Imports github.com/dotcloud/docker/auth github.com/dotcloud/docker/registry github.com/dotcloud/docker/term github.com/dotcloud/docker/utils github.com/gorilla/mux github.com/kr/pty Standard library imports bufio bytes container/list crypto/rand crypto/sha256 encoding/binary encoding/hex encoding/json errors flag fmt io io/ioutil log net net/http net/http/httputil net/url os os/exec os/user path path/filepath reflect runtime sort strconv strings sync syscall text/tabwriter text/template time unicode