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// +build !remoteclient
package integration
import (
"fmt"
"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() {
tempdir, err = CreateTempDirInTempDir()
if err != nil {
os.Exit(1)
}
podmanTest = PodmanTestCreate(tempdir)
podmanTest.RestoreAllArtifacts()
})
AfterEach(func() {
podmanTest.Cleanup()
f := CurrentGinkgoTestDescription()
timedResult := fmt.Sprintf("Test: %s completed in %f seconds", f.TestText, f.Duration.Seconds())
GinkgoWriter.Write([]byte(timedResult))
})
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() {
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 network expose host port 80 to container port 8000", func() {
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.ExitCode()).ToNot(Equal(0))
})
It("podman run network expose ports in image metadata", func() {
podmanTest.RestoreArtifact(nginx)
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: 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 network in user created network namespace", func() {
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() {
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.ExitCode()).To(Not(Equal(0)))
Expect(session.ErrorToString()).To(ContainSubstring("stat /run/netns/xxy: no such file or directory"))
})
})
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