centos7.5安装java JDK、tomcat、mysql

参考资料:

https://www.cnblogs.com/sxdcgaq8080/p/7492426.html

https://blog.csdn.net/ds986619036/article/details/80885917

https://blog.csdn.net/ds986619036/article/details/80885917

jdk安装

1.先检查原服务器上是否已经安装了java jdk,如果已安装可以先卸载

 2.下载jdk:jdk-8u212-linux-x64.tar.gz

3.将jdk复制到/usr/local/src/下(可以使用xftp传输)

4.解压:先定位到当前目录

执行解压命令:tar  -zxvf  jdk-8u212-linux-x64.tar.gz

5.配置环境变量

5.1执行:vim /etc/profile   打开文件

5.2移动光标到末尾

5.3在末尾追加:

#java environment
export JAVA_HOME=/usr/local/src/jdk1.8.0_212
export CLASSPATH=.:${JAVA_HOME}/jre/lib/rt.jar:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar
export PATH=$PATH:${JAVA_HOME}/bin

 执行:esc

执行::wq!

5.4刷新配置文件,验证JDK是否配置成功:

先定为到 /etc目录,然后执行

source /etc/profile

java -version

tomcat安装

1.下载:https://tomcat.apache.org/download-90.cgi

2.将jtomcat复制到/usr/local/src/下(可以使用xftp传输)

3.解压:tar -axvf   apache-tomcat-9.0.29.tar.gz

4.配置环境变量

 vim /etc/profile

做如下配置:

 刷新配置:

 5.修改端口及域名指向

将/usr/local/src/apache-tomcat-9.0.29/conf下的server.xml下载到自己电脑上

端口号修改为80

    <Connector port="80" protocol="HTTP/1.1"
               connectionTimeout="20000"
               redirectPort="8443" />

绑定网站

 <Host name="java.eggtwo.com"  appBase=""
            unpackWARs="true" autoDeploy="true">

        <!-- SingleSignOn valve, share authentication between web applications
             Documentation at: /docs/config/valve.html -->
        <!--
        <Valve className="org.apache.catalina.authenticator.SingleSignOn" />
        -->

        <!-- Access log processes all example.
             Documentation at: /docs/config/valve.html
             Note: The pattern used is equivalent to using pattern="common" -->
        <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs"
               prefix="localhost_access_log" suffix=".txt"
               pattern="%h %l %u %t &quot;%r&quot; %s %b" />
               
               
               
    <Context path="/" docBase="/usr/local/src/apache-tomcat-9.0.29/webapps/questionnaire_ssm.war" debug="0" previledge="true" reloadable="true"/>

      </Host>

6.启动和关闭tomcat

启动:/usr/local/src/apache-tomcat-9.0.29/bin/startup.sh
关闭:/usr/local/src/apache-tomcat-9.0.29/bin/shutdown.sh

7.设置自动启动

mysql安装

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转载自www.cnblogs.com/eggTwo/p/11984131.html