docker_cli_run_test.go 95 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/nat"
  20. "github.com/docker/docker/pkg/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. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "--memory-swap", "-1", "busybox", "true")
  49. out, _, err := runCommandWithOutput(runCmd)
  50. if err != nil {
  51. c.Fatalf("failed to run container, output: %q", out)
  52. }
  53. }
  54. // "test" should be printed
  55. func (s *DockerSuite) TestRunEchoStdoutWitCPULimit(c *check.C) {
  56. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "busybox", "echo", "test")
  57. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  58. if err != nil {
  59. c.Fatalf("failed to run container: %v, output: %q", err, out)
  60. }
  61. if out != "test\n" {
  62. c.Errorf("container should've printed 'test'")
  63. }
  64. }
  65. // "test" should be printed
  66. func (s *DockerSuite) TestRunEchoStdoutWithCPUAndMemoryLimit(c *check.C) {
  67. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "-m", "16m", "busybox", "echo", "test")
  68. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  69. if err != nil {
  70. c.Fatalf("failed to run container: %v, output: %q", err, out)
  71. }
  72. if out != "test\n" {
  73. c.Errorf("container should've printed 'test', got %q instead", out)
  74. }
  75. }
  76. // "test" should be printed
  77. func (s *DockerSuite) TestRunEchoStdoutWitCPUQuota(c *check.C) {
  78. runCmd := exec.Command(dockerBinary, "run", "--cpu-quota", "8000", "--name", "test", "busybox", "echo", "test")
  79. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  80. if err != nil {
  81. c.Fatalf("failed to run container: %v, output: %q", err, out)
  82. }
  83. out = strings.TrimSpace(out)
  84. if strings.Contains(out, "Your kernel does not support CPU cfs quota") {
  85. c.Skip("Your kernel does not support CPU cfs quota, skip this test")
  86. }
  87. if out != "test" {
  88. c.Errorf("container should've printed 'test'")
  89. }
  90. cmd := exec.Command(dockerBinary, "inspect", "-f", "{{.HostConfig.CpuQuota}}", "test")
  91. out, _, err = runCommandWithOutput(cmd)
  92. if err != nil {
  93. c.Fatalf("failed to inspect container: %s, %v", out, err)
  94. }
  95. out = strings.TrimSpace(out)
  96. if out != "8000" {
  97. c.Errorf("setting the CPU CFS quota failed")
  98. }
  99. }
  100. // "test" should be printed
  101. func (s *DockerSuite) TestRunEchoNamedContainer(c *check.C) {
  102. runCmd := exec.Command(dockerBinary, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  103. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  104. if err != nil {
  105. c.Fatalf("failed to run container: %v, output: %q", err, out)
  106. }
  107. if out != "test\n" {
  108. c.Errorf("container should've printed 'test'")
  109. }
  110. if err := deleteContainer("testfoonamedcontainer"); err != nil {
  111. c.Errorf("failed to remove the named container: %v", err)
  112. }
  113. }
  114. // docker run should not leak file descriptors
  115. func (s *DockerSuite) TestRunLeakyFileDescriptors(c *check.C) {
  116. runCmd := exec.Command(dockerBinary, "run", "busybox", "ls", "-C", "/proc/self/fd")
  117. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  118. if err != nil {
  119. c.Fatalf("failed to run container: %v, output: %q", err, out)
  120. }
  121. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  122. if out != "0 1 2 3\n" {
  123. c.Errorf("container should've printed '0 1 2 3', not: %s", out)
  124. }
  125. }
  126. // it should be possible to lookup Google DNS
  127. // this will fail when Internet access is unavailable
  128. func (s *DockerSuite) TestRunLookupGoogleDns(c *check.C) {
  129. testRequires(c, Network)
  130. out, _, _, err := runCommandWithStdoutStderr(exec.Command(dockerBinary, "run", "busybox", "nslookup", "google.com"))
  131. if err != nil {
  132. c.Fatalf("failed to run container: %v, output: %q", err, out)
  133. }
  134. }
  135. // the exit code should be 0
  136. // some versions of lxc might make this test fail
  137. func (s *DockerSuite) TestRunExitCodeZero(c *check.C) {
  138. runCmd := exec.Command(dockerBinary, "run", "busybox", "true")
  139. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  140. c.Errorf("container should've exited with exit code 0: %s, %v", out, err)
  141. }
  142. }
  143. // the exit code should be 1
  144. // some versions of lxc might make this test fail
  145. func (s *DockerSuite) TestRunExitCodeOne(c *check.C) {
  146. runCmd := exec.Command(dockerBinary, "run", "busybox", "false")
  147. exitCode, err := runCommand(runCmd)
  148. if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {
  149. c.Fatal(err)
  150. }
  151. if exitCode != 1 {
  152. c.Errorf("container should've exited with exit code 1")
  153. }
  154. }
  155. // it should be possible to pipe in data via stdin to a process running in a container
  156. // some versions of lxc might make this test fail
  157. func (s *DockerSuite) TestRunStdinPipe(c *check.C) {
  158. runCmd := exec.Command("bash", "-c", `echo "blahblah" | docker run -i -a stdin busybox cat`)
  159. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  160. if err != nil {
  161. c.Fatalf("failed to run container: %v, output: %q", err, out)
  162. }
  163. out = strings.TrimSpace(out)
  164. inspectCmd := exec.Command(dockerBinary, "inspect", out)
  165. if out, _, err := runCommandWithOutput(inspectCmd); err != nil {
  166. c.Fatalf("out should've been a container id: %s %v", out, err)
  167. }
  168. waitCmd := exec.Command(dockerBinary, "wait", out)
  169. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  170. c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  171. }
  172. logsCmd := exec.Command(dockerBinary, "logs", out)
  173. logsOut, _, err := runCommandWithOutput(logsCmd)
  174. if err != nil {
  175. c.Fatalf("error thrown while trying to get container logs: %s, %v", logsOut, err)
  176. }
  177. containerLogs := strings.TrimSpace(logsOut)
  178. if containerLogs != "blahblah" {
  179. c.Errorf("logs didn't print the container's logs %s", containerLogs)
  180. }
  181. rmCmd := exec.Command(dockerBinary, "rm", out)
  182. if out, _, err = runCommandWithOutput(rmCmd); err != nil {
  183. c.Fatalf("rm failed to remove container: %s, %v", out, err)
  184. }
  185. }
  186. // the container's ID should be printed when starting a container in detached mode
  187. func (s *DockerSuite) TestRunDetachedContainerIDPrinting(c *check.C) {
  188. runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  189. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  190. if err != nil {
  191. c.Fatalf("failed to run container: %v, output: %q", err, out)
  192. }
  193. out = strings.TrimSpace(out)
  194. inspectCmd := exec.Command(dockerBinary, "inspect", out)
  195. if inspectOut, _, err := runCommandWithOutput(inspectCmd); err != nil {
  196. c.Fatalf("out should've been a container id: %s %v", inspectOut, err)
  197. }
  198. waitCmd := exec.Command(dockerBinary, "wait", out)
  199. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  200. c.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  201. }
  202. rmCmd := exec.Command(dockerBinary, "rm", out)
  203. rmOut, _, err := runCommandWithOutput(rmCmd)
  204. if err != nil {
  205. c.Fatalf("rm failed to remove container: %s, %v", rmOut, err)
  206. }
  207. rmOut = strings.TrimSpace(rmOut)
  208. if rmOut != out {
  209. c.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  210. }
  211. }
  212. // the working directory should be set correctly
  213. func (s *DockerSuite) TestRunWorkingDirectory(c *check.C) {
  214. runCmd := exec.Command(dockerBinary, "run", "-w", "/root", "busybox", "pwd")
  215. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  216. if err != nil {
  217. c.Fatalf("failed to run container: %v, output: %q", err, out)
  218. }
  219. out = strings.TrimSpace(out)
  220. if out != "/root" {
  221. c.Errorf("-w failed to set working directory")
  222. }
  223. runCmd = exec.Command(dockerBinary, "run", "--workdir", "/root", "busybox", "pwd")
  224. out, _, _, err = runCommandWithStdoutStderr(runCmd)
  225. if err != nil {
  226. c.Fatal(out, err)
  227. }
  228. out = strings.TrimSpace(out)
  229. if out != "/root" {
  230. c.Errorf("--workdir failed to set working directory")
  231. }
  232. }
  233. // pinging Google's DNS resolver should fail when we disable the networking
  234. func (s *DockerSuite) TestRunWithoutNetworking(c *check.C) {
  235. runCmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "8.8.8.8")
  236. out, _, exitCode, err := runCommandWithStdoutStderr(runCmd)
  237. if err != nil && exitCode != 1 {
  238. c.Fatal(out, err)
  239. }
  240. if exitCode != 1 {
  241. c.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  242. }
  243. runCmd = exec.Command(dockerBinary, "run", "-n=false", "busybox", "ping", "-c", "1", "8.8.8.8")
  244. out, _, exitCode, err = runCommandWithStdoutStderr(runCmd)
  245. if err != nil && exitCode != 1 {
  246. c.Fatal(out, err)
  247. }
  248. if exitCode != 1 {
  249. c.Errorf("-n=false should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  250. }
  251. }
  252. //test --link use container name to link target
  253. func (s *DockerSuite) TestRunLinksContainerWithContainerName(c *check.C) {
  254. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  255. out, _, _, err := runCommandWithStdoutStderr(cmd)
  256. if err != nil {
  257. c.Fatalf("failed to run container: %v, output: %q", err, out)
  258. }
  259. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{.NetworkSettings.IPAddress}}", "parent")
  260. ip, _, _, err := runCommandWithStdoutStderr(cmd)
  261. if err != nil {
  262. c.Fatalf("failed to inspect container: %v, output: %q", err, ip)
  263. }
  264. ip = strings.TrimSpace(ip)
  265. cmd = exec.Command(dockerBinary, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  266. out, _, err = runCommandWithOutput(cmd)
  267. if err != nil {
  268. c.Fatalf("failed to run container: %v, output: %q", err, out)
  269. }
  270. if !strings.Contains(out, ip+" test") {
  271. c.Fatalf("use a container name to link target failed")
  272. }
  273. }
  274. //test --link use container id to link target
  275. func (s *DockerSuite) TestRunLinksContainerWithContainerId(c *check.C) {
  276. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "busybox")
  277. cID, _, _, err := runCommandWithStdoutStderr(cmd)
  278. if err != nil {
  279. c.Fatalf("failed to run container: %v, output: %q", err, cID)
  280. }
  281. cID = strings.TrimSpace(cID)
  282. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{.NetworkSettings.IPAddress}}", cID)
  283. ip, _, _, err := runCommandWithStdoutStderr(cmd)
  284. if err != nil {
  285. c.Fatalf("faild to inspect container: %v, output: %q", err, ip)
  286. }
  287. ip = strings.TrimSpace(ip)
  288. cmd = exec.Command(dockerBinary, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  289. out, _, err := runCommandWithOutput(cmd)
  290. if err != nil {
  291. c.Fatalf("failed to run container: %v, output: %q", err, out)
  292. }
  293. if !strings.Contains(out, ip+" test") {
  294. c.Fatalf("use a container id to link target failed")
  295. }
  296. }
  297. func (s *DockerSuite) TestRunLinkToContainerNetMode(c *check.C) {
  298. cmd := exec.Command(dockerBinary, "run", "--name", "test", "-d", "busybox", "top")
  299. out, _, err := runCommandWithOutput(cmd)
  300. if err != nil {
  301. c.Fatalf("failed to run container: %v, output: %q", err, out)
  302. }
  303. cmd = exec.Command(dockerBinary, "run", "--name", "parent", "-d", "--net=container:test", "busybox", "top")
  304. out, _, err = runCommandWithOutput(cmd)
  305. if err != nil {
  306. c.Fatalf("failed to run container: %v, output: %q", err, out)
  307. }
  308. cmd = exec.Command(dockerBinary, "run", "-d", "--link=parent:parent", "busybox", "top")
  309. out, _, err = runCommandWithOutput(cmd)
  310. if err != nil {
  311. c.Fatalf("failed to run container: %v, output: %q", err, out)
  312. }
  313. cmd = exec.Command(dockerBinary, "run", "--name", "child", "-d", "--net=container:parent", "busybox", "top")
  314. out, _, err = runCommandWithOutput(cmd)
  315. if err != nil {
  316. c.Fatalf("failed to run container: %v, output: %q", err, out)
  317. }
  318. cmd = exec.Command(dockerBinary, "run", "-d", "--link=child:child", "busybox", "top")
  319. out, _, err = runCommandWithOutput(cmd)
  320. if err != nil {
  321. c.Fatalf("failed to run container: %v, output: %q", err, out)
  322. }
  323. }
  324. func (s *DockerSuite) TestRunModeNetContainerHostname(c *check.C) {
  325. testRequires(c, ExecSupport)
  326. cmd := exec.Command(dockerBinary, "run", "-i", "-d", "--name", "parent", "busybox", "top")
  327. out, _, err := runCommandWithOutput(cmd)
  328. if err != nil {
  329. c.Fatalf("failed to run container: %v, output: %q", err, out)
  330. }
  331. cmd = exec.Command(dockerBinary, "exec", "parent", "cat", "/etc/hostname")
  332. out, _, err = runCommandWithOutput(cmd)
  333. if err != nil {
  334. c.Fatalf("failed to exec command: %v, output: %q", err, out)
  335. }
  336. cmd = exec.Command(dockerBinary, "run", "--net=container:parent", "busybox", "cat", "/etc/hostname")
  337. out1, _, err := runCommandWithOutput(cmd)
  338. if err != nil {
  339. c.Fatalf("failed to run container: %v, output: %q", err, out1)
  340. }
  341. if out1 != out {
