docker_cli_run_test.go 150 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 doesn't 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. volumeDir = "/test"
  392. fileInVol = "/test/file"
  393. }
  394. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  395. dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol)
  396. if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: "bar"`) {
  397. c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out)
  398. }
  399. dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol)
  400. }
  401. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  402. // TODO Windows: This test cannot yet run on a Windows daemon as Windows does
  403. // not support read-only bind mounts as at TP4
  404. testRequires(c, DaemonIsLinux)
  405. dockerCmd(c, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  406. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  407. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file"); err == nil {
  408. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  409. }
  410. dockerCmd(c, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  411. // Expect this to be read-only since both are "ro"
  412. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file"); err == nil {
  413. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  414. }
  415. }
  416. // Test for GH#10618
  417. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  418. path1 := randomTmpDirPath("test1", daemonPlatform)
  419. path2 := randomTmpDirPath("test2", daemonPlatform)
  420. someplace := ":/someplace"
  421. if daemonPlatform == "windows" {
  422. // Windows requires that the source directory exists before calling HCS
  423. testRequires(c, SameHostDaemon)
  424. someplace = `:c:\someplace`
  425. if err := os.MkdirAll(path1, 0755); err != nil {
  426. c.Fatalf("Failed to create %s: %q", path1, err)
  427. }
  428. defer os.RemoveAll(path1)
  429. if err := os.MkdirAll(path2, 0755); err != nil {
  430. c.Fatalf("Failed to create %s: %q", path1, err)
  431. }
  432. defer os.RemoveAll(path2)
  433. }
  434. mountstr1 := path1 + someplace
  435. mountstr2 := path2 + someplace
  436. if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {
  437. c.Fatal("Expected error about duplicate mount definitions")
  438. } else {
  439. if !strings.Contains(out, "Duplicate mount point") {
  440. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  441. }
  442. }
  443. }
  444. // Test for #1351
  445. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  446. prefix := ""
  447. if daemonPlatform == "windows" {
  448. prefix = `c:`
  449. }
  450. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  451. dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo")
  452. }
  453. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  454. prefix := ""
  455. if daemonPlatform == "windows" {
  456. prefix = `c:`
  457. }
  458. dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  459. dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar")
  460. dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  461. }
  462. // this tests verifies the ID format for the container
  463. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  464. out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true")
  465. if err != nil {
  466. c.Fatal(err)
  467. }
  468. if exit != 0 {
  469. c.Fatalf("expected exit code 0 received %d", exit)
  470. }
  471. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  472. if err != nil {
  473. c.Fatal(err)
  474. }
  475. if !match {
  476. c.Fatalf("Invalid container ID: %s", out)
  477. }
  478. }
  479. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  480. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  481. prefix := ""
  482. if daemonPlatform == "windows" {
  483. prefix = `c:`
  484. }
  485. dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true")
  486. }
  487. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  488. // Note that this bug happens only with symlinks with a target that starts with '/'.
  489. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  490. // Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...)
  491. testRequires(c, DaemonIsLinux)
  492. image := "docker-test-createvolumewithsymlink"
  493. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  494. buildCmd.Stdin = strings.NewReader(`FROM busybox
  495. RUN ln -s home /bar`)
  496. buildCmd.Dir = workingDirectory
  497. err := buildCmd.Run()
  498. if err != nil {
  499. c.Fatalf("could not build '%s': %v", image, err)
  500. }
  501. _, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  502. if err != nil || exitCode != 0 {
  503. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  504. }
  505. volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo")
  506. c.Assert(err, checker.IsNil)
  507. _, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink")
  508. if err != nil || exitCode != 0 {
  509. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  510. }
  511. _, err = os.Stat(volPath)
  512. if !os.IsNotExist(err) {
  513. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  514. }
  515. }
  516. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  517. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  518. name := "docker-test-volumesfromsymlinkpath"
  519. prefix := ""
  520. dfContents := `FROM busybox
  521. RUN ln -s home /foo
  522. VOLUME ["/foo/bar"]`
  523. if daemonPlatform == "windows" {
  524. prefix = `c:`
  525. dfContents = `FROM ` + WindowsBaseImage + `
  526. RUN mkdir c:\home
  527. RUN mklink /D c:\foo c:\home
  528. VOLUME ["c:/foo/bar"]
  529. ENTRYPOINT c:\windows\system32\cmd.exe`
  530. }
  531. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  532. buildCmd.Stdin = strings.NewReader(dfContents)
  533. buildCmd.Dir = workingDirectory
  534. err := buildCmd.Run()
  535. if err != nil {
  536. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  537. }
  538. out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)
  539. if err != nil || exitCode != 0 {
  540. c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out)
  541. }
  542. _, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar")
  543. if err != nil || exitCode != 0 {
  544. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  545. }
  546. }
  547. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  548. var (
  549. exit int
  550. err error
  551. )
  552. _, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72")
  553. if err == nil {
  554. c.Fatal("should not have a non nil error")
  555. }
  556. if exit != 72 {
  557. c.Fatalf("expected exit code 72 received %d", exit)
  558. }
  559. }
  560. func (s *DockerSuite) TestRunUserDefaults(c *check.C) {
  561. expected := "uid=0(root) gid=0(root)"
  562. if daemonPlatform == "windows" {
  563. // TODO Windows: Remove this check once TP4 is no longer supported.
  564. if windowsDaemonKV < 14250 {
  565. expected = "uid=1000(SYSTEM) gid=1000(SYSTEM)"
  566. } else {
  567. expected = "uid=1000(ContainerAdministrator) gid=1000(ContainerAdministrator)"
  568. }
  569. }
  570. out, _ := dockerCmd(c, "run", "busybox", "id")
  571. if !strings.Contains(out, expected) {
  572. c.Fatalf("expected '%s' got %s", expected, out)
  573. }
  574. }
  575. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  576. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  577. // not support the use of -u
  578. testRequires(c, DaemonIsLinux)
  579. out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id")
  580. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  581. c.Fatalf("expected root user got %s", out)
  582. }
  583. }
  584. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  585. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  586. // not support the use of -u
  587. testRequires(c, DaemonIsLinux)
  588. out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id")
  589. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  590. c.Fatalf("expected daemon user got %s", out)
  591. }
  592. }
  593. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  594. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  595. // not support the use of -u
  596. testRequires(c, DaemonIsLinux, NotArm)
  597. out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id")
  598. if err == nil {
  599. c.Fatal("No error, but must be.", out)
  600. }
  601. if !strings.Contains(out, "Uids and gids must be in range") {
  602. c.Fatalf("expected error about uids range, got %s", out)
  603. }
  604. }
  605. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  606. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  607. // not support the use of -u
  608. testRequires(c, DaemonIsLinux)
  609. out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id")
  610. if err == nil {
  611. c.Fatal("No error, but must be.", out)
  612. }
  613. if !strings.Contains(out, "Uids and gids must be in range") {
  614. c.Fatalf("expected error about uids range, got %s", out)
  615. }
  616. }
  617. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  618. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  619. // not support the use of -u
  620. testRequires(c, DaemonIsLinux)
  621. out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id")
  622. if err != nil {
  623. c.Fatal(err, out)
  624. }
  625. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  626. c.Fatalf("expected daemon user got %s", out)
  627. }
  628. }
  629. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  630. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  631. // not support the use of -u
  632. testRequires(c, DaemonIsLinux)
  633. _, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id")
  634. if err == nil {
  635. c.Fatal("unknown user should cause container to fail")
  636. }
  637. }
  638. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  639. // TODO Windows. There are two bugs in TP4 which means this test cannot
  640. // be reliably enabled. The first is a race condition where sometimes
  641. // HCS CreateComputeSystem() will fail "Invalid class string". #4985252 and
  642. // #4493430.
  643. //
  644. // The second, which is seen more readily by increasing the number of concurrent
  645. // containers to 5 or more, is that CSRSS hangs. This may fixed in the TP4 ZDP.
  646. // #4898773.
  647. testRequires(c, DaemonIsLinux)
  648. sleepTime := "2"
  649. if daemonPlatform == "windows" {
  650. sleepTime = "5" // Make more reliable on Windows
  651. }
  652. group := sync.WaitGroup{}
  653. group.Add(2)
  654. errChan := make(chan error, 2)
  655. for i := 0; i < 2; i++ {
  656. go func() {
  657. defer group.Done()
  658. _, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime)
  659. errChan <- err
  660. }()
  661. }
  662. group.Wait()
  663. close(errChan)
  664. for err := range errChan {
  665. c.Assert(err, check.IsNil)
  666. }
  667. }
  668. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  669. // TODO Windows: Environment handling is different between Linux and
  670. // Windows and this test relies currently on unix functionality.
  671. testRequires(c, DaemonIsLinux)
  672. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  673. cmd.Env = append(os.Environ(),
  674. "TRUE=false",
  675. "TRICKY=tri\ncky\n",
  676. )
  677. out, _, err := runCommandWithOutput(cmd)
  678. if err != nil {
  679. c.Fatal(err, out)
  680. }
  681. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  682. sort.Strings(actualEnv)
  683. goodEnv := []string{
  684. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  685. "HOSTNAME=testing",
  686. "FALSE=true",
  687. "TRUE=false",
  688. "TRICKY=tri",
  689. "cky",
  690. "",
  691. "HOME=/root",
  692. }
  693. sort.Strings(goodEnv)
  694. if len(goodEnv) != len(actualEnv) {
  695. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  696. }
  697. for i := range goodEnv {
  698. if actualEnv[i] != goodEnv[i] {
  699. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  700. }
  701. }
  702. }
  703. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  704. // TODO Windows: Environment handling is different between Linux and
  705. // Windows and this test relies currently on unix functionality.
  706. testRequires(c, DaemonIsLinux)
  707. // Test to make sure that when we use -e on env vars that are
  708. // not set in our local env that they're removed (if present) in
  709. // the container
  710. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  711. cmd.Env = appendBaseEnv(true)
  712. out, _, err := runCommandWithOutput(cmd)
  713. if err != nil {
  714. c.Fatal(err, out)
  715. }
  716. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  717. sort.Strings(actualEnv)
  718. goodEnv := []string{
  719. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  720. "HOME=/root",
  721. }
  722. sort.Strings(goodEnv)
  723. if len(goodEnv) != len(actualEnv) {
  724. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  725. }
  726. for i := range goodEnv {
  727. if actualEnv[i] != goodEnv[i] {
  728. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  729. }
  730. }
  731. }
  732. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  733. // TODO Windows: Environment handling is different between Linux and
  734. // Windows and this test relies currently on unix functionality.
