// +build !windows
 
 package main
 
 import (
 	"fmt"
 	"os"
 	"path/filepath"

 	"strconv"
 	"strings"

 	"github.com/docker/docker/integration-cli/checker"

 	"github.com/docker/docker/pkg/system"
 	"github.com/go-check/check"
 )
 
 // Check ownership is root, both in non-userns and userns enabled modes
 func (s *DockerSuite) TestCpCheckDestOwnership(c *check.C) {
 	testRequires(c, DaemonIsLinux, SameHostDaemon)
 	tmpVolDir := getTestDir(c, "test-cp-tmpvol")
 	containerID := makeTestContainer(c,
 		testContainerOptions{volumes: []string{fmt.Sprintf("%s:/tmpvol", tmpVolDir)}})
 
 	tmpDir := getTestDir(c, "test-cp-to-check-ownership")
 	defer os.RemoveAll(tmpDir)
 
 	makeTestContentInDir(c, tmpDir)
 
 	srcPath := cpPath(tmpDir, "file1")
 	dstPath := containerCpPath(containerID, "/tmpvol", "file1")
 
 	err := runDockerCp(c, srcPath, dstPath)
 	c.Assert(err, checker.IsNil)
 
 	stat, err := system.Stat(filepath.Join(tmpVolDir, "file1"))
 	c.Assert(err, checker.IsNil)
 	uid, gid, err := getRootUIDGID()
 	c.Assert(err, checker.IsNil)
 	c.Assert(stat.UID(), checker.Equals, uint32(uid), check.Commentf("Copied file not owned by container root UID"))
 	c.Assert(stat.GID(), checker.Equals, uint32(gid), check.Commentf("Copied file not owned by container root GID"))
 }

 
 func getRootUIDGID() (int, int, error) {

 	uidgid := strings.Split(filepath.Base(testEnv.DockerBasePath()), ".")

 	if len(uidgid) == 1 {
 		//user namespace remapping is not turned on; return 0
 		return 0, 0, nil
 	}
 	uid, err := strconv.Atoi(uidgid[0])
 	if err != nil {
 		return 0, 0, err
 	}
 	gid, err := strconv.Atoi(uidgid[1])
 	if err != nil {
 		return 0, 0, err
 	}
 	return uid, gid, nil
 }