  342. c.Fatal("containers with shared net namespace should have same hostname")
  343. }
  344. }
  345. // Regression test for #4741
  346. func (s *DockerSuite) TestRunWithVolumesAsFiles(c *check.C) {
  347. runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/etc/hosts:/target-file", "busybox", "true")
  348. out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
  349. if err != nil && exitCode != 0 {
  350. c.Fatal("1", out, stderr, err)
  351. }
  352. runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/target-file")
  353. out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
  354. if err != nil && exitCode != 0 {
  355. c.Fatal("2", out, stderr, err)
  356. }
  357. }
  358. // Regression test for #4979
  359. func (s *DockerSuite) TestRunWithVolumesFromExited(c *check.C) {
  360. runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  361. out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
  362. if err != nil && exitCode != 0 {
  363. c.Fatal("1", out, stderr, err)
  364. }
  365. runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  366. out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
  367. if err != nil && exitCode != 0 {
  368. c.Fatal("2", out, stderr, err)
  369. }
  370. }
  371. // Volume path is a symlink which also exists on the host, and the host side is a file not a dir
  372. // But the volume call is just a normal volume, not a bind mount
  373. func (s *DockerSuite) TestRunCreateVolumesInSymlinkDir(c *check.C) {
  374. testRequires(c, SameHostDaemon)
  375. testRequires(c, NativeExecDriver)
  376. name := "test-volume-symlink"
  377. dir, err := ioutil.TempDir("", name)
  378. if err != nil {
  379. c.Fatal(err)
  380. }
  381. defer os.RemoveAll(dir)
  382. f, err := os.OpenFile(filepath.Join(dir, "test"), os.O_CREATE, 0700)
  383. if err != nil {
  384. c.Fatal(err)
  385. }
  386. f.Close()
  387. dockerFile := fmt.Sprintf("FROM busybox\nRUN mkdir -p %s\nRUN ln -s %s /test", dir, dir)
  388. if _, err := buildImage(name, dockerFile, false); err != nil {
  389. c.Fatal(err)
  390. }
  391. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/test/test", name))
  392. if err != nil {
  393. c.Fatalf("Failed with errors: %s, %v", out, err)
  394. }
  395. }
  396. // Regression test for #4830
  397. func (s *DockerSuite) TestRunWithRelativePath(c *check.C) {
  398. runCmd := exec.Command(dockerBinary, "run", "-v", "tmp:/other-tmp", "busybox", "true")
  399. if _, _, _, err := runCommandWithStdoutStderr(runCmd); err == nil {
  400. c.Fatalf("relative path should result in an error")
  401. }
  402. }
  403. func (s *DockerSuite) TestRunVolumesMountedAsReadonly(c *check.C) {
  404. cmd := exec.Command(dockerBinary, "run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile")
  405. if code, err := runCommand(cmd); err == nil || code == 0 {
  406. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  407. }
  408. }
  409. func (s *DockerSuite) TestRunVolumesFromInReadonlyMode(c *check.C) {
  410. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  411. if _, err := runCommand(cmd); err != nil {
  412. c.Fatal(err)
  413. }
  414. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:ro", "busybox", "touch", "/test/file")
  415. if code, err := runCommand(cmd); err == nil || code == 0 {
  416. c.Fatalf("run should fail because volume is ro: exit code %d", code)
  417. }
  418. }
  419. // Regression test for #1201
  420. func (s *DockerSuite) TestRunVolumesFromInReadWriteMode(c *check.C) {
  421. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  422. if _, err := runCommand(cmd); err != nil {
  423. c.Fatal(err)
  424. }
  425. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  426. if out, _, err := runCommandWithOutput(cmd); err != nil {
  427. c.Fatalf("running --volumes-from parent:rw failed with output: %q\nerror: %v", out, err)
  428. }
  429. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:bar", "busybox", "touch", "/test/file")
  430. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "invalid mode for volumes-from: bar") {
  431. c.Fatalf("running --volumes-from foo:bar should have failed with invalid mount mode: %q", out)
  432. }
  433. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "busybox", "touch", "/test/file")
  434. if out, _, err := runCommandWithOutput(cmd); err != nil {
  435. c.Fatalf("running --volumes-from parent failed with output: %q\nerror: %v", out, err)
  436. }
  437. }
  438. func (s *DockerSuite) TestVolumesFromGetsProperMode(c *check.C) {
  439. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  440. if _, err := runCommand(cmd); err != nil {
  441. c.Fatal(err)
  442. }
  443. // Expect this "rw" mode to be be ignored since the inherited volume is "ro"
  444. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  445. if _, err := runCommand(cmd); err == nil {
  446. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  447. }
  448. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  449. if _, err := runCommand(cmd); err != nil {
  450. c.Fatal(err)
  451. }
  452. // Expect this to be read-only since both are "ro"
  453. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file")
  454. if _, err := runCommand(cmd); err == nil {
  455. c.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  456. }
  457. }
  458. // Test for GH#10618
  459. func (s *DockerSuite) TestRunNoDupVolumes(c *check.C) {
  460. mountstr1 := randomUnixTmpDirPath("test1") + ":/someplace"
  461. mountstr2 := randomUnixTmpDirPath("test2") + ":/someplace"
  462. cmd := exec.Command(dockerBinary, "run", "-v", mountstr1, "-v", mountstr2, "busybox", "true")
  463. if out, _, err := runCommandWithOutput(cmd); err == nil {
  464. c.Fatal("Expected error about duplicate volume definitions")
  465. } else {
  466. if !strings.Contains(out, "Duplicate volume") {
  467. c.Fatalf("Expected 'duplicate volume' error, got %v", err)
  468. }
  469. }
  470. }
  471. // Test for #1351
  472. func (s *DockerSuite) TestRunApplyVolumesFromBeforeVolumes(c *check.C) {
  473. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "touch", "/test/foo")
  474. if _, err := runCommand(cmd); err != nil {
  475. c.Fatal(err)
  476. }
  477. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "-v", "/test", "busybox", "cat", "/test/foo")
  478. if out, _, err := runCommandWithOutput(cmd); err != nil {
  479. c.Fatal(out, err)
  480. }
  481. }
  482. func (s *DockerSuite) TestRunMultipleVolumesFrom(c *check.C) {
  483. cmd := exec.Command(dockerBinary, "run", "--name", "parent1", "-v", "/test", "busybox", "touch", "/test/foo")
  484. if _, err := runCommand(cmd); err != nil {
  485. c.Fatal(err)
  486. }
  487. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/other", "busybox", "touch", "/other/bar")
  488. if _, err := runCommand(cmd); err != nil {
  489. c.Fatal(err)
  490. }
  491. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent1", "--volumes-from", "parent2",
  492. "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  493. if _, err := runCommand(cmd); err != nil {
  494. c.Fatal(err)
  495. }
  496. }
  497. // this tests verifies the ID format for the container
  498. func (s *DockerSuite) TestRunVerifyContainerID(c *check.C) {
  499. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  500. out, exit, err := runCommandWithOutput(cmd)
  501. if err != nil {
  502. c.Fatal(err)
  503. }
  504. if exit != 0 {
  505. c.Fatalf("expected exit code 0 received %d", exit)
  506. }
  507. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  508. if err != nil {
  509. c.Fatal(err)
  510. }
  511. if !match {
  512. c.Fatalf("Invalid container ID: %s", out)
  513. }
  514. }
  515. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  516. func (s *DockerSuite) TestRunCreateVolume(c *check.C) {
  517. cmd := exec.Command(dockerBinary, "run", "-v", "/var/lib/data", "busybox", "true")
  518. if _, err := runCommand(cmd); err != nil {
  519. c.Fatal(err)
  520. }
  521. }
  522. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  523. // Note that this bug happens only with symlinks with a target that starts with '/'.
  524. func (s *DockerSuite) TestRunCreateVolumeWithSymlink(c *check.C) {
  525. image := "docker-test-createvolumewithsymlink"
  526. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  527. buildCmd.Stdin = strings.NewReader(`FROM busybox
  528. RUN ln -s home /bar`)
  529. buildCmd.Dir = workingDirectory
  530. err := buildCmd.Run()
  531. if err != nil {
  532. c.Fatalf("could not build '%s': %v", image, err)
  533. }
  534. cmd := exec.Command(dockerBinary, "run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  535. exitCode, err := runCommand(cmd)
  536. if err != nil || exitCode != 0 {
  537. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  538. }
  539. var volPath string
  540. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{range .Volumes}}{{.}}{{end}}", "test-createvolumewithsymlink")
  541. volPath, exitCode, err = runCommandWithOutput(cmd)
  542. if err != nil || exitCode != 0 {
  543. c.Fatalf("[inspect] err: %v, exitcode: %d", err, exitCode)
  544. }
  545. cmd = exec.Command(dockerBinary, "rm", "-v", "test-createvolumewithsymlink")
  546. exitCode, err = runCommand(cmd)
  547. if err != nil || exitCode != 0 {
  548. c.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  549. }
  550. f, err := os.Open(volPath)
  551. defer f.Close()
  552. if !os.IsNotExist(err) {
  553. c.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  554. }
  555. }
  556. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  557. func (s *DockerSuite) TestRunVolumesFromSymlinkPath(c *check.C) {
  558. name := "docker-test-volumesfromsymlinkpath"
  559. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  560. buildCmd.Stdin = strings.NewReader(`FROM busybox
  561. RUN ln -s home /foo
  562. VOLUME ["/foo/bar"]`)
  563. buildCmd.Dir = workingDirectory
  564. err := buildCmd.Run()
  565. if err != nil {
  566. c.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  567. }
  568. cmd := exec.Command(dockerBinary, "run", "--name", "test-volumesfromsymlinkpath", name)
  569. exitCode, err := runCommand(cmd)
  570. if err != nil || exitCode != 0 {
  571. c.Fatalf("[run] (volume) err: %v, exitcode: %d", err, exitCode)
  572. }
  573. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls /foo | grep -q bar")
  574. exitCode, err = runCommand(cmd)
  575. if err != nil || exitCode != 0 {
  576. c.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  577. }
  578. }
  579. func (s *DockerSuite) TestRunExitCode(c *check.C) {
  580. cmd := exec.Command(dockerBinary, "run", "busybox", "/bin/sh", "-c", "exit 72")
  581. exit, err := runCommand(cmd)
  582. if err == nil {
  583. c.Fatal("should not have a non nil error")
  584. }
  585. if exit != 72 {
  586. c.Fatalf("expected exit code 72 received %d", exit)
  587. }
  588. }
  589. func (s *DockerSuite) TestRunUserDefaultsToRoot(c *check.C) {
  590. cmd := exec.Command(dockerBinary, "run", "busybox", "id")
  591. out, _, err := runCommandWithOutput(cmd)
  592. if err != nil {
  593. c.Fatal(err, out)
  594. }
  595. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  596. c.Fatalf("expected root user got %s", out)
  597. }
  598. }
  599. func (s *DockerSuite) TestRunUserByName(c *check.C) {
  600. cmd := exec.Command(dockerBinary, "run", "-u", "root", "busybox", "id")
  601. out, _, err := runCommandWithOutput(cmd)
  602. if err != nil {
  603. c.Fatal(err, out)
  604. }
  605. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  606. c.Fatalf("expected root user got %s", out)
  607. }
  608. }
  609. func (s *DockerSuite) TestRunUserByID(c *check.C) {
  610. cmd := exec.Command(dockerBinary, "run", "-u", "1", "busybox", "id")
  611. out, _, err := runCommandWithOutput(cmd)
  612. if err != nil {
  613. c.Fatal(err, out)
  614. }
  615. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  616. c.Fatalf("expected daemon user got %s", out)
  617. }
  618. }
  619. func (s *DockerSuite) TestRunUserByIDBig(c *check.C) {
  620. cmd := exec.Command(dockerBinary, "run", "-u", "2147483648", "busybox", "id")
  621. out, _, err := runCommandWithOutput(cmd)
  622. if err == nil {
  623. c.Fatal("No error, but must be.", out)
  624. }
  625. if !strings.Contains(out, "Uids and gids must be in range") {
  626. c.Fatalf("expected error about uids range, got %s", out)
  627. }
  628. }
  629. func (s *DockerSuite) TestRunUserByIDNegative(c *check.C) {
  630. cmd := exec.Command(dockerBinary, "run", "-u", "-1", "busybox", "id")
  631. out, _, err := runCommandWithOutput(cmd)
  632. if err == nil {
  633. c.Fatal("No error, but must be.", out)
  634. }
  635. if !strings.Contains(out, "Uids and gids must be in range") {
  636. c.Fatalf("expected error about uids range, got %s", out)
  637. }
  638. }
  639. func (s *DockerSuite) TestRunUserByIDZero(c *check.C) {
  640. cmd := exec.Command(dockerBinary, "run", "-u", "0", "busybox", "id")
  641. out, _, err := runCommandWithOutput(cmd)
  642. if err != nil {
  643. c.Fatal(err, out)
  644. }
  645. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  646. c.Fatalf("expected daemon user got %s", out)
  647. }
  648. }
  649. func (s *DockerSuite) TestRunUserNotFound(c *check.C) {
  650. cmd := exec.Command(dockerBinary, "run", "-u", "notme", "busybox", "id")
  651. _, err := runCommand(cmd)
  652. if err == nil {
