docker_cli_run_test.go 164 KB

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  1. package main
  2. import (
  3. "bufio"
  4. "bytes"
  5. "fmt"
  6. "io/ioutil"
  7. "net"
  8. "os"
  9. "os/exec"
  10. "path"
  11. "path/filepath"
  12. "reflect"
  13. "regexp"
  14. "runtime"
  15. "sort"
  16. "strconv"
  17. "strings"
  18. "sync"
  19. "time"
  20. "github.com/docker/docker/pkg/integration/checker"
  21. "github.com/docker/docker/pkg/mount"
  22. "github.com/docker/docker/pkg/stringid"
  23. "github.com/docker/docker/pkg/stringutils"
  24. "github.com/docker/docker/runconfig"
  25. "github.com/docker/go-connections/nat"
  26. "github.com/docker/libnetwork/resolvconf"
  27. "github.com/docker/libnetwork/types"
  28. "github.com/go-check/check"
  29. libcontainerUser "github.com/opencontainers/runc/libcontainer/user"
  30. )
  31. // "test123" should be printed by docker run
  32. func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
  33. out, _ := dockerCmd(c, "run", "busybox", "echo", "test123")
  34. if out != "test123\n" {
  35. c.Fatalf("container should've printed 'test123', got '%s'", out)
  36. }
  37. }
  38. // "test" should be printed
  39. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  40. out, _ := dockerCmd(c, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  41. if out != "test\n" {
  42. c.Errorf("container should've printed 'test'")
  43. }
  44. }
  45. // docker run should not leak file descriptors. This test relies on Unix
  46. // specific functionality and cannot run on Windows.
  47. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  48. testRequires(c, DaemonIsLinux)
  49. out, _ := dockerCmd(c, "run", "busybox", "ls", "-C", "/proc/self/fd")
  50. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  51. if out != "0 1 2 3\n" {
  52. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  53. }
  54. }
  55. // it should be possible to lookup Google DNS
  56. // this will fail when Internet access is unavailable
  57. func (s *DockerSuite) TestRunLookupGoogleDNS(c *check.C) {
  58. testRequires(c, Network, NotArm)
  59. if daemonPlatform == "windows" {
  60. // nslookup isn't present in Windows busybox. Is built-in. Further,
  61. // nslookup isn't present in nanoserver. Hence just use PowerShell...
  62. dockerCmd(c, "run", WindowsBaseImage, "powershell", "Resolve-DNSName", "google.com")
  63. } else {
  64. dockerCmd(c, "run", DefaultImage, "nslookup", "google.com")
  65. }
  66. }
  67. // the exit code should be 0
  68. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  69. dockerCmd(c, "run", "busybox", "true")
  70. }
  71. // the exit code should be 1
  72. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  73. _, exitCode, err := dockerCmdWithError("run", "busybox", "false")
  74. c.Assert(err, checker.NotNil)
  75. c.Assert(exitCode, checker.Equals, 1)
  76. }
  77. // it should be possible to pipe in data via stdin to a process running in a container
  78. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  79. // TODO Windows: This needs some work to make compatible.
  80. testRequires(c, DaemonIsLinux)
  81. runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
  82. runCmd.Stdin = strings.NewReader("blahblah")
  83. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  84. if err != nil {
  85. c.Fatalf("failed to run container: %v, output: %q", err, out)
  86. }
  87. out = strings.TrimSpace(out)
  88. dockerCmd(c, "wait", out)
  89. logsOut, _ := dockerCmd(c, "logs", out)
  90. containerLogs := strings.TrimSpace(logsOut)
  91. if containerLogs != "blahblah" {
  92. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  93. }
  94. dockerCmd(c, "rm", out)
  95. }
  96. // the container's ID should be printed when starting a container in detached mode
  97. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  98. out, _ := dockerCmd(c, "run", "-d", "busybox", "true")
  99. out = strings.TrimSpace(out)
  100. dockerCmd(c, "wait", out)
  101. rmOut, _ := dockerCmd(c, "rm", out)
  102. rmOut = strings.TrimSpace(rmOut)
  103. if rmOut != out {
  104. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  105. }
  106. }
  107. // the working directory should be set correctly
  108. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  109. dir := "/root"
  110. image := "busybox"
  111. if daemonPlatform == "windows" {
  112. dir = `C:/Windows`
  113. }
  114. // First with -w
  115. out, _ := dockerCmd(c, "run", "-w", dir, image, "pwd")
  116. out = strings.TrimSpace(out)
  117. if out != dir {
  118. c.Errorf("-w failed to set working directory")
  119. }
  120. // Then with --workdir
  121. out, _ = dockerCmd(c, "run", "--workdir", dir, image, "pwd")
  122. out = strings.TrimSpace(out)
  123. if out != dir {
  124. c.Errorf("--workdir failed to set working directory")
  125. }
  126. }
  127. // pinging Google's DNS resolver should fail when we disable the networking
  128. func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
  129. count := "-c"
  130. image := "busybox"
  131. if daemonPlatform == "windows" {
  132. count = "-n"
  133. image = WindowsBaseImage
  134. }
  135. // First using the long form --net
  136. out, exitCode, err := dockerCmdWithError("run", "--net=none", image, "ping", count, "1", "8.8.8.8")
  137. if err != nil && exitCode != 1 {
  138. c.Fatal(out, err)
  139. }
  140. if exitCode != 1 {
  141. c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  142. }
  143. }
  144. //test --link use container name to link target
  145. func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
  146. // TODO Windows: This test cannot run on a Windows daemon as the networking
  147. // settings are not populated back yet on inspect.
  148. testRequires(c, DaemonIsLinux)
  149. dockerCmd(c, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  150. ip := inspectField(c, "parent", "NetworkSettings.Networks.bridge.IPAddress")
  151. out, _ := dockerCmd(c, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  152. if !strings.Contains(out, ip+" test") {
  153. c.Fatalf("use a container name to link target failed")
  154. }
  155. }
  156. //test --link use container id to link target
  157. func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
  158. // TODO Windows: This test cannot run on a Windows daemon as the networking
  159. // settings are not populated back yet on inspect.
  160. testRequires(c, DaemonIsLinux)
  161. cID, _ := dockerCmd(c, "run", "-i", "-t", "-d", "busybox")
  162. cID = strings.TrimSpace(cID)
  163. ip := inspectField(c, cID, "NetworkSettings.Networks.bridge.IPAddress")
  164. out, _ := dockerCmd(c, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  165. if !strings.Contains(out, ip+" test") {
  166. c.Fatalf("use a container id to link target failed")
  167. }
  168. }
  169. func (s *DockerSuite) TestUserDefinedNetworkLinks(c *check.C) {
  170. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  171. dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
  172. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
  173. c.Assert(waitRun("first"), check.IsNil)
  174. // run a container in user-defined network udlinkNet with a link for an existing container
  175. // and a link for a container that doesn't exist
  176. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
  177. "--link=third:bar", "busybox", "top")
  178. c.Assert(waitRun("second"), check.IsNil)
  179. // ping to first and its alias foo must succeed
  180. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  181. c.Assert(err, check.IsNil)
  182. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  183. c.Assert(err, check.IsNil)
  184. // ping to third and its alias must fail
  185. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
  186. c.Assert(err, check.NotNil)
  187. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
  188. c.Assert(err, check.NotNil)
  189. // start third container now
  190. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=third", "busybox", "top")
  191. c.Assert(waitRun("third"), check.IsNil)
  192. // ping to third and its alias must succeed now
  193. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "third")
  194. c.Assert(err, check.IsNil)
  195. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "bar")
  196. c.Assert(err, check.IsNil)
  197. }
  198. func (s *DockerSuite) TestUserDefinedNetworkLinksWithRestart(c *check.C) {
  199. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  200. dockerCmd(c, "network", "create", "-d", "bridge", "udlinkNet")
  201. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=first", "busybox", "top")
  202. c.Assert(waitRun("first"), check.IsNil)
  203. dockerCmd(c, "run", "-d", "--net=udlinkNet", "--name=second", "--link=first:foo",
  204. "busybox", "top")
  205. c.Assert(waitRun("second"), check.IsNil)
  206. // ping to first and its alias foo must succeed
  207. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  208. c.Assert(err, check.IsNil)
  209. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  210. c.Assert(err, check.IsNil)
  211. // Restart first container
  212. dockerCmd(c, "restart", "first")
  213. c.Assert(waitRun("first"), check.IsNil)
  214. // ping to first and its alias foo must still succeed
  215. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  216. c.Assert(err, check.IsNil)
  217. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  218. c.Assert(err, check.IsNil)
  219. // Restart second container
  220. dockerCmd(c, "restart", "second")
  221. c.Assert(waitRun("second"), check.IsNil)
  222. // ping to first and its alias foo must still succeed
  223. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  224. c.Assert(err, check.IsNil)
  225. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo")
  226. c.Assert(err, check.IsNil)
  227. }
  228. func (s *DockerSuite) TestRunWithNetAliasOnDefaultNetworks(c *check.C) {
  229. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  230. defaults := []string{"bridge", "host", "none"}
  231. for _, net := range defaults {
  232. out, _, err := dockerCmdWithError("run", "-d", "--net", net, "--net-alias", "alias_"+net, "busybox", "top")
  233. c.Assert(err, checker.NotNil)
  234. c.Assert(out, checker.Contains, runconfig.ErrUnsupportedNetworkAndAlias.Error())
  235. }
  236. }
  237. func (s *DockerSuite) TestUserDefinedNetworkAlias(c *check.C) {
  238. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  239. dockerCmd(c, "network", "create", "-d", "bridge", "net1")
  240. cid1, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=first", "--net-alias=foo1", "--net-alias=foo2", "busybox", "top")
  241. c.Assert(waitRun("first"), check.IsNil)
  242. // Check if default short-id alias is added automatically
  243. id := strings.TrimSpace(cid1)
  244. aliases := inspectField(c, id, "NetworkSettings.Networks.net1.Aliases")
  245. c.Assert(aliases, checker.Contains, stringid.TruncateID(id))
  246. cid2, _ := dockerCmd(c, "run", "-d", "--net=net1", "--name=second", "busybox", "top")
  247. c.Assert(waitRun("second"), check.IsNil)
  248. // Check if default short-id alias is added automatically
  249. id = strings.TrimSpace(cid2)
  250. aliases = inspectField(c, id, "NetworkSettings.Networks.net1.Aliases")
  251. c.Assert(aliases, checker.Contains, stringid.TruncateID(id))
  252. // ping to first and its network-scoped aliases
  253. _, _, err := dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  254. c.Assert(err, check.IsNil)
  255. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  256. c.Assert(err, check.IsNil)
  257. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  258. c.Assert(err, check.IsNil)
  259. // ping first container's short-id alias
  260. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1))
  261. c.Assert(err, check.IsNil)
  262. // Restart first container
  263. dockerCmd(c, "restart", "first")
  264. c.Assert(waitRun("first"), check.IsNil)
  265. // ping to first and its network-scoped aliases must succeed
  266. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "first")
  267. c.Assert(err, check.IsNil)
  268. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo1")
  269. c.Assert(err, check.IsNil)
  270. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", "foo2")
  271. c.Assert(err, check.IsNil)
  272. // ping first container's short-id alias
  273. _, _, err = dockerCmdWithError("exec", "second", "ping", "-c", "1", stringid.TruncateID(cid1))
  274. c.Assert(err, check.IsNil)
  275. }
  276. // Issue 9677.
  277. func (s *DockerSuite) TestRunWithDaemonFlags(c *check.C) {
  278. out, _, err := dockerCmdWithError("--exec-opt", "foo=bar", "run", "-i", "busybox", "true")
  279. if err != nil {
  280. if !strings.Contains(out, "flag provided but not defined: --exec-opt") { // no daemon (client-only)
  281. c.Fatal(err, out)
  282. }
  283. }
  284. }
  285. // Regression test for #4979
  286. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  287. var (
  288. out string
  289. exitCode int
  290. )
  291. // Create a file in a volume
  292. if daemonPlatform == "windows" {
  293. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", `c:\some\dir`, WindowsBaseImage, "cmd", "/c", `echo hello > c:\some\dir\file`)
  294. } else {
  295. out, exitCode = dockerCmd(c, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  296. }
  297. if exitCode != 0 {
  298. c.Fatal("1", out, exitCode)
  299. }
  300. // Read the file from another container using --volumes-from to access the volume in the second container
  301. if daemonPlatform == "windows" {
  302. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", WindowsBaseImage, "cmd", "/c", `type c:\some\dir\file`)
  303. } else {
  304. out, exitCode = dockerCmd(c, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  305. }
  306. if exitCode != 0 {
  307. c.Fatal("2", out, exitCode)
  308. }
  309. }
  310. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  311. // But the volume call is just a normal volume, not a bind mount
  312. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  313. var (
  314. dockerFile string
  315. containerPath string
  316. cmd string
  317. )
  318. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  319. // Windows does not support symlinks inside a volume path
  320. testRequires(c, SameHostDaemon, DaemonIsLinux)
  321. name := "test-volume-symlink"
  322. dir, err := ioutil.TempDir("", name)
  323. if err != nil {
  324. c.Fatal(err)
  325. }
  326. defer os.RemoveAll(dir)
  327. // In the case of Windows to Windows CI, if the machine is setup so that
  328. // the temp directory is not the C: drive, this test is invalid and will
  329. // not work.
  330. if daemonPlatform == "windows" && strings.ToLower(dir[:1]) != "c" {
  331. c.Skip("Requires TEMP to point to C: drive")
  332. }
  333. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  334. if err != nil {
  335. c.Fatal(err)
  336. }
  337. f.Close()
  338. if daemonPlatform == "windows" {
  339. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir %s\nRUN mklink /D c:\\test %s", WindowsBaseImage, dir, dir)
  340. containerPath = `c:\test\test`
  341. cmd = "tasklist"
  342. } else {
  343. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  344. containerPath = "/test/test"
  345. cmd = "true"
  346. }
  347. if _, err := buildImage(name, dockerFile, false); err != nil {
  348. c.Fatal(err)
  349. }
  350. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  351. }
  352. // Volume path is a symlink in the container
  353. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir2(c *check.C) {
  354. var (
  355. dockerFile string
  356. containerPath string
  357. cmd string
  358. )
  359. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  360. // Windows does not support symlinks inside a volume path
  361. testRequires(c, SameHostDaemon, DaemonIsLinux)
  362. name := "test-volume-symlink2"
  363. if daemonPlatform == "windows" {
  364. dockerFile = fmt.Sprintf("FROM %s\nRUN mkdir c:\\%s\nRUN mklink /D c:\\test c:\\%s", WindowsBaseImage, name, name)
  365. containerPath = `c:\test\test`
  366. cmd = "tasklist"
  367. } else {
  368. dockerFile = fmt.Sprintf("FROM busybox\nRUN mkdir -p /%s\nRUN ln -s /%s /test", name, name)
  369. containerPath = "/test/test"
  370. cmd = "true"
  371. }
  372. if _, err := buildImage(name, dockerFile, false); err != nil {
  373. c.Fatal(err)
  374. }
  375. dockerCmd(c, "run", "-v", containerPath, name, cmd)
  376. }
  377. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  378. // TODO Windows: Temporary check - remove once TP5 support is dropped
  379. if daemonPlatform == "windows" && windowsDaemonKV < 14350 {
  380. c.Skip("Needs later Windows build for RO volumes")
  381. }
  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: Temporary check - remove once TP5 support is dropped
  388. if daemonPlatform == "windows" && windowsDaemonKV < 14350 {
  389. c.Skip("Needs later Windows build for RO volumes")
  390. }
  391. var (
  392. volumeDir string
  393. fileInVol string
  394. )
  395. if daemonPlatform == "windows" {
  396. volumeDir = `c:/test` // Forward-slash as using busybox
  397. fileInVol = `c:/test/file`
  398. } else {
  399. testRequires(c, DaemonIsLinux)
  400. volumeDir = "/test"
  401. fileInVol = `/test/file`
  402. }
  403. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  404. if _, code, err := dockerCmdWithError("run", "--volumes-from", "parent:ro", "busybox", "touch", fileInVol); err == nil || code == 0 {
  405. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  406. }
  407. }
  408. // Regression test for #1201
  409. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  410. var (
  411. volumeDir string
  412. fileInVol string
  413. )
  414. if daemonPlatform == "windows" {
  415. volumeDir = `c:/test` // Forward-slash as using busybox
  416. fileInVol = `c:/test/file`
  417. } else {
  418. volumeDir = "/test"
  419. fileInVol = "/test/file"
  420. }
  421. dockerCmd(c, "run", "--name", "parent", "-v", volumeDir, "busybox", "true")
  422. dockerCmd(c, "run", "--volumes-from", "parent:rw", "busybox", "touch", fileInVol)
  423. if out, _, err := dockerCmdWithError("run", "--volumes-from", "parent:bar", "busybox", "touch", fileInVol); err == nil || !strings.Contains(out, `invalid mode: bar`) {
  424. c.Fatalf("running --volumes-from parent:bar should have failed with invalid mode: %q", out)
  425. }
  426. dockerCmd(c, "run", "--volumes-from", "parent", "busybox", "touch", fileInVol)
  427. }
  428. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  429. testRequires(c, SameHostDaemon)
  430. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  431. hostpath := randomTmpDirPath("test", daemonPlatform)
  432. if err := os.MkdirAll(hostpath, 0755); err != nil {
  433. c.Fatalf("Failed to create %s: %q", hostpath, err)
  434. }
  435. defer os.RemoveAll(hostpath)
  436. // TODO Windows: Temporary check - remove once TP5 support is dropped
  437. if daemonPlatform == "windows" && windowsDaemonKV < 14350 {
  438. c.Skip("Needs later Windows build for RO volumes")
  439. }
  440. dockerCmd(c, "run", "--name", "parent", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true")
  441. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  442. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent:rw", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil {
  443. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  444. }
  445. dockerCmd(c, "run", "--name", "parent2", "-v", hostpath+":"+prefix+slash+"test:ro", "busybox", "true")
  446. // Expect this to be read-only since both are "ro"
  447. if _, _, err := dockerCmdWithError("run", "--volumes-from", "parent2:ro", "busybox", "touch", prefix+slash+"test"+slash+"file"); err == nil {
  448. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  449. }
  450. }
  451. // Test for GH#10618
  452. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  453. path1 := randomTmpDirPath("test1", daemonPlatform)
  454. path2 := randomTmpDirPath("test2", daemonPlatform)
  455. someplace := ":/someplace"
  456. if daemonPlatform == "windows" {
  457. // Windows requires that the source directory exists before calling HCS
  458. testRequires(c, SameHostDaemon)
  459. someplace = `:c:\someplace`
  460. if err := os.MkdirAll(path1, 0755); err != nil {
  461. c.Fatalf("Failed to create %s: %q", path1, err)
  462. }
  463. defer os.RemoveAll(path1)
  464. if err := os.MkdirAll(path2, 0755); err != nil {
  465. c.Fatalf("Failed to create %s: %q", path1, err)
  466. }
  467. defer os.RemoveAll(path2)
  468. }
  469. mountstr1 := path1 + someplace
  470. mountstr2 := path2 + someplace
  471. if out, _, err := dockerCmdWithError("run", "-v", mountstr1, "-v", mountstr2, "busybox", "true"); err == nil {
  472. c.Fatal("Expected error about duplicate mount definitions")
  473. } else {
  474. if !strings.Contains(out, "Duplicate mount point") {
  475. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  476. }
  477. }
  478. // Test for https://github.com/docker/docker/issues/22093
  479. volumename1 := "test1"
  480. volumename2 := "test2"
  481. volume1 := volumename1 + someplace
  482. volume2 := volumename2 + someplace
  483. if out, _, err := dockerCmdWithError("run", "-v", volume1, "-v", volume2, "busybox", "true"); err == nil {
  484. c.Fatal("Expected error about duplicate mount definitions")
  485. } else {
  486. if !strings.Contains(out, "Duplicate mount point") {
  487. c.Fatalf("Expected 'duplicate mount point' error, got %v", out)
  488. }
  489. }
  490. // create failed should have create volume volumename1 or volumename2
  491. // we should remove volumename2 or volumename2 successfully
  492. out, _ := dockerCmd(c, "volume", "ls")
  493. if strings.Contains(out, volumename1) {
  494. dockerCmd(c, "volume", "rm", volumename1)
  495. } else {
  496. dockerCmd(c, "volume", "rm", volumename2)
  497. }
  498. }
  499. // Test for #1351
  500. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  501. prefix := ""
  502. if daemonPlatform == "windows" {
  503. prefix = `c:`
  504. }
  505. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  506. dockerCmd(c, "run", "--volumes-from", "parent", "-v", prefix+"/test", "busybox", "cat", prefix+"/test/foo")
  507. }
  508. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  509. prefix := ""
  510. if daemonPlatform == "windows" {
  511. prefix = `c:`
  512. }
  513. dockerCmd(c, "run", "--name", "parent1", "-v", prefix+"/test", "busybox", "touch", prefix+"/test/foo")
  514. dockerCmd(c, "run", "--name", "parent2", "-v", prefix+"/other", "busybox", "touch", prefix+"/other/bar")
  515. dockerCmd(c, "run", "--volumes-from", "parent1", "--volumes-from", "parent2", "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  516. }
  517. // this tests verifies the ID format for the container
  518. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  519. out, exit, err := dockerCmdWithError("run", "-d", "busybox", "true")
  520. if err != nil {
  521. c.Fatal(err)
  522. }
  523. if exit != 0 {
  524. c.Fatalf("expected exit code 0 received %d", exit)
  525. }
  526. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  527. if err != nil {
  528. c.Fatal(err)
  529. }
  530. if !match {
  531. c.Fatalf("Invalid container ID: %s", out)
  532. }
  533. }
  534. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  535. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  536. prefix := ""
  537. if daemonPlatform == "windows" {
  538. prefix = `c:`
  539. }
  540. dockerCmd(c, "run", "-v", prefix+"/var/lib/data", "busybox", "true")
  541. }
  542. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  543. // Note that this bug happens only with symlinks with a target that starts with '/'.
