#### **项目目录结构** ```bash test/ |-- docker-compose.yml |-- env | |-- db.env #db容器环境变量 | |-- project.env #toomcat容器环境变量 | `-- tomcat.env #tomcat容器环境变量 |-- mysql | |-- conf | | `-- mysqld.cnf #mysql配置文件 | |-- data #mysql数据目录 | |-- db_init_sql | | `-- competitionShare.sql #tomcat项目的数据库表结构 | `-- log #mysql日志文件 `-- tomcat |-- log #tomcat日志 `-- webapps #tomcat项目存放目录 `-- tomcat_project ``` #### **新建docker项目数据配置存放目录** ```bash $ mkdir /data/docker_project/test -p $ cd /data/docker_project/test ``` #### **创建mysql容器使用的目录** ```bash $ mkdir mysql/{conf,data,db_init_sql,log} -p $ chmod 777 mysql/log ``` conf：存放mysql配置文件 data：存放mysql数据的目录 db_init_sql：存放的是mysql容器初始化的sql(如建表语句) log：存放mysql日志 　 #### **编辑mysql配置文件mysql/conf/mysqld.cnf** ```bash [mysqld] datadir=/var/lib/mysql socket=/var/lib/mysql/mysql.sock symbolic-links=0 log-error=/var/log/mysqld.log collation-server=utf8_general_ci pid-file=/var/run/mysqld/mysqld.pid default-time-zone = '+08:00' character-set-server=utf8 innodb_buffer_pool_size = 1024M sql_mode=NO_ENGINE_SUBSTITUTION,STRICT_TRANS_TABLES [client] default-character-set=utf8 [mysql] default-character-set=utf8 ``` #### **创建tomcat容器使用的目录** ```bash $ mkdir tomcat/{log,webapps} -p ``` log：存放tomcat日志 webapps：存放tomcat项目的目录 #### **编辑docker-compose.yml** ```yaml version: '3' services: db: image: mysql:5.7 restart: always environment: MYSQL_ROOT_PASSWORD: 123456 MYSQL_DATABASE: db_name MYSQL_USER: test MYSQL_PASSWORD: 123456 ports: - 3306:3306 volumes: - ./mysql/conf/mysqld.cnf:/etc/mysql/mysql.conf.d/mysqld.cnf - ./mysql/db_init_sql:/docker-entrypoint-initdb.d - ./mysql/data:/var/lib/mysql - ./mysql/log:/var/log tomcat: image: tomcat:8.0.53-jre8 restart: always depends_on: - db container_name: test-tomcat env_file: - ./env/project.env environment: JDBC_URL: jdbc:mysql://db:3306/db_name??characterEncoding=UTF-8 JDBC_USER: test JDBC_PASS: 123456 ports: - 8787:8080 volumes: - ./tomcat/webapps:/usr/local/tomcat/webapps - ./tomcat/log:/log ``` #### **修改tomcat项目的mysql配置(修改项目里的mysql配置成上面的environment中指定的环境变量)** ```bash jdbc_url=${JDBC_URL} jdbc_username=${JDBC_USER} jdbc_password=${JDBC_PASS} ``` #### **增加环境变量配置文件project.env（该配置为tomcat启动参数）** ```bash JAVA_OPTS="-Dsupplements.host=supplements" CATALINA_OPTS=-server -Xms256M -Xmx1024M -XX:MaxNewSize=256m -XX:PermSize=64M -XX:MaxPermSize=256m ``` #### **启动项目** ```bash $ docker-compose up ``` #### **启动项目后台运行** ```bash $ docker-compose up -d ```