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Jim Leether
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Added methods for multicore mode
Added methods to check for the existance of and dynamically create new solr cores in multicore mode. Updated included solr.xml to persist new cores.
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3 files changed

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-35
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3 files changed

+133
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‎components/cfsolrlib.cfc

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@@ -49,6 +49,61 @@
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<cfreturn this/>
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</cffunction>
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<cffunction name="checkForCore" access="public" output="false" hint="Multicore method. Checks for existance of a Solr core by name">
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<cfargument name="coreName" type="string" required="true" hint="Solr core name" />
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<cfscript>
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h = new http();
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h.setMethod("get");
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h.setURL("#THIS.solrURL#/#ARGUMENTS.coreName#/admin/ping");
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pingResponse = h.send().getPrefix().statusCode;
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coreCheckResponse = structNew();
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if (pingResponse eq "200 OK"){
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coreCheckResponse.success = true;
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coreCheckResponse.statusCode = pingResponse;
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return coreCheckResponse;
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}else{
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coreCheckResponse.success = false;
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coreCheckResponse.statusCode = pingResponse;
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return coreCheckResponse;
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}
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</cfscript>
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</cffunction>
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<cffunction name="createNewCore" access="public" output="false" hint="Multicore method. Creates new Solr core" returntype="struct">
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<cfargument name="coreName" type="string" required="true" hint="New Solr core name" />
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<cfargument name="instanceDir" type="string" required="true" hint="Location of folder containing config and schema files" />
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<cfargument name="dataDir" type="string" required="false" hint="Location to store core's index data" />
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<cfargument name="configName" type="string" required="false" hint="Name of config file" />
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<cfargument name="schemaName" type="string" required="false" hint="Name of schema file" />
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<cfscript>
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URLString = "#THIS.host#:#THIS.port#/solr/admin/cores?action=CREATE&name=#ARGUMENTS.coreName#&instanceDir=#instanceDir#";
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if (structKeyExists(ARGUMENTS, "dataDir")){
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URLString = "#URLString#&dataDir=#ARGUMENTS.dataDir#";
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}
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if (structKeyExists(ARGUMENTS, "configName")){
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URLString = "#URLString#&config=#ARGUMENTS.configName#";
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}
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if (structKeyExists(ARGUMENTS, "schemaName")){
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URLString = "#URLString#&schema=#ARGUMENTS.schemaName#";
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}
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newCoreRequest = new http();
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newCoreRequest.setMethod("get");
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newCoreRequest.setURL("#URLString#");
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response = newCoreRequest.send().getPrefix();
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coreCreationResponse = structNew();
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if (response.statusCode eq "200 OK"){
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coreCreationResponse.success = true;
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return coreCreationResponse;
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}else{
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coreCreationResponse.success = false;
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coreCreationResponse.message = response.ErrorDetail;
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return coreCreationResponse;
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}
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</cfscript>
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</cffunction>
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<cffunction name="search" access="public" output="false" hint="Search for documents in the Solr index">
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<cfargument name="q" type="string" required="true" hint="Your query string" />
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<cfargument name="start" type="numeric" required="false" default="0" hint="Offset for results, starting with 0" />

‎coreCreationExample.cfm

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@@ -0,0 +1,43 @@
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<cfset local.sampleSolrInstance = createObject("component","components.cfsolrlib").init(APPLICATION.javaloader,"localhost","8983","/solr") />
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<cfif structKeyExists(form,"coreSubmit")>
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<cfset local.coreResponse = local.sampleSolrInstance.checkForCore("#form.coreName#")/>
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<cfif local.coreResponse.success eq false>
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<cfset local.newCoreResponse = local.sampleSolrInstance.createNewCore("#form.coreName#","core0")/>
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</cfif>
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</cfif>
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<html>
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<head>
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<title>CFSolrLib 3.0 | Core creation example</title>
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</head>
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<body>
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<h2>Create Solr Core Example</h2>
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<p>This will check for the existance of a core and create the core if it does not exist.<br />
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Solr must have been started in multicore mode for this example to function correctly.<br />
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This is done by adding "-Dsolr.solr.home=multicore" to the start command.</p>
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<form action="" method="POST">
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New Core Name: <input name="coreName" type="text" /><br />
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<input type="submit" name="coreSubmit" value="Create Core" /><br />
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</form>
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<p>
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<cfoutput>
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<cfif structKeyExists(local,"coreResponse")>
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Core Exists: #local.coreResponse.success#<br />
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Status Code: #local.coreResponse.statusCode#<br />
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<cfif local.coreResponse.success eq true>
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Core Exists. No new core created.<br />
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</cfif>
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<br />
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</cfif>
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<cfif structKeyExists(local,"newCoreResponse")>
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Core Creation Attempt Success: #local.newCoreResponse.success#<br />
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<cfif local.newCoreResponse.success eq false>
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Error Message: #local.newCoreResponse.message#<br />
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</cfif>
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<br />
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</cfif>
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</cfoutput>
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</body>
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</html>

‎solr-server/multicore/solr.xml

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@@ -1,35 +1,35 @@
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<?xml version="1.0" encoding="UTF-8" ?>
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<!--
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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<!--
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All (relative) paths are relative to the installation path
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persistent: Save changes made via the API to this file
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sharedLib: path to a lib directory that will be shared across all cores
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-->
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<solr persistent="false">
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<!--
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adminPath: RequestHandler path to manage cores.
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If 'null' (or absent), cores will not be manageable via request handler
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-->
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<cores adminPath="/admin/cores" host="${host:}" hostPort="${jetty.port:}">
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<core name="core0" instanceDir="core0" />
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<core name="core1" instanceDir="core1" />
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</cores>
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</solr>
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<?xml version="1.0" encoding="UTF-8" ?>
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<!--
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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-->
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<!--
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All (relative) paths are relative to the installation path
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persistent: Save changes made via the API to this file
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sharedLib: path to a lib directory that will be shared across all cores
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-->
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<solr persistent="true">
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<!--
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adminPath: RequestHandler path to manage cores.
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If 'null' (or absent), cores will not be manageable via request handler
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-->
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<cores adminPath="/admin/cores" host="${host:}" hostPort="${jetty.port:}">
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<core name="core0" instanceDir="core0" />
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<core name="core1" instanceDir="core1" />
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</cores>
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</solr>

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