#cloud-config
package_update: true
package_upgrade: true

packages:
  - openjdk-11-jdk
  - wget
  - gnupg
  - apt-transport-https

write_files:
  - path: /etc/elasticsearch/elasticsearch.yml
    content: |
      cluster.name: my-application
      node.name: node-1
      path.data: /var/lib/elasticsearch
      path.logs: /var/log/elasticsearch
      network.host: localhost
      http.port: 9200
      discovery.type: single-node
      xpack.security.enabled: false
    append: false

runcmd:
  # Add Elasticsearch repository
  - wget -qO - https://artifacts.elastic.co/GPG-KEY-elasticsearch | apt-key add -
  - echo "deb https://artifacts.elastic.co/packages/7.x/apt stable main" | tee /etc/apt/sources.list.d/elastic-7.x.list
  
  # Install Elasticsearch
  - apt-get update
  - apt-get install -y elasticsearch
  
  # Configure JVM heap size
  - sed -i 's/-Xms1g/-Xms512m/g' /etc/elasticsearch/jvm.options
  - sed -i 's/-Xmx1g/-Xmx512m/g' /etc/elasticsearch/jvm.options
  
  # Start Elasticsearch
  - systemctl enable elasticsearch
  - systemctl start elasticsearch
  
  # Wait for startup and test
  - sleep 30
  - curl -X GET "localhost:9200/"