docker_cli_run_test.go 163 KB

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  1. package main
  2. import (
  3. "bufio"
  4. "bytes"
  5. "fmt"
  6. "io/ioutil"
  7. "net"
  8. "os"
  9. "os/exec"
  10. "path"
  11. "path/filepath"
  12. "reflect"
  13. "regexp"
  14. "runtime"
  15. "sort"
  16. "strconv"
  17. "strings"
  18. "sync"
  19. "time"
  20. "github.com/docker/docker/pkg/integration/checker"
  21. "github.com/docker/docker/pkg/mount"
  22. "github.com/docker/docker/pkg/stringid"
  23. "github.com/docker/docker/pkg/stringutils"
  24. "github.com/docker/docker/runconfig"
  25. "github.com/docker/go-connections/nat"
  26. "github.com/docker/libnetwork/resolvconf"
  27. "github.com/docker/libnetwork/types"
  28. "github.com/go-check/check"
  29. libcontainerUser "github.com/opencontainers/runc/libcontainer/user"
  30. )
  31. // "test123" should be printed by docker run
  32. func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
  33. out, _ := dockerCmd(c, "run", "busybox", "echo", "test123")
  34. if out != "test123\n" {
  35. c.Fatalf("container should've printed 'test123', got '%s'", out)
  36. }
  37. }
  38. // "test" should be printed
  39. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  40. out, _ := dockerCmd(c, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  41. if out != "test\n" {
  42. c.Errorf("container should've printed 'test'")
  43. }
  44. }
  45. // docker run should not leak file descriptors. This test relies on Unix
  46. // specific functionality and cannot run on Windows.
  47. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  48. testRequires(c, DaemonIsLinux)
  49. out, _ := dockerCmd(c, "run", "busybox", "ls", "-C", "/proc/self/fd")
  50. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  51. if out != "0 1 2 3\n" {
  52. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  53. }
  54. }
  55. // it should be possible to lookup Google DNS
  56. // this will fail when Internet access is unavailable
  57. func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
  58. testRequires(c, Network, NotArm)
  59. image := DefaultImage
  60. if daemonPlatform == "windows" {
  61. // nslookup isn't present in Windows busybox. Is built-in.
  62. image = WindowsBaseImage
  63. }
  64. dockerCmd(c, "run", image, "nslookup", "google.com")
  65. }
  66. // the exit code should be 0
  67. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  68. dockerCmd(c, "run", "busybox", "true")
  69. }
  70. // the exit code should be 1
  71. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  72. _, exitCode, err := dockerCmdWithError("run", "busybox", "false")
  73. c.Assert(err, checker.NotNil)
  74. c.Assert(exitCode, checker.Equals, 1)
  75. }
  76. // it should be possible to pipe in data via stdin to a process running in a container
  77. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  78. // TODO Windows: This needs some work to make compatible.
  79. testRequires(c, DaemonIsLinux)
  80. runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
  81. runCmd.Stdin = strings.NewReader("blahblah")
  82. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  83. if err != nil {
  84. c.Fatalf("failed to run container: %v, output: %q", err, out)
  85. }
  86. out = strings.TrimSpace(out)
  87. dockerCmd(c, "wait", out)
  88. logsOut, _ := dockerCmd(c, "logs", out)
  89. containerLogs := strings.TrimSpace(logsOut)
  90. if containerLogs != "blahblah" {
  91. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  92. }
  93. dockerCmd(c, "rm", out)
  94. }
  95. // the container's ID should be printed when starting a container in detached mode
  96. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  97. out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
  98. out = strings.TrimSpace(out)
  99. dockerCmd(c, "wait", out)
  100. rmOut, _ := dockerCmd(c, "rm", out)
  101. rmOut = strings.TrimSpace(rmOut)
  102. if rmOut != out {
  103. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  104. }
  105. }
  106. // the working directory should be set correctly
  107. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  108. dir := "/root"
  109. image := "busybox"
  110. if daemonPlatform == "windows" {
  111. dir = `C:/Windows`
  112. }
  113. // First with -w
  114. out, _ := dockerCmd(c, "run", "-w", dir, image, "pwd")
  115. out = strings.TrimSpace(out)
  116. if out != dir {
  117. c.Errorf("-w failed to set working directory")
  118. }
  119. // Then with --workdir
  120. out, _ = dockerCmd(c, "run", "--workdir", dir, image, "pwd")
  121. out = strings.TrimSpace(out)
  122. if out != dir {
  123. c.Errorf("--workdir failed to set working directory")
  124. }
  125. }
  126. // pinging Google's DNS resolver should fail when we disable the networking
  127. func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
  128. count := "-c"
  129. image := "busybox"
  130. if daemonPlatform == "windows" {
  131. count = "-n"
  132. image = WindowsBaseImage
  133. }
  134. // First using the long form --net
  135. out, exitCode, err := dockerCmdWithError("run", "--net=none", image, "ping", count, "1", "8.8.8.8")
  136. if err != nil && exitCode != 1 {
  137. c.Fatal(out, err)
  138. }
  139. if exitCode != 1 {
  140. c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  141. }
  142. }
  143. //test --link use container name to link target
  144. func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
  145. // TODO Windows: This test cannot run on a Windows daemon as the networking
  146. // settings are not populated back yet on inspect.
  147. testRequires(c, DaemonIsLinux)
  148. dockerCmd(c, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  149. ip := inspectField(c, "parent", "NetworkSettings.Networks.bridge.IPAddress")
  150. out, _ := dockerCmd(c, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  151. if !strings.Contains(out, ip+" test") {
  152. c.Fatalf("use a container name to link target failed")
  153. }
  154. }
  155. //test --link use container id to link target
  156. func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
  157. // TODO Windows: This test cannot run on a Windows daemon as the networking
  158. // settings are not populated back yet on inspect.
  159. testRequires(c, DaemonIsLinux)
  160. cID, _ := dockerCmd(c, "run", "-i", "-t", "-d", "busybox")
  161. cID = strings.TrimSpace(cID)
  162. ip := inspectField(c, cID, "NetworkSettings.Networks.bridge.IPAddress")
  163. out, _ := dockerCmd(c, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  164. if !strings.Contains(out, ip+" test") {
  165. c.Fatalf("use a container id to link target failed")
  166. }
  167. }
  168. func (s *DockerSuite) TestUserDefinedNetworkLinks(c *check.C) {
  169. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  170. dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
  171. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
  172. c.Assert(waitRun("first"), check.IsNil)
  173. // run a container in user-defined network udlinkNet with a link for an existing container
  174. // and a link for a container that doesn't exist
  175. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
  176. "--link=third:bar", "busybox", "top")
  177. c.Assert(waitRun("second"), check.IsNil)
  178. // ping to first and its alias foo must succeed
  179. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  180. c.Assert(err, check.IsNil)
  181. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  182. c.Assert(err, check.IsNil)
  183. // ping to third and its alias must fail
  184. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
  185. c.Assert(err, check.NotNil)
  186. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
  187. c.Assert(err, check.NotNil)
  188. // start third container now
  189. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=third", "busybox", "top")
  190. c.Assert(waitRun("third"), check.IsNil)
  191. // ping to third and its alias must succeed now
  192. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
  193. c.Assert(err, check.IsNil)
  194. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
  195. c.Assert(err, check.IsNil)
  196. }
  197. func (s *DockerSuite) TestUserDefinedNetworkLinksWithRestart(c *check.C) {
  198. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  199. dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
  200. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
  201. c.Assert(waitRun("first"), check.IsNil)
  202. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
  203. "busybox", "top")
  204. c.Assert(waitRun("second"), check.IsNil)
  205. // ping to first and its alias foo must succeed
  206. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  207. c.Assert(err, check.IsNil)
  208. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  209. c.Assert(err, check.IsNil)
  210. // Restart first container
  211. dockerCmd(c, "restart", "first")
  212. c.Assert(waitRun("first"), check.IsNil)
  213. // ping to first and its alias foo must still succeed
  214. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  215. c.Assert(err, check.IsNil)
  216. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  217. c.Assert(err, check.IsNil)
  218. // Restart second container
  219. dockerCmd(c, "restart", "second")
  220. c.Assert(waitRun("second"), check.IsNil)
  221. // ping to first and its alias foo must still succeed
  222. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  223. c.Assert(err, check.IsNil)
  224. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  225. c.Assert(err, check.IsNil)
  226. }
  227. func (s *DockerSuite) TestRunWithNetAliasOnDefaultNetworks(c *check.C) {
  228. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  229. defaults := []string{"bridge", "host", "none"}
  230. for _, net := range defaults {
  231. out, _, err := dockerCmdWithError("run", "-d", "--net", net, "--net-alias", "alias_"+net, "busybox", "top")
  232. c.Assert(err, checker.NotNil)
  233. c.Assert(out, checker.Contains, runconfig.ErrUnsupportedNetworkAndAlias.Error())
  234. }
  235. }
  236. func (s *DockerSuite) TestUserDefinedNetworkAlias(c *check.C) {
  237. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  238. dockerCmd(c, "network", "create", "-d", "bridge", "net1")
  239. cid1, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=first", "--net-alias=foo1", "--net-alias=foo2", "busybox", "top")
  240. c.Assert(waitRun("first"), check.IsNil)
  241. // Check if default short-id alias is added automatically
  242. id := strings.TrimSpace(cid1)
  243. aliases := inspectField(c, id, "NetworkSettings.Networks.net1.Aliases")
  244. c.Assert(aliases, checker.Contains, stringid.TruncateID(id))
  245. cid2, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=second", "busybox", "top")
  246. c.Assert(waitRun("second"), check.IsNil)
  247. // Check if default short-id alias is added automatically
  248. id = strings.TrimSpace(cid2)
  249. aliases = inspectField(c, id, "NetworkSettings.Networks.net1.Aliases")
  250. c.Assert(aliases, checker.Contains, stringid.TruncateID(id))
  251. // ping to first and its network-scoped aliases
  252. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  253. c.Assert(err, check.IsNil)
  254. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  255. c.Assert(err, check.IsNil)
  256. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  257. c.Assert(err, check.IsNil)
  258. // ping first container's short-id alias
  259. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1))
  260. c.Assert(err, check.IsNil)
  261. // Restart first container
  262. dockerCmd(c, "restart", "first")
  263. c.Assert(waitRun("first"), check.IsNil)
  264. // ping to first and its network-scoped aliases must succeed
  265. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  266. c.Assert(err, check.IsNil)
  267. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  268. c.Assert(err, check.IsNil)
  269. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  270. c.Assert(err, check.IsNil)
  271. // ping first container's short-id alias
  272. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1))
  273. c.Assert(err, check.IsNil)
  274. }
  275. // Issue 9677.
  276. func (s *DockerSuite) TestRunWithDaemonFlags(c *check.C) {
  277. out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "busybox", "true")
  278. if err != nil {
  279. if !strings.Contains(out, "flag provided but not defined: --exec-opt") { // no daemon (client-only)
  280. c.Fatal(err, out)
  281. }
  282. }
  283. }
  284. // Regression test for #4979
  285. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  286. var (
  287. out string
  288. exitCode int
  289. )
  290. // Create a file in a volume
  291. if daemonPlatform == "windows" {
  292. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", `c:\some\dir`, WindowsBaseImage, "cmd", "/c", `echo hello > c:\some\dir\file`)
  293. } else {
  294. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  295. }
  296. if exitCode != 0 {
  297. c.Fatal("1", out, exitCode)
  298. }
  299. // Read the file from another container using --volumes-from to access the volume in the second container
  300. if daemonPlatform == "windows" {
  301. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", WindowsBaseImage, "cmd", "/c", `type c:\some\dir\file`)
  302. } else {
  303. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  304. }
  305. if exitCode != 0 {
  306. c.Fatal("2", out, exitCode)
  307. }
  308. }
  309. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  310. // But the volume call is just a normal volume, not a bind mount
  311. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  312. var (
  313. dockerFile string
  314. containerPath string
  315. cmd string
  316. )
  317. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  318. // Windows does not support symlinks inside a volume path
  319. testRequires(c, SameHostDaemon, DaemonIsLinux)
  320. name := "test-volume-symlink"
  321. dir, err := ioutil.TempDir("", name)
  322. if err != nil {
  323. c.Fatal(err)
  324. }
  325. defer os.RemoveAll(dir)
  326. // In the case of Windows to Windows CI, if the machine is setup so that
  327. // the temp directory is not the C: drive, this test is invalid and will
  328. // not work.
  329. if daemonPlatform == "windows" && strings.ToLower(dir[:1]) != "c" {
  330. c.Skip("Requires TEMP to point to C: drive")
  331. }
  332. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  333. if err != nil {
  334. c.Fatal(err)
  335. }
  336. f.Close()
  337. if daemonPlatform == "windows" {
  338. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir %s\nRUN mklink /D c:\\test %s", WindowsBaseImage, dir, dir)
  339. containerPath = `c:\test\test`
  340. cmd = "tasklist"
  341. } else {
  342. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  343. containerPath = "/test/test"
  344. cmd = "true"
  345. }
  346. if _, err := buildImage(name, dockerFile, false); err != nil {
  347. c.Fatal(err)
  348. }
  349. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  350. }
  351. // Volume path is a symlink in the container
  352. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir2(c *check.C) {
  353. var (
  354. dockerFile string
  355. containerPath string
  356. cmd string
  357. )
  358. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  359. // Windows does not support symlinks inside a volume path
  360. testRequires(c, SameHostDaemon, DaemonIsLinux)
  361. name := "test-volume-symlink2"
  362. if daemonPlatform == "windows" {
  363. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir c:\\%s\nRUN mklink /D c:\\test c:\\%s", WindowsBaseImage, name, name)
  364. containerPath = `c:\test\test`
  365. cmd = "tasklist"
  366. } else {
  367. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p /%s\nRUN ln -s /%s /test", name, name)
  368. containerPath = "/test/test"
  369. cmd = "true"
  370. }
  371. if _, err := buildImage(name, dockerFile, false); err != nil {
  372. c.Fatal(err)
  373. }
  374. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  375. }
  376. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  377. // TODO Windows: Temporary check - remove once TP5 support is dropped
  378. if daemonPlatform == "windows" && windowsDaemonKV < 14350 {
  379. c.Skip("Needs later Windows build for RO volumes")
  380. }
  381. if _, code, err := dockerCmdWithError("run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile"); err == nil || code == 0 {
  382. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  383. }
  384. }
  385. func (s *DockerSuite) TestRunVolumesFromInReadonlyModeFails(c *check.C) {
  386. // TODO Windows: Temporary check - remove once TP5 support is dropped
  387. if daemonPlatform == "windows" && windowsDaemonKV < 14350 {
  388. c.Skip("Needs later Windows build for RO volumes")
  389. }
  390. var (
  391. volumeDir string
  392. fileInVol string
  393. )
  394. if daemonPlatform == "windows" {
  395. volumeDir = `c:/test` // Forward-slash as using busybox
  396. fileInVol = `c:/test/file`
  397. } else {
  398. testRequires(c, DaemonIsLinux)
  399. volumeDir = "/test"
  400. fileInVol = `/test/file`
  401. }
  402. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  403. if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", fileInVol); err == nil || code == 0 {
  404. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  405. }
  406. }
  407. // Regression test for #1201
  408. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  409. var (
  410. volumeDir string
  411. fileInVol string
  412. )
  413. if daemonPlatform == "windows" {
  414. volumeDir = `c:/test` // Forward-slash as using busybox
  415. fileInVol = `c:/test/file`
  416. } else {
  417. volumeDir = "/test"
  418. fileInVol = "/test/file"
  419. }
  420. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  421. dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol)
  422. if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: bar`) {
  423. c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out)
  424. }
  425. dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol)
  426. }
  427. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  428. testRequires(c, SameHostDaemon)
  429. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  430. hostpath := randomTmpDirPath("test", daemonPlatform)
  431. if err := os.MkdirAll(hostpath, 0755); err != nil {
  432. c.Fatalf("Failed to create %s: %q", hostpath, err)
  433. }
  434. defer os.RemoveAll(hostpath)
  435. // TODO Windows: Temporary check - remove once TP5 support is dropped
  436. if daemonPlatform == "windows" && windowsDaemonKV < 14350 {
  437. c.Skip("Needs later Windows build for RO volumes")
  438. }
  439. dockerCmd(c, "run", "--name", "parent", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true")
  440. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  441. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil {
  442. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  443. }
  444. dockerCmd(c, "run", "--name", "parent2", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true")
  445. // Expect this to be read-only since both are "ro"
  446. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil {
  447. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  448. }
  449. }
  450. // Test for GH#10618
  451. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  452. path1 := randomTmpDirPath("test1", daemonPlatform)
  453. path2 := randomTmpDirPath("test2", daemonPlatform)
  454. someplace := ":/someplace"
  455. if daemonPlatform == "windows" {
  456. // Windows requires that the source directory exists before calling HCS
  457. testRequires(c, SameHostDaemon)
  458. someplace = `:c:\someplace`
  459. if err := os.MkdirAll(path1, 0755); err != nil {
  460. c.Fatalf("Failed to create %s: %q", path1, err)
  461. }
  462. defer os.RemoveAll(path1)
  463. if err := os.MkdirAll(path2, 0755); err != nil {
  464. c.Fatalf("Failed to create %s: %q", path1, err)
  465. }
  466. defer os.RemoveAll(path2)
  467. }
  468. mountstr1 := path1 + someplace
  469. mountstr2 := path2 + someplace
  470. if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {
  471. c.Fatal("Expected error about duplicate mount definitions")
  472. } else {
  473. if !strings.Contains(out, "Duplicate mount point") {
  474. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  475. }
  476. }
  477. // Test for https://github.com/docker/docker/issues/22093
  478. volumename1 := "test1"
  479. volumename2 := "test2"
  480. volume1 := volumename1 + someplace
  481. volume2 := volumename2 + someplace
  482. if out, _, err := dockerCmdWithError("run", "-v", volume1, "-v", volume2, "busybox", "true"); err == nil {
  483. c.Fatal("Expected error about duplicate mount definitions")
  484. } else {
  485. if !strings.Contains(out, "Duplicate mount point") {
  486. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  487. }
  488. }
  489. // create failed should have create volume volumename1 or volumename2
  490. // we should remove volumename2 or volumename2 successfully
  491. out, _ := dockerCmd(c, "volume", "ls")
  492. if strings.Contains(out, volumename1) {
  493. dockerCmd(c, "volume", "rm", volumename1)
  494. } else {
  495. dockerCmd(c, "volume", "rm", volumename2)
  496. }
  497. }
  498. // Test for #1351
  499. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  500. prefix := ""
  501. if daemonPlatform == "windows" {
  502. prefix = `c:`
  503. }
  504. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  505. dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo")
  506. }
  507. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  508. prefix := ""
  509. if daemonPlatform == "windows" {
  510. prefix = `c:`
  511. }
  512. dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  513. dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar")
  514. dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  515. }
  516. // this tests verifies the ID format for the container
  517. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  518. out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true")
  519. if err != nil {
  520. c.Fatal(err)
  521. }
  522. if exit != 0 {
  523. c.Fatalf("expected exit code 0 received %d", exit)
  524. }
  525. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  526. if err != nil {
  527. c.Fatal(err)
  528. }
  529. if !match {
  530. c.Fatalf("Invalid container ID: %s", out)
  531. }
  532. }
  533. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  534. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  535. prefix := ""
  536. if daemonPlatform == "windows" {
  537. prefix = `c:`
  538. }
  539. dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true")
  540. }
  541. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  542. // Note that this bug happens only with symlinks with a target that starts with '/'.
