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moby--moby/integration-cli/docker_cli_run_test.go
Sebastiaan van Stijn 4cf69b995e
integration-cli: remove unneeded fmt.Sprintf() in asserts 
Replaced using a bit of grep-ing;

```
find . -name "*_test.go" -exec sed -E -i 's#assert.Assert\((.*), fmt.Sprintf\((.*)\)\)$#assert.Assert\(\1, \2\)#g' '{}' \;
```

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit 0fabf3e41e)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2019-09-26 23:52:50 +02:00

4541 lines
167 KiB
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package main
import (
"bufio"
"bytes"
"context"
"encoding/json"
"fmt"
"io"
"io/ioutil"
"net"
"os"
"os/exec"
"path"
"path/filepath"
"reflect"
"regexp"
"runtime"
"sort"
"strconv"
"strings"
"sync"
"testing"
"time"
"github.com/docker/docker/client"
"github.com/docker/docker/integration-cli/cli"
"github.com/docker/docker/integration-cli/cli/build"
"github.com/docker/docker/internal/test/fakecontext"
"github.com/docker/docker/internal/testutil"
"github.com/docker/docker/pkg/mount"
"github.com/docker/docker/pkg/parsers/kernel"
"github.com/docker/docker/pkg/stringid"
"github.com/docker/docker/runconfig"
"github.com/docker/go-connections/nat"
"github.com/docker/libnetwork/resolvconf"
"github.com/docker/libnetwork/types"
"gotest.tools/assert"
"gotest.tools/icmd"
)
// "test123" should be printed by docker run
func (s *DockerSuite) TestRunEchoStdout(c *testing.T) {
out, _ := dockerCmd(c, "run", "busybox", "echo", "test123")
if out != "test123\n" {
c.Fatalf("container should've printed 'test123', got '%s'", out)
}
}
// "test" should be printed
func (s *DockerSuite) TestRunEchoNamedContainer(c *testing.T) {
out, _ := dockerCmd(c, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
if out != "test\n" {
c.Errorf("container should've printed 'test'")
}
}
// docker run should not leak file descriptors. This test relies on Unix
// specific functionality and cannot run on Windows.
func (s *DockerSuite) TestRunLeakyFileDescriptors(c *testing.T) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "busybox", "ls", "-C", "/proc/self/fd")
// normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
if out != "0 1 2 3\n" {
c.Errorf("container should've printed '0 1 2 3', not: %s", out)
}
}
// it should be possible to lookup Google DNS
// this will fail when Internet access is unavailable
func (s *DockerSuite) TestRunLookupGoogleDNS(c *testing.T) {
testRequires(c, Network, NotArm)
if testEnv.OSType == "windows" {
// nslookup isn't present in Windows busybox. Is built-in. Further,
// nslookup isn't present in nanoserver. Hence just use PowerShell...
dockerCmd(c, "run", testEnv.PlatformDefaults.BaseImage, "powershell", "Resolve-DNSName", "google.com")
} else {
dockerCmd(c, "run", "busybox", "nslookup", "google.com")
}
}
// the exit code should be 0
func (s *DockerSuite) TestRunExitCodeZero(c *testing.T) {
dockerCmd(c, "run", "busybox", "true")
}
// the exit code should be 1
func (s *DockerSuite) TestRunExitCodeOne(c *testing.T) {
_, exitCode, err := dockerCmdWithError("run", "busybox", "false")
assert.ErrorContains(c, err, "")
assert.Equal(c, exitCode, 1)
}
// it should be possible to pipe in data via stdin to a process running in a container
func (s *DockerSuite) TestRunStdinPipe(c *testing.T) {
// TODO Windows: This needs some work to make compatible.
testRequires(c, DaemonIsLinux)
result := icmd.RunCmd(icmd.Cmd{
Command: []string{dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat"},
Stdin: strings.NewReader("blahblah"),
})
result.Assert(c, icmd.Success)
out := result.Stdout()
out = strings.TrimSpace(out)
dockerCmd(c, "wait", out)
logsOut, _ := dockerCmd(c, "logs", out)
containerLogs := strings.TrimSpace(logsOut)
if containerLogs != "blahblah" {
c.Errorf("logs didn't print the container's logs %s", containerLogs)
}
dockerCmd(c, "rm", out)
}
// the container's ID should be printed when starting a container in detached mode
func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *testing.T) {
out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
out = strings.TrimSpace(out)
dockerCmd(c, "wait", out)
rmOut, _ := dockerCmd(c, "rm", out)
rmOut = strings.TrimSpace(rmOut)
if rmOut != out {
c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
}
}
// the working directory should be set correctly
func (s *DockerSuite) TestRunWorkingDirectory(c *testing.T) {
dir := "/root"
image := "busybox"
if testEnv.OSType == "windows" {
dir = `C:/Windows`
}
// First with -w
out, _ := dockerCmd(c, "run", "-w", dir, image, "pwd")
out = strings.TrimSpace(out)
if out != dir {
c.Errorf("-w failed to set working directory")
}
// Then with --workdir
out, _ = dockerCmd(c, "run", "--workdir", dir, image, "pwd")
out = strings.TrimSpace(out)
if out != dir {
c.Errorf("--workdir failed to set working directory")
}
}
// pinging Google's DNS resolver should fail when we disable the networking
func (s *DockerSuite) TestRunWithoutNetworking(c *testing.T) {
count := "-c"
image := "busybox"
if testEnv.OSType == "windows" {
count = "-n"
image = testEnv.PlatformDefaults.BaseImage
}
// First using the long form --net
out, exitCode, err := dockerCmdWithError("run", "--net=none", image, "ping", count, "1", "8.8.8.8")
if err != nil && exitCode != 1 {
c.Fatal(out, err)
}
if exitCode != 1 {
c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
}
}
//test --link use container name to link target
func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as the networking
// settings are not populated back yet on inspect.
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
ip := inspectField(c, "parent", "NetworkSettings.Networks.bridge.IPAddress")
out, _ := dockerCmd(c, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
if !strings.Contains(out, ip+" test") {
c.Fatalf("use a container name to link target failed")
}
}
//test --link use container id to link target
func (s *DockerSuite) TestRunLinksContainerWithContainerID(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as the networking
// settings are not populated back yet on inspect.
testRequires(c, DaemonIsLinux)
cID, _ := dockerCmd(c, "run", "-i", "-t", "-d", "busybox")
cID = strings.TrimSpace(cID)
ip := inspectField(c, cID, "NetworkSettings.Networks.bridge.IPAddress")
out, _ := dockerCmd(c, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
if !strings.Contains(out, ip+" test") {
c.Fatalf("use a container id to link target failed")
}
}
func (s *DockerSuite) TestUserDefinedNetworkLinks(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
// run a container in user-defined network udlinkNet with a link for an existing container
// and a link for a container that doesn't exist
dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
"--link=third:bar", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// ping to first and its alias foo must succeed
_, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
assert.NilError(c, err)
// ping to third and its alias must fail
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
assert.ErrorContains(c, err, "")
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
assert.ErrorContains(c, err, "")
// start third container now
dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=third", "busybox", "top")
assert.Assert(c, waitRun("third") == nil)
// ping to third and its alias must succeed now
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
assert.NilError(c, err)
}
func (s *DockerSuite) TestUserDefinedNetworkLinksWithRestart(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
"busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// ping to first and its alias foo must succeed
_, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
assert.NilError(c, err)
// Restart first container
dockerCmd(c, "restart", "first")
assert.Assert(c, waitRun("first") == nil)
// ping to first and its alias foo must still succeed
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
assert.NilError(c, err)
// Restart second container
dockerCmd(c, "restart", "second")
assert.Assert(c, waitRun("second") == nil)
// ping to first and its alias foo must still succeed
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
assert.NilError(c, err)
}
func (s *DockerSuite) TestRunWithNetAliasOnDefaultNetworks(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
defaults := []string{"bridge", "host", "none"}
for _, net := range defaults {
out, _, err := dockerCmdWithError("run", "-d", "--net", net, "--net-alias", "alias_"+net, "busybox", "top")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, runconfig.ErrUnsupportedNetworkAndAlias.Error()))
}
}
func (s *DockerSuite) TestUserDefinedNetworkAlias(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
dockerCmd(c, "network", "create", "-d", "bridge", "net1")
cid1, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=first", "--net-alias=foo1", "--net-alias=foo2", "busybox:glibc", "top")
assert.Assert(c, waitRun("first") == nil)
// Check if default short-id alias is added automatically
id := strings.TrimSpace(cid1)
aliases := inspectField(c, id, "NetworkSettings.Networks.net1.Aliases")
assert.Assert(c, strings.Contains(aliases, stringid.TruncateID(id)))
cid2, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=second", "busybox:glibc", "top")
assert.Assert(c, waitRun("second") == nil)
// Check if default short-id alias is added automatically
id = strings.TrimSpace(cid2)
aliases = inspectField(c, id, "NetworkSettings.Networks.net1.Aliases")
assert.Assert(c, strings.Contains(aliases, stringid.TruncateID(id)))
// ping to first and its network-scoped aliases
_, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
assert.NilError(c, err)
// ping first container's short-id alias
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1))
assert.NilError(c, err)
// Restart first container
dockerCmd(c, "restart", "first")
assert.Assert(c, waitRun("first") == nil)
// ping to first and its network-scoped aliases must succeed
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
assert.NilError(c, err)
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
assert.NilError(c, err)
// ping first container's short-id alias
_, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1))
assert.NilError(c, err)
}
// Issue 9677.
func (s *DockerSuite) TestRunWithDaemonFlags(c *testing.T) {
out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "busybox", "true")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, "unknown flag: --exec-opt"))
}
// Regression test for #4979
func (s *DockerSuite) TestRunWithVolumesFromExited(c *testing.T) {
var (
out string
exitCode int
)
// Create a file in a volume
if testEnv.OSType == "windows" {
out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", `c:\some\dir`, testEnv.PlatformDefaults.BaseImage, "cmd", "/c", `echo hello > c:\some\dir\file`)
} else {
out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
}
if exitCode != 0 {
c.Fatal("1", out, exitCode)
}
// Read the file from another container using --volumes-from to access the volume in the second container
if testEnv.OSType == "windows" {
out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", testEnv.PlatformDefaults.BaseImage, "cmd", "/c", `type c:\some\dir\file`)
} else {
out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
}
if exitCode != 0 {
c.Fatal("2", out, exitCode)
}
}
// Volume path is a symlink which also exists on the host, and the host side is a file not a dir
// But the volume call is just a normal volume, not a bind mount
func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *testing.T) {
var (
dockerFile string
containerPath string
cmd string
)
// This test cannot run on a Windows daemon as
// Windows does not support symlinks inside a volume path
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
name := "test-volume-symlink"
dir, err := ioutil.TempDir("", name)
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(dir)
// In the case of Windows to Windows CI, if the machine is setup so that
// the temp directory is not the C: drive, this test is invalid and will
// not work.
if testEnv.OSType == "windows" && strings.ToLower(dir[:1]) != "c" {
c.Skip("Requires TEMP to point to C: drive")
}
f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
if err != nil {
c.Fatal(err)
}
f.Close()
if testEnv.OSType == "windows" {
dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir %s\nRUN mklink /D c:\\test %s", testEnv.PlatformDefaults.BaseImage, dir, dir)
containerPath = `c:\test\test`
cmd = "tasklist"
} else {
dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
containerPath = "/test/test"
cmd = "true"
}
buildImageSuccessfully(c, name, build.WithDockerfile(dockerFile))
dockerCmd(c, "run", "-v", containerPath, name, cmd)
}
// Volume path is a symlink in the container
func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir2(c *testing.T) {
var (
dockerFile string
containerPath string
cmd string
)
// This test cannot run on a Windows daemon as
// Windows does not support symlinks inside a volume path
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
name := "test-volume-symlink2"
if testEnv.OSType == "windows" {
dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir c:\\%s\nRUN mklink /D c:\\test c:\\%s", testEnv.PlatformDefaults.BaseImage, name, name)
containerPath = `c:\test\test`
cmd = "tasklist"
} else {
dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p /%s\nRUN ln -s /%s /test", name, name)
containerPath = "/test/test"
cmd = "true"
}
buildImageSuccessfully(c, name, build.WithDockerfile(dockerFile))
dockerCmd(c, "run", "-v", containerPath, name, cmd)
}
func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *testing.T) {
if _, code, err := dockerCmdWithError("run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile"); err == nil || code == 0 {
c.Fatalf("run should fail because volume is ro: exit code %d", code)
}
}
func (s *DockerSuite) TestRunVolumesFromInReadonlyModeFails(c *testing.T) {
var (
volumeDir string
fileInVol string
)
if testEnv.OSType == "windows" {
volumeDir = `c:/test` // Forward-slash as using busybox
fileInVol = `c:/test/file`
} else {
testRequires(c, DaemonIsLinux)
volumeDir = "/test"
fileInVol = `/test/file`
}
dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", fileInVol); err == nil || code == 0 {
c.Fatalf("run should fail because volume is ro: exit code %d", code)
}
}
// Regression test for #1201
func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *testing.T) {
var (
volumeDir string
fileInVol string
)
if testEnv.OSType == "windows" {
volumeDir = `c:/test` // Forward-slash as using busybox
fileInVol = `c:/test/file`
} else {
volumeDir = "/test"
fileInVol = "/test/file"
}
dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol)
if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: bar`) {
c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out)
}
dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol)
}
func (s *DockerSuite) TestVolumesFromGetsProperMode(c *testing.T) {
testRequires(c, testEnv.IsLocalDaemon)
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
hostpath := RandomTmpDirPath("test", testEnv.OSType)
if err := os.MkdirAll(hostpath, 0755); err != nil {
c.Fatalf("Failed to create %s: %q", hostpath, err)
}
defer os.RemoveAll(hostpath)
dockerCmd(c, "run", "--name", "parent", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true")
// Expect this "rw" mode to be be ignored since the inherited volume is "ro"
if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil {
c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
}
dockerCmd(c, "run", "--name", "parent2", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true")
// Expect this to be read-only since both are "ro"
if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil {
c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
}
}
// Test for GH#10618
func (s *DockerSuite) TestRunNoDupVolumes(c *testing.T) {
path1 := RandomTmpDirPath("test1", testEnv.OSType)
path2 := RandomTmpDirPath("test2", testEnv.OSType)
someplace := ":/someplace"
if testEnv.OSType == "windows" {
// Windows requires that the source directory exists before calling HCS
testRequires(c, testEnv.IsLocalDaemon)
someplace = `:c:\someplace`
if err := os.MkdirAll(path1, 0755); err != nil {
c.Fatalf("Failed to create %s: %q", path1, err)
}
defer os.RemoveAll(path1)
if err := os.MkdirAll(path2, 0755); err != nil {
c.Fatalf("Failed to create %s: %q", path1, err)
}
defer os.RemoveAll(path2)
}
mountstr1 := path1 + someplace
mountstr2 := path2 + someplace
if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {
c.Fatal("Expected error about duplicate mount definitions")
} else {
if !strings.Contains(out, "Duplicate mount point") {
c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
}
}
// Test for https://github.com/docker/docker/issues/22093
volumename1 := "test1"
volumename2 := "test2"
volume1 := volumename1 + someplace
volume2 := volumename2 + someplace
if out, _, err := dockerCmdWithError("run", "-v", volume1, "-v", volume2, "busybox", "true"); err == nil {
c.Fatal("Expected error about duplicate mount definitions")
} else {
if !strings.Contains(out, "Duplicate mount point") {
c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
}
}
// create failed should have create volume volumename1 or volumename2
// we should remove volumename2 or volumename2 successfully
out, _ := dockerCmd(c, "volume", "ls")
if strings.Contains(out, volumename1) {
dockerCmd(c, "volume", "rm", volumename1)
} else {
dockerCmd(c, "volume", "rm", volumename2)
}
}
// Test for #1351
func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *testing.T) {
prefix := ""
if testEnv.OSType == "windows" {
prefix = `c:`
}
dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo")
}
func (s *DockerSuite) TestRunMultipleVolumesFrom(c *testing.T) {
prefix := ""
if testEnv.OSType == "windows" {
prefix = `c:`
}
dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar")
dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
}
// this tests verifies the ID format for the container
func (s *DockerSuite) TestRunVerifyContainerID(c *testing.T) {
out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true")
if err != nil {
c.Fatal(err)
}
if exit != 0 {
c.Fatalf("expected exit code 0 received %d", exit)
}
match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
if err != nil {
c.Fatal(err)
}
if !match {
c.Fatalf("Invalid container ID: %s", out)
}
}
// Test that creating a container with a volume doesn't crash. Regression test for #995.
func (s *DockerSuite) TestRunCreateVolume(c *testing.T) {
prefix := ""
if testEnv.OSType == "windows" {
prefix = `c:`
}
dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true")
}
// Test that creating a volume with a symlink in its path works correctly. Test for #5152.