  735. testRequires(c, DaemonIsLinux)
  736. // Test to make sure that when we use -e on env vars that are
  737. // already in the env that we're overriding them
  738. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  739. cmd.Env = appendBaseEnv(true, "HOSTNAME=bar")
  740. out, _, err := runCommandWithOutput(cmd)
  741. if err != nil {
  742. c.Fatal(err, out)
  743. }
  744. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  745. sort.Strings(actualEnv)
  746. goodEnv := []string{
  747. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  748. "HOME=/root2",
  749. "HOSTNAME=bar",
  750. }
  751. sort.Strings(goodEnv)
  752. if len(goodEnv) != len(actualEnv) {
  753. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  754. }
  755. for i := range goodEnv {
  756. if actualEnv[i] != goodEnv[i] {
  757. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  758. }
  759. }
  760. }
  761. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  762. if daemonPlatform == "windows" {
  763. // Windows busybox does not have ping. Use built in ping instead.
  764. dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  765. } else {
  766. dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  767. }
  768. }
  769. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  770. // TODO Windows: This is Linux specific as --link is not supported and
  771. // this will be deprecated in favor of container networking model.
  772. testRequires(c, DaemonIsLinux, NotUserNamespace)
  773. dockerCmd(c, "run", "--name", "linked", "busybox", "true")
  774. _, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true")
  775. if err == nil {
  776. c.Fatal("Expected error")
  777. }
  778. }
  779. // #7851 hostname outside container shows FQDN, inside only shortname
  780. // For testing purposes it is not required to set host's hostname directly
  781. // and use "--net=host" (as the original issue submitter did), as the same
  782. // codepath is executed with "docker run -h <hostname>". Both were manually
  783. // tested, but this testcase takes the simpler path of using "run -h .."
  784. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  785. // TODO Windows: -h is not yet functional.
  786. testRequires(c, DaemonIsLinux)
  787. out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  788. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  789. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  790. }
  791. }
  792. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  793. // Not applicable for Windows as Windows daemon does not support
  794. // the concept of --privileged, and mknod is a Unix concept.
  795. testRequires(c, DaemonIsLinux, NotUserNamespace)
  796. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  797. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  798. c.Fatalf("expected output ok received %s", actual)
  799. }
  800. }
  801. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  802. // Not applicable for Windows as Windows daemon does not support
  803. // the concept of --privileged, and mknod is a Unix concept.
  804. testRequires(c, DaemonIsLinux, NotUserNamespace)
  805. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  806. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  807. c.Fatalf("expected output ok received %s", actual)
  808. }
  809. }
  810. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  811. // Not applicable for Windows as there is no concept of --cap-drop
  812. testRequires(c, DaemonIsLinux)
  813. out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls")
  814. if err == nil {
  815. c.Fatal(err, out)
  816. }
  817. }
  818. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  819. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  820. testRequires(c, DaemonIsLinux)
  821. out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  822. if err == nil {
  823. c.Fatal(err, out)
  824. }
  825. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  826. c.Fatalf("expected output not ok received %s", actual)
  827. }
  828. }
  829. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  830. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  831. testRequires(c, DaemonIsLinux)
  832. out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  833. if err == nil {
  834. c.Fatal(err, out)
  835. }
  836. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  837. c.Fatalf("expected output not ok received %s", actual)
  838. }
  839. }
  840. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  841. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  842. testRequires(c, DaemonIsLinux)
  843. out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  844. if err == nil {
  845. c.Fatal(err, out)
  846. }
  847. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  848. c.Fatalf("expected output not ok received %s", actual)
  849. }
  850. }
  851. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  852. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  853. testRequires(c, DaemonIsLinux, NotUserNamespace)
  854. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  855. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  856. c.Fatalf("expected output ok received %s", actual)
  857. }
  858. }
  859. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  860. // Not applicable for Windows as there is no concept of --cap-add
  861. testRequires(c, DaemonIsLinux)
  862. out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls")
  863. if err == nil {
  864. c.Fatal(err, out)
  865. }
  866. }
  867. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  868. // Not applicable for Windows as there is no concept of --cap-add
  869. testRequires(c, DaemonIsLinux)
  870. out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  871. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  872. c.Fatalf("expected output ok received %s", actual)
  873. }
  874. }
  875. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  876. // Not applicable for Windows as there is no concept of --cap-add
  877. testRequires(c, DaemonIsLinux)
  878. out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  879. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  880. c.Fatalf("expected output ok received %s", actual)
  881. }
  882. }
  883. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  884. // Not applicable for Windows as there is no concept of --cap-add
  885. testRequires(c, DaemonIsLinux)
  886. out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  887. if err == nil {
  888. c.Fatal(err, out)
  889. }
  890. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  891. c.Fatalf("expected output not ok received %s", actual)
  892. }
  893. }
  894. func (s *DockerSuite) TestRunGroupAdd(c *check.C) {
  895. // Not applicable for Windows as there is no concept of --group-add
  896. testRequires(c, DaemonIsLinux)
  897. out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id")
  898. groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777"
  899. if actual := strings.Trim(out, "\r\n"); actual != groupsList {
  900. c.Fatalf("expected output %s received %s", groupsList, actual)
  901. }
  902. }
  903. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  904. // Not applicable for Windows as there is no concept of --privileged
  905. testRequires(c, DaemonIsLinux, NotUserNamespace)
  906. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  907. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  908. c.Fatalf("expected output ok received %s", actual)
  909. }
  910. }
  911. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  912. // Not applicable for Windows as there is no concept of unprivileged
  913. testRequires(c, DaemonIsLinux)
  914. out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  915. if err == nil {
  916. c.Fatal(err, out)
  917. }
  918. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  919. c.Fatalf("expected output not ok received %s", actual)
  920. }
  921. }
  922. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  923. // Not applicable for Windows as there is no concept of unprivileged
  924. testRequires(c, DaemonIsLinux, NotArm)
  925. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 {
  926. c.Fatal("sys should not be writable in a non privileged container")
  927. }
  928. }
  929. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  930. // Not applicable for Windows as there is no concept of unprivileged
  931. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  932. if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 {
  933. c.Fatalf("sys should be writable in privileged container")
  934. }
  935. }
  936. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  937. // Not applicable for Windows as there is no concept of unprivileged
  938. testRequires(c, DaemonIsLinux)
  939. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 {
  940. c.Fatal("proc should not be writable in a non privileged container")
  941. }
  942. }
  943. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  944. // Not applicable for Windows as there is no concept of --privileged
  945. testRequires(c, DaemonIsLinux, NotUserNamespace)
  946. if _, code := dockerCmd(c, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger"); code != 0 {
  947. c.Fatalf("proc should be writable in privileged container")
  948. }
  949. }
  950. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  951. // Not applicable on Windows as /dev/ is a Unix specific concept
  952. // TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user
  953. testRequires(c, DaemonIsLinux, NotUserNamespace)
  954. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  955. deviceLineFields := strings.Fields(out)
  956. deviceLineFields[6] = ""
  957. deviceLineFields[7] = ""
  958. deviceLineFields[8] = ""
  959. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  960. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  961. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  962. }
  963. }
  964. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  965. // Not applicable on Windows as /dev/ is a Unix specific concept
  966. testRequires(c, DaemonIsLinux)
  967. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  968. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  969. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  970. }
  971. }
  972. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  973. // Not applicable on Windows as it does not support chroot
  974. testRequires(c, DaemonIsLinux)
  975. dockerCmd(c, "run", "busybox", "chroot", "/", "true")
  976. }
  977. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  978. // Not applicable on Windows as Windows does not support --device
  979. testRequires(c, DaemonIsLinux, NotUserNamespace)
  980. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  981. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  982. c.Fatalf("expected output /dev/nulo, received %s", actual)
  983. }
  984. }
  985. func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *check.C) {
  986. // Not applicable on Windows as Windows does not support --device
  987. testRequires(c, DaemonIsLinux, NotUserNamespace)
  988. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero")
  989. if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" {
  990. c.Fatalf("expected output /dev/zero, received %s", actual)
  991. }
  992. }
  993. func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *check.C) {
  994. // Not applicable on Windows as Windows does not support --device
  995. testRequires(c, DaemonIsLinux, NotUserNamespace)
  996. _, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero")
  997. if err == nil {
  998. c.Fatalf("run container with device mode ro should fail")
  999. }
  1000. }
  1001. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1002. // Not applicable on Windows as Windows does not support -h
  1003. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1004. out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1005. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1006. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1007. }
  1008. out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1009. hostname, err := os.Hostname()
  1010. if err != nil {
  1011. c.Fatal(err)
  1012. }
  1013. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1014. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1015. }
  1016. }
  1017. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1018. out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")
  1019. expected := "/\n"
  1020. if daemonPlatform == "windows" {
  1021. expected = "C:" + expected
  1022. }
  1023. if out != expected {
  1024. c.Fatalf("pwd returned %q (expected %s)", s, expected)
  1025. }
  1026. }
  1027. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1028. if daemonPlatform == "windows" {
  1029. // Windows busybox will fail with Permission Denied on items such as pagefile.sys
  1030. dockerCmd(c, "run", "-v", `c:\:c:\host`, WindowsBaseImage, "cmd", "-c", "dir", `c:\host`)
  1031. } else {
  1032. dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host")
  1033. }
  1034. }
  1035. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1036. mount := "/:/"
  1037. targetDir := "/host"
  1038. if daemonPlatform == "windows" {
  1039. mount = `c:\:c\`
  1040. targetDir = "c:/host" // Forward slash as using busybox
  1041. }
  1042. out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir)
  1043. if err == nil {
  1044. c.Fatal(out, err)
  1045. }
  1046. }
  1047. // Verify that a container gets default DNS when only localhost resolvers exist
  1048. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1049. // Not applicable on Windows as this is testing Unix specific functionality
  1050. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1051. // preserve original resolv.conf for restoring after test
  1052. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1053. if os.IsNotExist(err) {
  1054. c.Fatalf("/etc/resolv.conf does not exist")
  1055. }
  1056. // defer restored original conf
  1057. defer func() {
  1058. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1059. c.Fatal(err)
  1060. }
  1061. }()
  1062. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1063. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1064. // GetNameservers(), leading to a replacement of nameservers with the default set
  1065. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1066. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1067. c.Fatal(err)
  1068. }
  1069. actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1070. // check that the actual defaults are appended to the commented out
  1071. // localhost resolver (which should be preserved)
  1072. // NOTE: if we ever change the defaults from google dns, this will break
  1073. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1074. if actual != expected {
  1075. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1076. }
  1077. }
  1078. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1079. // Not applicable on Windows as Windows does not support --dns*, or
  1080. // the Unix-specific functionality of resolv.conf.