  543. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  544. // Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...)
  545. testRequires(c, DaemonIsLinux)
  546. image := "docker-test-createvolumewithsymlink"
  547. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  548. buildCmd.Stdin = strings.NewReader(`FROM busybox
  549. RUN ln -s home /bar`)
  550. buildCmd.Dir = workingDirectory
  551. err := buildCmd.Run()
  552. if err != nil {
  553. c.Fatalf("could not build '%s': %v", image, err)
  554. }
  555. _, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  556. if err != nil || exitCode != 0 {
  557. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  558. }
  559. volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo")
  560. c.Assert(err, checker.IsNil)
  561. _, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink")
  562. if err != nil || exitCode != 0 {
  563. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  564. }
  565. _, err = os.Stat(volPath)
  566. if !os.IsNotExist(err) {
  567. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  568. }
  569. }
  570. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  571. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  572. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  573. // Windows does not support symlinks inside a volume path
  574. testRequires(c, DaemonIsLinux)
  575. name := "docker-test-volumesfromsymlinkpath"
  576. prefix := ""
  577. dfContents := `FROM busybox
  578. RUN ln -s home /foo
  579. VOLUME ["/foo/bar"]`
  580. if daemonPlatform == "windows" {
  581. prefix = `c:`
  582. dfContents = `FROM ` + WindowsBaseImage + `
  583. RUN mkdir c:\home
  584. RUN mklink /D c:\foo c:\home
  585. VOLUME ["c:/foo/bar"]
  586. ENTRYPOINT c:\windows\system32\cmd.exe`
  587. }
  588. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  589. buildCmd.Stdin = strings.NewReader(dfContents)
  590. buildCmd.Dir = workingDirectory
  591. err := buildCmd.Run()
  592. if err != nil {
  593. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  594. }
  595. out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)
  596. if err != nil || exitCode != 0 {
  597. c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out)
  598. }
  599. _, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar")
  600. if err != nil || exitCode != 0 {
  601. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  602. }
  603. }
  604. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  605. var (
  606. exit int
  607. err error
  608. )
  609. _, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72")
  610. if err == nil {
  611. c.Fatal("should not have a non nil error")
  612. }
  613. if exit != 72 {
  614. c.Fatalf("expected exit code 72 received %d", exit)
  615. }
  616. }
  617. func (s *DockerSuite) TestRunUserDefaults(c *check.C) {
  618. expected := "uid=0(root) gid=0(root)"
  619. if daemonPlatform == "windows" {
  620. expected = "uid=1000(ContainerAdministrator) gid=1000(ContainerAdministrator)"
  621. }
  622. out, _ := dockerCmd(c, "run", "busybox", "id")
  623. if !strings.Contains(out, expected) {
  624. c.Fatalf("expected '%s' got %s", expected, out)
  625. }
  626. }
  627. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  628. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  629. // not support the use of -u
  630. testRequires(c, DaemonIsLinux)
  631. out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id")
  632. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  633. c.Fatalf("expected root user got %s", out)
  634. }
  635. }
  636. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  637. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  638. // not support the use of -u
  639. testRequires(c, DaemonIsLinux)
  640. out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id")
  641. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  642. c.Fatalf("expected daemon user got %s", out)
  643. }
  644. }
  645. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  646. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  647. // not support the use of -u
  648. testRequires(c, DaemonIsLinux, NotArm)
  649. out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id")
  650. if err == nil {
  651. c.Fatal("No error, but must be.", out)
  652. }
  653. if !strings.Contains(out, libcontainerUser.ErrRange.Error()) {
  654. c.Fatalf("expected error about uids range, got %s", out)
  655. }
  656. }
  657. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  658. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  659. // not support the use of -u
  660. testRequires(c, DaemonIsLinux)
  661. out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id")
  662. if err == nil {
  663. c.Fatal("No error, but must be.", out)
  664. }
  665. if !strings.Contains(out, libcontainerUser.ErrRange.Error()) {
  666. c.Fatalf("expected error about uids range, got %s", out)
  667. }
  668. }
  669. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  670. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  671. // not support the use of -u
  672. testRequires(c, DaemonIsLinux)
  673. out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id")
  674. if err != nil {
  675. c.Fatal(err, out)
  676. }
  677. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  678. c.Fatalf("expected daemon user got %s", out)
  679. }
  680. }
  681. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  682. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  683. // not support the use of -u
  684. testRequires(c, DaemonIsLinux)
  685. _, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id")
  686. if err == nil {
  687. c.Fatal("unknown user should cause container to fail")
  688. }
  689. }
  690. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  691. sleepTime := "2"
  692. group := sync.WaitGroup{}
  693. group.Add(2)
  694. errChan := make(chan error, 2)
  695. for i := 0; i < 2; i++ {
  696. go func() {
  697. defer group.Done()
  698. _, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime)
  699. errChan <- err
  700. }()
  701. }
  702. group.Wait()
  703. close(errChan)
  704. for err := range errChan {
  705. c.Assert(err, check.IsNil)
  706. }
  707. }
  708. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  709. // TODO Windows: Environment handling is different between Linux and
  710. // Windows and this test relies currently on unix functionality.
  711. testRequires(c, DaemonIsLinux)
  712. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  713. cmd.Env = append(os.Environ(),
  714. "TRUE=false",
  715. "TRICKY=tri\ncky\n",
  716. )
  717. out, _, err := runCommandWithOutput(cmd)
  718. if err != nil {
  719. c.Fatal(err, out)
  720. }
  721. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  722. sort.Strings(actualEnv)
  723. goodEnv := []string{
  724. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  725. "HOSTNAME=testing",
  726. "FALSE=true",
  727. "TRUE=false",
  728. "TRICKY=tri",
  729. "cky",
  730. "",
  731. "HOME=/root",
  732. }
  733. sort.Strings(goodEnv)
  734. if len(goodEnv) != len(actualEnv) {
  735. c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
  736. }
  737. for i := range goodEnv {
  738. if actualEnv[i] != goodEnv[i] {
  739. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  740. }
  741. }
  742. }
  743. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  744. // TODO Windows: Environment handling is different between Linux and
  745. // Windows and this test relies currently on unix functionality.
  746. testRequires(c, DaemonIsLinux)
  747. // Test to make sure that when we use -e on env vars that are
  748. // not set in our local env that they're removed (if present) in
  749. // the container
  750. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  751. cmd.Env = appendBaseEnv(true)
  752. out, _, err := runCommandWithOutput(cmd)
  753. if err != nil {
  754. c.Fatal(err, out)
  755. }
  756. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  757. sort.Strings(actualEnv)
  758. goodEnv := []string{
  759. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  760. "HOME=/root",
  761. }
  762. sort.Strings(goodEnv)
  763. if len(goodEnv) != len(actualEnv) {
  764. c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
  765. }
  766. for i := range goodEnv {
  767. if actualEnv[i] != goodEnv[i] {
  768. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  769. }
  770. }
  771. }
  772. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  773. // TODO Windows: Environment handling is different between Linux and
  774. // Windows and this test relies currently on unix functionality.
  775. testRequires(c, DaemonIsLinux)
  776. // Test to make sure that when we use -e on env vars that are
  777. // already in the env that we're overriding them
  778. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  779. cmd.Env = appendBaseEnv(true, "HOSTNAME=bar")
  780. out, _, err := runCommandWithOutput(cmd)
  781. if err != nil {
  782. c.Fatal(err, out)
  783. }
  784. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  785. sort.Strings(actualEnv)
  786. goodEnv := []string{
  787. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  788. "HOME=/root2",
  789. "HOSTNAME=bar",
  790. }
  791. sort.Strings(goodEnv)
  792. if len(goodEnv) != len(actualEnv) {
  793. c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
  794. }
  795. for i := range goodEnv {
  796. if actualEnv[i] != goodEnv[i] {
  797. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  798. }
  799. }
  800. }
  801. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  802. if daemonPlatform == "windows" {
  803. // Windows busybox does not have ping. Use built in ping instead.
  804. dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  805. } else {
  806. dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  807. }
  808. }
  809. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  810. // TODO Windows: This is Linux specific as --link is not supported and
  811. // this will be deprecated in favor of container networking model.
  812. testRequires(c, DaemonIsLinux, NotUserNamespace)
  813. dockerCmd(c, "run", "--name", "linked", "busybox", "true")
  814. _, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true")
  815. if err == nil {
  816. c.Fatal("Expected error")
  817. }
  818. }
  819. // #7851 hostname outside container shows FQDN, inside only shortname
  820. // For testing purposes it is not required to set host's hostname directly
  821. // and use "--net=host" (as the original issue submitter did), as the same
  822. // codepath is executed with "docker run -h <hostname>". Both were manually
  823. // tested, but this testcase takes the simpler path of using "run -h .."
  824. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  825. // TODO Windows: -h is not yet functional.
  826. testRequires(c, DaemonIsLinux)
  827. out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  828. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  829. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  830. }
  831. }
  832. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  833. // Not applicable for Windows as Windows daemon does not support
  834. // the concept of --privileged, and mknod is a Unix concept.
  835. testRequires(c, DaemonIsLinux, NotUserNamespace)
  836. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  837. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  838. c.Fatalf("expected output ok received %s", actual)
  839. }
  840. }
  841. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  842. // Not applicable for Windows as Windows daemon does not support
  843. // the concept of --privileged, and mknod is a Unix concept.
  844. testRequires(c, DaemonIsLinux, NotUserNamespace)
  845. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  846. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  847. c.Fatalf("expected output ok received %s", actual)
  848. }
  849. }
  850. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  851. // Not applicable for Windows as there is no concept of --cap-drop
  852. testRequires(c, DaemonIsLinux)
  853. out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls")
  854. if err == nil {
  855. c.Fatal(err, out)
  856. }
  857. }
  858. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  859. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  860. testRequires(c, DaemonIsLinux)
  861. out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  862. if err == nil {
  863. c.Fatal(err, out)
  864. }
  865. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  866. c.Fatalf("expected output not ok received %s", actual)
  867. }
  868. }
  869. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  870. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  871. testRequires(c, DaemonIsLinux)
  872. out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  873. if err == nil {
  874. c.Fatal(err, out)
  875. }
  876. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  877. c.Fatalf("expected output not ok received %s", actual)
  878. }
  879. }
  880. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  881. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  882. testRequires(c, DaemonIsLinux)
  883. out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  884. if err == nil {
  885. c.Fatal(err, out)
  886. }
  887. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  888. c.Fatalf("expected output not ok received %s", actual)
  889. }
  890. }
  891. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  892. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  893. testRequires(c, DaemonIsLinux, NotUserNamespace)
  894. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  895. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  896. c.Fatalf("expected output ok received %s", actual)
  897. }
  898. }
  899. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  900. // Not applicable for Windows as there is no concept of --cap-add
  901. testRequires(c, DaemonIsLinux)
  902. out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls")
  903. if err == nil {
  904. c.Fatal(err, out)
  905. }
  906. }
  907. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  908. // Not applicable for Windows as there is no concept of --cap-add
  909. testRequires(c, DaemonIsLinux)
  910. out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  911. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  912. c.Fatalf("expected output ok received %s", actual)
  913. }
  914. }
  915. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  916. // Not applicable for Windows as there is no concept of --cap-add
  917. testRequires(c, DaemonIsLinux)
  918. out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  919. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  920. c.Fatalf("expected output ok received %s", actual)
  921. }
  922. }
  923. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  924. // Not applicable for Windows as there is no concept of --cap-add
  925. testRequires(c, DaemonIsLinux)
  926. out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  927. if err == nil {
  928. c.Fatal(err, out)
  929. }
  930. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  931. c.Fatalf("expected output not ok received %s", actual)
  932. }
  933. }
  934. func (s *DockerSuite) TestRunGroupAdd(c *check.C) {
  935. // Not applicable for Windows as there is no concept of --group-add
  936. testRequires(c, DaemonIsLinux)
  937. out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id")
  938. groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777"
  939. if actual := strings.Trim(out, "\r\n"); actual != groupsList {
  940. c.Fatalf("expected output %s received %s", groupsList, actual)
  941. }
  942. }
  943. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  944. // Not applicable for Windows as there is no concept of --privileged
  945. testRequires(c, DaemonIsLinux, NotUserNamespace)
  946. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  947. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  948. c.Fatalf("expected output ok received %s", actual)
  949. }
  950. }
  951. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  952. // Not applicable for Windows as there is no concept of unprivileged
  953. testRequires(c, DaemonIsLinux)
  954. out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  955. if err == nil {
  956. c.Fatal(err, out)
  957. }
  958. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  959. c.Fatalf("expected output not ok received %s", actual)
  960. }
  961. }
  962. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  963. // Not applicable for Windows as there is no concept of unprivileged
  964. testRequires(c, DaemonIsLinux, NotArm)
  965. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 {
  966. c.Fatal("sys should not be writable in a non privileged container")
  967. }
  968. }
  969. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  970. // Not applicable for Windows as there is no concept of unprivileged
  971. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  972. if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 {
  973. c.Fatalf("sys should be writable in privileged container")
  974. }
  975. }
  976. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  977. // Not applicable for Windows as there is no concept of unprivileged
  978. testRequires(c, DaemonIsLinux)
  979. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 {
  980. c.Fatal("proc should not be writable in a non privileged container")
  981. }
  982. }
  983. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  984. // Not applicable for Windows as there is no concept of --privileged
  985. testRequires(c, DaemonIsLinux, NotUserNamespace)
  986. if _, code := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "touch /proc/sysrq-trigger"); code != 0 {
  987. c.Fatalf("proc should be writable in privileged container")
  988. }
  989. }
  990. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  991. // Not applicable on Windows as /dev/ is a Unix specific concept
  992. // TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user
  993. testRequires(c, DaemonIsLinux, NotUserNamespace)
  994. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  995. deviceLineFields := strings.Fields(out)
  996. deviceLineFields[6] = ""
  997. deviceLineFields[7] = ""
  998. deviceLineFields[8] = ""
  999. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  1000. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  1001. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  1002. }
  1003. }
  1004. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  1005. // Not applicable on Windows as /dev/ is a Unix specific concept
  1006. testRequires(c, DaemonIsLinux)
  1007. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  1008. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  1009. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  1010. }
  1011. }
  1012. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  1013. // Not applicable on Windows as it does not support chroot
  1014. testRequires(c, DaemonIsLinux)
  1015. dockerCmd(c, "run", "busybox", "chroot", "/", "true")
  1016. }
  1017. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  1018. // Not applicable on Windows as Windows does not support --device
  1019. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1020. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  1021. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  1022. c.Fatalf("expected output /dev/nulo, received %s", actual)
  1023. }
  1024. }
  1025. func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *check.C) {
  1026. // Not applicable on Windows as Windows does not support --device
  1027. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1028. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero")
  1029. if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" {
  1030. c.Fatalf("expected output /dev/zero, received %s", actual)
  1031. }
  1032. }
  1033. func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *check.C) {
  1034. // Not applicable on Windows as Windows does not support --device
  1035. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1036. _, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero")
  1037. if err == nil {
  1038. c.Fatalf("run container with device mode ro should fail")
  1039. }
  1040. }
  1041. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1042. // Not applicable on Windows as Windows does not support -h
  1043. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1044. out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1045. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1046. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1047. }
  1048. out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1049. hostname, err := os.Hostname()
  1050. if err != nil {
  1051. c.Fatal(err)
  1052. }
  1053. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1054. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1055. }
  1056. }
  1057. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1058. out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")
  1059. expected := "/\n"
  1060. if daemonPlatform == "windows" {
  1061. expected = "C:" + expected
  1062. }
  1063. if out != expected {
  1064. c.Fatalf("pwd returned %q (expected %s)", s, expected)
  1065. }
  1066. }
  1067. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1068. if daemonPlatform == "windows" {
  1069. // Windows busybox will fail with Permission Denied on items such as pagefile.sys
  1070. dockerCmd(c, "run", "-v", `c:\:c:\host`, WindowsBaseImage, "cmd", "-c", "dir", `c:\host`)
  1071. } else {
  1072. dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host")
  1073. }
  1074. }
  1075. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1076. mount := "/:/"
  1077. targetDir := "/host"
  1078. if daemonPlatform == "windows" {
  1079. mount = `c:\:c\`
  1080. targetDir = "c:/host" // Forward slash as using busybox
  1081. }
  1082. out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir)
  1083. if err == nil {
  1084. c.Fatal(out, err)
  1085. }
  1086. }
  1087. // Verify that a container gets default DNS when only localhost resolvers exist
  1088. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1089. // Not applicable on Windows as this is testing Unix specific functionality
  1090. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1091. // preserve original resolv.conf for restoring after test
  1092. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1093. if os.IsNotExist(err) {
  1094. c.Fatalf("/etc/resolv.conf does not exist")
  1095. }
  1096. // defer restored original conf
  1097. defer func() {
  1098. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1099. c.Fatal(err)
  1100. }
  1101. }()
  1102. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1103. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1104. // GetNameservers(), leading to a replacement of nameservers with the default set
  1105. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1106. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1107. c.Fatal(err)
  1108. }
  1109. actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1110. // check that the actual defaults are appended to the commented out
  1111. // localhost resolver (which should be preserved)
  1112. // NOTE: if we ever change the defaults from google dns, this will break
  1113. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1114. if actual != expected {
  1115. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1116. }
  1117. }
  1118. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1119. // Not applicable on Windows as Windows does not support --dns*, or
  1120. // the Unix-specific functionality of resolv.conf.
