github.com/michael-k/docker@v1.7.0-rc2/integration-cli/docker_cli_run_test.go (about)

     1  package main
     2  
     3  import (
     4  	"bufio"
     5  	"bytes"
     6  	"fmt"
     7  	"io/ioutil"
     8  	"net"
     9  	"os"
    10  	"os/exec"
    11  	"path"
    12  	"path/filepath"
    13  	"reflect"
    14  	"regexp"
    15  	"sort"
    16  	"strconv"
    17  	"strings"
    18  	"sync"
    19  	"time"
    20  
    21  	"github.com/docker/docker/nat"
    22  	"github.com/docker/libnetwork/resolvconf"
    23  	"github.com/go-check/check"
    24  )
    25  
    26  // "test123" should be printed by docker run
    27  func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
    28  	runCmd := exec.Command(dockerBinary, "run", "busybox", "echo", "test123")
    29  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
    30  	if err != nil {
    31  		c.Fatalf("failed to run container: %v, output: %q", err, out)
    32  	}
    33  
    34  	if out != "test123\n" {
    35  		c.Fatalf("container should've printed 'test123'")
    36  	}
    37  }
    38  
    39  // "test" should be printed
    40  func (s *DockerSuite) TestRunEchoStdoutWithMemoryLimit(c *check.C) {
    41  	runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "busybox", "echo", "test")
    42  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
    43  	if err != nil {
    44  		c.Fatalf("failed to run container: %v, output: %q", err, out)
    45  	}
    46  
    47  	out = strings.Trim(out, "\r\n")
    48  
    49  	if expected := "test"; out != expected {
    50  		c.Fatalf("container should've printed %q but printed %q", expected, out)
    51  	}
    52  }
    53  
    54  // should run without memory swap
    55  func (s *DockerSuite) TestRunWithoutMemoryswapLimit(c *check.C) {
    56  	runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "--memory-swap", "-1", "busybox", "true")
    57  	out, _, err := runCommandWithOutput(runCmd)
    58  	if err != nil {
    59  		c.Fatalf("failed to run container, output: %q", out)
    60  	}
    61  }
    62  
    63  // "test" should be printed
    64  func (s *DockerSuite) TestRunEchoStdoutWitCPULimit(c *check.C) {
    65  	runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "busybox", "echo", "test")
    66  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
    67  	if err != nil {
    68  		c.Fatalf("failed to run container: %v, output: %q", err, out)
    69  	}
    70  
    71  	if out != "test\n" {
    72  		c.Errorf("container should've printed 'test'")
    73  	}
    74  }
    75  
    76  // "test" should be printed
    77  func (s *DockerSuite) TestRunEchoStdoutWithCPUAndMemoryLimit(c *check.C) {
    78  	runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "-m", "16m", "busybox", "echo", "test")
    79  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
    80  	if err != nil {
    81  		c.Fatalf("failed to run container: %v, output: %q", err, out)
    82  	}
    83  
    84  	if out != "test\n" {
    85  		c.Errorf("container should've printed 'test', got %q instead", out)
    86  	}
    87  }
    88  
    89  // "test" should be printed
    90  func (s *DockerSuite) TestRunEchoStdoutWithCPUQuota(c *check.C) {
    91  	runCmd := exec.Command(dockerBinary, "run", "--cpu-quota", "8000", "--name", "test", "busybox", "echo", "test")
    92  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
    93  	if err != nil {
    94  		c.Fatalf("failed to run container: %v, output: %q", err, out)
    95  	}
    96  	out = strings.TrimSpace(out)
    97  	if strings.Contains(out, "Your kernel does not support CPU cfs quota") {
    98  		c.Skip("Your kernel does not support CPU cfs quota, skip this test")
    99  	}
   100  	if out != "test" {
   101  		c.Errorf("container should've printed 'test'")
   102  	}
   103  
   104  	out, err = inspectField("test", "HostConfig.CpuQuota")
   105  	c.Assert(err, check.IsNil)
   106  
   107  	if out != "8000" {
   108  		c.Errorf("setting the CPU CFS quota failed")
   109  	}
   110  }
   111  
   112  // "test" should be printed
   113  func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
   114  	runCmd := exec.Command(dockerBinary, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
   115  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
   116  	if err != nil {
   117  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   118  	}
   119  
   120  	if out != "test\n" {
   121  		c.Errorf("container should've printed 'test'")
   122  	}
   123  }
   124  
   125  // docker run should not leak file descriptors
   126  func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
   127  	runCmd := exec.Command(dockerBinary, "run", "busybox", "ls", "-C", "/proc/self/fd")
   128  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
   129  	if err != nil {
   130  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   131  	}
   132  
   133  	// normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
   134  	if out != "0  1  2  3\n" {
   135  		c.Errorf("container should've printed '0  1  2  3', not: %s", out)
   136  	}
   137  }
   138  
   139  // it should be possible to lookup Google DNS
   140  // this will fail when Internet access is unavailable
   141  func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
   142  	testRequires(c, Network)
   143  
   144  	out, _, _, err := runCommandWithStdoutStderr(exec.Command(dockerBinary, "run", "busybox", "nslookup", "google.com"))
   145  	if err != nil {
   146  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   147  	}
   148  }
   149  
   150  // the exit code should be 0
   151  // some versions of lxc might make this test fail
   152  func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
   153  	runCmd := exec.Command(dockerBinary, "run", "busybox", "true")
   154  	if out, _, err := runCommandWithOutput(runCmd); err != nil {
   155  		c.Errorf("container should've exited with exit code 0: %s, %v", out, err)
   156  	}
   157  }
   158  
   159  // the exit code should be 1
   160  // some versions of lxc might make this test fail
   161  func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
   162  	runCmd := exec.Command(dockerBinary, "run", "busybox", "false")
   163  	exitCode, err := runCommand(runCmd)
   164  	if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {
   165  		c.Fatal(err)
   166  	}
   167  	if exitCode != 1 {
   168  		c.Errorf("container should've exited with exit code 1")
   169  	}
   170  }
   171  
   172  // it should be possible to pipe in data via stdin to a process running in a container
   173  // some versions of lxc might make this test fail
   174  func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
   175  	runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
   176  	runCmd.Stdin = strings.NewReader("blahblah")
   177  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
   178  	if err != nil {
   179  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   180  	}
   181  
   182  	out = strings.TrimSpace(out)
   183  	waitCmd := exec.Command(dockerBinary, "wait", out)
   184  	if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
   185  		c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
   186  	}
   187  
   188  	logsCmd := exec.Command(dockerBinary, "logs", out)
   189  	logsOut, _, err := runCommandWithOutput(logsCmd)
   190  	if err != nil {
   191  		c.Fatalf("error thrown while trying to get container logs: %s, %v", logsOut, err)
   192  	}
   193  
   194  	containerLogs := strings.TrimSpace(logsOut)
   195  
   196  	if containerLogs != "blahblah" {
   197  		c.Errorf("logs didn't print the container's logs %s", containerLogs)
   198  	}
   199  
   200  	rmCmd := exec.Command(dockerBinary, "rm", out)
   201  	if out, _, err = runCommandWithOutput(rmCmd); err != nil {
   202  		c.Fatalf("rm failed to remove container: %s, %v", out, err)
   203  	}
   204  }
   205  
   206  // the container's ID should be printed when starting a container in detached mode
   207  func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
   208  	runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
   209  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
   210  	if err != nil {
   211  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   212  	}
   213  
   214  	out = strings.TrimSpace(out)
   215  	waitCmd := exec.Command(dockerBinary, "wait", out)
   216  	if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
   217  		c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
   218  	}
   219  
   220  	rmCmd := exec.Command(dockerBinary, "rm", out)
   221  	rmOut, _, err := runCommandWithOutput(rmCmd)
   222  	if err != nil {
   223  		c.Fatalf("rm failed to remove container: %s, %v", rmOut, err)
   224  	}
   225  
   226  	rmOut = strings.TrimSpace(rmOut)
   227  	if rmOut != out {
   228  		c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
   229  	}
   230  }
   231  
   232  // the working directory should be set correctly
   233  func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
   234  	runCmd := exec.Command(dockerBinary, "run", "-w", "/root", "busybox", "pwd")
   235  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
   236  	if err != nil {
   237  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   238  	}
   239  
   240  	out = strings.TrimSpace(out)
   241  
   242  	if out != "/root" {
   243  		c.Errorf("-w failed to set working directory")
   244  	}
   245  
   246  	runCmd = exec.Command(dockerBinary, "run", "--workdir", "/root", "busybox", "pwd")
   247  	out, _, _, err = runCommandWithStdoutStderr(runCmd)
   248  	if err != nil {
   249  		c.Fatal(out, err)
   250  	}
   251  
   252  	out = strings.TrimSpace(out)
   253  
   254  	if out != "/root" {
   255  		c.Errorf("--workdir failed to set working directory")
   256  	}
   257  }
   258  
   259  // pinging Google's DNS resolver should fail when we disable the networking
   260  func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
   261  	runCmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "8.8.8.8")
   262  	out, _, exitCode, err := runCommandWithStdoutStderr(runCmd)
   263  	if err != nil && exitCode != 1 {
   264  		c.Fatal(out, err)
   265  	}
   266  	if exitCode != 1 {
   267  		c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
   268  	}
   269  
   270  	runCmd = exec.Command(dockerBinary, "run", "-n=false", "busybox", "ping", "-c", "1", "8.8.8.8")
   271  	out, _, exitCode, err = runCommandWithStdoutStderr(runCmd)
   272  	if err != nil && exitCode != 1 {
   273  		c.Fatal(out, err)
   274  	}
   275  	if exitCode != 1 {
   276  		c.Errorf("-n=false should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
   277  	}
   278  }
   279  
   280  //test --link use container name to link target
   281  func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
   282  	cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
   283  	out, _, _, err := runCommandWithStdoutStderr(cmd)
   284  	if err != nil {
   285  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   286  	}
   287  	ip, err := inspectField("parent", "NetworkSettings.IPAddress")
   288  	c.Assert(err, check.IsNil)
   289  	cmd = exec.Command(dockerBinary, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
   290  	out, _, err = runCommandWithOutput(cmd)
   291  	if err != nil {
   292  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   293  	}
   294  	if !strings.Contains(out, ip+"	test") {
   295  		c.Fatalf("use a container name to link target failed")
   296  	}
   297  }
   298  
   299  //test --link use container id to link target
   300  func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
   301  	cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "busybox")
   302  	cID, _, _, err := runCommandWithStdoutStderr(cmd)
   303  	if err != nil {
   304  		c.Fatalf("failed to run container: %v, output: %q", err, cID)
   305  	}
   306  	cID = strings.TrimSpace(cID)
   307  	ip, err := inspectField(cID, "NetworkSettings.IPAddress")
   308  	c.Assert(err, check.IsNil)
   309  	cmd = exec.Command(dockerBinary, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
   310  	out, _, err := runCommandWithOutput(cmd)
   311  	if err != nil {
   312  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   313  	}
   314  	if !strings.Contains(out, ip+"	test") {
   315  		c.Fatalf("use a container id to link target failed")
   316  	}
   317  }
   318  
   319  func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
   320  	cmd := exec.Command(dockerBinary, "run", "--name", "test", "-d", "busybox", "top")
   321  	out, _, err := runCommandWithOutput(cmd)
   322  	if err != nil {
   323  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   324  	}
   325  	cmd = exec.Command(dockerBinary, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
   326  	out, _, err = runCommandWithOutput(cmd)
   327  	if err != nil {
   328  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   329  	}
   330  	cmd = exec.Command(dockerBinary, "run", "-d", "--link=parent:parent", "busybox", "top")
   331  	out, _, err = runCommandWithOutput(cmd)
   332  	if err != nil {
   333  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   334  	}
   335  
   336  	cmd = exec.Command(dockerBinary, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
   337  	out, _, err = runCommandWithOutput(cmd)
   338  	if err != nil {
   339  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   340  	}
   341  	cmd = exec.Command(dockerBinary, "run", "-d", "--link=child:child", "busybox", "top")
   342  	out, _, err = runCommandWithOutput(cmd)
   343  	if err != nil {
   344  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   345  	}
   346  }
   347  
   348  func (s *DockerSuite) TestRunContainerNetModeWithDnsMacHosts(c *check.C) {
   349  	cmd := exec.Command(dockerBinary, "run", "-d", "--name", "parent", "busybox", "top")
   350  	out, _, err := runCommandWithOutput(cmd)
   351  	if err != nil {
   352  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   353  	}
   354  
   355  	cmd = exec.Command(dockerBinary, "run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
   356  	out, _, err = runCommandWithOutput(cmd)
   357  	if err == nil || !strings.Contains(out, "Conflicting options: --dns and the network mode") {
   358  		c.Fatalf("run --net=container with --dns should error out")
   359  	}
   360  
   361  	cmd = exec.Command(dockerBinary, "run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
   362  	out, _, err = runCommandWithOutput(cmd)
   363  	if err == nil || !strings.Contains(out, "--mac-address and the network mode") {
   364  		c.Fatalf("run --net=container with --mac-address should error out")
   365  	}
   366  
   367  	cmd = exec.Command(dockerBinary, "run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
   368  	out, _, err = runCommandWithOutput(cmd)
   369  	if err == nil || !strings.Contains(out, "--add-host and the network mode") {
   370  		c.Fatalf("run --net=container with --add-host should error out")
   371  	}
   372  
   373  }
   374  
   375  func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
   376  	testRequires(c, ExecSupport)
   377  	cmd := exec.Command(dockerBinary, "run", "-i", "-d", "--name", "parent", "busybox", "top")
   378  	out, _, err := runCommandWithOutput(cmd)
   379  	if err != nil {
   380  		c.Fatalf("failed to run container: %v, output: %q", err, out)
   381  	}
   382  	cmd = exec.Command(dockerBinary, "exec", "parent", "cat", "/etc/hostname")
   383  	out, _, err = runCommandWithOutput(cmd)
   384  	if err != nil {
