docker_cli_run_test.go 156 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. "sort"
  15. "strconv"
  16. "strings"
  17. "sync"
  18. "time"
  19. "github.com/docker/docker/pkg/integration/checker"
  20. "github.com/docker/docker/pkg/mount"
  21. "github.com/docker/docker/pkg/stringutils"
  22. "github.com/docker/docker/runconfig"
  23. "github.com/docker/go-connections/nat"
  24. "github.com/docker/libnetwork/netutils"
  25. "github.com/docker/libnetwork/resolvconf"
  26. "github.com/go-check/check"
  27. )
  28. // "test123" should be printed by docker run
  29. func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
  30. out, _ := dockerCmd(c, "run", "busybox", "echo", "test123")
  31. if out != "test123\n" {
  32. c.Fatalf("container should've printed 'test123', got '%s'", out)
  33. }
  34. }
  35. // "test" should be printed
  36. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  37. out, _ := dockerCmd(c, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  38. if out != "test\n" {
  39. c.Errorf("container should've printed 'test'")
  40. }
  41. }
  42. // docker run should not leak file descriptors. This test relies on Unix
  43. // specific functionality and cannot run on Windows.
  44. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  45. testRequires(c, DaemonIsLinux)
  46. out, _ := dockerCmd(c, "run", "busybox", "ls", "-C", "/proc/self/fd")
  47. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  48. if out != "0 1 2 3\n" {
  49. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  50. }
  51. }
  52. // it should be possible to lookup Google DNS
  53. // this will fail when Internet access is unavailable
  54. func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
  55. testRequires(c, Network, NotArm)
  56. image := DefaultImage
  57. if daemonPlatform == "windows" {
  58. // nslookup isn't present in Windows busybox. Is built-in.
  59. image = WindowsBaseImage
  60. }
  61. dockerCmd(c, "run", image, "nslookup", "google.com")
  62. }
  63. // the exit code should be 0
  64. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  65. dockerCmd(c, "run", "busybox", "true")
  66. }
  67. // the exit code should be 1
  68. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  69. _, exitCode, err := dockerCmdWithError("run", "busybox", "false")
  70. c.Assert(err, checker.NotNil)
  71. c.Assert(exitCode, checker.Equals, 1)
  72. }
  73. // it should be possible to pipe in data via stdin to a process running in a container
  74. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  75. // TODO Windows: This needs some work to make compatible.
  76. testRequires(c, DaemonIsLinux)
  77. runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
  78. runCmd.Stdin = strings.NewReader("blahblah")
  79. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  80. if err != nil {
  81. c.Fatalf("failed to run container: %v, output: %q", err, out)
  82. }
  83. out = strings.TrimSpace(out)
  84. dockerCmd(c, "wait", out)
  85. logsOut, _ := dockerCmd(c, "logs", out)
  86. containerLogs := strings.TrimSpace(logsOut)
  87. if containerLogs != "blahblah" {
  88. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  89. }
  90. dockerCmd(c, "rm", out)
  91. }
  92. // the container's ID should be printed when starting a container in detached mode
  93. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  94. out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
  95. out = strings.TrimSpace(out)
  96. dockerCmd(c, "wait", out)
  97. rmOut, _ := dockerCmd(c, "rm", out)
  98. rmOut = strings.TrimSpace(rmOut)
  99. if rmOut != out {
  100. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  101. }
  102. }
  103. // the working directory should be set correctly
  104. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  105. // TODO Windows: There's a Windows bug stopping this from working.
  106. testRequires(c, DaemonIsLinux)
  107. dir := "/root"
  108. image := "busybox"
  109. if daemonPlatform == "windows" {
  110. dir = `/windows`
  111. image = WindowsBaseImage
  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. dockerCmd(c, "run", "-d", "--net=net1", "--name=first", "--net-alias=foo1", "--net-alias=foo2", "busybox", "top")
  240. c.Assert(waitRun("first"), check.IsNil)
  241. dockerCmd(c, "run", "-d", "--net=net1", "--name=second", "busybox", "top")
  242. c.Assert(waitRun("second"), check.IsNil)
  243. // ping to first and its network-scoped aliases
  244. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  245. c.Assert(err, check.IsNil)
  246. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  247. c.Assert(err, check.IsNil)
  248. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  249. c.Assert(err, check.IsNil)
  250. // Restart first container
  251. dockerCmd(c, "restart", "first")
  252. c.Assert(waitRun("first"), check.IsNil)
  253. // ping to first and its network-scoped aliases must succeed
  254. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  255. c.Assert(err, check.IsNil)
  256. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  257. c.Assert(err, check.IsNil)
  258. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  259. c.Assert(err, check.IsNil)
  260. }
  261. // Issue 9677.
  262. func (s *DockerSuite) TestRunWithDaemonFlags(c *check.C) {
  263. out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "busybox", "true")
  264. if err != nil {
  265. if !strings.Contains(out, "flag provided but not defined: --exec-opt") { // no daemon (client-only)
  266. c.Fatal(err, out)
  267. }
  268. }
  269. }
  270. // Regression test for #4979
  271. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  272. var (
  273. out string
  274. exitCode int
  275. )
  276. // Create a file in a volume
  277. if daemonPlatform == "windows" {
  278. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", `c:\some\dir`, WindowsBaseImage, `cmd /c echo hello > c:\some\dir\file`)
  279. } else {
  280. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  281. }
  282. if exitCode != 0 {
  283. c.Fatal("1", out, exitCode)
  284. }
  285. // Read the file from another container using --volumes-from to access the volume in the second container
  286. if daemonPlatform == "windows" {
  287. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", WindowsBaseImage, `cmd /c type c:\some\dir\file`)
  288. } else {
  289. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  290. }
  291. if exitCode != 0 {
  292. c.Fatal("2", out, exitCode)
  293. }
  294. }
  295. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  296. // But the volume call is just a normal volume, not a bind mount
  297. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  298. var (
  299. dockerFile string
  300. containerPath string
  301. cmd string
  302. )
  303. testRequires(c, SameHostDaemon)
  304. name := "test-volume-symlink"
  305. dir, err := ioutil.TempDir("", name)
  306. if err != nil {
  307. c.Fatal(err)
  308. }
  309. defer os.RemoveAll(dir)
  310. // In the case of Windows to Windows CI, if the machine is setup so that
  311. // the temp directory is not the C: drive, this test is invalid and will
  312. // not work.
  313. if daemonPlatform == "windows" && strings.ToLower(dir[:1]) != "c" {
  314. c.Skip("Requires TEMP to point to C: drive")
  315. }
  316. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  317. if err != nil {
  318. c.Fatal(err)
  319. }
  320. f.Close()
  321. if daemonPlatform == "windows" {
  322. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir %s\nRUN mklink /D c:\\test %s", WindowsBaseImage, dir, dir)
  323. containerPath = `c:\test\test`
  324. cmd = "tasklist"
  325. } else {
  326. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  327. containerPath = "/test/test"
  328. cmd = "true"
  329. }
  330. if _, err := buildImage(name, dockerFile, false); err != nil {
  331. c.Fatal(err)
  332. }
  333. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  334. }
  335. // Volume path is a symlink in the container
  336. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir2(c *check.C) {
  337. var (
  338. dockerFile string
  339. containerPath string
  340. cmd string
  341. )
  342. testRequires(c, SameHostDaemon)
  343. name := "test-volume-symlink2"
  344. if daemonPlatform == "windows" {
  345. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir c:\\%s\nRUN mklink /D c:\\test c:\\%s", WindowsBaseImage, name, name)
  346. containerPath = `c:\test\test`
  347. cmd = "tasklist"
  348. } else {
  349. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p /%s\nRUN ln -s /%s /test", name, name)
  350. containerPath = "/test/test"
  351. cmd = "true"
  352. }
  353. if _, err := buildImage(name, dockerFile, false); err != nil {
  354. c.Fatal(err)
  355. }
  356. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  357. }
  358. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  359. // TODO Windows (Post TP4): This test cannot run on a Windows daemon as
  360. // Windows does not support read-only bind mounts.
  361. testRequires(c, DaemonIsLinux)
  362. if _, code, err := dockerCmdWithError("run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile"); err == nil || code == 0 {
  363. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  364. }
  365. }
  366. func (s *DockerSuite) TestRunVolumesFromInReadonlyModeFails(c *check.C) {
  367. // TODO Windows (Post TP4): This test cannot run on a Windows daemon as
  368. // Windows does not support read-only bind mounts. Modified for when ro is supported.
  369. testRequires(c, DaemonIsLinux)
  370. var (
  371. volumeDir string
  372. fileInVol string
  373. )
  374. if daemonPlatform == "windows" {
  375. volumeDir = `c:/test` // Forward-slash as using busybox
  376. fileInVol = `c:/test/file`
  377. } else {
  378. testRequires(c, DaemonIsLinux)
  379. volumeDir = "/test"
  380. fileInVol = `/test/file`
  381. }
  382. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  383. if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", fileInVol); err == nil || code == 0 {
  384. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  385. }
  386. }
  387. // Regression test for #1201
  388. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  389. var (
  390. volumeDir string
  391. fileInVol string
  392. )
  393. if daemonPlatform == "windows" {
  394. volumeDir = `c:/test` // Forward-slash as using busybox
  395. fileInVol = `c:/test/file`
  396. } else {
  397. volumeDir = "/test"
  398. fileInVol = "/test/file"
  399. }
  400. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  401. dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol)
  402. if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: bar`) {
  403. c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out)
  404. }
  405. dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol)
  406. }
  407. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  408. // TODO Windows: This test cannot yet run on a Windows daemon as Windows does
  409. // not support read-only bind mounts as at TP4
  410. testRequires(c, DaemonIsLinux)
  411. dockerCmd(c, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  412. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  413. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file"); err == nil {
  414. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  415. }
  416. dockerCmd(c, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  417. // Expect this to be read-only since both are "ro"
  418. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file"); err == nil {
  419. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  420. }
  421. }
  422. // Test for GH#10618
  423. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  424. path1 := randomTmpDirPath("test1", daemonPlatform)
  425. path2 := randomTmpDirPath("test2", daemonPlatform)
  426. someplace := ":/someplace"
  427. if daemonPlatform == "windows" {
  428. // Windows requires that the source directory exists before calling HCS
  429. testRequires(c, SameHostDaemon)
  430. someplace = `:c:\someplace`
  431. if err := os.MkdirAll(path1, 0755); err != nil {
  432. c.Fatalf("Failed to create %s: %q", path1, err)
  433. }
  434. defer os.RemoveAll(path1)
  435. if err := os.MkdirAll(path2, 0755); err != nil {
  436. c.Fatalf("Failed to create %s: %q", path1, err)
  437. }
  438. defer os.RemoveAll(path2)
  439. }
  440. mountstr1 := path1 + someplace
  441. mountstr2 := path2 + someplace
  442. if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {
  443. c.Fatal("Expected error about duplicate mount definitions")
  444. } else {
  445. if !strings.Contains(out, "Duplicate mount point") {
  446. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  447. }
  448. }
  449. }
  450. // Test for #1351
  451. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  452. prefix := ""
  453. if daemonPlatform == "windows" {
  454. prefix = `c:`
  455. }
  456. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  457. dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo")
  458. }
  459. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  460. prefix := ""
  461. if daemonPlatform == "windows" {
  462. prefix = `c:`
  463. }
  464. dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  465. dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar")
  466. dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  467. }
  468. // this tests verifies the ID format for the container
  469. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  470. out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true")
  471. if err != nil {
  472. c.Fatal(err)
  473. }
  474. if exit != 0 {
  475. c.Fatalf("expected exit code 0 received %d", exit)
  476. }
  477. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  478. if err != nil {
  479. c.Fatal(err)
  480. }
  481. if !match {
  482. c.Fatalf("Invalid container ID: %s", out)
  483. }
  484. }
  485. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  486. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  487. prefix := ""
  488. if daemonPlatform == "windows" {
  489. prefix = `c:`
  490. }
  491. dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true")
  492. }
  493. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  494. // Note that this bug happens only with symlinks with a target that starts with '/'.
  495. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  496. // Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...)
  497. testRequires(c, DaemonIsLinux)
  498. image := "docker-test-createvolumewithsymlink"
  499. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  500. buildCmd.Stdin = strings.NewReader(`FROM busybox
  501. RUN ln -s home /bar`)
  502. buildCmd.Dir = workingDirectory
  503. err := buildCmd.Run()
  504. if err != nil {
  505. c.Fatalf("could not build '%s': %v", image, err)
  506. }
  507. _, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  508. if err != nil || exitCode != 0 {
  509. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  510. }
  511. volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo")
  512. c.Assert(err, checker.IsNil)
  513. _, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink")
  514. if err != nil || exitCode != 0 {
  515. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  516. }
  517. _, err = os.Stat(volPath)
  518. if !os.IsNotExist(err) {
  519. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  520. }
  521. }
  522. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  523. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  524. name := "docker-test-volumesfromsymlinkpath"
  525. prefix := ""
  526. dfContents := `FROM busybox
  527. RUN ln -s home /foo
  528. VOLUME ["/foo/bar"]`
  529. if daemonPlatform == "windows" {
  530. prefix = `c:`
  531. dfContents = `FROM ` + WindowsBaseImage + `
  532. RUN mkdir c:\home
  533. RUN mklink /D c:\foo c:\home
  534. VOLUME ["c:/foo/bar"]
  535. ENTRYPOINT c:\windows\system32\cmd.exe`
  536. }
  537. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  538. buildCmd.Stdin = strings.NewReader(dfContents)
  539. buildCmd.Dir = workingDirectory
  540. err := buildCmd.Run()
  541. if err != nil {
  542. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  543. }
  544. out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)
  545. if err != nil || exitCode != 0 {
  546. c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out)
  547. }
  548. _, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar")
  549. if err != nil || exitCode != 0 {
  550. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  551. }
  552. }
  553. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  554. var (
  555. exit int
  556. err error
  557. )
  558. _, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72")
  559. if err == nil {
  560. c.Fatal("should not have a non nil error")
  561. }
  562. if exit != 72 {
  563. c.Fatalf("expected exit code 72 received %d", exit)
  564. }
  565. }
  566. func (s *DockerSuite) TestRunUserDefaults(c *check.C) {
  567. expected := "uid=0(root) gid=0(root)"
  568. if daemonPlatform == "windows" {
  569. // TODO Windows: Remove this check once TP4 is no longer supported.
  570. if windowsDaemonKV < 14250 {
  571. expected = "uid=1000(SYSTEM) gid=1000(SYSTEM)"
  572. } else {
  573. expected = "uid=1000(ContainerAdministrator) gid=1000(ContainerAdministrator)"
  574. }
  575. }
  576. out, _ := dockerCmd(c, "run", "busybox", "id")
  577. if !strings.Contains(out, expected) {
  578. c.Fatalf("expected '%s' got %s", expected, out)
  579. }
  580. }
  581. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  582. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  583. // not support the use of -u
  584. testRequires(c, DaemonIsLinux)
  585. out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id")
  586. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  587. c.Fatalf("expected root user got %s", out)
  588. }
  589. }
  590. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  591. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  592. // not support the use of -u
  593. testRequires(c, DaemonIsLinux)
  594. out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id")
  595. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  596. c.Fatalf("expected daemon user got %s", out)
  597. }
  598. }
  599. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  600. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  601. // not support the use of -u
  602. testRequires(c, DaemonIsLinux, NotArm)
  603. out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id")
  604. if err == nil {
  605. c.Fatal("No error, but must be.", out)
  606. }
  607. if !strings.Contains(out, "Uids and gids must be in range") {
  608. c.Fatalf("expected error about uids range, got %s", out)
  609. }
  610. }
  611. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  612. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  613. // not support the use of -u
  614. testRequires(c, DaemonIsLinux)
  615. out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id")
  616. if err == nil {
  617. c.Fatal("No error, but must be.", out)
  618. }
  619. if !strings.Contains(out, "Uids and gids must be in range") {
  620. c.Fatalf("expected error about uids range, got %s", out)
  621. }
  622. }
  623. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  624. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  625. // not support the use of -u
  626. testRequires(c, DaemonIsLinux)
  627. out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id")
  628. if err != nil {
  629. c.Fatal(err, out)
  630. }
  631. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  632. c.Fatalf("expected daemon user got %s", out)
  633. }
  634. }
  635. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  636. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  637. // not support the use of -u
  638. testRequires(c, DaemonIsLinux)
  639. _, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id")
  640. if err == nil {
  641. c.Fatal("unknown user should cause container to fail")
  642. }
  643. }
  644. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  645. // TODO Windows. There are two bugs in TP4 which means this test cannot
  646. // be reliably enabled. The first is a race condition where sometimes
  647. // HCS CreateComputeSystem() will fail "Invalid class string". #4985252 and
  648. // #4493430.
