package integration import ( "fmt" "io/ioutil" "os" "os/exec" "path/filepath" "strings" . "github.com/containers/podman/v2/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" ) var _ = Describe("Podman run", 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() os.Setenv("CONTAINERS_CONF", "config/containers.conf") if IsRemote() { podmanTest.RestartRemoteService() } }) AfterEach(func() { podmanTest.Cleanup() f := CurrentGinkgoTestDescription() processTestResult(f) os.Unsetenv("CONTAINERS_CONF") }) It("podman run limits test", func() { SkipIfRootlessCgroupsV1("Setting limits not supported on cgroupv1 for rootless users") //containers.conf is set to "nofile=500:500" session := podmanTest.Podman([]string{"run", "--rm", fedoraMinimal, "ulimit", "-n"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("500")) session = podmanTest.Podman([]string{"run", "--rm", "--ulimit", "nofile=2048:2048", fedoraMinimal, "ulimit", "-n"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("2048")) }) It("podman run with containers.conf having additional env", func() { //containers.conf default env includes foo session := podmanTest.Podman([]string{"run", ALPINE, "printenv"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("foo=bar")) }) It("podman run with additional devices", func() { //containers.conf devices includes notone session := podmanTest.Podman([]string{"run", "--device", "/dev/null:/dev/bar", ALPINE, "ls", "/dev"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("bar")) Expect(session.OutputToString()).To(ContainSubstring("notone")) }) It("podman run shm-size", func() { //containers.conf default sets shm-size=201k, which ends up as 200k session := podmanTest.Podman([]string{"run", ALPINE, "grep", "shm", "/proc/self/mounts"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("size=200k")) }) It("podman Capabilities in containers.conf", func() { SkipIfRootlessCgroupsV1("Not supported for rootless + CGroupsV1") cap := podmanTest.Podman([]string{"run", ALPINE, "grep", "CapEff", "/proc/self/status"}) cap.WaitWithDefaultTimeout() Expect(cap.ExitCode()).To(Equal(0)) os.Setenv("CONTAINERS_CONF", "config/containers-ns.conf") if IsRemote() { podmanTest.RestartRemoteService() } session := podmanTest.Podman([]string{"run", "busybox", "grep", "CapEff", "/proc/self/status"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).ToNot(Equal(cap.OutputToString())) }) It("podman Regular capabilities", func() { setup := podmanTest.RunTopContainer("test1") setup.WaitWithDefaultTimeout() result := podmanTest.Podman([]string{"top", "test1", "capeff"}) result.WaitWithDefaultTimeout() Expect(result.ExitCode()).To(Equal(0)) Expect(result.OutputToString()).To(ContainSubstring("SYS_CHROOT")) Expect(result.OutputToString()).To(ContainSubstring("NET_RAW")) }) It("podman drop capabilities", func() { os.Setenv("CONTAINERS_CONF", "config/containers-caps.conf") if IsRemote() { podmanTest.RestartRemoteService() } setup := podmanTest.RunTopContainer("test1") setup.WaitWithDefaultTimeout() result := podmanTest.Podman([]string{"container", "top", "test1", "capeff"}) result.WaitWithDefaultTimeout() Expect(result.ExitCode()).To(Equal(0)) Expect(result.OutputToString()).ToNot(ContainSubstring("SYS_CHROOT")) Expect(result.OutputToString()).ToNot(ContainSubstring("NET_RAW")) }) verifyNSHandling := func(nspath, option string) { SkipIfRootlessCgroupsV1("Not supported for rootless + CGroupsV1") os.Setenv("CONTAINERS_CONF", "config/containers-ns.conf") if IsRemote() { podmanTest.RestartRemoteService() } //containers.conf default ipcns to default to host session := podmanTest.Podman([]string{"run", ALPINE, "ls", "-l", nspath}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) fields := strings.Split(session.OutputToString(), " ") ctrNS := strings.TrimSuffix(fields[len(fields)-1], "\n") cmd := exec.Command("ls", "-l", nspath) res, err := cmd.Output() Expect(err).To(BeNil()) fields = strings.Split(string(res), " ") hostNS := strings.TrimSuffix(fields[len(fields)-1], "\n") Expect(hostNS).To(Equal(ctrNS)) session = podmanTest.Podman([]string{"run", option, "private", ALPINE, "ls", "-l", nspath}) fields = strings.Split(session.OutputToString(), " ") ctrNS = fields[len(fields)-1] Expect(hostNS).ToNot(Equal(ctrNS)) } It("podman compare netns", func() { verifyNSHandling("/proc/self/ns/net", "--network") }) It("podman compare ipcns", func() { verifyNSHandling("/proc/self/ns/ipc", "--ipc") }) It("podman compare utsns", func() { verifyNSHandling("/proc/self/ns/uts", "--uts") }) It("podman compare pidns", func() { verifyNSHandling("/proc/self/ns/pid", "--pid") }) It("podman compare cgroupns", func() { verifyNSHandling("/proc/self/ns/cgroup", "--cgroupns") }) It("podman containers.conf additionalvolumes", func() { conffile := filepath.Join(podmanTest.TempDir, "container.conf") tempdir, err = CreateTempDirInTempDir() if err != nil { os.Exit(1) } err := ioutil.WriteFile(conffile, []byte(fmt.Sprintf("[containers]\nvolumes=[\"%s:%s:Z\",]\n", tempdir, tempdir)), 0755) if err != nil { os.Exit(1) } os.Setenv("CONTAINERS_CONF", conffile) if IsRemote() { podmanTest.RestartRemoteService() } result := podmanTest.Podman([]string{"run", ALPINE, "ls", tempdir}) result.WaitWithDefaultTimeout() Expect(result.ExitCode()).To(Equal(0)) }) It("podman run containers.conf sysctl test", func() { //containers.conf is set to "net.ipv4.ping_group_range=0 1000" session := podmanTest.Podman([]string{"run", "--rm", fedoraMinimal, "cat", "/proc/sys/net/ipv4/ping_group_range"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("1000")) // Ignore containers.conf setting if --net=host session = podmanTest.Podman([]string{"run", "--rm", "--net", "host", fedoraMinimal, "cat", "/proc/sys/net/ipv4/ping_group_range"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).ToNot((ContainSubstring("1000"))) }) It("podman run containers.conf search domain", func() { session := podmanTest.Podman([]string{"run", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) session.LineInOutputStartsWith("search foobar.com") }) It("podman run add dns server", func() { session := podmanTest.Podman([]string{"run", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) session.LineInOutputStartsWith("server 1.2.3.4") }) It("podman run add dns option", func() { session := podmanTest.Podman([]string{"run", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) session.LineInOutputStartsWith("options debug") }) It("podman run containers.conf remove all search domain", func() { session := podmanTest.Podman([]string{"run", "--dns-search=.", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.LineInOutputStartsWith("search")).To(BeFalse()) }) It("podman run use containers.conf search domain", func() { session := podmanTest.Podman([]string{"run", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.LineInOutputStartsWith("search")).To(BeTrue()) Expect(session.OutputToString()).To(ContainSubstring("foobar.com")) Expect(session.OutputToString()).To(ContainSubstring("1.2.3.4")) Expect(session.OutputToString()).To(ContainSubstring("debug")) }) It("podman run containers.conf timezone", func() { //containers.conf timezone set to Pacific/Honolulu session := podmanTest.Podman([]string{"run", ALPINE, "date", "+'%H %Z'"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("HST")) }) It("podman run containers.conf umask", func() { //containers.conf umask set to 0002 if !strings.Contains(podmanTest.OCIRuntime, "crun") { Skip("Test only works on crun") } session := podmanTest.Podman([]string{"run", "--rm", ALPINE, "sh", "-c", "umask"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(Equal("0002")) }) It("podman set network cmd options slirp options to allow host loopback", func() { session := podmanTest.Podman([]string{"run", "--network", "slirp4netns", ALPINE, "ping", "-c1", "10.0.2.2"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) }) It("podman-remote test localcontainers.conf versus remote containers.conf", func() { if !IsRemote() { Skip("this test is only for remote") } os.Setenv("CONTAINERS_CONF", "config/containers-remote.conf") // Configuration that comes from remote server // env session := podmanTest.Podman([]string{"run", ALPINE, "printenv", "foo"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(Equal("bar")) // dns-search, server, options session = podmanTest.Podman([]string{"run", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.LineInOutputStartsWith("search")).To(BeTrue()) Expect(session.OutputToString()).To(ContainSubstring("foobar.com")) Expect(session.OutputToString()).To(ContainSubstring("1.2.3.4")) Expect(session.OutputToString()).To(ContainSubstring("debug")) // sysctls session = podmanTest.Podman([]string{"run", "--rm", ALPINE, "cat", "/proc/sys/net/ipv4/ping_group_range"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("1000")) // shm-size session = podmanTest.Podman([]string{"run", ALPINE, "grep", "shm", "/proc/self/mounts"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("size=200k")) // ulimits session = podmanTest.Podman([]string{"run", "--rm", fedoraMinimal, "ulimit", "-n"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("500")) // Configuration that comes from remote client // Timezone session = podmanTest.Podman([]string{"run", ALPINE, "date", "+'%H %Z'"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("EST")) // Umask session = podmanTest.Podman([]string{"run", "--rm", ALPINE, "sh", "-c", "umask"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(Equal("0022")) }) })