   385  		c.Fatalf("failed to exec command: %v, output: %q", err, out)
   386  	}
   387  
   388  	cmd = exec.Command(dockerBinary, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
   389  	out1, _, err := runCommandWithOutput(cmd)
   390  	if err != nil {
   391  		c.Fatalf("failed to run container: %v, output: %q", err, out1)
   392  	}
   393  	if out1 != out {
   394  		c.Fatal("containers with shared net namespace should have same hostname")
   395  	}
   396  }
   397  
   398  // Regression test for #4979
   399  func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
   400  	runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
   401  	out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
   402  	if err != nil && exitCode != 0 {
   403  		c.Fatal("1", out, stderr, err)
   404  	}
   405  
   406  	runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
   407  	out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
   408  	if err != nil && exitCode != 0 {
   409  		c.Fatal("2", out, stderr, err)
   410  	}
   411  }
   412  
   413  // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
   414  // But the volume call is just a normal volume, not a bind mount
   415  func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
   416  	testRequires(c, SameHostDaemon)
   417  	testRequires(c, NativeExecDriver)
   418  	name := "test-volume-symlink"
   419  
   420  	dir, err := ioutil.TempDir("", name)
   421  	if err != nil {
   422  		c.Fatal(err)
   423  	}
   424  	defer os.RemoveAll(dir)
   425  
   426  	f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
   427  	if err != nil {
   428  		c.Fatal(err)
   429  	}
   430  	f.Close()
   431  
   432  	dockerFile := fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
   433  	if _, err := buildImage(name, dockerFile, false); err != nil {
   434  		c.Fatal(err)
   435  	}
   436  
   437  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/test/test", name))
   438  	if err != nil {
   439  		c.Fatalf("Failed with errors: %s, %v", out, err)
   440  	}
   441  }
   442  
   443  func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
   444  	cmd := exec.Command(dockerBinary, "run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile")
   445  	if code, err := runCommand(cmd); err == nil || code == 0 {
   446  		c.Fatalf("run should fail because volume is ro: exit code %d", code)
   447  	}
   448  }
   449  
   450  func (s *DockerSuite) TestRunVolumesFromInReadonlyMode(c *check.C) {
   451  	cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
   452  	if _, err := runCommand(cmd); err != nil {
   453  		c.Fatal(err)
   454  	}
   455  
   456  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:ro", "busybox", "touch", "/test/file")
   457  	if code, err := runCommand(cmd); err == nil || code == 0 {
   458  		c.Fatalf("run should fail because volume is ro: exit code %d", code)
   459  	}
   460  }
   461  
   462  // Regression test for #1201
   463  func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
   464  	cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
   465  	if _, err := runCommand(cmd); err != nil {
   466  		c.Fatal(err)
   467  	}
   468  
   469  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
   470  	if out, _, err := runCommandWithOutput(cmd); err != nil {
   471  		c.Fatalf("running --volumes-from parent:rw failed with output: %q\nerror: %v", out, err)
   472  	}
   473  
   474  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:bar", "busybox", "touch", "/test/file")
   475  	if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "invalid mode for volumes-from: bar") {
   476  		c.Fatalf("running --volumes-from foo:bar should have failed with invalid mount mode: %q", out)
   477  	}
   478  
   479  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "busybox", "touch", "/test/file")
   480  	if out, _, err := runCommandWithOutput(cmd); err != nil {
   481  		c.Fatalf("running --volumes-from parent failed with output: %q\nerror: %v", out, err)
   482  	}
   483  }
   484  
   485  func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
   486  	cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
   487  	if _, err := runCommand(cmd); err != nil {
   488  		c.Fatal(err)
   489  	}
   490  	// Expect this "rw" mode to be be ignored since the inherited volume is "ro"
   491  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
   492  	if _, err := runCommand(cmd); err == nil {
   493  		c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
   494  	}
   495  
   496  	cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
   497  	if _, err := runCommand(cmd); err != nil {
   498  		c.Fatal(err)
   499  	}
   500  	// Expect this to be read-only since both are "ro"
   501  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file")
   502  	if _, err := runCommand(cmd); err == nil {
   503  		c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
   504  	}
   505  }
   506  
   507  // Test for GH#10618
   508  func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
   509  	mountstr1 := randomUnixTmpDirPath("test1") + ":/someplace"
   510  	mountstr2 := randomUnixTmpDirPath("test2") + ":/someplace"
   511  
   512  	cmd := exec.Command(dockerBinary, "run", "-v", mountstr1, "-v", mountstr2, "busybox", "true")
   513  	if out, _, err := runCommandWithOutput(cmd); err == nil {
   514  		c.Fatal("Expected error about duplicate volume definitions")
   515  	} else {
   516  		if !strings.Contains(out, "Duplicate bind mount") {
   517  			c.Fatalf("Expected 'duplicate volume' error, got %v", err)
   518  		}
   519  	}
   520  }
   521  
   522  // Test for #1351
   523  func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
   524  	cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "touch", "/test/foo")
   525  	if _, err := runCommand(cmd); err != nil {
   526  		c.Fatal(err)
   527  	}
   528  
   529  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "-v", "/test", "busybox", "cat", "/test/foo")
   530  	if out, _, err := runCommandWithOutput(cmd); err != nil {
   531  		c.Fatal(out, err)
   532  	}
   533  }
   534  
   535  func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
   536  	cmd := exec.Command(dockerBinary, "run", "--name", "parent1", "-v", "/test", "busybox", "touch", "/test/foo")
   537  	if _, err := runCommand(cmd); err != nil {
   538  		c.Fatal(err)
   539  	}
   540  
   541  	cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/other", "busybox", "touch", "/other/bar")
   542  	if _, err := runCommand(cmd); err != nil {
   543  		c.Fatal(err)
   544  	}
   545  
   546  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent1", "--volumes-from", "parent2",
   547  		"busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
   548  	if _, err := runCommand(cmd); err != nil {
   549  		c.Fatal(err)
   550  	}
   551  }
   552  
   553  // this tests verifies the ID format for the container
   554  func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
   555  	cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
   556  	out, exit, err := runCommandWithOutput(cmd)
   557  	if err != nil {
   558  		c.Fatal(err)
   559  	}
   560  	if exit != 0 {
   561  		c.Fatalf("expected exit code 0 received %d", exit)
   562  	}
   563  	match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
   564  	if err != nil {
   565  		c.Fatal(err)
   566  	}
   567  	if !match {
   568  		c.Fatalf("Invalid container ID: %s", out)
   569  	}
   570  }
   571  
   572  // Test that creating a container with a volume doesn't crash. Regression test for #995.
   573  func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
   574  	cmd := exec.Command(dockerBinary, "run", "-v", "/var/lib/data", "busybox", "true")
   575  	if _, err := runCommand(cmd); err != nil {
   576  		c.Fatal(err)
   577  	}
   578  }
   579  
   580  // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
   581  // Note that this bug happens only with symlinks with a target that starts with '/'.
   582  func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
   583  	image := "docker-test-createvolumewithsymlink"
   584  
   585  	buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
   586  	buildCmd.Stdin = strings.NewReader(`FROM busybox
   587  		RUN ln -s home /bar`)
   588  	buildCmd.Dir = workingDirectory
   589  	err := buildCmd.Run()
   590  	if err != nil {
   591  		c.Fatalf("could not build '%s': %v", image, err)
   592  	}
   593  
   594  	cmd := exec.Command(dockerBinary, "run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
   595  	exitCode, err := runCommand(cmd)
   596  	if err != nil || exitCode != 0 {
   597  		c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
   598  	}
   599  
   600  	var volPath string
   601  	cmd = exec.Command(dockerBinary, "inspect", "-f", "{{range .Volumes}}{{.}}{{end}}", "test-createvolumewithsymlink")
   602  	volPath, exitCode, err = runCommandWithOutput(cmd)
   603  	if err != nil || exitCode != 0 {
   604  		c.Fatalf("[inspect] err: %v, exitcode: %d", err, exitCode)
   605  	}
   606  
   607  	cmd = exec.Command(dockerBinary, "rm", "-v", "test-createvolumewithsymlink")
   608  	exitCode, err = runCommand(cmd)
   609  	if err != nil || exitCode != 0 {
   610  		c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
   611  	}
   612  
   613  	f, err := os.Open(volPath)
   614  	defer f.Close()
   615  	if !os.IsNotExist(err) {
   616  		c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
   617  	}
   618  }
   619  
   620  // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
   621  func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
   622  	name := "docker-test-volumesfromsymlinkpath"
   623  
   624  	buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
   625  	buildCmd.Stdin = strings.NewReader(`FROM busybox
   626  		RUN ln -s home /foo
   627  		VOLUME ["/foo/bar"]`)
   628  	buildCmd.Dir = workingDirectory
   629  	err := buildCmd.Run()
   630  	if err != nil {
   631  		c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
   632  	}
   633  
   634  	cmd := exec.Command(dockerBinary, "run", "--name", "test-volumesfromsymlinkpath", name)
   635  	exitCode, err := runCommand(cmd)
   636  	if err != nil || exitCode != 0 {
   637  		c.Fatalf("[run] (volume) err: %v, exitcode: %d", err, exitCode)
   638  	}
   639  
   640  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls /foo | grep -q bar")
   641  	exitCode, err = runCommand(cmd)
   642  	if err != nil || exitCode != 0 {
   643  		c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
   644  	}
   645  }
   646  
   647  func (s *DockerSuite) TestRunExitCode(c *check.C) {
   648  	cmd := exec.Command(dockerBinary, "run", "busybox", "/bin/sh", "-c", "exit 72")
   649  
   650  	exit, err := runCommand(cmd)
   651  	if err == nil {
   652  		c.Fatal("should not have a non nil error")
   653  	}
   654  	if exit != 72 {
   655  		c.Fatalf("expected exit code 72 received %d", exit)
   656  	}
   657  }
   658  
   659  func (s *DockerSuite) TestRunUserDefaultsToRoot(c *check.C) {
   660  	cmd := exec.Command(dockerBinary, "run", "busybox", "id")
   661  	out, _, err := runCommandWithOutput(cmd)
   662  	if err != nil {
   663  		c.Fatal(err, out)
   664  	}
   665  	if !strings.Contains(out, "uid=0(root) gid=0(root)") {
   666  		c.Fatalf("expected root user got %s", out)
   667  	}
   668  }
   669  
   670  func (s *DockerSuite) TestRunUserByName(c *check.C) {
   671  	cmd := exec.Command(dockerBinary, "run", "-u", "root", "busybox", "id")
   672  	out, _, err := runCommandWithOutput(cmd)
   673  	if err != nil {
   674  		c.Fatal(err, out)
   675  	}
   676  	if !strings.Contains(out, "uid=0(root) gid=0(root)") {
   677  		c.Fatalf("expected root user got %s", out)
   678  	}
   679  }
   680  
   681  func (s *DockerSuite) TestRunUserByID(c *check.C) {
   682  	cmd := exec.Command(dockerBinary, "run", "-u", "1", "busybox", "id")
   683  	out, _, err := runCommandWithOutput(cmd)
   684  	if err != nil {
   685  		c.Fatal(err, out)
   686  	}
   687  	if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
   688  		c.Fatalf("expected daemon user got %s", out)
   689  	}
   690  }
   691  
   692  func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
   693  	cmd := exec.Command(dockerBinary, "run", "-u", "2147483648", "busybox", "id")
   694  	out, _, err := runCommandWithOutput(cmd)
   695  	if err == nil {
   696  		c.Fatal("No error, but must be.", out)
   697  	}
   698  	if !strings.Contains(out, "Uids and gids must be in range") {
   699  		c.Fatalf("expected error about uids range, got %s", out)
   700  	}
   701  }
   702  
   703  func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
   704  	cmd := exec.Command(dockerBinary, "run", "-u", "-1", "busybox", "id")
   705  	out, _, err := runCommandWithOutput(cmd)
   706  	if err == nil {
   707  		c.Fatal("No error, but must be.", out)
   708  	}
   709  	if !strings.Contains(out, "Uids and gids must be in range") {
   710  		c.Fatalf("expected error about uids range, got %s", out)
   711  	}
   712  }
   713  
   714  func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
   715  	cmd := exec.Command(dockerBinary, "run", "-u", "0", "busybox", "id")
   716  	out, _, err := runCommandWithOutput(cmd)
   717  	if err != nil {
   718  		c.Fatal(err, out)
   719  	}
   720  	if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
   721  		c.Fatalf("expected daemon user got %s", out)
   722  	}
   723  }
   724  
   725  func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
   726  	cmd := exec.Command(dockerBinary, "run", "-u", "notme", "busybox", "id")
   727  	_, err := runCommand(cmd)
   728  	if err == nil {
   729  		c.Fatal("unknown user should cause container to fail")
   730  	}
   731  }
   732  
   733  func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
   734  	group := sync.WaitGroup{}
   735  	group.Add(2)
   736  
   737  	errChan := make(chan error, 2)
   738  	for i := 0; i < 2; i++ {
   739  		go func() {
   740  			defer group.Done()
   741  			cmd := exec.Command(dockerBinary, "run", "busybox", "sleep", "2")
   742  			_, err := runCommand(cmd)
   743  			errChan <- err
   744  		}()
   745  	}
   746  
   747  	group.Wait()
   748  	close(errChan)
   749  
   750  	for err := range errChan {
   751  		c.Assert(err, check.IsNil)
   752  	}
   753  }
   754  
   755  func (s *DockerSuite) TestRunEnvironment(c *check.C) {
   756  	cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
   757  	cmd.Env = append(os.Environ(),
   758  		"TRUE=false",
   759  		"TRICKY=tri\ncky\n",
   760  	)
   761  
   762  	out, _, err := runCommandWithOutput(cmd)
   763  	if err != nil {
   764  		c.Fatal(err, out)
   765  	}
   766  
   767  	actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
   768  	actualEnv := []string{}
   769  	for i := range actualEnvLxc {
   770  		if actualEnvLxc[i] != "container=lxc" {
   771  			actualEnv = append(actualEnv, actualEnvLxc[i])
   772  		}
   773  	}
   774  	sort.Strings(actualEnv)
   775  
   776  	goodEnv := []string{
   777  		"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
   778  		"HOSTNAME=testing",
   779  		"FALSE=true",
   780  		"TRUE=false",
   781  		"TRICKY=tri",
   782  		"cky",
   783  		"",
   784  		"HOME=/root",
   785  	}
   786  	sort.Strings(goodEnv)
   787  	if len(goodEnv) != len(actualEnv) {
   788  		c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
   789  	}
   790  	for i := range goodEnv {
   791  		if actualEnv[i] != goodEnv[i] {
   792  			c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