  653. c.Fatal("unknown user should cause container to fail")
  654. }
  655. }
  656. func (s *DockerSuite) TestRunTwoConcurrentContainers(c *check.C) {
  657. group := sync.WaitGroup{}
  658. group.Add(2)
  659. for i := 0; i < 2; i++ {
  660. go func() {
  661. defer group.Done()
  662. cmd := exec.Command(dockerBinary, "run", "busybox", "sleep", "2")
  663. if _, err := runCommand(cmd); err != nil {
  664. c.Fatal(err)
  665. }
  666. }()
  667. }
  668. group.Wait()
  669. }
  670. func (s *DockerSuite) TestRunEnvironment(c *check.C) {
  671. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  672. cmd.Env = append(os.Environ(),
  673. "TRUE=false",
  674. "TRICKY=tri\ncky\n",
  675. )
  676. out, _, err := runCommandWithOutput(cmd)
  677. if err != nil {
  678. c.Fatal(err, out)
  679. }
  680. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  681. actualEnv := []string{}
  682. for i := range actualEnvLxc {
  683. if actualEnvLxc[i] != "container=lxc" {
  684. actualEnv = append(actualEnv, actualEnvLxc[i])
  685. }
  686. }
  687. sort.Strings(actualEnv)
  688. goodEnv := []string{
  689. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  690. "HOSTNAME=testing",
  691. "FALSE=true",
  692. "TRUE=false",
  693. "TRICKY=tri",
  694. "cky",
  695. "",
  696. "HOME=/root",
  697. }
  698. sort.Strings(goodEnv)
  699. if len(goodEnv) != len(actualEnv) {
  700. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  701. }
  702. for i := range goodEnv {
  703. if actualEnv[i] != goodEnv[i] {
  704. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  705. }
  706. }
  707. }
  708. func (s *DockerSuite) TestRunEnvironmentErase(c *check.C) {
  709. // Test to make sure that when we use -e on env vars that are
  710. // not set in our local env that they're removed (if present) in
  711. // the container
  712. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  713. cmd.Env = appendBaseEnv([]string{})
  714. out, _, err := runCommandWithOutput(cmd)
  715. if err != nil {
  716. c.Fatal(err, out)
  717. }
  718. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  719. actualEnv := []string{}
  720. for i := range actualEnvLxc {
  721. if actualEnvLxc[i] != "container=lxc" {
  722. actualEnv = append(actualEnv, actualEnvLxc[i])
  723. }
  724. }
  725. sort.Strings(actualEnv)
  726. goodEnv := []string{
  727. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  728. "HOME=/root",
  729. }
  730. sort.Strings(goodEnv)
  731. if len(goodEnv) != len(actualEnv) {
  732. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  733. }
  734. for i := range goodEnv {
  735. if actualEnv[i] != goodEnv[i] {
  736. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  737. }
  738. }
  739. }
  740. func (s *DockerSuite) TestRunEnvironmentOverride(c *check.C) {
  741. // Test to make sure that when we use -e on env vars that are
  742. // already in the env that we're overriding them
  743. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  744. cmd.Env = appendBaseEnv([]string{"HOSTNAME=bar"})
  745. out, _, err := runCommandWithOutput(cmd)
  746. if err != nil {
  747. c.Fatal(err, out)
  748. }
  749. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  750. actualEnv := []string{}
  751. for i := range actualEnvLxc {
  752. if actualEnvLxc[i] != "container=lxc" {
  753. actualEnv = append(actualEnv, actualEnvLxc[i])
  754. }
  755. }
  756. sort.Strings(actualEnv)
  757. goodEnv := []string{
  758. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  759. "HOME=/root2",
  760. "HOSTNAME=bar",
  761. }
  762. sort.Strings(goodEnv)
  763. if len(goodEnv) != len(actualEnv) {
  764. c.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  765. }
  766. for i := range goodEnv {
  767. if actualEnv[i] != goodEnv[i] {
  768. c.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  769. }
  770. }
  771. }
  772. func (s *DockerSuite) TestRunContainerNetwork(c *check.C) {
  773. cmd := exec.Command(dockerBinary, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  774. if _, err := runCommand(cmd); err != nil {
  775. c.Fatal(err)
  776. }
  777. }
  778. // Issue #4681
  779. func (s *DockerSuite) TestRunLoopbackWhenNetworkDisabled(c *check.C) {
  780. cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  781. if _, err := runCommand(cmd); err != nil {
  782. c.Fatal(err)
  783. }
  784. }
  785. func (s *DockerSuite) TestRunNetHostNotAllowedWithLinks(c *check.C) {
  786. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--name", "linked", "busybox", "true"))
  787. if err != nil {
  788. c.Fatalf("Failed with errors: %s, %v", out, err)
  789. }
  790. cmd := exec.Command(dockerBinary, "run", "--net=host", "--link", "linked:linked", "busybox", "true")
  791. _, _, err = runCommandWithOutput(cmd)
  792. if err == nil {
  793. c.Fatal("Expected error")
  794. }
  795. }
  796. func (s *DockerSuite) TestRunLoopbackOnlyExistsWhenNetworkingDisabled(c *check.C) {
  797. cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  798. out, _, err := runCommandWithOutput(cmd)
  799. if err != nil {
  800. c.Fatal(err, out)
  801. }
  802. var (
  803. count = 0
  804. parts = strings.Split(out, "\n")
  805. )
  806. for _, l := range parts {
  807. if l != "" {
  808. count++
  809. }
  810. }
  811. if count != 1 {
  812. c.Fatalf("Wrong interface count in container %d", count)
  813. }
  814. if !strings.HasPrefix(out, "1: lo") {
  815. c.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  816. }
  817. }
  818. // #7851 hostname outside container shows FQDN, inside only shortname
  819. // For testing purposes it is not required to set host's hostname directly
  820. // and use "--net=host" (as the original issue submitter did), as the same
  821. // codepath is executed with "docker run -h <hostname>". Both were manually
  822. // tested, but this testcase takes the simpler path of using "run -h .."
  823. func (s *DockerSuite) TestRunFullHostnameSet(c *check.C) {
  824. cmd := exec.Command(dockerBinary, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  825. out, _, err := runCommandWithOutput(cmd)
  826. if err != nil {
  827. c.Fatal(err, out)
  828. }
  829. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  830. c.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  831. }
  832. }
  833. func (s *DockerSuite) TestRunPrivilegedCanMknod(c *check.C) {
  834. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && 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) TestRunUnPrivilegedCanMknod(c *check.C) {
  844. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  845. out, _, err := runCommandWithOutput(cmd)
  846. if err != nil {
  847. c.Fatal(err)
  848. }
  849. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  850. c.Fatalf("expected output ok received %s", actual)
  851. }
  852. }
  853. func (s *DockerSuite) TestRunCapDropInvalid(c *check.C) {
  854. cmd := exec.Command(dockerBinary, "run", "--cap-drop=CHPASS", "busybox", "ls")
  855. out, _, err := runCommandWithOutput(cmd)
  856. if err == nil {
  857. c.Fatal(err, out)
  858. }
  859. }
  860. func (s *DockerSuite) TestRunCapDropCannotMknod(c *check.C) {
  861. cmd := exec.Command(dockerBinary, "run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  862. out, _, err := runCommandWithOutput(cmd)
  863. if err == nil {
  864. c.Fatal(err, out)
  865. }
  866. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  867. c.Fatalf("expected output not ok received %s", actual)
  868. }
  869. }
  870. func (s *DockerSuite) TestRunCapDropCannotMknodLowerCase(c *check.C) {
  871. cmd := exec.Command(dockerBinary, "run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  872. out, _, err := runCommandWithOutput(cmd)
  873. if err == nil {
  874. c.Fatal(err, out)
  875. }
  876. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  877. c.Fatalf("expected output not ok received %s", actual)
  878. }
  879. }
  880. func (s *DockerSuite) TestRunCapDropALLCannotMknod(c *check.C) {
  881. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  882. out, _, err := runCommandWithOutput(cmd)
  883. if err == nil {
  884. c.Fatal(err, out)
  885. }
  886. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  887. c.Fatalf("expected output not ok received %s", actual)
  888. }
  889. }
  890. func (s *DockerSuite) TestRunCapDropALLAddMknodCanMknod(c *check.C) {
  891. 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")
  892. out, _, err := runCommandWithOutput(cmd)
  893. if err != nil {
  894. c.Fatal(err, out)
  895. }
  896. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  897. c.Fatalf("expected output ok received %s", actual)
  898. }
  899. }
  900. func (s *DockerSuite) TestRunCapAddInvalid(c *check.C) {
  901. cmd := exec.Command(dockerBinary, "run", "--cap-add=CHPASS", "busybox", "ls")
  902. out, _, err := runCommandWithOutput(cmd)
  903. if err == nil {
  904. c.Fatal(err, out)
  905. }
  906. }
  907. func (s *DockerSuite) TestRunCapAddCanDownInterface(c *check.C) {
  908. cmd := exec.Command(dockerBinary, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  909. out, _, err := runCommandWithOutput(cmd)
  910. if err != nil {
  911. c.Fatal(err, out)
  912. }
  913. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  914. c.Fatalf("expected output ok received %s", actual)
  915. }
  916. }
  917. func (s *DockerSuite) TestRunCapAddALLCanDownInterface(c *check.C) {
  918. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  919. out, _, err := runCommandWithOutput(cmd)
  920. if err != nil {
  921. c.Fatal(err, out)
  922. }
  923. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  924. c.Fatalf("expected output ok received %s", actual)
  925. }
  926. }
  927. func (s *DockerSuite) TestRunCapAddALLDropNetAdminCanDownInterface(c *check.C) {
  928. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  929. out, _, err := runCommandWithOutput(cmd)
  930. if err == nil {
  931. c.Fatal(err, out)
  932. }
  933. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  934. c.Fatalf("expected output not ok received %s", actual)
  935. }
  936. }
  937. func (s *DockerSuite) TestRunPrivilegedCanMount(c *check.C) {
  938. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  939. out, _, err := runCommandWithOutput(cmd)
  940. if err != nil {
  941. c.Fatal(err)
  942. }
  943. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  944. c.Fatalf("expected output ok received %s", actual)
  945. }
  946. }
  947. func (s *DockerSuite) TestRunUnPrivilegedCannotMount(c *check.C) {
  948. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  949. out, _, err := runCommandWithOutput(cmd)
  950. if err == nil {
  951. c.Fatal(err, out)
  952. }
  953. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  954. c.Fatalf("expected output not ok received %s", actual)
  955. }
  956. }
  957. func (s *DockerSuite) TestRunSysNotWritableInNonPrivilegedContainers(c *check.C) {
  958. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/sys/kernel/profiling")
  959. if code, err := runCommand(cmd); err == nil || code == 0 {
  960. c.Fatal("sys should not be writable in a non privileged container")
  961. }
  962. }
  963. func (s *DockerSuite) TestRunSysWritableInPrivilegedContainers(c *check.C) {
  964. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/sys/kernel/profiling")
  965. if code, err := runCommand(cmd); err != nil || code != 0 {
  966. c.Fatalf("sys should be writable in privileged container")
  967. }
  968. }
  969. func (s *DockerSuite) TestRunProcNotWritableInNonPrivilegedContainers(c *check.C) {
  970. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/proc/sysrq-trigger")
  971. if code, err := runCommand(cmd); err == nil || code == 0 {
  972. c.Fatal("proc should not be writable in a non privileged container")
  973. }
  974. }
  975. func (s *DockerSuite) TestRunProcWritableInPrivilegedContainers(c *check.C) {
  976. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger")
  977. if code, err := runCommand(cmd); err != nil || code != 0 {
  978. c.Fatalf("proc should be writable in privileged container")
  979. }
  980. }
  981. func (s *DockerSuite) TestRunWithCpuset(c *check.C) {
  982. cmd := exec.Command(dockerBinary, "run", "--cpuset", "0", "busybox", "true")
  983. if code, err := runCommand(cmd); err != nil || code != 0 {
  984. c.Fatalf("container should run successfully with cpuset of 0: %s", err)
  985. }
  986. }
  987. func (s *DockerSuite) TestRunWithCpusetCpus(c *check.C) {
  988. cmd := exec.Command(dockerBinary, "run", "--cpuset-cpus", "0", "busybox", "true")
  989. if code, err := runCommand(cmd); err != nil || code != 0 {
  990. c.Fatalf("container should run successfully with cpuset-cpus of 0: %s", err)
  991. }
  992. }
  993. func (s *DockerSuite) TestRunWithCpusetMems(c *check.C) {
  994. cmd := exec.Command(dockerBinary, "run", "--cpuset-mems", "0", "busybox", "true")
  995. if code, err := runCommand(cmd); err != nil || code != 0 {
  996. c.Fatalf("container should run successfully with cpuset-mems of 0: %s", err)
  997. }
  998. }
  999. func (s *DockerSuite) TestRunDeviceNumbers(c *check.C) {
  1000. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  1001. out, _, err := runCommandWithOutput(cmd)
  1002. if err != nil {
  1003. c.Fatal(err, out)
  1004. }
  1005. deviceLineFields := strings.Fields(out)
  1006. deviceLineFields[6] = ""
  1007. deviceLineFields[7] = ""
  1008. deviceLineFields[8] = ""