  544. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  545. // Cannot run on Windows as relies on Linux-specific functionality (sh -c mount...)
  546. testRequires(c, DaemonIsLinux)
  547. image := "docker-test-createvolumewithsymlink"
  548. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  549. buildCmd.Stdin = strings.NewReader(`FROM busybox
  550. RUN ln -s home /bar`)
  551. buildCmd.Dir = workingDirectory
  552. err := buildCmd.Run()
  553. if err != nil {
  554. c.Fatalf("could not build '%s': %v", image, err)
  555. }
  556. _, exitCode, err := dockerCmdWithError("run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  557. if err != nil || exitCode != 0 {
  558. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  559. }
  560. volPath, err := inspectMountSourceField("test-createvolumewithsymlink", "/bar/foo")
  561. c.Assert(err, checker.IsNil)
  562. _, exitCode, err = dockerCmdWithError("rm", "-v", "test-createvolumewithsymlink")
  563. if err != nil || exitCode != 0 {
  564. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  565. }
  566. _, err = os.Stat(volPath)
  567. if !os.IsNotExist(err) {
  568. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  569. }
  570. }
  571. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  572. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  573. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  574. // Windows does not support symlinks inside a volume path
  575. testRequires(c, DaemonIsLinux)
  576. name := "docker-test-volumesfromsymlinkpath"
  577. prefix := ""
  578. dfContents := `FROM busybox
  579. RUN ln -s home /foo
  580. VOLUME ["/foo/bar"]`
  581. if daemonPlatform == "windows" {
  582. prefix = `c:`
  583. dfContents = `FROM ` + WindowsBaseImage + `
  584. RUN mkdir c:\home
  585. RUN mklink /D c:\foo c:\home
  586. VOLUME ["c:/foo/bar"]
  587. ENTRYPOINT c:\windows\system32\cmd.exe`
  588. }
  589. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  590. buildCmd.Stdin = strings.NewReader(dfContents)
  591. buildCmd.Dir = workingDirectory
  592. err := buildCmd.Run()
  593. if err != nil {
  594. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  595. }
  596. out, exitCode, err := dockerCmdWithError("run", "--name", "test-volumesfromsymlinkpath", name)
  597. if err != nil || exitCode != 0 {
  598. c.Fatalf("[run] (volume) err: %v, exitcode: %d, out: %s", err, exitCode, out)
  599. }
  600. _, exitCode, err = dockerCmdWithError("run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls "+prefix+"/foo | grep -q bar")
  601. if err != nil || exitCode != 0 {
  602. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  603. }
  604. }
  605. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  606. var (
  607. exit int
  608. err error
  609. )
  610. _, exit, err = dockerCmdWithError("run", "busybox", "/bin/sh", "-c", "exit 72")
  611. if err == nil {
  612. c.Fatal("should not have a non nil error")
  613. }
  614. if exit != 72 {
  615. c.Fatalf("expected exit code 72 received %d", exit)
  616. }
  617. }
  618. func (s *DockerSuite) TestRunUserDefaults(c *check.C) {
  619. expected := "uid=0(root) gid=0(root)"
  620. if daemonPlatform == "windows" {
  621. expected = "uid=1000(ContainerAdministrator) gid=1000(ContainerAdministrator)"
  622. }
  623. out, _ := dockerCmd(c, "run", "busybox", "id")
  624. if !strings.Contains(out, expected) {
  625. c.Fatalf("expected '%s' got %s", expected, out)
  626. }
  627. }
  628. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  629. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  630. // not support the use of -u
  631. testRequires(c, DaemonIsLinux)
  632. out, _ := dockerCmd(c, "run", "-u", "root", "busybox", "id")
  633. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  634. c.Fatalf("expected root user got %s", out)
  635. }
  636. }
  637. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  638. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  639. // not support the use of -u
  640. testRequires(c, DaemonIsLinux)
  641. out, _ := dockerCmd(c, "run", "-u", "1", "busybox", "id")
  642. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  643. c.Fatalf("expected daemon user got %s", out)
  644. }
  645. }
  646. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  647. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  648. // not support the use of -u
  649. testRequires(c, DaemonIsLinux, NotArm)
  650. out, _, err := dockerCmdWithError("run", "-u", "2147483648", "busybox", "id")
  651. if err == nil {
  652. c.Fatal("No error, but must be.", out)
  653. }
  654. if !strings.Contains(strings.ToUpper(out), strings.ToUpper(libcontainerUser.ErrRange.Error())) {
  655. c.Fatalf("expected error about uids range, got %s", out)
  656. }
  657. }
  658. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  659. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  660. // not support the use of -u
  661. testRequires(c, DaemonIsLinux)
  662. out, _, err := dockerCmdWithError("run", "-u", "-1", "busybox", "id")
  663. if err == nil {
  664. c.Fatal("No error, but must be.", out)
  665. }
  666. if !strings.Contains(strings.ToUpper(out), strings.ToUpper(libcontainerUser.ErrRange.Error())) {
  667. c.Fatalf("expected error about uids range, got %s", out)
  668. }
  669. }
  670. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  671. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  672. // not support the use of -u
  673. testRequires(c, DaemonIsLinux)
  674. out, _, err := dockerCmdWithError("run", "-u", "0", "busybox", "id")
  675. if err != nil {
  676. c.Fatal(err, out)
  677. }
  678. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  679. c.Fatalf("expected daemon user got %s", out)
  680. }
  681. }
  682. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  683. // TODO Windows: This test cannot run on a Windows daemon as Windows does
  684. // not support the use of -u
  685. testRequires(c, DaemonIsLinux)
  686. _, _, err := dockerCmdWithError("run", "-u", "notme", "busybox", "id")
  687. if err == nil {
  688. c.Fatal("unknown user should cause container to fail")
  689. }
  690. }
  691. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  692. sleepTime := "2"
  693. group := sync.WaitGroup{}
  694. group.Add(2)
  695. errChan := make(chan error, 2)
  696. for i := 0; i < 2; i++ {
  697. go func() {
  698. defer group.Done()
  699. _, _, err := dockerCmdWithError("run", "busybox", "sleep", sleepTime)
  700. errChan <- err
  701. }()
  702. }
  703. group.Wait()
  704. close(errChan)
  705. for err := range errChan {
  706. c.Assert(err, check.IsNil)
  707. }
  708. }
  709. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  710. // TODO Windows: Environment handling is different between Linux and
  711. // Windows and this test relies currently on unix functionality.
  712. testRequires(c, DaemonIsLinux)
  713. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  714. cmd.Env = append(os.Environ(),
  715. "TRUE=false",
  716. "TRICKY=tri\ncky\n",
  717. )
  718. out, _, err := runCommandWithOutput(cmd)
  719. if err != nil {
  720. c.Fatal(err, out)
  721. }
  722. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  723. sort.Strings(actualEnv)
  724. goodEnv := []string{
  725. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  726. "HOSTNAME=testing",
  727. "FALSE=true",
  728. "TRUE=false",
  729. "TRICKY=tri",
  730. "cky",
  731. "",
  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) TestRunEnvironmentErase(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. // not set in our local env that they're removed (if present) in
  750. // the container
  751. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  752. cmd.Env = appendBaseEnv(true)
  753. out, _, err := runCommandWithOutput(cmd)
  754. if err != nil {
  755. c.Fatal(err, out)
  756. }
  757. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  758. sort.Strings(actualEnv)
  759. goodEnv := []string{
  760. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  761. "HOME=/root",
  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) TestRunEnvironmentOverride(c *check.C) {
  774. // TODO Windows: Environment handling is different between Linux and
  775. // Windows and this test relies currently on unix functionality.
  776. testRequires(c, DaemonIsLinux)
  777. // Test to make sure that when we use -e on env vars that are
  778. // already in the env that we're overriding them
  779. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  780. cmd.Env = appendBaseEnv(true, "HOSTNAME=bar")
  781. out, _, err := runCommandWithOutput(cmd)
  782. if err != nil {
  783. c.Fatal(err, out)
  784. }
  785. actualEnv := strings.Split(strings.TrimSpace(out), "\n")
  786. sort.Strings(actualEnv)
  787. goodEnv := []string{
  788. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  789. "HOME=/root2",
  790. "HOSTNAME=bar",
  791. }
  792. sort.Strings(goodEnv)
  793. if len(goodEnv) != len(actualEnv) {
  794. c.Fatalf("Wrong environment: should be %d variables, not %d: %q", len(goodEnv), len(actualEnv), strings.Join(actualEnv, ", "))
  795. }
  796. for i := range goodEnv {
  797. if actualEnv[i] != goodEnv[i] {
  798. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  799. }
  800. }
  801. }
  802. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  803. if daemonPlatform == "windows" {
  804. // Windows busybox does not have ping. Use built in ping instead.
  805. dockerCmd(c, "run", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  806. } else {
  807. dockerCmd(c, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  808. }
  809. }
  810. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  811. // TODO Windows: This is Linux specific as --link is not supported and
  812. // this will be deprecated in favor of container networking model.
  813. testRequires(c, DaemonIsLinux, NotUserNamespace)
  814. dockerCmd(c, "run", "--name", "linked", "busybox", "true")
  815. _, _, err := dockerCmdWithError("run", "--net=host", "--link", "linked:linked", "busybox", "true")
  816. if err == nil {
  817. c.Fatal("Expected error")
  818. }
  819. }
  820. // #7851 hostname outside container shows FQDN, inside only shortname
  821. // For testing purposes it is not required to set host's hostname directly
  822. // and use "--net=host" (as the original issue submitter did), as the same
  823. // codepath is executed with "docker run -h <hostname>". Both were manually
  824. // tested, but this testcase takes the simpler path of using "run -h .."
  825. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  826. // TODO Windows: -h is not yet functional.
  827. testRequires(c, DaemonIsLinux)
  828. out, _ := dockerCmd(c, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  829. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  830. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  831. }
  832. }
  833. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  834. // Not applicable for Windows as Windows daemon does not support
  835. // the concept of --privileged, and mknod is a Unix concept.
  836. testRequires(c, DaemonIsLinux, NotUserNamespace)
  837. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  838. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  839. c.Fatalf("expected output ok received %s", actual)
  840. }
  841. }
  842. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  843. // Not applicable for Windows as Windows daemon does not support
  844. // the concept of --privileged, and mknod is a Unix concept.
  845. testRequires(c, DaemonIsLinux, NotUserNamespace)
  846. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  847. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  848. c.Fatalf("expected output ok received %s", actual)
  849. }
  850. }
  851. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  852. // Not applicable for Windows as there is no concept of --cap-drop
  853. testRequires(c, DaemonIsLinux)
  854. out, _, err := dockerCmdWithError("run", "--cap-drop=CHPASS", "busybox", "ls")
  855. if err == nil {
  856. c.Fatal(err, out)
  857. }
  858. }
  859. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  860. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  861. testRequires(c, DaemonIsLinux)
  862. out, _, err := dockerCmdWithError("run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  863. if err == nil {
  864. c.Fatal(err, out)
  865. }
  866. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  867. c.Fatalf("expected output not ok received %s", actual)
  868. }
  869. }
  870. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  871. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  872. testRequires(c, DaemonIsLinux)
  873. out, _, err := dockerCmdWithError("run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  874. if err == nil {
  875. c.Fatal(err, out)
  876. }
  877. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  878. c.Fatalf("expected output not ok received %s", actual)
  879. }
  880. }
  881. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  882. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  883. testRequires(c, DaemonIsLinux)
  884. out, _, err := dockerCmdWithError("run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  885. if err == nil {
  886. c.Fatal(err, out)
  887. }
  888. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  889. c.Fatalf("expected output not ok received %s", actual)
  890. }
  891. }
  892. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  893. // Not applicable for Windows as there is no concept of --cap-drop or mknod
  894. testRequires(c, DaemonIsLinux, NotUserNamespace)
  895. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  896. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  897. c.Fatalf("expected output ok received %s", actual)
  898. }
  899. }
  900. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  901. // Not applicable for Windows as there is no concept of --cap-add
  902. testRequires(c, DaemonIsLinux)
  903. out, _, err := dockerCmdWithError("run", "--cap-add=CHPASS", "busybox", "ls")
  904. if err == nil {
  905. c.Fatal(err, out)
  906. }
  907. }
  908. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  909. // Not applicable for Windows as there is no concept of --cap-add
  910. testRequires(c, DaemonIsLinux)
  911. out, _ := dockerCmd(c, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  912. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  913. c.Fatalf("expected output ok received %s", actual)
  914. }
  915. }
  916. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  917. // Not applicable for Windows as there is no concept of --cap-add
  918. testRequires(c, DaemonIsLinux)
  919. out, _ := dockerCmd(c, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  920. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  921. c.Fatalf("expected output ok received %s", actual)
  922. }
  923. }
  924. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  925. // Not applicable for Windows as there is no concept of --cap-add
  926. testRequires(c, DaemonIsLinux)
  927. out, _, err := dockerCmdWithError("run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  928. if err == nil {
  929. c.Fatal(err, out)
  930. }
  931. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  932. c.Fatalf("expected output not ok received %s", actual)
  933. }
  934. }
  935. func (s *DockerSuite) TestRunGroupAdd(c *check.C) {
  936. // Not applicable for Windows as there is no concept of --group-add
  937. testRequires(c, DaemonIsLinux)
  938. out, _ := dockerCmd(c, "run", "--group-add=audio", "--group-add=staff", "--group-add=777", "busybox", "sh", "-c", "id")
  939. groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),50(staff),777"
  940. if actual := strings.Trim(out, "\r\n"); actual != groupsList {
  941. c.Fatalf("expected output %s received %s", groupsList, actual)
  942. }
  943. }
  944. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  945. // Not applicable for Windows as there is no concept of --privileged
  946. testRequires(c, DaemonIsLinux, NotUserNamespace)
  947. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  948. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  949. c.Fatalf("expected output ok received %s", actual)
  950. }
  951. }
  952. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  953. // Not applicable for Windows as there is no concept of unprivileged
  954. testRequires(c, DaemonIsLinux)
  955. out, _, err := dockerCmdWithError("run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  956. if err == nil {
  957. c.Fatal(err, out)
  958. }
  959. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  960. c.Fatalf("expected output not ok received %s", actual)
  961. }
  962. }
  963. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  964. // Not applicable for Windows as there is no concept of unprivileged
  965. testRequires(c, DaemonIsLinux, NotArm)
  966. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/sys/kernel/profiling"); err == nil || code == 0 {
  967. c.Fatal("sys should not be writable in a non privileged container")
  968. }
  969. }
  970. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  971. // Not applicable for Windows as there is no concept of unprivileged
  972. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  973. if _, code, err := dockerCmdWithError("run", "--privileged", "busybox", "touch", "/sys/kernel/profiling"); err != nil || code != 0 {
  974. c.Fatalf("sys should be writable in privileged container")
  975. }
  976. }
  977. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  978. // Not applicable for Windows as there is no concept of unprivileged
  979. testRequires(c, DaemonIsLinux)
  980. if _, code, err := dockerCmdWithError("run", "busybox", "touch", "/proc/sysrq-trigger"); err == nil || code == 0 {
  981. c.Fatal("proc should not be writable in a non privileged container")
  982. }
  983. }
  984. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  985. // Not applicable for Windows as there is no concept of --privileged
  986. testRequires(c, DaemonIsLinux, NotUserNamespace)
  987. if _, code := dockerCmd(c, "run", "--privileged", "busybox", "sh", "-c", "touch /proc/sysrq-trigger"); code != 0 {
  988. c.Fatalf("proc should be writable in privileged container")
  989. }
  990. }
  991. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  992. // Not applicable on Windows as /dev/ is a Unix specific concept
  993. // TODO: NotUserNamespace could be removed here if "root" "root" is replaced w user
  994. testRequires(c, DaemonIsLinux, NotUserNamespace)
  995. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  996. deviceLineFields := strings.Fields(out)
  997. deviceLineFields[6] = ""
  998. deviceLineFields[7] = ""
  999. deviceLineFields[8] = ""
  1000. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  1001. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  1002. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  1003. }
  1004. }
  1005. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  1006. // Not applicable on Windows as /dev/ is a Unix specific concept
  1007. testRequires(c, DaemonIsLinux)
  1008. out, _ := dockerCmd(c, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  1009. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  1010. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  1011. }
  1012. }
  1013. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  1014. // Not applicable on Windows as it does not support chroot
  1015. testRequires(c, DaemonIsLinux)
  1016. dockerCmd(c, "run", "busybox", "chroot", "/", "true")
  1017. }
  1018. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  1019. // Not applicable on Windows as Windows does not support --device
  1020. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1021. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  1022. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  1023. c.Fatalf("expected output /dev/nulo, received %s", actual)
  1024. }
  1025. }
  1026. func (s *DockerSuite) TestRunAddingOptionalDevicesNoSrc(c *check.C) {
  1027. // Not applicable on Windows as Windows does not support --device
  1028. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1029. out, _ := dockerCmd(c, "run", "--device", "/dev/zero:rw", "busybox", "sh", "-c", "ls /dev/zero")
  1030. if actual := strings.Trim(out, "\r\n"); actual != "/dev/zero" {
  1031. c.Fatalf("expected output /dev/zero, received %s", actual)
  1032. }
  1033. }
  1034. func (s *DockerSuite) TestRunAddingOptionalDevicesInvalidMode(c *check.C) {
  1035. // Not applicable on Windows as Windows does not support --device
  1036. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1037. _, _, err := dockerCmdWithError("run", "--device", "/dev/zero:ro", "busybox", "sh", "-c", "ls /dev/zero")
  1038. if err == nil {
  1039. c.Fatalf("run container with device mode ro should fail")
  1040. }
  1041. }
  1042. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1043. // Not applicable on Windows as Windows does not support -h
  1044. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1045. out, _ := dockerCmd(c, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1046. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1047. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1048. }
  1049. out, _ = dockerCmd(c, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1050. hostname, err := os.Hostname()
  1051. if err != nil {
  1052. c.Fatal(err)
  1053. }
  1054. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1055. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1056. }
  1057. }
  1058. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1059. out, _ := dockerCmd(c, "run", "--workdir", "/", "busybox", "pwd")
  1060. expected := "/\n"
  1061. if daemonPlatform == "windows" {
  1062. expected = "C:" + expected
  1063. }
  1064. if out != expected {
  1065. c.Fatalf("pwd returned %q (expected %s)", s, expected)
  1066. }
  1067. }
  1068. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1069. if daemonPlatform == "windows" {
  1070. // Windows busybox will fail with Permission Denied on items such as pagefile.sys
  1071. dockerCmd(c, "run", "-v", `c:\:c:\host`, WindowsBaseImage, "cmd", "-c", "dir", `c:\host`)
  1072. } else {
  1073. dockerCmd(c, "run", "-v", "/:/host", "busybox", "ls", "/host")
  1074. }
  1075. }
  1076. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1077. mount := "/:/"
  1078. targetDir := "/host"
  1079. if daemonPlatform == "windows" {
  1080. mount = `c:\:c\`
  1081. targetDir = "c:/host" // Forward slash as using busybox
  1082. }
  1083. out, _, err := dockerCmdWithError("run", "-v", mount, "busybox", "ls", targetDir)
  1084. if err == nil {
  1085. c.Fatal(out, err)
  1086. }
  1087. }
  1088. // Verify that a container gets default DNS when only localhost resolvers exist
  1089. func (s *DockerSuite) TestRunDNSDefaultOptions(c *check.C) {
  1090. // Not applicable on Windows as this is testing Unix specific functionality
  1091. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1092. // preserve original resolv.conf for restoring after test
  1093. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1094. if os.IsNotExist(err) {
  1095. c.Fatalf("/etc/resolv.conf does not exist")
  1096. }
  1097. // defer restored original conf
  1098. defer func() {
  1099. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1100. c.Fatal(err)
  1101. }
  1102. }()
  1103. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1104. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1105. // GetNameservers(), leading to a replacement of nameservers with the default set
  1106. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1107. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1108. c.Fatal(err)
  1109. }
  1110. actual, _ := dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1111. // check that the actual defaults are appended to the commented out
  1112. // localhost resolver (which should be preserved)
  1113. // NOTE: if we ever change the defaults from google dns, this will break
  1114. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1115. if actual != expected {
  1116. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1117. }
  1118. }
  1119. func (s *DockerSuite) TestRunDNSOptions(c *check.C) {
  1120. // Not applicable on Windows as Windows does not support --dns*, or
  1121. // the Unix-specific functionality of resolv.conf.