  1081. testRequires(c, DaemonIsLinux)
  1082. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf")
  1083. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1084. if !strings.Contains(stderr, "Localhost DNS setting") {
  1085. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1086. }
  1087. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1088. if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" {
  1089. c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual)
  1090. }
  1091. out, stderr, _ = dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf")
  1092. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1093. if actual != "nameserver 127.0.0.1 options ndots:3" {
  1094. c.Fatalf("expected 'nameserver 127.0.0.1 options ndots:3', but says: %q", actual)
  1095. }
  1096. }
  1097. func (s *DockerSuite) TestRunDnsRepeatOptions(c *check.C) {
  1098. testRequires(c, DaemonIsLinux)
  1099. 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")
  1100. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1101. if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" {
  1102. 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)
  1103. }
  1104. }
  1105. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1106. // Not applicable on Windows as testing Unix specific functionality
  1107. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1108. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1109. if os.IsNotExist(err) {
  1110. c.Fatalf("/etc/resolv.conf does not exist")
  1111. }
  1112. hostNamservers := resolvconf.GetNameservers(origResolvConf, netutils.IP)
  1113. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1114. var out string
  1115. out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1116. if actualNameservers := resolvconf.GetNameservers([]byte(out), netutils.IP); string(actualNameservers[0]) != "127.0.0.1" {
  1117. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1118. }
  1119. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1120. if len(actualSearch) != len(hostSearch) {
  1121. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1122. }
  1123. for i := range actualSearch {
  1124. if actualSearch[i] != hostSearch[i] {
  1125. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1126. }
  1127. }
  1128. out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1129. actualNameservers := resolvconf.GetNameservers([]byte(out), netutils.IP)
  1130. if len(actualNameservers) != len(hostNamservers) {
  1131. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1132. }
  1133. for i := range actualNameservers {
  1134. if actualNameservers[i] != hostNamservers[i] {
  1135. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1136. }
  1137. }
  1138. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1139. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1140. }
  1141. // test with file
  1142. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1143. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1144. c.Fatal(err)
  1145. }
  1146. // put the old resolvconf back
  1147. defer func() {
  1148. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1149. c.Fatal(err)
  1150. }
  1151. }()
  1152. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1153. if os.IsNotExist(err) {
  1154. c.Fatalf("/etc/resolv.conf does not exist")
  1155. }
  1156. hostNamservers = resolvconf.GetNameservers(resolvConf, netutils.IP)
  1157. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1158. out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1159. if actualNameservers = resolvconf.GetNameservers([]byte(out), netutils.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1160. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1161. }
  1162. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1163. if len(actualSearch) != len(hostSearch) {
  1164. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1165. }
  1166. for i := range actualSearch {
  1167. if actualSearch[i] != hostSearch[i] {
  1168. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1169. }
  1170. }
  1171. }
  1172. // Test to see if a non-root user can resolve a DNS name. Also
  1173. // check if the container resolv.conf file has at least 0644 perm.
  1174. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1175. // Not applicable on Windows as Windows does not support --user
  1176. testRequires(c, SameHostDaemon, Network, DaemonIsLinux, NotArm)
  1177. dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org")
  1178. cID, err := getIDByName("testperm")
  1179. if err != nil {
  1180. c.Fatal(err)
  1181. }
  1182. fmode := (os.FileMode)(0644)
  1183. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1184. if err != nil {
  1185. c.Fatal(err)
  1186. }
  1187. if (finfo.Mode() & fmode) != fmode {
  1188. c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String())
  1189. }
  1190. }
  1191. // Test if container resolv.conf gets updated the next time it restarts
  1192. // if host /etc/resolv.conf has changed. This only applies if the container
  1193. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1194. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1195. // Not applicable on Windows as testing unix specific functionality
  1196. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1197. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n")
  1198. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1199. //take a copy of resolv.conf for restoring after test completes
  1200. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1201. if err != nil {
  1202. c.Fatal(err)
  1203. }
  1204. // This test case is meant to test monitoring resolv.conf when it is
  1205. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1206. // it with a file containing the original settings.
  1207. cmd := exec.Command("umount", "/etc/resolv.conf")
  1208. if _, err = runCommand(cmd); err != nil {
  1209. c.Fatal(err)
  1210. }
  1211. //cleanup
  1212. defer func() {
  1213. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1214. c.Fatal(err)
  1215. }
  1216. }()
  1217. //1. test that a restarting container gets an updated resolv.conf
  1218. dockerCmd(c, "run", "--name='first'", "busybox", "true")
  1219. containerID1, err := getIDByName("first")
  1220. if err != nil {
  1221. c.Fatal(err)
  1222. }
  1223. // replace resolv.conf with our temporary copy
  1224. bytesResolvConf := []byte(tmpResolvConf)
  1225. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1226. c.Fatal(err)
  1227. }
  1228. // start the container again to pickup changes
  1229. dockerCmd(c, "start", "first")
  1230. // check for update in container
  1231. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1232. if err != nil {
  1233. c.Fatal(err)
  1234. }
  1235. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1236. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1237. }
  1238. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1239. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1240. c.Fatal(err)
  1241. } */
  1242. //2. test that a restarting container does not receive resolv.conf updates
  1243. // if it modified the container copy of the starting point resolv.conf
  1244. dockerCmd(c, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1245. containerID2, err := getIDByName("second")
  1246. if err != nil {
  1247. c.Fatal(err)
  1248. }
  1249. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1250. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1251. c.Fatal(err)
  1252. }
  1253. // start the container again
  1254. dockerCmd(c, "start", "second")
  1255. // check for update in container
  1256. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1257. if err != nil {
  1258. c.Fatal(err)
  1259. }
  1260. if bytes.Equal(containerResolv, resolvConfSystem) {
  1261. c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv))
  1262. }
  1263. //3. test that a running container's resolv.conf is not modified while running
  1264. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1265. runningContainerID := strings.TrimSpace(out)
  1266. // replace resolv.conf
  1267. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1268. c.Fatal(err)
  1269. }
  1270. // check for update in container
  1271. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1272. if err != nil {
  1273. c.Fatal(err)
  1274. }
  1275. if bytes.Equal(containerResolv, bytesResolvConf) {
  1276. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1277. }
  1278. //4. test that a running container's resolv.conf is updated upon restart
  1279. // (the above container is still running..)
  1280. dockerCmd(c, "restart", runningContainerID)
  1281. // check for update in container
  1282. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1283. if err != nil {
  1284. c.Fatal(err)
  1285. }
  1286. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1287. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1288. }
  1289. //5. test that additions of a localhost resolver are cleaned from
  1290. // host resolv.conf before updating container's resolv.conf copies
  1291. // replace resolv.conf with a localhost-only nameserver copy
  1292. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1293. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1294. c.Fatal(err)
  1295. }
  1296. // start the container again to pickup changes
  1297. dockerCmd(c, "start", "first")
  1298. // our first exited container ID should have been updated, but with default DNS
  1299. // after the cleanup of resolv.conf found only a localhost nameserver:
  1300. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1301. if err != nil {
  1302. c.Fatal(err)
  1303. }
  1304. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1305. if !bytes.Equal(containerResolv, []byte(expected)) {
  1306. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1307. }
  1308. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1309. // of containers' resolv.conf.
  1310. // Restore the original resolv.conf
  1311. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1312. c.Fatal(err)
  1313. }
  1314. // Run the container so it picks up the old settings
  1315. dockerCmd(c, "run", "--name='third'", "busybox", "true")
  1316. containerID3, err := getIDByName("third")
  1317. if err != nil {
  1318. c.Fatal(err)
  1319. }
  1320. // Create a modified resolv.conf.aside and override resolv.conf with it
  1321. bytesResolvConf = []byte(tmpResolvConf)
  1322. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1323. c.Fatal(err)
  1324. }
  1325. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1326. if err != nil {
  1327. c.Fatal(err)
  1328. }
  1329. // start the container again to pickup changes
  1330. dockerCmd(c, "start", "third")
  1331. // check for update in container
  1332. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1333. if err != nil {
  1334. c.Fatal(err)
  1335. }
  1336. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1337. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1338. }
  1339. //cleanup, restore original resolv.conf happens in defer func()
  1340. }
  1341. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1342. // Not applicable on Windows as it does not support --add-host
  1343. testRequires(c, DaemonIsLinux)
  1344. out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1345. actual := strings.Trim(out, "\r\n")
  1346. if actual != "86.75.30.9\textra" {
  1347. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1348. }
  1349. }
  1350. // Regression test for #6983
  1351. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1352. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true")
  1353. if exitCode != 0 {
  1354. c.Fatalf("Container should have exited with error code 0")
  1355. }
  1356. }
  1357. // Regression test for #6983
  1358. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1359. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true")
  1360. if exitCode != 0 {
  1361. c.Fatalf("Container should have exited with error code 0")
  1362. }
  1363. }
  1364. // Regression test for #6983
  1365. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1366. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1367. if exitCode != 0 {
  1368. c.Fatalf("Container should have exited with error code 0")
  1369. }
  1370. }
  1371. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1372. // but using --attach instead of -a to make sure we read the flag correctly
  1373. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1374. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1375. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1376. if err == nil {
  1377. c.Fatal("Container should have exited with error code different than 0")
  1378. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1379. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1380. }
  1381. }
  1382. func (s *DockerSuite) TestRunState(c *check.C) {
  1383. // TODO Windows: This needs some rework as Windows busybox does not support top
  1384. testRequires(c, DaemonIsLinux)
  1385. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1386. id := strings.TrimSpace(out)
  1387. state := inspectField(c, id, "State.Running")
  1388. if state != "true" {
  1389. c.Fatal("Container state is 'not running'")
  1390. }
  1391. pid1 := inspectField(c, id, "State.Pid")
  1392. if pid1 == "0" {
  1393. c.Fatal("Container state Pid 0")
  1394. }
  1395. dockerCmd(c, "stop", id)
  1396. state = inspectField(c, id, "State.Running")
  1397. if state != "false" {
  1398. c.Fatal("Container state is 'running'")
  1399. }
  1400. pid2 := inspectField(c, id, "State.Pid")
  1401. if pid2 == pid1 {
  1402. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1403. }
  1404. dockerCmd(c, "start", id)
  1405. state = inspectField(c, id, "State.Running")
  1406. if state != "true" {
  1407. c.Fatal("Container state is 'not running'")
  1408. }
  1409. pid3 := inspectField(c, id, "State.Pid")
  1410. if pid3 == pid1 {
  1411. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1412. }
  1413. }
  1414. // Test for #1737
  1415. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1416. // Not applicable on Windows as it does not support uid or gid in this way
  1417. testRequires(c, DaemonIsLinux)
  1418. name := "testrunvolumesuidgid"
  1419. _, err := buildImage(name,
  1420. `FROM busybox
  1421. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1422. RUN echo 'dockerio:x:1001:' >> /etc/group
  1423. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1424. true)
  1425. if err != nil {
  1426. c.Fatal(err)
  1427. }
  1428. // Test that the uid and gid is copied from the image to the volume
  1429. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1430. out = strings.TrimSpace(out)
  1431. if out != "dockerio:dockerio" {
  1432. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1433. }
  1434. }
  1435. // Test for #1582
  1436. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1437. // TODO Windows, post TP4. Windows does not yet support volume functionality
  1438. // that copies from the image to the volume.