// Note that this bug happens only with symlinks with a target that starts with '/'.
func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *testing.T) {
// Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...)
testRequires(c, DaemonIsLinux)
workingDirectory, err := ioutil.TempDir("", "TestRunCreateVolumeWithSymlink")
assert.NilError(c, err)
image := "docker-test-createvolumewithsymlink"
buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
buildCmd.Stdin = strings.NewReader(`FROM busybox
RUN ln -s home /bar`)
buildCmd.Dir = workingDirectory
err = buildCmd.Run()
if err != nil {
c.Fatalf("could not build '%s': %v", image, err)
}
_, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
if err != nil || exitCode != 0 {
c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
}
volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo")
assert.NilError(c, err)
_, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink")
if err != nil || exitCode != 0 {
c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
}
_, err = os.Stat(volPath)
if !os.IsNotExist(err) {
c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
}
}
// Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *testing.T) {
// This test cannot run on a Windows daemon as
// Windows does not support symlinks inside a volume path
testRequires(c, DaemonIsLinux)
workingDirectory, err := ioutil.TempDir("", "TestRunVolumesFromSymlinkPath")
assert.NilError(c, err)
name := "docker-test-volumesfromsymlinkpath"
prefix := ""
dfContents := `FROM busybox
RUN ln -s home /foo
VOLUME ["/foo/bar"]`
if testEnv.OSType == "windows" {
prefix = `c:`
dfContents = `FROM ` + testEnv.PlatformDefaults.BaseImage + `
RUN mkdir c:\home
RUN mklink /D c:\foo c:\home
VOLUME ["c:/foo/bar"]
ENTRYPOINT c:\windows\system32\cmd.exe`
}
buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
buildCmd.Stdin = strings.NewReader(dfContents)
buildCmd.Dir = workingDirectory
err = buildCmd.Run()
if err != nil {
c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
}
out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)
if err != nil || exitCode != 0 {
c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out)
}
_, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar")
if err != nil || exitCode != 0 {
c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
}
}
func (s *DockerSuite) TestRunExitCode(c *testing.T) {
var (
exit int
err error
)
_, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72")
if err == nil {
c.Fatal("should not have a non nil error")
}
if exit != 72 {
c.Fatalf("expected exit code 72 received %d", exit)
}
}
func (s *DockerSuite) TestRunUserDefaults(c *testing.T) {
expected := "uid=0(root) gid=0(root)"
if testEnv.OSType == "windows" {
expected = "uid=0(root) gid=0(root) groups=0(root)"
}
out, _ := dockerCmd(c, "run", "busybox", "id")
if !strings.Contains(out, expected) {
c.Fatalf("expected '%s' got %s", expected, out)
}
}
func (s *DockerSuite) TestRunUserByName(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as Windows does
// not support the use of -u
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id")
if !strings.Contains(out, "uid=0(root) gid=0(root)") {
c.Fatalf("expected root user got %s", out)
}
}
func (s *DockerSuite) TestRunUserByID(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as Windows does
// not support the use of -u
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id")
if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
c.Fatalf("expected daemon user got %s", out)
}
}
func (s *DockerSuite) TestRunUserByIDBig(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as Windows does
// not support the use of -u
testRequires(c, DaemonIsLinux, NotArm)
out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id")
if err == nil {
c.Fatal("No error, but must be.", out)
}
if !strings.Contains(strings.ToLower(out), "uids and gids must be in range") {
c.Fatalf("expected error about uids range, got %s", out)
}
}
func (s *DockerSuite) TestRunUserByIDNegative(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as Windows does
// not support the use of -u
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id")
if err == nil {
c.Fatal("No error, but must be.", out)
}
if !strings.Contains(strings.ToLower(out), "uids and gids must be in range") {
c.Fatalf("expected error about uids range, got %s", out)
}
}
func (s *DockerSuite) TestRunUserByIDZero(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as Windows does
// not support the use of -u
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id")
if err != nil {
c.Fatal(err, out)
}
if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
c.Fatalf("expected daemon user got %s", out)
}
}
func (s *DockerSuite) TestRunUserNotFound(c *testing.T) {
// TODO Windows: This test cannot run on a Windows daemon as Windows does
// not support the use of -u
testRequires(c, DaemonIsLinux)
_, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id")
if err == nil {
c.Fatal("unknown user should cause container to fail")
}
}
func (s *DockerSuite) TestRunTwoConcurrentContainers(c *testing.T) {
sleepTime := "2"
group := sync.WaitGroup{}
group.Add(2)
errChan := make(chan error, 2)
for i := 0; i < 2; i++ {
go func() {
defer group.Done()
_, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime)
errChan <- err
}()
}
group.Wait()
close(errChan)
for err := range errChan {
assert.NilError(c, err)
}
}
func (s *DockerSuite) TestRunEnvironment(c *testing.T) {
// TODO Windows: Environment handling is different between Linux and
// Windows and this test relies currently on unix functionality.
testRequires(c, DaemonIsLinux)
result := icmd.RunCmd(icmd.Cmd{
Command: []string{dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env"},
Env: append(os.Environ(),
"TRUE=false",
"TRICKY=tri\ncky\n",
),
})
result.Assert(c, icmd.Success)
actualEnv := strings.Split(strings.TrimSuffix(result.Stdout(), "\n"), "\n")
sort.Strings(actualEnv)
goodEnv := []string{
// The first two should not be tested here, those are "inherent" environment variable. This test validates
// the -e behavior, not the default environment variable (that could be subject to change)
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"HOSTNAME=testing",
"FALSE=true",
"TRUE=false",
"TRICKY=tri",
"cky",
"",
"HOME=/root",
}
sort.Strings(goodEnv)
if len(goodEnv) != len(actualEnv) {
c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
}
for i := range goodEnv {
if actualEnv[i] != goodEnv[i] {
c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
}
}
}
func (s *DockerSuite) TestRunEnvironmentErase(c *testing.T) {
// TODO Windows: Environment handling is different between Linux and
// Windows and this test relies currently on unix functionality.
testRequires(c, DaemonIsLinux)
// Test to make sure that when we use -e on env vars that are
// not set in our local env that they're removed (if present) in
// the container
result := icmd.RunCmd(icmd.Cmd{
Command: []string{dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env"},
Env: appendBaseEnv(true),
})
result.Assert(c, icmd.Success)
actualEnv := strings.Split(strings.TrimSpace(result.Combined()), "\n")
sort.Strings(actualEnv)
goodEnv := []string{
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"HOME=/root",
}
sort.Strings(goodEnv)
if len(goodEnv) != len(actualEnv) {
c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
}
for i := range goodEnv {
if actualEnv[i] != goodEnv[i] {
c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
}
}
}
func (s *DockerSuite) TestRunEnvironmentOverride(c *testing.T) {
// TODO Windows: Environment handling is different between Linux and
// Windows and this test relies currently on unix functionality.
testRequires(c, DaemonIsLinux)
// Test to make sure that when we use -e on env vars that are
// already in the env that we're overriding them
result := icmd.RunCmd(icmd.Cmd{
Command: []string{dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env"},
Env: appendBaseEnv(true, "HOSTNAME=bar"),
})
result.Assert(c, icmd.Success)
actualEnv := strings.Split(strings.TrimSpace(result.Combined()), "\n")
sort.Strings(actualEnv)
goodEnv := []string{
"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
"HOME=/root2",
"HOSTNAME=bar",
}
sort.Strings(goodEnv)
if len(goodEnv) != len(actualEnv) {
c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
}
for i := range goodEnv {
if actualEnv[i] != goodEnv[i] {
c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
}
}
}
func (s *DockerSuite) TestRunContainerNetwork(c *testing.T) {
if testEnv.OSType == "windows" {
// Windows busybox does not have ping. Use built in ping instead.
dockerCmd(c, "run", testEnv.PlatformDefaults.BaseImage, "ping", "-n", "1", "127.0.0.1")
} else {
dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
}
}
func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *testing.T) {
// TODO Windows: This is Linux specific as --link is not supported and
// this will be deprecated in favor of container networking model.
testRequires(c, DaemonIsLinux, NotUserNamespace)
dockerCmd(c, "run", "--name", "linked", "busybox", "true")
_, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true")
if err == nil {
c.Fatal("Expected error")
}
}
// #7851 hostname outside container shows FQDN, inside only shortname
// For testing purposes it is not required to set host's hostname directly
// and use "--net=host" (as the original issue submitter did), as the same
// codepath is executed with "docker run -h <hostname>". Both were manually
// tested, but this testcase takes the simpler path of using "run -h .."
func (s *DockerSuite) TestRunFullHostnameSet(c *testing.T) {
// TODO Windows: -h is not yet functional.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname")
if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
}
}
func (s *DockerSuite) TestRunPrivilegedCanMknod(c *testing.T) {
// Not applicable for Windows as Windows daemon does not support
// the concept of --privileged, and mknod is a Unix concept.
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *testing.T) {
// Not applicable for Windows as Windows daemon does not support
// the concept of --privileged, and mknod is a Unix concept.
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapDropInvalid(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-drop
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls")
if err == nil {
c.Fatal(err, out)
}
}
func (s *DockerSuite) TestRunCapDropCannotMknod(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-drop or mknod
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
if err == nil {
c.Fatal(err, out)
}
if actual := strings.Trim(out, "\r\n"); actual == "ok" {
c.Fatalf("expected output not ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-drop or mknod
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
if err == nil {
c.Fatal(err, out)
}
if actual := strings.Trim(out, "\r\n"); actual == "ok" {
c.Fatalf("expected output not ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-drop or mknod
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
if err == nil {
c.Fatal(err, out)
}
if actual := strings.Trim(out, "\r\n"); actual == "ok" {
c.Fatalf("expected output not ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-drop or mknod
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapAddInvalid(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-add
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls")
if err == nil {
c.Fatal(err, out)
}
}
func (s *DockerSuite) TestRunCapAddCanDownInterface(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-add
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-add
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *testing.T) {
// Not applicable for Windows as there is no concept of --cap-add
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
if err == nil {
c.Fatal(err, out)
}
if actual := strings.Trim(out, "\r\n"); actual == "ok" {
c.Fatalf("expected output not ok received %s", actual)
}
}
func (s *DockerSuite) TestRunGroupAdd(c *testing.T) {
// Not applicable for Windows as there is no concept of --group-add
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id")
groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777"
if actual := strings.Trim(out, "\r\n"); actual != groupsList {
c.Fatalf("expected output %s received %s", groupsList, actual)
}
}
func (s *DockerSuite) TestRunPrivilegedCanMount(c *testing.T) {
// Not applicable for Windows as there is no concept of --privileged
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *testing.T) {
// Not applicable for Windows as there is no concept of unprivileged
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
if err == nil {
c.Fatal(err, out)
}
if actual := strings.Trim(out, "\r\n"); actual == "ok" {
c.Fatalf("expected output not ok received %s", actual)
}
}
func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *testing.T) {
// Not applicable for Windows as there is no concept of unprivileged
testRequires(c, DaemonIsLinux, NotArm)
if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 {
c.Fatal("sys should not be writable in a non privileged container")
}
}
func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *testing.T) {
// Not applicable for Windows as there is no concept of unprivileged
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 {
c.Fatalf("sys should be writable in privileged container")
}
}
func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *testing.T) {
// Not applicable for Windows as there is no concept of unprivileged
testRequires(c, DaemonIsLinux)
if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 {
c.Fatal("proc should not be writable in a non privileged container")
}
}
func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *testing.T) {
// Not applicable for Windows as there is no concept of --privileged
testRequires(c, DaemonIsLinux, NotUserNamespace)
if _, code := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "touch /proc/sysrq-trigger"); code != 0 {
c.Fatalf("proc should be writable in privileged container")
}
}
func (s *DockerSuite) TestRunDeviceNumbers(c *testing.T) {
// Not applicable on Windows as /dev/ is a Unix specific concept
// TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null")
deviceLineFields := strings.Fields(out)
deviceLineFields[6] = ""
deviceLineFields[7] = ""
deviceLineFields[8] = ""
expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
if !(reflect.DeepEqual(deviceLineFields, expected)) {
c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
}
}
func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *testing.T) {
// Not applicable on Windows as /dev/ is a Unix specific concept
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
}
}
func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *testing.T) {
// Not applicable on Windows as it does not support chroot
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "busybox", "chroot", "/", "true")
}
func (s *DockerSuite) TestRunAddingOptionalDevices(c *testing.T) {
// Not applicable on Windows as Windows does not support --device
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
c.Fatalf("expected output /dev/nulo, received %s", actual)
}
}
func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *testing.T) {
// Not applicable on Windows as Windows does not support --device
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero")
if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" {
c.Fatalf("expected output /dev/zero, received %s", actual)
}
}
func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *testing.T) {
// Not applicable on Windows as Windows does not support --device
testRequires(c, DaemonIsLinux, NotUserNamespace)
_, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero")
if err == nil {
c.Fatalf("run container with device mode ro should fail")
}
}
func (s *DockerSuite) TestRunModeHostname(c *testing.T) {
// Not applicable on Windows as Windows does not support -h
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
c.Fatalf("expected 'testhostname', but says: %q", actual)
}
out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname")
hostname, err := os.Hostname()
if err != nil {
c.Fatal(err)
}
if actual := strings.Trim(out, "\r\n"); actual != hostname {
c.Fatalf("expected %q, but says: %q", hostname, actual)
}
}
func (s *DockerSuite) TestRunRootWorkdir(c *testing.T) {
out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")
expected := "/\n"
if testEnv.OSType == "windows" {
expected = "C:" + expected
}
if out != expected {
c.Fatalf("pwd returned %q (expected %s)", s, expected)
}
}
func (s *DockerSuite) TestRunAllowBindMountingRoot(c *testing.T) {
if testEnv.OSType == "windows" {
// Windows busybox will fail with Permission Denied on items such as pagefile.sys
dockerCmd(c, "run", "-v", `c:\:c:\host`, testEnv.PlatformDefaults.BaseImage, "cmd", "-c", "dir", `c:\host`)
} else {
dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host")
}
}
func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *testing.T) {
mount := "/:/"
targetDir := "/host"
if testEnv.OSType == "windows" {
mount = `c:\:c\`
targetDir = "c:/host" // Forward slash as using busybox
}
out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir)
if err == nil {
c.Fatal(out, err)
}
}
// Verify that a container gets default DNS when only localhost resolvers exist
func (s *DockerSuite) TestRunDNSDefaultOptions(c *testing.T) {
// Not applicable on Windows as this is testing Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
// preserve original resolv.conf for restoring after test
origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
if os.IsNotExist(err) {
c.Fatalf("/etc/resolv.conf does not exist")
}
// defer restored original conf
defer func() {
if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
c.Fatal(err)
}
}()
// test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
// 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
// GetNameservers(), leading to a replacement of nameservers with the default set
tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
c.Fatal(err)
}
actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
// check that the actual defaults are appended to the commented out
// localhost resolver (which should be preserved)
// NOTE: if we ever change the defaults from google dns, this will break
expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
if actual != expected {
c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
}
}
func (s *DockerSuite) TestRunDNSOptions(c *testing.T) {
// Not applicable on Windows as Windows does not support --dns*, or
// the Unix-specific functionality of resolv.conf.
