package main import ( "strings" "testing" "github.com/docker/docker/runconfig" "gotest.tools/v3/assert" ) // GH14530. Validates combinations of --net= with other options // stringCheckPS is how the output of PS starts in order to validate that // the command executed in a container did really run PS correctly. const stringCheckPS = "PID USER" // DockerCmdWithFail executes a docker command that is supposed to fail and returns // the output, the exit code. If the command returns a Nil error, it will fail and // stop the tests. func dockerCmdWithFail(c *testing.T, args ...string) (string, int) { out, status, err := dockerCmdWithError(args...) assert.Assert(c, err != nil, "%v", out) return out, status } func (s *DockerSuite) TestNetHostnameWithNetHost(c *testing.T) { testRequires(c, DaemonIsLinux, NotUserNamespace) out, _ := dockerCmd(c, "run", "--net=host", "busybox", "ps") assert.Assert(c, strings.Contains(out, stringCheckPS)) } func (s *DockerSuite) TestNetHostname(c *testing.T) { testRequires(c, DaemonIsLinux) out, _ := dockerCmd(c, "run", "-h=name", "busybox", "ps") assert.Assert(c, strings.Contains(out, stringCheckPS)) out, _ = dockerCmd(c, "run", "-h=name", "--net=bridge", "busybox", "ps") assert.Assert(c, strings.Contains(out, stringCheckPS)) out, _ = dockerCmd(c, "run", "-h=name", "--net=none", "busybox", "ps") assert.Assert(c, strings.Contains(out, stringCheckPS)) out, _ = dockerCmdWithFail(c, "run", "-h=name", "--net=container:other", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkHostname.Error())) out, _ = dockerCmdWithFail(c, "run", "--net=container", "busybox", "ps") assert.Assert(c, strings.Contains(out, "invalid container format container:")) out, _ = dockerCmdWithFail(c, "run", "--net=weird", "busybox", "ps") assert.Assert(c, strings.Contains(strings.ToLower(out), "not found")) } func (s *DockerSuite) TestConflictContainerNetworkAndLinks(c *testing.T) { testRequires(c, DaemonIsLinux) out, _ := dockerCmdWithFail(c, "run", "--net=container:other", "--link=zip:zap", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictContainerNetworkAndLinks.Error())) } func (s *DockerSuite) TestConflictContainerNetworkHostAndLinks(c *testing.T) { testRequires(c, DaemonIsLinux, NotUserNamespace) out, _ := dockerCmdWithFail(c, "run", "--net=host", "--link=zip:zap", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictHostNetworkAndLinks.Error())) } func (s *DockerSuite) TestConflictNetworkModeNetHostAndOptions(c *testing.T) { testRequires(c, DaemonIsLinux, NotUserNamespace) out, _ := dockerCmdWithFail(c, "run", "--net=host", "--mac-address=92:d0:c6:0a:29:33", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error())) } func (s *DockerSuite) TestConflictNetworkModeAndOptions(c *testing.T) { testRequires(c, DaemonIsLinux) out, _ := dockerCmdWithFail(c, "run", "--net=container:other", "--dns=8.8.8.8", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error())) out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "--add-host=name:8.8.8.8", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error())) out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "--mac-address=92:d0:c6:0a:29:33", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error())) out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "-P", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error())) out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "-p", "8080", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error())) out, _ = dockerCmdWithFail(c, "run", "--net=container:other", "--expose", "8000-9000", "busybox", "ps") assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error())) }