pkg/chrootarchive: Skip privileged tests when non-root

These tests fail when run by a non-root user

  === RUN   TestUntarWithMaliciousSymlinks
      archive_unix_test.go:63: assertion failed: expected error to contain "open /safe/host-file: no such file or directory", got "Error processing tar file(exit status 1): Error creating mount namespace before pivot: operation not permitted"
  --- FAIL: TestUntarWithMaliciousSymlinks (0.00s)
  === RUN   TestTarWithMaliciousSymlinks
      archive_unix_test.go:90: /tmp/TestTarWithMaliciousSymlinks400408188
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe_host-file
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe/_host-file
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe_
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe/_
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root_safe/host-file
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root_/safe/host-file
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  === RUN   TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root_
      archive_unix_test.go:155: assertion failed: error is not nil: error processing tar file: Error after fallback to chroot: operation not permitted: exit status 1
  --- FAIL: TestTarWithMaliciousSymlinks (0.02s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe_host-file (0.00s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe/_host-file (0.00s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe_ (0.00s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root/safe/_ (0.00s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root_safe/host-file (0.00s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root_/safe/host-file (0.00s)
      --- FAIL: TestTarWithMaliciousSymlinks//tmp/TestTarWithMaliciousSymlinks400408188/root_ (0.00s)
  FAIL
  FAIL	github.com/docker/docker/pkg/chrootarchive	0.042s

Signed-off-by: Arnaud Rebillout <elboulangero@gmail.com>
This commit is contained in:
Arnaud Rebillout 2020-11-26 22:39:55 +07:00
parent 6349b32e1b
commit c7e7426796

View file

@ -16,6 +16,7 @@ import (
"github.com/docker/docker/pkg/archive" "github.com/docker/docker/pkg/archive"
"golang.org/x/sys/unix" "golang.org/x/sys/unix"
"gotest.tools/v3/assert" "gotest.tools/v3/assert"
"gotest.tools/v3/skip"
) )
// Test for CVE-2018-15664 // Test for CVE-2018-15664
@ -23,6 +24,7 @@ import (
// some path outside of a container's rootfs that we do not copy data to a // some path outside of a container's rootfs that we do not copy data to a
// container path that will actually overwrite data on the host // container path that will actually overwrite data on the host
func TestUntarWithMaliciousSymlinks(t *testing.T) { func TestUntarWithMaliciousSymlinks(t *testing.T) {
skip.If(t, os.Getuid() != 0, "skipping test that requires root")
dir, err := ioutil.TempDir("", t.Name()) dir, err := ioutil.TempDir("", t.Name())
assert.NilError(t, err) assert.NilError(t, err)
defer os.RemoveAll(dir) defer os.RemoveAll(dir)
@ -84,6 +86,7 @@ func TestUntarWithMaliciousSymlinks(t *testing.T) {
// some path outside of a container's rootfs that we do not unwittingly leak // some path outside of a container's rootfs that we do not unwittingly leak
// host data into the archive. // host data into the archive.
func TestTarWithMaliciousSymlinks(t *testing.T) { func TestTarWithMaliciousSymlinks(t *testing.T) {
skip.If(t, os.Getuid() != 0, "skipping test that requires root")
dir, err := ioutil.TempDir("", t.Name()) dir, err := ioutil.TempDir("", t.Name())
assert.NilError(t, err) assert.NilError(t, err)
// defer os.RemoveAll(dir) // defer os.RemoveAll(dir)