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moby--moby/integration-cli/docker_cli_cp_to_container_unix_test.go

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// +build !windows
package main
import (
"fmt"
"os"
"path/filepath"
"github.com/docker/docker/pkg/integration/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"))
}