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Diffstat (limited to 'sandbox/sebastien/java/sca-node/demos/load-balancing-webapp')
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diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/DISCLAIMER b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/DISCLAIMER new file mode 100644 index 0000000000..8e5c524323 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/DISCLAIMER @@ -0,0 +1,8 @@ +Apache Tuscany is an effort undergoing incubation at The Apache Software +Foundation (ASF), sponsored by the Apache Web Services PMC. Incubation is +required of all newly accepted projects until a further review indicates that +the infrastructure, communications, and decision making process have stabilized +in a manner consistent with other successful ASF projects. While incubation +status is not necessarily a reflection of the completeness or stability of the +code, it does indicate that the project has yet to be fully endorsed by the ASF. + diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/LICENSE b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/LICENSE new file mode 100644 index 0000000000..8aa906c321 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/LICENSE @@ -0,0 +1,205 @@ + + Apache License + Version 2.0, January 2004 + http://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. 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We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright [yyyy] [name of copyright owner] + + Licensed 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. + + + diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/NOTICE b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/NOTICE new file mode 100644 index 0000000000..fdfa0e9faa --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/NOTICE @@ -0,0 +1,6 @@ +${pom.name} +Copyright (c) 2005 - 2008 The Apache Software Foundation + +This product includes software developed by +The Apache Software Foundation (http://www.apache.org/). + diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/README b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/README new file mode 100644 index 0000000000..b7bbb64b1a --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/README @@ -0,0 +1,76 @@ +WebApp Load Balancing Demo +=========================== + +Demonstrates balancing load acoss SCA services by deploying an SCA composite +to two tomcat servers in a cluster. The tomcat servers sit behind an Apache +server which directs load to one or other tomcat server based on a set of rules. + +The mvn pom distributed with this sample will download, install and configure +two Tomcat servers automatically to act as workers. You need to install the +Apache web server and configure it manually. + +1 - Install and configure the Tomcat workers + +mvn + +This results in two tomcat servers at + +target/tomcat-8085 +target/tomcat-8086 + +2 - Install and configure the Apache server to balance load + +In this case we've chosen to use the native JK connector. There are several +resources that tell you how to configure Apache for load balancing Tomcat with +the JK connector. For example, + +http://tomcat.apache.org/connectors-doc/webserver_howto/apache.html +http://www.crazysquirrel.com/computing/debian/servers/tomcat55.jspx + +Here is a high level summary + +Download the latest version of Apache 2.2 (this demo was built with Apache 2.2.6) + http://httpd.apache.org/ + Install in a local director called, say, apache + +Download the mod_jk module (in binary form if you can) + http://tomcat.apache.org/download-connectors.cgi + Install it in apache/modules + +Configure the mod_jk module + Copy src/test/resources/apache-80/conf/workers.properties to apache/conf + Append the contents of src/test/resources/apache-80/conf/httpd.conf to apache/conf/httpf.conf + +3 - Start the apache and tomcat servers + +In three command prompts + +cd target/tomcat-8085 +bin/catalina run + +cd target/tomcat-8086 +bin/catalina run + +cd apache +bin/httpd + +4 - Run the client + +run the LanchClient program - TBD - need a script + +5 - Result + +The client will make 10 calls to the SCA service described in the helloworldws.composite that +is part of the webapp deployed to the tomcat servers. You will see the result of this +service call reported at the client in the form + +Called getGreetings +Hello World 6 + +If you look at the Tomcat consoles you will see that each server deals with half the requests +as the load is balanced equally between the two of them. + + + + + diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/build-tomcat.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/build-tomcat.xml new file mode 100644 index 0000000000..7e1dc4b0e9 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/build-tomcat.xml @@ -0,0 +1,96 @@ +<?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. +--> +<project name="TomcatZipInstaller"> + + <!--property name="tomcat.series" value="6"/> + <property name="tomcat.version" value="6.0.16"/--> + <property name="tomcat.series" value="5"/> + <property name="tomcat.version" value="5.5.26"/> + <property name="unpack.location" value="${basedir}/target/tomcat"/> + <property name="repo.location" value="${basedir}/target/repo"/> + + <target name="check-tomcat-downloaded"> + <condition property="already.downloaded" > + <available file="${repo.location}/apache-tomcat-${tomcat.version}.zip"/> + </condition> + <condition property="maven.suffix" value=""> + <os family="unix"/> + </condition> + <condition property="maven.suffix" value=".bat"> + <os family="windows"/> + </condition> + </target> + + <target name="download-tomcat" depends="check-tomcat-downloaded" unless="already.downloaded"> + <mkdir dir="${repo.location}"/> + <get src="http://www.apache.org/dist/jakarta/tomcat-${tomcat.series}/v${tomcat.version}/bin/apache-tomcat-${tomcat.version}.zip" + dest="${repo.location}/apache-tomcat-${tomcat.version}.zip" + verbose="true" + usetimestamp="true"/> + </target> + + <target name="check-tomcat-unpacked"> + <condition property="already.unpacked" > + <available file="${unpack.location}-${port}"/> + </condition> + </target> + + <target name="unpack-tomcat" depends="check-tomcat-downloaded, check-tomcat-unpacked" unless="already.unpacked"> + <fail message="tomcat zip file not downloaded" unless="already.downloaded"/> + <mkdir dir="${unpack.location}-${port}/"/> + <unzip src="${repo.location}/apache-tomcat-${tomcat.version}.zip" + dest="." + overwrite="false"> + </unzip> + <move file="apache-tomcat-${tomcat.version}" + tofile="${unpack.location}-${port}/" + overwrite="false" + verbose="false"/> + <delete dir="apache-tomcat-${tomcat.version}"/> + </target> + + <target name="configure-tomcat" depends="check-tomcat-downloaded, check-tomcat-unpacked"> + <fail message="tomcat zip file not downloaded" unless="already.downloaded"/> + <fail message="tomcat zip file not unpacked" unless="already.unpacked"/> + <copy todir="${unpack.location}-${port}/" + overwrite="true" + verbose="false"> + <fileset dir="${basedir}/src/test/resources/tomcat-${port}"/> + </copy> + <mkdir dir="${unpack.location}-${port}/webapps/balancer/WEB-INF/classes/org"/> + <copy todir="${unpack.location}-${port}/webapps/balancer/WEB-INF/classes/org" + overwrite="true" + verbose="false"> + <fileset dir="${basedir}/target/classes/org"/> + </copy> + + </target> + + <target name="copy-webapp" depends="check-tomcat-downloaded, check-tomcat-unpacked"> + <fail message="tomcat zip file not downloaded" unless="already.downloaded"/> + <fail message="tomcat zip file not unpacked" unless="already.unpacked"/> + <copy file="${basedir}/target/demo-load-balancing-webapp.war" + todir="${unpack.location}-${port}/webapps/" + overwrite="true" + verbose="false"> + </copy> + </target> + +</project> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/build.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/build.xml new file mode 100644 index 0000000000..813423743f --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/build.xml @@ -0,0 +1,125 @@ +<!-- + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. +--> +<project name="calculator" > + <property name="test.jar" value="sample-calculator-distributed.jar" /> + + <target name="init"> + <mkdir dir="target/classes"/> + </target> + + <!--target name="compile" depends="init"> + <javac srcdir="src/main/java" + destdir="target/classes" + debug="on" + source="1.5" + target="1.5"> + <classpath> + <pathelement location="../../modules/tuscany-sca-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-launcher-2.0-incubating-SNAPSHOT.jar"/> + </classpath> + </javac> + <copy todir="target/classes"> + <fileset dir="src/main/resources"/> + </copy> + <jar destfile="target/${test.jar}" basedir="target/classes"> + <manifest> + <attribute name="Main-Class" value="${test.class}" /> + </manifest> + </jar> + </target--> + + <!