docker_cli_run_test.go 149 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/runconfig"
  22. "github.com/docker/go-connections/nat"
  23. "github.com/docker/libnetwork/netutils"
  24. "github.com/docker/libnetwork/resolvconf"
  25. "github.com/go-check/check"
  26. )
  27. // "test123" should be printed by docker run
  28. func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
  29. out, _ := dockerCmd(c, "run", "busybox", "echo", "test123")
  30. if out != "test123\n" {
  31. c.Fatalf("container should've printed 'test123', got '%s'", out)
  32. }
  33. }
  34. // "test" should be printed
  35. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  36. out, _ := dockerCmd(c, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  37. if out != "test\n" {
  38. c.Errorf("container should've printed 'test'")
  39. }
  40. }
  41. // docker run should not leak file descriptors. This test relies on Unix
  42. // specific functionality and cannot run on Windows.
  43. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  44. testRequires(c, DaemonIsLinux)
  45. out, _ := dockerCmd(c, "run", "busybox", "ls", "-C", "/proc/self/fd")
  46. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  47. if out != "0 1 2 3\n" {
  48. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  49. }
  50. }
  51. // it should be possible to lookup Google DNS
  52. // this will fail when Internet access is unavailable
  53. func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
  54. testRequires(c, Network, NotArm)
  55. image := DefaultImage
  56. if daemonPlatform == "windows" {
  57. // nslookup isn't present in Windows busybox. Is built-in.
  58. image = WindowsBaseImage
  59. }
  60. dockerCmd(c, "run", image, "nslookup", "google.com")
  61. }
  62. // the exit code should be 0
  63. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  64. dockerCmd(c, "run", "busybox", "true")
  65. }
  66. // the exit code should be 1
  67. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  68. _, exitCode, err := dockerCmdWithError("run", "busybox", "false")
  69. if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {
  70. c.Fatal(err)
  71. }
  72. if exitCode != 1 {
  73. c.Errorf("container should've exited with exit code 1. Got %d", exitCode)
  74. }
  75. }
  76. // it should be possible to pipe in data via stdin to a process running in a container
  77. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  78. // TODO Windows: This needs some work to make compatible.
  79. testRequires(c, DaemonIsLinux)
  80. runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
  81. runCmd.Stdin = strings.NewReader("blahblah")
  82. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  83. if err != nil {
  84. c.Fatalf("failed to run container: %v, output: %q", err, out)
  85. }
  86. out = strings.TrimSpace(out)
  87. dockerCmd(c, "wait", out)
  88. logsOut, _ := dockerCmd(c, "logs", out)
  89. containerLogs := strings.TrimSpace(logsOut)
  90. if containerLogs != "blahblah" {
  91. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  92. }
  93. dockerCmd(c, "rm", out)
  94. }
  95. // the container's ID should be printed when starting a container in detached mode
  96. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  97. out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
  98. out = strings.TrimSpace(out)
  99. dockerCmd(c, "wait", out)
  100. rmOut, _ := dockerCmd(c, "rm", out)
  101. rmOut = strings.TrimSpace(rmOut)
  102. if rmOut != out {
  103. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  104. }
  105. }
  106. // the working directory should be set correctly
  107. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  108. // TODO Windows: There's a Windows bug stopping this from working.
  109. testRequires(c, DaemonIsLinux)
  110. dir := "/root"
  111. image := "busybox"
  112. if daemonPlatform == "windows" {
  113. dir = `/windows`
  114. image = WindowsBaseImage
  115. }
  116. // First with -w
  117. out, _ := dockerCmd(c, "run", "-w", dir, image, "pwd")
  118. out = strings.TrimSpace(out)
  119. if out != dir {
  120. c.Errorf("-w failed to set working directory")
  121. }
  122. // Then with --workdir
  123. out, _ = dockerCmd(c, "run", "--workdir", dir, image, "pwd")
  124. out = strings.TrimSpace(out)
  125. if out != dir {
  126. c.Errorf("--workdir failed to set working directory")
  127. }
  128. }
  129. // pinging Google's DNS resolver should fail when we disable the networking
  130. func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
  131. count := "-c"
  132. image := "busybox"
  133. if daemonPlatform == "windows" {
  134. count = "-n"
  135. image = WindowsBaseImage
  136. }
  137. // First using the long form --net
  138. out, exitCode, err := dockerCmdWithError("run", "--net=none", image, "ping", count, "1", "8.8.8.8")
  139. if err != nil && exitCode != 1 {
  140. c.Fatal(out, err)
  141. }
  142. if exitCode != 1 {
  143. c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  144. }
  145. }
  146. //test --link use container name to link target
  147. func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
  148. // TODO Windows: This test cannot run on a Windows daemon as the networking
  149. // settings are not populated back yet on inspect.
  150. testRequires(c, DaemonIsLinux)
  151. dockerCmd(c, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  152. ip := inspectField(c, "parent", "NetworkSettings.Networks.bridge.IPAddress")
  153. out, _ := dockerCmd(c, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  154. if !strings.Contains(out, ip+" test") {
  155. c.Fatalf("use a container name to link target failed")
  156. }
  157. }
  158. //test --link use container id to link target
  159. func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
  160. // TODO Windows: This test cannot run on a Windows daemon as the networking
  161. // settings are not populated back yet on inspect.
  162. testRequires(c, DaemonIsLinux)
  163. cID, _ := dockerCmd(c, "run", "-i", "-t", "-d", "busybox")
  164. cID = strings.TrimSpace(cID)
  165. ip := inspectField(c, cID, "NetworkSettings.Networks.bridge.IPAddress")
  166. out, _ := dockerCmd(c, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  167. if !strings.Contains(out, ip+" test") {
  168. c.Fatalf("use a container id to link target failed")
  169. }
  170. }
  171. func (s *DockerSuite) TestUserDefinedNetworkLinks(c *check.C) {
  172. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  173. dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
  174. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
  175. c.Assert(waitRun("first"), check.IsNil)
  176. // run a container in user-defined network udlinkNet with a link for an existing container
  177. // and a link for a container that doesnt exist
  178. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
  179. "--link=third:bar", "busybox", "top")
  180. c.Assert(waitRun("second"), check.IsNil)
  181. // ping to first and its alias foo must succeed
  182. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  183. c.Assert(err, check.IsNil)
  184. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  185. c.Assert(err, check.IsNil)
  186. // ping to third and its alias must fail
  187. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
  188. c.Assert(err, check.NotNil)
  189. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
  190. c.Assert(err, check.NotNil)
  191. // start third container now
  192. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=third", "busybox", "top")
  193. c.Assert(waitRun("third"), check.IsNil)
  194. // ping to third and its alias must succeed now
  195. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
  196. c.Assert(err, check.IsNil)
  197. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
  198. c.Assert(err, check.IsNil)
  199. }
  200. func (s *DockerSuite) TestUserDefinedNetworkLinksWithRestart(c *check.C) {
  201. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  202. dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
  203. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
  204. c.Assert(waitRun("first"), check.IsNil)
  205. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
  206. "busybox", "top")
  207. c.Assert(waitRun("second"), check.IsNil)
  208. // ping to first and its alias foo must succeed
  209. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  210. c.Assert(err, check.IsNil)
  211. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  212. c.Assert(err, check.IsNil)
  213. // Restart first container
  214. dockerCmd(c, "restart", "first")
  215. c.Assert(waitRun("first"), check.IsNil)
  216. // ping to first and its alias foo must still succeed
  217. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  218. c.Assert(err, check.IsNil)
  219. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  220. c.Assert(err, check.IsNil)
  221. // Restart second container
  222. dockerCmd(c, "restart", "second")
  223. c.Assert(waitRun("second"), check.IsNil)
  224. // ping to first and its alias foo must still succeed
  225. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  226. c.Assert(err, check.IsNil)
  227. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  228. c.Assert(err, check.IsNil)
  229. }
  230. func (s *DockerSuite) TestUserDefinedNetworkAlias(c *check.C) {
  231. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  232. dockerCmd(c, "network", "create", "-d", "bridge", "net1")
  233. dockerCmd(c, "run", "-d", "--net=net1", "--name=first", "--net-alias=foo1", "--net-alias=foo2", "busybox", "top")
  234. c.Assert(waitRun("first"), check.IsNil)
  235. dockerCmd(c, "run", "-d", "--net=net1", "--name=second", "busybox", "top")
  236. c.Assert(waitRun("second"), check.IsNil)
  237. // ping to first and its network-scoped aliases
  238. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  239. c.Assert(err, check.IsNil)
  240. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  241. c.Assert(err, check.IsNil)
  242. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  243. c.Assert(err, check.IsNil)
  244. // Restart first container
  245. dockerCmd(c, "restart", "first")
  246. c.Assert(waitRun("first"), check.IsNil)
  247. // ping to first and its network-scoped aliases must succeed
  248. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  249. c.Assert(err, check.IsNil)
  250. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  251. c.Assert(err, check.IsNil)
  252. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  253. c.Assert(err, check.IsNil)
  254. }
  255. // Issue 9677.
  256. func (s *DockerSuite) TestRunWithDaemonFlags(c *check.C) {
  257. out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "busybox", "true")
  258. if err != nil {
  259. if !strings.Contains(out, "flag provided but not defined: --exec-opt") { // no daemon (client-only)
  260. c.Fatal(err, out)
  261. }
  262. }
  263. }
  264. // Regression test for #4979
  265. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  266. var (
  267. out string
  268. exitCode int
  269. )
  270. // Create a file in a volume
  271. if daemonPlatform == "windows" {
  272. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", `c:\some\dir`, WindowsBaseImage, `cmd /c echo hello > c:\some\dir\file`)
  273. } else {
  274. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  275. }
  276. if exitCode != 0 {
  277. c.Fatal("1", out, exitCode)
  278. }
  279. // Read the file from another container using --volumes-from to access the volume in the second container
  280. if daemonPlatform == "windows" {
  281. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", WindowsBaseImage, `cmd /c type c:\some\dir\file`)
  282. } else {
  283. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  284. }
  285. if exitCode != 0 {
  286. c.Fatal("2", out, exitCode)
  287. }
  288. }
  289. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  290. // But the volume call is just a normal volume, not a bind mount
  291. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  292. var (
  293. dockerFile string
  294. containerPath string
  295. cmd string
  296. )
  297. testRequires(c, SameHostDaemon)
  298. name := "test-volume-symlink"
  299. dir, err := ioutil.TempDir("", name)
  300. if err != nil {
  301. c.Fatal(err)
  302. }
  303. defer os.RemoveAll(dir)
  304. // In the case of Windows to Windows CI, if the machine is setup so that
  305. // the temp directory is not the C: drive, this test is invalid and will
  306. // not work.
  307. if daemonPlatform == "windows" && strings.ToLower(dir[:1]) != "c" {
  308. c.Skip("Requires TEMP to point to C: drive")
  309. }
  310. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  311. if err != nil {
  312. c.Fatal(err)
  313. }
  314. f.Close()
  315. if daemonPlatform == "windows" {
  316. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir %s\nRUN mklink /D c:\\test %s", WindowsBaseImage, dir, dir)
  317. containerPath = `c:\test\test`
  318. cmd = "tasklist"
  319. } else {
  320. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  321. containerPath = "/test/test"
  322. cmd = "true"
  323. }
  324. if _, err := buildImage(name, dockerFile, false); err != nil {
  325. c.Fatal(err)
  326. }
  327. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  328. }
  329. // Volume path is a symlink in the container
  330. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir2(c *check.C) {
  331. var (
  332. dockerFile string
  333. containerPath string
  334. cmd string
  335. )
  336. testRequires(c, SameHostDaemon)
  337. name := "test-volume-symlink2"
  338. if daemonPlatform == "windows" {
  339. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir c:\\%s\nRUN mklink /D c:\\test c:\\%s", WindowsBaseImage, name, name)
  340. containerPath = `c:\test\test`
  341. cmd = "tasklist"
  342. } else {
  343. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p /%s\nRUN ln -s /%s /test", name, name)
  344. containerPath = "/test/test"
  345. cmd = "true"
  346. }
  347. if _, err := buildImage(name, dockerFile, false); err != nil {
  348. c.Fatal(err)
  349. }
  350. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  351. }
  352. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  353. // TODO Windows (Post TP4): This test cannot run on a Windows daemon as
  354. // Windows does not support read-only bind mounts.
  355. testRequires(c, DaemonIsLinux)
  356. if _, code, err := dockerCmdWithError("run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile"); err == nil || code == 0 {
  357. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  358. }
  359. }
  360. func (s *DockerSuite) TestRunVolumesFromInReadonlyModeFails(c *check.C) {
  361. // TODO Windows (Post TP4): This test cannot run on a Windows daemon as
  362. // Windows does not support read-only bind mounts. Modified for when ro is supported.
  363. testRequires(c, DaemonIsLinux)
  364. var (
  365. volumeDir string
  366. fileInVol string
  367. )
  368. if daemonPlatform == "windows" {
  369. volumeDir = `c:/test` // Forward-slash as using busybox
  370. fileInVol = `c:/test/file`
  371. } else {
  372. testRequires(c, DaemonIsLinux)
  373. volumeDir = "/test"
  374. fileInVol = `/test/file`
  375. }
  376. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  377. if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", fileInVol); err == nil || code == 0 {
  378. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  379. }
  380. }
  381. // Regression test for #1201
  382. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  383. var (
  384. volumeDir string
  385. fileInVol string
  386. )
  387. if daemonPlatform == "windows" {
  388. volumeDir = `c:/test` // Forward-slash as using busybox
  389. fileInVol = `c:/test/file`
  390. } else {
  391. testRequires(c, DaemonIsLinux)
  392. volumeDir = "/test"
  393. fileInVol = "/test/file"
  394. }
  395. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  396. dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol)
  397. if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: "bar"`) {
  398. c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out)
  399. }
  400. dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol)
  401. }
  402. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  403. // TODO Windows: This test cannot yet run on a Windows daemon as Windows does
  404. // not support read-only bind mounts as at TP4
  405. testRequires(c, DaemonIsLinux)
  406. dockerCmd(c, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  407. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  408. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file"); err == nil {
  409. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  410. }
  411. dockerCmd(c, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  412. // Expect this to be read-only since both are "ro"
  413. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file"); err == nil {
  414. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  415. }
  416. }
  417. // Test for GH#10618
  418. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  419. path1 := randomTmpDirPath("test1", daemonPlatform)
  420. path2 := randomTmpDirPath("test2", daemonPlatform)
  421. someplace := ":/someplace"
  422. if daemonPlatform == "windows" {
  423. // Windows requires that the source directory exists before calling HCS
  424. testRequires(c, SameHostDaemon)
  425. someplace = `:c:\someplace`
  426. if err := os.MkdirAll(path1, 0755); err != nil {
  427. c.Fatalf("Failed to create %s: %q", path1, err)
  428. }
  429. defer os.RemoveAll(path1)
  430. if err := os.MkdirAll(path2, 0755); err != nil {
  431. c.Fatalf("Failed to create %s: %q", path1, err)
  432. }
  433. defer os.RemoveAll(path2)
  434. }
  435. mountstr1 := path1 + someplace
  436. mountstr2 := path2 + someplace
  437. if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {
  438. c.Fatal("Expected error about duplicate mount definitions")
  439. } else {
  440. if !strings.Contains(out, "Duplicate mount point") {
  441. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  442. }
  443. }
  444. }
  445. // Test for #1351
  446. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  447. prefix := ""
  448. if daemonPlatform == "windows" {
  449. prefix = `c:`
  450. }
  451. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  452. dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo")
  453. }
  454. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  455. prefix := ""
  456. if daemonPlatform == "windows" {
  457. prefix = `c:`
  458. }
  459. dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  460. dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar")
  461. dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  462. }
  463. // this tests verifies the ID format for the container
  464. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  465. out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true")
  466. if err != nil {
  467. c.Fatal(err)
  468. }
  469. if exit != 0 {
  470. c.Fatalf("expected exit code 0 received %d", exit)
  471. }
  472. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  473. if err != nil {
  474. c.Fatal(err)
  475. }
  476. if !match {
  477. c.Fatalf("Invalid container ID: %s", out)
  478. }
  479. }
  480. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  481. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  482. prefix := ""
  483. if daemonPlatform == "windows" {
  484. prefix = `c:`
  485. }
  486. dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true")
  487. }
  488. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  489. // Note that this bug happens only with symlinks with a target that starts with '/'.