  1122. testRequires(c, DaemonIsLinux)
  1123. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "--dns-opt=ndots:9", "busybox", "cat", "/etc/resolv.conf")
  1124. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1125. if !strings.Contains(stderr, "Localhost DNS setting") {
  1126. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1127. }
  1128. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1129. if actual != "search mydomain nameserver 127.0.0.1 options ndots:9" {
  1130. c.Fatalf("expected 'search mydomain nameserver 127.0.0.1 options ndots:9', but says: %q", actual)
  1131. }
  1132. out, stderr, _ = dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--dns-search=.", "--dns-opt=ndots:3", "busybox", "cat", "/etc/resolv.conf")
  1133. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1134. if actual != "nameserver 127.0.0.1 options ndots:3" {
  1135. c.Fatalf("expected 'nameserver 127.0.0.1 options ndots:3', but says: %q", actual)
  1136. }
  1137. }
  1138. func (s *DockerSuite) TestRunDNSRepeatOptions(c *check.C) {
  1139. testRequires(c, DaemonIsLinux)
  1140. 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")
  1141. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1142. if actual != "search mydomain mydomain2 nameserver 1.1.1.1 nameserver 2.2.2.2 options ndots:9 timeout:3" {
  1143. 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)
  1144. }
  1145. }
  1146. func (s *DockerSuite) TestRunDNSOptionsBasedOnHostResolvConf(c *check.C) {
  1147. // Not applicable on Windows as testing Unix specific functionality
  1148. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1149. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1150. if os.IsNotExist(err) {
  1151. c.Fatalf("/etc/resolv.conf does not exist")
  1152. }
  1153. hostNameservers := resolvconf.GetNameservers(origResolvConf, types.IP)
  1154. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1155. var out string
  1156. out, _ = dockerCmd(c, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1157. if actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "127.0.0.1" {
  1158. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1159. }
  1160. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1161. if len(actualSearch) != len(hostSearch) {
  1162. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1163. }
  1164. for i := range actualSearch {
  1165. if actualSearch[i] != hostSearch[i] {
  1166. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1167. }
  1168. }
  1169. out, _ = dockerCmd(c, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1170. actualNameservers := resolvconf.GetNameservers([]byte(out), types.IP)
  1171. if len(actualNameservers) != len(hostNameservers) {
  1172. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNameservers), len(actualNameservers))
  1173. }
  1174. for i := range actualNameservers {
  1175. if actualNameservers[i] != hostNameservers[i] {
  1176. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNameservers[i])
  1177. }
  1178. }
  1179. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1180. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1181. }
  1182. // test with file
  1183. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1184. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1185. c.Fatal(err)
  1186. }
  1187. // put the old resolvconf back
  1188. defer func() {
  1189. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1190. c.Fatal(err)
  1191. }
  1192. }()
  1193. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1194. if os.IsNotExist(err) {
  1195. c.Fatalf("/etc/resolv.conf does not exist")
  1196. }
  1197. hostNameservers = resolvconf.GetNameservers(resolvConf, types.IP)
  1198. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1199. out, _ = dockerCmd(c, "run", "busybox", "cat", "/etc/resolv.conf")
  1200. if actualNameservers = resolvconf.GetNameservers([]byte(out), types.IP); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1201. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1202. }
  1203. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1204. if len(actualSearch) != len(hostSearch) {
  1205. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1206. }
  1207. for i := range actualSearch {
  1208. if actualSearch[i] != hostSearch[i] {
  1209. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1210. }
  1211. }
  1212. }
  1213. // Test to see if a non-root user can resolve a DNS name. Also
  1214. // check if the container resolv.conf file has at least 0644 perm.
  1215. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1216. // Not applicable on Windows as Windows does not support --user
  1217. testRequires(c, SameHostDaemon, Network, DaemonIsLinux, NotArm)
  1218. dockerCmd(c, "run", "--name=testperm", "--user=nobody", "busybox", "nslookup", "apt.dockerproject.org")
  1219. cID, err := getIDByName("testperm")
  1220. if err != nil {
  1221. c.Fatal(err)
  1222. }
  1223. fmode := (os.FileMode)(0644)
  1224. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1225. if err != nil {
  1226. c.Fatal(err)
  1227. }
  1228. if (finfo.Mode() & fmode) != fmode {
  1229. c.Fatalf("Expected container resolv.conf mode to be at least %s, instead got %s", fmode.String(), finfo.Mode().String())
  1230. }
  1231. }
  1232. // Test if container resolv.conf gets updated the next time it restarts
  1233. // if host /etc/resolv.conf has changed. This only applies if the container
  1234. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1235. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1236. // Not applicable on Windows as testing unix specific functionality
  1237. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1238. c.Skip("Unstable test, to be re-activated once #19937 is resolved")
  1239. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78\n")
  1240. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1241. //take a copy of resolv.conf for restoring after test completes
  1242. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1243. if err != nil {
  1244. c.Fatal(err)
  1245. }
  1246. // This test case is meant to test monitoring resolv.conf when it is
  1247. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1248. // it with a file containing the original settings.
  1249. mounted, err := mount.Mounted("/etc/resolv.conf")
  1250. if err != nil {
  1251. c.Fatal(err)
  1252. }
  1253. if mounted {
  1254. cmd := exec.Command("umount", "/etc/resolv.conf")
  1255. if _, err = runCommand(cmd); err != nil {
  1256. c.Fatal(err)
  1257. }
  1258. }
  1259. //cleanup
  1260. defer func() {
  1261. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1262. c.Fatal(err)
  1263. }
  1264. }()
  1265. //1. test that a restarting container gets an updated resolv.conf
  1266. dockerCmd(c, "run", "--name=first", "busybox", "true")
  1267. containerID1, err := getIDByName("first")
  1268. if err != nil {
  1269. c.Fatal(err)
  1270. }
  1271. // replace resolv.conf with our temporary copy
  1272. bytesResolvConf := []byte(tmpResolvConf)
  1273. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1274. c.Fatal(err)
  1275. }
  1276. // start the container again to pickup changes
  1277. dockerCmd(c, "start", "first")
  1278. // check for update in container
  1279. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1280. if err != nil {
  1281. c.Fatal(err)
  1282. }
  1283. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1284. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1285. }
  1286. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1287. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1288. c.Fatal(err)
  1289. } */
  1290. //2. test that a restarting container does not receive resolv.conf updates
  1291. // if it modified the container copy of the starting point resolv.conf
  1292. dockerCmd(c, "run", "--name=second", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1293. containerID2, err := getIDByName("second")
  1294. if err != nil {
  1295. c.Fatal(err)
  1296. }
  1297. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1298. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1299. c.Fatal(err)
  1300. }
  1301. // start the container again
  1302. dockerCmd(c, "start", "second")
  1303. // check for update in container
  1304. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1305. if err != nil {
  1306. c.Fatal(err)
  1307. }
  1308. if bytes.Equal(containerResolv, resolvConfSystem) {
  1309. c.Fatalf("Container's resolv.conf should not have been updated with host resolv.conf: %q", string(containerResolv))
  1310. }
  1311. //3. test that a running container's resolv.conf is not modified while running
  1312. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1313. runningContainerID := strings.TrimSpace(out)
  1314. // replace resolv.conf
  1315. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1316. c.Fatal(err)
  1317. }
  1318. // check for update in container
  1319. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1320. if err != nil {
  1321. c.Fatal(err)
  1322. }
  1323. if bytes.Equal(containerResolv, bytesResolvConf) {
  1324. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1325. }
  1326. //4. test that a running container's resolv.conf is updated upon restart
  1327. // (the above container is still running..)
  1328. dockerCmd(c, "restart", runningContainerID)
  1329. // check for update in container
  1330. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1331. if err != nil {
  1332. c.Fatal(err)
  1333. }
  1334. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1335. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1336. }
  1337. //5. test that additions of a localhost resolver are cleaned from
  1338. // host resolv.conf before updating container's resolv.conf copies
  1339. // replace resolv.conf with a localhost-only nameserver copy
  1340. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1341. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1342. c.Fatal(err)
  1343. }
  1344. // start the container again to pickup changes
  1345. dockerCmd(c, "start", "first")
  1346. // our first exited container ID should have been updated, but with default DNS
  1347. // after the cleanup of resolv.conf found only a localhost nameserver:
  1348. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1349. if err != nil {
  1350. c.Fatal(err)
  1351. }
  1352. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4\n"
  1353. if !bytes.Equal(containerResolv, []byte(expected)) {
  1354. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1355. }
  1356. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1357. // of containers' resolv.conf.
  1358. // Restore the original resolv.conf
  1359. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1360. c.Fatal(err)
  1361. }
  1362. // Run the container so it picks up the old settings
  1363. dockerCmd(c, "run", "--name=third", "busybox", "true")
  1364. containerID3, err := getIDByName("third")
  1365. if err != nil {
  1366. c.Fatal(err)
  1367. }
  1368. // Create a modified resolv.conf.aside and override resolv.conf with it
  1369. bytesResolvConf = []byte(tmpResolvConf)
  1370. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1371. c.Fatal(err)
  1372. }
  1373. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1374. if err != nil {
  1375. c.Fatal(err)
  1376. }
  1377. // start the container again to pickup changes
  1378. dockerCmd(c, "start", "third")
  1379. // check for update in container
  1380. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1381. if err != nil {
  1382. c.Fatal(err)
  1383. }
  1384. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1385. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1386. }
  1387. //cleanup, restore original resolv.conf happens in defer func()
  1388. }
  1389. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1390. // Not applicable on Windows as it does not support --add-host
  1391. testRequires(c, DaemonIsLinux)
  1392. out, _ := dockerCmd(c, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1393. actual := strings.Trim(out, "\r\n")
  1394. if actual != "86.75.30.9\textra" {
  1395. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1396. }
  1397. }
  1398. // Regression test for #6983
  1399. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1400. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stderr", "busybox", "true")
  1401. if exitCode != 0 {
  1402. c.Fatalf("Container should have exited with error code 0")
  1403. }
  1404. }
  1405. // Regression test for #6983
  1406. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1407. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "busybox", "true")
  1408. if exitCode != 0 {
  1409. c.Fatalf("Container should have exited with error code 0")
  1410. }
  1411. }
  1412. // Regression test for #6983
  1413. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1414. _, exitCode := dockerCmd(c, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1415. if exitCode != 0 {
  1416. c.Fatalf("Container should have exited with error code 0")
  1417. }
  1418. }
  1419. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1420. // but using --attach instead of -a to make sure we read the flag correctly
  1421. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1422. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1423. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1424. if err == nil {
  1425. c.Fatal("Container should have exited with error code different than 0")
  1426. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1427. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1428. }
  1429. }
  1430. func (s *DockerSuite) TestRunState(c *check.C) {
  1431. // TODO Windows: This needs some rework as Windows busybox does not support top
  1432. testRequires(c, DaemonIsLinux)
  1433. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  1434. id := strings.TrimSpace(out)
  1435. state := inspectField(c, id, "State.Running")
  1436. if state != "true" {
  1437. c.Fatal("Container state is 'not running'")
  1438. }
  1439. pid1 := inspectField(c, id, "State.Pid")
  1440. if pid1 == "0" {
  1441. c.Fatal("Container state Pid 0")
  1442. }
  1443. dockerCmd(c, "stop", id)
  1444. state = inspectField(c, id, "State.Running")
  1445. if state != "false" {
  1446. c.Fatal("Container state is 'running'")
  1447. }
  1448. pid2 := inspectField(c, id, "State.Pid")
  1449. if pid2 == pid1 {
  1450. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1451. }
  1452. dockerCmd(c, "start", id)
  1453. state = inspectField(c, id, "State.Running")
  1454. if state != "true" {
  1455. c.Fatal("Container state is 'not running'")
  1456. }
  1457. pid3 := inspectField(c, id, "State.Pid")
  1458. if pid3 == pid1 {
  1459. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1460. }
  1461. }
  1462. // Test for #1737
  1463. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1464. // Not applicable on Windows as it does not support uid or gid in this way
  1465. testRequires(c, DaemonIsLinux)
  1466. name := "testrunvolumesuidgid"
  1467. _, err := buildImage(name,
  1468. `FROM busybox
  1469. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1470. RUN echo 'dockerio:x:1001:' >> /etc/group
  1471. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1472. true)
  1473. if err != nil {
  1474. c.Fatal(err)
  1475. }
  1476. // Test that the uid and gid is copied from the image to the volume
  1477. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1478. out = strings.TrimSpace(out)
  1479. if out != "dockerio:dockerio" {
  1480. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1481. }
  1482. }
  1483. // Test for #1582
  1484. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1485. // TODO Windows, post TP5. Windows does not yet support volume functionality
  1486. // that copies from the image to the volume.
  1487. testRequires(c, DaemonIsLinux)
  1488. name := "testruncopyvolumecontent"
  1489. _, err := buildImage(name,
  1490. `FROM busybox
  1491. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1492. true)
  1493. if err != nil {
  1494. c.Fatal(err)
  1495. }
  1496. // Test that the content is copied from the image to the volume
  1497. out, _ := dockerCmd(c, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1498. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1499. c.Fatal("Container failed to transfer content to volume")
  1500. }
  1501. }
  1502. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1503. name := "testrunmdcleanuponentrypoint"
  1504. if _, err := buildImage(name,
  1505. `FROM busybox
  1506. ENTRYPOINT ["echo"]
  1507. CMD ["testingpoint"]`,
  1508. true); err != nil {
  1509. c.Fatal(err)
  1510. }
  1511. out, exit := dockerCmd(c, "run", "--entrypoint", "whoami", name)
  1512. if exit != 0 {
  1513. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1514. }
  1515. out = strings.TrimSpace(out)
  1516. expected := "root"
  1517. if daemonPlatform == "windows" {
  1518. if WindowsBaseImage == "windowsservercore" {
  1519. expected = `user manager\containeradministrator`
  1520. } else {
  1521. expected = `ContainerAdministrator` // nanoserver
  1522. }
  1523. }
  1524. if out != expected {
  1525. c.Fatalf("Expected output %s, got %q", expected, out)
  1526. }
  1527. }
  1528. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1529. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1530. existingFile := "/bin/cat"
  1531. expected := "not a directory"
  1532. if daemonPlatform == "windows" {
  1533. existingFile = `\windows\system32\ntdll.dll`
  1534. expected = `Cannot mkdir: \windows\system32\ntdll.dll is not a directory.`
  1535. }
  1536. out, exitCode, err := dockerCmdWithError("run", "-w", existingFile, "busybox")
  1537. if !(err != nil && exitCode == 125 && strings.Contains(out, expected)) {
  1538. c.Fatalf("Existing binary as a directory should error out with exitCode 125; we got: %s, exitCode: %d", out, exitCode)
  1539. }
  1540. }
  1541. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1542. name := "testrunexitonstdinclose"
  1543. meow := "/bin/cat"
  1544. delay := 60
  1545. if daemonPlatform == "windows" {
  1546. meow = "cat"
  1547. }
  1548. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", meow)
  1549. stdin, err := runCmd.StdinPipe()
  1550. if err != nil {
  1551. c.Fatal(err)
  1552. }
  1553. stdout, err := runCmd.StdoutPipe()
  1554. if err != nil {
  1555. c.Fatal(err)
  1556. }
  1557. if err := runCmd.Start(); err != nil {
  1558. c.Fatal(err)
  1559. }
  1560. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1561. c.Fatal(err)
  1562. }
  1563. r := bufio.NewReader(stdout)
  1564. line, err := r.ReadString('\n')
  1565. if err != nil {
  1566. c.Fatal(err)
  1567. }
  1568. line = strings.TrimSpace(line)
  1569. if line != "hello" {
  1570. c.Fatalf("Output should be 'hello', got '%q'", line)
  1571. }
  1572. if err := stdin.Close(); err != nil {
  1573. c.Fatal(err)
  1574. }
  1575. finish := make(chan error)
  1576. go func() {
  1577. finish <- runCmd.Wait()
  1578. close(finish)
  1579. }()
  1580. select {
  1581. case err := <-finish:
  1582. c.Assert(err, check.IsNil)
  1583. case <-time.After(time.Duration(delay) * time.Second):
  1584. c.Fatal("docker run failed to exit on stdin close")
  1585. }
  1586. state := inspectField(c, name, "State.Running")
  1587. if state != "false" {
  1588. c.Fatal("Container must be stopped after stdin closing")
  1589. }
  1590. }
  1591. // Test run -i --restart xxx doesn't hang
  1592. func (s *DockerSuite) TestRunInteractiveWithRestartPolicy(c *check.C) {
  1593. name := "test-inter-restart"
  1594. runCmd := exec.Command(dockerBinary, "run", "-i", "--name", name, "--restart=always", "busybox", "sh")
  1595. stdin, err := runCmd.StdinPipe()
  1596. c.Assert(err, checker.IsNil)
  1597. err = runCmd.Start()
  1598. c.Assert(err, checker.IsNil)
  1599. c.Assert(waitRun(name), check.IsNil)
  1600. _, err = stdin.Write([]byte("exit 11\n"))
  1601. c.Assert(err, checker.IsNil)
  1602. finish := make(chan error)
  1603. go func() {
  1604. finish <- runCmd.Wait()
  1605. close(finish)
  1606. }()
  1607. delay := 10 * time.Second
  1608. select {
  1609. case <-finish:
  1610. case <-time.After(delay):
  1611. c.Fatal("run -i --restart hangs")
  1612. }
  1613. c.Assert(waitRun(name), check.IsNil)
  1614. dockerCmd(c, "stop", name)
  1615. }
  1616. // Test for #2267
  1617. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1618. // Cannot run on Windows as Windows does not support diff.
  1619. testRequires(c, DaemonIsLinux)
  1620. name := "writehosts"
  1621. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1622. if !strings.Contains(out, "test2267") {
  1623. c.Fatal("/etc/hosts should contain 'test2267'")
  1624. }
  1625. out, _ = dockerCmd(c, "diff", name)
  1626. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1627. c.Fatal("diff should be empty")
  1628. }
  1629. }
  1630. func eqToBaseDiff(out string, c *check.C) bool {
  1631. name := "eqToBaseDiff" + stringutils.GenerateRandomAlphaOnlyString(32)
  1632. dockerCmd(c, "run", "--name", name, "busybox", "echo", "hello")
  1633. cID, err := getIDByName(name)
  1634. c.Assert(err, check.IsNil)
  1635. baseDiff, _ := dockerCmd(c, "diff", cID)
  1636. baseArr := strings.Split(baseDiff, "\n")
  1637. sort.Strings(baseArr)
  1638. outArr := strings.Split(out, "\n")
  1639. sort.Strings(outArr)
  1640. return sliceEq(baseArr, outArr)
  1641. }
  1642. func sliceEq(a, b []string) bool {
  1643. if len(a) != len(b) {
  1644. return false
  1645. }
  1646. for i := range a {
  1647. if a[i] != b[i] {
  1648. return false
  1649. }
  1650. }
  1651. return true
  1652. }
  1653. // Test for #2267
  1654. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1655. // Cannot run on Windows as Windows does not support diff.