  1121. testRequires(c, DaemonIsLinux)
  1122. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf")
  1123. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1124. if !strings.Contains(stderr, "Localhost DNS setting") {
  1125. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1126. }
  1127. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1128. if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" {
  1129. c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual)
  1130. }
  1131. out, stderr, _ = dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf")
  1132. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1133. if actual != "nameserver 127.0.0.1 options ndots:3" {
  1134. c.Fatalf("expected 'nameserver 127.0.0.1 options ndots:3', but says: %q", actual)
  1135. }
  1136. }
  1137. func (s *DockerSuite) TestRunDnsRepeatOptions(c *check.C) {
  1138. testRequires(c, DaemonIsLinux)
  1139. out, _, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=1.1.1.1", "--dns=2.2.2.2", "--dns-search=mydomain", "--dns-search=mydomain2", "--dns-opt=ndots:9", "--dns-opt=timeout:3", "busybox", "cat", "/etc/resolv.conf")
  1140. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1141. if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" {
  1142. c.Fatalf("expected 'search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3', but says: %q", actual)
  1143. }
  1144. }
  1145. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1146. // Not applicable on Windows as testing Unix specific functionality
  1147. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1148. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1149. if os.IsNotExist(err) {
  1150. c.Fatalf("/etc/resolv.conf does not exist")
  1151. }
  1152. hostNameservers := resolvconf.GetNameservers(origResolvConf, types.IP)
  1153. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1154. var out string
  1155. out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1156. if actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "127.0.0.1" {
  1157. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1158. }
  1159. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1160. if len(actualSearch) != len(hostSearch) {
  1161. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1162. }
  1163. for i := range actualSearch {
  1164. if actualSearch[i] != hostSearch[i] {
  1165. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1166. }
  1167. }
  1168. out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1169. actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP)
  1170. if len(actualNameservers) != len(hostNameservers) {
  1171. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNameservers), len(actualNameservers))
  1172. }
  1173. for i := range actualNameservers {
  1174. if actualNameservers[i] != hostNameservers[i] {
  1175. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNameservers[i])
  1176. }
  1177. }
  1178. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1179. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1180. }
  1181. // test with file
  1182. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1183. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1184. c.Fatal(err)
  1185. }
  1186. // put the old resolvconf back
  1187. defer func() {
  1188. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1189. c.Fatal(err)
  1190. }
  1191. }()
  1192. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1193. if os.IsNotExist(err) {
  1194. c.Fatalf("/etc/resolv.conf does not exist")
  1195. }
  1196. hostNameservers = resolvconf.GetNameservers(resolvConf, types.IP)
  1197. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1198. out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1199. if actualNameservers = resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1200. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1201. }
  1202. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1203. if len(actualSearch) != len(hostSearch) {
  1204. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1205. }
  1206. for i := range actualSearch {
  1207. if actualSearch[i] != hostSearch[i] {
  1208. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1209. }
  1210. }
  1211. }
  1212. // Test to see if a non-root user can resolve a DNS name. Also
  1213. // check if the container resolv.conf file has at least 0644 perm.
  1214. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1215. // Not applicable on Windows as Windows does not support --user
  1216. testRequires(c, SameHostDaemon, Network, DaemonIsLinux, NotArm)
  1217. dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org")
  1218. cID, err := getIDByName("testperm")
  1219. if err != nil {
  1220. c.Fatal(err)
  1221. }
  1222. fmode := (os.FileMode)(0644)
  1223. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1224. if err != nil {
  1225. c.Fatal(err)
  1226. }
  1227. if (finfo.Mode() & fmode) != fmode {
  1228. c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String())
  1229. }
  1230. }
  1231. // Test if container resolv.conf gets updated the next time it restarts
  1232. // if host /etc/resolv.conf has changed. This only applies if the container
  1233. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1234. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1235. // Not applicable on Windows as testing unix specific functionality
  1236. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1237. c.Skip("Unstable test, to be re-activated once #19937 is resolved")
  1238. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n")
  1239. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1240. //take a copy of resolv.conf for restoring after test completes
  1241. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1242. if err != nil {
  1243. c.Fatal(err)
  1244. }
  1245. // This test case is meant to test monitoring resolv.conf when it is
  1246. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1247. // it with a file containing the original settings.
  1248. cmd := exec.Command("umount", "/etc/resolv.conf")
  1249. if _, err = runCommand(cmd); err != nil {
  1250. c.Fatal(err)
  1251. }
  1252. //cleanup
  1253. defer func() {
  1254. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1255. c.Fatal(err)
  1256. }
  1257. }()
  1258. //1. test that a restarting container gets an updated resolv.conf
  1259. dockerCmd(c, "run", "--name=first", "busybox", "true")
  1260. containerID1, err := getIDByName("first")
  1261. if err != nil {
  1262. c.Fatal(err)
  1263. }
  1264. // replace resolv.conf with our temporary copy
  1265. bytesResolvConf := []byte(tmpResolvConf)
  1266. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1267. c.Fatal(err)
  1268. }
  1269. // start the container again to pickup changes
  1270. dockerCmd(c, "start", "first")
  1271. // check for update in container
  1272. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1273. if err != nil {
  1274. c.Fatal(err)
  1275. }
  1276. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1277. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1278. }
  1279. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1280. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1281. c.Fatal(err)
  1282. } */
  1283. //2. test that a restarting container does not receive resolv.conf updates
  1284. // if it modified the container copy of the starting point resolv.conf
  1285. dockerCmd(c, "run", "--name=second", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1286. containerID2, err := getIDByName("second")
  1287. if err != nil {
  1288. c.Fatal(err)
  1289. }
  1290. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1291. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1292. c.Fatal(err)
  1293. }
  1294. // start the container again
  1295. dockerCmd(c, "start", "second")
  1296. // check for update in container
  1297. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1298. if err != nil {
  1299. c.Fatal(err)
  1300. }
  1301. if bytes.Equal(containerResolv, resolvConfSystem) {
  1302. c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv))
  1303. }
  1304. //3. test that a running container's resolv.conf is not modified while running
  1305. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1306. runningContainerID := strings.TrimSpace(out)
  1307. // replace resolv.conf
  1308. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1309. c.Fatal(err)
  1310. }
  1311. // check for update in container
  1312. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1313. if err != nil {
  1314. c.Fatal(err)
  1315. }
  1316. if bytes.Equal(containerResolv, bytesResolvConf) {
  1317. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1318. }
  1319. //4. test that a running container's resolv.conf is updated upon restart
  1320. // (the above container is still running..)
  1321. dockerCmd(c, "restart", runningContainerID)
  1322. // check for update in container
  1323. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1324. if err != nil {
  1325. c.Fatal(err)
  1326. }
  1327. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1328. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1329. }
  1330. //5. test that additions of a localhost resolver are cleaned from
  1331. // host resolv.conf before updating container's resolv.conf copies
  1332. // replace resolv.conf with a localhost-only nameserver copy
  1333. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1334. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1335. c.Fatal(err)
  1336. }
  1337. // start the container again to pickup changes
  1338. dockerCmd(c, "start", "first")
  1339. // our first exited container ID should have been updated, but with default DNS
  1340. // after the cleanup of resolv.conf found only a localhost nameserver:
  1341. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1342. if err != nil {
  1343. c.Fatal(err)
  1344. }
  1345. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1346. if !bytes.Equal(containerResolv, []byte(expected)) {
  1347. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1348. }
  1349. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1350. // of containers' resolv.conf.
  1351. // Restore the original resolv.conf
  1352. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1353. c.Fatal(err)
  1354. }
  1355. // Run the container so it picks up the old settings
  1356. dockerCmd(c, "run", "--name=third", "busybox", "true")
  1357. containerID3, err := getIDByName("third")
  1358. if err != nil {
  1359. c.Fatal(err)
  1360. }
  1361. // Create a modified resolv.conf.aside and override resolv.conf with it
  1362. bytesResolvConf = []byte(tmpResolvConf)
  1363. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1364. c.Fatal(err)
  1365. }
  1366. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1367. if err != nil {
  1368. c.Fatal(err)
  1369. }
  1370. // start the container again to pickup changes
  1371. dockerCmd(c, "start", "third")
  1372. // check for update in container
  1373. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1374. if err != nil {
  1375. c.Fatal(err)
  1376. }
  1377. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1378. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1379. }
  1380. //cleanup, restore original resolv.conf happens in defer func()
  1381. }
  1382. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1383. // Not applicable on Windows as it does not support --add-host
  1384. testRequires(c, DaemonIsLinux)
  1385. out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1386. actual := strings.Trim(out, "\r\n")
  1387. if actual != "86.75.30.9\textra" {
  1388. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1389. }
  1390. }
  1391. // Regression test for #6983
  1392. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1393. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true")
  1394. if exitCode != 0 {
  1395. c.Fatalf("Container should have exited with error code 0")
  1396. }
  1397. }
  1398. // Regression test for #6983
  1399. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1400. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true")
  1401. if exitCode != 0 {
  1402. c.Fatalf("Container should have exited with error code 0")
  1403. }
  1404. }
  1405. // Regression test for #6983
  1406. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1407. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1408. if exitCode != 0 {
  1409. c.Fatalf("Container should have exited with error code 0")
  1410. }
  1411. }
  1412. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1413. // but using --attach instead of -a to make sure we read the flag correctly
  1414. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1415. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1416. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1417. if err == nil {
  1418. c.Fatal("Container should have exited with error code different than 0")
  1419. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1420. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1421. }
  1422. }
  1423. func (s *DockerSuite) TestRunState(c *check.C) {
  1424. // TODO Windows: This needs some rework as Windows busybox does not support top
  1425. testRequires(c, DaemonIsLinux)
  1426. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1427. id := strings.TrimSpace(out)
  1428. state := inspectField(c, id, "State.Running")
  1429. if state != "true" {
  1430. c.Fatal("Container state is 'not running'")
  1431. }
  1432. pid1 := inspectField(c, id, "State.Pid")
  1433. if pid1 == "0" {
  1434. c.Fatal("Container state Pid 0")
  1435. }
  1436. dockerCmd(c, "stop", id)
  1437. state = inspectField(c, id, "State.Running")
  1438. if state != "false" {
  1439. c.Fatal("Container state is 'running'")
  1440. }
  1441. pid2 := inspectField(c, id, "State.Pid")
  1442. if pid2 == pid1 {
  1443. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1444. }
  1445. dockerCmd(c, "start", id)
  1446. state = inspectField(c, id, "State.Running")
  1447. if state != "true" {
  1448. c.Fatal("Container state is 'not running'")
  1449. }
  1450. pid3 := inspectField(c, id, "State.Pid")
  1451. if pid3 == pid1 {
  1452. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1453. }
  1454. }
  1455. // Test for #1737
  1456. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1457. // Not applicable on Windows as it does not support uid or gid in this way
  1458. testRequires(c, DaemonIsLinux)
  1459. name := "testrunvolumesuidgid"
  1460. _, err := buildImage(name,
  1461. `FROM busybox
  1462. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1463. RUN echo 'dockerio:x:1001:' >> /etc/group
  1464. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1465. true)
  1466. if err != nil {
  1467. c.Fatal(err)
  1468. }
  1469. // Test that the uid and gid is copied from the image to the volume
  1470. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1471. out = strings.TrimSpace(out)
  1472. if out != "dockerio:dockerio" {
  1473. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1474. }
  1475. }
  1476. // Test for #1582
  1477. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1478. // TODO Windows, post TP5. Windows does not yet support volume functionality
  1479. // that copies from the image to the volume.
  1480. testRequires(c, DaemonIsLinux)
  1481. name := "testruncopyvolumecontent"
  1482. _, err := buildImage(name,
  1483. `FROM busybox
  1484. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1485. true)
  1486. if err != nil {
  1487. c.Fatal(err)
  1488. }
  1489. // Test that the content is copied from the image to the volume
  1490. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1491. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1492. c.Fatal("Container failed to transfer content to volume")
  1493. }
  1494. }
  1495. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1496. name := "testrunmdcleanuponentrypoint"
  1497. if _, err := buildImage(name,
  1498. `FROM busybox
  1499. ENTRYPOINT ["echo"]
  1500. CMD ["testingpoint"]`,
  1501. true); err != nil {
  1502. c.Fatal(err)
  1503. }
  1504. out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name)
  1505. if exit != 0 {
  1506. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1507. }
  1508. out = strings.TrimSpace(out)
  1509. expected := "root"
  1510. if daemonPlatform == "windows" {
  1511. expected = `user manager\containeradministrator`
  1512. }
  1513. if out != expected {
  1514. c.Fatalf("Expected output %s, got %q", expected, out)
  1515. }
  1516. }
  1517. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1518. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1519. existingFile := "/bin/cat"
  1520. expected := "not a directory"
  1521. if daemonPlatform == "windows" {
  1522. existingFile = `\windows\system32\ntdll.dll`
  1523. expected = `Cannot mkdir: \windows\system32\ntdll.dll is not a directory.`
  1524. }
  1525. out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox")
  1526. if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) {
  1527. c.Fatalf("Existing binary as a directory should error out with exitCode 125; we got: %s, exitCode: %d", out, exitCode)
  1528. }
  1529. }
  1530. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1531. name := "testrunexitonstdinclose"
  1532. meow := "/bin/cat"
  1533. delay := 60
  1534. if daemonPlatform == "windows" {
  1535. meow = "cat"
  1536. }
  1537. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow)
  1538. stdin, err := runCmd.StdinPipe()
  1539. if err != nil {
  1540. c.Fatal(err)
  1541. }
  1542. stdout, err := runCmd.StdoutPipe()
  1543. if err != nil {
  1544. c.Fatal(err)
  1545. }
  1546. if err := runCmd.Start(); err != nil {
  1547. c.Fatal(err)
  1548. }
  1549. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1550. c.Fatal(err)
  1551. }
  1552. r := bufio.NewReader(stdout)
  1553. line, err := r.ReadString('\n')
  1554. if err != nil {
  1555. c.Fatal(err)
  1556. }
  1557. line = strings.TrimSpace(line)
  1558. if line != "hello" {
  1559. c.Fatalf("Output should be 'hello', got '%q'", line)
  1560. }
  1561. if err := stdin.Close(); err != nil {
  1562. c.Fatal(err)
  1563. }
  1564. finish := make(chan error)
  1565. go func() {
  1566. finish <- runCmd.Wait()
  1567. close(finish)
  1568. }()
  1569. select {
  1570. case err := <-finish:
  1571. c.Assert(err, check.IsNil)
  1572. case <-time.After(time.Duration(delay) * time.Second):
  1573. c.Fatal("docker run failed to exit on stdin close")
  1574. }
  1575. state := inspectField(c, name, "State.Running")
  1576. if state != "false" {
  1577. c.Fatal("Container must be stopped after stdin closing")
  1578. }
  1579. }
  1580. // Test run -i --restart xxx doesn't hang
  1581. func (s *DockerSuite) TestRunInteractiveWithRestartPolicy(c *check.C) {
  1582. name := "test-inter-restart"
  1583. runCmd := exec.Command(dockerBinary, "run", "-i", "--name", name, "--restart=always", "busybox", "sh")
  1584. stdin, err := runCmd.StdinPipe()
  1585. c.Assert(err, checker.IsNil)
  1586. err = runCmd.Start()
  1587. c.Assert(err, checker.IsNil)
  1588. c.Assert(waitRun(name), check.IsNil)
  1589. _, err = stdin.Write([]byte("exit 11\n"))
  1590. c.Assert(err, checker.IsNil)
  1591. finish := make(chan error)
  1592. go func() {
  1593. finish <- runCmd.Wait()
  1594. close(finish)
  1595. }()
  1596. delay := 10 * time.Second
  1597. select {
  1598. case <-finish:
  1599. case <-time.After(delay):
  1600. c.Fatal("run -i --restart hangs")
  1601. }
  1602. c.Assert(waitRun(name), check.IsNil)
  1603. dockerCmd(c, "stop", name)
  1604. }
  1605. // Test for #2267
  1606. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1607. // Cannot run on Windows as Windows does not support diff.