   793  		}
   794  	}
   795  }
   796  
   797  func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
   798  	// Test to make sure that when we use -e on env vars that are
   799  	// not set in our local env that they're removed (if present) in
   800  	// the container
   801  
   802  	cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
   803  	cmd.Env = appendBaseEnv([]string{})
   804  
   805  	out, _, err := runCommandWithOutput(cmd)
   806  	if err != nil {
   807  		c.Fatal(err, out)
   808  	}
   809  
   810  	actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
   811  	actualEnv := []string{}
   812  	for i := range actualEnvLxc {
   813  		if actualEnvLxc[i] != "container=lxc" {
   814  			actualEnv = append(actualEnv, actualEnvLxc[i])
   815  		}
   816  	}
   817  	sort.Strings(actualEnv)
   818  
   819  	goodEnv := []string{
   820  		"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
   821  		"HOME=/root",
   822  	}
   823  	sort.Strings(goodEnv)
   824  	if len(goodEnv) != len(actualEnv) {
   825  		c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
   826  	}
   827  	for i := range goodEnv {
   828  		if actualEnv[i] != goodEnv[i] {
   829  			c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
   830  		}
   831  	}
   832  }
   833  
   834  func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
   835  	// Test to make sure that when we use -e on env vars that are
   836  	// already in the env that we're overriding them
   837  
   838  	cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
   839  	cmd.Env = appendBaseEnv([]string{"HOSTNAME=bar"})
   840  
   841  	out, _, err := runCommandWithOutput(cmd)
   842  	if err != nil {
   843  		c.Fatal(err, out)
   844  	}
   845  
   846  	actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
   847  	actualEnv := []string{}
   848  	for i := range actualEnvLxc {
   849  		if actualEnvLxc[i] != "container=lxc" {
   850  			actualEnv = append(actualEnv, actualEnvLxc[i])
   851  		}
   852  	}
   853  	sort.Strings(actualEnv)
   854  
   855  	goodEnv := []string{
   856  		"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
   857  		"HOME=/root2",
   858  		"HOSTNAME=bar",
   859  	}
   860  	sort.Strings(goodEnv)
   861  	if len(goodEnv) != len(actualEnv) {
   862  		c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
   863  	}
   864  	for i := range goodEnv {
   865  		if actualEnv[i] != goodEnv[i] {
   866  			c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
   867  		}
   868  	}
   869  }
   870  
   871  func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
   872  	cmd := exec.Command(dockerBinary, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
   873  	if _, err := runCommand(cmd); err != nil {
   874  		c.Fatal(err)
   875  	}
   876  }
   877  
   878  // Issue #4681
   879  func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
   880  	cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
   881  	if _, err := runCommand(cmd); err != nil {
   882  		c.Fatal(err)
   883  	}
   884  }
   885  
   886  func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
   887  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", "linked", "busybox", "true"))
   888  	if err != nil {
   889  		c.Fatalf("Failed with errors: %s, %v", out, err)
   890  	}
   891  	cmd := exec.Command(dockerBinary, "run", "--net=host", "--link", "linked:linked", "busybox", "true")
   892  	_, _, err = runCommandWithOutput(cmd)
   893  	if err == nil {
   894  		c.Fatal("Expected error")
   895  	}
   896  }
   897  
   898  func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
   899  	cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
   900  	out, _, err := runCommandWithOutput(cmd)
   901  	if err != nil {
   902  		c.Fatal(err, out)
   903  	}
   904  
   905  	var (
   906  		count = 0
   907  		parts = strings.Split(out, "\n")
   908  	)
   909  
   910  	for _, l := range parts {
   911  		if l != "" {
   912  			count++
   913  		}
   914  	}
   915  
   916  	if count != 1 {
   917  		c.Fatalf("Wrong interface count in container %d", count)
   918  	}
   919  
   920  	if !strings.HasPrefix(out, "1: lo") {
   921  		c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
   922  	}
   923  }
   924  
   925  // #7851 hostname outside container shows FQDN, inside only shortname
   926  // For testing purposes it is not required to set host's hostname directly
   927  // and use "--net=host" (as the original issue submitter did), as the same
   928  // codepath is executed with "docker run -h <hostname>".  Both were manually
   929  // tested, but this testcase takes the simpler path of using "run -h .."
   930  func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
   931  	cmd := exec.Command(dockerBinary, "run", "-h", "foo.bar.baz", "busybox", "hostname")
   932  	out, _, err := runCommandWithOutput(cmd)
   933  	if err != nil {
   934  		c.Fatal(err, out)
   935  	}
   936  
   937  	if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
   938  		c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
   939  	}
   940  }
   941  
   942  func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
   943  	cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
   944  	out, _, err := runCommandWithOutput(cmd)
   945  	if err != nil {
   946  		c.Fatal(err)
   947  	}
   948  
   949  	if actual := strings.Trim(out, "\r\n"); actual != "ok" {
   950  		c.Fatalf("expected output ok received %s", actual)
   951  	}
   952  }
   953  
   954  func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
   955  	cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
   956  	out, _, err := runCommandWithOutput(cmd)
   957  	if err != nil {
   958  		c.Fatal(err)
   959  	}
   960  
   961  	if actual := strings.Trim(out, "\r\n"); actual != "ok" {
   962  		c.Fatalf("expected output ok received %s", actual)
   963  	}
   964  }
   965  
   966  func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
   967  	cmd := exec.Command(dockerBinary, "run", "--cap-drop=CHPASS", "busybox", "ls")
   968  	out, _, err := runCommandWithOutput(cmd)
   969  	if err == nil {
   970  		c.Fatal(err, out)
   971  	}
   972  }
   973  
   974  func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
   975  	cmd := exec.Command(dockerBinary, "run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
   976  	out, _, err := runCommandWithOutput(cmd)
   977  	if err == nil {
   978  		c.Fatal(err, out)
   979  	}
   980  
   981  	if actual := strings.Trim(out, "\r\n"); actual == "ok" {
   982  		c.Fatalf("expected output not ok received %s", actual)
   983  	}
   984  }
   985  
   986  func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
   987  	cmd := exec.Command(dockerBinary, "run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
   988  	out, _, err := runCommandWithOutput(cmd)
   989  	if err == nil {
   990  		c.Fatal(err, out)
   991  	}
   992  
   993  	if actual := strings.Trim(out, "\r\n"); actual == "ok" {
   994  		c.Fatalf("expected output not ok received %s", actual)
   995  	}
   996  }
   997  
   998  func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
   999  	cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  1000  	out, _, err := runCommandWithOutput(cmd)
  1001  	if err == nil {
  1002  		c.Fatal(err, out)
  1003  	}
  1004  
  1005  	if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  1006  		c.Fatalf("expected output not ok received %s", actual)
  1007  	}
  1008  }
  1009  
  1010  func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  1011  	cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  1012  	out, _, err := runCommandWithOutput(cmd)
  1013  	if err != nil {
  1014  		c.Fatal(err, out)
  1015  	}
  1016  
  1017  	if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  1018  		c.Fatalf("expected output ok received %s", actual)
  1019  	}
  1020  }
  1021  
  1022  func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  1023  	cmd := exec.Command(dockerBinary, "run", "--cap-add=CHPASS", "busybox", "ls")
  1024  	out, _, err := runCommandWithOutput(cmd)
  1025  	if err == nil {
  1026  		c.Fatal(err, out)
  1027  	}
  1028  }
  1029  
  1030  func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  1031  	cmd := exec.Command(dockerBinary, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  1032  	out, _, err := runCommandWithOutput(cmd)
  1033  	if err != nil {
  1034  		c.Fatal(err, out)
  1035  	}
  1036  
  1037  	if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  1038  		c.Fatalf("expected output ok received %s", actual)
  1039  	}
  1040  }
  1041  
  1042  func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  1043  	cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  1044  	out, _, err := runCommandWithOutput(cmd)
  1045  	if err != nil {
  1046  		c.Fatal(err, out)
  1047  	}
  1048  
  1049  	if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  1050  		c.Fatalf("expected output ok received %s", actual)
  1051  	}
  1052  }
  1053  
  1054  func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  1055  	cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  1056  	out, _, err := runCommandWithOutput(cmd)
  1057  	if err == nil {
  1058  		c.Fatal(err, out)
  1059  	}
  1060  
  1061  	if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  1062  		c.Fatalf("expected output not ok received %s", actual)
  1063  	}
  1064  }
  1065  
  1066  func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  1067  	cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  1068  	out, _, err := runCommandWithOutput(cmd)
  1069  	if err != nil {
  1070  		c.Fatal(err)
  1071  	}
  1072  
  1073  	if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  1074  		c.Fatalf("expected output ok received %s", actual)
  1075  	}
  1076  }
  1077  
  1078  func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  1079  	cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  1080  	out, _, err := runCommandWithOutput(cmd)
  1081  	if err == nil {
  1082  		c.Fatal(err, out)
  1083  	}
  1084  
  1085  	if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  1086  		c.Fatalf("expected output not ok received %s", actual)
  1087  	}
  1088  }
  1089  
  1090  func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  1091  	cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/sys/kernel/profiling")
  1092  	if code, err := runCommand(cmd); err == nil || code == 0 {
  1093  		c.Fatal("sys should not be writable in a non privileged container")
  1094  	}
  1095  }
  1096  
  1097  func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  1098  	cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/sys/kernel/profiling")
  1099  	if code, err := runCommand(cmd); err != nil || code != 0 {
  1100  		c.Fatalf("sys should be writable in privileged container")
  1101  	}
  1102  }
  1103  
  1104  func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  1105  	cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/proc/sysrq-trigger")
  1106  	if code, err := runCommand(cmd); err == nil || code == 0 {
  1107  		c.Fatal("proc should not be writable in a non privileged container")
  1108  	}
  1109  }
  1110  
  1111  func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  1112  	cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger")
  1113  	if code, err := runCommand(cmd); err != nil || code != 0 {
  1114  		c.Fatalf("proc should be writable in privileged container")
  1115  	}
  1116  }
  1117  
  1118  func (s *DockerSuite) TestRunWithCpuPeriod(c *check.C) {
  1119  	runCmd := exec.Command(dockerBinary, "run", "--cpu-period", "50000", "--name", "test", "busybox", "true")
  1120  	out, _, _, err := runCommandWithStdoutStderr(runCmd)
  1121  	if err != nil {
  1122  		c.Fatalf("failed to run container: %v, output: %q", err, out)
  1123  	}
  1124  	out = strings.TrimSpace(out)
  1125  	if strings.Contains(out, "Your kernel does not support CPU cfs period") {
  1126  		c.Skip("Your kernel does not support CPU cfs period, skip this test")
  1127  	}
  1128  
  1129  	out, err = inspectField("test", "HostConfig.CpuPeriod")
  1130  	c.Assert(err, check.IsNil)
  1131  	if out != "50000" {
  1132  		c.Errorf("setting the CPU CFS period failed")
  1133  	}
  1134  }
  1135  
  1136  func (s *DockerSuite) TestRunWithCpuset(c *check.C) {
  1137  	cmd := exec.Command(dockerBinary, "run", "--cpuset", "0", "busybox", "true")
  1138  	if code, err := runCommand(cmd); err != nil || code != 0 {
  1139  		c.Fatalf("container should run successfully with cpuset of 0: %s", err)
  1140  	}
  1141  }
  1142  
  1143  func (s *DockerSuite) TestRunWithCpusetCpus(c *check.C) {
  1144  	cmd := exec.Command(dockerBinary, "run", "--cpuset-cpus", "0", "busybox", "true")
  1145  	if code, err := runCommand(cmd); err != nil || code != 0 {
  1146  		c.Fatalf("container should run successfully with cpuset-cpus of 0: %s", err)
  1147  	}
  1148  }
  1149  
  1150  func (s *DockerSuite) TestRunWithCpusetMems(c *check.C) {
  1151  	cmd := exec.Command(dockerBinary, "run", "--cpuset-mems", "0", "busybox", "true")
  1152  	if code, err := runCommand(cmd); err != nil || code != 0 {
  1153  		c.Fatalf("container should run successfully with cpuset-mems of 0: %s", err)
  1154  	}
  1155  }
  1156  
  1157  func (s *DockerSuite) TestRunWithBlkioWeight(c *check.C) {
  1158  	cmd := exec.Command(dockerBinary, "run", "--blkio-weight", "300", "busybox", "true")
  1159  	if code, err := runCommand(cmd); err != nil || code != 0 {
  1160  		c.Fatalf("container should run successfully with blkio-weight of 300: %s", err)
  1161  	}
  1162  }
  1163  
  1164  func (s *DockerSuite) TestRunWithBlkioInvalidWeight(c *check.C) {
  1165  	cmd := exec.Command(dockerBinary, "run", "--blkio-weight", "5", "busybox", "true")
  1166  	if _, err := runCommand(cmd); err == nil {
  1167  		c.Fatalf("run with invalid blkio-weight should failed")
  1168  	}
  1169  }
  1170  
  1171  func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  1172  	cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  1173  	out, _, err := runCommandWithOutput(cmd)
  1174  	if err != nil {
  1175  		c.Fatal(err, out)
  1176  	}
  1177  	deviceLineFields := strings.Fields(out)
  1178  	deviceLineFields[6] = ""
  1179  	deviceLineFields[7] = ""
  1180  	deviceLineFields[8] = ""
  1181  	expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  1182  
  1183  	if !(reflect.DeepEqual(deviceLineFields, expected)) {
  1184  		c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  1185  	}
  1186  }
  1187  
  1188  func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  1189  	cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  1190  	out, _, err := runCommandWithOutput(cmd)
  1191  	if err != nil {
  1192  		c.Fatal(err, out)
  1193  	}
  1194  
  1195  	if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  1196  		c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  1197  	}
  1198  }
  1199  
  1200  func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  1201  	cmd := exec.Command(dockerBinary, "run", "busybox", "chroot", "/", "true")
  1202  	if _, err := runCommand(cmd); err != nil {
  1203  		c.Fatal(err)
  1204  	}
  1205  }
  1206  
  1207  func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  1208  	cmd := exec.Command(dockerBinary, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  1209  	out, _, err := runCommandWithOutput(cmd)
  1210  	if err != nil {
  1211  		c.Fatal(err, out)
  1212  	}
  1213  
