github.com/kaisenlinux/docker.io@v0.0.0-20230510090727-ea55db55fac7/engine/integration-cli/docker_cli_netmode_test.go (about)

     1  package main
     2  
     3  import (
     4  	"strings"
     5  	"testing"
     6  
     7  	"github.com/docker/docker/runconfig"
     8  	"gotest.tools/v3/assert"
     9  )
    10  
    11  // GH14530. Validates combinations of --net= with other options
    12  
    13  // stringCheckPS is how the output of PS starts in order to validate that
    14  // the command executed in a container did really run PS correctly.
    15  const stringCheckPS = "PID   USER"
    16  
    17  // DockerCmdWithFail executes a docker command that is supposed to fail and returns
    18  // the output, the exit code. If the command returns a Nil error, it will fail and
    19  // stop the tests.
    20  func dockerCmdWithFail(c *testing.T, args ...string) (string, int) {
    21  	out, status, err := dockerCmdWithError(args...)
    22  	assert.Assert(c, err != nil, "%v", out)
    23  	return out, status
    24  }
    25  
    26  func (s *DockerSuite) TestNetHostnameWithNetHost(c *testing.T) {
    27  	testRequires(c, DaemonIsLinux, NotUserNamespace)
    28  
    29  	out, _ := dockerCmd(c, "run", "--net=host", "busybox", "ps")
    30  	assert.Assert(c, strings.Contains(out, stringCheckPS))
    31  }
    32  
    33  func (s *DockerSuite) TestNetHostname(c *testing.T) {
    34  	testRequires(c, DaemonIsLinux)
    35  
    36  	out, _ := dockerCmd(c, "run", "-h=name", "busybox", "ps")
    37  	assert.Assert(c, strings.Contains(out, stringCheckPS))
    38  	out, _ = dockerCmd(c, "run", "-h=name", "--net=bridge", "busybox", "ps")
    39  	assert.Assert(c, strings.Contains(out, stringCheckPS))
    40  	out, _ = dockerCmd(c, "run", "-h=name", "--net=none", "busybox", "ps")
    41  	assert.Assert(c, strings.Contains(out, stringCheckPS))
    42  	out, _ = dockerCmdWithFail(c, "run", "-h=name", "--net=container:other", "busybox", "ps")
    43  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkHostname.Error()))
    44  	out, _ = dockerCmdWithFail(c, "run", "--net=container", "busybox", "ps")
    45  	assert.Assert(c, strings.Contains(out, "invalid container format container:<name|id>"))
    46  	out, _ = dockerCmdWithFail(c, "run", "--net=weird", "busybox", "ps")
    47  	assert.Assert(c, strings.Contains(strings.ToLower(out), "not found"))
    48  }
    49  
    50  func (s *DockerSuite) TestConflictContainerNetworkAndLinks(c *testing.T) {
    51  	testRequires(c, DaemonIsLinux)
    52  
    53  	out, _ := dockerCmdWithFail(c, "run", "--net=container:other", "--link=zip:zap", "busybox", "ps")
    54  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictContainerNetworkAndLinks.Error()))
    55  }
    56  
    57  func (s *DockerSuite) TestConflictContainerNetworkHostAndLinks(c *testing.T) {
    58  	testRequires(c, DaemonIsLinux, NotUserNamespace)
    59  
    60  	out, _ := dockerCmdWithFail(c, "run", "--net=host", "--link=zip:zap", "busybox", "ps")
    61  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictHostNetworkAndLinks.Error()))
    62  }
    63  
    64  func (s *DockerSuite) TestConflictNetworkModeNetHostAndOptions(c *testing.T) {
    65  	testRequires(c, DaemonIsLinux, NotUserNamespace)
    66  
    67  	out, _ := dockerCmdWithFail(c, "run", "--net=host", "--mac-address=92:d0:c6:0a:29:33", "busybox", "ps")
    68  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()))
    69  }
    70  
    71  func (s *DockerSuite) TestConflictNetworkModeAndOptions(c *testing.T) {
    72  	testRequires(c, DaemonIsLinux)
    73  
    74  	out, _ := dockerCmdWithFail(c, "run", "--net=container:other", "--dns=8.8.8.8", "busybox", "ps")
    75  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()))
    76  	out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "--add-host=name:8.8.8.8", "busybox", "ps")
    77  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()))
    78  	out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "--mac-address=92:d0:c6:0a:29:33", "busybox", "ps")
    79  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()))
    80  	out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "-P", "busybox", "ps")
    81  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()))
    82  	out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "-p", "8080", "busybox", "ps")
    83  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()))
    84  	out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "--expose", "8000-9000", "busybox", "ps")
    85  	assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()))
    86  }