Imports code.google.com/p/go.crypto/ssh github.com/mitchellh/multistep github.com/mitchellh/packer/common github.com/mitchellh/packer/communicator/ssh github.com/mitchellh/packer/packer Standard library imports bytes errors fmt os os/exec path/filepath regexp runtime strconv strings time unicode/utf8 unicode io io/ioutil log math/rand net net/http