github.com/containers/libpod@v1.9.4-0.20220419124438-4284fd425507/test/e2e/run_dns_test.go (about)

     1  // +build !remoteclient
     2  
     3  package integration
     4  
     5  import (
     6  	"os"
     7  
     8  	. "github.com/containers/libpod/test/utils"
     9  	. "github.com/onsi/ginkgo"
    10  	. "github.com/onsi/gomega"
    11  )
    12  
    13  var _ = Describe("Podman run dns", func() {
    14  	var (
    15  		tempdir    string
    16  		err        error
    17  		podmanTest *PodmanTestIntegration
    18  	)
    19  
    20  	BeforeEach(func() {
    21  		tempdir, err = CreateTempDirInTempDir()
    22  		if err != nil {
    23  			os.Exit(1)
    24  		}
    25  		podmanTest = PodmanTestCreate(tempdir)
    26  		podmanTest.Setup()
    27  		podmanTest.SeedImages()
    28  	})
    29  
    30  	AfterEach(func() {
    31  		podmanTest.Cleanup()
    32  		f := CurrentGinkgoTestDescription()
    33  		processTestResult(f)
    34  
    35  	})
    36  
    37  	It("podman run add search domain", func() {
    38  		session := podmanTest.Podman([]string{"run", "--dns-search=foobar.com", ALPINE, "cat", "/etc/resolv.conf"})
    39  		session.WaitWithDefaultTimeout()
    40  		Expect(session.ExitCode()).To(Equal(0))
    41  		session.LineInOuputStartsWith("search foobar.com")
    42  	})
    43  
    44  	It("podman run remove all search domain", func() {
    45  		session := podmanTest.Podman([]string{"run", "--dns-search=.", ALPINE, "cat", "/etc/resolv.conf"})
    46  		session.WaitWithDefaultTimeout()
    47  		Expect(session.ExitCode()).To(Equal(0))
    48  		Expect(session.LineInOuputStartsWith("search")).To(BeFalse())
    49  	})
    50  
    51  	It("podman run add bad dns server", func() {
    52  		session := podmanTest.Podman([]string{"run", "--dns=foobar", ALPINE, "ls"})
    53  		session.WaitWithDefaultTimeout()
    54  		Expect(session).To(ExitWithError())
    55  	})
    56  
    57  	It("podman run add dns server", func() {
    58  		session := podmanTest.Podman([]string{"run", "--dns=1.2.3.4", ALPINE, "cat", "/etc/resolv.conf"})
    59  		session.WaitWithDefaultTimeout()
    60  		Expect(session.ExitCode()).To(Equal(0))
    61  		session.LineInOuputStartsWith("server 1.2.3.4")
    62  	})
    63  
    64  	It("podman run add dns option", func() {
    65  		session := podmanTest.Podman([]string{"run", "--dns-opt=debug", ALPINE, "cat", "/etc/resolv.conf"})
    66  		session.WaitWithDefaultTimeout()
    67  		Expect(session.ExitCode()).To(Equal(0))
    68  		session.LineInOuputStartsWith("options debug")
    69  	})
    70  
    71  	It("podman run add bad host", func() {
    72  		session := podmanTest.Podman([]string{"run", "--add-host=foo:1.2", ALPINE, "ls"})
    73  		session.WaitWithDefaultTimeout()
    74  		Expect(session).To(ExitWithError())
    75  	})
    76  
    77  	It("podman run add host", func() {
    78  		session := podmanTest.Podman([]string{"run", "--add-host=foobar:1.1.1.1", "--add-host=foobaz:2001:db8::68", ALPINE, "cat", "/etc/hosts"})
    79  		session.WaitWithDefaultTimeout()
    80  		Expect(session.ExitCode()).To(Equal(0))
    81  		session.LineInOuputStartsWith("1.1.1.1 foobar")
    82  		session.LineInOuputStartsWith("2001:db8::68 foobaz")
    83  	})
    84  
    85  	It("podman run add hostname", func() {
    86  		session := podmanTest.Podman([]string{"run", "--hostname=foobar", ALPINE, "cat", "/etc/hostname"})
    87  		session.WaitWithDefaultTimeout()
    88  		Expect(session.ExitCode()).To(Equal(0))
    89  		Expect(session.OutputToString()).To(Equal("foobar"))
    90  
    91  		session = podmanTest.Podman([]string{"run", "--hostname=foobar", ALPINE, "hostname"})
    92  		session.WaitWithDefaultTimeout()
    93  		Expect(session.ExitCode()).To(Equal(0))
    94  		Expect(session.OutputToString()).To(Equal("foobar"))
    95  	})
    96  
    97  	It("podman run add hostname sets /etc/hosts", func() {
    98  		SkipIfRootless()
    99  		session := podmanTest.Podman([]string{"run", "-t", "-i", "--hostname=foobar", ALPINE, "cat", "/etc/hosts"})
   100  		session.WaitWithDefaultTimeout()
   101  		Expect(session.ExitCode()).To(Equal(0))
   102  		Expect(session.LineInOutputContains("foobar")).To(BeTrue())
   103  	})
   104  
   105  	It("podman run mutually excludes --dns* and --network", func() {
   106  		session := podmanTest.Podman([]string{"run", "--dns=1.2.3.4", "--network", "container:ALPINE", ALPINE})
   107  		session.WaitWithDefaultTimeout()
   108  		Expect(session).To(ExitWithError())
   109  
   110  		session = podmanTest.Podman([]string{"run", "--dns-opt=1.2.3.4", "--network", "container:ALPINE", ALPINE})
   111  		session.WaitWithDefaultTimeout()
   112  		Expect(session).To(ExitWithError())
   113  
   114  		session = podmanTest.Podman([]string{"run", "--dns-search=foobar.com", "--network", "none", ALPINE})
   115  		session.WaitWithDefaultTimeout()
   116  		Expect(session).To(ExitWithError())
   117  
   118  		session = podmanTest.Podman([]string{"run", "--dns=1.2.3.4", "--network", "host", ALPINE})
   119  		session.WaitWithDefaultTimeout()
   120  		Expect(session.ExitCode()).To((Equal(0)))
   121  	})
   122  })