  649. //
  650. // The second, which is seen more readily by increasing the number of concurrent
  651. // containers to 5 or more, is that CSRSS hangs. This may fixed in the TP4 ZDP.
  652. // #4898773.
  653. testRequires(c, DaemonIsLinux)
  654. sleepTime := "2"
  655. if daemonPlatform == "windows" {
  656. sleepTime = "5" // Make more reliable on Windows
  657. }
  658. group := sync.WaitGroup{}
  659. group.Add(2)
  660. errChan := make(chan error, 2)
  661. for i := 0; i < 2; i++ {
  662. go func() {
  663. defer group.Done()
  664. _, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime)
  665. errChan <- err
  666. }()
  667. }
  668. group.Wait()
  669. close(errChan)
  670. for err := range errChan {
  671. c.Assert(err, check.IsNil)
  672. }
  673. }
  674. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  675. // TODO Windows: Environment handling is different between Linux and
  676. // Windows and this test relies currently on unix functionality.
  677. testRequires(c, DaemonIsLinux)
  678. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  679. cmd.Env = append(os.Environ(),
  680. "TRUE=false",
  681. "TRICKY=tri\ncky\n",
  682. )
  683. out, _, err := runCommandWithOutput(cmd)
  684. if err != nil {
  685. c.Fatal(err, out)
  686. }
  687. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  688. sort.Strings(actualEnv)
  689. goodEnv := []string{
  690. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  691. "HOSTNAME=testing",
  692. "FALSE=true",
  693. "TRUE=false",
  694. "TRICKY=tri",
  695. "cky",
  696. "",
  697. "HOME=/root",
  698. }
  699. sort.Strings(goodEnv)
  700. if len(goodEnv) != len(actualEnv) {
  701. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  702. }
  703. for i := range goodEnv {
  704. if actualEnv[i] != goodEnv[i] {
  705. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  706. }
  707. }
  708. }
  709. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  710. // TODO Windows: Environment handling is different between Linux and
  711. // Windows and this test relies currently on unix functionality.
  712. testRequires(c, DaemonIsLinux)
  713. // Test to make sure that when we use -e on env vars that are
  714. // not set in our local env that they're removed (if present) in
  715. // the container
  716. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  717. cmd.Env = appendBaseEnv(true)
  718. out, _, err := runCommandWithOutput(cmd)
  719. if err != nil {
  720. c.Fatal(err, out)
  721. }
  722. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  723. sort.Strings(actualEnv)
  724. goodEnv := []string{
  725. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  726. "HOME=/root",
  727. }
  728. sort.Strings(goodEnv)
  729. if len(goodEnv) != len(actualEnv) {
  730. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  731. }
  732. for i := range goodEnv {
  733. if actualEnv[i] != goodEnv[i] {
  734. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  735. }
  736. }
  737. }
  738. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  739. // TODO Windows: Environment handling is different between Linux and
  740. // Windows and this test relies currently on unix functionality.
  741. testRequires(c, DaemonIsLinux)
  742. // Test to make sure that when we use -e on env vars that are
  743. // already in the env that we're overriding them
  744. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  745. cmd.Env = appendBaseEnv(true, "HOSTNAME=bar")
  746. out, _, err := runCommandWithOutput(cmd)
  747. if err != nil {
  748. c.Fatal(err, out)
  749. }
  750. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  751. sort.Strings(actualEnv)
  752. goodEnv := []string{
  753. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  754. "HOME=/root2",
  755. "HOSTNAME=bar",
  756. }
  757. sort.Strings(goodEnv)
  758. if len(goodEnv) != len(actualEnv) {
  759. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  760. }
  761. for i := range goodEnv {
  762. if actualEnv[i] != goodEnv[i] {
  763. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  764. }
  765. }
  766. }
  767. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  768. if daemonPlatform == "windows" {
  769. // Windows busybox does not have ping. Use built in ping instead.
  770. dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  771. } else {
  772. dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  773. }
  774. }
  775. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  776. // TODO Windows: This is Linux specific as --link is not supported and
  777. // this will be deprecated in favor of container networking model.
  778. testRequires(c, DaemonIsLinux, NotUserNamespace)
  779. dockerCmd(c, "run", "--name", "linked", "busybox", "true")
  780. _, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true")
  781. if err == nil {
  782. c.Fatal("Expected error")
  783. }
  784. }
  785. // #7851 hostname outside container shows FQDN, inside only shortname
  786. // For testing purposes it is not required to set host's hostname directly
  787. // and use "--net=host" (as the original issue submitter did), as the same
  788. // codepath is executed with "docker run -h <hostname>". Both were manually
  789. // tested, but this testcase takes the simpler path of using "run -h .."
  790. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  791. // TODO Windows: -h is not yet functional.
  792. testRequires(c, DaemonIsLinux)
  793. out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  794. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  795. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  796. }
  797. }
  798. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  799. // Not applicable for Windows as Windows daemon does not support
  800. // the concept of --privileged, and mknod is a Unix concept.
  801. testRequires(c, DaemonIsLinux, NotUserNamespace)
  802. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  803. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  804. c.Fatalf("expected output ok received %s", actual)
  805. }
  806. }
  807. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  808. // Not applicable for Windows as Windows daemon does not support
  809. // the concept of --privileged, and mknod is a Unix concept.
  810. testRequires(c, DaemonIsLinux, NotUserNamespace)
  811. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  812. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  813. c.Fatalf("expected output ok received %s", actual)
  814. }
  815. }
  816. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  817. // Not applicable for Windows as there is no concept of --cap-drop
  818. testRequires(c, DaemonIsLinux)
  819. out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls")
  820. if err == nil {
  821. c.Fatal(err, out)
  822. }
  823. }
  824. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  825. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  826. testRequires(c, DaemonIsLinux)
  827. out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  828. if err == nil {
  829. c.Fatal(err, out)
  830. }
  831. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  832. c.Fatalf("expected output not ok received %s", actual)
  833. }
  834. }
  835. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  836. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  837. testRequires(c, DaemonIsLinux)
  838. out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  839. if err == nil {
  840. c.Fatal(err, out)
  841. }
  842. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  843. c.Fatalf("expected output not ok received %s", actual)
  844. }
  845. }
  846. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  847. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  848. testRequires(c, DaemonIsLinux)
  849. out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  850. if err == nil {
  851. c.Fatal(err, out)
  852. }
  853. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  854. c.Fatalf("expected output not ok received %s", actual)
  855. }
  856. }
  857. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  858. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  859. testRequires(c, DaemonIsLinux, NotUserNamespace)
  860. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  861. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  862. c.Fatalf("expected output ok received %s", actual)
  863. }
  864. }
  865. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  866. // Not applicable for Windows as there is no concept of --cap-add
  867. testRequires(c, DaemonIsLinux)
  868. out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls")
  869. if err == nil {
  870. c.Fatal(err, out)
  871. }
  872. }
  873. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  874. // Not applicable for Windows as there is no concept of --cap-add
  875. testRequires(c, DaemonIsLinux)
  876. out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  877. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  878. c.Fatalf("expected output ok received %s", actual)
  879. }
  880. }
  881. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  882. // Not applicable for Windows as there is no concept of --cap-add
  883. testRequires(c, DaemonIsLinux)
  884. out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  885. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  886. c.Fatalf("expected output ok received %s", actual)
  887. }
  888. }
  889. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  890. // Not applicable for Windows as there is no concept of --cap-add
  891. testRequires(c, DaemonIsLinux)
  892. out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  893. if err == nil {
  894. c.Fatal(err, out)
  895. }
  896. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  897. c.Fatalf("expected output not ok received %s", actual)
  898. }
  899. }
  900. func (s *DockerSuite) TestRunGroupAdd(c *check.C) {
  901. // Not applicable for Windows as there is no concept of --group-add
  902. testRequires(c, DaemonIsLinux)
  903. out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id")
  904. groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777"
  905. if actual := strings.Trim(out, "\r\n"); actual != groupsList {
  906. c.Fatalf("expected output %s received %s", groupsList, actual)
  907. }
  908. }
  909. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  910. // Not applicable for Windows as there is no concept of --privileged
  911. testRequires(c, DaemonIsLinux, NotUserNamespace)
  912. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  913. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  914. c.Fatalf("expected output ok received %s", actual)
  915. }
  916. }
  917. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  918. // Not applicable for Windows as there is no concept of unprivileged
  919. testRequires(c, DaemonIsLinux)
  920. out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  921. if err == nil {
  922. c.Fatal(err, out)
  923. }
  924. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  925. c.Fatalf("expected output not ok received %s", actual)
  926. }
  927. }
  928. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  929. // Not applicable for Windows as there is no concept of unprivileged
  930. testRequires(c, DaemonIsLinux, NotArm)
  931. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 {
  932. c.Fatal("sys should not be writable in a non privileged container")
  933. }
  934. }
  935. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  936. // Not applicable for Windows as there is no concept of unprivileged
  937. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  938. if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 {
  939. c.Fatalf("sys should be writable in privileged container")
  940. }
  941. }
  942. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  943. // Not applicable for Windows as there is no concept of unprivileged
  944. testRequires(c, DaemonIsLinux)
  945. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 {
  946. c.Fatal("proc should not be writable in a non privileged container")
  947. }
  948. }
  949. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  950. // Not applicable for Windows as there is no concept of --privileged
  951. testRequires(c, DaemonIsLinux, NotUserNamespace)
  952. if _, code := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "umount /proc/sysrq-trigger && touch /proc/sysrq-trigger"); code != 0 {
  953. c.Fatalf("proc should be writable in privileged container")
  954. }
  955. }
  956. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  957. // Not applicable on Windows as /dev/ is a Unix specific concept
  958. // TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user
  959. testRequires(c, DaemonIsLinux, NotUserNamespace)
  960. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  961. deviceLineFields := strings.Fields(out)
  962. deviceLineFields[6] = ""
  963. deviceLineFields[7] = ""
  964. deviceLineFields[8] = ""
  965. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  966. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  967. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  968. }
  969. }
  970. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  971. // Not applicable on Windows as /dev/ is a Unix specific concept
  972. testRequires(c, DaemonIsLinux)
  973. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  974. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  975. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  976. }
  977. }
  978. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  979. // Not applicable on Windows as it does not support chroot
  980. testRequires(c, DaemonIsLinux)
  981. dockerCmd(c, "run", "busybox", "chroot", "/", "true")
  982. }
  983. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  984. // Not applicable on Windows as Windows does not support --device
  985. testRequires(c, DaemonIsLinux, NotUserNamespace)
  986. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  987. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  988. c.Fatalf("expected output /dev/nulo, received %s", actual)
  989. }
  990. }
  991. func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *check.C) {
  992. // Not applicable on Windows as Windows does not support --device
  993. testRequires(c, DaemonIsLinux, NotUserNamespace)
  994. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero")
  995. if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" {
  996. c.Fatalf("expected output /dev/zero, received %s", actual)
  997. }
  998. }
  999. func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *check.C) {
  1000. // Not applicable on Windows as Windows does not support --device
  1001. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1002. _, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero")
  1003. if err == nil {
  1004. c.Fatalf("run container with device mode ro should fail")
  1005. }
  1006. }
  1007. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1008. // Not applicable on Windows as Windows does not support -h
  1009. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1010. out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1011. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1012. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1013. }
  1014. out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1015. hostname, err := os.Hostname()
  1016. if err != nil {
  1017. c.Fatal(err)
  1018. }
  1019. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1020. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1021. }
  1022. }
  1023. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1024. out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")
  1025. expected := "/\n"
  1026. if daemonPlatform == "windows" {
  1027. expected = "C:" + expected
  1028. }
  1029. if out != expected {
  1030. c.Fatalf("pwd returned %q (expected %s)", s, expected)
  1031. }
  1032. }
  1033. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1034. if daemonPlatform == "windows" {
  1035. // Windows busybox will fail with Permission Denied on items such as pagefile.sys
  1036. dockerCmd(c, "run", "-v", `c:\:c:\host`, WindowsBaseImage, "cmd", "-c", "dir", `c:\host`)
  1037. } else {
  1038. dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host")
  1039. }
  1040. }
  1041. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1042. mount := "/:/"
  1043. targetDir := "/host"
  1044. if daemonPlatform == "windows" {
  1045. mount = `c:\:c\`
  1046. targetDir = "c:/host" // Forward slash as using busybox
  1047. }
  1048. out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir)
  1049. if err == nil {
  1050. c.Fatal(out, err)
  1051. }
  1052. }
  1053. // Verify that a container gets default DNS when only localhost resolvers exist
  1054. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1055. // Not applicable on Windows as this is testing Unix specific functionality
  1056. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1057. // preserve original resolv.conf for restoring after test
  1058. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1059. if os.IsNotExist(err) {
  1060. c.Fatalf("/etc/resolv.conf does not exist")
  1061. }
  1062. // defer restored original conf
  1063. defer func() {
  1064. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1065. c.Fatal(err)
  1066. }
  1067. }()
  1068. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1069. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1070. // GetNameservers(), leading to a replacement of nameservers with the default set
  1071. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1072. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1073. c.Fatal(err)
  1074. }
  1075. actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1076. // check that the actual defaults are appended to the commented out
  1077. // localhost resolver (which should be preserved)
  1078. // NOTE: if we ever change the defaults from google dns, this will break
  1079. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1080. if actual != expected {
  1081. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1082. }
  1083. }
  1084. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1085. // Not applicable on Windows as Windows does not support --dns*, or
  1086. // the Unix-specific functionality of resolv.conf.
  1087. testRequires(c, DaemonIsLinux)
  1088. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf")
  1089. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1090. if !strings.Contains(stderr, "Localhost DNS setting") {
  1091. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1092. }
  1093. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1094. if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" {
  1095. c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual)
  1096. }
  1097. out, stderr, _ = dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf")
  1098. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1099. if actual != "nameserver 127.0.0.1 options ndots:3" {
  1100. c.Fatalf("expected 'nameserver 127.0.0.1 options ndots:3', but says: %q", actual)
  1101. }
  1102. }
  1103. func (s *DockerSuite) TestRunDnsRepeatOptions(c *check.C) {
  1104. testRequires(c, DaemonIsLinux)
  1105. 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")
  1106. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1107. if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" {
  1108. 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)
  1109. }
  1110. }
  1111. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1112. // Not applicable on Windows as testing Unix specific functionality
  1113. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1114. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1115. if os.IsNotExist(err) {
  1116. c.Fatalf("/etc/resolv.conf does not exist")
  1117. }
  1118. hostNamservers := resolvconf.GetNameservers(origResolvConf, netutils.IP)
  1119. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1120. var out string
  1121. out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1122. if actualNameservers := resolvconf.GetNameservers([]byte(out), netutils.IP); string(actualNameservers[0]) != "127.0.0.1" {
  1123. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1124. }
  1125. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1126. if len(actualSearch) != len(hostSearch) {
  1127. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1128. }
  1129. for i := range actualSearch {
  1130. if actualSearch[i] != hostSearch[i] {
  1131. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1132. }
  1133. }
  1134. out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1135. actualNameservers := resolvconf.GetNameservers([]byte(out), netutils.IP)
  1136. if len(actualNameservers) != len(hostNamservers) {
  1137. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1138. }
  1139. for i := range actualNameservers {
  1140. if actualNameservers[i] != hostNamservers[i] {
  1141. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1142. }
  1143. }
  1144. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1145. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1146. }
  1147. // test with file
  1148. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1149. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1150. c.Fatal(err)
  1151. }
  1152. // put the old resolvconf back
  1153. defer func() {
  1154. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1155. c.Fatal(err)
  1156. }
  1157. }()
  1158. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1159. if os.IsNotExist(err) {
  1160. c.Fatalf("/etc/resolv.conf does not exist")
  1161. }
  1162. hostNamservers = resolvconf.GetNameservers(resolvConf, netutils.IP)
  1163. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1164. out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1165. if actualNameservers = resolvconf.GetNameservers([]byte(out), netutils.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1166. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1167. }
  1168. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1169. if len(actualSearch) != len(hostSearch) {
  1170. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1171. }
  1172. for i := range actualSearch {
  1173. if actualSearch[i] != hostSearch[i] {
  1174. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1175. }
  1176. }
  1177. }
  1178. // Test to see if a non-root user can resolve a DNS name. Also
  1179. // check if the container resolv.conf file has at least 0644 perm.