  490. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  491. // Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...)
  492. testRequires(c, DaemonIsLinux)
  493. image := "docker-test-createvolumewithsymlink"
  494. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  495. buildCmd.Stdin = strings.NewReader(`FROM busybox
  496. RUN ln -s home /bar`)
  497. buildCmd.Dir = workingDirectory
  498. err := buildCmd.Run()
  499. if err != nil {
  500. c.Fatalf("could not build '%s': %v", image, err)
  501. }
  502. _, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  503. if err != nil || exitCode != 0 {
  504. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  505. }
  506. volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo")
  507. c.Assert(err, checker.IsNil)
  508. _, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink")
  509. if err != nil || exitCode != 0 {
  510. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  511. }
  512. _, err = os.Stat(volPath)
  513. if !os.IsNotExist(err) {
  514. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  515. }
  516. }
  517. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  518. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  519. name := "docker-test-volumesfromsymlinkpath"
  520. prefix := ""
  521. dfContents := `FROM busybox
  522. RUN ln -s home /foo
  523. VOLUME ["/foo/bar"]`
  524. if daemonPlatform == "windows" {
  525. prefix = `c:`
  526. dfContents = `FROM ` + WindowsBaseImage + `
  527. RUN mkdir c:\home
  528. RUN mklink /D c:\foo c:\home
  529. VOLUME ["c:/foo/bar"]
  530. ENTRYPOINT c:\windows\system32\cmd.exe`
  531. }
  532. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  533. buildCmd.Stdin = strings.NewReader(dfContents)
  534. buildCmd.Dir = workingDirectory
  535. err := buildCmd.Run()
  536. if err != nil {
  537. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  538. }
  539. out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)
  540. if err != nil || exitCode != 0 {
  541. c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out)
  542. }
  543. _, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar")
  544. if err != nil || exitCode != 0 {
  545. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  546. }
  547. }
  548. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  549. var (
  550. exit int
  551. err error
  552. )
  553. _, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72")
  554. if err == nil {
  555. c.Fatal("should not have a non nil error")
  556. }
  557. if exit != 72 {
  558. c.Fatalf("expected exit code 72 received %d", exit)
  559. }
  560. }
  561. func (s *DockerSuite) TestRunUserDefaults(c *check.C) {
  562. expected := "uid=0(root) gid=0(root)"
  563. if daemonPlatform == "windows" {
  564. expected = "uid=1000(SYSTEM) gid=1000(SYSTEM)"
  565. }
  566. out, _ := dockerCmd(c, "run", "busybox", "id")
  567. if !strings.Contains(out, expected) {
  568. c.Fatalf("expected '%s' got %s", expected, out)
  569. }
  570. }
  571. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  572. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  573. // not support the use of -u
  574. testRequires(c, DaemonIsLinux)
  575. out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id")
  576. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  577. c.Fatalf("expected root user got %s", out)
  578. }
  579. }
  580. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  581. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  582. // not support the use of -u
  583. testRequires(c, DaemonIsLinux)
  584. out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id")
  585. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  586. c.Fatalf("expected daemon user got %s", out)
  587. }
  588. }
  589. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  590. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  591. // not support the use of -u
  592. testRequires(c, DaemonIsLinux, NotArm)
  593. out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id")
  594. if err == nil {
  595. c.Fatal("No error, but must be.", out)
  596. }
  597. if !strings.Contains(out, "Uids and gids must be in range") {
  598. c.Fatalf("expected error about uids range, got %s", out)
  599. }
  600. }
  601. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  602. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  603. // not support the use of -u
  604. testRequires(c, DaemonIsLinux)
  605. out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id")
  606. if err == nil {
  607. c.Fatal("No error, but must be.", out)
  608. }
  609. if !strings.Contains(out, "Uids and gids must be in range") {
  610. c.Fatalf("expected error about uids range, got %s", out)
  611. }
  612. }
  613. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  614. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  615. // not support the use of -u
  616. testRequires(c, DaemonIsLinux)
  617. out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id")
  618. if err != nil {
  619. c.Fatal(err, out)
  620. }
  621. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  622. c.Fatalf("expected daemon user got %s", out)
  623. }
  624. }
  625. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  626. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  627. // not support the use of -u
  628. testRequires(c, DaemonIsLinux)
  629. _, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id")
  630. if err == nil {
  631. c.Fatal("unknown user should cause container to fail")
  632. }
  633. }
  634. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  635. // TODO Windows. There are two bugs in TP4 which means this test cannot
  636. // be reliably enabled. The first is a race condition where sometimes
  637. // HCS CreateComputeSystem() will fail "Invalid class string". #4985252 and
  638. // #4493430.
  639. //
  640. // The second, which is seen more readily by increasing the number of concurrent
  641. // containers to 5 or more, is that CSRSS hangs. This may fixed in the TP4 ZDP.
  642. // #4898773.
  643. testRequires(c, DaemonIsLinux)
  644. sleepTime := "2"
  645. if daemonPlatform == "windows" {
  646. sleepTime = "5" // Make more reliable on Windows
  647. }
  648. group := sync.WaitGroup{}
  649. group.Add(2)
  650. errChan := make(chan error, 2)
  651. for i := 0; i < 2; i++ {
  652. go func() {
  653. defer group.Done()
  654. _, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime)
  655. errChan <- err
  656. }()
  657. }
  658. group.Wait()
  659. close(errChan)
  660. for err := range errChan {
  661. c.Assert(err, check.IsNil)
  662. }
  663. }
  664. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  665. // TODO Windows: Environment handling is different between Linux and
  666. // Windows and this test relies currently on unix functionality.
  667. testRequires(c, DaemonIsLinux)
  668. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  669. cmd.Env = append(os.Environ(),
  670. "TRUE=false",
  671. "TRICKY=tri\ncky\n",
  672. )
  673. out, _, err := runCommandWithOutput(cmd)
  674. if err != nil {
  675. c.Fatal(err, out)
  676. }
  677. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  678. sort.Strings(actualEnv)
  679. goodEnv := []string{
  680. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  681. "HOSTNAME=testing",
  682. "FALSE=true",
  683. "TRUE=false",
  684. "TRICKY=tri",
  685. "cky",
  686. "",
  687. "HOME=/root",
  688. }
  689. sort.Strings(goodEnv)
  690. if len(goodEnv) != len(actualEnv) {
  691. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  692. }
  693. for i := range goodEnv {
  694. if actualEnv[i] != goodEnv[i] {
  695. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  696. }
  697. }
  698. }
  699. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  700. // TODO Windows: Environment handling is different between Linux and
  701. // Windows and this test relies currently on unix functionality.
  702. testRequires(c, DaemonIsLinux)
  703. // Test to make sure that when we use -e on env vars that are
  704. // not set in our local env that they're removed (if present) in
  705. // the container
  706. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  707. cmd.Env = appendBaseEnv([]string{})
  708. out, _, err := runCommandWithOutput(cmd)
  709. if err != nil {
  710. c.Fatal(err, out)
  711. }
  712. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  713. sort.Strings(actualEnv)
  714. goodEnv := []string{
  715. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  716. "HOME=/root",
  717. }
  718. sort.Strings(goodEnv)
  719. if len(goodEnv) != len(actualEnv) {
  720. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  721. }
  722. for i := range goodEnv {
  723. if actualEnv[i] != goodEnv[i] {
  724. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  725. }
  726. }
  727. }
  728. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  729. // TODO Windows: Environment handling is different between Linux and
  730. // Windows and this test relies currently on unix functionality.
  731. testRequires(c, DaemonIsLinux)
  732. // Test to make sure that when we use -e on env vars that are
  733. // already in the env that we're overriding them
  734. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  735. cmd.Env = appendBaseEnv([]string{"HOSTNAME=bar"})
  736. out, _, err := runCommandWithOutput(cmd)
  737. if err != nil {
  738. c.Fatal(err, out)
  739. }
  740. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  741. sort.Strings(actualEnv)
  742. goodEnv := []string{
  743. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  744. "HOME=/root2",
  745. "HOSTNAME=bar",
  746. }
  747. sort.Strings(goodEnv)
  748. if len(goodEnv) != len(actualEnv) {
  749. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  750. }
  751. for i := range goodEnv {
  752. if actualEnv[i] != goodEnv[i] {
  753. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  754. }
  755. }
  756. }
  757. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  758. if daemonPlatform == "windows" {
  759. // Windows busybox does not have ping. Use built in ping instead.
  760. dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  761. } else {
  762. dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  763. }
  764. }
  765. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  766. // TODO Windows: This is Linux specific as --link is not supported and
  767. // this will be deprecated in favor of container networking model.
  768. testRequires(c, DaemonIsLinux, NotUserNamespace)
  769. dockerCmd(c, "run", "--name", "linked", "busybox", "true")
  770. _, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true")
  771. if err == nil {
  772. c.Fatal("Expected error")
  773. }
  774. }
  775. // #7851 hostname outside container shows FQDN, inside only shortname
  776. // For testing purposes it is not required to set host's hostname directly
  777. // and use "--net=host" (as the original issue submitter did), as the same
  778. // codepath is executed with "docker run -h <hostname>". Both were manually
  779. // tested, but this testcase takes the simpler path of using "run -h .."
  780. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  781. // TODO Windows: -h is not yet functional.
  782. testRequires(c, DaemonIsLinux)
  783. out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  784. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  785. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  786. }
  787. }
  788. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  789. // Not applicable for Windows as Windows daemon does not support
  790. // the concept of --privileged, and mknod is a Unix concept.
  791. testRequires(c, DaemonIsLinux, NotUserNamespace)
  792. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  793. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  794. c.Fatalf("expected output ok received %s", actual)
  795. }
  796. }
  797. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  798. // Not applicable for Windows as Windows daemon does not support
  799. // the concept of --privileged, and mknod is a Unix concept.
  800. testRequires(c, DaemonIsLinux, NotUserNamespace)
  801. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  802. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  803. c.Fatalf("expected output ok received %s", actual)
  804. }
  805. }
  806. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  807. // Not applicable for Windows as there is no concept of --cap-drop
  808. testRequires(c, DaemonIsLinux)
  809. out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls")
  810. if err == nil {
  811. c.Fatal(err, out)
  812. }
  813. }
  814. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  815. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  816. testRequires(c, DaemonIsLinux)
  817. out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  818. if err == nil {
  819. c.Fatal(err, out)
  820. }
  821. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  822. c.Fatalf("expected output not ok received %s", actual)
  823. }
  824. }
  825. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  826. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  827. testRequires(c, DaemonIsLinux)
  828. out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  829. if err == nil {
  830. c.Fatal(err, out)
  831. }
  832. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  833. c.Fatalf("expected output not ok received %s", actual)
  834. }
  835. }
  836. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  837. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  838. testRequires(c, DaemonIsLinux)
  839. out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  840. if err == nil {
  841. c.Fatal(err, out)
  842. }
  843. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  844. c.Fatalf("expected output not ok received %s", actual)
  845. }
  846. }
  847. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  848. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  849. testRequires(c, DaemonIsLinux, NotUserNamespace)
  850. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  851. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  852. c.Fatalf("expected output ok received %s", actual)
  853. }
  854. }
  855. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  856. // Not applicable for Windows as there is no concept of --cap-add
  857. testRequires(c, DaemonIsLinux)
  858. out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls")
  859. if err == nil {
  860. c.Fatal(err, out)
  861. }
  862. }
  863. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  864. // Not applicable for Windows as there is no concept of --cap-add
  865. testRequires(c, DaemonIsLinux)
  866. out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  867. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  868. c.Fatalf("expected output ok received %s", actual)
  869. }
  870. }
  871. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  872. // Not applicable for Windows as there is no concept of --cap-add
  873. testRequires(c, DaemonIsLinux)
  874. out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  875. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  876. c.Fatalf("expected output ok received %s", actual)
  877. }
  878. }
  879. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  880. // Not applicable for Windows as there is no concept of --cap-add
  881. testRequires(c, DaemonIsLinux)
  882. out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  883. if err == nil {
  884. c.Fatal(err, out)
  885. }
  886. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  887. c.Fatalf("expected output not ok received %s", actual)
  888. }
  889. }
  890. func (s *DockerSuite) TestRunGroupAdd(c *check.C) {
  891. // Not applicable for Windows as there is no concept of --group-add
  892. testRequires(c, DaemonIsLinux)
  893. out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id")
  894. groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777"
  895. if actual := strings.Trim(out, "\r\n"); actual != groupsList {
  896. c.Fatalf("expected output %s received %s", groupsList, actual)
  897. }
  898. }
  899. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  900. // Not applicable for Windows as there is no concept of --privileged
  901. testRequires(c, DaemonIsLinux, NotUserNamespace)
  902. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  903. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  904. c.Fatalf("expected output ok received %s", actual)
  905. }
  906. }
  907. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  908. // Not applicable for Windows as there is no concept of unprivileged
  909. testRequires(c, DaemonIsLinux)
  910. out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  911. if err == nil {
  912. c.Fatal(err, out)
  913. }
  914. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  915. c.Fatalf("expected output not ok received %s", actual)
  916. }
  917. }
  918. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  919. // Not applicable for Windows as there is no concept of unprivileged
  920. testRequires(c, DaemonIsLinux, NotArm)
  921. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 {
  922. c.Fatal("sys should not be writable in a non privileged container")
  923. }
  924. }
  925. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  926. // Not applicable for Windows as there is no concept of unprivileged
  927. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  928. if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 {
  929. c.Fatalf("sys should be writable in privileged container")
  930. }
  931. }
  932. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  933. // Not applicable for Windows as there is no concept of unprivileged
  934. testRequires(c, DaemonIsLinux)
  935. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 {
  936. c.Fatal("proc should not be writable in a non privileged container")
  937. }
  938. }
  939. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  940. // Not applicable for Windows as there is no concept of --privileged
  941. testRequires(c, DaemonIsLinux, NotUserNamespace)
  942. if _, code := dockerCmd(c, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger"); code != 0 {
  943. c.Fatalf("proc should be writable in privileged container")
  944. }
  945. }
  946. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  947. // Not applicable on Windows as /dev/ is a Unix specific concept
  948. // TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user
  949. testRequires(c, DaemonIsLinux, NotUserNamespace)
  950. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  951. deviceLineFields := strings.Fields(out)
  952. deviceLineFields[6] = ""
  953. deviceLineFields[7] = ""
  954. deviceLineFields[8] = ""
  955. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  956. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  957. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  958. }
  959. }
  960. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  961. // Not applicable on Windows as /dev/ is a Unix specific concept
  962. testRequires(c, DaemonIsLinux)
  963. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  964. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  965. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  966. }
  967. }
  968. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  969. // Not applicable on Windows as it does not support chroot
  970. testRequires(c, DaemonIsLinux)
  971. dockerCmd(c, "run", "busybox", "chroot", "/", "true")
  972. }
  973. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  974. // Not applicable on Windows as Windows does not support --device
  975. testRequires(c, DaemonIsLinux, NotUserNamespace)
  976. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  977. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  978. c.Fatalf("expected output /dev/nulo, received %s", actual)
  979. }
  980. }
  981. func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *check.C) {
  982. // Not applicable on Windows as Windows does not support --device
  983. testRequires(c, DaemonIsLinux, NotUserNamespace)
  984. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero")
  985. if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" {
  986. c.Fatalf("expected output /dev/zero, received %s", actual)
  987. }
  988. }
  989. func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *check.C) {
  990. // Not applicable on Windows as Windows does not support --device
  991. testRequires(c, DaemonIsLinux, NotUserNamespace)
  992. _, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero")
  993. if err == nil {
  994. c.Fatalf("run container with device mode ro should fail")
  995. }
  996. }
  997. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  998. // Not applicable on Windows as Windows does not support -h
  999. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1000. out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1001. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1002. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1003. }
  1004. out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1005. hostname, err := os.Hostname()
  1006. if err != nil {
  1007. c.Fatal(err)
  1008. }
  1009. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1010. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1011. }
  1012. }
  1013. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1014. out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")
  1015. expected := "/\n"
  1016. if daemonPlatform == "windows" {
  1017. expected = "C:" + expected
  1018. }
  1019. if out != expected {
  1020. c.Fatalf("pwd returned %q (expected %s)", s, expected)
  1021. }
  1022. }
  1023. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1024. if daemonPlatform == "windows" {
  1025. // Windows busybox will fail with Permission Denied on items such as pagefile.sys
  1026. dockerCmd(c, "run", "-v", `c:\:c:\host`, WindowsBaseImage, "cmd", "-c", "dir", `c:\host`)
  1027. } else {
  1028. dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host")
  1029. }
  1030. }
  1031. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1032. mount := "/:/"
  1033. targetDir := "/host"
  1034. if daemonPlatform == "windows" {
  1035. mount = `c:\:c\`
  1036. targetDir = "c:/host" // Forward slash as using busybox
  1037. }
  1038. out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir)
  1039. if err == nil {
  1040. c.Fatal(out, err)
  1041. }
  1042. }
  1043. // Verify that a container gets default DNS when only localhost resolvers exist
  1044. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1045. // Not applicable on Windows as this is testing Unix specific functionality
  1046. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1047. // preserve original resolv.conf for restoring after test
  1048. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1049. if os.IsNotExist(err) {
  1050. c.Fatalf("/etc/resolv.conf does not exist")
  1051. }
  1052. // defer restored original conf
  1053. defer func() {
  1054. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1055. c.Fatal(err)
  1056. }
  1057. }()
  1058. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1059. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1060. // GetNameservers(), leading to a replacement of nameservers with the default set
  1061. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1062. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1063. c.Fatal(err)
  1064. }
  1065. actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1066. // check that the actual defaults are appended to the commented out
  1067. // localhost resolver (which should be preserved)
  1068. // NOTE: if we ever change the defaults from google dns, this will break
  1069. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1070. if actual != expected {
  1071. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1072. }
  1073. }
  1074. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1075. // Not applicable on Windows as Windows does not support --dns*, or
  1076. // the Unix-specific functionality of resolv.conf.
