github.com/AbhinandanKurakure/podman/v3@v3.4.10/test/e2e/attach_test.go (about)

     1  package integration
     2  
     3  import (
     4  	"os"
     5  	"syscall"
     6  	"time"
     7  
     8  	. "github.com/containers/podman/v3/test/utils"
     9  	. "github.com/onsi/ginkgo"
    10  	. "github.com/onsi/gomega"
    11  	. "github.com/onsi/gomega/gexec"
    12  )
    13  
    14  var _ = Describe("Podman attach", func() {
    15  	var (
    16  		tempdir    string
    17  		err        error
    18  		podmanTest *PodmanTestIntegration
    19  	)
    20  
    21  	BeforeEach(func() {
    22  		tempdir, err = CreateTempDirInTempDir()
    23  		if err != nil {
    24  			os.Exit(1)
    25  		}
    26  		podmanTest = PodmanTestCreate(tempdir)
    27  		podmanTest.Setup()
    28  		podmanTest.SeedImages()
    29  	})
    30  
    31  	AfterEach(func() {
    32  		podmanTest.Cleanup()
    33  		f := CurrentGinkgoTestDescription()
    34  		processTestResult(f)
    35  	})
    36  
    37  	It("podman attach to bogus container", func() {
    38  		session := podmanTest.Podman([]string{"attach", "foobar"})
    39  		session.WaitWithDefaultTimeout()
    40  		Expect(session).Should(Exit(125))
    41  	})
    42  
    43  	It("podman attach to non-running container", func() {
    44  		session := podmanTest.Podman([]string{"create", "--name", "test1", "-i", ALPINE, "ls"})
    45  		session.WaitWithDefaultTimeout()
    46  		Expect(session).Should(Exit(0))
    47  
    48  		results := podmanTest.Podman([]string{"attach", "test1"})
    49  		results.WaitWithDefaultTimeout()
    50  		Expect(results).Should(Exit(125))
    51  	})
    52  
    53  	It("podman container attach to non-running container", func() {
    54  		session := podmanTest.Podman([]string{"container", "create", "--name", "test1", "-i", ALPINE, "ls"})
    55  
    56  		session.WaitWithDefaultTimeout()
    57  		Expect(session).Should(Exit(0))
    58  
    59  		results := podmanTest.Podman([]string{"container", "attach", "test1"})
    60  		results.WaitWithDefaultTimeout()
    61  		Expect(results).Should(Exit(125))
    62  	})
    63  
    64  	It("podman attach to multiple containers", func() {
    65  		session := podmanTest.RunTopContainer("test1")
    66  		session.WaitWithDefaultTimeout()
    67  		Expect(session).Should(Exit(0))
    68  
    69  		session = podmanTest.RunTopContainer("test2")
    70  		session.WaitWithDefaultTimeout()
    71  		Expect(session).Should(Exit(0))
    72  
    73  		results := podmanTest.Podman([]string{"attach", "test1", "test2"})
    74  		results.WaitWithDefaultTimeout()
    75  		Expect(results).Should(Exit(125))
    76  	})
    77  
    78  	It("podman attach to a running container", func() {
    79  		session := podmanTest.Podman([]string{"run", "-d", "--name", "test", ALPINE, "/bin/sh", "-c", "while true; do echo test; sleep 1; done"})
    80  		session.WaitWithDefaultTimeout()
    81  		Expect(session).Should(Exit(0))
    82  
    83  		results := podmanTest.Podman([]string{"attach", "test"})
    84  		time.Sleep(2 * time.Second)
    85  		results.Signal(syscall.SIGTSTP)
    86  		Expect(results.OutputToString()).To(ContainSubstring("test"))
    87  		Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
    88  	})
    89  	It("podman attach to the latest container", func() {
    90  		session := podmanTest.Podman([]string{"run", "-d", "--name", "test1", ALPINE, "/bin/sh", "-c", "while true; do echo test1; sleep 1; done"})
    91  		session.WaitWithDefaultTimeout()
    92  		Expect(session).Should(Exit(0))
    93  
    94  		session = podmanTest.Podman([]string{"run", "-d", "--name", "test2", ALPINE, "/bin/sh", "-c", "while true; do echo test2; sleep 1; done"})
    95  		session.WaitWithDefaultTimeout()
    96  		Expect(session).Should(Exit(0))
    97  
    98  		cid := "-l"
    99  		if IsRemote() {
   100  			cid = "test2"
   101  		}
   102  		results := podmanTest.Podman([]string{"attach", cid})
   103  		time.Sleep(2 * time.Second)
   104  		results.Signal(syscall.SIGTSTP)
   105  		Expect(results.OutputToString()).To(ContainSubstring("test2"))
   106  		Expect(podmanTest.NumberOfContainersRunning()).To(Equal(2))
   107  	})
   108  
   109  	It("podman attach to a container with --sig-proxy set to false", func() {
   110  		session := podmanTest.Podman([]string{"run", "-d", "--name", "test", ALPINE, "/bin/sh", "-c", "while true; do echo test; sleep 1; done"})
   111  		session.WaitWithDefaultTimeout()
   112  		Expect(session).Should(Exit(0))
   113  
   114  		results := podmanTest.Podman([]string{"attach", "--sig-proxy=false", "test"})
   115  		time.Sleep(2 * time.Second)
   116  		results.Signal(syscall.SIGTERM)
   117  		results.WaitWithDefaultTimeout()
   118  		Expect(results.OutputToString()).To(ContainSubstring("test"))
   119  		Expect(podmanTest.NumberOfContainersRunning()).To(Equal(1))
   120  	})
   121  })