  1656. testRequires(c, DaemonIsLinux)
  1657. name := "writehostname"
  1658. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1659. if !strings.Contains(out, "test2267") {
  1660. c.Fatal("/etc/hostname should contain 'test2267'")
  1661. }
  1662. out, _ = dockerCmd(c, "diff", name)
  1663. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1664. c.Fatal("diff should be empty")
  1665. }
  1666. }
  1667. // Test for #2267
  1668. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1669. // Cannot run on Windows as Windows does not support diff.
  1670. testRequires(c, DaemonIsLinux)
  1671. name := "writeresolv"
  1672. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1673. if !strings.Contains(out, "test2267") {
  1674. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1675. }
  1676. out, _ = dockerCmd(c, "diff", name)
  1677. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1678. c.Fatal("diff should be empty")
  1679. }
  1680. }
  1681. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1682. // Cannot run on Windows as Windows does not support --device
  1683. testRequires(c, DaemonIsLinux)
  1684. name := "baddevice"
  1685. out, _, err := dockerCmdWithError("run", "--name", name, "--device", "/etc", "busybox", "true")
  1686. if err == nil {
  1687. c.Fatal("Run should fail with bad device")
  1688. }
  1689. expected := `"/etc": not a device node`
  1690. if !strings.Contains(out, expected) {
  1691. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1692. }
  1693. }
  1694. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1695. name := "entrypoint"
  1696. out, _ := dockerCmd(c, "run", "--name", name, "--entrypoint", "echo", "busybox", "-n", "foobar")
  1697. expected := "foobar"
  1698. if out != expected {
  1699. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1700. }
  1701. }
  1702. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1703. testRequires(c, SameHostDaemon)
  1704. if daemonPlatform == "linux" {
  1705. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1706. }
  1707. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1708. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1709. if err != nil {
  1710. c.Fatal(err)
  1711. }
  1712. defer os.RemoveAll(tmpDir)
  1713. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1714. // TODO Windows: Temporary check - remove once TP5 support is dropped
  1715. if daemonPlatform != "windows" || windowsDaemonKV >= 14350 {
  1716. // Test reading from a read-only bind mount
  1717. out, _ := dockerCmd(c, "run", "-v", fmt.Sprintf("%s:%s/tmp:ro", tmpDir, prefix), "busybox", "ls", prefix+"/tmp")
  1718. if !strings.Contains(out, "touch-me") {
  1719. c.Fatal("Container failed to read from bind mount")
  1720. }
  1721. }
  1722. // test writing to bind mount
  1723. if daemonPlatform == "windows" {
  1724. dockerCmd(c, "run", "-v", fmt.Sprintf(`%s:c:\tmp:rw`, tmpDir), "busybox", "touch", "c:/tmp/holla")
  1725. } else {
  1726. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1727. }
  1728. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1729. // test mounting to an illegal destination directory
  1730. _, _, err = dockerCmdWithError("run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1731. if err == nil {
  1732. c.Fatal("Container bind mounted illegal directory")
  1733. }
  1734. // Windows does not (and likely never will) support mounting a single file
  1735. if daemonPlatform != "windows" {
  1736. // test mount a file
  1737. dockerCmd(c, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1738. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1739. expected := "yotta"
  1740. if content != expected {
  1741. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1742. }
  1743. }
  1744. }
  1745. // Ensure that CIDFile gets deleted if it's empty
  1746. // Perform this test by making `docker run` fail
  1747. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1748. // Windows Server 2016 RS1 builds load the windowsservercore image from a tar rather than
  1749. // a .WIM file, and the tar layer has the default CMD set (same as the Linux ubuntu image),
  1750. // where-as the TP5 .WIM had a blank CMD. Hence this test is not applicable on RS1 or later
  1751. // builds as the command won't fail as it's not blank
  1752. if daemonPlatform == "windows" && windowsDaemonKV >= 14375 {
  1753. c.Skip("Not applicable on Windows RS1 or later builds")
  1754. }
  1755. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1756. if err != nil {
  1757. c.Fatal(err)
  1758. }
  1759. defer os.RemoveAll(tmpDir)
  1760. tmpCidFile := path.Join(tmpDir, "cid")
  1761. image := "emptyfs"
  1762. if daemonPlatform == "windows" {
  1763. // Windows can't support an emptyfs image. Just use the regular Windows image
  1764. image = WindowsBaseImage
  1765. }
  1766. out, _, err := dockerCmdWithError("run", "--cidfile", tmpCidFile, image)
  1767. if err == nil {
  1768. c.Fatalf("Run without command must fail. out=%s", out)
  1769. } else if !strings.Contains(out, "No command specified") {
  1770. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1771. }
  1772. if _, err := os.Stat(tmpCidFile); err == nil {
  1773. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1774. }
  1775. }
  1776. // #2098 - Docker cidFiles only contain short version of the containerId
  1777. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1778. // TestRunCidFile tests that run --cidfile returns the longid
  1779. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1780. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1781. if err != nil {
  1782. c.Fatal(err)
  1783. }
  1784. tmpCidFile := path.Join(tmpDir, "cid")
  1785. defer os.RemoveAll(tmpDir)
  1786. out, _ := dockerCmd(c, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1787. id := strings.TrimSpace(out)
  1788. buffer, err := ioutil.ReadFile(tmpCidFile)
  1789. if err != nil {
  1790. c.Fatal(err)
  1791. }
  1792. cid := string(buffer)
  1793. if len(cid) != 64 {
  1794. c.Fatalf("--cidfile should be a long id, not %q", id)
  1795. }
  1796. if cid != id {
  1797. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1798. }
  1799. }
  1800. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1801. mac := "12:34:56:78:9a:bc"
  1802. var out string
  1803. if daemonPlatform == "windows" {
  1804. out, _ = dockerCmd(c, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "sh", "-c", "ipconfig /all | grep 'Physical Address' | awk '{print $12}'")
  1805. mac = strings.Replace(strings.ToUpper(mac), ":", "-", -1) // To Windows-style MACs
  1806. } else {
  1807. 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}'")
  1808. }
  1809. actualMac := strings.TrimSpace(out)
  1810. if actualMac != mac {
  1811. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1812. }
  1813. }
  1814. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1815. // TODO Windows. Network settings are not propagated back to inspect.
  1816. testRequires(c, DaemonIsLinux)
  1817. mac := "12:34:56:78:9a:bc"
  1818. out, _ := dockerCmd(c, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1819. id := strings.TrimSpace(out)
  1820. inspectedMac := inspectField(c, id, "NetworkSettings.Networks.bridge.MacAddress")
  1821. if inspectedMac != mac {
  1822. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1823. }
  1824. }
  1825. // test docker run use an invalid mac address
  1826. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1827. out, _, err := dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1828. //use an invalid mac address should with an error out
  1829. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1830. c.Fatalf("run with an invalid --mac-address should with error out")
  1831. }
  1832. }
  1833. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1834. // TODO Windows. Network settings are not propagated back to inspect.
  1835. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1836. out, _ := dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1837. id := strings.TrimSpace(out)
  1838. ip := inspectField(c, id, "NetworkSettings.Networks.bridge.IPAddress")
  1839. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1840. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1841. out, _, err := runCommandWithOutput(iptCmd)
  1842. if err != nil {
  1843. c.Fatal(err, out)
  1844. }
  1845. if err := deleteContainer(id); err != nil {
  1846. c.Fatal(err)
  1847. }
  1848. dockerCmd(c, "run", "-d", "-p", "23:23", "busybox", "top")
  1849. }
  1850. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1851. // TODO Windows. The duplicate NAT message returned by Windows will be
  1852. // changing as is currently completely undecipherable. Does need modifying
  1853. // to run sh rather than top though as top isn't in Windows busybox.
  1854. testRequires(c, SameHostDaemon, DaemonIsLinux)
  1855. port := "1234"
  1856. dockerCmd(c, "run", "-d", "-p", port+":80", "busybox", "top")
  1857. out, _, err := dockerCmdWithError("run", "-d", "-p", port+":80", "busybox", "top")
  1858. if err == nil {
  1859. c.Fatalf("Binding on used port must fail")
  1860. }
  1861. if !strings.Contains(out, "port is already allocated") {
  1862. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1863. }
  1864. }
  1865. // https://github.com/docker/docker/issues/12148
  1866. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1867. // TODO Windows. -P is not yet supported
  1868. testRequires(c, DaemonIsLinux)
  1869. // allocate a dynamic port to get the most recent
  1870. out, _ := dockerCmd(c, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1871. id := strings.TrimSpace(out)
  1872. out, _ = dockerCmd(c, "port", id, "80")
  1873. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1874. port, err := strconv.ParseInt(strPort, 10, 64)
  1875. if err != nil {
  1876. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1877. }
  1878. // allocate a static port and a dynamic port together, with static port
  1879. // takes the next recent port in dynamic port range.
  1880. dockerCmd(c, "run", "-d", "-P", "-p", "80", "-p", fmt.Sprintf("%d:8080", port+1), "busybox", "top")
  1881. }
  1882. // Regression test for #7792
  1883. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1884. // TODO Windows: Post TP5. Updated, but Windows does not support nested mounts currently.
  1885. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1886. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1887. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1888. if err != nil {
  1889. c.Fatal(err)
  1890. }
  1891. defer os.RemoveAll(tmpDir)
  1892. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1893. if err != nil {
  1894. c.Fatal(err)
  1895. }
  1896. defer os.RemoveAll(tmpDir2)
  1897. // Create a temporary tmpfs mounc.
  1898. fooDir := filepath.Join(tmpDir, "foo")
  1899. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1900. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1901. }
  1902. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1903. c.Fatal(err)
  1904. }
  1905. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1906. c.Fatal(err)
  1907. }
  1908. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1909. c.Fatal(err)
  1910. }
  1911. dockerCmd(c, "run",
  1912. "-v", fmt.Sprintf("%s:"+prefix+"/tmp", tmpDir),
  1913. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/foo", fooDir),
  1914. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2", tmpDir2),
  1915. "-v", fmt.Sprintf("%s:"+prefix+"/tmp/tmp2/foo", fooDir),
  1916. "busybox:latest", "sh", "-c",
  1917. "ls "+prefix+"/tmp/touch-me && ls "+prefix+"/tmp/foo/touch-me && ls "+prefix+"/tmp/tmp2/touch-me && ls "+prefix+"/tmp/tmp2/foo/touch-me")
  1918. }
  1919. // Regression test for https://github.com/docker/docker/issues/8259
  1920. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1921. // Not applicable on Windows as Windows does not support volumes
  1922. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  1923. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  1924. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1925. if err != nil {
  1926. c.Fatal(err)
  1927. }
  1928. defer os.RemoveAll(tmpDir)
  1929. linkPath := os.TempDir() + "/testlink2"
  1930. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1931. c.Fatal(err)
  1932. }
  1933. defer os.RemoveAll(linkPath)
  1934. // Create first container
  1935. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1936. // Create second container with same symlinked path
  1937. // This will fail if the referenced issue is hit with a "Volume exists" error
  1938. dockerCmd(c, "run", "-v", fmt.Sprintf("%s:"+prefix+"/tmp/test", linkPath), "busybox", "ls", prefix+"/tmp/test")
  1939. }
  1940. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  1941. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  1942. // While Windows supports volumes, it does not support --add-host hence
  1943. // this test is not applicable on Windows.
  1944. testRequires(c, DaemonIsLinux)
  1945. out, _ := dockerCmd(c, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  1946. if !strings.Contains(out, "nameserver 127.0.0.1") {
  1947. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  1948. }
  1949. out, _ = dockerCmd(c, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  1950. if !strings.Contains(out, "test123") {
  1951. c.Fatal("/etc volume mount hides /etc/hostname")
  1952. }
  1953. out, _ = dockerCmd(c, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  1954. out = strings.Replace(out, "\n", " ", -1)
  1955. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  1956. c.Fatal("/etc volume mount hides /etc/hosts")
  1957. }
  1958. }
  1959. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  1960. // TODO Windows (Post TP5). Windows does not support volumes which
  1961. // are pre-populated such as is built in the dockerfile used in this test.
  1962. testRequires(c, DaemonIsLinux)
  1963. if _, err := buildImage("dataimage",
  1964. `FROM busybox
  1965. RUN mkdir -p /foo
  1966. RUN touch /foo/bar`,
  1967. true); err != nil {
  1968. c.Fatal(err)
  1969. }
  1970. dockerCmd(c, "run", "--name", "test", "-v", "/foo", "busybox")
  1971. if out, _, err := dockerCmdWithError("run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1972. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  1973. }
  1974. tmpDir := randomTmpDirPath("docker_test_bind_mount_copy_data", daemonPlatform)
  1975. if out, _, err := dockerCmdWithError("run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar"); err == nil || !strings.Contains(out, "No such file or directory") {
  1976. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  1977. }
  1978. }
  1979. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  1980. // just run with unknown image
  1981. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  1982. stdout := bytes.NewBuffer(nil)
  1983. cmd.Stdout = stdout
  1984. if err := cmd.Run(); err == nil {
  1985. c.Fatal("Run with unknown image should fail")
  1986. }
  1987. if stdout.Len() != 0 {
  1988. c.Fatalf("Stdout contains output from pull: %s", stdout)
  1989. }
  1990. }
  1991. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  1992. testRequires(c, SameHostDaemon)
  1993. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  1994. if _, err := buildImage("run_volumes_clean_paths",
  1995. `FROM busybox
  1996. VOLUME `+prefix+`/foo/`,
  1997. true); err != nil {
  1998. c.Fatal(err)
  1999. }
  2000. dockerCmd(c, "run", "-v", prefix+"/foo", "-v", prefix+"/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  2001. out, err := inspectMountSourceField("dark_helmet", prefix+slash+"foo"+slash)
  2002. if err != errMountNotFound {
  2003. c.Fatalf("Found unexpected volume entry for '%s/foo/' in volumes\n%q", prefix, out)
  2004. }
  2005. out, err = inspectMountSourceField("dark_helmet", prefix+slash+`foo`)
  2006. c.Assert(err, check.IsNil)
  2007. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  2008. c.Fatalf("Volume was not defined for %s/foo\n%q", prefix, out)
  2009. }
  2010. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar"+slash)
  2011. if err != errMountNotFound {
  2012. c.Fatalf("Found unexpected volume entry for '%s/bar/' in volumes\n%q", prefix, out)
  2013. }
  2014. out, err = inspectMountSourceField("dark_helmet", prefix+slash+"bar")
  2015. c.Assert(err, check.IsNil)
  2016. if !strings.Contains(strings.ToLower(out), strings.ToLower(volumesConfigPath)) {
  2017. c.Fatalf("Volume was not defined for %s/bar\n%q", prefix, out)
  2018. }
  2019. }
  2020. // Regression test for #3631
  2021. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  2022. // TODO Windows: This should be able to run on Windows if can find an
  2023. // alternate to /dev/zero and /dev/stdout.
  2024. testRequires(c, DaemonIsLinux)
  2025. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2026. stdout, err := cont.StdoutPipe()
  2027. if err != nil {
  2028. c.Fatal(err)
  2029. }
  2030. if err := cont.Start(); err != nil {
  2031. c.Fatal(err)
  2032. }
  2033. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2034. if err != nil {
  2035. c.Fatal(err)
  2036. }
  2037. expected := 2 * 1024 * 2000
  2038. if n != expected {
  2039. c.Fatalf("Expected %d, got %d", expected, n)
  2040. }
  2041. }
  2042. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  2043. // TODO Windows: -P is not currently supported. Also network
  2044. // settings are not propagated back.
  2045. testRequires(c, DaemonIsLinux)
  2046. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2047. id := strings.TrimSpace(out)
  2048. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2049. var ports nat.PortMap
  2050. if err := unmarshalJSON([]byte(portstr), &ports); err != nil {
  2051. c.Fatal(err)
  2052. }
  2053. for port, binding := range ports {
  2054. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2055. if portnum < 3000 || portnum > 3003 {
  2056. c.Fatalf("Port %d is out of range ", portnum)
  2057. }
  2058. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2059. c.Fatalf("Port is not mapped for the port %s", port)
  2060. }
  2061. }
  2062. }
  2063. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  2064. out, _, err := dockerCmdWithError("run", "--expose", "80000", "busybox")
  2065. c.Assert(err, checker.NotNil, check.Commentf("--expose with an invalid port should error out"))
  2066. c.Assert(out, checker.Contains, "invalid range format for --expose")
  2067. }
  2068. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2069. out, _, _ := dockerCmdWithStdoutStderr(c, "create", "busybox", "/bin/nada")
  2070. cID := strings.TrimSpace(out)
  2071. _, _, err := dockerCmdWithError("start", cID)
  2072. // Windows and Linux are different here by architectural design. Linux will
  2073. // fail to start the container, so an error is expected. Windows will
  2074. // successfully start the container, and once started attempt to execute
  2075. // the command which will fail.
  2076. if daemonPlatform == "windows" {
  2077. // Wait for it to exit.
