tomcat lb cluster

時間  2019-11-11
標籤 tomcat cluster 欄目 Tomcat 简体版
原文   原文鏈接

tomcat lb cluster

session會話保持
source ip
cookiehtml

nginx proxy>>tomcat1>>tomcat2

nginxjava

vim /etc/hosts
web1.test.com 192.168.100.101 
web2.test.com 192.168.100.102

vim /etc/nginx/nginx.conf
upstream webs {
        ip_hash;
        server web1.test.com:8080;
        server web2.test.com:8080;
}

server {
...
        location ~* \.(jsp|do)$ {
                proxy_pass http://webs;
        }
}

nginx -t 
nginx -s reload

tomcat1nginx

<?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"> <Listener className="org.apache.catalina.startup.VersionLoggerListener" /> <!-- 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" /> <!-- 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 --> <Service name="Catalina"> <!--The connectors can use a shared executor, you can define one or more named thread pools--> <!-- <Executor name="tomcatThreadPool" namePrefix="catalina-exec-" maxThreads="150" minSpareThreads="4"/> --> <!-- A "Connector" represents an endpoint by which requests are received and responses are returned. Documentation at : Java HTTP Connector: /docs/config/http.html Java AJP Connector: /docs/config/ajp.html APR (HTTP/AJP) Connector: /docs/apr.html Define a non-SSL/TLS HTTP/1.1 Connector on port 8080 --> <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> <!-- A "Connector" using the shared thread pool--> <!-- <Connector executor="tomcatThreadPool" port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 This connector uses the NIO implementation. The default SSLImplementation will depend on the presence of the APR/native library and the useOpenSSL attribute of the AprLifecycleListener. Either JSSE or OpenSSL style configuration may be used regardless of the SSLImplementation selected. JSSE style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11NioProtocol" maxThreads="150" SSLEnabled="true"> <SSLHostConfig> <Certificate certificateKeystoreFile="conf/localhost-rsa.jks" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 with HTTP/2 This connector uses the APR/native implementation which always uses OpenSSL for TLS. Either JSSE or OpenSSL style configuration may be used. OpenSSL style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11AprProtocol" maxThreads="150" SSLEnabled="true" > <UpgradeProtocol className="org.apache.coyote.http2.Http2Protocol" /> <SSLHostConfig> <Certificate certificateKeyFile="conf/localhost-rsa-key.pem" certificateFile="conf/localhost-rsa-cert.pem" certificateChainFile="conf/localhost-rsa-chain.pem" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define an AJP 1.3 Connector on port 8009 --> <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" /> <!-- An Engine represents the entry point (within Catalina) that processes every request. The Engine implementation for Tomcat stand alone analyzes the HTTP headers included with the request, and passes them on to the appropriate Host (virtual host). Documentation at /docs/config/engine.html --> <!-- You should set jvmRoute to support load-balancing via AJP ie : <Engine name="Catalina" defaultHost="localhost" jvmRoute="jvm1"> --> <Engine name="Catalina" defaultHost="web1.test.com"> <!--For clustering, please take a look at documentation at: /docs/cluster-howto.html (simple how to) /docs/config/cluster.html (reference documentation) --> <!-- <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"/> --> <!-- Use the LockOutRealm to prevent attempts to guess user passwords via a brute-force attack --> <Realm className="org.apache.catalina.realm.LockOutRealm"> <!-- This Realm uses the UserDatabase configured in the global JNDI resources under the key "UserDatabase". Any edits that are performed against this UserDatabase are immediately available for use by the Realm. --> <Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/> </Realm> <Host name="localhost" appBase="webapps" unpackWARs="true" autoDeploy="true"> <!-- SingleSignOn valve, share authentication between web applications Documentation at: /docs/config/valve.html --> <!-- <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> --> <!-- Access log processes all example. Documentation at: /docs/config/valve.html Note: The pattern used is equivalent to using pattern="common" --> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs" prefix="localhost_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> <Host name="web1.test.com" appBase="/data/webapps" unpackWARs="true" autoDeploy="true"> <Context path="" docBase="ROOT" reloadable="true"> <Valve className="org.apache.catalina.valves.RemoteAddrValve" deny="192\.168\.100\.111" /> </Context> <Context path="/shop" docBase="shopxx" reloadable="true" /> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="/data/logs" prefix="web1_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> </Engine> </Service> </Server> catalina.sh configtest catalina.sh stop catalina.sh start

