[play with Linux] [docker] MySQL installation and configuration

brief introduction

Not recommended in docker Running in MySQL Database software , Use only when tests or data are of low importance . It is recommended to install in the production environment KVM

Method / step

One ： install MySQL

#  see docker edition 
docker -v
--------------------------------------------
[[email protected] /]# docker -v
Docker version 1.13.1, build 7d71120/1.13.1
--------------------------------------------

1.1 Search view available MySQL

docker search mysql

1.2 Pull MySQL Mirror image

#  Specify the version 
docker pull mysql:5.7
# The latest version 
docker pull mysql:latest

1.3 View local image

docker images
--------------------------------------------------------------------------------------------
[[email protected] /]# docker images
REPOSITORY          TAG                 IMAGE ID            CREATED             SIZE
docker.io/mysql     5.7                 efa50097efbd        7 days ago          462 MB
--------------------------------------------------------------------------------------------

1.4 Run container

Default port number 5306
Be careful docker Parameters should be listed in MySQL Before the parameters

docker run \
-p 5306:3306 \
--privileged=true \
--name mysql5306 \
-v /docker/mysql5306/conf:/etc/mysql/conf.d \
-v/docker/mysql5306/logs:/logs \
-v/docker/mysql5306/data:/var/lib/mysql \
-e MYSQL_ROOT_PASSWORD=useradmin \
-d mysql:5.7

• The successful running
  

Two : modify Docker (MySQL) Related configuration

Find the configuration directory of the container

My configuration directory /docker/mysql5306/conf
edit my.cnf If there is no file, create one

• Default profile

[mysqld]
datadir=/var/lib/mysql
socket=/var/lib/mysql/mysql.sock
# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0
# Settings user and group are ignored when systemd is used.
# If you need to run mysqld under a different user or group,
# customize your systemd unit file for mariadb according to the
# instructions in http://fedoraproject.org/wiki/Systemd

[mysqld_safe]
log-error=/var/log/mariadb/mariadb.log
pid-file=/var/run/mariadb/mariadb.pid

#
# include all files from the config directory
#
!includedir /etc/my.cnf.d

# Database default character set 
character-set-server = utf8mb4

# The database character set corresponds to some sorting rules , Pay attention to and character-set-server Corresponding 
collation-server = utf8mb4_general_ci

# Set up client Connect mysql Character set of time , Prevent confusion code 
init_connect=‘SET NAMES utf8mb4‘
​
# Whether the sql Sentence case sensitive ,1 Indicates insensitivity 
lower_case_table_names = 1

• Restart container

docker restart [ Target container id]

3、 ... and : Delete Docker Containers

#  see docker  Container log ,
docker logs ${id}

#  One 、 Look at the container , Copy container id  namely container id
docker ps -a
#  Two 、 Stop container 
docker stop  Your container id
#  3、 ... and 、 Restart container 
docker restart  Your container id

# 3、 ... and 、 Delete container 
docker rm  Containers id
# Four 、 Look at the mirror image , Copy the image id namely images id
docker images
# 5、 ... and . delete mirror 
docker rmi  Mirror image id

Reference material & thank

[1] docker Modify the container configuration file 3 Summary of methods