  1009. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  1010. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  1011. c.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  1012. }
  1013. }
  1014. func (s *DockerSuite) TestRunThatCharacterDevicesActLikeCharacterDevices(c *check.C) {
  1015. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  1016. out, _, err := runCommandWithOutput(cmd)
  1017. if err != nil {
  1018. c.Fatal(err, out)
  1019. }
  1020. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  1021. c.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  1022. }
  1023. }
  1024. func (s *DockerSuite) TestRunUnprivilegedWithChroot(c *check.C) {
  1025. cmd := exec.Command(dockerBinary, "run", "busybox", "chroot", "/", "true")
  1026. if _, err := runCommand(cmd); err != nil {
  1027. c.Fatal(err)
  1028. }
  1029. }
  1030. func (s *DockerSuite) TestRunAddingOptionalDevices(c *check.C) {
  1031. cmd := exec.Command(dockerBinary, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  1032. out, _, err := runCommandWithOutput(cmd)
  1033. if err != nil {
  1034. c.Fatal(err, out)
  1035. }
  1036. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  1037. c.Fatalf("expected output /dev/nulo, received %s", actual)
  1038. }
  1039. }
  1040. func (s *DockerSuite) TestRunModeHostname(c *check.C) {
  1041. testRequires(c, SameHostDaemon)
  1042. cmd := exec.Command(dockerBinary, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1043. out, _, err := runCommandWithOutput(cmd)
  1044. if err != nil {
  1045. c.Fatal(err, out)
  1046. }
  1047. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1048. c.Fatalf("expected 'testhostname', but says: %q", actual)
  1049. }
  1050. cmd = exec.Command(dockerBinary, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1051. out, _, err = runCommandWithOutput(cmd)
  1052. if err != nil {
  1053. c.Fatal(err, out)
  1054. }
  1055. hostname, err := os.Hostname()
  1056. if err != nil {
  1057. c.Fatal(err)
  1058. }
  1059. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1060. c.Fatalf("expected %q, but says: %q", hostname, actual)
  1061. }
  1062. }
  1063. func (s *DockerSuite) TestRunRootWorkdir(c *check.C) {
  1064. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "--workdir", "/", "busybox", "pwd"))
  1065. if err != nil {
  1066. c.Fatalf("Failed with errors: %s, %v", out, err)
  1067. }
  1068. if out != "/\n" {
  1069. c.Fatalf("pwd returned %q (expected /\\n)", s)
  1070. }
  1071. }
  1072. func (s *DockerSuite) TestRunAllowBindMountingRoot(c *check.C) {
  1073. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-v", "/:/host", "busybox", "ls", "/host"))
  1074. if err != nil {
  1075. c.Fatalf("Failed with errors: %s, %v", out, err)
  1076. }
  1077. }
  1078. func (s *DockerSuite) TestRunDisallowBindMountingRootToRoot(c *check.C) {
  1079. cmd := exec.Command(dockerBinary, "run", "-v", "/:/", "busybox", "ls", "/host")
  1080. out, _, err := runCommandWithOutput(cmd)
  1081. if err == nil {
  1082. c.Fatal(out, err)
  1083. }
  1084. }
  1085. // Verify that a container gets default DNS when only localhost resolvers exist
  1086. func (s *DockerSuite) TestRunDnsDefaultOptions(c *check.C) {
  1087. testRequires(c, SameHostDaemon)
  1088. // preserve original resolv.conf for restoring after test
  1089. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1090. if os.IsNotExist(err) {
  1091. c.Fatalf("/etc/resolv.conf does not exist")
  1092. }
  1093. // defer restored original conf
  1094. defer func() {
  1095. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1096. c.Fatal(err)
  1097. }
  1098. }()
  1099. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1100. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1101. // GetNameservers(), leading to a replacement of nameservers with the default set
  1102. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1103. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1104. c.Fatal(err)
  1105. }
  1106. cmd := exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1107. actual, _, err := runCommandWithOutput(cmd)
  1108. if err != nil {
  1109. c.Fatal(err, actual)
  1110. }
  1111. // check that the actual defaults are appended to the commented out
  1112. // localhost resolver (which should be preserved)
  1113. // NOTE: if we ever change the defaults from google dns, this will break
  1114. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1115. if actual != expected {
  1116. c.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1117. }
  1118. }
  1119. func (s *DockerSuite) TestRunDnsOptions(c *check.C) {
  1120. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1121. out, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1122. if err != nil {
  1123. c.Fatal(err, out)
  1124. }
  1125. // The client will get a warning on stderr when setting DNS to a localhost address; verify this:
  1126. if !strings.Contains(stderr, "Localhost DNS setting") {
  1127. c.Fatalf("Expected warning on stderr about localhost resolver, but got %q", stderr)
  1128. }
  1129. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1130. if actual != "nameserver 127.0.0.1 search mydomain" {
  1131. c.Fatalf("expected 'nameserver 127.0.0.1 search mydomain', but says: %q", actual)
  1132. }
  1133. cmd = exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=.", "busybox", "cat", "/etc/resolv.conf")
  1134. out, _, _, err = runCommandWithStdoutStderr(cmd)
  1135. if err != nil {
  1136. c.Fatal(err, out)
  1137. }
  1138. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1139. if actual != "nameserver 127.0.0.1" {
  1140. c.Fatalf("expected 'nameserver 127.0.0.1', but says: %q", actual)
  1141. }
  1142. }
  1143. func (s *DockerSuite) TestRunDnsOptionsBasedOnHostResolvConf(c *check.C) {
  1144. testRequires(c, SameHostDaemon)
  1145. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1146. if os.IsNotExist(err) {
  1147. c.Fatalf("/etc/resolv.conf does not exist")
  1148. }
  1149. hostNamservers := resolvconf.GetNameservers(origResolvConf)
  1150. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1151. var out string
  1152. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1153. if out, _, _, err = runCommandWithStdoutStderr(cmd); err != nil {
  1154. c.Fatal(err, out)
  1155. }
  1156. if actualNameservers := resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "127.0.0.1" {
  1157. c.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1158. }
  1159. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1160. if len(actualSearch) != len(hostSearch) {
  1161. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1162. }
  1163. for i := range actualSearch {
  1164. if actualSearch[i] != hostSearch[i] {
  1165. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1166. }
  1167. }
  1168. cmd = exec.Command(dockerBinary, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1169. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1170. c.Fatal(err, out)
  1171. }
  1172. actualNameservers := resolvconf.GetNameservers([]byte(out))
  1173. if len(actualNameservers) != len(hostNamservers) {
  1174. c.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1175. }
  1176. for i := range actualNameservers {
  1177. if actualNameservers[i] != hostNamservers[i] {
  1178. c.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1179. }
  1180. }
  1181. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1182. c.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1183. }
  1184. // test with file
  1185. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1186. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1187. c.Fatal(err)
  1188. }
  1189. // put the old resolvconf back
  1190. defer func() {
  1191. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1192. c.Fatal(err)
  1193. }
  1194. }()
  1195. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1196. if os.IsNotExist(err) {
  1197. c.Fatalf("/etc/resolv.conf does not exist")
  1198. }
  1199. hostNamservers = resolvconf.GetNameservers(resolvConf)
  1200. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1201. cmd = exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1202. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1203. c.Fatal(err, out)
  1204. }
  1205. if actualNameservers = resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1206. c.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1207. }
  1208. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1209. if len(actualSearch) != len(hostSearch) {
  1210. c.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1211. }
  1212. for i := range actualSearch {
  1213. if actualSearch[i] != hostSearch[i] {
  1214. c.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1215. }
  1216. }
  1217. }
  1218. // Test the file watch notifier on docker host's /etc/resolv.conf
  1219. // A go-routine is responsible for auto-updating containers which are
  1220. // stopped and have an unmodified copy of resolv.conf, as well as
  1221. // marking running containers as requiring an update on next restart
  1222. func (s *DockerSuite) TestRunResolvconfUpdater(c *check.C) {
  1223. // Because overlay doesn't support inotify properly, we need to skip
  1224. // this test if the docker daemon has Storage Driver == overlay
  1225. testRequires(c, SameHostDaemon, NotOverlay)
  1226. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78")
  1227. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1228. //take a copy of resolv.conf for restoring after test completes
  1229. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1230. if err != nil {
  1231. c.Fatal(err)
  1232. }
  1233. // This test case is meant to test monitoring resolv.conf when it is
  1234. // a regular file not a bind mounc. So we unmount resolv.conf and replace
  1235. // it with a file containing the original settings.
  1236. cmd := exec.Command("umount", "/etc/resolv.conf")
  1237. if _, err = runCommand(cmd); err != nil {
  1238. c.Fatal(err)
  1239. }
  1240. //cleanup
  1241. defer func() {
  1242. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1243. c.Fatal(err)
  1244. }
  1245. }()
  1246. //1. test that a non-running container gets an updated resolv.conf
  1247. cmd = exec.Command(dockerBinary, "run", "--name='first'", "busybox", "true")
  1248. if _, err := runCommand(cmd); err != nil {
  1249. c.Fatal(err)
  1250. }
  1251. containerID1, err := getIDByName("first")
  1252. if err != nil {
  1253. c.Fatal(err)
  1254. }
  1255. // replace resolv.conf with our temporary copy
  1256. bytesResolvConf := []byte(tmpResolvConf)
  1257. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1258. c.Fatal(err)
  1259. }
  1260. time.Sleep(time.Second / 2)
  1261. // check for update in container
  1262. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1263. if err != nil {
  1264. c.Fatal(err)
  1265. }
  1266. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1267. c.Fatalf("Stopped container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1268. }
  1269. //2. test that a non-running container does not receive resolv.conf updates
  1270. // if it modified the container copy of the starting point resolv.conf
  1271. cmd = exec.Command(dockerBinary, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1272. if _, err = runCommand(cmd); err != nil {
  1273. c.Fatal(err)
  1274. }
  1275. containerID2, err := getIDByName("second")
  1276. if err != nil {
  1277. c.Fatal(err)
  1278. }
  1279. containerResolvHashBefore, err := readContainerFile(containerID2, "resolv.conf.hash")
  1280. if err != nil {
  1281. c.Fatal(err)
  1282. }
  1283. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1284. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1285. c.Fatal(err)
  1286. }
  1287. time.Sleep(time.Second / 2)
  1288. containerResolvHashAfter, err := readContainerFile(containerID2, "resolv.conf.hash")
  1289. if err != nil {
  1290. c.Fatal(err)
  1291. }
  1292. if !bytes.Equal(containerResolvHashBefore, containerResolvHashAfter) {
  1293. c.Fatalf("Stopped container with modified resolv.conf should not have been updated; expected hash: %v, new hash: %v", containerResolvHashBefore, containerResolvHashAfter)
  1294. }
  1295. //3. test that a running container's resolv.conf is not modified while running
  1296. cmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1297. out, _, err := runCommandWithOutput(cmd)
  1298. if err != nil {
  1299. c.Fatal(err)
  1300. }
  1301. runningContainerID := strings.TrimSpace(out)
  1302. containerResolvHashBefore, err = readContainerFile(runningContainerID, "resolv.conf.hash")
  1303. if err != nil {
  1304. c.Fatal(err)
  1305. }
  1306. // replace resolv.conf
  1307. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1308. c.Fatal(err)
  1309. }
  1310. // make sure the updater has time to run to validate we really aren't
  1311. // getting updated
  1312. time.Sleep(time.Second / 2)
  1313. containerResolvHashAfter, err = readContainerFile(runningContainerID, "resolv.conf.hash")
  1314. if err != nil {
  1315. c.Fatal(err)
  1316. }
  1317. if !bytes.Equal(containerResolvHashBefore, containerResolvHashAfter) {
  1318. c.Fatalf("Running container's resolv.conf should not be updated; expected hash: %v, new hash: %v", containerResolvHashBefore, containerResolvHashAfter)
  1319. }
  1320. //4. test that a running container's resolv.conf is updated upon restart
  1321. // (the above container is still running..)
