docker_cli_run_test.go 101 KB

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  1. package main
  2. import (
  3. "bufio"
  4. "bytes"
  5. "fmt"
  6. "io/ioutil"
  7. "net"
  8. "os"
  9. "os/exec"
  10. "path"
  11. "path/filepath"
  12. "reflect"
  13. "regexp"
  14. "sort"
  15. "strconv"
  16. "strings"
  17. "sync"
  18. "time"
  19. "github.com/docker/docker/pkg/nat"
  20. "github.com/docker/libnetwork/resolvconf"
  21. "github.com/go-check/check"
  22. )
  23. // "test123" should be printed by docker run
  24. func (s *DockerSuite) TestRunEchoStdout(c *check.C) {
  25. runCmd := exec.Command(dockerBinary, "run", "busybox", "echo", "test123")
  26. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  27. if err != nil {
  28. c.Fatalf("failed to run container: %v, output: %q", err, out)
  29. }
  30. if out != "test123\n" {
  31. c.Fatalf("container should've printed 'test123'")
  32. }
  33. }
  34. // "test" should be printed
  35. func (s *DockerSuite) TestRunEchoStdoutWithMemoryLimit(c *check.C) {
  36. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "busybox", "echo", "test")
  37. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  38. if err != nil {
  39. c.Fatalf("failed to run container: %v, output: %q", err, out)
  40. }
  41. out = strings.Trim(out, "\r\n")
  42. if expected := "test"; out != expected {
  43. c.Fatalf("container should've printed %q but printed %q", expected, out)
  44. }
  45. }
  46. // should run without memory swap
  47. func (s *DockerSuite) TestRunWithoutMemoryswapLimit(c *check.C) {
  48. testRequires(c, NativeExecDriver)
  49. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "--memory-swap", "-1", "busybox", "true")
  50. out, _, err := runCommandWithOutput(runCmd)
  51. if err != nil {
  52. c.Fatalf("failed to run container, output: %q", out)
  53. }
  54. }
  55. func (s *DockerSuite) TestRunWithSwappiness(c *check.C) {
  56. runCmd := exec.Command(dockerBinary, "run", "--memory-swappiness", "0", "busybox", "true")
  57. out, _, err := runCommandWithOutput(runCmd)
  58. if err != nil {
  59. c.Fatalf("failed to run container, output: %q", out)
  60. }
  61. }
  62. func (s *DockerSuite) TestRunWithSwappinessInvalid(c *check.C) {
  63. runCmd := exec.Command(dockerBinary, "run", "--memory-swappiness", "101", "busybox", "true")
  64. out, _, err := runCommandWithOutput(runCmd)
  65. if err == nil {
  66. c.Fatalf("failed. test was able to set invalid value, output: %q", out)
  67. }
  68. runCmd = exec.Command(dockerBinary, "run", "--memory-swappiness", "-1", "busybox", "true")
  69. out, _, err = runCommandWithOutput(runCmd)
  70. if err == nil {
  71. c.Fatalf("failed. test was able to set invalid value, output: %q", out)
  72. }
  73. }
  74. // "test" should be printed
  75. func (s *DockerSuite) TestRunEchoStdoutWitCPULimit(c *check.C) {
  76. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "busybox", "echo", "test")
  77. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  78. if err != nil {
  79. c.Fatalf("failed to run container: %v, output: %q", err, out)
  80. }
  81. if out != "test\n" {
  82. c.Errorf("container should've printed 'test'")
  83. }
  84. }
  85. // "test" should be printed
  86. func (s *DockerSuite) TestRunEchoStdoutWithCPUAndMemoryLimit(c *check.C) {
  87. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "-m", "16m", "busybox", "echo", "test")
  88. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  89. if err != nil {
  90. c.Fatalf("failed to run container: %v, output: %q", err, out)
  91. }
  92. if out != "test\n" {
  93. c.Errorf("container should've printed 'test', got %q instead", out)
  94. }
  95. }
  96. // "test" should be printed
  97. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  98. runCmd := exec.Command(dockerBinary, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  99. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  100. if err != nil {
  101. c.Fatalf("failed to run container: %v, output: %q", err, out)
  102. }
  103. if out != "test\n" {
  104. c.Errorf("container should've printed 'test'")
  105. }
  106. }
  107. // docker run should not leak file descriptors
  108. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  109. runCmd := exec.Command(dockerBinary, "run", "busybox", "ls", "-C", "/proc/self/fd")
  110. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  111. if err != nil {
  112. c.Fatalf("failed to run container: %v, output: %q", err, out)
  113. }
  114. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  115. if out != "0 1 2 3\n" {
  116. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  117. }
  118. }
  119. // it should be possible to lookup Google DNS
  120. // this will fail when Internet access is unavailable
  121. func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
  122. testRequires(c, Network)
  123. out, _, _, err := runCommandWithStdoutStderr(exec.Command(dockerBinary, "run", "busybox", "nslookup", "google.com"))
  124. if err != nil {
  125. c.Fatalf("failed to run container: %v, output: %q", err, out)
  126. }
  127. }
  128. // the exit code should be 0
  129. // some versions of lxc might make this test fail
  130. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  131. runCmd := exec.Command(dockerBinary, "run", "busybox", "true")
  132. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  133. c.Errorf("container should've exited with exit code 0: %s, %v", out, err)
  134. }
  135. }
  136. // the exit code should be 1
  137. // some versions of lxc might make this test fail
  138. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  139. runCmd := exec.Command(dockerBinary, "run", "busybox", "false")
  140. exitCode, err := runCommand(runCmd)
  141. if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {
  142. c.Fatal(err)
  143. }
  144. if exitCode != 1 {
  145. c.Errorf("container should've exited with exit code 1")
  146. }
  147. }
  148. // it should be possible to pipe in data via stdin to a process running in a container
  149. // some versions of lxc might make this test fail
  150. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  151. runCmd := exec.Command(dockerBinary, "run", "-i", "-a", "stdin", "busybox", "cat")
  152. runCmd.Stdin = strings.NewReader("blahblah")
  153. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  154. if err != nil {
  155. c.Fatalf("failed to run container: %v, output: %q", err, out)
  156. }
  157. out = strings.TrimSpace(out)
  158. waitCmd := exec.Command(dockerBinary, "wait", out)
  159. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  160. c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  161. }
  162. logsCmd := exec.Command(dockerBinary, "logs", out)
  163. logsOut, _, err := runCommandWithOutput(logsCmd)
  164. if err != nil {
  165. c.Fatalf("error thrown while trying to get container logs: %s, %v", logsOut, err)
  166. }
  167. containerLogs := strings.TrimSpace(logsOut)
  168. if containerLogs != "blahblah" {
  169. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  170. }
  171. rmCmd := exec.Command(dockerBinary, "rm", out)
  172. if out, _, err = runCommandWithOutput(rmCmd); err != nil {
  173. c.Fatalf("rm failed to remove container: %s, %v", out, err)
  174. }
  175. }
  176. // the container's ID should be printed when starting a container in detached mode
  177. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  178. runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  179. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  180. if err != nil {
  181. c.Fatalf("failed to run container: %v, output: %q", err, out)
  182. }
  183. out = strings.TrimSpace(out)
  184. waitCmd := exec.Command(dockerBinary, "wait", out)
  185. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  186. c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  187. }
  188. rmCmd := exec.Command(dockerBinary, "rm", out)
  189. rmOut, _, err := runCommandWithOutput(rmCmd)
  190. if err != nil {
  191. c.Fatalf("rm failed to remove container: %s, %v", rmOut, err)
  192. }
  193. rmOut = strings.TrimSpace(rmOut)
  194. if rmOut != out {
  195. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  196. }
  197. }
  198. // the working directory should be set correctly
  199. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  200. runCmd := exec.Command(dockerBinary, "run", "-w", "/root", "busybox", "pwd")
  201. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  202. if err != nil {
  203. c.Fatalf("failed to run container: %v, output: %q", err, out)
  204. }
  205. out = strings.TrimSpace(out)
  206. if out != "/root" {
  207. c.Errorf("-w failed to set working directory")
  208. }
  209. runCmd = exec.Command(dockerBinary, "run", "--workdir", "/root", "busybox", "pwd")
  210. out, _, _, err = runCommandWithStdoutStderr(runCmd)
  211. if err != nil {
  212. c.Fatal(out, err)
  213. }
  214. out = strings.TrimSpace(out)
  215. if out != "/root" {
  216. c.Errorf("--workdir failed to set working directory")
  217. }
  218. }
  219. // pinging Google's DNS resolver should fail when we disable the networking
  220. func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
  221. runCmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "8.8.8.8")
  222. out, _, exitCode, err := runCommandWithStdoutStderr(runCmd)
  223. if err != nil && exitCode != 1 {
  224. c.Fatal(out, err)
  225. }
  226. if exitCode != 1 {
  227. c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  228. }
  229. runCmd = exec.Command(dockerBinary, "run", "-n=false", "busybox", "ping", "-c", "1", "8.8.8.8")
  230. out, _, exitCode, err = runCommandWithStdoutStderr(runCmd)
  231. if err != nil && exitCode != 1 {
  232. c.Fatal(out, err)
  233. }
  234. if exitCode != 1 {
  235. c.Errorf("-n=false should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  236. }
  237. }
  238. //test --link use container name to link target
  239. func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
  240. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  241. out, _, _, err := runCommandWithStdoutStderr(cmd)
  242. if err != nil {
  243. c.Fatalf("failed to run container: %v, output: %q", err, out)
  244. }
  245. ip, err := inspectField("parent", "NetworkSettings.IPAddress")
  246. c.Assert(err, check.IsNil)
  247. cmd = exec.Command(dockerBinary, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  248. out, _, err = runCommandWithOutput(cmd)
  249. if err != nil {
  250. c.Fatalf("failed to run container: %v, output: %q", err, out)
  251. }
  252. if !strings.Contains(out, ip+" test") {
  253. c.Fatalf("use a container name to link target failed")
  254. }
  255. }
  256. //test --link use container id to link target
  257. func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
  258. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "busybox")
  259. cID, _, _, err := runCommandWithStdoutStderr(cmd)
  260. if err != nil {
  261. c.Fatalf("failed to run container: %v, output: %q", err, cID)
  262. }
  263. cID = strings.TrimSpace(cID)
  264. ip, err := inspectField(cID, "NetworkSettings.IPAddress")
  265. c.Assert(err, check.IsNil)
  266. cmd = exec.Command(dockerBinary, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  267. out, _, err := runCommandWithOutput(cmd)
  268. if err != nil {
  269. c.Fatalf("failed to run container: %v, output: %q", err, out)
  270. }
  271. if !strings.Contains(out, ip+" test") {
  272. c.Fatalf("use a container id to link target failed")
  273. }
  274. }
  275. // Regression test for #4979
  276. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  277. runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  278. out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
  279. if err != nil && exitCode != 0 {
  280. c.Fatal("1", out, stderr, err)
  281. }
  282. runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  283. out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
  284. if err != nil && exitCode != 0 {
  285. c.Fatal("2", out, stderr, err)
  286. }
  287. }
  288. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  289. // But the volume call is just a normal volume, not a bind mount
  290. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  291. testRequires(c, SameHostDaemon)
  292. testRequires(c, NativeExecDriver)
  293. name := "test-volume-symlink"
  294. dir, err := ioutil.TempDir("", name)
  295. if err != nil {
  296. c.Fatal(err)
  297. }
  298. defer os.RemoveAll(dir)
  299. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  300. if err != nil {
  301. c.Fatal(err)
  302. }
  303. f.Close()
  304. dockerFile := fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  305. if _, err := buildImage(name, dockerFile, false); err != nil {
  306. c.Fatal(err)
  307. }
  308. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/test/test", name))
  309. if err != nil {
  310. c.Fatalf("Failed with errors: %s, %v", out, err)
  311. }
  312. }
  313. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  314. cmd := exec.Command(dockerBinary, "run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile")
  315. if code, err := runCommand(cmd); err == nil || code == 0 {
  316. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  317. }
  318. }
  319. func (s *DockerSuite) TestRunVolumesFromInReadonlyMode(c *check.C) {
  320. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  321. if _, err := runCommand(cmd); err != nil {
  322. c.Fatal(err)
  323. }
  324. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:ro", "busybox", "touch", "/test/file")
  325. if code, err := runCommand(cmd); err == nil || code == 0 {
  326. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  327. }
  328. }
  329. // Regression test for #1201
  330. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  331. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  332. if _, err := runCommand(cmd); err != nil {
  333. c.Fatal(err)
  334. }
  335. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  336. if out, _, err := runCommandWithOutput(cmd); err != nil {
  337. c.Fatalf("running --volumes-from parent:rw failed with output: %q\nerror: %v", out, err)
  338. }
  339. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:bar", "busybox", "touch", "/test/file")
  340. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "invalid mode for volumes-from: bar") {
  341. c.Fatalf("running --volumes-from foo:bar should have failed with invalid mount mode: %q", out)
  342. }
  343. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "busybox", "touch", "/test/file")
  344. if out, _, err := runCommandWithOutput(cmd); err != nil {
  345. c.Fatalf("running --volumes-from parent failed with output: %q\nerror: %v", out, err)
  346. }
  347. }
  348. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  349. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  350. if _, err := runCommand(cmd); err != nil {
  351. c.Fatal(err)
  352. }
  353. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  354. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  355. if _, err := runCommand(cmd); err == nil {
  356. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  357. }
  358. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  359. if _, err := runCommand(cmd); err != nil {
  360. c.Fatal(err)
  361. }
  362. // Expect this to be read-only since both are "ro"
  363. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file")
  364. if _, err := runCommand(cmd); err == nil {
  365. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  366. }
  367. }
  368. // Test for GH#10618
  369. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  370. mountstr1 := randomUnixTmpDirPath("test1") + ":/someplace"
  371. mountstr2 := randomUnixTmpDirPath("test2") + ":/someplace"
  372. cmd := exec.Command(dockerBinary, "run", "-v", mountstr1, "-v", mountstr2, "busybox", "true")
  373. if out, _, err := runCommandWithOutput(cmd); err == nil {
  374. c.Fatal("Expected error about duplicate volume definitions")
  375. } else {
  376. if !strings.Contains(out, "Duplicate bind mount") {
  377. c.Fatalf("Expected 'duplicate volume' error, got %v", err)
  378. }
  379. }
  380. }
  381. // Test for #1351
  382. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  383. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "touch", "/test/foo")
  384. if _, err := runCommand(cmd); err != nil {
  385. c.Fatal(err)
  386. }
  387. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "-v", "/test", "busybox", "cat", "/test/foo")
  388. if out, _, err := runCommandWithOutput(cmd); err != nil {
  389. c.Fatal(out, err)
  390. }
  391. }
  392. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  393. cmd := exec.Command(dockerBinary, "run", "--name", "parent1", "-v", "/test", "busybox", "touch", "/test/foo")
  394. if _, err := runCommand(cmd); err != nil {
  395. c.Fatal(err)
  396. }
  397. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/other", "busybox", "touch", "/other/bar")
  398. if _, err := runCommand(cmd); err != nil {
  399. c.Fatal(err)
  400. }
  401. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent1", "--volumes-from", "parent2",
  402. "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  403. if _, err := runCommand(cmd); err != nil {
  404. c.Fatal(err)
  405. }
  406. }
  407. // this tests verifies the ID format for the container
  408. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  409. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  410. out, exit, err := runCommandWithOutput(cmd)
  411. if err != nil {
  412. c.Fatal(err)
  413. }
  414. if exit != 0 {
  415. c.Fatalf("expected exit code 0 received %d", exit)
  416. }
  417. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  418. if err != nil {
  419. c.Fatal(err)
  420. }
  421. if !match {
  422. c.Fatalf("Invalid container ID: %s", out)
  423. }
  424. }
  425. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  426. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  427. cmd := exec.Command(dockerBinary, "run", "-v", "/var/lib/data", "busybox", "true")
  428. if _, err := runCommand(cmd); err != nil {
  429. c.Fatal(err)
  430. }
  431. }
  432. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  433. // Note that this bug happens only with symlinks with a target that starts with '/'.