--target name="runDomain"> + <java classname="node.LaunchDomain" + fork="true"> + <classpath> + <pathelement path="src/main/resources"/> + <pathelement path="target/classes"/> + <pathelement path="target/${test.jar}"/> + <pathelement location="../../modules/tuscany-sca-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-launcher-2.0-incubating-SNAPSHOT.jar"/> + </classpath> + </java> + </target--> + + <target name="runClient"> + <java classname="node.LaunchCalculatorNodeA" + fork="true"> + <classpath> + <pathelement path="src/main/resources"/> + <pathelement path="target/classes"/> + <pathelement path="target/${test.jar}"/> + <pathelement location="../../modules/tuscany-sca-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-launcher-2.0-incubating-SNAPSHOT.jar"/> + </classpath> + </java> + </target> + + <target name="run8085"> + <java classname="node.LaunchCalculatorNodeA" + fork="true"> + <classpath> + <pathelement path="src/main/resources"/> + <pathelement path="target/classes"/> + <pathelement path="target/${test.jar}"/> + <pathelement location="../../modules/tuscany-sca-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-launcher-2.0-incubating-SNAPSHOT.jar"/> + </classpath> + </java> + </target> + + <target name="run8086"> + <java classname="node.LaunchCalculatorNodeB" + fork="true"> + <classpath> + <pathelement path="src/main/resources"/> + <pathelement path="target/classes"/> + <pathelement path="target/${test.jar}"/> + <pathelement location="../../modules/tuscany-sca-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-launcher-2.0-incubating-SNAPSHOT.jar"/> + </classpath> + </java> + </target> + + <target name="run8087"> + <java classname="node.LaunchCalculatorNodeC" + fork="true"> + <classpath> + <pathelement path="src/main/resources"/> + <pathelement path="target/classes"/> + <pathelement path="target/${test.jar}"/> + <pathelement location="../../modules/tuscany-sca-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-api-2.0-incubating-SNAPSHOT.jar"/> + <pathelement location="../../modules/tuscany-node2-launcher-2.0-incubating-SNAPSHOT.jar"/> + </classpath> + </java> + </target> + + <target name="clean"> + <delete quiet="true" includeemptydirs="true"> + <fileset dir="target"/> + </delete> + </target> + + +</project> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/pom.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/pom.xml new file mode 100644 index 0000000000..60b1bab76b --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/pom.xml @@ -0,0 +1,349 @@ +<?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. +--> +<project> + <modelVersion>4.0.0</modelVersion> + <parent> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-demos</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + <relativePath>../pom.xml</relativePath> + </parent> + <artifactId>demo-load-balancing-webapp</artifactId> + <packaging>war</packaging> + <name>Apache Tuscany SCA WebApp Load Balancing Demo</name> + <description>A sample SCA application that is deployed as a webapp to a cluster of tomcat servers</description> + + <dependencies> + <dependency> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-host-webapp</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + </dependency> + + <dependency> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-implementation-java-runtime</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + <scope>runtime</scope> + </dependency> + + <dependency> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-binding-ws-axis2</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + <scope>runtime</scope> + </dependency> + + <dependency> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-monitor-logging</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + </dependency> + + <dependency> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-node2-impl</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + </dependency> + + <dependency> + <groupId>tomcat</groupId> + <artifactId>catalina-balancer</artifactId> + <version>5.5.12</version> + </dependency> + + <dependency> + <groupId>javax.servlet</groupId> + <artifactId>servlet-api</artifactId> + <version>2.4</version> <!-- to keep compatible with older servlet containers --> + <scope>provided</scope> + </dependency> + + <dependency> + <groupId>junit</groupId> + <artifactId>junit</artifactId> + <version>4.2</version> + <scope>test</scope> + </dependency> + + </dependencies> + + <properties> + <http.port>8085</http.port> + <http.base>http://127.0.0.1:${http.port}</http.base> + <tomcat.home>${env.CATALINA_HOME}</tomcat.home> + </properties> + + <build> + <finalName>${artifactId}</finalName> + + <plugins> + + <plugin> + <groupId>org.apache.maven.plugins</groupId> + <artifactId>maven-antrun-plugin</artifactId> + <version>1.1</version> + + <dependencies> + <dependency> + <groupId>ant</groupId> + <artifactId>ant-trax</artifactId> + <version>1.6.5</version> + </dependency> + </dependencies> + + <executions> + <execution> + <id>download-tomcat</id> + <phase>validate</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="download-tomcat"> + + </ant> + </tasks> + </configuration> + </execution> + <!--execution> + <id>unpack-tomcat-8085</id> + <phase>generate-resources</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="unpack-tomcat"> + <property name="port" value="8085" /> + </ant> + </tasks> + </configuration> + </execution--> + <execution> + <id>unpack-tomcat-8086</id> + <phase>generate-resources</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="unpack-tomcat"> + <property name="port" value="8086" /> + </ant> + </tasks> + </configuration> + </execution> + <execution> + <id>unpack-tomcat-8087</id> + <phase>generate-resources</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="unpack-tomcat"> + <property name="port" value="8087" /> + </ant> + </tasks> + </configuration> + </execution> + <!--execution> + <id>configure-tomcat-8085</id> + <phase>pre-integration-test</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="configure-tomcat"> + <property name="port" value="8085" /> + </ant> + </tasks> + </configuration> + </execution--> + <execution> + <id>configure-tomcat-8086</id> + <phase>pre-integration-test</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="configure-tomcat"> + <property name="port" value="8086" /> + </ant> + </tasks> + </configuration> + </execution> + <execution> + <id>configure-tomcat-8087</id> + <phase>pre-integration-test</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="configure-tomcat"> + <property name="port" value="8087" /> + </ant> + </tasks> + </configuration> + </execution> + + <execution> + <id>copy-webapp-8086</id> + <phase>pre-integration-test</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="copy-webapp"> + <property name="port" value="8086" /> + </ant> + </tasks> + </configuration> + </execution> + <execution> + <id>copy-webapp-8087</id> + <phase>pre-integration-test</phase> + <goals> + <goal>run</goal> + </goals> + <configuration> + <tasks> + <ant antfile="./build-tomcat.xml" target="copy-webapp"> + <property name="port" value="8087" /> + </ant> + </tasks> + </configuration> + </execution> + </executions> + </plugin> + <!--plugin> + <groupId>org.apache.tuscany.sca</groupId> + <artifactId>tuscany-maven-web-junit</artifactId> + <version>2.0-incubating-SNAPSHOT</version> + <executions> + <execution> + <id>generate-web-xml</id> + <phase>process-resources</phase> + <goals> + <goal>generate</goal> + </goals> + </execution> + <execution> + <id>web-junit-test</id> + <configuration> + <url>${http.base}/${project.build.finalName}/junit?op=runAll</url> + </configuration> + <phase>integration-test</phase> + <goals> + <goal>test</goal> + </goals> + </execution> + </executions> + </plugin--> + <!--plugin> + <groupId>org.codehaus.cargo</groupId> + <artifactId>cargo-maven2-plugin</artifactId> + <executions> + <execution> + <id>start-container</id> + <phase>pre-integration-test</phase> + <goals> + <goal>start</goal> + </goals> + </execution> + <execution> + <id>stop-container</id> + <phase>post-integration-test</phase> + <goals> + <goal>stop</goal> + </goals> + </execution> + </executions> + <configuration> + <container> + <containerId>tomcat5x</containerId> + <type>runtime</type> + <home>${tomcat.home}</home> + <systemProperties> + <org.apache.commons.logging.Log> + org.apache.commons.logging.impl.SimpleLog + </org.apache.commons.logging.Log> + </systemProperties> + </container> + <wait>false</wait> + <configuration> + <properties> + <cargo.servlet.port>8085</cargo.servlet.port> + </properties> + <deployables> + <deployable> + <location>${project.build.directory}/${project.build.finalName}.war</location> + <pingURL>${http.base}/${project.build.finalName}/junit?op=list</pingURL> + <type>war</type> + </deployable> + </deployables> + <home>${project.build.directory}/cargo-tomcat</home> + </configuration> + </configuration> + </plugin--> + + + + <!