Imports cloud.google.com/go/compute/metadata cloud.google.com/go/storage github.com/masterzen/winrm github.com/packer-community/winrmcp/winrmcp github.com/pborman/uuid golang.org/x/oauth2/google google.golang.org/api/compute/v1 Standard library imports archive/zip bytes context crypto/rand crypto/rsa crypto/sha1 encoding/base64 encoding/binary encoding/json errors fmt io io/ioutil log net/http os os/exec path/filepath strings time