├── my.cnf ├── mysqld_charset.cnf ├── .gitignore ├── create_db.sh ├── import_sql.sh ├── Dockerfile ├── run.sh ├── README.md └── LICENSE /my.cnf: -------------------------------------------------------------------------------- 1 | [mysqld] 2 | bind-address=0.0.0.0 3 | # http://www.percona.com/blog/2008/05/31/dns-achilles-heel-mysql-installation/ 4 | skip_name_resolve 5 | #server-id 6 | #log-bin 7 | -------------------------------------------------------------------------------- /mysqld_charset.cnf: -------------------------------------------------------------------------------- 1 | [mysqld] 2 | character_set_server=utf8 3 | character_set_filesystem=utf8 4 | collation-server=utf8_general_ci 5 | init-connect='SET NAMES utf8' 6 | init_connect='SET collation_connection = utf8_general_ci' 7 | skip-character-set-client-handshake -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | # Build and Release Folders 2 | bin/ 3 | bin-debug/ 4 | bin-release/ 5 | 6 | # Other files and folders 7 | .settings/ 8 | 9 | # Project files, i.e. `.project`, `.actionScriptProperties` and `.flexProperties` 10 | # should NOT be excluded as they contain compiler settings and other important 11 | # information for Eclipse / Flash Builder. 12 | -------------------------------------------------------------------------------- /create_db.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | 3 | if [[ $# -eq 0 ]]; then 4 | echo "Usage: $0 " 5 | exit 1 6 | fi 7 | 8 | /usr/bin/mysqld_safe > /dev/null 2>&1 & 9 | 10 | echo "=> Creating database $1" 11 | RET=1 12 | while [[ RET -ne 0 ]]; do 13 | sleep 5 14 | mysql -uroot -e "CREATE DATABASE $1" 15 | RET=$? 16 | done 17 | 18 | mysqladmin -uroot shutdown 19 | 20 | echo "=> Done!" 21 | -------------------------------------------------------------------------------- /import_sql.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | 3 | if [[ $# -ne 3 ]]; then 4 | echo "Usage: $0 " 5 | exit 1 6 | fi 7 | 8 | echo "=> Starting MySQL Server" 9 | /usr/bin/mysqld_safe > /dev/null 2>&1 & 10 | PID=$! 11 | 12 | RET=1 13 | while [[ RET -ne 0 ]]; do 14 | echo "=> Waiting for confirmation of MySQL service startup" 15 | sleep 5 16 | mysql -u"$1" -p"$2" -e "status" > /dev/null 2>&1 17 | RET=$? 18 | done 19 | 20 | echo " Started with PID ${PID}" 21 | 22 | echo "=> Importing SQL file" 23 | mysql -u"$1" -p"$2" < "$3" 24 | 25 | echo "=> Stopping MySQL Server" 26 | mysqladmin -u"$1" -p"$2" shutdown 27 | 28 | echo "=> Done!" 29 | -------------------------------------------------------------------------------- /Dockerfile: -------------------------------------------------------------------------------- 1 | #本文参考了「tutum」的 Dockerfile 2 | FROM sshd 3 | MAINTAINER Waitfish 4 | #安装软件 5 | ENV DEBIAN_FRONTEND noninteractive 6 | RUN apt-get update && \ 7 | apt-get -yq install mysql-server-5.6 pwgen && \ 8 | rm -rf /var/lib/apt/lists/* 9 | 10 | # 删除预安装的数据库文件 11 | RUN rm -rf /var/lib/mysql/* 12 | 13 | # 添加文件夹下的 MYSQL 配置文件 14 | ADD my.cnf /etc/mysql/conf.d/my.cnf 15 | ADD mysqld_charset.cnf /etc/mysql/conf.d/mysqld_charset.cnf 16 | 17 | # 添加 MYSQL 的脚本 18 | ADD import_sql.sh /import_sql.sh 19 | ADD run.sh /run.sh 20 | RUN chmod 755 /*.sh 21 | 22 | # 设置环境变量，用户名以及秘密 23 | ENV MYSQL_USER admin 24 | ENV MYSQL_PASS **Random** 25 | 26 | # 设置主从复制模式下的环境变量 27 | ENV REPLICATION_MASTER **False** 28 | ENV REPLICATION_SLAVE **False** 29 | ENV REPLICATION_USER replica 30 | ENV REPLICATION_PASS replica 31 | 32 | # 设置可以允许挂载的卷，可以用来备份数据库和配置文件 33 | VOLUME ["/etc/mysql", "/var/lib/mysql"] 34 | 35 | # 设置可以映射的端口，如果是从我们的 sshd 镜像继承的话，默认还会开启 22 端口 36 | EXPOSE 3306 37 | CMD ["/run.sh"] 38 | -------------------------------------------------------------------------------- /run.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | #开启 sshd 服务，若不需要，可以注释掉下面一行。 3 | /usr/sbin/sshd & 4 | 5 | VOLUME_HOME="/var/lib/mysql" 6 | CONF_FILE="/etc/mysql/conf.d/my.cnf" 7 | LOG="/var/log/mysql/error.log" 8 | 9 | # Set permission of config file 10 | chmod 644 ${CONF_FILE} 11 | chmod 644 /etc/mysql/conf.d/mysqld_charset.cnf 12 | 13 | StartMySQL () 14 | { 15 | /usr/bin/mysqld_safe > /dev/null 2>&1 & 16 | 17 | # Time out in 1 minute 18 | LOOP_LIMIT=13 19 | for (( i=0 ; ; i++ )); do 20 | if [ ${i} -eq ${LOOP_LIMIT} ]; then 21 | echo "Time out. Error log is shown as below:" 22 | tail -n 100 ${LOG} 23 | exit 1 24 | fi 25 | echo "=> Waiting for confirmation of MySQL service startup, trying ${i}/${LOOP_LIMIT} ..." 26 | sleep 5 27 | mysql -uroot -e "status" > /dev/null 2>&1 && break 28 | done 29 | } 30 | 31 | CreateMySQLUser() 32 | { 33 | StartMySQL 34 | if [ "$MYSQL_PASS" = "**Random**" ]; then 35 | unset MYSQL_PASS 36 | fi 37 | 38 | PASS=${MYSQL_PASS:-$(pwgen -s 12 1)} 39 | _word=$( [ ${MYSQL_PASS} ] && echo "preset" || echo "random" ) 40 | echo "=> Creating MySQL user ${MYSQL_USER} with ${_word} password" 41 | 42 | mysql -uroot -e "CREATE USER '${MYSQL_USER}'@'%' IDENTIFIED BY '$PASS'" 43 | mysql -uroot -e "GRANT ALL PRIVILEGES ON *.* TO '${MYSQL_USER}'@'%' WITH GRANT OPTION" 44 | 45 | 46 | echo "=> Done!" 47 | 48 | echo "========================================================================" 49 | echo "You can now connect to this MySQL Server using:" 50 | echo "" 51 | echo " mysql -u$MYSQL_USER -p$PASS -h -P" 52 | echo "" 53 | echo "Please remember to change the above password as soon as possible!" 54 | echo "MySQL user 'root' has no password but only allows local connections" 55 | echo "========================================================================" 56 | 57 | mysqladmin -uroot shutdown 58 | } 59 | 60 | if [ ${REPLICATION_MASTER} == "**False**" ]; then 61 | unset REPLICATION_MASTER 62 | fi 63 | 64 | if [ ${REPLICATION_SLAVE} == "**False**" ]; then 65 | unset REPLICATION_SLAVE 66 | fi 67 | 68 | if [[ ! -d $VOLUME_HOME/mysql ]]; then 69 | echo "=> An empty or uninitialized MySQL volume is detected in $VOLUME_HOME" 70 | echo "=> Installing MySQL ..." 71 | if [ ! -f /usr/share/mysql/my-default.cnf ] ; then 72 | cp /etc/mysql/my.cnf /usr/share/mysql/my-default.cnf 73 | fi 74 | mysql_install_db > /dev/null 2>&1 75 | echo "=> Done!" 76 | echo "=> Creating admin user ..." 