def all_nodes_done?

      if @scan
        command = 'scan-list'
      else
        command = 'query-list'
      end

      nodes = @cluster.nodes
      done = false

      nodes.each do |node|
        conn = node.get_connection(0)
        responseMap, _ = Info.request(conn, command)
        node.put_connection(conn)

        response = responseMap[command]
        find = "job_id=#{@task_id}:"
        index = response.index(find)

        unless index
          # don't return on first check
          done = true
          next
        end

        b = index + find.length
        response = response[b, response.length]
        find = 'job_status='
        index = response.index(find)

        next unless index

        b = index + find.length
        response = response[b, response.length]
        e = response.index(':')
        status = response[0, e]

        case status
        when 'ABORTED'
          raise raise Aerospike::Exceptions::QueryTerminated
        when 'IN PROGRESS'
          return false
        when 'DONE'
          done = true
        end
      end

      done
    end
def all_nodes_done?

      if @scan
        command = 'scan-list'
      else
        command = 'query-list'
      end

      nodes = @cluster.nodes
      done = false

      nodes.each do |node|
        conn = node.get_connection(0)
        responseMap, _ = Info.request(conn, command)
        node.put_connection(conn)

        response = responseMap[command]
        find = "job_id=#{@task_id}:"
        index = response.index(find)

        unless index
          # don't return on first check
          done = true
          next
        end

        b = index + find.length
        response = response[b, response.length]
        find = 'job_status='
        index = response.index(find)

        next unless index

        b = index + find.length
        response = response[b, response.length]
        e = response.index(':')
        status = response[0, e]

        case status
        when 'ABORTED'
          raise raise Aerospike::Exceptions::QueryTerminated
        when 'IN PROGRESS'
          return false
        when 'DONE'
          done = true
        end
      end

      done
    end
NewExecuteTask initializes task with fields needed to query server nodes.
 IsDone queries all nodes for task completion status.