声明：本博文用于学习总结及工作心得

环境：

linux Ubuntu 14.04

Tomcat7 

nginx 1.1.1

软件安装这里就不介绍了 

大概思路是：nginx 配置listen80端口 然后使用nginx反向代理: tomcat 配置不同端口两个项目分别是8080，8081

具体配置文件：server.xml

<?xml version='1.0' encoding='utf-8'?><!--  Licensed to the Apache Software Foundation (ASF) under one or more  contributor license agreements.  See the NOTICE file distributed with  this work for additional information regarding copyright ownership.  The ASF licenses this file to You under the Apache License, Version 2.0  (the "License"); you may not use this file except in compliance with  the License.  You may obtain a copy of the License at      http://www.apache.org/licenses/LICENSE-2.0  Unless required by applicable law or agreed to in writing, software  distributed under the License is distributed on an "AS IS" BASIS,  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either exPRess or implied.  See the License for the specific language governing permissions and  limitations under the License.--><!-- Note:  A "Server" is not itself a "Container", so you may not     define subcomponents such as "Valves" at this level.     Documentation at /docs/config/server.html --><Server port="8005" shutdown="SHUTDOWN">  <!-- Security listener. Documentation at /docs/config/listeners.html  <Listener className="org.apache.catalina.security.SecurityListener" />  -->  <!--APR library loader. Documentation at /docs/apr.html -->  <!--  <Listener className="org.apache.catalina.core.AprLifecycleListener" SSLEngine="on" />  -->  <!--Initialize Jasper prior to webapps are loaded. Documentation at /docs/jasper-howto.html -->  <Listener className="org.apache.catalina.core.JasperListener" />  <!-- Prevent memory leaks due to use of particular java/javax APIs-->  <Listener className="org.apache.catalina.core.JreMemoryLeakPreventionListener" />  <Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener" />  <Listener className="org.apache.catalina.core.ThreadLocalLeakPreventionListener" />  <!-- Global JNDI resources       Documentation at /docs/jndi-resources-howto.html  -->  <GlobalNamingResources>    <!-- Editable user database that can also be used by         UserDatabaseRealm to authenticate users    -->    <Resource name="UserDatabase" auth="Container"              type="org.apache.catalina.UserDatabase"              description="User database that can be updated and saved"              factory="org.apache.catalina.users.MemoryUserDatabaseFactory"              pathname="conf/tomcat-users.xml" />  </GlobalNamingResources>  <!-- A "Service" is a collection of one or more "Connectors" that share       a single "Container" Note:  A "Service" is not itself a "Container",       so you may not define subcomponents such as "Valves" at this level.       Documentation at /docs/config/service.html   -->   <!--项目1-->  <Service name="Catalina">    <!-- 配置端口 编码 HTTP协议 超时 -->    <Connector port="8080" protocol="HTTP/1.1"               connectionTimeout="20000"               URIEncoding="UTF-8"               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">		<!-- 配置的虚拟目录 这里的路径：/erpshow  需要与nginx 反向代理一致-->			<Context path="/" reloadable="true"                      docBase="/var/lib/tomcat7/webapps/ROOT2" />        <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>  <!-- 项目2服务 -->  <Service name="Catalina">	<!-- 配置端口 编码 HTTP协议 超时 -->    <Connector port="8081" protocol="HTTP/1.1"               connectionTimeout="20000"               URIEncoding="UTF-8"               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">		<!-- 配置的虚拟目录 这里的路径：/erpshow  需要与nginx 反向代理一致-->			<Context path="/erpshow" reloadable="true"                      docBase="/var/lib/tomcat7/webapps/ROOT" />        <!-- 配置的其它虚拟目录 		<Context path="/data/customfiles/photos" docBase="/data/customfiles/photos/" debug="0" reloadable="true"/>		<Context path="/attachments" docBase="/data/" debug="0" reloadable="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>
nginx:
server {    listen 80;    server_name ~.*;	#转发至8080	一定要在server.xml中配置/ 的虚拟目录		location / {        proxy_pass http://127.0.0.1:8080;        proxy_set_header Host $host;    }	#转发至8081 一定要在server.xml中配置erpshow 的虚拟目录		location  ^~ /erpshow/                {                #   root /data/customfiles/photos/;                #   expires    30d;                #accesskey on;                #accesskey_arg "sign";                #accesskey_hashmethod md5;                #accesskey_signature "renhxy.com2016";                proxy_set_header      Host $host;                proxy_pass http://127.0.0.1:8081;                }}