  1180. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1181. // Not applicable on Windows as Windows does not support --user
  1182. testRequires(c, SameHostDaemon, Network, DaemonIsLinux, NotArm)
  1183. dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org")
  1184. cID, err := getIDByName("testperm")
  1185. if err != nil {
  1186. c.Fatal(err)
  1187. }
  1188. fmode := (os.FileMode)(0644)
  1189. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1190. if err != nil {
  1191. c.Fatal(err)
  1192. }
  1193. if (finfo.Mode() & fmode) != fmode {
  1194. c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String())
  1195. }
  1196. }
  1197. // Test if container resolv.conf gets updated the next time it restarts
  1198. // if host /etc/resolv.conf has changed. This only applies if the container
  1199. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1200. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1201. // Not applicable on Windows as testing unix specific functionality
  1202. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1203. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n")
  1204. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1205. //take a copy of resolv.conf for restoring after test completes
  1206. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1207. if err != nil {
  1208. c.Fatal(err)
  1209. }
  1210. // This test case is meant to test monitoring resolv.conf when it is
  1211. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1212. // it with a file containing the original settings.
  1213. cmd := exec.Command("umount", "/etc/resolv.conf")
  1214. if _, err = runCommand(cmd); err != nil {
  1215. c.Fatal(err)
  1216. }
  1217. //cleanup
  1218. defer func() {
  1219. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1220. c.Fatal(err)
  1221. }
  1222. }()
  1223. //1. test that a restarting container gets an updated resolv.conf
  1224. dockerCmd(c, "run", "--name='first'", "busybox", "true")
  1225. containerID1, err := getIDByName("first")
  1226. if err != nil {
  1227. c.Fatal(err)
  1228. }
  1229. // replace resolv.conf with our temporary copy
  1230. bytesResolvConf := []byte(tmpResolvConf)
  1231. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1232. c.Fatal(err)
  1233. }
  1234. // start the container again to pickup changes
  1235. dockerCmd(c, "start", "first")
  1236. // check for update in container
  1237. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1238. if err != nil {
  1239. c.Fatal(err)
  1240. }
  1241. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1242. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1243. }
  1244. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1245. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1246. c.Fatal(err)
  1247. } */
  1248. //2. test that a restarting container does not receive resolv.conf updates
  1249. // if it modified the container copy of the starting point resolv.conf
  1250. dockerCmd(c, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1251. containerID2, err := getIDByName("second")
  1252. if err != nil {
  1253. c.Fatal(err)
  1254. }
  1255. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1256. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1257. c.Fatal(err)
  1258. }
  1259. // start the container again
  1260. dockerCmd(c, "start", "second")
  1261. // check for update in container
  1262. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1263. if err != nil {
  1264. c.Fatal(err)
  1265. }
  1266. if bytes.Equal(containerResolv, resolvConfSystem) {
  1267. c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv))
  1268. }
  1269. //3. test that a running container's resolv.conf is not modified while running
  1270. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1271. runningContainerID := strings.TrimSpace(out)
  1272. // replace resolv.conf
  1273. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1274. c.Fatal(err)
  1275. }
  1276. // check for update in container
  1277. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1278. if err != nil {
  1279. c.Fatal(err)
  1280. }
  1281. if bytes.Equal(containerResolv, bytesResolvConf) {
  1282. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1283. }
  1284. //4. test that a running container's resolv.conf is updated upon restart
  1285. // (the above container is still running..)
  1286. dockerCmd(c, "restart", runningContainerID)
  1287. // check for update in container
  1288. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1289. if err != nil {
  1290. c.Fatal(err)
  1291. }
  1292. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1293. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1294. }
  1295. //5. test that additions of a localhost resolver are cleaned from
  1296. // host resolv.conf before updating container's resolv.conf copies
  1297. // replace resolv.conf with a localhost-only nameserver copy
  1298. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1299. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1300. c.Fatal(err)
  1301. }
  1302. // start the container again to pickup changes
  1303. dockerCmd(c, "start", "first")
  1304. // our first exited container ID should have been updated, but with default DNS
  1305. // after the cleanup of resolv.conf found only a localhost nameserver:
  1306. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1307. if err != nil {
  1308. c.Fatal(err)
  1309. }
  1310. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1311. if !bytes.Equal(containerResolv, []byte(expected)) {
  1312. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1313. }
  1314. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1315. // of containers' resolv.conf.
  1316. // Restore the original resolv.conf
  1317. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1318. c.Fatal(err)
  1319. }
  1320. // Run the container so it picks up the old settings
  1321. dockerCmd(c, "run", "--name='third'", "busybox", "true")
  1322. containerID3, err := getIDByName("third")
  1323. if err != nil {
  1324. c.Fatal(err)
  1325. }
  1326. // Create a modified resolv.conf.aside and override resolv.conf with it
  1327. bytesResolvConf = []byte(tmpResolvConf)
  1328. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1329. c.Fatal(err)
  1330. }
  1331. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1332. if err != nil {
  1333. c.Fatal(err)
  1334. }
  1335. // start the container again to pickup changes
  1336. dockerCmd(c, "start", "third")
  1337. // check for update in container
  1338. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1339. if err != nil {
  1340. c.Fatal(err)
  1341. }
  1342. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1343. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1344. }
  1345. //cleanup, restore original resolv.conf happens in defer func()
  1346. }
  1347. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1348. // Not applicable on Windows as it does not support --add-host
  1349. testRequires(c, DaemonIsLinux)
  1350. out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1351. actual := strings.Trim(out, "\r\n")
  1352. if actual != "86.75.30.9\textra" {
  1353. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1354. }
  1355. }
  1356. // Regression test for #6983
  1357. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1358. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true")
  1359. if exitCode != 0 {
  1360. c.Fatalf("Container should have exited with error code 0")
  1361. }
  1362. }
  1363. // Regression test for #6983
  1364. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1365. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true")
  1366. if exitCode != 0 {
  1367. c.Fatalf("Container should have exited with error code 0")
  1368. }
  1369. }
  1370. // Regression test for #6983
  1371. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1372. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1373. if exitCode != 0 {
  1374. c.Fatalf("Container should have exited with error code 0")
  1375. }
  1376. }
  1377. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1378. // but using --attach instead of -a to make sure we read the flag correctly
  1379. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1380. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1381. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1382. if err == nil {
  1383. c.Fatal("Container should have exited with error code different than 0")
  1384. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1385. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1386. }
  1387. }
  1388. func (s *DockerSuite) TestRunState(c *check.C) {
  1389. // TODO Windows: This needs some rework as Windows busybox does not support top
  1390. testRequires(c, DaemonIsLinux)
  1391. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1392. id := strings.TrimSpace(out)
  1393. state := inspectField(c, id, "State.Running")
  1394. if state != "true" {
  1395. c.Fatal("Container state is 'not running'")
  1396. }
  1397. pid1 := inspectField(c, id, "State.Pid")
  1398. if pid1 == "0" {
  1399. c.Fatal("Container state Pid 0")
  1400. }
  1401. dockerCmd(c, "stop", id)
  1402. state = inspectField(c, id, "State.Running")
  1403. if state != "false" {
  1404. c.Fatal("Container state is 'running'")
  1405. }
  1406. pid2 := inspectField(c, id, "State.Pid")
  1407. if pid2 == pid1 {
  1408. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1409. }
  1410. dockerCmd(c, "start", id)
  1411. state = inspectField(c, id, "State.Running")
  1412. if state != "true" {
  1413. c.Fatal("Container state is 'not running'")
  1414. }
  1415. pid3 := inspectField(c, id, "State.Pid")
  1416. if pid3 == pid1 {
  1417. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1418. }
  1419. }
  1420. // Test for #1737
  1421. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1422. // Not applicable on Windows as it does not support uid or gid in this way
  1423. testRequires(c, DaemonIsLinux)
  1424. name := "testrunvolumesuidgid"
  1425. _, err := buildImage(name,
  1426. `FROM busybox
  1427. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1428. RUN echo 'dockerio:x:1001:' >> /etc/group
  1429. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1430. true)
  1431. if err != nil {
  1432. c.Fatal(err)
  1433. }
  1434. // Test that the uid and gid is copied from the image to the volume
  1435. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1436. out = strings.TrimSpace(out)
  1437. if out != "dockerio:dockerio" {
  1438. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1439. }
  1440. }
  1441. // Test for #1582
  1442. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1443. // TODO Windows, post TP4. Windows does not yet support volume functionality
  1444. // that copies from the image to the volume.
  1445. testRequires(c, DaemonIsLinux)
  1446. name := "testruncopyvolumecontent"
  1447. _, err := buildImage(name,
  1448. `FROM busybox
  1449. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1450. true)
  1451. if err != nil {
  1452. c.Fatal(err)
  1453. }
  1454. // Test that the content is copied from the image to the volume
  1455. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1456. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1457. c.Fatal("Container failed to transfer content to volume")
  1458. }
  1459. }
  1460. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1461. name := "testrunmdcleanuponentrypoint"
  1462. if _, err := buildImage(name,
  1463. `FROM busybox
  1464. ENTRYPOINT ["echo"]
  1465. CMD ["testingpoint"]`,
  1466. true); err != nil {
  1467. c.Fatal(err)
  1468. }
  1469. out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name)
  1470. if exit != 0 {
  1471. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1472. }
  1473. out = strings.TrimSpace(out)
  1474. expected := "root"
  1475. if daemonPlatform == "windows" {
  1476. // TODO Windows: Remove this check once TP4 is no longer supported.
  1477. if windowsDaemonKV < 14250 {
  1478. expected = `nt authority\system`
  1479. } else {
  1480. expected = `user manager\containeradministrator`
  1481. }
  1482. }
  1483. if out != expected {
  1484. c.Fatalf("Expected output %s, got %q", expected, out)
  1485. }
  1486. }
  1487. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1488. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1489. existingFile := "/bin/cat"
  1490. expected := "not a directory"
  1491. if daemonPlatform == "windows" {
  1492. existingFile = `\windows\system32\ntdll.dll`
  1493. expected = `Cannot mkdir: \windows\system32\ntdll.dll is not a directory.`
  1494. }
  1495. out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox")
  1496. if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) {
  1497. c.Fatalf("Existing binary as a directory should error out with exitCode 125; we got: %s, exitCode: %d", out, exitCode)
  1498. }
  1499. }
  1500. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1501. name := "testrunexitonstdinclose"
  1502. meow := "/bin/cat"
  1503. delay := 1
  1504. if daemonPlatform == "windows" {
  1505. meow = "cat"
  1506. delay = 60
  1507. }
  1508. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow)
  1509. stdin, err := runCmd.StdinPipe()
  1510. if err != nil {
  1511. c.Fatal(err)
  1512. }
  1513. stdout, err := runCmd.StdoutPipe()
  1514. if err != nil {
  1515. c.Fatal(err)
  1516. }
  1517. if err := runCmd.Start(); err != nil {
  1518. c.Fatal(err)
  1519. }
  1520. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1521. c.Fatal(err)
  1522. }
  1523. r := bufio.NewReader(stdout)
  1524. line, err := r.ReadString('\n')
  1525. if err != nil {
  1526. c.Fatal(err)
  1527. }
  1528. line = strings.TrimSpace(line)
  1529. if line != "hello" {
  1530. c.Fatalf("Output should be 'hello', got '%q'", line)
  1531. }
  1532. if err := stdin.Close(); err != nil {
  1533. c.Fatal(err)
  1534. }
  1535. finish := make(chan error)
  1536. go func() {
  1537. finish <- runCmd.Wait()
  1538. close(finish)
  1539. }()
  1540. select {
  1541. case err := <-finish:
  1542. c.Assert(err, check.IsNil)
  1543. case <-time.After(time.Duration(delay) * time.Second):
  1544. c.Fatal("docker run failed to exit on stdin close")
  1545. }
  1546. state := inspectField(c, name, "State.Running")
  1547. if state != "false" {
  1548. c.Fatal("Container must be stopped after stdin closing")
  1549. }
  1550. }
  1551. // Test for #2267
  1552. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1553. // Cannot run on Windows as Windows does not support diff.
  1554. testRequires(c, DaemonIsLinux)
  1555. name := "writehosts"
  1556. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1557. if !strings.Contains(out, "test2267") {
  1558. c.Fatal("/etc/hosts should contain 'test2267'")
  1559. }
  1560. out, _ = dockerCmd(c, "diff", name)
  1561. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1562. c.Fatal("diff should be empty")
  1563. }
  1564. }
  1565. func eqToBaseDiff(out string, c *check.C) bool {
  1566. name := "eqToBaseDiff" + stringutils.GenerateRandomAlphaOnlyString(32)
  1567. dockerCmd(c, "run", "--name", name, "busybox", "echo", "hello")
  1568. cID, err := getIDByName(name)
  1569. c.Assert(err, check.IsNil)
  1570. baseDiff, _ := dockerCmd(c, "diff", cID)
  1571. baseArr := strings.Split(baseDiff, "\n")
  1572. sort.Strings(baseArr)
  1573. outArr := strings.Split(out, "\n")
  1574. sort.Strings(outArr)
  1575. return sliceEq(baseArr, outArr)
  1576. }
  1577. func sliceEq(a, b []string) bool {
  1578. if len(a) != len(b) {
  1579. return false
  1580. }
  1581. for i := range a {
  1582. if a[i] != b[i] {
  1583. return false
  1584. }
  1585. }
  1586. return true
  1587. }
  1588. // Test for #2267
  1589. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1590. // Cannot run on Windows as Windows does not support diff.
  1591. testRequires(c, DaemonIsLinux)
  1592. name := "writehostname"
  1593. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1594. if !strings.Contains(out, "test2267") {
  1595. c.Fatal("/etc/hostname should contain 'test2267'")
  1596. }
  1597. out, _ = dockerCmd(c, "diff", name)
  1598. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1599. c.Fatal("diff should be empty")
  1600. }
  1601. }
  1602. // Test for #2267
  1603. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1604. // Cannot run on Windows as Windows does not support diff.
  1605. testRequires(c, DaemonIsLinux)
  1606. name := "writeresolv"
  1607. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1608. if !strings.Contains(out, "test2267") {
  1609. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1610. }
  1611. out, _ = dockerCmd(c, "diff", name)
  1612. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1613. c.Fatal("diff should be empty")
  1614. }
  1615. }
  1616. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1617. // Cannot run on Windows as Windows does not support --device
  1618. testRequires(c, DaemonIsLinux)
  1619. name := "baddevice"
  1620. out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true")
  1621. if err == nil {
  1622. c.Fatal("Run should fail with bad device")
  1623. }
  1624. expected := `"/etc": not a device node`
  1625. if !strings.Contains(out, expected) {
  1626. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1627. }
  1628. }
  1629. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1630. name := "entrypoint"
  1631. // Note Windows does not have an echo.exe built in.