  1608. testRequires(c, DaemonIsLinux)
  1609. name := "writehosts"
  1610. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1611. if !strings.Contains(out, "test2267") {
  1612. c.Fatal("/etc/hosts should contain 'test2267'")
  1613. }
  1614. out, _ = dockerCmd(c, "diff", name)
  1615. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1616. c.Fatal("diff should be empty")
  1617. }
  1618. }
  1619. func eqToBaseDiff(out string, c *check.C) bool {
  1620. name := "eqToBaseDiff" + stringutils.GenerateRandomAlphaOnlyString(32)
  1621. dockerCmd(c, "run", "--name", name, "busybox", "echo", "hello")
  1622. cID, err := getIDByName(name)
  1623. c.Assert(err, check.IsNil)
  1624. baseDiff, _ := dockerCmd(c, "diff", cID)
  1625. baseArr := strings.Split(baseDiff, "\n")
  1626. sort.Strings(baseArr)
  1627. outArr := strings.Split(out, "\n")
  1628. sort.Strings(outArr)
  1629. return sliceEq(baseArr, outArr)
  1630. }
  1631. func sliceEq(a, b []string) bool {
  1632. if len(a) != len(b) {
  1633. return false
  1634. }
  1635. for i := range a {
  1636. if a[i] != b[i] {
  1637. return false
  1638. }
  1639. }
  1640. return true
  1641. }
  1642. // Test for #2267
  1643. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1644. // Cannot run on Windows as Windows does not support diff.
  1645. testRequires(c, DaemonIsLinux)
  1646. name := "writehostname"
  1647. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1648. if !strings.Contains(out, "test2267") {
  1649. c.Fatal("/etc/hostname should contain 'test2267'")
  1650. }
  1651. out, _ = dockerCmd(c, "diff", name)
  1652. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1653. c.Fatal("diff should be empty")
  1654. }
  1655. }
  1656. // Test for #2267
  1657. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1658. // Cannot run on Windows as Windows does not support diff.
  1659. testRequires(c, DaemonIsLinux)
  1660. name := "writeresolv"
  1661. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1662. if !strings.Contains(out, "test2267") {
  1663. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1664. }
  1665. out, _ = dockerCmd(c, "diff", name)
  1666. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1667. c.Fatal("diff should be empty")
  1668. }
  1669. }
  1670. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1671. // Cannot run on Windows as Windows does not support --device
  1672. testRequires(c, DaemonIsLinux)
  1673. name := "baddevice"
  1674. out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true")
  1675. if err == nil {
  1676. c.Fatal("Run should fail with bad device")
  1677. }
  1678. expected := `"/etc": not a device node`
  1679. if !strings.Contains(out, expected) {
  1680. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1681. }
  1682. }
  1683. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1684. name := "entrypoint"
  1685. out, _ := dockerCmd(c, "run", "--name", name, "--entrypoint", "echo", "busybox", "-n", "foobar")
  1686. expected := "foobar"
  1687. if out != expected {
  1688. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1689. }
  1690. }
  1691. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1692. testRequires(c, SameHostDaemon)
  1693. if daemonPlatform == "linux" {
  1694. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1695. }
  1696. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1697. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1698. if err != nil {
  1699. c.Fatal(err)
  1700. }
  1701. defer os.RemoveAll(tmpDir)
  1702. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1703. // TODO Windows: Temporary check - remove once TP5 support is dropped
  1704. if daemonPlatform != "windows" || windowsDaemonKV >= 14350 {
  1705. // Test reading from a read-only bind mount
  1706. out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:%s/tmp:ro", tmpDir, prefix), "busybox", "ls", prefix+"/tmp")
  1707. if !strings.Contains(out, "touch-me") {
  1708. c.Fatal("Container failed to read from bind mount")
  1709. }
  1710. }
  1711. // test writing to bind mount
  1712. if daemonPlatform == "windows" {
  1713. dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla")
  1714. } else {
  1715. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1716. }
  1717. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1718. // test mounting to an illegal destination directory
  1719. _, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1720. if err == nil {
  1721. c.Fatal("Container bind mounted illegal directory")
  1722. }
  1723. // Windows does not (and likely never will) support mounting a single file
  1724. if daemonPlatform != "windows" {
  1725. // test mount a file
  1726. dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1727. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1728. expected := "yotta"
  1729. if content != expected {
  1730. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1731. }
  1732. }
  1733. }
  1734. // Ensure that CIDFile gets deleted if it's empty
  1735. // Perform this test by making `docker run` fail
  1736. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1737. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1738. if err != nil {
  1739. c.Fatal(err)
  1740. }
  1741. defer os.RemoveAll(tmpDir)
  1742. tmpCidFile := path.Join(tmpDir, "cid")
  1743. image := "emptyfs"
  1744. if daemonPlatform == "windows" {
  1745. // Windows can't support an emptyfs image. Just use the regular Windows image
  1746. image = WindowsBaseImage
  1747. }
  1748. out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image)
  1749. if err == nil {
  1750. c.Fatalf("Run without command must fail. out=%s", out)
  1751. } else if !strings.Contains(out, "No command specified") {
  1752. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1753. }
  1754. if _, err := os.Stat(tmpCidFile); err == nil {
  1755. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1756. }
  1757. }
  1758. // #2098 - Docker cidFiles only contain short version of the containerId
  1759. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1760. // TestRunCidFile tests that run --cidfile returns the longid
  1761. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1762. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1763. if err != nil {
  1764. c.Fatal(err)
  1765. }
  1766. tmpCidFile := path.Join(tmpDir, "cid")
  1767. defer os.RemoveAll(tmpDir)
  1768. out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1769. id := strings.TrimSpace(out)
  1770. buffer, err := ioutil.ReadFile(tmpCidFile)
  1771. if err != nil {
  1772. c.Fatal(err)
  1773. }
  1774. cid := string(buffer)
  1775. if len(cid) != 64 {
  1776. c.Fatalf("--cidfile should be a long id, not %q", id)
  1777. }
  1778. if cid != id {
  1779. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1780. }
  1781. }
  1782. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1783. mac := "12:34:56:78:9a:bc"
  1784. var out string
  1785. if daemonPlatform == "windows" {
  1786. out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'")
  1787. mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs
  1788. } else {
  1789. out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "/bin/sh", "-c", "ip link show eth0 | tail -1 | awk '{print $2}'")
  1790. }
  1791. actualMac := strings.TrimSpace(out)
  1792. if actualMac != mac {
  1793. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1794. }
  1795. }
  1796. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1797. // TODO Windows. Network settings are not propagated back to inspect.
  1798. testRequires(c, DaemonIsLinux)
  1799. mac := "12:34:56:78:9a:bc"
  1800. out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1801. id := strings.TrimSpace(out)
  1802. inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress")
  1803. if inspectedMac != mac {
  1804. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1805. }
  1806. }
  1807. // test docker run use an invalid mac address
  1808. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1809. out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1810. //use an invalid mac address should with an error out
  1811. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1812. c.Fatalf("run with an invalid --mac-address should with error out")
  1813. }
  1814. }
  1815. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1816. // TODO Windows. Network settings are not propagated back to inspect.
  1817. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1818. out, _ := dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1819. id := strings.TrimSpace(out)
  1820. ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress")
  1821. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1822. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1823. out, _, err := runCommandWithOutput(iptCmd)
  1824. if err != nil {
  1825. c.Fatal(err, out)
  1826. }
  1827. if err := deleteContainer(id); err != nil {
  1828. c.Fatal(err)
  1829. }
  1830. dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1831. }
  1832. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1833. // TODO Windows. The duplicate NAT message returned by Windows will be
  1834. // changing as is currently completely undecipherable. Does need modifying
  1835. // to run sh rather than top though as top isn't in Windows busybox.
  1836. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1837. port := "1234"
  1838. dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top")
  1839. out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top")
  1840. if err == nil {
  1841. c.Fatalf("Binding on used port must fail")
  1842. }
  1843. if !strings.Contains(out, "port is already allocated") {
  1844. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1845. }
  1846. }
  1847. // https://github.com/docker/docker/issues/12148
  1848. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1849. // TODO Windows. -P is not yet supported
  1850. testRequires(c, DaemonIsLinux)
  1851. // allocate a dynamic port to get the most recent
  1852. out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1853. id := strings.TrimSpace(out)
  1854. out, _ = dockerCmd(c, "port", id, "80")
  1855. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1856. port, err := strconv.ParseInt(strPort, 10, 64)
  1857. if err != nil {
  1858. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1859. }
  1860. // allocate a static port and a dynamic port together, with static port
  1861. // takes the next recent port in dynamic port range.
  1862. dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top")
  1863. }
  1864. // Regression test for #7792
  1865. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1866. // TODO Windows: Post TP5. Updated, but Windows does not support nested mounts currently.
  1867. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1868. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1869. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1870. if err != nil {
  1871. c.Fatal(err)
  1872. }
  1873. defer os.RemoveAll(tmpDir)
  1874. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1875. if err != nil {
  1876. c.Fatal(err)
  1877. }
  1878. defer os.RemoveAll(tmpDir2)
  1879. // Create a temporary tmpfs mounc.
  1880. fooDir := filepath.Join(tmpDir, "foo")
  1881. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1882. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1883. }
  1884. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1885. c.Fatal(err)
  1886. }
  1887. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1888. c.Fatal(err)
  1889. }
  1890. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1891. c.Fatal(err)
  1892. }
  1893. dockerCmd(c, "run",
  1894. "-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir),
  1895. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir),
  1896. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2),
  1897. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir),
  1898. "busybox:latest", "sh", "-c",
  1899. "ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me")
  1900. }
  1901. // Regression test for https://github.com/docker/docker/issues/8259
  1902. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1903. // Not applicable on Windows as Windows does not support volumes
  1904. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1905. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1906. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1907. if err != nil {
  1908. c.Fatal(err)
  1909. }
  1910. defer os.RemoveAll(tmpDir)
  1911. linkPath := os.TempDir() + "/testlink2"
  1912. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1913. c.Fatal(err)
  1914. }
  1915. defer os.RemoveAll(linkPath)
  1916. // Create first container
  1917. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1918. // Create second container with same symlinked path
  1919. // This will fail if the referenced issue is hit with a "Volume exists" error
  1920. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1921. }
  1922. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  1923. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  1924. // While Windows supports volumes, it does not support --add-host hence
  1925. // this test is not applicable on Windows.
  1926. testRequires(c, DaemonIsLinux)
  1927. out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  1928. if !strings.Contains(out, "nameserver 127.0.0.1") {
  1929. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  1930. }
  1931. out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  1932. if !strings.Contains(out, "test123") {
  1933. c.Fatal("/etc volume mount hides /etc/hostname")
  1934. }
  1935. out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  1936. out = strings.Replace(out, "\n", " ", -1)
  1937. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  1938. c.Fatal("/etc volume mount hides /etc/hosts")
  1939. }
  1940. }
  1941. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  1942. // TODO Windows (Post TP5). Windows does not support volumes which
  1943. // are pre-populated such as is built in the dockerfile used in this test.
  1944. testRequires(c, DaemonIsLinux)
  1945. if _, err := buildImage("dataimage",
  1946. `FROM busybox
  1947. RUN mkdir -p /foo
  1948. RUN touch /foo/bar`,
  1949. true); err != nil {
  1950. c.Fatal(err)
  1951. }
  1952. dockerCmd(c, "run", "--name", "test", "-v", "/foo", "busybox")
  1953. if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1954. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  1955. }
  1956. tmpDir := randomTmpDirPath("docker_test_bind_mount_copy_data", daemonPlatform)
  1957. if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1958. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  1959. }
  1960. }
  1961. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  1962. // just run with unknown image
  1963. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  1964. stdout := bytes.NewBuffer(nil)
  1965. cmd.Stdout = stdout
  1966. if err := cmd.Run(); err == nil {
  1967. c.Fatal("Run with unknown image should fail")
  1968. }
  1969. if stdout.Len() != 0 {
  1970. c.Fatalf("Stdout contains output from pull: %s", stdout)
  1971. }
  1972. }
  1973. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  1974. testRequires(c, SameHostDaemon)
  1975. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  1976. if _, err := buildImage("run_volumes_clean_paths",
  1977. `FROM busybox
  1978. VOLUME `+prefix+`/foo/`,
  1979. true); err != nil {
  1980. c.Fatal(err)
  1981. }
  1982. dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  1983. out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash)
  1984. if err != errMountNotFound {
  1985. c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out)
  1986. }
  1987. out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`)
  1988. c.Assert(err, check.IsNil)
  1989. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1990. c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out)
  1991. }
  1992. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash)
  1993. if err != errMountNotFound {
  1994. c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out)
  1995. }
  1996. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar")
  1997. c.Assert(err, check.IsNil)
  1998. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1999. c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out)
  2000. }
  2001. }
  2002. // Regression test for #3631
  2003. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  2004. // TODO Windows: This should be able to run on Windows if can find an
  2005. // alternate to /dev/zero and /dev/stdout.
  2006. testRequires(c, DaemonIsLinux)
  2007. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2008. stdout, err := cont.StdoutPipe()
  2009. if err != nil {
  2010. c.Fatal(err)
  2011. }
  2012. if err := cont.Start(); err != nil {
  2013. c.Fatal(err)
  2014. }
  2015. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2016. if err != nil {
  2017. c.Fatal(err)
  2018. }
  2019. expected := 2 * 1024 * 2000
  2020. if n != expected {
  2021. c.Fatalf("Expected %d, got %d", expected, n)
  2022. }
  2023. }
  2024. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  2025. // TODO Windows: -P is not currently supported. Also network
  2026. // settings are not propagated back.
  2027. testRequires(c, DaemonIsLinux)
  2028. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2029. id := strings.TrimSpace(out)
  2030. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2031. var ports nat.PortMap
  2032. if err := unmarshalJSON([]byte(portstr), &ports); err != nil {
  2033. c.Fatal(err)
  2034. }
  2035. for port, binding := range ports {
  2036. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2037. if portnum < 3000 || portnum > 3003 {
  2038. c.Fatalf("Port %d is out of range ", portnum)
  2039. }
  2040. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2041. c.Fatalf("Port is not mapped for the port %s", port)
  2042. }
  2043. }
  2044. }
  2045. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  2046. out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox")
  2047. c.Assert(err, checker.NotNil, check.Commentf("--expose with an invalid port should error out"))
  2048. c.Assert(out, checker.Contains, "invalid range format for --expose")
  2049. }
  2050. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2051. out, _, _ := dockerCmdWithStdoutStderr(c, "create", "busybox", "/bin/nada")
  2052. cID := strings.TrimSpace(out)
  2053. _, _, err := dockerCmdWithError("start", cID)
  2054. // Windows and Linux are different here by architectural design. Linux will
  2055. // fail to start the container, so an error is expected. Windows will
  2056. // successfully start the container, and once started attempt to execute
  2057. // the command which will fail.
  2058. if daemonPlatform == "windows" {
  2059. // Wait for it to exit.