  1439. testRequires(c, DaemonIsLinux)
  1440. name := "testruncopyvolumecontent"
  1441. _, err := buildImage(name,
  1442. `FROM busybox
  1443. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1444. true)
  1445. if err != nil {
  1446. c.Fatal(err)
  1447. }
  1448. // Test that the content is copied from the image to the volume
  1449. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1450. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1451. c.Fatal("Container failed to transfer content to volume")
  1452. }
  1453. }
  1454. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1455. name := "testrunmdcleanuponentrypoint"
  1456. if _, err := buildImage(name,
  1457. `FROM busybox
  1458. ENTRYPOINT ["echo"]
  1459. CMD ["testingpoint"]`,
  1460. true); err != nil {
  1461. c.Fatal(err)
  1462. }
  1463. out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name)
  1464. if exit != 0 {
  1465. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1466. }
  1467. out = strings.TrimSpace(out)
  1468. expected := "root"
  1469. if daemonPlatform == "windows" {
  1470. // TODO Windows: Remove this check once TP4 is no longer supported.
  1471. if windowsDaemonKV < 14250 {
  1472. expected = `nt authority\system`
  1473. } else {
  1474. expected = `user manager\containeradministrator`
  1475. }
  1476. }
  1477. if out != expected {
  1478. c.Fatalf("Expected output %s, got %q", expected, out)
  1479. }
  1480. }
  1481. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1482. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1483. existingFile := "/bin/cat"
  1484. expected := "Cannot mkdir: /bin/cat is not a directory"
  1485. if daemonPlatform == "windows" {
  1486. existingFile = `\windows\system32\ntdll.dll`
  1487. expected = `Cannot mkdir: \windows\system32\ntdll.dll is not a directory.`
  1488. }
  1489. out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox")
  1490. if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) {
  1491. c.Fatalf("Docker must complains about making dir with exitCode 125 but we got out: %s, exitCode: %d", out, exitCode)
  1492. }
  1493. }
  1494. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1495. name := "testrunexitonstdinclose"
  1496. meow := "/bin/cat"
  1497. delay := 1
  1498. if daemonPlatform == "windows" {
  1499. meow = "cat"
  1500. delay = 60
  1501. }
  1502. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow)
  1503. stdin, err := runCmd.StdinPipe()
  1504. if err != nil {
  1505. c.Fatal(err)
  1506. }
  1507. stdout, err := runCmd.StdoutPipe()
  1508. if err != nil {
  1509. c.Fatal(err)
  1510. }
  1511. if err := runCmd.Start(); err != nil {
  1512. c.Fatal(err)
  1513. }
  1514. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1515. c.Fatal(err)
  1516. }
  1517. r := bufio.NewReader(stdout)
  1518. line, err := r.ReadString('\n')
  1519. if err != nil {
  1520. c.Fatal(err)
  1521. }
  1522. line = strings.TrimSpace(line)
  1523. if line != "hello" {
  1524. c.Fatalf("Output should be 'hello', got '%q'", line)
  1525. }
  1526. if err := stdin.Close(); err != nil {
  1527. c.Fatal(err)
  1528. }
  1529. finish := make(chan error)
  1530. go func() {
  1531. finish <- runCmd.Wait()
  1532. close(finish)
  1533. }()
  1534. select {
  1535. case err := <-finish:
  1536. c.Assert(err, check.IsNil)
  1537. case <-time.After(time.Duration(delay) * time.Second):
  1538. c.Fatal("docker run failed to exit on stdin close")
  1539. }
  1540. state := inspectField(c, name, "State.Running")
  1541. if state != "false" {
  1542. c.Fatal("Container must be stopped after stdin closing")
  1543. }
  1544. }
  1545. // Test for #2267
  1546. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1547. // Cannot run on Windows as Windows does not support diff.
  1548. testRequires(c, DaemonIsLinux)
  1549. name := "writehosts"
  1550. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1551. if !strings.Contains(out, "test2267") {
  1552. c.Fatal("/etc/hosts should contain 'test2267'")
  1553. }
  1554. out, _ = dockerCmd(c, "diff", name)
  1555. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1556. c.Fatal("diff should be empty")
  1557. }
  1558. }
  1559. func eqToBaseDiff(out string, c *check.C) bool {
  1560. out1, _ := dockerCmd(c, "run", "-d", "busybox", "echo", "hello")
  1561. cID := strings.TrimSpace(out1)
  1562. baseDiff, _ := dockerCmd(c, "diff", cID)
  1563. baseArr := strings.Split(baseDiff, "\n")
  1564. sort.Strings(baseArr)
  1565. outArr := strings.Split(out, "\n")
  1566. sort.Strings(outArr)
  1567. return sliceEq(baseArr, outArr)
  1568. }
  1569. func sliceEq(a, b []string) bool {
  1570. if len(a) != len(b) {
  1571. return false
  1572. }
  1573. for i := range a {
  1574. if a[i] != b[i] {
  1575. return false
  1576. }
  1577. }
  1578. return true
  1579. }
  1580. // Test for #2267
  1581. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1582. // Cannot run on Windows as Windows does not support diff.
  1583. testRequires(c, DaemonIsLinux)
  1584. name := "writehostname"
  1585. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1586. if !strings.Contains(out, "test2267") {
  1587. c.Fatal("/etc/hostname should contain 'test2267'")
  1588. }
  1589. out, _ = dockerCmd(c, "diff", name)
  1590. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1591. c.Fatal("diff should be empty")
  1592. }
  1593. }
  1594. // Test for #2267
  1595. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1596. // Cannot run on Windows as Windows does not support diff.
  1597. testRequires(c, DaemonIsLinux)
  1598. name := "writeresolv"
  1599. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1600. if !strings.Contains(out, "test2267") {
  1601. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1602. }
  1603. out, _ = dockerCmd(c, "diff", name)
  1604. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1605. c.Fatal("diff should be empty")
  1606. }
  1607. }
  1608. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1609. // Cannot run on Windows as Windows does not support --device
  1610. testRequires(c, DaemonIsLinux)
  1611. name := "baddevice"
  1612. out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true")
  1613. if err == nil {
  1614. c.Fatal("Run should fail with bad device")
  1615. }
  1616. expected := `"/etc": not a device node`
  1617. if !strings.Contains(out, expected) {
  1618. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1619. }
  1620. }
  1621. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1622. name := "entrypoint"
  1623. // Note Windows does not have an echo.exe built in.
  1624. var out, expected string
  1625. if daemonPlatform == "windows" {
  1626. out, _ = dockerCmd(c, "run", "--name", name, "--entrypoint", "cmd /s /c echo", "busybox", "foobar")
  1627. expected = "foobar\r\n"
  1628. } else {
  1629. out, _ = dockerCmd(c, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1630. expected = "foobar"
  1631. }
  1632. if out != expected {
  1633. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1634. }
  1635. }
  1636. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1637. testRequires(c, SameHostDaemon)
  1638. if daemonPlatform == "linux" {
  1639. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1640. }
  1641. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1642. if err != nil {
  1643. c.Fatal(err)
  1644. }
  1645. defer os.RemoveAll(tmpDir)
  1646. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1647. // TODO Windows Post TP4. Windows does not yet support :ro binds
  1648. if daemonPlatform != "windows" {
  1649. // Test reading from a read-only bind mount
  1650. out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1651. if !strings.Contains(out, "touch-me") {
  1652. c.Fatal("Container failed to read from bind mount")
  1653. }
  1654. }
  1655. // test writing to bind mount
  1656. if daemonPlatform == "windows" {
  1657. dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla")
  1658. } else {
  1659. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1660. }
  1661. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1662. // test mounting to an illegal destination directory
  1663. _, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1664. if err == nil {
  1665. c.Fatal("Container bind mounted illegal directory")
  1666. }
  1667. // Windows does not (and likely never will) support mounting a single file
  1668. if daemonPlatform != "windows" {
  1669. // test mount a file
  1670. dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1671. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1672. expected := "yotta"
  1673. if content != expected {
  1674. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1675. }
  1676. }
  1677. }
  1678. // Ensure that CIDFile gets deleted if it's empty
  1679. // Perform this test by making `docker run` fail
  1680. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1681. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1682. if err != nil {
  1683. c.Fatal(err)
  1684. }
  1685. defer os.RemoveAll(tmpDir)
  1686. tmpCidFile := path.Join(tmpDir, "cid")
  1687. image := "emptyfs"
  1688. if daemonPlatform == "windows" {
  1689. // Windows can't support an emptyfs image. Just use the regular Windows image
  1690. image = WindowsBaseImage
  1691. }
  1692. out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image)
  1693. if err == nil {
  1694. c.Fatalf("Run without command must fail. out=%s", out)
  1695. } else if !strings.Contains(out, "No command specified") {
  1696. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1697. }
  1698. if _, err := os.Stat(tmpCidFile); err == nil {
  1699. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1700. }
  1701. }
  1702. // #2098 - Docker cidFiles only contain short version of the containerId
  1703. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1704. // TestRunCidFile tests that run --cidfile returns the longid
  1705. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1706. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1707. if err != nil {
  1708. c.Fatal(err)
  1709. }
  1710. tmpCidFile := path.Join(tmpDir, "cid")
  1711. defer os.RemoveAll(tmpDir)
  1712. out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1713. id := strings.TrimSpace(out)
  1714. buffer, err := ioutil.ReadFile(tmpCidFile)
  1715. if err != nil {
  1716. c.Fatal(err)
  1717. }
  1718. cid := string(buffer)
  1719. if len(cid) != 64 {
  1720. c.Fatalf("--cidfile should be a long id, not %q", id)
  1721. }
  1722. if cid != id {
  1723. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1724. }
  1725. }
  1726. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1727. mac := "12:34:56:78:9a:bc"
  1728. var out string
  1729. if daemonPlatform == "windows" {
  1730. out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'")
  1731. mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs
  1732. } else {
  1733. 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}'")
  1734. }
  1735. actualMac := strings.TrimSpace(out)
  1736. if actualMac != mac {
  1737. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1738. }
  1739. }
  1740. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1741. // TODO Windows. Network settings are not propagated back to inspect.
