package/tools/chocolateyInstall.ps1 (4 lines of code) (raw):
$elasticsearch_version = $env:ChocolateyPackageVersion
Install-ChocolateyZipPackage 'elasticsearch' "https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-$($elasticsearch_version).zip" "$(Split-Path -parent $MyInvocation.MyCommand.Definition)"
Install-ChocolateyPath "$(Split-Path -parent $MyInvocation.MyCommand.Definition)\elasticsearch-$($elasticsearch_version)\bin"
elasticsearch-service.bat install