--plugin> + <groupId>org.codehaus.cargo</groupId> + <artifactId>cargo-maven2-plugin</artifactId> + <executions> + <execution> + <id>tomcat-execution</id> + <phase>integration-test</phase> + <goals> + <goal>install</goal> + </goals> + <configuration> + <wait>false</wait> + <container> + <containerId>tomcat5x</containerId> + <log>${project.build.directory}/tomcat-8085/cargo.log</log> + <zipUrlInstaller> + <url>http://www.apache.org/dist/jakarta/tomcat-5/v5.5.26/bin/apache-tomcat-5.5.26.zip</url> + <installDir>${project.build.directory}/tomcat-8085</installDir> + </zipUrlInstaller> + </container> + <configuration> + <home>${project.build.directory}/tomcat-8085/container</home> + <properties> + <cargo.servlet.port>8085</cargo.servlet.port> + <cargo.logging>high</cargo.logging> + </properties> + </configuration> + </configuration> + </execution> + </executions> + </plugin--> + </plugins> + </build> + +</project> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/client/LaunchClient.java b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/client/LaunchClient.java new file mode 100644 index 0000000000..efa89b4fe9 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/client/LaunchClient.java @@ -0,0 +1,57 @@ +/* + * 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. + */ + +package client; + +import java.io.File; + +import helloworld.HelloWorldService; + +import org.apache.tuscany.sca.node.SCAClient; +import org.apache.tuscany.sca.node.SCANode2; +import org.apache.tuscany.sca.node.SCANode2Factory; +import org.apache.tuscany.sca.node.SCANode2Factory.SCAContribution; +import org.osoa.sca.ServiceRuntimeException; + +public class LaunchClient { + public static void main(String[] args) throws Exception { + + SCANode2 node = null; + try { + + SCANode2Factory nodeFactory = SCANode2Factory.newInstance(); + node = nodeFactory.createSCANode(new File("src/main/resources/client-contribution/helloworldwsclient.composite").toURL().toString(), + new SCAContribution("TestContribution", + new File("src/main/resources/client-contribution").toURL().toString())); + + node.start(); + HelloWorldService helloWorldService = ((SCAClient)node).getService(HelloWorldService.class, "HelloWorldClientComponent"); + + + for (int i=0; i < 10; i++){ + System.out.println(helloWorldService.getGreetings("World " + i)); + } + + node.stop(); + + } catch (Exception e) { + throw new ServiceRuntimeException(e); + } + } +} diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/domain/LaunchDomain.java b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/domain/LaunchDomain.java new file mode 100644 index 0000000000..33c37869a3 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/domain/LaunchDomain.java @@ -0,0 +1,33 @@ +/* + * 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. + */ +package domain; + +//import org.apache.tuscany.sca.node.launcher.DomainManagerLauncher; + +/** + * This server program that loads a composite to provide simple registry function. + * This server can be replaced with any registry that is appropriate but the components + * in each node that talk to the registry should be replaced also. + */ +public class LaunchDomain { + public static void main(String[] args) throws Exception { + // DomainManagerLauncher.main(args); + } + +} diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldImpl.java b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldImpl.java new file mode 100644 index 0000000000..65dc030d89 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldImpl.java @@ -0,0 +1,35 @@ +/* + * 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. + */ +package helloworld; + +import org.osoa.sca.annotations.Service; + +/** + * This class implements the HelloWorld service. + */ +@Service(HelloWorldService.class) +public class HelloWorldImpl implements HelloWorldService { + + public String getGreetings(String name) { + String message = "Hello " + name; + System.err.println(message); + return message; + } + +} diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldService.java b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldService.java new file mode 100644 index 0000000000..7245513b2a --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldService.java @@ -0,0 +1,31 @@ +/* + * 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. + */ +package helloworld; + +import org.osoa.sca.annotations.Remotable; + +/** + * This is the business interface of the HelloWorld greetings service. + */ +@Remotable +public interface HelloWorldService { + + public String getGreetings(String name); +} + diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldServiceClient.java b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldServiceClient.java new file mode 100644 index 0000000000..f3d2fdb2ed --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/helloworld/HelloWorldServiceClient.java @@ -0,0 +1,42 @@ +/* + * 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. + */ +package helloworld; + +/** + * The HelloWorld service implementation + */ +public class HelloWorldServiceClient implements HelloWorldService { + + HelloWorldService helloWorldService; + + public String getGreetings(String name) { + System.out.println("Called getGreetings"); + return helloWorldService.getGreetings(name); + } + + public HelloWorldService getHelloWorldService() { + System.out.println("Got Injected helloWorldService"); + return helloWorldService; + } + + public void setHelloWorldService(HelloWorldService helloWorldService) { + System.out.println("Injected helloWorldService"); + this.helloWorldService = helloWorldService; + } +}
\ No newline at end of file diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/org/apache/tuscany/sca/demos/loadbalancer/rule/RoundRobinRule.java b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/org/apache/tuscany/sca/demos/loadbalancer/rule/RoundRobinRule.java new file mode 100644 index 0000000000..5dc1b6671b --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/java/org/apache/tuscany/sca/demos/loadbalancer/rule/RoundRobinRule.java @@ -0,0 +1,96 @@ +/* + * 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. + */ +package org.apache.tuscany.sca.demos.loadbalancer.rule; + +import javax.servlet.http.HttpServletRequest; + +import org.apache.webapp.balancer.rules.BaseRule; + + +public class RoundRobinRule extends BaseRule { + /** + * The number of worker nodes that load will + * be balanced across + */ + private int workerCount; + + private int currentCount = 1; + + + /** + * Sets the worker count. + * + * @param workerCount The worker count + */ + public void setWorkerCount(int workerCount) { + if (workerCount == 0) { + throw new IllegalArgumentException( + "worker count cannot be 0."); + } else { + this.workerCount = workerCount; + } + } + + /** + * Returns the worker count. + * + * @return int The worker count + */ + protected int getWorkerCount() { + return workerCount; + } + + + + /** + * @see org.apache.webapp.balancer.Rule#matches(HttpServletRequest) + */ + public boolean matches(HttpServletRequest request) { + + if (currentCount == workerCount){ + currentCount = 1; + return true; + } else { + currentCount++; + return false; + } + } + + /** + * Returns a String representation of this object. + * + * @return String + */ + public String toString() { + StringBuffer buffer = new StringBuffer(); + + buffer.append("["); + buffer.append(getClass().getName()); + buffer.append(": "); + + buffer.append("Worker count: "); + buffer.append(getWorkerCount()); + buffer.append(" / "); + + buffer.append("Redirect URL: "); + buffer.append(getRedirectUrl()); + + buffer.append("]"); + + return buffer.toString(); + } +} diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/resources/client-contribution/helloworldwsclient.composite b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/resources/client-contribution/helloworldwsclient.composite new file mode 100644 index 0000000000..9b6052741e --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/resources/client-contribution/helloworldwsclient.composite @@ -0,0 +1,33 @@ +<?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. +--> +<composite xmlns="http://www.osoa.org/xmlns/sca/1.0" + targetNamespace="http://helloworld" + xmlns:hw="http://helloworld" + name="helloworldwsclient"> + + <component name="HelloWorldClientComponent"> + <implementation.java class="helloworld.HelloWorldServiceClient"/> + <reference name="helloWorldService"> + <binding.ws uri="http://localhost/demo-load-balancing-webapp/HelloWorldServiceComponent"/> + </reference> + </component> + + +</composite> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/META-INF/sca-contribution.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/META-INF/sca-contribution.xml new file mode 100644 index 0000000000..11347004f9 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/META-INF/sca-contribution.xml @@ -0,0 +1,24 @@ +<?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. +--> +<contribution xmlns="http://www.osoa.org/xmlns/sca/1.0" + targetNamespace="http://helloworld" + xmlns:credit="http://helloworld"> + <deployable composite="tns:helloworldws"/> +</contribution>
\ No newline at end of file diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/META-INF/sca-deployables/helloworldws.composite b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/META-INF/sca-deployables/helloworldws.composite new file mode 100644 index 0000000000..1ab78d802d --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/META-INF/sca-deployables/helloworldws.composite @@ -0,0 +1,32 @@ +<?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. +--> +<composite xmlns="http://www.osoa.org/xmlns/sca/1.0" + targetNamespace="http://helloworld" + xmlns:hw="http://helloworld" + name="helloworldws"> + + <component name="HelloWorldServiceComponent"> + <implementation.java class="helloworld.HelloWorldImpl" /> + <service name="HelloWorldService"> + <binding.ws/> + </service> + </component> + +</composite> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/WEB-INF/web.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/WEB-INF/web.xml new file mode 100644 index 0000000000..8d47ae2207 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/main/webapp/WEB-INF/web.xml @@ -0,0 +1,37 @@ +<?xml version="1.0" encoding="ISO-8859-1"?> +<!-- + * 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. +--> + +<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web +Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd"> +<web-app> + + <display-name>Apache Tuscany Load Balancing Demo</display-name> + + <filter> + <filter-name>tuscany</filter-name> + <filter-class>org.apache.tuscany.sca.host.webapp.TuscanyServletFilter</filter-class> + </filter> + + <filter-mapping> + <filter-name>tuscany</filter-name> + <url-pattern>/*</url-pattern> + </filter-mapping> + +</web-app> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/apache-80/conf/httpd.conf b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/apache-80/conf/httpd.conf new file mode 100644 index 0000000000..37cf284d35 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/apache-80/conf/httpd.conf @@ -0,0 +1,28 @@ +# Load mod_jk module