  1077. testRequires(c, DaemonIsLinux)
  1078. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf")
  1079. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1080. if !strings.Contains(stderr, "Localhost DNS setting") {
  1081. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1082. }
  1083. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1084. if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" {
  1085. c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual)
  1086. }
  1087. out, stderr, _ = dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf")
  1088. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1089. if actual != "nameserver 127.0.0.1 options ndots:3" {
  1090. c.Fatalf("expected 'nameserver 127.0.0.1 options ndots:3', but says: %q", actual)
  1091. }
  1092. }
  1093. func (s *DockerSuite) TestRunDnsRepeatOptions(c *check.C) {
  1094. testRequires(c, DaemonIsLinux)
  1095. 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")
  1096. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1097. if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" {
  1098. 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)
  1099. }
  1100. }
  1101. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1102. // Not applicable on Windows as testing Unix specific functionality
  1103. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1104. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1105. if os.IsNotExist(err) {
  1106. c.Fatalf("/etc/resolv.conf does not exist")
  1107. }
  1108. hostNamservers := resolvconf.GetNameservers(origResolvConf, netutils.IP)
  1109. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1110. var out string
  1111. out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1112. if actualNameservers := resolvconf.GetNameservers([]byte(out), netutils.IP); string(actualNameservers[0]) != "127.0.0.1" {
  1113. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1114. }
  1115. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1116. if len(actualSearch) != len(hostSearch) {
  1117. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1118. }
  1119. for i := range actualSearch {
  1120. if actualSearch[i] != hostSearch[i] {
  1121. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1122. }
  1123. }
  1124. out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1125. actualNameservers := resolvconf.GetNameservers([]byte(out), netutils.IP)
  1126. if len(actualNameservers) != len(hostNamservers) {
  1127. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1128. }
  1129. for i := range actualNameservers {
  1130. if actualNameservers[i] != hostNamservers[i] {
  1131. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1132. }
  1133. }
  1134. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1135. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1136. }
  1137. // test with file
  1138. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1139. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1140. c.Fatal(err)
  1141. }
  1142. // put the old resolvconf back
  1143. defer func() {
  1144. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1145. c.Fatal(err)
  1146. }
  1147. }()
  1148. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1149. if os.IsNotExist(err) {
  1150. c.Fatalf("/etc/resolv.conf does not exist")
  1151. }
  1152. hostNamservers = resolvconf.GetNameservers(resolvConf, netutils.IP)
  1153. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1154. out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1155. if actualNameservers = resolvconf.GetNameservers([]byte(out), netutils.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1156. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1157. }
  1158. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1159. if len(actualSearch) != len(hostSearch) {
  1160. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1161. }
  1162. for i := range actualSearch {
  1163. if actualSearch[i] != hostSearch[i] {
  1164. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1165. }
  1166. }
  1167. }
  1168. // Test to see if a non-root user can resolve a DNS name. Also
  1169. // check if the container resolv.conf file has at least 0644 perm.
  1170. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1171. // Not applicable on Windows as Windows does not support --user
  1172. testRequires(c, SameHostDaemon, Network, DaemonIsLinux, NotArm)
  1173. dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org")
  1174. cID, err := getIDByName("testperm")
  1175. if err != nil {
  1176. c.Fatal(err)
  1177. }
  1178. fmode := (os.FileMode)(0644)
  1179. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1180. if err != nil {
  1181. c.Fatal(err)
  1182. }
  1183. if (finfo.Mode() & fmode) != fmode {
  1184. c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String())
  1185. }
  1186. }
  1187. // Test if container resolv.conf gets updated the next time it restarts
  1188. // if host /etc/resolv.conf has changed. This only applies if the container
  1189. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1190. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1191. // Not applicable on Windows as testing unix specific functionality
  1192. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1193. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n")
  1194. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1195. //take a copy of resolv.conf for restoring after test completes
  1196. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1197. if err != nil {
  1198. c.Fatal(err)
  1199. }
  1200. // This test case is meant to test monitoring resolv.conf when it is
  1201. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1202. // it with a file containing the original settings.
  1203. cmd := exec.Command("umount", "/etc/resolv.conf")
  1204. if _, err = runCommand(cmd); err != nil {
  1205. c.Fatal(err)
  1206. }
  1207. //cleanup
  1208. defer func() {
  1209. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1210. c.Fatal(err)
  1211. }
  1212. }()
  1213. //1. test that a restarting container gets an updated resolv.conf
  1214. dockerCmd(c, "run", "--name='first'", "busybox", "true")
  1215. containerID1, err := getIDByName("first")
  1216. if err != nil {
  1217. c.Fatal(err)
  1218. }
  1219. // replace resolv.conf with our temporary copy
  1220. bytesResolvConf := []byte(tmpResolvConf)
  1221. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1222. c.Fatal(err)
  1223. }
  1224. // start the container again to pickup changes
  1225. dockerCmd(c, "start", "first")
  1226. // check for update in container
  1227. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1228. if err != nil {
  1229. c.Fatal(err)
  1230. }
  1231. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1232. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1233. }
  1234. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1235. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1236. c.Fatal(err)
  1237. } */
  1238. //2. test that a restarting container does not receive resolv.conf updates
  1239. // if it modified the container copy of the starting point resolv.conf
  1240. dockerCmd(c, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1241. containerID2, err := getIDByName("second")
  1242. if err != nil {
  1243. c.Fatal(err)
  1244. }
  1245. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1246. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1247. c.Fatal(err)
  1248. }
  1249. // start the container again
  1250. dockerCmd(c, "start", "second")
  1251. // check for update in container
  1252. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1253. if err != nil {
  1254. c.Fatal(err)
  1255. }
  1256. if bytes.Equal(containerResolv, resolvConfSystem) {
  1257. c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv))
  1258. }
  1259. //3. test that a running container's resolv.conf is not modified while running
  1260. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1261. runningContainerID := strings.TrimSpace(out)
  1262. // replace resolv.conf
  1263. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1264. c.Fatal(err)
  1265. }
  1266. // check for update in container
  1267. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1268. if err != nil {
  1269. c.Fatal(err)
  1270. }
  1271. if bytes.Equal(containerResolv, bytesResolvConf) {
  1272. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1273. }
  1274. //4. test that a running container's resolv.conf is updated upon restart
  1275. // (the above container is still running..)
  1276. dockerCmd(c, "restart", runningContainerID)
  1277. // check for update in container
  1278. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1279. if err != nil {
  1280. c.Fatal(err)
  1281. }
  1282. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1283. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1284. }
  1285. //5. test that additions of a localhost resolver are cleaned from
  1286. // host resolv.conf before updating container's resolv.conf copies
  1287. // replace resolv.conf with a localhost-only nameserver copy
  1288. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1289. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1290. c.Fatal(err)
  1291. }
  1292. // start the container again to pickup changes
  1293. dockerCmd(c, "start", "first")
  1294. // our first exited container ID should have been updated, but with default DNS
  1295. // after the cleanup of resolv.conf found only a localhost nameserver:
  1296. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1297. if err != nil {
  1298. c.Fatal(err)
  1299. }
  1300. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1301. if !bytes.Equal(containerResolv, []byte(expected)) {
  1302. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1303. }
  1304. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1305. // of containers' resolv.conf.
  1306. // Restore the original resolv.conf
  1307. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1308. c.Fatal(err)
  1309. }
  1310. // Run the container so it picks up the old settings
  1311. dockerCmd(c, "run", "--name='third'", "busybox", "true")
  1312. containerID3, err := getIDByName("third")
  1313. if err != nil {
  1314. c.Fatal(err)
  1315. }
  1316. // Create a modified resolv.conf.aside and override resolv.conf with it
  1317. bytesResolvConf = []byte(tmpResolvConf)
  1318. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1319. c.Fatal(err)
  1320. }
  1321. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1322. if err != nil {
  1323. c.Fatal(err)
  1324. }
  1325. // start the container again to pickup changes
  1326. dockerCmd(c, "start", "third")
  1327. // check for update in container
  1328. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1329. if err != nil {
  1330. c.Fatal(err)
  1331. }
  1332. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1333. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1334. }
  1335. //cleanup, restore original resolv.conf happens in defer func()
  1336. }
  1337. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1338. // Not applicable on Windows as it does not support --add-host
  1339. testRequires(c, DaemonIsLinux)
  1340. out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1341. actual := strings.Trim(out, "\r\n")
  1342. if actual != "86.75.30.9\textra" {
  1343. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1344. }
  1345. }
  1346. // Regression test for #6983
  1347. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1348. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true")
  1349. if exitCode != 0 {
  1350. c.Fatalf("Container should have exited with error code 0")
  1351. }
  1352. }
  1353. // Regression test for #6983
  1354. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1355. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true")
  1356. if exitCode != 0 {
  1357. c.Fatalf("Container should have exited with error code 0")
  1358. }
  1359. }
  1360. // Regression test for #6983
  1361. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1362. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1363. if exitCode != 0 {
  1364. c.Fatalf("Container should have exited with error code 0")
  1365. }
  1366. }
  1367. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1368. // but using --attach instead of -a to make sure we read the flag correctly
  1369. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1370. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1371. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1372. if err == nil {
  1373. c.Fatal("Container should have exited with error code different than 0")
  1374. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1375. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1376. }
  1377. }
  1378. func (s *DockerSuite) TestRunState(c *check.C) {
  1379. // TODO Windows: This needs some rework as Windows busybox does not support top
  1380. testRequires(c, DaemonIsLinux)
  1381. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1382. id := strings.TrimSpace(out)
  1383. state := inspectField(c, id, "State.Running")
  1384. if state != "true" {
  1385. c.Fatal("Container state is 'not running'")
  1386. }
  1387. pid1 := inspectField(c, id, "State.Pid")
  1388. if pid1 == "0" {
  1389. c.Fatal("Container state Pid 0")
  1390. }
  1391. dockerCmd(c, "stop", id)
  1392. state = inspectField(c, id, "State.Running")
  1393. if state != "false" {
  1394. c.Fatal("Container state is 'running'")
  1395. }
  1396. pid2 := inspectField(c, id, "State.Pid")
  1397. if pid2 == pid1 {
  1398. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1399. }
  1400. dockerCmd(c, "start", id)
  1401. state = inspectField(c, id, "State.Running")
  1402. if state != "true" {
  1403. c.Fatal("Container state is 'not running'")
  1404. }
  1405. pid3 := inspectField(c, id, "State.Pid")
  1406. if pid3 == pid1 {
  1407. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1408. }
  1409. }
  1410. // Test for #1737
  1411. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1412. // Not applicable on Windows as it does not support uid or gid in this way
  1413. testRequires(c, DaemonIsLinux)
  1414. name := "testrunvolumesuidgid"
  1415. _, err := buildImage(name,
  1416. `FROM busybox
  1417. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1418. RUN echo 'dockerio:x:1001:' >> /etc/group
  1419. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1420. true)
  1421. if err != nil {
  1422. c.Fatal(err)
  1423. }
  1424. // Test that the uid and gid is copied from the image to the volume
  1425. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1426. out = strings.TrimSpace(out)
  1427. if out != "dockerio:dockerio" {
  1428. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1429. }
  1430. }
  1431. // Test for #1582
  1432. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1433. // TODO Windows, post TP4. Windows does not yet support volume functionality
  1434. // that copies from the image to the volume.
