Elasticsearch (Docker) Prepare

Download Elasticsearch Plugins.

module.exports =
  header: 'Elasticsearch Plugins'
  handler: (options) ->
    return unless options.prepare
    for es_name,es of options.clusters then do (es_name,es) =>
      @each es.plugins_urls, (plugins_options,  plugins_callback) ->
        downloaded = false
        @each plugins_options.value, (plugin_options,callback) ->
          if !downloaded
            console.log "Trying to download #{plugins_options.key} using #{plugin_options.key}.."
            @file.cache
              ssh: false
              location: true
              fail: true
              header: "Accept: application/zip"
              source: plugin_options.key
              ,(err,status) ->
                if err
                  console.log "error: #{err}"
                else
                  console.log "#{plugins_options.key} downloaded using #{plugin_options.key}.."
                  clusters["#{es_name}"].downloaded_urls["#{plugins_options.key}"]= plugin_options.key
                  downloaded=true
                callback null
        @next (err) ->
          throw Error "failed to download #{plugins_options.key} out of all possible locations..." unless downloaded is true
          plugins_callback null