  1322. cmd = exec.Command(dockerBinary, "restart", runningContainerID)
  1323. if _, err = runCommand(cmd); err != nil {
  1324. c.Fatal(err)
  1325. }
  1326. // check for update in container
  1327. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1328. if err != nil {
  1329. c.Fatal(err)
  1330. }
  1331. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1332. c.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1333. }
  1334. //5. test that additions of a localhost resolver are cleaned from
  1335. // host resolv.conf before updating container's resolv.conf copies
  1336. // replace resolv.conf with a localhost-only nameserver copy
  1337. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1338. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1339. c.Fatal(err)
  1340. }
  1341. time.Sleep(time.Second / 2)
  1342. // our first exited container ID should have been updated, but with default DNS
  1343. // after the cleanup of resolv.conf found only a localhost nameserver:
  1344. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1345. if err != nil {
  1346. c.Fatal(err)
  1347. }
  1348. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1349. if !bytes.Equal(containerResolv, []byte(expected)) {
  1350. c.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1351. }
  1352. //6. Test that replacing (as opposed to modifying) resolv.conf triggers an update
  1353. // of containers' resolv.conf.
  1354. // Restore the original resolv.conf
  1355. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1356. c.Fatal(err)
  1357. }
  1358. // Run the container so it picks up the old settings
  1359. cmd = exec.Command(dockerBinary, "run", "--name='third'", "busybox", "true")
  1360. if _, err := runCommand(cmd); err != nil {
  1361. c.Fatal(err)
  1362. }
  1363. containerID3, err := getIDByName("third")
  1364. if err != nil {
  1365. c.Fatal(err)
  1366. }
  1367. // Create a modified resolv.conf.aside and override resolv.conf with it
  1368. bytesResolvConf = []byte(tmpResolvConf)
  1369. if err := ioutil.WriteFile("/etc/resolv.conf.aside", bytesResolvConf, 0644); err != nil {
  1370. c.Fatal(err)
  1371. }
  1372. err = os.Rename("/etc/resolv.conf.aside", "/etc/resolv.conf")
  1373. if err != nil {
  1374. c.Fatal(err)
  1375. }
  1376. time.Sleep(time.Second / 2)
  1377. // check for update in container
  1378. containerResolv, err = readContainerFile(containerID3, "resolv.conf")
  1379. if err != nil {
  1380. c.Fatal(err)
  1381. }
  1382. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1383. c.Fatalf("Stopped container does not have updated resolv.conf; expected\n%q\n got\n%q", tmpResolvConf, string(containerResolv))
  1384. }
  1385. //cleanup, restore original resolv.conf happens in defer func()
  1386. }
  1387. func (s *DockerSuite) TestRunAddHost(c *check.C) {
  1388. cmd := exec.Command(dockerBinary, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1389. out, _, err := runCommandWithOutput(cmd)
  1390. if err != nil {
  1391. c.Fatal(err, out)
  1392. }
  1393. actual := strings.Trim(out, "\r\n")
  1394. if actual != "86.75.30.9\textra" {
  1395. c.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1396. }
  1397. }
  1398. // Regression test for #6983
  1399. func (s *DockerSuite) TestRunAttachStdErrOnlyTTYMode(c *check.C) {
  1400. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stderr", "busybox", "true")
  1401. exitCode, err := runCommand(cmd)
  1402. if err != nil {
  1403. c.Fatal(err)
  1404. } else if exitCode != 0 {
  1405. c.Fatalf("Container should have exited with error code 0")
  1406. }
  1407. }
  1408. // Regression test for #6983
  1409. func (s *DockerSuite) TestRunAttachStdOutOnlyTTYMode(c *check.C) {
  1410. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "busybox", "true")
  1411. exitCode, err := runCommand(cmd)
  1412. if err != nil {
  1413. c.Fatal(err)
  1414. } else if exitCode != 0 {
  1415. c.Fatalf("Container should have exited with error code 0")
  1416. }
  1417. }
  1418. // Regression test for #6983
  1419. func (s *DockerSuite) TestRunAttachStdOutAndErrTTYMode(c *check.C) {
  1420. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1421. exitCode, err := runCommand(cmd)
  1422. if err != nil {
  1423. c.Fatal(err)
  1424. } else if exitCode != 0 {
  1425. c.Fatalf("Container should have exited with error code 0")
  1426. }
  1427. }
  1428. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1429. // but using --attach instead of -a to make sure we read the flag correctly
  1430. func (s *DockerSuite) TestRunAttachWithDettach(c *check.C) {
  1431. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1432. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1433. if err == nil {
  1434. c.Fatal("Container should have exited with error code different than 0")
  1435. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1436. c.Fatal("Should have been returned an error with conflicting options -a and -d")
  1437. }
  1438. }
  1439. func (s *DockerSuite) TestRunState(c *check.C) {
  1440. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1441. out, _, err := runCommandWithOutput(cmd)
  1442. if err != nil {
  1443. c.Fatal(err, out)
  1444. }
  1445. id := strings.TrimSpace(out)
  1446. state, err := inspectField(id, "State.Running")
  1447. if err != nil {
  1448. c.Fatal(err)
  1449. }
  1450. if state != "true" {
  1451. c.Fatal("Container state is 'not running'")
  1452. }
  1453. pid1, err := inspectField(id, "State.Pid")
  1454. if err != nil {
  1455. c.Fatal(err)
  1456. }
  1457. if pid1 == "0" {
  1458. c.Fatal("Container state Pid 0")
  1459. }
  1460. cmd = exec.Command(dockerBinary, "stop", id)
  1461. out, _, err = runCommandWithOutput(cmd)
  1462. if err != nil {
  1463. c.Fatal(err, out)
  1464. }
  1465. state, err = inspectField(id, "State.Running")
  1466. if err != nil {
  1467. c.Fatal(err)
  1468. }
  1469. if state != "false" {
  1470. c.Fatal("Container state is 'running'")
  1471. }
  1472. pid2, err := inspectField(id, "State.Pid")
  1473. if err != nil {
  1474. c.Fatal(err)
  1475. }
  1476. if pid2 == pid1 {
  1477. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1478. }
  1479. cmd = exec.Command(dockerBinary, "start", id)
  1480. out, _, err = runCommandWithOutput(cmd)
  1481. if err != nil {
  1482. c.Fatal(err, out)
  1483. }
  1484. state, err = inspectField(id, "State.Running")
  1485. if err != nil {
  1486. c.Fatal(err)
  1487. }
  1488. if state != "true" {
  1489. c.Fatal("Container state is 'not running'")
  1490. }
  1491. pid3, err := inspectField(id, "State.Pid")
  1492. if err != nil {
  1493. c.Fatal(err)
  1494. }
  1495. if pid3 == pid1 {
  1496. c.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1497. }
  1498. }
  1499. // Test for #1737
  1500. func (s *DockerSuite) TestRunCopyVolumeUidGid(c *check.C) {
  1501. name := "testrunvolumesuidgid"
  1502. _, err := buildImage(name,
  1503. `FROM busybox
  1504. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1505. RUN echo 'dockerio:x:1001:' >> /etc/group
  1506. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1507. true)
  1508. if err != nil {
  1509. c.Fatal(err)
  1510. }
  1511. // Test that the uid and gid is copied from the image to the volume
  1512. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1513. out, _, err := runCommandWithOutput(cmd)
  1514. if err != nil {
  1515. c.Fatal(err, out)
  1516. }
  1517. out = strings.TrimSpace(out)
  1518. if out != "dockerio:dockerio" {
  1519. c.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1520. }
  1521. }
  1522. // Test for #1582
  1523. func (s *DockerSuite) TestRunCopyVolumeContent(c *check.C) {
  1524. name := "testruncopyvolumecontent"
  1525. _, err := buildImage(name,
  1526. `FROM busybox
  1527. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1528. true)
  1529. if err != nil {
  1530. c.Fatal(err)
  1531. }
  1532. // Test that the content is copied from the image to the volume
  1533. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1534. out, _, err := runCommandWithOutput(cmd)
  1535. if err != nil {
  1536. c.Fatal(err, out)
  1537. }
  1538. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1539. c.Fatal("Container failed to transfer content to volume")
  1540. }
  1541. }
  1542. func (s *DockerSuite) TestRunCleanupCmdOnEntrypoint(c *check.C) {
  1543. name := "testrunmdcleanuponentrypoint"
  1544. if _, err := buildImage(name,
  1545. `FROM busybox
  1546. ENTRYPOINT ["echo"]
  1547. CMD ["testingpoint"]`,
  1548. true); err != nil {
  1549. c.Fatal(err)
  1550. }
  1551. runCmd := exec.Command(dockerBinary, "run", "--entrypoint", "whoami", name)
  1552. out, exit, err := runCommandWithOutput(runCmd)
  1553. if err != nil {
  1554. c.Fatalf("Error: %v, out: %q", err, out)
  1555. }
  1556. if exit != 0 {
  1557. c.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1558. }
  1559. out = strings.TrimSpace(out)
  1560. if out != "root" {
  1561. c.Fatalf("Expected output root, got %q", out)
  1562. }
  1563. }
  1564. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1565. func (s *DockerSuite) TestRunWorkdirExistsAndIsFile(c *check.C) {
  1566. runCmd := exec.Command(dockerBinary, "run", "-w", "/bin/cat", "busybox")
  1567. out, exit, err := runCommandWithOutput(runCmd)
  1568. if !(err != nil && exit == 1 && strings.Contains(out, "Cannot mkdir: /bin/cat is not a directory")) {
  1569. c.Fatalf("Docker must complains about making dir, but we got out: %s, exit: %d, err: %s", out, exit, err)
  1570. }
  1571. }
  1572. func (s *DockerSuite) TestRunExitOnStdinClose(c *check.C) {
  1573. name := "testrunexitonstdinclose"
  1574. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", "/bin/cat")
  1575. stdin, err := runCmd.StdinPipe()
  1576. if err != nil {
  1577. c.Fatal(err)
  1578. }
  1579. stdout, err := runCmd.StdoutPipe()
  1580. if err != nil {
  1581. c.Fatal(err)
  1582. }
  1583. if err := runCmd.Start(); err != nil {
  1584. c.Fatal(err)
  1585. }
  1586. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1587. c.Fatal(err)
  1588. }
  1589. r := bufio.NewReader(stdout)
  1590. line, err := r.ReadString('\n')
  1591. if err != nil {
  1592. c.Fatal(err)
  1593. }
  1594. line = strings.TrimSpace(line)
  1595. if line != "hello" {
  1596. c.Fatalf("Output should be 'hello', got '%q'", line)
  1597. }
  1598. if err := stdin.Close(); err != nil {
  1599. c.Fatal(err)
  1600. }
  1601. finish := make(chan struct{})
  1602. go func() {
  1603. if err := runCmd.Wait(); err != nil {
  1604. c.Fatal(err)
  1605. }
  1606. close(finish)
  1607. }()
  1608. select {
  1609. case <-finish:
  1610. case <-time.After(1 * time.Second):
  1611. c.Fatal("docker run failed to exit on stdin close")
  1612. }
  1613. state, err := inspectField(name, "State.Running")
  1614. if err != nil {
  1615. c.Fatal(err)
  1616. }
  1617. if state != "false" {
  1618. c.Fatal("Container must be stopped after stdin closing")
  1619. }
  1620. }
  1621. // Test for #2267
  1622. func (s *DockerSuite) TestRunWriteHostsFileAndNotCommit(c *check.C) {
  1623. name := "writehosts"
  1624. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1625. out, _, err := runCommandWithOutput(cmd)
  1626. if err != nil {
  1627. c.Fatal(err, out)
  1628. }
  1629. if !strings.Contains(out, "test2267") {
  1630. c.Fatal("/etc/hosts should contain 'test2267'")
  1631. }
  1632. cmd = exec.Command(dockerBinary, "diff", name)
  1633. if err != nil {
  1634. c.Fatal(err, out)
  1635. }
  1636. out, _, err = runCommandWithOutput(cmd)
  1637. if err != nil {
  1638. c.Fatal(err, out)
  1639. }
  1640. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1641. c.Fatal("diff should be empty")
  1642. }
  1643. }
  1644. func eqToBaseDiff(out string, c *check.C) bool {
  1645. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "echo", "hello")
  1646. out1, _, err := runCommandWithOutput(cmd)
  1647. cID := strings.TrimSpace(out1)
