def ping (on: hosts, quiet: false)
      log.info "ping", quiet: quiet do
        hash_map(hosts) do |host|
          host.ping
        end
      end
    end
def ping (on: hosts, quiet: false)
      log.info "ping", quiet: quiet do
        hash_map(hosts) do |host|
          host.ping
        end
      end
    end
def ping ( on : hosts , quiet : false ) log . info "ping" , quiet : quiet do hash_map ( hosts ) do | host | host . ping end end end
Ping each host by trying to connect to port 22
 @macro onable
 @macro quietable
Ping each host by trying to connect to port 22