tomcat2web

<?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"> <Listener className="org.apache.catalina.startup.VersionLoggerListener" /> <!-- 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" /> <!-- 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 --> <Service name="Catalina"> <!--The connectors can use a shared executor, you can define one or more named thread pools--> <!-- <Executor name="tomcatThreadPool" namePrefix="catalina-exec-" maxThreads="150" minSpareThreads="4"/> --> <!-- A "Connector" represents an endpoint by which requests are received and responses are returned. Documentation at : Java HTTP Connector: /docs/config/http.html Java AJP Connector: /docs/config/ajp.html APR (HTTP/AJP) Connector: /docs/apr.html Define a non-SSL/TLS HTTP/1.1 Connector on port 8080 --> <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> <!-- A "Connector" using the shared thread pool--> <!-- <Connector executor="tomcatThreadPool" port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 This connector uses the NIO implementation. The default SSLImplementation will depend on the presence of the APR/native library and the useOpenSSL attribute of the AprLifecycleListener. Either JSSE or OpenSSL style configuration may be used regardless of the SSLImplementation selected. JSSE style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11NioProtocol" maxThreads="150" SSLEnabled="true"> <SSLHostConfig> <Certificate certificateKeystoreFile="conf/localhost-rsa.jks" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 with HTTP/2 This connector uses the APR/native implementation which always uses OpenSSL for TLS. Either JSSE or OpenSSL style configuration may be used. OpenSSL style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11AprProtocol" maxThreads="150" SSLEnabled="true" > <UpgradeProtocol className="org.apache.coyote.http2.Http2Protocol" /> <SSLHostConfig> <Certificate certificateKeyFile="conf/localhost-rsa-key.pem" certificateFile="conf/localhost-rsa-cert.pem" certificateChainFile="conf/localhost-rsa-chain.pem" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define an AJP 1.3 Connector on port 8009 --> <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" /> <!-- An Engine represents the entry point (within Catalina) that processes every request. The Engine implementation for Tomcat stand alone analyzes the HTTP headers included with the request, and passes them on to the appropriate Host (virtual host). Documentation at /docs/config/engine.html --> <!-- You should set jvmRoute to support load-balancing via AJP ie : <Engine name="Catalina" defaultHost="localhost" jvmRoute="jvm1"> --> <Engine name="Catalina" defaultHost="web2.test.com"> <!--For clustering, please take a look at documentation at: /docs/cluster-howto.html (simple how to) /docs/config/cluster.html (reference documentation) --> <!-- <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"/> --> <!-- Use the LockOutRealm to prevent attempts to guess user passwords via a brute-force attack --> <Realm className="org.apache.catalina.realm.LockOutRealm"> <!-- This Realm uses the UserDatabase configured in the global JNDI resources under the key "UserDatabase". Any edits that are performed against this UserDatabase are immediately available for use by the Realm. --> <Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/> </Realm> <Host name="localhost" appBase="webapps" unpackWARs="true" autoDeploy="true"> <!-- SingleSignOn valve, share authentication between web applications Documentation at: /docs/config/valve.html --> <!-- <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> --> <!-- Access log processes all example. Documentation at: /docs/config/valve.html Note: The pattern used is equivalent to using pattern="common" --> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs" prefix="localhost_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> <Host name="web2.test.com" appBase="/data/webapps" unpackWARs="true" autoDeploy="true"> <Context path="" docBase="ROOT" reloadable="true"> <Valve className="org.apache.catalina.valves.RemoteAddrValve" deny="192\.168\.100\.111" /> </Context> <Context path="/shop" docBase="shopxx" reloadable="true" /> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="/data/logs" prefix="web1_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> </Engine> </Service> </Server> catalina.sh configtest catalina.sh stop catalina.sh start

