Docker 安装 mysql

哈喽！今天心血来潮给大家带来了《Docker 安装 mysql》，想必大家应该对数据库都不陌生吧，那么阅读本文就都不会很困难，以下内容主要涉及到MySQL，若是你正在学习数据库，千万别错过这篇文章~希望能帮助到你！

方法一、docker pull mysql
查找Docker Hub上的mysql镜像
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runoob@runoob:/mysql$ docker search mysql
NAME DESCRIPTION STARS OFFICIAL AUTOMATED
mysql MySQL is a widely used, open-source relati... 2529 [OK]
mysql/mysql-server Optimized MySQL Server Docker images. Crea... 161 [OK]
centurylink/mysql Image containing mysql. Optimized to be li... 45 [OK]
sameersbn/mysql 36 [OK]
google/mysql MySQL server for Google Compute Engine 16 [OK]
appcontainers/mysql Centos/Debian Based Customizable MySQL Con... 8 [OK]
marvambass/mysql MySQL Server based on Ubuntu 14.04 6 [OK]
drupaldocker/mysql MySQL for Drupal 2 [OK]
azukiapp/mysql Docker image to run MySQL by Azuki - http:... 2 [OK]
...
这里我们拉取官方的镜像,标签为5.6
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runoob@runoob:~/mysql$ docker pull mysql:5.6
等待下载完成后，我们就可以在本地镜像列表里查到REPOSITORY为mysql,标签为5.6的镜像。
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runoob@runoob:~/mysql$ docker images |grep mysql
mysql 5.6 2c0964ec182a 3 weeks ago 329 MB
方法二、通过 Dockerfile构建
创建Dockerfile
首先，创建目录mysql,用于存放后面的相关东西。
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runoob@runoob:~$ mkdir -p ~/mysql/data ~/mysql/logs ~/mysql/conf
data目录将映射为mysql容器配置的数据文件存放路径
logs目录将映射为mysql容器的日志目录
conf目录里的配置文件将映射为mysql容器的配置文件
进入创建的mysql目录，创建Dockerfile
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FROM debian:jessie

add our user and group first to make sure their IDs get assigned consistently, regardless of whatever dependencies get added

RUN groupadd -r mysql && useradd -r -g mysql mysql

add gosu for easy step-down from root

ENV GOSU_VERSION 1.7
RUN set -x \

&& apt-get update && apt-get install -y --no-install-recommends ca-certificates wget && rm -rf /var/lib/apt/lists/* \
&& wget -O /usr/local/bin/gosu "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture)" \
&& wget -O /usr/local/bin/gosu.asc "https://github.com/tianon/gosu/releases/download/$GOSU_VERSION/gosu-$(dpkg --print-architecture).asc" \
&& export GNUPGHOME="$(mktemp -d)" \
&& gpg --keyserver ha.pool.sks-keyservers.net --recv-keys B42F6819007F00F88E364FD4036A9C25BF357DD4 \
&& gpg --batch --verify /usr/local/bin/gosu.asc /usr/local/bin/gosu \
&& rm -r "$GNUPGHOME" /usr/local/bin/gosu.asc \
&& chmod +x /usr/local/bin/gosu \
&& gosu nobody true \
&& apt-get purge -y --auto-remove ca-certificates wget

RUN mkdir /docker-entrypoint-initdb.d

FATAL ERROR: please install the following Perl modules before executing /usr/local/mysql/scripts/mysql_install_db:

File::Basename

File::Copy

Sys::Hostname

Data::Dumper

RUN apt-get update && apt-get install -y perl pwgen --no-install-recommends && rm -rf /var/lib/apt/lists/*

gpg: key 5072E1F5: public key "MySQL Release Engineering " imported

RUN apt-key adv --keyserver ha.pool.sks-keyservers.net --recv-keys A4A9406876FCBD3C456770C88C718D3B5072E1F5

