Imports github.com/flynn/go-shlex github.com/mattn/go-colorable github.com/containerd/containerd/pkg/progress golang.org/x/crypto/ssh/agent github.com/sirupsen/logrus golang.org/x/crypto/ssh/terminal github.com/urfave/cli golang.org/x/crypto/ssh Standard library imports bufio bytes crypto/x509 errors fmt io io/ioutil net os encoding/pem os/user os/exec path/filepath regexp strings sync syscall time