客戶端測試shell

firefox http://192.168.200.102/index.jsp

apache proxy >>tomcat1>>tomcat2

(1)apache:
mod_proxy
mod_proxy_http
mod_proxy_balancer
tomcat:
http connector
(2)apache:
mod_proxy
mod_proxy_ajp
mod_proxy_balancer
tomcat:
ajp connector
(3)apache:
mod_jk
tomcat:
ajp connectorexpress

tomcat session綁定+負載均衡

httpdapache

<proxy balancer://lbcluster1>
        balancerMember http://192.168.100.101:8080 loadfactor=10 route=TomcatA
        balancerMember http://192.168.100.102:8080 loadfactor=10 route=TomcatB
</proxy>
<VirtualHost *:80>
        ServerName www.test.com
        ProxyVia On
        ProxyRequests Off
        ProxyPreserveHost On
        <Proxy *>
                Require all granted
        </Proxy>
                ProxyPass /status !
        ProxyPass / balancer://lbcluster1/
        ProxyPassReverse / balancer://lbcluster1/
        <Location />
                Require all granted
        </Location>
</VirtualHost>

tomcatavim

<Engine name="Catalina" defaultHost="web1.test.com" jvmRoute="TomcatA"> vim index.jsp <%@ page language="java" %> <%@ page import="java.util.*" %> <html> <head><title>JSP Test Page</title></head> <body> <h1><font color="red">TomcatA.test.com</font></h1> <table align="centre"border="1"> <tr> <td>Session ID</td> <% session.setAttribute("test.com","test.com"); %> <td><%=session.getId() %></td></tr> <tr> <td>Created on</td> <td><%=session.getCreationTime() %></td> </tr> </table> </body> </html>

tomcatbtomcat

<Engine name="Catalina" defaultHost="web1.test.com" jvmRoute="TomcatB"> vim index.jsp <%@ page language="java" %> <%@ page import="java.util.*" %> <html> <head><title>JSP Test Page</title></head> <body> <h1><font color="blue">TomcatB.test.com</font></h1> <table align="centre"border="1"> <tr> <td>Session ID</td> <% session.setAttribute("test.com","test.com"); %> <td><%=session.getId() %></td></tr> <tr> <td>Created on</td> <td><%=session.getCreationTime() %></td> </tr> </table> </body> </html>

clientcookie

firefox http://192.168.100.101
啓用balancer模塊內置的manager
vim vhosts.conf
Header add Set-Cookie "ROUTEID=.%{BALANCER_WORKER_ROUTE}e; path=/" env=BALANCER_ROUTE_CHANGED
<proxy balancer://lbcluster1>
        balancerMember http://192.168.100.101:8080 loadfactor=10 route=TomcatA
        balancerMember http://192.168.100.102:8080 loadfactor=10 route=TomcatB
        ProxySet stickysession=ROUTEID
</proxy>
<VirtualHost *:80>
        ServerName web1.test.com
        ProxyVia On
        ProxyRequests Off
        ProxyPreserveHost On
        <Proxy *>
                Require all granted
        </Proxy>
                ProxyPass /status !
        ProxyPass / balancer://lbcluster1/
        ProxyPassReverse / balancer://lbcluster1/
        <Location />
                Require all granted
        </Location>
<Location /balancer-manager>
SetHandler balancer-manager
Proxypass !
Require all granted
#Ordey Deny,Allow
#Allow from all
</Location>
</VirtualHost>


firefox http://192.168.100.101/balancer-manager

http裝載模塊 tomcat-connectors

mod_jk 額外編譯安裝

yum install httpd-devel gcc glibc-devel -y
yum groupinstall "Development Tools"
which apxs

tar xf tomcat-connectors-1.2.46-src.tar.gz
cd tomcat-connectors-1.2.46-src/native
./configure --with-apxs=/usr/bin/apxs
make -j4 && make install

