package integration import ( "fmt" "os" "strings" . "github.com/containers/podman/v3/test/utils" "github.com/containers/storage/pkg/stringid" . "github.com/onsi/ginkgo" . "github.com/onsi/gomega" "github.com/uber/jaeger-client-go/utils" ) var _ = Describe("Podman run networking", func() { var ( tempdir string err error podmanTest *PodmanTestIntegration hostname, _ = os.Hostname() ) 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 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 default", func() { session := podmanTest.Podman([]string{"run", "--network", "default", ALPINE, "wget", "www.podman.io"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network connection with none", func() { session := podmanTest.Podman([]string{"run", "--network", "none", ALPINE, "wget", "www.podman.io"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(1)) Expect(session.ErrorToString()).To(ContainSubstring("wget: bad address 'www.podman.io'")) }) It("podman run network connection with private", func() { session := podmanTest.Podman([]string{"run", "--network", "private", ALPINE, "wget", "www.podman.io"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network connection with loopback", func() { session := podmanTest.Podman([]string{"run", "--network", "host", ALPINE, "wget", "www.podman.io"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) }) It("podman run network expose port 222", func() { SkipIfRootless("iptables is not supported for rootless users") 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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("80"))) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) }) It("podman run -p 80-82 -p 8080:8080", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "80-82", "-p", "8080:8080", "--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(4)) Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("80"))) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["81/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["81/tcp"][0].HostPort).To(Not(Equal("81"))) Expect(inspectOut[0].NetworkSettings.Ports["81/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["82/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["82/tcp"][0].HostPort).To(Not(Equal("82"))) Expect(inspectOut[0].NetworkSettings.Ports["82/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["8080/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostIP).To(Equal("")) }) It("podman run -p 80-81 -p 8080-8081", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "80-81", "-p", "8080-8081", "--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(4)) Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("80"))) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["81/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["81/tcp"][0].HostPort).To(Not(Equal("81"))) Expect(inspectOut[0].NetworkSettings.Ports["81/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["8080/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostPort).To(Not(Equal("8080"))) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["8081/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8081/tcp"][0].HostPort).To(Not(Equal("8081"))) Expect(inspectOut[0].NetworkSettings.Ports["8081/tcp"][0].HostIP).To(Equal("")) }) It("podman run -p 80 -p 8080-8082:8080-8082", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "80", "-p", "8080-8082:8080-8082", "--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(4)) Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("80"))) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["8080/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["8081/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8081/tcp"][0].HostPort).To(Equal("8081")) Expect(inspectOut[0].NetworkSettings.Ports["8081/tcp"][0].HostIP).To(Equal("")) Expect(len(inspectOut[0].NetworkSettings.Ports["8082/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8082/tcp"][0].HostPort).To(Equal("8082")) Expect(inspectOut[0].NetworkSettings.Ports["8082/tcp"][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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) }) It("podman run -p 8080:80/TCP", func() { name := "testctr" // "TCP" in upper characters session := podmanTest.Podman([]string{"create", "-t", "-p", "8080:80/TCP", "--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)) // "tcp" in lower characters Expect(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][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(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Not(Equal("80"))) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][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(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostIP).To(Equal("127.0.0.1")) }) It("podman run -p [::1]:8080:80/udp", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "[::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(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostIP).To(Equal("::1")) }) It("podman run -p [::1]:8080:80/tcp", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "[::1]:8080:80/tcp", "--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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("::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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("0"))) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][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(len(inspectOut[0].NetworkSettings.Ports["80/udp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][0].HostPort).To(Not(Equal("0"))) Expect(inspectOut[0].NetworkSettings.Ports["80/udp"][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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Not(Equal("80"))) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) }) It("podman run -p 127.0.0.1::8080/udp", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "127.0.0.1::8080/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(len(inspectOut[0].NetworkSettings.Ports["8080/udp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8080/udp"][0].HostPort).To(Not(Equal("8080"))) Expect(inspectOut[0].NetworkSettings.Ports["8080/udp"][0].HostIP).To(Equal("127.0.0.1")) }) It("podman run -p :8080", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", ":8080", "--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(len(inspectOut[0].NetworkSettings.Ports["8080/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostPort).To(Not(Equal("8080"))) Expect(inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostIP).To(Equal("")) }) It("podman run -p 8080:8080 -p 8081:8080", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "4000:8080", "-p", "8000:8080", "--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(len(inspectOut[0].NetworkSettings.Ports["8080/tcp"])).To(Equal(2)) hp1 := inspectOut[0].NetworkSettings.Ports["8080/tcp"][0].HostPort hp2 := inspectOut[0].NetworkSettings.Ports["8080/tcp"][1].HostPort // We can't guarantee order Expect((hp1 == "4000" && hp2 == "8000") || (hp1 == "8000" && hp2 == "4000")).To(BeTrue()) }) It("podman run -p 0.0.0.0:8080:80", func() { name := "testctr" session := podmanTest.Podman([]string{"create", "-t", "-p", "0.0.0.0:8080:80", "--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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1)) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("8080")) Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostIP).To(Equal("")) }) It("podman run network expose host port 80 to container port 8000", func() { SkipIfRootless("iptables is not supported for rootless users") 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 host port 8081 to container port 8000 using rootlesskit port handler", func() { session := podmanTest.Podman([]string{"run", "--network", "slirp4netns:port_handler=rootlesskit", "-dt", "-p", "8081:8000", ALPINE, "/bin/sh"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) ncBusy := SystemExec("nc", []string{"-l", "-p", "8081"}) Expect(ncBusy).To(ExitWithError()) }) It("podman run network expose host port 8082 to container port 8000 using slirp4netns port handler", func() { session := podmanTest.Podman([]string{"run", "--network", "slirp4netns:port_handler=slirp4netns", "-dt", "-p", "8082:8000", ALPINE, "/bin/sh"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) ncBusy := SystemExec("nc", []string{"-l", "-p", "8082"}) Expect(ncBusy).To(ExitWithError()) }) It("podman run network expose host port 8080 to container port 8000 using invalid port handler", func() { session := podmanTest.Podman([]string{"run", "--network", "slirp4netns:port_handler=invalid", "-dt", "-p", "8080:8000", ALPINE, "/bin/sh"}) session.Wait(30) Expect(session.ExitCode()).To(Not(Equal(0))) }) It("podman run slirp4netns network with host loopback", func() { session := podmanTest.Podman([]string{"run", "--network", "slirp4netns:allow_host_loopback=true", ALPINE, "ping", "-c1", "10.0.2.2"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) }) It("podman run slirp4netns network with mtu", func() { session := podmanTest.Podman([]string{"run", "--network", "slirp4netns:mtu=9000", ALPINE, "ip", "addr"}) session.Wait(30) Expect(session.ExitCode()).To(Equal(0)) Expect(session.OutputToString()).To(ContainSubstring("mtu 9000")) }) It("podman run slirp4netns network with different cidr", func() { slirp4netnsHelp := SystemExec("slirp4netns", []string{"--help"}) Expect(slirp4netnsHelp.ExitCode()).To(Equal(0)) networkConfiguration := "slirp4netns:cidr=192.168.0.0/24,allow_host_loopback=true" session := podmanTest.Podman([]string{"run", "--network", networkConfiguration, ALPINE, "ping", "-c1", "192.168.0.2"}) session.Wait(30) if