  1435. testRequires(c, DaemonIsLinux)
  1436. name := "testruncopyvolumecontent"
  1437. _, err := buildImage(name,
  1438. `FROM busybox
  1439. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1440. true)
  1441. if err != nil {
  1442. c.Fatal(err)
  1443. }
  1444. // Test that the content is copied from the image to the volume
  1445. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1446. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1447. c.Fatal("Container failed to transfer content to volume")
  1448. }
  1449. }
  1450. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1451. name := "testrunmdcleanuponentrypoint"
  1452. if _, err := buildImage(name,
  1453. `FROM busybox
  1454. ENTRYPOINT ["echo"]
  1455. CMD ["testingpoint"]`,
  1456. true); err != nil {
  1457. c.Fatal(err)
  1458. }
  1459. out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name)
  1460. if exit != 0 {
  1461. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1462. }
  1463. out = strings.TrimSpace(out)
  1464. expected := "root"
  1465. if daemonPlatform == "windows" {
  1466. expected = `nt authority\system`
  1467. }
  1468. if out != expected {
  1469. c.Fatalf("Expected output %s, got %q", expected, out)
  1470. }
  1471. }
  1472. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1473. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1474. existingFile := "/bin/cat"
  1475. expected := "Cannot mkdir: /bin/cat is not a directory"
  1476. if daemonPlatform == "windows" {
  1477. existingFile = `\windows\system32\ntdll.dll`
  1478. expected = `Cannot mkdir: \windows\system32\ntdll.dll is not a directory.`
  1479. }
  1480. out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox")
  1481. if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) {
  1482. c.Fatalf("Docker must complains about making dir with exitCode 125 but we got out: %s, exitCode: %d", out, exitCode)
  1483. }
  1484. }
  1485. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1486. name := "testrunexitonstdinclose"
  1487. meow := "/bin/cat"
  1488. delay := 1
  1489. if daemonPlatform == "windows" {
  1490. meow = "cat"
  1491. delay = 60
  1492. }
  1493. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow)
  1494. stdin, err := runCmd.StdinPipe()
  1495. if err != nil {
  1496. c.Fatal(err)
  1497. }
  1498. stdout, err := runCmd.StdoutPipe()
  1499. if err != nil {
  1500. c.Fatal(err)
  1501. }
  1502. if err := runCmd.Start(); err != nil {
  1503. c.Fatal(err)
  1504. }
  1505. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1506. c.Fatal(err)
  1507. }
  1508. r := bufio.NewReader(stdout)
  1509. line, err := r.ReadString('\n')
  1510. if err != nil {
  1511. c.Fatal(err)
  1512. }
  1513. line = strings.TrimSpace(line)
  1514. if line != "hello" {
  1515. c.Fatalf("Output should be 'hello', got '%q'", line)
  1516. }
  1517. if err := stdin.Close(); err != nil {
  1518. c.Fatal(err)
  1519. }
  1520. finish := make(chan error)
  1521. go func() {
  1522. finish <- runCmd.Wait()
  1523. close(finish)
  1524. }()
  1525. select {
  1526. case err := <-finish:
  1527. c.Assert(err, check.IsNil)
  1528. case <-time.After(time.Duration(delay) * time.Second):
  1529. c.Fatal("docker run failed to exit on stdin close")
  1530. }
  1531. state := inspectField(c, name, "State.Running")
  1532. if state != "false" {
  1533. c.Fatal("Container must be stopped after stdin closing")
  1534. }
  1535. }
  1536. // Test for #2267
  1537. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1538. // Cannot run on Windows as Windows does not support diff.
  1539. testRequires(c, DaemonIsLinux)
  1540. name := "writehosts"
  1541. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1542. if !strings.Contains(out, "test2267") {
  1543. c.Fatal("/etc/hosts should contain 'test2267'")
  1544. }
  1545. out, _ = dockerCmd(c, "diff", name)
  1546. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1547. c.Fatal("diff should be empty")
  1548. }
  1549. }
  1550. func eqToBaseDiff(out string, c *check.C) bool {
  1551. out1, _ := dockerCmd(c, "run", "-d", "busybox", "echo", "hello")
  1552. cID := strings.TrimSpace(out1)
  1553. baseDiff, _ := dockerCmd(c, "diff", cID)
  1554. baseArr := strings.Split(baseDiff, "\n")
  1555. sort.Strings(baseArr)
  1556. outArr := strings.Split(out, "\n")
  1557. sort.Strings(outArr)
  1558. return sliceEq(baseArr, outArr)
  1559. }
  1560. func sliceEq(a, b []string) bool {
  1561. if len(a) != len(b) {
  1562. return false
  1563. }
  1564. for i := range a {
  1565. if a[i] != b[i] {
  1566. return false
  1567. }
  1568. }
  1569. return true
  1570. }
  1571. // Test for #2267
  1572. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1573. // Cannot run on Windows as Windows does not support diff.
  1574. testRequires(c, DaemonIsLinux)
  1575. name := "writehostname"
  1576. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1577. if !strings.Contains(out, "test2267") {
  1578. c.Fatal("/etc/hostname should contain 'test2267'")
  1579. }
  1580. out, _ = dockerCmd(c, "diff", name)
  1581. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1582. c.Fatal("diff should be empty")
  1583. }
  1584. }
  1585. // Test for #2267
  1586. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1587. // Cannot run on Windows as Windows does not support diff.
  1588. testRequires(c, DaemonIsLinux)
  1589. name := "writeresolv"
  1590. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1591. if !strings.Contains(out, "test2267") {
  1592. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1593. }
  1594. out, _ = dockerCmd(c, "diff", name)
  1595. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1596. c.Fatal("diff should be empty")
  1597. }
  1598. }
  1599. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1600. // Cannot run on Windows as Windows does not support --device
  1601. testRequires(c, DaemonIsLinux)
  1602. name := "baddevice"
  1603. out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true")
  1604. if err == nil {
  1605. c.Fatal("Run should fail with bad device")
  1606. }
  1607. expected := `"/etc": not a device node`
  1608. if !strings.Contains(out, expected) {
  1609. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1610. }
  1611. }
  1612. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1613. name := "entrypoint"
  1614. // Note Windows does not have an echo.exe built in.
  1615. var out, expected string
  1616. if daemonPlatform == "windows" {
  1617. out, _ = dockerCmd(c, "run", "--name", name, "--entrypoint", "cmd /s /c echo", "busybox", "foobar")
  1618. expected = "foobar\r\n"
  1619. } else {
  1620. out, _ = dockerCmd(c, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1621. expected = "foobar"
  1622. }
  1623. if out != expected {
  1624. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1625. }
  1626. }
  1627. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1628. testRequires(c, SameHostDaemon)
  1629. if daemonPlatform == "linux" {
  1630. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1631. }
  1632. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1633. if err != nil {
  1634. c.Fatal(err)
  1635. }
  1636. defer os.RemoveAll(tmpDir)
  1637. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1638. // TODO Windows Post TP4. Windows does not yet support :ro binds
  1639. if daemonPlatform != "windows" {
  1640. // Test reading from a read-only bind mount
  1641. out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1642. if !strings.Contains(out, "touch-me") {
  1643. c.Fatal("Container failed to read from bind mount")
  1644. }
  1645. }
  1646. // test writing to bind mount
  1647. if daemonPlatform == "windows" {
  1648. dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla")
  1649. } else {
  1650. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1651. }
  1652. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1653. // test mounting to an illegal destination directory
  1654. _, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1655. if err == nil {
  1656. c.Fatal("Container bind mounted illegal directory")
  1657. }
  1658. // Windows does not (and likely never will) support mounting a single file
  1659. if daemonPlatform != "windows" {
  1660. // test mount a file
  1661. dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1662. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1663. expected := "yotta"
  1664. if content != expected {
  1665. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1666. }
  1667. }
  1668. }
  1669. // Ensure that CIDFile gets deleted if it's empty
  1670. // Perform this test by making `docker run` fail
  1671. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1672. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1673. if err != nil {
  1674. c.Fatal(err)
  1675. }
  1676. defer os.RemoveAll(tmpDir)
  1677. tmpCidFile := path.Join(tmpDir, "cid")
  1678. image := "emptyfs"
  1679. if daemonPlatform == "windows" {
  1680. // Windows can't support an emptyfs image. Just use the regular Windows image
  1681. image = WindowsBaseImage
  1682. }
  1683. out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image)
  1684. if err == nil {
  1685. c.Fatalf("Run without command must fail. out=%s", out)
  1686. } else if !strings.Contains(out, "No command specified") {
  1687. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1688. }
  1689. if _, err := os.Stat(tmpCidFile); err == nil {
  1690. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1691. }
  1692. }
  1693. // #2098 - Docker cidFiles only contain short version of the containerId
  1694. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1695. // TestRunCidFile tests that run --cidfile returns the longid
  1696. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1697. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1698. if err != nil {
  1699. c.Fatal(err)
  1700. }
  1701. tmpCidFile := path.Join(tmpDir, "cid")
  1702. defer os.RemoveAll(tmpDir)
  1703. out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1704. id := strings.TrimSpace(out)
  1705. buffer, err := ioutil.ReadFile(tmpCidFile)
  1706. if err != nil {
  1707. c.Fatal(err)
  1708. }
  1709. cid := string(buffer)
  1710. if len(cid) != 64 {
  1711. c.Fatalf("--cidfile should be a long id, not %q", id)
  1712. }
  1713. if cid != id {
  1714. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1715. }
  1716. }
  1717. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1718. mac := "12:34:56:78:9a:bc"
  1719. var out string
  1720. if daemonPlatform == "windows" {
  1721. out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'")
  1722. mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs
  1723. } else {
  1724. 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}'")
  1725. }
  1726. actualMac := strings.TrimSpace(out)
  1727. if actualMac != mac {
  1728. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1729. }
  1730. }
  1731. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1732. // TODO Windows. Network settings are not propagated back to inspect.
  1733. testRequires(c, DaemonIsLinux)
  1734. mac := "12:34:56:78:9a:bc"
  1735. out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1736. id := strings.TrimSpace(out)
  1737. inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress")
  1738. if inspectedMac != mac {
  1739. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1740. }
  1741. }
  1742. // test docker run use a invalid mac address
  1743. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1744. out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1745. //use a invalid mac address should with a error out
  1746. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1747. c.Fatalf("run with an invalid --mac-address should with error out")
  1748. }
  1749. }
  1750. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1751. // TODO Windows. Network settings are not propagated back to inspect.
  1752. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1753. out, _ := dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1754. id := strings.TrimSpace(out)
  1755. ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress")
  1756. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1757. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1758. out, _, err := runCommandWithOutput(iptCmd)
  1759. if err != nil {
  1760. c.Fatal(err, out)
  1761. }
  1762. if err := deleteContainer(id); err != nil {
  1763. c.Fatal(err)
  1764. }
  1765. dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1766. }
  1767. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1768. // TODO Windows. The duplicate NAT message returned by Windows will be
  1769. // changing as is currently completely undecipherable. Does need modifying
  1770. // to run sh rather than top though as top isn't in Windows busybox.
  1771. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1772. port := "1234"
  1773. dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top")
  1774. out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top")
  1775. if err == nil {
  1776. c.Fatalf("Binding on used port must fail")
  1777. }
  1778. if !strings.Contains(out, "port is already allocated") {
  1779. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1780. }
  1781. }
  1782. // https://github.com/docker/docker/issues/12148
  1783. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1784. // TODO Windows. -P is not yet supported
  1785. testRequires(c, DaemonIsLinux)
  1786. // allocate a dynamic port to get the most recent
  1787. out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1788. id := strings.TrimSpace(out)
  1789. out, _ = dockerCmd(c, "port", id, "80")
  1790. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1791. port, err := strconv.ParseInt(strPort, 10, 64)
  1792. if err != nil {
  1793. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1794. }
  1795. // allocate a static port and a dynamic port together, with static port
  1796. // takes the next recent port in dynamic port range.
  1797. dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top")
  1798. }
  1799. // Regression test for #7792
  1800. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1801. // TODO Windows: Post TP4. Updated, but Windows does not support nested mounts currently.
  1802. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1803. prefix := ""
  1804. if daemonPlatform == "windows" {
  1805. prefix = "c:"
  1806. }
  1807. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1808. if err != nil {
  1809. c.Fatal(err)
  1810. }
  1811. defer os.RemoveAll(tmpDir)
  1812. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1813. if err != nil {
  1814. c.Fatal(err)
  1815. }
  1816. defer os.RemoveAll(tmpDir2)
  1817. // Create a temporary tmpfs mounc.
  1818. fooDir := filepath.Join(tmpDir, "foo")
  1819. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1820. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1821. }
  1822. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1823. c.Fatal(err)
  1824. }
  1825. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1826. c.Fatal(err)
  1827. }
  1828. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1829. c.Fatal(err)
  1830. }
  1831. dockerCmd(c, "run",
  1832. "-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir),
  1833. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir),
  1834. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2),
  1835. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir),
  1836. "busybox:latest", "sh", "-c",
  1837. "ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me")
  1838. }
  1839. // Regression test for https://github.com/docker/docker/issues/8259
  1840. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1841. // Not applicable on Windows as Windows does not support volumes
  1842. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1843. prefix := ""
  1844. if daemonPlatform == "windows" {
  1845. prefix = "c:"
  1846. }
  1847. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1848. if err != nil {
  1849. c.Fatal(err)
  1850. }
  1851. defer os.RemoveAll(tmpDir)
  1852. linkPath := os.TempDir() + "/testlink2"
  1853. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1854. c.Fatal(err)
  1855. }
  1856. defer os.RemoveAll(linkPath)
  1857. // Create first container
  1858. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1859. // Create second container with same symlinked path
  1860. // This will fail if the referenced issue is hit with a "Volume exists" error
  1861. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1862. }
  1863. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  1864. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  1865. // While Windows supports volumes, it does not support --add-host hence
  1866. // this test is not applicable on Windows.
  1867. testRequires(c, DaemonIsLinux)
  1868. out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  1869. if !strings.Contains(out, "nameserver 127.0.0.1") {
  1870. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  1871. }
  1872. out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  1873. if !strings.Contains(out, "test123") {
  1874. c.Fatal("/etc volume mount hides /etc/hostname")
  1875. }
  1876. out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  1877. out = strings.Replace(out, "\n", " ", -1)
  1878. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  1879. c.Fatal("/etc volume mount hides /etc/hosts")
  1880. }
  1881. }
  1882. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  1883. // TODO Windows (Post TP4). Windows does not support volumes which
  1884. // are pre-populated such as is built in the dockerfile used in this test.
  1885. testRequires(c, DaemonIsLinux)
  1886. if _, err := buildImage("dataimage",
  1887. `FROM busybox
  1888. RUN mkdir -p /foo
  1889. RUN touch /foo/bar`,
  1890. true); err != nil {
  1891. c.Fatal(err)
  1892. }
  1893. dockerCmd(c, "run", "--name", "test", "-v", "/foo", "busybox")
  1894. if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1895. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  1896. }
  1897. tmpDir := randomTmpDirPath("docker_test_bind_mount_copy_data", daemonPlatform)
  1898. if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1899. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  1900. }
  1901. }
  1902. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  1903. // just run with unknown image
  1904. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  1905. stdout := bytes.NewBuffer(nil)
  1906. cmd.Stdout = stdout
  1907. if err := cmd.Run(); err == nil {
  1908. c.Fatal("Run with unknown image should fail")
  1909. }
  1910. if stdout.Len() != 0 {
  1911. c.Fatalf("Stdout contains output from pull: %s", stdout)
  1912. }
  1913. }
  1914. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  1915. testRequires(c, SameHostDaemon)
  1916. prefix := ""
  1917. slash := `/`
  1918. if daemonPlatform == "windows" {
  1919. prefix = "c:"
  1920. slash = `\`
  1921. }
  1922. if _, err := buildImage("run_volumes_clean_paths",
  1923. `FROM busybox
  1924. VOLUME `+prefix+`/foo/`,
  1925. true); err != nil {
  1926. c.Fatal(err)
  1927. }
  1928. dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  1929. out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash)
  1930. if err != errMountNotFound {
  1931. c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out)
  1932. }
  1933. out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`)
  1934. c.Assert(err, check.IsNil)
  1935. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1936. c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out)
  1937. }
  1938. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash)
  1939. if err != errMountNotFound {
  1940. c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out)
  1941. }
  1942. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar")
  1943. c.Assert(err, check.IsNil)
  1944. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1945. c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out)
  1946. }
  1947. }
  1948. // Regression test for #3631
  1949. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  1950. // TODO Windows: This should be able to run on Windows if can find an
  1951. // alternate to /dev/zero and /dev/stdout.