  434. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  435. image := "docker-test-createvolumewithsymlink"
  436. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  437. buildCmd.Stdin = strings.NewReader(`FROM busybox
  438. RUN ln -s home /bar`)
  439. buildCmd.Dir = workingDirectory
  440. err := buildCmd.Run()
  441. if err != nil {
  442. c.Fatalf("could not build '%s': %v", image, err)
  443. }
  444. cmd := exec.Command(dockerBinary, "run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  445. exitCode, err := runCommand(cmd)
  446. if err != nil || exitCode != 0 {
  447. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  448. }
  449. var volPath string
  450. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{range .Volumes}}{{.}}{{end}}", "test-createvolumewithsymlink")
  451. volPath, exitCode, err = runCommandWithOutput(cmd)
  452. if err != nil || exitCode != 0 {
  453. c.Fatalf("[inspect] err: %v, exitcode: %d", err, exitCode)
  454. }
  455. cmd = exec.Command(dockerBinary, "rm", "-v", "test-createvolumewithsymlink")
  456. exitCode, err = runCommand(cmd)
  457. if err != nil || exitCode != 0 {
  458. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  459. }
  460. f, err := os.Open(volPath)
  461. defer f.Close()
  462. if !os.IsNotExist(err) {
  463. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  464. }
  465. }
  466. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  467. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  468. name := "docker-test-volumesfromsymlinkpath"
  469. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  470. buildCmd.Stdin = strings.NewReader(`FROM busybox
  471. RUN ln -s home /foo
  472. VOLUME ["/foo/bar"]`)
  473. buildCmd.Dir = workingDirectory
  474. err := buildCmd.Run()
  475. if err != nil {
  476. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  477. }
  478. cmd := exec.Command(dockerBinary, "run", "--name", "test-volumesfromsymlinkpath", name)
  479. exitCode, err := runCommand(cmd)
  480. if err != nil || exitCode != 0 {
  481. c.Fatalf("[run] (volume) err: %v, exitcode: %d", err, exitCode)
  482. }
  483. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls /foo | grep -q bar")
  484. exitCode, err = runCommand(cmd)
  485. if err != nil || exitCode != 0 {
  486. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  487. }
  488. }
  489. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  490. cmd := exec.Command(dockerBinary, "run", "busybox", "/bin/sh", "-c", "exit 72")
  491. exit, err := runCommand(cmd)
  492. if err == nil {
  493. c.Fatal("should not have a non nil error")
  494. }
  495. if exit != 72 {
  496. c.Fatalf("expected exit code 72 received %d", exit)
  497. }
  498. }
  499. func (s *DockerSuite) TestRunUserDefaultsToRoot(c *check.C) {
  500. cmd := exec.Command(dockerBinary, "run", "busybox", "id")
  501. out, _, err := runCommandWithOutput(cmd)
  502. if err != nil {
  503. c.Fatal(err, out)
  504. }
  505. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  506. c.Fatalf("expected root user got %s", out)
  507. }
  508. }
  509. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  510. cmd := exec.Command(dockerBinary, "run", "-u", "root", "busybox", "id")
  511. out, _, err := runCommandWithOutput(cmd)
  512. if err != nil {
  513. c.Fatal(err, out)
  514. }
  515. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  516. c.Fatalf("expected root user got %s", out)
  517. }
  518. }
  519. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  520. cmd := exec.Command(dockerBinary, "run", "-u", "1", "busybox", "id")
  521. out, _, err := runCommandWithOutput(cmd)
  522. if err != nil {
  523. c.Fatal(err, out)
  524. }
  525. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  526. c.Fatalf("expected daemon user got %s", out)
  527. }
  528. }
  529. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  530. cmd := exec.Command(dockerBinary, "run", "-u", "2147483648", "busybox", "id")
  531. out, _, err := runCommandWithOutput(cmd)
  532. if err == nil {
  533. c.Fatal("No error, but must be.", out)
  534. }
  535. if !strings.Contains(out, "Uids and gids must be in range") {
  536. c.Fatalf("expected error about uids range, got %s", out)
  537. }
  538. }
  539. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  540. cmd := exec.Command(dockerBinary, "run", "-u", "-1", "busybox", "id")
  541. out, _, err := runCommandWithOutput(cmd)
  542. if err == nil {
  543. c.Fatal("No error, but must be.", out)
  544. }
  545. if !strings.Contains(out, "Uids and gids must be in range") {
  546. c.Fatalf("expected error about uids range, got %s", out)
  547. }
  548. }
  549. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  550. cmd := exec.Command(dockerBinary, "run", "-u", "0", "busybox", "id")
  551. out, _, err := runCommandWithOutput(cmd)
  552. if err != nil {
  553. c.Fatal(err, out)
  554. }
  555. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  556. c.Fatalf("expected daemon user got %s", out)
  557. }
  558. }
  559. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  560. cmd := exec.Command(dockerBinary, "run", "-u", "notme", "busybox", "id")
  561. _, err := runCommand(cmd)
  562. if err == nil {
  563. c.Fatal("unknown user should cause container to fail")
  564. }
  565. }
  566. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  567. group := sync.WaitGroup{}
  568. group.Add(2)
  569. errChan := make(chan error, 2)
  570. for i := 0; i < 2; i++ {
  571. go func() {
  572. defer group.Done()
  573. cmd := exec.Command(dockerBinary, "run", "busybox", "sleep", "2")
  574. _, err := runCommand(cmd)
  575. errChan <- err
  576. }()
  577. }
  578. group.Wait()
  579. close(errChan)
  580. for err := range errChan {
  581. c.Assert(err, check.IsNil)
  582. }
  583. }
  584. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  585. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  586. cmd.Env = append(os.Environ(),
  587. "TRUE=false",
  588. "TRICKY=tri\ncky\n",
  589. )
  590. out, _, err := runCommandWithOutput(cmd)
  591. if err != nil {
  592. c.Fatal(err, out)
  593. }
  594. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  595. actualEnv := []string{}
  596. for i := range actualEnvLxc {
  597. if actualEnvLxc[i] != "container=lxc" {
  598. actualEnv = append(actualEnv, actualEnvLxc[i])
  599. }
  600. }
  601. sort.Strings(actualEnv)
  602. goodEnv := []string{
  603. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  604. "HOSTNAME=testing",
  605. "FALSE=true",
  606. "TRUE=false",
  607. "TRICKY=tri",
  608. "cky",
  609. "",
  610. "HOME=/root",
  611. }
  612. sort.Strings(goodEnv)
  613. if len(goodEnv) != len(actualEnv) {
  614. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  615. }
  616. for i := range goodEnv {
  617. if actualEnv[i] != goodEnv[i] {
  618. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  619. }
  620. }
  621. }
  622. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  623. // Test to make sure that when we use -e on env vars that are
  624. // not set in our local env that they're removed (if present) in
  625. // the container
  626. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  627. cmd.Env = appendBaseEnv([]string{})
  628. out, _, err := runCommandWithOutput(cmd)
  629. if err != nil {
  630. c.Fatal(err, out)
  631. }
  632. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  633. actualEnv := []string{}
  634. for i := range actualEnvLxc {
  635. if actualEnvLxc[i] != "container=lxc" {
  636. actualEnv = append(actualEnv, actualEnvLxc[i])
  637. }
  638. }
  639. sort.Strings(actualEnv)
  640. goodEnv := []string{
  641. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  642. "HOME=/root",
  643. }
  644. sort.Strings(goodEnv)
  645. if len(goodEnv) != len(actualEnv) {
  646. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  647. }
  648. for i := range goodEnv {
  649. if actualEnv[i] != goodEnv[i] {
  650. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  651. }
  652. }
  653. }
  654. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  655. // Test to make sure that when we use -e on env vars that are
  656. // already in the env that we're overriding them
  657. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  658. cmd.Env = appendBaseEnv([]string{"HOSTNAME=bar"})
  659. out, _, err := runCommandWithOutput(cmd)
  660. if err != nil {
  661. c.Fatal(err, out)
  662. }
  663. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  664. actualEnv := []string{}
  665. for i := range actualEnvLxc {
  666. if actualEnvLxc[i] != "container=lxc" {
  667. actualEnv = append(actualEnv, actualEnvLxc[i])
  668. }
  669. }
  670. sort.Strings(actualEnv)
  671. goodEnv := []string{
  672. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  673. "HOME=/root2",
  674. "HOSTNAME=bar",
  675. }
  676. sort.Strings(goodEnv)
  677. if len(goodEnv) != len(actualEnv) {
  678. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  679. }
  680. for i := range goodEnv {
  681. if actualEnv[i] != goodEnv[i] {
  682. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  683. }
  684. }
  685. }
  686. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  687. cmd := exec.Command(dockerBinary, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  688. if _, err := runCommand(cmd); err != nil {
  689. c.Fatal(err)
  690. }
  691. }
  692. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  693. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", "linked", "busybox", "true"))
  694. if err != nil {
  695. c.Fatalf("Failed with errors: %s, %v", out, err)
  696. }
  697. cmd := exec.Command(dockerBinary, "run", "--net=host", "--link", "linked:linked", "busybox", "true")
  698. _, _, err = runCommandWithOutput(cmd)
  699. if err == nil {
  700. c.Fatal("Expected error")
  701. }
  702. }
  703. // #7851 hostname outside container shows FQDN, inside only shortname
  704. // For testing purposes it is not required to set host's hostname directly
  705. // and use "--net=host" (as the original issue submitter did), as the same
  706. // codepath is executed with "docker run -h <hostname>". Both were manually
  707. // tested, but this testcase takes the simpler path of using "run -h .."