testRequires(c, DaemonIsLinux)
result := cli.DockerCmd(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf")
// The client will get a warning on stderr when setting DNS to a localhost address; verify this:
if !strings.Contains(result.Stderr(), "Localhost DNS setting") {
c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", result.Stderr())
}
actual := strings.Replace(strings.Trim(result.Stdout(), "\r\n"), "\n", " ", -1)
if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" {
c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual)
}
out := cli.DockerCmd(c, "run", "--dns=1.1.1.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf").Combined()
actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
if actual != "nameserver 1.1.1.1 options ndots:3" {
c.Fatalf("expected 'nameserver 1.1.1.1 options ndots:3', but says: %q", actual)
}
}
func (s *DockerSuite) TestRunDNSRepeatOptions(c *testing.T) {
testRequires(c, DaemonIsLinux)
out := cli.DockerCmd(c, "run", "--dns=1.1.1.1", "--dns=2.2.2.2", "--dns-search=mydomain", "--dns-search=mydomain2", "--dns-opt=ndots:9", "--dns-opt=timeout:3", "busybox", "cat", "/etc/resolv.conf").Stdout()
actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" {
c.Fatalf("expected 'search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3', but says: %q", actual)
}
}
func (s *DockerSuite) TestRunDNSOptionsBasedOnHostResolvConf(c *testing.T) {
// Not applicable on Windows as testing Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
if os.IsNotExist(err) {
c.Fatalf("/etc/resolv.conf does not exist")
}
hostNameservers := resolvconf.GetNameservers(origResolvConf, types.IP)
hostSearch := resolvconf.GetSearchDomains(origResolvConf)
var out string
out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
if actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "127.0.0.1" {
c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
}
actualSearch := resolvconf.GetSearchDomains([]byte(out))
if len(actualSearch) != len(hostSearch) {
c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
}
for i := range actualSearch {
if actualSearch[i] != hostSearch[i] {
c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
}
}
out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP)
if len(actualNameservers) != len(hostNameservers) {
c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNameservers), len(actualNameservers))
}
for i := range actualNameservers {
if actualNameservers[i] != hostNameservers[i] {
c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNameservers[i])
}
}
if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
}
// test with file
tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
c.Fatal(err)
}
// put the old resolvconf back
defer func() {
if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
c.Fatal(err)
}
}()
resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
if os.IsNotExist(err) {
c.Fatalf("/etc/resolv.conf does not exist")
}
hostSearch = resolvconf.GetSearchDomains(resolvConf)
out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
if actualNameservers = resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
}
actualSearch = resolvconf.GetSearchDomains([]byte(out))
if len(actualSearch) != len(hostSearch) {
c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
}
for i := range actualSearch {
if actualSearch[i] != hostSearch[i] {
c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
}
}
}
// Test to see if a non-root user can resolve a DNS name. Also
// check if the container resolv.conf file has at least 0644 perm.
func (s *DockerSuite) TestRunNonRootUserResolvName(c *testing.T) {
// Not applicable on Windows as Windows does not support --user
testRequires(c, testEnv.IsLocalDaemon, Network, DaemonIsLinux, NotArm)
dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org")
cID := getIDByName(c, "testperm")
fmode := (os.FileMode)(0644)
finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
if err != nil {
c.Fatal(err)
}
if (finfo.Mode() & fmode) != fmode {
c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String())
}
}
// Test if container resolv.conf gets updated the next time it restarts
// if host /etc/resolv.conf has changed. This only applies if the container
// uses the host's /etc/resolv.conf and does not have any dns options provided.
func (s *DockerSuite) TestRunResolvconfUpdate(c *testing.T) {
// Not applicable on Windows as testing unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
c.Skip("Unstable test, to be re-activated once #19937 is resolved")
tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n")
tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
//take a copy of resolv.conf for restoring after test completes
resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
if err != nil {
c.Fatal(err)
}
// This test case is meant to test monitoring resolv.conf when it is
// a regular file not a bind mounc. So we unmount resolv.conf and replace
// it with a file containing the original settings.
mounted, err := mount.Mounted("/etc/resolv.conf")
if err != nil {
c.Fatal(err)
}
if mounted {
icmd.RunCommand("umount", "/etc/resolv.conf").Assert(c, icmd.Success)
}
//cleanup
defer func() {
if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
c.Fatal(err)
}
}()
//1. test that a restarting container gets an updated resolv.conf
dockerCmd(c, "run", "--name=first", "busybox", "true")
containerID1 := getIDByName(c, "first")
// replace resolv.conf with our temporary copy
bytesResolvConf := []byte(tmpResolvConf)
if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
c.Fatal(err)
}
// start the container again to pickup changes
dockerCmd(c, "start", "first")
// check for update in container
containerResolv := readContainerFile(c, containerID1, "resolv.conf")
if !bytes.Equal(containerResolv, bytesResolvConf) {
c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
}
/* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
c.Fatal(err)
} */
//2. test that a restarting container does not receive resolv.conf updates
// if it modified the container copy of the starting point resolv.conf
dockerCmd(c, "run", "--name=second", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
containerID2 := getIDByName(c, "second")
//make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
c.Fatal(err)
}
// start the container again
dockerCmd(c, "start", "second")
// check for update in container
containerResolv = readContainerFile(c, containerID2, "resolv.conf")
if bytes.Equal(containerResolv, resolvConfSystem) {
c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv))
}
//3. test that a running container's resolv.conf is not modified while running
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
runningContainerID := strings.TrimSpace(out)
// replace resolv.conf
if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
c.Fatal(err)
}
// check for update in container
containerResolv = readContainerFile(c, runningContainerID, "resolv.conf")
if bytes.Equal(containerResolv, bytesResolvConf) {
c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
}
//4. test that a running container's resolv.conf is updated upon restart
// (the above container is still running..)
dockerCmd(c, "restart", runningContainerID)
// check for update in container
containerResolv = readContainerFile(c, runningContainerID, "resolv.conf")
if !bytes.Equal(containerResolv, bytesResolvConf) {
c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
}
//5. test that additions of a localhost resolver are cleaned from
// host resolv.conf before updating container's resolv.conf copies
// replace resolv.conf with a localhost-only nameserver copy
bytesResolvConf = []byte(tmpLocalhostResolvConf)
if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
c.Fatal(err)
}
// start the container again to pickup changes
dockerCmd(c, "start", "first")
// our first exited container ID should have been updated, but with default DNS
// after the cleanup of resolv.conf found only a localhost nameserver:
containerResolv = readContainerFile(c, containerID1, "resolv.conf")
expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
if !bytes.Equal(containerResolv, []byte(expected)) {
c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
}
//6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
// of containers' resolv.conf.
// Restore the original resolv.conf
if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
c.Fatal(err)
}
// Run the container so it picks up the old settings
dockerCmd(c, "run", "--name=third", "busybox", "true")
containerID3 := getIDByName(c, "third")
// Create a modified resolv.conf.aside and override resolv.conf with it
bytesResolvConf = []byte(tmpResolvConf)
if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
c.Fatal(err)
}
err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
if err != nil {
c.Fatal(err)
}
// start the container again to pickup changes
dockerCmd(c, "start", "third")
// check for update in container
containerResolv = readContainerFile(c, containerID3, "resolv.conf")
if !bytes.Equal(containerResolv, bytesResolvConf) {
c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
}
//cleanup, restore original resolv.conf happens in defer func()
}
func (s *DockerSuite) TestRunAddHost(c *testing.T) {
// Not applicable on Windows as it does not support --add-host
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
actual := strings.Trim(out, "\r\n")
if actual != "86.75.30.9\textra" {
c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
}
}
// Regression test for #6983
func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *testing.T) {
_, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true")
if exitCode != 0 {
c.Fatalf("Container should have exited with error code 0")
}
}
// Regression test for #6983
func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *testing.T) {
_, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true")
if exitCode != 0 {
c.Fatalf("Container should have exited with error code 0")
}
}
// Regression test for #6983
func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *testing.T) {
_, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
if exitCode != 0 {
c.Fatalf("Container should have exited with error code 0")
}
}
// Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
// but using --attach instead of -a to make sure we read the flag correctly
func (s *DockerSuite) TestRunAttachWithDetach(c *testing.T) {
icmd.RunCommand(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true").Assert(c, icmd.Expected{
ExitCode: 1,
Error: "exit status 1",
Err: "Conflicting options: -a and -d",
})
}
func (s *DockerSuite) TestRunState(c *testing.T) {
// TODO Windows: This needs some rework as Windows busybox does not support top
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id := strings.TrimSpace(out)
state := inspectField(c, id, "State.Running")
if state != "true" {
c.Fatal("Container state is 'not running'")
}
pid1 := inspectField(c, id, "State.Pid")
if pid1 == "0" {
c.Fatal("Container state Pid 0")
}
dockerCmd(c, "stop", id)
state = inspectField(c, id, "State.Running")
if state != "false" {
c.Fatal("Container state is 'running'")
}
pid2 := inspectField(c, id, "State.Pid")
if pid2 == pid1 {
c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
}
dockerCmd(c, "start", id)
state = inspectField(c, id, "State.Running")
if state != "true" {
c.Fatal("Container state is 'not running'")
}
pid3 := inspectField(c, id, "State.Pid")
if pid3 == pid1 {
c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
}
}
// Test for #1737
func (s *DockerSuite) TestRunCopyVolumeUIDGID(c *testing.T) {
// Not applicable on Windows as it does not support uid or gid in this way
testRequires(c, DaemonIsLinux)
name := "testrunvolumesuidgid"
buildImageSuccessfully(c, name, build.WithDockerfile(`FROM busybox
RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
RUN echo 'dockerio:x:1001:' >> /etc/group
RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`))
// Test that the uid and gid is copied from the image to the volume
out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
out = strings.TrimSpace(out)
if out != "dockerio:dockerio" {
c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
}
}
// Test for #1582
func (s *DockerSuite) TestRunCopyVolumeContent(c *testing.T) {
// TODO Windows, post RS1. Windows does not yet support volume functionality
// that copies from the image to the volume.
testRequires(c, DaemonIsLinux)
name := "testruncopyvolumecontent"
buildImageSuccessfully(c, name, build.WithDockerfile(`FROM busybox
RUN mkdir -p /hello/local && echo hello > /hello/local/world`))
// Test that the content is copied from the image to the volume
out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello")
if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
c.Fatal("Container failed to transfer content to volume")
}
}
func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *testing.T) {
name := "testrunmdcleanuponentrypoint"
buildImageSuccessfully(c, name, build.WithDockerfile(`FROM busybox
ENTRYPOINT ["echo"]
CMD ["testingpoint"]`))
out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name)
if exit != 0 {
c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
}
out = strings.TrimSpace(out)
expected := "root"
if testEnv.OSType == "windows" {
if strings.Contains(testEnv.PlatformDefaults.BaseImage, "servercore") {
expected = `user manager\containeradministrator`
} else {
expected = `ContainerAdministrator` // nanoserver
}
}
if out != expected {
c.Fatalf("Expected output %s, got %q. %s", expected, out, testEnv.PlatformDefaults.BaseImage)
}
}
// TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *testing.T) {
existingFile := "/bin/cat"
expected := "not a directory"
if testEnv.OSType == "windows" {
existingFile = `\windows\system32\ntdll.dll`
expected = `The directory name is invalid.`
}
out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox")
if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) {
c.Fatalf("Existing binary as a directory should error out with exitCode 125; we got: %s, exitCode: %d", out, exitCode)
}
}
func (s *DockerSuite) TestRunExitOnStdinClose(c *testing.T) {
name := "testrunexitonstdinclose"
meow := "/bin/cat"
delay := 60
if testEnv.OSType == "windows" {
meow = "cat"
}
runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow)
stdin, err := runCmd.StdinPipe()
if err != nil {
c.Fatal(err)
}
stdout, err := runCmd.StdoutPipe()
if err != nil {
c.Fatal(err)
}
if err := runCmd.Start(); err != nil {
c.Fatal(err)
}
if _, err := stdin.Write([]byte("hello\n")); err != nil {
c.Fatal(err)
}
r := bufio.NewReader(stdout)
line, err := r.ReadString('\n')
if err != nil {
c.Fatal(err)
}
line = strings.TrimSpace(line)
if line != "hello" {
c.Fatalf("Output should be 'hello', got '%q'", line)
}
if err := stdin.Close(); err != nil {
c.Fatal(err)
}
finish := make(chan error)
go func() {
finish <- runCmd.Wait()
close(finish)
}()
select {
case err := <-finish:
assert.NilError(c, err)
case <-time.After(time.Duration(delay) * time.Second):
c.Fatal("docker run failed to exit on stdin close")
}
state := inspectField(c, name, "State.Running")
if state != "false" {
c.Fatal("Container must be stopped after stdin closing")
}
}
// Test run -i --restart xxx doesn't hang
func (s *DockerSuite) TestRunInteractiveWithRestartPolicy(c *testing.T) {
name := "test-inter-restart"
result := icmd.RunCmd(icmd.Cmd{
Command: []string{dockerBinary, "run", "-i", "--name", name, "--restart=always", "busybox", "sh"},
Stdin: bytes.NewBufferString("exit 11"),
})
defer func() {
cli.Docker(cli.Args("stop", name)).Assert(c, icmd.Success)
}()
result.Assert(c, icmd.Expected{ExitCode: 11})
}
// Test for #2267
func (s *DockerSuite) TestRunWriteSpecialFilesAndNotCommit(c *testing.T) {
// Cannot run on Windows as this files are not present in Windows
testRequires(c, DaemonIsLinux)
testRunWriteSpecialFilesAndNotCommit(c, "writehosts", "/etc/hosts")
testRunWriteSpecialFilesAndNotCommit(c, "writehostname", "/etc/hostname")
testRunWriteSpecialFilesAndNotCommit(c, "writeresolv", "/etc/resolv.conf")
}
func testRunWriteSpecialFilesAndNotCommit(c *testing.T, name, path string) {
command := fmt.Sprintf("echo test2267 >> %s && cat %s", path, path)
out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", command)
if !strings.Contains(out, "test2267") {
c.Fatalf("%s should contain 'test2267'", path)
}
out, _ = dockerCmd(c, "diff", name)
if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
c.Fatal("diff should be empty")
}
}
func eqToBaseDiff(out string, c *testing.T) bool {
name := "eqToBaseDiff" + testutil.GenerateRandomAlphaOnlyString(32)
dockerCmd(c, "run", "--name", name, "busybox", "echo", "hello")
cID := getIDByName(c, name)
baseDiff, _ := dockerCmd(c, "diff", cID)
baseArr := strings.Split(baseDiff, "\n")
sort.Strings(baseArr)
outArr := strings.Split(out, "\n")
sort.Strings(outArr)
return sliceEq(baseArr, outArr)
}
func sliceEq(a, b []string) bool {
if len(a) != len(b) {
return false
}
for i := range a {
if a[i] != b[i] {
return false
}
}
return true
}
func (s *DockerSuite) TestRunWithBadDevice(c *testing.T) {
// Cannot run on Windows as Windows does not support --device
testRequires(c, DaemonIsLinux)
name := "baddevice"
out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true")
if err == nil {
c.Fatal("Run should fail with bad device")
}
expected := `"/etc": not a device node`
if !strings.Contains(out, expected) {
c.Fatalf("Output should contain %q, actual out: %q", expected, out)
}
}
func (s *DockerSuite) TestRunEntrypoint(c *testing.T) {
name := "entrypoint"
out, _ := dockerCmd(c, "run", "--name", name, "--entrypoint", "echo", "busybox", "-n", "foobar")
expected := "foobar"
if out != expected {
c.Fatalf("Output should be %q, actual out: %q", expected, out)
}
}
func (s *DockerSuite) TestRunBindMounts(c *testing.T) {
testRequires(c, testEnv.IsLocalDaemon)
if testEnv.OSType == "linux" {
testRequires(c, DaemonIsLinux, NotUserNamespace)
}
if testEnv.OSType == "windows" {
// Disabled prior to RS5 due to how volumes are mapped
testRequires(c, DaemonIsWindowsAtLeastBuild(17763))
}
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
tmpDir, err := ioutil.TempDir("", "docker-test-container")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
writeFile(path.Join(tmpDir, "touch-me"), "", c)
// Test reading from a read-only bind mount
out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:%s/tmpx:ro", tmpDir, prefix), "busybox", "ls", prefix+"/tmpx")
if !strings.Contains(out, "touch-me") {
c.Fatal("Container failed to read from bind mount")
}
// test writing to bind mount
if testEnv.OSType == "windows" {
dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla")
} else {
dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
}
readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
// test mounting to an illegal destination directory
_, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
if err == nil {
c.Fatal("Container bind mounted illegal directory")
}
// Windows does not (and likely never will) support mounting a single file
if testEnv.OSType != "windows" {
// test mount a file
dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
expected := "yotta"
if content != expected {
c.Fatalf("Output should be %q, actual out: %q", expected, content)
}
}
}
// Ensure that CIDFile gets deleted if it's empty
// Perform this test by making `docker run` fail
func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *testing.T) {
// Skip on Windows. Base image on Windows has a CMD set in the image.