  1952. testRequires(c, DaemonIsLinux)
  1953. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  1954. stdout, err := cont.StdoutPipe()
  1955. if err != nil {
  1956. c.Fatal(err)
  1957. }
  1958. if err := cont.Start(); err != nil {
  1959. c.Fatal(err)
  1960. }
  1961. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  1962. if err != nil {
  1963. c.Fatal(err)
  1964. }
  1965. expected := 2 * 1024 * 2000
  1966. if n != expected {
  1967. c.Fatalf("Expected %d, got %d", expected, n)
  1968. }
  1969. }
  1970. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  1971. // TODO Windows: -P is not currently supported. Also network
  1972. // settings are not propagated back.
  1973. testRequires(c, DaemonIsLinux)
  1974. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  1975. id := strings.TrimSpace(out)
  1976. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  1977. var ports nat.PortMap
  1978. if err := unmarshalJSON([]byte(portstr), &ports); err != nil {
  1979. c.Fatal(err)
  1980. }
  1981. for port, binding := range ports {
  1982. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  1983. if portnum < 3000 || portnum > 3003 {
  1984. c.Fatalf("Port %d is out of range ", portnum)
  1985. }
  1986. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  1987. c.Fatalf("Port is not mapped for the port %s", port)
  1988. }
  1989. }
  1990. }
  1991. // test docker run expose a invalid port
  1992. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  1993. out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox")
  1994. //expose a invalid port should with a error out
  1995. if err == nil || !strings.Contains(out, "Invalid range format for --expose") {
  1996. c.Fatalf("run --expose a invalid port should with error out")
  1997. }
  1998. }
  1999. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2000. out, _, _ := dockerCmdWithStdoutStderr(c, "create", "busybox", "/bin/nada")
  2001. cID := strings.TrimSpace(out)
  2002. _, _, err := dockerCmdWithError("start", cID)
  2003. // Windows and Linux are different here by architectural design. Linux will
  2004. // fail to start the container, so an error is expected. Windows will
  2005. // successfully start the container, and once started attempt to execute
  2006. // the command which will fail.
  2007. if daemonPlatform == "windows" {
  2008. // Wait for it to exit.
  2009. waitExited(cID, 30*time.Second)
  2010. c.Assert(err, check.IsNil)
  2011. } else {
  2012. c.Assert(err, check.NotNil)
  2013. }
  2014. rc := inspectField(c, cID, "State.ExitCode")
  2015. if rc == "0" {
  2016. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2017. }
  2018. }
  2019. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2020. // Not applicable on Windows as uses Unix-specific capabilities
  2021. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2022. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2023. if err != nil {
  2024. c.Fatal(err)
  2025. }
  2026. out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2027. out = strings.Trim(out, "\n")
  2028. if hostIpc != out {
  2029. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out)
  2030. }
  2031. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2032. out = strings.Trim(out, "\n")
  2033. if hostIpc == out {
  2034. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out)
  2035. }
  2036. }
  2037. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2038. // Not applicable on Windows as uses Unix-specific capabilities
  2039. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2040. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && top")
  2041. id := strings.TrimSpace(out)
  2042. state := inspectField(c, id, "State.Running")
  2043. if state != "true" {
  2044. c.Fatal("Container state is 'not running'")
  2045. }
  2046. pid1 := inspectField(c, id, "State.Pid")
  2047. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2048. if err != nil {
  2049. c.Fatal(err)
  2050. }
  2051. out, _ = dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2052. out = strings.Trim(out, "\n")
  2053. if parentContainerIpc != out {
  2054. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out)
  2055. }
  2056. catOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "cat", "/dev/shm/test")
  2057. if catOutput != "test" {
  2058. c.Fatalf("Output of /dev/shm/test expected test but found: %s", catOutput)
  2059. }
  2060. }
  2061. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2062. // Not applicable on Windows as uses Unix-specific capabilities
  2063. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2064. out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2065. if !strings.Contains(out, "abcd1234") || err == nil {
  2066. c.Fatalf("run IPC from a non exists container should with correct error out")
  2067. }
  2068. }
  2069. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2070. // Not applicable on Windows as uses Unix-specific capabilities
  2071. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2072. out, _ := dockerCmd(c, "create", "busybox")
  2073. id := strings.TrimSpace(out)
  2074. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2075. if err == nil {
  2076. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2077. }
  2078. }
  2079. func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *check.C) {
  2080. // Not applicable on Windows as uses Unix-specific capabilities
  2081. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2082. dockerCmd(c, "run", "-d", "--name", "shmfromhost", "-v", "/dev/shm:/dev/shm", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && top")
  2083. volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm")
  2084. c.Assert(err, checker.IsNil)
  2085. if volPath != "/dev/shm" {
  2086. c.Fatalf("volumePath should have been /dev/shm, was %s", volPath)
  2087. }
  2088. out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test")
  2089. if out != "test" {
  2090. c.Fatalf("Output of /dev/shm/test expected test but found: %s", out)
  2091. }
  2092. }
  2093. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2094. // Not applicable on Windows as uses Unix-specific capabilities
  2095. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2096. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2097. id := strings.TrimSpace(out)
  2098. c.Assert(waitRun(id), check.IsNil)
  2099. pid1 := inspectField(c, id, "State.Pid")
  2100. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2101. if err != nil {
  2102. c.Fatal(err)
  2103. }
  2104. out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2105. out = strings.Trim(out, "\n")
  2106. if parentContainerNet != out {
  2107. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out)
  2108. }
  2109. }
  2110. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2111. // Not applicable on Windows as uses Unix-specific capabilities
  2112. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2113. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2114. if err != nil {
  2115. c.Fatal(err)
  2116. }
  2117. out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2118. out = strings.Trim(out, "\n")
  2119. if hostPid != out {
  2120. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out)
  2121. }
  2122. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2123. out = strings.Trim(out, "\n")
  2124. if hostPid == out {
  2125. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out)
  2126. }
  2127. }
  2128. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2129. // Not applicable on Windows as uses Unix-specific capabilities
  2130. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2131. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2132. if err != nil {
  2133. c.Fatal(err)
  2134. }
  2135. out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2136. out = strings.Trim(out, "\n")
  2137. if hostUTS != out {
  2138. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out)
  2139. }
  2140. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2141. out = strings.Trim(out, "\n")
  2142. if hostUTS == out {
  2143. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out)
  2144. }
  2145. }
  2146. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2147. if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 {
  2148. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2149. }
  2150. // Regardless of whether we specify true or false we need to
  2151. // test to make sure tls is turned on if --tlsverify is specified at all
  2152. out, code, err := dockerCmdWithError("--tlsverify=false", "ps")
  2153. if err == nil || code == 0 || !strings.Contains(out, "trying to connect") {
  2154. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2155. }
  2156. out, code, err = dockerCmdWithError("--tlsverify=true", "ps")
  2157. if err == nil || code == 0 || !strings.Contains(out, "cert") {
  2158. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2159. }
  2160. }
  2161. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2162. // TODO Windows. Once moved to libnetwork/CNM, this may be able to be
  2163. // re-instated.
  2164. testRequires(c, DaemonIsLinux)
  2165. // first find allocator current position
  2166. out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2167. id := strings.TrimSpace(out)
  2168. out, _ = dockerCmd(c, "port", id)
  2169. out = strings.TrimSpace(out)
  2170. if out == "" {
  2171. c.Fatal("docker port command output is empty")
  2172. }
  2173. out = strings.Split(out, ":")[1]
  2174. lastPort, err := strconv.Atoi(out)
  2175. if err != nil {
  2176. c.Fatal(err)
  2177. }
  2178. port := lastPort + 1
  2179. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2180. if err != nil {
  2181. c.Fatal(err)
  2182. }
  2183. defer l.Close()
  2184. out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2185. id = strings.TrimSpace(out)
  2186. dockerCmd(c, "port", id)
  2187. }
  2188. func (s *DockerSuite) TestRunTTYWithPipe(c *check.C) {
  2189. errChan := make(chan error)
  2190. go func() {
  2191. defer close(errChan)
  2192. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2193. if _, err := cmd.StdinPipe(); err != nil {
  2194. errChan <- err
  2195. return
  2196. }
  2197. expected := "cannot enable tty mode"
  2198. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2199. errChan <- fmt.Errorf("run should have failed")
  2200. return
  2201. } else if !strings.Contains(out, expected) {
  2202. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2203. return
  2204. }
  2205. }()
  2206. select {
  2207. case err := <-errChan:
  2208. c.Assert(err, check.IsNil)
  2209. case <-time.After(6 * time.Second):
  2210. c.Fatal("container is running but should have failed")
  2211. }
  2212. }
  2213. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2214. addr := "00:16:3E:08:00:50"
  2215. cmd := "ifconfig"
  2216. image := "busybox"
  2217. expected := addr
  2218. if daemonPlatform == "windows" {
  2219. cmd = "ipconfig /all"
  2220. image = WindowsBaseImage
  2221. expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1)
  2222. }
  2223. if out, _ := dockerCmd(c, "run", "--mac-address", addr, image, cmd); !strings.Contains(out, expected) {
  2224. c.Fatalf("Output should have contained %q: %s", expected, out)
  2225. }
  2226. }
  2227. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2228. // Not applicable on Windows as uses Unix-specific capabilities
  2229. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2230. hostNet, err := os.Readlink("/proc/1/ns/net")
  2231. if err != nil {
  2232. c.Fatal(err)
  2233. }
  2234. out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2235. out = strings.Trim(out, "\n")
  2236. if hostNet != out {
  2237. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out)
  2238. }
  2239. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net")
  2240. out = strings.Trim(out, "\n")
  2241. if hostNet == out {
  2242. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out)
  2243. }
  2244. }
  2245. func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) {
  2246. // TODO Windows. As Windows networking evolves and converges towards
  2247. // CNM, this test may be possible to enable on Windows.
  2248. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2249. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2250. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2251. }
  2252. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2253. // Not applicable on Windows as uses Unix-specific capabilities
  2254. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2255. hostNet, err := os.Readlink("/proc/1/ns/net")
  2256. if err != nil {
  2257. c.Fatal(err)
  2258. }
  2259. dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2260. out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2261. out = strings.Trim(out, "\n")
  2262. if hostNet != out {
  2263. c.Fatalf("Container should have host network namespace")
  2264. }
  2265. }
  2266. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2267. // TODO Windows. This may be possible to enable in the future. However,
  2268. // Windows does not currently support --expose, or populate the network
  2269. // settings seen through inspect.
  2270. testRequires(c, DaemonIsLinux)
  2271. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2272. id := strings.TrimSpace(out)
  2273. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2274. var ports nat.PortMap
  2275. err := unmarshalJSON([]byte(portstr), &ports)
  2276. c.Assert(err, checker.IsNil, check.Commentf("failed to unmarshal: %v", portstr))
  2277. for port, binding := range ports {
  2278. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2279. if portnum < 3000 || portnum > 3003 {
  2280. c.Fatalf("Port %d is out of range ", portnum)
  2281. }
  2282. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2283. c.Fatal("Port is not mapped for the port "+port, out)
  2284. }
  2285. }
  2286. }
  2287. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2288. dockerCmd(c, "run", "-d", "--name", "test", "busybox", "sleep", "30")
  2289. out := inspectField(c, "test", "HostConfig.RestartPolicy.Name")
  2290. if out != "no" {
  2291. c.Fatalf("Set default restart policy failed")
  2292. }
  2293. }
  2294. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2295. out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false")
  2296. timeout := 10 * time.Second
  2297. if daemonPlatform == "windows" {
  2298. timeout = 45 * time.Second
  2299. }
  2300. id := strings.TrimSpace(string(out))
  2301. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil {
  2302. c.Fatal(err)
  2303. }
  2304. count := inspectField(c, id, "RestartCount")
  2305. if count != "3" {
  2306. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2307. }
  2308. MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2309. if MaximumRetryCount != "3" {
  2310. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2311. }
  2312. }
  2313. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2314. dockerCmd(c, "run", "--rm", "busybox", "touch", "/file")
  2315. }
  2316. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2317. // Not applicable on Windows which does not support --read-only
  2318. testRequires(c, DaemonIsLinux)
  2319. for _, f := range []string{"/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/sys/kernel", "/dev/.dont.touch.me"} {
  2320. testReadOnlyFile(f, c)
  2321. }
  2322. }
  2323. func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) {
  2324. // Not applicable on Windows due to use of Unix specific functionality, plus
  2325. // the use of --read-only which is not supported.
  2326. // --read-only + userns has remount issues
  2327. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2328. // Ensure we have not broken writing /dev/pts
  2329. out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
  2330. if status != 0 {
  2331. c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
  2332. }
  2333. expected := "type devpts (rw,"
  2334. if !strings.Contains(string(out), expected) {
  2335. c.Fatalf("expected output to contain %s but contains %s", expected, out)
  2336. }
  2337. }
  2338. func testReadOnlyFile(filename string, c *check.C) {
  2339. // Not applicable on Windows which does not support --read-only
  2340. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2341. out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "touch", filename)
  2342. if err == nil {
  2343. c.Fatal("expected container to error on run with read only error")
  2344. }
  2345. expected := "Read-only file system"
  2346. if !strings.Contains(string(out), expected) {
  2347. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2348. }
  2349. out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "touch", filename)
  2350. if err == nil {
  2351. c.Fatal("expected container to error on run with read only error")
  2352. }
  2353. expected = "Read-only file system"
  2354. if !strings.Contains(string(out), expected) {
  2355. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2356. }
  2357. }
  2358. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2359. // Not applicable on Windows which does not support --link
  2360. // --read-only + userns has remount issues
  2361. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2362. dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top")
  2363. out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts")
  2364. if !strings.Contains(string(out), "testlinked") {
  2365. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2366. }
  2367. }
  2368. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  2369. // Not applicable on Windows which does not support either --read-only or --dns.