  708. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  709. cmd := exec.Command(dockerBinary, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  710. out, _, err := runCommandWithOutput(cmd)
  711. if err != nil {
  712. c.Fatal(err, out)
  713. }
  714. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  715. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  716. }
  717. }
  718. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  719. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  720. out, _, err := runCommandWithOutput(cmd)
  721. if err != nil {
  722. c.Fatal(err)
  723. }
  724. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  725. c.Fatalf("expected output ok received %s", actual)
  726. }
  727. }
  728. func (s *DockerSuite) TestRunUnprivilegedCanMknod(c *check.C) {
  729. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  730. out, _, err := runCommandWithOutput(cmd)
  731. if err != nil {
  732. c.Fatal(err)
  733. }
  734. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  735. c.Fatalf("expected output ok received %s", actual)
  736. }
  737. }
  738. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  739. cmd := exec.Command(dockerBinary, "run", "--cap-drop=CHPASS", "busybox", "ls")
  740. out, _, err := runCommandWithOutput(cmd)
  741. if err == nil {
  742. c.Fatal(err, out)
  743. }
  744. }
  745. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  746. cmd := exec.Command(dockerBinary, "run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  747. out, _, err := runCommandWithOutput(cmd)
  748. if err == nil {
  749. c.Fatal(err, out)
  750. }
  751. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  752. c.Fatalf("expected output not ok received %s", actual)
  753. }
  754. }
  755. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  756. cmd := exec.Command(dockerBinary, "run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  757. out, _, err := runCommandWithOutput(cmd)
  758. if err == nil {
  759. c.Fatal(err, out)
  760. }
  761. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  762. c.Fatalf("expected output not ok received %s", actual)
  763. }
  764. }
  765. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  766. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  767. out, _, err := runCommandWithOutput(cmd)
  768. if err == nil {
  769. c.Fatal(err, out)
  770. }
  771. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  772. c.Fatalf("expected output not ok received %s", actual)
  773. }
  774. }
  775. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  776. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=MKNOD", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  777. out, _, err := runCommandWithOutput(cmd)
  778. if err != nil {
  779. c.Fatal(err, out)
  780. }
  781. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  782. c.Fatalf("expected output ok received %s", actual)
  783. }
  784. }
  785. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  786. cmd := exec.Command(dockerBinary, "run", "--cap-add=CHPASS", "busybox", "ls")
  787. out, _, err := runCommandWithOutput(cmd)
  788. if err == nil {
  789. c.Fatal(err, out)
  790. }
  791. }
  792. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  793. cmd := exec.Command(dockerBinary, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  794. out, _, err := runCommandWithOutput(cmd)
  795. if err != nil {
  796. c.Fatal(err, out)
  797. }
  798. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  799. c.Fatalf("expected output ok received %s", actual)
  800. }
  801. }
  802. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  803. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  804. out, _, err := runCommandWithOutput(cmd)
  805. if err != nil {
  806. c.Fatal(err, out)
  807. }
  808. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  809. c.Fatalf("expected output ok received %s", actual)
  810. }
  811. }
  812. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  813. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  814. out, _, err := runCommandWithOutput(cmd)
  815. if err == nil {
  816. c.Fatal(err, out)
  817. }
  818. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  819. c.Fatalf("expected output not ok received %s", actual)
  820. }
  821. }
  822. func (s *DockerSuite) TestRunGroupAdd(c *check.C) {
  823. cmd := exec.Command(dockerBinary, "run", "--group-add=audio", "--group-add=dbus", "--group-add=777", "busybox", "sh", "-c", "id")
  824. out, _, err := runCommandWithOutput(cmd)
  825. if err != nil {
  826. c.Fatal(err, out)
  827. }
  828. groupsList := "uid=0(root) gid=0(root) groups=10(wheel),29(audio),81(dbus),777"
  829. if actual := strings.Trim(out, "\r\n"); actual != groupsList {
  830. c.Fatalf("expected output %s received %s", groupsList, actual)
  831. }
  832. }
  833. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  834. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  835. out, _, err := runCommandWithOutput(cmd)
  836. if err != nil {
  837. c.Fatal(err)
  838. }
  839. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  840. c.Fatalf("expected output ok received %s", actual)
  841. }
  842. }
  843. func (s *DockerSuite) TestRunUnprivilegedCannotMount(c *check.C) {
  844. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  845. out, _, err := runCommandWithOutput(cmd)
  846. if err == nil {
  847. c.Fatal(err, out)
  848. }
  849. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  850. c.Fatalf("expected output not ok received %s", actual)
  851. }
  852. }
  853. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  854. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/sys/kernel/profiling")
  855. if code, err := runCommand(cmd); err == nil || code == 0 {
  856. c.Fatal("sys should not be writable in a non privileged container")
  857. }
  858. }
  859. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  860. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/sys/kernel/profiling")
  861. if code, err := runCommand(cmd); err != nil || code != 0 {
  862. c.Fatalf("sys should be writable in privileged container")
  863. }
  864. }
  865. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  866. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/proc/sysrq-trigger")
  867. if code, err := runCommand(cmd); err == nil || code == 0 {
  868. c.Fatal("proc should not be writable in a non privileged container")
  869. }
  870. }
  871. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  872. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger")
  873. if code, err := runCommand(cmd); err != nil || code != 0 {
  874. c.Fatalf("proc should be writable in privileged container")
  875. }
  876. }
  877. func (s *DockerSuite) TestRunWithCpuset(c *check.C) {
  878. cmd := exec.Command(dockerBinary, "run", "--cpuset", "0", "busybox", "true")
  879. if code, err := runCommand(cmd); err != nil || code != 0 {
  880. c.Fatalf("container should run successfully with cpuset of 0: %s", err)
  881. }
  882. }
  883. func (s *DockerSuite) TestRunWithCpusetCpus(c *check.C) {
  884. cmd := exec.Command(dockerBinary, "run", "--cpuset-cpus", "0", "busybox", "true")
  885. if code, err := runCommand(cmd); err != nil || code != 0 {
  886. c.Fatalf("container should run successfully with cpuset-cpus of 0: %s", err)
  887. }
  888. }
  889. func (s *DockerSuite) TestRunWithCpusetMems(c *check.C) {
  890. cmd := exec.Command(dockerBinary, "run", "--cpuset-mems", "0", "busybox", "true")
  891. if code, err := runCommand(cmd); err != nil || code != 0 {
  892. c.Fatalf("container should run successfully with cpuset-mems of 0: %s", err)
  893. }
  894. }
  895. func (s *DockerSuite) TestRunWithBlkioWeight(c *check.C) {
  896. cmd := exec.Command(dockerBinary, "run", "--blkio-weight", "300", "busybox", "true")
  897. if code, err := runCommand(cmd); err != nil || code != 0 {
  898. c.Fatalf("container should run successfully with blkio-weight of 300: %s", err)
  899. }
  900. }
  901. func (s *DockerSuite) TestRunWithBlkioInvalidWeight(c *check.C) {
  902. cmd := exec.Command(dockerBinary, "run", "--blkio-weight", "5", "busybox", "true")
  903. if _, err := runCommand(cmd); err == nil {
  904. c.Fatalf("run with invalid blkio-weight should failed")
  905. }
  906. }
  907. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  908. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  909. out, _, err := runCommandWithOutput(cmd)
  910. if err != nil {
  911. c.Fatal(err, out)
  912. }
  913. deviceLineFields := strings.Fields(out)
  914. deviceLineFields[6] = ""
  915. deviceLineFields[7] = ""
  916. deviceLineFields[8] = ""
  917. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  918. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  919. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  920. }
  921. }
  922. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  923. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  924. out, _, err := runCommandWithOutput(cmd)
  925. if err != nil {
  926. c.Fatal(err, out)
  927. }
  928. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  929. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  930. }
  931. }
  932. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  933. cmd := exec.Command(dockerBinary, "run", "busybox", "chroot", "/", "true")
  934. if _, err := runCommand(cmd); err != nil {
  935. c.Fatal(err)
  936. }
  937. }
  938. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  939. cmd := exec.Command(dockerBinary, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  940. out, _, err := runCommandWithOutput(cmd)
  941. if err != nil {
  942. c.Fatal(err, out)
  943. }
  944. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  945. c.Fatalf("expected output /dev/nulo, received %s", actual)
  946. }
  947. }
  948. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  949. testRequires(c, SameHostDaemon)
  950. cmd := exec.Command(dockerBinary, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  951. out, _, err := runCommandWithOutput(cmd)
  952. if err != nil {
  953. c.Fatal(err, out)
  954. }
  955. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  956. c.Fatalf("expected 'testhostname', but says: %q", actual)
  957. }
  958. cmd = exec.Command(dockerBinary, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  959. out, _, err = runCommandWithOutput(cmd)
  960. if err != nil {
  961. c.Fatal(err, out)
  962. }
  963. hostname, err := os.Hostname()
  964. if err != nil {
  965. c.Fatal(err)
  966. }
  967. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  968. c.Fatalf("expected %q, but says: %q", hostname, actual)
  969. }
  970. }
  971. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  972. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--workdir", "/", "busybox", "pwd"))
  973. if err != nil {
  974. c.Fatalf("Failed with errors: %s, %v", out, err)
  975. }
  976. if out != "/\n" {
  977. c.Fatalf("pwd returned %q (expected /\\n)", s)
  978. }
  979. }
  980. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  981. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/:/host", "busybox", "ls", "/host"))
  982. if err != nil {
  983. c.Fatalf("Failed with errors: %s, %v", out, err)
  984. }
  985. }
  986. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  987. cmd := exec.Command(dockerBinary, "run", "-v", "/:/", "busybox", "ls", "/host")
  988. out, _, err := runCommandWithOutput(cmd)
  989. if err == nil {
  990. c.Fatal(out, err)
  991. }
  992. }
  993. // Verify that a container gets default DNS when only localhost resolvers exist
  994. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  995. testRequires(c, SameHostDaemon)
  996. // preserve original resolv.conf for restoring after test
  997. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  998. if os.IsNotExist(err) {
  999. c.Fatalf("/etc/resolv.conf does not exist")
  1000. }
  1001. // defer restored original conf
  1002. defer func() {
  1003. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1004. c.Fatal(err)
  1005. }
  1006. }()
  1007. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1008. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1009. // GetNameservers(), leading to a replacement of nameservers with the default set
  1010. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1011. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1012. c.Fatal(err)
  1013. }
  1014. cmd := exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1015. actual, _, err := runCommandWithOutput(cmd)
  1016. if err != nil {
  1017. c.Fatal(err, actual)
  1018. }
  1019. // check that the actual defaults are appended to the commented out
  1020. // localhost resolver (which should be preserved)
  1021. // NOTE: if we ever change the defaults from google dns, this will break
  1022. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1023. if actual != expected {
  1024. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1025. }
  1026. }
  1027. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1028. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1029. out, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1030. if err != nil {
  1031. c.Fatal(err, out)
  1032. }
  1033. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1034. if !strings.Contains(stderr, "Localhost DNS setting") {
  1035. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1036. }
  1037. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1038. if actual != "nameserver 127.0.0.1 search mydomain" {
  1039. c.Fatalf("expected 'nameserver 127.0.0.1 search mydomain', but says: %q", actual)
  1040. }
  1041. cmd = exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=.", "busybox", "cat", "/etc/resolv.conf")
  1042. out, _, _, err = runCommandWithStdoutStderr(cmd)
  1043. if err != nil {
  1044. c.Fatal(err, out)
  1045. }
  1046. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1047. if actual != "nameserver 127.0.0.1" {
  1048. c.Fatalf("expected 'nameserver 127.0.0.1', but says: %q", actual)
  1049. }
  1050. }
  1051. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1052. testRequires(c, SameHostDaemon)
  1053. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1054. if os.IsNotExist(err) {
  1055. c.Fatalf("/etc/resolv.conf does not exist")
  1056. }
  1057. hostNamservers := resolvconf.GetNameservers(origResolvConf)
  1058. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1059. var out string
  1060. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1061. if out, _, _, err = runCommandWithStdoutStderr(cmd); err != nil {
  1062. c.Fatal(err, out)
  1063. }
  1064. if actualNameservers := resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "127.0.0.1" {
  1065. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1066. }
  1067. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1068. if len(actualSearch) != len(hostSearch) {
  1069. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1070. }
  1071. for i := range actualSearch {
  1072. if actualSearch[i] != hostSearch[i] {
  1073. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1074. }
  1075. }
  1076. cmd = exec.Command(dockerBinary, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1077. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1078. c.Fatal(err, out)
  1079. }
  1080. actualNameservers := resolvconf.GetNameservers([]byte(out))
  1081. if len(actualNameservers) != len(hostNamservers) {
  1082. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1083. }
  1084. for i := range actualNameservers {
  1085. if actualNameservers[i] != hostNamservers[i] {
  1086. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1087. }
  1088. }
  1089. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1090. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1091. }
  1092. // test with file
  1093. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1094. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1095. c.Fatal(err)
  1096. }
  1097. // put the old resolvconf back
  1098. defer func() {
  1099. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1100. c.Fatal(err)
  1101. }
  1102. }()
  1103. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1104. if os.IsNotExist(err) {
  1105. c.Fatalf("/etc/resolv.conf does not exist")
  1106. }
  1107. hostNamservers = resolvconf.GetNameservers(resolvConf)
  1108. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1109. cmd = exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1110. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1111. c.Fatal(err, out)
  1112. }
  1113. if actualNameservers = resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1114. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1115. }
  1116. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1117. if len(actualSearch) != len(hostSearch) {
  1118. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1119. }
  1120. for i := range actualSearch {
  1121. if actualSearch[i] != hostSearch[i] {
  1122. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1123. }
  1124. }
  1125. }
  1126. // Test to see if a non-root user can resolve a DNS name and reach out to it. Also
  1127. // check if the container resolv.conf file has atleast 0644 perm.
