docker_cli_run_test.go 93 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. "testing"
  19. "time"
  20. "github.com/docker/docker/nat"
  21. "github.com/docker/docker/pkg/networkfs/resolvconf"
  22. )
  23. // "test123" should be printed by docker run
  24. func TestRunEchoStdout(t *testing.T) {
  25. defer deleteAllContainers()
  26. runCmd := exec.Command(dockerBinary, "run", "busybox", "echo", "test123")
  27. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  28. if err != nil {
  29. t.Fatalf("failed to run container: %v, output: %q", err, out)
  30. }
  31. if out != "test123\n" {
  32. t.Errorf("container should've printed 'test123'")
  33. }
  34. logDone("run - echo test123")
  35. }
  36. // "test" should be printed
  37. func TestRunEchoStdoutWithMemoryLimit(t *testing.T) {
  38. defer deleteAllContainers()
  39. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "busybox", "echo", "test")
  40. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  41. if err != nil {
  42. t.Fatalf("failed to run container: %v, output: %q", err, out)
  43. }
  44. out = strings.Trim(out, "\r\n")
  45. if expected := "test"; out != expected {
  46. t.Errorf("container should've printed %q but printed %q", expected, out)
  47. }
  48. logDone("run - echo with memory limit")
  49. }
  50. // should run without memory swap
  51. func TestRunWithoutMemoryswapLimit(t *testing.T) {
  52. defer deleteAllContainers()
  53. runCmd := exec.Command(dockerBinary, "run", "-m", "16m", "--memory-swap", "-1", "busybox", "true")
  54. out, _, err := runCommandWithOutput(runCmd)
  55. if err != nil {
  56. t.Fatalf("failed to run container, output: %q", out)
  57. }
  58. logDone("run - without memory swap limit")
  59. }
  60. // "test" should be printed
  61. func TestRunEchoStdoutWitCPULimit(t *testing.T) {
  62. defer deleteAllContainers()
  63. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "busybox", "echo", "test")
  64. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  65. if err != nil {
  66. t.Fatalf("failed to run container: %v, output: %q", err, out)
  67. }
  68. if out != "test\n" {
  69. t.Errorf("container should've printed 'test'")
  70. }
  71. logDone("run - echo with CPU limit")
  72. }
  73. // "test" should be printed
  74. func TestRunEchoStdoutWithCPUAndMemoryLimit(t *testing.T) {
  75. defer deleteAllContainers()
  76. runCmd := exec.Command(dockerBinary, "run", "-c", "1000", "-m", "16m", "busybox", "echo", "test")
  77. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  78. if err != nil {
  79. t.Fatalf("failed to run container: %v, output: %q", err, out)
  80. }
  81. if out != "test\n" {
  82. t.Errorf("container should've printed 'test', got %q instead", out)
  83. }
  84. logDone("run - echo with CPU and memory limit")
  85. }
  86. // "test" should be printed
  87. func TestRunEchoNamedContainer(t *testing.T) {
  88. defer deleteAllContainers()
  89. runCmd := exec.Command(dockerBinary, "run", "--name", "testfoonamedcontainer", "busybox", "echo", "test")
  90. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  91. if err != nil {
  92. t.Fatalf("failed to run container: %v, output: %q", err, out)
  93. }
  94. if out != "test\n" {
  95. t.Errorf("container should've printed 'test'")
  96. }
  97. if err := deleteContainer("testfoonamedcontainer"); err != nil {
  98. t.Errorf("failed to remove the named container: %v", err)
  99. }
  100. logDone("run - echo with named container")
  101. }
  102. // docker run should not leak file descriptors
  103. func TestRunLeakyFileDescriptors(t *testing.T) {
  104. defer deleteAllContainers()
  105. runCmd := exec.Command(dockerBinary, "run", "busybox", "ls", "-C", "/proc/self/fd")
  106. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  107. if err != nil {
  108. t.Fatalf("failed to run container: %v, output: %q", err, out)
  109. }
  110. // normally, we should only get 0, 1, and 2, but 3 gets created by "ls" when it does "opendir" on the "fd" directory
  111. if out != "0 1 2 3\n" {
  112. t.Errorf("container should've printed '0 1 2 3', not: %s", out)
  113. }
  114. logDone("run - check file descriptor leakage")
  115. }
  116. // it should be possible to ping Google DNS resolver
  117. // this will fail when Internet access is unavailable
  118. func TestRunPingGoogle(t *testing.T) {
  119. defer deleteAllContainers()
  120. runCmd := exec.Command(dockerBinary, "run", "busybox", "ping", "-c", "1", "8.8.8.8")
  121. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  122. if err != nil {
  123. t.Fatalf("failed to run container: %v, output: %q", err, out)
  124. }
  125. logDone("run - ping 8.8.8.8")
  126. }
  127. // the exit code should be 0
  128. // some versions of lxc might make this test fail
  129. func TestRunExitCodeZero(t *testing.T) {
  130. defer deleteAllContainers()
  131. runCmd := exec.Command(dockerBinary, "run", "busybox", "true")
  132. if out, _, err := runCommandWithOutput(runCmd); err != nil {
  133. t.Errorf("container should've exited with exit code 0: %s, %v", out, err)
  134. }
  135. logDone("run - exit with 0")
  136. }
  137. // the exit code should be 1
  138. // some versions of lxc might make this test fail
  139. func TestRunExitCodeOne(t *testing.T) {
  140. defer deleteAllContainers()
  141. runCmd := exec.Command(dockerBinary, "run", "busybox", "false")
  142. exitCode, err := runCommand(runCmd)
  143. if err != nil && !strings.Contains("exit status 1", fmt.Sprintf("%s", err)) {
  144. t.Fatal(err)
  145. }
  146. if exitCode != 1 {
  147. t.Errorf("container should've exited with exit code 1")
  148. }
  149. logDone("run - exit with 1")
  150. }
  151. // it should be possible to pipe in data via stdin to a process running in a container
  152. // some versions of lxc might make this test fail
  153. func TestRunStdinPipe(t *testing.T) {
  154. defer deleteAllContainers()
  155. runCmd := exec.Command("bash", "-c", `echo "blahblah" | docker run -i -a stdin busybox cat`)
  156. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  157. if err != nil {
  158. t.Fatalf("failed to run container: %v, output: %q", err, out)
  159. }
  160. out = stripTrailingCharacters(out)
  161. inspectCmd := exec.Command(dockerBinary, "inspect", out)
  162. if out, _, err := runCommandWithOutput(inspectCmd); err != nil {
  163. t.Fatalf("out should've been a container id: %s %v", out, err)
  164. }
  165. waitCmd := exec.Command(dockerBinary, "wait", out)
  166. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  167. t.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  168. }
  169. logsCmd := exec.Command(dockerBinary, "logs", out)
  170. logsOut, _, err := runCommandWithOutput(logsCmd)
  171. if err != nil {
  172. t.Fatalf("error thrown while trying to get container logs: %s, %v", logsOut, err)
  173. }
  174. containerLogs := stripTrailingCharacters(logsOut)
  175. if containerLogs != "blahblah" {
  176. t.Errorf("logs didn't print the container's logs %s", containerLogs)
  177. }
  178. rmCmd := exec.Command(dockerBinary, "rm", out)
  179. if out, _, err = runCommandWithOutput(rmCmd); err != nil {
  180. t.Fatalf("rm failed to remove container: %s, %v", out, err)
  181. }
  182. logDone("run - pipe in with -i -a stdin")
  183. }
  184. // the container's ID should be printed when starting a container in detached mode
  185. func TestRunDetachedContainerIDPrinting(t *testing.T) {
  186. defer deleteAllContainers()
  187. runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  188. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  189. if err != nil {
  190. t.Fatalf("failed to run container: %v, output: %q", err, out)
  191. }
  192. out = stripTrailingCharacters(out)
  193. inspectCmd := exec.Command(dockerBinary, "inspect", out)
  194. if inspectOut, _, err := runCommandWithOutput(inspectCmd); err != nil {
  195. t.Fatalf("out should've been a container id: %s %v", inspectOut, err)
  196. }
  197. waitCmd := exec.Command(dockerBinary, "wait", out)
  198. if waitOut, _, err := runCommandWithOutput(waitCmd); err != nil {
  199. t.Fatalf("error thrown while waiting for container: %s, %v", waitOut, err)
  200. }
  201. rmCmd := exec.Command(dockerBinary, "rm", out)
  202. rmOut, _, err := runCommandWithOutput(rmCmd)
  203. if err != nil {
  204. t.Fatalf("rm failed to remove container: %s, %v", rmOut, err)
  205. }
  206. rmOut = stripTrailingCharacters(rmOut)
  207. if rmOut != out {
  208. t.Errorf("rm didn't print the container ID %s %s", out, rmOut)
  209. }
  210. logDone("run - print container ID in detached mode")
  211. }
  212. // the working directory should be set correctly
  213. func TestRunWorkingDirectory(t *testing.T) {
  214. defer deleteAllContainers()
  215. runCmd := exec.Command(dockerBinary, "run", "-w", "/root", "busybox", "pwd")
  216. out, _, _, err := runCommandWithStdoutStderr(runCmd)
  217. if err != nil {
  218. t.Fatalf("failed to run container: %v, output: %q", err, out)
  219. }
  220. out = stripTrailingCharacters(out)
  221. if out != "/root" {
  222. t.Errorf("-w failed to set working directory")
  223. }
  224. runCmd = exec.Command(dockerBinary, "run", "--workdir", "/root", "busybox", "pwd")
  225. out, _, _, err = runCommandWithStdoutStderr(runCmd)
  226. if err != nil {
  227. t.Fatal(out, err)
  228. }
  229. out = stripTrailingCharacters(out)
  230. if out != "/root" {
  231. t.Errorf("--workdir failed to set working directory")
  232. }
  233. logDone("run - run with working directory set by -w")
  234. logDone("run - run with working directory set by --workdir")
  235. }
  236. // pinging Google's DNS resolver should fail when we disable the networking
  237. func TestRunWithoutNetworking(t *testing.T) {
  238. defer deleteAllContainers()
  239. runCmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "8.8.8.8")
  240. out, _, exitCode, err := runCommandWithStdoutStderr(runCmd)
  241. if err != nil && exitCode != 1 {
  242. t.Fatal(out, err)
  243. }
  244. if exitCode != 1 {
  245. t.Errorf("--net=none should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  246. }
  247. runCmd = exec.Command(dockerBinary, "run", "-n=false", "busybox", "ping", "-c", "1", "8.8.8.8")
  248. out, _, exitCode, err = runCommandWithStdoutStderr(runCmd)
  249. if err != nil && exitCode != 1 {
  250. t.Fatal(out, err)
  251. }
  252. if exitCode != 1 {
  253. t.Errorf("-n=false should've disabled the network; the container shouldn't have been able to ping 8.8.8.8")
  254. }
  255. logDone("run - disable networking with --net=none")
  256. logDone("run - disable networking with -n=false")
