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// +build !remote
package integration
import (
"os"
. "github.com/containers/libpod/v2/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() {
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(len(inspectOut[0].NetworkSettings.Ports["80/tcp"])).To(Equal(1))
Expect(inspectOut[0].NetworkSettings.Ports["80/tcp"][0].HostPort).To(Equal("80"))
Expect(inspectOut[0].NetworkSettings.Ports["80/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 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(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(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 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 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 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/tcp":`))
})
It("podman run network expose duplicate host port results in error", func() {
SkipIfRootless()
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).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() {
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))
})
})
|