  1648. cmd = exec.Command(dockerBinary, "diff", cID)
  1649. baseDiff, _, err := runCommandWithOutput(cmd)
  1650. if err != nil {
  1651. c.Fatal(err, baseDiff)
  1652. }
  1653. baseArr := strings.Split(baseDiff, "\n")
  1654. sort.Strings(baseArr)
  1655. outArr := strings.Split(out, "\n")
  1656. sort.Strings(outArr)
  1657. return sliceEq(baseArr, outArr)
  1658. }
  1659. func sliceEq(a, b []string) bool {
  1660. if len(a) != len(b) {
  1661. return false
  1662. }
  1663. for i := range a {
  1664. if a[i] != b[i] {
  1665. return false
  1666. }
  1667. }
  1668. return true
  1669. }
  1670. // Test for #2267
  1671. func (s *DockerSuite) TestRunWriteHostnameFileAndNotCommit(c *check.C) {
  1672. name := "writehostname"
  1673. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1674. out, _, err := runCommandWithOutput(cmd)
  1675. if err != nil {
  1676. c.Fatal(err, out)
  1677. }
  1678. if !strings.Contains(out, "test2267") {
  1679. c.Fatal("/etc/hostname should contain 'test2267'")
  1680. }
  1681. cmd = exec.Command(dockerBinary, "diff", name)
  1682. if err != nil {
  1683. c.Fatal(err, out)
  1684. }
  1685. out, _, err = runCommandWithOutput(cmd)
  1686. if err != nil {
  1687. c.Fatal(err, out)
  1688. }
  1689. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1690. c.Fatal("diff should be empty")
  1691. }
  1692. }
  1693. // Test for #2267
  1694. func (s *DockerSuite) TestRunWriteResolvFileAndNotCommit(c *check.C) {
  1695. name := "writeresolv"
  1696. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1697. out, _, err := runCommandWithOutput(cmd)
  1698. if err != nil {
  1699. c.Fatal(err, out)
  1700. }
  1701. if !strings.Contains(out, "test2267") {
  1702. c.Fatal("/etc/resolv.conf should contain 'test2267'")
  1703. }
  1704. cmd = exec.Command(dockerBinary, "diff", name)
  1705. if err != nil {
  1706. c.Fatal(err, out)
  1707. }
  1708. out, _, err = runCommandWithOutput(cmd)
  1709. if err != nil {
  1710. c.Fatal(err, out)
  1711. }
  1712. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, c) {
  1713. c.Fatal("diff should be empty")
  1714. }
  1715. }
  1716. func (s *DockerSuite) TestRunWithBadDevice(c *check.C) {
  1717. name := "baddevice"
  1718. cmd := exec.Command(dockerBinary, "run", "--name", name, "--device", "/etc", "busybox", "true")
  1719. out, _, err := runCommandWithOutput(cmd)
  1720. if err == nil {
  1721. c.Fatal("Run should fail with bad device")
  1722. }
  1723. expected := `\"/etc\": not a device node`
  1724. if !strings.Contains(out, expected) {
  1725. c.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1726. }
  1727. }
  1728. func (s *DockerSuite) TestRunEntrypoint(c *check.C) {
  1729. name := "entrypoint"
  1730. cmd := exec.Command(dockerBinary, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1731. out, _, err := runCommandWithOutput(cmd)
  1732. if err != nil {
  1733. c.Fatal(err, out)
  1734. }
  1735. expected := "foobar"
  1736. if out != expected {
  1737. c.Fatalf("Output should be %q, actual out: %q", expected, out)
  1738. }
  1739. }
  1740. func (s *DockerSuite) TestRunBindMounts(c *check.C) {
  1741. testRequires(c, SameHostDaemon)
  1742. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1743. if err != nil {
  1744. c.Fatal(err)
  1745. }
  1746. defer os.RemoveAll(tmpDir)
  1747. writeFile(path.Join(tmpDir, "touch-me"), "", c)
  1748. // Test reading from a read-only bind mount
  1749. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1750. out, _, err := runCommandWithOutput(cmd)
  1751. if err != nil {
  1752. c.Fatal(err, out)
  1753. }
  1754. if !strings.Contains(out, "touch-me") {
  1755. c.Fatal("Container failed to read from bind mount")
  1756. }
  1757. // test writing to bind mount
  1758. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1759. out, _, err = runCommandWithOutput(cmd)
  1760. if err != nil {
  1761. c.Fatal(err, out)
  1762. }
  1763. readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1764. // test mounting to an illegal destination directory
  1765. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1766. _, err = runCommand(cmd)
  1767. if err == nil {
  1768. c.Fatal("Container bind mounted illegal directory")
  1769. }
  1770. // test mount a file
  1771. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1772. _, err = runCommand(cmd)
  1773. if err != nil {
  1774. c.Fatal(err, out)
  1775. }
  1776. content := readFile(path.Join(tmpDir, "holla"), c) // Will fail if the file doesn't exist
  1777. expected := "yotta"
  1778. if content != expected {
  1779. c.Fatalf("Output should be %q, actual out: %q", expected, content)
  1780. }
  1781. }
  1782. // Ensure that CIDFile gets deleted if it's empty
  1783. // Perform this test by making `docker run` fail
  1784. func (s *DockerSuite) TestRunCidFileCleanupIfEmpty(c *check.C) {
  1785. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1786. if err != nil {
  1787. c.Fatal(err)
  1788. }
  1789. defer os.RemoveAll(tmpDir)
  1790. tmpCidFile := path.Join(tmpDir, "cid")
  1791. cmd := exec.Command(dockerBinary, "run", "--cidfile", tmpCidFile, "emptyfs")
  1792. out, _, err := runCommandWithOutput(cmd)
  1793. if err == nil {
  1794. c.Fatalf("Run without command must fail. out=%s", out)
  1795. } else if !strings.Contains(out, "No command specified") {
  1796. c.Fatalf("Run without command failed with wrong outpuc. out=%s\nerr=%v", out, err)
  1797. }
  1798. if _, err := os.Stat(tmpCidFile); err == nil {
  1799. c.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1800. }
  1801. }
  1802. // #2098 - Docker cidFiles only contain short version of the containerId
  1803. //sudo docker run --cidfile /tmp/docker_tesc.cid ubuntu echo "test"
  1804. // TestRunCidFile tests that run --cidfile returns the longid
  1805. func (s *DockerSuite) TestRunCidFileCheckIDLength(c *check.C) {
  1806. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1807. if err != nil {
  1808. c.Fatal(err)
  1809. }
  1810. tmpCidFile := path.Join(tmpDir, "cid")
  1811. defer os.RemoveAll(tmpDir)
  1812. cmd := exec.Command(dockerBinary, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1813. out, _, err := runCommandWithOutput(cmd)
  1814. if err != nil {
  1815. c.Fatal(err)
  1816. }
  1817. id := strings.TrimSpace(out)
  1818. buffer, err := ioutil.ReadFile(tmpCidFile)
  1819. if err != nil {
  1820. c.Fatal(err)
  1821. }
  1822. cid := string(buffer)
  1823. if len(cid) != 64 {
  1824. c.Fatalf("--cidfile should be a long id, not %q", id)
  1825. }
  1826. if cid != id {
  1827. c.Fatalf("cid must be equal to %s, got %s", id, cid)
  1828. }
  1829. }
  1830. func (s *DockerSuite) TestRunNetworkNotInitializedNoneMode(c *check.C) {
  1831. cmd := exec.Command(dockerBinary, "run", "-d", "--net=none", "busybox", "top")
  1832. out, _, err := runCommandWithOutput(cmd)
  1833. if err != nil {
  1834. c.Fatal(err)
  1835. }
  1836. id := strings.TrimSpace(out)
  1837. res, err := inspectField(id, "NetworkSettings.IPAddress")
  1838. if err != nil {
  1839. c.Fatal(err)
  1840. }
  1841. if res != "" {
  1842. c.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  1843. }
  1844. }
  1845. func (s *DockerSuite) TestRunSetMacAddress(c *check.C) {
  1846. mac := "12:34:56:78:9a:bc"
  1847. 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}'")
  1848. out, ec, err := runCommandWithOutput(cmd)
  1849. if err != nil {
  1850. c.Fatalf("exec failed:\nexit code=%v\noutput=%s", ec, out)
  1851. }
  1852. actualMac := strings.TrimSpace(out)
  1853. if actualMac != mac {
  1854. c.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1855. }
  1856. }
  1857. func (s *DockerSuite) TestRunInspectMacAddress(c *check.C) {
  1858. mac := "12:34:56:78:9a:bc"
  1859. cmd := exec.Command(dockerBinary, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1860. out, _, err := runCommandWithOutput(cmd)
  1861. if err != nil {
  1862. c.Fatal(err)
  1863. }
  1864. id := strings.TrimSpace(out)
  1865. inspectedMac, err := inspectField(id, "NetworkSettings.MacAddress")
  1866. if err != nil {
  1867. c.Fatal(err)
  1868. }
  1869. if inspectedMac != mac {
  1870. c.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1871. }
  1872. }
  1873. // test docker run use a invalid mac address
  1874. func (s *DockerSuite) TestRunWithInvalidMacAddress(c *check.C) {
  1875. runCmd := exec.Command(dockerBinary, "run", "--mac-address", "92:d0:c6:0a:29", "busybox")
  1876. out, _, err := runCommandWithOutput(runCmd)
  1877. //use a invalid mac address should with a error out
  1878. if err == nil || !strings.Contains(out, "is not a valid mac address") {
  1879. c.Fatalf("run with an invalid --mac-address should with error out")
  1880. }
  1881. }
  1882. func (s *DockerSuite) TestRunDeallocatePortOnMissingIptablesRule(c *check.C) {
  1883. testRequires(c, SameHostDaemon)
  1884. cmd := exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1885. out, _, err := runCommandWithOutput(cmd)
  1886. if err != nil {
  1887. c.Fatal(err)
  1888. }
  1889. id := strings.TrimSpace(out)
  1890. ip, err := inspectField(id, "NetworkSettings.IPAddress")
  1891. if err != nil {
  1892. c.Fatal(err)
  1893. }
  1894. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1895. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1896. out, _, err = runCommandWithOutput(iptCmd)
  1897. if err != nil {
  1898. c.Fatal(err, out)
  1899. }
  1900. if err := deleteContainer(id); err != nil {
  1901. c.Fatal(err)
  1902. }
  1903. cmd = exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1904. out, _, err = runCommandWithOutput(cmd)
  1905. if err != nil {
  1906. c.Fatal(err, out)
  1907. }
  1908. }
  1909. func (s *DockerSuite) TestRunPortInUse(c *check.C) {
  1910. testRequires(c, SameHostDaemon)
  1911. port := "1234"
  1912. l, err := net.Listen("tcp", ":"+port)
  1913. if err != nil {
  1914. c.Fatal(err)
  1915. }
  1916. defer l.Close()
  1917. cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1918. out, _, err := runCommandWithOutput(cmd)
  1919. if err == nil {
  1920. c.Fatalf("Binding on used port must fail")
  1921. }
  1922. if !strings.Contains(out, "address already in use") {
  1923. c.Fatalf("Out must be about \"address already in use\", got %s", out)
  1924. }
  1925. }
  1926. // https://github.com/docker/docker/issues/8428
  1927. func (s *DockerSuite) TestRunPortProxy(c *check.C) {
  1928. testRequires(c, SameHostDaemon)
  1929. port := "12345"
  1930. cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1931. out, _, err := runCommandWithOutput(cmd)
  1932. if err != nil {
  1933. c.Fatalf("Failed to run and bind port %s, output: %s, error: %s", port, out, err)
  1934. }
  1935. // connett for 10 times here. This will trigger 10 EPIPES in the child
  1936. // process and kill it when it writes to a closed stdout/stderr
  1937. for i := 0; i < 10; i++ {
  1938. net.Dial("tcp", fmt.Sprintf("0.0.0.0:%s", port))
  1939. }
  1940. listPs := exec.Command("sh", "-c", "ps ax | grep docker")
  1941. out, _, err = runCommandWithOutput(listPs)
  1942. if err != nil {
  1943. c.Errorf("list docker process failed with output %s, error %s", out, err)
  1944. }
  1945. if strings.Contains(out, "docker <defunct>") {
  1946. c.Errorf("Unexpected defunct docker process")
  1947. }
  1948. if !strings.Contains(out, "docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 12345") {
  1949. c.Errorf("Failed to find docker-proxy process, got %s", out)
  1950. }
  1951. }
  1952. // Regression test for #7792
  1953. func (s *DockerSuite) TestRunMountOrdering(c *check.C) {
  1954. testRequires(c, SameHostDaemon)
  1955. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  1956. if err != nil {
  1957. c.Fatal(err)
  1958. }
  1959. defer os.RemoveAll(tmpDir)
  1960. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  1961. if err != nil {
  1962. c.Fatal(err)
  1963. }
  1964. defer os.RemoveAll(tmpDir2)
  1965. // Create a temporary tmpfs mounc.