  2060. waitExited(cID, 30*time.Second)
  2061. c.Assert(err, check.IsNil)
  2062. } else {
  2063. c.Assert(err, check.NotNil)
  2064. }
  2065. rc := inspectField(c, cID, "State.ExitCode")
  2066. if rc == "0" {
  2067. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2068. }
  2069. }
  2070. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2071. // Not applicable on Windows as uses Unix-specific capabilities
  2072. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2073. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2074. if err != nil {
  2075. c.Fatal(err)
  2076. }
  2077. out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2078. out = strings.Trim(out, "\n")
  2079. if hostIpc != out {
  2080. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out)
  2081. }
  2082. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2083. out = strings.Trim(out, "\n")
  2084. if hostIpc == out {
  2085. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out)
  2086. }
  2087. }
  2088. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2089. // Not applicable on Windows as uses Unix-specific capabilities
  2090. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2091. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
  2092. id := strings.TrimSpace(out)
  2093. state := inspectField(c, id, "State.Running")
  2094. if state != "true" {
  2095. c.Fatal("Container state is 'not running'")
  2096. }
  2097. pid1 := inspectField(c, id, "State.Pid")
  2098. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2099. if err != nil {
  2100. c.Fatal(err)
  2101. }
  2102. out, _ = dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2103. out = strings.Trim(out, "\n")
  2104. if parentContainerIpc != out {
  2105. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out)
  2106. }
  2107. catOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "cat", "/dev/shm/test")
  2108. if catOutput != "test" {
  2109. c.Fatalf("Output of /dev/shm/test expected test but found: %s", catOutput)
  2110. }
  2111. // check that /dev/mqueue is actually of mqueue type
  2112. grepOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "grep", "/dev/mqueue", "/proc/mounts")
  2113. if !strings.HasPrefix(grepOutput, "mqueue /dev/mqueue mqueue rw") {
  2114. c.Fatalf("Output of 'grep /proc/mounts' expected 'mqueue /dev/mqueue mqueue rw' but found: %s", grepOutput)
  2115. }
  2116. lsOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "ls", "/dev/mqueue")
  2117. lsOutput = strings.Trim(lsOutput, "\n")
  2118. if lsOutput != "toto" {
  2119. c.Fatalf("Output of 'ls /dev/mqueue' expected 'toto' but found: %s", lsOutput)
  2120. }
  2121. }
  2122. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2123. // Not applicable on Windows as uses Unix-specific capabilities
  2124. testRequires(c, DaemonIsLinux)
  2125. out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2126. if !strings.Contains(out, "abcd1234") || err == nil {
  2127. c.Fatalf("run IPC from a non exists container should with correct error out")
  2128. }
  2129. }
  2130. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2131. // Not applicable on Windows as uses Unix-specific capabilities
  2132. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2133. out, _ := dockerCmd(c, "create", "busybox")
  2134. id := strings.TrimSpace(out)
  2135. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2136. if err == nil {
  2137. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2138. }
  2139. }
  2140. func (s *DockerSuite) TestRunModePidContainer(c *check.C) {
  2141. // Not applicable on Windows as uses Unix-specific capabilities
  2142. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2143. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "top")
  2144. id := strings.TrimSpace(out)
  2145. state := inspectField(c, id, "State.Running")
  2146. if state != "true" {
  2147. c.Fatal("Container state is 'not running'")
  2148. }
  2149. pid1 := inspectField(c, id, "State.Pid")
  2150. parentContainerPid, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/pid", pid1))
  2151. if err != nil {
  2152. c.Fatal(err)
  2153. }
  2154. out, _ = dockerCmd(c, "run", fmt.Sprintf("--pid=container:%s", id), "busybox", "readlink", "/proc/self/ns/pid")
  2155. out = strings.Trim(out, "\n")
  2156. if parentContainerPid != out {
  2157. c.Fatalf("PID different with --pid=container:%s %s != %s\n", id, parentContainerPid, out)
  2158. }
  2159. }
  2160. func (s *DockerSuite) TestRunModePidContainerNotExists(c *check.C) {
  2161. // Not applicable on Windows as uses Unix-specific capabilities
  2162. testRequires(c, DaemonIsLinux)
  2163. out, _, err := dockerCmdWithError("run", "-d", "--pid", "container:abcd1234", "busybox", "top")
  2164. if !strings.Contains(out, "abcd1234") || err == nil {
  2165. c.Fatalf("run PID from a non exists container should with correct error out")
  2166. }
  2167. }
  2168. func (s *DockerSuite) TestRunModePidContainerNotRunning(c *check.C) {
  2169. // Not applicable on Windows as uses Unix-specific capabilities
  2170. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2171. out, _ := dockerCmd(c, "create", "busybox")
  2172. id := strings.TrimSpace(out)
  2173. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--pid=container:%s", id), "busybox")
  2174. if err == nil {
  2175. c.Fatalf("Run container with pid mode container should fail with non running container: %s\n%s", out, err)
  2176. }
  2177. }
  2178. func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *check.C) {
  2179. // Not applicable on Windows as uses Unix-specific capabilities
  2180. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2181. dockerCmd(c, "run", "-d", "--name", "shmfromhost", "-v", "/dev/shm:/dev/shm", "-v", "/dev/mqueue:/dev/mqueue", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
  2182. defer os.Remove("/dev/mqueue/toto")
  2183. defer os.Remove("/dev/shm/test")
  2184. volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm")
  2185. c.Assert(err, checker.IsNil)
  2186. if volPath != "/dev/shm" {
  2187. c.Fatalf("volumePath should have been /dev/shm, was %s", volPath)
  2188. }
  2189. out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test")
  2190. if out != "test" {
  2191. c.Fatalf("Output of /dev/shm/test expected test but found: %s", out)
  2192. }
  2193. // Check that the mq was created
  2194. if _, err := os.Stat("/dev/mqueue/toto"); err != nil {
  2195. c.Fatalf("Failed to confirm '/dev/mqueue/toto' presence on host: %s", err.Error())
  2196. }
  2197. }
  2198. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2199. // Not applicable on Windows as uses Unix-specific capabilities
  2200. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2201. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2202. id := strings.TrimSpace(out)
  2203. c.Assert(waitRun(id), check.IsNil)
  2204. pid1 := inspectField(c, id, "State.Pid")
  2205. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2206. if err != nil {
  2207. c.Fatal(err)
  2208. }
  2209. out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2210. out = strings.Trim(out, "\n")
  2211. if parentContainerNet != out {
  2212. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out)
  2213. }
  2214. }
  2215. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2216. // Not applicable on Windows as uses Unix-specific capabilities
  2217. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2218. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2219. if err != nil {
  2220. c.Fatal(err)
  2221. }
  2222. out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2223. out = strings.Trim(out, "\n")
  2224. if hostPid != out {
  2225. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out)
  2226. }
  2227. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2228. out = strings.Trim(out, "\n")
  2229. if hostPid == out {
  2230. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out)
  2231. }
  2232. }
  2233. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2234. // Not applicable on Windows as uses Unix-specific capabilities
  2235. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2236. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2237. if err != nil {
  2238. c.Fatal(err)
  2239. }
  2240. out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2241. out = strings.Trim(out, "\n")
  2242. if hostUTS != out {
  2243. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out)
  2244. }
  2245. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2246. out = strings.Trim(out, "\n")
  2247. if hostUTS == out {
  2248. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out)
  2249. }
  2250. out, _ = dockerCmdWithFail(c, "run", "-h=name", "--uts=host", "busybox", "ps")
  2251. c.Assert(out, checker.Contains, runconfig.ErrConflictUTSHostname.Error())
  2252. }
  2253. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2254. // Remote daemons use TLS and this test is not applicable when TLS is required.
  2255. testRequires(c, SameHostDaemon)
  2256. if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 {
  2257. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2258. }
  2259. // Regardless of whether we specify true or false we need to
  2260. // test to make sure tls is turned on if --tlsverify is specified at all
  2261. out, code, err := dockerCmdWithError("--tlsverify=false", "ps")
  2262. if err == nil || code == 0 || !strings.Contains(out, "trying to connect") {
  2263. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2264. }
  2265. out, code, err = dockerCmdWithError("--tlsverify=true", "ps")
  2266. if err == nil || code == 0 || !strings.Contains(out, "cert") {
  2267. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2268. }
  2269. }
  2270. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2271. // TODO Windows. Once moved to libnetwork/CNM, this may be able to be
  2272. // re-instated.
  2273. testRequires(c, DaemonIsLinux)
  2274. // first find allocator current position
  2275. out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2276. id := strings.TrimSpace(out)
  2277. out, _ = dockerCmd(c, "port", id)
  2278. out = strings.TrimSpace(out)
  2279. if out == "" {
  2280. c.Fatal("docker port command output is empty")
  2281. }
  2282. out = strings.Split(out, ":")[1]
  2283. lastPort, err := strconv.Atoi(out)
  2284. if err != nil {
  2285. c.Fatal(err)
  2286. }
  2287. port := lastPort + 1
  2288. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2289. if err != nil {
  2290. c.Fatal(err)
  2291. }
  2292. defer l.Close()
  2293. out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2294. id = strings.TrimSpace(out)
  2295. dockerCmd(c, "port", id)
  2296. }
  2297. func (s *DockerSuite) TestRunTTYWithPipe(c *check.C) {
  2298. errChan := make(chan error)
  2299. go func() {
  2300. defer close(errChan)
  2301. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2302. if _, err := cmd.StdinPipe(); err != nil {
  2303. errChan <- err
  2304. return
  2305. }
  2306. expected := "the input device is not a TTY"
  2307. if runtime.GOOS == "windows" {
  2308. expected += ". If you are using mintty, try prefixing the command with 'winpty'"
  2309. }
  2310. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2311. errChan <- fmt.Errorf("run should have failed")
  2312. return
  2313. } else if !strings.Contains(out, expected) {
  2314. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2315. return
  2316. }
  2317. }()
  2318. select {
  2319. case err := <-errChan:
  2320. c.Assert(err, check.IsNil)
  2321. case <-time.After(30 * time.Second):
  2322. c.Fatal("container is running but should have failed")
  2323. }
  2324. }
  2325. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2326. addr := "00:16:3E:08:00:50"
  2327. args := []string{"run", "--mac-address", addr}
  2328. expected := addr
  2329. if daemonPlatform != "windows" {
  2330. args = append(args, "busybox", "ifconfig")
  2331. } else {
  2332. args = append(args, WindowsBaseImage, "ipconfig", "/all")
  2333. expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1)
  2334. }
  2335. if out, _ := dockerCmd(c, args...); !strings.Contains(out, expected) {
  2336. c.Fatalf("Output should have contained %q: %s", expected, out)
  2337. }
  2338. }
  2339. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2340. // Not applicable on Windows as uses Unix-specific capabilities
  2341. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2342. hostNet, err := os.Readlink("/proc/1/ns/net")
  2343. if err != nil {
  2344. c.Fatal(err)
  2345. }
  2346. out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2347. out = strings.Trim(out, "\n")
  2348. if hostNet != out {
  2349. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out)
  2350. }
  2351. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net")
  2352. out = strings.Trim(out, "\n")
  2353. if hostNet == out {
  2354. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out)
  2355. }
  2356. }
  2357. func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) {
  2358. // TODO Windows. As Windows networking evolves and converges towards
  2359. // CNM, this test may be possible to enable on Windows.
  2360. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2361. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2362. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2363. }
  2364. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2365. // Not applicable on Windows as uses Unix-specific capabilities
  2366. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2367. hostNet, err := os.Readlink("/proc/1/ns/net")
  2368. if err != nil {
  2369. c.Fatal(err)
  2370. }
  2371. dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2372. out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2373. out = strings.Trim(out, "\n")
  2374. if hostNet != out {
  2375. c.Fatalf("Container should have host network namespace")
  2376. }
  2377. }
  2378. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2379. // TODO Windows. This may be possible to enable in the future. However,
  2380. // Windows does not currently support --expose, or populate the network
  2381. // settings seen through inspect.
  2382. testRequires(c, DaemonIsLinux)
  2383. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2384. id := strings.TrimSpace(out)
  2385. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2386. var ports nat.PortMap
  2387. err := unmarshalJSON([]byte(portstr), &ports)
  2388. c.Assert(err, checker.IsNil, check.Commentf("failed to unmarshal: %v", portstr))
  2389. for port, binding := range ports {
  2390. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2391. if portnum < 3000 || portnum > 3003 {
  2392. c.Fatalf("Port %d is out of range ", portnum)
  2393. }
  2394. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2395. c.Fatal("Port is not mapped for the port "+port, out)
  2396. }
  2397. }
  2398. }
  2399. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2400. runSleepingContainer(c, "--name=testrunsetdefaultrestartpolicy")
  2401. out := inspectField(c, "testrunsetdefaultrestartpolicy", "HostConfig.RestartPolicy.Name")
  2402. if out != "no" {
  2403. c.Fatalf("Set default restart policy failed")
  2404. }
  2405. }
  2406. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2407. out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false")
  2408. timeout := 10 * time.Second
  2409. if daemonPlatform == "windows" {
  2410. timeout = 120 * time.Second
  2411. }
  2412. id := strings.TrimSpace(string(out))
  2413. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil {
  2414. c.Fatal(err)
  2415. }
  2416. count := inspectField(c, id, "RestartCount")
  2417. if count != "3" {
  2418. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2419. }
  2420. MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2421. if MaximumRetryCount != "3" {
  2422. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2423. }
  2424. }
  2425. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2426. dockerCmd(c, "run", "--rm", "busybox", "touch", "/file")
  2427. }
  2428. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2429. // Not applicable on Windows which does not support --read-only
  2430. testRequires(c, DaemonIsLinux)
  2431. testReadOnlyFile(c, "/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/sys/kernel", "/dev/.dont.touch.me")
  2432. }
  2433. func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) {
  2434. // Not applicable on Windows due to use of Unix specific functionality, plus
  2435. // the use of --read-only which is not supported.
  2436. // --read-only + userns has remount issues
  2437. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2438. // Ensure we have not broken writing /dev/pts
  2439. out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
  2440. if status != 0 {
  2441. c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
  2442. }
  2443. expected := "type devpts (rw,"
  2444. if !strings.Contains(string(out), expected) {
  2445. c.Fatalf("expected output to contain %s but contains %s", expected, out)
  2446. }
  2447. }
  2448. func testReadOnlyFile(c *check.C, filenames ...string) {
  2449. // Not applicable on Windows which does not support --read-only
  2450. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2451. touch := "touch " + strings.Join(filenames, " ")
  2452. out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "sh", "-c", touch)
  2453. c.Assert(err, checker.NotNil)
  2454. for _, f := range filenames {
  2455. expected := "touch: " + f + ": Read-only file system"
  2456. c.Assert(out, checker.Contains, expected)
  2457. }
  2458. out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "sh", "-c", touch)
  2459. c.Assert(err, checker.NotNil)
  2460. for _, f := range filenames {
  2461. expected := "touch: " + f + ": Read-only file system"
  2462. c.Assert(out, checker.Contains, expected)
  2463. }
  2464. }
  2465. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2466. // Not applicable on Windows which does not support --link
  2467. // --read-only + userns has remount issues
  2468. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2469. dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top")
  2470. out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts")
  2471. if !strings.Contains(string(out), "testlinked") {
  2472. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2473. }
  2474. }
  2475. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  2476. // Not applicable on Windows which does not support either --read-only or --dns.
  2477. // --read-only + userns has remount issues
  2478. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2479. out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf")
  2480. if !strings.Contains(string(out), "1.1.1.1") {
  2481. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2482. }
  2483. }
  2484. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2485. // Not applicable on Windows which does not support --read-only
  2486. // --read-only + userns has remount issues
  2487. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2488. out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts")
  2489. if !strings.Contains(string(out), "testreadonly") {
  2490. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2491. }
  2492. }
  2493. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2494. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  2495. runSleepingContainer(c, "--name=voltest", "-v", prefix+"/foo")
  2496. runSleepingContainer(c, "--name=restarter", "--volumes-from", "voltest")
  2497. // Remove the main volume container and restart the consuming container
  2498. dockerCmd(c, "rm", "-f", "voltest")
  2499. // This should not fail since the volumes-from were already applied
  2500. dockerCmd(c, "restart", "restarter")
  2501. }
  2502. // run container with --rm should remove container if exit code != 0
  2503. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2504. name := "flowers"
  2505. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2506. if err == nil {
  2507. c.Fatal("Expected docker run to fail", out, err)
  2508. }
  2509. out, err = getAllContainers()
  2510. if err != nil {
  2511. c.Fatal(out, err)
  2512. }
  2513. if out != "" {
  2514. c.Fatal("Expected not to have containers", out)
  2515. }
  2516. }
  2517. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2518. name := "sparkles"
  2519. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "commandNotFound")
  2520. if err == nil {
  2521. c.Fatal("Expected docker run to fail", out, err)
  2522. }
  2523. out, err = getAllContainers()
  2524. if err != nil {
  2525. c.Fatal(out, err)
  2526. }
  2527. if out != "" {
  2528. c.Fatal("Expected not to have containers", out)
  2529. }
  2530. }
  2531. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2532. // Not applicable on Windows as uses Unix specific functionality
  2533. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2534. name := "ibuildthecloud"
  2535. dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi")
  2536. c.Assert(waitRun(name), check.IsNil)
  2537. errchan := make(chan error)
  2538. go func() {
  2539. if out, _, err := dockerCmdWithError("kill", name); err != nil {
  2540. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2541. }
  2542. close(errchan)
  2543. }()
  2544. select {
  2545. case err := <-errchan:
  2546. c.Assert(err, check.IsNil)
  2547. case <-time.After(5 * time.Second):
  2548. c.Fatal("Kill container timed out")
  2549. }
  2550. }
  2551. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2552. // TODO Windows. This may be possible to enable once Windows supports
  2553. // memory limits on containers
  2554. testRequires(c, DaemonIsLinux)
  2555. // this memory limit is 1 byte less than the min, which is 4MB
  2556. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2557. out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox")
  2558. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2559. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2560. }
  2561. }
  2562. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2563. // Not applicable on Windows as uses Unix specific functionality
  2564. testRequires(c, DaemonIsLinux)
  2565. _, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version")
  2566. if err == nil || code == 0 {
  2567. c.Fatal("standard container should not be able to write to /proc/asound")
  2568. }
  2569. }
  2570. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2571. // Not applicable on Windows as uses Unix specific functionality
  2572. testRequires(c, DaemonIsLinux)
  2573. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats")
  2574. if code != 0 {
  2575. return
  2576. }
  2577. if err != nil {
  2578. c.Fatal(err)
  2579. }
  2580. if strings.Trim(out, "\n ") != "" {
  2581. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2582. }
  2583. }
  2584. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2585. // Not applicable on Windows as uses Unix specific functionality
  2586. testRequires(c, DaemonIsLinux)
  2587. // some kernels don't have this configured so skip the test if this file is not found
  2588. // on the host running the tests.
  2589. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2590. c.Skip("kernel doesn't have latency_stats configured")
  2591. return
  2592. }
  2593. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats")
  2594. if code != 0 {
  2595. return
  2596. }
  2597. if err != nil {
  2598. c.Fatal(err)
  2599. }
  2600. if strings.Trim(out, "\n ") != "" {
  2601. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2602. }
  2603. }
  2604. func (s *DockerSuite) TestRunReadFilteredProc(c *check.C) {
  2605. // Not applicable on Windows as uses Unix specific functionality
  2606. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2607. testReadPaths := []string{
  2608. "/proc/latency_stats",
  2609. "/proc/timer_stats",
  2610. "/proc/kcore",
  2611. }
  2612. for i, filePath := range testReadPaths {
  2613. name := fmt.Sprintf("procsieve-%d", i)
  2614. shellCmd := fmt.Sprintf("exec 3<%s", filePath)
  2615. out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2616. if exitCode != 0 {
  2617. return
  2618. }
  2619. if err != nil {
  2620. c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err)
  2621. }
  2622. }
  2623. }
  2624. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2625. // Not applicable on Windows as uses Unix specific functionality
  2626. testRequires(c, DaemonIsLinux)
  2627. _, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true")
  2628. if err == nil || code == 0 {
  2629. c.Fatal("container should not be able to mount into /proc")
  2630. }
  2631. }
  2632. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2633. // Not applicable on Windows as uses Unix specific functionality
  2634. testRequires(c, DaemonIsLinux)
  2635. testRequires(c, NotUserNamespace)
  2636. dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true")
  2637. }
  2638. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2639. // Not applicable on Windows as uses Unix specific functionality
  2640. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2641. // In this test goroutines are used to run test cases in parallel to prevent the test from taking a long time to run.