testRequires(c, DaemonIsLinux)
tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
tmpCidFile := path.Join(tmpDir, "cid")
image := "emptyfs"
if testEnv.OSType == "windows" {
// Windows can't support an emptyfs image. Just use the regular Windows image
image = testEnv.PlatformDefaults.BaseImage
}
out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image)
if err == nil {
c.Fatalf("Run without command must fail. out=%s", out)
} else if !strings.Contains(out, "No command specified") {
c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
}
if _, err := os.Stat(tmpCidFile); err == nil {
c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
}
}
// #2098 - Docker cidFiles only contain short version of the containerId
//sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
// TestRunCidFile tests that run --cidfile returns the longid
func (s *DockerSuite) TestRunCidFileCheckIDLength(c *testing.T) {
tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
if err != nil {
c.Fatal(err)
}
tmpCidFile := path.Join(tmpDir, "cid")
defer os.RemoveAll(tmpDir)
out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
id := strings.TrimSpace(out)
buffer, err := ioutil.ReadFile(tmpCidFile)
if err != nil {
c.Fatal(err)
}
cid := string(buffer)
if len(cid) != 64 {
c.Fatalf("--cidfile should be a long id, not %q", id)
}
if cid != id {
c.Fatalf("cid must be equal to %s, got %s", id, cid)
}
}
func (s *DockerSuite) TestRunSetMacAddress(c *testing.T) {
mac := "12:34:56:78:9a:bc"
var out string
if testEnv.OSType == "windows" {
out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'")
mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs
} else {
out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "/bin/sh", "-c", "ip link show eth0 | tail -1 | awk '{print $2}'")
}
actualMac := strings.TrimSpace(out)
if actualMac != mac {
c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
}
}
func (s *DockerSuite) TestRunInspectMacAddress(c *testing.T) {
// TODO Windows. Network settings are not propagated back to inspect.
testRequires(c, DaemonIsLinux)
mac := "12:34:56:78:9a:bc"
out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top")
id := strings.TrimSpace(out)
inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress")
if inspectedMac != mac {
c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
}
}
// test docker run use an invalid mac address
func (s *DockerSuite) TestRunWithInvalidMacAddress(c *testing.T) {
out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox")
//use an invalid mac address should with an error out
if err == nil || !strings.Contains(out, "is not a valid mac address") {
c.Fatalf("run with an invalid --mac-address should with error out")
}
}
func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *testing.T) {
// TODO Windows. Network settings are not propagated back to inspect.
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
out := cli.DockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top").Combined()
id := strings.TrimSpace(out)
ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress")
icmd.RunCommand("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
"!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT").Assert(c, icmd.Success)
cli.DockerCmd(c, "rm", "-fv", id)
cli.DockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
}
func (s *DockerSuite) TestRunPortInUse(c *testing.T) {
// TODO Windows. The duplicate NAT message returned by Windows will be
// changing as is currently completely undecipherable. Does need modifying
// to run sh rather than top though as top isn't in Windows busybox.
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
port := "1234"
dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top")
out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top")
if err == nil {
c.Fatalf("Binding on used port must fail")
}
if !strings.Contains(out, "port is already allocated") {
c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
}
}
// https://github.com/docker/docker/issues/12148
func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *testing.T) {
// TODO Windows. -P is not yet supported
testRequires(c, DaemonIsLinux)
// allocate a dynamic port to get the most recent
out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top")
id := strings.TrimSpace(out)
out, _ = dockerCmd(c, "port", id, "80")
strPort := strings.Split(strings.TrimSpace(out), ":")[1]
port, err := strconv.ParseInt(strPort, 10, 64)
if err != nil {
c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
}
// allocate a static port and a dynamic port together, with static port
// takes the next recent port in dynamic port range.
dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top")
}
// Regression test for #7792
func (s *DockerSuite) TestRunMountOrdering(c *testing.T) {
// TODO Windows: Post RS1. Windows does not support nested mounts.
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir2)
// Create a temporary tmpfs mounc.
fooDir := filepath.Join(tmpDir, "foo")
if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
}
if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
c.Fatal(err)
}
if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
c.Fatal(err)
}
if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
c.Fatal(err)
}
dockerCmd(c, "run",
"-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir),
"-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir),
"-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2),
"-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir),
"busybox:latest", "sh", "-c",
"ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me")
}
// Regression test for https://github.com/docker/docker/issues/8259
func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *testing.T) {
// Not applicable on Windows as Windows does not support volumes
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
linkPath := os.TempDir() + "/testlink2"
if err := os.Symlink(tmpDir, linkPath); err != nil {
c.Fatal(err)
}
defer os.RemoveAll(linkPath)
// Create first container
dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
// Create second container with same symlinked path
// This will fail if the referenced issue is hit with a "Volume exists" error
dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
}
//GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
func (s *DockerSuite) TestRunCreateVolumeEtc(c *testing.T) {
// While Windows supports volumes, it does not support --add-host hence
// this test is not applicable on Windows.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
if !strings.Contains(out, "nameserver 127.0.0.1") {
c.Fatal("/etc volume mount hides /etc/resolv.conf")
}
out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
if !strings.Contains(out, "test123") {
c.Fatal("/etc volume mount hides /etc/hostname")
}
out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
out = strings.Replace(out, "\n", " ", -1)
if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
c.Fatal("/etc volume mount hides /etc/hosts")
}
}
func (s *DockerSuite) TestVolumesNoCopyData(c *testing.T) {
// TODO Windows (Post RS1). Windows does not support volumes which
// are pre-populated such as is built in the dockerfile used in this test.
testRequires(c, DaemonIsLinux)
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
buildImageSuccessfully(c, "dataimage", build.WithDockerfile(`FROM busybox
RUN ["mkdir", "-p", "/foo"]
RUN ["touch", "/foo/bar"]`))
dockerCmd(c, "run", "--name", "test", "-v", prefix+slash+"foo", "busybox")
if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
}
tmpDir := RandomTmpDirPath("docker_test_bind_mount_copy_data", testEnv.OSType)
if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
c.Fatalf("Data was copied on bind mount but shouldn't be:\n%q", out)
}
}
func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *testing.T) {
// just run with unknown image
cmd := exec.Command(dockerBinary, "run", "asdfsg")
stdout := bytes.NewBuffer(nil)
cmd.Stdout = stdout
if err := cmd.Run(); err == nil {
c.Fatal("Run with unknown image should fail")
}
if stdout.Len() != 0 {
c.Fatalf("Stdout contains output from pull: %s", stdout)
}
}
func (s *DockerSuite) TestRunVolumesCleanPaths(c *testing.T) {
testRequires(c, testEnv.IsLocalDaemon)
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
buildImageSuccessfully(c, "run_volumes_clean_paths", build.WithDockerfile(`FROM busybox
VOLUME `+prefix+`/foo/`))
dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash)
if err != errMountNotFound {
c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out)
}
out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`)
assert.NilError(c, err)
if !strings.Contains(strings.ToLower(out), strings.ToLower(testEnv.PlatformDefaults.VolumesConfigPath)) {
c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out)
}
out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash)
if err != errMountNotFound {
c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out)
}
out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar")
assert.NilError(c, err)
if !strings.Contains(strings.ToLower(out), strings.ToLower(testEnv.PlatformDefaults.VolumesConfigPath)) {
c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out)
}
}
// Regression test for #3631
func (s *DockerSuite) TestRunSlowStdoutConsumer(c *testing.T) {
// TODO Windows: This should be able to run on Windows if can find an
// alternate to /dev/zero and /dev/stdout.
testRequires(c, DaemonIsLinux)
args := []string{"run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | cat -v"}
cont := exec.Command(dockerBinary, args...)
stdout, err := cont.StdoutPipe()
if err != nil {
c.Fatal(err)
}
if err := cont.Start(); err != nil {
c.Fatal(err)
}
defer func() { go cont.Wait() }()
n, err := ConsumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
if err != nil {
c.Fatal(err)
}
expected := 2 * 1024 * 2000
if n != expected {
c.Fatalf("Expected %d, got %d", expected, n)
}
}
func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *testing.T) {
// TODO Windows: -P is not currently supported. Also network
// settings are not propagated back.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
id := strings.TrimSpace(out)
portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
var ports nat.PortMap
if err := json.Unmarshal([]byte(portstr), &ports); err != nil {
c.Fatal(err)
}
for port, binding := range ports {
portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
if portnum < 3000 || portnum > 3003 {
c.Fatalf("Port %d is out of range ", portnum)
}
if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
c.Fatalf("Port is not mapped for the port %s", port)
}
}
}
func (s *DockerSuite) TestRunExposePort(c *testing.T) {
out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox")
assert.Assert(c, err != nil, "--expose with an invalid port should error out")
assert.Assert(c, strings.Contains(out, "invalid range format for --expose"))
}
func (s *DockerSuite) TestRunModeIpcHost(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
hostIpc, err := os.Readlink("/proc/1/ns/ipc")
if err != nil {
c.Fatal(err)
}
out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
out = strings.Trim(out, "\n")
if hostIpc != out {
c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out)
}
out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc")
out = strings.Trim(out, "\n")
if hostIpc == out {
c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out)
}
}
func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
if !strings.Contains(out, "abcd1234") || err == nil {
c.Fatalf("run IPC from a non exists container should with correct error out")
}
}
func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
out, _ := dockerCmd(c, "create", "busybox")
id := strings.TrimSpace(out)
out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
if err == nil {
c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
}
}
func (s *DockerSuite) TestRunModePIDContainer(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "top")
id := strings.TrimSpace(out)
state := inspectField(c, id, "State.Running")
if state != "true" {
c.Fatal("Container state is 'not running'")
}
pid1 := inspectField(c, id, "State.Pid")
parentContainerPid, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/pid", pid1))
if err != nil {
c.Fatal(err)
}
out, _ = dockerCmd(c, "run", fmt.Sprintf("--pid=container:%s", id), "busybox", "readlink", "/proc/self/ns/pid")
out = strings.Trim(out, "\n")
if parentContainerPid != out {
c.Fatalf("PID different with --pid=container:%s %s != %s\n", id, parentContainerPid, out)
}
}
func (s *DockerSuite) TestRunModePIDContainerNotExists(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "-d", "--pid", "container:abcd1234", "busybox", "top")
if !strings.Contains(out, "abcd1234") || err == nil {
c.Fatalf("run PID from a non exists container should with correct error out")
}
}
func (s *DockerSuite) TestRunModePIDContainerNotRunning(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
out, _ := dockerCmd(c, "create", "busybox")
id := strings.TrimSpace(out)
out, _, err := dockerCmdWithError("run", fmt.Sprintf("--pid=container:%s", id), "busybox")
if err == nil {
c.Fatalf("Run container with pid mode container should fail with non running container: %s\n%s", out, err)
}
}
func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
dockerCmd(c, "run", "-d", "--name", "shmfromhost", "-v", "/dev/shm:/dev/shm", "-v", "/dev/mqueue:/dev/mqueue", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
defer os.Remove("/dev/mqueue/toto")
defer os.Remove("/dev/shm/test")
volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm")
assert.NilError(c, err)
if volPath != "/dev/shm" {
c.Fatalf("volumePath should have been /dev/shm, was %s", volPath)
}
out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test")
if out != "test" {
c.Fatalf("Output of /dev/shm/test expected test but found: %s", out)
}
// Check that the mq was created
if _, err := os.Stat("/dev/mqueue/toto"); err != nil {
c.Fatalf("Failed to confirm '/dev/mqueue/toto' presence on host: %s", err.Error())
}
}
func (s *DockerSuite) TestContainerNetworkMode(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
pid1 := inspectField(c, id, "State.Pid")
parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
if err != nil {
c.Fatal(err)
}
out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
out = strings.Trim(out, "\n")
if parentContainerNet != out {
c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out)
}
}
func (s *DockerSuite) TestRunModePIDHost(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
hostPid, err := os.Readlink("/proc/1/ns/pid")
if err != nil {
c.Fatal(err)
}
out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
out = strings.Trim(out, "\n")
if hostPid != out {
c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out)
}
out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid")
out = strings.Trim(out, "\n")
if hostPid == out {
c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out)
}
}
func (s *DockerSuite) TestRunModeUTSHost(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
hostUTS, err := os.Readlink("/proc/1/ns/uts")
if err != nil {
c.Fatal(err)
}
out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
out = strings.Trim(out, "\n")
if hostUTS != out {
c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out)
}
out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts")
out = strings.Trim(out, "\n")
if hostUTS == out {
c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out)
}
out, _ = dockerCmdWithFail(c, "run", "-h=name", "--uts=host", "busybox", "ps")
assert.Assert(c, strings.Contains(out, runconfig.ErrConflictUTSHostname.Error()))
}
func (s *DockerSuite) TestRunTLSVerify(c *testing.T) {
// Remote daemons use TLS and this test is not applicable when TLS is required.
testRequires(c, testEnv.IsLocalDaemon)
if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 {
c.Fatalf("Should have worked: %v:\n%v", err, out)
}
// Regardless of whether we specify true or false we need to
// test to make sure tls is turned on if --tlsverify is specified at all
result := dockerCmdWithResult("--tlsverify=false", "ps")
result.Assert(c, icmd.Expected{ExitCode: 1, Err: "error during connect"})
result = dockerCmdWithResult("--tlsverify=true", "ps")
result.Assert(c, icmd.Expected{ExitCode: 1, Err: "cert"})
}
func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *testing.T) {
// TODO Windows. Once moved to libnetwork/CNM, this may be able to be
// re-instated.
testRequires(c, DaemonIsLinux)
// first find allocator current position
out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
id := strings.TrimSpace(out)
out, _ = dockerCmd(c, "port", id)
out = strings.TrimSpace(out)
if out == "" {
c.Fatal("docker port command output is empty")
}
out = strings.Split(out, ":")[1]
lastPort, err := strconv.Atoi(out)
if err != nil {
c.Fatal(err)
}
port := lastPort + 1
l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
if err != nil {
c.Fatal(err)
}
defer l.Close()
out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
id = strings.TrimSpace(out)
dockerCmd(c, "port", id)
}
func (s *DockerSuite) TestRunTTYWithPipe(c *testing.T) {
errChan := make(chan error)
go func() {
defer close(errChan)
cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
if _, err := cmd.StdinPipe(); err != nil {
errChan <- err
return
}
expected := "the input device is not a TTY"
if runtime.GOOS == "windows" {
expected += ". If you are using mintty, try prefixing the command with 'winpty'"
}
if out, _, err := runCommandWithOutput(cmd); err == nil {
errChan <- fmt.Errorf("run should have failed")
return
} else if !strings.Contains(out, expected) {
errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
return
}
}()
select {
case err := <-errChan:
assert.NilError(c, err)
case <-time.After(30 * time.Second):
c.Fatal("container is running but should have failed")
}
}
func (s *DockerSuite) TestRunNonLocalMacAddress(c *testing.T) {
addr := "00:16:3E:08:00:50"
args := []string{"run", "--mac-address", addr}
expected := addr
if testEnv.OSType != "windows" {
args = append(args, "busybox", "ifconfig")
} else {
args = append(args, testEnv.PlatformDefaults.BaseImage, "ipconfig", "/all")
expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1)
}
if out, _ := dockerCmd(c, args...); !strings.Contains(out, expected) {
c.Fatalf("Output should have contained %q: %s", expected, out)
}
}
func (s *DockerSuite) TestRunNetHost(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
hostNet, err := os.Readlink("/proc/1/ns/net")
if err != nil {
c.Fatal(err)
}
out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
out = strings.Trim(out, "\n")
if hostNet != out {
c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out)
}
out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net")
out = strings.Trim(out, "\n")
if hostNet == out {
c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out)
}
}
func (s *DockerSuite) TestRunNetHostTwiceSameName(c *testing.T) {
// TODO Windows. As Windows networking evolves and converges towards
// CNM, this test may be possible to enable on Windows.