  2370. // --read-only + userns has remount issues
  2371. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2372. out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf")
  2373. if !strings.Contains(string(out), "1.1.1.1") {
  2374. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2375. }
  2376. }
  2377. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2378. // Not applicable on Windows which does not support --read-only
  2379. // --read-only + userns has remount issues
  2380. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2381. out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts")
  2382. if !strings.Contains(string(out), "testreadonly") {
  2383. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2384. }
  2385. }
  2386. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2387. prefix := ""
  2388. if daemonPlatform == "windows" {
  2389. prefix = "c:"
  2390. }
  2391. dockerCmd(c, "run", "-d", "--name", "voltest", "-v", prefix+"/foo", "busybox", "sleep", "60")
  2392. dockerCmd(c, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "sleep", "60")
  2393. // Remove the main volume container and restart the consuming container
  2394. dockerCmd(c, "rm", "-f", "voltest")
  2395. // This should not fail since the volumes-from were already applied
  2396. dockerCmd(c, "restart", "restarter")
  2397. }
  2398. // run container with --rm should remove container if exit code != 0
  2399. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2400. name := "flowers"
  2401. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2402. if err == nil {
  2403. c.Fatal("Expected docker run to fail", out, err)
  2404. }
  2405. out, err = getAllContainers()
  2406. if err != nil {
  2407. c.Fatal(out, err)
  2408. }
  2409. if out != "" {
  2410. c.Fatal("Expected not to have containers", out)
  2411. }
  2412. }
  2413. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2414. name := "sparkles"
  2415. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "commandNotFound")
  2416. if err == nil {
  2417. c.Fatal("Expected docker run to fail", out, err)
  2418. }
  2419. out, err = getAllContainers()
  2420. if err != nil {
  2421. c.Fatal(out, err)
  2422. }
  2423. if out != "" {
  2424. c.Fatal("Expected not to have containers", out)
  2425. }
  2426. }
  2427. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2428. // Not applicable on Windows as uses Unix specific functionality
  2429. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2430. name := "ibuildthecloud"
  2431. dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi")
  2432. c.Assert(waitRun(name), check.IsNil)
  2433. errchan := make(chan error)
  2434. go func() {
  2435. if out, _, err := dockerCmdWithError("kill", name); err != nil {
  2436. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2437. }
  2438. close(errchan)
  2439. }()
  2440. select {
  2441. case err := <-errchan:
  2442. c.Assert(err, check.IsNil)
  2443. case <-time.After(5 * time.Second):
  2444. c.Fatal("Kill container timed out")
  2445. }
  2446. }
  2447. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2448. // TODO Windows. This may be possible to enable once Windows supports
  2449. // memory limits on containers
  2450. testRequires(c, DaemonIsLinux)
  2451. // this memory limit is 1 byte less than the min, which is 4MB
  2452. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2453. out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox")
  2454. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2455. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2456. }
  2457. }
  2458. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2459. // Not applicable on Windows as uses Unix specific functionality
  2460. testRequires(c, DaemonIsLinux)
  2461. _, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version")
  2462. if err == nil || code == 0 {
  2463. c.Fatal("standard container should not be able to write to /proc/asound")
  2464. }
  2465. }
  2466. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2467. // Not applicable on Windows as uses Unix specific functionality
  2468. testRequires(c, DaemonIsLinux)
  2469. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats")
  2470. if code != 0 {
  2471. return
  2472. }
  2473. if err != nil {
  2474. c.Fatal(err)
  2475. }
  2476. if strings.Trim(out, "\n ") != "" {
  2477. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2478. }
  2479. }
  2480. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2481. // Not applicable on Windows as uses Unix specific functionality
  2482. testRequires(c, DaemonIsLinux)
  2483. // some kernels don't have this configured so skip the test if this file is not found
  2484. // on the host running the tests.
  2485. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2486. c.Skip("kernel doesnt have latency_stats configured")
  2487. return
  2488. }
  2489. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats")
  2490. if code != 0 {
  2491. return
  2492. }
  2493. if err != nil {
  2494. c.Fatal(err)
  2495. }
  2496. if strings.Trim(out, "\n ") != "" {
  2497. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2498. }
  2499. }
  2500. func (s *DockerSuite) TestRunReadFilteredProc(c *check.C) {
  2501. // Not applicable on Windows as uses Unix specific functionality
  2502. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2503. testReadPaths := []string{
  2504. "/proc/latency_stats",
  2505. "/proc/timer_stats",
  2506. "/proc/kcore",
  2507. }
  2508. for i, filePath := range testReadPaths {
  2509. name := fmt.Sprintf("procsieve-%d", i)
  2510. shellCmd := fmt.Sprintf("exec 3<%s", filePath)
  2511. out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor:docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2512. if exitCode != 0 {
  2513. return
  2514. }
  2515. if err != nil {
  2516. c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err)
  2517. }
  2518. }
  2519. }
  2520. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2521. // Not applicable on Windows as uses Unix specific functionality
  2522. testRequires(c, DaemonIsLinux)
  2523. _, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true")
  2524. if err == nil || code == 0 {
  2525. c.Fatal("container should not be able to mount into /proc")
  2526. }
  2527. }
  2528. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2529. // Not applicable on Windows as uses Unix specific functionality
  2530. testRequires(c, DaemonIsLinux)
  2531. testRequires(c, NotUserNamespace)
  2532. dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true")
  2533. }
  2534. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2535. // Not applicable on Windows as uses Unix specific functionality
  2536. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2537. name := "acidburn"
  2538. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp:unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2539. if err == nil ||
  2540. !(strings.Contains(strings.ToLower(out), "permission denied") ||
  2541. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2542. c.Fatalf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err)
  2543. }
  2544. name = "cereal"
  2545. out, _, err = dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp:unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2546. if err == nil ||
  2547. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2548. strings.Contains(strings.ToLower(out), "permission denied")) {
  2549. c.Fatalf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2550. }
  2551. /* Ensure still fails if running privileged with the default policy */
  2552. name = "crashoverride"
  2553. 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")
  2554. if err == nil ||
  2555. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2556. strings.Contains(strings.ToLower(out), "permission denied")) {
  2557. c.Fatalf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2558. }
  2559. }
  2560. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2561. // TODO Windows: This may be possible once Windows moves to libnetwork and CNM
  2562. testRequires(c, DaemonIsLinux)
  2563. dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top")
  2564. out, _ := dockerCmd(c, "port", "test")
  2565. out = strings.Trim(out, "\r\n")
  2566. if out != "" {
  2567. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2568. }
  2569. }
  2570. // Issue #10184.
  2571. func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  2572. // Not applicable on Windows as uses Unix specific functionality
  2573. testRequires(c, DaemonIsLinux)
  2574. const permissions = "crw-rw-rw-"
  2575. out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  2576. if status != 0 {
  2577. c.Fatalf("expected status 0, got %d", status)
  2578. }
  2579. if !strings.HasPrefix(out, permissions) {
  2580. c.Fatalf("output should begin with %q, got %q", permissions, out)
  2581. }
  2582. }
  2583. func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) {
  2584. // Not applicable on Windows as uses Unix specific functionality
  2585. testRequires(c, DaemonIsLinux)
  2586. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
  2587. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  2588. c.Fatalf("expected output ok received %s", actual)
  2589. }
  2590. }
  2591. // https://github.com/docker/docker/pull/14498
  2592. func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) {
  2593. // TODO Windows post TP4. Enable the read-only bits once they are
  2594. // supported on the platform.
  2595. prefix := ""
  2596. slash := `/`
  2597. if daemonPlatform == "windows" {
  2598. prefix = "c:"
  2599. slash = `\`
  2600. }
  2601. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true")
  2602. if daemonPlatform != "windows" {
  2603. dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
  2604. }
  2605. dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
  2606. if daemonPlatform != "windows" {
  2607. mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test")
  2608. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2609. if mRO.RW {
  2610. c.Fatalf("Expected RO volume was RW")
  2611. }
  2612. }
  2613. mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test")
  2614. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2615. if !mRW.RW {
  2616. c.Fatalf("Expected RW volume was RO")
  2617. }
  2618. }
  2619. func (s *DockerSuite) TestRunWriteFilteredProc(c *check.C) {
  2620. // Not applicable on Windows as uses Unix specific functionality
  2621. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2622. testWritePaths := []string{
  2623. /* modprobe and core_pattern should both be denied by generic
  2624. * policy of denials for /proc/sys/kernel. These files have been
  2625. * picked to be checked as they are particularly sensitive to writes */
  2626. "/proc/sys/kernel/modprobe",
  2627. "/proc/sys/kernel/core_pattern",
  2628. "/proc/sysrq-trigger",
  2629. "/proc/kcore",
  2630. }
  2631. for i, filePath := range testWritePaths {
  2632. name := fmt.Sprintf("writeprocsieve-%d", i)
  2633. shellCmd := fmt.Sprintf("exec 3>%s", filePath)
  2634. out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor:docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2635. if code != 0 {
  2636. return
  2637. }
  2638. if err != nil {
  2639. c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err)
  2640. }
  2641. }
  2642. }
  2643. func (s *DockerSuite) TestRunNetworkFilesBindMount(c *check.C) {
  2644. // Not applicable on Windows as uses Unix specific functionality
  2645. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2646. expected := "test123"
  2647. filename := createTmpFile(c, expected)
  2648. defer os.Remove(filename)
  2649. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2650. for i := range nwfiles {
  2651. actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i])
  2652. if actual != expected {
  2653. c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual)
  2654. }
  2655. }
  2656. }
  2657. func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *check.C) {
  2658. // Not applicable on Windows as uses Unix specific functionality
  2659. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2660. filename := createTmpFile(c, "test123")
  2661. defer os.Remove(filename)
  2662. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2663. for i := range nwfiles {
  2664. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i])
  2665. if err == nil || exitCode == 0 {
  2666. c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode)
  2667. }
  2668. }
  2669. }
  2670. func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *check.C) {
  2671. // Not applicable on Windows as uses Unix specific functionality
  2672. // --read-only + userns has remount issues
  2673. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2674. filename := createTmpFile(c, "test123")
  2675. defer os.Remove(filename)
  2676. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2677. for i := range nwfiles {
  2678. _, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i])
  2679. if exitCode != 0 {
  2680. c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2681. }
  2682. }
  2683. for i := range nwfiles {
  2684. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i])
  2685. if err == nil || exitCode == 0 {
  2686. c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2687. }
  2688. }
  2689. }
  2690. func (s *DockerTrustSuite) TestTrustedRun(c *check.C) {
  2691. // Windows does not support this functionality
  2692. testRequires(c, DaemonIsLinux)
  2693. repoName := s.setupTrustedImage(c, "trusted-run")
  2694. // Try run
  2695. runCmd := exec.Command(dockerBinary, "run", repoName)
  2696. s.trustedCmd(runCmd)
  2697. out, _, err := runCommandWithOutput(runCmd)
  2698. if err != nil {
  2699. c.Fatalf("Error running trusted run: %s\n%s\n", err, out)
  2700. }
  2701. if !strings.Contains(string(out), "Tagging") {
  2702. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2703. }
  2704. dockerCmd(c, "rmi", repoName)
  2705. // Try untrusted run to ensure we pushed the tag to the registry
  2706. runCmd = exec.Command(dockerBinary, "run", "--disable-content-trust=true", repoName)
  2707. s.trustedCmd(runCmd)
  2708. out, _, err = runCommandWithOutput(runCmd)
  2709. if err != nil {
  2710. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2711. }
  2712. if !strings.Contains(string(out), "Status: Downloaded") {
  2713. c.Fatalf("Missing expected output on trusted run with --disable-content-trust:\n%s", out)
  2714. }
  2715. }
  2716. func (s *DockerTrustSuite) TestUntrustedRun(c *check.C) {
  2717. // Windows does not support this functionality
  2718. testRequires(c, DaemonIsLinux)
  2719. repoName := fmt.Sprintf("%v/dockercliuntrusted/runtest:latest", privateRegistryURL)
  2720. // tag the image and upload it to the private registry
  2721. dockerCmd(c, "tag", "busybox", repoName)
  2722. dockerCmd(c, "push", repoName)
  2723. dockerCmd(c, "rmi", repoName)
  2724. // Try trusted run on untrusted tag
  2725. runCmd := exec.Command(dockerBinary, "run", repoName)
  2726. s.trustedCmd(runCmd)
  2727. out, _, err := runCommandWithOutput(runCmd)
  2728. if err == nil {
  2729. c.Fatalf("Error expected when running trusted run with:\n%s", out)
  2730. }
  2731. if !strings.Contains(string(out), "does not have trust data for") {
  2732. c.Fatalf("Missing expected output on trusted run:\n%s", out)
  2733. }
  2734. }
  2735. func (s *DockerTrustSuite) TestRunWhenCertExpired(c *check.C) {
  2736. // Windows does not support this functionality
  2737. testRequires(c, DaemonIsLinux)
  2738. c.Skip("Currently changes system time, causing instability")
  2739. repoName := s.setupTrustedImage(c, "trusted-run-expired")
  2740. // Certificates have 10 years of expiration
  2741. elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
  2742. runAtDifferentDate(elevenYearsFromNow, func() {
  2743. // Try run
  2744. runCmd := exec.Command(dockerBinary, "run", repoName)
  2745. s.trustedCmd(runCmd)
  2746. out, _, err := runCommandWithOutput(runCmd)
  2747. if err == nil {
  2748. c.Fatalf("Error running trusted run in the distant future: %s\n%s", err, out)
  2749. }
  2750. if !strings.Contains(string(out), "could not validate the path to a trusted root") {
  2751. c.Fatalf("Missing expected output on trusted run in the distant future:\n%s", out)
  2752. }
  2753. })
  2754. runAtDifferentDate(elevenYearsFromNow, func() {
  2755. // Try run
  2756. runCmd := exec.Command(dockerBinary, "run", "--disable-content-trust", repoName)
  2757. s.trustedCmd(runCmd)
  2758. out, _, err := runCommandWithOutput(runCmd)
  2759. if err != nil {
  2760. c.Fatalf("Error running untrusted run in the distant future: %s\n%s", err, out)
  2761. }
  2762. if !strings.Contains(string(out), "Status: Downloaded") {
  2763. c.Fatalf("Missing expected output on untrusted run in the distant future:\n%s", out)
  2764. }
  2765. })
  2766. }
  2767. func (s *DockerTrustSuite) TestTrustedRunFromBadTrustServer(c *check.C) {
  2768. // Windows does not support this functionality
  2769. testRequires(c, DaemonIsLinux)
  2770. repoName := fmt.Sprintf("%v/dockerclievilrun/trusted:latest", privateRegistryURL)
  2771. evilLocalConfigDir, err := ioutil.TempDir("", "evil-local-config-dir")
  2772. if err != nil {
  2773. c.Fatalf("Failed to create local temp dir")
  2774. }
  2775. // tag the image and upload it to the private registry
  2776. dockerCmd(c, "tag", "busybox", repoName)
  2777. pushCmd := exec.Command(dockerBinary, "push", repoName)
  2778. s.trustedCmd(pushCmd)
  2779. out, _, err := runCommandWithOutput(pushCmd)
  2780. if err != nil {
  2781. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2782. }
  2783. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2784. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2785. }
  2786. dockerCmd(c, "rmi", repoName)
  2787. // Try run
  2788. runCmd := exec.Command(dockerBinary, "run", repoName)
  2789. s.trustedCmd(runCmd)
  2790. out, _, err = runCommandWithOutput(runCmd)
  2791. if err != nil {
  2792. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2793. }
  2794. if !strings.Contains(string(out), "Tagging") {
  2795. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2796. }
  2797. dockerCmd(c, "rmi", repoName)
  2798. // Kill the notary server, start a new "evil" one.
  2799. s.not.Close()
  2800. s.not, err = newTestNotary(c)
  2801. if err != nil {
  2802. c.Fatalf("Restarting notary server failed.")
  2803. }
  2804. // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
  2805. // tag an image and upload it to the private registry
  2806. dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
  2807. // Push up to the new server
  2808. pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
  2809. s.trustedCmd(pushCmd)
  2810. out, _, err = runCommandWithOutput(pushCmd)
  2811. if err != nil {
  2812. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2813. }
  2814. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2815. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2816. }
  2817. // Now, try running with the original client from this new trust server. This should fail.
  2818. runCmd = exec.Command(dockerBinary, "run", repoName)
  2819. s.trustedCmd(runCmd)
  2820. out, _, err = runCommandWithOutput(runCmd)
  2821. if err == nil {
  2822. c.Fatalf("Expected to fail on this run due to different remote data: %s\n%s", err, out)
  2823. }
  2824. if !strings.Contains(string(out), "valid signatures did not meet threshold") {
  2825. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2826. }
  2827. }
  2828. func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *check.C) {
  2829. // Not applicable on Windows as uses Unix specific functionality
  2830. testRequires(c, DaemonIsLinux, SameHostDaemon)
  2831. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2832. id := strings.TrimSpace(out)
  2833. c.Assert(waitRun(id), check.IsNil)
  2834. pid1 := inspectField(c, id, "State.Pid")
  2835. _, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2836. if err != nil {
  2837. c.Fatal(err)
  2838. }
  2839. }
  2840. func (s *DockerSuite) TestAppArmorDeniesPtrace(c *check.C) {
  2841. // Not applicable on Windows as uses Unix specific functionality
  2842. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotGCCGO)
  2843. // Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace
  2844. // itself, but pid>1 should not be able to trace pid1.