  2642. errChan := make(chan error)
  2643. go func() {
  2644. name := "acidburn"
  2645. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2646. if err == nil ||
  2647. !(strings.Contains(strings.ToLower(out), "permission denied") ||
  2648. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2649. errChan <- fmt.Errorf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err)
  2650. } else {
  2651. errChan <- nil
  2652. }
  2653. }()
  2654. go func() {
  2655. name := "cereal"
  2656. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2657. if err == nil ||
  2658. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2659. strings.Contains(strings.ToLower(out), "permission denied") ||
  2660. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2661. errChan <- fmt.Errorf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2662. } else {
  2663. errChan <- nil
  2664. }
  2665. }()
  2666. /* Ensure still fails if running privileged with the default policy */
  2667. go func() {
  2668. name := "crashoverride"
  2669. out, _, err := dockerCmdWithError("run", "--privileged", "--security-opt", "seccomp=unconfined", "--security-opt", "apparmor=docker-default", "--name", name, "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2670. if err == nil ||
  2671. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2672. strings.Contains(strings.ToLower(out), "permission denied") ||
  2673. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2674. errChan <- fmt.Errorf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2675. } else {
  2676. errChan <- nil
  2677. }
  2678. }()
  2679. for i := 0; i < 3; i++ {
  2680. err := <-errChan
  2681. if err != nil {
  2682. c.Fatal(err)
  2683. }
  2684. }
  2685. }
  2686. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2687. // TODO Windows: This may be possible once Windows moves to libnetwork and CNM
  2688. testRequires(c, DaemonIsLinux)
  2689. dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top")
  2690. out, _ := dockerCmd(c, "port", "test")
  2691. out = strings.Trim(out, "\r\n")
  2692. if out != "" {
  2693. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2694. }
  2695. }
  2696. // Issue #10184.
  2697. func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  2698. // Not applicable on Windows as uses Unix specific functionality
  2699. testRequires(c, DaemonIsLinux)
  2700. const permissions = "crw-rw-rw-"
  2701. out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  2702. if status != 0 {
  2703. c.Fatalf("expected status 0, got %d", status)
  2704. }
  2705. if !strings.HasPrefix(out, permissions) {
  2706. c.Fatalf("output should begin with %q, got %q", permissions, out)
  2707. }
  2708. }
  2709. func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) {
  2710. // Not applicable on Windows as uses Unix specific functionality
  2711. testRequires(c, DaemonIsLinux)
  2712. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
  2713. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  2714. c.Fatalf("expected output ok received %s", actual)
  2715. }
  2716. }
  2717. // https://github.com/docker/docker/pull/14498
  2718. func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) {
  2719. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  2720. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true")
  2721. // TODO Windows: Temporary check - remove once TP5 support is dropped
  2722. if daemonPlatform != "windows" || windowsDaemonKV >= 14350 {
  2723. dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
  2724. }
  2725. dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
  2726. if daemonPlatform != "windows" {
  2727. mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test")
  2728. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2729. if mRO.RW {
  2730. c.Fatalf("Expected RO volume was RW")
  2731. }
  2732. }
  2733. mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test")
  2734. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2735. if !mRW.RW {
  2736. c.Fatalf("Expected RW volume was RO")
  2737. }
  2738. }
  2739. func (s *DockerSuite) TestRunWriteFilteredProc(c *check.C) {
  2740. // Not applicable on Windows as uses Unix specific functionality
  2741. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2742. testWritePaths := []string{
  2743. /* modprobe and core_pattern should both be denied by generic
  2744. * policy of denials for /proc/sys/kernel. These files have been
  2745. * picked to be checked as they are particularly sensitive to writes */
  2746. "/proc/sys/kernel/modprobe",
  2747. "/proc/sys/kernel/core_pattern",
  2748. "/proc/sysrq-trigger",
  2749. "/proc/kcore",
  2750. }
  2751. for i, filePath := range testWritePaths {
  2752. name := fmt.Sprintf("writeprocsieve-%d", i)
  2753. shellCmd := fmt.Sprintf("exec 3>%s", filePath)
  2754. out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2755. if code != 0 {
  2756. return
  2757. }
  2758. if err != nil {
  2759. c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err)
  2760. }
  2761. }
  2762. }
  2763. func (s *DockerSuite) TestRunNetworkFilesBindMount(c *check.C) {
  2764. // Not applicable on Windows as uses Unix specific functionality
  2765. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2766. expected := "test123"
  2767. filename := createTmpFile(c, expected)
  2768. defer os.Remove(filename)
  2769. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2770. for i := range nwfiles {
  2771. actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i])
  2772. if actual != expected {
  2773. c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual)
  2774. }
  2775. }
  2776. }
  2777. func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *check.C) {
  2778. // Not applicable on Windows as uses Unix specific functionality
  2779. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2780. filename := createTmpFile(c, "test123")
  2781. defer os.Remove(filename)
  2782. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2783. for i := range nwfiles {
  2784. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i])
  2785. if err == nil || exitCode == 0 {
  2786. c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode)
  2787. }
  2788. }
  2789. }
  2790. func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *check.C) {
  2791. // Not applicable on Windows as uses Unix specific functionality
  2792. // --read-only + userns has remount issues
  2793. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2794. filename := createTmpFile(c, "test123")
  2795. defer os.Remove(filename)
  2796. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2797. for i := range nwfiles {
  2798. _, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i])
  2799. if exitCode != 0 {
  2800. c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2801. }
  2802. }
  2803. for i := range nwfiles {
  2804. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i])
  2805. if err == nil || exitCode == 0 {
  2806. c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2807. }
  2808. }
  2809. }
  2810. func (s *DockerTrustSuite) TestTrustedRun(c *check.C) {
  2811. // Windows does not support this functionality
  2812. testRequires(c, DaemonIsLinux)
  2813. repoName := s.setupTrustedImage(c, "trusted-run")
  2814. // Try run
  2815. runCmd := exec.Command(dockerBinary, "run", repoName)
  2816. s.trustedCmd(runCmd)
  2817. out, _, err := runCommandWithOutput(runCmd)
  2818. if err != nil {
  2819. c.Fatalf("Error running trusted run: %s\n%s\n", err, out)
  2820. }
  2821. if !strings.Contains(string(out), "Tagging") {
  2822. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2823. }
  2824. dockerCmd(c, "rmi", repoName)
  2825. // Try untrusted run to ensure we pushed the tag to the registry
  2826. runCmd = exec.Command(dockerBinary, "run", "--disable-content-trust=true", repoName)
  2827. s.trustedCmd(runCmd)
  2828. out, _, err = runCommandWithOutput(runCmd)
  2829. if err != nil {
  2830. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2831. }
  2832. if !strings.Contains(string(out), "Status: Downloaded") {
  2833. c.Fatalf("Missing expected output on trusted run with --disable-content-trust:\n%s", out)
  2834. }
  2835. }
  2836. func (s *DockerTrustSuite) TestUntrustedRun(c *check.C) {
  2837. // Windows does not support this functionality
  2838. testRequires(c, DaemonIsLinux)
  2839. repoName := fmt.Sprintf("%v/dockercliuntrusted/runtest:latest", privateRegistryURL)
  2840. // tag the image and upload it to the private registry
  2841. dockerCmd(c, "tag", "busybox", repoName)
  2842. dockerCmd(c, "push", repoName)
  2843. dockerCmd(c, "rmi", repoName)
  2844. // Try trusted run on untrusted tag
  2845. runCmd := exec.Command(dockerBinary, "run", repoName)
  2846. s.trustedCmd(runCmd)
  2847. out, _, err := runCommandWithOutput(runCmd)
  2848. if err == nil {
  2849. c.Fatalf("Error expected when running trusted run with:\n%s", out)
  2850. }
  2851. if !strings.Contains(string(out), "does not have trust data for") {
  2852. c.Fatalf("Missing expected output on trusted run:\n%s", out)
  2853. }
  2854. }
  2855. func (s *DockerTrustSuite) TestRunWhenCertExpired(c *check.C) {
  2856. // Windows does not support this functionality
  2857. testRequires(c, DaemonIsLinux)
  2858. c.Skip("Currently changes system time, causing instability")
  2859. repoName := s.setupTrustedImage(c, "trusted-run-expired")
  2860. // Certificates have 10 years of expiration
  2861. elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
  2862. runAtDifferentDate(elevenYearsFromNow, func() {
  2863. // Try run
  2864. runCmd := exec.Command(dockerBinary, "run", repoName)
  2865. s.trustedCmd(runCmd)
  2866. out, _, err := runCommandWithOutput(runCmd)
  2867. if err == nil {
  2868. c.Fatalf("Error running trusted run in the distant future: %s\n%s", err, out)
  2869. }
  2870. if !strings.Contains(string(out), "could not validate the path to a trusted root") {
  2871. c.Fatalf("Missing expected output on trusted run in the distant future:\n%s", out)
  2872. }
  2873. })
  2874. runAtDifferentDate(elevenYearsFromNow, func() {
  2875. // Try run
  2876. runCmd := exec.Command(dockerBinary, "run", "--disable-content-trust", repoName)
  2877. s.trustedCmd(runCmd)
  2878. out, _, err := runCommandWithOutput(runCmd)
  2879. if err != nil {
  2880. c.Fatalf("Error running untrusted run in the distant future: %s\n%s", err, out)
  2881. }
  2882. if !strings.Contains(string(out), "Status: Downloaded") {
  2883. c.Fatalf("Missing expected output on untrusted run in the distant future:\n%s", out)
  2884. }
  2885. })
  2886. }
  2887. func (s *DockerTrustSuite) TestTrustedRunFromBadTrustServer(c *check.C) {
  2888. // Windows does not support this functionality
  2889. testRequires(c, DaemonIsLinux)
  2890. repoName := fmt.Sprintf("%v/dockerclievilrun/trusted:latest", privateRegistryURL)
  2891. evilLocalConfigDir, err := ioutil.TempDir("", "evilrun-local-config-dir")
  2892. if err != nil {
  2893. c.Fatalf("Failed to create local temp dir")
  2894. }
  2895. // tag the image and upload it to the private registry
  2896. dockerCmd(c, "tag", "busybox", repoName)
  2897. pushCmd := exec.Command(dockerBinary, "push", repoName)
  2898. s.trustedCmd(pushCmd)
  2899. out, _, err := runCommandWithOutput(pushCmd)
  2900. if err != nil {
  2901. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2902. }
  2903. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2904. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2905. }
  2906. dockerCmd(c, "rmi", repoName)
  2907. // Try run
  2908. runCmd := exec.Command(dockerBinary, "run", repoName)
  2909. s.trustedCmd(runCmd)
  2910. out, _, err = runCommandWithOutput(runCmd)
  2911. if err != nil {
  2912. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2913. }
  2914. if !strings.Contains(string(out), "Tagging") {
  2915. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2916. }
  2917. dockerCmd(c, "rmi", repoName)
  2918. // Kill the notary server, start a new "evil" one.
  2919. s.not.Close()
  2920. s.not, err = newTestNotary(c)
  2921. if err != nil {
  2922. c.Fatalf("Restarting notary server failed.")
  2923. }
  2924. // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
  2925. // tag an image and upload it to the private registry
  2926. dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
  2927. // Push up to the new server
  2928. pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
  2929. s.trustedCmd(pushCmd)
  2930. out, _, err = runCommandWithOutput(pushCmd)
  2931. if err != nil {
  2932. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2933. }
  2934. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2935. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2936. }
  2937. // Now, try running with the original client from this new trust server. This should fallback to our cached timestamp and metadata.
  2938. runCmd = exec.Command(dockerBinary, "run", repoName)
  2939. s.trustedCmd(runCmd)
  2940. out, _, err = runCommandWithOutput(runCmd)
  2941. if err != nil {
  2942. c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out)
  2943. }
  2944. if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") {
  2945. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2946. }
  2947. }
  2948. func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *check.C) {
  2949. // Not applicable on Windows as uses Unix specific functionality
  2950. testRequires(c, DaemonIsLinux, SameHostDaemon)
  2951. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2952. id := strings.TrimSpace(out)
  2953. c.Assert(waitRun(id), check.IsNil)
  2954. pid1 := inspectField(c, id, "State.Pid")
  2955. _, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2956. if err != nil {
  2957. c.Fatal(err)
  2958. }
  2959. }
  2960. func (s *DockerSuite) TestAppArmorDeniesPtrace(c *check.C) {
  2961. // Not applicable on Windows as uses Unix specific functionality
  2962. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotGCCGO)
  2963. // Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace
  2964. // itself, but pid>1 should not be able to trace pid1.
  2965. _, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net")
  2966. if exitCode == 0 {
  2967. c.Fatal("ptrace was not successfully restricted by AppArmor")
  2968. }
  2969. }
  2970. func (s *DockerSuite) TestAppArmorTraceSelf(c *check.C) {
  2971. // Not applicable on Windows as uses Unix specific functionality
  2972. testRequires(c, DaemonIsLinux, SameHostDaemon, Apparmor)
  2973. _, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net")
  2974. if exitCode != 0 {
  2975. c.Fatal("ptrace of self failed.")
  2976. }
  2977. }
  2978. func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *check.C) {
  2979. // Not applicable on Windows as uses Unix specific functionality
  2980. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotUserNamespace)
  2981. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo")
  2982. if exitCode == 0 {
  2983. // If our test failed, attempt to repair the host system...
  2984. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo")
  2985. if exitCode == 0 {
  2986. c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.")
  2987. }
  2988. }
  2989. }
  2990. func (s *DockerSuite) TestRunCapAddSYSTIME(c *check.C) {
  2991. // Not applicable on Windows as uses Unix specific functionality
  2992. testRequires(c, DaemonIsLinux)
  2993. dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$")
  2994. }
  2995. // run create container failed should clean up the container
  2996. func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *check.C) {
  2997. // TODO Windows. This may be possible to enable once link is supported
  2998. testRequires(c, DaemonIsLinux)
  2999. name := "unique_name"
  3000. _, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox")
  3001. c.Assert(err, check.NotNil, check.Commentf("Expected docker run to fail!"))
  3002. containerID, err := inspectFieldWithError(name, "Id")
  3003. c.Assert(err, checker.NotNil, check.Commentf("Expected not to have this container: %s!", containerID))
  3004. c.Assert(containerID, check.Equals, "", check.Commentf("Expected not to have this container: %s!", containerID))
  3005. }
  3006. func (s *DockerSuite) TestRunNamedVolume(c *check.C) {
  3007. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3008. testRequires(c, DaemonIsLinux)
  3009. dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "echo hello > "+prefix+"/foo/bar")
  3010. out, _ := dockerCmd(c, "run", "--volumes-from", "test", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  3011. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3012. out, _ = dockerCmd(c, "run", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  3013. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3014. }
  3015. func (s *DockerSuite) TestRunWithUlimits(c *check.C) {
  3016. // Not applicable on Windows as uses Unix specific functionality
  3017. testRequires(c, DaemonIsLinux)
  3018. out, _ := dockerCmd(c, "run", "--name=testulimits", "--ulimit", "nofile=42", "busybox", "/bin/sh", "-c", "ulimit -n")
  3019. ul := strings.TrimSpace(out)
  3020. if ul != "42" {
  3021. c.Fatalf("expected `ulimit -n` to be 42, got %s", ul)
  3022. }
  3023. }
  3024. func (s *DockerSuite) TestRunContainerWithCgroupParent(c *check.C) {
  3025. // Not applicable on Windows as uses Unix specific functionality
  3026. testRequires(c, DaemonIsLinux)
  3027. cgroupParent := "test"
  3028. name := "cgroup-test"
  3029. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3030. if err != nil {
  3031. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3032. }
  3033. cgroupPaths := parseCgroupPaths(string(out))
  3034. if len(cgroupPaths) == 0 {
  3035. c.Fatalf("unexpected output - %q", string(out))
  3036. }
  3037. id, err := getIDByName(name)
  3038. c.Assert(err, check.IsNil)
  3039. expectedCgroup := path.Join(cgroupParent, id)
  3040. found := false
  3041. for _, path := range cgroupPaths {
  3042. if strings.HasSuffix(path, expectedCgroup) {
  3043. found = true
  3044. break
  3045. }
  3046. }
  3047. if !found {
  3048. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3049. }
  3050. }
  3051. func (s *DockerSuite) TestRunContainerWithCgroupParentAbsPath(c *check.C) {
  3052. // Not applicable on Windows as uses Unix specific functionality
  3053. testRequires(c, DaemonIsLinux)
  3054. cgroupParent := "/cgroup-parent/test"
  3055. name := "cgroup-test"
  3056. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3057. if err != nil {
  3058. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3059. }
  3060. cgroupPaths := parseCgroupPaths(string(out))
  3061. if len(cgroupPaths) == 0 {
  3062. c.Fatalf("unexpected output - %q", string(out))
  3063. }
  3064. id, err := getIDByName(name)
  3065. c.Assert(err, check.IsNil)
  3066. expectedCgroup := path.Join(cgroupParent, id)
  3067. found := false
  3068. for _, path := range cgroupPaths {
  3069. if strings.HasSuffix(path, expectedCgroup) {
  3070. found = true
  3071. break
  3072. }
  3073. }
  3074. if !found {
  3075. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3076. }
  3077. }
  3078. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  3079. func (s *DockerSuite) TestRunInvalidCgroupParent(c *check.C) {
  3080. // Not applicable on Windows as uses Unix specific functionality
  3081. testRequires(c, DaemonIsLinux)
  3082. cgroupParent := "../../../../../../../../SHOULD_NOT_EXIST"
  3083. cleanCgroupParent := "SHOULD_NOT_EXIST"
  3084. name := "cgroup-invalid-test"
  3085. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3086. if err != nil {
  3087. // XXX: This may include a daemon crash.