  2078. waitExited(cID, 30*time.Second)
  2079. c.Assert(err, check.IsNil)
  2080. } else {
  2081. c.Assert(err, check.NotNil)
  2082. }
  2083. rc := inspectField(c, cID, "State.ExitCode")
  2084. if rc == "0" {
  2085. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2086. }
  2087. }
  2088. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2089. // Not applicable on Windows as uses Unix-specific capabilities
  2090. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2091. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2092. if err != nil {
  2093. c.Fatal(err)
  2094. }
  2095. out, _ := dockerCmd(c, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2096. out = strings.Trim(out, "\n")
  2097. if hostIpc != out {
  2098. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out)
  2099. }
  2100. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2101. out = strings.Trim(out, "\n")
  2102. if hostIpc == out {
  2103. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out)
  2104. }
  2105. }
  2106. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2107. // Not applicable on Windows as uses Unix-specific capabilities
  2108. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2109. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "echo -n test > /dev/shm/test && touch /dev/mqueue/toto && top")
  2110. id := strings.TrimSpace(out)
  2111. state := inspectField(c, id, "State.Running")
  2112. if state != "true" {
  2113. c.Fatal("Container state is 'not running'")
  2114. }
  2115. pid1 := inspectField(c, id, "State.Pid")
  2116. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2117. if err != nil {
  2118. c.Fatal(err)
  2119. }
  2120. out, _ = dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2121. out = strings.Trim(out, "\n")
  2122. if parentContainerIpc != out {
  2123. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out)
  2124. }
  2125. catOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "cat", "/dev/shm/test")
  2126. if catOutput != "test" {
  2127. c.Fatalf("Output of /dev/shm/test expected test but found: %s", catOutput)
  2128. }
  2129. // check that /dev/mqueue is actually of mqueue type
  2130. grepOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "grep", "/dev/mqueue", "/proc/mounts")
  2131. if !strings.HasPrefix(grepOutput, "mqueue /dev/mqueue mqueue rw") {
  2132. c.Fatalf("Output of 'grep /proc/mounts' expected 'mqueue /dev/mqueue mqueue rw' but found: %s", grepOutput)
  2133. }
  2134. lsOutput, _ := dockerCmd(c, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "ls", "/dev/mqueue")
  2135. lsOutput = strings.Trim(lsOutput, "\n")
  2136. if lsOutput != "toto" {
  2137. c.Fatalf("Output of 'ls /dev/mqueue' expected 'toto' but found: %s", lsOutput)
  2138. }
  2139. }
  2140. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2141. // Not applicable on Windows as uses Unix-specific capabilities
  2142. testRequires(c, DaemonIsLinux)
  2143. out, _, err := dockerCmdWithError("run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2144. if !strings.Contains(out, "abcd1234") || err == nil {
  2145. c.Fatalf("run IPC from a non exists container should with correct error out")
  2146. }
  2147. }
  2148. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2149. // Not applicable on Windows as uses Unix-specific capabilities
  2150. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2151. out, _ := dockerCmd(c, "create", "busybox")
  2152. id := strings.TrimSpace(out)
  2153. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2154. if err == nil {
  2155. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2156. }
  2157. }
  2158. func (s *DockerSuite) TestRunModePidContainer(c *check.C) {
  2159. // Not applicable on Windows as uses Unix-specific capabilities
  2160. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2161. out, _ := dockerCmd(c, "run", "-d", "busybox", "sh", "-c", "top")
  2162. id := strings.TrimSpace(out)
  2163. state := inspectField(c, id, "State.Running")
  2164. if state != "true" {
  2165. c.Fatal("Container state is 'not running'")
  2166. }
  2167. pid1 := inspectField(c, id, "State.Pid")
  2168. parentContainerPid, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/pid", pid1))
  2169. if err != nil {
  2170. c.Fatal(err)
  2171. }
  2172. out, _ = dockerCmd(c, "run", fmt.Sprintf("--pid=container:%s", id), "busybox", "readlink", "/proc/self/ns/pid")
  2173. out = strings.Trim(out, "\n")
  2174. if parentContainerPid != out {
  2175. c.Fatalf("PID different with --pid=container:%s %s != %s\n", id, parentContainerPid, out)
  2176. }
  2177. }
  2178. func (s *DockerSuite) TestRunModePidContainerNotExists(c *check.C) {
  2179. // Not applicable on Windows as uses Unix-specific capabilities
  2180. testRequires(c, DaemonIsLinux)
  2181. out, _, err := dockerCmdWithError("run", "-d", "--pid", "container:abcd1234", "busybox", "top")
  2182. if !strings.Contains(out, "abcd1234") || err == nil {
  2183. c.Fatalf("run PID from a non exists container should with correct error out")
  2184. }
  2185. }
  2186. func (s *DockerSuite) TestRunModePidContainerNotRunning(c *check.C) {
  2187. // Not applicable on Windows as uses Unix-specific capabilities
  2188. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2189. out, _ := dockerCmd(c, "create", "busybox")
  2190. id := strings.TrimSpace(out)
  2191. out, _, err := dockerCmdWithError("run", fmt.Sprintf("--pid=container:%s", id), "busybox")
  2192. if err == nil {
  2193. c.Fatalf("Run container with pid mode container should fail with non running container: %s\n%s", out, err)
  2194. }
  2195. }
  2196. func (s *DockerSuite) TestRunMountShmMqueueFromHost(c *check.C) {
  2197. // Not applicable on Windows as uses Unix-specific capabilities
  2198. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2199. 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")
  2200. defer os.Remove("/dev/mqueue/toto")
  2201. defer os.Remove("/dev/shm/test")
  2202. volPath, err := inspectMountSourceField("shmfromhost", "/dev/shm")
  2203. c.Assert(err, checker.IsNil)
  2204. if volPath != "/dev/shm" {
  2205. c.Fatalf("volumePath should have been /dev/shm, was %s", volPath)
  2206. }
  2207. out, _ := dockerCmd(c, "run", "--name", "ipchost", "--ipc", "host", "busybox", "cat", "/dev/shm/test")
  2208. if out != "test" {
  2209. c.Fatalf("Output of /dev/shm/test expected test but found: %s", out)
  2210. }
  2211. // Check that the mq was created
  2212. if _, err := os.Stat("/dev/mqueue/toto"); err != nil {
  2213. c.Fatalf("Failed to confirm '/dev/mqueue/toto' presence on host: %s", err.Error())
  2214. }
  2215. }
  2216. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2217. // Not applicable on Windows as uses Unix-specific capabilities
  2218. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2219. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2220. id := strings.TrimSpace(out)
  2221. c.Assert(waitRun(id), check.IsNil)
  2222. pid1 := inspectField(c, id, "State.Pid")
  2223. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2224. if err != nil {
  2225. c.Fatal(err)
  2226. }
  2227. out, _ = dockerCmd(c, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2228. out = strings.Trim(out, "\n")
  2229. if parentContainerNet != out {
  2230. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out)
  2231. }
  2232. }
  2233. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2234. // Not applicable on Windows as uses Unix-specific capabilities
  2235. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2236. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2237. if err != nil {
  2238. c.Fatal(err)
  2239. }
  2240. out, _ := dockerCmd(c, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2241. out = strings.Trim(out, "\n")
  2242. if hostPid != out {
  2243. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out)
  2244. }
  2245. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2246. out = strings.Trim(out, "\n")
  2247. if hostPid == out {
  2248. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out)
  2249. }
  2250. }
  2251. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2252. // Not applicable on Windows as uses Unix-specific capabilities
  2253. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2254. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2255. if err != nil {
  2256. c.Fatal(err)
  2257. }
  2258. out, _ := dockerCmd(c, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2259. out = strings.Trim(out, "\n")
  2260. if hostUTS != out {
  2261. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out)
  2262. }
  2263. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2264. out = strings.Trim(out, "\n")
  2265. if hostUTS == out {
  2266. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out)
  2267. }
  2268. out, _ = dockerCmdWithFail(c, "run", "-h=name", "--uts=host", "busybox", "ps")
  2269. c.Assert(out, checker.Contains, runconfig.ErrConflictUTSHostname.Error())
  2270. }
  2271. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2272. // Remote daemons use TLS and this test is not applicable when TLS is required.
  2273. testRequires(c, SameHostDaemon)
  2274. if out, code, err := dockerCmdWithError("ps"); err != nil || code != 0 {
  2275. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2276. }
  2277. // Regardless of whether we specify true or false we need to
  2278. // test to make sure tls is turned on if --tlsverify is specified at all
  2279. out, code, err := dockerCmdWithError("--tlsverify=false", "ps")
  2280. if err == nil || code == 0 || !strings.Contains(out, "trying to connect") {
  2281. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2282. }
  2283. out, code, err = dockerCmdWithError("--tlsverify=true", "ps")
  2284. if err == nil || code == 0 || !strings.Contains(out, "cert") {
  2285. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", code, out, err)
  2286. }
  2287. }
  2288. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2289. // TODO Windows. Once moved to libnetwork/CNM, this may be able to be
  2290. // re-instated.
  2291. testRequires(c, DaemonIsLinux)
  2292. // first find allocator current position
  2293. out, _ := dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2294. id := strings.TrimSpace(out)
  2295. out, _ = dockerCmd(c, "port", id)
  2296. out = strings.TrimSpace(out)
  2297. if out == "" {
  2298. c.Fatal("docker port command output is empty")
  2299. }
  2300. out = strings.Split(out, ":")[1]
  2301. lastPort, err := strconv.Atoi(out)
  2302. if err != nil {
  2303. c.Fatal(err)
  2304. }
  2305. port := lastPort + 1
  2306. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2307. if err != nil {
  2308. c.Fatal(err)
  2309. }
  2310. defer l.Close()
  2311. out, _ = dockerCmd(c, "run", "-d", "-p", ":80", "busybox", "top")
  2312. id = strings.TrimSpace(out)
  2313. dockerCmd(c, "port", id)
  2314. }
  2315. func (s *DockerSuite) TestRunTTYWithPipe(c *check.C) {
  2316. errChan := make(chan error)
  2317. go func() {
  2318. defer close(errChan)
  2319. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2320. if _, err := cmd.StdinPipe(); err != nil {
  2321. errChan <- err
  2322. return
  2323. }
  2324. expected := "the input device is not a TTY"
  2325. if runtime.GOOS == "windows" {
  2326. expected += ". If you are using mintty, try prefixing the command with 'winpty'"
  2327. }
  2328. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2329. errChan <- fmt.Errorf("run should have failed")
  2330. return
  2331. } else if !strings.Contains(out, expected) {
  2332. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2333. return
  2334. }
  2335. }()
  2336. select {
  2337. case err := <-errChan:
  2338. c.Assert(err, check.IsNil)
  2339. case <-time.After(30 * time.Second):
  2340. c.Fatal("container is running but should have failed")
  2341. }
  2342. }
  2343. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2344. addr := "00:16:3E:08:00:50"
  2345. args := []string{"run", "--mac-address", addr}
  2346. expected := addr
  2347. if daemonPlatform != "windows" {
  2348. args = append(args, "busybox", "ifconfig")
  2349. } else {
  2350. args = append(args, WindowsBaseImage, "ipconfig", "/all")
  2351. expected = strings.Replace(strings.ToUpper(addr), ":", "-", -1)
  2352. }
  2353. if out, _ := dockerCmd(c, args...); !strings.Contains(out, expected) {
  2354. c.Fatalf("Output should have contained %q: %s", expected, out)
  2355. }
  2356. }
  2357. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2358. // Not applicable on Windows as uses Unix-specific capabilities
  2359. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2360. hostNet, err := os.Readlink("/proc/1/ns/net")
  2361. if err != nil {
  2362. c.Fatal(err)
  2363. }
  2364. out, _ := dockerCmd(c, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2365. out = strings.Trim(out, "\n")
  2366. if hostNet != out {
  2367. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out)
  2368. }
  2369. out, _ = dockerCmd(c, "run", "busybox", "readlink", "/proc/self/ns/net")
  2370. out = strings.Trim(out, "\n")
  2371. if hostNet == out {
  2372. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out)
  2373. }
  2374. }
  2375. func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) {
  2376. // TODO Windows. As Windows networking evolves and converges towards
  2377. // CNM, this test may be possible to enable on Windows.
  2378. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2379. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2380. dockerCmd(c, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2381. }
  2382. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2383. // Not applicable on Windows as uses Unix-specific capabilities
  2384. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2385. hostNet, err := os.Readlink("/proc/1/ns/net")
  2386. if err != nil {
  2387. c.Fatal(err)
  2388. }
  2389. dockerCmd(c, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2390. out, _ := dockerCmd(c, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2391. out = strings.Trim(out, "\n")
  2392. if hostNet != out {
  2393. c.Fatalf("Container should have host network namespace")
  2394. }
  2395. }
  2396. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2397. // TODO Windows. This may be possible to enable in the future. However,
  2398. // Windows does not currently support --expose, or populate the network
  2399. // settings seen through inspect.
  2400. testRequires(c, DaemonIsLinux)
  2401. out, _ := dockerCmd(c, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2402. id := strings.TrimSpace(out)
  2403. portstr := inspectFieldJSON(c, id, "NetworkSettings.Ports")
  2404. var ports nat.PortMap
  2405. err := unmarshalJSON([]byte(portstr), &ports)
  2406. c.Assert(err, checker.IsNil, check.Commentf("failed to unmarshal: %v", portstr))
  2407. for port, binding := range ports {
  2408. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2409. if portnum < 3000 || portnum > 3003 {
  2410. c.Fatalf("Port %d is out of range ", portnum)
  2411. }
  2412. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2413. c.Fatal("Port is not mapped for the port "+port, out)
  2414. }
  2415. }
  2416. }
  2417. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2418. runSleepingContainer(c, "--name=testrunsetdefaultrestartpolicy")
  2419. out := inspectField(c, "testrunsetdefaultrestartpolicy", "HostConfig.RestartPolicy.Name")
  2420. if out != "no" {
  2421. c.Fatalf("Set default restart policy failed")
  2422. }
  2423. }
  2424. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2425. out, _ := dockerCmd(c, "run", "-d", "--restart=on-failure:3", "busybox", "false")
  2426. timeout := 10 * time.Second
  2427. if daemonPlatform == "windows" {
  2428. timeout = 120 * time.Second
  2429. }
  2430. id := strings.TrimSpace(string(out))
  2431. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", timeout); err != nil {
  2432. c.Fatal(err)
  2433. }
  2434. count := inspectField(c, id, "RestartCount")
  2435. if count != "3" {
  2436. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2437. }
  2438. MaximumRetryCount := inspectField(c, id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2439. if MaximumRetryCount != "3" {
  2440. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2441. }
  2442. }
  2443. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2444. dockerCmd(c, "run", "--rm", "busybox", "touch", "/file")
  2445. }
  2446. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2447. // Not applicable on Windows which does not support --read-only
  2448. testRequires(c, DaemonIsLinux)
  2449. testReadOnlyFile(c, "/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/sys/kernel", "/dev/.dont.touch.me")
  2450. }
  2451. func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) {
  2452. // Not applicable on Windows due to use of Unix specific functionality, plus
  2453. // the use of --read-only which is not supported.
  2454. // --read-only + userns has remount issues
  2455. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2456. // Ensure we have not broken writing /dev/pts
  2457. out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
  2458. if status != 0 {
  2459. c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
  2460. }
  2461. expected := "type devpts (rw,"
  2462. if !strings.Contains(string(out), expected) {
  2463. c.Fatalf("expected output to contain %s but contains %s", expected, out)
  2464. }
  2465. }
  2466. func testReadOnlyFile(c *check.C, filenames ...string) {
  2467. // Not applicable on Windows which does not support --read-only
  2468. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2469. touch := "touch " + strings.Join(filenames, " ")
  2470. out, _, err := dockerCmdWithError("run", "--read-only", "--rm", "busybox", "sh", "-c", touch)
  2471. c.Assert(err, checker.NotNil)
  2472. for _, f := range filenames {
  2473. expected := "touch: " + f + ": Read-only file system"
  2474. c.Assert(out, checker.Contains, expected)
  2475. }
  2476. out, _, err = dockerCmdWithError("run", "--read-only", "--privileged", "--rm", "busybox", "sh", "-c", touch)
  2477. c.Assert(err, checker.NotNil)
  2478. for _, f := range filenames {
  2479. expected := "touch: " + f + ": Read-only file system"
  2480. c.Assert(out, checker.Contains, expected)
  2481. }
  2482. }
  2483. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2484. // Not applicable on Windows which does not support --link
  2485. // --read-only + userns has remount issues
  2486. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2487. dockerCmd(c, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top")
  2488. out, _ := dockerCmd(c, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts")
  2489. if !strings.Contains(string(out), "testlinked") {
  2490. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2491. }
  2492. }
  2493. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDNSFlag(c *check.C) {
  2494. // Not applicable on Windows which does not support either --read-only or --dns.
  2495. // --read-only + userns has remount issues
  2496. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2497. out, _ := dockerCmd(c, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf")
  2498. if !strings.Contains(string(out), "1.1.1.1") {
  2499. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2500. }
  2501. }
  2502. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2503. // Not applicable on Windows which does not support --read-only
  2504. // --read-only + userns has remount issues
  2505. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2506. out, _ := dockerCmd(c, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts")
  2507. if !strings.Contains(string(out), "testreadonly") {
  2508. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2509. }
  2510. }
  2511. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2512. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  2513. runSleepingContainer(c, "--name=voltest", "-v", prefix+"/foo")
  2514. runSleepingContainer(c, "--name=restarter", "--volumes-from", "voltest")
  2515. // Remove the main volume container and restart the consuming container
  2516. dockerCmd(c, "rm", "-f", "voltest")
  2517. // This should not fail since the volumes-from were already applied
  2518. dockerCmd(c, "restart", "restarter")
  2519. }
  2520. // run container with --rm should remove container if exit code != 0
  2521. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2522. name := "flowers"
  2523. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2524. if err == nil {
  2525. c.Fatal("Expected docker run to fail", out, err)
  2526. }
  2527. out, err = getAllContainers()
  2528. if err != nil {
  2529. c.Fatal(out, err)
  2530. }
  2531. if out != "" {
  2532. c.Fatal("Expected not to have containers", out)
  2533. }
  2534. }
  2535. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2536. name := "sparkles"
  2537. out, _, err := dockerCmdWithError("run", "--name", name, "--rm", "busybox", "commandNotFound")
  2538. if err == nil {
  2539. c.Fatal("Expected docker run to fail", out, err)
  2540. }
  2541. out, err = getAllContainers()
  2542. if err != nil {
  2543. c.Fatal(out, err)
  2544. }
  2545. if out != "" {
  2546. c.Fatal("Expected not to have containers", out)
  2547. }
  2548. }
  2549. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2550. // Not applicable on Windows as uses Unix specific functionality
  2551. testRequires(c, DaemonIsLinux, NotUserNamespace)
  2552. name := "ibuildthecloud"
  2553. dockerCmd(c, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi")
  2554. c.Assert(waitRun(name), check.IsNil)
  2555. errchan := make(chan error)
  2556. go func() {
  2557. if out, _, err := dockerCmdWithError("kill", name); err != nil {
  2558. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2559. }
  2560. close(errchan)
  2561. }()
  2562. select {
  2563. case err := <-errchan:
  2564. c.Assert(err, check.IsNil)
  2565. case <-time.After(5 * time.Second):
  2566. c.Fatal("Kill container timed out")
  2567. }
  2568. }
  2569. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2570. // TODO Windows. This may be possible to enable once Windows supports
  2571. // memory limits on containers
  2572. testRequires(c, DaemonIsLinux)
  2573. // this memory limit is 1 byte less than the min, which is 4MB
  2574. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2575. out, _, err := dockerCmdWithError("run", "-m", "4194303", "busybox")
  2576. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2577. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2578. }
  2579. }
  2580. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2581. // Not applicable on Windows as uses Unix specific functionality
  2582. testRequires(c, DaemonIsLinux)
  2583. _, code, err := dockerCmdWithError("run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version")
  2584. if err == nil || code == 0 {
  2585. c.Fatal("standard container should not be able to write to /proc/asound")
  2586. }
  2587. }
  2588. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2589. // Not applicable on Windows as uses Unix specific functionality
  2590. testRequires(c, DaemonIsLinux)
  2591. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/timer_stats")
  2592. if code != 0 {
  2593. return
  2594. }
  2595. if err != nil {
  2596. c.Fatal(err)
  2597. }
  2598. if strings.Trim(out, "\n ") != "" {
  2599. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2600. }
  2601. }
  2602. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2603. // Not applicable on Windows as uses Unix specific functionality
  2604. testRequires(c, DaemonIsLinux)
  2605. // some kernels don't have this configured so skip the test if this file is not found
  2606. // on the host running the tests.
  2607. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2608. c.Skip("kernel doesn't have latency_stats configured")
  2609. return
  2610. }
  2611. out, code, err := dockerCmdWithError("run", "busybox", "cat", "/proc/latency_stats")
  2612. if code != 0 {
  2613. return
  2614. }
  2615. if err != nil {
  2616. c.Fatal(err)
  2617. }
  2618. if strings.Trim(out, "\n ") != "" {
  2619. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2620. }
  2621. }
  2622. func (s *DockerSuite) TestRunReadFilteredProc(c *check.C) {
  2623. // Not applicable on Windows as uses Unix specific functionality
  2624. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2625. testReadPaths := []string{
  2626. "/proc/latency_stats",
  2627. "/proc/timer_stats",
  2628. "/proc/kcore",
  2629. }
  2630. for i, filePath := range testReadPaths {
  2631. name := fmt.Sprintf("procsieve-%d", i)
  2632. shellCmd := fmt.Sprintf("exec 3<%s", filePath)
  2633. out, exitCode, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2634. if exitCode != 0 {
  2635. return
  2636. }
  2637. if err != nil {
  2638. c.Fatalf("Open FD for read should have failed with permission denied, got: %s, %v", out, err)
  2639. }
  2640. }
  2641. }
  2642. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2643. // Not applicable on Windows as uses Unix specific functionality
  2644. testRequires(c, DaemonIsLinux)
  2645. _, code, err := dockerCmdWithError("run", "-v", "/proc//sys", "busybox", "true")
  2646. if err == nil || code == 0 {
  2647. c.Fatal("container should not be able to mount into /proc")
  2648. }
  2649. }
  2650. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2651. // Not applicable on Windows as uses Unix specific functionality
  2652. testRequires(c, DaemonIsLinux)
  2653. testRequires(c, NotUserNamespace)
  2654. dockerCmd(c, "run", "-v", "/sys/fs/cgroup", "busybox", "true")
  2655. }
  2656. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2657. // Not applicable on Windows as uses Unix specific functionality
  2658. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2659. // In this test goroutines are used to run test cases in parallel to prevent the test from taking a long time to run.