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
}
func (s *DockerSuite) TestRunNetContainerWhichHost(c *testing.T) {
// Not applicable on Windows as uses Unix-specific capabilities
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
hostNet, err := os.Readlink("/proc/1/ns/net")
if err != nil {
c.Fatal(err)
}
dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top")
out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
out = strings.Trim(out, "\n")
if hostNet != out {
c.Fatalf("Container should have host network namespace")
}
}
func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *testing.T) {
// TODO Windows. This may be possible to enable in the future. However,
// Windows does not currently support --expose, or populate the network
// settings seen through inspect.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
id := strings.TrimSpace(out)
portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
var ports nat.PortMap
err := json.Unmarshal([]byte(portstr), &ports)
assert.NilError(c, err, "failed to unmarshal: %v", portstr)
for port, binding := range ports {
portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
if portnum < 3000 || portnum > 3003 {
c.Fatalf("Port %d is out of range ", portnum)
}
if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
c.Fatal("Port is not mapped for the port "+port, out)
}
}
}
func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *testing.T) {
runSleepingContainer(c, "--name=testrunsetdefaultrestartpolicy")
out := inspectField(c, "testrunsetdefaultrestartpolicy", "HostConfig.RestartPolicy.Name")
if out != "no" {
c.Fatalf("Set default restart policy failed")
}
}
func (s *DockerSuite) TestRunRestartMaxRetries(c *testing.T) {
out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false")
timeout := 10 * time.Second
if testEnv.OSType == "windows" {
timeout = 120 * time.Second
}
id := strings.TrimSpace(string(out))
if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil {
c.Fatal(err)
}
count := inspectField(c, id, "RestartCount")
if count != "3" {
c.Fatalf("Container was restarted %s times, expected %d", count, 3)
}
MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount")
if MaximumRetryCount != "3" {
c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
}
}
func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *testing.T) {
dockerCmd(c, "run", "--rm", "busybox", "touch", "/file")
}
func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *testing.T) {
// Not applicable on Windows which does not support --read-only
testRequires(c, DaemonIsLinux, UserNamespaceROMount)
testPriv := true
// don't test privileged mode subtest if user namespaces enabled
if root := os.Getenv("DOCKER_REMAP_ROOT"); root != "" {
testPriv = false
}
testReadOnlyFile(c, testPriv, "/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname")
}
func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *testing.T) {
// Not applicable on Windows due to use of Unix specific functionality, plus
// the use of --read-only which is not supported.
testRequires(c, DaemonIsLinux, UserNamespaceROMount)
// Ensure we have not broken writing /dev/pts
out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
if status != 0 {
c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
}
expected := "type devpts (rw,"
if !strings.Contains(string(out), expected) {
c.Fatalf("expected output to contain %s but contains %s", expected, out)
}
}
func testReadOnlyFile(c *testing.T, testPriv bool, filenames ...string) {
touch := "touch " + strings.Join(filenames, " ")
out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "sh", "-c", touch)
assert.ErrorContains(c, err, "")
for _, f := range filenames {
expected := "touch: " + f + ": Read-only file system"
assert.Assert(c, strings.Contains(out, expected))
}
if !testPriv {
return
}
out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "sh", "-c", touch)
assert.ErrorContains(c, err, "")
for _, f := range filenames {
expected := "touch: " + f + ": Read-only file system"
assert.Assert(c, strings.Contains(out, expected))
}
}
func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *testing.T) {
// Not applicable on Windows which does not support --link
testRequires(c, DaemonIsLinux, UserNamespaceROMount)
dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top")
out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts")
if !strings.Contains(string(out), "testlinked") {
c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
}
}
func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDNSFlag(c *testing.T) {
// Not applicable on Windows which does not support either --read-only or --dns.
testRequires(c, DaemonIsLinux, UserNamespaceROMount)
out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf")
if !strings.Contains(string(out), "1.1.1.1") {
c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
}
}
func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *testing.T) {
// Not applicable on Windows which does not support --read-only
testRequires(c, DaemonIsLinux, UserNamespaceROMount)
out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts")
if !strings.Contains(string(out), "testreadonly") {
c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
}
}
func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *testing.T) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
runSleepingContainer(c, "--name=voltest", "-v", prefix+"/foo")
runSleepingContainer(c, "--name=restarter", "--volumes-from", "voltest")
// Remove the main volume container and restart the consuming container
dockerCmd(c, "rm", "-f", "voltest")
// This should not fail since the volumes-from were already applied
dockerCmd(c, "restart", "restarter")
}
// run container with --rm should remove container if exit code != 0
func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *testing.T) {
existingContainers := ExistingContainerIDs(c)
name := "flowers"
cli.Docker(cli.Args("run", "--name", name, "--rm", "busybox", "ls", "/notexists")).Assert(c, icmd.Expected{
ExitCode: 1,
})
out := cli.DockerCmd(c, "ps", "-q", "-a").Combined()
out = RemoveOutputForExistingElements(out, existingContainers)
if out != "" {
c.Fatal("Expected not to have containers", out)
}
}
func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *testing.T) {
existingContainers := ExistingContainerIDs(c)
name := "sparkles"
cli.Docker(cli.Args("run", "--name", name, "--rm", "busybox", "commandNotFound")).Assert(c, icmd.Expected{
ExitCode: 127,
})
out := cli.DockerCmd(c, "ps", "-q", "-a").Combined()
out = RemoveOutputForExistingElements(out, existingContainers)
if out != "" {
c.Fatal("Expected not to have containers", out)
}
}
func (s *DockerSuite) TestRunPIDHostWithChildIsKillable(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux, NotUserNamespace)
name := "ibuildthecloud"
dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi")
assert.Assert(c, waitRun(name) == nil)
errchan := make(chan error)
go func() {
if out, _, err := dockerCmdWithError("kill", name); err != nil {
errchan <- fmt.Errorf("%v:\n%s", err, out)
}
close(errchan)
}()
select {
case err := <-errchan:
assert.NilError(c, err)
case <-time.After(5 * time.Second):
c.Fatal("Kill container timed out")
}
}
func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *testing.T) {
// TODO Windows. This may be possible to enable once Windows supports
// memory limits on containers
testRequires(c, DaemonIsLinux)
// this memory limit is 1 byte less than the min, which is 4MB
// https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox")
if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
}
}
func (s *DockerSuite) TestRunWriteToProcAsound(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
_, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version")
if err == nil || code == 0 {
c.Fatal("standard container should not be able to write to /proc/asound")
}
}
func (s *DockerSuite) TestRunReadProcTimer(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats")
if code != 0 {
return
}
if err != nil {
c.Fatal(err)
}
if strings.Trim(out, "\n ") != "" {
c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
}
}
func (s *DockerSuite) TestRunReadProcLatency(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
// some kernels don't have this configured so skip the test if this file is not found
// on the host running the tests.
if _, err := os.Stat("/proc/latency_stats"); err != nil {
c.Skip("kernel doesn't have latency_stats configured")
return
}
out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats")
if code != 0 {
return
}
if err != nil {
c.Fatal(err)
}
if strings.Trim(out, "\n ") != "" {
c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
}
}
func (s *DockerSuite) TestRunReadFilteredProc(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
testReadPaths := []string{
"/proc/latency_stats",
"/proc/timer_stats",
"/proc/kcore",
}
for i, filePath := range testReadPaths {
name := fmt.Sprintf("procsieve-%d", i)
shellCmd := fmt.Sprintf("exec 3<%s", filePath)
out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
if exitCode != 0 {
return
}
if err != nil {
c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err)
}
}
}
func (s *DockerSuite) TestMountIntoProc(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
_, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true")
if err == nil || code == 0 {
c.Fatal("container should not be able to mount into /proc")
}
}
func (s *DockerSuite) TestMountIntoSys(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
testRequires(c, NotUserNamespace)
dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true")
}
func (s *DockerSuite) TestRunUnshareProc(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
// In this test goroutines are used to run test cases in parallel to prevent the test from taking a long time to run.
errChan := make(chan error)
go func() {
name := "acidburn"
out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
if err == nil ||
!(strings.Contains(strings.ToLower(out), "permission denied") ||
strings.Contains(strings.ToLower(out), "operation not permitted")) {
errChan <- fmt.Errorf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err)
} else {
errChan <- nil
}
}()
go func() {
name := "cereal"
out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
if err == nil ||
!(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
strings.Contains(strings.ToLower(out), "permission denied") ||
strings.Contains(strings.ToLower(out), "operation not permitted")) {
errChan <- fmt.Errorf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
} else {
errChan <- nil
}
}()
/* Ensure still fails if running privileged with the default policy */
go func() {
name := "crashoverride"
out, _, err := dockerCmdWithError("run", "--privileged", "--security-opt", "seccomp=unconfined", "--security-opt", "apparmor=docker-default", "--name", name, "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
if err == nil ||
!(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
strings.Contains(strings.ToLower(out), "permission denied") ||
strings.Contains(strings.ToLower(out), "operation not permitted")) {
errChan <- fmt.Errorf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
} else {
errChan <- nil
}
}()
var retErr error
for i := 0; i < 3; i++ {
err := <-errChan
if retErr == nil && err != nil {
retErr = err
}
}
if retErr != nil {
c.Fatal(retErr)
}
}
func (s *DockerSuite) TestRunPublishPort(c *testing.T) {
// TODO Windows: This may be possible once Windows moves to libnetwork and CNM
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top")
out, _ := dockerCmd(c, "port", "test")
out = strings.Trim(out, "\r\n")
if out != "" {
c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
}
}
// Issue #10184.
func (s *DockerSuite) TestDevicePermissions(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
const permissions = "crw-rw-rw-"
out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
if status != 0 {
c.Fatalf("expected status 0, got %d", status)
}
if !strings.HasPrefix(out, permissions) {
c.Fatalf("output should begin with %q, got %q", permissions, out)
}
}
func (s *DockerSuite) TestRunCapAddCHOWN(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
if actual := strings.Trim(out, "\r\n"); actual != "ok" {
c.Fatalf("expected output ok received %s", actual)
}
}
// https://github.com/docker/docker/pull/14498
func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *testing.T) {
prefix, slash := getPrefixAndSlashFromDaemonPlatform()
dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true")
dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
if testEnv.OSType != "windows" {
mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test")
assert.NilError(c, err, "failed to inspect mount point")
if mRO.RW {
c.Fatalf("Expected RO volume was RW")
}
}
mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test")
assert.NilError(c, err, "failed to inspect mount point")
if !mRW.RW {
c.Fatalf("Expected RW volume was RO")
}
}
func (s *DockerSuite) TestRunWriteFilteredProc(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
testWritePaths := []string{
/* modprobe and core_pattern should both be denied by generic
* policy of denials for /proc/sys/kernel. These files have been
* picked to be checked as they are particularly sensitive to writes */
"/proc/sys/kernel/modprobe",
"/proc/sys/kernel/core_pattern",
"/proc/sysrq-trigger",
"/proc/kcore",
}
for i, filePath := range testWritePaths {
name := fmt.Sprintf("writeprocsieve-%d", i)
shellCmd := fmt.Sprintf("exec 3>%s", filePath)
out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
if code != 0 {
return
}
if err != nil {
c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err)
}
}
}
func (s *DockerSuite) TestRunNetworkFilesBindMount(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
expected := "test123"
filename := createTmpFile(c, expected)
defer os.Remove(filename)
// for user namespaced test runs, the temp file must be accessible to unprivileged root
if err := os.Chmod(filename, 0646); err != nil {
c.Fatalf("error modifying permissions of %s: %v", filename, err)
}
nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
for i := range nwfiles {
actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i])
if actual != expected {
c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual)
}
}
}
func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux)
filename := createTmpFile(c, "test123")
defer os.Remove(filename)
// for user namespaced test runs, the temp file must be accessible to unprivileged root
if err := os.Chmod(filename, 0646); err != nil {
c.Fatalf("error modifying permissions of %s: %v", filename, err)
}
nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
for i := range nwfiles {
_, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i])
if err == nil || exitCode == 0 {
c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode)
}
}
}
func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, UserNamespaceROMount)
filename := createTmpFile(c, "test123")
defer os.Remove(filename)
// for user namespaced test runs, the temp file must be accessible to unprivileged root
if err := os.Chmod(filename, 0646); err != nil {
c.Fatalf("error modifying permissions of %s: %v", filename, err)
}
nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
for i := range nwfiles {
_, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i])
if exitCode != 0 {
c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
}
}
for i := range nwfiles {
_, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i])
if err == nil || exitCode == 0 {
c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
}
}
}
func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
id := strings.TrimSpace(out)
assert.NilError(c, waitRun(id))
pid1 := inspectField(c, id, "State.Pid")
_, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
if err != nil {
c.Fatal(err)
}
}
func (s *DockerSuite) TestAppArmorDeniesPtrace(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, Apparmor, DaemonIsLinux)
// Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace
// itself, but pid>1 should not be able to trace pid1.
_, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net")
if exitCode == 0 {
c.Fatal("ptrace was not successfully restricted by AppArmor")
}
}
func (s *DockerSuite) TestAppArmorTraceSelf(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon, Apparmor)
_, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net")
if exitCode != 0 {
c.Fatal("ptrace of self failed.")
}
}
func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, testEnv.IsLocalDaemon, Apparmor, DaemonIsLinux, NotUserNamespace)
_, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo")
if exitCode == 0 {
// If our test failed, attempt to repair the host system...
_, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo")
if exitCode == 0 {
c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.")