  1632. var out, expected string
  1633. if daemonPlatform == "windows" {
  1634. out, _ = dockerCmd(c, "run", "--name", name, "--entrypoint", "cmd /s /c echo", "busybox", "foobar")
  1635. expected = "foobar\r\n"
  1636. } else {
  1637. out, _ = dockerCmd(c, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1638. expected = "foobar"
  1639. }
  1640. if out != expected {
  1641. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1642. }
  1643. }
  1644. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1645. testRequires(c, SameHostDaemon)
  1646. if daemonPlatform == "linux" {
  1647. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1648. }
  1649. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1650. if err != nil {
  1651. c.Fatal(err)
  1652. }
  1653. defer os.RemoveAll(tmpDir)
  1654. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1655. // TODO Windows Post TP4. Windows does not yet support :ro binds
  1656. if daemonPlatform != "windows" {
  1657. // Test reading from a read-only bind mount
  1658. out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1659. if !strings.Contains(out, "touch-me") {
  1660. c.Fatal("Container failed to read from bind mount")
  1661. }
  1662. }
  1663. // test writing to bind mount
  1664. if daemonPlatform == "windows" {
  1665. dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla")
  1666. } else {
  1667. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1668. }
  1669. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1670. // test mounting to an illegal destination directory
  1671. _, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1672. if err == nil {
  1673. c.Fatal("Container bind mounted illegal directory")
  1674. }
  1675. // Windows does not (and likely never will) support mounting a single file
  1676. if daemonPlatform != "windows" {
  1677. // test mount a file
  1678. dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1679. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1680. expected := "yotta"
  1681. if content != expected {
  1682. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1683. }
  1684. }
  1685. }
  1686. // Ensure that CIDFile gets deleted if it's empty
  1687. // Perform this test by making `docker run` fail
  1688. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1689. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1690. if err != nil {
  1691. c.Fatal(err)
  1692. }
  1693. defer os.RemoveAll(tmpDir)
  1694. tmpCidFile := path.Join(tmpDir, "cid")
  1695. image := "emptyfs"
  1696. if daemonPlatform == "windows" {
  1697. // Windows can't support an emptyfs image. Just use the regular Windows image
  1698. image = WindowsBaseImage
  1699. }
  1700. out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image)
  1701. if err == nil {
  1702. c.Fatalf("Run without command must fail. out=%s", out)
  1703. } else if !strings.Contains(out, "No command specified") {
  1704. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1705. }
  1706. if _, err := os.Stat(tmpCidFile); err == nil {
  1707. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1708. }
  1709. }
  1710. // #2098 - Docker cidFiles only contain short version of the containerId
  1711. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1712. // TestRunCidFile tests that run --cidfile returns the longid
  1713. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1714. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1715. if err != nil {
  1716. c.Fatal(err)
  1717. }
  1718. tmpCidFile := path.Join(tmpDir, "cid")
  1719. defer os.RemoveAll(tmpDir)
  1720. out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1721. id := strings.TrimSpace(out)
  1722. buffer, err := ioutil.ReadFile(tmpCidFile)
  1723. if err != nil {
  1724. c.Fatal(err)
  1725. }
  1726. cid := string(buffer)
  1727. if len(cid) != 64 {
  1728. c.Fatalf("--cidfile should be a long id, not %q", id)
  1729. }
  1730. if cid != id {
  1731. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1732. }
  1733. }
  1734. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1735. mac := "12:34:56:78:9a:bc"
  1736. var out string
  1737. if daemonPlatform == "windows" {
  1738. out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'")
  1739. mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs
  1740. } else {
  1741. 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}'")
  1742. }
  1743. actualMac := strings.TrimSpace(out)
  1744. if actualMac != mac {
  1745. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1746. }
  1747. }
  1748. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1749. // TODO Windows. Network settings are not propagated back to inspect.
  1750. testRequires(c, DaemonIsLinux)
  1751. mac := "12:34:56:78:9a:bc"
  1752. out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1753. id := strings.TrimSpace(out)
  1754. inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress")
  1755. if inspectedMac != mac {
  1756. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1757. }
  1758. }
  1759. // test docker run use an invalid mac address
  1760. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1761. out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1762. //use an invalid mac address should with an error out
  1763. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1764. c.Fatalf("run with an invalid --mac-address should with error out")
  1765. }
  1766. }
  1767. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1768. // TODO Windows. Network settings are not propagated back to inspect.
  1769. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1770. out, _ := dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1771. id := strings.TrimSpace(out)
  1772. ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress")
  1773. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1774. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1775. out, _, err := runCommandWithOutput(iptCmd)
  1776. if err != nil {
  1777. c.Fatal(err, out)
  1778. }
  1779. if err := deleteContainer(id); err != nil {
  1780. c.Fatal(err)
  1781. }
  1782. dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1783. }
  1784. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1785. // TODO Windows. The duplicate NAT message returned by Windows will be
  1786. // changing as is currently completely undecipherable. Does need modifying
  1787. // to run sh rather than top though as top isn't in Windows busybox.
  1788. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1789. port := "1234"
  1790. dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top")
  1791. out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top")
  1792. if err == nil {
  1793. c.Fatalf("Binding on used port must fail")
  1794. }
  1795. if !strings.Contains(out, "port is already allocated") {
  1796. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1797. }
  1798. }
  1799. // https://github.com/docker/docker/issues/12148
  1800. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1801. // TODO Windows. -P is not yet supported
  1802. testRequires(c, DaemonIsLinux)
  1803. // allocate a dynamic port to get the most recent
  1804. out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1805. id := strings.TrimSpace(out)
  1806. out, _ = dockerCmd(c, "port", id, "80")
  1807. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1808. port, err := strconv.ParseInt(strPort, 10, 64)
  1809. if err != nil {
  1810. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1811. }
  1812. // allocate a static port and a dynamic port together, with static port
  1813. // takes the next recent port in dynamic port range.
  1814. dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top")
  1815. }
  1816. // Regression test for #7792
  1817. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1818. // TODO Windows: Post TP4. Updated, but Windows does not support nested mounts currently.
  1819. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1820. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1821. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1822. if err != nil {
  1823. c.Fatal(err)
  1824. }
  1825. defer os.RemoveAll(tmpDir)
  1826. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1827. if err != nil {
  1828. c.Fatal(err)
  1829. }
  1830. defer os.RemoveAll(tmpDir2)
  1831. // Create a temporary tmpfs mounc.
  1832. fooDir := filepath.Join(tmpDir, "foo")
  1833. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1834. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1835. }
  1836. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1837. c.Fatal(err)
  1838. }
  1839. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1840. c.Fatal(err)
  1841. }
  1842. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1843. c.Fatal(err)
  1844. }
  1845. dockerCmd(c, "run",
  1846. "-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir),
  1847. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir),
  1848. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2),
  1849. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir),
  1850. "busybox:latest", "sh", "-c",
  1851. "ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me")
  1852. }
  1853. // Regression test for https://github.com/docker/docker/issues/8259
  1854. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1855. // Not applicable on Windows as Windows does not support volumes
  1856. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1857. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1858. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1859. if err != nil {
  1860. c.Fatal(err)
  1861. }
  1862. defer os.RemoveAll(tmpDir)
  1863. linkPath := os.TempDir() + "/testlink2"
  1864. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1865. c.Fatal(err)
  1866. }
  1867. defer os.RemoveAll(linkPath)
  1868. // Create first container
  1869. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1870. // Create second container with same symlinked path
  1871. // This will fail if the referenced issue is hit with a "Volume exists" error
  1872. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1873. }
  1874. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  1875. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  1876. // While Windows supports volumes, it does not support --add-host hence
  1877. // this test is not applicable on Windows.
  1878. testRequires(c, DaemonIsLinux)
  1879. out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  1880. if !strings.Contains(out, "nameserver 127.0.0.1") {
  1881. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  1882. }
  1883. out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  1884. if !strings.Contains(out, "test123") {
  1885. c.Fatal("/etc volume mount hides /etc/hostname")
  1886. }
  1887. out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  1888. out = strings.Replace(out, "\n", " ", -1)
  1889. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  1890. c.Fatal("/etc volume mount hides /etc/hosts")
  1891. }
  1892. }
  1893. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  1894. // TODO Windows (Post TP4). Windows does not support volumes which
  1895. // are pre-populated such as is built in the dockerfile used in this test.
  1896. testRequires(c, DaemonIsLinux)
  1897. if _, err := buildImage("dataimage",
  1898. `FROM busybox
  1899. RUN mkdir -p /foo
  1900. RUN touch /foo/bar`,
  1901. true); err != nil {
  1902. c.Fatal(err)
  1903. }
  1904. dockerCmd(c, "run", "--name", "test", "-v", "/foo", "busybox")
  1905. if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1906. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  1907. }
  1908. tmpDir := randomTmpDirPath("docker_test_bind_mount_copy_data", daemonPlatform)
  1909. if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1910. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  1911. }
  1912. }
  1913. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  1914. // just run with unknown image
  1915. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  1916. stdout := bytes.NewBuffer(nil)
  1917. cmd.Stdout = stdout
  1918. if err := cmd.Run(); err == nil {
  1919. c.Fatal("Run with unknown image should fail")
  1920. }
  1921. if stdout.Len() != 0 {
  1922. c.Fatalf("Stdout contains output from pull: %s", stdout)
  1923. }
  1924. }
  1925. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  1926. testRequires(c, SameHostDaemon)
  1927. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  1928. if _, err := buildImage("run_volumes_clean_paths",
  1929. `FROM busybox
  1930. VOLUME `+prefix+`/foo/`,
  1931. true); err != nil {
  1932. c.Fatal(err)
  1933. }
  1934. dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  1935. out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash)
  1936. if err != errMountNotFound {
  1937. c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out)
  1938. }
  1939. out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`)
  1940. c.Assert(err, check.IsNil)
  1941. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1942. c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out)
  1943. }
  1944. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash)
  1945. if err != errMountNotFound {
  1946. c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out)
  1947. }
  1948. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar")
  1949. c.Assert(err, check.IsNil)
  1950. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1951. c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out)
  1952. }
  1953. }
  1954. // Regression test for #3631
  1955. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  1956. // TODO Windows: This should be able to run on Windows if can find an
  1957. // alternate to /dev/zero and /dev/stdout.
  1958. testRequires(c, DaemonIsLinux)
  1959. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  1960. stdout, err := cont.StdoutPipe()
  1961. if err != nil {
  1962. c.Fatal(err)
  1963. }
  1964. if err := cont.Start(); err != nil {
  1965. c.Fatal(err)
  1966. }
  1967. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  1968. if err != nil {
  1969. c.Fatal(err)
  1970. }
  1971. expected := 2 * 1024 * 2000
  1972. if n != expected {
  1973. c.Fatalf("Expected %d, got %d", expected, n)
  1974. }
  1975. }
  1976. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  1977. // TODO Windows: -P is not currently supported. Also network
  1978. // settings are not propagated back.
  1979. testRequires(c, DaemonIsLinux)
  1980. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  1981. id := strings.TrimSpace(out)
  1982. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  1983. var ports nat.PortMap
  1984. if err := unmarshalJSON([]byte(portstr), &ports); err != nil {
  1985. c.Fatal(err)
  1986. }
  1987. for port, binding := range ports {
  1988. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  1989. if portnum < 3000 || portnum > 3003 {
  1990. c.Fatalf("Port %d is out of range ", portnum)
  1991. }
  1992. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  1993. c.Fatalf("Port is not mapped for the port %s", port)
  1994. }
  1995. }
  1996. }
  1997. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  1998. out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox")
  1999. c.Assert(err, checker.NotNil, check.Commentf("--expose with an invalid port should error out"))
  2000. c.Assert(out, checker.Contains, "invalid range format for --expose")
  2001. }
  2002. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2003. out, _, _ := dockerCmdWithStdoutStderr(c, "create", "busybox", "/bin/nada")
  2004. cID := strings.TrimSpace(out)
  2005. _, _, err := dockerCmdWithError("start", cID)
  2006. // Windows and Linux are different here by architectural design. Linux will
  2007. // fail to start the container, so an error is expected. Windows will
  2008. // successfully start the container, and once started attempt to execute
  2009. // the command which will fail.
  2010. if daemonPlatform == "windows" {
  2011. // Wait for it to exit.
  2012. waitExited(cID, 30*time.Second)
  2013. c.Assert(err, check.IsNil)
  2014. } else {
  2015. c.Assert(err, check.NotNil)
  2016. }
  2017. rc := inspectField(c, cID, "State.ExitCode")
  2018. if rc == "0" {
  2019. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2020. }
  2021. }
  2022. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2023. // Not applicable on Windows as uses Unix-specific capabilities
  2024. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2025. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2026. if err != nil {
  2027. c.Fatal(err)
  2028. }
  2029. out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2030. out = strings.Trim(out, "\n")
  2031. if hostIpc != out {
  2032. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out)
  2033. }
  2034. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2035. out = strings.Trim(out, "\n")
  2036. if hostIpc == out {
  2037. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out)
  2038. }
  2039. }
  2040. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2041. // Not applicable on Windows as uses Unix-specific capabilities
  2042. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2043. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
  2044. id := strings.TrimSpace(out)
  2045. state := inspectField(c, id, "State.Running")
  2046. if state != "true" {
  2047. c.Fatal("Container state is 'not running'")
  2048. }
  2049. pid1 := inspectField(c, id, "State.Pid")
  2050. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2051. if err != nil {
  2052. c.Fatal(err)
  2053. }
  2054. out, _ = dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2055. out = strings.Trim(out, "\n")
  2056. if parentContainerIpc != out {
  2057. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out)
  2058. }
  2059. catOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "cat", "/dev/shm/test")
  2060. if catOutput != "test" {
  2061. c.Fatalf("Output of /dev/shm/test expected test but found: %s", catOutput)
  2062. }
  2063. // check that /dev/mqueue is actually of mqueue type
  2064. grepOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "grep", "/dev/mqueue", "/proc/mounts")
  2065. if !strings.HasPrefix(grepOutput, "mqueue /dev/mqueue mqueue rw") {
  2066. c.Fatalf("Output of 'grep /proc/mounts' expected 'mqueue /dev/mqueue mqueue rw' but found: %s", grepOutput)
  2067. }
  2068. lsOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "ls", "/dev/mqueue")
  2069. lsOutput = strings.Trim(lsOutput, "\n")
  2070. if lsOutput != "toto" {
  2071. c.Fatalf("Output of 'ls /dev/mqueue' expected 'toto' but found: %s", lsOutput)
  2072. }
  2073. }
  2074. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2075. // Not applicable on Windows as uses Unix-specific capabilities
  2076. testRequires(c, DaemonIsLinux)
  2077. out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2078. if !strings.Contains(out, "abcd1234") || err == nil {
  2079. c.Fatalf("run IPC from a non exists container should with correct error out")
  2080. }
  2081. }
  2082. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2083. // Not applicable on Windows as uses Unix-specific capabilities
  2084. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2085. out, _ := dockerCmd(c, "create", "busybox")
  2086. id := strings.TrimSpace(out)
  2087. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2088. if err == nil {
  2089. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2090. }
  2091. }
  2092. func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *check.C) {
  2093. // Not applicable on Windows as uses Unix-specific capabilities
  2094. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2095. 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")
  2096. defer os.Remove("/dev/mqueue/toto")
  2097. defer os.Remove("/dev/shm/test")
  2098. volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm")
  2099. c.Assert(err, checker.IsNil)
  2100. if volPath != "/dev/shm" {
  2101. c.Fatalf("volumePath should have been /dev/shm, was %s", volPath)
  2102. }
  2103. out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test")
  2104. if out != "test" {
  2105. c.Fatalf("Output of /dev/shm/test expected test but found: %s", out)
  2106. }
  2107. // Check that the mq was created
  2108. if _, err := os.Stat("/dev/mqueue/toto"); err != nil {
  2109. c.Fatalf("Failed to confirm '/dev/mqueue/toto' presence on host: %s", err.Error())
  2110. }
  2111. }
  2112. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2113. // Not applicable on Windows as uses Unix-specific capabilities
  2114. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2115. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2116. id := strings.TrimSpace(out)
  2117. c.Assert(waitRun(id), check.IsNil)
  2118. pid1 := inspectField(c, id, "State.Pid")
  2119. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2120. if err != nil {
  2121. c.Fatal(err)
  2122. }
  2123. out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2124. out = strings.Trim(out, "\n")
  2125. if parentContainerNet != out {
  2126. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out)
  2127. }
  2128. }
  2129. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2130. // Not applicable on Windows as uses Unix-specific capabilities
  2131. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2132. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2133. if err != nil {
  2134. c.Fatal(err)
  2135. }
  2136. out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2137. out = strings.Trim(out, "\n")
  2138. if hostPid != out {
  2139. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out)
  2140. }
  2141. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2142. out = strings.Trim(out, "\n")
  2143. if hostPid == out {
  2144. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out)
  2145. }
  2146. }
  2147. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2148. // Not applicable on Windows as uses Unix-specific capabilities
  2149. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2150. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2151. if err != nil {
  2152. c.Fatal(err)
  2153. }
  2154. out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2155. out = strings.Trim(out, "\n")
  2156. if hostUTS != out {
  2157. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out)
  2158. }
  2159. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2160. out = strings.Trim(out, "\n")
  2161. if hostUTS == out {
  2162. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out)
  2163. }
  2164. out, _ = dockerCmdWithFail(c, "run", "-h=name", "--uts=host", "busybox", "ps")
  2165. c.Assert(out, checker.Contains, runconfig.ErrConflictUTSHostname.Error())
  2166. }
  2167. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2168. // Remote daemons use TLS and this test is not applicable when TLS is required.