  1128. func (s *DockerSuite) TestRunNonRootUserResolvName(c *check.C) {
  1129. testRequires(c, SameHostDaemon)
  1130. testRequires(c, Network)
  1131. cmd := exec.Command(dockerBinary, "run", "--name=testperm", "--user=default", "busybox", "ping", "-c", "1", "www.docker.io")
  1132. if out, err := runCommand(cmd); err != nil {
  1133. c.Fatal(err, out)
  1134. }
  1135. cID, err := getIDByName("testperm")
  1136. if err != nil {
  1137. c.Fatal(err)
  1138. }
  1139. fmode := (os.FileMode)(0644)
  1140. finfo, err := os.Stat(containerStorageFile(cID, "resolv.conf"))
  1141. if err != nil {
  1142. c.Fatal(err)
  1143. }
  1144. if (finfo.Mode() & fmode) != fmode {
  1145. c.Fatalf("Expected container resolv.conf mode to be atleast %s, instead got %s", fmode.String(), finfo.Mode().String())
  1146. }
  1147. }
  1148. // Test if container resolv.conf gets updated the next time it restarts
  1149. // if host /etc/resolv.conf has changed. This only applies if the container
  1150. // uses the host's /etc/resolv.conf and does not have any dns options provided.
  1151. func (s *DockerSuite) TestRunResolvconfUpdate(c *check.C) {
  1152. testRequires(c, SameHostDaemon)
  1153. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78")
  1154. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1155. //take a copy of resolv.conf for restoring after test completes
  1156. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1157. if err != nil {
  1158. c.Fatal(err)
  1159. }
  1160. // This test case is meant to test monitoring resolv.conf when it is
  1161. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1162. // it with a file containing the original settings.
  1163. cmd := exec.Command("umount", "/etc/resolv.conf")
  1164. if _, err = runCommand(cmd); err != nil {
  1165. c.Fatal(err)
  1166. }
  1167. //cleanup
  1168. defer func() {
  1169. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1170. c.Fatal(err)
  1171. }
  1172. }()
  1173. //1. test that a restarting container gets an updated resolv.conf
  1174. cmd = exec.Command(dockerBinary, "run", "--name='first'", "busybox", "true")
  1175. if _, err := runCommand(cmd); err != nil {
  1176. c.Fatal(err)
  1177. }
  1178. containerID1, err := getIDByName("first")
  1179. if err != nil {
  1180. c.Fatal(err)
  1181. }
  1182. // replace resolv.conf with our temporary copy
  1183. bytesResolvConf := []byte(tmpResolvConf)
  1184. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1185. c.Fatal(err)
  1186. }
  1187. // start the container again to pickup changes
  1188. cmd = exec.Command(dockerBinary, "start", "first")
  1189. if out, err := runCommand(cmd); err != nil {
  1190. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1191. }
  1192. // check for update in container
  1193. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1194. if err != nil {
  1195. c.Fatal(err)
  1196. }
  1197. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1198. c.Fatalf("Restarted container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1199. }
  1200. /* //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1201. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1202. c.Fatal(err)
  1203. } */
  1204. //2. test that a restarting container does not receive resolv.conf updates
  1205. // if it modified the container copy of the starting point resolv.conf
  1206. cmd = exec.Command(dockerBinary, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1207. if _, err = runCommand(cmd); err != nil {
  1208. c.Fatal(err)
  1209. }
  1210. containerID2, err := getIDByName("second")
  1211. if err != nil {
  1212. c.Fatal(err)
  1213. }
  1214. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1215. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1216. c.Fatal(err)
  1217. }
  1218. // start the container again
  1219. cmd = exec.Command(dockerBinary, "start", "second")
  1220. if out, err := runCommand(cmd); err != nil {
  1221. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1222. }
  1223. // check for update in container
  1224. containerResolv, err = readContainerFile(containerID2, "resolv.conf")
  1225. if err != nil {
  1226. c.Fatal(err)
  1227. }
  1228. if bytes.Equal(containerResolv, resolvConfSystem) {
  1229. c.Fatalf("Restarting a container after container updated resolv.conf should not pick up host changes; expected %q, got %q", string(containerResolv), string(resolvConfSystem))
  1230. }
  1231. //3. test that a running container's resolv.conf is not modified while running
  1232. cmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1233. out, _, err := runCommandWithOutput(cmd)
  1234. if err != nil {
  1235. c.Fatal(err)
  1236. }
  1237. runningContainerID := strings.TrimSpace(out)
  1238. // replace resolv.conf
  1239. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1240. c.Fatal(err)
  1241. }
  1242. // check for update in container
  1243. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1244. if err != nil {
  1245. c.Fatal(err)
  1246. }
  1247. if bytes.Equal(containerResolv, bytesResolvConf) {
  1248. c.Fatalf("Running container should not have updated resolv.conf; expected %q, got %q", string(resolvConfSystem), string(containerResolv))
  1249. }
  1250. //4. test that a running container's resolv.conf is updated upon restart
  1251. // (the above container is still running..)
  1252. cmd = exec.Command(dockerBinary, "restart", runningContainerID)
  1253. if _, err = runCommand(cmd); err != nil {
  1254. c.Fatal(err)
  1255. }
  1256. // check for update in container
  1257. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1258. if err != nil {
  1259. c.Fatal(err)
  1260. }
  1261. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1262. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", string(bytesResolvConf), string(containerResolv))
  1263. }
  1264. //5. test that additions of a localhost resolver are cleaned from
  1265. // host resolv.conf before updating container's resolv.conf copies
  1266. // replace resolv.conf with a localhost-only nameserver copy
  1267. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1268. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1269. c.Fatal(err)
  1270. }
  1271. // start the container again to pickup changes
  1272. cmd = exec.Command(dockerBinary, "start", "first")
  1273. if out, err := runCommand(cmd); err != nil {
  1274. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1275. }
  1276. // our first exited container ID should have been updated, but with default DNS
  1277. // after the cleanup of resolv.conf found only a localhost nameserver:
  1278. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1279. if err != nil {
  1280. c.Fatal(err)
  1281. }
  1282. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1283. if !bytes.Equal(containerResolv, []byte(expected)) {
  1284. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1285. }
  1286. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1287. // of containers' resolv.conf.
  1288. // Restore the original resolv.conf
  1289. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1290. c.Fatal(err)
  1291. }
  1292. // Run the container so it picks up the old settings
  1293. cmd = exec.Command(dockerBinary, "run", "--name='third'", "busybox", "true")
  1294. if _, err := runCommand(cmd); err != nil {
  1295. c.Fatal(err)
  1296. }
  1297. containerID3, err := getIDByName("third")
  1298. if err != nil {
  1299. c.Fatal(err)
  1300. }
  1301. // Create a modified resolv.conf.aside and override resolv.conf with it
  1302. bytesResolvConf = []byte(tmpResolvConf)
  1303. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1304. c.Fatal(err)
  1305. }
  1306. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1307. if err != nil {
  1308. c.Fatal(err)
  1309. }
  1310. // start the container again to pickup changes
  1311. cmd = exec.Command(dockerBinary, "start", "third")
  1312. if out, err := runCommand(cmd); err != nil {
  1313. c.Fatalf("Errored out %s, \nerror: %v", string(out), err)
  1314. }
  1315. // check for update in container
  1316. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1317. if err != nil {
  1318. c.Fatal(err)
  1319. }
  1320. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1321. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1322. }
  1323. //cleanup, restore original resolv.conf happens in defer func()
  1324. }
  1325. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1326. cmd := exec.Command(dockerBinary, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1327. out, _, err := runCommandWithOutput(cmd)
  1328. if err != nil {
  1329. c.Fatal(err, out)
  1330. }
  1331. actual := strings.Trim(out, "\r\n")
  1332. if actual != "86.75.30.9\textra" {
  1333. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1334. }
  1335. }
  1336. // Regression test for #6983
  1337. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1338. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stderr", "busybox", "true")
  1339. exitCode, err := runCommand(cmd)
  1340. if err != nil {
  1341. c.Fatal(err)
  1342. } else if exitCode != 0 {
  1343. c.Fatalf("Container should have exited with error code 0")
  1344. }
  1345. }
  1346. // Regression test for #6983
  1347. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1348. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "busybox", "true")
  1349. exitCode, err := runCommand(cmd)
  1350. if err != nil {
  1351. c.Fatal(err)
  1352. } else if exitCode != 0 {
  1353. c.Fatalf("Container should have exited with error code 0")
  1354. }
  1355. }
  1356. // Regression test for #6983
  1357. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1358. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1359. exitCode, err := runCommand(cmd)
  1360. if err != nil {
  1361. c.Fatal(err)
  1362. } else if exitCode != 0 {
  1363. c.Fatalf("Container should have exited with error code 0")
  1364. }
  1365. }
  1366. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1367. // but using --attach instead of -a to make sure we read the flag correctly
  1368. func (s *DockerSuite) TestRunAttachWithDetach(c *check.C) {
  1369. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1370. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1371. if err == nil {
  1372. c.Fatal("Container should have exited with error code different than 0")
  1373. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1374. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1375. }
  1376. }
  1377. func (s *DockerSuite) TestRunState(c *check.C) {
  1378. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1379. out, _, err := runCommandWithOutput(cmd)
  1380. if err != nil {
  1381. c.Fatal(err, out)
  1382. }
  1383. id := strings.TrimSpace(out)
  1384. state, err := inspectField(id, "State.Running")
  1385. c.Assert(err, check.IsNil)
  1386. if state != "true" {
  1387. c.Fatal("Container state is 'not running'")
  1388. }
  1389. pid1, err := inspectField(id, "State.Pid")
  1390. c.Assert(err, check.IsNil)
  1391. if pid1 == "0" {
  1392. c.Fatal("Container state Pid 0")
  1393. }
  1394. cmd = exec.Command(dockerBinary, "stop", id)
  1395. out, _, err = runCommandWithOutput(cmd)
  1396. if err != nil {
  1397. c.Fatal(err, out)
  1398. }
  1399. state, err = inspectField(id, "State.Running")
  1400. c.Assert(err, check.IsNil)
  1401. if state != "false" {
  1402. c.Fatal("Container state is 'running'")
  1403. }
  1404. pid2, err := inspectField(id, "State.Pid")
  1405. c.Assert(err, check.IsNil)
  1406. if pid2 == pid1 {
  1407. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1408. }
  1409. cmd = exec.Command(dockerBinary, "start", id)
  1410. out, _, err = runCommandWithOutput(cmd)
  1411. if err != nil {
  1412. c.Fatal(err, out)
  1413. }
  1414. state, err = inspectField(id, "State.Running")
  1415. c.Assert(err, check.IsNil)
  1416. if state != "true" {
  1417. c.Fatal("Container state is 'not running'")
  1418. }
  1419. pid3, err := inspectField(id, "State.Pid")
  1420. c.Assert(err, check.IsNil)
  1421. if pid3 == pid1 {
  1422. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1423. }
  1424. }
  1425. // Test for #1737
  1426. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1427. name := "testrunvolumesuidgid"
  1428. _, err := buildImage(name,
  1429. `FROM busybox
  1430. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1431. RUN echo 'dockerio:x:1001:' >> /etc/group
  1432. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1433. true)
  1434. if err != nil {
  1435. c.Fatal(err)
  1436. }
  1437. // Test that the uid and gid is copied from the image to the volume
  1438. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1439. out, _, err := runCommandWithOutput(cmd)
  1440. if err != nil {
  1441. c.Fatal(err, out)
  1442. }
  1443. out = strings.TrimSpace(out)
  1444. if out != "dockerio:dockerio" {
  1445. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1446. }
  1447. }
  1448. // Test for #1582
  1449. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1450. name := "testruncopyvolumecontent"
  1451. _, err := buildImage(name,
  1452. `FROM busybox
  1453. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1454. true)
  1455. if err != nil {
  1456. c.Fatal(err)
  1457. }
  1458. // Test that the content is copied from the image to the volume
  1459. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1460. out, _, err := runCommandWithOutput(cmd)
  1461. if err != nil {
  1462. c.Fatal(err, out)
  1463. }
  1464. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1465. c.Fatal("Container failed to transfer content to volume")
  1466. }
  1467. }
  1468. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1469. name := "testrunmdcleanuponentrypoint"
  1470. if _, err := buildImage(name,
  1471. `FROM busybox
  1472. ENTRYPOINT ["echo"]
  1473. CMD ["testingpoint"]`,
  1474. true); err != nil {
  1475. c.Fatal(err)
  1476. }