vim  /etc/httpd/conf.d/mod_jk.conf 
LoadModule jk_module modules/mod_jk.so
JkWorkersFile /etc/httpd/conf.d/workers.properties
JkLogFile logs/mod_jk.log 
JkLogLevel debug 
JkMount /* TomcatA JkMount /status/ stat1 vim /etc/httpd/conf.d/workers.properties worker.list=TomcatA,stat1 worker.TomcatA.port=8009 worker.TomcatA.host=192.168.100.101 worker.TomcatA.type=ajp13 worker.TomcatA.lbfactor=1 worker.stat1.type=status systemctl restart httpd firefox http://192.168.100.101/index.jsp firefox http://192.168.100.101/status/
負載均衡+session綁定

http

[root@localhost conf.d]# cat mod_jk.conf 
LoadModule jk_module modules/mod_jk.so
JkWorkersFile /etc/httpd/conf.d/workers.properties
JkLogFile logs/mod_jk.log 
JkLogLevel debug 
JkMount /* lbcluster1 
JkMount /status/ stat1

[root@localhost conf.d]# cat workers.properties 
worker.list=lbcluster1,stat1
worker.TomcatA.port=8009
worker.TomcatA.host=192.168.100.101
worker.TomcatA.type=ajp13
worker.TomcatA.lbfactor=1
worker.TomcatB.port=8009
worker.TomcatB.host=192.168.100.102
worker.TomcatB.type=ajp13
worker.TomcatB.lbfactor=1
worker.lbcluster1.type=lb
worker.lbcluster1.sticky_session=1
#worker.lbcluster1.sticky_session=0  #0表示不綁定session,1表示開啓
worker.lbcluster1.balance_workers=TomcatA,TomcatB
worker.stat1.type=status

session cluster

示例一

一、各節點配置使用deltamaanager
二、爲須要使用的session cluster的webapps開啓session disribution的功能
WEB-INF/web.xml

