Install ElasticSearch on CentOS 6.5

elasticsearch

# install missing libraries (if any)
[root@sm ~]# cd ~
[root@sm ~]# sudo yum update

# get and unpack elasticsearch tar file
[root@sm ~]# wget https://download.elasticsearch.org/elasticsearch/elasticsearch/elasticsearch-1.3.1.tar.gz -O elasticsearch.tar.gz
[root@sm ~]# tar -xvf elasticsearch.tar.gz
[root@sm ~]# mv elasticsearch-* elasticsearch
[root@sm ~]# sudo mv elasticsearch /usr/local/share

# make elasticsearch runnable as a service
[root@sm ~]# cd ~
[root@sm ~]# curl -L http://github.com/elasticsearch/elasticsearch-servicewrapper/tarball/master | tar -xz
[root@sm ~]# mv *servicewrapper*/service /usr/local/share/elasticsearch/bin/
[root@sm ~]# rm -Rf *servicewrapper*
[root@sm ~]# sudo /usr/local/share/elasticsearch/bin/service/elasticsearch install
[root@sm ~]# sudo /etc/init.d/elasticsearch start

# open port
[root@sm ~]# sudo vi /etc/sysconfig/iptables
-A INPUT -p tcp -m tcp --dport 9200 -j ACCEPT
-A INPUT -p tcp -m tcp --dport 9300 -j ACCEPT
[root@sm ~]# sudo /etc/init.d/iptables restart

# install elasticsearch plugins
[root@sm ~]# cd /usr/local/share/elasticsearch/bin/
[root@sm bin]#./plugin -install mobz/elasticsearch-head

repositories

Download and install the Public Signing Key

rpm --import http://packages.elasticsearch.org/GPG-KEY-elasticsearch
Add the following in your /etc/yum.repos.d/ directory in a file named (for example) elasticsearch.repo

[elasticsearch-1.3]
name=Elasticsearch repository for 1.3.x packages
baseurl=http://packages.elasticsearch.org/elasticsearch/1.3/centos
gpgcheck=1
gpgkey=http://packages.elasticsearch.org/GPG-KEY-elasticsearch
enabled=1
And your repository is ready for use. You can install it with :

yum install elasticsearch

http://www.elasticsearch.org/guide/en/elasticsearch/reference/current/setup-repositories.html