}
}
}
func (s *DockerSuite) TestRunCapAddSYSTIME(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$")
}
// run create container failed should clean up the container
func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *testing.T) {
// TODO Windows. This may be possible to enable once link is supported
testRequires(c, DaemonIsLinux)
name := "unique_name"
_, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox")
assert.Assert(c, err != nil, "Expected docker run to fail!")
containerID, err := inspectFieldWithError(name, "Id")
assert.Assert(c, err != nil, "Expected not to have this container: %s!", containerID)
assert.Equal(c, containerID, "", fmt.Sprintf("Expected not to have this container: %s!", containerID))
}
func (s *DockerSuite) TestRunNamedVolume(c *testing.T) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "echo hello > "+prefix+"/foo/bar")
out, _ := dockerCmd(c, "run", "--volumes-from", "test", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
assert.Equal(c, strings.TrimSpace(out), "hello")
out, _ = dockerCmd(c, "run", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
assert.Equal(c, strings.TrimSpace(out), "hello")
}
func (s *DockerSuite) TestRunWithUlimits(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--name=testulimits", "--ulimit", "nofile=42", "busybox", "/bin/sh", "-c", "ulimit -n")
ul := strings.TrimSpace(out)
if ul != "42" {
c.Fatalf("expected `ulimit -n` to be 42, got %s", ul)
}
}
func (s *DockerSuite) TestRunContainerWithCgroupParent(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
// cgroup-parent relative path
testRunContainerWithCgroupParent(c, "test", "cgroup-test")
// cgroup-parent absolute path
testRunContainerWithCgroupParent(c, "/cgroup-parent/test", "cgroup-test-absolute")
}
func testRunContainerWithCgroupParent(c *testing.T, cgroupParent, name string) {
out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
if err != nil {
c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
}
cgroupPaths := ParseCgroupPaths(string(out))
if len(cgroupPaths) == 0 {
c.Fatalf("unexpected output - %q", string(out))
}
id := getIDByName(c, name)
expectedCgroup := path.Join(cgroupParent, id)
found := false
for _, path := range cgroupPaths {
if strings.HasSuffix(path, expectedCgroup) {
found = true
break
}
}
if !found {
c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
}
}
// TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
func (s *DockerSuite) TestRunInvalidCgroupParent(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
testRequires(c, DaemonIsLinux)
testRunInvalidCgroupParent(c, "../../../../../../../../SHOULD_NOT_EXIST", "SHOULD_NOT_EXIST", "cgroup-invalid-test")
testRunInvalidCgroupParent(c, "/../../../../../../../../SHOULD_NOT_EXIST", "/SHOULD_NOT_EXIST", "cgroup-absolute-invalid-test")
}
func testRunInvalidCgroupParent(c *testing.T, cgroupParent, cleanCgroupParent, name string) {
out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
if err != nil {
// XXX: This may include a daemon crash.
c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
}
// We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
c.Fatalf("SECURITY: --cgroup-parent with ../../ relative paths cause files to be created in the host (this is bad) !!")
}
cgroupPaths := ParseCgroupPaths(string(out))
if len(cgroupPaths) == 0 {
c.Fatalf("unexpected output - %q", string(out))
}
id := getIDByName(c, name)
expectedCgroup := path.Join(cleanCgroupParent, id)
found := false
for _, path := range cgroupPaths {
if strings.HasSuffix(path, expectedCgroup) {
found = true
break
}
}
if !found {
c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
}
}
func (s *DockerSuite) TestRunContainerWithCgroupMountRO(c *testing.T) {
// Not applicable on Windows as uses Unix specific functionality
// --read-only + userns has remount issues
testRequires(c, DaemonIsLinux, NotUserNamespace)
filename := "/sys/fs/cgroup/devices/test123"
out, _, err := dockerCmdWithError("run", "busybox", "touch", filename)
if err == nil {
c.Fatal("expected cgroup mount point to be read-only, touch file should fail")
}
expected := "Read-only file system"
if !strings.Contains(out, expected) {
c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
}
}
func (s *DockerSuite) TestRunContainerNetworkModeToSelf(c *testing.T) {
// Not applicable on Windows which does not support --net=container
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--name=me", "--net=container:me", "busybox", "true")
if err == nil || !strings.Contains(out, "cannot join own network") {
c.Fatalf("using container net mode to self should result in an error\nerr: %q\nout: %s", err, out)
}
}
func (s *DockerSuite) TestRunContainerNetModeWithDNSMacHosts(c *testing.T) {
// Not applicable on Windows which does not support --net=container
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "-d", "--name", "parent", "busybox", "top")
if err != nil {
c.Fatalf("failed to run container: %v, output: %q", err, out)
}
out, _, err = dockerCmdWithError("run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()) {
c.Fatalf("run --net=container with --dns should error out")
}
out, _, err = dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
if err == nil || !strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()) {
c.Fatalf("run --net=container with --mac-address should error out")
}
out, _, err = dockerCmdWithError("run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()) {
c.Fatalf("run --net=container with --add-host should error out")
}
}
func (s *DockerSuite) TestRunContainerNetModeWithExposePort(c *testing.T) {
// Not applicable on Windows which does not support --net=container
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")
out, _, err := dockerCmdWithError("run", "-p", "5000:5000", "--net=container:parent", "busybox")
if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
c.Fatalf("run --net=container with -p should error out")
}
out, _, err = dockerCmdWithError("run", "-P", "--net=container:parent", "busybox")
if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
c.Fatalf("run --net=container with -P should error out")
}
out, _, err = dockerCmdWithError("run", "--expose", "5000", "--net=container:parent", "busybox")
if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()) {
c.Fatalf("run --net=container with --expose should error out")
}
}
func (s *DockerSuite) TestRunLinkToContainerNetMode(c *testing.T) {
// Not applicable on Windows which does not support --net=container or --link
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "--name", "test", "-d", "busybox", "top")
dockerCmd(c, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
dockerCmd(c, "run", "-d", "--link=parent:parent", "busybox", "top")
dockerCmd(c, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
dockerCmd(c, "run", "-d", "--link=child:child", "busybox", "top")
}
func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *testing.T) {
// TODO Windows: This may be possible to convert.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
var (
count = 0
parts = strings.Split(out, "\n")
)
for _, l := range parts {
if l != "" {
count++
}
}
if count != 1 {
c.Fatalf("Wrong interface count in container %d", count)
}
if !strings.HasPrefix(out, "1: lo") {
c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
}
}
// Issue #4681
func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *testing.T) {
if testEnv.OSType == "windows" {
dockerCmd(c, "run", "--net=none", testEnv.PlatformDefaults.BaseImage, "ping", "-n", "1", "127.0.0.1")
} else {
dockerCmd(c, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
}
}
func (s *DockerSuite) TestRunModeNetContainerHostname(c *testing.T) {
// Windows does not support --net=container
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-i", "-d", "--name", "parent", "busybox", "top")
out, _ := dockerCmd(c, "exec", "parent", "cat", "/etc/hostname")
out1, _ := dockerCmd(c, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
if out1 != out {
c.Fatal("containers with shared net namespace should have same hostname")
}
}
func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *testing.T) {
// TODO Windows: Network settings are not currently propagated. This may
// be resolved in the future with the move to libnetwork and CNM.
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-d", "--net=none", "busybox", "top")
id := strings.TrimSpace(out)
res := inspectField(c, id, "NetworkSettings.Networks.none.IPAddress")
if res != "" {
c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
}
}
func (s *DockerSuite) TestTwoContainersInNetHost(c *testing.T) {
// Not applicable as Windows does not support --net=host
testRequires(c, DaemonIsLinux, NotUserNamespace, NotUserNamespace)
dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
dockerCmd(c, "stop", "first")
dockerCmd(c, "stop", "second")
}
func (s *DockerSuite) TestContainersInUserDefinedNetwork(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork")
dockerCmd(c, "run", "-d", "--net=testnetwork", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
dockerCmd(c, "run", "-t", "--net=testnetwork", "--name=second", "busybox", "ping", "-c", "1", "first")
}
func (s *DockerSuite) TestContainersInMultipleNetworks(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
// Create 2 networks using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
// Run and connect containers to testnetwork1
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// Check connectivity between containers in testnetwork2
dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
// Connect containers to testnetwork2
dockerCmd(c, "network", "connect", "testnetwork2", "first")
dockerCmd(c, "network", "connect", "testnetwork2", "second")
// Check connectivity between containers
dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
}
func (s *DockerSuite) TestContainersNetworkIsolation(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
// Create 2 networks using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
// Run 1 container in testnetwork1 and another in testnetwork2
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
dockerCmd(c, "run", "-d", "--net=testnetwork2", "--name=second", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// Check Isolation between containers : ping must fail
_, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
assert.ErrorContains(c, err, "")
// Connect first container to testnetwork2
dockerCmd(c, "network", "connect", "testnetwork2", "first")
// ping must succeed now
_, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
assert.NilError(c, err)
// Disconnect first container from testnetwork2
dockerCmd(c, "network", "disconnect", "testnetwork2", "first")
// ping must fail again
_, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
assert.ErrorContains(c, err, "")
}
func (s *DockerSuite) TestNetworkRmWithActiveContainers(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace)
// Create 2 networks using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
// Run and connect containers to testnetwork1
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// Network delete with active containers must fail
_, _, err := dockerCmdWithError("network", "rm", "testnetwork1")
assert.ErrorContains(c, err, "")
dockerCmd(c, "stop", "first")
_, _, err = dockerCmdWithError("network", "rm", "testnetwork1")
assert.ErrorContains(c, err, "")
}
func (s *DockerSuite) TestContainerRestartInMultipleNetworks(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
// Create 2 networks using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
// Run and connect containers to testnetwork1
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// Check connectivity between containers in testnetwork2
dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
// Connect containers to testnetwork2
dockerCmd(c, "network", "connect", "testnetwork2", "first")
dockerCmd(c, "network", "connect", "testnetwork2", "second")
// Check connectivity between containers
dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
// Stop second container and test ping failures on both networks
dockerCmd(c, "stop", "second")
_, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork1")
assert.ErrorContains(c, err, "")
_, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork2")
assert.ErrorContains(c, err, "")
// Start second container and connectivity must be restored on both networks
dockerCmd(c, "start", "second")
dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
}
func (s *DockerSuite) TestContainerWithConflictingHostNetworks(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace)
// Run a container with --net=host
dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
// Create a network using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
// Connecting to the user defined network must fail
_, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
assert.ErrorContains(c, err, "")
}
func (s *DockerSuite) TestContainerWithConflictingSharedNetwork(c *testing.T) {
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-d", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
// Run second container in first container's network namespace
dockerCmd(c, "run", "-d", "--net=container:first", "--name=second", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// Create a network using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
// Connecting to the user defined network must fail
out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "second")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, runconfig.ErrConflictSharedNetwork.Error()))
}
func (s *DockerSuite) TestContainerWithConflictingNoneNetwork(c *testing.T) {
testRequires(c, DaemonIsLinux)
dockerCmd(c, "run", "-d", "--net=none", "--name=first", "busybox", "top")
assert.Assert(c, waitRun("first") == nil)
// Create a network using bridge driver
dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
// Connecting to the user defined network must fail
out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, runconfig.ErrConflictNoNetwork.Error()))
// create a container connected to testnetwork1
dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
assert.Assert(c, waitRun("second") == nil)
// Connect second container to none network. it must fail as well
_, _, err = dockerCmdWithError("network", "connect", "none", "second")
assert.ErrorContains(c, err, "")
}
// #11957 - stdin with no tty does not exit if stdin is not closed even though container exited
func (s *DockerSuite) TestRunStdinBlockedAfterContainerExit(c *testing.T) {
cmd := exec.Command(dockerBinary, "run", "-i", "--name=test", "busybox", "true")
in, err := cmd.StdinPipe()
assert.NilError(c, err)
defer in.Close()
stdout := bytes.NewBuffer(nil)
cmd.Stdout = stdout
cmd.Stderr = stdout
assert.Assert(c, cmd.Start() == nil)
waitChan := make(chan error)
go func() {
waitChan <- cmd.Wait()
}()
select {
case err := <-waitChan:
assert.Assert(c, err == nil, stdout.String())
case <-time.After(30 * time.Second):
c.Fatal("timeout waiting for command to exit")
}
}
func (s *DockerSuite) TestRunWrongCpusetCpusFlagValue(c *testing.T) {
// TODO Windows: This needs validation (error out) in the daemon.
testRequires(c, DaemonIsLinux)
out, exitCode, err := dockerCmdWithError("run", "--cpuset-cpus", "1-10,11--", "busybox", "true")
assert.ErrorContains(c, err, "")
expected := "Error response from daemon: Invalid value 1-10,11-- for cpuset cpus.\n"
if !(strings.Contains(out, expected) || exitCode == 125) {
c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
}
}
func (s *DockerSuite) TestRunWrongCpusetMemsFlagValue(c *testing.T) {
// TODO Windows: This needs validation (error out) in the daemon.
testRequires(c, DaemonIsLinux)
out, exitCode, err := dockerCmdWithError("run", "--cpuset-mems", "1-42--", "busybox", "true")
assert.ErrorContains(c, err, "")
expected := "Error response from daemon: Invalid value 1-42-- for cpuset mems.\n"
if !(strings.Contains(out, expected) || exitCode == 125) {
c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
}
}
// TestRunNonExecutableCmd checks that 'docker run busybox foo' exits with error code 127'
func (s *DockerSuite) TestRunNonExecutableCmd(c *testing.T) {
name := "testNonExecutableCmd"
icmd.RunCommand(dockerBinary, "run", "--name", name, "busybox", "foo").Assert(c, icmd.Expected{
ExitCode: 127,
Error: "exit status 127",
})
}
// TestRunNonExistingCmd checks that 'docker run busybox /bin/foo' exits with code 127.
func (s *DockerSuite) TestRunNonExistingCmd(c *testing.T) {
name := "testNonExistingCmd"
icmd.RunCommand(dockerBinary, "run", "--name", name, "busybox", "/bin/foo").Assert(c, icmd.Expected{
ExitCode: 127,
Error: "exit status 127",
})
}
// TestCmdCannotBeInvoked checks that 'docker run busybox /etc' exits with 126, or
// 127 on Windows. The difference is that in Windows, the container must be started
// as that's when the check is made (and yes, by its design...)
func (s *DockerSuite) TestCmdCannotBeInvoked(c *testing.T) {
expected := 126
if testEnv.OSType == "windows" {
expected = 127
}
name := "testCmdCannotBeInvoked"
icmd.RunCommand(dockerBinary, "run", "--name", name, "busybox", "/etc").Assert(c, icmd.Expected{
ExitCode: expected,
Error: fmt.Sprintf("exit status %d", expected),
})
}
// TestRunNonExistingImage checks that 'docker run foo' exits with error msg 125 and contains 'Unable to find image'
// FIXME(vdemeester) should be a unit test
func (s *DockerSuite) TestRunNonExistingImage(c *testing.T) {
icmd.RunCommand(dockerBinary, "run", "foo").Assert(c, icmd.Expected{
ExitCode: 125,
Err: "Unable to find image",
})
}
// TestDockerFails checks that 'docker run -foo busybox' exits with 125 to signal docker run failed
// FIXME(vdemeester) should be a unit test
func (s *DockerSuite) TestDockerFails(c *testing.T) {
icmd.RunCommand(dockerBinary, "run", "-foo", "busybox").Assert(c, icmd.Expected{
ExitCode: 125,
Error: "exit status 125",
})
}
// TestRunInvalidReference invokes docker run with a bad reference.
func (s *DockerSuite) TestRunInvalidReference(c *testing.T) {
out, exit, _ := dockerCmdWithError("run", "busybox@foo")
if exit == 0 {
c.Fatalf("expected non-zero exist code; received %d", exit)
}
if !strings.Contains(out, "invalid reference format") {
c.Fatalf(`Expected "invalid reference format" in output; got: %s`, out)
}
}
// Test fix for issue #17854
func (s *DockerSuite) TestRunInitLayerPathOwnership(c *testing.T) {
// Not applicable on Windows as it does not support Linux uid/gid ownership
testRequires(c, DaemonIsLinux)
name := "testetcfileownership"
buildImageSuccessfully(c, name, build.WithDockerfile(`FROM busybox
RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
RUN echo 'dockerio:x:1001:' >> /etc/group
RUN chown dockerio:dockerio /etc`))
// Test that dockerio ownership of /etc is retained at runtime
out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc")
out = strings.TrimSpace(out)
if out != "dockerio:dockerio" {
c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out)
}
}
func (s *DockerSuite) TestRunWithOomScoreAdj(c *testing.T) {
testRequires(c, DaemonIsLinux)
expected := "642"
out, _ := dockerCmd(c, "run", "--oom-score-adj", expected, "busybox", "cat", "/proc/self/oom_score_adj")
oomScoreAdj := strings.TrimSpace(out)
if oomScoreAdj != "642" {
c.Fatalf("Expected oom_score_adj set to %q, got %q instead", expected, oomScoreAdj)
}
}
func (s *DockerSuite) TestRunWithOomScoreAdjInvalidRange(c *testing.T) {
testRequires(c, DaemonIsLinux)
out, _, err := dockerCmdWithError("run", "--oom-score-adj", "1001", "busybox", "true")
assert.ErrorContains(c, err, "")
expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]."
