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| author | Giuseppe Scrivano <gscrivan@redhat.com> | 2021-12-16 09:41:53 +0100 |
|---|---|---|
| committer | Giuseppe Scrivano <gscrivan@redhat.com> | 2021-12-16 13:25:43 +0100 |
| commit | 4243ca93a42c3ed977662c570302be8a7dc5c5ca (patch) | |
| tree | 23832c473ac1c9d7a4ebb7bd1a7700d92093cfd8 | |
| parent | d984fec351c06a95f8a51c7e6ced819c6b17245f (diff) | |
| download | podman-4243ca93a42c3ed977662c570302be8a7dc5c5ca.tar.gz podman-4243ca93a42c3ed977662c570302be8a7dc5c5ca.tar.bz2 podman-4243ca93a42c3ed977662c570302be8a7dc5c5ca.zip | |
oci: configure the devices cgroup with default devices
always set the default devices to the devices cgroup when not running
in a user namespace.
Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
| -rw-r--r-- | pkg/specgen/generate/oci.go | 8 | ||||
| -rw-r--r-- | test/e2e/run_device_test.go | 7 |
2 files changed, 13 insertions, 2 deletions
diff --git a/pkg/specgen/generate/oci.go b/pkg/specgen/generate/oci.go index 9f8807915..efac53104 100644 --- a/pkg/specgen/generate/oci.go +++ b/pkg/specgen/generate/oci.go @@ -325,8 +325,12 @@ func SpecGenToOCI(ctx context.Context, s *specgen.SpecGenerator, rt *libpod.Runt } s.HostDeviceList = s.Devices - for _, dev := range s.DeviceCGroupRule { - g.AddLinuxResourcesDevice(true, dev.Type, dev.Major, dev.Minor, dev.Access) + // set the devices cgroup when not running in a user namespace + if !inUserNS && !s.Privileged { + g.AddLinuxResourcesDevice(false, "", nil, nil, "rwm") + for _, dev := range s.DeviceCGroupRule { + g.AddLinuxResourcesDevice(true, dev.Type, dev.Major, dev.Minor, dev.Access) + } } for k, v := range s.WeightDevice { diff --git a/test/e2e/run_device_test.go b/test/e2e/run_device_test.go index 08905aed2..fbf1eb791 100644 --- a/test/e2e/run_device_test.go +++ b/test/e2e/run_device_test.go @@ -119,4 +119,11 @@ var _ = Describe("Podman run device", func() { session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) + + It("podman run cannot access non default devices", func() { + session := podmanTest.Podman([]string{"run", "-v /dev:/dev-host", ALPINE, "head", "-1", "/dev-host/kmsg"}) + session.WaitWithDefaultTimeout() + Expect(session).Should(Not(Exit(0))) + }) + }) |