  257. }
  258. //test --link use container name to link target
  259. func TestRunLinksContainerWithContainerName(t *testing.T) {
  260. defer deleteAllContainers()
  261. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "--name", "parent", "busybox")
  262. out, _, _, err := runCommandWithStdoutStderr(cmd)
  263. if err != nil {
  264. t.Fatalf("failed to run container: %v, output: %q", err, out)
  265. }
  266. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{.NetworkSettings.IPAddress}}", "parent")
  267. ip, _, _, err := runCommandWithStdoutStderr(cmd)
  268. if err != nil {
  269. t.Fatalf("failed to inspect container: %v, output: %q", err, ip)
  270. }
  271. ip = strings.TrimSpace(ip)
  272. cmd = exec.Command(dockerBinary, "run", "--link", "parent:test", "busybox", "/bin/cat", "/etc/hosts")
  273. out, _, err = runCommandWithOutput(cmd)
  274. if err != nil {
  275. t.Fatalf("failed to run container: %v, output: %q", err, out)
  276. }
  277. if !strings.Contains(out, ip+" test") {
  278. t.Fatalf("use a container name to link target failed")
  279. }
  280. logDone("run - use a container name to link target work")
  281. }
  282. //test --link use container id to link target
  283. func TestRunLinksContainerWithContainerId(t *testing.T) {
  284. defer deleteAllContainers()
  285. cmd := exec.Command(dockerBinary, "run", "-i", "-t", "-d", "busybox")
  286. cID, _, _, err := runCommandWithStdoutStderr(cmd)
  287. if err != nil {
  288. t.Fatalf("failed to run container: %v, output: %q", err, cID)
  289. }
  290. cID = strings.TrimSpace(cID)
  291. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{.NetworkSettings.IPAddress}}", cID)
  292. ip, _, _, err := runCommandWithStdoutStderr(cmd)
  293. if err != nil {
  294. t.Fatalf("faild to inspect container: %v, output: %q", err, ip)
  295. }
  296. ip = strings.TrimSpace(ip)
  297. cmd = exec.Command(dockerBinary, "run", "--link", cID+":test", "busybox", "/bin/cat", "/etc/hosts")
  298. out, _, err := runCommandWithOutput(cmd)
  299. if err != nil {
  300. t.Fatalf("failed to run container: %v, output: %q", err, out)
  301. }
  302. if !strings.Contains(out, ip+" test") {
  303. t.Fatalf("use a container id to link target failed")
  304. }
  305. logDone("run - use a container id to link target work")
  306. }
  307. // Regression test for #4741
  308. func TestRunWithVolumesAsFiles(t *testing.T) {
  309. defer deleteAllContainers()
  310. runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/etc/hosts:/target-file", "busybox", "true")
  311. out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
  312. if err != nil && exitCode != 0 {
  313. t.Fatal("1", out, stderr, err)
  314. }
  315. runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/target-file")
  316. out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
  317. if err != nil && exitCode != 0 {
  318. t.Fatal("2", out, stderr, err)
  319. }
  320. logDone("run - regression test for #4741 - volumes from as files")
  321. }
  322. // Regression test for #4979
  323. func TestRunWithVolumesFromExited(t *testing.T) {
  324. defer deleteAllContainers()
  325. runCmd := exec.Command(dockerBinary, "run", "--name", "test-data", "--volume", "/some/dir", "busybox", "touch", "/some/dir/file")
  326. out, stderr, exitCode, err := runCommandWithStdoutStderr(runCmd)
  327. if err != nil && exitCode != 0 {
  328. t.Fatal("1", out, stderr, err)
  329. }
  330. runCmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-data", "busybox", "cat", "/some/dir/file")
  331. out, stderr, exitCode, err = runCommandWithStdoutStderr(runCmd)
  332. if err != nil && exitCode != 0 {
  333. t.Fatal("2", out, stderr, err)
  334. }
  335. logDone("run - regression test for #4979 - volumes-from on exited container")
  336. }
  337. // Regression test for #4830
  338. func TestRunWithRelativePath(t *testing.T) {
  339. defer deleteAllContainers()
  340. runCmd := exec.Command(dockerBinary, "run", "-v", "tmp:/other-tmp", "busybox", "true")
  341. if _, _, _, err := runCommandWithStdoutStderr(runCmd); err == nil {
  342. t.Fatalf("relative path should result in an error")
  343. }
  344. logDone("run - volume with relative path")
  345. }
  346. func TestRunVolumesMountedAsReadonly(t *testing.T) {
  347. defer deleteAllContainers()
  348. cmd := exec.Command(dockerBinary, "run", "-v", "/test:/test:ro", "busybox", "touch", "/test/somefile")
  349. if code, err := runCommand(cmd); err == nil || code == 0 {
  350. t.Fatalf("run should fail because volume is ro: exit code %d", code)
  351. }
  352. logDone("run - volumes as readonly mount")
  353. }
  354. func TestRunVolumesFromInReadonlyMode(t *testing.T) {
  355. defer deleteAllContainers()
  356. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  357. if _, err := runCommand(cmd); err != nil {
  358. t.Fatal(err)
  359. }
  360. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:ro", "busybox", "touch", "/test/file")
  361. if code, err := runCommand(cmd); err == nil || code == 0 {
  362. t.Fatalf("run should fail because volume is ro: exit code %d", code)
  363. }
  364. logDone("run - volumes from as readonly mount")
  365. }
  366. // Regression test for #1201
  367. func TestRunVolumesFromInReadWriteMode(t *testing.T) {
  368. defer deleteAllContainers()
  369. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "true")
  370. if _, err := runCommand(cmd); err != nil {
  371. t.Fatal(err)
  372. }
  373. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  374. if out, _, err := runCommandWithOutput(cmd); err != nil {
  375. t.Fatalf("running --volumes-from parent:rw failed with output: %q\nerror: %v", out, err)
  376. }
  377. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:bar", "busybox", "touch", "/test/file")
  378. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "invalid mode for volumes-from: bar") {
  379. t.Fatalf("running --volumes-from foo:bar should have failed with invalid mount mode: %q", out)
  380. }
  381. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "busybox", "touch", "/test/file")
  382. if out, _, err := runCommandWithOutput(cmd); err != nil {
  383. t.Fatalf("running --volumes-from parent failed with output: %q\nerror: %v", out, err)
  384. }
  385. logDone("run - volumes from as read write mount")
  386. }
  387. func TestVolumesFromGetsProperMode(t *testing.T) {
  388. defer deleteAllContainers()
  389. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test:/test:ro", "busybox", "true")
  390. if _, err := runCommand(cmd); err != nil {
  391. t.Fatal(err)
  392. }
  393. // Expect this "rw" mode to be be ignored since the inheritted volume is "ro"
  394. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent:rw", "busybox", "touch", "/test/file")
  395. if _, err := runCommand(cmd); err == nil {
  396. t.Fatal("Expected volumes-from to inherit read-only volume even when passing in `rw`")
  397. }
  398. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/test:/test:ro", "busybox", "true")
  399. if _, err := runCommand(cmd); err != nil {
  400. t.Fatal(err)
  401. }
  402. // Expect this to be read-only since both are "ro"
  403. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent2:ro", "busybox", "touch", "/test/file")
  404. if _, err := runCommand(cmd); err == nil {
  405. t.Fatal("Expected volumes-from to inherit read-only volume even when passing in `ro`")
  406. }
  407. logDone("run - volumes from ignores `rw` if inherrited volume is `ro`")
  408. }
  409. // Test for GH#10618
  410. func TestRunNoDupVolumes(t *testing.T) {
  411. defer deleteAllContainers()
  412. bindPath1, err := ioutil.TempDir("", "test1")
  413. if err != nil {
  414. t.Fatal(err)
  415. }
  416. defer os.Remove(bindPath1)
  417. bindPath2, err := ioutil.TempDir("", "test2")
  418. if err != nil {
  419. t.Fatal(err)
  420. }
  421. defer os.Remove(bindPath2)
  422. mountstr1 := bindPath1 + ":/someplace"
  423. mountstr2 := bindPath2 + ":/someplace"
  424. cmd := exec.Command(dockerBinary, "run", "-v", mountstr1, "-v", mountstr2, "busybox", "true")
  425. if out, _, err := runCommandWithOutput(cmd); err == nil {
  426. t.Fatal("Expected error about duplicate volume definitions")
  427. } else {
  428. if !strings.Contains(out, "Duplicate volume") {
  429. t.Fatalf("Expected 'duplicate volume' error, got %v", err)
  430. }
  431. }
  432. logDone("run - don't allow multiple (bind) volumes on the same container target")
  433. }
  434. // Test for #1351
  435. func TestRunApplyVolumesFromBeforeVolumes(t *testing.T) {
  436. defer deleteAllContainers()
  437. cmd := exec.Command(dockerBinary, "run", "--name", "parent", "-v", "/test", "busybox", "touch", "/test/foo")
  438. if _, err := runCommand(cmd); err != nil {
  439. t.Fatal(err)
  440. }
  441. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent", "-v", "/test", "busybox", "cat", "/test/foo")
  442. if out, _, err := runCommandWithOutput(cmd); err != nil {
  443. t.Fatal(out, err)
  444. }
  445. logDone("run - volumes from mounted first")
  446. }
  447. func TestRunMultipleVolumesFrom(t *testing.T) {
  448. defer deleteAllContainers()
  449. cmd := exec.Command(dockerBinary, "run", "--name", "parent1", "-v", "/test", "busybox", "touch", "/test/foo")
  450. if _, err := runCommand(cmd); err != nil {
  451. t.Fatal(err)
  452. }
  453. cmd = exec.Command(dockerBinary, "run", "--name", "parent2", "-v", "/other", "busybox", "touch", "/other/bar")
  454. if _, err := runCommand(cmd); err != nil {
  455. t.Fatal(err)
  456. }
  457. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "parent1", "--volumes-from", "parent2",
  458. "busybox", "sh", "-c", "cat /test/foo && cat /other/bar")
  459. if _, err := runCommand(cmd); err != nil {
  460. t.Fatal(err)
  461. }
  462. logDone("run - multiple volumes from")
  463. }
  464. // this tests verifies the ID format for the container
  465. func TestRunVerifyContainerID(t *testing.T) {
  466. defer deleteAllContainers()
  467. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
  468. out, exit, err := runCommandWithOutput(cmd)
  469. if err != nil {
  470. t.Fatal(err)
  471. }
  472. if exit != 0 {
  473. t.Fatalf("expected exit code 0 received %d", exit)
  474. }
  475. match, err := regexp.MatchString("^[0-9a-f]{64}$", strings.TrimSuffix(out, "\n"))
  476. if err != nil {
  477. t.Fatal(err)
  478. }
  479. if !match {
  480. t.Fatalf("Invalid container ID: %s", out)
  481. }
  482. logDone("run - verify container ID")
  483. }
  484. // Test that creating a container with a volume doesn't crash. Regression test for #995.