  2845. _, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net")
  2846. if exitCode == 0 {
  2847. c.Fatal("ptrace was not successfully restricted by AppArmor")
  2848. }
  2849. }
  2850. func (s *DockerSuite) TestAppArmorTraceSelf(c *check.C) {
  2851. // Not applicable on Windows as uses Unix specific functionality
  2852. testRequires(c, DaemonIsLinux, SameHostDaemon, Apparmor)
  2853. _, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net")
  2854. if exitCode != 0 {
  2855. c.Fatal("ptrace of self failed.")
  2856. }
  2857. }
  2858. func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *check.C) {
  2859. // Not applicable on Windows as uses Unix specific functionality
  2860. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotUserNamespace)
  2861. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo")
  2862. if exitCode == 0 {
  2863. // If our test failed, attempt to repair the host system...
  2864. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo")
  2865. if exitCode == 0 {
  2866. c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.")
  2867. }
  2868. }
  2869. }
  2870. func (s *DockerSuite) TestRunCapAddSYSTIME(c *check.C) {
  2871. // Not applicable on Windows as uses Unix specific functionality
  2872. testRequires(c, DaemonIsLinux)
  2873. dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$")
  2874. }
  2875. // run create container failed should clean up the container
  2876. func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *check.C) {
  2877. // TODO Windows. This may be possible to enable once link is supported
  2878. testRequires(c, DaemonIsLinux)
  2879. name := "unique_name"
  2880. _, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox")
  2881. c.Assert(err, check.NotNil, check.Commentf("Expected docker run to fail!"))
  2882. containerID, err := inspectFieldWithError(name, "Id")
  2883. c.Assert(err, checker.NotNil, check.Commentf("Expected not to have this container: %s!", containerID))
  2884. c.Assert(containerID, check.Equals, "", check.Commentf("Expected not to have this container: %s!", containerID))
  2885. }
  2886. func (s *DockerSuite) TestRunNamedVolume(c *check.C) {
  2887. prefix := ""
  2888. slash := `/`
  2889. if daemonPlatform == "windows" {
  2890. prefix = "c:"
  2891. slash = `\`
  2892. }
  2893. testRequires(c, DaemonIsLinux)
  2894. dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+slash+"foo", "busybox", "sh", "-c", "echo hello > "+prefix+"/foo/bar")
  2895. out, _ := dockerCmd(c, "run", "--volumes-from", "test", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  2896. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  2897. out, _ = dockerCmd(c, "run", "-v", "testing:"+prefix+slash+"foo", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  2898. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  2899. }
  2900. func (s *DockerSuite) TestRunWithUlimits(c *check.C) {
  2901. // Not applicable on Windows as uses Unix specific functionality
  2902. testRequires(c, DaemonIsLinux)
  2903. out, _ := dockerCmd(c, "run", "--name=testulimits", "--ulimit", "nofile=42", "busybox", "/bin/sh", "-c", "ulimit -n")
  2904. ul := strings.TrimSpace(out)
  2905. if ul != "42" {
  2906. c.Fatalf("expected `ulimit -n` to be 42, got %s", ul)
  2907. }
  2908. }
  2909. func (s *DockerSuite) TestRunContainerWithCgroupParent(c *check.C) {
  2910. // Not applicable on Windows as uses Unix specific functionality
  2911. testRequires(c, DaemonIsLinux)
  2912. cgroupParent := "test"
  2913. name := "cgroup-test"
  2914. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  2915. if err != nil {
  2916. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  2917. }
  2918. cgroupPaths := parseCgroupPaths(string(out))
  2919. if len(cgroupPaths) == 0 {
  2920. c.Fatalf("unexpected output - %q", string(out))
  2921. }
  2922. id, err := getIDByName(name)
  2923. c.Assert(err, check.IsNil)
  2924. expectedCgroup := path.Join(cgroupParent, id)
  2925. found := false
  2926. for _, path := range cgroupPaths {
  2927. if strings.HasSuffix(path, expectedCgroup) {
  2928. found = true
  2929. break
  2930. }
  2931. }
  2932. if !found {
  2933. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  2934. }
  2935. }
  2936. func (s *DockerSuite) TestRunContainerWithCgroupParentAbsPath(c *check.C) {
  2937. // Not applicable on Windows as uses Unix specific functionality
  2938. testRequires(c, DaemonIsLinux)
  2939. cgroupParent := "/cgroup-parent/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. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  2964. func (s *DockerSuite) TestRunInvalidCgroupParent(c *check.C) {
  2965. // Not applicable on Windows as uses Unix specific functionality
  2966. testRequires(c, DaemonIsLinux)
  2967. cgroupParent := "../../../../../../../../SHOULD_NOT_EXIST"
  2968. cleanCgroupParent := "SHOULD_NOT_EXIST"
  2969. name := "cgroup-invalid-test"
  2970. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  2971. if err != nil {
  2972. // XXX: This may include a daemon crash.
  2973. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  2974. }
  2975. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  2976. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  2977. c.Fatalf("SECURITY: --cgroup-parent with ../../ relative paths cause files to be created in the host (this is bad) !!")
  2978. }
  2979. cgroupPaths := parseCgroupPaths(string(out))
  2980. if len(cgroupPaths) == 0 {
  2981. c.Fatalf("unexpected output - %q", string(out))
  2982. }
  2983. id, err := getIDByName(name)
  2984. c.Assert(err, check.IsNil)
  2985. expectedCgroup := path.Join(cleanCgroupParent, id)
  2986. found := false
  2987. for _, path := range cgroupPaths {
  2988. if strings.HasSuffix(path, expectedCgroup) {
  2989. found = true
  2990. break
  2991. }
  2992. }
  2993. if !found {
  2994. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  2995. }
  2996. }
  2997. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  2998. func (s *DockerSuite) TestRunAbsoluteInvalidCgroupParent(c *check.C) {
  2999. // Not applicable on Windows as uses Unix specific functionality
  3000. testRequires(c, DaemonIsLinux)
  3001. cgroupParent := "/../../../../../../../../SHOULD_NOT_EXIST"
  3002. cleanCgroupParent := "/SHOULD_NOT_EXIST"
  3003. name := "cgroup-absolute-invalid-test"
  3004. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3005. if err != nil {
  3006. // XXX: This may include a daemon crash.
  3007. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3008. }
  3009. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3010. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3011. c.Fatalf("SECURITY: --cgroup-parent with /../../ garbage paths cause files to be created in the host (this is bad) !!")
  3012. }
  3013. cgroupPaths := parseCgroupPaths(string(out))
  3014. if len(cgroupPaths) == 0 {
  3015. c.Fatalf("unexpected output - %q", string(out))
  3016. }
  3017. id, err := getIDByName(name)
  3018. c.Assert(err, check.IsNil)
  3019. expectedCgroup := path.Join(cleanCgroupParent, id)
  3020. found := false
  3021. for _, path := range cgroupPaths {
  3022. if strings.HasSuffix(path, expectedCgroup) {
  3023. found = true
  3024. break
  3025. }
  3026. }
  3027. if !found {
  3028. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3029. }
  3030. }
  3031. func (s *DockerSuite) TestRunContainerWithCgroupMountRO(c *check.C) {
  3032. // Not applicable on Windows as uses Unix specific functionality
  3033. // --read-only + userns has remount issues
  3034. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3035. filename := "/sys/fs/cgroup/devices/test123"
  3036. out, _, err := dockerCmdWithError("run", "busybox", "touch", filename)
  3037. if err == nil {
  3038. c.Fatal("expected cgroup mount point to be read-only, touch file should fail")
  3039. }
  3040. expected := "Read-only file system"
  3041. if !strings.Contains(out, expected) {
  3042. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  3043. }
  3044. }
  3045. func (s *DockerSuite) TestRunContainerNetworkModeToSelf(c *check.C) {
  3046. // Not applicable on Windows which does not support --net=container
  3047. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3048. out, _, err := dockerCmdWithError("run", "--name=me", "--net=container:me", "busybox", "true")
  3049. if err == nil || !strings.Contains(out, "cannot join own network") {
  3050. c.Fatalf("using container net mode to self should result in an error\nerr: %q\nout: %s", err, out)
  3051. }
  3052. }
  3053. func (s *DockerSuite) TestRunContainerNetModeWithDnsMacHosts(c *check.C) {
  3054. // Not applicable on Windows which does not support --net=container
  3055. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3056. out, _, err := dockerCmdWithError("run", "-d", "--name", "parent", "busybox", "top")
  3057. if err != nil {
  3058. c.Fatalf("failed to run container: %v, output: %q", err, out)
  3059. }
  3060. out, _, err = dockerCmdWithError("run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
  3061. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()) {
  3062. c.Fatalf("run --net=container with --dns should error out")
  3063. }
  3064. out, _, err = dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
  3065. if err == nil || !strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()) {
  3066. c.Fatalf("run --net=container with --mac-address should error out")
  3067. }
  3068. out, _, err = dockerCmdWithError("run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
  3069. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()) {
  3070. c.Fatalf("run --net=container with --add-host should error out")
  3071. }
  3072. }
  3073. func (s *DockerSuite) TestRunContainerNetModeWithExposePort(c *check.C) {
  3074. // Not applicable on Windows which does not support --net=container
  3075. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3076. dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")
  3077. out, _, err := dockerCmdWithError("run", "-p", "5000:5000", "--net=container:parent", "busybox")
  3078. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3079. c.Fatalf("run --net=container with -p should error out")
  3080. }
  3081. out, _, err = dockerCmdWithError("run", "-P", "--net=container:parent", "busybox")
  3082. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3083. c.Fatalf("run --net=container with -P should error out")
  3084. }
  3085. out, _, err = dockerCmdWithError("run", "--expose", "5000", "--net=container:parent", "busybox")
  3086. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()) {
  3087. c.Fatalf("run --net=container with --expose should error out")
  3088. }
  3089. }
  3090. func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
  3091. // Not applicable on Windows which does not support --net=container or --link
  3092. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3093. dockerCmd(c, "run", "--name", "test", "-d", "busybox", "top")
  3094. dockerCmd(c, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
  3095. dockerCmd(c, "run", "-d", "--link=parent:parent", "busybox", "top")
  3096. dockerCmd(c, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
  3097. dockerCmd(c, "run", "-d", "--link=child:child", "busybox", "top")
  3098. }
  3099. func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
  3100. // TODO Windows: This may be possible to convert.
  3101. testRequires(c, DaemonIsLinux)
  3102. out, _ := dockerCmd(c, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  3103. var (
  3104. count = 0
  3105. parts = strings.Split(out, "\n")
  3106. )
  3107. for _, l := range parts {
  3108. if l != "" {
  3109. count++
  3110. }
  3111. }
  3112. if count != 1 {
  3113. c.Fatalf("Wrong interface count in container %d", count)
  3114. }
  3115. if !strings.HasPrefix(out, "1: lo") {
  3116. c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  3117. }
  3118. }
  3119. // Issue #4681
  3120. func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
  3121. if daemonPlatform == "windows" {
  3122. dockerCmd(c, "run", "--net=none", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  3123. } else {
  3124. dockerCmd(c, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  3125. }
  3126. }
  3127. func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
  3128. // Windows does not support --net=container
  3129. testRequires(c, DaemonIsLinux, ExecSupport, NotUserNamespace)
  3130. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "busybox", "top")
  3131. out, _ := dockerCmd(c, "exec", "parent", "cat", "/etc/hostname")
  3132. out1, _ := dockerCmd(c, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
  3133. if out1 != out {
  3134. c.Fatal("containers with shared net namespace should have same hostname")
  3135. }
  3136. }
  3137. func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  3138. // TODO Windows: Network settings are not currently propagated. This may
  3139. // be resolved in the future with the move to libnetwork and CNM.
  3140. testRequires(c, DaemonIsLinux)
  3141. out, _ := dockerCmd(c, "run", "-d", "--net=none", "busybox", "top")
  3142. id := strings.TrimSpace(out)
  3143. res := inspectField(c, id, "NetworkSettings.Networks.none.IPAddress")
  3144. if res != "" {
  3145. c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  3146. }
  3147. }
  3148. func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) {
  3149. // Not applicable as Windows does not support --net=host
  3150. testRequires(c, DaemonIsLinux, NotUserNamespace, NotUserNamespace)
  3151. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3152. dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
  3153. dockerCmd(c, "stop", "first")
  3154. dockerCmd(c, "stop", "second")
  3155. }
  3156. func (s *DockerSuite) TestContainersInUserDefinedNetwork(c *check.C) {
  3157. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3158. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork")
  3159. dockerCmd(c, "run", "-d", "--net=testnetwork", "--name=first", "busybox", "top")
  3160. c.Assert(waitRun("first"), check.IsNil)
  3161. dockerCmd(c, "run", "-t", "--net=testnetwork", "--name=second", "busybox", "ping", "-c", "1", "first")
  3162. }
  3163. func (s *DockerSuite) TestContainersInMultipleNetworks(c *check.C) {
  3164. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3165. // Create 2 networks using bridge driver
  3166. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3167. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3168. // Run and connect containers to testnetwork1
  3169. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3170. c.Assert(waitRun("first"), check.IsNil)
  3171. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3172. c.Assert(waitRun("second"), check.IsNil)
  3173. // Check connectivity between containers in testnetwork2
  3174. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3175. // Connect containers to testnetwork2
  3176. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3177. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3178. // Check connectivity between containers
  3179. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3180. }
  3181. func (s *DockerSuite) TestContainersNetworkIsolation(c *check.C) {
  3182. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3183. // Create 2 networks using bridge driver
  3184. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3185. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3186. // Run 1 container in testnetwork1 and another in testnetwork2
  3187. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3188. c.Assert(waitRun("first"), check.IsNil)
  3189. dockerCmd(c, "run", "-d", "--net=testnetwork2", "--name=second", "busybox", "top")
  3190. c.Assert(waitRun("second"), check.IsNil)
  3191. // Check Isolation between containers : ping must fail
  3192. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3193. c.Assert(err, check.NotNil)
  3194. // Connect first container to testnetwork2
  3195. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3196. // ping must succeed now
  3197. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3198. c.Assert(err, check.IsNil)
  3199. // Disconnect first container from testnetwork2
  3200. dockerCmd(c, "network", "disconnect", "testnetwork2", "first")
  3201. // ping must fail again
  3202. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3203. c.Assert(err, check.NotNil)
  3204. }
  3205. func (s *DockerSuite) TestNetworkRmWithActiveContainers(c *check.C) {
  3206. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3207. // Create 2 networks using bridge driver
  3208. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3209. // Run and connect containers to testnetwork1
  3210. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3211. c.Assert(waitRun("first"), check.IsNil)
  3212. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3213. c.Assert(waitRun("second"), check.IsNil)
  3214. // Network delete with active containers must fail
  3215. _, _, err := dockerCmdWithError("network", "rm", "testnetwork1")
  3216. c.Assert(err, check.NotNil)
  3217. dockerCmd(c, "stop", "first")
  3218. _, _, err = dockerCmdWithError("network", "rm", "testnetwork1")
  3219. c.Assert(err, check.NotNil)
  3220. }
  3221. func (s *DockerSuite) TestContainerRestartInMultipleNetworks(c *check.C) {
  3222. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3223. // Create 2 networks using bridge driver
  3224. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3225. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3226. // Run and connect containers to testnetwork1
  3227. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3228. c.Assert(waitRun("first"), check.IsNil)
  3229. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3230. c.Assert(waitRun("second"), check.IsNil)
  3231. // Check connectivity between containers in testnetwork2
  3232. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3233. // Connect containers to testnetwork2
  3234. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3235. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3236. // Check connectivity between containers
  3237. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3238. // Stop second container and test ping failures on both networks
  3239. dockerCmd(c, "stop", "second")
  3240. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3241. c.Assert(err, check.NotNil)
  3242. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork2")
  3243. c.Assert(err, check.NotNil)
  3244. // Start second container and connectivity must be restored on both networks
  3245. dockerCmd(c, "start", "second")
  3246. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3247. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3248. }
  3249. func (s *DockerSuite) TestContainerWithConflictingHostNetworks(c *check.C) {
  3250. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3251. // Run a container with --net=host
  3252. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3253. c.Assert(waitRun("first"), check.IsNil)
  3254. // Create a network using bridge driver
  3255. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3256. // Connecting to the user defined network must fail
  3257. _, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3258. c.Assert(err, check.NotNil)
  3259. }
  3260. func (s *DockerSuite) TestContainerWithConflictingSharedNetwork(c *check.C) {
  3261. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3262. dockerCmd(c, "run", "-d", "--name=first", "busybox", "top")
  3263. c.Assert(waitRun("first"), check.IsNil)
  3264. // Run second container in first container's network namespace
  3265. dockerCmd(c, "run", "-d", "--net=container:first", "--name=second", "busybox", "top")
  3266. c.Assert(waitRun("second"), check.IsNil)
  3267. // Create a network using bridge driver
  3268. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3269. // Connecting to the user defined network must fail
  3270. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "second")
  3271. c.Assert(err, check.NotNil)
  3272. c.Assert(out, checker.Contains, runconfig.ErrConflictSharedNetwork.Error())
  3273. }
  3274. func (s *DockerSuite) TestContainerWithConflictingNoneNetwork(c *check.C) {
  3275. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3276. dockerCmd(c, "run", "-d", "--net=none", "--name=first", "busybox", "top")
  3277. c.Assert(waitRun("first"), check.IsNil)
  3278. // Create a network using bridge driver
  3279. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3280. // Connecting to the user defined network must fail
  3281. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3282. c.Assert(err, check.NotNil)
  3283. c.Assert(out, checker.Contains, runconfig.ErrConflictNoNetwork.Error())
  3284. // create a container connected to testnetwork1
  3285. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3286. c.Assert(waitRun("second"), check.IsNil)
  3287. // Connect second container to none network. it must fail as well
  3288. _, _, err = dockerCmdWithError("network", "connect", "none", "second")
  3289. c.Assert(err, check.NotNil)
  3290. }
  3291. // #11957 - stdin with no tty does not exit if stdin is not closed even though container exited
  3292. func (s *DockerSuite) TestRunStdinBlockedAfterContainerExit(c *check.C) {
  3293. cmd := exec.Command(dockerBinary, "run", "-i", "--name=test", "busybox", "true")
  3294. in, err := cmd.StdinPipe()
  3295. c.Assert(err, check.IsNil)
  3296. defer in.Close()
  3297. c.Assert(cmd.Start(), check.IsNil)
  3298. waitChan := make(chan error)
  3299. go func() {
  3300. waitChan <- cmd.Wait()
  3301. }()
  3302. select {
  3303. case err := <-waitChan:
  3304. c.Assert(err, check.IsNil)
  3305. case <-time.After(30 * time.Second):
  3306. c.Fatal("timeout waiting for command to exit")
  3307. }
  3308. }
  3309. func (s *DockerSuite) TestRunWrongCpusetCpusFlagValue(c *check.C) {
  3310. // TODO Windows: This needs validation (error out) in the daemon.