  1477. runCmd := exec.Command(dockerBinary, "run", "--entrypoint", "whoami", name)
  1478. out, exit, err := runCommandWithOutput(runCmd)
  1479. if err != nil {
  1480. c.Fatalf("Error: %v, out: %q", err, out)
  1481. }
  1482. if exit != 0 {
  1483. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1484. }
  1485. out = strings.TrimSpace(out)
  1486. if out != "root" {
  1487. c.Fatalf("Expected output root, got %q", out)
  1488. }
  1489. }
  1490. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1491. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1492. runCmd := exec.Command(dockerBinary, "run", "-w", "/bin/cat", "busybox")
  1493. out, exit, err := runCommandWithOutput(runCmd)
  1494. if !(err != nil && exit == 1 && strings.Contains(out, "Cannot mkdir: /bin/cat is not a directory")) {
  1495. c.Fatalf("Docker must complains about making dir, but we got out: %s, exit: %d, err: %s", out, exit, err)
  1496. }
  1497. }
  1498. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1499. name := "testrunexitonstdinclose"
  1500. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", "/bin/cat")
  1501. stdin, err := runCmd.StdinPipe()
  1502. if err != nil {
  1503. c.Fatal(err)
  1504. }
  1505. stdout, err := runCmd.StdoutPipe()
  1506. if err != nil {
  1507. c.Fatal(err)
  1508. }
  1509. if err := runCmd.Start(); err != nil {
  1510. c.Fatal(err)
  1511. }
  1512. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1513. c.Fatal(err)
  1514. }
  1515. r := bufio.NewReader(stdout)
  1516. line, err := r.ReadString('\n')
  1517. if err != nil {
  1518. c.Fatal(err)
  1519. }
  1520. line = strings.TrimSpace(line)
  1521. if line != "hello" {
  1522. c.Fatalf("Output should be 'hello', got '%q'", line)
  1523. }
  1524. if err := stdin.Close(); err != nil {
  1525. c.Fatal(err)
  1526. }
  1527. finish := make(chan error)
  1528. go func() {
  1529. finish <- runCmd.Wait()
  1530. close(finish)
  1531. }()
  1532. select {
  1533. case err := <-finish:
  1534. c.Assert(err, check.IsNil)
  1535. case <-time.After(1 * time.Second):
  1536. c.Fatal("docker run failed to exit on stdin close")
  1537. }
  1538. state, err := inspectField(name, "State.Running")
  1539. c.Assert(err, check.IsNil)
  1540. if state != "false" {
  1541. c.Fatal("Container must be stopped after stdin closing")
  1542. }
  1543. }
  1544. // Test for #2267
  1545. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1546. name := "writehosts"
  1547. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1548. out, _, err := runCommandWithOutput(cmd)
  1549. if err != nil {
  1550. c.Fatal(err, out)
  1551. }
  1552. if !strings.Contains(out, "test2267") {
  1553. c.Fatal("/etc/hosts should contain 'test2267'")
  1554. }
  1555. cmd = exec.Command(dockerBinary, "diff", name)
  1556. if err != nil {
  1557. c.Fatal(err, out)
  1558. }
  1559. out, _, err = runCommandWithOutput(cmd)
  1560. if err != nil {
  1561. c.Fatal(err, out)
  1562. }
  1563. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1564. c.Fatal("diff should be empty")
  1565. }
  1566. }
  1567. func eqToBaseDiff(out string, c *check.C) bool {
  1568. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "echo", "hello")
  1569. out1, _, err := runCommandWithOutput(cmd)
  1570. cID := strings.TrimSpace(out1)
  1571. cmd = exec.Command(dockerBinary, "diff", cID)
  1572. baseDiff, _, err := runCommandWithOutput(cmd)
  1573. if err != nil {
  1574. c.Fatal(err, baseDiff)
  1575. }
  1576. baseArr := strings.Split(baseDiff, "\n")
  1577. sort.Strings(baseArr)
  1578. outArr := strings.Split(out, "\n")
  1579. sort.Strings(outArr)
  1580. return sliceEq(baseArr, outArr)
  1581. }
  1582. func sliceEq(a, b []string) bool {
  1583. if len(a) != len(b) {
  1584. return false
  1585. }
  1586. for i := range a {
  1587. if a[i] != b[i] {
  1588. return false
  1589. }
  1590. }
  1591. return true
  1592. }
  1593. // Test for #2267
  1594. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1595. name := "writehostname"
  1596. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1597. out, _, err := runCommandWithOutput(cmd)
  1598. if err != nil {
  1599. c.Fatal(err, out)
  1600. }
  1601. if !strings.Contains(out, "test2267") {
  1602. c.Fatal("/etc/hostname should contain 'test2267'")
  1603. }
  1604. cmd = exec.Command(dockerBinary, "diff", name)
  1605. if err != nil {
  1606. c.Fatal(err, out)
  1607. }
  1608. out, _, err = runCommandWithOutput(cmd)
  1609. if err != nil {
  1610. c.Fatal(err, out)
  1611. }
  1612. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1613. c.Fatal("diff should be empty")
  1614. }
  1615. }
  1616. // Test for #2267
  1617. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1618. name := "writeresolv"
  1619. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1620. out, _, err := runCommandWithOutput(cmd)
  1621. if err != nil {
  1622. c.Fatal(err, out)
  1623. }
  1624. if !strings.Contains(out, "test2267") {
  1625. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1626. }
  1627. cmd = exec.Command(dockerBinary, "diff", name)
  1628. if err != nil {
  1629. c.Fatal(err, out)
  1630. }
  1631. out, _, err = runCommandWithOutput(cmd)
  1632. if err != nil {
  1633. c.Fatal(err, out)
  1634. }
  1635. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1636. c.Fatal("diff should be empty")
  1637. }
  1638. }
  1639. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1640. name := "baddevice"
  1641. cmd := exec.Command(dockerBinary, "run", "--name", name, "--device", "/etc", "busybox", "true")
  1642. out, _, err := runCommandWithOutput(cmd)
  1643. if err == nil {
  1644. c.Fatal("Run should fail with bad device")
  1645. }
  1646. expected := `"/etc": not a device node`
  1647. if !strings.Contains(out, expected) {
  1648. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1649. }
  1650. }
  1651. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1652. name := "entrypoint"
  1653. cmd := exec.Command(dockerBinary, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1654. out, _, err := runCommandWithOutput(cmd)
  1655. if err != nil {
  1656. c.Fatal(err, out)
  1657. }
  1658. expected := "foobar"
  1659. if out != expected {
  1660. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1661. }
  1662. }
  1663. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1664. testRequires(c, SameHostDaemon)
  1665. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1666. if err != nil {
  1667. c.Fatal(err)
  1668. }
  1669. defer os.RemoveAll(tmpDir)
  1670. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1671. // Test reading from a read-only bind mount
  1672. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1673. out, _, err := runCommandWithOutput(cmd)
  1674. if err != nil {
  1675. c.Fatal(err, out)
  1676. }
  1677. if !strings.Contains(out, "touch-me") {
  1678. c.Fatal("Container failed to read from bind mount")
  1679. }
  1680. // test writing to bind mount
  1681. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1682. out, _, err = runCommandWithOutput(cmd)
  1683. if err != nil {
  1684. c.Fatal(err, out)
  1685. }
  1686. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1687. // test mounting to an illegal destination directory
  1688. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1689. _, err = runCommand(cmd)
  1690. if err == nil {
  1691. c.Fatal("Container bind mounted illegal directory")
  1692. }
  1693. // test mount a file
  1694. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1695. _, err = runCommand(cmd)
  1696. if err != nil {
  1697. c.Fatal(err, out)
  1698. }
  1699. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1700. expected := "yotta"
  1701. if content != expected {
  1702. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1703. }
  1704. }
  1705. // Ensure that CIDFile gets deleted if it's empty
  1706. // Perform this test by making `docker run` fail
  1707. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1708. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1709. if err != nil {
  1710. c.Fatal(err)
  1711. }
  1712. defer os.RemoveAll(tmpDir)
  1713. tmpCidFile := path.Join(tmpDir, "cid")
  1714. cmd := exec.Command(dockerBinary, "run", "--cidfile", tmpCidFile, "emptyfs")
  1715. out, _, err := runCommandWithOutput(cmd)
  1716. if err == nil {
  1717. c.Fatalf("Run without command must fail. out=%s", out)
  1718. } else if !strings.Contains(out, "No command specified") {
  1719. c.Fatalf("Run without command failed with wrong output. out=%s\nerr=%v", out, err)
  1720. }
  1721. if _, err := os.Stat(tmpCidFile); err == nil {
  1722. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1723. }
  1724. }
  1725. // #2098 - Docker cidFiles only contain short version of the containerId
  1726. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1727. // TestRunCidFile tests that run --cidfile returns the longid
  1728. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1729. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1730. if err != nil {
  1731. c.Fatal(err)
  1732. }
  1733. tmpCidFile := path.Join(tmpDir, "cid")
  1734. defer os.RemoveAll(tmpDir)
  1735. cmd := exec.Command(dockerBinary, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1736. out, _, err := runCommandWithOutput(cmd)
  1737. if err != nil {
  1738. c.Fatal(err)
  1739. }
  1740. id := strings.TrimSpace(out)
  1741. buffer, err := ioutil.ReadFile(tmpCidFile)
  1742. if err != nil {
  1743. c.Fatal(err)
  1744. }
  1745. cid := string(buffer)
  1746. if len(cid) != 64 {
  1747. c.Fatalf("--cidfile should be a long id, not %q", id)
  1748. }
  1749. if cid != id {
  1750. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1751. }
  1752. }
  1753. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1754. mac := "12:34:56:78:9a:bc"
  1755. cmd := exec.Command(dockerBinary, "run", "-i", "--rm", fmt.Sprintf("--mac-address=%s", mac), "busybox", "/bin/sh", "-c", "ip link show eth0 | tail -1 | awk '{print $2}'")
  1756. out, ec, err := runCommandWithOutput(cmd)
  1757. if err != nil {
  1758. c.Fatalf("exec failed:\nexit code=%v\noutput=%s", ec, out)
  1759. }
  1760. actualMac := strings.TrimSpace(out)
  1761. if actualMac != mac {
  1762. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1763. }
  1764. }
  1765. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1766. mac := "12:34:56:78:9a:bc"
  1767. cmd := exec.Command(dockerBinary, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1768. out, _, err := runCommandWithOutput(cmd)
  1769. if err != nil {
  1770. c.Fatal(err)
  1771. }
  1772. id := strings.TrimSpace(out)
  1773. inspectedMac, err := inspectField(id, "NetworkSettings.MacAddress")
  1774. c.Assert(err, check.IsNil)
  1775. if inspectedMac != mac {
  1776. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1777. }
  1778. }
  1779. // test docker run use a invalid mac address
  1780. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1781. runCmd := exec.Command(dockerBinary, "run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1782. out, _, err := runCommandWithOutput(runCmd)
  1783. //use a invalid mac address should with a error out
  1784. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1785. c.Fatalf("run with an invalid --mac-address should with error out")
  1786. }
  1787. }
  1788. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1789. testRequires(c, SameHostDaemon)
  1790. cmd := exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1791. out, _, err := runCommandWithOutput(cmd)
  1792. if err != nil {
  1793. c.Fatal(err)
  1794. }
  1795. id := strings.TrimSpace(out)
  1796. ip, err := inspectField(id, "NetworkSettings.IPAddress")
  1797. c.Assert(err, check.IsNil)
  1798. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1799. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1800. out, _, err = runCommandWithOutput(iptCmd)
  1801. if err != nil {
  1802. c.Fatal(err, out)
  1803. }
  1804. if err := deleteContainer(id); err != nil {
  1805. c.Fatal(err)
  1806. }
  1807. cmd = exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1808. out, _, err = runCommandWithOutput(cmd)
  1809. if err != nil {
  1810. c.Fatal(err, out)
  1811. }
  1812. }
  1813. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1814. testRequires(c, SameHostDaemon)
  1815. port := "1234"
  1816. cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1817. out, _, err := runCommandWithOutput(cmd)
  1818. if err != nil {
  1819. c.Fatalf("Fail to run listening container")
  1820. }
  1821. cmd = exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1822. out, _, err = runCommandWithOutput(cmd)
  1823. if err == nil {
  1824. c.Fatalf("Binding on used port must fail")
  1825. }
  1826. if !strings.Contains(out, "port is already allocated") {
  1827. c.Fatalf("Out must be about \"port is already allocated\", got %s", out)
  1828. }
  1829. }
  1830. // https://github.com/docker/docker/issues/12148
  1831. func (s *DockerSuite) TestRunAllocatePortInReservedRange(c *check.C) {
  1832. // allocate a dynamic port to get the most recent
  1833. cmd := exec.Command(dockerBinary, "run", "-d", "-P", "-p", "80", "busybox", "top")
  1834. out, _, err := runCommandWithOutput(cmd)
  1835. if err != nil {
  1836. c.Fatalf("Failed to run, output: %s, error: %s", out, err)
  1837. }
  1838. id := strings.TrimSpace(out)
  1839. cmd = exec.Command(dockerBinary, "port", id, "80")
  1840. out, _, err = runCommandWithOutput(cmd)
  1841. if err != nil {
  1842. c.Fatalf("Failed to get port, output: %s, error: %s", out, err)
  1843. }
  1844. strPort := strings.Split(strings.TrimSpace(out), ":")[1]
  1845. port, err := strconv.ParseInt(strPort, 10, 64)
  1846. if err != nil {
  1847. c.Fatalf("invalid port, got: %s, error: %s", strPort, err)
  1848. }
  1849. // allocate a static port and a dynamic port together, with static port
  1850. // takes the next recent port in dynamic port range.