  485. func TestRunCreateVolume(t *testing.T) {
  486. defer deleteAllContainers()
  487. cmd := exec.Command(dockerBinary, "run", "-v", "/var/lib/data", "busybox", "true")
  488. if _, err := runCommand(cmd); err != nil {
  489. t.Fatal(err)
  490. }
  491. logDone("run - create docker managed volume")
  492. }
  493. // Test that creating a volume with a symlink in its path works correctly. Test for #5152.
  494. // Note that this bug happens only with symlinks with a target that starts with '/'.
  495. func TestRunCreateVolumeWithSymlink(t *testing.T) {
  496. defer deleteAllContainers()
  497. image := "docker-test-createvolumewithsymlink"
  498. defer deleteImages(image)
  499. buildCmd := exec.Command(dockerBinary, "build", "-t", image, "-")
  500. buildCmd.Stdin = strings.NewReader(`FROM busybox
  501. RUN ln -s home /bar`)
  502. buildCmd.Dir = workingDirectory
  503. err := buildCmd.Run()
  504. if err != nil {
  505. t.Fatalf("could not build '%s': %v", image, err)
  506. }
  507. cmd := exec.Command(dockerBinary, "run", "-v", "/bar/foo", "--name", "test-createvolumewithsymlink", image, "sh", "-c", "mount | grep -q /home/foo")
  508. exitCode, err := runCommand(cmd)
  509. if err != nil || exitCode != 0 {
  510. t.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  511. }
  512. var volPath string
  513. cmd = exec.Command(dockerBinary, "inspect", "-f", "{{range .Volumes}}{{.}}{{end}}", "test-createvolumewithsymlink")
  514. volPath, exitCode, err = runCommandWithOutput(cmd)
  515. if err != nil || exitCode != 0 {
  516. t.Fatalf("[inspect] err: %v, exitcode: %d", err, exitCode)
  517. }
  518. cmd = exec.Command(dockerBinary, "rm", "-v", "test-createvolumewithsymlink")
  519. exitCode, err = runCommand(cmd)
  520. if err != nil || exitCode != 0 {
  521. t.Fatalf("[rm] err: %v, exitcode: %d", err, exitCode)
  522. }
  523. f, err := os.Open(volPath)
  524. defer f.Close()
  525. if !os.IsNotExist(err) {
  526. t.Fatalf("[open] (expecting 'file does not exist' error) err: %v, volPath: %s", err, volPath)
  527. }
  528. logDone("run - create volume with symlink")
  529. }
  530. // Tests that a volume path that has a symlink exists in a container mounting it with `--volumes-from`.
  531. func TestRunVolumesFromSymlinkPath(t *testing.T) {
  532. defer deleteAllContainers()
  533. name := "docker-test-volumesfromsymlinkpath"
  534. defer deleteImages(name)
  535. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  536. buildCmd.Stdin = strings.NewReader(`FROM busybox
  537. RUN ln -s home /foo
  538. VOLUME ["/foo/bar"]`)
  539. buildCmd.Dir = workingDirectory
  540. err := buildCmd.Run()
  541. if err != nil {
  542. t.Fatalf("could not build 'docker-test-volumesfromsymlinkpath': %v", err)
  543. }
  544. cmd := exec.Command(dockerBinary, "run", "--name", "test-volumesfromsymlinkpath", name)
  545. exitCode, err := runCommand(cmd)
  546. if err != nil || exitCode != 0 {
  547. t.Fatalf("[run] (volume) err: %v, exitcode: %d", err, exitCode)
  548. }
  549. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test-volumesfromsymlinkpath", "busybox", "sh", "-c", "ls /foo | grep -q bar")
  550. exitCode, err = runCommand(cmd)
  551. if err != nil || exitCode != 0 {
  552. t.Fatalf("[run] err: %v, exitcode: %d", err, exitCode)
  553. }
  554. logDone("run - volumes-from symlink path")
  555. }
  556. func TestRunExitCode(t *testing.T) {
  557. defer deleteAllContainers()
  558. cmd := exec.Command(dockerBinary, "run", "busybox", "/bin/sh", "-c", "exit 72")
  559. exit, err := runCommand(cmd)
  560. if err == nil {
  561. t.Fatal("should not have a non nil error")
  562. }
  563. if exit != 72 {
  564. t.Fatalf("expected exit code 72 received %d", exit)
  565. }
  566. logDone("run - correct exit code")
  567. }
  568. func TestRunUserDefaultsToRoot(t *testing.T) {
  569. defer deleteAllContainers()
  570. cmd := exec.Command(dockerBinary, "run", "busybox", "id")
  571. out, _, err := runCommandWithOutput(cmd)
  572. if err != nil {
  573. t.Fatal(err, out)
  574. }
  575. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  576. t.Fatalf("expected root user got %s", out)
  577. }
  578. logDone("run - default user")
  579. }
  580. func TestRunUserByName(t *testing.T) {
  581. defer deleteAllContainers()
  582. cmd := exec.Command(dockerBinary, "run", "-u", "root", "busybox", "id")
  583. out, _, err := runCommandWithOutput(cmd)
  584. if err != nil {
  585. t.Fatal(err, out)
  586. }
  587. if !strings.Contains(out, "uid=0(root) gid=0(root)") {
  588. t.Fatalf("expected root user got %s", out)
  589. }
  590. logDone("run - user by name")
  591. }
  592. func TestRunUserByID(t *testing.T) {
  593. defer deleteAllContainers()
  594. cmd := exec.Command(dockerBinary, "run", "-u", "1", "busybox", "id")
  595. out, _, err := runCommandWithOutput(cmd)
  596. if err != nil {
  597. t.Fatal(err, out)
  598. }
  599. if !strings.Contains(out, "uid=1(daemon) gid=1(daemon)") {
  600. t.Fatalf("expected daemon user got %s", out)
  601. }
  602. logDone("run - user by id")
  603. }
  604. func TestRunUserByIDBig(t *testing.T) {
  605. defer deleteAllContainers()
  606. cmd := exec.Command(dockerBinary, "run", "-u", "2147483648", "busybox", "id")
  607. out, _, err := runCommandWithOutput(cmd)
  608. if err == nil {
  609. t.Fatal("No error, but must be.", out)
  610. }
  611. if !strings.Contains(out, "Uids and gids must be in range") {
  612. t.Fatalf("expected error about uids range, got %s", out)
  613. }
  614. logDone("run - user by id, id too big")
  615. }
  616. func TestRunUserByIDNegative(t *testing.T) {
  617. defer deleteAllContainers()
  618. cmd := exec.Command(dockerBinary, "run", "-u", "-1", "busybox", "id")
  619. out, _, err := runCommandWithOutput(cmd)
  620. if err == nil {
  621. t.Fatal("No error, but must be.", out)
  622. }
  623. if !strings.Contains(out, "Uids and gids must be in range") {
  624. t.Fatalf("expected error about uids range, got %s", out)
  625. }
  626. logDone("run - user by id, id negative")
  627. }
  628. func TestRunUserByIDZero(t *testing.T) {
  629. defer deleteAllContainers()
  630. cmd := exec.Command(dockerBinary, "run", "-u", "0", "busybox", "id")
  631. out, _, err := runCommandWithOutput(cmd)
  632. if err != nil {
  633. t.Fatal(err, out)
  634. }
  635. if !strings.Contains(out, "uid=0(root) gid=0(root) groups=10(wheel)") {
  636. t.Fatalf("expected daemon user got %s", out)
  637. }
  638. logDone("run - user by id, zero uid")
  639. }
  640. func TestRunUserNotFound(t *testing.T) {
  641. defer deleteAllContainers()
  642. cmd := exec.Command(dockerBinary, "run", "-u", "notme", "busybox", "id")
  643. _, err := runCommand(cmd)
  644. if err == nil {
  645. t.Fatal("unknown user should cause container to fail")
  646. }
  647. logDone("run - user not found")
  648. }
  649. func TestRunTwoConcurrentContainers(t *testing.T) {
  650. defer deleteAllContainers()
  651. group := sync.WaitGroup{}
  652. group.Add(2)
  653. for i := 0; i < 2; i++ {
  654. go func() {
  655. defer group.Done()
  656. cmd := exec.Command(dockerBinary, "run", "busybox", "sleep", "2")
  657. if _, err := runCommand(cmd); err != nil {
  658. t.Fatal(err)
  659. }
  660. }()
  661. }
  662. group.Wait()
  663. logDone("run - two concurrent containers")
  664. }
  665. func TestRunEnvironment(t *testing.T) {
  666. defer deleteAllContainers()
  667. cmd := exec.Command(dockerBinary, "run", "-h", "testing", "-e=FALSE=true", "-e=TRUE", "-e=TRICKY", "-e=HOME=", "busybox", "env")
  668. cmd.Env = append(os.Environ(),
  669. "TRUE=false",
  670. "TRICKY=tri\ncky\n",
  671. )
  672. out, _, err := runCommandWithOutput(cmd)
  673. if err != nil {
  674. t.Fatal(err, out)
  675. }
  676. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  677. actualEnv := []string{}
  678. for i := range actualEnvLxc {
  679. if actualEnvLxc[i] != "container=lxc" {
  680. actualEnv = append(actualEnv, actualEnvLxc[i])
  681. }
  682. }
  683. sort.Strings(actualEnv)
  684. goodEnv := []string{
  685. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  686. "HOSTNAME=testing",
  687. "FALSE=true",
  688. "TRUE=false",
  689. "TRICKY=tri",
  690. "cky",
  691. "",
  692. "HOME=/root",
  693. }
  694. sort.Strings(goodEnv)
  695. if len(goodEnv) != len(actualEnv) {
  696. t.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  697. }
  698. for i := range goodEnv {
  699. if actualEnv[i] != goodEnv[i] {
  700. t.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  701. }
  702. }
  703. logDone("run - verify environment")
  704. }
  705. func TestRunEnvironmentErase(t *testing.T) {
  706. // Test to make sure that when we use -e on env vars that are
  707. // not set in our local env that they're removed (if present) in
  708. // the container
  709. defer deleteAllContainers()
  710. cmd := exec.Command(dockerBinary, "run", "-e", "FOO", "-e", "HOSTNAME", "busybox", "env")
  711. cmd.Env = appendDockerHostEnv([]string{})
  712. out, _, err := runCommandWithOutput(cmd)
  713. if err != nil {
  714. t.Fatal(err, out)
  715. }
  716. actualEnvLxc := strings.Split(strings.TrimSpace(out), "\n")
  717. actualEnv := []string{}
