Imports golang.org/x/crypto/ssh github.com/mitchellh/multistep github.com/mitchellh/packer/communicator/ssh github.com/mitchellh/packer/communicator/winrm github.com/mitchellh/packer/packer github.com/mitchellh/packer/template/interpolate Standard library imports encoding/pem errors fmt io/ioutil log os strings testing time