From 2e3a192bb0968e0c07627165de429bd9942af88d Mon Sep 17 00:00:00 2001 From: Giuseppe Scrivano Date: Mon, 8 Aug 2022 11:09:53 +0200 Subject: cmd: refuse --userns if a mapping is specified if an explicit mapping is specified, do not accept `--userns` since it overriden to "private". Closes: https://github.com/containers/podman/issues/15233 Signed-off-by: Giuseppe Scrivano --- test/e2e/run_userns_test.go | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'test') diff --git a/test/e2e/run_userns_test.go b/test/e2e/run_userns_test.go index 613727118..f247b2dac 100644 --- a/test/e2e/run_userns_test.go +++ b/test/e2e/run_userns_test.go @@ -307,6 +307,30 @@ var _ = Describe("Podman UserNS support", func() { } }) + + It("podman --userns= conflicts with ui[dg]map and sub[ug]idname", func() { + session := podmanTest.Podman([]string{"run", "--userns=host", "--uidmap=0:1:500", "alpine", "true"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(125)) + Expect(session.ErrorToString()).To(ContainSubstring("--userns and --uidmap/--gidmap/--subuidname/--subgidname are mutually exclusive")) + + session = podmanTest.Podman([]string{"run", "--userns=host", "--gidmap=0:200:5000", "alpine", "true"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Exit(125)) + Expect(session.ErrorToString()).To(ContainSubstring("--userns and --uidmap/--gidmap/--subuidname/--subgidname are mutually exclusive")) + + // with sub[ug]idname we don't check for the error output since the error message could be different, depending on the + // system configuration since the specified user could not be defined and cause a different earlier error. + // In any case, make sure the command doesn't succeed. + session = podmanTest.Podman([]string{"run", "--userns=private", "--subuidname=containers", "alpine", "true"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Not(Exit(0))) + + session = podmanTest.Podman([]string{"run", "--userns=private", "--subgidname=containers", "alpine", "true"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Not(Exit(0))) + }) + It("podman PODMAN_USERNS", func() { SkipIfNotRootless("keep-id only works in rootless mode") -- cgit v1.2.3-54-g00ecf