  2169. testRequires(c, SameHostDaemon)
  2170. if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 {
  2171. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2172. }
  2173. // Regardless of whether we specify true or false we need to
  2174. // test to make sure tls is turned on if --tlsverify is specified at all
  2175. out, code, err := dockerCmdWithError("--tlsverify=false", "ps")
  2176. if err == nil || code == 0 || !strings.Contains(out, "trying to connect") {
  2177. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2178. }
  2179. out, code, err = dockerCmdWithError("--tlsverify=true", "ps")
  2180. if err == nil || code == 0 || !strings.Contains(out, "cert") {
  2181. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2182. }
  2183. }
  2184. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2185. // TODO Windows. Once moved to libnetwork/CNM, this may be able to be
  2186. // re-instated.
  2187. testRequires(c, DaemonIsLinux)
  2188. // first find allocator current position
  2189. out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2190. id := strings.TrimSpace(out)
  2191. out, _ = dockerCmd(c, "port", id)
  2192. out = strings.TrimSpace(out)
  2193. if out == "" {
  2194. c.Fatal("docker port command output is empty")
  2195. }
  2196. out = strings.Split(out, ":")[1]
  2197. lastPort, err := strconv.Atoi(out)
  2198. if err != nil {
  2199. c.Fatal(err)
  2200. }
  2201. port := lastPort + 1
  2202. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2203. if err != nil {
  2204. c.Fatal(err)
  2205. }
  2206. defer l.Close()
  2207. out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2208. id = strings.TrimSpace(out)
  2209. dockerCmd(c, "port", id)
  2210. }
  2211. func (s *DockerSuite) TestRunTTYWithPipe(c *check.C) {
  2212. errChan := make(chan error)
  2213. go func() {
  2214. defer close(errChan)
  2215. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2216. if _, err := cmd.StdinPipe(); err != nil {
  2217. errChan <- err
  2218. return
  2219. }
  2220. expected := "cannot enable tty mode"
  2221. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2222. errChan <- fmt.Errorf("run should have failed")
  2223. return
  2224. } else if !strings.Contains(out, expected) {
  2225. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2226. return
  2227. }
  2228. }()
  2229. select {
  2230. case err := <-errChan:
  2231. c.Assert(err, check.IsNil)
  2232. case <-time.After(6 * time.Second):
  2233. c.Fatal("container is running but should have failed")
  2234. }
  2235. }
  2236. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2237. addr := "00:16:3E:08:00:50"
  2238. cmd := "ifconfig"
  2239. image := "busybox"
  2240. expected := addr
  2241. if daemonPlatform == "windows" {
  2242. cmd = "ipconfig /all"
  2243. image = WindowsBaseImage
  2244. expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1)
  2245. }
  2246. if out, _ := dockerCmd(c, "run", "--mac-address", addr, image, cmd); !strings.Contains(out, expected) {
  2247. c.Fatalf("Output should have contained %q: %s", expected, out)
  2248. }
  2249. }
  2250. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2251. // Not applicable on Windows as uses Unix-specific capabilities
  2252. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2253. hostNet, err := os.Readlink("/proc/1/ns/net")
  2254. if err != nil {
  2255. c.Fatal(err)
  2256. }
  2257. out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2258. out = strings.Trim(out, "\n")
  2259. if hostNet != out {
  2260. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out)
  2261. }
  2262. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net")
  2263. out = strings.Trim(out, "\n")
  2264. if hostNet == out {
  2265. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out)
  2266. }
  2267. }
  2268. func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) {
  2269. // TODO Windows. As Windows networking evolves and converges towards
  2270. // CNM, this test may be possible to enable on Windows.
  2271. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2272. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2273. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2274. }
  2275. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2276. // Not applicable on Windows as uses Unix-specific capabilities
  2277. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2278. hostNet, err := os.Readlink("/proc/1/ns/net")
  2279. if err != nil {
  2280. c.Fatal(err)
  2281. }
  2282. dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2283. out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2284. out = strings.Trim(out, "\n")
  2285. if hostNet != out {
  2286. c.Fatalf("Container should have host network namespace")
  2287. }
  2288. }
  2289. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2290. // TODO Windows. This may be possible to enable in the future. However,
  2291. // Windows does not currently support --expose, or populate the network
  2292. // settings seen through inspect.
  2293. testRequires(c, DaemonIsLinux)
  2294. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2295. id := strings.TrimSpace(out)
  2296. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2297. var ports nat.PortMap
  2298. err := unmarshalJSON([]byte(portstr), &ports)
  2299. c.Assert(err, checker.IsNil, check.Commentf("failed to unmarshal: %v", portstr))
  2300. for port, binding := range ports {
  2301. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2302. if portnum < 3000 || portnum > 3003 {
  2303. c.Fatalf("Port %d is out of range ", portnum)
  2304. }
  2305. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2306. c.Fatal("Port is not mapped for the port "+port, out)
  2307. }
  2308. }
  2309. }
  2310. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2311. dockerCmd(c, "run", "-d", "--name", "test", "busybox", "sleep", "30")
  2312. out := inspectField(c, "test", "HostConfig.RestartPolicy.Name")
  2313. if out != "no" {
  2314. c.Fatalf("Set default restart policy failed")
  2315. }
  2316. }
  2317. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2318. out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false")
  2319. timeout := 10 * time.Second
  2320. if daemonPlatform == "windows" {
  2321. timeout = 120 * time.Second
  2322. }
  2323. id := strings.TrimSpace(string(out))
  2324. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil {
  2325. c.Fatal(err)
  2326. }
  2327. count := inspectField(c, id, "RestartCount")
  2328. if count != "3" {
  2329. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2330. }
  2331. MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2332. if MaximumRetryCount != "3" {
  2333. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2334. }
  2335. }
  2336. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2337. dockerCmd(c, "run", "--rm", "busybox", "touch", "/file")
  2338. }
  2339. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2340. // Not applicable on Windows which does not support --read-only
  2341. testRequires(c, DaemonIsLinux)
  2342. testReadOnlyFile(c, "/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/sys/kernel", "/dev/.dont.touch.me")
  2343. }
  2344. func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) {
  2345. // Not applicable on Windows due to use of Unix specific functionality, plus
  2346. // the use of --read-only which is not supported.
  2347. // --read-only + userns has remount issues
  2348. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2349. // Ensure we have not broken writing /dev/pts
  2350. out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
  2351. if status != 0 {
  2352. c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
  2353. }
  2354. expected := "type devpts (rw,"
  2355. if !strings.Contains(string(out), expected) {
  2356. c.Fatalf("expected output to contain %s but contains %s", expected, out)
  2357. }
  2358. }
  2359. func testReadOnlyFile(c *check.C, filenames ...string) {
  2360. // Not applicable on Windows which does not support --read-only
  2361. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2362. touch := "touch " + strings.Join(filenames, " ")
  2363. out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "sh", "-c", touch)
  2364. c.Assert(err, checker.NotNil)
  2365. for _, f := range filenames {
  2366. expected := "touch: " + f + ": Read-only file system"
  2367. c.Assert(out, checker.Contains, expected)
  2368. }
  2369. out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "sh", "-c", touch)
  2370. c.Assert(err, checker.NotNil)
  2371. for _, f := range filenames {
  2372. expected := "touch: " + f + ": Read-only file system"
  2373. c.Assert(out, checker.Contains, expected)
  2374. }
  2375. }
  2376. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2377. // Not applicable on Windows which does not support --link
  2378. // --read-only + userns has remount issues
  2379. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2380. dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top")
  2381. out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts")
  2382. if !strings.Contains(string(out), "testlinked") {
  2383. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2384. }
  2385. }
  2386. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  2387. // Not applicable on Windows which does not support either --read-only or --dns.
  2388. // --read-only + userns has remount issues
  2389. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2390. out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf")
  2391. if !strings.Contains(string(out), "1.1.1.1") {
  2392. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2393. }
  2394. }
  2395. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2396. // Not applicable on Windows which does not support --read-only
  2397. // --read-only + userns has remount issues
  2398. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2399. out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts")
  2400. if !strings.Contains(string(out), "testreadonly") {
  2401. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2402. }
  2403. }
  2404. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2405. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  2406. dockerCmd(c, "run", "-d", "--name", "voltest", "-v", prefix+"/foo", "busybox", "sleep", "60")
  2407. dockerCmd(c, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "sleep", "60")
  2408. // Remove the main volume container and restart the consuming container
  2409. dockerCmd(c, "rm", "-f", "voltest")
  2410. // This should not fail since the volumes-from were already applied
  2411. dockerCmd(c, "restart", "restarter")
  2412. }
  2413. // run container with --rm should remove container if exit code != 0
  2414. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2415. name := "flowers"
  2416. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2417. if err == nil {
  2418. c.Fatal("Expected docker run to fail", out, err)
  2419. }
  2420. out, err = getAllContainers()
  2421. if err != nil {
  2422. c.Fatal(out, err)
  2423. }
  2424. if out != "" {
  2425. c.Fatal("Expected not to have containers", out)
  2426. }
  2427. }
  2428. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2429. name := "sparkles"
  2430. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "commandNotFound")
  2431. if err == nil {
  2432. c.Fatal("Expected docker run to fail", out, err)
  2433. }
  2434. out, err = getAllContainers()
  2435. if err != nil {
  2436. c.Fatal(out, err)
  2437. }
  2438. if out != "" {
  2439. c.Fatal("Expected not to have containers", out)
  2440. }
  2441. }
  2442. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2443. // Not applicable on Windows as uses Unix specific functionality
  2444. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2445. name := "ibuildthecloud"
  2446. dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi")
  2447. c.Assert(waitRun(name), check.IsNil)
  2448. errchan := make(chan error)
  2449. go func() {
  2450. if out, _, err := dockerCmdWithError("kill", name); err != nil {
  2451. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2452. }
  2453. close(errchan)
  2454. }()
  2455. select {
  2456. case err := <-errchan:
  2457. c.Assert(err, check.IsNil)
  2458. case <-time.After(5 * time.Second):
  2459. c.Fatal("Kill container timed out")
  2460. }
  2461. }
  2462. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2463. // TODO Windows. This may be possible to enable once Windows supports
  2464. // memory limits on containers
  2465. testRequires(c, DaemonIsLinux)
  2466. // this memory limit is 1 byte less than the min, which is 4MB
  2467. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2468. out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox")
  2469. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2470. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2471. }
  2472. }
  2473. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2474. // Not applicable on Windows as uses Unix specific functionality
  2475. testRequires(c, DaemonIsLinux)
  2476. _, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version")
  2477. if err == nil || code == 0 {
  2478. c.Fatal("standard container should not be able to write to /proc/asound")
  2479. }
  2480. }
  2481. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2482. // Not applicable on Windows as uses Unix specific functionality
  2483. testRequires(c, DaemonIsLinux)
  2484. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats")
  2485. if code != 0 {
  2486. return
  2487. }
  2488. if err != nil {
  2489. c.Fatal(err)
  2490. }
  2491. if strings.Trim(out, "\n ") != "" {
  2492. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2493. }
  2494. }
  2495. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2496. // Not applicable on Windows as uses Unix specific functionality
  2497. testRequires(c, DaemonIsLinux)
  2498. // some kernels don't have this configured so skip the test if this file is not found
  2499. // on the host running the tests.
  2500. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2501. c.Skip("kernel doesn't have latency_stats configured")
  2502. return
  2503. }
  2504. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats")
  2505. if code != 0 {
  2506. return
  2507. }
  2508. if err != nil {
  2509. c.Fatal(err)
  2510. }
  2511. if strings.Trim(out, "\n ") != "" {
  2512. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2513. }
  2514. }
  2515. func (s *DockerSuite) TestRunReadFilteredProc(c *check.C) {
  2516. // Not applicable on Windows as uses Unix specific functionality
  2517. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2518. testReadPaths := []string{
  2519. "/proc/latency_stats",
  2520. "/proc/timer_stats",
  2521. "/proc/kcore",
  2522. }
  2523. for i, filePath := range testReadPaths {
  2524. name := fmt.Sprintf("procsieve-%d", i)
  2525. shellCmd := fmt.Sprintf("exec 3<%s", filePath)
  2526. out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2527. if exitCode != 0 {
  2528. return
  2529. }
  2530. if err != nil {
  2531. c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err)
  2532. }
  2533. }
  2534. }
  2535. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2536. // Not applicable on Windows as uses Unix specific functionality
  2537. testRequires(c, DaemonIsLinux)
  2538. _, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true")
  2539. if err == nil || code == 0 {
  2540. c.Fatal("container should not be able to mount into /proc")
  2541. }
  2542. }
  2543. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2544. // Not applicable on Windows as uses Unix specific functionality
  2545. testRequires(c, DaemonIsLinux)
  2546. testRequires(c, NotUserNamespace)
  2547. dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true")
  2548. }
  2549. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2550. // Not applicable on Windows as uses Unix specific functionality
  2551. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2552. // In this test goroutines are used to run test cases in parallel to prevent the test from taking a long time to run.
  2553. errChan := make(chan error)
  2554. go func() {
  2555. name := "acidburn"
  2556. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2557. if err == nil ||
  2558. !(strings.Contains(strings.ToLower(out), "permission denied") ||
  2559. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2560. errChan <- fmt.Errorf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err)
  2561. } else {
  2562. errChan <- nil
  2563. }
  2564. }()
  2565. go func() {
  2566. name := "cereal"
  2567. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2568. if err == nil ||
  2569. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2570. strings.Contains(strings.ToLower(out), "permission denied") ||
  2571. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2572. errChan <- fmt.Errorf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2573. } else {
  2574. errChan <- nil
  2575. }
  2576. }()
  2577. /* Ensure still fails if running privileged with the default policy */
  2578. go func() {
  2579. name := "crashoverride"
  2580. 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")
  2581. if err == nil ||
  2582. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2583. strings.Contains(strings.ToLower(out), "permission denied") ||
  2584. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2585. errChan <- fmt.Errorf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2586. } else {
  2587. errChan <- nil
  2588. }
  2589. }()
  2590. for i := 0; i < 3; i++ {
  2591. err := <-errChan
  2592. if err != nil {
  2593. c.Fatal(err)
  2594. }
  2595. }
  2596. }
  2597. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2598. // TODO Windows: This may be possible once Windows moves to libnetwork and CNM
  2599. testRequires(c, DaemonIsLinux)
  2600. dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top")
  2601. out, _ := dockerCmd(c, "port", "test")
  2602. out = strings.Trim(out, "\r\n")
  2603. if out != "" {
  2604. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2605. }
  2606. }
  2607. // Issue #10184.