+# Update this path to match your modules location
+LoadModule jk_module modules/mod_jk.so
+
+# Declare the module for <IfModule directive> (remove this line on Apache 2.x)
+# AddModule mod_jk.c
+# Where to find workers.properties
+# Update this path to match your conf directory location (put workers.properties next to httpd.conf)
+JkWorkersFile conf/workers.properties
+
+# Where to put jk shared memory
+# Update this path to match your local state directory or logs directory
+JkShmFile logs/mod_jk.shm
+
+# Where to put jk logs
+# Update this path to match your logs directory location (put mod_jk.log next to access_log)
+JkLogFile logs/mod_jk.log
+
+# Set the jk log level [debug/error/info]
+JkLogLevel info
+
+# Select the timestamp log format
+JkLogStampFormat "[%a %b %d %H:%M:%S %Y] "
+
+# Send everything for context /examples to worker named worker1 (ajp13)
+# JkMount /examples/* worker1
+# Send everything for context /* to the router
+JkMount /* router
diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/apache-80/conf/workers.properties b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/apache-80/conf/workers.properties new file mode 100644 index 0000000000..9228c4fd8e --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/apache-80/conf/workers.properties @@ -0,0 +1,18 @@ + # Load balancer looks after the workers + worker.list=router + + # The load balacer + worker.router.type=lb + worker.router.balance_workers=worker1,worker2 + + # Set properties for worker1 (ajp13) + worker.worker1.type=ajp13 + worker.worker1.host=localhost + worker.worker1.port=8010 + worker.worker1.lbfactor=1 + + # Set properties for worker1 (ajp13) + worker.worker2.type=ajp13 + worker.worker2.host=localhost + worker.worker2.port=8011 + worker.worker2.lbfactor=1 diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8085/conf/server.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8085/conf/server.xml new file mode 100644 index 0000000000..920fa7b037 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8085/conf/server.xml @@ -0,0 +1,391 @@ +<?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. +--> +<!-- Example Server Configuration File --> +<!-- Note that component elements are nested corresponding to their + parent-child relationships with each other --> + +<!-- A "Server" is a singleton element that represents the entire JVM, + which may contain one or more "Service" instances. The Server + listens for a shutdown command on the indicated port. + + Note: A "Server" is not itself a "Container", so you may not + define subcomponents such as "Valves" or "Loggers" at this level. + --> + +<Server port="8005" shutdown="SHUTDOWN"> + + <!-- Comment these entries out to disable JMX MBeans support used for the + administration web application --> + <Listener className="org.apache.catalina.core.AprLifecycleListener" /> + <Listener className="org.apache.catalina.mbeans.ServerLifecycleListener" /> + <Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener" /> + <Listener className="org.apache.catalina.storeconfig.StoreConfigLifecycleListener"/> + + <!-- Global JNDI resources --> + <GlobalNamingResources> + + <!-- Test entry for demonstration purposes --> + <Environment name="simpleValue" type="java.lang.Integer" value="30"/> + + <!-- 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" (and therefore the web applications visible + within that Container). Normally, that Container is an "Engine", + but this is not required. + + Note: A "Service" is not itself a "Container", so you may not + define subcomponents such as "Valves" or "Loggers" at this level. + --> + + <!-- Define the Tomcat Stand-Alone Service --> + <Service name="Catalina"> + + <!-- A "Connector" represents an endpoint by which requests are received + and responses are returned. Each Connector passes requests on to the + associated "Container" (normally an Engine) for processing. + + By default, a non-SSL HTTP/1.1 Connector is established on port 8080. + You can also enable an SSL HTTP/1.1 Connector on port 8443 by + following the instructions below and uncommenting the second Connector + entry. SSL support requires the following steps (see the SSL Config + HOWTO in the Tomcat 5 documentation bundle for more detailed + instructions): + * If your JDK version 1.3 or prior, download and install JSSE 1.0.2 or + later, and put the JAR files into "$JAVA_HOME/jre/lib/ext". + * Execute: + %JAVA_HOME%\bin\keytool -genkey -alias tomcat -keyalg RSA (Windows) + $JAVA_HOME/bin/keytool -genkey -alias tomcat -keyalg RSA (Unix) + with a password value of "changeit" for both the certificate and + the keystore itself. + + By default, DNS lookups are enabled when a web application calls + request.getRemoteHost(). This can have an adverse impact on + performance, so you can disable it by setting the + "enableLookups" attribute to "false". When DNS lookups are disabled, + request.getRemoteHost() will return the String version of the + IP address of the remote client. + --> + + <!-- Define a non-SSL HTTP/1.1 Connector on port 8080 --> + <Connector port="8085" maxHttpHeaderSize="8192" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" redirectPort="8443" acceptCount="100" + connectionTimeout="20000" disableUploadTimeout="true" /> + <!-- Note : To disable connection timeouts, set connectionTimeout value + to 0 --> + + <!-- Note : To use gzip compression you could set the following properties : + + compression="on" + compressionMinSize="2048" + noCompressionUserAgents="gozilla, traviata" + compressableMimeType="text/html,text/xml" + --> + + <!-- Define a SSL HTTP/1.1 Connector on port 8443 --> + <!-- + <Connector port="8443" maxHttpHeaderSize="8192" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" disableUploadTimeout="true" + acceptCount="100" scheme="https" secure="true" + clientAuth="false" sslProtocol="TLS" /> + --> + + <!-- Define an AJP 1.3 Connector on port 8009 --> + <Connector port="8009" + enableLookups="false" redirectPort="8443" protocol="AJP/1.3" /> + + <!-- Define a Proxied HTTP/1.1 Connector on port 8082 --> + <!-- See proxy documentation for more information about using this. --> + <!-- + <Connector port="8082" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" acceptCount="100" connectionTimeout="20000" + proxyPort="80" disableUploadTimeout="true" /> + --> + + <!-- 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). --> + + <!-- You should set jvmRoute to support load-balancing via AJP ie : + <Engine name="Standalone" defaultHost="localhost" jvmRoute="jvm1"> + --> + + <!-- Define the top level container in our container hierarchy --> + <Engine name="Catalina" defaultHost="localhost"> + + <!-- The request dumper valve dumps useful debugging information about + the request headers and cookies that were received, and the response + headers and cookies that were sent, for all requests received by + this instance of Tomcat. If you care only about requests to a + particular virtual host, or a particular application, nest this + element inside the corresponding <Host> or <Context> entry instead. + + For a similar mechanism that is portable to all Servlet 2.4 + containers, check out the "RequestDumperFilter" Filter in the + example application (the source for this filter may be found in + "$CATALINA_HOME/webapps/examples/WEB-INF/classes/filters"). + + Note that this Valve uses the platform's default character encoding. + This may cause problems for developers in another encoding, e.g. + UTF-8. Use the RequestDumperFilter instead. + + Also note that enabling this Valve will write a ton of stuff to your + logs. They are likely to grow quite large. This extensive log writing + will definitely slow down your server. + + Request dumping is disabled by default. Uncomment the following + element to enable it. --> + <!-- + <Valve className="org.apache.catalina.valves.RequestDumperValve"/> + --> + + <!-- Because this Realm is here, an instance will be shared globally --> + + <!-- 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"/> + + <!-- Comment out the old realm but leave here for now in case we + need to go back quickly --> + <!-- + <Realm className="org.apache.catalina.realm.MemoryRealm" /> + --> + + <!-- Replace the above Realm with one of the following to get a Realm + stored in a database and accessed via JDBC --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="org.gjt.mm.mysql.Driver" + connectionURL="jdbc:mysql://localhost/authority" + connectionName="test" connectionPassword="test" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="oracle.jdbc.driver.OracleDriver" + connectionURL="jdbc:oracle:thin:@ntserver:1521:ORCL" + connectionName="scott" connectionPassword="tiger" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="sun.jdbc.odbc.JdbcOdbcDriver" + connectionURL="jdbc:odbc:CATALINA" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- Define the default virtual host + Note: XML Schema validation will not work with Xerces 2.2. + --> + <Host name="localhost" appBase="webapps" + unpackWARs="true" autoDeploy="true" + xmlValidation="false" xmlNamespaceAware="false"> + + <!