  1966. fooDir := filepath.Join(tmpDir, "foo")
  1967. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  1968. c.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  1969. }
  1970. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  1971. c.Fatal(err)
  1972. }
  1973. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  1974. c.Fatal(err)
  1975. }
  1976. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  1977. c.Fatal(err)
  1978. }
  1979. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp", tmpDir), "-v", fmt.Sprintf("%s:/tmp/foo", fooDir), "-v", fmt.Sprintf("%s:/tmp/tmp2", tmpDir2), "-v", fmt.Sprintf("%s:/tmp/tmp2/foo", fooDir), "busybox:latest", "sh", "-c", "ls /tmp/touch-me && ls /tmp/foo/touch-me && ls /tmp/tmp2/touch-me && ls /tmp/tmp2/foo/touch-me")
  1980. out, _, err := runCommandWithOutput(cmd)
  1981. if err != nil {
  1982. c.Fatal(out, err)
  1983. }
  1984. }
  1985. // Regression test for https://github.com/docker/docker/issues/8259
  1986. func (s *DockerSuite) TestRunReuseBindVolumeThatIsSymlink(c *check.C) {
  1987. testRequires(c, SameHostDaemon)
  1988. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  1989. if err != nil {
  1990. c.Fatal(err)
  1991. }
  1992. defer os.RemoveAll(tmpDir)
  1993. linkPath := os.TempDir() + "/testlink2"
  1994. if err := os.Symlink(tmpDir, linkPath); err != nil {
  1995. c.Fatal(err)
  1996. }
  1997. defer os.RemoveAll(linkPath)
  1998. // Create first container
  1999. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2000. if _, err := runCommand(cmd); err != nil {
  2001. c.Fatal(err)
  2002. }
  2003. // Create second container with same symlinked path
  2004. // This will fail if the referenced issue is hit with a "Volume exists" error
  2005. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2006. if out, _, err := runCommandWithOutput(cmd); err != nil {
  2007. c.Fatal(err, out)
  2008. }
  2009. }
  2010. //GH#10604: Test an "/etc" volume doesn't overlay special bind mounts in container
  2011. func (s *DockerSuite) TestRunCreateVolumeEtc(c *check.C) {
  2012. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  2013. out, _, err := runCommandWithOutput(cmd)
  2014. if err != nil {
  2015. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2016. }
  2017. if !strings.Contains(out, "nameserver 127.0.0.1") {
  2018. c.Fatal("/etc volume mount hides /etc/resolv.conf")
  2019. }
  2020. cmd = exec.Command(dockerBinary, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  2021. out, _, err = runCommandWithOutput(cmd)
  2022. if err != nil {
  2023. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2024. }
  2025. if !strings.Contains(out, "test123") {
  2026. c.Fatal("/etc volume mount hides /etc/hostname")
  2027. }
  2028. cmd = exec.Command(dockerBinary, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  2029. out, _, err = runCommandWithOutput(cmd)
  2030. if err != nil {
  2031. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2032. }
  2033. out = strings.Replace(out, "\n", " ", -1)
  2034. if !strings.Contains(out, "192.168.0.1\ttest") || !strings.Contains(out, "127.0.0.1\tlocalhost") {
  2035. c.Fatal("/etc volume mount hides /etc/hosts")
  2036. }
  2037. }
  2038. func (s *DockerSuite) TestVolumesNoCopyData(c *check.C) {
  2039. if _, err := buildImage("dataimage",
  2040. `FROM busybox
  2041. RUN mkdir -p /foo
  2042. RUN touch /foo/bar`,
  2043. true); err != nil {
  2044. c.Fatal(err)
  2045. }
  2046. cmd := exec.Command(dockerBinary, "run", "--name", "test", "-v", "/foo", "busybox")
  2047. if _, err := runCommand(cmd); err != nil {
  2048. c.Fatal(err)
  2049. }
  2050. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar")
  2051. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2052. c.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  2053. }
  2054. tmpDir := randomUnixTmpDirPath("docker_test_bind_mount_copy_data")
  2055. cmd = exec.Command(dockerBinary, "run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar")
  2056. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2057. c.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  2058. }
  2059. }
  2060. func (s *DockerSuite) TestRunVolumesNotRecreatedOnStart(c *check.C) {
  2061. testRequires(c, SameHostDaemon)
  2062. // Clear out any remnants from other tests
  2063. info, err := ioutil.ReadDir(volumesConfigPath)
  2064. if err != nil {
  2065. c.Fatal(err)
  2066. }
  2067. if len(info) > 0 {
  2068. for _, f := range info {
  2069. if err := os.RemoveAll(volumesConfigPath + "/" + f.Name()); err != nil {
  2070. c.Fatal(err)
  2071. }
  2072. }
  2073. }
  2074. cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "--name", "lone_starr", "busybox")
  2075. if _, err := runCommand(cmd); err != nil {
  2076. c.Fatal(err)
  2077. }
  2078. cmd = exec.Command(dockerBinary, "start", "lone_starr")
  2079. if _, err := runCommand(cmd); err != nil {
  2080. c.Fatal(err)
  2081. }
  2082. info, err = ioutil.ReadDir(volumesConfigPath)
  2083. if err != nil {
  2084. c.Fatal(err)
  2085. }
  2086. if len(info) != 1 {
  2087. c.Fatalf("Expected only 1 volume have %v", len(info))
  2088. }
  2089. }
  2090. func (s *DockerSuite) TestRunNoOutputFromPullInStdout(c *check.C) {
  2091. // just run with unknown image
  2092. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  2093. stdout := bytes.NewBuffer(nil)
  2094. cmd.Stdout = stdout
  2095. if err := cmd.Run(); err == nil {
  2096. c.Fatal("Run with unknown image should fail")
  2097. }
  2098. if stdout.Len() != 0 {
  2099. c.Fatalf("Stdout contains output from pull: %s", stdout)
  2100. }
  2101. }
  2102. func (s *DockerSuite) TestRunVolumesCleanPaths(c *check.C) {
  2103. if _, err := buildImage("run_volumes_clean_paths",
  2104. `FROM busybox
  2105. VOLUME /foo/`,
  2106. true); err != nil {
  2107. c.Fatal(err)
  2108. }
  2109. cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "-v", "/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  2110. if out, _, err := runCommandWithOutput(cmd); err != nil {
  2111. c.Fatal(err, out)
  2112. }
  2113. out, err := inspectFieldMap("dark_helmet", "Volumes", "/foo/")
  2114. if err != nil {
  2115. c.Fatal(err)
  2116. }
  2117. if out != "" {
  2118. c.Fatalf("Found unexpected volume entry for '/foo/' in volumes\n%q", out)
  2119. }
  2120. out, err = inspectFieldMap("dark_helmet", "Volumes", "/foo")
  2121. if err != nil {
  2122. c.Fatal(err)
  2123. }
  2124. if !strings.Contains(out, volumesStoragePath) {
  2125. c.Fatalf("Volume was not defined for /foo\n%q", out)
  2126. }
  2127. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar/")
  2128. if err != nil {
  2129. c.Fatal(err)
  2130. }
  2131. if out != "" {
  2132. c.Fatalf("Found unexpected volume entry for '/bar/' in volumes\n%q", out)
  2133. }
  2134. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar")
  2135. if err != nil {
  2136. c.Fatal(err)
  2137. }
  2138. if !strings.Contains(out, volumesStoragePath) {
  2139. c.Fatalf("Volume was not defined for /bar\n%q", out)
  2140. }
  2141. }
  2142. // Regression test for #3631
  2143. func (s *DockerSuite) TestRunSlowStdoutConsumer(c *check.C) {
  2144. cont := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2145. stdout, err := cont.StdoutPipe()
  2146. if err != nil {
  2147. c.Fatal(err)
  2148. }
  2149. if err := cont.Start(); err != nil {
  2150. c.Fatal(err)
  2151. }
  2152. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2153. if err != nil {
  2154. c.Fatal(err)
  2155. }
  2156. expected := 2 * 1024 * 2000
  2157. if n != expected {
  2158. c.Fatalf("Expected %d, got %d", expected, n)
  2159. }
  2160. }
  2161. func (s *DockerSuite) TestRunAllowPortRangeThroughExpose(c *check.C) {
  2162. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2163. out, _, err := runCommandWithOutput(cmd)
  2164. if err != nil {
  2165. c.Fatal(err)
  2166. }
  2167. id := strings.TrimSpace(out)
  2168. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2169. if err != nil {
  2170. c.Fatal(err)
  2171. }
  2172. var ports nat.PortMap
  2173. if err = unmarshalJSON([]byte(portstr), &ports); err != nil {
  2174. c.Fatal(err)
  2175. }
  2176. for port, binding := range ports {
  2177. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2178. if portnum < 3000 || portnum > 3003 {
  2179. c.Fatalf("Port %d is out of range ", portnum)
  2180. }
  2181. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2182. c.Fatalf("Port is not mapped for the port %d", port)
  2183. }
  2184. }
  2185. if err := deleteContainer(id); err != nil {
  2186. c.Fatal(err)
  2187. }
  2188. }
  2189. // test docker run expose a invalid port
  2190. func (s *DockerSuite) TestRunExposePort(c *check.C) {
  2191. runCmd := exec.Command(dockerBinary, "run", "--expose", "80000", "busybox")
  2192. out, _, err := runCommandWithOutput(runCmd)
  2193. //expose a invalid port should with a error out
  2194. if err == nil || !strings.Contains(out, "Invalid range format for --expose") {
  2195. c.Fatalf("run --expose a invalid port should with error out")
  2196. }
  2197. }
  2198. func (s *DockerSuite) TestRunUnknownCommand(c *check.C) {
  2199. testRequires(c, NativeExecDriver)
  2200. runCmd := exec.Command(dockerBinary, "create", "busybox", "/bin/nada")
  2201. cID, _, _, err := runCommandWithStdoutStderr(runCmd)
  2202. if err != nil {
  2203. c.Fatalf("Failed to create container: %v, output: %q", err, cID)
  2204. }
  2205. cID = strings.TrimSpace(cID)
  2206. runCmd = exec.Command(dockerBinary, "start", cID)
  2207. _, _, _, _ = runCommandWithStdoutStderr(runCmd)
  2208. runCmd = exec.Command(dockerBinary, "inspect", "--format={{.State.ExitCode}}", cID)
  2209. rc, _, _, err2 := runCommandWithStdoutStderr(runCmd)
  2210. rc = strings.TrimSpace(rc)
  2211. if err2 != nil {
  2212. c.Fatalf("Error getting status of container: %v", err2)
  2213. }
  2214. if rc == "0" {
  2215. c.Fatalf("ExitCode(%v) cannot be 0", rc)
  2216. }
  2217. }
  2218. func (s *DockerSuite) TestRunModeIpcHost(c *check.C) {
  2219. testRequires(c, SameHostDaemon)
  2220. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2221. if err != nil {
  2222. c.Fatal(err)
  2223. }
  2224. cmd := exec.Command(dockerBinary, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2225. out2, _, err := runCommandWithOutput(cmd)
  2226. if err != nil {
  2227. c.Fatal(err, out2)
  2228. }
  2229. out2 = strings.Trim(out2, "\n")
  2230. if hostIpc != out2 {
  2231. c.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out2)
  2232. }
  2233. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2234. out2, _, err = runCommandWithOutput(cmd)
  2235. if err != nil {
  2236. c.Fatal(err, out2)
  2237. }
  2238. out2 = strings.Trim(out2, "\n")
  2239. if hostIpc == out2 {
  2240. c.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out2)
  2241. }
  2242. }
  2243. func (s *DockerSuite) TestRunModeIpcContainer(c *check.C) {
  2244. testRequires(c, SameHostDaemon)
  2245. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2246. out, _, err := runCommandWithOutput(cmd)
  2247. if err != nil {
  2248. c.Fatal(err, out)
  2249. }
  2250. id := strings.TrimSpace(out)
  2251. state, err := inspectField(id, "State.Running")
  2252. if err != nil {
  2253. c.Fatal(err)
  2254. }
  2255. if state != "true" {
  2256. c.Fatal("Container state is 'not running'")
  2257. }
  2258. pid1, err := inspectField(id, "State.Pid")
  2259. if err != nil {
  2260. c.Fatal(err)
  2261. }
  2262. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2263. if err != nil {
  2264. c.Fatal(err)
  2265. }
  2266. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2267. out2, _, err := runCommandWithOutput(cmd)
  2268. if err != nil {
  2269. c.Fatal(err, out2)
  2270. }
  2271. out2 = strings.Trim(out2, "\n")
  2272. if parentContainerIpc != out2 {
  2273. c.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out2)
  2274. }
  2275. }
  2276. func (s *DockerSuite) TestRunModeIpcContainerNotExists(c *check.C) {
  2277. cmd := exec.Command(dockerBinary, "run", "-d", "--ipc", "container:abcd1234", "busybox", "top")
  2278. out, _, err := runCommandWithOutput(cmd)
  2279. if !strings.Contains(out, "abcd1234") || err == nil {
  2280. c.Fatalf("run IPC from a non exists container should with correct error out")
  2281. }
  2282. }
  2283. func (s *DockerSuite) TestContainerNetworkMode(c *check.C) {
  2284. testRequires(c, SameHostDaemon)
  2285. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2286. out, _, err := runCommandWithOutput(cmd)
  2287. if err != nil {
  2288. c.Fatal(err, out)
  2289. }
  2290. id := strings.TrimSpace(out)
  2291. if err := waitRun(id); err != nil {
  2292. c.Fatal(err)
  2293. }
  2294. pid1, err := inspectField(id, "State.Pid")
  2295. if err != nil {
  2296. c.Fatal(err)
  2297. }
  2298. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2299. if err != nil {
  2300. c.Fatal(err)
  2301. }
  2302. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2303. out2, _, err := runCommandWithOutput(cmd)