  2608. func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  2609. // Not applicable on Windows as uses Unix specific functionality
  2610. testRequires(c, DaemonIsLinux)
  2611. const permissions = "crw-rw-rw-"
  2612. out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  2613. if status != 0 {
  2614. c.Fatalf("expected status 0, got %d", status)
  2615. }
  2616. if !strings.HasPrefix(out, permissions) {
  2617. c.Fatalf("output should begin with %q, got %q", permissions, out)
  2618. }
  2619. }
  2620. func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) {
  2621. // Not applicable on Windows as uses Unix specific functionality
  2622. testRequires(c, DaemonIsLinux)
  2623. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
  2624. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  2625. c.Fatalf("expected output ok received %s", actual)
  2626. }
  2627. }
  2628. // https://github.com/docker/docker/pull/14498
  2629. func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) {
  2630. // TODO Windows post TP4. Enable the read-only bits once they are
  2631. // supported on the platform.
  2632. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  2633. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true")
  2634. if daemonPlatform != "windows" {
  2635. dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
  2636. }
  2637. dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
  2638. if daemonPlatform != "windows" {
  2639. mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test")
  2640. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2641. if mRO.RW {
  2642. c.Fatalf("Expected RO volume was RW")
  2643. }
  2644. }
  2645. mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test")
  2646. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2647. if !mRW.RW {
  2648. c.Fatalf("Expected RW volume was RO")
  2649. }
  2650. }
  2651. func (s *DockerSuite) TestRunWriteFilteredProc(c *check.C) {
  2652. // Not applicable on Windows as uses Unix specific functionality
  2653. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2654. testWritePaths := []string{
  2655. /* modprobe and core_pattern should both be denied by generic
  2656. * policy of denials for /proc/sys/kernel. These files have been
  2657. * picked to be checked as they are particularly sensitive to writes */
  2658. "/proc/sys/kernel/modprobe",
  2659. "/proc/sys/kernel/core_pattern",
  2660. "/proc/sysrq-trigger",
  2661. "/proc/kcore",
  2662. }
  2663. for i, filePath := range testWritePaths {
  2664. name := fmt.Sprintf("writeprocsieve-%d", i)
  2665. shellCmd := fmt.Sprintf("exec 3>%s", filePath)
  2666. out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2667. if code != 0 {
  2668. return
  2669. }
  2670. if err != nil {
  2671. c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err)
  2672. }
  2673. }
  2674. }
  2675. func (s *DockerSuite) TestRunNetworkFilesBindMount(c *check.C) {
  2676. // Not applicable on Windows as uses Unix specific functionality
  2677. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2678. expected := "test123"
  2679. filename := createTmpFile(c, expected)
  2680. defer os.Remove(filename)
  2681. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2682. for i := range nwfiles {
  2683. actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i])
  2684. if actual != expected {
  2685. c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual)
  2686. }
  2687. }
  2688. }
  2689. func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *check.C) {
  2690. // Not applicable on Windows as uses Unix specific functionality
  2691. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2692. filename := createTmpFile(c, "test123")
  2693. defer os.Remove(filename)
  2694. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2695. for i := range nwfiles {
  2696. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i])
  2697. if err == nil || exitCode == 0 {
  2698. c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode)
  2699. }
  2700. }
  2701. }
  2702. func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *check.C) {
  2703. // Not applicable on Windows as uses Unix specific functionality
  2704. // --read-only + userns has remount issues
  2705. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2706. filename := createTmpFile(c, "test123")
  2707. defer os.Remove(filename)
  2708. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2709. for i := range nwfiles {
  2710. _, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i])
  2711. if exitCode != 0 {
  2712. c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2713. }
  2714. }
  2715. for i := range nwfiles {
  2716. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i])
  2717. if err == nil || exitCode == 0 {
  2718. c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2719. }
  2720. }
  2721. }
  2722. func (s *DockerTrustSuite) TestTrustedRun(c *check.C) {
  2723. // Windows does not support this functionality
  2724. testRequires(c, DaemonIsLinux)
  2725. repoName := s.setupTrustedImage(c, "trusted-run")
  2726. // Try run
  2727. runCmd := exec.Command(dockerBinary, "run", repoName)
  2728. s.trustedCmd(runCmd)
  2729. out, _, err := runCommandWithOutput(runCmd)
  2730. if err != nil {
  2731. c.Fatalf("Error running trusted run: %s\n%s\n", err, out)
  2732. }
  2733. if !strings.Contains(string(out), "Tagging") {
  2734. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2735. }
  2736. dockerCmd(c, "rmi", repoName)
  2737. // Try untrusted run to ensure we pushed the tag to the registry
  2738. runCmd = exec.Command(dockerBinary, "run", "--disable-content-trust=true", repoName)
  2739. s.trustedCmd(runCmd)
  2740. out, _, err = runCommandWithOutput(runCmd)
  2741. if err != nil {
  2742. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2743. }
  2744. if !strings.Contains(string(out), "Status: Downloaded") {
  2745. c.Fatalf("Missing expected output on trusted run with --disable-content-trust:\n%s", out)
  2746. }
  2747. }
  2748. func (s *DockerTrustSuite) TestUntrustedRun(c *check.C) {
  2749. // Windows does not support this functionality
  2750. testRequires(c, DaemonIsLinux)
  2751. repoName := fmt.Sprintf("%v/dockercliuntrusted/runtest:latest", privateRegistryURL)
  2752. // tag the image and upload it to the private registry
  2753. dockerCmd(c, "tag", "busybox", repoName)
  2754. dockerCmd(c, "push", repoName)
  2755. dockerCmd(c, "rmi", repoName)
  2756. // Try trusted run on untrusted tag
  2757. runCmd := exec.Command(dockerBinary, "run", repoName)
  2758. s.trustedCmd(runCmd)
  2759. out, _, err := runCommandWithOutput(runCmd)
  2760. if err == nil {
  2761. c.Fatalf("Error expected when running trusted run with:\n%s", out)
  2762. }
  2763. if !strings.Contains(string(out), "does not have trust data for") {
  2764. c.Fatalf("Missing expected output on trusted run:\n%s", out)
  2765. }
  2766. }
  2767. func (s *DockerTrustSuite) TestRunWhenCertExpired(c *check.C) {
  2768. // Windows does not support this functionality
  2769. testRequires(c, DaemonIsLinux)
  2770. c.Skip("Currently changes system time, causing instability")
  2771. repoName := s.setupTrustedImage(c, "trusted-run-expired")
  2772. // Certificates have 10 years of expiration
  2773. elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
  2774. runAtDifferentDate(elevenYearsFromNow, func() {
  2775. // Try run
  2776. runCmd := exec.Command(dockerBinary, "run", repoName)
  2777. s.trustedCmd(runCmd)
  2778. out, _, err := runCommandWithOutput(runCmd)
  2779. if err == nil {
  2780. c.Fatalf("Error running trusted run in the distant future: %s\n%s", err, out)
  2781. }
  2782. if !strings.Contains(string(out), "could not validate the path to a trusted root") {
  2783. c.Fatalf("Missing expected output on trusted run in the distant future:\n%s", out)
  2784. }
  2785. })
  2786. runAtDifferentDate(elevenYearsFromNow, func() {
  2787. // Try run
  2788. runCmd := exec.Command(dockerBinary, "run", "--disable-content-trust", repoName)
  2789. s.trustedCmd(runCmd)
  2790. out, _, err := runCommandWithOutput(runCmd)
  2791. if err != nil {
  2792. c.Fatalf("Error running untrusted run in the distant future: %s\n%s", err, out)
  2793. }
  2794. if !strings.Contains(string(out), "Status: Downloaded") {
  2795. c.Fatalf("Missing expected output on untrusted run in the distant future:\n%s", out)
  2796. }
  2797. })
  2798. }
  2799. func (s *DockerTrustSuite) TestTrustedRunFromBadTrustServer(c *check.C) {
  2800. // Windows does not support this functionality
  2801. testRequires(c, DaemonIsLinux)
  2802. repoName := fmt.Sprintf("%v/dockerclievilrun/trusted:latest", privateRegistryURL)
  2803. evilLocalConfigDir, err := ioutil.TempDir("", "evilrun-local-config-dir")
  2804. if err != nil {
  2805. c.Fatalf("Failed to create local temp dir")
  2806. }
  2807. // tag the image and upload it to the private registry
  2808. dockerCmd(c, "tag", "busybox", repoName)
  2809. pushCmd := exec.Command(dockerBinary, "push", repoName)
  2810. s.trustedCmd(pushCmd)
  2811. out, _, err := runCommandWithOutput(pushCmd)
  2812. if err != nil {
  2813. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2814. }
  2815. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2816. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2817. }
  2818. dockerCmd(c, "rmi", repoName)
  2819. // Try run
  2820. runCmd := exec.Command(dockerBinary, "run", repoName)
  2821. s.trustedCmd(runCmd)
  2822. out, _, err = runCommandWithOutput(runCmd)
  2823. if err != nil {
  2824. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2825. }
  2826. if !strings.Contains(string(out), "Tagging") {
  2827. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2828. }
  2829. dockerCmd(c, "rmi", repoName)
  2830. // Kill the notary server, start a new "evil" one.
  2831. s.not.Close()
  2832. s.not, err = newTestNotary(c)
  2833. if err != nil {
  2834. c.Fatalf("Restarting notary server failed.")
  2835. }
  2836. // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
  2837. // tag an image and upload it to the private registry
  2838. dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
  2839. // Push up to the new server
  2840. pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
  2841. s.trustedCmd(pushCmd)
  2842. out, _, err = runCommandWithOutput(pushCmd)
  2843. if err != nil {
  2844. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2845. }
  2846. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2847. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2848. }
  2849. // Now, try running with the original client from this new trust server. This should fallback to our cached timestamp and metadata.
  2850. runCmd = exec.Command(dockerBinary, "run", repoName)
  2851. s.trustedCmd(runCmd)
  2852. out, _, err = runCommandWithOutput(runCmd)
  2853. if err != nil {
  2854. c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out)
  2855. }
  2856. if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") {
  2857. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2858. }
  2859. }
  2860. func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *check.C) {
  2861. // Not applicable on Windows as uses Unix specific functionality
  2862. testRequires(c, DaemonIsLinux, SameHostDaemon)
  2863. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2864. id := strings.TrimSpace(out)
  2865. c.Assert(waitRun(id), check.IsNil)
  2866. pid1 := inspectField(c, id, "State.Pid")
  2867. _, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2868. if err != nil {
  2869. c.Fatal(err)
  2870. }
  2871. }
  2872. func (s *DockerSuite) TestAppArmorDeniesPtrace(c *check.C) {
  2873. // Not applicable on Windows as uses Unix specific functionality
  2874. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotGCCGO)
  2875. // Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace
  2876. // itself, but pid>1 should not be able to trace pid1.
  2877. _, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net")
  2878. if exitCode == 0 {
  2879. c.Fatal("ptrace was not successfully restricted by AppArmor")
  2880. }
  2881. }
  2882. func (s *DockerSuite) TestAppArmorTraceSelf(c *check.C) {
  2883. // Not applicable on Windows as uses Unix specific functionality
  2884. testRequires(c, DaemonIsLinux, SameHostDaemon, Apparmor)
  2885. _, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net")
  2886. if exitCode != 0 {
  2887. c.Fatal("ptrace of self failed.")
  2888. }
  2889. }
  2890. func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *check.C) {
  2891. // Not applicable on Windows as uses Unix specific functionality
  2892. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotUserNamespace)
  2893. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo")
  2894. if exitCode == 0 {
  2895. // If our test failed, attempt to repair the host system...
  2896. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo")
  2897. if exitCode == 0 {
  2898. c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.")
  2899. }
  2900. }
  2901. }
  2902. func (s *DockerSuite) TestRunCapAddSYSTIME(c *check.C) {
  2903. // Not applicable on Windows as uses Unix specific functionality
  2904. testRequires(c, DaemonIsLinux)
  2905. dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$")
  2906. }
  2907. // run create container failed should clean up the container
  2908. func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *check.C) {
  2909. // TODO Windows. This may be possible to enable once link is supported
  2910. testRequires(c, DaemonIsLinux)
  2911. name := "unique_name"
  2912. _, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox")
  2913. c.Assert(err, check.NotNil, check.Commentf("Expected docker run to fail!"))
  2914. containerID, err := inspectFieldWithError(name, "Id")
  2915. c.Assert(err, checker.NotNil, check.Commentf("Expected not to have this container: %s!", containerID))
  2916. c.Assert(containerID, check.Equals, "", check.Commentf("Expected not to have this container: %s!", containerID))
  2917. }
  2918. func (s *DockerSuite) TestRunNamedVolume(c *check.C) {
  2919. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  2920. testRequires(c, DaemonIsLinux)
  2921. dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "echo hello > "+prefix+"/foo/bar")
  2922. out, _ := dockerCmd(c, "run", "--volumes-from", "test", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  2923. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  2924. out, _ = dockerCmd(c, "run", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  2925. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  2926. }
  2927. func (s *DockerSuite) TestRunWithUlimits(c *check.C) {
  2928. // Not applicable on Windows as uses Unix specific functionality
  2929. testRequires(c, DaemonIsLinux)
  2930. out, _ := dockerCmd(c, "run", "--name=testulimits", "--ulimit", "nofile=42", "busybox", "/bin/sh", "-c", "ulimit -n")
  2931. ul := strings.TrimSpace(out)
  2932. if ul != "42" {
  2933. c.Fatalf("expected `ulimit -n` to be 42, got %s", ul)
  2934. }
  2935. }
  2936. func (s *DockerSuite) TestRunContainerWithCgroupParent(c *check.C) {
  2937. // Not applicable on Windows as uses Unix specific functionality
  2938. testRequires(c, DaemonIsLinux)
  2939. cgroupParent := "test"
  2940. name := "cgroup-test"
  2941. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  2942. if err != nil {
  2943. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  2944. }
  2945. cgroupPaths := parseCgroupPaths(string(out))
  2946. if len(cgroupPaths) == 0 {
  2947. c.Fatalf("unexpected output - %q", string(out))
  2948. }
  2949. id, err := getIDByName(name)
  2950. c.Assert(err, check.IsNil)
  2951. expectedCgroup := path.Join(cgroupParent, id)
  2952. found := false
  2953. for _, path := range cgroupPaths {
  2954. if strings.HasSuffix(path, expectedCgroup) {
  2955. found = true
  2956. break
  2957. }
  2958. }
  2959. if !found {
  2960. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  2961. }
  2962. }
  2963. func (s *DockerSuite) TestRunContainerWithCgroupParentAbsPath(c *check.C) {
  2964. // Not applicable on Windows as uses Unix specific functionality
  2965. testRequires(c, DaemonIsLinux)
  2966. cgroupParent := "/cgroup-parent/test"
  2967. name := "cgroup-test"
  2968. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  2969. if err != nil {
  2970. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  2971. }
  2972. cgroupPaths := parseCgroupPaths(string(out))
  2973. if len(cgroupPaths) == 0 {
  2974. c.Fatalf("unexpected output - %q", string(out))
  2975. }
  2976. id, err := getIDByName(name)
  2977. c.Assert(err, check.IsNil)
  2978. expectedCgroup := path.Join(cgroupParent, id)
  2979. found := false
  2980. for _, path := range cgroupPaths {
  2981. if strings.HasSuffix(path, expectedCgroup) {
  2982. found = true
  2983. break
  2984. }
  2985. }
  2986. if !found {
  2987. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  2988. }
  2989. }
  2990. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  2991. func (s *DockerSuite) TestRunInvalidCgroupParent(c *check.C) {
  2992. // Not applicable on Windows as uses Unix specific functionality
  2993. testRequires(c, DaemonIsLinux)
  2994. cgroupParent := "../../../../../../../../SHOULD_NOT_EXIST"
  2995. cleanCgroupParent := "SHOULD_NOT_EXIST"
  2996. name := "cgroup-invalid-test"
  2997. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  2998. if err != nil {
  2999. // XXX: This may include a daemon crash.