https://tomcat.apache.org/tomcat-8.5-doc/cluster-howto.html

tomcata

vim 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"> <Listener className="org.apache.catalina.startup.VersionLoggerListener" /> <!-- 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" /> <!-- 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 --> <Service name="Catalina"> <!--The connectors can use a shared executor, you can define one or more named thread pools--> <!-- <Executor name="tomcatThreadPool" namePrefix="catalina-exec-" maxThreads="150" minSpareThreads="4"/> --> <!-- A "Connector" represents an endpoint by which requests are received and responses are returned. Documentation at : Java HTTP Connector: /docs/config/http.html Java AJP Connector: /docs/config/ajp.html APR (HTTP/AJP) Connector: /docs/apr.html Define a non-SSL/TLS HTTP/1.1 Connector on port 8080 --> <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> <!-- A "Connector" using the shared thread pool--> <!-- <Connector executor="tomcatThreadPool" port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 This connector uses the NIO implementation. The default SSLImplementation will depend on the presence of the APR/native library and the useOpenSSL attribute of the AprLifecycleListener. Either JSSE or OpenSSL style configuration may be used regardless of the SSLImplementation selected. JSSE style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11NioProtocol" maxThreads="150" SSLEnabled="true"> <SSLHostConfig> <Certificate certificateKeystoreFile="conf/localhost-rsa.jks" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 with HTTP/2 This connector uses the APR/native implementation which always uses OpenSSL for TLS. Either JSSE or OpenSSL style configuration may be used. OpenSSL style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11AprProtocol" maxThreads="150" SSLEnabled="true" > <UpgradeProtocol className="org.apache.coyote.http2.Http2Protocol" /> <SSLHostConfig> <Certificate certificateKeyFile="conf/localhost-rsa-key.pem" certificateFile="conf/localhost-rsa-cert.pem" certificateChainFile="conf/localhost-rsa-chain.pem" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define an AJP 1.3 Connector on port 8009 --> <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" /> <!-- An Engine represents the entry point (within Catalina) that processes every request. The Engine implementation for Tomcat stand alone analyzes the HTTP headers included with the request, and passes them on to the appropriate Host (virtual host). Documentation at /docs/config/engine.html --> <!-- You should set jvmRoute to support load-balancing via AJP ie : <Engine name="Catalina" defaultHost="localhost" jvmRoute="jvm1"> --> <Engine name="Catalina" defaultHost="web1.test.com" jvmRoute="TomcatA"> <!--For clustering, please take a look at documentation at: /docs/cluster-howto.html (simple how to) /docs/config/cluster.html (reference documentation) --> <!-- <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"/> --> <!-- Use the LockOutRealm to prevent attempts to guess user passwords via a brute-force attack --> <Realm className="org.apache.catalina.realm.LockOutRealm"> <!-- This Realm uses the UserDatabase configured in the global JNDI resources under the key "UserDatabase". Any edits that are performed against this UserDatabase are immediately available for use by the Realm. --> <Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/> </Realm> <Host name="localhost" appBase="webapps" unpackWARs="true" autoDeploy="true"> <!-- SingleSignOn valve, share authentication between web applications Documentation at: /docs/config/valve.html --> <!-- <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> --> <!-- Access log processes all example. Documentation at: /docs/config/valve.html Note: The pattern used is equivalent to using pattern="common" --> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs" prefix="localhost_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> <Host name="web1.test.com" appBase="/data/webapps" unpackWARs="true" autoDeploy="true"> <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster" channelSendOptions="8"> <Manager className="org.apache.catalina.ha.session.DeltaManager" expireSessionsOnShutdown="false" notifyListenersOnReplication="true"/> <Channel className="org.apache.catalina.tribes.group.GroupChannel"> <Membership className="org.apache.catalina.tribes.membership.McastService" address="228.0.0.4" port="45564" frequency="500" dropTime="3000"/> <Receiver className="org.apache.catalina.tribes.transport.nio.NioReceiver" address="192.168.100.101" port="4000" autoBind="100" selectorTimeout="5000" maxThreads="6"/> <Sender className="org.apache.catalina.tribes.transport.ReplicationTransmitter"> <Transport className="org.apache.catalina.tribes.transport.nio.PooledParallelSender"/> </Sender> <Interceptor className="org.apache.catalina.tribes.group.interceptors.TcpFailureDetector"/> <Interceptor className="org.apache.catalina.tribes.group.interceptors.MessageDispatchInterceptor"/> </Channel> <Valve className="org.apache.catalina.ha.tcp.ReplicationValve" filter=""/> <Valve className="org.apache.catalina.ha.session.JvmRouteBinderValve"/> <Deployer className="org.apache.catalina.ha.deploy.FarmWarDeployer" tempDir="/tmp/war-temp/" deployDir="/tmp/war-deploy/" watchDir="/tmp/war-listen/" watchEnabled="false"/> <ClusterListener className="org.apache.catalina.ha.session.ClusterSessionListener"/> </Cluster> <Context path="" docBase="ROOT" reloadable="true"> <Valve className="org.apache.catalina.valves.RemoteAddrValve" deny="192\.168\.100\.111" /> </Context> <Context path="/shop" docBase="shopxx" reloadable="true" /> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="/data/logs" prefix="web1_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> </Engine> </Service> </Server> cp /usr/local/tomcat/conf/web.xml /data/webapps/ROOT/WEB-INF/ vim web.xml <distributable/> catalina.sh configtest catalina.sh stop catalina.sh start tail -100 /usr/local/tomcat/logs/catalina.out