  718. for i := range actualEnvLxc {
  719. if actualEnvLxc[i] != "container=lxc" {
  720. actualEnv = append(actualEnv, actualEnvLxc[i])
  721. }
  722. }
  723. sort.Strings(actualEnv)
  724. goodEnv := []string{
  725. "PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin",
  726. "HOME=/root",
  727. }
  728. sort.Strings(goodEnv)
  729. if len(goodEnv) != len(actualEnv) {
  730. t.Fatalf("Wrong environment: should be %d variables, not: %q\n", len(goodEnv), strings.Join(actualEnv, ", "))
  731. }
  732. for i := range goodEnv {
  733. if actualEnv[i] != goodEnv[i] {
  734. t.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  735. }
  736. }
  737. logDone("run - verify environment erase")
  738. }
  739. func TestRunEnvironmentOverride(t *testing.T) {
  740. // Test to make sure that when we use -e on env vars that are
  741. // already in the env that we're overriding them
  742. defer deleteAllContainers()
  743. cmd := exec.Command(dockerBinary, "run", "-e", "HOSTNAME", "-e", "HOME=/root2", "busybox", "env")
  744. cmd.Env = appendDockerHostEnv([]string{"HOSTNAME=bar"})
  745. out, _, err := runCommandWithOutput(cmd)
  746. if err != nil {
  747. t.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. t.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. t.Fatalf("Wrong environment variable: should be %s, not %s", goodEnv[i], actualEnv[i])
  769. }
  770. }
  771. logDone("run - verify environment override")
  772. }
  773. func TestRunContainerNetwork(t *testing.T) {
  774. defer deleteAllContainers()
  775. cmd := exec.Command(dockerBinary, "run", "busybox", "ping", "-c", "1", "127.0.0.1")
  776. if _, err := runCommand(cmd); err != nil {
  777. t.Fatal(err)
  778. }
  779. logDone("run - test container network via ping")
  780. }
  781. // Issue #4681
  782. func TestRunLoopbackWhenNetworkDisabled(t *testing.T) {
  783. defer deleteAllContainers()
  784. cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ping", "-c", "1", "127.0.0.1")
  785. if _, err := runCommand(cmd); err != nil {
  786. t.Fatal(err)
  787. }
  788. logDone("run - test container loopback when networking disabled")
  789. }
  790. func TestRunNetHostNotAllowedWithLinks(t *testing.T) {
  791. defer deleteAllContainers()
  792. _, _, err := dockerCmd(t, "run", "--name", "linked", "busybox", "true")
  793. cmd := exec.Command(dockerBinary, "run", "--net=host", "--link", "linked:linked", "busybox", "true")
  794. _, _, err = runCommandWithOutput(cmd)
  795. if err == nil {
  796. t.Fatal("Expected error")
  797. }
  798. logDone("run - don't allow --net=host to be used with links")
  799. }
  800. func TestRunLoopbackOnlyExistsWhenNetworkingDisabled(t *testing.T) {
  801. defer deleteAllContainers()
  802. cmd := exec.Command(dockerBinary, "run", "--net=none", "busybox", "ip", "-o", "-4", "a", "show", "up")
  803. out, _, err := runCommandWithOutput(cmd)
  804. if err != nil {
  805. t.Fatal(err, out)
  806. }
  807. var (
  808. count = 0
  809. parts = strings.Split(out, "\n")
  810. )
  811. for _, l := range parts {
  812. if l != "" {
  813. count++
  814. }
  815. }
  816. if count != 1 {
  817. t.Fatalf("Wrong interface count in container %d", count)
  818. }
  819. if !strings.HasPrefix(out, "1: lo") {
  820. t.Fatalf("Wrong interface in test container: expected [1: lo], got %s", out)
  821. }
  822. logDone("run - test loopback only exists when networking disabled")
  823. }
  824. // #7851 hostname outside container shows FQDN, inside only shortname
  825. // For testing purposes it is not required to set host's hostname directly
  826. // and use "--net=host" (as the original issue submitter did), as the same
  827. // codepath is executed with "docker run -h <hostname>". Both were manually
  828. // tested, but this testcase takes the simpler path of using "run -h .."
  829. func TestRunFullHostnameSet(t *testing.T) {
  830. defer deleteAllContainers()
  831. cmd := exec.Command(dockerBinary, "run", "-h", "foo.bar.baz", "busybox", "hostname")
  832. out, _, err := runCommandWithOutput(cmd)
  833. if err != nil {
  834. t.Fatal(err, out)
  835. }
  836. if actual := strings.Trim(out, "\r\n"); actual != "foo.bar.baz" {
  837. t.Fatalf("expected hostname 'foo.bar.baz', received %s", actual)
  838. }
  839. logDone("run - test fully qualified hostname set with -h")
  840. }
  841. func TestRunPrivilegedCanMknod(t *testing.T) {
  842. defer deleteAllContainers()
  843. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  844. out, _, err := runCommandWithOutput(cmd)
  845. if err != nil {
  846. t.Fatal(err)
  847. }
  848. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  849. t.Fatalf("expected output ok received %s", actual)
  850. }
  851. logDone("run - test privileged can mknod")
  852. }
  853. func TestRunUnPrivilegedCanMknod(t *testing.T) {
  854. defer deleteAllContainers()
  855. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  856. out, _, err := runCommandWithOutput(cmd)
  857. if err != nil {
  858. t.Fatal(err)
  859. }
  860. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  861. t.Fatalf("expected output ok received %s", actual)
  862. }
  863. logDone("run - test un-privileged can mknod")
  864. }
  865. func TestRunCapDropInvalid(t *testing.T) {
  866. defer deleteAllContainers()
  867. cmd := exec.Command(dockerBinary, "run", "--cap-drop=CHPASS", "busybox", "ls")
  868. out, _, err := runCommandWithOutput(cmd)
  869. if err == nil {
  870. t.Fatal(err, out)
  871. }
  872. logDone("run - test --cap-drop=CHPASS invalid")
  873. }
  874. func TestRunCapDropCannotMknod(t *testing.T) {
  875. defer deleteAllContainers()
  876. cmd := exec.Command(dockerBinary, "run", "--cap-drop=MKNOD", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  877. out, _, err := runCommandWithOutput(cmd)
  878. if err == nil {
  879. t.Fatal(err, out)
  880. }
  881. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  882. t.Fatalf("expected output not ok received %s", actual)
  883. }
  884. logDone("run - test --cap-drop=MKNOD cannot mknod")
  885. }
  886. func TestRunCapDropCannotMknodLowerCase(t *testing.T) {
  887. defer deleteAllContainers()
  888. cmd := exec.Command(dockerBinary, "run", "--cap-drop=mknod", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  889. out, _, err := runCommandWithOutput(cmd)
  890. if err == nil {
  891. t.Fatal(err, out)
  892. }
  893. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  894. t.Fatalf("expected output not ok received %s", actual)
  895. }
  896. logDone("run - test --cap-drop=mknod cannot mknod lowercase")
  897. }
  898. func TestRunCapDropALLCannotMknod(t *testing.T) {
  899. defer deleteAllContainers()
  900. cmd := exec.Command(dockerBinary, "run", "--cap-drop=ALL", "--cap-add=SETGID", "busybox", "sh", "-c", "mknod /tmp/sda b 8 0 && echo ok")
  901. out, _, err := runCommandWithOutput(cmd)
  902. if err == nil {
  903. t.Fatal(err, out)
  904. }
  905. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  906. t.Fatalf("expected output not ok received %s", actual)
  907. }
  908. logDone("run - test --cap-drop=ALL cannot mknod")
  909. }
  910. func TestRunCapDropALLAddMknodCanMknod(t *testing.T) {
  911. defer deleteAllContainers()
  912. 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")
  913. out, _, err := runCommandWithOutput(cmd)
  914. if err != nil {
  915. t.Fatal(err, out)
  916. }
  917. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  918. t.Fatalf("expected output ok received %s", actual)
  919. }
  920. logDone("run - test --cap-drop=ALL --cap-add=MKNOD can mknod")
  921. }
  922. func TestRunCapAddInvalid(t *testing.T) {
  923. defer deleteAllContainers()
  924. cmd := exec.Command(dockerBinary, "run", "--cap-add=CHPASS", "busybox", "ls")
  925. out, _, err := runCommandWithOutput(cmd)
  926. if err == nil {
  927. t.Fatal(err, out)
  928. }
  929. logDone("run - test --cap-add=CHPASS invalid")
  930. }
  931. func TestRunCapAddCanDownInterface(t *testing.T) {
  932. defer deleteAllContainers()
  933. cmd := exec.Command(dockerBinary, "run", "--cap-add=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  934. out, _, err := runCommandWithOutput(cmd)
  935. if err != nil {
  936. t.Fatal(err, out)
  937. }
  938. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  939. t.Fatalf("expected output ok received %s", actual)
  940. }
  941. logDone("run - test --cap-add=NET_ADMIN can set eth0 down")
  942. }
  943. func TestRunCapAddALLCanDownInterface(t *testing.T) {
  944. defer deleteAllContainers()
  945. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  946. out, _, err := runCommandWithOutput(cmd)
  947. if err != nil {
  948. t.Fatal(err, out)
  949. }
  950. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  951. t.Fatalf("expected output ok received %s", actual)
  952. }
  953. logDone("run - test --cap-add=ALL can set eth0 down")
  954. }
  955. func TestRunCapAddALLDropNetAdminCanDownInterface(t *testing.T) {
  956. defer deleteAllContainers()
  957. cmd := exec.Command(dockerBinary, "run", "--cap-add=ALL", "--cap-drop=NET_ADMIN", "busybox", "sh", "-c", "ip link set eth0 down && echo ok")