  1214  	if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  1215  		c.Fatalf("expected output /dev/nulo, received %s", actual)
  1216  	}
  1217  }
  1218  
  1219  func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1220  	testRequires(c, SameHostDaemon)
  1221  
  1222  	cmd := exec.Command(dockerBinary, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1223  	out, _, err := runCommandWithOutput(cmd)
  1224  	if err != nil {
  1225  		c.Fatal(err, out)
  1226  	}
  1227  
  1228  	if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1229  		c.Fatalf("expected 'testhostname', but says: %q", actual)
  1230  	}
  1231  
  1232  	cmd = exec.Command(dockerBinary, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1233  
  1234  	out, _, err = runCommandWithOutput(cmd)
  1235  	if err != nil {
  1236  		c.Fatal(err, out)
  1237  	}
  1238  	hostname, err := os.Hostname()
  1239  	if err != nil {
  1240  		c.Fatal(err)
  1241  	}
  1242  	if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1243  		c.Fatalf("expected %q, but says: %q", hostname, actual)
  1244  	}
  1245  }
  1246  
  1247  func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1248  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--workdir", "/", "busybox", "pwd"))
  1249  	if err != nil {
  1250  		c.Fatalf("Failed with errors: %s, %v", out, err)
  1251  	}
  1252  	if out != "/\n" {
  1253  		c.Fatalf("pwd returned %q (expected /\\n)", s)
  1254  	}
  1255  }
  1256  
  1257  func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1258  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/:/host", "busybox", "ls", "/host"))
  1259  	if err != nil {
  1260  		c.Fatalf("Failed with errors: %s, %v", out, err)
  1261  	}
  1262  }
  1263  
  1264  func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1265  	cmd := exec.Command(dockerBinary, "run", "-v", "/:/", "busybox", "ls", "/host")
  1266  	out, _, err := runCommandWithOutput(cmd)
  1267  	if err == nil {
  1268  		c.Fatal(out, err)
  1269  	}
  1270  }
  1271  
  1272  // Verify that a container gets default DNS when only localhost resolvers exist
  1273  func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1274  	testRequires(c, SameHostDaemon)
  1275  
  1276  	// preserve original resolv.conf for restoring after test
  1277  	origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1278  	if os.IsNotExist(err) {
  1279  		c.Fatalf("/etc/resolv.conf does not exist")
  1280  	}
  1281  	// defer restored original conf
  1282  	defer func() {
  1283  		if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1284  			c.Fatal(err)
  1285  		}
  1286  	}()
  1287  
  1288  	// test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1289  	// 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1290  	// GetNameservers(), leading to a replacement of nameservers with the default set
  1291  	tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1292  	if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1293  		c.Fatal(err)
  1294  	}
  1295  
  1296  	cmd := exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1297  
  1298  	actual, _, err := runCommandWithOutput(cmd)
  1299  	if err != nil {
  1300  		c.Fatal(err, actual)
  1301  	}
  1302  
  1303  	// check that the actual defaults are appended to the commented out
  1304  	// localhost resolver (which should be preserved)
  1305  	// NOTE: if we ever change the defaults from google dns, this will break
  1306  	expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1307  	if actual != expected {
  1308  		c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1309  	}
  1310  }
  1311  
  1312  func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1313  	cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1314  
  1315  	out, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1316  	if err != nil {
  1317  		c.Fatal(err, out)
  1318  	}
  1319  
  1320  	// The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1321  	if !strings.Contains(stderr, "Localhost DNS setting") {
  1322  		c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1323  	}
  1324  
  1325  	actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1326  	if actual != "nameserver 127.0.0.1 search mydomain" {
  1327  		c.Fatalf("expected 'nameserver 127.0.0.1 search mydomain', but says: %q", actual)
  1328  	}
  1329  
  1330  	cmd = exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=.", "busybox", "cat", "/etc/resolv.conf")
  1331  
  1332  	out, _, _, err = runCommandWithStdoutStderr(cmd)
  1333  	if err != nil {
  1334  		c.Fatal(err, out)
  1335  	}
  1336  
  1337  	actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1338  	if actual != "nameserver 127.0.0.1" {
  1339  		c.Fatalf("expected 'nameserver 127.0.0.1', but says: %q", actual)
  1340  	}
  1341  }
  1342  
  1343  func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1344  	testRequires(c, SameHostDaemon)
  1345  
  1346  	origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1347  	if os.IsNotExist(err) {
  1348  		c.Fatalf("/etc/resolv.conf does not exist")
  1349  	}
  1350  
  1351  	hostNamservers := resolvconf.GetNameservers(origResolvConf)
  1352  	hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1353  
  1354  	var out string
  1355  	cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1356  	if out, _, _, err = runCommandWithStdoutStderr(cmd); err != nil {
  1357  		c.Fatal(err, out)
  1358  	}
  1359  
  1360  	if actualNameservers := resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "127.0.0.1" {
  1361  		c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1362  	}
  1363  
  1364  	actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1365  	if len(actualSearch) != len(hostSearch) {
  1366  		c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1367  	}
  1368  	for i := range actualSearch {
  1369  		if actualSearch[i] != hostSearch[i] {
  1370  			c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1371  		}
  1372  	}
  1373  
  1374  	cmd = exec.Command(dockerBinary, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1375  
  1376  	if out, _, err = runCommandWithOutput(cmd); err != nil {
  1377  		c.Fatal(err, out)
  1378  	}
  1379  
  1380  	actualNameservers := resolvconf.GetNameservers([]byte(out))
  1381  	if len(actualNameservers) != len(hostNamservers) {
  1382  		c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1383  	}
  1384  	for i := range actualNameservers {
  1385  		if actualNameservers[i] != hostNamservers[i] {
  1386  			c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1387  		}
  1388  	}
  1389  
  1390  	if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1391  		c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1392  	}
  1393  
  1394  	// test with file
  1395  	tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1396  	if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1397  		c.Fatal(err)
  1398  	}
  1399  	// put the old resolvconf back
  1400  	defer func() {
  1401  		if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1402  			c.Fatal(err)
  1403  		}
  1404  	}()
  1405  
  1406  	resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1407  	if os.IsNotExist(err) {
  1408  		c.Fatalf("/etc/resolv.conf does not exist")
  1409  	}
  1410  
  1411  	hostNamservers = resolvconf.GetNameservers(resolvConf)
  1412  	hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1413  
  1414  	cmd = exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1415  
  1416  	if out, _, err = runCommandWithOutput(cmd); err != nil {
  1417  		c.Fatal(err, out)
  1418  	}
  1419  
  1420  	if actualNameservers = resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1421  		c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1422  	}
  1423  
  1424  	actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1425  	if len(actualSearch) != len(hostSearch) {
  1426  		c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1427  	}
  1428  	for i := range actualSearch {
  1429  		if actualSearch[i] != hostSearch[i] {
  1430  			c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1431  		}
  1432  	}
  1433  }
  1434  
  1435  // Test to see if a non-root user can resolve a DNS name and reach out to it. Also
  1436  // check if the container resolv.conf file has atleast 0644 perm.
  1437  func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1438  	testRequires(c, SameHostDaemon)
  1439  	testRequires(c, Network)
  1440  
  1441  	cmd := exec.Command(dockerBinary, "run", "--name=testperm", "--user=default", "busybox", "ping", "-c", "1", "www.docker.io")
  1442  	if out, err := runCommand(cmd); err != nil {
  1443  		c.Fatal(err, out)
  1444  	}
  1445  
  1446  	cID, err := getIDByName("testperm")
  1447  	if err != nil {
  1448  		c.Fatal(err)
  1449  	}
  1450  
  1451  	fmode := (os.FileMode)(0644)
  1452  	finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1453  	if err != nil {
  1454  		c.Fatal(err)
  1455  	}
  1456  
  1457  	if (finfo.Mode() & fmode) != fmode {
  1458  		c.Fatalf("Expected container resolv.conf mode to be atleast %s, instead got %s", fmode.String(), finfo.Mode().String())
  1459  	}
  1460  }
  1461  
  1462  // Test if container resolv.conf gets updated the next time it restarts
  1463  // if host /etc/resolv.conf has changed. This only applies if the container
  1464  // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1465  func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1466  	testRequires(c, SameHostDaemon)
  1467  
  1468  	tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78")
  1469  	tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1470  
  1471  	//take a copy of resolv.conf for restoring after test completes
  1472  	resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1473  	if err != nil {
  1474  		c.Fatal(err)
  1475  	}
  1476  
  1477  	// This test case is meant to test monitoring resolv.conf when it is
  1478  	// a regular file not a bind mounc. So we unmount resolv.conf and replace
  1479  	// it with a file containing the original settings.
  1480  	cmd := exec.Command("umount", "/etc/resolv.conf")
  1481  	if _, err = runCommand(cmd); err != nil {
  1482  		c.Fatal(err)
  1483  	}
  1484  
  1485  	//cleanup
  1486  	defer func() {
  1487  		if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1488  			c.Fatal(err)
  1489  		}
  1490  	}()
  1491  
  1492  	//1. test that a restarting container gets an updated resolv.conf
  1493  	cmd = exec.Command(dockerBinary, "run", "--name='first'", "busybox", "true")
  1494  	if _, err := runCommand(cmd); err != nil {
  1495  		c.Fatal(err)
  1496  	}
  1497  	containerID1, err := getIDByName("first")
  1498  	if err != nil {
  1499  		c.Fatal(err)
  1500  	}
  1501  
  1502  	// replace resolv.conf with our temporary copy
  1503  	bytesResolvConf := []byte(tmpResolvConf)
  1504  	if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1505  		c.Fatal(err)
  1506  	}
  1507  
  1508  	// start the container again to pickup changes
  1509  	cmd = exec.Command(dockerBinary, "start", "first")
  1510  	if out, err := runCommand(cmd); err != nil {
  1511  		c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1512  	}
  1513  
  1514  	// check for update in container
  1515  	containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1516  	if err != nil {
  1517  		c.Fatal(err)
  1518  	}
  1519  	if !bytes.Equal(containerResolv, bytesResolvConf) {
  1520  		c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1521  	}
  1522  
  1523  	/* 	//make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1524  	   	if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1525  	   		c.Fatal(err)
  1526  	   	} */
  1527  	//2. test that a restarting container does not receive resolv.conf updates
  1528  	//   if it modified the container copy of the starting point resolv.conf
  1529  	cmd = exec.Command(dockerBinary, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1530  	if _, err = runCommand(cmd); err != nil {
  1531  		c.Fatal(err)
  1532  	}
  1533  	containerID2, err := getIDByName("second")
  1534  	if err != nil {
  1535  		c.Fatal(err)
  1536  	}
  1537  
  1538  	//make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1539  	if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1540  		c.Fatal(err)
  1541  	}
  1542  
  1543  	// start the container again
  1544  	cmd = exec.Command(dockerBinary, "start", "second")
  1545  	if out, err := runCommand(cmd); err != nil {
  1546  		c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1547  	}
  1548  
  1549  	// check for update in container
  1550  	containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1551  	if err != nil {
  1552  		c.Fatal(err)
  1553  	}
  1554  
  1555  	if bytes.Equal(containerResolv, resolvConfSystem) {
  1556  		c.Fatalf("Restarting  a container after container updated resolv.conf should not pick up host changes; expected %q, got %q", string(containerResolv), string(resolvConfSystem))
  1557  	}
  1558  
  1559  	//3. test that a running container's resolv.conf is not modified while running
  1560  	cmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1561  	out, _, err := runCommandWithOutput(cmd)
  1562  	if err != nil {
  1563  		c.Fatal(err)
  1564  	}
  1565  	runningContainerID := strings.TrimSpace(out)
  1566  
  1567  	// replace resolv.conf
  1568  	if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1569  		c.Fatal(err)
  1570  	}
  1571  
  1572  	// check for update in container
  1573  	containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1574  	if err != nil {
  1575  		c.Fatal(err)
  1576  	}
  1577  
  1578  	if bytes.Equal(containerResolv, bytesResolvConf) {
  1579  		c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1580  	}
  1581  
  1582  	//4. test that a running container's resolv.conf is updated upon restart
  1583  	//   (the above container is still running..)
  1584  	cmd = exec.Command(dockerBinary, "restart", runningContainerID)
  1585  	if _, err = runCommand(cmd); err != nil {
  1586  		c.Fatal(err)
  1587  	}
  1588  
  1589  	// check for update in container
  1590  	containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1591  	if err != nil {
  1592  		c.Fatal(err)
  1593  	}
  1594  	if !bytes.Equal(containerResolv, bytesResolvConf) {
  1595  		c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1596  	}
  1597  
  1598  	//5. test that additions of a localhost resolver are cleaned from
  1599  	//   host resolv.conf before updating container's resolv.conf copies
  1600  
  1601  	// replace resolv.conf with a localhost-only nameserver copy
  1602  	bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1603  	if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1604  		c.Fatal(err)
  1605  	}
  1606  
  1607  	// start the container again to pickup changes
  1608  	cmd = exec.Command(dockerBinary, "start", "first")
  1609  	if out, err := runCommand(cmd); err != nil {
  1610  		c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1611  	}
  1612  
  1613  	// our first exited container ID should have been updated, but with default DNS
  1614  	// after the cleanup of resolv.conf found only a localhost nameserver:
  1615  	containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1616  	if err != nil {
  1617  		c.Fatal(err)
  1618  	}
  1619  
  1620  	expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1621  	if !bytes.Equal(containerResolv, []byte(expected)) {
  1622  		c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1623  	}
  1624  
  1625  	//6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1626  	//   of containers' resolv.conf.