  2660. errChan := make(chan error)
  2661. go func() {
  2662. name := "acidburn"
  2663. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2664. if err == nil ||
  2665. !(strings.Contains(strings.ToLower(out), "permission denied") ||
  2666. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2667. errChan <- fmt.Errorf("unshare with --mount-proc should have failed with 'permission denied' or 'operation not permitted', got: %s, %v", out, err)
  2668. } else {
  2669. errChan <- nil
  2670. }
  2671. }()
  2672. go func() {
  2673. name := "cereal"
  2674. out, _, err := dockerCmdWithError("run", "--name", name, "--security-opt", "seccomp=unconfined", "debian:jessie", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2675. if err == nil ||
  2676. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2677. strings.Contains(strings.ToLower(out), "permission denied") ||
  2678. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2679. errChan <- fmt.Errorf("unshare and mount of /proc should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2680. } else {
  2681. errChan <- nil
  2682. }
  2683. }()
  2684. /* Ensure still fails if running privileged with the default policy */
  2685. go func() {
  2686. name := "crashoverride"
  2687. 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")
  2688. if err == nil ||
  2689. !(strings.Contains(strings.ToLower(out), "mount: cannot mount none") ||
  2690. strings.Contains(strings.ToLower(out), "permission denied") ||
  2691. strings.Contains(strings.ToLower(out), "operation not permitted")) {
  2692. errChan <- fmt.Errorf("privileged unshare with apparmor should have failed with 'mount: cannot mount none' or 'permission denied', got: %s, %v", out, err)
  2693. } else {
  2694. errChan <- nil
  2695. }
  2696. }()
  2697. for i := 0; i < 3; i++ {
  2698. err := <-errChan
  2699. if err != nil {
  2700. c.Fatal(err)
  2701. }
  2702. }
  2703. }
  2704. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2705. // TODO Windows: This may be possible once Windows moves to libnetwork and CNM
  2706. testRequires(c, DaemonIsLinux)
  2707. dockerCmd(c, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top")
  2708. out, _ := dockerCmd(c, "port", "test")
  2709. out = strings.Trim(out, "\r\n")
  2710. if out != "" {
  2711. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2712. }
  2713. }
  2714. // Issue #10184.
  2715. func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  2716. // Not applicable on Windows as uses Unix specific functionality
  2717. testRequires(c, DaemonIsLinux)
  2718. const permissions = "crw-rw-rw-"
  2719. out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  2720. if status != 0 {
  2721. c.Fatalf("expected status 0, got %d", status)
  2722. }
  2723. if !strings.HasPrefix(out, permissions) {
  2724. c.Fatalf("output should begin with %q, got %q", permissions, out)
  2725. }
  2726. }
  2727. func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) {
  2728. // Not applicable on Windows as uses Unix specific functionality
  2729. testRequires(c, DaemonIsLinux)
  2730. out, _ := dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
  2731. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  2732. c.Fatalf("expected output ok received %s", actual)
  2733. }
  2734. }
  2735. // https://github.com/docker/docker/pull/14498
  2736. func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) {
  2737. prefix, slash := getPrefixAndSlashFromDaemonPlatform()
  2738. dockerCmd(c, "run", "--name", "parent", "-v", prefix+"/test", "busybox", "true")
  2739. // TODO Windows: Temporary check - remove once TP5 support is dropped
  2740. if daemonPlatform != "windows" || windowsDaemonKV >= 14350 {
  2741. dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
  2742. }
  2743. dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
  2744. if daemonPlatform != "windows" {
  2745. mRO, err := inspectMountPoint("test-volumes-1", prefix+slash+"test")
  2746. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2747. if mRO.RW {
  2748. c.Fatalf("Expected RO volume was RW")
  2749. }
  2750. }
  2751. mRW, err := inspectMountPoint("test-volumes-2", prefix+slash+"test")
  2752. c.Assert(err, checker.IsNil, check.Commentf("failed to inspect mount point"))
  2753. if !mRW.RW {
  2754. c.Fatalf("Expected RW volume was RO")
  2755. }
  2756. }
  2757. func (s *DockerSuite) TestRunWriteFilteredProc(c *check.C) {
  2758. // Not applicable on Windows as uses Unix specific functionality
  2759. testRequires(c, Apparmor, DaemonIsLinux, NotUserNamespace)
  2760. testWritePaths := []string{
  2761. /* modprobe and core_pattern should both be denied by generic
  2762. * policy of denials for /proc/sys/kernel. These files have been
  2763. * picked to be checked as they are particularly sensitive to writes */
  2764. "/proc/sys/kernel/modprobe",
  2765. "/proc/sys/kernel/core_pattern",
  2766. "/proc/sysrq-trigger",
  2767. "/proc/kcore",
  2768. }
  2769. for i, filePath := range testWritePaths {
  2770. name := fmt.Sprintf("writeprocsieve-%d", i)
  2771. shellCmd := fmt.Sprintf("exec 3>%s", filePath)
  2772. out, code, err := dockerCmdWithError("run", "--privileged", "--security-opt", "apparmor=docker-default", "--name", name, "busybox", "sh", "-c", shellCmd)
  2773. if code != 0 {
  2774. return
  2775. }
  2776. if err != nil {
  2777. c.Fatalf("Open FD for write should have failed with permission denied, got: %s, %v", out, err)
  2778. }
  2779. }
  2780. }
  2781. func (s *DockerSuite) TestRunNetworkFilesBindMount(c *check.C) {
  2782. // Not applicable on Windows as uses Unix specific functionality
  2783. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2784. expected := "test123"
  2785. filename := createTmpFile(c, expected)
  2786. defer os.Remove(filename)
  2787. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2788. for i := range nwfiles {
  2789. actual, _ := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "busybox", "cat", nwfiles[i])
  2790. if actual != expected {
  2791. c.Fatalf("expected %s be: %q, but was: %q", nwfiles[i], expected, actual)
  2792. }
  2793. }
  2794. }
  2795. func (s *DockerSuite) TestRunNetworkFilesBindMountRO(c *check.C) {
  2796. // Not applicable on Windows as uses Unix specific functionality
  2797. testRequires(c, SameHostDaemon, DaemonIsLinux)
  2798. filename := createTmpFile(c, "test123")
  2799. defer os.Remove(filename)
  2800. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2801. for i := range nwfiles {
  2802. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "busybox", "touch", nwfiles[i])
  2803. if err == nil || exitCode == 0 {
  2804. c.Fatalf("run should fail because bind mount of %s is ro: exit code %d", nwfiles[i], exitCode)
  2805. }
  2806. }
  2807. }
  2808. func (s *DockerSuite) TestRunNetworkFilesBindMountROFilesystem(c *check.C) {
  2809. // Not applicable on Windows as uses Unix specific functionality
  2810. // --read-only + userns has remount issues
  2811. testRequires(c, SameHostDaemon, DaemonIsLinux, NotUserNamespace)
  2812. filename := createTmpFile(c, "test123")
  2813. defer os.Remove(filename)
  2814. nwfiles := []string{"/etc/resolv.conf", "/etc/hosts", "/etc/hostname"}
  2815. for i := range nwfiles {
  2816. _, exitCode := dockerCmd(c, "run", "-v", filename+":"+nwfiles[i], "--read-only", "busybox", "touch", nwfiles[i])
  2817. if exitCode != 0 {
  2818. c.Fatalf("run should not fail because %s is mounted writable on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2819. }
  2820. }
  2821. for i := range nwfiles {
  2822. _, exitCode, err := dockerCmdWithError("run", "-v", filename+":"+nwfiles[i]+":ro", "--read-only", "busybox", "touch", nwfiles[i])
  2823. if err == nil || exitCode == 0 {
  2824. c.Fatalf("run should fail because %s is mounted read-only on read-only root filesystem: exit code %d", nwfiles[i], exitCode)
  2825. }
  2826. }
  2827. }
  2828. func (s *DockerTrustSuite) TestTrustedRun(c *check.C) {
  2829. // Windows does not support this functionality
  2830. testRequires(c, DaemonIsLinux)
  2831. repoName := s.setupTrustedImage(c, "trusted-run")
  2832. // Try run
  2833. runCmd := exec.Command(dockerBinary, "run", repoName)
  2834. s.trustedCmd(runCmd)
  2835. out, _, err := runCommandWithOutput(runCmd)
  2836. if err != nil {
  2837. c.Fatalf("Error running trusted run: %s\n%s\n", err, out)
  2838. }
  2839. if !strings.Contains(string(out), "Tagging") {
  2840. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2841. }
  2842. dockerCmd(c, "rmi", repoName)
  2843. // Try untrusted run to ensure we pushed the tag to the registry
  2844. runCmd = exec.Command(dockerBinary, "run", "--disable-content-trust=true", repoName)
  2845. s.trustedCmd(runCmd)
  2846. out, _, err = runCommandWithOutput(runCmd)
  2847. if err != nil {
  2848. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2849. }
  2850. if !strings.Contains(string(out), "Status: Downloaded") {
  2851. c.Fatalf("Missing expected output on trusted run with --disable-content-trust:\n%s", out)
  2852. }
  2853. }
  2854. func (s *DockerTrustSuite) TestUntrustedRun(c *check.C) {
  2855. // Windows does not support this functionality
  2856. testRequires(c, DaemonIsLinux)
  2857. repoName := fmt.Sprintf("%v/dockercliuntrusted/runtest:latest", privateRegistryURL)
  2858. // tag the image and upload it to the private registry
  2859. dockerCmd(c, "tag", "busybox", repoName)
  2860. dockerCmd(c, "push", repoName)
  2861. dockerCmd(c, "rmi", repoName)
  2862. // Try trusted run on untrusted tag
  2863. runCmd := exec.Command(dockerBinary, "run", repoName)
  2864. s.trustedCmd(runCmd)
  2865. out, _, err := runCommandWithOutput(runCmd)
  2866. if err == nil {
  2867. c.Fatalf("Error expected when running trusted run with:\n%s", out)
  2868. }
  2869. if !strings.Contains(string(out), "does not have trust data for") {
  2870. c.Fatalf("Missing expected output on trusted run:\n%s", out)
  2871. }
  2872. }
  2873. func (s *DockerTrustSuite) TestRunWhenCertExpired(c *check.C) {
  2874. // Windows does not support this functionality
  2875. testRequires(c, DaemonIsLinux)
  2876. c.Skip("Currently changes system time, causing instability")
  2877. repoName := s.setupTrustedImage(c, "trusted-run-expired")
  2878. // Certificates have 10 years of expiration
  2879. elevenYearsFromNow := time.Now().Add(time.Hour * 24 * 365 * 11)
  2880. runAtDifferentDate(elevenYearsFromNow, func() {
  2881. // Try run
  2882. runCmd := exec.Command(dockerBinary, "run", repoName)
  2883. s.trustedCmd(runCmd)
  2884. out, _, err := runCommandWithOutput(runCmd)
  2885. if err == nil {
  2886. c.Fatalf("Error running trusted run in the distant future: %s\n%s", err, out)
  2887. }
  2888. if !strings.Contains(string(out), "could not validate the path to a trusted root") {
  2889. c.Fatalf("Missing expected output on trusted run in the distant future:\n%s", out)
  2890. }
  2891. })
  2892. runAtDifferentDate(elevenYearsFromNow, func() {
  2893. // Try run
  2894. runCmd := exec.Command(dockerBinary, "run", "--disable-content-trust", repoName)
  2895. s.trustedCmd(runCmd)
  2896. out, _, err := runCommandWithOutput(runCmd)
  2897. if err != nil {
  2898. c.Fatalf("Error running untrusted run in the distant future: %s\n%s", err, out)
  2899. }
  2900. if !strings.Contains(string(out), "Status: Downloaded") {
  2901. c.Fatalf("Missing expected output on untrusted run in the distant future:\n%s", out)
  2902. }
  2903. })
  2904. }
  2905. func (s *DockerTrustSuite) TestTrustedRunFromBadTrustServer(c *check.C) {
  2906. // Windows does not support this functionality
  2907. testRequires(c, DaemonIsLinux)
  2908. repoName := fmt.Sprintf("%v/dockerclievilrun/trusted:latest", privateRegistryURL)
  2909. evilLocalConfigDir, err := ioutil.TempDir("", "evilrun-local-config-dir")
  2910. if err != nil {
  2911. c.Fatalf("Failed to create local temp dir")
  2912. }
  2913. // tag the image and upload it to the private registry
  2914. dockerCmd(c, "tag", "busybox", repoName)
  2915. pushCmd := exec.Command(dockerBinary, "push", repoName)
  2916. s.trustedCmd(pushCmd)
  2917. out, _, err := runCommandWithOutput(pushCmd)
  2918. if err != nil {
  2919. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2920. }
  2921. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2922. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2923. }
  2924. dockerCmd(c, "rmi", repoName)
  2925. // Try run
  2926. runCmd := exec.Command(dockerBinary, "run", repoName)
  2927. s.trustedCmd(runCmd)
  2928. out, _, err = runCommandWithOutput(runCmd)
  2929. if err != nil {
  2930. c.Fatalf("Error running trusted run: %s\n%s", err, out)
  2931. }
  2932. if !strings.Contains(string(out), "Tagging") {
  2933. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2934. }
  2935. dockerCmd(c, "rmi", repoName)
  2936. // Kill the notary server, start a new "evil" one.
  2937. s.not.Close()
  2938. s.not, err = newTestNotary(c)
  2939. if err != nil {
  2940. c.Fatalf("Restarting notary server failed.")
  2941. }
  2942. // In order to make an evil server, lets re-init a client (with a different trust dir) and push new data.
  2943. // tag an image and upload it to the private registry
  2944. dockerCmd(c, "--config", evilLocalConfigDir, "tag", "busybox", repoName)
  2945. // Push up to the new server
  2946. pushCmd = exec.Command(dockerBinary, "--config", evilLocalConfigDir, "push", repoName)
  2947. s.trustedCmd(pushCmd)
  2948. out, _, err = runCommandWithOutput(pushCmd)
  2949. if err != nil {
  2950. c.Fatalf("Error running trusted push: %s\n%s", err, out)
  2951. }
  2952. if !strings.Contains(string(out), "Signing and pushing trust metadata") {
  2953. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2954. }
  2955. // Now, try running with the original client from this new trust server. This should fallback to our cached timestamp and metadata.
  2956. runCmd = exec.Command(dockerBinary, "run", repoName)
  2957. s.trustedCmd(runCmd)
  2958. out, _, err = runCommandWithOutput(runCmd)
  2959. if err != nil {
  2960. c.Fatalf("Error falling back to cached trust data: %s\n%s", err, out)
  2961. }
  2962. if !strings.Contains(string(out), "Error while downloading remote metadata, using cached timestamp") {
  2963. c.Fatalf("Missing expected output on trusted push:\n%s", out)
  2964. }
  2965. }
  2966. func (s *DockerSuite) TestPtraceContainerProcsFromHost(c *check.C) {
  2967. // Not applicable on Windows as uses Unix specific functionality
  2968. testRequires(c, DaemonIsLinux, SameHostDaemon)
  2969. out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
  2970. id := strings.TrimSpace(out)
  2971. c.Assert(waitRun(id), check.IsNil)
  2972. pid1 := inspectField(c, id, "State.Pid")
  2973. _, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2974. if err != nil {
  2975. c.Fatal(err)
  2976. }
  2977. }
  2978. func (s *DockerSuite) TestAppArmorDeniesPtrace(c *check.C) {
  2979. // Not applicable on Windows as uses Unix specific functionality
  2980. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotGCCGO)
  2981. // Run through 'sh' so we are NOT pid 1. Pid 1 may be able to trace
  2982. // itself, but pid>1 should not be able to trace pid1.
  2983. _, exitCode, _ := dockerCmdWithError("run", "busybox", "sh", "-c", "sh -c readlink /proc/1/ns/net")
  2984. if exitCode == 0 {
  2985. c.Fatal("ptrace was not successfully restricted by AppArmor")
  2986. }
  2987. }
  2988. func (s *DockerSuite) TestAppArmorTraceSelf(c *check.C) {
  2989. // Not applicable on Windows as uses Unix specific functionality
  2990. testRequires(c, DaemonIsLinux, SameHostDaemon, Apparmor)
  2991. _, exitCode, _ := dockerCmdWithError("run", "busybox", "readlink", "/proc/1/ns/net")
  2992. if exitCode != 0 {
  2993. c.Fatal("ptrace of self failed.")
  2994. }
  2995. }
  2996. func (s *DockerSuite) TestAppArmorDeniesChmodProc(c *check.C) {
  2997. // Not applicable on Windows as uses Unix specific functionality
  2998. testRequires(c, SameHostDaemon, Apparmor, DaemonIsLinux, NotUserNamespace)
  2999. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "744", "/proc/cpuinfo")
  3000. if exitCode == 0 {
  3001. // If our test failed, attempt to repair the host system...
  3002. _, exitCode, _ := dockerCmdWithError("run", "busybox", "chmod", "444", "/proc/cpuinfo")
  3003. if exitCode == 0 {
  3004. c.Fatal("AppArmor was unsuccessful in prohibiting chmod of /proc/* files.")
  3005. }
  3006. }
  3007. }
  3008. func (s *DockerSuite) TestRunCapAddSYSTIME(c *check.C) {
  3009. // Not applicable on Windows as uses Unix specific functionality
  3010. testRequires(c, DaemonIsLinux)
  3011. dockerCmd(c, "run", "--cap-drop=ALL", "--cap-add=SYS_TIME", "busybox", "sh", "-c", "grep ^CapEff /proc/self/status | sed 's/^CapEff:\t//' | grep ^0000000002000000$")
  3012. }
  3013. // run create container failed should clean up the container
  3014. func (s *DockerSuite) TestRunCreateContainerFailedCleanUp(c *check.C) {
  3015. // TODO Windows. This may be possible to enable once link is supported
  3016. testRequires(c, DaemonIsLinux)
  3017. name := "unique_name"
  3018. _, _, err := dockerCmdWithError("run", "--name", name, "--link", "nothing:nothing", "busybox")
  3019. c.Assert(err, check.NotNil, check.Commentf("Expected docker run to fail!"))
  3020. containerID, err := inspectFieldWithError(name, "Id")
  3021. c.Assert(err, checker.NotNil, check.Commentf("Expected not to have this container: %s!", containerID))
  3022. c.Assert(containerID, check.Equals, "", check.Commentf("Expected not to have this container: %s!", containerID))
  3023. }
  3024. func (s *DockerSuite) TestRunNamedVolume(c *check.C) {
  3025. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3026. testRequires(c, DaemonIsLinux)
  3027. dockerCmd(c, "run", "--name=test", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "echo hello > "+prefix+"/foo/bar")
  3028. out, _ := dockerCmd(c, "run", "--volumes-from", "test", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  3029. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3030. out, _ = dockerCmd(c, "run", "-v", "testing:"+prefix+"/foo", "busybox", "sh", "-c", "cat "+prefix+"/foo/bar")
  3031. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3032. }
  3033. func (s *DockerSuite) TestRunWithUlimits(c *check.C) {
  3034. // Not applicable on Windows as uses Unix specific functionality
  3035. testRequires(c, DaemonIsLinux)
  3036. out, _ := dockerCmd(c, "run", "--name=testulimits", "--ulimit", "nofile=42", "busybox", "/bin/sh", "-c", "ulimit -n")
  3037. ul := strings.TrimSpace(out)
  3038. if ul != "42" {
  3039. c.Fatalf("expected `ulimit -n` to be 42, got %s", ul)
  3040. }
  3041. }
  3042. func (s *DockerSuite) TestRunContainerWithCgroupParent(c *check.C) {
  3043. // Not applicable on Windows as uses Unix specific functionality
  3044. testRequires(c, DaemonIsLinux)
  3045. cgroupParent := "test"
  3046. name := "cgroup-test"
  3047. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3048. if err != nil {
  3049. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3050. }
  3051. cgroupPaths := parseCgroupPaths(string(out))
  3052. if len(cgroupPaths) == 0 {
  3053. c.Fatalf("unexpected output - %q", string(out))
  3054. }
  3055. id, err := getIDByName(name)
  3056. c.Assert(err, check.IsNil)
  3057. expectedCgroup := path.Join(cgroupParent, id)
  3058. found := false
  3059. for _, path := range cgroupPaths {
  3060. if strings.HasSuffix(path, expectedCgroup) {
  3061. found = true
  3062. break
  3063. }
  3064. }
  3065. if !found {
  3066. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3067. }
  3068. }
  3069. func (s *DockerSuite) TestRunContainerWithCgroupParentAbsPath(c *check.C) {
  3070. // Not applicable on Windows as uses Unix specific functionality
  3071. testRequires(c, DaemonIsLinux)
  3072. cgroupParent := "/cgroup-parent/test"
  3073. name := "cgroup-test"
  3074. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3075. if err != nil {
  3076. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3077. }
  3078. cgroupPaths := parseCgroupPaths(string(out))
  3079. if len(cgroupPaths) == 0 {
  3080. c.Fatalf("unexpected output - %q", string(out))
  3081. }
  3082. id, err := getIDByName(name)
  3083. c.Assert(err, check.IsNil)
  3084. expectedCgroup := path.Join(cgroupParent, id)
  3085. found := false
  3086. for _, path := range cgroupPaths {
  3087. if strings.HasSuffix(path, expectedCgroup) {
  3088. found = true
  3089. break
  3090. }
  3091. }
  3092. if !found {
  3093. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3094. }
  3095. }
  3096. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  3097. func (s *DockerSuite) TestRunInvalidCgroupParent(c *check.C) {
  3098. // Not applicable on Windows as uses Unix specific functionality
  3099. testRequires(c, DaemonIsLinux)
  3100. cgroupParent := "../../../../../../../../SHOULD_NOT_EXIST"
  3101. cleanCgroupParent := "SHOULD_NOT_EXIST"
  3102. name := "cgroup-invalid-test"
  3103. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3104. if err != nil {
  3105. // XXX: This may include a daemon crash.