  958. out, _, err := runCommandWithOutput(cmd)
  959. if err == nil {
  960. t.Fatal(err, out)
  961. }
  962. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  963. t.Fatalf("expected output not ok received %s", actual)
  964. }
  965. logDone("run - test --cap-add=ALL --cap-drop=NET_ADMIN cannot set eth0 down")
  966. }
  967. func TestRunPrivilegedCanMount(t *testing.T) {
  968. defer deleteAllContainers()
  969. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  970. out, _, err := runCommandWithOutput(cmd)
  971. if err != nil {
  972. t.Fatal(err)
  973. }
  974. if actual := strings.Trim(out, "\r\n"); actual != "ok" {
  975. t.Fatalf("expected output ok received %s", actual)
  976. }
  977. logDone("run - test privileged can mount")
  978. }
  979. func TestRunUnPrivilegedCannotMount(t *testing.T) {
  980. defer deleteAllContainers()
  981. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "mount -t tmpfs none /tmp && echo ok")
  982. out, _, err := runCommandWithOutput(cmd)
  983. if err == nil {
  984. t.Fatal(err, out)
  985. }
  986. if actual := strings.Trim(out, "\r\n"); actual == "ok" {
  987. t.Fatalf("expected output not ok received %s", actual)
  988. }
  989. logDone("run - test un-privileged cannot mount")
  990. }
  991. func TestRunSysNotWritableInNonPrivilegedContainers(t *testing.T) {
  992. defer deleteAllContainers()
  993. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/sys/kernel/profiling")
  994. if code, err := runCommand(cmd); err == nil || code == 0 {
  995. t.Fatal("sys should not be writable in a non privileged container")
  996. }
  997. logDone("run - sys not writable in non privileged container")
  998. }
  999. func TestRunSysWritableInPrivilegedContainers(t *testing.T) {
  1000. defer deleteAllContainers()
  1001. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/sys/kernel/profiling")
  1002. if code, err := runCommand(cmd); err != nil || code != 0 {
  1003. t.Fatalf("sys should be writable in privileged container")
  1004. }
  1005. logDone("run - sys writable in privileged container")
  1006. }
  1007. func TestRunProcNotWritableInNonPrivilegedContainers(t *testing.T) {
  1008. defer deleteAllContainers()
  1009. cmd := exec.Command(dockerBinary, "run", "busybox", "touch", "/proc/sysrq-trigger")
  1010. if code, err := runCommand(cmd); err == nil || code == 0 {
  1011. t.Fatal("proc should not be writable in a non privileged container")
  1012. }
  1013. logDone("run - proc not writable in non privileged container")
  1014. }
  1015. func TestRunProcWritableInPrivilegedContainers(t *testing.T) {
  1016. defer deleteAllContainers()
  1017. cmd := exec.Command(dockerBinary, "run", "--privileged", "busybox", "touch", "/proc/sysrq-trigger")
  1018. if code, err := runCommand(cmd); err != nil || code != 0 {
  1019. t.Fatalf("proc should be writable in privileged container")
  1020. }
  1021. logDone("run - proc writable in privileged container")
  1022. }
  1023. func TestRunWithCpuset(t *testing.T) {
  1024. defer deleteAllContainers()
  1025. cmd := exec.Command(dockerBinary, "run", "--cpuset", "0", "busybox", "true")
  1026. if code, err := runCommand(cmd); err != nil || code != 0 {
  1027. t.Fatalf("container should run successfuly with cpuset of 0: %s", err)
  1028. }
  1029. logDone("run - cpuset 0")
  1030. }
  1031. func TestRunDeviceNumbers(t *testing.T) {
  1032. defer deleteAllContainers()
  1033. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "ls -l /dev/null")
  1034. out, _, err := runCommandWithOutput(cmd)
  1035. if err != nil {
  1036. t.Fatal(err, out)
  1037. }
  1038. deviceLineFields := strings.Fields(out)
  1039. deviceLineFields[6] = ""
  1040. deviceLineFields[7] = ""
  1041. deviceLineFields[8] = ""
  1042. expected := []string{"crw-rw-rw-", "1", "root", "root", "1,", "3", "", "", "", "/dev/null"}
  1043. if !(reflect.DeepEqual(deviceLineFields, expected)) {
  1044. t.Fatalf("expected output\ncrw-rw-rw- 1 root root 1, 3 May 24 13:29 /dev/null\n received\n %s\n", out)
  1045. }
  1046. logDone("run - test device numbers")
  1047. }
  1048. func TestRunThatCharacterDevicesActLikeCharacterDevices(t *testing.T) {
  1049. defer deleteAllContainers()
  1050. cmd := exec.Command(dockerBinary, "run", "busybox", "sh", "-c", "dd if=/dev/zero of=/zero bs=1k count=5 2> /dev/null ; du -h /zero")
  1051. out, _, err := runCommandWithOutput(cmd)
  1052. if err != nil {
  1053. t.Fatal(err, out)
  1054. }
  1055. if actual := strings.Trim(out, "\r\n"); actual[0] == '0' {
  1056. t.Fatalf("expected a new file called /zero to be create that is greater than 0 bytes long, but du says: %s", actual)
  1057. }
  1058. logDone("run - test that character devices work.")
  1059. }
  1060. func TestRunUnprivilegedWithChroot(t *testing.T) {
  1061. defer deleteAllContainers()
  1062. cmd := exec.Command(dockerBinary, "run", "busybox", "chroot", "/", "true")
  1063. if _, err := runCommand(cmd); err != nil {
  1064. t.Fatal(err)
  1065. }
  1066. logDone("run - unprivileged with chroot")
  1067. }
  1068. func TestRunAddingOptionalDevices(t *testing.T) {
  1069. defer deleteAllContainers()
  1070. cmd := exec.Command(dockerBinary, "run", "--device", "/dev/zero:/dev/nulo", "busybox", "sh", "-c", "ls /dev/nulo")
  1071. out, _, err := runCommandWithOutput(cmd)
  1072. if err != nil {
  1073. t.Fatal(err, out)
  1074. }
  1075. if actual := strings.Trim(out, "\r\n"); actual != "/dev/nulo" {
  1076. t.Fatalf("expected output /dev/nulo, received %s", actual)
  1077. }
  1078. logDone("run - test --device argument")
  1079. }
  1080. func TestRunModeHostname(t *testing.T) {
  1081. defer deleteAllContainers()
  1082. testRequires(t, SameHostDaemon)
  1083. cmd := exec.Command(dockerBinary, "run", "-h=testhostname", "busybox", "cat", "/etc/hostname")
  1084. out, _, err := runCommandWithOutput(cmd)
  1085. if err != nil {
  1086. t.Fatal(err, out)
  1087. }
  1088. if actual := strings.Trim(out, "\r\n"); actual != "testhostname" {
  1089. t.Fatalf("expected 'testhostname', but says: %q", actual)
  1090. }
  1091. cmd = exec.Command(dockerBinary, "run", "--net=host", "busybox", "cat", "/etc/hostname")
  1092. out, _, err = runCommandWithOutput(cmd)
  1093. if err != nil {
  1094. t.Fatal(err, out)
  1095. }
  1096. hostname, err := os.Hostname()
  1097. if err != nil {
  1098. t.Fatal(err)
  1099. }
  1100. if actual := strings.Trim(out, "\r\n"); actual != hostname {
  1101. t.Fatalf("expected %q, but says: %q", hostname, actual)
  1102. }
  1103. logDone("run - hostname and several network modes")
  1104. }
  1105. func TestRunRootWorkdir(t *testing.T) {
  1106. defer deleteAllContainers()
  1107. s, _, err := dockerCmd(t, "run", "--workdir", "/", "busybox", "pwd")
  1108. if err != nil {
  1109. t.Fatal(s, err)
  1110. }
  1111. if s != "/\n" {
  1112. t.Fatalf("pwd returned %q (expected /\\n)", s)
  1113. }
  1114. logDone("run - workdir /")
  1115. }
  1116. func TestRunAllowBindMountingRoot(t *testing.T) {
  1117. defer deleteAllContainers()
  1118. s, _, err := dockerCmd(t, "run", "-v", "/:/host", "busybox", "ls", "/host")
  1119. if err != nil {
  1120. t.Fatal(s, err)
  1121. }
  1122. logDone("run - bind mount / as volume")
  1123. }
  1124. func TestRunDisallowBindMountingRootToRoot(t *testing.T) {
  1125. defer deleteAllContainers()
  1126. cmd := exec.Command(dockerBinary, "run", "-v", "/:/", "busybox", "ls", "/host")
  1127. out, _, err := runCommandWithOutput(cmd)
  1128. if err == nil {
  1129. t.Fatal(out, err)
  1130. }
  1131. logDone("run - bind mount /:/ as volume should not work")
  1132. }
  1133. // Verify that a container gets default DNS when only localhost resolvers exist
  1134. func TestRunDnsDefaultOptions(t *testing.T) {
  1135. defer deleteAllContainers()
  1136. testRequires(t, SameHostDaemon)
  1137. // preserve original resolv.conf for restoring after test
  1138. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1139. if os.IsNotExist(err) {
  1140. t.Fatalf("/etc/resolv.conf does not exist")
  1141. }
  1142. // defer restored original conf
  1143. defer func() {
  1144. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1145. t.Fatal(err)
  1146. }
  1147. }()
  1148. // test 3 cases: standard IPv4 localhost, commented out localhost, and IPv6 localhost
  1149. // 2 are removed from the file at container start, and the 3rd (commented out) one is ignored by
  1150. // GetNameservers(), leading to a replacement of nameservers with the default set
  1151. tmpResolvConf := []byte("nameserver 127.0.0.1\n#nameserver 127.0.2.1\nnameserver ::1")
  1152. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1153. t.Fatal(err)
  1154. }
  1155. cmd := exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1156. actual, _, err := runCommandWithOutput(cmd)
  1157. if err != nil {
  1158. t.Fatal(err, actual)
  1159. }
  1160. // check that the actual defaults are appended to the commented out
  1161. // localhost resolver (which should be preserved)
  1162. // NOTE: if we ever change the defaults from google dns, this will break
  1163. expected := "#nameserver 127.0.2.1\n\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1164. if actual != expected {
