安装JDK8

@H_502_2@

1.#java -version #查看Linux自带的JDK是否已安装

@H_502_2@ 2.如果安装，卸载

rpm -e --nodeps tzdata-java-2012c-1.el6.noarch  
rpm -e --nodeps java-1.7.0-openjdk-1.7.0.45-1.45.1.11.1.el6.x86_64

@H_502_2@ 3.进入/usr/local目录

@H_502_2@ #cd /usr/local

@H_502_2@ 4.新建java文件夹

@H_502_2@ #mkdir java

@H_502_2@ 5.进入java文件夹，并下载jdk安装包

@H_502_2@ #cd java

@H_502_2@ #wget http://download.oracle.com/otn-pub/java/jdk/8u101-b13/jdk-8u101-linux-x64.rpm?AuthParam=1475838969_32be45a8ab3cd5d6bd4d7989194736f8

@H_502_2@ 6.重命名安装包

@H_502_2@ mv jdk-8u101-linux-x64.rpm?AuthParam=1475838969_32be45a8ab3cd5d6bd4d7989194736f8 jdk-8u101-linux-x64.rpm

@H_502_2@ 7.安装rpm包

@H_502_2@ rpm -ivh jdk-8u101-linux-x64.rpm

@H_502_2@ JDK默认安装在/usr/java

@H_502_2@ 8.验证安装

@H_502_2@ # java -version

@H_502_2@ java version "1.8.0_101"

@H_502_2@ Java(TM) SE Runtime Environment (build 1.8.0_101-b13)

@H_502_2@ Java HotSpot(TM) 64-Bit Server VM (build 25.101-b13,mixed mode)

安装Tomcat8

@H_502_2@ 1.进入opt

@H_502_2@ 2.下载Tomcat8安装包

@H_502_2@ #wget http://mirror.bit.edu.cn/apache/tomcat/tomcat-8/v8.5.5/bin/apache-tomcat-8.5.5.tar.gz

@H_502_2@ 3.解压安装包

@H_502_2@ #tar -zxvf apache-tomcat-8.5.5.tar.gz

@H_502_2@ 4.重命名解压后的文件

@H_502_2@ mv apache-tomcat-8.5.5 tomcat8

@H_502_2@ 5.启动tomcat

@H_502_2@ # ./opt/tomcat8/bin/startup.sh

@H_502_2@ 显示如下表示启动成功

@H_502_2@

@H_502_2@ 3.开放8080端口到防火墙中

@H_502_2@ #firewall-cmd --zone=public --add-port=8080/tcp --permanent

@H_502_2@ 出现success表明添加成功

@H_502_2@ 附：--zone #作用域

@H_502_2@ --add-port=8080/tcp #添加端口，格式为：端口/通讯协议

@H_502_2@ --permanent #永久生效，没有此参数重启后失效

@H_502_2@ 4.重启防火墙

@H_502_2@ # systemctl restart firewalld.service

安装MysqL

@H_502_2@ 1.下载MysqL的repo源

@H_502_2@ #wgethttp://repo.MysqL.com/MysqL-community-release-el7-5.noarch.rpm

@H_502_2@ 2.安装 rpm包

@H_502_2@ #rpm-ivhMysqL-community-release-el7-5.noarch.rpm

@H_502_2@ 3.安装MysqL

@H_502_2@ #yum install MysqL-server

@H_502_2@ 4.重启MysqL服务

@H_502_2@ #service MysqLd restart

@H_502_2@ 5.设置密码（初次安装root账号是没有密码的）

@H_502_2@ #MysqL -uroot

@H_502_2@ MysqL>set password for ‘root’@‘localhost’=password(‘你的密码’);

@H_502_2@ MysqL>exit

@H_502_2@ 6.防火墙开放3306端口

@H_502_2@ #firewall-cmd --zone=public --add-port=3306/tcp --permanent

@H_502_2@ 7.重启防火墙

@H_502_2@ #systemctl restart firewalld.service