strings.Contains(slirp4netnsHelp.OutputToString(), "cidr") { Expect(session.ExitCode()).To(Equal(0)) } else { Expect(session.ExitCode()).ToNot(Equal(0)) Expect(session.ErrorToString()).To(ContainSubstring("cidr not supported")) } }) It("podman run network bind to 127.0.0.1", func() { slirp4netnsHelp := SystemExec("slirp4netns", []string{"--help"}) Expect(slirp4netnsHelp.ExitCode()).To(Equal(0)) networkConfiguration := "slirp4netns:outbound_addr=127.0.0.1,allow_host_loopback=true" if strings.Contains(slirp4netnsHelp.OutputToString(), "outbound-addr") { ncListener := StartSystemExec("nc", []string{"-v", "-n", "-l", "-p", "8083"}) session := podmanTest.Podman([]string{"run", "--network", networkConfiguration, "-dt", ALPINE, "nc", "-w", "2", "10.0.2.2", "8083"}) session.Wait(30) ncListener.Wait(30) Expect(session.ExitCode()).To(Equal(0)) Expect(ncListener.ExitCode()).To(Equal(0)) Expect(ncListener.ErrorToString()).To(ContainSubstring("127.0.0.1")) } else { session := podmanTest.Podman([]string{"run", "--network", networkConfiguration, "-dt", ALPINE, "nc", "-w", "2", "10.0.2.2", "8083"}) session.Wait(30) Expect(session.ExitCode()).ToNot(Equal(0)) Expect(session.ErrorToString()).To(ContainSubstring("outbound_addr not supported")) } }) It("podman run network bind to HostIP", func() { ip, err := utils.HostIP() Expect(err).To(BeNil()) slirp4netnsHelp := SystemExec("slirp4netns", []string{"--help"}) Expect(slirp4netnsHelp.ExitCode()).To(Equal(0)) networkConfiguration := fmt.Sprintf("slirp4netns:outbound_addr=%s,allow_host_loopback=true", ip.String()) if strings.Contains(slirp4netnsHelp.OutputToString(), "outbound-addr") { ncListener := StartSystemExec("nc", []string{"-v", "-n", "-l", "-p", "8084"}) session := podmanTest.Podman([]string{"run", "--network", networkConfiguration, "-dt", ALPINE, "nc", "-w", "2", "10.0.2.2", "8084"}) session.Wait(30) ncListener.Wait(30) Expect(session.ExitCode()).To(Equal(0)) Expect(ncListener.ExitCode()).To(Equal(0)) Expect(ncListener.ErrorToString()).To(ContainSubstring(ip.String())) } else { session := podmanTest.Podman([]string{"run", "--network", networkConfiguration, "-dt", ALPINE, "nc", "-w", "2", "10.0.2.2", "8084"}) session.Wait(30) Expect(session.ExitCode()).ToNot(Equal(0)) Expect(session.ErrorToString()).To(ContainSubstring("outbound_addr not supported")) } }) It("podman run network expose ports in image metadata", func() { session := podmanTest.Podman([]string{"create", "--name", "test", "-t", "-P", nginx}) session.Wait(90) Expect(session.ExitCode()).To(Equal(0)) results := podmanTest.Podman([]string{"inspect", "test"}) results.Wait(30) Expect(results.ExitCode()).To(Equal(0)) Expect(results.OutputToString()).To(ContainSubstring(`"80/tcp":`)) }) It("podman run network expose duplicate host port results in error", func() { SkipIfRootless("FIXME we should be able to run this test in rootless mode with different ports") session := podmanTest.Podman([]string{"run", "--name", "test", "-dt", "-p", "80", ALPINE, "/bin/sh"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) inspect := podmanTest.Podman([]string{"inspect", "test"}) inspect.WaitWithDefaultTimeout() Expect(inspect.ExitCode()).To(Equal(0)) containerConfig := inspect.InspectContainerToJSON() Expect(containerConfig[0].NetworkSettings.Ports).To(Not(BeNil())) Expect(containerConfig[0].NetworkSettings.Ports["80/tcp"]).To(Not(BeNil())) Expect(containerConfig[0].NetworkSettings.Ports["80/tcp"][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() { 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 --uidmap /etc/hosts contains --hostname", func() { SkipIfRootless("uidmap population of cninetworks not supported for rootless users") session := podmanTest.Podman([]string{"run", "--uidmap", "0:100000:1000", "--rm", "--hostname", "foohostname", ALPINE, "grep", "foohostname", "/etc/hosts"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(0)) session = podmanTest.Podman([]string{"run", "--uidmap", "0:100000:1000", "--rm", "--hostname", "foohostname", "-v", "/etc/hosts:/etc/hosts", ALPINE, "grep", "foohostname", "/etc/hosts"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(1)) }) It("podman run network in user created network namespace", func() { SkipIfRootless("ip netns is not supported for rootless users") if Containerized() { Skip("Cannot 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("ip netns is not supported for rootless users") if Containerized() { Skip("Cannot 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() { netName := stringid.GenerateNonCryptoID() ipAddr := "10.25.30.128" create := podmanTest.Podman([]string{"network", "create", "--subnet", "10.25.30.0/24", netName}) create.WaitWithDefaultTimeout() Expect(create.ExitCode()).To(BeZero()) defer podmanTest.removeCNINetwork(netName) 