  3106. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3107. }
  3108. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3109. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3110. c.Fatalf("SECURITY: --cgroup-parent with ../../ relative paths cause files to be created in the host (this is bad) !!")
  3111. }
  3112. cgroupPaths := parseCgroupPaths(string(out))
  3113. if len(cgroupPaths) == 0 {
  3114. c.Fatalf("unexpected output - %q", string(out))
  3115. }
  3116. id, err := getIDByName(name)
  3117. c.Assert(err, check.IsNil)
  3118. expectedCgroup := path.Join(cleanCgroupParent, id)
  3119. found := false
  3120. for _, path := range cgroupPaths {
  3121. if strings.HasSuffix(path, expectedCgroup) {
  3122. found = true
  3123. break
  3124. }
  3125. }
  3126. if !found {
  3127. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3128. }
  3129. }
  3130. // TestRunInvalidCgroupParent checks that a specially-crafted cgroup parent doesn't cause Docker to crash or start modifying /.
  3131. func (s *DockerSuite) TestRunAbsoluteInvalidCgroupParent(c *check.C) {
  3132. // Not applicable on Windows as uses Unix specific functionality
  3133. testRequires(c, DaemonIsLinux)
  3134. cgroupParent := "/../../../../../../../../SHOULD_NOT_EXIST"
  3135. cleanCgroupParent := "/SHOULD_NOT_EXIST"
  3136. name := "cgroup-absolute-invalid-test"
  3137. out, _, err := dockerCmdWithError("run", "--cgroup-parent", cgroupParent, "--name", name, "busybox", "cat", "/proc/self/cgroup")
  3138. if err != nil {
  3139. // XXX: This may include a daemon crash.
  3140. c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err)
  3141. }
  3142. // We expect "/SHOULD_NOT_EXIST" to not exist. If not, we have a security issue.
  3143. if _, err := os.Stat("/SHOULD_NOT_EXIST"); err == nil || !os.IsNotExist(err) {
  3144. c.Fatalf("SECURITY: --cgroup-parent with /../../ garbage paths cause files to be created in the host (this is bad) !!")
  3145. }
  3146. cgroupPaths := parseCgroupPaths(string(out))
  3147. if len(cgroupPaths) == 0 {
  3148. c.Fatalf("unexpected output - %q", string(out))
  3149. }
  3150. id, err := getIDByName(name)
  3151. c.Assert(err, check.IsNil)
  3152. expectedCgroup := path.Join(cleanCgroupParent, id)
  3153. found := false
  3154. for _, path := range cgroupPaths {
  3155. if strings.HasSuffix(path, expectedCgroup) {
  3156. found = true
  3157. break
  3158. }
  3159. }
  3160. if !found {
  3161. c.Fatalf("unexpected cgroup paths. Expected at least one cgroup path to have suffix %q. Cgroup Paths: %v", expectedCgroup, cgroupPaths)
  3162. }
  3163. }
  3164. func (s *DockerSuite) TestRunContainerWithCgroupMountRO(c *check.C) {
  3165. // Not applicable on Windows as uses Unix specific functionality
  3166. // --read-only + userns has remount issues
  3167. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3168. filename := "/sys/fs/cgroup/devices/test123"
  3169. out, _, err := dockerCmdWithError("run", "busybox", "touch", filename)
  3170. if err == nil {
  3171. c.Fatal("expected cgroup mount point to be read-only, touch file should fail")
  3172. }
  3173. expected := "Read-only file system"
  3174. if !strings.Contains(out, expected) {
  3175. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  3176. }
  3177. }
  3178. func (s *DockerSuite) TestRunContainerNetworkModeToSelf(c *check.C) {
  3179. // Not applicable on Windows which does not support --net=container
  3180. testRequires(c, DaemonIsLinux)
  3181. out, _, err := dockerCmdWithError("run", "--name=me", "--net=container:me", "busybox", "true")
  3182. if err == nil || !strings.Contains(out, "cannot join own network") {
  3183. c.Fatalf("using container net mode to self should result in an error\nerr: %q\nout: %s", err, out)
  3184. }
  3185. }
  3186. func (s *DockerSuite) TestRunContainerNetModeWithDNSMacHosts(c *check.C) {
  3187. // Not applicable on Windows which does not support --net=container
  3188. testRequires(c, DaemonIsLinux)
  3189. out, _, err := dockerCmdWithError("run", "-d", "--name", "parent", "busybox", "top")
  3190. if err != nil {
  3191. c.Fatalf("failed to run container: %v, output: %q", err, out)
  3192. }
  3193. out, _, err = dockerCmdWithError("run", "--dns", "1.2.3.4", "--net=container:parent", "busybox")
  3194. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkAndDNS.Error()) {
  3195. c.Fatalf("run --net=container with --dns should error out")
  3196. }
  3197. out, _, err = dockerCmdWithError("run", "--mac-address", "92:d0:c6:0a:29:33", "--net=container:parent", "busybox")
  3198. if err == nil || !strings.Contains(out, runconfig.ErrConflictContainerNetworkAndMac.Error()) {
  3199. c.Fatalf("run --net=container with --mac-address should error out")
  3200. }
  3201. out, _, err = dockerCmdWithError("run", "--add-host", "test:192.168.2.109", "--net=container:parent", "busybox")
  3202. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkHosts.Error()) {
  3203. c.Fatalf("run --net=container with --add-host should error out")
  3204. }
  3205. }
  3206. func (s *DockerSuite) TestRunContainerNetModeWithExposePort(c *check.C) {
  3207. // Not applicable on Windows which does not support --net=container
  3208. testRequires(c, DaemonIsLinux)
  3209. dockerCmd(c, "run", "-d", "--name", "parent", "busybox", "top")
  3210. out, _, err := dockerCmdWithError("run", "-p", "5000:5000", "--net=container:parent", "busybox")
  3211. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3212. c.Fatalf("run --net=container with -p should error out")
  3213. }
  3214. out, _, err = dockerCmdWithError("run", "-P", "--net=container:parent", "busybox")
  3215. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkPublishPorts.Error()) {
  3216. c.Fatalf("run --net=container with -P should error out")
  3217. }
  3218. out, _, err = dockerCmdWithError("run", "--expose", "5000", "--net=container:parent", "busybox")
  3219. if err == nil || !strings.Contains(out, runconfig.ErrConflictNetworkExposePorts.Error()) {
  3220. c.Fatalf("run --net=container with --expose should error out")
  3221. }
  3222. }
  3223. func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
  3224. // Not applicable on Windows which does not support --net=container or --link
  3225. testRequires(c, DaemonIsLinux)
  3226. dockerCmd(c, "run", "--name", "test", "-d", "busybox", "top")
  3227. dockerCmd(c, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
  3228. dockerCmd(c, "run", "-d", "--link=parent:parent", "busybox", "top")
  3229. dockerCmd(c, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
  3230. dockerCmd(c, "run", "-d", "--link=child:child", "busybox", "top")
  3231. }
  3232. func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
  3233. // TODO Windows: This may be possible to convert.
  3234. testRequires(c, DaemonIsLinux)
  3235. out, _ := dockerCmd(c, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  3236. var (
  3237. count = 0
  3238. parts = strings.Split(out, "\n")
  3239. )
  3240. for _, l := range parts {
  3241. if l != "" {
  3242. count++
  3243. }
  3244. }
  3245. if count != 1 {
  3246. c.Fatalf("Wrong interface count in container %d", count)
  3247. }
  3248. if !strings.HasPrefix(out, "1: lo") {
  3249. c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  3250. }
  3251. }
  3252. // Issue #4681
  3253. func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
  3254. if daemonPlatform == "windows" {
  3255. dockerCmd(c, "run", "--net=none", WindowsBaseImage, "ping", "-n", "1", "127.0.0.1")
  3256. } else {
  3257. dockerCmd(c, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  3258. }
  3259. }
  3260. func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
  3261. // Windows does not support --net=container
  3262. testRequires(c, DaemonIsLinux, ExecSupport)
  3263. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "busybox", "top")
  3264. out, _ := dockerCmd(c, "exec", "parent", "cat", "/etc/hostname")
  3265. out1, _ := dockerCmd(c, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
  3266. if out1 != out {
  3267. c.Fatal("containers with shared net namespace should have same hostname")
  3268. }
  3269. }
  3270. func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  3271. // TODO Windows: Network settings are not currently propagated. This may
  3272. // be resolved in the future with the move to libnetwork and CNM.
  3273. testRequires(c, DaemonIsLinux)
  3274. out, _ := dockerCmd(c, "run", "-d", "--net=none", "busybox", "top")
  3275. id := strings.TrimSpace(out)
  3276. res := inspectField(c, id, "NetworkSettings.Networks.none.IPAddress")
  3277. if res != "" {
  3278. c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  3279. }
  3280. }
  3281. func (s *DockerSuite) TestTwoContainersInNetHost(c *check.C) {
  3282. // Not applicable as Windows does not support --net=host
  3283. testRequires(c, DaemonIsLinux, NotUserNamespace, NotUserNamespace)
  3284. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3285. dockerCmd(c, "run", "-d", "--net=host", "--name=second", "busybox", "top")
  3286. dockerCmd(c, "stop", "first")
  3287. dockerCmd(c, "stop", "second")
  3288. }
  3289. func (s *DockerSuite) TestContainersInUserDefinedNetwork(c *check.C) {
  3290. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3291. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork")
  3292. dockerCmd(c, "run", "-d", "--net=testnetwork", "--name=first", "busybox", "top")
  3293. c.Assert(waitRun("first"), check.IsNil)
  3294. dockerCmd(c, "run", "-t", "--net=testnetwork", "--name=second", "busybox", "ping", "-c", "1", "first")
  3295. }
  3296. func (s *DockerSuite) TestContainersInMultipleNetworks(c *check.C) {
  3297. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3298. // Create 2 networks using bridge driver
  3299. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3300. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3301. // Run and connect containers to testnetwork1
  3302. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3303. c.Assert(waitRun("first"), check.IsNil)
  3304. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3305. c.Assert(waitRun("second"), check.IsNil)
  3306. // Check connectivity between containers in testnetwork2
  3307. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3308. // Connect containers to testnetwork2
  3309. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3310. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3311. // Check connectivity between containers
  3312. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3313. }
  3314. func (s *DockerSuite) TestContainersNetworkIsolation(c *check.C) {
  3315. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3316. // Create 2 networks using bridge driver
  3317. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3318. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3319. // Run 1 container in testnetwork1 and another in testnetwork2
  3320. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3321. c.Assert(waitRun("first"), check.IsNil)
  3322. dockerCmd(c, "run", "-d", "--net=testnetwork2", "--name=second", "busybox", "top")
  3323. c.Assert(waitRun("second"), check.IsNil)
  3324. // Check Isolation between containers : ping must fail
  3325. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3326. c.Assert(err, check.NotNil)
  3327. // Connect first container to testnetwork2
  3328. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3329. // ping must succeed now
  3330. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3331. c.Assert(err, check.IsNil)
  3332. // Disconnect first container from testnetwork2
  3333. dockerCmd(c, "network", "disconnect", "testnetwork2", "first")
  3334. // ping must fail again
  3335. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second")
  3336. c.Assert(err, check.NotNil)
  3337. }
  3338. func (s *DockerSuite) TestNetworkRmWithActiveContainers(c *check.C) {
  3339. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3340. // Create 2 networks using bridge driver
  3341. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3342. // Run and connect containers to testnetwork1
  3343. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3344. c.Assert(waitRun("first"), check.IsNil)
  3345. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3346. c.Assert(waitRun("second"), check.IsNil)
  3347. // Network delete with active containers must fail
  3348. _, _, err := dockerCmdWithError("network", "rm", "testnetwork1")
  3349. c.Assert(err, check.NotNil)
  3350. dockerCmd(c, "stop", "first")
  3351. _, _, err = dockerCmdWithError("network", "rm", "testnetwork1")
  3352. c.Assert(err, check.NotNil)
  3353. }
  3354. func (s *DockerSuite) TestContainerRestartInMultipleNetworks(c *check.C) {
  3355. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  3356. // Create 2 networks using bridge driver
  3357. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3358. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork2")
  3359. // Run and connect containers to testnetwork1
  3360. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=first", "busybox", "top")
  3361. c.Assert(waitRun("first"), check.IsNil)
  3362. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3363. c.Assert(waitRun("second"), check.IsNil)
  3364. // Check connectivity between containers in testnetwork2
  3365. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3366. // Connect containers to testnetwork2
  3367. dockerCmd(c, "network", "connect", "testnetwork2", "first")
  3368. dockerCmd(c, "network", "connect", "testnetwork2", "second")
  3369. // Check connectivity between containers
  3370. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3371. // Stop second container and test ping failures on both networks
  3372. dockerCmd(c, "stop", "second")
  3373. _, _, err := dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3374. c.Assert(err, check.NotNil)
  3375. _, _, err = dockerCmdWithError("exec", "first", "ping", "-c", "1", "second.testnetwork2")
  3376. c.Assert(err, check.NotNil)
  3377. // Start second container and connectivity must be restored on both networks
  3378. dockerCmd(c, "start", "second")
  3379. dockerCmd(c, "exec", "first", "ping", "-c", "1", "second.testnetwork1")
  3380. dockerCmd(c, "exec", "second", "ping", "-c", "1", "first.testnetwork2")
  3381. }
  3382. func (s *DockerSuite) TestContainerWithConflictingHostNetworks(c *check.C) {
  3383. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3384. // Run a container with --net=host
  3385. dockerCmd(c, "run", "-d", "--net=host", "--name=first", "busybox", "top")
  3386. c.Assert(waitRun("first"), check.IsNil)
  3387. // Create a network using bridge driver
  3388. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3389. // Connecting to the user defined network must fail
  3390. _, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3391. c.Assert(err, check.NotNil)
  3392. }
  3393. func (s *DockerSuite) TestContainerWithConflictingSharedNetwork(c *check.C) {
  3394. testRequires(c, DaemonIsLinux)
  3395. dockerCmd(c, "run", "-d", "--name=first", "busybox", "top")
  3396. c.Assert(waitRun("first"), check.IsNil)
  3397. // Run second container in first container's network namespace
  3398. dockerCmd(c, "run", "-d", "--net=container:first", "--name=second", "busybox", "top")
  3399. c.Assert(waitRun("second"), check.IsNil)
  3400. // Create a network using bridge driver
  3401. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3402. // Connecting to the user defined network must fail
  3403. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "second")
  3404. c.Assert(err, check.NotNil)
  3405. c.Assert(out, checker.Contains, runconfig.ErrConflictSharedNetwork.Error())
  3406. }
  3407. func (s *DockerSuite) TestContainerWithConflictingNoneNetwork(c *check.C) {
  3408. testRequires(c, DaemonIsLinux)
  3409. dockerCmd(c, "run", "-d", "--net=none", "--name=first", "busybox", "top")
  3410. c.Assert(waitRun("first"), check.IsNil)
  3411. // Create a network using bridge driver
  3412. dockerCmd(c, "network", "create", "-d", "bridge", "testnetwork1")
  3413. // Connecting to the user defined network must fail
  3414. out, _, err := dockerCmdWithError("network", "connect", "testnetwork1", "first")
  3415. c.Assert(err, check.NotNil)
  3416. c.Assert(out, checker.Contains, runconfig.ErrConflictNoNetwork.Error())
  3417. // create a container connected to testnetwork1
  3418. dockerCmd(c, "run", "-d", "--net=testnetwork1", "--name=second", "busybox", "top")
  3419. c.Assert(waitRun("second"), check.IsNil)
  3420. // Connect second container to none network. it must fail as well
  3421. _, _, err = dockerCmdWithError("network", "connect", "none", "second")
  3422. c.Assert(err, check.NotNil)
  3423. }
  3424. // #11957 - stdin with no tty does not exit if stdin is not closed even though container exited
  3425. func (s *DockerSuite) TestRunStdinBlockedAfterContainerExit(c *check.C) {
  3426. cmd := exec.Command(dockerBinary, "run", "-i", "--name=test", "busybox", "true")
  3427. in, err := cmd.StdinPipe()
  3428. c.Assert(err, check.IsNil)
  3429. defer in.Close()
  3430. stdout := bytes.NewBuffer(nil)
  3431. cmd.Stdout = stdout
  3432. cmd.Stderr = stdout
  3433. c.Assert(cmd.Start(), check.IsNil)
  3434. waitChan := make(chan error)
  3435. go func() {
  3436. waitChan <- cmd.Wait()
  3437. }()
  3438. select {
  3439. case err := <-waitChan:
  3440. c.Assert(err, check.IsNil, check.Commentf(stdout.String()))
  3441. case <-time.After(30 * time.Second):
  3442. c.Fatal("timeout waiting for command to exit")
  3443. }
  3444. }
  3445. func (s *DockerSuite) TestRunWrongCpusetCpusFlagValue(c *check.C) {
  3446. // TODO Windows: This needs validation (error out) in the daemon.
  3447. testRequires(c, DaemonIsLinux)
  3448. out, exitCode, err := dockerCmdWithError("run", "--cpuset-cpus", "1-10,11--", "busybox", "true")
  3449. c.Assert(err, check.NotNil)
  3450. expected := "Error response from daemon: Invalid value 1-10,11-- for cpuset cpus.\n"
  3451. if !(strings.Contains(out, expected) || exitCode == 125) {
  3452. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3453. }
  3454. }
  3455. func (s *DockerSuite) TestRunWrongCpusetMemsFlagValue(c *check.C) {
  3456. // TODO Windows: This needs validation (error out) in the daemon.
  3457. testRequires(c, DaemonIsLinux)
  3458. out, exitCode, err := dockerCmdWithError("run", "--cpuset-mems", "1-42--", "busybox", "true")
  3459. c.Assert(err, check.NotNil)
  3460. expected := "Error response from daemon: Invalid value 1-42-- for cpuset mems.\n"
  3461. if !(strings.Contains(out, expected) || exitCode == 125) {
  3462. c.Fatalf("Expected output to contain %q with exitCode 125, got out: %q exitCode: %v", expected, out, exitCode)
  3463. }
  3464. }
  3465. // TestRunNonExecutableCmd checks that 'docker run busybox foo' exits with error code 127'
  3466. func (s *DockerSuite) TestRunNonExecutableCmd(c *check.C) {
  3467. name := "testNonExecutableCmd"
  3468. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "foo")
  3469. _, exit, _ := runCommandWithOutput(runCmd)
  3470. stateExitCode := findContainerExitCode(c, name)
  3471. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3472. c.Fatalf("Run non-executable command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3473. }
  3474. }
  3475. // TestRunNonExistingCmd checks that 'docker run busybox /bin/foo' exits with code 127.