-- Defines a cluster for this node, + By defining this element, means that every manager will be changed. + So when running a cluster, only make sure that you have webapps in there + that need to be clustered and remove the other ones. + A cluster has the following parameters: + + className = the fully qualified name of the cluster class + + clusterName = a descriptive name for your cluster, can be anything + + mcastAddr = the multicast address, has to be the same for all the nodes + + mcastPort = the multicast port, has to be the same for all the nodes + + mcastBindAddress = bind the multicast socket to a specific address + + mcastTTL = the multicast TTL if you want to limit your broadcast + + mcastSoTimeout = the multicast readtimeout + + mcastFrequency = the number of milliseconds in between sending a "I'm alive" heartbeat + + mcastDropTime = the number a milliseconds before a node is considered "dead" if no heartbeat is received + + tcpThreadCount = the number of threads to handle incoming replication requests, optimal would be the same amount of threads as nodes + + tcpListenAddress = the listen address (bind address) for TCP cluster request on this host, + in case of multiple ethernet cards. + auto means that address becomes + InetAddress.getLocalHost().getHostAddress() + + tcpListenPort = the tcp listen port + + tcpSelectorTimeout = the timeout (ms) for the Selector.select() method in case the OS + has a wakup bug in java.nio. Set to 0 for no timeout + + printToScreen = true means that managers will also print to std.out + + expireSessionsOnShutdown = true means that + + useDirtyFlag = true means that we only replicate a session after setAttribute,removeAttribute has been called. + false means to replicate the session after each request. + false means that replication would work for the following piece of code: (only for SimpleTcpReplicationManager) + <% + HashMap map = (HashMap)session.getAttribute("map"); + map.put("key","value"); + %> + replicationMode = can be either 'pooled', 'synchronous' or 'asynchronous'. + * Pooled means that the replication happens using several sockets in a synchronous way. Ie, the data gets replicated, then the request return. This is the same as the 'synchronous' setting except it uses a pool of sockets, hence it is multithreaded. This is the fastest and safest configuration. To use this, also increase the nr of tcp threads that you have dealing with replication. + * Synchronous means that the thread that executes the request, is also the + thread the replicates the data to the other nodes, and will not return until all + nodes have received the information. + * Asynchronous means that there is a specific 'sender' thread for each cluster node, + so the request thread will queue the replication request into a "smart" queue, + and then return to the client. + The "smart" queue is a queue where when a session is added to the queue, and the same session + already exists in the queue from a previous request, that session will be replaced + in the queue instead of replicating two requests. This almost never happens, unless there is a + large network delay. + --> + <!-- + When configuring for clustering, you also add in a valve to catch all the requests + coming in, at the end of the request, the session may or may not be replicated. + A session is replicated if and only if all the conditions are met: + 1. useDirtyFlag is true or setAttribute or removeAttribute has been called AND + 2. a session exists (has been created) + 3. the request is not trapped by the "filter" attribute + + The filter attribute is to filter out requests that could not modify the session, + hence we don't replicate the session after the end of this request. + The filter is negative, ie, anything you put in the filter, you mean to filter out, + ie, no replication will be done on requests that match one of the filters. + The filter attribute is delimited by ;, so you can't escape out ; even if you wanted to. + + filter=".*\.gif;.*\.js;" means that we will not replicate the session after requests with the URI + ending with .gif and .js are intercepted. + + The deployer element can be used to deploy apps cluster wide. + Currently the deployment only deploys/undeploys to working members in the cluster + so no WARs are copied upons startup of a broken node. + The deployer watches a directory (watchDir) for WAR files when watchEnabled="true" + When a new war file is added the war gets deployed to the local instance, + and then deployed to the other instances in the cluster. + When a war file is deleted from the watchDir the war is undeployed locally + and cluster wide + --> + + <!-- + <Cluster className="org.apache.catalina.cluster.tcp.SimpleTcpCluster" + managerClassName="org.apache.catalina.cluster.session.DeltaManager" + expireSessionsOnShutdown="false" + useDirtyFlag="true" + notifyListenersOnReplication="true"> + + <Membership + className="org.apache.catalina.cluster.mcast.McastService" + mcastAddr="228.0.0.4" + mcastPort="45564" + mcastFrequency="500" + mcastDropTime="3000"/> + + <Receiver + className="org.apache.catalina.cluster.tcp.ReplicationListener" + tcpListenAddress="auto" + tcpListenPort="4001" + tcpSelectorTimeout="100" + tcpThreadCount="6"/> + + <Sender + className="org.apache.catalina.cluster.tcp.ReplicationTransmitter" + replicationMode="pooled" + ackTimeout="15000" + waitForAck="true"/> + + <Valve className="org.apache.catalina.cluster.tcp.ReplicationValve" + filter=".*\.gif;.*\.js;.*\.jpg;.*\.png;.*\.htm;.*\.html;.*\.css;.*\.txt;"/> + + <Deployer className="org.apache.catalina.cluster.deploy.FarmWarDeployer" + tempDir="/tmp/war-temp/" + deployDir="/tmp/war-deploy/" + watchDir="/tmp/war-listen/" + watchEnabled="false"/> + + <ClusterListener className="org.apache.catalina.cluster.session.ClusterSessionListener"/> + </Cluster> + --> + + + + <!-- Normally, users must authenticate themselves to each web app + individually. Uncomment the following entry if you would like + a user to be authenticated the first time they encounter a + resource protected by a security constraint, and then have that + user identity maintained across *all* web applications contained + in this virtual host. --> + <!-- + <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> + --> + + <!-- Access log processes all requests for this virtual host. By + default, log files are created in the "logs" directory relative to + $CATALINA_HOME. If you wish, you can specify a different + directory with the "directory" attribute. Specify either a relative + (to $CATALINA_HOME) or absolute path to the desired directory. + --> + <!-- + <Valve className="org.apache.catalina.valves.AccessLogValve" + directory="logs" prefix="localhost_access_log." suffix=".txt" + pattern="common" resolveHosts="false"/> + --> + + <!-- Access log processes all requests for this virtual host. By + default, log files are created in the "logs" directory relative to + $CATALINA_HOME. If you wish, you can specify a different + directory with the "directory" attribute. Specify either a relative + (to $CATALINA_HOME) or absolute path to the desired directory. + This access log implementation is optimized for maximum performance, + but is hardcoded to support only the "common" and "combined" patterns. + --> + <!-- + <Valve className="org.apache.catalina.valves.FastCommonAccessLogValve" + directory="logs" prefix="localhost_access_log." suffix=".txt" + pattern="common" resolveHosts="false"/> + --> + + </Host> + + </Engine> + + </Service> + +</Server> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8085/webapps/balancer/WEB-INF/config/rules.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8085/webapps/balancer/WEB-INF/config/rules.xml new file mode 100644 index 0000000000..7486dc8148 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8085/webapps/balancer/WEB-INF/config/rules.xml @@ -0,0 +1,26 @@ +<?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. +--> +<rules> + <rule className="org.apache.tuscany.sca.demos.loadbalancer.rule.RoundRobinRule" + workerCount="2" + redirectUrl="http://localhost:8086" /> + + <rule className="org.apache.tuscany.sca.demos.loadbalancer.rule.RoundRobinRule" + workerCount="1" + redirectUrl="http://localhost:8087" /> +</rules> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8086/conf/server.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8086/conf/server.xml new file mode 100644 index 0000000000..5ecb8fe5c4 --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8086/conf/server.xml @@ -0,0 +1,391 @@ +<?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. +--> +<!-- Example Server Configuration File --> +<!-- Note that component elements are nested corresponding to their + parent-child relationships with each other --> + +<!-- A "Server" is a singleton element that represents the entire JVM, + which may contain one or more "Service" instances. The Server + listens for a shutdown command on the indicated port. + + Note: A "Server" is not itself a "Container", so you may not + define subcomponents such as "Valves" or "Loggers" at this level. + --> + +<Server port="8006" shutdown="SHUTDOWN"> + + <!-- Comment these entries out to disable JMX MBeans support used for the + administration web application --> + <Listener className="org.apache.catalina.core.AprLifecycleListener" /> + <Listener className="org.apache.catalina.mbeans.ServerLifecycleListener" /> + <Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener" /> + <Listener className="org.apache.catalina.storeconfig.StoreConfigLifecycleListener"/> + + <!-- Global JNDI resources --> + <GlobalNamingResources> + + <!