  1742. testRequires(c, DaemonIsLinux)
  1743. mac := "12:34:56:78:9a:bc"
  1744. out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1745. id := strings.TrimSpace(out)
  1746. inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress")
  1747. if inspectedMac != mac {
  1748. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1749. }
  1750. }
  1751. // test docker run use an invalid mac address
  1752. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1753. out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1754. //use an invalid mac address should with an error out
  1755. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1756. c.Fatalf("run with an invalid --mac-address should with error out")
  1757. }
  1758. }
  1759. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1760. // TODO Windows. Network settings are not propagated back to inspect.
  1761. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1762. out, _ := dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1763. id := strings.TrimSpace(out)
  1764. ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress")
  1765. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1766. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1767. out, _, err := runCommandWithOutput(iptCmd)
  1768. if err != nil {
  1769. c.Fatal(err, out)
  1770. }
  1771. if err := deleteContainer(id); err != nil {
  1772. c.Fatal(err)
  1773. }
  1774. dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1775. }
  1776. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1777. // TODO Windows. The duplicate NAT message returned by Windows will be
  1778. // changing as is currently completely undecipherable. Does need modifying
  1779. // to run sh rather than top though as top isn't in Windows busybox.
  1780. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1781. port := "1234"
  1782. dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top")
  1783. out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top")
  1784. if err == nil {
  1785. c.Fatalf("Binding on used port must fail")
  1786. }
  1787. if !strings.Contains(out, "port is already allocated") {
  1788. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1789. }
  1790. }
  1791. // https://github.com/docker/docker/issues/12148
  1792. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1793. // TODO Windows. -P is not yet supported
  1794. testRequires(c, DaemonIsLinux)
  1795. // allocate a dynamic port to get the most recent
  1796. out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1797. id := strings.TrimSpace(out)
  1798. out, _ = dockerCmd(c, "port", id, "80")
  1799. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1800. port, err := strconv.ParseInt(strPort, 10, 64)
  1801. if err != nil {
  1802. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1803. }
  1804. // allocate a static port and a dynamic port together, with static port
  1805. // takes the next recent port in dynamic port range.
  1806. dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top")
  1807. }
  1808. // Regression test for #7792
  1809. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1810. // TODO Windows: Post TP4. Updated, but Windows does not support nested mounts currently.
  1811. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1812. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1813. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1814. if err != nil {
  1815. c.Fatal(err)
  1816. }
  1817. defer os.RemoveAll(tmpDir)
  1818. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1819. if err != nil {
  1820. c.Fatal(err)
  1821. }
  1822. defer os.RemoveAll(tmpDir2)
  1823. // Create a temporary tmpfs mounc.
  1824. fooDir := filepath.Join(tmpDir, "foo")
  1825. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1826. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1827. }
  1828. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1829. c.Fatal(err)
  1830. }
  1831. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1832. c.Fatal(err)
  1833. }
  1834. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1835. c.Fatal(err)
  1836. }
  1837. dockerCmd(c, "run",
  1838. "-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir),
  1839. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir),
  1840. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2),
  1841. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir),
  1842. "busybox:latest", "sh", "-c",
  1843. "ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me")
  1844. }
  1845. // Regression test for https://github.com/docker/docker/issues/8259
  1846. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1847. // Not applicable on Windows as Windows does not support volumes
  1848. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1849. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1850. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1851. if err != nil {
  1852. c.Fatal(err)
  1853. }
  1854. defer os.RemoveAll(tmpDir)
  1855. linkPath := os.TempDir() + "/testlink2"
  1856. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1857. c.Fatal(err)
  1858. }
  1859. defer os.RemoveAll(linkPath)
  1860. // Create first container
  1861. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1862. // Create second container with same symlinked path
  1863. // This will fail if the referenced issue is hit with a "Volume exists" error
  1864. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1865. }
  1866. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  1867. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  1868. // While Windows supports volumes, it does not support --add-host hence
  1869. // this test is not applicable on Windows.
  1870. testRequires(c, DaemonIsLinux)
  1871. out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  1872. if !strings.Contains(out, "nameserver 127.0.0.1") {
  1873. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  1874. }
  1875. out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  1876. if !strings.Contains(out, "test123") {
  1877. c.Fatal("/etc volume mount hides /etc/hostname")
  1878. }
  1879. out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  1880. out = strings.Replace(out, "\n", " ", -1)
  1881. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  1882. c.Fatal("/etc volume mount hides /etc/hosts")
  1883. }
  1884. }
  1885. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  1886. // TODO Windows (Post TP4). Windows does not support volumes which
  1887. // are pre-populated such as is built in the dockerfile used in this test.
  1888. testRequires(c, DaemonIsLinux)
  1889. if _, err := buildImage("dataimage",
  1890. `FROM busybox
  1891. RUN mkdir -p /foo
  1892. RUN touch /foo/bar`,
  1893. true); err != nil {
  1894. c.Fatal(err)
  1895. }
  1896. dockerCmd(c, "run", "--name", "test", "-v", "/foo", "busybox")
  1897. if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1898. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  1899. }
  1900. tmpDir := randomTmpDirPath("docker_test_bind_mount_copy_data", daemonPlatform)
  1901. if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1902. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  1903. }
  1904. }
  1905. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  1906. // just run with unknown image
  1907. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  1908. stdout := bytes.NewBuffer(nil)
  1909. cmd.Stdout = stdout
  1910. if err := cmd.Run(); err == nil {
  1911. c.Fatal("Run with unknown image should fail")
  1912. }
  1913. if stdout.Len() != 0 {
  1914. c.Fatalf("Stdout contains output from pull: %s", stdout)
  1915. }
  1916. }
  1917. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  1918. testRequires(c, SameHostDaemon)
  1919. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  1920. if _, err := buildImage("run_volumes_clean_paths",
  1921. `FROM busybox
  1922. VOLUME `+prefix+`/foo/`,
  1923. true); err != nil {
  1924. c.Fatal(err)
  1925. }
  1926. dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  1927. out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash)
  1928. if err != errMountNotFound {
  1929. c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out)
  1930. }
  1931. out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`)
  1932. c.Assert(err, check.IsNil)
  1933. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1934. c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out)
  1935. }
  1936. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash)
  1937. if err != errMountNotFound {
  1938. c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out)
  1939. }
  1940. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar")
  1941. c.Assert(err, check.IsNil)
  1942. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  1943. c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out)
  1944. }
  1945. }
  1946. // Regression test for #3631
  1947. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  1948. // TODO Windows: This should be able to run on Windows if can find an
  1949. // alternate to /dev/zero and /dev/stdout.
  1950. testRequires(c, DaemonIsLinux)
  1951. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  1952. stdout, err := cont.StdoutPipe()
  1953. if err != nil {
  1954. c.Fatal(err)
  1955. }
  1956. if err := cont.Start(); err != nil {
  1957. c.Fatal(err)
  1958. }
  1959. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  1960. if err != nil {
  1961. c.Fatal(err)
  1962. }
  1963. expected := 2 * 1024 * 2000
  1964. if n != expected {
  1965. c.Fatalf("Expected %d, got %d", expected, n)
  1966. }
  1967. }
  1968. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  1969. // TODO Windows: -P is not currently supported. Also network
  1970. // settings are not propagated back.
  1971. testRequires(c, DaemonIsLinux)
  1972. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  1973. id := strings.TrimSpace(out)
  1974. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  1975. var ports nat.PortMap
  1976. if err := unmarshalJSON([]byte(portstr), &ports); err != nil {
  1977. c.Fatal(err)
  1978. }
  1979. for port, binding := range ports {
  1980. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  1981. if portnum < 3000 || portnum > 3003 {
  1982. c.Fatalf("Port %d is out of range ", portnum)
  1983. }
  1984. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  1985. c.Fatalf("Port is not mapped for the port %s", port)
  1986. }
  1987. }
  1988. }
  1989. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  1990. out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox")
  1991. c.Assert(err, checker.NotNil, check.Commentf("--expose with an invalid port should error out"))
  1992. c.Assert(out, checker.Contains, "invalid range format for --expose")
  1993. }
  1994. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  1995. out, _, _ := dockerCmdWithStdoutStderr(c, "create", "busybox", "/bin/nada")
  1996. cID := strings.TrimSpace(out)
  1997. _, _, err := dockerCmdWithError("start", cID)
  1998. // Windows and Linux are different here by architectural design. Linux will
  1999. // fail to start the container, so an error is expected. Windows will
  2000. // successfully start the container, and once started attempt to execute
  2001. // the command which will fail.
  2002. if daemonPlatform == "windows" {
  2003. // Wait for it to exit.