  3088. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3089. }
  3090. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3091. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3092. c.Fatalf("SECURITY: --cgroup-parent with ../../ relative paths cause files to be created in the host (this is bad) !!")
  3093. }
  3094. cgroupPaths := parseCgroupPaths(string(out))
  3095. if len(cgroupPaths) == 0 {
  3096. c.Fatalf("unexpected output - %q", string(out))
  3097. }
  3098. id, err := getIDByName(name)
  3099. c.Assert(err, check.IsNil)
  3100. expectedCgroup := path.Join(cleanCgroupParent, id)
  3101. found := false
  3102. for _, path := range cgroupPaths {
  3103. if strings.HasSuffix(path, expectedCgroup) {
  3104. found = true
  3105. break
  3106. }
  3107. }
  3108. if !found {
  3109. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3110. }
  3111. }
  3112. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  3113. func (s *DockerSuite) TestRunAbsoluteInvalidCgroupParent(c *check.C) {
  3114. // Not applicable on Windows as uses Unix specific functionality
  3115. testRequires(c, DaemonIsLinux)
  3116. cgroupParent := "/../../../../../../../../SHOULD_NOT_EXIST"
  3117. cleanCgroupParent := "/SHOULD_NOT_EXIST"
  3118. name := "cgroup-absolute-invalid-test"
  3119. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3120. if err != nil {
  3121. // XXX: This may include a daemon crash.
  3122. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3123. }
  3124. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3125. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3126. c.Fatalf("SECURITY: --cgroup-parent with /../../ garbage paths cause files to be created in the host (this is bad) !!")
  3127. }
  3128. cgroupPaths := parseCgroupPaths(string(out))
  3129. if len(cgroupPaths) == 0 {
  3130. c.Fatalf("unexpected output - %q", string(out))
  3131. }
  3132. id, err := getIDByName(name)
  3133. c.Assert(err, check.IsNil)
  3134. expectedCgroup := path.Join(cleanCgroupParent, id)
  3135. found := false
  3136. for _, path := range cgroupPaths {
  3137. if strings.HasSuffix(path, expectedCgroup) {
  3138. found = true
  3139. break
  3140. }
  3141. }
  3142. if !found {
  3143. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3144. }
  3145. }
  3146. func (s *DockerSuite) TestRunContainerWithCgroupMountRO(c *check.C) {
  3147. // Not applicable on Windows as uses Unix specific functionality
  3148. // --read-only + userns has remount issues
  3149. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3150. filename := "/sys/fs/cgroup/devices/test123"
  3151. out, _, err := dockerCmdWithError("run", "busybox", "touch", filename)
  3152. if err == nil {
  3153. c.Fatal("expected cgroup mount point to be read-only, touch file should fail")
  3154. }
  3155. expected := "Read-only file system"
  3156. if !strings.Contains(out, expected) {
  3157. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  3158. }
  3159. }
  3160. func (s *DockerSuite) TestRunContainerNetworkModeToSelf(c *check.C) {
  3161. // Not applicable on Windows which does not support --net=container
  3162. testRequires(c, DaemonIsLinux)
  3163. out, _, err := dockerCmdWithError("run", "--name=me", "--net=container:me", "busybox", "true")
  3164. if err == nil || !strings.Contains(out, "cannot join own network") {
  3165. c.Fatalf("using container net mode to self should result in an error\nerr: %q\nout: %s", err, out)
  3166. }
  3167. }
  3168. func (s *DockerSuite) TestRunContainerNetModeWithDnsMacHosts(c *check.C) {
  3169. // Not applicable on Windows which does not support --net=container
  3170. testRequires(c, DaemonIsLinux)
  3171. out, _, err := dockerCmdWithError("run", "-d", "--name", "parent", "busybox", "top")
  3172. if err != nil {
  3173. c.Fatalf("failed to run container: %v, output: %q", err, out)
  3174. }
  3175. out, _, err = dockerCmdWithError("run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
  3176. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()) {
  3177. c.Fatalf("run --net=container with --dns should error out")
  3178. }
  3179. out, _, err = dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
  3180. if err == nil || !strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()) {
  3181. c.Fatalf("run --net=container with --mac-address should error out")
  3182. }
  3183. out, _, err = dockerCmdWithError("run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
  3184. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()) {
  3185. c.Fatalf("run --net=container with --add-host should error out")
  3186. }
  3187. }
  3188. func (s *DockerSuite) TestRunContainerNetModeWithExposePort(c *check.C) {
  3189. // Not applicable on Windows which does not support --net=container
  3190. testRequires(c, DaemonIsLinux)
  3191. dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")
  3192. out, _, err := dockerCmdWithError("run", "-p", "5000:5000", "--net=container:parent", "busybox")
  3193. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3194. c.Fatalf("run --net=container with -p should error out")
  3195. }
  3196. out, _, err = dockerCmdWithError("run", "-P", "--net=container:parent", "busybox")
  3197. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3198. c.Fatalf("run --net=container with -P should error out")
  3199. }
  3200. out, _, err = dockerCmdWithError("run", "--expose", "5000", "--net=container:parent", "busybox")
  3201. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()) {
  3202. c.Fatalf("run --net=container with --expose should error out")
  3203. }
  3204. }
  3205. func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
  3206. // Not applicable on Windows which does not support --net=container or --link
  3207. testRequires(c, DaemonIsLinux)
  3208. dockerCmd(c, "run", "--name", "test", "-d", "busybox", "top")
  3209. dockerCmd(c, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
  3210. dockerCmd(c, "run", "-d", "--link=parent:parent", "busybox", "top")
  3211. dockerCmd(c, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
  3212. dockerCmd(c, "run", "-d", "--link=child:child", "busybox", "top")
  3213. }
  3214. func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
  3215. // TODO Windows: This may be possible to convert.
  3216. testRequires(c, DaemonIsLinux)
  3217. out, _ := dockerCmd(c, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  3218. var (
  3219. count = 0
  3220. parts = strings.Split(out, "\n")
  3221. )
  3222. for _, l := range parts {
  3223. if l != "" {
  3224. count++
  3225. }
  3226. }
  3227. if count != 1 {
  3228. c.Fatalf("Wrong interface count in container %d", count)
  3229. }
  3230. if !strings.HasPrefix(out, "1: lo") {
  3231. c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  3232. }
  3233. }
  3234. // Issue #4681
  3235. func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
  3236. if daemonPlatform == "windows" {
  3237. dockerCmd(c, "run", "--net=none", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  3238. } else {
  3239. dockerCmd(c, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  3240. }
  3241. }
  3242. func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
  3243. // Windows does not support --net=container
  3244. testRequires(c, DaemonIsLinux, ExecSupport)
  3245. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "busybox", "top")
  3246. out, _ := dockerCmd(c, "exec", "parent", "cat", "/etc/hostname")
  3247. out1, _ := dockerCmd(c, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
  3248. if out1 != out {
  3249. c.Fatal("containers with shared net namespace should have same hostname")
  3250. }
  3251. }
  3252. func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  3253. // TODO Windows: Network settings are not currently propagated. This may
  3254. // be resolved in the future with the move to libnetwork and CNM.
  3255. testRequires(c, DaemonIsLinux)
  3256. out, _ := dockerCmd(c, "run", "-d", "--net=none", "busybox", "top")
  3257. id := strings.TrimSpace(out)
  3258. res := inspectField(c, id, "NetworkSettings.Networks.none.IPAddress")
  3259. if res != "" {
  3260. c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  3261. }
  3262. }
  3263. func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) {
  3264. // Not applicable as Windows does not support --net=host
  3265. testRequires(c, DaemonIsLinux, NotUserNamespace, NotUserNamespace)
  3266. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3267. dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
  3268. dockerCmd(c, "stop", "first")
  3269. dockerCmd(c, "stop", "second")
  3270. }
  3271. func (s *DockerSuite) TestContainersInUserDefinedNetwork(c *check.C) {
  3272. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3273. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork")
  3274. dockerCmd(c, "run", "-d", "--net=testnetwork", "--name=first", "busybox", "top")
  3275. c.Assert(waitRun("first"), check.IsNil)
  3276. dockerCmd(c, "run", "-t", "--net=testnetwork", "--name=second", "busybox", "ping", "-c", "1", "first")
  3277. }
  3278. func (s *DockerSuite) TestContainersInMultipleNetworks(c *check.C) {
  3279. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3280. // Create 2 networks using bridge driver
  3281. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3282. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3283. // Run and connect containers to testnetwork1
  3284. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3285. c.Assert(waitRun("first"), check.IsNil)
  3286. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3287. c.Assert(waitRun("second"), check.IsNil)
  3288. // Check connectivity between containers in testnetwork2
  3289. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3290. // Connect containers to testnetwork2
  3291. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3292. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3293. // Check connectivity between containers
  3294. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3295. }
  3296. func (s *DockerSuite) TestContainersNetworkIsolation(c *check.C) {
  3297. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3298. // Create 2 networks using bridge driver
  3299. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3300. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3301. // Run 1 container in testnetwork1 and another in testnetwork2
  3302. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3303. c.Assert(waitRun("first"), check.IsNil)
  3304. dockerCmd(c, "run", "-d", "--net=testnetwork2", "--name=second", "busybox", "top")
  3305. c.Assert(waitRun("second"), check.IsNil)
  3306. // Check Isolation between containers : ping must fail
  3307. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3308. c.Assert(err, check.NotNil)
  3309. // Connect first container to testnetwork2
  3310. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3311. // ping must succeed now
  3312. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3313. c.Assert(err, check.IsNil)
  3314. // Disconnect first container from testnetwork2
  3315. dockerCmd(c, "network", "disconnect", "testnetwork2", "first")
  3316. // ping must fail again
  3317. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3318. c.Assert(err, check.NotNil)
  3319. }
  3320. func (s *DockerSuite) TestNetworkRmWithActiveContainers(c *check.C) {
  3321. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3322. // Create 2 networks using bridge driver
  3323. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3324. // Run and connect containers to testnetwork1
  3325. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3326. c.Assert(waitRun("first"), check.IsNil)
  3327. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3328. c.Assert(waitRun("second"), check.IsNil)
  3329. // Network delete with active containers must fail
  3330. _, _, err := dockerCmdWithError("network", "rm", "testnetwork1")
  3331. c.Assert(err, check.NotNil)
  3332. dockerCmd(c, "stop", "first")
  3333. _, _, err = dockerCmdWithError("network", "rm", "testnetwork1")
  3334. c.Assert(err, check.NotNil)
  3335. }
  3336. func (s *DockerSuite) TestContainerRestartInMultipleNetworks(c *check.C) {
  3337. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3338. // Create 2 networks using bridge driver
  3339. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3340. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3341. // Run and connect containers to testnetwork1
  3342. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3343. c.Assert(waitRun("first"), check.IsNil)
  3344. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3345. c.Assert(waitRun("second"), check.IsNil)
  3346. // Check connectivity between containers in testnetwork2
  3347. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3348. // Connect containers to testnetwork2
  3349. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3350. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3351. // Check connectivity between containers
  3352. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3353. // Stop second container and test ping failures on both networks
  3354. dockerCmd(c, "stop", "second")
  3355. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3356. c.Assert(err, check.NotNil)
  3357. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork2")
  3358. c.Assert(err, check.NotNil)
  3359. // Start second container and connectivity must be restored on both networks
  3360. dockerCmd(c, "start", "second")
  3361. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3362. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3363. }
  3364. func (s *DockerSuite) TestContainerWithConflictingHostNetworks(c *check.C) {
  3365. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3366. // Run a container with --net=host
  3367. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3368. c.Assert(waitRun("first"), check.IsNil)
  3369. // Create a network using bridge driver
  3370. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3371. // Connecting to the user defined network must fail
  3372. _, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3373. c.Assert(err, check.NotNil)
  3374. }
  3375. func (s *DockerSuite) TestContainerWithConflictingSharedNetwork(c *check.C) {
  3376. testRequires(c, DaemonIsLinux)
  3377. dockerCmd(c, "run", "-d", "--name=first", "busybox", "top")
  3378. c.Assert(waitRun("first"), check.IsNil)
  3379. // Run second container in first container's network namespace
  3380. dockerCmd(c, "run", "-d", "--net=container:first", "--name=second", "busybox", "top")
  3381. c.Assert(waitRun("second"), check.IsNil)
  3382. // Create a network using bridge driver
  3383. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3384. // Connecting to the user defined network must fail
  3385. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "second")
  3386. c.Assert(err, check.NotNil)
  3387. c.Assert(out, checker.Contains, runconfig.ErrConflictSharedNetwork.Error())
  3388. }
  3389. func (s *DockerSuite) TestContainerWithConflictingNoneNetwork(c *check.C) {
  3390. testRequires(c, DaemonIsLinux)
  3391. dockerCmd(c, "run", "-d", "--net=none", "--name=first", "busybox", "top")
  3392. c.Assert(waitRun("first"), check.IsNil)
  3393. // Create a network using bridge driver
  3394. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3395. // Connecting to the user defined network must fail
  3396. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3397. c.Assert(err, check.NotNil)
  3398. c.Assert(out, checker.Contains, runconfig.ErrConflictNoNetwork.Error())
  3399. // create a container connected to testnetwork1
  3400. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3401. c.Assert(waitRun("second"), check.IsNil)
  3402. // Connect second container to none network. it must fail as well
  3403. _, _, err = dockerCmdWithError("network", "connect", "none", "second")
  3404. c.Assert(err, check.NotNil)
  3405. }
  3406. // #11957 - stdin with no tty does not exit if stdin is not closed even though container exited
  3407. func (s *DockerSuite) TestRunStdinBlockedAfterContainerExit(c *check.C) {
  3408. cmd := exec.Command(dockerBinary, "run", "-i", "--name=test", "busybox", "true")
  3409. in, err := cmd.StdinPipe()
  3410. c.Assert(err, check.IsNil)
  3411. defer in.Close()
  3412. stdout := bytes.NewBuffer(nil)
  3413. cmd.Stdout = stdout
  3414. cmd.Stderr = stdout
  3415. c.Assert(cmd.Start(), check.IsNil)
  3416. waitChan := make(chan error)
  3417. go func() {
  3418. waitChan <- cmd.Wait()
  3419. }()
  3420. select {
  3421. case err := <-waitChan:
  3422. c.Assert(err, check.IsNil, check.Commentf(stdout.String()))
  3423. case <-time.After(30 * time.Second):
  3424. c.Fatal("timeout waiting for command to exit")
  3425. }
  3426. }
  3427. func (s *DockerSuite) TestRunWrongCpusetCpusFlagValue(c *check.C) {
  3428. // TODO Windows: This needs validation (error out) in the daemon.
  3429. testRequires(c, DaemonIsLinux)
  3430. out, exitCode, err := dockerCmdWithError("run", "--cpuset-cpus", "1-10,11--", "busybox", "true")
  3431. c.Assert(err, check.NotNil)
  3432. expected := "Error response from daemon: Invalid value 1-10,11-- for cpuset cpus.\n"
  3433. if !(strings.Contains(out, expected) || exitCode == 125) {
  3434. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3435. }
  3436. }
  3437. func (s *DockerSuite) TestRunWrongCpusetMemsFlagValue(c *check.C) {
  3438. // TODO Windows: This needs validation (error out) in the daemon.
  3439. testRequires(c, DaemonIsLinux)
  3440. out, exitCode, err := dockerCmdWithError("run", "--cpuset-mems", "1-42--", "busybox", "true")
  3441. c.Assert(err, check.NotNil)
  3442. expected := "Error response from daemon: Invalid value 1-42-- for cpuset mems.\n"
  3443. if !(strings.Contains(out, expected) || exitCode == 125) {
  3444. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3445. }
  3446. }
  3447. // TestRunNonExecutableCmd checks that 'docker run busybox foo' exits with error code 127'
  3448. func (s *DockerSuite) TestRunNonExecutableCmd(c *check.C) {
  3449. name := "testNonExecutableCmd"
  3450. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "foo")
  3451. _, exit, _ := runCommandWithOutput(runCmd)
  3452. stateExitCode := findContainerExitCode(c, name)
  3453. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3454. c.Fatalf("Run non-executable command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3455. }
  3456. }
  3457. // TestRunNonExistingCmd checks that 'docker run busybox /bin/foo' exits with code 127.
  3458. func (s *DockerSuite) TestRunNonExistingCmd(c *check.C) {
  3459. name := "testNonExistingCmd"
  3460. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/bin/foo")
  3461. _, exit, _ := runCommandWithOutput(runCmd)
  3462. stateExitCode := findContainerExitCode(c, name)
  3463. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3464. c.Fatalf("Run non-existing command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3465. }
  3466. }
  3467. // TestCmdCannotBeInvoked checks that 'docker run busybox /etc' exits with 126, or
  3468. // 127 on Windows. The difference is that in Windows, the container must be started
  3469. // as that's when the check is made (and yes, by it's design...)