ENV MYSQL_MAJOR 5.6
ENV MYSQL_VERSION 5.6.31-1debian8

RUN echo "deb http://repo.mysql.com/apt/deb... jessie mysql-${MYSQL_MAJOR}" > /etc/apt/sources.list.d/mysql.list

the "/var/lib/mysql" stuff here is because the mysql-server postinst doesn't have an explicit way to disable the mysql_install_db codepath besides having a database already "configured" (ie, stuff in /var/lib/mysql/mysql)

also, we set debconf keys to make APT a little quieter

RUN { \

    echo mysql-community-server mysql-community-server/data-dir select ''; \
    echo mysql-community-server mysql-community-server/root-pass password ''; \
    echo mysql-community-server mysql-community-server/re-root-pass password ''; \
    echo mysql-community-server mysql-community-server/remove-test-db select false; \
} | debconf-set-selections \
&& apt-get update && apt-get install -y mysql-server="${MYSQL_VERSION}" && rm -rf /var/lib/apt/lists/* \
&& rm -rf /var/lib/mysql && mkdir -p /var/lib/mysql /var/run/mysqld \
&& chown -R mysql:mysql /var/lib/mysql /var/run/mysqld \

ensure that /var/run/mysqld (used for socket and lock files) is writable regardless of the UID our mysqld instance ends up having at runtime

&& chmod 777 /var/run/mysqld

comment out a few problematic configuration values

don't reverse lookup hostnames, they are usually another container

RUN sed -Ei 's/^(bind-address|log)/#&/' /etc/mysql/my.cnf \

&& echo 'skip-host-cache\nskip-name-resolve' | awk '{ print } $1 == "[mysqld]" && c == 0 { c = 1; system("cat") }' /etc/mysql/my.cnf > /tmp/my.cnf \
&& mv /tmp/my.cnf /etc/mysql/my.cnf

VOLUME /var/lib/mysql

COPY docker-entrypoint.sh /usr/local/bin/
RUN ln -s usr/local/bin/docker-entrypoint.sh /entrypoint.sh # backwards compat
ENTRYPOINT ["docker-entrypoint.sh"]

EXPOSE 3306
CMD ["mysqld"]
通过Dockerfile创建一个镜像，替换成你自己的名字
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runoob@runoob:~/mysql$ docker build -t mysql .
创建完成后，我们可以在本地的镜像列表里查找到刚刚创建的镜像
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runoob@runoob:~/mysql$ docker images |grep mysql
mysql 5.6 2c0964ec182a 3 weeks ago 329 MB
使用mysql镜像运行容器
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runoob@runoob:~/mysql$ docker run -p 3306:3306 --name mymysql -v $PWD/conf:/etc/mysql/conf.d -v $PWD/logs:/logs -v $PWD/data:/var/lib/mysql -e MYSQL_ROOT_PASSWORD=123456 -d mysql:5.6
21cb89213c93d805c5bacf1028a0da7b5c5852761ba81327e6b99bb3ea89930e
runoob@runoob:~/mysql$
命令说明：
-p 3306:3306：将容器的 3306 端口映射到主机的 3306 端口。
-v $PWD/conf:/etc/mysql/conf.d：将主机当前目录下的 conf/my.cnf 挂载到容器的 /etc/mysql/my.cnf。
-v $PWD/logs:/logs：将主机当前目录下的 logs 目录挂载到容器的 /logs。
-v $PWD/data:/var/lib/mysql ：将主机当前目录下的data目录挂载到容器的 /var/lib/mysql 。
-e MYSQL_ROOT_PASSWORD=123456：初始化 root 用户的密码。

查看容器启动情况
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runoob@runoob:~/mysql$ docker ps
CONTAINER ID IMAGE COMMAND ... PORTS NAMES
21cb89213c93 mysql:5.6 "docker-entrypoint.sh" ... 0.0.0.0:3306->3306/tcp mymysql

好了，本文到此结束，带大家了解了《Docker 安装 mysql》，希望本文对你有所帮助！关注golang学习网公众号，给大家分享更多数据库知识！