  2004. waitExited(cID, 30*time.Second)
  2005. c.Assert(err, check.IsNil)
  2006. } else {
  2007. c.Assert(err, check.NotNil)
  2008. }
  2009. rc := inspectField(c, cID, "State.ExitCode")
  2010. if rc == "0" {
  2011. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2012. }
  2013. }
  2014. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2015. // Not applicable on Windows as uses Unix-specific capabilities
  2016. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2017. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2018. if err != nil {
  2019. c.Fatal(err)
  2020. }
  2021. out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2022. out = strings.Trim(out, "\n")
  2023. if hostIpc != out {
  2024. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out)
  2025. }
  2026. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2027. out = strings.Trim(out, "\n")
  2028. if hostIpc == out {
  2029. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out)
  2030. }
  2031. }
  2032. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2033. // Not applicable on Windows as uses Unix-specific capabilities
  2034. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2035. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
  2036. id := strings.TrimSpace(out)
  2037. state := inspectField(c, id, "State.Running")
  2038. if state != "true" {
  2039. c.Fatal("Container state is 'not running'")
  2040. }
  2041. pid1 := inspectField(c, id, "State.Pid")
  2042. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2043. if err != nil {
  2044. c.Fatal(err)
  2045. }
  2046. out, _ = dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2047. out = strings.Trim(out, "\n")
  2048. if parentContainerIpc != out {
  2049. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out)
  2050. }
  2051. catOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "cat", "/dev/shm/test")
  2052. if catOutput != "test" {
  2053. c.Fatalf("Output of /dev/shm/test expected test but found: %s", catOutput)
  2054. }
  2055. // check that /dev/mqueue is actually of mqueue type
  2056. grepOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "grep", "/dev/mqueue", "/proc/mounts")
  2057. if !strings.HasPrefix(grepOutput, "mqueue /dev/mqueue mqueue rw") {
  2058. c.Fatalf("Output of 'grep /proc/mounts' expected 'mqueue /dev/mqueue mqueue rw' but found: %s", grepOutput)
  2059. }
  2060. lsOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "ls", "/dev/mqueue")
  2061. lsOutput = strings.Trim(lsOutput, "\n")
  2062. if lsOutput != "toto" {
  2063. c.Fatalf("Output of 'ls /dev/mqueue' expected 'toto' but found: %s", lsOutput)
  2064. }
  2065. }
  2066. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2067. // Not applicable on Windows as uses Unix-specific capabilities
  2068. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2069. out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2070. if !strings.Contains(out, "abcd1234") || err == nil {
  2071. c.Fatalf("run IPC from a non exists container should with correct error out")
  2072. }
  2073. }
  2074. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2075. // Not applicable on Windows as uses Unix-specific capabilities
  2076. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2077. out, _ := dockerCmd(c, "create", "busybox")
  2078. id := strings.TrimSpace(out)
  2079. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2080. if err == nil {
  2081. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2082. }
  2083. }
  2084. func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *check.C) {
  2085. // Not applicable on Windows as uses Unix-specific capabilities
  2086. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2087. dockerCmd(c, "run", "-d", "--name", "shmfromhost", "-v", "/dev/shm:/dev/shm", "-v", "/dev/mqueue:/dev/mqueue", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
  2088. defer os.Remove("/dev/mqueue/toto")
  2089. defer os.Remove("/dev/shm/test")
  2090. volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm")
  2091. c.Assert(err, checker.IsNil)
  2092. if volPath != "/dev/shm" {
  2093. c.Fatalf("volumePath should have been /dev/shm, was %s", volPath)
  2094. }
  2095. out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test")
  2096. if out != "test" {
  2097. c.Fatalf("Output of /dev/shm/test expected test but found: %s", out)
  2098. }
  2099. // Check that the mq was created
  2100. if _, err := os.Stat("/dev/mqueue/toto"); err != nil {
  2101. c.Fatalf("Failed to confirm '/dev/mqueue/toto' presence on host: %s", err.Error())
  2102. }
  2103. }
  2104. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2105. // Not applicable on Windows as uses Unix-specific capabilities
  2106. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2107. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2108. id := strings.TrimSpace(out)
  2109. c.Assert(waitRun(id), check.IsNil)
  2110. pid1 := inspectField(c, id, "State.Pid")
  2111. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2112. if err != nil {
  2113. c.Fatal(err)
  2114. }
  2115. out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2116. out = strings.Trim(out, "\n")
  2117. if parentContainerNet != out {
  2118. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out)
  2119. }
  2120. }
  2121. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2122. // Not applicable on Windows as uses Unix-specific capabilities
  2123. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2124. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2125. if err != nil {
  2126. c.Fatal(err)
  2127. }
  2128. out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2129. out = strings.Trim(out, "\n")
  2130. if hostPid != out {
  2131. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out)
  2132. }
  2133. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2134. out = strings.Trim(out, "\n")
  2135. if hostPid == out {
  2136. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out)
  2137. }
  2138. }
  2139. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2140. // Not applicable on Windows as uses Unix-specific capabilities
  2141. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2142. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2143. if err != nil {
  2144. c.Fatal(err)
  2145. }
  2146. out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2147. out = strings.Trim(out, "\n")
  2148. if hostUTS != out {
  2149. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out)
  2150. }
  2151. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2152. out = strings.Trim(out, "\n")
  2153. if hostUTS == out {
  2154. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out)
  2155. }
  2156. }
  2157. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2158. // Remote daemons use TLS and this test is not applicable when TLS is required.
  2159. testRequires(c, SameHostDaemon)
  2160. if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 {
  2161. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2162. }
  2163. // Regardless of whether we specify true or false we need to
  2164. // test to make sure tls is turned on if --tlsverify is specified at all
  2165. out, code, err := dockerCmdWithError("--tlsverify=false", "ps")
  2166. if err == nil || code == 0 || !strings.Contains(out, "trying to connect") {
  2167. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2168. }
  2169. out, code, err = dockerCmdWithError("--tlsverify=true", "ps")
  2170. if err == nil || code == 0 || !strings.Contains(out, "cert") {
  2171. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2172. }
  2173. }
  2174. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2175. // TODO Windows. Once moved to libnetwork/CNM, this may be able to be
  2176. // re-instated.
  2177. testRequires(c, DaemonIsLinux)
  2178. // first find allocator current position
  2179. out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2180. id := strings.TrimSpace(out)
  2181. out, _ = dockerCmd(c, "port", id)
  2182. out = strings.TrimSpace(out)
  2183. if out == "" {
  2184. c.Fatal("docker port command output is empty")
  2185. }
  2186. out = strings.Split(out, ":")[1]
  2187. lastPort, err := strconv.Atoi(out)
  2188. if err != nil {
  2189. c.Fatal(err)
  2190. }
  2191. port := lastPort + 1
  2192. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2193. if err != nil {
  2194. c.Fatal(err)
  2195. }
  2196. defer l.Close()
  2197. out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2198. id = strings.TrimSpace(out)
  2199. dockerCmd(c, "port", id)
  2200. }
  2201. func (s *DockerSuite) TestRunTTYWithPipe(c *check.C) {
  2202. errChan := make(chan error)
  2203. go func() {
  2204. defer close(errChan)
  2205. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2206. if _, err := cmd.StdinPipe(); err != nil {
  2207. errChan <- err
  2208. return
  2209. }
  2210. expected := "cannot enable tty mode"
  2211. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2212. errChan <- fmt.Errorf("run should have failed")
  2213. return
  2214. } else if !strings.Contains(out, expected) {
  2215. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2216. return
  2217. }
  2218. }()
  2219. select {
  2220. case err := <-errChan:
  2221. c.Assert(err, check.IsNil)
  2222. case <-time.After(6 * time.Second):
  2223. c.Fatal("container is running but should have failed")
  2224. }
  2225. }
  2226. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2227. addr := "00:16:3E:08:00:50"
  2228. cmd := "ifconfig"
  2229. image := "busybox"
  2230. expected := addr
  2231. if daemonPlatform == "windows" {
  2232. cmd = "ipconfig /all"
  2233. image = WindowsBaseImage
  2234. expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1)
  2235. }
  2236. if out, _ := dockerCmd(c, "run", "--mac-address", addr, image, cmd); !strings.Contains(out, expected) {
  2237. c.Fatalf("Output should have contained %q: %s", expected, out)
  2238. }
  2239. }
  2240. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2241. // Not applicable on Windows as uses Unix-specific capabilities
  2242. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2243. hostNet, err := os.Readlink("/proc/1/ns/net")
  2244. if err != nil {
  2245. c.Fatal(err)
  2246. }
  2247. out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2248. out = strings.Trim(out, "\n")
  2249. if hostNet != out {
  2250. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out)
  2251. }
  2252. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net")
  2253. out = strings.Trim(out, "\n")
  2254. if hostNet == out {
  2255. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out)
  2256. }
  2257. }
  2258. func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) {
  2259. // TODO Windows. As Windows networking evolves and converges towards
  2260. // CNM, this test may be possible to enable on Windows.
  2261. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2262. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2263. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2264. }
  2265. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2266. // Not applicable on Windows as uses Unix-specific capabilities
  2267. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2268. hostNet, err := os.Readlink("/proc/1/ns/net")
  2269. if err != nil {
  2270. c.Fatal(err)
  2271. }
  2272. dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2273. out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2274. out = strings.Trim(out, "\n")
  2275. if hostNet != out {
  2276. c.Fatalf("Container should have host network namespace")
  2277. }
  2278. }
  2279. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2280. // TODO Windows. This may be possible to enable in the future. However,
  2281. // Windows does not currently support --expose, or populate the network
  2282. // settings seen through inspect.
  2283. testRequires(c, DaemonIsLinux)
  2284. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2285. id := strings.TrimSpace(out)
  2286. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2287. var ports nat.PortMap
  2288. err := unmarshalJSON([]byte(portstr), &ports)
  2289. c.Assert(err, checker.IsNil, check.Commentf("failed to unmarshal: %v", portstr))
  2290. for port, binding := range ports {
  2291. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2292. if portnum < 3000 || portnum > 3003 {
  2293. c.Fatalf("Port %d is out of range ", portnum)
  2294. }
  2295. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2296. c.Fatal("Port is not mapped for the port "+port, out)
  2297. }
  2298. }
  2299. }
  2300. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2301. dockerCmd(c, "run", "-d", "--name", "test", "busybox", "sleep", "30")
  2302. out := inspectField(c, "test", "HostConfig.RestartPolicy.Name")
  2303. if out != "no" {
  2304. c.Fatalf("Set default restart policy failed")
  2305. }
  2306. }
  2307. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2308. out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false")
  2309. timeout := 10 * time.Second
  2310. if daemonPlatform == "windows" {
  2311. timeout = 120 * time.Second
  2312. }
  2313. id := strings.TrimSpace(string(out))
  2314. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil {
  2315. c.Fatal(err)
  2316. }
  2317. count := inspectField(c, id, "RestartCount")
  2318. if count != "3" {
  2319. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2320. }
  2321. MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2322. if MaximumRetryCount != "3" {
  2323. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2324. }
  2325. }
  2326. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2327. dockerCmd(c, "run", "--rm", "busybox", "touch", "/file")
  2328. }
  2329. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2330. // Not applicable on Windows which does not support --read-only
  2331. testRequires(c, DaemonIsLinux)
  2332. for _, f := range []string{"/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/sys/kernel", "/dev/.dont.touch.me"} {
  2333. testReadOnlyFile(f, c)
  2334. }
  2335. }
  2336. func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) {
  2337. // Not applicable on Windows due to use of Unix specific functionality, plus
  2338. // the use of --read-only which is not supported.
