[solr][searchEngine] Solr install on ubuntu

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 installing Oracle Java 7 before installing Tomcat7:

$ sudo apt-get purge oracle-java6-installer
$ sudo apt-get install software-properties-common python-software-properties
$ sudo add-apt-repository ppa:webupd8team/java
$ sudo apt-get update
$ sudo apt-get install oracle-java7-installer
$ sudo apt-get install tomcat7 tomcat7-admin

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Solr 4.10.1

$ cd ~
$ curl http://www.eu.apache.org/dist/lucene/solr/4.10.1/solr-4.10.1.tgz [^] > solr-4.10.1.tgz
$ tar xzvf solr-4.10.1.tgz
$ sudo mv solr-4.10.1 /usr/share/solr
$ cd /usr/share/solr/example
$ sudo cp webapps/solr.war multicore/solr.war
$ cd /usr/share
$ sudo cp -r solr/example/lib/ext/* tomcat7/lib/
$ sudo cp -r solr/example/resources/log4j.properties tomcat7/lib/

Configure

Edit log4j.properties and set the solr.log setting:

$ sudo nano /usr/share/tomcat7/lib/log4j.properties

Set there solr.log=/usr/share/solr.

Now, let’s a get Solr into Tomcat Catalina config. Create a new solr.xml file:

$ sudo nano /etc/tomcat7/Catalina/localhost/solr.xml

and add


  


Add Tomcat GUI administrative users:

$ sudo nano /etc/tomcat7/tomcat-users.xml

Add the tomcat user within the block:


  
  


Ensure correct permissions:

$ sudo chown -R tomcat7 /usr/share/solr/example/multicore

Restart Tomcat:

$ sudo service tomcat7 restart

Testing

You are able now to access the Solr administrative interface at http://localhost:8080/solr. [^]

參考http://webikon.com/cases/installing-apache-solr-4-7-multicore-on-ubuntu-12-04-and-tomcat7 [^]