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discovery.zen.ping.multicast.enabled: false
discovery.zen.ping.unicast.hosts: ["xy2.compute.amazonaws.com"]
# and on other node use:
# discovery.zen.ping.unicast.hosts: ["xy1.compute.amazonaws.com"]

# to use ec2 api (you need the security keys!) for discovery you need to install the aws plugin
# read
# http://www.elasticsearch.org/tutorials/2011/08/22/elasticsearch-on-ec2.html
# http://www.elasticsearch.org/guide/reference/modules/discovery/ec2.html

VERSION=0.20.6

sudo apt-get update
sudo apt-get install openjdk-6-jdk

wget https://download.elasticsearch.org/elasticsearch/elasticsearch/elasticsearch-$VERSION.deb
sudo dpkg -i elasticsearch-$VERSION.deb

# be sure you add "action.disable_delete_all_indices" : true to the config!!

# start script
sudo /etc/init.d/elasticsearch restart

# ------------------------------------------------------------------------------------

# if you want to remove it:
#sudo dpkg -r elasticsearch

# binaries & plugin
#/usr/share/elasticsearch/bin

# log dir
#/var/log/elasticsearch

# data dir
#/var/lib/elasticsearch

# config dir
#/etc/elasticsearch

# prepare ElasticSearch UI
#sudo apt-get install apache2 
#sudo mkdir /var/www/ui
#sudo chown -R ubuntu.www-data /var/www
# now copy ES-HEAD to /var/www/ui