  1165. t.Fatalf("expected resolv.conf be: %q, but was: %q", expected, actual)
  1166. }
  1167. logDone("run - dns default options")
  1168. }
  1169. func TestRunDnsOptions(t *testing.T) {
  1170. defer deleteAllContainers()
  1171. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1172. out, _, err := runCommandWithOutput(cmd)
  1173. if err != nil {
  1174. t.Fatal(err, out)
  1175. }
  1176. actual := strings.Replace(strings.Trim(out, "\r\n"), "\n", " ", -1)
  1177. if actual != "nameserver 127.0.0.1 search mydomain" {
  1178. t.Fatalf("expected 'nameserver 127.0.0.1 search mydomain', but says: %q", actual)
  1179. }
  1180. cmd = exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "--dns-search=.", "busybox", "cat", "/etc/resolv.conf")
  1181. out, _, err = runCommandWithOutput(cmd)
  1182. if err != nil {
  1183. t.Fatal(err, out)
  1184. }
  1185. actual = strings.Replace(strings.Trim(strings.Trim(out, "\r\n"), " "), "\n", " ", -1)
  1186. if actual != "nameserver 127.0.0.1" {
  1187. t.Fatalf("expected 'nameserver 127.0.0.1', but says: %q", actual)
  1188. }
  1189. logDone("run - dns options")
  1190. }
  1191. func TestRunDnsOptionsBasedOnHostResolvConf(t *testing.T) {
  1192. defer deleteAllContainers()
  1193. testRequires(t, SameHostDaemon)
  1194. origResolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1195. if os.IsNotExist(err) {
  1196. t.Fatalf("/etc/resolv.conf does not exist")
  1197. }
  1198. hostNamservers := resolvconf.GetNameservers(origResolvConf)
  1199. hostSearch := resolvconf.GetSearchDomains(origResolvConf)
  1200. var out string
  1201. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "busybox", "cat", "/etc/resolv.conf")
  1202. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1203. t.Fatal(err, out)
  1204. }
  1205. if actualNameservers := resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "127.0.0.1" {
  1206. t.Fatalf("expected '127.0.0.1', but says: %q", string(actualNameservers[0]))
  1207. }
  1208. actualSearch := resolvconf.GetSearchDomains([]byte(out))
  1209. if len(actualSearch) != len(hostSearch) {
  1210. t.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. t.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1215. }
  1216. }
  1217. cmd = exec.Command(dockerBinary, "run", "--dns-search=mydomain", "busybox", "cat", "/etc/resolv.conf")
  1218. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1219. t.Fatal(err, out)
  1220. }
  1221. actualNameservers := resolvconf.GetNameservers([]byte(out))
  1222. if len(actualNameservers) != len(hostNamservers) {
  1223. t.Fatalf("expected %q nameserver(s), but it has: %q", len(hostNamservers), len(actualNameservers))
  1224. }
  1225. for i := range actualNameservers {
  1226. if actualNameservers[i] != hostNamservers[i] {
  1227. t.Fatalf("expected %q nameserver, but says: %q", actualNameservers[i], hostNamservers[i])
  1228. }
  1229. }
  1230. if actualSearch = resolvconf.GetSearchDomains([]byte(out)); string(actualSearch[0]) != "mydomain" {
  1231. t.Fatalf("expected 'mydomain', but says: %q", string(actualSearch[0]))
  1232. }
  1233. // test with file
  1234. tmpResolvConf := []byte("search example.com\nnameserver 12.34.56.78\nnameserver 127.0.0.1")
  1235. if err := ioutil.WriteFile("/etc/resolv.conf", tmpResolvConf, 0644); err != nil {
  1236. t.Fatal(err)
  1237. }
  1238. // put the old resolvconf back
  1239. defer func() {
  1240. if err := ioutil.WriteFile("/etc/resolv.conf", origResolvConf, 0644); err != nil {
  1241. t.Fatal(err)
  1242. }
  1243. }()
  1244. resolvConf, err := ioutil.ReadFile("/etc/resolv.conf")
  1245. if os.IsNotExist(err) {
  1246. t.Fatalf("/etc/resolv.conf does not exist")
  1247. }
  1248. hostNamservers = resolvconf.GetNameservers(resolvConf)
  1249. hostSearch = resolvconf.GetSearchDomains(resolvConf)
  1250. cmd = exec.Command(dockerBinary, "run", "busybox", "cat", "/etc/resolv.conf")
  1251. if out, _, err = runCommandWithOutput(cmd); err != nil {
  1252. t.Fatal(err, out)
  1253. }
  1254. if actualNameservers = resolvconf.GetNameservers([]byte(out)); string(actualNameservers[0]) != "12.34.56.78" || len(actualNameservers) != 1 {
  1255. t.Fatalf("expected '12.34.56.78', but has: %v", actualNameservers)
  1256. }
  1257. actualSearch = resolvconf.GetSearchDomains([]byte(out))
  1258. if len(actualSearch) != len(hostSearch) {
  1259. t.Fatalf("expected %q search domain(s), but it has: %q", len(hostSearch), len(actualSearch))
  1260. }
  1261. for i := range actualSearch {
  1262. if actualSearch[i] != hostSearch[i] {
  1263. t.Fatalf("expected %q domain, but says: %q", actualSearch[i], hostSearch[i])
  1264. }
  1265. }
  1266. defer deleteAllContainers()
  1267. logDone("run - dns options based on host resolv.conf")
  1268. }
  1269. // Test the file watch notifier on docker host's /etc/resolv.conf
  1270. // A go-routine is responsible for auto-updating containers which are
  1271. // stopped and have an unmodified copy of resolv.conf, as well as
  1272. // marking running containers as requiring an update on next restart
  1273. func TestRunResolvconfUpdater(t *testing.T) {
  1274. testRequires(t, SameHostDaemon)
  1275. tmpResolvConf := []byte("search pommesfrites.fr\nnameserver 12.34.56.78")
  1276. tmpLocalhostResolvConf := []byte("nameserver 127.0.0.1")
  1277. //take a copy of resolv.conf for restoring after test completes
  1278. resolvConfSystem, err := ioutil.ReadFile("/etc/resolv.conf")
  1279. if err != nil {
  1280. t.Fatal(err)
  1281. }
  1282. //cleanup
  1283. defer func() {
  1284. deleteAllContainers()
  1285. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1286. t.Fatal(err)
  1287. }
  1288. }()
  1289. //1. test that a non-running container gets an updated resolv.conf
  1290. cmd := exec.Command(dockerBinary, "run", "--name='first'", "busybox", "true")
  1291. if _, err := runCommand(cmd); err != nil {
  1292. t.Fatal(err)
  1293. }
  1294. containerID1, err := getIDByName("first")
  1295. if err != nil {
  1296. t.Fatal(err)
  1297. }
  1298. // replace resolv.conf with our temporary copy
  1299. bytesResolvConf := []byte(tmpResolvConf)
  1300. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1301. t.Fatal(err)
  1302. }
  1303. time.Sleep(time.Second / 2)
  1304. // check for update in container
  1305. containerResolv, err := readContainerFile(containerID1, "resolv.conf")
  1306. if err != nil {
  1307. t.Fatal(err)
  1308. }
  1309. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1310. t.Fatalf("Stopped container does not have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1311. }
  1312. //2. test that a non-running container does not receive resolv.conf updates
  1313. // if it modified the container copy of the starting point resolv.conf
  1314. cmd = exec.Command(dockerBinary, "run", "--name='second'", "busybox", "sh", "-c", "echo 'search mylittlepony.com' >>/etc/resolv.conf")
  1315. if _, err = runCommand(cmd); err != nil {
  1316. t.Fatal(err)
  1317. }
  1318. containerID2, err := getIDByName("second")
  1319. if err != nil {
  1320. t.Fatal(err)
  1321. }
  1322. containerResolvHashBefore, err := readContainerFile(containerID2, "resolv.conf.hash")
  1323. if err != nil {
  1324. t.Fatal(err)
  1325. }
  1326. //make a change to resolv.conf (in this case replacing our tmp copy with orig copy)
  1327. if err := ioutil.WriteFile("/etc/resolv.conf", resolvConfSystem, 0644); err != nil {
  1328. t.Fatal(err)
  1329. }
  1330. time.Sleep(time.Second / 2)
  1331. containerResolvHashAfter, err := readContainerFile(containerID2, "resolv.conf.hash")
  1332. if err != nil {
  1333. t.Fatal(err)
  1334. }
  1335. if !bytes.Equal(containerResolvHashBefore, containerResolvHashAfter) {
  1336. t.Fatalf("Stopped container with modified resolv.conf should not have been updated; expected hash: %v, new hash: %v", containerResolvHashBefore, containerResolvHashAfter)
  1337. }
  1338. //3. test that a running container's resolv.conf is not modified while running
  1339. cmd = exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1340. out, _, err := runCommandWithOutput(cmd)
  1341. if err != nil {
  1342. t.Fatal(err)
  1343. }
  1344. runningContainerID := strings.TrimSpace(out)
  1345. containerResolvHashBefore, err = readContainerFile(runningContainerID, "resolv.conf.hash")
  1346. if err != nil {
  1347. t.Fatal(err)
  1348. }
  1349. // replace resolv.conf
  1350. if err := ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1351. t.Fatal(err)
  1352. }
  1353. // make sure the updater has time to run to validate we really aren't
  1354. // getting updated
  1355. time.Sleep(time.Second / 2)
  1356. containerResolvHashAfter, err = readContainerFile(runningContainerID, "resolv.conf.hash")
  1357. if err != nil {
  1358. t.Fatal(err)
  1359. }
  1360. if !bytes.Equal(containerResolvHashBefore, containerResolvHashAfter) {
  1361. t.Fatalf("Running container's resolv.conf should not be updated; expected hash: %v, new hash: %v", containerResolvHashBefore, containerResolvHashAfter)
  1362. }
  1363. //4. test that a running container's resolv.conf is updated upon restart
  1364. // (the above container is still running..)