  3311. testRequires(c, DaemonIsLinux)
  3312. out, exitCode, err := dockerCmdWithError("run", "--cpuset-cpus", "1-10,11--", "busybox", "true")
  3313. c.Assert(err, check.NotNil)
  3314. expected := "Error response from daemon: Invalid value 1-10,11-- for cpuset cpus.\n"
  3315. if !(strings.Contains(out, expected) || exitCode == 125) {
  3316. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3317. }
  3318. }
  3319. func (s *DockerSuite) TestRunWrongCpusetMemsFlagValue(c *check.C) {
  3320. // TODO Windows: This needs validation (error out) in the daemon.
  3321. testRequires(c, DaemonIsLinux)
  3322. out, exitCode, err := dockerCmdWithError("run", "--cpuset-mems", "1-42--", "busybox", "true")
  3323. c.Assert(err, check.NotNil)
  3324. expected := "Error response from daemon: Invalid value 1-42-- for cpuset mems.\n"
  3325. if !(strings.Contains(out, expected) || exitCode == 125) {
  3326. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3327. }
  3328. }
  3329. // TestRunNonExecutableCmd checks that 'docker run busybox foo' exits with error code 127'
  3330. func (s *DockerSuite) TestRunNonExecutableCmd(c *check.C) {
  3331. name := "testNonExecutableCmd"
  3332. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "foo")
  3333. _, exit, _ := runCommandWithOutput(runCmd)
  3334. stateExitCode := findContainerExitCode(c, name)
  3335. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3336. c.Fatalf("Run non-executable command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3337. }
  3338. }
  3339. // TestRunNonExistingCmd checks that 'docker run busybox /bin/foo' exits with code 127.
  3340. func (s *DockerSuite) TestRunNonExistingCmd(c *check.C) {
  3341. name := "testNonExistingCmd"
  3342. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/bin/foo")
  3343. _, exit, _ := runCommandWithOutput(runCmd)
  3344. stateExitCode := findContainerExitCode(c, name)
  3345. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3346. c.Fatalf("Run non-existing command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3347. }
  3348. }
  3349. // TestCmdCannotBeInvoked checks that 'docker run busybox /etc' exits with 126, or
  3350. // 127 on Windows. The difference is that in Windows, the container must be started
  3351. // as that's when the check is made (and yes, by it's design...)
  3352. func (s *DockerSuite) TestCmdCannotBeInvoked(c *check.C) {
  3353. expected := 126
  3354. if daemonPlatform == "windows" {
  3355. expected = 127
  3356. }
  3357. name := "testCmdCannotBeInvoked"
  3358. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/etc")
  3359. _, exit, _ := runCommandWithOutput(runCmd)
  3360. stateExitCode := findContainerExitCode(c, name)
  3361. if !(exit == expected && strings.Contains(stateExitCode, strconv.Itoa(expected))) {
  3362. 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)
  3363. }
  3364. }
  3365. // TestRunNonExistingImage checks that 'docker run foo' exits with error msg 125 and contains 'Unable to find image'
  3366. func (s *DockerSuite) TestRunNonExistingImage(c *check.C) {
  3367. runCmd := exec.Command(dockerBinary, "run", "foo")
  3368. out, exit, err := runCommandWithOutput(runCmd)
  3369. if !(err != nil && exit == 125 && strings.Contains(out, "Unable to find image")) {
  3370. 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)
  3371. }
  3372. }
  3373. // TestDockerFails checks that 'docker run -foo busybox' exits with 125 to signal docker run failed
  3374. func (s *DockerSuite) TestDockerFails(c *check.C) {
  3375. runCmd := exec.Command(dockerBinary, "run", "-foo", "busybox")
  3376. out, exit, err := runCommandWithOutput(runCmd)
  3377. if !(err != nil && exit == 125) {
  3378. c.Fatalf("Docker run with flag not defined should exit with 125, but we got out: %s, exit: %d, err: %s", out, exit, err)
  3379. }
  3380. }
  3381. // TestRunInvalidReference invokes docker run with a bad reference.
  3382. func (s *DockerSuite) TestRunInvalidReference(c *check.C) {
  3383. out, exit, _ := dockerCmdWithError("run", "busybox@foo")
  3384. if exit == 0 {
  3385. c.Fatalf("expected non-zero exist code; received %d", exit)
  3386. }
  3387. if !strings.Contains(out, "Error parsing reference") {
  3388. c.Fatalf(`Expected "Error parsing reference" in output; got: %s`, out)
  3389. }
  3390. }
  3391. // Test fix for issue #17854
  3392. func (s *DockerSuite) TestRunInitLayerPathOwnership(c *check.C) {
  3393. // Not applicable on Windows as it does not support Linux uid/gid ownership
  3394. testRequires(c, DaemonIsLinux)
  3395. name := "testetcfileownership"
  3396. _, err := buildImage(name,
  3397. `FROM busybox
  3398. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  3399. RUN echo 'dockerio:x:1001:' >> /etc/group
  3400. RUN chown dockerio:dockerio /etc`,
  3401. true)
  3402. if err != nil {
  3403. c.Fatal(err)
  3404. }
  3405. // Test that dockerio ownership of /etc is retained at runtime
  3406. out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc")
  3407. out = strings.TrimSpace(out)
  3408. if out != "dockerio:dockerio" {
  3409. c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out)
  3410. }
  3411. }
  3412. func (s *DockerSuite) TestRunWithOomScoreAdj(c *check.C) {
  3413. testRequires(c, DaemonIsLinux)
  3414. expected := "642"
  3415. out, _ := dockerCmd(c, "run", "--oom-score-adj", expected, "busybox", "cat", "/proc/self/oom_score_adj")
  3416. oomScoreAdj := strings.TrimSpace(out)
  3417. if oomScoreAdj != "642" {
  3418. c.Fatalf("Expected oom_score_adj set to %q, got %q instead", expected, oomScoreAdj)
  3419. }
  3420. }
  3421. func (s *DockerSuite) TestRunWithOomScoreAdjInvalidRange(c *check.C) {
  3422. testRequires(c, DaemonIsLinux)
  3423. out, _, err := dockerCmdWithError("run", "--oom-score-adj", "1001", "busybox", "true")
  3424. c.Assert(err, check.NotNil)
  3425. expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]."
  3426. if !strings.Contains(out, expected) {
  3427. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3428. }
  3429. out, _, err = dockerCmdWithError("run", "--oom-score-adj", "-1001", "busybox", "true")
  3430. c.Assert(err, check.NotNil)
  3431. expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]."
  3432. if !strings.Contains(out, expected) {
  3433. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3434. }
  3435. }
  3436. func (s *DockerSuite) TestRunVolumesMountedAsShared(c *check.C) {
  3437. // Volume propagation is linux only. Also it creates directories for
  3438. // bind mounting, so needs to be same host.
  3439. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3440. // Prepare a source directory to bind mount
  3441. tmpDir, err := ioutil.TempDir("", "volume-source")
  3442. if err != nil {
  3443. c.Fatal(err)
  3444. }
  3445. defer os.RemoveAll(tmpDir)
  3446. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3447. c.Fatal(err)
  3448. }
  3449. // Convert this directory into a shared mount point so that we do
  3450. // not rely on propagation properties of parent mount.
  3451. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3452. if _, err = runCommand(cmd); err != nil {
  3453. c.Fatal(err)
  3454. }
  3455. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3456. if _, err = runCommand(cmd); err != nil {
  3457. c.Fatal(err)
  3458. }
  3459. dockerCmd(c, "run", "--privileged", "-v", fmt.Sprintf("%s:/volume-dest:shared", tmpDir), "busybox", "mount", "--bind", "/volume-dest/mnt1", "/volume-dest/mnt1")
  3460. // Make sure a bind mount under a shared volume propagated to host.
  3461. if mounted, _ := mount.Mounted(path.Join(tmpDir, "mnt1")); !mounted {
  3462. c.Fatalf("Bind mount under shared volume did not propagate to host")
  3463. }
  3464. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3465. }
  3466. func (s *DockerSuite) TestRunVolumesMountedAsSlave(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. // Prepare a source directory with file in it. We will bind mount this
  3480. // direcotry and see if file shows up.
  3481. tmpDir2, err := ioutil.TempDir("", "volume-source2")
  3482. if err != nil {
  3483. c.Fatal(err)
  3484. }
  3485. defer os.RemoveAll(tmpDir2)
  3486. if err := ioutil.WriteFile(path.Join(tmpDir2, "slave-testfile"), []byte("Test"), 0644); err != nil {
  3487. c.Fatal(err)
  3488. }
  3489. // Convert this directory into a shared mount point so that we do
  3490. // not rely on propagation properties of parent mount.
  3491. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3492. if _, err = runCommand(cmd); err != nil {
  3493. c.Fatal(err)
  3494. }
  3495. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3496. if _, err = runCommand(cmd); err != nil {
  3497. c.Fatal(err)
  3498. }
  3499. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "-v", fmt.Sprintf("%s:/volume-dest:slave", tmpDir), "busybox", "top")
  3500. // Bind mount tmpDir2/ onto tmpDir/mnt1. If mount propagates inside
  3501. // container then contents of tmpDir2/slave-testfile should become
  3502. // visible at "/volume-dest/mnt1/slave-testfile"
  3503. cmd = exec.Command("mount", "--bind", tmpDir2, path.Join(tmpDir, "mnt1"))
  3504. if _, err = runCommand(cmd); err != nil {
  3505. c.Fatal(err)
  3506. }
  3507. out, _ := dockerCmd(c, "exec", "parent", "cat", "/volume-dest/mnt1/slave-testfile")
  3508. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3509. if out != "Test" {
  3510. c.Fatalf("Bind mount under slave volume did not propagate to container")
  3511. }
  3512. }
  3513. func (s *DockerSuite) TestRunNamedVolumesMountedAsShared(c *check.C) {
  3514. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3515. out, exitcode, _ := dockerCmdWithError("run", "-v", "foo:/test:shared", "busybox", "touch", "/test/somefile")
  3516. if exitcode == 0 {
  3517. c.Fatalf("expected non-zero exit code; received %d", exitcode)
  3518. }
  3519. if expected := "Invalid volume specification"; !strings.Contains(out, expected) {
  3520. c.Fatalf(`Expected %q in output; got: %s`, expected, out)
  3521. }
  3522. }
  3523. func (s *DockerSuite) TestRunNamedVolumeCopyImageData(c *check.C) {
  3524. testRequires(c, DaemonIsLinux)
  3525. testImg := "testvolumecopy"
  3526. _, err := buildImage(testImg, `
  3527. FROM busybox
  3528. RUN mkdir -p /foo && echo hello > /foo/hello
  3529. `, true)
  3530. c.Assert(err, check.IsNil)
  3531. dockerCmd(c, "run", "-v", "foo:/foo", testImg)
  3532. out, _ := dockerCmd(c, "run", "-v", "foo:/foo", "busybox", "cat", "/foo/hello")
  3533. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3534. }
  3535. func (s *DockerSuite) TestRunNamedVolumeNotRemoved(c *check.C) {
  3536. prefix := ""
  3537. if daemonPlatform == "windows" {
  3538. prefix = "c:"
  3539. }
  3540. dockerCmd(c, "volume", "create", "--name", "test")
  3541. dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3542. dockerCmd(c, "volume", "inspect", "test")
  3543. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3544. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3545. dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3546. dockerCmd(c, "rm", "-fv", "test")
  3547. dockerCmd(c, "volume", "inspect", "test")
  3548. out, _ = dockerCmd(c, "volume", "ls", "-q")
  3549. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3550. }
  3551. func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *check.C) {
  3552. prefix := ""
  3553. if daemonPlatform == "windows" {
  3554. prefix = "c:"
  3555. }
  3556. dockerCmd(c, "volume", "create", "--name", "test")
  3557. dockerCmd(c, "run", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3558. dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true")
  3559. // Remove the parent so there are not other references to the volumes
  3560. dockerCmd(c, "rm", "-f", "parent")
  3561. // now remove the child and ensure the named volume (and only the named volume) still exists
  3562. dockerCmd(c, "rm", "-fv", "child")
  3563. dockerCmd(c, "volume", "inspect", "test")
  3564. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3565. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3566. }