  2339. // --read-only + userns has remount issues
  2340. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2341. // Ensure we have not broken writing /dev/pts
  2342. out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
  2343. if status != 0 {
  2344. c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
  2345. }
  2346. expected := "type devpts (rw,"
  2347. if !strings.Contains(string(out), expected) {
  2348. c.Fatalf("expected output to contain %s but contains %s", expected, out)
  2349. }
  2350. }
  2351. func testReadOnlyFile(filename string, c *check.C) {
  2352. // Not applicable on Windows which does not support --read-only
  2353. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2354. out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "touch", filename)
  2355. if err == nil {
  2356. c.Fatal("expected container to error on run with read only error")
  2357. }
  2358. expected := "Read-only file system"
  2359. if !strings.Contains(string(out), expected) {
  2360. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2361. }
  2362. out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "touch", filename)
  2363. if err == nil {
  2364. c.Fatal("expected container to error on run with read only error")
  2365. }
  2366. expected = "Read-only file system"
  2367. if !strings.Contains(string(out), expected) {
  2368. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2369. }
  2370. }
  2371. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2372. // Not applicable on Windows which does not support --link
  2373. // --read-only + userns has remount issues
  2374. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2375. dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top")
  2376. out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts")
  2377. if !strings.Contains(string(out), "testlinked") {
  2378. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2379. }
  2380. }
  2381. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  2382. // Not applicable on Windows which does not support either --read-only or --dns.
  2383. // --read-only + userns has remount issues
  2384. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2385. out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf")
  2386. if !strings.Contains(string(out), "1.1.1.1") {
  2387. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2388. }
  2389. }
  2390. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2391. // Not applicable on Windows which does not support --read-only
  2392. // --read-only + userns has remount issues
  2393. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2394. out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts")
  2395. if !strings.Contains(string(out), "testreadonly") {
  2396. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2397. }
  2398. }
  2399. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2400. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  2401. dockerCmd(c, "run", "-d", "--name", "voltest", "-v", prefix+"/foo", "busybox", "sleep", "60")
  2402. dockerCmd(c, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "sleep", "60")
  2403. // Remove the main volume container and restart the consuming container
  2404. dockerCmd(c, "rm", "-f", "voltest")
  2405. // This should not fail since the volumes-from were already applied
  2406. dockerCmd(c, "restart", "restarter")
  2407. }
  2408. // run container with --rm should remove container if exit code != 0
  2409. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2410. name := "flowers"
  2411. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2412. if err == nil {
  2413. c.Fatal("Expected docker run to fail", out, err)
  2414. }
  2415. out, err = getAllContainers()
  2416. if err != nil {
  2417. c.Fatal(out, err)
  2418. }
  2419. if out != "" {
  2420. c.Fatal("Expected not to have containers", out)
  2421. }
  2422. }
  2423. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2424. name := "sparkles"
  2425. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "commandNotFound")
  2426. if err == nil {
  2427. c.Fatal("Expected docker run to fail", out, err)
  2428. }
  2429. out, err = getAllContainers()
  2430. if err != nil {
  2431. c.Fatal(out, err)
  2432. }
  2433. if out != "" {
  2434. c.Fatal("Expected not to have containers", out)
  2435. }
  2436. }
  2437. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2438. // Not applicable on Windows as uses Unix specific functionality
  2439. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2440. name := "ibuildthecloud"
  2441. dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi")
  2442. c.Assert(waitRun(name), check.IsNil)
  2443. errchan := make(chan error)
  2444. go func() {
  2445. if out, _, err := dockerCmdWithError("kill", name); err != nil {
  2446. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2447. }
  2448. close(errchan)
  2449. }()
  2450. select {
  2451. case err := <-errchan:
  2452. c.Assert(err, check.IsNil)
  2453. case <-time.After(5 * time.Second):
  2454. c.Fatal("Kill container timed out")
  2455. }
  2456. }
  2457. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2458. // TODO Windows. This may be possible to enable once Windows supports
  2459. // memory limits on containers
  2460. testRequires(c, DaemonIsLinux)
  2461. // this memory limit is 1 byte less than the min, which is 4MB
  2462. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2463. out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox")
  2464. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2465. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2466. }
  2467. }
  2468. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2469. // Not applicable on Windows as uses Unix specific functionality
  2470. testRequires(c, DaemonIsLinux)
  2471. _, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version")
  2472. if err == nil || code == 0 {
  2473. c.Fatal("standard container should not be able to write to /proc/asound")
  2474. }
  2475. }
  2476. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2477. // Not applicable on Windows as uses Unix specific functionality
  2478. testRequires(c, DaemonIsLinux)
  2479. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats")
  2480. if code != 0 {
  2481. return
  2482. }
  2483. if err != nil {
  2484. c.Fatal(err)
  2485. }
  2486. if strings.Trim(out, "\n ") != "" {
  2487. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2488. }
  2489. }
  2490. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2491. // Not applicable on Windows as uses Unix specific functionality
  2492. testRequires(c, DaemonIsLinux)
  2493. // some kernels don't have this configured so skip the test if this file is not found
  2494. // on the host running the tests.
  2495. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2496. c.Skip("kernel doesn't have latency_stats configured")
  2497. return
  2498. }
  2499. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats")
  2500. if code != 0 {
  2501. return
  2502. }
  2503. if err != nil {
  2504. c.Fatal(err)
  2505. }
  2506. if strings.Trim(out, "\n ") != "" {
  2507. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2508. }
  2509. }
  2510. func (s *DockerSuite) TestRunReadFilteredProc(c *check.C) {
  2511. // Not applicable on Windows as uses Unix specific functionality
  2512. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2513. testReadPaths := []string{
  2514. "/proc/latency_stats",
  2515. "/proc/timer_stats",
  2516. "/proc/kcore",
  2517. }
  2518. for i, filePath := range testReadPaths {
  2519. name := fmt.Sprintf("procsieve-%d", i)
  2520. shellCmd := fmt.Sprintf("exec 3<%s", filePath)
  2521. out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor:docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2522. if exitCode != 0 {
  2523. return
  2524. }
  2525. if err != nil {
  2526. c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err)
  2527. }
  2528. }
  2529. }
  2530. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2531. // Not applicable on Windows as uses Unix specific functionality
  2532. testRequires(c, DaemonIsLinux)
  2533. _, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true")
  2534. if err == nil || code == 0 {
  2535. c.Fatal("container should not be able to mount into /proc")
  2536. }
  2537. }
  2538. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2539. // Not applicable on Windows as uses Unix specific functionality
  2540. testRequires(c, DaemonIsLinux)
  2541. testRequires(c, NotUserNamespace)
  2542. dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true")
  2543. }
  2544. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2545. // Not applicable on Windows as uses Unix specific functionality
  2546. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2547. name := "acidburn"
  2548. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp:unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2549. if err == nil ||
  2550. !(strings.Contains(strings.ToLower(out), "permission denied") ||
  2551. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2552. c.Fatalf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err)
  2553. }
  2554. name = "cereal"
  2555. out, _, err = dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp:unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2556. if err == nil ||
  2557. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2558. strings.Contains(strings.ToLower(out), "permission denied")) {
  2559. c.Fatalf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2560. }
  2561. /* Ensure still fails if running privileged with the default policy */
  2562. name = "crashoverride"
  2563. 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")
  2564. if err == nil ||
  2565. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2566. strings.Contains(strings.ToLower(out), "permission denied")) {
  2567. c.Fatalf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2568. }
  2569. }
  2570. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2571. // TODO Windows: This may be possible once Windows moves to libnetwork and CNM
  2572. testRequires(c, DaemonIsLinux)
  2573. dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top")
  2574. out, _ := dockerCmd(c, "port", "test")
  2575. out = strings.Trim(out, "\r\n")
  2576. if out != "" {
  2577. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2578. }
  2579. }
  2580. // Issue #10184.
  2581. func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  2582. // Not applicable on Windows as uses Unix specific functionality
  2583. testRequires(c, DaemonIsLinux)
  2584. const permissions = "crw-rw-rw-"
  2585. out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  2586. if status != 0 {
  2587. c.Fatalf("expected status 0, got %d", status)
  2588. }
  2589. if !strings.HasPrefix(out, permissions) {
  2590. c.Fatalf("output should begin with %q, got %q", permissions, out)
  2591. }
  2592. }
  2593. func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) {
  2594. // Not applicable on Windows as uses Unix specific functionality
  2595. testRequires(c, DaemonIsLinux)
  2596. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
  2597. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  2598. c.Fatalf("expected output ok received %s", actual)
  2599. }
  2600. }
  2601. // https://github.com/docker/docker/pull/14498
  2602. func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) {
  2603. // TODO Windows post TP4. Enable the read-only bits once they are
  2604. // supported on the platform.
