    index index.php index.html index.htm;  }  #error_page 404       /404.html;  # redirect server error pages to the static page /50x.html  #  error_page  500 502 503 504 /50x.html;  location = /50x.html {    root  /usr/share/nginx/html;  }  # proxy the PHP scripts to Apache listening on 127.0.0.1:80  #  #location ~ /.php$ {  #  proxy_pass  http://127.0.0.1;  #}  # pass the PHP scripts to FastCGI server listening on 127.0.0.1:9000  #  location ~ /.php$ {    root      /www/default;    fastcgi_pass  php7.2:9000;#php容器名或者php容器ip    fastcgi_index index.php;    fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;    include    fastcgi_params;  }  # deny access to .htaccess files, if Apache's document root  # concurs with nginx's one  #  #location ~ //.ht {  #  deny all;  #}}

docker exec -it mysql5 bashmysql -u root -puse mysql;update user set host='%' where user='root';flush privileges;

docker-compose up -d

<?php$con = mysqli_connect("172.18.0.4", "root", "thisyourpassword", "shop");if ($con) {  echo '連接 MYSQL 成功';} else {  echo "連接 MySQL 失敗: " . mysqli_connect_error();} mysqli_close($con);