// +build !remoteclient package integration import ( "os" . "github.com/containers/libpod/test/utils" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" ) var _ = Describe("Podman run networking", func() { var ( tempdir string err error podmanTest *PodmanTestIntegration hostname, _ = os.Hostname() ) BeforeEach(func() { SkipIfRootlessV2() 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 network connection with default bridge", func() { session := podmanTest.Podman([]string{"run", "-dt", ALPINE, "wget", "www.podman.io"}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network connection with host", func() { session := podmanTest.Podman([]string{"run", "-dt", "--network", "host", ALPINE, "wget", "www.podman.io"}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network connection with loopback", func() { session := podmanTest.Podman([]string{"run", "-dt", "--network", "host", ALPINE, "wget", "www.podman.io"}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network expose port 222", func() { SkipIfRootless() session := podmanTest.Podman([]string{"run", "-dt", "--expose", "222-223", "-P", ALPINE, "/bin/sh"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) results := SystemExec("iptables", []string{"-t", "nat", "-L"}) Expect(results.ExitCode()).To(Equal(0)) Expect(results.OutputToString()).To(ContainSubstring("222")) Expect(results.OutputToString()).To(ContainSubstring("223")) }) It("podman run -p 80", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "80", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("")) }) It("podman run -p 8080:80", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "8080:80", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("")) }) It("podman run -p 80/udp", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "80/udp", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("")) }) It("podman run -p 127.0.0.1:8080:80", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "127.0.0.1:8080:80", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("127.0.0.1")) }) It("podman run -p 127.0.0.1:8080:80/udp", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "127.0.0.1:8080:80/udp", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(8080))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("127.0.0.1")) }) It("podman run --expose 80 -P", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "--expose", "80", "-P", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Not(Equal(int32(0)))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("")) }) It("podman run --expose 80/udp -P", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "--expose", "80/udp", "-P", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Not(Equal(int32(0)))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("udp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("")) }) It("podman run --expose 80 -p 80", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "--expose", "80", "-p", "80", "--name", name, ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() inspectOut := podmanTest.InspectContainer(name) Expect(len(inspectOut)).To(Equal(1)) Expect(len(inspectOut[0].NetworkSettings.Ports)).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports[0].HostPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].ContainerPort).To(Equal(int32(80))) Expect(inspectOut[0].NetworkSettings.Ports[0].Protocol).To(Equal("tcp")) Expect(inspectOut[0].NetworkSettings.Ports[0].HostIP).To(Equal("")) }) It("podman run network expose host port 80 to container port 8000", func() { SkipIfRootless() session := podmanTest.Podman([]string{"run", "-dt", "-p", "80:8000", ALPINE, "/bin/sh"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) results := SystemExec("iptables", []string{"-t", "nat", "-L"}) Expect(results.ExitCode()).To(Equal(0)) Expect(results.OutputToString()).To(ContainSubstring("8000")) ncBusy := SystemExec("nc", []string{"-l", "-p", "80"}) Expect(ncBusy).To(ExitWithError()) }) It("podman run network expose ports in image metadata", func() { session := podmanTest.Podman([]string{"create", "-dt", "-P", nginx}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) results := podmanTest.Podman([]string{"inspect", "-l"}) results.Wait(30) Expect(results.ExitCode()).To(Equal(0)) Expect(results.OutputToString()).To(ContainSubstring(": 80,")) }) It("podman run network expose duplicate host port results in error", func() { session := podmanTest.Podman([]string{"run", "-dt", "-p", "80", ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) inspect := podmanTest.Podman([]string{"inspect", "-l"}) inspect.WaitWithDefaultTimeout() Expect(inspect.ExitCode()).To(Equal(0)) containerConfig := inspect.InspectContainerToJSON() Expect(containerConfig[0].NetworkSettings.Ports[0].HostPort).ToNot(Equal("80")) }) It("podman run hostname test", func() { session := podmanTest.Podman([]string{"run", "--rm", ALPINE, "printenv", "HOSTNAME"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString(hostname) Expect(match).Should(BeFalse()) }) It("podman run --net host hostname test", func() { session := podmanTest.Podman([]string{"run", "--rm", "--net", "host", ALPINE, "printenv", "HOSTNAME"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString(hostname) Expect(match).Should(BeTrue()) }) It("podman run --net host --uts host hostname test", func() { session := podmanTest.Podman([]string{"run", "--rm", "--net", "host", "--uts", "host", ALPINE, "printenv", "HOSTNAME"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString(hostname) Expect(match).Should(BeTrue()) }) It("podman run --uts host hostname test", func() { session := podmanTest.Podman([]string{"run", "--rm", "--uts", "host", ALPINE, "printenv", "HOSTNAME"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString(hostname) Expect(match).Should(BeTrue()) }) It("podman run --net host --hostname ... hostname test", func() { session := podmanTest.Podman([]string{"run", "--rm", "--net", "host", "--hostname", "foobar", ALPINE, "printenv", "HOSTNAME"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString("foobar") Expect(match).Should(BeTrue()) }) It("podman run --hostname ... hostname test", func() { session := podmanTest.Podman([]string{"run", "--rm", "--hostname", "foobar", ALPINE, "printenv", "HOSTNAME"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) match, _ := session.GrepString("foobar") Expect(match).Should(BeTrue()) }) It("podman run --net container: and --uts container:", func() { ctrName := "ctrToJoin" ctr1 := podmanTest.RunTopContainer(ctrName) ctr1.WaitWithDefaultTimeout() Expect(ctr1.ExitCode()).To(Equal(0)) ctr2 := podmanTest.Podman([]string{"run", "-d", "--net=container:" + ctrName, "--uts=container:" + ctrName, ALPINE, "true"}) ctr2.WaitWithDefaultTimeout() Expect(ctr2.ExitCode()).To(Equal(0)) }) It("podman run --net container: copies hosts and resolv", func() { SkipIfRootless() ctrName := "ctr1" ctr1 := podmanTest.RunTopContainer(ctrName) ctr1.WaitWithDefaultTimeout() Expect(ctr1.ExitCode()).To(Equal(0)) // Exec in and modify /etc/resolv.conf and /etc/hosts exec1 := podmanTest.Podman([]string{"exec", ctrName, "sh", "-c", "echo nameserver 192.0.2.1 > /etc/resolv.conf"}) exec1.WaitWithDefaultTimeout() Expect(exec1.ExitCode()).To(Equal(0)) exec2 := podmanTest.Podman([]string{"exec", ctrName, "sh", "-c", "echo 192.0.2.2 test1 > /etc/hosts"}) exec2.WaitWithDefaultTimeout() Expect(exec2.ExitCode()).To(Equal(0)) ctrName2 := "ctr2" ctr2 := podmanTest.Podman([]string{"run", "-d", "--net=container:" + ctrName, "--name", ctrName2, ALPINE, "top"}) ctr2.WaitWithDefaultTimeout() Expect(ctr2.ExitCode()).To(Equal(0)) exec3 := podmanTest.Podman([]string{"exec", "-i", ctrName2, "cat", "/etc/resolv.conf"}) exec3.WaitWithDefaultTimeout() Expect(exec3.ExitCode()).To(Equal(0)) Expect(exec3.OutputToString()).To(ContainSubstring("nameserver 192.0.2.1")) exec4 := podmanTest.Podman([]string{"exec", "-i", ctrName2, "cat", "/etc/hosts"}) exec4.WaitWithDefaultTimeout() Expect(exec4.ExitCode()).To(Equal(0)) Expect(exec4.OutputToString()).To(ContainSubstring("192.0.2.2 test1")) }) It("podman run /etc/hosts contains --hostname", func() { session := podmanTest.Podman([]string{"run", "--rm", "--hostname", "foohostname", ALPINE, "grep", "foohostname", "/etc/hosts"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network in user created network namespace", func() { SkipIfRootless() if Containerized() { Skip("Can not be run within a container.") } addXXX := SystemExec("ip", []string{"netns", "add", "xxx"}) Expect(addXXX.ExitCode()).To(Equal(0)) defer func() { delXXX := SystemExec("ip", []string{"netns", "delete", "xxx"}) Expect(delXXX.ExitCode()).To(Equal(0)) }() session := podmanTest.Podman([]string{"run", "-dt", "--net", "ns:/run/netns/xxx", ALPINE, "wget", "www.podman.io"}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) }) It("podman run n user created network namespace with resolv.conf", func() { SkipIfRootless() if Containerized() { Skip("Can not be run within a container.") } addXXX2 := SystemExec("ip", []string{"netns", "add", "xxx2"}) Expect(addXXX2.ExitCode()).To(Equal(0)) defer func() { delXXX2 := SystemExec("ip", []string{"netns", "delete", "xxx2"}) Expect(delXXX2.ExitCode()).To(Equal(0)) }() mdXXX2 := SystemExec("mkdir", []string{"-p", "/etc/netns/xxx2"}) Expect(mdXXX2.ExitCode()).To(Equal(0)) defer os.RemoveAll("/etc/netns/xxx2") nsXXX2 := SystemExec("bash", []string{"-c", "echo nameserver 11.11.11.11 > /etc/netns/xxx2/resolv.conf"}) Expect(nsXXX2.ExitCode()).To(Equal(0)) session := podmanTest.Podman([]string{"run", "--net", "ns:/run/netns/xxx2", ALPINE, "cat", "/etc/resolv.conf"}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("11.11.11.11")) }) It("podman run network in bogus user created network namespace", func() { session := podmanTest.Podman([]string{"run", "-dt", "--net", "ns:/run/netns/xxy", ALPINE, "wget", "www.podman.io"}) session.Wait(90) Expect(session).To(ExitWithError()) Expect(session.ErrorToString()).To(ContainSubstring("stat /run/netns/xxy: no such file or directory")) }) It("podman run in custom CNI network with --static-ip", func() { SkipIfRootless() netName := "podmantestnetwork" ipAddr := "10.20.30.128" create := podmanTest.Podman([]string{"network", "create", "--subnet", "10.20.30.0/24", netName}) create.WaitWithDefaultTimeout() Expect(create.ExitCode()).To(BeZero()) run := podmanTest.Podman([]string{"run", "-t", "-i", "--rm", "--net", netName, "--ip", ipAddr, ALPINE, "ip", "addr"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) Expect(run.OutputToString()).To(ContainSubstring(ipAddr)) }) })