  2605. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  2606. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true")
  2607. if daemonPlatform != "windows" {
  2608. dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
  2609. }
  2610. dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
  2611. if daemonPlatform != "windows" {
  2612. mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test")
  2613. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2614. if mRO.RW {
  2615. c.Fatalf("Expected RO volume was RW")
  2616. }
  2617. }
  2618. mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test")
  2619. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2620. if !mRW.RW {
  2621. c.Fatalf("Expected RW volume was RO")
  2622. }
  2623. }
  2624. func (s *DockerSuite) TestRunWriteFilteredProc(c *check.C) {
  2625. // Not applicable on Windows as uses Unix specific functionality
  2626. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2627. testWritePaths := []string{
  2628. /* modprobe and core_pattern should both be denied by generic
  2629. * policy of denials for /proc/sys/kernel. These files have been
  2630. * picked to be checked as they are particularly sensitive to writes */
  2631. "/proc/sys/kernel/modprobe",
  2632. "/proc/sys/kernel/core_pattern",
  2633. "/proc/sysrq-trigger",
  2634. "/proc/kcore",
  2635. }
  2636. for i, filePath := range testWritePaths {
  2637. name := fmt.Sprintf("writeprocsieve-%d", i)
  2638. shellCmd := fmt.Sprintf("exec 3>%s", filePath)
  2639. out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor:docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2640. if code != 0 {
  2641. return
  2642. }
  2643. if err != nil {
  2644. c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err)
  2645. }
  2646. }
  2647. }
  2648. func (s *DockerSuite) TestRunNetworkFilesBindMount(c *check.C) {
  2649. // Not applicable on Windows as uses Unix specific functionality
  2650. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2651. expected := "test123"
  2652. filename := createTmpFile(c, expected)
  2653. defer os.Remove(filename)
  2654. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2655. for i := range nwfiles {
  2656. actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i])
  2657. if actual != expected {
  2658. c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual)
  2659. }
  2660. }
  2661. }
  2662. func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *check.C) {
  2663. // Not applicable on Windows as uses Unix specific functionality
  2664. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2665. filename := createTmpFile(c, "test123")
  2666. defer os.Remove(filename)
  2667. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2668. for i := range nwfiles {
  2669. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i])
  2670. if err == nil || exitCode == 0 {
  2671. c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode)
  2672. }
  2673. }
  2674. }
  2675. func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *check.C) {
  2676. // Not applicable on Windows as uses Unix specific functionality
  2677. // --read-only + userns has remount issues
  2678. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2679. filename := createTmpFile(c, "test123")
  2680. defer os.Remove(filename)
  2681. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2682. for i := range nwfiles {
  2683. _, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i])
  2684. if exitCode != 0 {
  2685. c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2686. }
  2687. }
  2688. for i := range nwfiles {
  2689. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i])
  2690. if err == nil || exitCode == 0 {
  2691. c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2692. }
  2693. }
  2694. }
  2695. func (s *DockerTrustSuite) TestTrustedRun(c *check.C) {
  2696. // Windows does not support this functionality
  2697. testRequires(c, DaemonIsLinux)
  2698. repoName := s.setupTrustedImage(c, "trusted-run")
  2699. // Try run
  2700. runCmd := exec.Command(dockerBinary, "run", repoName)
  2701. s.trustedCmd(runCmd)
  2702. out, _, err := runCommandWithOutput(runCmd)
  2703. if err != nil {
  2704. c.Fatalf("Error running trusted run: %s\n%s\n", err, out)
  2705. }
  2706. if !strings.Contains(string(out), "Tagging") {
  2707. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2708. }
  2709. dockerCmd(c, "rmi", repoName)
  2710. // Try untrusted run to ensure we pushed the tag to the registry
  2711. runCmd = exec.Command(dockerBinary, "run", "--disable-content-trust=true", repoName)
  2712. s.trustedCmd(runCmd)
  2713. out, _, err = runCommandWithOutput(runCmd)
  2714. if err != nil {
  2715. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2716. }
  2717. if !strings.Contains(string(out), "Status: Downloaded") {
  2718. c.Fatalf("Missing expected output on trusted run with --disable-content-trust:\n%s", out)
  2719. }
  2720. }
  2721. func (s *DockerTrustSuite) TestUntrustedRun(c *check.C) {
  2722. // Windows does not support this functionality
  2723. testRequires(c, DaemonIsLinux)
  2724. repoName := fmt.Sprintf("%v/dockercliuntrusted/runtest:latest", privateRegistryURL)
  2725. // tag the image and upload it to the private registry
  2726. dockerCmd(c, "tag", "busybox", repoName)
  2727. dockerCmd(c, "push", repoName)
  2728. dockerCmd(c, "rmi", repoName)
  2729. // Try trusted run on untrusted tag
  2730. runCmd := exec.Command(dockerBinary, "run", repoName)
  2731. s.trustedCmd(runCmd)
  2732. out, _, err := runCommandWithOutput(runCmd)
  2733. if err == nil {
  2734. c.Fatalf("Error expected when running trusted run with:\n%s", out)
  2735. }
  2736. if !strings.Contains(string(out), "does not have trust data for") {
  2737. c.Fatalf("Missing expected output on trusted run:\n%s", out)
  2738. }
  2739. }
  2740. func (s *DockerTrustSuite) TestRunWhenCertExpired(c *check.C) {
  2741. // Windows does not support this functionality
  2742. testRequires(c, DaemonIsLinux)
  2743. c.Skip("Currently changes system time, causing instability")
  2744. repoName := s.setupTrustedImage(c, "trusted-run-expired")
  2745. // Certificates have 10 years of expiration
  2746. elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
  2747. runAtDifferentDate(elevenYearsFromNow, func() {
  2748. // Try run
  2749. runCmd := exec.Command(dockerBinary, "run", repoName)
  2750. s.trustedCmd(runCmd)
  2751. out, _, err := runCommandWithOutput(runCmd)
  2752. if err == nil {
  2753. c.Fatalf("Error running trusted run in the distant future: %s\n%s", err, out)
  2754. }
  2755. if !strings.Contains(string(out), "could not validate the path to a trusted root") {
  2756. c.Fatalf("Missing expected output on trusted run in the distant future:\n%s", out)
  2757. }
  2758. })
  2759. runAtDifferentDate(elevenYearsFromNow, func() {
  2760. // Try run
  2761. runCmd := exec.Command(dockerBinary, "run", "--disable-content-trust", repoName)
  2762. s.trustedCmd(runCmd)
  2763. out, _, err := runCommandWithOutput(runCmd)
  2764. if err != nil {
  2765. c.Fatalf("Error running untrusted run in the distant future: %s\n%s", err, out)
  2766. }
  2767. if !strings.Contains(string(out), "Status: Downloaded") {
  2768. c.Fatalf("Missing expected output on untrusted run in the distant future:\n%s", out)
  2769. }
  2770. })
  2771. }
  2772. func (s *DockerTrustSuite) TestTrustedRunFromBadTrustServer(c *check.C) {
  2773. // Windows does not support this functionality
  2774. testRequires(c, DaemonIsLinux)
  2775. repoName := fmt.Sprintf("%v/dockerclievilrun/trusted:latest", privateRegistryURL)
  2776. evilLocalConfigDir, err := ioutil.TempDir("", "evil-local-config-dir")
  2777. if err != nil {
  2778. c.Fatalf("Failed to create local temp dir")
  2779. }
  2780. // tag the image and upload it to the private registry
  2781. dockerCmd(c, "tag", "busybox", repoName)
  2782. pushCmd := exec.Command(dockerBinary, "push", repoName)
  2783. s.trustedCmd(pushCmd)
  2784. out, _, err := runCommandWithOutput(pushCmd)
  2785. if err != nil {
  2786. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2787. }
  2788. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2789. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2790. }
  2791. dockerCmd(c, "rmi", repoName)
  2792. // Try run
  2793. runCmd := exec.Command(dockerBinary, "run", repoName)
  2794. s.trustedCmd(runCmd)
  2795. out, _, err = runCommandWithOutput(runCmd)
  2796. if err != nil {
  2797. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2798. }
  2799. if !strings.Contains(string(out), "Tagging") {
  2800. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2801. }
  2802. dockerCmd(c, "rmi", repoName)
  2803. // Kill the notary server, start a new "evil" one.
  2804. s.not.Close()
  2805. s.not, err = newTestNotary(c)
  2806. if err != nil {
  2807. c.Fatalf("Restarting notary server failed.")
  2808. }
  2809. // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
  2810. // tag an image and upload it to the private registry
  2811. dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
  2812. // Push up to the new server
  2813. pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
  2814. s.trustedCmd(pushCmd)
  2815. out, _, err = runCommandWithOutput(pushCmd)
  2816. if err != nil {
  2817. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2818. }
  2819. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2820. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2821. }
  2822. // Now, try running with the original client from this new trust server. This should fail.
  2823. runCmd = exec.Command(dockerBinary, "run", repoName)
  2824. s.trustedCmd(runCmd)
  2825. out, _, err = runCommandWithOutput(runCmd)
  2826. if err == nil {
  2827. c.Fatalf("Expected to fail on this run due to different remote data: %s\n%s", err, out)
  2828. }
  2829. if !strings.Contains(string(out), "valid signatures did not meet threshold") {
  2830. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2831. }
  2832. }
  2833. func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *check.C) {
  2834. // Not applicable on Windows as uses Unix specific functionality
  2835. testRequires(c, DaemonIsLinux, SameHostDaemon)
  2836. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2837. id := strings.TrimSpace(out)
  2838. c.Assert(waitRun(id), check.IsNil)
  2839. pid1 := inspectField(c, id, "State.Pid")
  2840. _, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2841. if err != nil {
  2842. c.Fatal(err)
  2843. }
  2844. }
  2845. func (s *DockerSuite) TestAppArmorDeniesPtrace(c *check.C) {
  2846. // Not applicable on Windows as uses Unix specific functionality
  2847. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotGCCGO)
  2848. // Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace
  2849. // itself, but pid>1 should not be able to trace pid1.
  2850. _, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net")
  2851. if exitCode == 0 {
  2852. c.Fatal("ptrace was not successfully restricted by AppArmor")
  2853. }
  2854. }
  2855. func (s *DockerSuite) TestAppArmorTraceSelf(c *check.C) {
  2856. // Not applicable on Windows as uses Unix specific functionality
  2857. testRequires(c, DaemonIsLinux, SameHostDaemon, Apparmor)
  2858. _, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net")
  2859. if exitCode != 0 {
  2860. c.Fatal("ptrace of self failed.")
  2861. }
  2862. }
  2863. func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *check.C) {
  2864. // Not applicable on Windows as uses Unix specific functionality
  2865. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotUserNamespace)
  2866. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo")
  2867. if exitCode == 0 {
  2868. // If our test failed, attempt to repair the host system...
  2869. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo")
  2870. if exitCode == 0 {
  2871. c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.")
  2872. }
  2873. }
  2874. }
  2875. func (s *DockerSuite) TestRunCapAddSYSTIME(c *check.C) {
  2876. // Not applicable on Windows as uses Unix specific functionality
  2877. testRequires(c, DaemonIsLinux)
  2878. dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$")
  2879. }
  2880. // run create container failed should clean up the container
  2881. func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *check.C) {
  2882. // TODO Windows. This may be possible to enable once link is supported
  2883. testRequires(c, DaemonIsLinux)
  2884. name := "unique_name"
  2885. _, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox")
  2886. c.Assert(err, check.NotNil, check.Commentf("Expected docker run to fail!"))
  2887. containerID, err := inspectFieldWithError(name, "Id")
  2888. c.Assert(err, checker.NotNil, check.Commentf("Expected not to have this container: %s!", containerID))
  2889. c.Assert(containerID, check.Equals, "", check.Commentf("Expected not to have this container: %s!", containerID))
  2890. }
  2891. func (s *DockerSuite) TestRunNamedVolume(c *check.C) {
  2892. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  2893. testRequires(c, DaemonIsLinux)
  2894. dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+"/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+"/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, _ := getPrefixAndSlashFromDaemonPlatform()
  3537. dockerCmd(c, "volume", "create", "--name", "test")
  3538. dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3539. dockerCmd(c, "volume", "inspect", "test")
  3540. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3541. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3542. dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3543. dockerCmd(c, "rm", "-fv", "test")
  3544. dockerCmd(c, "volume", "inspect", "test")
  3545. out, _ = dockerCmd(c, "volume", "ls", "-q")
  3546. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3547. }
  3548. func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *check.C) {
  3549. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3550. dockerCmd(c, "volume", "create", "--name", "test")
  3551. dockerCmd(c, "run", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3552. dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true")
  3553. // Remove the parent so there are not other references to the volumes
  3554. dockerCmd(c, "rm", "-f", "parent")
  3555. // now remove the child and ensure the named volume (and only the named volume) still exists
  3556. dockerCmd(c, "rm", "-fv", "child")
  3557. dockerCmd(c, "volume", "inspect", "test")
  3558. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3559. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3560. }