本文主要是介绍【docker学习二】CentOS7.5+Docker 镜像（容器）的使用，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！
承接上篇：https://mp.csdn.net/postedit/82744127
上文介绍了容器与镜像的基本操作，这里总结下容器的使用。
先在官网找到一个镜像：
https://hub.docker.com/r/centos/mysql-57-centos7/[root@localhost mydc]# docker search centos
FROM ubuntu
NAME DESCRIPTION STARS OFFICIAL AUTOMATED
centos The official build of CentOS. 4722 [OK]
ansible/centos7-ansible Ansible on Centos7 118 [OK]
jdeathe/centos-ssh CentOS-6 6.10 x86_64 / CentOS-7 7.5.1804 x86… 99 [OK]
consol/centos-xfce-vnc Centos container with "headless" VNC session… 63 [OK]
imagine10255/centos6-lnmp-php56 centos6-lnmp-php56 45 [OK]
tutum/centos Simple CentOS docker image with SSH access 43
centos/mysql-57-centos7 MySQL 5.7 SQL database server 39
gluster/gluster-centos Official GlusterFS Image [ CentOS-7 + Glust… 34 [OK]
openshift/base-centos7 A Centos7 derived base image for Source-To-I… 33
centos/python-35-centos7 Platform for building and running Python 3.5… 30
centos/postgresql-96-centos7 PostgreSQL is an advanced Object-Relational … 29
kinogmt/centos-ssh CentOS with SSH 22 [OK]
openshift/jenkins-2-centos7 A Centos7 based Jenkins v2.x image for use w… 15
pivotaldata/centos-gpdb-dev CentOS image for GPDB development. Tag names… 7
openshift/wildfly-101-centos7 A Centos7 based WildFly v10.1 image for use … 5
openshift/jenkins-1-centos7 DEPRECATED: A Centos7 based Jenkins v1.x ima… 4
darksheer/centos Base Centos Image -- Updated hourly 3 [OK]
pivotaldata/centos Base centos, freshened up a little with a Do… 2
pivotaldata/centos-mingw Using the mingw toolchain to cross-compile t… 2
blacklabelops/centos CentOS Base Image! Built and Updates Daily! 1 [OK]
pivotaldata/centos-gcc-toolchain CentOS with a toolchain, but unaffiliated wi… 0
pivotaldata/centos7-build CentosOS 7 image for GPDB compilation 0
smartentry/centos centos with smartentry 0 [OK]
jameseckersall/sonarr-centos Sonarr on CentOS 7 0 [OK]
pivotaldata/centos7-test CentosOS 7 image for GPDB testing 0
[root@localhost mydc]# docker pull centos/mysql-57-centos7
Using default tag: latest
latest: Pulling from centos/mysql-57-centos7
256b176beaff: Pull complete
efb19fea0fdb: Pull complete
b4570fdc208c: Pull complete
213e4e250552: Pull complete
455c976d8b6f: Pull complete
2d8a583c0d63: Pull complete
997ede30fc40: Pull complete
5cc4480f88a0: Pull complete
2e721eb8f5f6: Pull complete
Digest: sha256:c8a8323721c60a49b1792d31a7892731c741d58c238d77b42f0dcf8d7c32c1b4
Status: Downloaded newer image for centos/mysql-57-centos7:latest
[root@localhost mydc]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
centos/mysql-57-centos7 latest 34300611d53e 9 days ago 445MB
ubuntu latest cd6d8154f1e1 13 days ago 84.1MB[root@localhost mydocker]# docker run -d --name mysql_database -e MYSQL_USER=root -e MYSQL_PASSWORD= -e MYSQL_DATABASE=db -p 3306:3306 centos/mysql-57-centos7
f443dd67716c2ffd0570caa35a3aa499c1d1fb65fcc6c6859fa315a51d48777b查看本地镜像
[root@localhost admin]# docker image list
REPOSITORY TAG IMAGE ID CREATED SIZE
ubuntu_mine latest d0ec321b73c6 7 days ago 84.1MB
centos/mysql-57-centos7 latest 34300611d53e 2 weeks ago 445MB
ubuntu latest cd6d8154f1e1 2 weeks ago 84.1MB
mysql/mysql-server latest 1fdf3806e715 6 weeks ago 309MB查看本地容器有哪些
[root@localhost admin]# docker container list
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
27c2fb71f4e9 centos/mysql-57-centos7 "container-entrypoin…" 4 minutes ago Restarting (1) 23 seconds ago mysqlofmine
[root@localhost admin]# 根据镜像创建容器
docker container run
--name=mysqlofmine（container的名字）
--publish=3306:3306
--volume=/data/mysql/:/var/lib/mysql/
--restart=always
--env=MYSQL_ROOT_PASSWORD=123456
-d centos/mysql-57-centos7(image的名字)
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