77 | CreateMySQLUser 78 | else 79 | echo "=> Using an existing volume of MySQL" 80 | fi 81 | 82 | 83 | # Set MySQL REPLICATION - MASTER 84 | if [ -n "${REPLICATION_MASTER}" ]; then 85 | echo "=> Configuring MySQL replication as master ..." 86 | if [ ! -f /replication_configured ]; then 87 | RAND="$(date +%s | rev | cut -c 1-2)$(echo ${RANDOM})" 88 | echo "=> Writting configuration file '${CONF_FILE}' with server-id=${RAND}" 89 | sed -i "s/^#server-id.*/server-id = ${RAND}/" ${CONF_FILE} 90 | sed -i "s/^#log-bin.*/log-bin = mysql-bin/" ${CONF_FILE} 91 | echo "=> Starting MySQL ..." 92 | StartMySQL 93 | echo "=> Creating a log user ${REPLICATION_USER}:${REPLICATION_PASS}" 94 | mysql -uroot -e "CREATE USER '${REPLICATION_USER}'@'%' IDENTIFIED BY '${REPLICATION_PASS}'" 95 | mysql -uroot -e "GRANT REPLICATION SLAVE ON *.* TO '${REPLICATION_USER}'@'%'" 96 | echo "=> Done!" 97 | mysqladmin -uroot shutdown 98 | touch /replication_configured 99 | else 100 | echo "=> MySQL replication master already configured, skip" 101 | fi 102 | fi 103 | 104 | # Set MySQL REPLICATION - SLAVE 105 | if [ -n "${REPLICATION_SLAVE}" ]; then 106 | echo "=> Configuring MySQL replication as slave ..." 107 | if [ -n "${MYSQL_PORT_3306_TCP_ADDR}" ] && [ -n "${MYSQL_PORT_3306_TCP_PORT}" ]; then 108 | if [ ! -f /replication_configured ]; then 109 | RAND="$(date +%s | rev | cut -c 1-2)$(echo ${RANDOM})" 110 | echo "=> Writting configuration file '${CONF_FILE}' with server-id=${RAND}" 111 | sed -i "s/^#server-id.*/server-id = ${RAND}/" ${CONF_FILE} 112 | sed -i "s/^#log-bin.*/log-bin = mysql-bin/" ${CONF_FILE} 113 | echo "=> Starting MySQL ..." 114 | StartMySQL 115 | echo "=> Setting master connection info on slave" 116 | mysql -uroot -e "CHANGE MASTER TO MASTER_HOST='${MYSQL_PORT_3306_TCP_ADDR}',MASTER_USER='${MYSQL_ENV_REPLICATION_USER}',MASTER_PASSWORD='${MYSQL_ENV_REPLICATION_PASS}',MASTER_PORT=${MYSQL_PORT_3306_TCP_PORT}, MASTER_CONNECT_RETRY=30" 117 | echo "=> Done!" 118 | mysqladmin -uroot shutdown 119 | touch /replication_configured 120 | else 121 | echo "=> MySQL replicaiton slave already configured, skip" 122 | fi 123 | else 124 | echo "=> Cannot configure slave, please link it to another MySQL container with alias as 'mysql'" 125 | exit 1 126 | fi 127 | fi 128 | 129 | exec mysqld_safe 130 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | ###Mysql 2 | ####下载文件 3 | 到 Dockerpool 的 github 页面下载需要的文件。 4 | ```sh 5 | $ git clone https://github.com/DockerPool/mysql.git 6 | Cloning into 'mysql'... 7 | remote: Counting objects: 13, done. 8 | remote: Compressing objects: 100% (13/13), done. 9 | remote: Total 13 (delta 1), reused 8 (delta 0) 10 | Unpacking objects: 100% (13/13), done. 11 | Checking connectivity... done. 12 | $ cd mysql 13 | $ ls 14 | create_db.sh Dockerfile import_sql.sh LICENSE my.cnf mysqld_charset.cnf README.md run.sh 15 | ``` 16 | ####创建镜像 17 | 根据 Dockerfile 创建镜像。（删除部分输出内容用`...`表示） 18 | ```sh 19 | $ sudo docker build mysql . 