package integration import ( "os" "os/exec" . "github.com/containers/podman/v3/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" . "github.com/onsi/gomega/gexec" ) var _ = Describe("Podman run device", func() { var ( tempdir string err error podmanTest *PodmanTestIntegration ) BeforeEach(func() { tempdir, err = CreateTempDirInTempDir() if err != nil { os.Exit(1) } podmanTest = PodmanTestCreate(tempdir) podmanTest.Setup() podmanTest.SeedImages() }) AfterEach(func() { podmanTest.Cleanup() f := CurrentGinkgoTestDescription() processTestResult(f) }) It("podman run bad device test", func() { session := podmanTest.Podman([]string{"run", "-q", "--device", "/dev/baddevice", ALPINE, "true"}) session.WaitWithDefaultTimeout() Expect(session).To(ExitWithError()) }) It("podman run device test", func() { session := podmanTest.Podman([]string{"run", "-q", "--security-opt", "label=disable", "--device", "/dev/kmsg", ALPINE, "test", "-c", "/dev/kmsg"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) It("podman run device rename test", func() { // TODO: Confirm absence of /dev/kmsg in container session := podmanTest.Podman([]string{"run", "-q", "--security-opt", "label=disable", "--device", "/dev/kmsg:/dev/kmsg1", ALPINE, "test", "-c", "/dev/kmsg1"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) It("podman run device permission test", func() { // TODO: Confirm write-permission failure session := podmanTest.Podman([]string{"run", "-q", "--security-opt", "label=disable", "--device", "/dev/kmsg:r", ALPINE, "test", "-r", "/dev/kmsg"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) It("podman run device rename and permission test", func() { // TODO: Confirm write-permission failure session := podmanTest.Podman([]string{"run", "-q", "--security-opt", "label=disable", "--device", "/dev/kmsg:/dev/kmsg1:r", ALPINE, "test", "-r", "/dev/kmsg1"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) It("podman run device rename and bad permission test", func() { session := podmanTest.Podman([]string{"run", "-q", "--security-opt", "label=disable", "--device", "/dev/kmsg:/dev/kmsg1:rd", ALPINE, "true"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(125)) }) It("podman run device host device and container device parameter are directories", func() { SkipIfRootless("Cannot create devices in /dev in rootless mode") Expect(os.MkdirAll("/dev/foodevdir", os.ModePerm)).To(BeNil()) defer os.RemoveAll("/dev/foodevdir") mknod := SystemExec("mknod", []string{"/dev/foodevdir/null", "c", "1", "3"}) mknod.WaitWithDefaultTimeout() Expect(mknod).Should(Exit(0)) session := podmanTest.Podman([]string{"run", "-q", "--device", "/dev/foodevdir:/dev/bar", ALPINE, "stat", "-c%t:%T", "/dev/bar/null"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToString()).To(Equal("1:3")) }) It("podman run device host device with --privileged", func() { session := podmanTest.Podman([]string{"run", "--privileged", ALPINE, "test", "-c", "/dev/kmsg"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) // verify --privileged is required session2 := podmanTest.Podman([]string{"run", ALPINE, "test", "-c", "/dev/kmsg"}) session2.WaitWithDefaultTimeout() Expect(session2).Should((Exit(1))) }) It("podman run CDI device test", func() { SkipIfRootless("Rootless will not be able to create files/folders in /etc") cdiDir := "/etc/cdi" if _, err := os.Stat(cdiDir); os.IsNotExist(err) { Expect(os.MkdirAll(cdiDir, os.ModePerm)).To(BeNil()) } defer os.RemoveAll(cdiDir) cmd := exec.Command("cp", "cdi/device.json", cdiDir) err = cmd.Run() Expect(err).To(BeNil()) session := podmanTest.Podman([]string{"run", "-q", "--security-opt", "label=disable", "--device", "vendor.com/device=myKmsg", ALPINE, "test", "-c", "/dev/kmsg1"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) It("podman run --gpus noop", func() { session := podmanTest.Podman([]string{"run", "--gpus", "all", ALPINE, "true"}) 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))) }) })