package integration import ( "os" . "github.com/containers/podman/v4/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" . "github.com/onsi/gomega/gexec" ) var _ = Describe("Podman run dns", 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 add search domain", func() { session := podmanTest.Podman([]string{"run", "--dns-search=foobar.com", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToStringArray()).To(ContainElement(HavePrefix("search foobar.com"))) }) It("podman run remove all search domain", func() { session := podmanTest.Podman([]string{"run", "--dns-search=.", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToStringArray()).To(Not(ContainElement(HavePrefix("search")))) }) It("podman run add bad dns server", func() { session := podmanTest.Podman([]string{"run", "--dns=foobar", ALPINE, "ls"}) session.WaitWithDefaultTimeout() Expect(session).To(ExitWithError()) }) It("podman run add dns server", func() { session := podmanTest.Podman([]string{"run", "--dns=1.2.3.4", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToStringArray()).To(ContainElement(HavePrefix("nameserver 1.2.3.4"))) }) It("podman run add dns option", func() { session := podmanTest.Podman([]string{"run", "--dns-opt=debug", ALPINE, "cat", "/etc/resolv.conf"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToStringArray()).To(ContainElement(HavePrefix("options debug"))) }) It("podman run add bad host", func() { session := podmanTest.Podman([]string{"run", "--add-host=foo:1.2", ALPINE, "ls"}) session.WaitWithDefaultTimeout() Expect(session).To(ExitWithError()) }) It("podman run add host", func() { session := podmanTest.Podman([]string{"run", "--add-host=foobar:1.1.1.1", "--add-host=foobaz:2001:db8::68", ALPINE, "cat", "/etc/hosts"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToStringArray()).To(ContainElement(HavePrefix("1.1.1.1 foobar"))) Expect(session.OutputToStringArray()).To(ContainElement(HavePrefix("2001:db8::68 foobaz"))) }) It("podman run add hostname", func() { session := podmanTest.Podman([]string{"run", "--hostname=foobar", ALPINE, "cat", "/etc/hostname"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToString()).To(Equal("foobar")) session = podmanTest.Podman([]string{"run", "--hostname=foobar", ALPINE, "hostname"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToString()).To(Equal("foobar")) }) It("podman run add hostname sets /etc/hosts", func() { session := podmanTest.Podman([]string{"run", "-t", "-i", "--hostname=foobar", ALPINE, "cat", "/etc/hosts"}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) Expect(session.OutputToString()).To(ContainSubstring("foobar")) }) It("podman run mutually excludes --dns* and --network", func() { session := podmanTest.Podman([]string{"run", "--dns=1.2.3.4", "--network", "container:ALPINE", ALPINE}) session.WaitWithDefaultTimeout() Expect(session).To(ExitWithError()) session = podmanTest.Podman([]string{"run", "--dns-opt=1.2.3.4", "--network", "container:ALPINE", ALPINE}) session.WaitWithDefaultTimeout() Expect(session).To(ExitWithError()) session = podmanTest.Podman([]string{"run", "--dns-search=foobar.com", "--network", "none", ALPINE}) session.WaitWithDefaultTimeout() Expect(session).To(ExitWithError()) session = podmanTest.Podman([]string{"run", "--dns=1.2.3.4", "--network", "host", ALPINE}) session.WaitWithDefaultTimeout() Expect(session).Should(Exit(0)) }) })