20 | Sending build context to Docker daemon 95.23 kB 21 | Sending build context to Docker daemon 22 | Step 0 : FROM sshd 23 | ---> 312c93647dc3 24 | Step 1 : MAINTAINER Waitfish 25 | ---> Running in a149f8a7933f 26 | ---> edbbfe8b4895 27 | Removing intermediate container a149f8a7933f 28 | Step 2 : ENV DEBIAN_FRONTEND noninteractive 29 | ---> Running in e80cbb29cadb 30 | ---> 81fc6101a236 31 | Removing intermediate container e80cbb29cadb 32 | Step 3 : RUN apt-get update && apt-get -yq install mysql-server-5.6 pwgen && rm -rf /var/lib/apt/lists/* 33 | ---> Running in 5d220fe833c2 34 | ... 35 | Removing intermediate container 3c3254e8cc1e 36 | Successfully built f008f97bdc14 37 | dwj@iZ23pznlje4Z:~/mysql$ sudo docker images 38 | REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE 39 | mysql latest f008f97bdc14 About a minute ago 539.1 MB 40 | ``` 41 | ####使用示范： 42 | 43 | 不添加环境变量，使用默认方式启动容器，并映射 `22 3306`端口。 44 | ```sh 45 | $ sudo docker run -d -P mysql 46 | ``` 47 | 检查容器进程启动情况。 48 | ```sh 49 | $ sudo docker ps 50 | CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 51 | eef1632ccd4e mysql:latest "/run.sh" 8 seconds ago Up 8 seconds 0.0.0.0:49153->22/tcp, 0.0.0.0:49154->3306/tcp angry_einstein 52 | 53 | $ ssh 127.0.0.1 -p 49153 54 | The authenticity of host '[127.0.0.1]:49153 ([127.0.0.1]:49153)' can't be established. 55 | ECDSA key fingerprint is db:35:7a:60:2d:11:d5:97:5a:e6:84:a6:95:f0:4f:32. 56 | Are you sure you want to continue connecting (yes/no)? yes 57 | Warning: Permanently added '[127.0.0.1]:49153' (ECDSA) to the list of known hosts. 58 | Welcome to Ubuntu 14.04 LTS (GNU/Linux 3.2.0-54-generic x86_64) 59 | 60 | * Documentation: https://help.ubuntu.com/ 61 | 62 | The programs included with the Ubuntu system are free software; 63 | the exact distribution terms for each program are described in the 64 | individual files in /usr/share/doc/*/copyright. 65 | 66 | Ubuntu comes with ABSOLUTELY NO WARRANTY, to the extent permitted by 67 | applicable law. 68 | 69 | root@eef1632ccd4e:~# ps -ef |grep mysql 70 | root 1 0 0 20:14 ? 00:00:00 /bin/sh /usr/bin/mysqld_safe 71 | mysql 1974 1 0 20:14 ? 00:00:00 /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib/mysql/plugin --user=mysql --log-error=/var/log/mysql/error.log --pid-file=/var/run/mysqld/mysqld.pid --socket=/var/run/mysqld/mysqld.sock --port=3306 72 | root 2022 2010 0 20:15 pts/0 00:00:00 grep --color=auto mysql 73 | ``` 74 | Mysql 的 root 用户默认没有密码只能本地访问。 75 | ```sh 76 | mysql> select host, user, password from mysql.user; 77 | +--------------+-------+-------------------------------------------+ 78 | | host | user | password | 79 | +--------------+-------+-------------------------------------------+ 80 | | localhost | root | | 81 | | eef1632ccd4e | root | | 82 | | 127.0.0.1 | root | | 83 | | ::1 | root | | 84 | | localhost | | | 85 | | eef1632ccd4e | | | 86 | | % | admin | *ADDD6793DD97A040C9B039F72682E5AA31A92C35 | 87 | +--------------+-------+-------------------------------------------+ 88 | 7 rows in set (0.00 sec) 89 | ``` 90 | 拥有远程访问权限的 admin 用户的密码，可以使用 `docker logs + id` 来获取。 