  1627  
  1628  	// Restore the original resolv.conf
  1629  	if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1630  		c.Fatal(err)
  1631  	}
  1632  
  1633  	// Run the container so it picks up the old settings
  1634  	cmd = exec.Command(dockerBinary, "run", "--name='third'", "busybox", "true")
  1635  	if _, err := runCommand(cmd); err != nil {
  1636  		c.Fatal(err)
  1637  	}
  1638  	containerID3, err := getIDByName("third")
  1639  	if err != nil {
  1640  		c.Fatal(err)
  1641  	}
  1642  
  1643  	// Create a modified resolv.conf.aside and override resolv.conf with it
  1644  	bytesResolvConf = []byte(tmpResolvConf)
  1645  	if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1646  		c.Fatal(err)
  1647  	}
  1648  
  1649  	err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1650  	if err != nil {
  1651  		c.Fatal(err)
  1652  	}
  1653  
  1654  	// start the container again to pickup changes
  1655  	cmd = exec.Command(dockerBinary, "start", "third")
  1656  	if out, err := runCommand(cmd); err != nil {
  1657  		c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1658  	}
  1659  
  1660  	// check for update in container
  1661  	containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1662  	if err != nil {
  1663  		c.Fatal(err)
  1664  	}
  1665  	if !bytes.Equal(containerResolv, bytesResolvConf) {
  1666  		c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1667  	}
  1668  
  1669  	//cleanup, restore original resolv.conf happens in defer func()
  1670  }
  1671  
  1672  func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1673  	cmd := exec.Command(dockerBinary, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1674  
  1675  	out, _, err := runCommandWithOutput(cmd)
  1676  	if err != nil {
  1677  		c.Fatal(err, out)
  1678  	}
  1679  
  1680  	actual := strings.Trim(out, "\r\n")
  1681  	if actual != "86.75.30.9\textra" {
  1682  		c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1683  	}
  1684  }
  1685  
  1686  // Regression test for #6983
  1687  func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1688  	cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stderr", "busybox", "true")
  1689  	exitCode, err := runCommand(cmd)
  1690  	if err != nil {
  1691  		c.Fatal(err)
  1692  	} else if exitCode != 0 {
  1693  		c.Fatalf("Container should have exited with error code 0")
  1694  	}
  1695  }
  1696  
  1697  // Regression test for #6983
  1698  func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1699  	cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "busybox", "true")
  1700  
  1701  	exitCode, err := runCommand(cmd)
  1702  	if err != nil {
  1703  		c.Fatal(err)
  1704  	} else if exitCode != 0 {
  1705  		c.Fatalf("Container should have exited with error code 0")
  1706  	}
  1707  }
  1708  
  1709  // Regression test for #6983
  1710  func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1711  	cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1712  	exitCode, err := runCommand(cmd)
  1713  	if err != nil {
  1714  		c.Fatal(err)
  1715  	} else if exitCode != 0 {
  1716  		c.Fatalf("Container should have exited with error code 0")
  1717  	}
  1718  }
  1719  
  1720  // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1721  // but using --attach instead of -a to make sure we read the flag correctly
  1722  func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1723  	cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1724  	_, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1725  	if err == nil {
  1726  		c.Fatal("Container should have exited with error code different than 0")
  1727  	} else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1728  		c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1729  	}
  1730  }
  1731  
  1732  func (s *DockerSuite) TestRunState(c *check.C) {
  1733  	cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1734  
  1735  	out, _, err := runCommandWithOutput(cmd)
  1736  	if err != nil {
  1737  		c.Fatal(err, out)
  1738  	}
  1739  	id := strings.TrimSpace(out)
  1740  	state, err := inspectField(id, "State.Running")
  1741  	c.Assert(err, check.IsNil)
  1742  	if state != "true" {
  1743  		c.Fatal("Container state is 'not running'")
  1744  	}
  1745  	pid1, err := inspectField(id, "State.Pid")
  1746  	c.Assert(err, check.IsNil)
  1747  	if pid1 == "0" {
  1748  		c.Fatal("Container state Pid 0")
  1749  	}
  1750  
  1751  	cmd = exec.Command(dockerBinary, "stop", id)
  1752  	out, _, err = runCommandWithOutput(cmd)
  1753  	if err != nil {
  1754  		c.Fatal(err, out)
  1755  	}
  1756  	state, err = inspectField(id, "State.Running")
  1757  	c.Assert(err, check.IsNil)
  1758  	if state != "false" {
  1759  		c.Fatal("Container state is 'running'")
  1760  	}
  1761  	pid2, err := inspectField(id, "State.Pid")
  1762  	c.Assert(err, check.IsNil)
  1763  	if pid2 == pid1 {
  1764  		c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1765  	}
  1766  
  1767  	cmd = exec.Command(dockerBinary, "start", id)
  1768  	out, _, err = runCommandWithOutput(cmd)
  1769  	if err != nil {
  1770  		c.Fatal(err, out)
  1771  	}
  1772  	state, err = inspectField(id, "State.Running")
  1773  	c.Assert(err, check.IsNil)
  1774  	if state != "true" {
  1775  		c.Fatal("Container state is 'not running'")
  1776  	}
  1777  	pid3, err := inspectField(id, "State.Pid")
  1778  	c.Assert(err, check.IsNil)
  1779  	if pid3 == pid1 {
  1780  		c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1781  	}
  1782  }
  1783  
  1784  // Test for #1737
  1785  func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1786  	name := "testrunvolumesuidgid"
  1787  	_, err := buildImage(name,
  1788  		`FROM busybox
  1789  		RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1790  		RUN echo 'dockerio:x:1001:' >> /etc/group
  1791  		RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1792  		true)
  1793  	if err != nil {
  1794  		c.Fatal(err)
  1795  	}
  1796  
  1797  	// Test that the uid and gid is copied from the image to the volume
  1798  	cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1799  	out, _, err := runCommandWithOutput(cmd)
  1800  	if err != nil {
  1801  		c.Fatal(err, out)
  1802  	}
  1803  	out = strings.TrimSpace(out)
  1804  	if out != "dockerio:dockerio" {
  1805  		c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1806  	}
  1807  }
  1808  
  1809  // Test for #1582
  1810  func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1811  	name := "testruncopyvolumecontent"
  1812  	_, err := buildImage(name,
  1813  		`FROM busybox
  1814  		RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1815  		true)
  1816  	if err != nil {
  1817  		c.Fatal(err)
  1818  	}
  1819  
  1820  	// Test that the content is copied from the image to the volume
  1821  	cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1822  	out, _, err := runCommandWithOutput(cmd)
  1823  	if err != nil {
  1824  		c.Fatal(err, out)
  1825  	}
  1826  	if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1827  		c.Fatal("Container failed to transfer content to volume")
  1828  	}
  1829  }
  1830  
  1831  func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1832  	name := "testrunmdcleanuponentrypoint"
  1833  	if _, err := buildImage(name,
  1834  		`FROM busybox
  1835  		ENTRYPOINT ["echo"]
  1836          CMD ["testingpoint"]`,
  1837  		true); err != nil {
  1838  		c.Fatal(err)
  1839  	}
  1840  	runCmd := exec.Command(dockerBinary, "run", "--entrypoint", "whoami", name)
  1841  	out, exit, err := runCommandWithOutput(runCmd)
  1842  	if err != nil {
  1843  		c.Fatalf("Error: %v, out: %q", err, out)
  1844  	}
  1845  	if exit != 0 {
  1846  		c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1847  	}
  1848  	out = strings.TrimSpace(out)
  1849  	if out != "root" {
  1850  		c.Fatalf("Expected output root, got %q", out)
  1851  	}
  1852  }
  1853  
  1854  // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1855  func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1856  	runCmd := exec.Command(dockerBinary, "run", "-w", "/bin/cat", "busybox")
  1857  	out, exit, err := runCommandWithOutput(runCmd)
  1858  	if !(err != nil && exit == 1 && strings.Contains(out, "Cannot mkdir: /bin/cat is not a directory")) {
  1859  		c.Fatalf("Docker must complains about making dir, but we got out: %s, exit: %d, err: %s", out, exit, err)
  1860  	}
  1861  }
  1862  
  1863  func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1864  	name := "testrunexitonstdinclose"
  1865  	runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", "/bin/cat")
  1866  
  1867  	stdin, err := runCmd.StdinPipe()
  1868  	if err != nil {
  1869  		c.Fatal(err)
  1870  	}
  1871  	stdout, err := runCmd.StdoutPipe()
  1872  	if err != nil {
  1873  		c.Fatal(err)
  1874  	}
  1875  
  1876  	if err := runCmd.Start(); err != nil {
  1877  		c.Fatal(err)
  1878  	}
  1879  	if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1880  		c.Fatal(err)
  1881  	}
  1882  
  1883  	r := bufio.NewReader(stdout)
  1884  	line, err := r.ReadString('\n')
  1885  	if err != nil {
  1886  		c.Fatal(err)
  1887  	}
  1888  	line = strings.TrimSpace(line)
  1889  	if line != "hello" {
  1890  		c.Fatalf("Output should be 'hello', got '%q'", line)
  1891  	}
  1892  	if err := stdin.Close(); err != nil {
  1893  		c.Fatal(err)
  1894  	}
  1895  	finish := make(chan error)
  1896  	go func() {
  1897  		finish <- runCmd.Wait()
  1898  		close(finish)
  1899  	}()
  1900  	select {
  1901  	case err := <-finish:
  1902  		c.Assert(err, check.IsNil)
  1903  	case <-time.After(1 * time.Second):
  1904  		c.Fatal("docker run failed to exit on stdin close")
  1905  	}
  1906  	state, err := inspectField(name, "State.Running")
  1907  	c.Assert(err, check.IsNil)
  1908  
  1909  	if state != "false" {
  1910  		c.Fatal("Container must be stopped after stdin closing")
  1911  	}
  1912  }
  1913  
  1914  // Test for #2267
  1915  func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1916  	name := "writehosts"
  1917  	cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1918  	out, _, err := runCommandWithOutput(cmd)
  1919  	if err != nil {
  1920  		c.Fatal(err, out)
  1921  	}
  1922  	if !strings.Contains(out, "test2267") {
  1923  		c.Fatal("/etc/hosts should contain 'test2267'")
  1924  	}
  1925  
  1926  	cmd = exec.Command(dockerBinary, "diff", name)
  1927  	if err != nil {
  1928  		c.Fatal(err, out)
  1929  	}
  1930  	out, _, err = runCommandWithOutput(cmd)
  1931  	if err != nil {
  1932  		c.Fatal(err, out)
  1933  	}
  1934  
  1935  	if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1936  		c.Fatal("diff should be empty")
  1937  	}
  1938  }
  1939  
  1940  func eqToBaseDiff(out string, c *check.C) bool {
  1941  	cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "echo", "hello")
  1942  	out1, _, err := runCommandWithOutput(cmd)
  1943  	cID := strings.TrimSpace(out1)
  1944  	cmd = exec.Command(dockerBinary, "diff", cID)
  1945  	baseDiff, _, err := runCommandWithOutput(cmd)
  1946  	if err != nil {
  1947  		c.Fatal(err, baseDiff)
  1948  	}
  1949  	baseArr := strings.Split(baseDiff, "\n")
  1950  	sort.Strings(baseArr)
  1951  	outArr := strings.Split(out, "\n")
  1952  	sort.Strings(outArr)
  1953  	return sliceEq(baseArr, outArr)
  1954  }
  1955  
  1956  func sliceEq(a, b []string) bool {
  1957  	if len(a) != len(b) {
  1958  		return false
  1959  	}
  1960  
  1961  	for i := range a {
  1962  		if a[i] != b[i] {
  1963  			return false
  1964  		}
  1965  	}
  1966  
  1967  	return true
  1968  }
  1969  
  1970  // Test for #2267
  1971  func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1972  	name := "writehostname"
  1973  	cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1974  	out, _, err := runCommandWithOutput(cmd)
  1975  	if err != nil {
  1976  		c.Fatal(err, out)
  1977  	}
  1978  	if !strings.Contains(out, "test2267") {
  1979  		c.Fatal("/etc/hostname should contain 'test2267'")
  1980  	}
  1981  
  1982  	cmd = exec.Command(dockerBinary, "diff", name)
  1983  	if err != nil {
  1984  		c.Fatal(err, out)
  1985  	}
  1986  	out, _, err = runCommandWithOutput(cmd)
  1987  	if err != nil {
  1988  		c.Fatal(err, out)
  1989  	}
  1990  	if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1991  		c.Fatal("diff should be empty")
  1992  	}
  1993  }
  1994  
  1995  // Test for #2267
  1996  func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1997  	name := "writeresolv"
  1998  	cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1999  	out, _, err := runCommandWithOutput(cmd)
  2000  	if err != nil {
  2001  		c.Fatal(err, out)
  2002  	}
  2003  	if !strings.Contains(out, "test2267") {
  2004  		c.Fatal("/etc/resolv.conf should contain 'test2267'")
  2005  	}
  2006  
  2007  	cmd = exec.Command(dockerBinary, "diff", name)
  2008  	if err != nil {
  2009  		c.Fatal(err, out)
  2010  	}
  2011  	out, _, err = runCommandWithOutput(cmd)
  2012  	if err != nil {
  2013  		c.Fatal(err, out)
  2014  	}
  2015  	if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  2016  		c.Fatal("diff should be empty")
  2017  	}
  2018  }
  2019  
  2020  func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  2021  	name := "baddevice"
  2022  	cmd := exec.Command(dockerBinary, "run", "--name", name, "--device", "/etc", "busybox", "true")
  2023  	out, _, err := runCommandWithOutput(cmd)
  2024  	if err == nil {
  2025  		c.Fatal("Run should fail with bad device")
  2026  	}
  2027  	expected := `"/etc": not a device node`
  2028  	if !strings.Contains(out, expected) {
  2029  		c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  2030  	}
  2031  }
  2032  
  2033  func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  2034  	name := "entrypoint"
  2035  	cmd := exec.Command(dockerBinary, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  2036  	out, _, err := runCommandWithOutput(cmd)
  2037  	if err != nil {
  2038  		c.Fatal(err, out)
  2039  	}
  2040  	expected := "foobar"
  2041  	if out != expected {
  2042  		c.Fatalf("Output should be %q, actual out: %q", expected, out)
  2043  	}
  2044  }
  2045  
  2046  func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  2047  	testRequires(c, SameHostDaemon)
  2048  