if !strings.Contains(out, expected) {
c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
}
out, _, err = dockerCmdWithError("run", "--oom-score-adj", "-1001", "busybox", "true")
assert.ErrorContains(c, err, "")
expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]."
if !strings.Contains(out, expected) {
c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
}
}
func (s *DockerSuite) TestRunVolumesMountedAsShared(c *testing.T) {
// Volume propagation is linux only. Also it creates directories for
// bind mounting, so needs to be same host.
testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon, NotUserNamespace)
// Prepare a source directory to bind mount
tmpDir, err := ioutil.TempDir("", "volume-source")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
c.Fatal(err)
}
// Convert this directory into a shared mount point so that we do
// not rely on propagation properties of parent mount.
icmd.RunCommand("mount", "--bind", tmpDir, tmpDir).Assert(c, icmd.Success)
icmd.RunCommand("mount", "--make-private", "--make-shared", tmpDir).Assert(c, icmd.Success)
dockerCmd(c, "run", "--privileged", "-v", fmt.Sprintf("%s:/volume-dest:shared", tmpDir), "busybox", "mount", "--bind", "/volume-dest/mnt1", "/volume-dest/mnt1")
// Make sure a bind mount under a shared volume propagated to host.
if mounted, _ := mount.Mounted(path.Join(tmpDir, "mnt1")); !mounted {
c.Fatalf("Bind mount under shared volume did not propagate to host")
}
mount.Unmount(path.Join(tmpDir, "mnt1"))
}
func (s *DockerSuite) TestRunVolumesMountedAsSlave(c *testing.T) {
// Volume propagation is linux only. Also it creates directories for
// bind mounting, so needs to be same host.
testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon, NotUserNamespace)
// Prepare a source directory to bind mount
tmpDir, err := ioutil.TempDir("", "volume-source")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
c.Fatal(err)
}
// Prepare a source directory with file in it. We will bind mount this
// directory and see if file shows up.
tmpDir2, err := ioutil.TempDir("", "volume-source2")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir2)
if err := ioutil.WriteFile(path.Join(tmpDir2, "slave-testfile"), []byte("Test"), 0644); err != nil {
c.Fatal(err)
}
// Convert this directory into a shared mount point so that we do
// not rely on propagation properties of parent mount.
icmd.RunCommand("mount", "--bind", tmpDir, tmpDir).Assert(c, icmd.Success)
icmd.RunCommand("mount", "--make-private", "--make-shared", tmpDir).Assert(c, icmd.Success)
dockerCmd(c, "run", "-i", "-d", "--name", "parent", "-v", fmt.Sprintf("%s:/volume-dest:slave", tmpDir), "busybox", "top")
// Bind mount tmpDir2/ onto tmpDir/mnt1. If mount propagates inside
// container then contents of tmpDir2/slave-testfile should become
// visible at "/volume-dest/mnt1/slave-testfile"
icmd.RunCommand("mount", "--bind", tmpDir2, path.Join(tmpDir, "mnt1")).Assert(c, icmd.Success)
out, _ := dockerCmd(c, "exec", "parent", "cat", "/volume-dest/mnt1/slave-testfile")
mount.Unmount(path.Join(tmpDir, "mnt1"))
if out != "Test" {
c.Fatalf("Bind mount under slave volume did not propagate to container")
}
}
func (s *DockerSuite) TestRunNamedVolumesMountedAsShared(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace)
out, exitCode, _ := dockerCmdWithError("run", "-v", "foo:/test:shared", "busybox", "touch", "/test/somefile")
assert.Assert(c, exitCode != 0)
assert.Assert(c, strings.Contains(out, "invalid mount config"))
}
func (s *DockerSuite) TestRunNamedVolumeCopyImageData(c *testing.T) {
testRequires(c, DaemonIsLinux)
testImg := "testvolumecopy"
buildImageSuccessfully(c, testImg, build.WithDockerfile(`
FROM busybox
RUN mkdir -p /foo && echo hello > /foo/hello
`))
dockerCmd(c, "run", "-v", "foo:/foo", testImg)
out, _ := dockerCmd(c, "run", "-v", "foo:/foo", "busybox", "cat", "/foo/hello")
assert.Equal(c, strings.TrimSpace(out), "hello")
}
func (s *DockerSuite) TestRunNamedVolumeNotRemoved(c *testing.T) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
dockerCmd(c, "volume", "create", "test")
dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
dockerCmd(c, "volume", "inspect", "test")
out, _ := dockerCmd(c, "volume", "ls", "-q")
assert.Assert(c, strings.Contains(out, "test"))
dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
dockerCmd(c, "rm", "-fv", "test")
dockerCmd(c, "volume", "inspect", "test")
out, _ = dockerCmd(c, "volume", "ls", "-q")
assert.Assert(c, strings.Contains(out, "test"))
}
func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *testing.T) {
prefix, _ := getPrefixAndSlashFromDaemonPlatform()
dockerCmd(c, "volume", "create", "test")
cid, _ := dockerCmd(c, "run", "-d", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true")
cli, err := client.NewClientWithOpts(client.FromEnv)
assert.NilError(c, err)
defer cli.Close()
container, err := cli.ContainerInspect(context.Background(), strings.TrimSpace(cid))
assert.NilError(c, err)
var vname string
for _, v := range container.Mounts {
if v.Name != "test" {
vname = v.Name
}
}
assert.Assert(c, vname != "")
// Remove the parent so there are not other references to the volumes
dockerCmd(c, "rm", "-f", "parent")
// now remove the child and ensure the named volume (and only the named volume) still exists
dockerCmd(c, "rm", "-fv", "child")
dockerCmd(c, "volume", "inspect", "test")
out, _ := dockerCmd(c, "volume", "ls", "-q")
assert.Assert(c, strings.Contains(out, "test"))
assert.Assert(c, !strings.Contains(strings.TrimSpace(out), vname))
}
func (s *DockerSuite) TestRunAttachFailedNoLeak(c *testing.T) {
// TODO @msabansal - https://github.com/moby/moby/issues/35023. Duplicate
// port mappings are not errored out on RS3 builds. Temporarily disabling
// this test pending further investigation. Note we parse kernel.GetKernelVersion
// rather than system.GetOSVersion as test binaries aren't manifested, so would
// otherwise report build 9200.
if runtime.GOOS == "windows" {
v, err := kernel.GetKernelVersion()
assert.NilError(c, err)
build, _ := strconv.Atoi(strings.Split(strings.SplitN(v.String(), " ", 3)[2][1:], ".")[0])
if build == 16299 {
c.Skip("Temporarily disabled on RS3 builds")
}
}
nroutines, err := getGoroutineNumber()
assert.NilError(c, err)
runSleepingContainer(c, "--name=test", "-p", "8000:8000")
// Wait until container is fully up and running
assert.Assert(c, waitRun("test") == nil)
out, _, err := dockerCmdWithError("run", "--name=fail", "-p", "8000:8000", "busybox", "true")
// We will need the following `inspect` to diagnose the issue if test fails (#21247)
out1, err1 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "test")
out2, err2 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "fail")
assert.Assert(c, err != nil, "Command should have failed but succeeded with: %s\nContainer 'test' [%+v]: %s\nContainer 'fail' [%+v]: %s", out, err1, out1, err2, out2)
// check for windows error as well
// TODO Windows Post TP5. Fix the error message string
assert.Assert(c, strings.Contains(string(out), "port is already allocated") ||
strings.Contains(string(out), "were not connected because a duplicate name exists") ||
strings.Contains(string(out), "The specified port already exists") ||
strings.Contains(string(out), "HNS failed with error : Failed to create endpoint") ||
strings.Contains(string(out), "HNS failed with error : The object already exists"), fmt.Sprintf("Output: %s", out))
dockerCmd(c, "rm", "-f", "test")
// NGoroutines is not updated right away, so we need to wait before failing
assert.Assert(c, waitForGoroutines(nroutines) == nil)
}
// Test for one character directory name case (#20122)
func (s *DockerSuite) TestRunVolumeWithOneCharacter(c *testing.T) {
testRequires(c, DaemonIsLinux)
out, _ := dockerCmd(c, "run", "-v", "/tmp/q:/foo", "busybox", "sh", "-c", "find /foo")
assert.Equal(c, strings.TrimSpace(out), "/foo")
}
func (s *DockerSuite) TestRunVolumeCopyFlag(c *testing.T) {
testRequires(c, DaemonIsLinux) // Windows does not support copying data from image to the volume
buildImageSuccessfully(c, "volumecopy", build.WithDockerfile(`FROM busybox
RUN mkdir /foo && echo hello > /foo/bar
CMD cat /foo/bar`))
dockerCmd(c, "volume", "create", "test")
// test with the nocopy flag
out, _, err := dockerCmdWithError("run", "-v", "test:/foo:nocopy", "volumecopy")
assert.ErrorContains(c, err, "", out)
// test default behavior which is to copy for non-binds
out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
assert.Equal(c, strings.TrimSpace(out), "hello")
// error out when the volume is already populated
out, _, err = dockerCmdWithError("run", "-v", "test:/foo:copy", "volumecopy")
assert.ErrorContains(c, err, "", out)
// do not error out when copy isn't explicitly set even though it's already populated
out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
assert.Equal(c, strings.TrimSpace(out), "hello")
// do not allow copy modes on volumes-from
dockerCmd(c, "run", "--name=test", "-v", "/foo", "busybox", "true")
out, _, err = dockerCmdWithError("run", "--volumes-from=test:copy", "busybox", "true")
assert.ErrorContains(c, err, "", out)
out, _, err = dockerCmdWithError("run", "--volumes-from=test:nocopy", "busybox", "true")
assert.ErrorContains(c, err, "", out)
// do not allow copy modes on binds
out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:copy", "busybox", "true")
assert.ErrorContains(c, err, "", out)
out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:nocopy", "busybox", "true")
assert.ErrorContains(c, err, "", out)
}
// Test case for #21976
func (s *DockerSuite) TestRunDNSInHostMode(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace)
expectedOutput := "nameserver 127.0.0.1"
expectedWarning := "Localhost DNS setting"
cli.DockerCmd(c, "run", "--dns=127.0.0.1", "--net=host", "busybox", "cat", "/etc/resolv.conf").Assert(c, icmd.Expected{
Out: expectedOutput,
Err: expectedWarning,
})
expectedOutput = "nameserver 1.2.3.4"
cli.DockerCmd(c, "run", "--dns=1.2.3.4", "--net=host", "busybox", "cat", "/etc/resolv.conf").Assert(c, icmd.Expected{
Out: expectedOutput,
})
expectedOutput = "search example.com"
cli.DockerCmd(c, "run", "--dns-search=example.com", "--net=host", "busybox", "cat", "/etc/resolv.conf").Assert(c, icmd.Expected{
Out: expectedOutput,
})
expectedOutput = "options timeout:3"
cli.DockerCmd(c, "run", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf").Assert(c, icmd.Expected{
Out: expectedOutput,
})
expectedOutput1 := "nameserver 1.2.3.4"
expectedOutput2 := "search example.com"
expectedOutput3 := "options timeout:3"
out := cli.DockerCmd(c, "run", "--dns=1.2.3.4", "--dns-search=example.com", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf").Combined()
assert.Assert(c, strings.Contains(out, expectedOutput1), "Expected '%s', but got %q", expectedOutput1, out)
assert.Assert(c, strings.Contains(out, expectedOutput2), "Expected '%s', but got %q", expectedOutput2, out)
assert.Assert(c, strings.Contains(out, expectedOutput3), "Expected '%s', but got %q", expectedOutput3, out)
}
// Test case for #21976
func (s *DockerSuite) TestRunAddHostInHostMode(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace)
expectedOutput := "1.2.3.4\textra"
out, _ := dockerCmd(c, "run", "--add-host=extra:1.2.3.4", "--net=host", "busybox", "cat", "/etc/hosts")
assert.Assert(c, strings.Contains(out, expectedOutput), "Expected '%s', but got %q", expectedOutput, out)
}
func (s *DockerSuite) TestRunRmAndWait(c *testing.T) {
dockerCmd(c, "run", "--name=test", "--rm", "-d", "busybox", "sh", "-c", "sleep 3;exit 2")
out, code, err := dockerCmdWithError("wait", "test")
assert.Assert(c, err == nil, "out: %s; exit code: %d", out, code)
assert.Equal(c, out, "2\n", "exit code: %d", code)
assert.Equal(c, code, 0)
}
// Test that auto-remove is performed by the daemon (API 1.25 and above)
func (s *DockerSuite) TestRunRm(c *testing.T) {
name := "miss-me-when-im-gone"
cli.DockerCmd(c, "run", "--name="+name, "--rm", "busybox")
cli.Docker(cli.Inspect(name), cli.Format(".name")).Assert(c, icmd.Expected{
ExitCode: 1,
Err: "No such object: " + name,
})
}
// Test that auto-remove is performed by the client on API versions that do not support daemon-side api-remove (API < 1.25)
func (s *DockerSuite) TestRunRmPre125Api(c *testing.T) {
name := "miss-me-when-im-gone"
envs := appendBaseEnv(os.Getenv("DOCKER_TLS_VERIFY") != "", "DOCKER_API_VERSION=1.24")
cli.Docker(cli.Args("run", "--name="+name, "--rm", "busybox"), cli.WithEnvironmentVariables(envs...)).Assert(c, icmd.Success)
cli.Docker(cli.Inspect(name), cli.Format(".name")).Assert(c, icmd.Expected{
ExitCode: 1,
Err: "No such object: " + name,
})
}
// Test case for #23498
func (s *DockerSuite) TestRunUnsetEntrypoint(c *testing.T) {
testRequires(c, DaemonIsLinux)
name := "test-entrypoint"
dockerfile := `FROM busybox
ADD entrypoint.sh /entrypoint.sh
RUN chmod 755 /entrypoint.sh
ENTRYPOINT ["/entrypoint.sh"]
CMD echo foobar`
ctx := fakecontext.New(c, "",
fakecontext.WithDockerfile(dockerfile),
fakecontext.WithFiles(map[string]string{
"entrypoint.sh": `#!/bin/sh
echo "I am an entrypoint"
exec "$@"`,
}))
defer ctx.Close()
cli.BuildCmd(c, name, build.WithExternalBuildContext(ctx))
out := cli.DockerCmd(c, "run", "--entrypoint=", "-t", name, "echo", "foo").Combined()
assert.Equal(c, strings.TrimSpace(out), "foo")
// CMD will be reset as well (the same as setting a custom entrypoint)
cli.Docker(cli.Args("run", "--entrypoint=", "-t", name)).Assert(c, icmd.Expected{
ExitCode: 125,
Err: "No command specified",
})
}
func (s *DockerDaemonSuite) TestRunWithUlimitAndDaemonDefault(c *testing.T) {
s.d.StartWithBusybox(c, "--debug", "--default-ulimit=nofile=65535")
name := "test-A"
_, err := s.d.Cmd("run", "--name", name, "-d", "busybox", "top")
assert.NilError(c, err)
assert.NilError(c, s.d.WaitRun(name))
out, err := s.d.Cmd("inspect", "--format", "{{.HostConfig.Ulimits}}", name)
assert.NilError(c, err)
assert.Assert(c, strings.Contains(out, "[nofile=65535:65535]"))
name = "test-B"
_, err = s.d.Cmd("run", "--name", name, "--ulimit=nofile=42", "-d", "busybox", "top")
assert.NilError(c, err)
assert.NilError(c, s.d.WaitRun(name))
out, err = s.d.Cmd("inspect", "--format", "{{.HostConfig.Ulimits}}", name)
assert.NilError(c, err)
assert.Assert(c, strings.Contains(out, "[nofile=42:42]"))
}
func (s *DockerSuite) TestRunStoppedLoggingDriverNoLeak(c *testing.T) {
nroutines, err := getGoroutineNumber()
assert.NilError(c, err)
out, _, err := dockerCmdWithError("run", "--name=fail", "--log-driver=splunk", "busybox", "true")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, "failed to initialize logging driver"), "error should be about logging driver, got output %s", out)
// NGoroutines is not updated right away, so we need to wait before failing
assert.Assert(c, waitForGoroutines(nroutines) == nil)
}
// Handles error conditions for --credentialspec. Validating E2E success cases
// requires additional infrastructure (AD for example) on CI servers.