91 | ```sh 92 | $ sudo docker logs eef 93 | => An empty or uninitialized MySQL volume is detected in /var/lib/mysql 94 | => Installing MySQL ... 95 | => Done! 96 | => Creating admin user ... 97 | => Waiting for confirmation of MySQL service startup, trying 0/13 ... 98 | => Creating MySQL user admin with random password 99 | => Done! 100 | ======================================================================== 101 | You can now connect to this MySQL Server using: 102 | 103 | mysql -uadmin -pt1FWuDCgQicT -h -P 104 | 105 | Please remember to change the above password as soon as possible! 106 | MySQL user 'root' has no password but only allows local connections 107 | ======================================================================== 108 | 141106 20:14:21 mysqld_safe Can't log to error log and syslog at the same time. Remove all --log-error configuration options for --syslog to take effect. 109 | 141106 20:14:21 mysqld_safe Logging to '/var/log/mysql/error.log'. 110 | 141106 20:14:21 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql 111 | ``` 112 | 上面的 `t1FWuDCgQicT` 就是 admin 的密码。 113 | 114 | ####给 admin 用户指定用户名和密码 115 | ```sh 116 | $ sudo docker run -d -P -e MYSQL_PASS="mypass" mysql 117 | 1b32444ebb7232f885961faa15fb1a052ca93b81c308cc41d16bd3d276c77d75 118 | ``` 119 | ####将宿主主机的文件夹挂载到容器的数据库文件夹 120 | 默认情况数据库的数据库文件和日志文件都会存在容器的 AUFS 层，这不仅使得容器变得越来越臃肿，不便于迁移、备份等管理，而且数据库的 IOPS 也会受到影响。 121 | ```sh 122 | $ docker run -d -P -v /opt/mysqldb:/var/lib/mysql mysql 123 | ``` 124 | 这样，容器就会将数据文件和日志文件都放到你指定的 主机目录下面。 125 | ```sh 126 | $ tree /opt/mysqldb/ 127 | /opt/mysqldb/ 128 | |-- auto.cnf 129 | |-- ib_logfile0 130 | |-- ib_logfile1 131 | |-- ibdata1 132 | |-- mysql 133 | | |-- columns_priv.MYD 134 | | |-- columns_priv.MYI 135 | | |-- columns_priv.frm 136 | | |-- db.MYD 137 | | |-- db.MYI 138 | | |-- db.frm 139 | | |-- event.MYD 140 | | |-- event.MYI 141 | | |-- event.frm 142 | | |-- func.MYD 143 | | |-- func.MYI 144 | | |-- func.frm 145 | | |-- general_log.CSM 146 | ... 147 | ``` 148 | ####使用主从复制模式 149 | 创建一个叫 mysql 的容器。 150 | ```sh 151 | $ docker run -d -e REPLICATION_MASTER=true -P --name mysql mysql 152 | ``` 153 | 创建从 mysql 容器，并连接到刚刚创建的主容器。 154 | ```sh 155 | $ docker run -d -e REPLICATION_SLAVE=true -P --link mysql:mysql mysql 156 | ``` 157 | 注意：这里的主 mysql 服务器的名字必须叫 mysql，否则会提示 `Cannot configure slave, please link it to another MySQL container with alias as 'mysql'！ 158 | ```sh 159 | # docker ps 160 | CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES 161 | a781d1c74024 mysql:latest "/run.sh" About a minute ago Up About a minute 0.0.0.0:49167->22/tcp, 0.0.0.0:49168->3306/tcp romantic_fermi 162 | 38c73b5555aa mysql:latest "/run.sh" About a minute ago Up About a minute 0.0.0.0:49165->22/tcp, 0.0.0.0:49166->3306/tcp mysql 163 | ``` 164 | 现在，你就可以通过相应的端口来连接主或者从 mysql 服务器了。 165 | ` 166 | -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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