Revert "Revert "Add docker exec run a command in privileged mode""

This reverts commit 40b71adee390e9c06471b89ed845132b4ec80177.

Original commit (for which this is effectively a rebased version) is
72a500e9e5929b038816d8bd18d462a19e571c99 and was provided by Lei Jitang
<leijitang@huawei.com>.

Signed-off-by: Tim Dettrick <t.dettrick@uq.edu.au>
Upstream-commit: 03f65b3d0d66ccdc8b69a447b75508d594007600
Component: engine
This commit is contained in:
Tim Dettrick
2015-08-13 16:36:44 +10:00
parent 2c3fdeb15a
commit 337be087f4
7 changed files with 53 additions and 15 deletions
@@ -532,6 +532,31 @@ func (s *DockerSuite) TestExecWithUser(c *check.C) {
}
}
func (s *DockerSuite) TestExecWithPrivileged(c *check.C) {
runCmd := exec.Command(dockerBinary, "run", "-d", "--name", "parent", "--cap-drop=ALL", "busybox", "top")
if out, _, err := runCommandWithOutput(runCmd); err != nil {
c.Fatal(out, err)
}
cmd := exec.Command(dockerBinary, "exec", "parent", "sh", "-c", "mknod /tmp/sda b 8 0")
out, _, err := runCommandWithOutput(cmd)
if err == nil || !strings.Contains(out, "Operation not permitted") {
c.Fatalf("exec mknod in --cap-drop=ALL container without --privileged should failed")
}
cmd = exec.Command(dockerBinary, "exec", "--privileged", "parent", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
out, _, err = runCommandWithOutput(cmd)
if err != nil {
c.Fatal(err, out)
}
if actual := strings.TrimSpace(out); actual != "ok" {
c.Fatalf("exec mknod in --cap-drop=ALL container with --privileged failed: %v, output: %q", err, out)
}
}
func (s *DockerSuite) TestExecWithImageUser(c *check.C) {
name := "testbuilduser"
_, err := buildImage(name,