  3000. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3001. }
  3002. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3003. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3004. c.Fatalf("SECURITY: --cgroup-parent with ../../ relative paths cause files to be created in the host (this is bad) !!")
  3005. }
  3006. cgroupPaths := parseCgroupPaths(string(out))
  3007. if len(cgroupPaths) == 0 {
  3008. c.Fatalf("unexpected output - %q", string(out))
  3009. }
  3010. id, err := getIDByName(name)
  3011. c.Assert(err, check.IsNil)
  3012. expectedCgroup := path.Join(cleanCgroupParent, id)
  3013. found := false
  3014. for _, path := range cgroupPaths {
  3015. if strings.HasSuffix(path, expectedCgroup) {
  3016. found = true
  3017. break
  3018. }
  3019. }
  3020. if !found {
  3021. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3022. }
  3023. }
  3024. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  3025. func (s *DockerSuite) TestRunAbsoluteInvalidCgroupParent(c *check.C) {
  3026. // Not applicable on Windows as uses Unix specific functionality
  3027. testRequires(c, DaemonIsLinux)
  3028. cgroupParent := "/../../../../../../../../SHOULD_NOT_EXIST"
  3029. cleanCgroupParent := "/SHOULD_NOT_EXIST"
  3030. name := "cgroup-absolute-invalid-test"
  3031. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3032. if err != nil {
  3033. // XXX: This may include a daemon crash.
  3034. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3035. }
  3036. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3037. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3038. c.Fatalf("SECURITY: --cgroup-parent with /../../ garbage paths cause files to be created in the host (this is bad) !!")
  3039. }
  3040. cgroupPaths := parseCgroupPaths(string(out))
  3041. if len(cgroupPaths) == 0 {
  3042. c.Fatalf("unexpected output - %q", string(out))
  3043. }
  3044. id, err := getIDByName(name)
  3045. c.Assert(err, check.IsNil)
  3046. expectedCgroup := path.Join(cleanCgroupParent, id)
  3047. found := false
  3048. for _, path := range cgroupPaths {
  3049. if strings.HasSuffix(path, expectedCgroup) {
  3050. found = true
  3051. break
  3052. }
  3053. }
  3054. if !found {
  3055. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3056. }
  3057. }
  3058. func (s *DockerSuite) TestRunContainerWithCgroupMountRO(c *check.C) {
  3059. // Not applicable on Windows as uses Unix specific functionality
  3060. // --read-only + userns has remount issues
  3061. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3062. filename := "/sys/fs/cgroup/devices/test123"
  3063. out, _, err := dockerCmdWithError("run", "busybox", "touch", filename)
  3064. if err == nil {
  3065. c.Fatal("expected cgroup mount point to be read-only, touch file should fail")
  3066. }
  3067. expected := "Read-only file system"
  3068. if !strings.Contains(out, expected) {
  3069. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  3070. }
  3071. }
  3072. func (s *DockerSuite) TestRunContainerNetworkModeToSelf(c *check.C) {
  3073. // Not applicable on Windows which does not support --net=container
  3074. testRequires(c, DaemonIsLinux)
  3075. out, _, err := dockerCmdWithError("run", "--name=me", "--net=container:me", "busybox", "true")
  3076. if err == nil || !strings.Contains(out, "cannot join own network") {
  3077. c.Fatalf("using container net mode to self should result in an error\nerr: %q\nout: %s", err, out)
  3078. }
  3079. }
  3080. func (s *DockerSuite) TestRunContainerNetModeWithDnsMacHosts(c *check.C) {
  3081. // Not applicable on Windows which does not support --net=container
  3082. testRequires(c, DaemonIsLinux)
  3083. out, _, err := dockerCmdWithError("run", "-d", "--name", "parent", "busybox", "top")
  3084. if err != nil {
  3085. c.Fatalf("failed to run container: %v, output: %q", err, out)
  3086. }
  3087. out, _, err = dockerCmdWithError("run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
  3088. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()) {
  3089. c.Fatalf("run --net=container with --dns should error out")
  3090. }
  3091. out, _, err = dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
  3092. if err == nil || !strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()) {
  3093. c.Fatalf("run --net=container with --mac-address should error out")
  3094. }
  3095. out, _, err = dockerCmdWithError("run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
  3096. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()) {
  3097. c.Fatalf("run --net=container with --add-host should error out")
  3098. }
  3099. }
  3100. func (s *DockerSuite) TestRunContainerNetModeWithExposePort(c *check.C) {
  3101. // Not applicable on Windows which does not support --net=container
  3102. testRequires(c, DaemonIsLinux)
  3103. dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")
  3104. out, _, err := dockerCmdWithError("run", "-p", "5000:5000", "--net=container:parent", "busybox")
  3105. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3106. c.Fatalf("run --net=container with -p should error out")
  3107. }
  3108. out, _, err = dockerCmdWithError("run", "-P", "--net=container:parent", "busybox")
  3109. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3110. c.Fatalf("run --net=container with -P should error out")
  3111. }
  3112. out, _, err = dockerCmdWithError("run", "--expose", "5000", "--net=container:parent", "busybox")
  3113. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()) {
  3114. c.Fatalf("run --net=container with --expose should error out")
  3115. }
  3116. }
  3117. func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
  3118. // Not applicable on Windows which does not support --net=container or --link
  3119. testRequires(c, DaemonIsLinux)
  3120. dockerCmd(c, "run", "--name", "test", "-d", "busybox", "top")
  3121. dockerCmd(c, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
  3122. dockerCmd(c, "run", "-d", "--link=parent:parent", "busybox", "top")
  3123. dockerCmd(c, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
  3124. dockerCmd(c, "run", "-d", "--link=child:child", "busybox", "top")
  3125. }
  3126. func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
  3127. // TODO Windows: This may be possible to convert.
  3128. testRequires(c, DaemonIsLinux)
  3129. out, _ := dockerCmd(c, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  3130. var (
  3131. count = 0
  3132. parts = strings.Split(out, "\n")
  3133. )
  3134. for _, l := range parts {
  3135. if l != "" {
  3136. count++
  3137. }
  3138. }
  3139. if count != 1 {
  3140. c.Fatalf("Wrong interface count in container %d", count)
  3141. }
  3142. if !strings.HasPrefix(out, "1: lo") {
  3143. c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  3144. }
  3145. }
  3146. // Issue #4681
  3147. func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
  3148. if daemonPlatform == "windows" {
  3149. dockerCmd(c, "run", "--net=none", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  3150. } else {
  3151. dockerCmd(c, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  3152. }
  3153. }
  3154. func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
  3155. // Windows does not support --net=container
  3156. testRequires(c, DaemonIsLinux, ExecSupport)
  3157. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "busybox", "top")
  3158. out, _ := dockerCmd(c, "exec", "parent", "cat", "/etc/hostname")
  3159. out1, _ := dockerCmd(c, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
  3160. if out1 != out {
  3161. c.Fatal("containers with shared net namespace should have same hostname")
  3162. }
  3163. }
  3164. func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  3165. // TODO Windows: Network settings are not currently propagated. This may
  3166. // be resolved in the future with the move to libnetwork and CNM.
  3167. testRequires(c, DaemonIsLinux)
  3168. out, _ := dockerCmd(c, "run", "-d", "--net=none", "busybox", "top")
  3169. id := strings.TrimSpace(out)
  3170. res := inspectField(c, id, "NetworkSettings.Networks.none.IPAddress")
  3171. if res != "" {
  3172. c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  3173. }
  3174. }
  3175. func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) {
  3176. // Not applicable as Windows does not support --net=host
  3177. testRequires(c, DaemonIsLinux, NotUserNamespace, NotUserNamespace)
  3178. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3179. dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
  3180. dockerCmd(c, "stop", "first")
  3181. dockerCmd(c, "stop", "second")
  3182. }
  3183. func (s *DockerSuite) TestContainersInUserDefinedNetwork(c *check.C) {
  3184. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3185. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork")
  3186. dockerCmd(c, "run", "-d", "--net=testnetwork", "--name=first", "busybox", "top")
  3187. c.Assert(waitRun("first"), check.IsNil)
  3188. dockerCmd(c, "run", "-t", "--net=testnetwork", "--name=second", "busybox", "ping", "-c", "1", "first")
  3189. }
  3190. func (s *DockerSuite) TestContainersInMultipleNetworks(c *check.C) {
  3191. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3192. // Create 2 networks using bridge driver
  3193. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3194. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3195. // Run and connect containers to testnetwork1
  3196. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3197. c.Assert(waitRun("first"), check.IsNil)
  3198. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3199. c.Assert(waitRun("second"), check.IsNil)
  3200. // Check connectivity between containers in testnetwork2
  3201. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3202. // Connect containers to testnetwork2
  3203. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3204. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3205. // Check connectivity between containers
  3206. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3207. }
  3208. func (s *DockerSuite) TestContainersNetworkIsolation(c *check.C) {
  3209. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3210. // Create 2 networks using bridge driver
  3211. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3212. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3213. // Run 1 container in testnetwork1 and another in testnetwork2
  3214. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3215. c.Assert(waitRun("first"), check.IsNil)
  3216. dockerCmd(c, "run", "-d", "--net=testnetwork2", "--name=second", "busybox", "top")
  3217. c.Assert(waitRun("second"), check.IsNil)
  3218. // Check Isolation between containers : ping must fail
  3219. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3220. c.Assert(err, check.NotNil)
  3221. // Connect first container to testnetwork2
  3222. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3223. // ping must succeed now
  3224. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3225. c.Assert(err, check.IsNil)
  3226. // Disconnect first container from testnetwork2
  3227. dockerCmd(c, "network", "disconnect", "testnetwork2", "first")
  3228. // ping must fail again
  3229. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3230. c.Assert(err, check.NotNil)
  3231. }
  3232. func (s *DockerSuite) TestNetworkRmWithActiveContainers(c *check.C) {
  3233. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3234. // Create 2 networks using bridge driver
  3235. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3236. // Run and connect containers to testnetwork1
  3237. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3238. c.Assert(waitRun("first"), check.IsNil)
  3239. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3240. c.Assert(waitRun("second"), check.IsNil)
  3241. // Network delete with active containers must fail
  3242. _, _, err := dockerCmdWithError("network", "rm", "testnetwork1")
  3243. c.Assert(err, check.NotNil)
  3244. dockerCmd(c, "stop", "first")
  3245. _, _, err = dockerCmdWithError("network", "rm", "testnetwork1")
  3246. c.Assert(err, check.NotNil)
  3247. }
  3248. func (s *DockerSuite) TestContainerRestartInMultipleNetworks(c *check.C) {
  3249. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3250. // Create 2 networks using bridge driver
  3251. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3252. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3253. // Run and connect containers to testnetwork1
  3254. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3255. c.Assert(waitRun("first"), check.IsNil)
  3256. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3257. c.Assert(waitRun("second"), check.IsNil)
  3258. // Check connectivity between containers in testnetwork2
  3259. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3260. // Connect containers to testnetwork2
  3261. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3262. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3263. // Check connectivity between containers
  3264. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3265. // Stop second container and test ping failures on both networks
  3266. dockerCmd(c, "stop", "second")
  3267. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3268. c.Assert(err, check.NotNil)
  3269. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork2")
  3270. c.Assert(err, check.NotNil)
  3271. // Start second container and connectivity must be restored on both networks
  3272. dockerCmd(c, "start", "second")
  3273. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3274. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3275. }
  3276. func (s *DockerSuite) TestContainerWithConflictingHostNetworks(c *check.C) {
  3277. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3278. // Run a container with --net=host
  3279. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3280. c.Assert(waitRun("first"), check.IsNil)
  3281. // Create a network using bridge driver
  3282. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3283. // Connecting to the user defined network must fail
  3284. _, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3285. c.Assert(err, check.NotNil)
  3286. }
  3287. func (s *DockerSuite) TestContainerWithConflictingSharedNetwork(c *check.C) {
  3288. testRequires(c, DaemonIsLinux)
  3289. dockerCmd(c, "run", "-d", "--name=first", "busybox", "top")
  3290. c.Assert(waitRun("first"), check.IsNil)
  3291. // Run second container in first container's network namespace
  3292. dockerCmd(c, "run", "-d", "--net=container:first", "--name=second", "busybox", "top")
  3293. c.Assert(waitRun("second"), check.IsNil)
  3294. // Create a network using bridge driver
  3295. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3296. // Connecting to the user defined network must fail
  3297. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "second")
  3298. c.Assert(err, check.NotNil)
  3299. c.Assert(out, checker.Contains, runconfig.ErrConflictSharedNetwork.Error())
  3300. }
  3301. func (s *DockerSuite) TestContainerWithConflictingNoneNetwork(c *check.C) {
  3302. testRequires(c, DaemonIsLinux)
  3303. dockerCmd(c, "run", "-d", "--net=none", "--name=first", "busybox", "top")
  3304. c.Assert(waitRun("first"), check.IsNil)
  3305. // Create a network using bridge driver
  3306. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3307. // Connecting to the user defined network must fail
  3308. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3309. c.Assert(err, check.NotNil)
  3310. c.Assert(out, checker.Contains, runconfig.ErrConflictNoNetwork.Error())
  3311. // create a container connected to testnetwork1
  3312. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3313. c.Assert(waitRun("second"), check.IsNil)
  3314. // Connect second container to none network. it must fail as well
  3315. _, _, err = dockerCmdWithError("network", "connect", "none", "second")
  3316. c.Assert(err, check.NotNil)
  3317. }
  3318. // #11957 - stdin with no tty does not exit if stdin is not closed even though container exited
  3319. func (s *DockerSuite) TestRunStdinBlockedAfterContainerExit(c *check.C) {
  3320. cmd := exec.Command(dockerBinary, "run", "-i", "--name=test", "busybox", "true")
  3321. in, err := cmd.StdinPipe()
  3322. c.Assert(err, check.IsNil)
  3323. defer in.Close()
  3324. stdout := bytes.NewBuffer(nil)
  3325. cmd.Stdout = stdout
  3326. cmd.Stderr = stdout
  3327. c.Assert(cmd.Start(), check.IsNil)
  3328. waitChan := make(chan error)
  3329. go func() {
  3330. waitChan <- cmd.Wait()
  3331. }()
  3332. select {
  3333. case err := <-waitChan:
  3334. c.Assert(err, check.IsNil, check.Commentf(stdout.String()))
  3335. case <-time.After(30 * time.Second):
  3336. c.Fatal("timeout waiting for command to exit")
  3337. }
  3338. }
  3339. func (s *DockerSuite) TestRunWrongCpusetCpusFlagValue(c *check.C) {
  3340. // TODO Windows: This needs validation (error out) in the daemon.
  3341. testRequires(c, DaemonIsLinux)
  3342. out, exitCode, err := dockerCmdWithError("run", "--cpuset-cpus", "1-10,11--", "busybox", "true")
  3343. c.Assert(err, check.NotNil)
  3344. expected := "Error response from daemon: Invalid value 1-10,11-- for cpuset cpus.\n"
  3345. if !(strings.Contains(out, expected) || exitCode == 125) {
  3346. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3347. }
  3348. }
  3349. func (s *DockerSuite) TestRunWrongCpusetMemsFlagValue(c *check.C) {
  3350. // TODO Windows: This needs validation (error out) in the daemon.
  3351. testRequires(c, DaemonIsLinux)
  3352. out, exitCode, err := dockerCmdWithError("run", "--cpuset-mems", "1-42--", "busybox", "true")
  3353. c.Assert(err, check.NotNil)
  3354. expected := "Error response from daemon: Invalid value 1-42-- for cpuset mems.\n"
  3355. if !(strings.Contains(out, expected) || exitCode == 125) {
  3356. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3357. }
  3358. }
  3359. // TestRunNonExecutableCmd checks that 'docker run busybox foo' exits with error code 127'
  3360. func (s *DockerSuite) TestRunNonExecutableCmd(c *check.C) {
  3361. name := "testNonExecutableCmd"
  3362. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "foo")
  3363. _, exit, _ := runCommandWithOutput(runCmd)
  3364. stateExitCode := findContainerExitCode(c, name)
  3365. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3366. c.Fatalf("Run non-executable command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3367. }
  3368. }
  3369. // TestRunNonExistingCmd checks that 'docker run busybox /bin/foo' exits with code 127.
