CentOS Configuration Java Runtime Environment

centos_ Configuration _docker

centos_6.5

1, centos_6.5 before installing Docker-io need to uninstall the Docker package (not downloaded can be omitted)

$ sudo yum-y remove Docker

2. centos_6.5 need to first install and enable Epel source before installing Docker

$ yum Install Epel-release

3. Install Docker-io Package

$ sudo yum install Docker-io

4. Is trying to connect to a tls-enableed daemon with out TLS?

$ service Docker start

$ yum-y Install Device-mapper-libs (-D error)

5. Download the CentOS image

$ docker Pull daocloud.io/library/centos:7.1.15037.1.1503:pulling from Daocloud.io/library/centos

6. Start the container (Mount)

$ docker run-i-t-v/root/software/:/mnt/software/Mirror Id/bin/bash

7, download tomcat, JDK (at this time has entered the container to enter the container opt directory $ cd/opt/) 8, the download of Tomcat, JDK into the/root/software/directory (MV command, so that the compression package in the system in the image of the corresponding folder also exists) 9. Unzip the downloaded Tomcat, JDK (if extract invalid $ yum install tar download unpacking)

$ tar-zxf/mnt/software/apache-tomcat-7.0.69.tar.gz-c.

Rename $ mv apache-tomcat-7.0.69/tomcat7/

$ tar-zxf/mnt/software/jdk-7u79-linux-x64.tar.gz-c.

Rename $ mv jdk1.7_79/jdk7/

10. Configure Environment Variables

Edit. bashrc File $ vi ~/.BASHRC

Add in File

Export JAVA_HOME=/OPT/JDK7

Export path= $PATH: $JAVA _home

Use commands to make environment variables effective

$ source ~/.BASHRC

Write Run script $ vi/root/run.sh

The script content is as follows

#!/bin/bash

SOURCE ~/.BASHRC

Sh/opt/tomcat/bin/catalina.sh Run

Add Script Execution permissions

$ chmod u+x/root/run.sh

Exit Container $ exit

11. View the containers in operation

$ docker Ps-a

12. Create a Java Web Image

Container ID liyunke/javaweb:0.1 on top of Docker commit

13. Start the Java Web container

View all mirrors $ docker images

Start the image you just created

$ docker run-d-P 58080:8080--name javaweb liyunke/javaweb:0.1/root/run.sh

Visit the Tomcat home page (Port 58080)

Centos_7

1.$ yum Install libdevmapper*-y 2 , JoinDocker the installation Source:

$ vim/etc/yum.repos.d/docker.repo

[Dockerrepo]

Name=docker Repository

baseurl=https://yum.dockerproject.org/repo/main/centos/$releasever/

Enabled=1

Gpgcheck=1

Gpgkey=https://yum.dockerproject.org/gpg

3 , Installing Docker

$ yum Install Docker-engine

4. Start Docker

$ service Docker start

CentOS Configuration Java Runtime Environment