Linux安装多个Tomcat实例允许在同一台服务器上运行多个独立的Tomcat服务器,每个实例可以有不同的配置和应用。这通常用于隔离不同的应用程序,提高资源利用率和安全性。
以下是在Linux上安装多个Tomcat实例的步骤:
wget https://downloads.apache.org/tomcat/tomcat-9/v9.0.56/bin/apache-tomcat-9.0.56.tar.gz
tar -zxvf apache-tomcat-9.0.56.tar.gz -C /opt
mkdir -p /opt/tomcat-instance1
mkdir -p /opt/tomcat-instance2
cp -R /opt/apache-tomcat-9.0.56/* /opt/tomcat-instance1/
cp -R /opt/apache-tomcat-9.0.56/* /opt/tomcat-instance2/
server.xml
编辑/opt/tomcat-instance1/conf/server.xml
和/opt/tomcat-instance2/conf/server.xml
,确保端口号不冲突。
例如,/opt/tomcat-instance1/conf/server.xml
:
<Server port="8005" shutdown="SHUTDOWN">
<Service name="Catalina">
<Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" />
<Engine name="Catalina" defaultHost="localhost">
<Realm className="org.apache.catalina.realm.LockOutRealm">
<Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/>
</Realm>
<Host name="localhost" appBase="webapps" unpackWARs="true" autoDeploy="true">
<Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs" prefix="localhost_access_log" suffix=".txt" pattern="%h %l %u %t "%r" %s %b" />
</Host>
</Engine>
</Service>
</Server>
/opt/tomcat-instance2/conf/server.xml
:
<Server port="8006" shutdown="SHUTDOWN">
<Service name="Catalina">
<Connector port="8081" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8444" />
<Engine name="Catalina" defaultHost="localhost">
<Realm className="org.apache.catalina.realm.LockOutRealm">
<Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/>
</Realm>
<Host name="localhost" appBase="webapps" unpackWARs="true" autoDeploy="true">
<Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs" prefix="localhost_access_log" suffix=".txt" pattern="%h %l %u %t "%r" %s %b" />
</Host>
</Engine>
</Service>
</Server>
编辑/etc/profile
或~/.bashrc
,添加以下内容:
export CATALINA_HOME1=/opt/tomcat-instance1
export CATALINA_HOME2=/opt/tomcat-instance2
export PATH=$PATH:$CATALINA_HOME1/bin:$CATALINA_HOME2/bin
然后执行source /etc/profile
或source ~/.bashrc
使配置生效。
startup.sh -f /opt/tomcat-instance1/bin/startup.sh
startup.sh -f /opt/tomcat-instance2/bin/startup.sh
server.xml
中的端口号来解决。通过以上步骤,你可以在Linux上成功安装并运行多个Tomcat实例。
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