docker/integration-cli/docker_cli_run_test.go at master · Eagle-X/docker · GitHub

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package main

import (

"bufio"

"bytes"

"fmt"

"io/ioutil"

"net"

"os"

"os/exec"

"path"

"path/filepath"

"reflect"

"regexp"

"sort"

"strconv"

"strings"

"sync"

"time"

"github.com/docker/docker/pkg/integration/checker"

"github.com/docker/docker/pkg/nat"

"github.com/docker/docker/runconfig"

"github.com/docker/libnetwork/resolvconf"

"github.com/go-check/check"

)

// "test123" should be printed by docker run

func (s *DockerSuite) TestRunEchoStdout(c *check.C) {

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 *check.C) {

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 *check.C) {

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 *check.C) {

testRequires(c, Network)

image := DefaultImage

if daemonPlatform == "windows" {

// nslookup isn't present in Windows busybox. Is built-in.

image = WindowsBaseImage

}

dockerCmd(c, "run", image, "nslookup", "google.com")

}

// the exit code should be 0

// some versions of lxc might make this test fail

func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {

dockerCmd(c, "run", "busybox", "true")

}

// the exit code should be 1

// some versions of lxc might make this test fail

func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {

_, exitCode, err := dockerCmdWithError("run", "busybox", "false")

if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {

c.Fatal(err)

}

if exitCode != 1 {

c.Errorf("container should've exited with exit code 1. Got %d", exitCode)

}

// it should be possible to pipe in data via stdin to a process running in a container

// some versions of lxc might make this test fail

func (s *DockerSuite) TestRunStdinPipe(c *check.C) {

// TODO Windows: This needs some work to make compatible.

testRequires(c, DaemonIsLinux)

runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")

runCmd.Stdin = strings.NewReader("blahblah")

out, _, _, err := runCommandWithStdoutStderr(runCmd)

if err != nil {

c.Fatalf("failed to run container: %v, output: %q", err, out)

}

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 *check.C) {

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 *check.C) {

// TODO Windows: There's a Windows bug stopping this from working.

testRequires(c, DaemonIsLinux)

dir := "/root"

image := "busybox"

if daemonPlatform == "windows" {

dir = `/windows`

image = WindowsBaseImage

}

// 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 *check.C) {

count := "-c"

image := "busybox"

if daemonPlatform == "windows" {

count = "-n"

image = WindowsBaseImage

}

// 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")

}

// And then with the short form -n

out, exitCode, err = dockerCmdWithError("run", "-n=false", image, "ping", count, "1", "8.8.8.8")

if err != nil && exitCode != 1 {

c.Fatal(out, err)

}

if exitCode != 1 {

c.Errorf("-n=false 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 *check.C) {

// 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, err := inspectField("parent", "NetworkSettings.IPAddress")

c.Assert(err, check.IsNil)

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 *check.C) {

// 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, err := inspectField(cID, "NetworkSettings.IPAddress")

c.Assert(err, check.IsNil)

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")

}

// Issue 9677.

func (s *DockerSuite) TestRunWithDaemonFlags(c *check.C) {

out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "-t", "busybox", "true")

if err != nil {

if !strings.Contains(out, "must follow the 'docker daemon' command") && // daemon

!strings.Contains(out, "flag provided but not defined: --exec-opt") { // no daemon (client-only)

c.Fatal(err, out)

}

// Regression test for #4979

func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

out, exitCode := dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")

if exitCode != 0 {

c.Fatal("1", out, exitCode)

}

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 *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux, SameHostDaemon, NativeExecDriver)

name := "test-volume-symlink"

dir, err := ioutil.TempDir("", name)

if err != nil {

c.Fatal(err)

}

defer os.RemoveAll(dir)

f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)

if err != nil {

c.Fatal(err)

}

f.Close()

dockerFile := fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)

if _, err := buildImage(name, dockerFile, false); err != nil {

c.Fatal(err)

}

dockerCmd(c, "run", "-v", "/test/test", name)

}

func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

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) TestRunVolumesFromInReadonlyMode(c *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "--name", "parent", "-v", "/test", "busybox", "true")

if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", "/test/file"); 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 *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "--name", "parent", "-v", "/test", "busybox", "true")

dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")

if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", "/test/file"); err == nil || !strings.Contains(out, "invalid mode for volumes-from: bar") {

c.Fatalf("running --volumes-from foo:bar should have failed with invalid mount mode: %q", out)

}

dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", "/test/file")

}

func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "--name", "parent", "-v", "/test:/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", "/test/file"); err == nil {

c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")

}

dockerCmd(c, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")

// Expect this to be read-only since both are "ro"

if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/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 *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

mountstr1 := randomTmpDirPath("test1", daemonPlatform) + ":/someplace"

mountstr2 := randomTmpDirPath("test2", daemonPlatform) + ":/someplace"

if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {

c.Fatal("Expected error about duplicate volume definitions")

} else {

if !strings.Contains(out, "Duplicate bind mount") {

c.Fatalf("Expected 'duplicate volume' error, got %v", err)

}

// Test for #1351

func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "--name", "parent", "-v", "/test", "busybox", "touch", "/test/foo")

dockerCmd(c, "run", "--volumes-from", "parent", "-v", "/test", "busybox", "cat", "/test/foo")

}

func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "--name", "parent1", "-v", "/test", "busybox", "touch", "/test/foo")

dockerCmd(c, "run", "--name", "parent2", "-v", "/other", "busybox", "touch", "/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 *check.C) {