tomcatb

vim 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"> <Listener className="org.apache.catalina.startup.VersionLoggerListener" /> <!-- 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" /> <!-- 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 --> <Service name="Catalina"> <!--The connectors can use a shared executor, you can define one or more named thread pools--> <!-- <Executor name="tomcatThreadPool" namePrefix="catalina-exec-" maxThreads="150" minSpareThreads="4"/> --> <!-- A "Connector" represents an endpoint by which requests are received and responses are returned. Documentation at : Java HTTP Connector: /docs/config/http.html Java AJP Connector: /docs/config/ajp.html APR (HTTP/AJP) Connector: /docs/apr.html Define a non-SSL/TLS HTTP/1.1 Connector on port 8080 --> <Connector port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> <!-- A "Connector" using the shared thread pool--> <!-- <Connector executor="tomcatThreadPool" port="8080" protocol="HTTP/1.1" connectionTimeout="20000" redirectPort="8443" /> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 This connector uses the NIO implementation. The default SSLImplementation will depend on the presence of the APR/native library and the useOpenSSL attribute of the AprLifecycleListener. Either JSSE or OpenSSL style configuration may be used regardless of the SSLImplementation selected. JSSE style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11NioProtocol" maxThreads="150" SSLEnabled="true"> <SSLHostConfig> <Certificate certificateKeystoreFile="conf/localhost-rsa.jks" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define a SSL/TLS HTTP/1.1 Connector on port 8443 with HTTP/2 This connector uses the APR/native implementation which always uses OpenSSL for TLS. Either JSSE or OpenSSL style configuration may be used. OpenSSL style configuration is used below. --> <!-- <Connector port="8443" protocol="org.apache.coyote.http11.Http11AprProtocol" maxThreads="150" SSLEnabled="true" > <UpgradeProtocol className="org.apache.coyote.http2.Http2Protocol" /> <SSLHostConfig> <Certificate certificateKeyFile="conf/localhost-rsa-key.pem" certificateFile="conf/localhost-rsa-cert.pem" certificateChainFile="conf/localhost-rsa-chain.pem" type="RSA" /> </SSLHostConfig> </Connector> --> <!-- Define an AJP 1.3 Connector on port 8009 --> <Connector port="8009" protocol="AJP/1.3" redirectPort="8443" /> <!-- An Engine represents the entry point (within Catalina) that processes every request. The Engine implementation for Tomcat stand alone analyzes the HTTP headers included with the request, and passes them on to the appropriate Host (virtual host). Documentation at /docs/config/engine.html --> <!-- You should set jvmRoute to support load-balancing via AJP ie : <Engine name="Catalina" defaultHost="localhost" jvmRoute="jvm1"> --> <Engine name="Catalina" defaultHost="web1.test.com" jvmRoute="TomcatA"> <!--For clustering, please take a look at documentation at: /docs/cluster-howto.html (simple how to) /docs/config/cluster.html (reference documentation) --> <!-- <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster"/> --> <!-- Use the LockOutRealm to prevent attempts to guess user passwords via a brute-force attack --> <Realm className="org.apache.catalina.realm.LockOutRealm"> <!-- This Realm uses the UserDatabase configured in the global JNDI resources under the key "UserDatabase". Any edits that are performed against this UserDatabase are immediately available for use by the Realm. --> <Realm className="org.apache.catalina.realm.UserDatabaseRealm" resourceName="UserDatabase"/> </Realm> <Host name="localhost" appBase="webapps" unpackWARs="true" autoDeploy="true"> <!-- SingleSignOn valve, share authentication between web applications Documentation at: /docs/config/valve.html --> <!-- <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> --> <!-- Access log processes all example. Documentation at: /docs/config/valve.html Note: The pattern used is equivalent to using pattern="common" --> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="logs" prefix="localhost_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> <Host name="web1.test.com" appBase="/data/webapps" unpackWARs="true" autoDeploy="true"> <Cluster className="org.apache.catalina.ha.tcp.SimpleTcpCluster" channelSendOptions="8"> <Manager className="org.apache.catalina.ha.session.DeltaManager" expireSessionsOnShutdown="false" notifyListenersOnReplication="true"/> <Channel className="org.apache.catalina.tribes.group.GroupChannel"> <Membership className="org.apache.catalina.tribes.membership.McastService" address="228.0.0.4" port="45564" frequency="500" dropTime="3000"/> <Receiver className="org.apache.catalina.tribes.transport.nio.NioReceiver" address="192.168.100.101" port="4000" autoBind="100" selectorTimeout="5000" maxThreads="6"/> <Sender className="org.apache.catalina.tribes.transport.ReplicationTransmitter"> <Transport className="org.apache.catalina.tribes.transport.nio.PooledParallelSender"/> </Sender> <Interceptor className="org.apache.catalina.tribes.group.interceptors.TcpFailureDetector"/> <Interceptor className="org.apache.catalina.tribes.group.interceptors.MessageDispatchInterceptor"/> </Channel> <Valve className="org.apache.catalina.ha.tcp.ReplicationValve" filter=""/> <Valve className="org.apache.catalina.ha.session.JvmRouteBinderValve"/> <Deployer className="org.apache.catalina.ha.deploy.FarmWarDeployer" tempDir="/tmp/war-temp/" deployDir="/tmp/war-deploy/" watchDir="/tmp/war-listen/" watchEnabled="false"/> <ClusterListener className="org.apache.catalina.ha.session.ClusterSessionListener"/> </Cluster> <Context path="" docBase="ROOT" reloadable="true"> <Valve className="org.apache.catalina.valves.RemoteAddrValve" deny="192\.168\.100\.111" /> </Context> <Context path="/shop" docBase="shopxx" reloadable="true" /> <Valve className="org.apache.catalina.valves.AccessLogValve" directory="/data/logs" prefix="web1_access_log" suffix=".txt" pattern="%h %l %u %t &quot;%r&quot; %s %b" /> </Host> </Engine> </Service> </Server> cp /usr/local/tomcat/conf/web.xml /data/webapps/ROOT/WEB-INF/ vim web.xml <distributable/> catalina.sh configtest catalina.sh stop catalina.sh start tail -100 /usr/local/tomcat/logs/catalina.out