  2049  	tmpDir, err := ioutil.TempDir("", "docker-test-container")
  2050  	if err != nil {
  2051  		c.Fatal(err)
  2052  	}
  2053  
  2054  	defer os.RemoveAll(tmpDir)
  2055  	writeFile(path.Join(tmpDir, "touch-me"), "", c)
  2056  
  2057  	// Test reading from a read-only bind mount
  2058  	cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  2059  	out, _, err := runCommandWithOutput(cmd)
  2060  	if err != nil {
  2061  		c.Fatal(err, out)
  2062  	}
  2063  	if !strings.Contains(out, "touch-me") {
  2064  		c.Fatal("Container failed to read from bind mount")
  2065  	}
  2066  
  2067  	// test writing to bind mount
  2068  	cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  2069  	out, _, err = runCommandWithOutput(cmd)
  2070  	if err != nil {
  2071  		c.Fatal(err, out)
  2072  	}
  2073  	readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  2074  
  2075  	// test mounting to an illegal destination directory
  2076  	cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  2077  	_, err = runCommand(cmd)
  2078  	if err == nil {
  2079  		c.Fatal("Container bind mounted illegal directory")
  2080  	}
  2081  
  2082  	// test mount a file
  2083  	cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  2084  	_, err = runCommand(cmd)
  2085  	if err != nil {
  2086  		c.Fatal(err, out)
  2087  	}
  2088  	content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  2089  	expected := "yotta"
  2090  	if content != expected {
  2091  		c.Fatalf("Output should be %q, actual out: %q", expected, content)
  2092  	}
  2093  }
  2094  
  2095  // Ensure that CIDFile gets deleted if it's empty
  2096  // Perform this test by making `docker run` fail
  2097  func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  2098  	tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  2099  	if err != nil {
  2100  		c.Fatal(err)
  2101  	}
  2102  	defer os.RemoveAll(tmpDir)
  2103  	tmpCidFile := path.Join(tmpDir, "cid")
  2104  	cmd := exec.Command(dockerBinary, "run", "--cidfile", tmpCidFile, "emptyfs")
  2105  	out, _, err := runCommandWithOutput(cmd)
  2106  	if err == nil {
  2107  		c.Fatalf("Run without command must fail. out=%s", out)
  2108  	} else if !strings.Contains(out, "No command specified") {
  2109  		c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  2110  	}
  2111  
  2112  	if _, err := os.Stat(tmpCidFile); err == nil {
  2113  		c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  2114  	}
  2115  }
  2116  
  2117  // #2098 - Docker cidFiles only contain short version of the containerId
  2118  //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  2119  // TestRunCidFile tests that run --cidfile returns the longid
  2120  func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  2121  	tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  2122  	if err != nil {
  2123  		c.Fatal(err)
  2124  	}
  2125  	tmpCidFile := path.Join(tmpDir, "cid")
  2126  	defer os.RemoveAll(tmpDir)
  2127  	cmd := exec.Command(dockerBinary, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  2128  	out, _, err := runCommandWithOutput(cmd)
  2129  	if err != nil {
  2130  		c.Fatal(err)
  2131  	}
  2132  	id := strings.TrimSpace(out)
  2133  	buffer, err := ioutil.ReadFile(tmpCidFile)
  2134  	if err != nil {
  2135  		c.Fatal(err)
  2136  	}
  2137  	cid := string(buffer)
  2138  	if len(cid) != 64 {
  2139  		c.Fatalf("--cidfile should be a long id, not %q", id)
  2140  	}
  2141  	if cid != id {
  2142  		c.Fatalf("cid must be equal to %s, got %s", id, cid)
  2143  	}
  2144  }
  2145  
  2146  func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  2147  	cmd := exec.Command(dockerBinary, "run", "-d", "--net=none", "busybox", "top")
  2148  	out, _, err := runCommandWithOutput(cmd)
  2149  	if err != nil {
  2150  		c.Fatal(err)
  2151  	}
  2152  	id := strings.TrimSpace(out)
  2153  	res, err := inspectField(id, "NetworkSettings.IPAddress")
  2154  	c.Assert(err, check.IsNil)
  2155  	if res != "" {
  2156  		c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  2157  	}
  2158  }
  2159  
  2160  func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  2161  	mac := "12:34:56:78:9a:bc"
  2162  
  2163  	cmd := exec.Command(dockerBinary, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "/bin/sh", "-c", "ip link show eth0 | tail -1 | awk '{print $2}'")
  2164  	out, ec, err := runCommandWithOutput(cmd)
  2165  	if err != nil {
  2166  		c.Fatalf("exec failed:\nexit code=%v\noutput=%s", ec, out)
  2167  	}
  2168  	actualMac := strings.TrimSpace(out)
  2169  	if actualMac != mac {
  2170  		c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  2171  	}
  2172  }
  2173  
  2174  func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  2175  	mac := "12:34:56:78:9a:bc"
  2176  	cmd := exec.Command(dockerBinary, "run", "-d", "--mac-address="+mac, "busybox", "top")
  2177  	out, _, err := runCommandWithOutput(cmd)
  2178  	if err != nil {
  2179  		c.Fatal(err)
  2180  	}
  2181  	id := strings.TrimSpace(out)
  2182  	inspectedMac, err := inspectField(id, "NetworkSettings.MacAddress")
  2183  	c.Assert(err, check.IsNil)
  2184  	if inspectedMac != mac {
  2185  		c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  2186  	}
  2187  }
  2188  
  2189  // test docker run use a invalid mac address
  2190  func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  2191  	runCmd := exec.Command(dockerBinary, "run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  2192  	out, _, err := runCommandWithOutput(runCmd)
  2193  	//use a invalid mac address should with a error out
  2194  	if err == nil || !strings.Contains(out, "is not a valid mac address") {
  2195  		c.Fatalf("run with an invalid --mac-address should with error out")
  2196  	}
  2197  }
  2198  
  2199  func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  2200  	testRequires(c, SameHostDaemon)
  2201  
  2202  	cmd := exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  2203  	out, _, err := runCommandWithOutput(cmd)
  2204  	if err != nil {
  2205  		c.Fatal(err)
  2206  	}
  2207  	id := strings.TrimSpace(out)
  2208  	ip, err := inspectField(id, "NetworkSettings.IPAddress")
  2209  	c.Assert(err, check.IsNil)
  2210  	iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  2211  		"!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  2212  	out, _, err = runCommandWithOutput(iptCmd)
  2213  	if err != nil {
  2214  		c.Fatal(err, out)
  2215  	}
  2216  	if err := deleteContainer(id); err != nil {
  2217  		c.Fatal(err)
  2218  	}
  2219  	cmd = exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  2220  	out, _, err = runCommandWithOutput(cmd)
  2221  	if err != nil {
  2222  		c.Fatal(err, out)
  2223  	}
  2224  }
  2225  
  2226  func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  2227  	testRequires(c, SameHostDaemon)
  2228  
  2229  	port := "1234"
  2230  	cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  2231  	out, _, err := runCommandWithOutput(cmd)
  2232  	if err != nil {
  2233  		c.Fatalf("Fail to run listening container")
  2234  	}
  2235  
  2236  	cmd = exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  2237  	out, _, err = runCommandWithOutput(cmd)
  2238  	if err == nil {
  2239  		c.Fatalf("Binding on used port must fail")
  2240  	}
  2241  	if !strings.Contains(out, "port is already allocated") {
  2242  		c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  2243  	}
  2244  }
  2245  
  2246  // https://github.com/docker/docker/issues/12148
  2247  func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  2248  	// allocate a dynamic port to get the most recent
  2249  	cmd := exec.Command(dockerBinary, "run", "-d", "-P", "-p", "80", "busybox", "top")
  2250  	out, _, err := runCommandWithOutput(cmd)
  2251  	if err != nil {
  2252  		c.Fatalf("Failed to run, output: %s, error: %s", out, err)
  2253  	}
  2254  	id := strings.TrimSpace(out)
  2255  
  2256  	cmd = exec.Command(dockerBinary, "port", id, "80")
  2257  	out, _, err = runCommandWithOutput(cmd)
  2258  	if err != nil {
  2259  		c.Fatalf("Failed to get port, output: %s, error: %s", out, err)
  2260  	}
  2261  	strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  2262  	port, err := strconv.ParseInt(strPort, 10, 64)
  2263  	if err != nil {
  2264  		c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  2265  	}
  2266  
  2267  	// allocate a static port and a dynamic port together, with static port
  2268  	// takes the next recent port in dynamic port range.
  2269  	cmd = exec.Command(dockerBinary, "run", "-d", "-P",
  2270  		"-p", "80",
  2271  		"-p", fmt.Sprintf("%d:8080", port+1),
  2272  		"busybox", "top")
  2273  	out, _, err = runCommandWithOutput(cmd)
  2274  	if err != nil {
  2275  		c.Fatalf("Failed to run, output: %s, error: %s", out, err)
  2276  	}
  2277  }
  2278  
  2279  // Regression test for #7792
  2280  func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  2281  	testRequires(c, SameHostDaemon)
  2282  
  2283  	tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  2284  	if err != nil {
  2285  		c.Fatal(err)
  2286  	}
  2287  	defer os.RemoveAll(tmpDir)
  2288  
  2289  	tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  2290  	if err != nil {
  2291  		c.Fatal(err)
  2292  	}
  2293  	defer os.RemoveAll(tmpDir2)
  2294  
  2295  	// Create a temporary tmpfs mounc.
  2296  	fooDir := filepath.Join(tmpDir, "foo")
  2297  	if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  2298  		c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  2299  	}
  2300  
  2301  	if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  2302  		c.Fatal(err)
  2303  	}
  2304  
  2305  	if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  2306  		c.Fatal(err)
  2307  	}
  2308  
  2309  	if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  2310  		c.Fatal(err)
  2311  	}
  2312  
  2313  	cmd := exec.Command(dockerBinary, "run",
  2314  		"-v", fmt.Sprintf("%s:/tmp", tmpDir),
  2315  		"-v", fmt.Sprintf("%s:/tmp/foo", fooDir),
  2316  		"-v", fmt.Sprintf("%s:/tmp/tmp2", tmpDir2),
  2317  		"-v", fmt.Sprintf("%s:/tmp/tmp2/foo", fooDir),
  2318  		"busybox:latest", "sh", "-c",
  2319  		"ls /tmp/touch-me && ls /tmp/foo/touch-me && ls /tmp/tmp2/touch-me && ls /tmp/tmp2/foo/touch-me")
  2320  	out, _, err := runCommandWithOutput(cmd)
  2321  	if err != nil {
  2322  		c.Fatal(out, err)
  2323  	}
  2324  }
  2325  
  2326  // Regression test for https://github.com/docker/docker/issues/8259
  2327  func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  2328  	testRequires(c, SameHostDaemon)
  2329  
  2330  	tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  2331  	if err != nil {
  2332  		c.Fatal(err)
  2333  	}
  2334  	defer os.RemoveAll(tmpDir)
  2335  
  2336  	linkPath := os.TempDir() + "/testlink2"
  2337  	if err := os.Symlink(tmpDir, linkPath); err != nil {
  2338  		c.Fatal(err)
  2339  	}
  2340  	defer os.RemoveAll(linkPath)
  2341  
  2342  	// Create first container
  2343  	cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2344  	if _, err := runCommand(cmd); err != nil {
  2345  		c.Fatal(err)
  2346  	}
  2347  
  2348  	// Create second container with same symlinked path
  2349  	// This will fail if the referenced issue is hit with a "Volume exists" error
  2350  	cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2351  	if out, _, err := runCommandWithOutput(cmd); err != nil {
  2352  		c.Fatal(err, out)
  2353  	}
  2354  }
  2355  
  2356  //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  2357  func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  2358  	cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  2359  	out, _, err := runCommandWithOutput(cmd)
  2360  	if err != nil {
  2361  		c.Fatalf("failed to run container: %v, output: %q", err, out)
  2362  	}
  2363  	if !strings.Contains(out, "nameserver 127.0.0.1") {
  2364  		c.Fatal("/etc volume mount hides /etc/resolv.conf")
  2365  	}
  2366  
  2367  	cmd = exec.Command(dockerBinary, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  2368  	out, _, err = runCommandWithOutput(cmd)
  2369  	if err != nil {
  2370  		c.Fatalf("failed to run container: %v, output: %q", err, out)
  2371  	}
  2372  	if !strings.Contains(out, "test123") {
  2373  		c.Fatal("/etc volume mount hides /etc/hostname")
  2374  	}
  2375  
  2376  	cmd = exec.Command(dockerBinary, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  2377  	out, _, err = runCommandWithOutput(cmd)
  2378  	if err != nil {
  2379  		c.Fatalf("failed to run container: %v, output: %q", err, out)
  2380  	}
  2381  	out = strings.Replace(out, "\n", " ", -1)
  2382  	if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  2383  		c.Fatal("/etc volume mount hides /etc/hosts")
  2384  	}
  2385  }
  2386  
  2387  func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  2388  	if _, err := buildImage("dataimage",
  2389  		`FROM busybox
  2390  		 RUN mkdir -p /foo
  2391  		 RUN touch /foo/bar`,
  2392  		true); err != nil {
  2393  		c.Fatal(err)
  2394  	}
  2395  
  2396  	cmd := exec.Command(dockerBinary, "run", "--name", "test", "-v", "/foo", "busybox")
  2397  	if _, err := runCommand(cmd); err != nil {
  2398  		c.Fatal(err)
  2399  	}
  2400  
  2401  	cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar")
  2402  	if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2403  		c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  2404  	}
  2405  
  2406  	tmpDir := randomUnixTmpDirPath("docker_test_bind_mount_copy_data")
  2407  	cmd = exec.Command(dockerBinary, "run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar")
  2408  	if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2409  		c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  2410  	}
  2411  }
  2412  
  2413  func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  2414  	// just run with unknown image
  2415  	cmd := exec.Command(dockerBinary, "run", "asdfsg")
  2416  	stdout := bytes.NewBuffer(nil)
  2417  	cmd.Stdout = stdout
  2418  	if err := cmd.Run(); err == nil {
  2419  		c.Fatal("Run with unknown image should fail")
  2420  	}
  2421  	if stdout.Len() != 0 {
  2422  		c.Fatalf("Stdout contains output from pull: %s", stdout)
  2423  	}
  2424  }
  2425  
  2426  func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  2427  	if _, err := buildImage("run_volumes_clean_paths",