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)) }) It("podman rootless fails custom CNI network with --uidmap", func() { SkipIfNotRootless("The configuration works with rootless") netName := stringid.GenerateNonCryptoID() create := podmanTest.Podman([]string{"network", "create", netName}) create.WaitWithDefaultTimeout() Expect(create.ExitCode()).To(BeZero()) defer podmanTest.removeCNINetwork(netName) run := podmanTest.Podman([]string{"run", "--rm", "--net", netName, "--uidmap", "0:1:4096", ALPINE, "true"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(Equal(125)) remove := podmanTest.Podman([]string{"network", "rm", netName}) remove.WaitWithDefaultTimeout() Expect(remove.ExitCode()).To(BeZero()) }) It("podman run with new:pod and static-ip", func() { netName := stringid.GenerateNonCryptoID() ipAddr := "10.25.40.128" podname := "testpod" create := podmanTest.Podman([]string{"network", "create", "--subnet", "10.25.40.0/24", netName}) create.WaitWithDefaultTimeout() Expect(create.ExitCode()).To(BeZero()) defer podmanTest.removeCNINetwork(netName) run := podmanTest.Podman([]string{"run", "-t", "-i", "--rm", "--pod", "new:" + podname, "--net", netName, "--ip", ipAddr, ALPINE, "ip", "addr"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) Expect(run.OutputToString()).To(ContainSubstring(ipAddr)) podrm := podmanTest.Podman([]string{"pod", "rm", "-f", podname}) podrm.WaitWithDefaultTimeout() Expect(podrm.ExitCode()).To(BeZero()) }) It("podman run net=host adds entry to /etc/hosts", func() { run := podmanTest.Podman([]string{"run", "--net=host", ALPINE, "cat", "/etc/hosts"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) Expect(strings.Contains(run.OutputToString(), "127.0.1.1")).To(BeTrue()) }) It("podman run with --net=host and --hostname sets correct hostname", func() { hostname := "testctr" run := podmanTest.Podman([]string{"run", "--net=host", "--hostname", hostname, ALPINE, "hostname"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) Expect(strings.Contains(run.OutputToString(), hostname)).To(BeTrue()) }) It("podman run with --net=none sets hostname", func() { hostname := "testctr" run := podmanTest.Podman([]string{"run", "--net=none", "--hostname", hostname, ALPINE, "hostname"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) Expect(strings.Contains(run.OutputToString(), hostname)).To(BeTrue()) }) It("podman run with --net=none adds hostname to /etc/hosts", func() { hostname := "testctr" run := podmanTest.Podman([]string{"run", "--net=none", "--hostname", hostname, ALPINE, "cat", "/etc/hosts"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) Expect(strings.Contains(run.OutputToString(), hostname)).To(BeTrue()) }) ping_test := func(netns string) { hostname := "testctr" run := podmanTest.Podman([]string{"run", netns, "--hostname", hostname, ALPINE, "ping", "-c", "1", hostname}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) run = podmanTest.Podman([]string{"run", netns, "--hostname", hostname, "--name", "test", ALPINE, "ping", "-c", "1", "test"}) run.WaitWithDefaultTimeout() Expect(run.ExitCode()).To(BeZero()) } It("podman attempt to ping container name and hostname --net=none", func() { ping_test("--net=none") }) It("podman attempt to ping container name and hostname --net=host", func() { ping_test("--net=host") }) It("podman attempt to ping container name and hostname --net=private", func() { ping_test("--net=private") }) It("podman run check dnsname plugin", func() { pod := "testpod" session := podmanTest.Podman([]string{"pod", "create", "--name", pod}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(BeZero()) net := "IntTest" + stringid.GenerateNonCryptoID() session = podmanTest.Podman([]string{"network", "create", net}) session.WaitWithDefaultTimeout() defer podmanTest.removeCNINetwork(net) Expect(session.ExitCode()).To(BeZero()) pod2 := "testpod2" session = podmanTest.Podman([]string{"pod", "create", "--network", net, "--name", pod2}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(BeZero()) session = podmanTest.Podman([]string{"run", "--name", "con1", "--network", net, ALPINE, "nslookup", "con1"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(BeZero()) session = podmanTest.Podman([]string{"run", "--name", "con2", "--pod", pod, "--network", net, ALPINE, "nslookup", "con2"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(BeZero()) session = podmanTest.Podman([]string{"run", "--name", "con3", "--pod", pod2, ALPINE, "nslookup", "con1"}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(Equal(1)) Expect(session.ErrorToString()).To(ContainSubstring("can't resolve 'con1'")) session = podmanTest.Podman([]string{"run", "--name", "con4", "--network", net, ALPINE, "nslookup", pod2}) session.WaitWithDefaultTimeout() Expect(session.ExitCode()).To(BeZero()) }) })