Linux Centos7 tomcat9安装配置,Centos Tomcat开机启动

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©Copyright 蕃薯耀 2022-01-06

​蕃薯耀的博客_CSDN博客

一、下载tomcat9,并上传到服务器

下载地址:

官网下载地址:
https://tomcat.apache.org/download-90.cgi


官网tomcat9直接下载地址:
https://dlcdn.apache.org/tomcat/tomcat-9/v9.0.56/bin/apache-tomcat-9.0.56.tar.gz

将tomcat的压缩包(apache-tomcat-9.0.56.tar.gz)上传到服务的文件夹中,如:/java

二、tomcat9 安装配置,开机启动

1、解压文件

cd /java

tar -zxvf apache-tomcat-9.0.56.tar.gz

2、重命名文件夹

修改短一点,更新容易记。

mv apache-tomcat-9.0.56 tomcat9


3、修改server.xml文件,修改tomcat端口

cd /java/tomcat9/conf/

vi /java/tomcat9/conf/server.xml

将端口由默认的 8080 端口修改成9000:port="9000"

    <Connector port="9000" protocol="HTTP/1.1"
               connectionTimeout="20000"
               redirectPort="8443" />

4、修改tomcat的context.xml文件,增加缓存大小

不修改此配置,因缓存过小,无法正常加载文件,启动时可能会报错

cd /java/tomcat9/conf

vi context.xml

增加的内容如下:

<Resources cacheMaxSize="512000" cachingAllowed="true"/>

具体如下:

<Context>

    <!-- Default set of monitored resources. If one of these changes, the    -->
    <!-- web application will be reloaded.                                   -->
    <WatchedResource>WEB-INF/web.xml</WatchedResource>
    <WatchedResource>WEB-INF/tomcat-web.xml</WatchedResource>
    <WatchedResource>${catalina.base}/conf/web.xml</WatchedResource>

    <Resources cacheMaxSize="512000" cachingAllowed="true"/>

    <!-- Uncomment this to disable session persistence across Tomcat restarts -->
    <!--
    <Manager pathname="" />
    -->
</Context>

5、Centos开放tomcat端口

开放端口,如:9000:

sudo firewall-cmd --zone=public --add-port=9000/tcp --permanent

使用了普通用户,前面增加了sudo,如果是root用户,则不需要

让端口生效:

sudo firewall-cmd --reload

查看防火墙所有开放的端口

sudo firewall-cmd --zone=public --list-ports


6、Centos配置Tomcat的环境变量

编辑/etc/profile,方便在任何地方用Tomcat命令

sudo vi /etc/profile

增加Tomcat变量配置

CATALINA_HOME=/java/tomcat9
CATALINA_BASE=/java/tomcat9
PATH=$PATH:$CATALINA_BASE/bin
export  CATALINA_HOME CATALINA_BASE PATH 

重新编译,让配置生效

source /etc/profile

7、修改tomcat运行的jvm

setenv.sh默认是没有的,直接增加

vi /java/tomcat9/bin/setenv.sh

增加的内容:

#add tomcat pid
CATALINA_PID="$CATALINA_BASE/tomcat-9000.pid"

#add java opts
JAVA_OPTS="-server -XX:PermSize=1024m -XX:MaxPermSize=1024m -Xms512m -Xmx512m -XX:MaxNewSize=256m"

添加权限确保文件setenv.sh可执行

chmod +x /java/tomcat9/bin/setenv.sh

8、修改tomcat的setclasspath.sh,配置Java路径


在setclasspath.sh的头加上下面的配置,不然会报错(Neither the JAVA_HOME nor the JRE_HOME environment variable is defined):

vi /java/tomcat9/bin/setclasspath.sh

在Set JAVA_HOME or JRE_HOME这句话下面增加,增加的内容:

# -----------------------------------------------------------------------------
#  Set JAVA_HOME or JRE_HOME if not already set, ensure any provided settings
#  are valid and consistent with the selected start-up options and set up the
#  endorsed directory.
# -----------------------------------------------------------------------------
export JAVA_HOME=/java/jdk1.8
export JRE_HOME=/java/jdk1.8/jre

三、tomcat启动运行

1、启动tomcat

cd /java/tomcat9/bin

./startup.sh


2、关闭Tomcat服务

./shutdown.sh

3、tomcat开机启动,tomcat自动启动

增加tomat服务启动文件:tomcat.9000.service

cd /usr/lib/systemd/system

sudo vi /usr/lib/systemd/system/tomcat.9000.service


tomcat.9000.service文件内容:

[Unit]
Description=Tomcat-9000
After=syslog.target network.target remote-fs.target nss-lookup.target
  
[Service]
Type=oneshot
ExecStart=/java/tomcat9/bin/startup.sh
ExecStop=/java/tomcat9/bin/shutdown.sh
ExecReload=/bin/kill -s HUP $MAINPID
ExecStop=/bin/kill -s QUIT $MAINPID
RemainAfterExit=yes
 
[Install]
WantedBy=multi-user.target

root用户开启tomcat开机启动服务:

systemctl enable tomcat.9000.service

root用户启动Tomcat服务:

systemctl start tomcat.9000.service

root用户查看服务状态:
 

systemctl status tomcat.9000.service

其它命令:

root用户关闭tomcat开机自启:
systemctl disable tomcat.9000.service


root用户停止服务:
systemctl stop tomcat.9000.service


root用户重启服务:
systemctl restart tomcat.9000.service

4、重启Centos服务器


重启Centos服务器,验证tomcat是否开机启动

reboot -f


四、防火墙的一些命令

查看防火墙状态:
firewall-cmd --state

关闭防火墙
systemctl stop firewalld.service

禁止防火墙开机启动
systemctl disable firewalld.service

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©Copyright 蕃薯耀 2022-01-06

​​蕃薯耀的博客_CSDN博客


 

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转载自blog.csdn.net/w995223851/article/details/122336353