  3370. func (s *DockerSuite) TestRunNonExistingCmd(c *check.C) {
  3371. name := "testNonExistingCmd"
  3372. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/bin/foo")
  3373. _, exit, _ := runCommandWithOutput(runCmd)
  3374. stateExitCode := findContainerExitCode(c, name)
  3375. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3376. c.Fatalf("Run non-existing command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3377. }
  3378. }
  3379. // TestCmdCannotBeInvoked checks that 'docker run busybox /etc' exits with 126, or
  3380. // 127 on Windows. The difference is that in Windows, the container must be started
  3381. // as that's when the check is made (and yes, by it's design...)
  3382. func (s *DockerSuite) TestCmdCannotBeInvoked(c *check.C) {
  3383. expected := 126
  3384. if daemonPlatform == "windows" {
  3385. expected = 127
  3386. }
  3387. name := "testCmdCannotBeInvoked"
  3388. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/etc")
  3389. _, exit, _ := runCommandWithOutput(runCmd)
  3390. stateExitCode := findContainerExitCode(c, name)
  3391. if !(exit == expected && strings.Contains(stateExitCode, strconv.Itoa(expected))) {
  3392. 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)
  3393. }
  3394. }
  3395. // TestRunNonExistingImage checks that 'docker run foo' exits with error msg 125 and contains 'Unable to find image'
  3396. func (s *DockerSuite) TestRunNonExistingImage(c *check.C) {
  3397. runCmd := exec.Command(dockerBinary, "run", "foo")
  3398. out, exit, err := runCommandWithOutput(runCmd)
  3399. if !(err != nil && exit == 125 && strings.Contains(out, "Unable to find image")) {
  3400. 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)
  3401. }
  3402. }
  3403. // TestDockerFails checks that 'docker run -foo busybox' exits with 125 to signal docker run failed
  3404. func (s *DockerSuite) TestDockerFails(c *check.C) {
  3405. runCmd := exec.Command(dockerBinary, "run", "-foo", "busybox")
  3406. out, exit, err := runCommandWithOutput(runCmd)
  3407. if !(err != nil && exit == 125) {
  3408. c.Fatalf("Docker run with flag not defined should exit with 125, but we got out: %s, exit: %d, err: %s", out, exit, err)
  3409. }
  3410. }
  3411. // TestRunInvalidReference invokes docker run with a bad reference.
  3412. func (s *DockerSuite) TestRunInvalidReference(c *check.C) {
  3413. out, exit, _ := dockerCmdWithError("run", "busybox@foo")
  3414. if exit == 0 {
  3415. c.Fatalf("expected non-zero exist code; received %d", exit)
  3416. }
  3417. if !strings.Contains(out, "Error parsing reference") {
  3418. c.Fatalf(`Expected "Error parsing reference" in output; got: %s`, out)
  3419. }
  3420. }
  3421. // Test fix for issue #17854
  3422. func (s *DockerSuite) TestRunInitLayerPathOwnership(c *check.C) {
  3423. // Not applicable on Windows as it does not support Linux uid/gid ownership
  3424. testRequires(c, DaemonIsLinux)
  3425. name := "testetcfileownership"
  3426. _, err := buildImage(name,
  3427. `FROM busybox
  3428. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  3429. RUN echo 'dockerio:x:1001:' >> /etc/group
  3430. RUN chown dockerio:dockerio /etc`,
  3431. true)
  3432. if err != nil {
  3433. c.Fatal(err)
  3434. }
  3435. // Test that dockerio ownership of /etc is retained at runtime
  3436. out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc")
  3437. out = strings.TrimSpace(out)
  3438. if out != "dockerio:dockerio" {
  3439. c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out)
  3440. }
  3441. }
  3442. func (s *DockerSuite) TestRunWithOomScoreAdj(c *check.C) {
  3443. testRequires(c, DaemonIsLinux)
  3444. expected := "642"
  3445. out, _ := dockerCmd(c, "run", "--oom-score-adj", expected, "busybox", "cat", "/proc/self/oom_score_adj")
  3446. oomScoreAdj := strings.TrimSpace(out)
  3447. if oomScoreAdj != "642" {
  3448. c.Fatalf("Expected oom_score_adj set to %q, got %q instead", expected, oomScoreAdj)
  3449. }
  3450. }
  3451. func (s *DockerSuite) TestRunWithOomScoreAdjInvalidRange(c *check.C) {
  3452. testRequires(c, DaemonIsLinux)
  3453. out, _, err := dockerCmdWithError("run", "--oom-score-adj", "1001", "busybox", "true")
  3454. c.Assert(err, check.NotNil)
  3455. expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]."
  3456. if !strings.Contains(out, expected) {
  3457. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3458. }
  3459. out, _, err = dockerCmdWithError("run", "--oom-score-adj", "-1001", "busybox", "true")
  3460. c.Assert(err, check.NotNil)
  3461. expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]."
  3462. if !strings.Contains(out, expected) {
  3463. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3464. }
  3465. }
  3466. func (s *DockerSuite) TestRunVolumesMountedAsShared(c *check.C) {
  3467. // Volume propagation is linux only. Also it creates directories for
  3468. // bind mounting, so needs to be same host.
  3469. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3470. // Prepare a source directory to bind mount
  3471. tmpDir, err := ioutil.TempDir("", "volume-source")
  3472. if err != nil {
  3473. c.Fatal(err)
  3474. }
  3475. defer os.RemoveAll(tmpDir)
  3476. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3477. c.Fatal(err)
  3478. }
  3479. // Convert this directory into a shared mount point so that we do
  3480. // not rely on propagation properties of parent mount.
  3481. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3482. if _, err = runCommand(cmd); err != nil {
  3483. c.Fatal(err)
  3484. }
  3485. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3486. if _, err = runCommand(cmd); err != nil {
  3487. c.Fatal(err)
  3488. }
  3489. dockerCmd(c, "run", "--privileged", "-v", fmt.Sprintf("%s:/volume-dest:shared", tmpDir), "busybox", "mount", "--bind", "/volume-dest/mnt1", "/volume-dest/mnt1")
  3490. // Make sure a bind mount under a shared volume propagated to host.
  3491. if mounted, _ := mount.Mounted(path.Join(tmpDir, "mnt1")); !mounted {
  3492. c.Fatalf("Bind mount under shared volume did not propagate to host")
  3493. }
  3494. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3495. }
  3496. func (s *DockerSuite) TestRunVolumesMountedAsSlave(c *check.C) {
  3497. // Volume propagation is linux only. Also it creates directories for
  3498. // bind mounting, so needs to be same host.
  3499. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3500. // Prepare a source directory to bind mount
  3501. tmpDir, err := ioutil.TempDir("", "volume-source")
  3502. if err != nil {
  3503. c.Fatal(err)
  3504. }
  3505. defer os.RemoveAll(tmpDir)
  3506. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3507. c.Fatal(err)
  3508. }
  3509. // Prepare a source directory with file in it. We will bind mount this
  3510. // direcotry and see if file shows up.
  3511. tmpDir2, err := ioutil.TempDir("", "volume-source2")
  3512. if err != nil {
  3513. c.Fatal(err)
  3514. }
  3515. defer os.RemoveAll(tmpDir2)
  3516. if err := ioutil.WriteFile(path.Join(tmpDir2, "slave-testfile"), []byte("Test"), 0644); err != nil {
  3517. c.Fatal(err)
  3518. }
  3519. // Convert this directory into a shared mount point so that we do
  3520. // not rely on propagation properties of parent mount.
  3521. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3522. if _, err = runCommand(cmd); err != nil {
  3523. c.Fatal(err)
  3524. }
  3525. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3526. if _, err = runCommand(cmd); err != nil {
  3527. c.Fatal(err)
  3528. }
  3529. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "-v", fmt.Sprintf("%s:/volume-dest:slave", tmpDir), "busybox", "top")
  3530. // Bind mount tmpDir2/ onto tmpDir/mnt1. If mount propagates inside
  3531. // container then contents of tmpDir2/slave-testfile should become
  3532. // visible at "/volume-dest/mnt1/slave-testfile"
  3533. cmd = exec.Command("mount", "--bind", tmpDir2, path.Join(tmpDir, "mnt1"))
  3534. if _, err = runCommand(cmd); err != nil {
  3535. c.Fatal(err)
  3536. }
  3537. out, _ := dockerCmd(c, "exec", "parent", "cat", "/volume-dest/mnt1/slave-testfile")
  3538. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3539. if out != "Test" {
  3540. c.Fatalf("Bind mount under slave volume did not propagate to container")
  3541. }
  3542. }
  3543. func (s *DockerSuite) TestRunNamedVolumesMountedAsShared(c *check.C) {
  3544. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3545. out, exitcode, _ := dockerCmdWithError("run", "-v", "foo:/test:shared", "busybox", "touch", "/test/somefile")
  3546. if exitcode == 0 {
  3547. c.Fatalf("expected non-zero exit code; received %d", exitcode)
  3548. }
  3549. if expected := "Invalid volume specification"; !strings.Contains(out, expected) {
  3550. c.Fatalf(`Expected %q in output; got: %s`, expected, out)
  3551. }
  3552. }
  3553. func (s *DockerSuite) TestRunNamedVolumeCopyImageData(c *check.C) {
  3554. testRequires(c, DaemonIsLinux)
  3555. testImg := "testvolumecopy"
  3556. _, err := buildImage(testImg, `
  3557. FROM busybox
  3558. RUN mkdir -p /foo && echo hello > /foo/hello
  3559. `, true)
  3560. c.Assert(err, check.IsNil)
  3561. dockerCmd(c, "run", "-v", "foo:/foo", testImg)
  3562. out, _ := dockerCmd(c, "run", "-v", "foo:/foo", "busybox", "cat", "/foo/hello")
  3563. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3564. }
  3565. func (s *DockerSuite) TestRunNamedVolumeNotRemoved(c *check.C) {
  3566. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3567. dockerCmd(c, "volume", "create", "--name", "test")
  3568. dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3569. dockerCmd(c, "volume", "inspect", "test")
  3570. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3571. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3572. dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3573. dockerCmd(c, "rm", "-fv", "test")
  3574. dockerCmd(c, "volume", "inspect", "test")
  3575. out, _ = dockerCmd(c, "volume", "ls", "-q")
  3576. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3577. }
  3578. func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *check.C) {
  3579. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3580. dockerCmd(c, "volume", "create", "--name", "test")
  3581. dockerCmd(c, "run", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3582. dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true")
  3583. // Remove the parent so there are not other references to the volumes
  3584. dockerCmd(c, "rm", "-f", "parent")
  3585. // now remove the child and ensure the named volume (and only the named volume) still exists
  3586. dockerCmd(c, "rm", "-fv", "child")
  3587. dockerCmd(c, "volume", "inspect", "test")
  3588. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3589. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3590. }
  3591. func (s *DockerSuite) TestRunAttachFailedNoLeak(c *check.C) {
  3592. nroutines, err := getGoroutineNumber()
  3593. c.Assert(err, checker.IsNil)
  3594. runSleepingContainer(c, "--name=test", "-p", "8000:8000")
  3595. // Wait until container is fully up and running
  3596. c.Assert(waitRun("test"), check.IsNil)
  3597. out, _, err := dockerCmdWithError("run", "--name=fail", "-p", "8000:8000", "busybox", "true")
  3598. // We will need the following `inspect` to diagnose the issue if test fails (#21247)
  3599. out1, err1 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "test")
  3600. out2, err2 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "fail")
  3601. 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))
  3602. // check for windows error as well
  3603. // TODO Windows Post TP5. Fix the error message string
  3604. c.Assert(strings.Contains(string(out), "port is already allocated") ||
  3605. strings.Contains(string(out), "were not connected because a duplicate name exists") ||
  3606. strings.Contains(string(out), "HNS failed with error : Failed to create endpoint"), checker.Equals, true, check.Commentf("Output: %s", out))
  3607. dockerCmd(c, "rm", "-f", "test")
  3608. // NGoroutines is not updated right away, so we need to wait before failing
  3609. c.Assert(waitForGoroutines(nroutines), checker.IsNil)
  3610. }
  3611. // Test for one character directory name case (#20122)
  3612. func (s *DockerSuite) TestRunVolumeWithOneCharacter(c *check.C) {
  3613. testRequires(c, DaemonIsLinux)
  3614. out, _ := dockerCmd(c, "run", "-v", "/tmp/q:/foo", "busybox", "sh", "-c", "find /foo")
  3615. c.Assert(strings.TrimSpace(out), checker.Equals, "/foo")
  3616. }
  3617. func (s *DockerSuite) TestRunVolumeCopyFlag(c *check.C) {
  3618. testRequires(c, DaemonIsLinux) // Windows does not support copying data from image to the volume
  3619. _, err := buildImage("volumecopy",
  3620. `FROM busybox
  3621. RUN mkdir /foo && echo hello > /foo/bar
  3622. CMD cat /foo/bar`,
  3623. true,
  3624. )
  3625. c.Assert(err, checker.IsNil)
  3626. dockerCmd(c, "volume", "create", "--name=test")
  3627. // test with the nocopy flag
  3628. out, _, err := dockerCmdWithError("run", "-v", "test:/foo:nocopy", "volumecopy")
  3629. c.Assert(err, checker.NotNil, check.Commentf(out))
  3630. // test default behavior which is to copy for non-binds
  3631. out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
  3632. c.Assert(strings.TrimSpace(out), checker.Equals, "hello")
  3633. // error out when the volume is already populated
  3634. out, _, err = dockerCmdWithError("run", "-v", "test:/foo:copy", "volumecopy")
  3635. c.Assert(err, checker.NotNil, check.Commentf(out))
  3636. // do not error out when copy isn't explicitly set even though it's already populated
  3637. out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
  3638. c.Assert(strings.TrimSpace(out), checker.Equals, "hello")
  3639. // do not allow copy modes on volumes-from
  3640. dockerCmd(c, "run", "--name=test", "-v", "/foo", "busybox", "true")
  3641. out, _, err = dockerCmdWithError("run", "--volumes-from=test:copy", "busybox", "true")
  3642. c.Assert(err, checker.NotNil, check.Commentf(out))
  3643. out, _, err = dockerCmdWithError("run", "--volumes-from=test:nocopy", "busybox", "true")
  3644. c.Assert(err, checker.NotNil, check.Commentf(out))
  3645. // do not allow copy modes on binds
  3646. out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:copy", "busybox", "true")
  3647. c.Assert(err, checker.NotNil, check.Commentf(out))
  3648. out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:nocopy", "busybox", "true")
  3649. c.Assert(err, checker.NotNil, check.Commentf(out))
  3650. }
  3651. func (s *DockerSuite) TestRunTooLongHostname(c *check.C) {
  3652. // Test case in #21445
  3653. hostname1 := "this-is-a-way-too-long-hostname-but-it-should-give-a-nice-error.local"
  3654. out, _, err := dockerCmdWithError("run", "--hostname", hostname1, "busybox", "echo", "test")
  3655. c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!"))
  3656. c.Assert(out, checker.Contains, "invalid hostname format for --hostname:", check.Commentf("Expected to have 'invalid hostname format for --hostname:' in the output, get: %s!", out))
  3657. // HOST_NAME_MAX=64 so 65 bytes will fail
  3658. hostname2 := "this-is-a-hostname-with-65-bytes-so-it-should-give-an-error.local"
  3659. out, _, err = dockerCmdWithError("run", "--hostname", hostname2, "busybox", "echo", "test")
  3660. c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!"))
  3661. c.Assert(out, checker.Contains, "invalid hostname format for --hostname:", check.Commentf("Expected to have 'invalid hostname format for --hostname:' in the output, get: %s!", out))
  3662. // 64 bytes will be OK
  3663. hostname3 := "this-is-a-hostname-with-64-bytes-so-will-not-give-an-error.local"
  3664. dockerCmd(c, "run", "--hostname", hostname3, "busybox", "echo", "test")
  3665. }