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Merge pull request #18436 from estesp/fix-initlayer-perms

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Fix init layer chown of existing dir ownership
Upstream-commit: a56f258c8af4524f00750fbaa92d7b1f85981cef
Component: engine
This commit is contained in:
Jess Frazelle
2015-12-04 11:53:09 -08:00
parent d7dafeedd3 37ebaba7a1
commit fee5b92987
2 changed files with 26 additions and 3 deletions
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components/engine/daemon/daemon_unix.go
+3 -3
View File
@@ -585,12 +585,12 @@ func setupInitLayer(initLayer string, rootUID, rootGID int) error {
if _, err := os.Stat(filepath.Join(initLayer, pth)); err != nil {
if os.IsNotExist(err) {
if err := idtools.MkdirAllAs(filepath.Join(initLayer, filepath.Dir(pth)), 0755, rootUID, rootGID); err != nil {
if err := idtools.MkdirAllNewAs(filepath.Join(initLayer, filepath.Dir(pth)), 0755, rootUID, rootGID); err != nil {
return err
}
switch typ {
case "dir":
if err := idtools.MkdirAllAs(filepath.Join(initLayer, pth), 0755, rootUID, rootGID); err != nil {
if err := idtools.MkdirAllNewAs(filepath.Join(initLayer, pth), 0755, rootUID, rootGID); err != nil {
return err
}
case "file":
@@ -598,8 +598,8 @@ func setupInitLayer(initLayer string, rootUID, rootGID int) error {
if err != nil {
return err
}
f.Close()
f.Chown(rootUID, rootGID)
f.Close()
default:
if err := os.Symlink(typ, filepath.Join(initLayer, pth)); err != nil {
return err
components/engine/integration-cli/docker_cli_run_test.go
+23
View File
@@ -3762,6 +3762,29 @@ func (s *DockerSuite) TestRunInvalidReference(c *check.C) {
}
}
// Test fix for issue #17854
func (s *DockerSuite) TestRunInitLayerPathOwnership(c *check.C) {
// Not applicable on Windows as it does not support Linux uid/gid ownership
testRequires(c, DaemonIsLinux)
name := "testetcfileownership"
_, err := buildImage(name,
`FROM busybox
RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
RUN echo 'dockerio:x:1001:' >> /etc/group
RUN chown dockerio:dockerio /etc`,
true)
if err != nil {
c.Fatal(err)
}
// Test that dockerio ownership of /etc is retained at runtime
out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc")
out = strings.TrimSpace(out)
if out != "dockerio:dockerio" {
c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out)
}
}
func (s *DockerSuite) TestRunWithOomScoreAdj(c *check.C) {
testRequires(c, DaemonIsLinux)