  1365. cmd = exec.Command(dockerBinary, "restart", runningContainerID)
  1366. if _, err = runCommand(cmd); err != nil {
  1367. t.Fatal(err)
  1368. }
  1369. // check for update in container
  1370. containerResolv, err = readContainerFile(runningContainerID, "resolv.conf")
  1371. if err != nil {
  1372. t.Fatal(err)
  1373. }
  1374. if !bytes.Equal(containerResolv, bytesResolvConf) {
  1375. t.Fatalf("Restarted container should have updated resolv.conf; expected %q, got %q", tmpResolvConf, string(containerResolv))
  1376. }
  1377. //5. test that additions of a localhost resolver are cleaned from
  1378. // host resolv.conf before updating container's resolv.conf copies
  1379. // replace resolv.conf with a localhost-only nameserver copy
  1380. bytesResolvConf = []byte(tmpLocalhostResolvConf)
  1381. if err = ioutil.WriteFile("/etc/resolv.conf", bytesResolvConf, 0644); err != nil {
  1382. t.Fatal(err)
  1383. }
  1384. time.Sleep(time.Second / 2)
  1385. // our first exited container ID should have been updated, but with default DNS
  1386. // after the cleanup of resolv.conf found only a localhost nameserver:
  1387. containerResolv, err = readContainerFile(containerID1, "resolv.conf")
  1388. if err != nil {
  1389. t.Fatal(err)
  1390. }
  1391. expected := "\nnameserver 8.8.8.8\nnameserver 8.8.4.4"
  1392. if !bytes.Equal(containerResolv, []byte(expected)) {
  1393. t.Fatalf("Container does not have cleaned/replaced DNS in resolv.conf; expected %q, got %q", expected, string(containerResolv))
  1394. }
  1395. //cleanup, restore original resolv.conf happens in defer func()
  1396. logDone("run - resolv.conf updater")
  1397. }
  1398. func TestRunAddHost(t *testing.T) {
  1399. defer deleteAllContainers()
  1400. cmd := exec.Command(dockerBinary, "run", "--add-host=extra:86.75.30.9", "busybox", "grep", "extra", "/etc/hosts")
  1401. out, _, err := runCommandWithOutput(cmd)
  1402. if err != nil {
  1403. t.Fatal(err, out)
  1404. }
  1405. actual := strings.Trim(out, "\r\n")
  1406. if actual != "86.75.30.9\textra" {
  1407. t.Fatalf("expected '86.75.30.9\textra', but says: %q", actual)
  1408. }
  1409. logDone("run - add-host option")
  1410. }
  1411. // Regression test for #6983
  1412. func TestRunAttachStdErrOnlyTTYMode(t *testing.T) {
  1413. defer deleteAllContainers()
  1414. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stderr", "busybox", "true")
  1415. exitCode, err := runCommand(cmd)
  1416. if err != nil {
  1417. t.Fatal(err)
  1418. } else if exitCode != 0 {
  1419. t.Fatalf("Container should have exited with error code 0")
  1420. }
  1421. logDone("run - Attach stderr only with -t")
  1422. }
  1423. // Regression test for #6983
  1424. func TestRunAttachStdOutOnlyTTYMode(t *testing.T) {
  1425. defer deleteAllContainers()
  1426. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "busybox", "true")
  1427. exitCode, err := runCommand(cmd)
  1428. if err != nil {
  1429. t.Fatal(err)
  1430. } else if exitCode != 0 {
  1431. t.Fatalf("Container should have exited with error code 0")
  1432. }
  1433. logDone("run - Attach stdout only with -t")
  1434. }
  1435. // Regression test for #6983
  1436. func TestRunAttachStdOutAndErrTTYMode(t *testing.T) {
  1437. defer deleteAllContainers()
  1438. cmd := exec.Command(dockerBinary, "run", "-t", "-a", "stdout", "-a", "stderr", "busybox", "true")
  1439. exitCode, err := runCommand(cmd)
  1440. if err != nil {
  1441. t.Fatal(err)
  1442. } else if exitCode != 0 {
  1443. t.Fatalf("Container should have exited with error code 0")
  1444. }
  1445. logDone("run - Attach stderr and stdout with -t")
  1446. }
  1447. // Test for #10388 - this will run the same test as TestRunAttachStdOutAndErrTTYMode
  1448. // but using --attach instead of -a to make sure we read the flag correctly
  1449. func TestRunAttachWithDettach(t *testing.T) {
  1450. defer deleteAllContainers()
  1451. cmd := exec.Command(dockerBinary, "run", "-d", "--attach", "stdout", "busybox", "true")
  1452. _, stderr, _, err := runCommandWithStdoutStderr(cmd)
  1453. if err == nil {
  1454. t.Fatalf("Container should have exited with error code different than 0", err)
  1455. } else if !strings.Contains(stderr, "Conflicting options: -a and -d") {
  1456. t.Fatalf("Should have been returned an error with conflicting options -a and -d")
  1457. }
  1458. logDone("run - Attach stdout with -d")
  1459. }
  1460. func TestRunState(t *testing.T) {
  1461. defer deleteAllContainers()
  1462. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  1463. out, _, err := runCommandWithOutput(cmd)
  1464. if err != nil {
  1465. t.Fatal(err, out)
  1466. }
  1467. id := strings.TrimSpace(out)
  1468. state, err := inspectField(id, "State.Running")
  1469. if err != nil {
  1470. t.Fatal(err)
  1471. }
  1472. if state != "true" {
  1473. t.Fatal("Container state is 'not running'")
  1474. }
  1475. pid1, err := inspectField(id, "State.Pid")
  1476. if err != nil {
  1477. t.Fatal(err)
  1478. }
  1479. if pid1 == "0" {
  1480. t.Fatal("Container state Pid 0")
  1481. }
  1482. cmd = exec.Command(dockerBinary, "stop", id)
  1483. out, _, err = runCommandWithOutput(cmd)
  1484. if err != nil {
  1485. t.Fatal(err, out)
  1486. }
  1487. state, err = inspectField(id, "State.Running")
  1488. if err != nil {
  1489. t.Fatal(err)
  1490. }
  1491. if state != "false" {
  1492. t.Fatal("Container state is 'running'")
  1493. }
  1494. pid2, err := inspectField(id, "State.Pid")
  1495. if err != nil {
  1496. t.Fatal(err)
  1497. }
  1498. if pid2 == pid1 {
  1499. t.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1500. }
  1501. cmd = exec.Command(dockerBinary, "start", id)
  1502. out, _, err = runCommandWithOutput(cmd)
  1503. if err != nil {
  1504. t.Fatal(err, out)
  1505. }
  1506. state, err = inspectField(id, "State.Running")
  1507. if err != nil {
  1508. t.Fatal(err)
  1509. }
  1510. if state != "true" {
  1511. t.Fatal("Container state is 'not running'")
  1512. }
  1513. pid3, err := inspectField(id, "State.Pid")
  1514. if err != nil {
  1515. t.Fatal(err)
  1516. }
  1517. if pid3 == pid1 {
  1518. t.Fatalf("Container state Pid %s, but expected %s", pid2, pid1)
  1519. }
  1520. logDone("run - test container state.")