-- Test entry for demonstration purposes --> + <Environment name="simpleValue" type="java.lang.Integer" value="30"/> + + <!-- 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" (and therefore the web applications visible + within that Container). Normally, that Container is an "Engine", + but this is not required. + + Note: A "Service" is not itself a "Container", so you may not + define subcomponents such as "Valves" or "Loggers" at this level. + --> + + <!-- Define the Tomcat Stand-Alone Service --> + <Service name="Catalina"> + + <!-- A "Connector" represents an endpoint by which requests are received + and responses are returned. Each Connector passes requests on to the + associated "Container" (normally an Engine) for processing. + + By default, a non-SSL HTTP/1.1 Connector is established on port 8080. + You can also enable an SSL HTTP/1.1 Connector on port 8443 by + following the instructions below and uncommenting the second Connector + entry. SSL support requires the following steps (see the SSL Config + HOWTO in the Tomcat 5 documentation bundle for more detailed + instructions): + * If your JDK version 1.3 or prior, download and install JSSE 1.0.2 or + later, and put the JAR files into "$JAVA_HOME/jre/lib/ext". + * Execute: + %JAVA_HOME%\bin\keytool -genkey -alias tomcat -keyalg RSA (Windows) + $JAVA_HOME/bin/keytool -genkey -alias tomcat -keyalg RSA (Unix) + with a password value of "changeit" for both the certificate and + the keystore itself. + + By default, DNS lookups are enabled when a web application calls + request.getRemoteHost(). This can have an adverse impact on + performance, so you can disable it by setting the + "enableLookups" attribute to "false". When DNS lookups are disabled, + request.getRemoteHost() will return the String version of the + IP address of the remote client. + --> + + <!-- Define a non-SSL HTTP/1.1 Connector on port 8080 --> + <Connector port="8086" maxHttpHeaderSize="8192" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" redirectPort="8443" acceptCount="100" + connectionTimeout="20000" disableUploadTimeout="true" /> + <!-- Note : To disable connection timeouts, set connectionTimeout value + to 0 --> + + <!-- Note : To use gzip compression you could set the following properties : + + compression="on" + compressionMinSize="2048" + noCompressionUserAgents="gozilla, traviata" + compressableMimeType="text/html,text/xml" + --> + + <!-- Define a SSL HTTP/1.1 Connector on port 8443 --> + <!-- + <Connector port="8443" maxHttpHeaderSize="8192" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" disableUploadTimeout="true" + acceptCount="100" scheme="https" secure="true" + clientAuth="false" sslProtocol="TLS" /> + --> + + <!-- Define an AJP 1.3 Connector on port 8010 --> + <Connector port="8010" + enableLookups="false" redirectPort="8443" protocol="AJP/1.3" /> + + <!-- Define a Proxied HTTP/1.1 Connector on port 8082 --> + <!-- See proxy documentation for more information about using this. --> + <!-- + <Connector port="8082" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" acceptCount="100" connectionTimeout="20000" + proxyPort="80" disableUploadTimeout="true" /> + --> + + <!-- 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). --> + + <!-- You should set jvmRoute to support load-balancing via AJP ie : + <Engine name="Standalone" defaultHost="localhost" jvmRoute="jvm1"> + --> + + <!-- Define the top level container in our container hierarchy --> + <Engine name="Catalina" defaultHost="localhost"> + + <!-- The request dumper valve dumps useful debugging information about + the request headers and cookies that were received, and the response + headers and cookies that were sent, for all requests received by + this instance of Tomcat. If you care only about requests to a + particular virtual host, or a particular application, nest this + element inside the corresponding <Host> or <Context> entry instead. + + For a similar mechanism that is portable to all Servlet 2.4 + containers, check out the "RequestDumperFilter" Filter in the + example application (the source for this filter may be found in + "$CATALINA_HOME/webapps/examples/WEB-INF/classes/filters"). + + Note that this Valve uses the platform's default character encoding. + This may cause problems for developers in another encoding, e.g. + UTF-8. Use the RequestDumperFilter instead. + + Also note that enabling this Valve will write a ton of stuff to your + logs. They are likely to grow quite large. This extensive log writing + will definitely slow down your server. + + Request dumping is disabled by default. Uncomment the following + element to enable it. --> + <!-- + <Valve className="org.apache.catalina.valves.RequestDumperValve"/> + --> + + <!-- Because this Realm is here, an instance will be shared globally --> + + <!-- 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"/> + + <!-- Comment out the old realm but leave here for now in case we + need to go back quickly --> + <!-- + <Realm className="org.apache.catalina.realm.MemoryRealm" /> + --> + + <!-- Replace the above Realm with one of the following to get a Realm + stored in a database and accessed via JDBC --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="org.gjt.mm.mysql.Driver" + connectionURL="jdbc:mysql://localhost/authority" + connectionName="test" connectionPassword="test" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="oracle.jdbc.driver.OracleDriver" + connectionURL="jdbc:oracle:thin:@ntserver:1521:ORCL" + connectionName="scott" connectionPassword="tiger" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="sun.jdbc.odbc.JdbcOdbcDriver" + connectionURL="jdbc:odbc:CATALINA" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- Define the default virtual host + Note: XML Schema validation will not work with Xerces 2.2. + --> + <Host name="localhost" appBase="webapps" + unpackWARs="true" autoDeploy="true" + xmlValidation="false" xmlNamespaceAware="false"> + + <!-- Defines a cluster for this node, + By defining this element, means that every manager will be changed. + So when running a cluster, only make sure that you have webapps in there + that need to be clustered and remove the other ones. + A cluster has the following parameters: + + className = the fully qualified name of the cluster class + + clusterName = a descriptive name for your cluster, can be anything + + mcastAddr = the multicast address, has to be the same for all the nodes + + mcastPort = the multicast port, has to be the same for all the nodes + + mcastBindAddress = bind the multicast socket to a specific address + + mcastTTL = the multicast TTL if you want to limit your broadcast + + mcastSoTimeout = the multicast readtimeout + + mcastFrequency = the number of milliseconds in between sending a "I'm alive" heartbeat + + mcastDropTime = the number a milliseconds before a node is considered "dead" if no heartbeat is received + + tcpThreadCount = the number of threads to handle incoming replication requests, optimal would be the same amount of threads as nodes + + tcpListenAddress = the listen address (bind address) for TCP cluster request on this host, + in case of multiple ethernet cards. + auto means that address becomes + InetAddress.getLocalHost().getHostAddress() + + tcpListenPort = the tcp listen port + + tcpSelectorTimeout = the timeout (ms) for the Selector.select() method in case the OS + has a wakup bug in java.nio. Set to 0 for no timeout + + printToScreen = true means that managers will also print to std.out + + expireSessionsOnShutdown = true means that + + useDirtyFlag = true means that we only replicate a session after setAttribute,removeAttribute has been called. + false means to replicate the session after each request. + false means that replication would work for the following piece of code: (only for SimpleTcpReplicationManager) + <% + HashMap map = (HashMap)session.getAttribute("map"); + map.put("key","value"); + %> + replicationMode = can be either 'pooled', 'synchronous' or 'asynchronous'. + * Pooled means that the replication happens using several sockets in a synchronous way. Ie, the data gets replicated, then the request return. This is the same as the 'synchronous' setting except it uses a pool of sockets, hence it is multithreaded. This is the fastest and safest configuration. To use this, also increase the nr of tcp threads that you have dealing with replication. + * Synchronous means that the thread that executes the request, is also the + thread the replicates the data to the other nodes, and will not return until all + nodes have received the information. + * Asynchronous means that there is a specific 'sender' thread for each cluster node, + so the request thread will queue the replication request into a "smart" queue, + and then return to the client. + The "smart" queue is a queue where when a session is added to the queue, and the same session + already exists in the queue from a previous request, that session will be replaced + in the queue instead of replicating two requests. This almost never happens, unless there is a + large network delay. + --> + <!-- + When configuring for clustering, you also add in a valve to catch all the requests + coming in, at the end of the request, the session may or may not be replicated. + A session is replicated if and only if all the conditions are met: + 1. useDirtyFlag is true or setAttribute or removeAttribute has been called AND + 2. a session exists (has been created) + 3. the request is not trapped by the "filter" attribute + + The filter attribute is to filter out requests that could not modify the session, + hence we don't replicate the session after the end of this request. + The filter is negative, ie, anything you put in the filter, you mean to filter out, + ie, no replication will be done on requests that match one of the filters. + The filter attribute is delimited by ;, so you can't escape out ; even if you wanted to. + + filter=".