在centos7上安装java和tomcat

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安装Java11

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yum install java-11-openjdk -y
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java -version

openjdk version "11.0.5" 2019-10-15 LTS
OpenJDK Runtime Environment 18.9 (build 11.0.5+10-LTS)
OpenJDK 64-Bit Server VM 18.9 (build 11.0.5+10-LTS, mixed mode, sharing)

安装Tomcat

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wget http://mirrors.tuna.tsinghua.edu.cn/apache/tomcat/tomcat-9/v9.0.27/bin/apache-tomcat-9.0.27.tar.gz
tar xzf apache-tomcat-9.0.27.tar.gz
mv apache-tomcat-9.0.27 /usr/local/tomcat9

启动tomcat

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cd /usr/local/tomcat9/
./bin/startup.sh

输出示例

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Using CATALINA_BASE:   /usr/local/tomcat9
Using CATALINA_HOME:   /usr/local/tomcat9
Using CATALINA_TMPDIR: /usr/local/tomcat9/temp
Using JRE_HOME:        /usr
Using CLASSPATH:       /usr/local/tomcat9/bin/bootstrap.jar:/usr/local/tomcat9/bin/tomcat-juli.jar
Tomcat started.

最后浏览器中输入 http://localhost:8080 即可访问tomcat服务器了。

war文件部署

打war包

项目名称为mygoodcache

eclipse中项目上右键 export-->war file -->Browse(指定打完的包存放路径)-->finish mygood.war包已经完成

部署到tomcat

  • 找到tomcat的安装路径（如：/usr/local/tomcat9/）
  • webapps文件夹中如果有war包及文件夹都删除
  • /usr/local/tomcat9/webapps 中上传新的war包
  • /usr/local/tomcat9/bin/startup.bat 启动tomcat

安装lnmp

https://lnmp.org/install.html

创建数据库

CREATE DATABASE crawler_pool CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;

导入数据库

mysql -p crawler_pool < mygood.sql