  2428  		`FROM busybox
  2429  		 VOLUME /foo/`,
  2430  		true); err != nil {
  2431  		c.Fatal(err)
  2432  	}
  2433  
  2434  	cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "-v", "/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  2435  	if out, _, err := runCommandWithOutput(cmd); err != nil {
  2436  		c.Fatal(err, out)
  2437  	}
  2438  
  2439  	out, err := inspectFieldMap("dark_helmet", "Volumes", "/foo/")
  2440  	c.Assert(err, check.IsNil)
  2441  	if out != "" {
  2442  		c.Fatalf("Found unexpected volume entry for '/foo/' in volumes\n%q", out)
  2443  	}
  2444  
  2445  	out, err = inspectFieldMap("dark_helmet", "Volumes", "/foo")
  2446  	c.Assert(err, check.IsNil)
  2447  	if !strings.Contains(out, volumesConfigPath) {
  2448  		c.Fatalf("Volume was not defined for /foo\n%q", out)
  2449  	}
  2450  
  2451  	out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar/")
  2452  	c.Assert(err, check.IsNil)
  2453  	if out != "" {
  2454  		c.Fatalf("Found unexpected volume entry for '/bar/' in volumes\n%q", out)
  2455  	}
  2456  	out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar")
  2457  	c.Assert(err, check.IsNil)
  2458  	if !strings.Contains(out, volumesConfigPath) {
  2459  		c.Fatalf("Volume was not defined for /bar\n%q", out)
  2460  	}
  2461  }
  2462  
  2463  // Regression test for #3631
  2464  func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  2465  	cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2466  
  2467  	stdout, err := cont.StdoutPipe()
  2468  	if err != nil {
  2469  		c.Fatal(err)
  2470  	}
  2471  
  2472  	if err := cont.Start(); err != nil {
  2473  		c.Fatal(err)
  2474  	}
  2475  	n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2476  	if err != nil {
  2477  		c.Fatal(err)
  2478  	}
  2479  
  2480  	expected := 2 * 1024 * 2000
  2481  	if n != expected {
  2482  		c.Fatalf("Expected %d, got %d", expected, n)
  2483  	}
  2484  }
  2485  
  2486  func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  2487  	cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2488  	out, _, err := runCommandWithOutput(cmd)
  2489  	if err != nil {
  2490  		c.Fatal(err)
  2491  	}
  2492  	id := strings.TrimSpace(out)
  2493  	portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2494  	c.Assert(err, check.IsNil)
  2495  	var ports nat.PortMap
  2496  	if err = unmarshalJSON([]byte(portstr), &ports); err != nil {
  2497  		c.Fatal(err)
  2498  	}
  2499  	for port, binding := range ports {
  2500  		portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2501  		if portnum < 3000 || portnum > 3003 {
  2502  			c.Fatalf("Port %d is out of range ", portnum)
  2503  		}
  2504  		if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2505  			c.Fatalf("Port is not mapped for the port %d", port)
  2506  		}
  2507  	}
  2508  }
  2509  
  2510  // test docker run expose a invalid port
  2511  func (s *DockerSuite) TestRunExposePort(c *check.C) {
  2512  	runCmd := exec.Command(dockerBinary, "run", "--expose", "80000", "busybox")
  2513  	out, _, err := runCommandWithOutput(runCmd)
  2514  	//expose a invalid port should with a error out
  2515  	if err == nil || !strings.Contains(out, "Invalid range format for --expose") {
  2516  		c.Fatalf("run --expose a invalid port should with error out")
  2517  	}
  2518  }
  2519  
  2520  func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2521  	testRequires(c, NativeExecDriver)
  2522  	runCmd := exec.Command(dockerBinary, "create", "busybox", "/bin/nada")
  2523  	cID, _, _, err := runCommandWithStdoutStderr(runCmd)
  2524  	if err != nil {
  2525  		c.Fatalf("Failed to create container: %v, output: %q", err, cID)
  2526  	}
  2527  	cID = strings.TrimSpace(cID)
  2528  
  2529  	runCmd = exec.Command(dockerBinary, "start", cID)
  2530  	_, _, _, _ = runCommandWithStdoutStderr(runCmd)
  2531  
  2532  	rc, err := inspectField(cID, "State.ExitCode")
  2533  	c.Assert(err, check.IsNil)
  2534  	if rc == "0" {
  2535  		c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2536  	}
  2537  }
  2538  
  2539  func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2540  	testRequires(c, SameHostDaemon)
  2541  
  2542  	hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2543  	if err != nil {
  2544  		c.Fatal(err)
  2545  	}
  2546  
  2547  	cmd := exec.Command(dockerBinary, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2548  	out2, _, err := runCommandWithOutput(cmd)
  2549  	if err != nil {
  2550  		c.Fatal(err, out2)
  2551  	}
  2552  
  2553  	out2 = strings.Trim(out2, "\n")
  2554  	if hostIpc != out2 {
  2555  		c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out2)
  2556  	}
  2557  
  2558  	cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2559  	out2, _, err = runCommandWithOutput(cmd)
  2560  	if err != nil {
  2561  		c.Fatal(err, out2)
  2562  	}
  2563  
  2564  	out2 = strings.Trim(out2, "\n")
  2565  	if hostIpc == out2 {
  2566  		c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out2)
  2567  	}
  2568  }
  2569  
  2570  func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2571  	testRequires(c, SameHostDaemon)
  2572  
  2573  	cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2574  	out, _, err := runCommandWithOutput(cmd)
  2575  	if err != nil {
  2576  		c.Fatal(err, out)
  2577  	}
  2578  	id := strings.TrimSpace(out)
  2579  	state, err := inspectField(id, "State.Running")
  2580  	c.Assert(err, check.IsNil)
  2581  	if state != "true" {
  2582  		c.Fatal("Container state is 'not running'")
  2583  	}
  2584  	pid1, err := inspectField(id, "State.Pid")
  2585  	c.Assert(err, check.IsNil)
  2586  
  2587  	parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2588  	if err != nil {
  2589  		c.Fatal(err)
  2590  	}
  2591  	cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2592  	out2, _, err := runCommandWithOutput(cmd)
  2593  	if err != nil {
  2594  		c.Fatal(err, out2)
  2595  	}
  2596  
  2597  	out2 = strings.Trim(out2, "\n")
  2598  	if parentContainerIpc != out2 {
  2599  		c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out2)
  2600  	}
  2601  }
  2602  
  2603  func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2604  	cmd := exec.Command(dockerBinary, "run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2605  	out, _, err := runCommandWithOutput(cmd)
  2606  	if !strings.Contains(out, "abcd1234") || err == nil {
  2607  		c.Fatalf("run IPC from a non exists container should with correct error out")
  2608  	}
  2609  }
  2610  
  2611  func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2612  	testRequires(c, SameHostDaemon)
  2613  
  2614  	cmd := exec.Command(dockerBinary, "create", "busybox")
  2615  	out, _, err := runCommandWithOutput(cmd)
  2616  	if err != nil {
  2617  		c.Fatal(err, out)
  2618  	}
  2619  	id := strings.TrimSpace(out)
  2620  
  2621  	cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2622  	out, _, err = runCommandWithOutput(cmd)
  2623  	if err == nil {
  2624  		c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2625  	}
  2626  }
  2627  
  2628  func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2629  	testRequires(c, SameHostDaemon)
  2630  
  2631  	cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2632  	out, _, err := runCommandWithOutput(cmd)
  2633  	if err != nil {
  2634  		c.Fatal(err, out)
  2635  	}
  2636  	id := strings.TrimSpace(out)
  2637  	if err := waitRun(id); err != nil {
  2638  		c.Fatal(err)
  2639  	}
  2640  	pid1, err := inspectField(id, "State.Pid")
  2641  	c.Assert(err, check.IsNil)
  2642  
  2643  	parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2644  	if err != nil {
  2645  		c.Fatal(err)
  2646  	}
  2647  	cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2648  	out2, _, err := runCommandWithOutput(cmd)
  2649  	if err != nil {
  2650  		c.Fatal(err, out2)
  2651  	}
  2652  
  2653  	out2 = strings.Trim(out2, "\n")
  2654  	if parentContainerNet != out2 {
  2655  		c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out2)
  2656  	}
  2657  }
  2658  
  2659  func (s *DockerSuite) TestContainerNetworkModeToSelf(c *check.C) {
  2660  	cmd := exec.Command(dockerBinary, "run", "--name=me", "--net=container:me", "busybox", "true")
  2661  	out, _, err := runCommandWithOutput(cmd)
  2662  	if err == nil || !strings.Contains(out, "cannot join own network") {
  2663  		c.Fatalf("using container net mode to self should result in an error")
  2664  	}
  2665  }
  2666  
  2667  func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2668  	testRequires(c, NativeExecDriver, SameHostDaemon)
  2669  
  2670  	hostPid, err := os.Readlink("/proc/1/ns/pid")
  2671  	if err != nil {
  2672  		c.Fatal(err)
  2673  	}
  2674  
  2675  	cmd := exec.Command(dockerBinary, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2676  	out2, _, err := runCommandWithOutput(cmd)
  2677  	if err != nil {
  2678  		c.Fatal(err, out2)
  2679  	}
  2680  
  2681  	out2 = strings.Trim(out2, "\n")
  2682  	if hostPid != out2 {
  2683  		c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out2)
  2684  	}
  2685  
  2686  	cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2687  	out2, _, err = runCommandWithOutput(cmd)
  2688  	if err != nil {
  2689  		c.Fatal(err, out2)
  2690  	}
  2691  
  2692  	out2 = strings.Trim(out2, "\n")
  2693  	if hostPid == out2 {
  2694  		c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out2)
  2695  	}
  2696  }
  2697  
  2698  func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2699  	testRequires(c, NativeExecDriver, SameHostDaemon)
  2700  
  2701  	hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2702  	if err != nil {
  2703  		c.Fatal(err)
  2704  	}
  2705  
  2706  	cmd := exec.Command(dockerBinary, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2707  	out2, _, err := runCommandWithOutput(cmd)
  2708  	if err != nil {
  2709  		c.Fatal(err, out2)
  2710  	}
  2711  
  2712  	out2 = strings.Trim(out2, "\n")
  2713  	if hostUTS != out2 {
  2714  		c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out2)
  2715  	}
  2716  
  2717  	cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2718  	out2, _, err = runCommandWithOutput(cmd)
  2719  	if err != nil {
  2720  		c.Fatal(err, out2)
  2721  	}
  2722  
  2723  	out2 = strings.Trim(out2, "\n")
  2724  	if hostUTS == out2 {
  2725  		c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out2)
  2726  	}
  2727  }
  2728  
  2729  func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2730  	cmd := exec.Command(dockerBinary, "ps")
  2731  	out, ec, err := runCommandWithOutput(cmd)
  2732  	if err != nil || ec != 0 {
  2733  		c.Fatalf("Should have worked: %v:\n%v", err, out)
  2734  	}
  2735  
  2736  	// Regardless of whether we specify true or false we need to
  2737  	// test to make sure tls is turned on if --tlsverify is specified at all
  2738  
  2739  	cmd = exec.Command(dockerBinary, "--tlsverify=false", "ps")
  2740  	out, ec, err = runCommandWithOutput(cmd)
  2741  	if err == nil || ec == 0 || !strings.Contains(out, "trying to connect") {
  2742  		c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2743  	}
  2744  
  2745  	cmd = exec.Command(dockerBinary, "--tlsverify=true", "ps")
  2746  	out, ec, err = runCommandWithOutput(cmd)
  2747  	if err == nil || ec == 0 || !strings.Contains(out, "cert") {
  2748  		c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2749  	}
  2750  }
  2751  
  2752  func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2753  	// first find allocator current position
  2754  	cmd := exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2755  	out, _, err := runCommandWithOutput(cmd)
  2756  	if err != nil {
  2757  		c.Fatal(out, err)
  2758  	}
  2759  	id := strings.TrimSpace(out)
  2760  	cmd = exec.Command(dockerBinary, "port", id)
  2761  	out, _, err = runCommandWithOutput(cmd)
  2762  	if err != nil {
  2763  		c.Fatal(out, err)
  2764  	}
  2765  	out = strings.TrimSpace(out)
  2766  
  2767  	if out == "" {
  2768  		c.Fatal("docker port command output is empty")
  2769  	}
  2770  	out = strings.Split(out, ":")[1]
  2771  	lastPort, err := strconv.Atoi(out)
  2772  	if err != nil {
  2773  		c.Fatal(err)
  2774  	}
  2775  	port := lastPort + 1
  2776  	l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2777  	if err != nil {
  2778  		c.Fatal(err)
  2779  	}
  2780  	defer l.Close()
  2781  	cmd = exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2782  	out, _, err = runCommandWithOutput(cmd)
  2783  	if err != nil {
  2784  		c.Fatalf(out, err)
  2785  	}
  2786  	id = strings.TrimSpace(out)
  2787  	cmd = exec.Command(dockerBinary, "port", id)
  2788  	out, _, err = runCommandWithOutput(cmd)
  2789  	if err != nil {
  2790  		c.Fatal(out, err)
  2791  	}
  2792  }
  2793  
  2794  func (s *DockerSuite) TestRunTtyWithPipe(c *check.C) {
  2795  	errChan := make(chan error)
  2796  	go func() {
  2797  		defer close(errChan)
  2798  
  2799  		cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2800  		if _, err := cmd.StdinPipe(); err != nil {
  2801  			errChan <- err
  2802  			return
  2803  		}
  2804  
  2805  		expected := "cannot enable tty mode"
  2806  		if out, _, err := runCommandWithOutput(cmd); err == nil {
  2807  			errChan <- fmt.Errorf("run should have failed")
  2808  			return
  2809  		} else if !strings.Contains(out, expected) {
  2810  			errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2811  			return
  2812  		}
  2813  	}()
  2814  
  2815  	select {
  2816  	case err := <-errChan:
  2817  		c.Assert(err, check.IsNil)
  2818  	case <-time.After(3 * time.Second):
  2819  		c.Fatal("container is running but should have failed")
  2820  	}
  2821  }
  2822  
  2823  func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2824  	addr := "00:16:3E:08:00:50"
  2825  
  2826  	cmd := exec.Command(dockerBinary, "run", "--mac-address", addr, "busybox", "ifconfig")
  2827  	if out, _, err := runCommandWithOutput(cmd); err != nil || !strings.Contains(out, addr) {
  2828  		c.Fatalf("Output should have contained %q: %s, %v", addr, out, err)
  2829  	}
  2830  }
  2831  
  2832  func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2833  	testRequires(c, SameHostDaemon)
  2834  
  2835  	hostNet, err := os.Readlink("/proc/1/ns/net")