*\.gif;.*\.js;" means that we will not replicate the session after requests with the URI + ending with .gif and .js are intercepted. + + The deployer element can be used to deploy apps cluster wide. + Currently the deployment only deploys/undeploys to working members in the cluster + so no WARs are copied upons startup of a broken node. + The deployer watches a directory (watchDir) for WAR files when watchEnabled="true" + When a new war file is added the war gets deployed to the local instance, + and then deployed to the other instances in the cluster. + When a war file is deleted from the watchDir the war is undeployed locally + and cluster wide + --> + + <!-- + <Cluster className="org.apache.catalina.cluster.tcp.SimpleTcpCluster" + managerClassName="org.apache.catalina.cluster.session.DeltaManager" + expireSessionsOnShutdown="false" + useDirtyFlag="true" + notifyListenersOnReplication="true"> + + <Membership + className="org.apache.catalina.cluster.mcast.McastService" + mcastAddr="228.0.0.4" + mcastPort="45564" + mcastFrequency="500" + mcastDropTime="3000"/> + + <Receiver + className="org.apache.catalina.cluster.tcp.ReplicationListener" + tcpListenAddress="auto" + tcpListenPort="4001" + tcpSelectorTimeout="100" + tcpThreadCount="6"/> + + <Sender + className="org.apache.catalina.cluster.tcp.ReplicationTransmitter" + replicationMode="pooled" + ackTimeout="15000" + waitForAck="true"/> + + <Valve className="org.apache.catalina.cluster.tcp.ReplicationValve" + filter=".*\.gif;.*\.js;.*\.jpg;.*\.png;.*\.htm;.*\.html;.*\.css;.*\.txt;"/> + + <Deployer className="org.apache.catalina.cluster.deploy.FarmWarDeployer" + tempDir="/tmp/war-temp/" + deployDir="/tmp/war-deploy/" + watchDir="/tmp/war-listen/" + watchEnabled="false"/> + + <ClusterListener className="org.apache.catalina.cluster.session.ClusterSessionListener"/> + </Cluster> + --> + + + + <!-- Normally, users must authenticate themselves to each web app + individually. Uncomment the following entry if you would like + a user to be authenticated the first time they encounter a + resource protected by a security constraint, and then have that + user identity maintained across *all* web applications contained + in this virtual host. --> + <!-- + <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> + --> + + <!-- Access log processes all requests for this virtual host. By + default, log files are created in the "logs" directory relative to + $CATALINA_HOME. If you wish, you can specify a different + directory with the "directory" attribute. Specify either a relative + (to $CATALINA_HOME) or absolute path to the desired directory. + --> + <!-- + <Valve className="org.apache.catalina.valves.AccessLogValve" + directory="logs" prefix="localhost_access_log." suffix=".txt" + pattern="common" resolveHosts="false"/> + --> + + <!-- Access log processes all requests for this virtual host. By + default, log files are created in the "logs" directory relative to + $CATALINA_HOME. If you wish, you can specify a different + directory with the "directory" attribute. Specify either a relative + (to $CATALINA_HOME) or absolute path to the desired directory. + This access log implementation is optimized for maximum performance, + but is hardcoded to support only the "common" and "combined" patterns. + --> + <!-- + <Valve className="org.apache.catalina.valves.FastCommonAccessLogValve" + directory="logs" prefix="localhost_access_log." suffix=".txt" + pattern="common" resolveHosts="false"/> + --> + + </Host> + + </Engine> + + </Service> + +</Server> diff --git a/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8087/conf/server.xml b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8087/conf/server.xml new file mode 100644 index 0000000000..f83c68191c --- /dev/null +++ b/sandbox/sebastien/java/sca-node/demos/load-balancing-webapp/src/test/resources/tomcat-8087/conf/server.xml @@ -0,0 +1,391 @@ +<?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. +--> +<!-- Example Server Configuration File --> +<!-- Note that component elements are nested corresponding to their + parent-child relationships with each other --> + +<!-- A "Server" is a singleton element that represents the entire JVM, + which may contain one or more "Service" instances. The Server + listens for a shutdown command on the indicated port. + + Note: A "Server" is not itself a "Container", so you may not + define subcomponents such as "Valves" or "Loggers" at this level. + --> + +<Server port="8007" shutdown="SHUTDOWN"> + + <!-- Comment these entries out to disable JMX MBeans support used for the + administration web application --> + <Listener className="org.apache.catalina.core.AprLifecycleListener" /> + <Listener className="org.apache.catalina.mbeans.ServerLifecycleListener" /> + <Listener className="org.apache.catalina.mbeans.GlobalResourcesLifecycleListener" /> + <Listener className="org.apache.catalina.storeconfig.StoreConfigLifecycleListener"/> + + <!-- Global JNDI resources --> + <GlobalNamingResources> + + <!-- Test entry for demonstration purposes --> + <Environment name="simpleValue" type="java.lang.Integer" value="30"/> + + <!-- 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" (and therefore the web applications visible + within that Container). Normally, that Container is an "Engine", + but this is not required. + + Note: A "Service" is not itself a "Container", so you may not + define subcomponents such as "Valves" or "Loggers" at this level. + --> + + <!-- Define the Tomcat Stand-Alone Service --> + <Service name="Catalina"> + + <!-- A "Connector" represents an endpoint by which requests are received + and responses are returned. Each Connector passes requests on to the + associated "Container" (normally an Engine) for processing. + + By default, a non-SSL HTTP/1.1 Connector is established on port 8080. + You can also enable an SSL HTTP/1.1 Connector on port 8443 by + following the instructions below and uncommenting the second Connector + entry. SSL support requires the following steps (see the SSL Config + HOWTO in the Tomcat 5 documentation bundle for more detailed + instructions): + * If your JDK version 1.3 or prior, download and install JSSE 1.0.2 or + later, and put the JAR files into "$JAVA_HOME/jre/lib/ext". + * Execute: + %JAVA_HOME%\bin\keytool -genkey -alias tomcat -keyalg RSA (Windows) + $JAVA_HOME/bin/keytool -genkey -alias tomcat -keyalg RSA (Unix) + with a password value of "changeit" for both the certificate and + the keystore itself. + + By default, DNS lookups are enabled when a web application calls + request.getRemoteHost(). This can have an adverse impact on + performance, so you can disable it by setting the + "enableLookups" attribute to "false". When DNS lookups are disabled, + request.getRemoteHost() will return the String version of the + IP address of the remote client. + --> + + <!-- Define a non-SSL HTTP/1.1 Connector on port 8080 --> + <Connector port="8087" maxHttpHeaderSize="8192" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" redirectPort="8443" acceptCount="100" + connectionTimeout="20000" disableUploadTimeout="true" /> + <!-- Note : To disable connection timeouts, set connectionTimeout value + to 0 --> + + <!-- Note : To use gzip compression you could set the following properties : + + compression="on" + compressionMinSize="2048" + noCompressionUserAgents="gozilla, traviata" + compressableMimeType="text/html,text/xml" + --> + + <!-- Define a SSL HTTP/1.1 Connector on port 8443 --> + <!-- + <Connector port="8443" maxHttpHeaderSize="8192" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" disableUploadTimeout="true" + acceptCount="100" scheme="https" secure="true" + clientAuth="false" sslProtocol="TLS" /> + --> + + <!-- Define an AJP 1.3 Connector on port 8009 --> + <Connector port="8011" + enableLookups="false" redirectPort="8443" protocol="AJP/1.3" /> + + <!-- Define a Proxied HTTP/1.1 Connector on port 8082 --> + <!-- See proxy documentation for more information about using this. --> + <!-- + <Connector port="8082" + maxThreads="150" minSpareThreads="25" maxSpareThreads="75" + enableLookups="false" acceptCount="100" connectionTimeout="20000" + proxyPort="80" disableUploadTimeout="true" /> + --> + + <!-- 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). --> + + <!-- You should set jvmRoute to support load-balancing via AJP ie : + <Engine name="Standalone" defaultHost="localhost" jvmRoute="jvm1"> + --> + + <!-- Define the top level container in our container hierarchy --> + <Engine name="Catalina" defaultHost="localhost"> + + <!-- The request dumper valve dumps useful debugging information about + the request headers and cookies that were received, and the response + headers and cookies that were sent, for all requests received by + this instance of Tomcat. If you care only about requests to a + particular virtual host, or a particular application, nest this + element inside the corresponding <Host> or <Context> entry instead. + + For a similar mechanism that is portable to all Servlet 2.4 + containers, check out the "RequestDumperFilter" Filter in the + example application (the source for this filter may be found in + "$CATALINA_HOME/webapps/examples/WEB-INF/classes/filters"). + + Note that this Valve uses the platform's default character encoding. + This may cause problems for developers in another encoding, e.g. + UTF-8. Use the RequestDumperFilter instead. + + Also note that enabling this Valve will write a ton of stuff to your + logs. They are likely to grow quite large. This extensive log writing + will definitely slow down your server. + + Request dumping is disabled by default. Uncomment the following + element to enable it. --> + <!