  1851. cmd = exec.Command(dockerBinary, "run", "-d", "-P",
  1852. "-p", "80",
  1853. "-p", fmt.Sprintf("%d:8080", port+1),
  1854. "busybox", "top")
  1855. out, _, err = runCommandWithOutput(cmd)
  1856. if err != nil {
  1857. c.Fatalf("Failed to run, output: %s, error: %s", out, err)
  1858. }
  1859. }
  1860. // Regression test for #7792
  1861. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1862. testRequires(c, SameHostDaemon)
  1863. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1864. if err != nil {
  1865. c.Fatal(err)
  1866. }
  1867. defer os.RemoveAll(tmpDir)
  1868. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1869. if err != nil {
  1870. c.Fatal(err)
  1871. }
  1872. defer os.RemoveAll(tmpDir2)
  1873. // Create a temporary tmpfs mounc.
  1874. fooDir := filepath.Join(tmpDir, "foo")
  1875. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1876. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1877. }
  1878. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1879. c.Fatal(err)
  1880. }
  1881. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1882. c.Fatal(err)
  1883. }
  1884. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1885. c.Fatal(err)
  1886. }
  1887. cmd := exec.Command(dockerBinary, "run",
  1888. "-v", fmt.Sprintf("%s:/tmp", tmpDir),
  1889. "-v", fmt.Sprintf("%s:/tmp/foo", fooDir),
  1890. "-v", fmt.Sprintf("%s:/tmp/tmp2", tmpDir2),
  1891. "-v", fmt.Sprintf("%s:/tmp/tmp2/foo", fooDir),
  1892. "busybox:latest", "sh", "-c",
  1893. "ls /tmp/touch-me && ls /tmp/foo/touch-me && ls /tmp/tmp2/touch-me && ls /tmp/tmp2/foo/touch-me")
  1894. out, _, err := runCommandWithOutput(cmd)
  1895. if err != nil {
  1896. c.Fatal(out, err)
  1897. }
  1898. }
  1899. // Regression test for https://github.com/docker/docker/issues/8259
  1900. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1901. testRequires(c, SameHostDaemon)
  1902. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1903. if err != nil {
  1904. c.Fatal(err)
  1905. }
  1906. defer os.RemoveAll(tmpDir)
  1907. linkPath := os.TempDir() + "/testlink2"
  1908. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1909. c.Fatal(err)
  1910. }
  1911. defer os.RemoveAll(linkPath)
  1912. // Create first container
  1913. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  1914. if _, err := runCommand(cmd); err != nil {
  1915. c.Fatal(err)
  1916. }
  1917. // Create second container with same symlinked path
  1918. // This will fail if the referenced issue is hit with a "Volume exists" error
  1919. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  1920. if out, _, err := runCommandWithOutput(cmd); err != nil {
  1921. c.Fatal(err, out)
  1922. }
  1923. }
  1924. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  1925. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  1926. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  1927. out, _, err := runCommandWithOutput(cmd)
  1928. if err != nil {
  1929. c.Fatalf("failed to run container: %v, output: %q", err, out)
  1930. }
  1931. if !strings.Contains(out, "nameserver 127.0.0.1") {
  1932. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  1933. }
  1934. cmd = exec.Command(dockerBinary, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  1935. out, _, err = runCommandWithOutput(cmd)
  1936. if err != nil {
  1937. c.Fatalf("failed to run container: %v, output: %q", err, out)
  1938. }
  1939. if !strings.Contains(out, "test123") {
  1940. c.Fatal("/etc volume mount hides /etc/hostname")
  1941. }
  1942. cmd = exec.Command(dockerBinary, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  1943. out, _, err = runCommandWithOutput(cmd)
  1944. if err != nil {
  1945. c.Fatalf("failed to run container: %v, output: %q", err, out)
  1946. }
  1947. out = strings.Replace(out, "\n", " ", -1)
  1948. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  1949. c.Fatal("/etc volume mount hides /etc/hosts")
  1950. }
  1951. }
  1952. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  1953. if _, err := buildImage("dataimage",
  1954. `FROM busybox
  1955. RUN mkdir -p /foo
  1956. RUN touch /foo/bar`,
  1957. true); err != nil {
  1958. c.Fatal(err)
  1959. }
  1960. cmd := exec.Command(dockerBinary, "run", "--name", "test", "-v", "/foo", "busybox")
  1961. if _, err := runCommand(cmd); err != nil {
  1962. c.Fatal(err)
  1963. }
  1964. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar")
  1965. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  1966. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  1967. }
  1968. tmpDir := randomUnixTmpDirPath("docker_test_bind_mount_copy_data")
  1969. cmd = exec.Command(dockerBinary, "run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar")
  1970. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  1971. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  1972. }
  1973. }
  1974. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  1975. // just run with unknown image
  1976. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  1977. stdout := bytes.NewBuffer(nil)
  1978. cmd.Stdout = stdout
  1979. if err := cmd.Run(); err == nil {
  1980. c.Fatal("Run with unknown image should fail")
  1981. }
  1982. if stdout.Len() != 0 {
  1983. c.Fatalf("Stdout contains output from pull: %s", stdout)
  1984. }
  1985. }
  1986. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  1987. if _, err := buildImage("run_volumes_clean_paths",
  1988. `FROM busybox
  1989. VOLUME /foo/`,
  1990. true); err != nil {
  1991. c.Fatal(err)
  1992. }
  1993. cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "-v", "/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  1994. if out, _, err := runCommandWithOutput(cmd); err != nil {
  1995. c.Fatal(err, out)
  1996. }
  1997. out, err := inspectFieldMap("dark_helmet", "Volumes", "/foo/")
  1998. c.Assert(err, check.IsNil)
  1999. if out != "" {
  2000. c.Fatalf("Found unexpected volume entry for '/foo/' in volumes\n%q", out)
  2001. }
  2002. out, err = inspectFieldMap("dark_helmet", "Volumes", "/foo")
  2003. c.Assert(err, check.IsNil)
  2004. if !strings.Contains(out, volumesConfigPath) {
  2005. c.Fatalf("Volume was not defined for /foo\n%q", out)
  2006. }
  2007. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar/")
  2008. c.Assert(err, check.IsNil)
  2009. if out != "" {
  2010. c.Fatalf("Found unexpected volume entry for '/bar/' in volumes\n%q", out)
  2011. }
  2012. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar")
  2013. c.Assert(err, check.IsNil)
  2014. if !strings.Contains(out, volumesConfigPath) {
  2015. c.Fatalf("Volume was not defined for /bar\n%q", out)
  2016. }
  2017. }
  2018. // Regression test for #3631
  2019. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  2020. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2021. stdout, err := cont.StdoutPipe()
  2022. if err != nil {
  2023. c.Fatal(err)
  2024. }
  2025. if err := cont.Start(); err != nil {
  2026. c.Fatal(err)
  2027. }
  2028. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2029. if err != nil {
  2030. c.Fatal(err)
  2031. }
  2032. expected := 2 * 1024 * 2000
  2033. if n != expected {
  2034. c.Fatalf("Expected %d, got %d", expected, n)
  2035. }
  2036. }
  2037. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  2038. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2039. out, _, err := runCommandWithOutput(cmd)
  2040. if err != nil {
  2041. c.Fatal(err)
  2042. }
  2043. id := strings.TrimSpace(out)
  2044. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2045. c.Assert(err, check.IsNil)
  2046. var ports nat.PortMap
  2047. if err = unmarshalJSON([]byte(portstr), &ports); err != nil {
  2048. c.Fatal(err)
  2049. }
  2050. for port, binding := range ports {
  2051. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2052. if portnum < 3000 || portnum > 3003 {
  2053. c.Fatalf("Port %d is out of range ", portnum)
  2054. }
  2055. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2056. c.Fatalf("Port is not mapped for the port %d", port)
  2057. }
  2058. }
  2059. }
  2060. // test docker run expose a invalid port
  2061. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  2062. runCmd := exec.Command(dockerBinary, "run", "--expose", "80000", "busybox")
  2063. out, _, err := runCommandWithOutput(runCmd)
  2064. //expose a invalid port should with a error out
  2065. if err == nil || !strings.Contains(out, "Invalid range format for --expose") {
  2066. c.Fatalf("run --expose a invalid port should with error out")
  2067. }
  2068. }
  2069. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2070. testRequires(c, NativeExecDriver)
  2071. runCmd := exec.Command(dockerBinary, "create", "busybox", "/bin/nada")
  2072. cID, _, _, err := runCommandWithStdoutStderr(runCmd)
  2073. if err != nil {
  2074. c.Fatalf("Failed to create container: %v, output: %q", err, cID)
  2075. }
  2076. cID = strings.TrimSpace(cID)
  2077. runCmd = exec.Command(dockerBinary, "start", cID)
  2078. _, _, _, _ = runCommandWithStdoutStderr(runCmd)
  2079. rc, err := inspectField(cID, "State.ExitCode")
  2080. c.Assert(err, check.IsNil)
  2081. if rc == "0" {
  2082. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2083. }
  2084. }
  2085. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2086. testRequires(c, SameHostDaemon)
  2087. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2088. if err != nil {
  2089. c.Fatal(err)
  2090. }
  2091. cmd := exec.Command(dockerBinary, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2092. out2, _, err := runCommandWithOutput(cmd)
  2093. if err != nil {
  2094. c.Fatal(err, out2)
  2095. }
  2096. out2 = strings.Trim(out2, "\n")
  2097. if hostIpc != out2 {
  2098. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out2)
  2099. }
  2100. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2101. out2, _, err = runCommandWithOutput(cmd)
  2102. if err != nil {
  2103. c.Fatal(err, out2)
  2104. }
  2105. out2 = strings.Trim(out2, "\n")
  2106. if hostIpc == out2 {
  2107. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out2)
  2108. }
  2109. }
  2110. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2111. testRequires(c, SameHostDaemon)
  2112. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2113. out, _, err := runCommandWithOutput(cmd)
  2114. if err != nil {
  2115. c.Fatal(err, out)
  2116. }
  2117. id := strings.TrimSpace(out)
  2118. state, err := inspectField(id, "State.Running")
  2119. c.Assert(err, check.IsNil)
  2120. if state != "true" {
  2121. c.Fatal("Container state is 'not running'")
  2122. }
  2123. pid1, err := inspectField(id, "State.Pid")
  2124. c.Assert(err, check.IsNil)
  2125. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2126. if err != nil {
  2127. c.Fatal(err)
  2128. }
  2129. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2130. out2, _, err := runCommandWithOutput(cmd)
  2131. if err != nil {
  2132. c.Fatal(err, out2)
  2133. }
  2134. out2 = strings.Trim(out2, "\n")
  2135. if parentContainerIpc != out2 {
  2136. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out2)
  2137. }
  2138. }
  2139. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2140. cmd := exec.Command(dockerBinary, "run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2141. out, _, err := runCommandWithOutput(cmd)
  2142. if !strings.Contains(out, "abcd1234") || err == nil {
  2143. c.Fatalf("run IPC from a non exists container should with correct error out")
  2144. }
  2145. }
  2146. func (s *DockerSuite) TestRunModeIpcContainerNotRunning(c *check.C) {
  2147. testRequires(c, SameHostDaemon)
  2148. cmd := exec.Command(dockerBinary, "create", "busybox")
  2149. out, _, err := runCommandWithOutput(cmd)