http

vim vhosts.conf
#Header add Set-Cookie "ROUTEID=.%{BALANCER_WORKER_ROUTE}e; path=/" env=BALANCER_ROUTE_CHANGED
<proxy balancer://lbcluster1>
        balancerMember http://192.168.100.101:8080 loadfactor=10 route=TomcatA
        balancerMember http://192.168.100.102:8080 loadfactor=10 route=TomcatB
# ProxySet stickysession=ROUTEID
</proxy>
<VirtualHost *:80>
        ServerName www.test.com
        ProxyVia On
        ProxyRequests Off
        ProxyPreserveHost On
        <Proxy *>
                Require all granted
        </Proxy>
                ProxyPass /status !
        ProxyPass / balancer://lbcluster1/
        ProxyPassReverse / balancer://lbcluster1/
        <Location />
                Require all granted
        </Location>
<Location /balancer-manager>
SetHandler balancer-manager
Proxypass !
Require all granted
#Ordey Deny,Allow
#Allow from all
</Location>
</VirtualHost>

client

firefox http://192.168.100.101

示例2

裝載模塊
http

cat mod_jk.conf 
LoadModule jk_module modules/mod_jk.so
JkWorkersFile /etc/httpd/conf.d/workers.properties
JkLogFile logs/mod_jk.log 
JkLogLevel debug 
JkMount /* lbcluster1 
JkMount /status/ stat1

cat workers.properties 
worker.list=lbcluster1,stat1
worker.TomcatA.port=8009
worker.TomcatA.host=192.168.100.101
worker.TomcatA.type=ajp13
worker.TomcatA.lbfactor=1
worker.TomcatB.port=8009
worker.TomcatB.host=192.168.100.102
worker.TomcatB.type=ajp13
worker.TomcatB.lbfactor=1
worker.lbcluster1.type=lb
#worker.lbcluster1.sticky_session=1
worker.lbcluster1.sticky_session=0
worker.lbcluster1.balance_workers=TomcatA,TomcatB
worker.stat1.type=status

示例3

nginx

upstream webs {
        #ip_hash;
        server web1.test.com:8080;
        server web2.test.com:8080;
}
        location / {

        }

        location ~* \.(jsp|do)$ {
                proxy_pass http://webs;
        }
相關文章
相關標籤/搜索
每日一句
    每一个你不满意的现在，都有一个你没有努力的曾经。
本站公眾號
   歡迎關注本站公眾號,獲取更多信息
聯繫我們 最近搜索 最新文章 沪ICP备13005482号-10 MyBatis教程 SQL 教程 MySQL教程 Java 教程 Thymeleaf 教程 Hibernate教程 Spring教程 Redis教程