install_elastic_stack.sh

#! /bin/bash
echo Download the Elastic PGP key
rpm --import https://artifacts.elastic.co/GPG-KEY-elasticsearch

elastic_repo=/etc/yum.repos.d/elastic_stack.repo
touch $elastic_repo
cat <<EOT > $elastic_repo
[elastic-5.x]
name=Elasticsearch repository for 5.x packages
baseurl=https://artifacts.elastic.co/packages/5.x/yum
gpgcheck=1
gpgkey=https://artifacts.elastic.co/GPG-KEY-elasticsearch
enabled=1
autorefresh=1
type=rpm-md

EOT

echo Install Elasticsearch
yum install elasticsearch -y
sed -i 's/#network.host:.*/network.host: localhost/g' /etc/elasticsearch/elasticsearch.yml
systemctl enable elasticsearch
systemctl start elasticsearch

echo Install Kibana
yum install kibana -y
sed -i 's/#server.host:/server.host:/g' /etc/kibana/kibana.yml
systemctl enable kibana
systemctl start kibana

echo Install Logstash
sudo yum install logstash

echo Install filebat
yum install filebeat -y
sudo chkconfig --add filebeat

echo Install heartbeat
yum install heartbeat -y
sudo chkconfig --add heartbeat

#echo Install X-Pack into Elasticsearch
#/usr/share/elasticsearch/bin/elasticsearch-plugin install x-pack -y

#echo Install X-Pack into Kibana
#/usr/share/kibana/bin/kibana-plugin install x-pack

echo Install nginx
yum install nginx httpd-tools -y

echo Remove default server setting
sed -i.bak -e "38,57d" /etc/nginx/nginx.conf

echo Setup nginx forwarding
elasticsearch_conf=/etc/nginx/conf.d/elasticsearch.conf
touch $elasticsearch_conf
cat <<EOT > $elasticsearch_conf
server {
  listen 80;

  server_name example.com;


  location / {
    proxy_pass http://localhost:9200;
    proxy_http_version 1.1;
    proxy_set_header Upgrade \$http_upgrade;
    proxy_set_header Connection 'upgrade';
    proxy_set_header Host \$host;
    proxy_cache_bypass \$http_upgrade;
  }
}
EOT

kibana_conf=/etc/nginx/conf.d/kibana.conf
touch $kibana_conf
cat <<EOT > $kibana_conf
server {
  listen 81;

  server_name example.com;


  location / {
    proxy_pass http://localhost:5601;
    proxy_http_version 1.1;
    proxy_set_header Upgrade \$http_upgrade;
    proxy_set_header Connection 'upgrade';
    proxy_set_header Host \$host;
    proxy_cache_bypass \$http_upgrade;
  }
}
EOT

echo Enable and start nginx
systemctl enable nginx
systemctl start nginx