  3470. func (s *DockerSuite) TestCmdCannotBeInvoked(c *check.C) {
  3471. expected := 126
  3472. if daemonPlatform == "windows" {
  3473. expected = 127
  3474. }
  3475. name := "testCmdCannotBeInvoked"
  3476. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/etc")
  3477. _, exit, _ := runCommandWithOutput(runCmd)
  3478. stateExitCode := findContainerExitCode(c, name)
  3479. if !(exit == expected && strings.Contains(stateExitCode, strconv.Itoa(expected))) {
  3480. c.Fatalf("Run cmd that cannot be invoked should have errored with code %d, but we got exit: %d, State.ExitCode: %s", expected, exit, stateExitCode)
  3481. }
  3482. }
  3483. // TestRunNonExistingImage checks that 'docker run foo' exits with error msg 125 and contains 'Unable to find image'
  3484. func (s *DockerSuite) TestRunNonExistingImage(c *check.C) {
  3485. runCmd := exec.Command(dockerBinary, "run", "foo")
  3486. out, exit, err := runCommandWithOutput(runCmd)
  3487. if !(err != nil && exit == 125 && strings.Contains(out, "Unable to find image")) {
  3488. c.Fatalf("Run non-existing image should have errored with 'Unable to find image' code 125, but we got out: %s, exit: %d, err: %s", out, exit, err)
  3489. }
  3490. }
  3491. // TestDockerFails checks that 'docker run -foo busybox' exits with 125 to signal docker run failed
  3492. func (s *DockerSuite) TestDockerFails(c *check.C) {
  3493. runCmd := exec.Command(dockerBinary, "run", "-foo", "busybox")
  3494. out, exit, err := runCommandWithOutput(runCmd)
  3495. if !(err != nil && exit == 125) {
  3496. c.Fatalf("Docker run with flag not defined should exit with 125, but we got out: %s, exit: %d, err: %s", out, exit, err)
  3497. }
  3498. }
  3499. // TestRunInvalidReference invokes docker run with a bad reference.
  3500. func (s *DockerSuite) TestRunInvalidReference(c *check.C) {
  3501. out, exit, _ := dockerCmdWithError("run", "busybox@foo")
  3502. if exit == 0 {
  3503. c.Fatalf("expected non-zero exist code; received %d", exit)
  3504. }
  3505. if !strings.Contains(out, "Error parsing reference") {
  3506. c.Fatalf(`Expected "Error parsing reference" in output; got: %s`, out)
  3507. }
  3508. }
  3509. // Test fix for issue #17854
  3510. func (s *DockerSuite) TestRunInitLayerPathOwnership(c *check.C) {
  3511. // Not applicable on Windows as it does not support Linux uid/gid ownership
  3512. testRequires(c, DaemonIsLinux)
  3513. name := "testetcfileownership"
  3514. _, err := buildImage(name,
  3515. `FROM busybox
  3516. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  3517. RUN echo 'dockerio:x:1001:' >> /etc/group
  3518. RUN chown dockerio:dockerio /etc`,
  3519. true)
  3520. if err != nil {
  3521. c.Fatal(err)
  3522. }
  3523. // Test that dockerio ownership of /etc is retained at runtime
  3524. out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc")
  3525. out = strings.TrimSpace(out)
  3526. if out != "dockerio:dockerio" {
  3527. c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out)
  3528. }
  3529. }
  3530. func (s *DockerSuite) TestRunWithOomScoreAdj(c *check.C) {
  3531. testRequires(c, DaemonIsLinux)
  3532. expected := "642"
  3533. out, _ := dockerCmd(c, "run", "--oom-score-adj", expected, "busybox", "cat", "/proc/self/oom_score_adj")
  3534. oomScoreAdj := strings.TrimSpace(out)
  3535. if oomScoreAdj != "642" {
  3536. c.Fatalf("Expected oom_score_adj set to %q, got %q instead", expected, oomScoreAdj)
  3537. }
  3538. }
  3539. func (s *DockerSuite) TestRunWithOomScoreAdjInvalidRange(c *check.C) {
  3540. testRequires(c, DaemonIsLinux)
  3541. out, _, err := dockerCmdWithError("run", "--oom-score-adj", "1001", "busybox", "true")
  3542. c.Assert(err, check.NotNil)
  3543. expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]."
  3544. if !strings.Contains(out, expected) {
  3545. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3546. }
  3547. out, _, err = dockerCmdWithError("run", "--oom-score-adj", "-1001", "busybox", "true")
  3548. c.Assert(err, check.NotNil)
  3549. expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]."
  3550. if !strings.Contains(out, expected) {
  3551. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3552. }
  3553. }
  3554. func (s *DockerSuite) TestRunVolumesMountedAsShared(c *check.C) {
  3555. // Volume propagation is linux only. Also it creates directories for
  3556. // bind mounting, so needs to be same host.
  3557. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3558. // Prepare a source directory to bind mount
  3559. tmpDir, err := ioutil.TempDir("", "volume-source")
  3560. if err != nil {
  3561. c.Fatal(err)
  3562. }
  3563. defer os.RemoveAll(tmpDir)
  3564. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3565. c.Fatal(err)
  3566. }
  3567. // Convert this directory into a shared mount point so that we do
  3568. // not rely on propagation properties of parent mount.
  3569. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3570. if _, err = runCommand(cmd); err != nil {
  3571. c.Fatal(err)
  3572. }
  3573. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3574. if _, err = runCommand(cmd); err != nil {
  3575. c.Fatal(err)
  3576. }
  3577. dockerCmd(c, "run", "--privileged", "-v", fmt.Sprintf("%s:/volume-dest:shared", tmpDir), "busybox", "mount", "--bind", "/volume-dest/mnt1", "/volume-dest/mnt1")
  3578. // Make sure a bind mount under a shared volume propagated to host.
  3579. if mounted, _ := mount.Mounted(path.Join(tmpDir, "mnt1")); !mounted {
  3580. c.Fatalf("Bind mount under shared volume did not propagate to host")
  3581. }
  3582. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3583. }
  3584. func (s *DockerSuite) TestRunVolumesMountedAsSlave(c *check.C) {
  3585. // Volume propagation is linux only. Also it creates directories for
  3586. // bind mounting, so needs to be same host.
  3587. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3588. // Prepare a source directory to bind mount
  3589. tmpDir, err := ioutil.TempDir("", "volume-source")
  3590. if err != nil {
  3591. c.Fatal(err)
  3592. }
  3593. defer os.RemoveAll(tmpDir)
  3594. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3595. c.Fatal(err)
  3596. }
  3597. // Prepare a source directory with file in it. We will bind mount this
  3598. // direcotry and see if file shows up.
  3599. tmpDir2, err := ioutil.TempDir("", "volume-source2")
  3600. if err != nil {
  3601. c.Fatal(err)
  3602. }
  3603. defer os.RemoveAll(tmpDir2)
  3604. if err := ioutil.WriteFile(path.Join(tmpDir2, "slave-testfile"), []byte("Test"), 0644); err != nil {
  3605. c.Fatal(err)
  3606. }
  3607. // Convert this directory into a shared mount point so that we do
  3608. // not rely on propagation properties of parent mount.
  3609. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3610. if _, err = runCommand(cmd); err != nil {
  3611. c.Fatal(err)
  3612. }
  3613. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3614. if _, err = runCommand(cmd); err != nil {
  3615. c.Fatal(err)
  3616. }
  3617. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "-v", fmt.Sprintf("%s:/volume-dest:slave", tmpDir), "busybox", "top")
  3618. // Bind mount tmpDir2/ onto tmpDir/mnt1. If mount propagates inside
  3619. // container then contents of tmpDir2/slave-testfile should become
  3620. // visible at "/volume-dest/mnt1/slave-testfile"
  3621. cmd = exec.Command("mount", "--bind", tmpDir2, path.Join(tmpDir, "mnt1"))
  3622. if _, err = runCommand(cmd); err != nil {
  3623. c.Fatal(err)
  3624. }
  3625. out, _ := dockerCmd(c, "exec", "parent", "cat", "/volume-dest/mnt1/slave-testfile")
  3626. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3627. if out != "Test" {
  3628. c.Fatalf("Bind mount under slave volume did not propagate to container")
  3629. }
  3630. }
  3631. func (s *DockerSuite) TestRunNamedVolumesMountedAsShared(c *check.C) {
  3632. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3633. out, exitcode, _ := dockerCmdWithError("run", "-v", "foo:/test:shared", "busybox", "touch", "/test/somefile")
  3634. if exitcode == 0 {
  3635. c.Fatalf("expected non-zero exit code; received %d", exitcode)
  3636. }
  3637. if expected := "Invalid volume specification"; !strings.Contains(out, expected) {
  3638. c.Fatalf(`Expected %q in output; got: %s`, expected, out)
  3639. }
  3640. }
  3641. func (s *DockerSuite) TestRunNamedVolumeCopyImageData(c *check.C) {
  3642. testRequires(c, DaemonIsLinux)
  3643. testImg := "testvolumecopy"
  3644. _, err := buildImage(testImg, `
  3645. FROM busybox
  3646. RUN mkdir -p /foo && echo hello > /foo/hello
  3647. `, true)
  3648. c.Assert(err, check.IsNil)
  3649. dockerCmd(c, "run", "-v", "foo:/foo", testImg)
  3650. out, _ := dockerCmd(c, "run", "-v", "foo:/foo", "busybox", "cat", "/foo/hello")
  3651. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3652. }
  3653. func (s *DockerSuite) TestRunNamedVolumeNotRemoved(c *check.C) {
  3654. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3655. dockerCmd(c, "volume", "create", "--name", "test")
  3656. dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3657. dockerCmd(c, "volume", "inspect", "test")
  3658. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3659. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3660. dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3661. dockerCmd(c, "rm", "-fv", "test")
  3662. dockerCmd(c, "volume", "inspect", "test")
  3663. out, _ = dockerCmd(c, "volume", "ls", "-q")
  3664. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3665. }
  3666. func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *check.C) {
  3667. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3668. dockerCmd(c, "volume", "create", "--name", "test")
  3669. dockerCmd(c, "run", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3670. dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true")
  3671. // Remove the parent so there are not other references to the volumes
  3672. dockerCmd(c, "rm", "-f", "parent")
  3673. // now remove the child and ensure the named volume (and only the named volume) still exists
  3674. dockerCmd(c, "rm", "-fv", "child")
  3675. dockerCmd(c, "volume", "inspect", "test")
  3676. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3677. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3678. }
  3679. func (s *DockerSuite) TestRunAttachFailedNoLeak(c *check.C) {
  3680. nroutines, err := getGoroutineNumber()
  3681. c.Assert(err, checker.IsNil)
  3682. runSleepingContainer(c, "--name=test", "-p", "8000:8000")
  3683. // Wait until container is fully up and running
  3684. c.Assert(waitRun("test"), check.IsNil)
  3685. out, _, err := dockerCmdWithError("run", "--name=fail", "-p", "8000:8000", "busybox", "true")
  3686. // We will need the following `inspect` to diagnose the issue if test fails (#21247)
  3687. out1, err1 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "test")
  3688. out2, err2 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "fail")
  3689. c.Assert(err, checker.NotNil, check.Commentf("Command should have failed but succeeded with: %s\nContainer 'test' [%+v]: %s\nContainer 'fail' [%+v]: %s", out, err1, out1, err2, out2))
  3690. // check for windows error as well
  3691. // TODO Windows Post TP5. Fix the error message string
  3692. c.Assert(strings.Contains(string(out), "port is already allocated") ||
  3693. strings.Contains(string(out), "were not connected because a duplicate name exists") ||
  3694. strings.Contains(string(out), "HNS failed with error : Failed to create endpoint") ||
  3695. strings.Contains(string(out), "HNS failed with error : The object already exists"), checker.Equals, true, check.Commentf("Output: %s", out))
  3696. dockerCmd(c, "rm", "-f", "test")
  3697. // NGoroutines is not updated right away, so we need to wait before failing
  3698. c.Assert(waitForGoroutines(nroutines), checker.IsNil)
  3699. }
  3700. // Test for one character directory name case (#20122)
  3701. func (s *DockerSuite) TestRunVolumeWithOneCharacter(c *check.C) {
  3702. testRequires(c, DaemonIsLinux)
  3703. out, _ := dockerCmd(c, "run", "-v", "/tmp/q:/foo", "busybox", "sh", "-c", "find /foo")
  3704. c.Assert(strings.TrimSpace(out), checker.Equals, "/foo")
  3705. }
  3706. func (s *DockerSuite) TestRunVolumeCopyFlag(c *check.C) {
  3707. testRequires(c, DaemonIsLinux) // Windows does not support copying data from image to the volume
  3708. _, err := buildImage("volumecopy",
  3709. `FROM busybox
  3710. RUN mkdir /foo && echo hello > /foo/bar
  3711. CMD cat /foo/bar`,
  3712. true,
  3713. )
  3714. c.Assert(err, checker.IsNil)
  3715. dockerCmd(c, "volume", "create", "--name=test")
  3716. // test with the nocopy flag
  3717. out, _, err := dockerCmdWithError("run", "-v", "test:/foo:nocopy", "volumecopy")
  3718. c.Assert(err, checker.NotNil, check.Commentf(out))
  3719. // test default behavior which is to copy for non-binds
  3720. out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
  3721. c.Assert(strings.TrimSpace(out), checker.Equals, "hello")
  3722. // error out when the volume is already populated
  3723. out, _, err = dockerCmdWithError("run", "-v", "test:/foo:copy", "volumecopy")
  3724. c.Assert(err, checker.NotNil, check.Commentf(out))
  3725. // do not error out when copy isn't explicitly set even though it's already populated
  3726. out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
  3727. c.Assert(strings.TrimSpace(out), checker.Equals, "hello")
  3728. // do not allow copy modes on volumes-from
  3729. dockerCmd(c, "run", "--name=test", "-v", "/foo", "busybox", "true")
  3730. out, _, err = dockerCmdWithError("run", "--volumes-from=test:copy", "busybox", "true")
  3731. c.Assert(err, checker.NotNil, check.Commentf(out))
  3732. out, _, err = dockerCmdWithError("run", "--volumes-from=test:nocopy", "busybox", "true")
  3733. c.Assert(err, checker.NotNil, check.Commentf(out))
  3734. // do not allow copy modes on binds
  3735. out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:copy", "busybox", "true")
  3736. c.Assert(err, checker.NotNil, check.Commentf(out))
  3737. out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:nocopy", "busybox", "true")
  3738. c.Assert(err, checker.NotNil, check.Commentf(out))
  3739. }
  3740. func (s *DockerSuite) TestRunTooLongHostname(c *check.C) {
  3741. // Test case in #21445
  3742. hostname1 := "this-is-a-way-too-long-hostname-but-it-should-give-a-nice-error.local"
  3743. out, _, err := dockerCmdWithError("run", "--hostname", hostname1, "busybox", "echo", "test")
  3744. c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!"))
  3745. c.Assert(out, checker.Contains, "invalid hostname format:", check.Commentf("Expected to have 'invalid hostname format:' in the output, get: %s!", out))
  3746. // Additional test cases
  3747. validHostnames := map[string]string{
  3748. "hostname": "hostname",
  3749. "host-name": "host-name",
  3750. "hostname123": "hostname123",
  3751. "123hostname": "123hostname",
  3752. "hostname-of-63-bytes-long-should-be-valid-and-without-any-error": "hostname-of-63-bytes-long-should-be-valid-and-without-any-error",
  3753. }
  3754. for hostname := range validHostnames {
  3755. dockerCmd(c, "run", "--hostname", hostname, "busybox", "echo", "test")
  3756. }
  3757. invalidHostnames := map[string]string{
  3758. "^hostname": "invalid hostname format: ^hostname",
  3759. "hostname%": "invalid hostname format: hostname%",
  3760. "host&name": "invalid hostname format: host&name",
  3761. "-hostname": "invalid hostname format: -hostname",
  3762. "host_name": "invalid hostname format: host_name",
  3763. "hostname-of-64-bytes-long-should-be-invalid-and-be-with-an-error": "invalid hostname format: hostname-of-64-bytes-long-should-be-invalid-and-be-with-an-error",
  3764. }
  3765. for hostname, expectedError := range invalidHostnames {
  3766. out, _, err = dockerCmdWithError("run", "--hostname", hostname, "busybox", "echo", "test")
  3767. c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!"))
  3768. c.Assert(out, checker.Contains, expectedError, check.Commentf("Expected to have '%s' in the output, get: %s!", expectedError, out))
  3769. }
  3770. }
  3771. // Test case for #21976
  3772. func (s *DockerSuite) TestRunDnsInHostMode(c *check.C) {
  3773. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3774. expectedOutput := "nameserver 127.0.0.1"
  3775. expectedWarning := "Localhost DNS setting"
  3776. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3777. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3778. c.Assert(stderr, checker.Contains, expectedWarning, check.Commentf("Expected warning on stderr about localhost resolver, but got %q", stderr))
  3779. expectedOutput = "nameserver 1.2.3.4"
  3780. out, _ = dockerCmd(c, "run", "--dns=1.2.3.4", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3781. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3782. expectedOutput = "search example.com"
  3783. out, _ = dockerCmd(c, "run", "--dns-search=example.com", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3784. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3785. expectedOutput = "options timeout:3"
  3786. out, _ = dockerCmd(c, "run", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3787. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3788. expectedOutput1 := "nameserver 1.2.3.4"
  3789. expectedOutput2 := "search example.com"
  3790. expectedOutput3 := "options timeout:3"
  3791. out, _ = dockerCmd(c, "run", "--dns=1.2.3.4", "--dns-search=example.com", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3792. c.Assert(out, checker.Contains, expectedOutput1, check.Commentf("Expected '%s', but got %q", expectedOutput1, out))
  3793. c.Assert(out, checker.Contains, expectedOutput2, check.Commentf("Expected '%s', but got %q", expectedOutput2, out))
  3794. c.Assert(out, checker.Contains, expectedOutput3, check.Commentf("Expected '%s', but got %q", expectedOutput3, out))
  3795. }
  3796. // Test case for #21976
  3797. func (s *DockerSuite) TestRunAddHostInHostMode(c *check.C) {
  3798. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3799. expectedOutput := "1.2.3.4\textra"
  3800. out, _ := dockerCmd(c, "run", "--add-host=extra:1.2.3.4", "--net=host", "busybox", "cat", "/etc/hosts")
  3801. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3802. }