tomcat8 + nginx + memcached + cas 实现负载均衡的配置包

1，tomcat8的配置： 1.1修改tomcat8.x/conf/context.xml的配置如下: <?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. --> <!-- The contents of this file will be loaded for each web application --> <Context> <!-- Default set of monitored resources. If one of these changes, the --> <!-- web application will be reloaded. --> <WatchedResource>WEB-INF/web.xml</WatchedResource> <WatchedResource>${catalina.base}/conf/web.xml</WatchedResource> <!-- Uncomment this to disable session persistence across Tomcat restarts --> <!-- <Manager pathname="" /> <Resources cachingAllowed="true" cacheMaxSize="100000" /> <Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager" memcachedNodes="n1:127.0.0.1:11211" username="root" password="" sticky="false" sessionBackupAsync="false" lockingMode="uriPattern:/path1|/path2" requestUriIgnorePattern=".*\.(ico|png|gif|jpg|css|js)$" transcoderFactoryClass="de.javakaffee.web.msm.serializer.kryo.KryoTranscoderFactory" /> --> <Resources cachingAllowed="true" cacheMaxSize="100000" /> <Manager className="de.javakaffee.web.msm.MemcachedBackupSessionManager" memcachedNodes="n1:127.0.0.1:11211" username="root" password="" sticky="false" sessionBackupAsync="false" lockingMode="uriPattern:/path1|/path2" requestUriIgnorePattern=".*\.(ico|png|gif|jpg|css|js)$" sessionBackupTimeout="18000" transcoderFactoryClass="de.javakaffee.web.msm.serializer.javolution.JavolutionTranscoderFactory" copyCollectionsForSerialization="false" /> </Context> 1.2添加memcached如下依赖的jar包到tomcat8.x/lib/: asm-5.1.jar couchbase-client-1.4.12.jar javolution-5.5.1.jar kryo-4.0.0.jar kryo-serializers-0.38.jar memcached-session-manager-2.0.0.jar memcached-session-manager-tc8-2.0.0.jar minlog-1.3.jar msm-javolution-serializer-2.0.0.jar msm-kryo-serializer-2.0.0.jar msm-xstream-serializer-2.0.0.jar objenesis-2.1.jar reflectasm-1.09.jar spymemcached-2.12.1.jar 2，nginx的配置： #user nobody; worker_processes 1; #error_log logs/error.log; #error_log logs/error.log notice; #error_log logs/error.log info; #pid logs/nginx.pid; events { worker_connections 1024; } http { include mime.types; default_type application/octet-stream; log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"'; access_log logs/access.log main; client_header_timeout 3m; client_body_timeout 3m; send_timeout 3m; sendfile on; tcp_nopush on; tcp_nodelay on; #keepalive_timeout 0; keepalive_timeout 65; gzip on; #设定负载均衡的服务器列表 upstream 127.0.0.1 { #设定负载均衡的服务器列表 #ip_hash; #同一机器在多网情况下，路由切换，ip可能不同 #weigth参数表示权值，权值越高被分配到的几率越大 server 127.0.0.1:8085 weight=1 max_fails=20 fail_timeout=600s; server 127.0.0.1:8086 weight=1 max_fails=20 fail_timeout=600s; } map $http_upgrade $connection_upgrade { default upgrade; '' close; } server { listen 80; server_name localhost; charset UTF-8; #设定本虚拟主机的访问日志 access_log logs/host.access.log main; #对 "/" 所有应用启用负载均衡 location / { proxy_pass http://127.0.0.1; #保留用户真实信息 proxy_set_header X-Real-IP $remote_addr; proxy_set_header Host $host; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection "upgrade"; index index.html index.htm index.aspx; } #对 "/Dossm3RabbitMQConsumer/" 启用负载均衡 location /Dossm3RabbitMQConsumer/ { proxy_pass http://localhost:8086; #保留用户真实信息 proxy_set_header X-Real-IP $remote_addr; proxy_set_header Host $host; proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for; proxy_http_version 1.1; proxy_set_header Upgrade $http_upgrade; proxy_set_header Connection "upgrade"; index index.html index.htm index.aspx; } } # another virtual host using mix of IP-, name-, and port-based configuration # #server { # listen 8000; # listen somename:8080; # server_name somename alias another.alias; # location / { # root html; # index index.html index.htm; # } #} # HTTPS server # #server { # listen 443 ssl; # server_name localhost; # ssl_certificate cert.pem; # ssl_certificate_key cert.key; # ssl_session_cache shared:SSL:1m; # ssl_session_timeout 5m; # ssl_ciphers HIGH:!aNULL:!MD5; # ssl_prefer_server_ciphers on; # location / { # root html; # index index.html index.htm; # } #} } 3，cas的配置（）： 3.1 修改/CAS/WEB-INF/spring-configuration/ticketRegistry.xml <?xml version="1.0" encoding="UTF-8"?> <!-- Licensed to Jasig under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. Jasig 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 the following location: 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. --> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p" xmlns:util="http://www.springframework.org/schema/util" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util.xsd"> <description> Configuration for the default TicketRegistry which stores the tickets in-memory and cleans them out as specified intervals. </description> <!-- memcached 配置开始 --> <!-- Ticket Registry --> <bean id="ticketRegistry" class="org.jasig.cas.ticket.registry.MemCacheTicketRegistry"> <constructor-arg index="0"> <bean class="net.spy.memcached.spring.MemcachedClientFactoryBean" p:servers="127.0.0.1:11211" p:protocol="BINARY" p:locatorType="ARRAY_MOD" p:failureMode="Redistribute" p:transcoder-ref="serialTranscoder"> <property name="hashAlg"> <util:constant static-field="net.spy.memcached.DefaultHashAlgorithm.FNV1A_64_HASH" /> </property> </bean> </constructor-arg> <!-- TGT timeout in seconds --> <constructor-arg index="1" value="36000" /> <!-- ST timeout in seconds --> <constructor-arg index="2" value="2" /> </bean> <bean id="serialTranscoder" class="net.spy.memcached.transcoders.SerializingTranscoder" p:compressionThreshold="2048" /> <!-- memcached 配置结束 --> <!--Quartz --> <!-- 默认配置开始 --> <!-- Ticket Registry --> <!-- <bean id="ticketRegistry" class="org.jasig.cas.ticket.registry.DefaultTicketRegistry" />--> <!-- TICKET REGISTRY CLEANER --> <!-- <bean id="ticketRegistryCleaner" class="org.jasig.cas.ticket.registry.support.DefaultTicketRegistryCleaner" p:ticketRegistry-ref="ticketRegistry" p:logoutManager-ref="logoutManager" /> <bean id="jobDetailTicketRegistryCleaner" class="org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean" p:targetObject-ref="ticketRegistryCleaner" p:targetMethod="clean" /> <bean id="triggerJobDetailTicketRegistryCleaner" class="org.springframework.scheduling.quartz.SimpleTriggerBean" p:jobDetail-ref="jobDetailTicketRegistryCleaner" p:startDelay="200000" p:repeatInterval="50000000" /> --> <!-- 默认配置结束 --> </beans> 3.2 添加cas和memcached整合的如下依赖jar包到/CAS/WEB-INF/lib: cas-server-integration-memcached-4.0.0.jar mockito-core-2.1.0-RC.1.jar spymemcached-2.11.2.jar 参考CAS官方配置:https://apereo.github.io/cas/4.2.x/installation/Memcached-Ticket-Registry.html