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 *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "-v", "/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 *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

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")

if err != nil {

c.Fatalf("[inspect] err: %v", 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 *check.C) {

// TODO Windows: This test cannot run on a Windows daemon as Windows does

// not support volumes

testRequires(c, DaemonIsLinux)

name := "docker-test-volumesfromsymlinkpath"

buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")

buildCmd.Stdin = strings.NewReader(`FROM busybox

RUN ln -s home /foo

VOLUME ["/foo/bar"]`)

buildCmd.Dir = workingDirectory

err := buildCmd.Run()

if err != nil {

c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)

}

_, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)

if err != nil || exitCode != 0 {

c.Fatalf("[run] (volume) err: %v, exitcode: %d", err, exitCode)

}

_, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls /foo | grep -q bar")

if err != nil || exitCode != 0 {

c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)

}

func (s *DockerSuite) TestRunExitCode(c *check.C) {

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 *check.C) {

expected := "uid=0(root) gid=0(root)"

if daemonPlatform == "windows" {

expected = "uid=1000(SYSTEM) gid=1000(SYSTEM)"

}

out, _ := dockerCmd(c, "run", "busybox", "id")

if !strings.Contains(out, expected) {

c.Fatalf("expected '%s' got %s", expected, out)

}

func (s *DockerSuite) TestRunUserByName(c *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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", "2147483648", "busybox", "id")

if err == nil {

c.Fatal("No error, but must be.", out)

}

if !strings.Contains(out, "Uids and gids must be in range") {

c.Fatalf("expected error about uids range, got %s", out)

}

func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {

// 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(out, "Uids and gids must be in range") {

c.Fatalf("expected error about uids range, got %s", out)

}

func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {

// 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 *check.C) {

// 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 *check.C) {

sleepTime := "2"

if daemonPlatform == "windows" {

sleepTime = "5" // Make more reliable on Windows

}

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 {

c.Assert(err, check.IsNil)

}

func (s *DockerSuite) TestRunEnvironment(c *check.C) {

// TODO Windows: Environment handling is different between Linux and

// Windows and this test relies currently on lxc and unix functionality.

testRequires(c, DaemonIsLinux)

cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")

cmd.Env = append(os.Environ(),

"TRUE=false",

"TRICKY=tri\ncky\n",

)

out, _, err := runCommandWithOutput(cmd)

if err != nil {

c.Fatal(err, out)

}

actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")

actualEnv := []string{}

for i := range actualEnvLxc {

if actualEnvLxc[i] != "container=lxc" {

actualEnv = append(actualEnv, actualEnvLxc[i])

}

sort.Strings(actualEnv)

goodEnv := []string{

"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: %q\n", len(goodEnv), 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 *check.C) {

// TODO Windows: Environment handling is different between Linux and

// Windows and this test relies currently on lxc and 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

cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")

cmd.Env = appendBaseEnv([]string{})

out, _, err := runCommandWithOutput(cmd)

if err != nil {

c.Fatal(err, out)

}

actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")

actualEnv := []string{}

for i := range actualEnvLxc {

if actualEnvLxc[i] != "container=lxc" {

actualEnv = append(actualEnv, actualEnvLxc[i])

}

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: %q\n", len(goodEnv), 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 *check.C) {

// TODO Windows: Environment handling is different between Linux and

// Windows and this test relies currently on lxc and 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

cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")

cmd.Env = appendBaseEnv([]string{"HOSTNAME=bar"})

out, _, err := runCommandWithOutput(cmd)

if err != nil {

c.Fatal(err, out)

}

actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")

actualEnv := []string{}

for i := range actualEnvLxc {

if actualEnvLxc[i] != "container=lxc" {

actualEnv = append(actualEnv, actualEnvLxc[i])

}

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: %q\n", len(goodEnv), 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 *check.C) {

if daemonPlatform == "windows" {

// Windows busybox does not have ping. Use built in ping instead.

dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")

} else {

dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")

}

func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {

// TODO Windows: This is Linux specific as --link is not supported and

// this will be deprecated in favour 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// Not applicable for Windows as there is no concept of --group-add

testRequires(c, DaemonIsLinux, NativeExecDriver)

out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=dbus", "--group-add=777", "busybox", "sh", "-c", "id")

groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),81(dbus),777"

if actual := strings.Trim(out, "\r\n"); actual != groupsList {

c.Fatalf("expected output %s received %s", groupsList, actual)

}

func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// Not applicable for Windows as there is no concept of unprivileged

testRequires(c, DaemonIsLinux)

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 *check.C) {

// Not applicable for Windows as there is no concept of unprivileged

testRequires(c, DaemonIsLinux, NotUserNamespace)

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 *check.C) {

// 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 *check.C) {

// Not applicable for Windows as there is no concept of --privileged

testRequires(c, DaemonIsLinux, NotUserNamespace)

if _, code := dockerCmd(c, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger"); code != 0 {

c.Fatalf("proc should be writable in privileged container")

}

func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// Not applicable on Windows as it does not support chroot

testRequires(c, DaemonIsLinux)

dockerCmd(c, "run", "busybox", "chroot", "/", "true")

}

func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// 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 *check.C) {

// Not applicable on Windows as Windows does not support -h

testRequires(c, SameHostDaemon, 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 *check.C) {

out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")

expected := "/\n"

if daemonPlatform == "windows" {

expected = "C:" + expected

View remainder of file in raw view

docker/integration-cli/docker_cli_run_test.go at master · Eagle-X/docker · GitHub

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