  2150. if err != nil {
  2151. c.Fatal(err, out)
  2152. }
  2153. id := strings.TrimSpace(out)
  2154. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox")
  2155. out, _, err = runCommandWithOutput(cmd)
  2156. if err == nil {
  2157. c.Fatalf("Run container with ipc mode container should fail with non running container: %s\n%s", out, err)
  2158. }
  2159. }
  2160. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2161. testRequires(c, SameHostDaemon)
  2162. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2163. out, _, err := runCommandWithOutput(cmd)
  2164. if err != nil {
  2165. c.Fatal(err, out)
  2166. }
  2167. id := strings.TrimSpace(out)
  2168. if err := waitRun(id); err != nil {
  2169. c.Fatal(err)
  2170. }
  2171. pid1, err := inspectField(id, "State.Pid")
  2172. c.Assert(err, check.IsNil)
  2173. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2174. if err != nil {
  2175. c.Fatal(err)
  2176. }
  2177. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2178. out2, _, err := runCommandWithOutput(cmd)
  2179. if err != nil {
  2180. c.Fatal(err, out2)
  2181. }
  2182. out2 = strings.Trim(out2, "\n")
  2183. if parentContainerNet != out2 {
  2184. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out2)
  2185. }
  2186. }
  2187. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2188. testRequires(c, NativeExecDriver, SameHostDaemon)
  2189. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2190. if err != nil {
  2191. c.Fatal(err)
  2192. }
  2193. cmd := exec.Command(dockerBinary, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2194. out2, _, err := runCommandWithOutput(cmd)
  2195. if err != nil {
  2196. c.Fatal(err, out2)
  2197. }
  2198. out2 = strings.Trim(out2, "\n")
  2199. if hostPid != out2 {
  2200. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out2)
  2201. }
  2202. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2203. out2, _, err = runCommandWithOutput(cmd)
  2204. if err != nil {
  2205. c.Fatal(err, out2)
  2206. }
  2207. out2 = strings.Trim(out2, "\n")
  2208. if hostPid == out2 {
  2209. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out2)
  2210. }
  2211. }
  2212. func (s *DockerSuite) TestRunModeUTSHost(c *check.C) {
  2213. testRequires(c, NativeExecDriver, SameHostDaemon)
  2214. hostUTS, err := os.Readlink("/proc/1/ns/uts")
  2215. if err != nil {
  2216. c.Fatal(err)
  2217. }
  2218. cmd := exec.Command(dockerBinary, "run", "--uts=host", "busybox", "readlink", "/proc/self/ns/uts")
  2219. out2, _, err := runCommandWithOutput(cmd)
  2220. if err != nil {
  2221. c.Fatal(err, out2)
  2222. }
  2223. out2 = strings.Trim(out2, "\n")
  2224. if hostUTS != out2 {
  2225. c.Fatalf("UTS different with --uts=host %s != %s\n", hostUTS, out2)
  2226. }
  2227. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/uts")
  2228. out2, _, err = runCommandWithOutput(cmd)
  2229. if err != nil {
  2230. c.Fatal(err, out2)
  2231. }
  2232. out2 = strings.Trim(out2, "\n")
  2233. if hostUTS == out2 {
  2234. c.Fatalf("UTS should be different without --uts=host %s == %s\n", hostUTS, out2)
  2235. }
  2236. }
  2237. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2238. cmd := exec.Command(dockerBinary, "ps")
  2239. out, ec, err := runCommandWithOutput(cmd)
  2240. if err != nil || ec != 0 {
  2241. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2242. }
  2243. // Regardless of whether we specify true or false we need to
  2244. // test to make sure tls is turned on if --tlsverify is specified at all
  2245. cmd = exec.Command(dockerBinary, "--tlsverify=false", "ps")
  2246. out, ec, err = runCommandWithOutput(cmd)
  2247. if err == nil || ec == 0 || !strings.Contains(out, "trying to connect") {
  2248. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2249. }
  2250. cmd = exec.Command(dockerBinary, "--tlsverify=true", "ps")
  2251. out, ec, err = runCommandWithOutput(cmd)
  2252. if err == nil || ec == 0 || !strings.Contains(out, "cert") {
  2253. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2254. }
  2255. }
  2256. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2257. // first find allocator current position
  2258. cmd := exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2259. out, _, err := runCommandWithOutput(cmd)
  2260. if err != nil {
  2261. c.Fatal(out, err)
  2262. }
  2263. id := strings.TrimSpace(out)
  2264. cmd = exec.Command(dockerBinary, "port", id)
  2265. out, _, err = runCommandWithOutput(cmd)
  2266. if err != nil {
  2267. c.Fatal(out, err)
  2268. }
  2269. out = strings.TrimSpace(out)
  2270. if out == "" {
  2271. c.Fatal("docker port command output is empty")
  2272. }
  2273. out = strings.Split(out, ":")[1]
  2274. lastPort, err := strconv.Atoi(out)
  2275. if err != nil {
  2276. c.Fatal(err)
  2277. }
  2278. port := lastPort + 1
  2279. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2280. if err != nil {
  2281. c.Fatal(err)
  2282. }
  2283. defer l.Close()
  2284. cmd = exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2285. out, _, err = runCommandWithOutput(cmd)
  2286. if err != nil {
  2287. c.Fatalf(out, err)
  2288. }
  2289. id = strings.TrimSpace(out)
  2290. cmd = exec.Command(dockerBinary, "port", id)
  2291. out, _, err = runCommandWithOutput(cmd)
  2292. if err != nil {
  2293. c.Fatal(out, err)
  2294. }
  2295. }
  2296. func (s *DockerSuite) TestRunTtyWithPipe(c *check.C) {
  2297. errChan := make(chan error)
  2298. go func() {
  2299. defer close(errChan)
  2300. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2301. if _, err := cmd.StdinPipe(); err != nil {
  2302. errChan <- err
  2303. return
  2304. }
  2305. expected := "cannot enable tty mode"
  2306. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2307. errChan <- fmt.Errorf("run should have failed")
  2308. return
  2309. } else if !strings.Contains(out, expected) {
  2310. errChan <- fmt.Errorf("run failed with error %q: expected %q", out, expected)
  2311. return
  2312. }
  2313. }()
  2314. select {
  2315. case err := <-errChan:
  2316. c.Assert(err, check.IsNil)
  2317. case <-time.After(3 * time.Second):
  2318. c.Fatal("container is running but should have failed")
  2319. }
  2320. }
  2321. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2322. addr := "00:16:3E:08:00:50"
  2323. cmd := exec.Command(dockerBinary, "run", "--mac-address", addr, "busybox", "ifconfig")
  2324. if out, _, err := runCommandWithOutput(cmd); err != nil || !strings.Contains(out, addr) {
  2325. c.Fatalf("Output should have contained %q: %s, %v", addr, out, err)
  2326. }
  2327. }
  2328. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2329. testRequires(c, SameHostDaemon)
  2330. hostNet, err := os.Readlink("/proc/1/ns/net")
  2331. if err != nil {
  2332. c.Fatal(err)
  2333. }
  2334. cmd := exec.Command(dockerBinary, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2335. out2, _, err := runCommandWithOutput(cmd)
  2336. if err != nil {
  2337. c.Fatal(err, out2)
  2338. }
  2339. out2 = strings.Trim(out2, "\n")
  2340. if hostNet != out2 {
  2341. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out2)
  2342. }
  2343. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/net")
  2344. out2, _, err = runCommandWithOutput(cmd)
  2345. if err != nil {
  2346. c.Fatal(err, out2)
  2347. }
  2348. out2 = strings.Trim(out2, "\n")
  2349. if hostNet == out2 {
  2350. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out2)
  2351. }
  2352. }
  2353. func (s *DockerSuite) TestRunNetHostTwiceSameName(c *check.C) {
  2354. testRequires(c, SameHostDaemon)
  2355. cmd := exec.Command(dockerBinary, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2356. out2, _, err := runCommandWithOutput(cmd)
  2357. if err != nil {
  2358. c.Fatal(err, out2)
  2359. }
  2360. cmd = exec.Command(dockerBinary, "run", "--rm", "--name=thost", "--net=host", "busybox", "true")
  2361. out2, _, err = runCommandWithOutput(cmd)
  2362. if err != nil {
  2363. c.Fatal(err, out2)
  2364. }
  2365. }
  2366. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2367. testRequires(c, SameHostDaemon)
  2368. hostNet, err := os.Readlink("/proc/1/ns/net")
  2369. if err != nil {
  2370. c.Fatal(err)
  2371. }
  2372. cmd := exec.Command(dockerBinary, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2373. out, _, err := runCommandWithOutput(cmd)
  2374. if err != nil {
  2375. c.Fatal(err, out)
  2376. }
  2377. cmd = exec.Command(dockerBinary, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2378. out, _, err = runCommandWithOutput(cmd)
  2379. if err != nil {
  2380. c.Fatal(err, out)
  2381. }
  2382. out = strings.Trim(out, "\n")
  2383. if hostNet != out {
  2384. c.Fatalf("Container should have host network namespace")
  2385. }
  2386. }
  2387. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2388. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2389. out, _, err := runCommandWithOutput(cmd)
  2390. id := strings.TrimSpace(out)
  2391. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2392. c.Assert(err, check.IsNil)
  2393. var ports nat.PortMap
  2394. err = unmarshalJSON([]byte(portstr), &ports)
  2395. for port, binding := range ports {
  2396. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2397. if portnum < 3000 || portnum > 3003 {
  2398. c.Fatalf("Port %d is out of range ", portnum)
  2399. }
  2400. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2401. c.Fatal("Port is not mapped for the port "+port, out)
  2402. }
  2403. }
  2404. }
  2405. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2406. runCmd := exec.Command(dockerBinary, "run", "-d", "--name", "test", "busybox", "top")
  2407. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  2408. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2409. }
  2410. out, err := inspectField("test", "HostConfig.RestartPolicy.Name")
  2411. c.Assert(err, check.IsNil)
  2412. if out != "no" {
  2413. c.Fatalf("Set default restart policy failed")
  2414. }
  2415. }
  2416. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2417. out, err := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:3", "busybox", "false").CombinedOutput()
  2418. if err != nil {
  2419. c.Fatal(string(out), err)
  2420. }
  2421. id := strings.TrimSpace(string(out))
  2422. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 10); err != nil {
  2423. c.Fatal(err)
  2424. }
  2425. count, err := inspectField(id, "RestartCount")
  2426. c.Assert(err, check.IsNil)
  2427. if count != "3" {
  2428. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2429. }
  2430. MaximumRetryCount, err := inspectField(id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2431. c.Assert(err, check.IsNil)
  2432. if MaximumRetryCount != "3" {
  2433. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2434. }
  2435. }
  2436. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2437. out, err := exec.Command(dockerBinary, "run", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2438. if err != nil {
  2439. c.Fatal(string(out), err)
  2440. }
  2441. }
  2442. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2443. testRequires(c, NativeExecDriver)
  2444. for _, f := range []string{"/file", "/etc/hosts", "/etc/resolv.conf", "/etc/hostname", "/proc/uptime", "/sys/kernel", "/dev/.dont.touch.me"} {
  2445. testReadOnlyFile(f, c)
  2446. }
  2447. }
  2448. func (s *DockerSuite) TestPermissionsPtsReadonlyRootfs(c *check.C) {
  2449. testRequires(c, NativeExecDriver)
  2450. // Ensure we have not broken writing /dev/pts
  2451. out, status := dockerCmd(c, "run", "--read-only", "--rm", "busybox", "mount")
  2452. if status != 0 {
  2453. c.Fatal("Could not obtain mounts when checking /dev/pts mntpnt.")
