Imports github.com/docker/docker/pkg/archive github.com/docker/docker/pkg/fileutils github.com/docker/docker/pkg/stdcopy github.com/docker/libtrust Standard library imports bufio bytes crypto crypto/md5 crypto/tls crypto/x509 encoding/base64 encoding/hex encoding/json errors fmt hash io io/ioutil math net net/http net/http/httputil net/url os path path/filepath reflect regexp strconv strings sync sync/atomic time