  3476. func (s *DockerSuite) TestRunNonExistingCmd(c *check.C) {
  3477. name := "testNonExistingCmd"
  3478. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/bin/foo")
  3479. _, exit, _ := runCommandWithOutput(runCmd)
  3480. stateExitCode := findContainerExitCode(c, name)
  3481. if !(exit == 127 && strings.Contains(stateExitCode, "127")) {
  3482. c.Fatalf("Run non-existing command should have errored with exit code 127, but we got exit: %d, State.ExitCode: %s", exit, stateExitCode)
  3483. }
  3484. }
  3485. // TestCmdCannotBeInvoked checks that 'docker run busybox /etc' exits with 126, or
  3486. // 127 on Windows. The difference is that in Windows, the container must be started
  3487. // as that's when the check is made (and yes, by its design...)
  3488. func (s *DockerSuite) TestCmdCannotBeInvoked(c *check.C) {
  3489. expected := 126
  3490. if daemonPlatform == "windows" {
  3491. expected = 127
  3492. }
  3493. name := "testCmdCannotBeInvoked"
  3494. runCmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "/etc")
  3495. _, exit, _ := runCommandWithOutput(runCmd)
  3496. stateExitCode := findContainerExitCode(c, name)
  3497. if !(exit == expected && strings.Contains(stateExitCode, strconv.Itoa(expected))) {
  3498. 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)
  3499. }
  3500. }
  3501. // TestRunNonExistingImage checks that 'docker run foo' exits with error msg 125 and contains 'Unable to find image'
  3502. func (s *DockerSuite) TestRunNonExistingImage(c *check.C) {
  3503. runCmd := exec.Command(dockerBinary, "run", "foo")
  3504. out, exit, err := runCommandWithOutput(runCmd)
  3505. if !(err != nil && exit == 125 && strings.Contains(out, "Unable to find image")) {
  3506. 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)
  3507. }
  3508. }
  3509. // TestDockerFails checks that 'docker run -foo busybox' exits with 125 to signal docker run failed
  3510. func (s *DockerSuite) TestDockerFails(c *check.C) {
  3511. runCmd := exec.Command(dockerBinary, "run", "-foo", "busybox")
  3512. out, exit, err := runCommandWithOutput(runCmd)
  3513. if !(err != nil && exit == 125) {
  3514. c.Fatalf("Docker run with flag not defined should exit with 125, but we got out: %s, exit: %d, err: %s", out, exit, err)
  3515. }
  3516. }
  3517. // TestRunInvalidReference invokes docker run with a bad reference.
  3518. func (s *DockerSuite) TestRunInvalidReference(c *check.C) {
  3519. out, exit, _ := dockerCmdWithError("run", "busybox@foo")
  3520. if exit == 0 {
  3521. c.Fatalf("expected non-zero exist code; received %d", exit)
  3522. }
  3523. if !strings.Contains(out, "Error parsing reference") {
  3524. c.Fatalf(`Expected "Error parsing reference" in output; got: %s`, out)
  3525. }
  3526. }
  3527. // Test fix for issue #17854
  3528. func (s *DockerSuite) TestRunInitLayerPathOwnership(c *check.C) {
  3529. // Not applicable on Windows as it does not support Linux uid/gid ownership
  3530. testRequires(c, DaemonIsLinux)
  3531. name := "testetcfileownership"
  3532. _, err := buildImage(name,
  3533. `FROM busybox
  3534. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  3535. RUN echo 'dockerio:x:1001:' >> /etc/group
  3536. RUN chown dockerio:dockerio /etc`,
  3537. true)
  3538. if err != nil {
  3539. c.Fatal(err)
  3540. }
  3541. // Test that dockerio ownership of /etc is retained at runtime
  3542. out, _ := dockerCmd(c, "run", "--rm", name, "stat", "-c", "%U:%G", "/etc")
  3543. out = strings.TrimSpace(out)
  3544. if out != "dockerio:dockerio" {
  3545. c.Fatalf("Wrong /etc ownership: expected dockerio:dockerio, got %q", out)
  3546. }
  3547. }
  3548. func (s *DockerSuite) TestRunWithOomScoreAdj(c *check.C) {
  3549. testRequires(c, DaemonIsLinux)
  3550. expected := "642"
  3551. out, _ := dockerCmd(c, "run", "--oom-score-adj", expected, "busybox", "cat", "/proc/self/oom_score_adj")
  3552. oomScoreAdj := strings.TrimSpace(out)
  3553. if oomScoreAdj != "642" {
  3554. c.Fatalf("Expected oom_score_adj set to %q, got %q instead", expected, oomScoreAdj)
  3555. }
  3556. }
  3557. func (s *DockerSuite) TestRunWithOomScoreAdjInvalidRange(c *check.C) {
  3558. testRequires(c, DaemonIsLinux)
  3559. out, _, err := dockerCmdWithError("run", "--oom-score-adj", "1001", "busybox", "true")
  3560. c.Assert(err, check.NotNil)
  3561. expected := "Invalid value 1001, range for oom score adj is [-1000, 1000]."
  3562. if !strings.Contains(out, expected) {
  3563. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3564. }
  3565. out, _, err = dockerCmdWithError("run", "--oom-score-adj", "-1001", "busybox", "true")
  3566. c.Assert(err, check.NotNil)
  3567. expected = "Invalid value -1001, range for oom score adj is [-1000, 1000]."
  3568. if !strings.Contains(out, expected) {
  3569. c.Fatalf("Expected output to contain %q, got %q instead", expected, out)
  3570. }
  3571. }
  3572. func (s *DockerSuite) TestRunVolumesMountedAsShared(c *check.C) {
  3573. // Volume propagation is linux only. Also it creates directories for
  3574. // bind mounting, so needs to be same host.
  3575. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3576. // Prepare a source directory to bind mount
  3577. tmpDir, err := ioutil.TempDir("", "volume-source")
  3578. if err != nil {
  3579. c.Fatal(err)
  3580. }
  3581. defer os.RemoveAll(tmpDir)
  3582. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3583. c.Fatal(err)
  3584. }
  3585. // Convert this directory into a shared mount point so that we do
  3586. // not rely on propagation properties of parent mount.
  3587. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3588. if _, err = runCommand(cmd); err != nil {
  3589. c.Fatal(err)
  3590. }
  3591. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3592. if _, err = runCommand(cmd); err != nil {
  3593. c.Fatal(err)
  3594. }
  3595. dockerCmd(c, "run", "--privileged", "-v", fmt.Sprintf("%s:/volume-dest:shared", tmpDir), "busybox", "mount", "--bind", "/volume-dest/mnt1", "/volume-dest/mnt1")
  3596. // Make sure a bind mount under a shared volume propagated to host.
  3597. if mounted, _ := mount.Mounted(path.Join(tmpDir, "mnt1")); !mounted {
  3598. c.Fatalf("Bind mount under shared volume did not propagate to host")
  3599. }
  3600. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3601. }
  3602. func (s *DockerSuite) TestRunVolumesMountedAsSlave(c *check.C) {
  3603. // Volume propagation is linux only. Also it creates directories for
  3604. // bind mounting, so needs to be same host.
  3605. testRequires(c, DaemonIsLinux, SameHostDaemon, NotUserNamespace)
  3606. // Prepare a source directory to bind mount
  3607. tmpDir, err := ioutil.TempDir("", "volume-source")
  3608. if err != nil {
  3609. c.Fatal(err)
  3610. }
  3611. defer os.RemoveAll(tmpDir)
  3612. if err := os.Mkdir(path.Join(tmpDir, "mnt1"), 0755); err != nil {
  3613. c.Fatal(err)
  3614. }
  3615. // Prepare a source directory with file in it. We will bind mount this
  3616. // direcotry and see if file shows up.
  3617. tmpDir2, err := ioutil.TempDir("", "volume-source2")
  3618. if err != nil {
  3619. c.Fatal(err)
  3620. }
  3621. defer os.RemoveAll(tmpDir2)
  3622. if err := ioutil.WriteFile(path.Join(tmpDir2, "slave-testfile"), []byte("Test"), 0644); err != nil {
  3623. c.Fatal(err)
  3624. }
  3625. // Convert this directory into a shared mount point so that we do
  3626. // not rely on propagation properties of parent mount.
  3627. cmd := exec.Command("mount", "--bind", tmpDir, tmpDir)
  3628. if _, err = runCommand(cmd); err != nil {
  3629. c.Fatal(err)
  3630. }
  3631. cmd = exec.Command("mount", "--make-private", "--make-shared", tmpDir)
  3632. if _, err = runCommand(cmd); err != nil {
  3633. c.Fatal(err)
  3634. }
  3635. dockerCmd(c, "run", "-i", "-d", "--name", "parent", "-v", fmt.Sprintf("%s:/volume-dest:slave", tmpDir), "busybox", "top")
  3636. // Bind mount tmpDir2/ onto tmpDir/mnt1. If mount propagates inside
  3637. // container then contents of tmpDir2/slave-testfile should become
  3638. // visible at "/volume-dest/mnt1/slave-testfile"
  3639. cmd = exec.Command("mount", "--bind", tmpDir2, path.Join(tmpDir, "mnt1"))
  3640. if _, err = runCommand(cmd); err != nil {
  3641. c.Fatal(err)
  3642. }
  3643. out, _ := dockerCmd(c, "exec", "parent", "cat", "/volume-dest/mnt1/slave-testfile")
  3644. mount.Unmount(path.Join(tmpDir, "mnt1"))
  3645. if out != "Test" {
  3646. c.Fatalf("Bind mount under slave volume did not propagate to container")
  3647. }
  3648. }
  3649. func (s *DockerSuite) TestRunNamedVolumesMountedAsShared(c *check.C) {
  3650. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3651. out, exitcode, _ := dockerCmdWithError("run", "-v", "foo:/test:shared", "busybox", "touch", "/test/somefile")
  3652. if exitcode == 0 {
  3653. c.Fatalf("expected non-zero exit code; received %d", exitcode)
  3654. }
  3655. if expected := "Invalid volume specification"; !strings.Contains(out, expected) {
  3656. c.Fatalf(`Expected %q in output; got: %s`, expected, out)
  3657. }
  3658. }
  3659. func (s *DockerSuite) TestRunNamedVolumeCopyImageData(c *check.C) {
  3660. testRequires(c, DaemonIsLinux)
  3661. testImg := "testvolumecopy"
  3662. _, err := buildImage(testImg, `
  3663. FROM busybox
  3664. RUN mkdir -p /foo && echo hello > /foo/hello
  3665. `, true)
  3666. c.Assert(err, check.IsNil)
  3667. dockerCmd(c, "run", "-v", "foo:/foo", testImg)
  3668. out, _ := dockerCmd(c, "run", "-v", "foo:/foo", "busybox", "cat", "/foo/hello")
  3669. c.Assert(strings.TrimSpace(out), check.Equals, "hello")
  3670. }
  3671. func (s *DockerSuite) TestRunNamedVolumeNotRemoved(c *check.C) {
  3672. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3673. dockerCmd(c, "volume", "create", "--name", "test")
  3674. dockerCmd(c, "run", "--rm", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3675. dockerCmd(c, "volume", "inspect", "test")
  3676. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3677. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3678. dockerCmd(c, "run", "--name=test", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3679. dockerCmd(c, "rm", "-fv", "test")
  3680. dockerCmd(c, "volume", "inspect", "test")
  3681. out, _ = dockerCmd(c, "volume", "ls", "-q")
  3682. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3683. }
  3684. func (s *DockerSuite) TestRunNamedVolumesFromNotRemoved(c *check.C) {
  3685. prefix, _ := getPrefixAndSlashFromDaemonPlatform()
  3686. dockerCmd(c, "volume", "create", "--name", "test")
  3687. dockerCmd(c, "run", "--name=parent", "-v", "test:"+prefix+"/foo", "-v", prefix+"/bar", "busybox", "true")
  3688. dockerCmd(c, "run", "--name=child", "--volumes-from=parent", "busybox", "true")
  3689. // Remove the parent so there are not other references to the volumes
  3690. dockerCmd(c, "rm", "-f", "parent")
  3691. // now remove the child and ensure the named volume (and only the named volume) still exists
  3692. dockerCmd(c, "rm", "-fv", "child")
  3693. dockerCmd(c, "volume", "inspect", "test")
  3694. out, _ := dockerCmd(c, "volume", "ls", "-q")
  3695. c.Assert(strings.TrimSpace(out), checker.Equals, "test")
  3696. }
  3697. func (s *DockerSuite) TestRunAttachFailedNoLeak(c *check.C) {
  3698. nroutines, err := getGoroutineNumber()
  3699. c.Assert(err, checker.IsNil)
  3700. runSleepingContainer(c, "--name=test", "-p", "8000:8000")
  3701. // Wait until container is fully up and running
  3702. c.Assert(waitRun("test"), check.IsNil)
  3703. out, _, err := dockerCmdWithError("run", "--name=fail", "-p", "8000:8000", "busybox", "true")
  3704. // We will need the following `inspect` to diagnose the issue if test fails (#21247)
  3705. out1, err1 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "test")
  3706. out2, err2 := dockerCmd(c, "inspect", "--format", "{{json .State}}", "fail")
  3707. 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))
  3708. // check for windows error as well
  3709. // TODO Windows Post TP5. Fix the error message string
  3710. c.Assert(strings.Contains(string(out), "port is already allocated") ||
  3711. strings.Contains(string(out), "were not connected because a duplicate name exists") ||
  3712. strings.Contains(string(out), "HNS failed with error : Failed to create endpoint") ||
  3713. strings.Contains(string(out), "HNS failed with error : The object already exists"), checker.Equals, true, check.Commentf("Output: %s", out))
  3714. dockerCmd(c, "rm", "-f", "test")
  3715. // NGoroutines is not updated right away, so we need to wait before failing
  3716. c.Assert(waitForGoroutines(nroutines), checker.IsNil)
  3717. }
  3718. // Test for one character directory name case (#20122)
  3719. func (s *DockerSuite) TestRunVolumeWithOneCharacter(c *check.C) {
  3720. testRequires(c, DaemonIsLinux)
  3721. out, _ := dockerCmd(c, "run", "-v", "/tmp/q:/foo", "busybox", "sh", "-c", "find /foo")
  3722. c.Assert(strings.TrimSpace(out), checker.Equals, "/foo")
  3723. }
  3724. func (s *DockerSuite) TestRunVolumeCopyFlag(c *check.C) {
  3725. testRequires(c, DaemonIsLinux) // Windows does not support copying data from image to the volume
  3726. _, err := buildImage("volumecopy",
  3727. `FROM busybox
  3728. RUN mkdir /foo && echo hello > /foo/bar
  3729. CMD cat /foo/bar`,
  3730. true,
  3731. )
  3732. c.Assert(err, checker.IsNil)
  3733. dockerCmd(c, "volume", "create", "--name=test")
  3734. // test with the nocopy flag
  3735. out, _, err := dockerCmdWithError("run", "-v", "test:/foo:nocopy", "volumecopy")
  3736. c.Assert(err, checker.NotNil, check.Commentf(out))
  3737. // test default behavior which is to copy for non-binds
  3738. out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
  3739. c.Assert(strings.TrimSpace(out), checker.Equals, "hello")
  3740. // error out when the volume is already populated
  3741. out, _, err = dockerCmdWithError("run", "-v", "test:/foo:copy", "volumecopy")
  3742. c.Assert(err, checker.NotNil, check.Commentf(out))
  3743. // do not error out when copy isn't explicitly set even though it's already populated
  3744. out, _ = dockerCmd(c, "run", "-v", "test:/foo", "volumecopy")
  3745. c.Assert(strings.TrimSpace(out), checker.Equals, "hello")
  3746. // do not allow copy modes on volumes-from
  3747. dockerCmd(c, "run", "--name=test", "-v", "/foo", "busybox", "true")
  3748. out, _, err = dockerCmdWithError("run", "--volumes-from=test:copy", "busybox", "true")
  3749. c.Assert(err, checker.NotNil, check.Commentf(out))
  3750. out, _, err = dockerCmdWithError("run", "--volumes-from=test:nocopy", "busybox", "true")
  3751. c.Assert(err, checker.NotNil, check.Commentf(out))
  3752. // do not allow copy modes on binds
  3753. out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:copy", "busybox", "true")
  3754. c.Assert(err, checker.NotNil, check.Commentf(out))
  3755. out, _, err = dockerCmdWithError("run", "-v", "/foo:/bar:nocopy", "busybox", "true")
  3756. c.Assert(err, checker.NotNil, check.Commentf(out))
  3757. }
  3758. func (s *DockerSuite) TestRunTooLongHostname(c *check.C) {
  3759. // Test case in #21445
  3760. hostname1 := "this-is-a-way-too-long-hostname-but-it-should-give-a-nice-error.local"
  3761. out, _, err := dockerCmdWithError("run", "--hostname", hostname1, "busybox", "echo", "test")
  3762. c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!"))
  3763. c.Assert(out, checker.Contains, "invalid hostname format:", check.Commentf("Expected to have 'invalid hostname format:' in the output, get: %s!", out))
  3764. // Additional test cases
  3765. validHostnames := map[string]string{
  3766. "hostname": "hostname",
  3767. "host-name": "host-name",
  3768. "hostname123": "hostname123",
  3769. "123hostname": "123hostname",
  3770. "hostname-of-63-bytes-long-should-be-valid-and-without-any-error": "hostname-of-63-bytes-long-should-be-valid-and-without-any-error",
  3771. }
  3772. for hostname := range validHostnames {
  3773. dockerCmd(c, "run", "--hostname", hostname, "busybox", "echo", "test")
  3774. }
  3775. invalidHostnames := map[string]string{
  3776. "^hostname": "invalid hostname format: ^hostname",
  3777. "hostname%": "invalid hostname format: hostname%",
  3778. "host&name": "invalid hostname format: host&name",
  3779. "-hostname": "invalid hostname format: -hostname",
  3780. "host_name": "invalid hostname format: host_name",
  3781. "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",
  3782. }
  3783. for hostname, expectedError := range invalidHostnames {
  3784. out, _, err = dockerCmdWithError("run", "--hostname", hostname, "busybox", "echo", "test")
  3785. c.Assert(err, checker.NotNil, check.Commentf("Expected docker run to fail!"))
  3786. c.Assert(out, checker.Contains, expectedError, check.Commentf("Expected to have '%s' in the output, get: %s!", expectedError, out))
  3787. }
  3788. }
  3789. // Test case for #21976
  3790. func (s *DockerSuite) TestRunDNSInHostMode(c *check.C) {
  3791. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3792. expectedOutput := "nameserver 127.0.0.1"
  3793. expectedWarning := "Localhost DNS setting"
  3794. out, stderr, _ := dockerCmdWithStdoutStderr(c, "run", "--dns=127.0.0.1", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3795. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3796. c.Assert(stderr, checker.Contains, expectedWarning, check.Commentf("Expected warning on stderr about localhost resolver, but got %q", stderr))
  3797. expectedOutput = "nameserver 1.2.3.4"
  3798. out, _ = dockerCmd(c, "run", "--dns=1.2.3.4", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3799. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3800. expectedOutput = "search example.com"
  3801. out, _ = dockerCmd(c, "run", "--dns-search=example.com", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3802. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3803. expectedOutput = "options timeout:3"
  3804. out, _ = dockerCmd(c, "run", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3805. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3806. expectedOutput1 := "nameserver 1.2.3.4"
  3807. expectedOutput2 := "search example.com"
  3808. expectedOutput3 := "options timeout:3"
  3809. out, _ = dockerCmd(c, "run", "--dns=1.2.3.4", "--dns-search=example.com", "--dns-opt=timeout:3", "--net=host", "busybox", "cat", "/etc/resolv.conf")
  3810. c.Assert(out, checker.Contains, expectedOutput1, check.Commentf("Expected '%s', but got %q", expectedOutput1, out))
  3811. c.Assert(out, checker.Contains, expectedOutput2, check.Commentf("Expected '%s', but got %q", expectedOutput2, out))
  3812. c.Assert(out, checker.Contains, expectedOutput3, check.Commentf("Expected '%s', but got %q", expectedOutput3, out))
  3813. }
  3814. // Test case for #21976
  3815. func (s *DockerSuite) TestRunAddHostInHostMode(c *check.C) {
  3816. testRequires(c, DaemonIsLinux, NotUserNamespace)
  3817. expectedOutput := "1.2.3.4\textra"
  3818. out, _ := dockerCmd(c, "run", "--add-host=extra:1.2.3.4", "--net=host", "busybox", "cat", "/etc/hosts")
  3819. c.Assert(out, checker.Contains, expectedOutput, check.Commentf("Expected '%s', but got %q", expectedOutput, out))
  3820. }