install elasticsearch on ubuntu

elasticsearch-install.sh

sudo apt-get install openjdk-6-jre-headless
wget https://github.com/downloads/elasticsearch/elasticsearch/elasticsearch-0.17.6.tar.gz -O elasticsearch.tar.gz
tar -xf elasticsearch.tar.gz
rm elasticsearch.tar.gz
sudo mv elasticsearch-0.17.6 elasticsearch
sudo mv elasticsearch /usr/local/share
wget http://github.com/elasticsearch/elasticsearch-servicewrapper/tarball/master -O - | tar xz
mv elasticsearch-elasticsearch-servicewrapper-3e0b23d/service /usr/local/share/elasticsearch/bin/
rm -rv elasticsearch-elasticsearch-servicewrapper-3e0b23d/
sudo /usr/local/share/elasticsearch/bin/service/elasticsearch install
sudo ln -s `readlink -f /usr/local/share/elasticsearch/bin/service/elasticsearch` /usr/local/bin/rcelasticsearch
sudo service elasticsearch start
curl localhost:9200