  2304. if err != nil {
  2305. c.Fatal(err, out2)
  2306. }
  2307. out2 = strings.Trim(out2, "\n")
  2308. if parentContainerNet != out2 {
  2309. c.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out2)
  2310. }
  2311. }
  2312. func (s *DockerSuite) TestRunModePidHost(c *check.C) {
  2313. testRequires(c, NativeExecDriver, SameHostDaemon)
  2314. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2315. if err != nil {
  2316. c.Fatal(err)
  2317. }
  2318. cmd := exec.Command(dockerBinary, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2319. out2, _, err := runCommandWithOutput(cmd)
  2320. if err != nil {
  2321. c.Fatal(err, out2)
  2322. }
  2323. out2 = strings.Trim(out2, "\n")
  2324. if hostPid != out2 {
  2325. c.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out2)
  2326. }
  2327. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2328. out2, _, err = runCommandWithOutput(cmd)
  2329. if err != nil {
  2330. c.Fatal(err, out2)
  2331. }
  2332. out2 = strings.Trim(out2, "\n")
  2333. if hostPid == out2 {
  2334. c.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out2)
  2335. }
  2336. }
  2337. func (s *DockerSuite) TestRunTLSverify(c *check.C) {
  2338. cmd := exec.Command(dockerBinary, "ps")
  2339. out, ec, err := runCommandWithOutput(cmd)
  2340. if err != nil || ec != 0 {
  2341. c.Fatalf("Should have worked: %v:\n%v", err, out)
  2342. }
  2343. // Regardless of whether we specify true or false we need to
  2344. // test to make sure tls is turned on if --tlsverify is specified at all
  2345. cmd = exec.Command(dockerBinary, "--tlsverify=false", "ps")
  2346. out, ec, err = runCommandWithOutput(cmd)
  2347. if err == nil || ec == 0 || !strings.Contains(out, "trying to connect") {
  2348. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2349. }
  2350. cmd = exec.Command(dockerBinary, "--tlsverify=true", "ps")
  2351. out, ec, err = runCommandWithOutput(cmd)
  2352. if err == nil || ec == 0 || !strings.Contains(out, "cert") {
  2353. c.Fatalf("Should have failed: \net:%v\nout:%v\nerr:%v", ec, out, err)
  2354. }
  2355. }
  2356. func (s *DockerSuite) TestRunPortFromDockerRangeInUse(c *check.C) {
  2357. // first find allocator current position
  2358. cmd := exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2359. out, _, err := runCommandWithOutput(cmd)
  2360. if err != nil {
  2361. c.Fatal(out, err)
  2362. }
  2363. id := strings.TrimSpace(out)
  2364. cmd = exec.Command(dockerBinary, "port", id)
  2365. out, _, err = runCommandWithOutput(cmd)
  2366. if err != nil {
  2367. c.Fatal(out, err)
  2368. }
  2369. out = strings.TrimSpace(out)
  2370. if out == "" {
  2371. c.Fatal("docker port command output is empty")
  2372. }
  2373. out = strings.Split(out, ":")[1]
  2374. lastPort, err := strconv.Atoi(out)
  2375. if err != nil {
  2376. c.Fatal(err)
  2377. }
  2378. port := lastPort + 1
  2379. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2380. if err != nil {
  2381. c.Fatal(err)
  2382. }
  2383. defer l.Close()
  2384. cmd = exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2385. out, _, err = runCommandWithOutput(cmd)
  2386. if err != nil {
  2387. c.Fatalf(out, err)
  2388. }
  2389. id = strings.TrimSpace(out)
  2390. cmd = exec.Command(dockerBinary, "port", id)
  2391. out, _, err = runCommandWithOutput(cmd)
  2392. if err != nil {
  2393. c.Fatal(out, err)
  2394. }
  2395. }
  2396. func (s *DockerSuite) TestRunTtyWithPipe(c *check.C) {
  2397. done := make(chan struct{})
  2398. go func() {
  2399. defer close(done)
  2400. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2401. if _, err := cmd.StdinPipe(); err != nil {
  2402. c.Fatal(err)
  2403. }
  2404. expected := "cannot enable tty mode"
  2405. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2406. c.Fatal("run should have failed")
  2407. } else if !strings.Contains(out, expected) {
  2408. c.Fatalf("run failed with error %q: expected %q", out, expected)
  2409. }
  2410. }()
  2411. select {
  2412. case <-done:
  2413. case <-time.After(3 * time.Second):
  2414. c.Fatal("container is running but should have failed")
  2415. }
  2416. }
  2417. func (s *DockerSuite) TestRunNonLocalMacAddress(c *check.C) {
  2418. addr := "00:16:3E:08:00:50"
  2419. cmd := exec.Command(dockerBinary, "run", "--mac-address", addr, "busybox", "ifconfig")
  2420. if out, _, err := runCommandWithOutput(cmd); err != nil || !strings.Contains(out, addr) {
  2421. c.Fatalf("Output should have contained %q: %s, %v", addr, out, err)
  2422. }
  2423. }
  2424. func (s *DockerSuite) TestRunNetHost(c *check.C) {
  2425. testRequires(c, SameHostDaemon)
  2426. hostNet, err := os.Readlink("/proc/1/ns/net")
  2427. if err != nil {
  2428. c.Fatal(err)
  2429. }
  2430. cmd := exec.Command(dockerBinary, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2431. out2, _, err := runCommandWithOutput(cmd)
  2432. if err != nil {
  2433. c.Fatal(err, out2)
  2434. }
  2435. out2 = strings.Trim(out2, "\n")
  2436. if hostNet != out2 {
  2437. c.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out2)
  2438. }
  2439. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/net")
  2440. out2, _, err = runCommandWithOutput(cmd)
  2441. if err != nil {
  2442. c.Fatal(err, out2)
  2443. }
  2444. out2 = strings.Trim(out2, "\n")
  2445. if hostNet == out2 {
  2446. c.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out2)
  2447. }
  2448. }
  2449. func (s *DockerSuite) TestRunNetContainerWhichHost(c *check.C) {
  2450. testRequires(c, SameHostDaemon)
  2451. hostNet, err := os.Readlink("/proc/1/ns/net")
  2452. if err != nil {
  2453. c.Fatal(err)
  2454. }
  2455. cmd := exec.Command(dockerBinary, "run", "-d", "--net=host", "--name=test", "busybox", "top")
  2456. out, _, err := runCommandWithOutput(cmd)
  2457. if err != nil {
  2458. c.Fatal(err, out)
  2459. }
  2460. cmd = exec.Command(dockerBinary, "run", "--net=container:test", "busybox", "readlink", "/proc/self/ns/net")
  2461. out, _, err = runCommandWithOutput(cmd)
  2462. if err != nil {
  2463. c.Fatal(err, out)
  2464. }
  2465. out = strings.Trim(out, "\n")
  2466. if hostNet != out {
  2467. c.Fatalf("Container should have host network namespace")
  2468. }
  2469. }
  2470. func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
  2471. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2472. out, _, err := runCommandWithOutput(cmd)
  2473. id := strings.TrimSpace(out)
  2474. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2475. if err != nil {
  2476. c.Fatal(err)
  2477. }
  2478. var ports nat.PortMap
  2479. err = unmarshalJSON([]byte(portstr), &ports)
  2480. for port, binding := range ports {
  2481. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2482. if portnum < 3000 || portnum > 3003 {
  2483. c.Fatalf("Port %d is out of range ", portnum)
  2484. }
  2485. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2486. c.Fatal("Port is not mapped for the port "+port, out)
  2487. }
  2488. }
  2489. }
  2490. func (s *DockerSuite) TestRunOOMExitCode(c *check.C) {
  2491. done := make(chan struct{})
  2492. go func() {
  2493. defer close(done)
  2494. runCmd := exec.Command(dockerBinary, "run", "-m", "4MB", "busybox", "sh", "-c", "x=a; while true; do x=$x$x$x$x; done")
  2495. out, exitCode, _ := runCommandWithOutput(runCmd)
  2496. if expected := 137; exitCode != expected {
  2497. c.Fatalf("wrong exit code for OOM container: expected %d, got %d (output: %q)", expected, exitCode, out)
  2498. }
  2499. }()
  2500. select {
  2501. case <-done:
  2502. case <-time.After(30 * time.Second):
  2503. c.Fatal("Timeout waiting for container to die on OOM")
  2504. }
  2505. }
  2506. func (s *DockerSuite) TestRunSetDefaultRestartPolicy(c *check.C) {
  2507. runCmd := exec.Command(dockerBinary, "run", "-d", "--name", "test", "busybox", "top")
  2508. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  2509. c.Fatalf("failed to run container: %v, output: %q", err, out)
  2510. }
  2511. cmd := exec.Command(dockerBinary, "inspect", "-f", "{{.HostConfig.RestartPolicy.Name}}", "test")
  2512. out, _, err := runCommandWithOutput(cmd)
  2513. if err != nil {
  2514. c.Fatalf("failed to inspect container: %v, output: %q", err, out)
  2515. }
  2516. out = strings.Trim(out, "\r\n")
  2517. if out != "no" {
  2518. c.Fatalf("Set default restart policy failed")
  2519. }
  2520. }
  2521. func (s *DockerSuite) TestRunRestartMaxRetries(c *check.C) {
  2522. out, err := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:3", "busybox", "false").CombinedOutput()
  2523. if err != nil {
  2524. c.Fatal(string(out), err)
  2525. }
  2526. id := strings.TrimSpace(string(out))
  2527. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 10); err != nil {
  2528. c.Fatal(err)
  2529. }
  2530. count, err := inspectField(id, "RestartCount")
  2531. if err != nil {
  2532. c.Fatal(err)
  2533. }
  2534. if count != "3" {
  2535. c.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2536. }
  2537. MaximumRetryCount, err := inspectField(id, "HostConfig.RestartPolicy.MaximumRetryCount")
  2538. if err != nil {
  2539. c.Fatal(err)
  2540. }
  2541. if MaximumRetryCount != "3" {
  2542. c.Fatalf("Container Maximum Retry Count is %s, expected %s", MaximumRetryCount, "3")
  2543. }
  2544. }
  2545. func (s *DockerSuite) TestRunContainerWithWritableRootfs(c *check.C) {
  2546. out, err := exec.Command(dockerBinary, "run", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2547. if err != nil {
  2548. c.Fatal(string(out), err)
  2549. }
  2550. }
  2551. func (s *DockerSuite) TestRunContainerWithReadonlyRootfs(c *check.C) {
  2552. testRequires(c, NativeExecDriver)
  2553. out, err := exec.Command(dockerBinary, "run", "--read-only", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2554. if err == nil {
  2555. c.Fatal("expected container to error on run with read only error")
  2556. }
  2557. expected := "Read-only file system"
  2558. if !strings.Contains(string(out), expected) {
  2559. c.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2560. }
  2561. }
  2562. func (s *DockerSuite) TestRunVolumesFromRestartAfterRemoved(c *check.C) {
  2563. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "voltest", "-v", "/foo", "busybox"))
  2564. if err != nil {
  2565. c.Fatal(out, err)
  2566. }
  2567. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "top"))
  2568. if err != nil {
  2569. c.Fatal(out, err)
  2570. }
  2571. // Remove the main volume container and restart the consuming container
  2572. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "rm", "-f", "voltest"))
  2573. if err != nil {
  2574. c.Fatal(out, err)
  2575. }
  2576. // This should not fail since the volumes-from were already applied
  2577. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "restart", "restarter"))
  2578. if err != nil {
  2579. c.Fatalf("expected container to restart successfully: %v\n%s", err, out)
  2580. }
  2581. }
  2582. // run container with --rm should remove container if exit code != 0
  2583. func (s *DockerSuite) TestRunContainerWithRmFlagExitCodeNotEqualToZero(c *check.C) {
  2584. name := "flowers"
  2585. runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "ls", "/notexists")
  2586. out, _, err := runCommandWithOutput(runCmd)
  2587. if err == nil {
  2588. c.Fatal("Expected docker run to fail", out, err)
  2589. }
  2590. out, err = getAllContainers()
  2591. if err != nil {
  2592. c.Fatal(out, err)
  2593. }
  2594. if out != "" {
  2595. c.Fatal("Expected not to have containers", out)
  2596. }
  2597. }
  2598. func (s *DockerSuite) TestRunContainerWithRmFlagCannotStartContainer(c *check.C) {
  2599. name := "sparkles"
  2600. runCmd := exec.Command(dockerBinary, "run", "--name", name, "--rm", "busybox", "commandNotFound")
  2601. out, _, err := runCommandWithOutput(runCmd)
  2602. if err == nil {
  2603. c.Fatal("Expected docker run to fail", out, err)
  2604. }
  2605. out, err = getAllContainers()
  2606. if err != nil {
  2607. c.Fatal(out, err)
  2608. }
  2609. if out != "" {
  2610. c.Fatal("Expected not to have containers", out)
  2611. }
  2612. }
  2613. func (s *DockerSuite) TestRunPidHostWithChildIsKillable(c *check.C) {
  2614. name := "ibuildthecloud"
  2615. if out, err := exec.Command(dockerBinary, "run", "-d", "--pid=host", "--name", name, "busybox", "sh", "-c", "sleep 30; echo hi").CombinedOutput(); err != nil {
  2616. c.Fatal(err, out)
  2617. }
  2618. time.Sleep(1 * time.Second)
  2619. errchan := make(chan error)
  2620. go func() {
  2621. if out, err := exec.Command(dockerBinary, "kill", name).CombinedOutput(); err != nil {
  2622. errchan <- fmt.Errorf("%v:\n%s", err, out)
  2623. }
  2624. close(errchan)
  2625. }()
  2626. select {
  2627. case err := <-errchan:
  2628. if err != nil {
  2629. c.Fatal(err)
  2630. }
  2631. case <-time.After(5 * time.Second):
  2632. c.Fatal("Kill container timed out")
  2633. }
  2634. }