-- + <Valve className="org.apache.catalina.valves.RequestDumperValve"/> + --> + + <!-- Because this Realm is here, an instance will be shared globally --> + + <!-- 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"/> + + <!-- Comment out the old realm but leave here for now in case we + need to go back quickly --> + <!-- + <Realm className="org.apache.catalina.realm.MemoryRealm" /> + --> + + <!-- Replace the above Realm with one of the following to get a Realm + stored in a database and accessed via JDBC --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="org.gjt.mm.mysql.Driver" + connectionURL="jdbc:mysql://localhost/authority" + connectionName="test" connectionPassword="test" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="oracle.jdbc.driver.OracleDriver" + connectionURL="jdbc:oracle:thin:@ntserver:1521:ORCL" + connectionName="scott" connectionPassword="tiger" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- + <Realm className="org.apache.catalina.realm.JDBCRealm" + driverName="sun.jdbc.odbc.JdbcOdbcDriver" + connectionURL="jdbc:odbc:CATALINA" + userTable="users" userNameCol="user_name" userCredCol="user_pass" + userRoleTable="user_roles" roleNameCol="role_name" /> + --> + + <!-- Define the default virtual host + Note: XML Schema validation will not work with Xerces 2.2. + --> + <Host name="localhost" appBase="webapps" + unpackWARs="true" autoDeploy="true" + xmlValidation="false" xmlNamespaceAware="false"> + + <!-- Defines a cluster for this node, + By defining this element, means that every manager will be changed. + So when running a cluster, only make sure that you have webapps in there + that need to be clustered and remove the other ones. + A cluster has the following parameters: + + className = the fully qualified name of the cluster class + + clusterName = a descriptive name for your cluster, can be anything + + mcastAddr = the multicast address, has to be the same for all the nodes + + mcastPort = the multicast port, has to be the same for all the nodes + + mcastBindAddress = bind the multicast socket to a specific address + + mcastTTL = the multicast TTL if you want to limit your broadcast + + mcastSoTimeout = the multicast readtimeout + + mcastFrequency = the number of milliseconds in between sending a "I'm alive" heartbeat + + mcastDropTime = the number a milliseconds before a node is considered "dead" if no heartbeat is received + + tcpThreadCount = the number of threads to handle incoming replication requests, optimal would be the same amount of threads as nodes + + tcpListenAddress = the listen address (bind address) for TCP cluster request on this host, + in case of multiple ethernet cards. + auto means that address becomes + InetAddress.getLocalHost().getHostAddress() + + tcpListenPort = the tcp listen port + + tcpSelectorTimeout = the timeout (ms) for the Selector.select() method in case the OS + has a wakup bug in java.nio. Set to 0 for no timeout + + printToScreen = true means that managers will also print to std.out + + expireSessionsOnShutdown = true means that + + useDirtyFlag = true means that we only replicate a session after setAttribute,removeAttribute has been called. + false means to replicate the session after each request. + false means that replication would work for the following piece of code: (only for SimpleTcpReplicationManager) + <% + HashMap map = (HashMap)session.getAttribute("map"); + map.put("key","value"); + %> + replicationMode = can be either 'pooled', 'synchronous' or 'asynchronous'. + * Pooled means that the replication happens using several sockets in a synchronous way. Ie, the data gets replicated, then the request return. This is the same as the 'synchronous' setting except it uses a pool of sockets, hence it is multithreaded. This is the fastest and safest configuration. To use this, also increase the nr of tcp threads that you have dealing with replication. + * Synchronous means that the thread that executes the request, is also the + thread the replicates the data to the other nodes, and will not return until all + nodes have received the information. + * Asynchronous means that there is a specific 'sender' thread for each cluster node, + so the request thread will queue the replication request into a "smart" queue, + and then return to the client. + The "smart" queue is a queue where when a session is added to the queue, and the same session + already exists in the queue from a previous request, that session will be replaced + in the queue instead of replicating two requests. This almost never happens, unless there is a + large network delay. + --> + <!-- + When configuring for clustering, you also add in a valve to catch all the requests + coming in, at the end of the request, the session may or may not be replicated. + A session is replicated if and only if all the conditions are met: + 1. useDirtyFlag is true or setAttribute or removeAttribute has been called AND + 2. a session exists (has been created) + 3. the request is not trapped by the "filter" attribute + + The filter attribute is to filter out requests that could not modify the session, + hence we don't replicate the session after the end of this request. + The filter is negative, ie, anything you put in the filter, you mean to filter out, + ie, no replication will be done on requests that match one of the filters. + The filter attribute is delimited by ;, so you can't escape out ; even if you wanted to. + + filter=".*\.gif;.*\.js;" means that we will not replicate the session after requests with the URI + ending with .gif and .js are intercepted. + + The deployer element can be used to deploy apps cluster wide. + Currently the deployment only deploys/undeploys to working members in the cluster + so no WARs are copied upons startup of a broken node. + The deployer watches a directory (watchDir) for WAR files when watchEnabled="true" + When a new war file is added the war gets deployed to the local instance, + and then deployed to the other instances in the cluster. + When a war file is deleted from the watchDir the war is undeployed locally + and cluster wide + --> + + <!-- + <Cluster className="org.apache.catalina.cluster.tcp.SimpleTcpCluster" + managerClassName="org.apache.catalina.cluster.session.DeltaManager" + expireSessionsOnShutdown="false" + useDirtyFlag="true" + notifyListenersOnReplication="true"> + + <Membership + className="org.apache.catalina.cluster.mcast.McastService" + mcastAddr="228.0.0.4" + mcastPort="45564" + mcastFrequency="500" + mcastDropTime="3000"/> + + <Receiver + className="org.apache.catalina.cluster.tcp.ReplicationListener" + tcpListenAddress="auto" + tcpListenPort="4001" + tcpSelectorTimeout="100" + tcpThreadCount="6"/> + + <Sender + className="org.apache.catalina.cluster.tcp.ReplicationTransmitter" + replicationMode="pooled" + ackTimeout="15000" + waitForAck="true"/> + + <Valve className="org.apache.catalina.cluster.tcp.ReplicationValve" + filter=".*\.gif;.*\.js;.*\.jpg;.*\.png;.*\.htm;.*\.html;.*\.css;.*\.txt;"/> + + <Deployer className="org.apache.catalina.cluster.deploy.FarmWarDeployer" + tempDir="/tmp/war-temp/" + deployDir="/tmp/war-deploy/" + watchDir="/tmp/war-listen/" + watchEnabled="false"/> + + <ClusterListener className="org.apache.catalina.cluster.session.ClusterSessionListener"/> + </Cluster> + --> + + + + <!-- Normally, users must authenticate themselves to each web app + individually. Uncomment the following entry if you would like + a user to be authenticated the first time they encounter a + resource protected by a security constraint, and then have that + user identity maintained across *all* web applications contained + in this virtual host. --> + <!-- + <Valve className="org.apache.catalina.authenticator.SingleSignOn" /> + --> + + <!-- Access log processes all requests for this virtual host. By + default, log files are created in the "logs" directory relative to + $CATALINA_HOME. If you wish, you can specify a different + directory with the "directory" attribute. Specify either a relative + (to $CATALINA_HOME) or absolute path to the desired directory. + --> + <!-- + <Valve className="org.apache.catalina.valves.AccessLogValve" + directory="logs" prefix="localhost_access_log." suffix=".txt" + pattern="common" resolveHosts="false"/> + --> + + <!-- Access log processes all requests for this virtual host. By + default, log files are created in the "logs" directory relative to + $CATALINA_HOME. If you wish, you can specify a different + directory with the "directory" attribute. Specify either a relative + (to $CATALINA_HOME) or absolute path to the desired directory. + This access log implementation is optimized for maximum performance, + but is hardcoded to support only the "common" and "combined" patterns. + --> + <!-- + <Valve className="org.apache.catalina.valves.FastCommonAccessLogValve" + directory="logs" prefix="localhost_access_log." suffix=".txt" + pattern="common" resolveHosts="false"/> + --> + + </Host> + + </Engine> + + </Service> + +</Server> |