func (s *DockerSuite) TestRunCredentialSpecFailures(c *testing.T) {
testRequires(c, DaemonIsWindows)
attempts := []struct{ value, expectedError string }{
{"rubbish", "invalid credential spec security option - value must be prefixed by 'file://', 'registry://', or 'raw://' followed by a non-empty value"},
{"rubbish://", "invalid credential spec security option - value must be prefixed by 'file://', 'registry://', or 'raw://' followed by a non-empty value"},
{"file://", "invalid credential spec security option - value must be prefixed by 'file://', 'registry://', or 'raw://' followed by a non-empty value"},
{"registry://", "invalid credential spec security option - value must be prefixed by 'file://', 'registry://', or 'raw://' followed by a non-empty value"},
{`file://c:\blah.txt`, "path cannot be absolute"},
{`file://doesnotexist.txt`, "The system cannot find the file specified"},
}
for _, attempt := range attempts {
_, _, err := dockerCmdWithError("run", "--security-opt=credentialspec="+attempt.value, "busybox", "true")
assert.Assert(c, err != nil, "%s expected non-nil err", attempt.value)
assert.Assert(c, strings.Contains(err.Error(), attempt.expectedError), "%s expected %s got %s", attempt.value, attempt.expectedError, err)
}
}
// Windows specific test to validate credential specs with a well-formed spec.
func (s *DockerSuite) TestRunCredentialSpecWellFormed(c *testing.T) {
testRequires(c, DaemonIsWindows, testEnv.IsLocalDaemon)
validCredSpecs := readFile(`fixtures\credentialspecs\valid.json`, c)
writeFile(filepath.Join(testEnv.DaemonInfo.DockerRootDir, `credentialspecs\valid.json`), validCredSpecs, c)
for _, value := range []string{"file://valid.json", "raw://" + validCredSpecs} {
// `nltest /PARENTDOMAIN` simply reads the local config, and does not require having an AD
// controller handy
out, _ := dockerCmd(c, "run", "--rm", "--security-opt=credentialspec="+value, minimalBaseImage(), "nltest", "/PARENTDOMAIN")
assert.Assert(c, strings.Contains(out, "hyperv.local."))
assert.Assert(c, strings.Contains(out, "The command completed successfully"))
}
}
func (s *DockerSuite) TestRunDuplicateMount(c *testing.T) {
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
tmpFile, err := ioutil.TempFile("", "touch-me")
assert.NilError(c, err)
defer tmpFile.Close()
data := "touch-me-foo-bar\n"
if _, err := tmpFile.Write([]byte(data)); err != nil {
c.Fatal(err)
}
name := "test"
out, _ := dockerCmd(c, "run", "--name", name, "-v", "/tmp:/tmp", "-v", "/tmp:/tmp", "busybox", "sh", "-c", "cat "+tmpFile.Name()+" && ls /")
assert.Assert(c, !strings.Contains(out, "tmp:"))
assert.Assert(c, strings.Contains(out, data))
out = inspectFieldJSON(c, name, "Config.Volumes")
assert.Assert(c, strings.Contains(out, "null"))
}
func (s *DockerSuite) TestRunWindowsWithCPUCount(c *testing.T) {
testRequires(c, DaemonIsWindows)
out, _ := dockerCmd(c, "run", "--cpu-count=1", "--name", "test", "busybox", "echo", "testing")
assert.Equal(c, strings.TrimSpace(out), "testing")
out = inspectField(c, "test", "HostConfig.CPUCount")
assert.Equal(c, out, "1")
}
func (s *DockerSuite) TestRunWindowsWithCPUShares(c *testing.T) {
testRequires(c, DaemonIsWindows)
out, _ := dockerCmd(c, "run", "--cpu-shares=1000", "--name", "test", "busybox", "echo", "testing")
assert.Equal(c, strings.TrimSpace(out), "testing")
out = inspectField(c, "test", "HostConfig.CPUShares")
assert.Equal(c, out, "1000")
}
func (s *DockerSuite) TestRunWindowsWithCPUPercent(c *testing.T) {
testRequires(c, DaemonIsWindows)
out, _ := dockerCmd(c, "run", "--cpu-percent=80", "--name", "test", "busybox", "echo", "testing")
assert.Equal(c, strings.TrimSpace(out), "testing")
out = inspectField(c, "test", "HostConfig.CPUPercent")
assert.Equal(c, out, "80")
}
func (s *DockerSuite) TestRunProcessIsolationWithCPUCountCPUSharesAndCPUPercent(c *testing.T) {
testRequires(c, IsolationIsProcess)
out, _ := dockerCmd(c, "run", "--cpu-count=1", "--cpu-shares=1000", "--cpu-percent=80", "--name", "test", "busybox", "echo", "testing")
assert.Assert(c, strings.Contains(strings.TrimSpace(out), "WARNING: Conflicting options: CPU count takes priority over CPU shares on Windows Server Containers. CPU shares discarded"))
assert.Assert(c, strings.Contains(strings.TrimSpace(out), "WARNING: Conflicting options: CPU count takes priority over CPU percent on Windows Server Containers. CPU percent discarded"))
assert.Assert(c, strings.Contains(strings.TrimSpace(out), "testing"))
out = inspectField(c, "test", "HostConfig.CPUCount")
assert.Equal(c, out, "1")
out = inspectField(c, "test", "HostConfig.CPUShares")
assert.Equal(c, out, "0")
out = inspectField(c, "test", "HostConfig.CPUPercent")
assert.Equal(c, out, "0")
}
func (s *DockerSuite) TestRunHypervIsolationWithCPUCountCPUSharesAndCPUPercent(c *testing.T) {
testRequires(c, IsolationIsHyperv)
out, _ := dockerCmd(c, "run", "--cpu-count=1", "--cpu-shares=1000", "--cpu-percent=80", "--name", "test", "busybox", "echo", "testing")
assert.Assert(c, strings.Contains(strings.TrimSpace(out), "testing"))
out = inspectField(c, "test", "HostConfig.CPUCount")
assert.Equal(c, out, "1")
out = inspectField(c, "test", "HostConfig.CPUShares")
assert.Equal(c, out, "1000")
out = inspectField(c, "test", "HostConfig.CPUPercent")
assert.Equal(c, out, "80")
}
// Test for #25099
func (s *DockerSuite) TestRunEmptyEnv(c *testing.T) {
testRequires(c, DaemonIsLinux)
expectedOutput := "invalid environment variable:"
out, _, err := dockerCmdWithError("run", "-e", "", "busybox", "true")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, expectedOutput))
out, _, err = dockerCmdWithError("run", "-e", "=", "busybox", "true")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, expectedOutput))
out, _, err = dockerCmdWithError("run", "-e", "=foo", "busybox", "true")
assert.ErrorContains(c, err, "")
assert.Assert(c, strings.Contains(out, expectedOutput))
}
// #28658
func (s *DockerSuite) TestSlowStdinClosing(c *testing.T) {
name := "testslowstdinclosing"
repeat := 3 // regression happened 50% of the time
for i := 0; i < repeat; i++ {
cmd := icmd.Cmd{
Command: []string{dockerBinary, "run", "--rm", "--name", name, "-i", "busybox", "cat"},
Stdin: &delayedReader{},
}
done := make(chan error, 1)
go func() {
err := icmd.RunCmd(cmd).Error
done <- err
}()
select {
case <-time.After(30 * time.Second):
c.Fatal("running container timed out") // cleanup in teardown
case err := <-done:
assert.NilError(c, err)
}
}
}
type delayedReader struct{}
func (s *delayedReader) Read([]byte) (int, error) {
time.Sleep(500 * time.Millisecond)
return 0, io.EOF
}
// #28823 (originally #28639)
func (s *DockerSuite) TestRunMountReadOnlyDevShm(c *testing.T) {
testRequires(c, testEnv.IsLocalDaemon, DaemonIsLinux, NotUserNamespace)
emptyDir, err := ioutil.TempDir("", "test-read-only-dev-shm")
assert.NilError(c, err)
defer os.RemoveAll(emptyDir)
out, _, err := dockerCmdWithError("run", "--rm", "--read-only",
"-v", fmt.Sprintf("%s:/dev/shm:ro", emptyDir),
"busybox", "touch", "/dev/shm/foo")
assert.ErrorContains(c, err, "", out)
assert.Assert(c, strings.Contains(out, "Read-only file system"))
}
func (s *DockerSuite) TestRunMount(c *testing.T) {
testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon, NotUserNamespace)
// mnt1, mnt2, and testCatFooBar are commonly used in multiple test cases
tmpDir, err := ioutil.TempDir("", "mount")
if err != nil {
c.Fatal(err)
}
defer os.RemoveAll(tmpDir)
mnt1, mnt2 := path.Join(tmpDir, "mnt1"), path.Join(tmpDir, "mnt2")
if err := os.Mkdir(mnt1, 0755); err != nil {
c.Fatal(err)
}
if err := os.Mkdir(mnt2, 0755); err != nil {
c.Fatal(err)
}
if err := ioutil.WriteFile(path.Join(mnt1, "test1"), []byte("test1"), 0644); err != nil {
c.Fatal(err)
}
if err := ioutil.WriteFile(path.Join(mnt2, "test2"), []byte("test2"), 0644); err != nil {
c.Fatal(err)
}
testCatFooBar := func(cName string) error {
out, _ := dockerCmd(c, "exec", cName, "cat", "/foo/test1")
if out != "test1" {
return fmt.Errorf("%s not mounted on /foo", mnt1)
}
out, _ = dockerCmd(c, "exec", cName, "cat", "/bar/test2")
if out != "test2" {
return fmt.Errorf("%s not mounted on /bar", mnt2)
}
return nil
}
type testCase struct {
equivalents [][]string
valid bool
// fn should be nil if valid==false
fn func(cName string) error
}
cases := []testCase{
{
equivalents: [][]string{
{
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/bar", mnt2),
},
{
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=bind,src=%s,target=/bar", mnt2),
},
{
"--volume", mnt1 + ":/foo",
"--mount", fmt.Sprintf("type=bind,src=%s,target=/bar", mnt2),
},
},
valid: true,
fn: testCatFooBar,
},
{
equivalents: [][]string{
{
"--mount", fmt.Sprintf("type=volume,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=volume,src=%s,dst=/bar", mnt2),
},
{
"--mount", fmt.Sprintf("type=volume,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=volume,src=%s,target=/bar", mnt2),
},
},
valid: false,
},
{
equivalents: [][]string{
{
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=volume,src=%s,dst=/bar", mnt2),
},
{
"--volume", mnt1 + ":/foo",
"--mount", fmt.Sprintf("type=volume,src=%s,target=/bar", mnt2),
},
},
valid: false,
fn: testCatFooBar,
},
{
equivalents: [][]string{
{
"--read-only",
"--mount", "type=volume,dst=/bar",
},
},
valid: true,
fn: func(cName string) error {
_, _, err := dockerCmdWithError("exec", cName, "touch", "/bar/icanwritehere")
return err
},
},
{
equivalents: [][]string{
{
"--read-only",
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt1),
"--mount", "type=volume,dst=/bar",
},
{
"--read-only",
"--volume", fmt.Sprintf("%s:/foo", mnt1),
"--mount", "type=volume,dst=/bar",
},
},
valid: true,
fn: func(cName string) error {
out, _ := dockerCmd(c, "exec", cName, "cat", "/foo/test1")
if out != "test1" {
return fmt.Errorf("%s not mounted on /foo", mnt1)
}
_, _, err := dockerCmdWithError("exec", cName, "touch", "/bar/icanwritehere")
return err
},
},
{
equivalents: [][]string{
{
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt2),
},
{
"--mount", fmt.Sprintf("type=bind,src=%s,dst=/foo", mnt1),
"--mount", fmt.Sprintf("type=bind,src=%s,target=/foo", mnt2),
},
{
"--volume", fmt.Sprintf("%s:/foo", mnt1),
"--mount", fmt.Sprintf("type=bind,src=%s,target=/foo", mnt2),
},
},
valid: false,
},
{
equivalents: [][]string{
{
"--volume", fmt.Sprintf("%s:/foo", mnt1),
"--mount", fmt.Sprintf("type=volume,src=%s,target=/foo", mnt2),
},
},
valid: false,
},
{
equivalents: [][]string{
{
"--mount", "type=volume,target=/foo",
"--mount", "type=volume,target=/foo",
},
},
valid: false,
},
}
for i, testCase := range cases {
for j, opts := range testCase.equivalents {
cName := fmt.Sprintf("mount-%d-%d", i, j)
_, _, err := dockerCmdWithError(append([]string{"run", "-i", "-d", "--name", cName},
append(opts, []string{"busybox", "top"}...)...)...)
if testCase.valid {
assert.Assert(c, err == nil, "got error while creating a container with %v (%s)", opts, cName)
assert.Assert(c, testCase.fn(cName) == nil, "got error while executing test for %v (%s)", opts, cName)
dockerCmd(c, "rm", "-f", cName)
} else {
assert.Assert(c, err != nil, "got nil while creating a container with %v (%s)", opts, cName)
}
}
}
}
// Test that passing a FQDN as hostname properly sets hostname, and
// /etc/hostname. Test case for 29100
func (s *DockerSuite) TestRunHostnameFQDN(c *testing.T) {
testRequires(c, DaemonIsLinux)
expectedOutput := "foobar.example.com\nfoobar.example.com\nfoobar\nexample.com\nfoobar.example.com"
out, _ := dockerCmd(c, "run", "--hostname=foobar.example.com", "busybox", "sh", "-c", `cat /etc/hostname && hostname && hostname -s && hostname -d && hostname -f`)
assert.Equal(c, strings.TrimSpace(out), expectedOutput)
out, _ = dockerCmd(c, "run", "--hostname=foobar.example.com", "busybox", "sh", "-c", `cat /etc/hosts`)
expectedOutput = "foobar.example.com foobar"
assert.Assert(c, strings.Contains(strings.TrimSpace(out), expectedOutput))
}
// Test case for 29129
func (s *DockerSuite) TestRunHostnameInHostMode(c *testing.T) {
testRequires(c, DaemonIsLinux, NotUserNamespace)
expectedOutput := "foobar\nfoobar"
out, _ := dockerCmd(c, "run", "--net=host", "--hostname=foobar", "busybox", "sh", "-c", `echo $HOSTNAME && hostname`)
assert.Equal(c, strings.TrimSpace(out), expectedOutput)
}
func (s *DockerSuite) TestRunAddDeviceCgroupRule(c *testing.T) {
testRequires(c, DaemonIsLinux)
deviceRule := "c 7:128 rwm"
out, _ := dockerCmd(c, "run", "--rm", "busybox", "cat", "/sys/fs/cgroup/devices/devices.list")
if strings.Contains(out, deviceRule) {
c.Fatalf("%s shouldn't been in the device.list", deviceRule)
}
out, _ = dockerCmd(c, "run", "--rm", fmt.Sprintf("--device-cgroup-rule=%s", deviceRule), "busybox", "grep", deviceRule, "/sys/fs/cgroup/devices/devices.list")
assert.Equal(c, strings.TrimSpace(out), deviceRule)
}
// Verifies that running as local system is operating correctly on Windows
func (s *DockerSuite) TestWindowsRunAsSystem(c *testing.T) {
testRequires(c, DaemonIsWindowsAtLeastBuild(15000))
out, _ := dockerCmd(c, "run", "--net=none", `--user=nt authority\system`, "--hostname=XYZZY", minimalBaseImage(), "cmd", "/c", `@echo %USERNAME%`)
assert.Equal(c, strings.TrimSpace(out), "XYZZY$")
}
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