  2836  	if err != nil {
  2837  		c.Fatal(err)
  2838  	}
  2839  
  2840  	cmd := exec.Command(dockerBinary, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2841  	out2, _, err := runCommandWithOutput(cmd)
  2842  	if err != nil {
  2843  		c.Fatal(err, out2)
  2844  	}
  2845  
  2846  	out2 = strings.Trim(out2, "\n")
  2847  	if hostNet != out2 {
  2848  		c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out2)
  2849  	}
  2850  
  2851  	cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/net")
  2852  	out2, _, err = runCommandWithOutput(cmd)
  2853  	if err != nil {
  2854  		c.Fatal(err, out2)
  2855  	}
  2856  
  2857  	out2 = strings.Trim(out2, "\n")
  2858  	if hostNet == out2 {
  2859  		c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out2)
  2860  	}
  2861  }
  2862  
  2863  func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2864  	testRequires(c, SameHostDaemon)
  2865  
  2866  	hostNet, err := os.Readlink("/proc/1/ns/net")
  2867  	if err != nil {
  2868  		c.Fatal(err)
  2869  	}
  2870  
  2871  	cmd := exec.Command(dockerBinary, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2872  	out, _, err := runCommandWithOutput(cmd)
  2873  	if err != nil {
  2874  		c.Fatal(err, out)
  2875  	}
  2876  
  2877  	cmd = exec.Command(dockerBinary, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2878  	out, _, err = runCommandWithOutput(cmd)
  2879  	if err != nil {
  2880  		c.Fatal(err, out)
  2881  	}
  2882  
  2883  	out = strings.Trim(out, "\n")
  2884  	if hostNet != out {
  2885  		c.Fatalf("Container should have host network namespace")
  2886  	}
  2887  }
  2888  
  2889  func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2890  	cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2891  	out, _, err := runCommandWithOutput(cmd)
  2892  
  2893  	id := strings.TrimSpace(out)
  2894  	portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2895  	c.Assert(err, check.IsNil)
  2896  	var ports nat.PortMap
  2897  	err = unmarshalJSON([]byte(portstr), &ports)
  2898  	for port, binding := range ports {
  2899  		portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2900  		if portnum < 3000 || portnum > 3003 {
  2901  			c.Fatalf("Port %d is out of range ", portnum)
  2902  		}
  2903  		if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2904  			c.Fatal("Port is not mapped for the port "+port, out)
  2905  		}
  2906  	}
  2907  }
  2908  
  2909  func (s *DockerSuite) TestRunOOMExitCode(c *check.C) {
  2910  	errChan := make(chan error)
  2911  	go func() {
  2912  		defer close(errChan)
  2913  		runCmd := exec.Command(dockerBinary, "run", "-m", "4MB", "busybox", "sh", "-c", "x=a; while true; do x=$x$x$x$x; done")
  2914  		out, exitCode, _ := runCommandWithOutput(runCmd)
  2915  		if expected := 137; exitCode != expected {
  2916  			errChan <- fmt.Errorf("wrong exit code for OOM container: expected %d, got %d (output: %q)", expected, exitCode, out)
  2917  		}
  2918  	}()
  2919  
  2920  	select {
  2921  	case err := <-errChan:
  2922  		c.Assert(err, check.IsNil)
  2923  	case <-time.After(30 * time.Second):
  2924  		c.Fatal("Timeout waiting for container to die on OOM")
  2925  	}
  2926  }
  2927  
  2928  func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2929  	runCmd := exec.Command(dockerBinary, "run", "-d", "--name", "test", "busybox", "top")
  2930  	if out, _, err := runCommandWithOutput(runCmd); err != nil {
  2931  		c.Fatalf("failed to run container: %v, output: %q", err, out)
  2932  	}
  2933  	out, err := inspectField("test", "HostConfig.RestartPolicy.Name")
  2934  	c.Assert(err, check.IsNil)
  2935  	if out != "no" {
  2936  		c.Fatalf("Set default restart policy failed")
  2937  	}
  2938  }
  2939  
  2940  func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2941  	out, err := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:3", "busybox", "false").CombinedOutput()
  2942  	if err != nil {
  2943  		c.Fatal(string(out), err)
  2944  	}
  2945  	id := strings.TrimSpace(string(out))
  2946  	if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 10); err != nil {
  2947  		c.Fatal(err)
  2948  	}
  2949  	count, err := inspectField(id, "RestartCount")
  2950  	c.Assert(err, check.IsNil)
  2951  	if count != "3" {
  2952  		c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2953  	}
  2954  	MaximumRetryCount, err := inspectField(id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2955  	c.Assert(err, check.IsNil)
  2956  	if MaximumRetryCount != "3" {
  2957  		c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2958  	}
  2959  }
  2960  
  2961  func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2962  	out, err := exec.Command(dockerBinary, "run", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2963  	if err != nil {
  2964  		c.Fatal(string(out), err)
  2965  	}
  2966  }
  2967  
  2968  func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2969  	testRequires(c, NativeExecDriver)
  2970  
  2971  	for _, f := range []string{"/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname"} {
  2972  		testReadOnlyFile(f, c)
  2973  	}
  2974  }
  2975  
  2976  func testReadOnlyFile(filename string, c *check.C) {
  2977  	testRequires(c, NativeExecDriver)
  2978  
  2979  	out, err := exec.Command(dockerBinary, "run", "--read-only", "--rm", "busybox", "touch", filename).CombinedOutput()
  2980  	if err == nil {
  2981  		c.Fatal("expected container to error on run with read only error")
  2982  	}
  2983  	expected := "Read-only file system"
  2984  	if !strings.Contains(string(out), expected) {
  2985  		c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2986  	}
  2987  }
  2988  
  2989  func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2990  	testRequires(c, NativeExecDriver)
  2991  
  2992  	_, err := runCommand(exec.Command(dockerBinary, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top"))
  2993  	c.Assert(err, check.IsNil)
  2994  
  2995  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts"))
  2996  	c.Assert(err, check.IsNil)
  2997  
  2998  	if !strings.Contains(string(out), "testlinked") {
  2999  		c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  3000  	}
  3001  }
  3002  
  3003  func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  3004  	testRequires(c, NativeExecDriver)
  3005  
  3006  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf"))
  3007  	c.Assert(err, check.IsNil)
  3008  
  3009  	if !strings.Contains(string(out), "1.1.1.1") {
  3010  		c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  3011  	}
  3012  }
  3013  
  3014  func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  3015  	testRequires(c, NativeExecDriver)
  3016  
  3017  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts"))
  3018  	c.Assert(err, check.IsNil)
  3019  
  3020  	if !strings.Contains(string(out), "testreadonly") {
  3021  		c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  3022  	}
  3023  }
  3024  
  3025  func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  3026  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "voltest", "-v", "/foo", "busybox"))
  3027  	if err != nil {
  3028  		c.Fatal(out, err)
  3029  	}
  3030  
  3031  	out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "top"))
  3032  	if err != nil {
  3033  		c.Fatal(out, err)
  3034  	}
  3035  
  3036  	// Remove the main volume container and restart the consuming container
  3037  	out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "rm", "-f", "voltest"))
  3038  	if err != nil {
  3039  		c.Fatal(out, err)
  3040  	}
  3041  
  3042  	// This should not fail since the volumes-from were already applied
  3043  	out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "restart", "restarter"))
  3044  	if err != nil {
  3045  		c.Fatalf("expected container to restart successfully: %v\n%s", err, out)
  3046  	}
  3047  }
  3048  
  3049  // run container with --rm should remove container if exit code != 0
  3050  func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  3051  	name := "flowers"
  3052  	runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  3053  	out, _, err := runCommandWithOutput(runCmd)
  3054  	if err == nil {
  3055  		c.Fatal("Expected docker run to fail", out, err)
  3056  	}
  3057  
  3058  	out, err = getAllContainers()
  3059  	if err != nil {
  3060  		c.Fatal(out, err)
  3061  	}
  3062  
  3063  	if out != "" {
  3064  		c.Fatal("Expected not to have containers", out)
  3065  	}
  3066  }
  3067  
  3068  func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  3069  	name := "sparkles"
  3070  	runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "commandNotFound")
  3071  	out, _, err := runCommandWithOutput(runCmd)
  3072  	if err == nil {
  3073  		c.Fatal("Expected docker run to fail", out, err)
  3074  	}
  3075  
  3076  	out, err = getAllContainers()
  3077  	if err != nil {
  3078  		c.Fatal(out, err)
  3079  	}
  3080  
  3081  	if out != "" {
  3082  		c.Fatal("Expected not to have containers", out)
  3083  	}
  3084  }
  3085  
  3086  func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  3087  	name := "ibuildthecloud"
  3088  	if out, err := exec.Command(dockerBinary, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi").CombinedOutput(); err != nil {
  3089  		c.Fatal(err, out)
  3090  	}
  3091  	time.Sleep(1 * time.Second)
  3092  	errchan := make(chan error)
  3093  	go func() {
  3094  		if out, err := exec.Command(dockerBinary, "kill", name).CombinedOutput(); err != nil {
  3095  			errchan <- fmt.Errorf("%v:\n%s", err, out)
  3096  		}
  3097  		close(errchan)
  3098  	}()
  3099  	select {
  3100  	case err := <-errchan:
  3101  		c.Assert(err, check.IsNil)
  3102  	case <-time.After(5 * time.Second):
  3103  		c.Fatal("Kill container timed out")
  3104  	}
  3105  }
  3106  
  3107  func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  3108  	// this memory limit is 1 byte less than the min, which is 4MB
  3109  	// https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  3110  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-m", "4194303", "busybox"))
  3111  	if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  3112  		c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  3113  	}
  3114  }
  3115  
  3116  func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  3117  	code, err := runCommand(exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version"))
  3118  	if err == nil || code == 0 {
  3119  		c.Fatal("standard container should not be able to write to /proc/asound")
  3120  	}
  3121  }
  3122  
  3123  func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  3124  	testRequires(c, NativeExecDriver)
  3125  	out, code, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "busybox", "cat", "/proc/timer_stats"))
  3126  	if err != nil || code != 0 {
  3127  		c.Fatal(err)
  3128  	}
  3129  	if strings.Trim(out, "\n ") != "" {
  3130  		c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  3131  	}
  3132  }
  3133  
  3134  func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  3135  	testRequires(c, NativeExecDriver)
  3136  	// some kernels don't have this configured so skip the test if this file is not found
  3137  	// on the host running the tests.
  3138  	if _, err := os.Stat("/proc/latency_stats"); err != nil {
  3139  		c.Skip("kernel doesnt have latency_stats configured")
  3140  		return
  3141  	}
  3142  	out, code, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "busybox", "cat", "/proc/latency_stats"))
  3143  	if err != nil || code != 0 {
  3144  		c.Fatal(err)
  3145  	}
  3146  	if strings.Trim(out, "\n ") != "" {
  3147  		c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  3148  	}
  3149  }
  3150  
  3151  func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  3152  	testRequires(c, NativeExecDriver)
  3153  	code, err := runCommand(exec.Command(dockerBinary, "run", "-v", "/proc//sys", "busybox", "true"))
  3154  	if err == nil || code == 0 {
  3155  		c.Fatal("container should not be able to mount into /proc")
  3156  	}
  3157  }
  3158  
  3159  func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  3160  	testRequires(c, NativeExecDriver)
  3161  	_, err := runCommand(exec.Command(dockerBinary, "run", "-v", "/sys/fs/cgroup", "busybox", "true"))
  3162  	if err != nil {
  3163  		c.Fatal("container should be able to mount into /sys/fs/cgroup")
  3164  	}
  3165  }
  3166  
  3167  func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) {
  3168  	dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3169  	dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
  3170  	dockerCmd(c, "stop", "first")
  3171  	dockerCmd(c, "stop", "second")
  3172  }
  3173  
  3174  func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  3175  	testRequires(c, Apparmor, NativeExecDriver)
  3176  
  3177  	name := "acidburn"
  3178  	runCmd := exec.Command(dockerBinary, "run", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  3179  	if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  3180  		c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  3181  	}
  3182  
  3183  	name = "cereal"
  3184  	runCmd = exec.Command(dockerBinary, "run", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  3185  	if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  3186  		c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  3187  	}
  3188  }
  3189  
  3190  func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  3191  	out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top"))
  3192  	c.Assert(err, check.IsNil)
  3193  	out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "port", "test"))
  3194  	c.Assert(err, check.IsNil)
  3195  	out = strings.Trim(out, "\r\n")
  3196  	if out != "" {
  3197  		c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  3198  	}
  3199  }
  3200  
  3201  // Issue #10184.
  3202  func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  3203  	const permissions = "crw-rw-rw-"
  3204  	out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  3205  	if status != 0 {
  3206  		c.Fatalf("expected status 0, got %d", status)
  3207  	}
  3208  	if !strings.HasPrefix(out, permissions) {
  3209  		c.Fatalf("output should begin with %q, got %q", permissions, out)
  3210  	}
  3211  }