docker_cli_run_test.go 157 KB

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