github.com/flavio/docker@v0.1.3-0.20170117145210-f63d1a6eec47/integration-cli/docker_cli_cp_to_container_unix_test.go (about) 1 // +build !windows 2 3 package main 4 5 import ( 6 "fmt" 7 "os" 8 "path/filepath" 9 "strconv" 10 "strings" 11 12 "github.com/docker/docker/integration-cli/checker" 13 "github.com/docker/docker/pkg/system" 14 "github.com/go-check/check" 15 ) 16 17 // Check ownership is root, both in non-userns and userns enabled modes 18 func (s *DockerSuite) TestCpCheckDestOwnership(c *check.C) { 19 testRequires(c, DaemonIsLinux, SameHostDaemon) 20 tmpVolDir := getTestDir(c, "test-cp-tmpvol") 21 containerID := makeTestContainer(c, 22 testContainerOptions{volumes: []string{fmt.Sprintf("%s:/tmpvol", tmpVolDir)}}) 23 24 tmpDir := getTestDir(c, "test-cp-to-check-ownership") 25 defer os.RemoveAll(tmpDir) 26 27 makeTestContentInDir(c, tmpDir) 28 29 srcPath := cpPath(tmpDir, "file1") 30 dstPath := containerCpPath(containerID, "/tmpvol", "file1") 31 32 err := runDockerCp(c, srcPath, dstPath) 33 c.Assert(err, checker.IsNil) 34 35 stat, err := system.Stat(filepath.Join(tmpVolDir, "file1")) 36 c.Assert(err, checker.IsNil) 37 uid, gid, err := getRootUIDGID() 38 c.Assert(err, checker.IsNil) 39 c.Assert(stat.UID(), checker.Equals, uint32(uid), check.Commentf("Copied file not owned by container root UID")) 40 c.Assert(stat.GID(), checker.Equals, uint32(gid), check.Commentf("Copied file not owned by container root GID")) 41 } 42 43 func getRootUIDGID() (int, int, error) { 44 uidgid := strings.Split(filepath.Base(testEnv.DockerBasePath()), ".") 45 if len(uidgid) == 1 { 46 //user namespace remapping is not turned on; return 0 47 return 0, 0, nil 48 } 49 uid, err := strconv.Atoi(uidgid[0]) 50 if err != nil { 51 return 0, 0, err 52 } 53 gid, err := strconv.Atoi(uidgid[1]) 54 if err != nil { 55 return 0, 0, err 56 } 57 return uid, gid, nil 58 }