  2454. }
  2455. expected := "type devpts (rw,"
  2456. if !strings.Contains(string(out), expected) {
  2457. c.Fatalf("expected output to contain %s but contains %s", expected, out)
  2458. }
  2459. }
  2460. func testReadOnlyFile(filename string, c *check.C) {
  2461. testRequires(c, NativeExecDriver)
  2462. out, err := exec.Command(dockerBinary, "run", "--read-only", "--rm", "busybox", "touch", filename).CombinedOutput()
  2463. if err == nil {
  2464. c.Fatal("expected container to error on run with read only error")
  2465. }
  2466. expected := "Read-only file system"
  2467. if !strings.Contains(string(out), expected) {
  2468. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2469. }
  2470. out, err = exec.Command(dockerBinary, "run", "--read-only", "--privileged", "--rm", "busybox", "touch", filename).CombinedOutput()
  2471. if err == nil {
  2472. c.Fatal("expected container to error on run with read only error")
  2473. }
  2474. expected = "Read-only file system"
  2475. if !strings.Contains(string(out), expected) {
  2476. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2477. }
  2478. }
  2479. func (s *DockerSuite) TestRunContainerWithReadonlyEtcHostsAndLinkedContainer(c *check.C) {
  2480. testRequires(c, NativeExecDriver)
  2481. _, err := runCommand(exec.Command(dockerBinary, "run", "-d", "--name", "test-etc-hosts-ro-linked", "busybox", "top"))
  2482. c.Assert(err, check.IsNil)
  2483. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--link", "test-etc-hosts-ro-linked:testlinked", "busybox", "cat", "/etc/hosts"))
  2484. c.Assert(err, check.IsNil)
  2485. if !strings.Contains(string(out), "testlinked") {
  2486. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled")
  2487. }
  2488. }
  2489. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithDnsFlag(c *check.C) {
  2490. testRequires(c, NativeExecDriver)
  2491. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--dns", "1.1.1.1", "busybox", "/bin/cat", "/etc/resolv.conf"))
  2492. c.Assert(err, check.IsNil)
  2493. if !strings.Contains(string(out), "1.1.1.1") {
  2494. c.Fatal("Expected /etc/resolv.conf to be updated even if --read-only enabled and --dns flag used")
  2495. }
  2496. }
  2497. func (s *DockerSuite) TestRunContainerWithReadonlyRootfsWithAddHostFlag(c *check.C) {
  2498. testRequires(c, NativeExecDriver)
  2499. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--read-only", "--add-host", "testreadonly:127.0.0.1", "busybox", "/bin/cat", "/etc/hosts"))
  2500. c.Assert(err, check.IsNil)
  2501. if !strings.Contains(string(out), "testreadonly") {
  2502. c.Fatal("Expected /etc/hosts to be updated even if --read-only enabled and --add-host flag used")
  2503. }
  2504. }
  2505. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2506. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "voltest", "-v", "/foo", "busybox"))
  2507. if err != nil {
  2508. c.Fatal(out, err)
  2509. }
  2510. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "top"))
  2511. if err != nil {
  2512. c.Fatal(out, err)
  2513. }
  2514. // Remove the main volume container and restart the consuming container
  2515. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "rm", "-f", "voltest"))
  2516. if err != nil {
  2517. c.Fatal(out, err)
  2518. }
  2519. // This should not fail since the volumes-from were already applied
  2520. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "restart", "restarter"))
  2521. if err != nil {
  2522. c.Fatalf("expected container to restart successfully: %v\n%s", err, out)
  2523. }
  2524. }
  2525. // run container with --rm should remove container if exit code != 0
  2526. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2527. name := "flowers"
  2528. runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2529. out, _, err := runCommandWithOutput(runCmd)
  2530. if err == nil {
  2531. c.Fatal("Expected docker run to fail", out, err)
  2532. }
  2533. out, err = getAllContainers()
  2534. if err != nil {
  2535. c.Fatal(out, err)
  2536. }
  2537. if out != "" {
  2538. c.Fatal("Expected not to have containers", out)
  2539. }
  2540. }
  2541. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2542. name := "sparkles"
  2543. runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "commandNotFound")
  2544. out, _, err := runCommandWithOutput(runCmd)
  2545. if err == nil {
  2546. c.Fatal("Expected docker run to fail", out, err)
  2547. }
  2548. out, err = getAllContainers()
  2549. if err != nil {
  2550. c.Fatal(out, err)
  2551. }
  2552. if out != "" {
  2553. c.Fatal("Expected not to have containers", out)
  2554. }
  2555. }
  2556. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2557. name := "ibuildthecloud"
  2558. if out, err := exec.Command(dockerBinary, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi").CombinedOutput(); err != nil {
  2559. c.Fatal(err, out)
  2560. }
  2561. time.Sleep(1 * time.Second)
  2562. errchan := make(chan error)
  2563. go func() {
  2564. if out, err := exec.Command(dockerBinary, "kill", name).CombinedOutput(); err != nil {
  2565. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2566. }
  2567. close(errchan)
  2568. }()
  2569. select {
  2570. case err := <-errchan:
  2571. c.Assert(err, check.IsNil)
  2572. case <-time.After(5 * time.Second):
  2573. c.Fatal("Kill container timed out")
  2574. }
  2575. }
  2576. func (s *DockerSuite) TestRunWithTooSmallMemoryLimit(c *check.C) {
  2577. // this memory limit is 1 byte less than the min, which is 4MB
  2578. // https://github.com/docker/docker/blob/v1.5.0/daemon/create.go#L22
  2579. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-m", "4194303", "busybox"))
  2580. if err == nil || !strings.Contains(out, "Minimum memory limit allowed is 4MB") {
  2581. c.Fatalf("expected run to fail when using too low a memory limit: %q", out)
  2582. }
  2583. }
  2584. func (s *DockerSuite) TestRunWriteToProcAsound(c *check.C) {
  2585. code, err := runCommand(exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "echo 111 >> /proc/asound/version"))
  2586. if err == nil || code == 0 {
  2587. c.Fatal("standard container should not be able to write to /proc/asound")
  2588. }
  2589. }
  2590. func (s *DockerSuite) TestRunReadProcTimer(c *check.C) {
  2591. testRequires(c, NativeExecDriver)
  2592. out, code, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "busybox", "cat", "/proc/timer_stats"))
  2593. if err != nil || code != 0 {
  2594. c.Fatal(err)
  2595. }
  2596. if strings.Trim(out, "\n ") != "" {
  2597. c.Fatalf("expected to receive no output from /proc/timer_stats but received %q", out)
  2598. }
  2599. }
  2600. func (s *DockerSuite) TestRunReadProcLatency(c *check.C) {
  2601. testRequires(c, NativeExecDriver)
  2602. // some kernels don't have this configured so skip the test if this file is not found
  2603. // on the host running the tests.
  2604. if _, err := os.Stat("/proc/latency_stats"); err != nil {
  2605. c.Skip("kernel doesnt have latency_stats configured")
  2606. return
  2607. }
  2608. out, code, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "busybox", "cat", "/proc/latency_stats"))
  2609. if err != nil || code != 0 {
  2610. c.Fatal(err)
  2611. }
  2612. if strings.Trim(out, "\n ") != "" {
  2613. c.Fatalf("expected to receive no output from /proc/latency_stats but received %q", out)
  2614. }
  2615. }
  2616. func (s *DockerSuite) TestMountIntoProc(c *check.C) {
  2617. testRequires(c, NativeExecDriver)
  2618. code, err := runCommand(exec.Command(dockerBinary, "run", "-v", "/proc//sys", "busybox", "true"))
  2619. if err == nil || code == 0 {
  2620. c.Fatal("container should not be able to mount into /proc")
  2621. }
  2622. }
  2623. func (s *DockerSuite) TestMountIntoSys(c *check.C) {
  2624. testRequires(c, NativeExecDriver)
  2625. _, err := runCommand(exec.Command(dockerBinary, "run", "-v", "/sys/fs/cgroup", "busybox", "true"))
  2626. if err != nil {
  2627. c.Fatal("container should be able to mount into /sys/fs/cgroup")
  2628. }
  2629. }
  2630. func (s *DockerSuite) TestRunUnshareProc(c *check.C) {
  2631. testRequires(c, Apparmor, NativeExecDriver)
  2632. name := "acidburn"
  2633. runCmd := exec.Command(dockerBinary, "run", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "--mount-proc=/proc", "mount")
  2634. if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  2635. c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  2636. }
  2637. name = "cereal"
  2638. runCmd = exec.Command(dockerBinary, "run", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2639. if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  2640. c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  2641. }
  2642. /* Ensure still fails if running privileged with the default policy */
  2643. name = "crashoverride"
  2644. runCmd = exec.Command(dockerBinary, "run", "--privileged", "--security-opt", "apparmor:docker-default", "--name", name, "jess/unshare", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc")
  2645. if out, _, err := runCommandWithOutput(runCmd); err == nil || !strings.Contains(out, "Permission denied") {
  2646. c.Fatalf("unshare should have failed with permission denied, got: %s, %v", out, err)
  2647. }
  2648. }
  2649. func (s *DockerSuite) TestRunPublishPort(c *check.C) {
  2650. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "test", "--expose", "8080", "busybox", "top"))
  2651. c.Assert(err, check.IsNil)
  2652. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "port", "test"))
  2653. c.Assert(err, check.IsNil)
  2654. out = strings.Trim(out, "\r\n")
  2655. if out != "" {
  2656. c.Fatalf("run without --publish-all should not publish port, out should be nil, but got: %s", out)
  2657. }
  2658. }
  2659. // Issue #10184.
  2660. func (s *DockerSuite) TestDevicePermissions(c *check.C) {
  2661. testRequires(c, NativeExecDriver)
  2662. const permissions = "crw-rw-rw-"
  2663. out, status := dockerCmd(c, "run", "--device", "/dev/fuse:/dev/fuse:mrw", "busybox:latest", "ls", "-l", "/dev/fuse")
  2664. if status != 0 {
  2665. c.Fatalf("expected status 0, got %d", status)
  2666. }
  2667. if !strings.HasPrefix(out, permissions) {
  2668. c.Fatalf("output should begin with %q, got %q", permissions, out)
  2669. }
  2670. }
  2671. func (s *DockerSuite) TestRunCapAddCHOWN(c *check.C) {
  2672. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=CHOWN", "busybox", "sh", "-c", "adduser -D -H newuser && chown newuser /home && echo ok")
  2673. out, _, err := runCommandWithOutput(cmd)
  2674. if err != nil {
  2675. c.Fatal(err, out)
  2676. }
  2677. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  2678. c.Fatalf("expected output ok received %s", actual)
  2679. }
  2680. }
  2681. // https://github.com/docker/docker/pull/14498
  2682. func (s *DockerSuite) TestVolumeFromMixedRWOptions(c *check.C) {
  2683. dockerCmd(c, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  2684. dockerCmd(c, "run", "--volumes-from", "parent:ro", "--name", "test-volumes-1", "busybox", "true")
  2685. dockerCmd(c, "run", "--volumes-from", "parent:rw", "--name", "test-volumes-2", "busybox", "true")
  2686. testRO, err := inspectFieldMap("test-volumes-1", ".VolumesRW", "/test")
  2687. c.Assert(err, check.IsNil)
  2688. if testRO != "false" {
  2689. c.Fatalf("Expected RO volume was RW")
  2690. }
  2691. testRW, err := inspectFieldMap("test-volumes-2", ".VolumesRW", "/test")
  2692. c.Assert(err, check.IsNil)
  2693. if testRW != "true" {
  2694. c.Fatalf("Expected RW volume was RO")
  2695. }
  2696. }