  1521. }
  1522. // Test for #1737
  1523. func TestRunCopyVolumeUidGid(t *testing.T) {
  1524. name := "testrunvolumesuidgid"
  1525. defer deleteImages(name)
  1526. defer deleteAllContainers()
  1527. _, err := buildImage(name,
  1528. `FROM busybox
  1529. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1530. RUN echo 'dockerio:x:1001:' >> /etc/group
  1531. RUN mkdir -p /hello && touch /hello/test && chown dockerio.dockerio /hello`,
  1532. true)
  1533. if err != nil {
  1534. t.Fatal(err)
  1535. }
  1536. // Test that the uid and gid is copied from the image to the volume
  1537. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "sh", "-c", "ls -l / | grep hello | awk '{print $3\":\"$4}'")
  1538. out, _, err := runCommandWithOutput(cmd)
  1539. if err != nil {
  1540. t.Fatal(err, out)
  1541. }
  1542. out = strings.TrimSpace(out)
  1543. if out != "dockerio:dockerio" {
  1544. t.Fatalf("Wrong /hello ownership: %s, expected dockerio:dockerio", out)
  1545. }
  1546. logDone("run - copy uid/gid for volume")
  1547. }
  1548. // Test for #1582
  1549. func TestRunCopyVolumeContent(t *testing.T) {
  1550. name := "testruncopyvolumecontent"
  1551. defer deleteImages(name)
  1552. defer deleteAllContainers()
  1553. _, err := buildImage(name,
  1554. `FROM busybox
  1555. RUN mkdir -p /hello/local && echo hello > /hello/local/world`,
  1556. true)
  1557. if err != nil {
  1558. t.Fatal(err)
  1559. }
  1560. // Test that the content is copied from the image to the volume
  1561. cmd := exec.Command(dockerBinary, "run", "--rm", "-v", "/hello", name, "find", "/hello")
  1562. out, _, err := runCommandWithOutput(cmd)
  1563. if err != nil {
  1564. t.Fatal(err, out)
  1565. }
  1566. if !(strings.Contains(out, "/hello/local/world") && strings.Contains(out, "/hello/local")) {
  1567. t.Fatal("Container failed to transfer content to volume")
  1568. }
  1569. logDone("run - copy volume content")
  1570. }
  1571. func TestRunCleanupCmdOnEntrypoint(t *testing.T) {
  1572. name := "testrunmdcleanuponentrypoint"
  1573. defer deleteImages(name)
  1574. defer deleteAllContainers()
  1575. if _, err := buildImage(name,
  1576. `FROM busybox
  1577. ENTRYPOINT ["echo"]
  1578. CMD ["testingpoint"]`,
  1579. true); err != nil {
  1580. t.Fatal(err)
  1581. }
  1582. runCmd := exec.Command(dockerBinary, "run", "--entrypoint", "whoami", name)
  1583. out, exit, err := runCommandWithOutput(runCmd)
  1584. if err != nil {
  1585. t.Fatalf("Error: %v, out: %q", err, out)
  1586. }
  1587. if exit != 0 {
  1588. t.Fatalf("expected exit code 0 received %d, out: %q", exit, out)
  1589. }
  1590. out = strings.TrimSpace(out)
  1591. if out != "root" {
  1592. t.Fatalf("Expected output root, got %q", out)
  1593. }
  1594. logDone("run - cleanup cmd on --entrypoint")
  1595. }
  1596. // TestRunWorkdirExistsAndIsFile checks that if 'docker run -w' with existing file can be detected
  1597. func TestRunWorkdirExistsAndIsFile(t *testing.T) {
  1598. defer deleteAllContainers()
  1599. runCmd := exec.Command(dockerBinary, "run", "-w", "/bin/cat", "busybox")
  1600. out, exit, err := runCommandWithOutput(runCmd)
  1601. if !(err != nil && exit == 1 && strings.Contains(out, "Cannot mkdir: /bin/cat is not a directory")) {
  1602. t.Fatalf("Docker must complains about making dir, but we got out: %s, exit: %d, err: %s", out, exit, err)
  1603. }
  1604. logDone("run - error on existing file for workdir")
  1605. }
  1606. func TestRunExitOnStdinClose(t *testing.T) {
  1607. name := "testrunexitonstdinclose"
  1608. defer deleteAllContainers()
  1609. runCmd := exec.Command(dockerBinary, "run", "--name", name, "-i", "busybox", "/bin/cat")
  1610. stdin, err := runCmd.StdinPipe()
  1611. if err != nil {
  1612. t.Fatal(err)
  1613. }
  1614. stdout, err := runCmd.StdoutPipe()
  1615. if err != nil {
  1616. t.Fatal(err)
  1617. }
  1618. if err := runCmd.Start(); err != nil {
  1619. t.Fatal(err)
  1620. }
  1621. if _, err := stdin.Write([]byte("hello\n")); err != nil {
  1622. t.Fatal(err)
  1623. }
  1624. r := bufio.NewReader(stdout)
  1625. line, err := r.ReadString('\n')
  1626. if err != nil {
  1627. t.Fatal(err)
  1628. }
  1629. line = strings.TrimSpace(line)
  1630. if line != "hello" {
  1631. t.Fatalf("Output should be 'hello', got '%q'", line)
  1632. }
  1633. if err := stdin.Close(); err != nil {
  1634. t.Fatal(err)
  1635. }
  1636. finish := make(chan struct{})
  1637. go func() {
  1638. if err := runCmd.Wait(); err != nil {
  1639. t.Fatal(err)
  1640. }
  1641. close(finish)
  1642. }()
  1643. select {
  1644. case <-finish:
  1645. case <-time.After(1 * time.Second):
  1646. t.Fatal("docker run failed to exit on stdin close")
  1647. }
  1648. state, err := inspectField(name, "State.Running")
  1649. if err != nil {
  1650. t.Fatal(err)
  1651. }
  1652. if state != "false" {
  1653. t.Fatal("Container must be stopped after stdin closing")
  1654. }
  1655. logDone("run - exit on stdin closing")
  1656. }
  1657. // Test for #2267
  1658. func TestRunWriteHostsFileAndNotCommit(t *testing.T) {
  1659. defer deleteAllContainers()
  1660. name := "writehosts"
  1661. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hosts && cat /etc/hosts")
  1662. out, _, err := runCommandWithOutput(cmd)
  1663. if err != nil {
  1664. t.Fatal(err, out)
  1665. }
  1666. if !strings.Contains(out, "test2267") {
  1667. t.Fatal("/etc/hosts should contain 'test2267'")
  1668. }
  1669. cmd = exec.Command(dockerBinary, "diff", name)
  1670. if err != nil {
  1671. t.Fatal(err, out)
  1672. }
  1673. out, _, err = runCommandWithOutput(cmd)
  1674. if err != nil {
  1675. t.Fatal(err, out)
  1676. }
  1677. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, t) {
  1678. t.Fatal("diff should be empty")
  1679. }
  1680. logDone("run - write to /etc/hosts and not commited")
  1681. }
  1682. func eqToBaseDiff(out string, t *testing.T) bool {
  1683. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "echo", "hello")
  1684. out1, _, err := runCommandWithOutput(cmd)
  1685. cID := stripTrailingCharacters(out1)
  1686. cmd = exec.Command(dockerBinary, "diff", cID)
  1687. base_diff, _, err := runCommandWithOutput(cmd)
  1688. if err != nil {
  1689. t.Fatal(err, base_diff)
  1690. }
  1691. base_arr := strings.Split(base_diff, "\n")
  1692. sort.Strings(base_arr)
  1693. out_arr := strings.Split(out, "\n")
  1694. sort.Strings(out_arr)
  1695. return sliceEq(base_arr, out_arr)
  1696. }
  1697. func sliceEq(a, b []string) bool {
  1698. if len(a) != len(b) {
  1699. return false
  1700. }
  1701. for i := range a {
  1702. if a[i] != b[i] {
  1703. return false
  1704. }
  1705. }
  1706. return true
  1707. }
  1708. // Test for #2267
  1709. func TestRunWriteHostnameFileAndNotCommit(t *testing.T) {
  1710. defer deleteAllContainers()
  1711. name := "writehostname"
  1712. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/hostname && cat /etc/hostname")
  1713. out, _, err := runCommandWithOutput(cmd)
  1714. if err != nil {
  1715. t.Fatal(err, out)
  1716. }
  1717. if !strings.Contains(out, "test2267") {
  1718. t.Fatal("/etc/hostname should contain 'test2267'")
  1719. }
  1720. cmd = exec.Command(dockerBinary, "diff", name)
  1721. if err != nil {
  1722. t.Fatal(err, out)
  1723. }
  1724. out, _, err = runCommandWithOutput(cmd)
  1725. if err != nil {
  1726. t.Fatal(err, out)
  1727. }
  1728. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, t) {
  1729. t.Fatal("diff should be empty")
  1730. }
  1731. logDone("run - write to /etc/hostname and not commited")
  1732. }
  1733. // Test for #2267
  1734. func TestRunWriteResolvFileAndNotCommit(t *testing.T) {
  1735. defer deleteAllContainers()
  1736. name := "writeresolv"
  1737. cmd := exec.Command(dockerBinary, "run", "--name", name, "busybox", "sh", "-c", "echo test2267 >> /etc/resolv.conf && cat /etc/resolv.conf")
  1738. out, _, err := runCommandWithOutput(cmd)
  1739. if err != nil {
  1740. t.Fatal(err, out)
  1741. }
  1742. if !strings.Contains(out, "test2267") {
  1743. t.Fatal("/etc/resolv.conf should contain 'test2267'")
  1744. }
  1745. cmd = exec.Command(dockerBinary, "diff", name)
  1746. if err != nil {
  1747. t.Fatal(err, out)
  1748. }
  1749. out, _, err = runCommandWithOutput(cmd)
  1750. if err != nil {
  1751. t.Fatal(err, out)
  1752. }
  1753. if len(strings.Trim(out, "\r\n")) != 0 && !eqToBaseDiff(out, t) {
  1754. t.Fatal("diff should be empty")
  1755. }
  1756. logDone("run - write to /etc/resolv.conf and not commited")
  1757. }
  1758. func TestRunWithBadDevice(t *testing.T) {
  1759. defer deleteAllContainers()
  1760. name := "baddevice"
  1761. cmd := exec.Command(dockerBinary, "run", "--name", name, "--device", "/etc", "busybox", "true")
  1762. out, _, err := runCommandWithOutput(cmd)
  1763. if err == nil {
  1764. t.Fatal("Run should fail with bad device")
  1765. }
  1766. expected := `\"/etc\": not a device node`
  1767. if !strings.Contains(out, expected) {
  1768. t.Fatalf("Output should contain %q, actual out: %q", expected, out)
  1769. }
  1770. logDone("run - error with bad device")
  1771. }
  1772. func TestRunEntrypoint(t *testing.T) {
  1773. defer deleteAllContainers()
  1774. name := "entrypoint"
  1775. cmd := exec.Command(dockerBinary, "run", "--name", name, "--entrypoint", "/bin/echo", "busybox", "-n", "foobar")
  1776. out, _, err := runCommandWithOutput(cmd)
  1777. if err != nil {
  1778. t.Fatal(err, out)
  1779. }
  1780. expected := "foobar"
  1781. if out != expected {
  1782. t.Fatalf("Output should be %q, actual out: %q", expected, out)
  1783. }
  1784. logDone("run - entrypoint")
  1785. }
  1786. func TestRunBindMounts(t *testing.T) {
  1787. testRequires(t, SameHostDaemon)
  1788. defer deleteAllContainers()
  1789. tmpDir, err := ioutil.TempDir("", "docker-test-container")
  1790. if err != nil {
  1791. t.Fatal(err)
  1792. }
  1793. defer os.RemoveAll(tmpDir)
  1794. writeFile(path.Join(tmpDir, "touch-me"), "", t)
  1795. // Test reading from a read-only bind mount
  1796. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox", "ls", "/tmp")
  1797. out, _, err := runCommandWithOutput(cmd)
  1798. if err != nil {
  1799. t.Fatal(err, out)
  1800. }
  1801. if !strings.Contains(out, "touch-me") {
  1802. t.Fatal("Container failed to read from bind mount")
  1803. }
  1804. // test writing to bind mount
  1805. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp:rw", tmpDir), "busybox", "touch", "/tmp/holla")
  1806. out, _, err = runCommandWithOutput(cmd)
  1807. if err != nil {
  1808. t.Fatal(err, out)
  1809. }
  1810. readFile(path.Join(tmpDir, "holla"), t) // Will fail if the file doesn't exist
  1811. // test mounting to an illegal destination directory
  1812. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:.", tmpDir), "busybox", "ls", ".")
  1813. _, err = runCommand(cmd)
  1814. if err == nil {
  1815. t.Fatal("Container bind mounted illegal directory")
  1816. }
  1817. // test mount a file
  1818. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s/holla:/tmp/holla:rw", tmpDir), "busybox", "sh", "-c", "echo -n 'yotta' > /tmp/holla")
  1819. _, err = runCommand(cmd)
  1820. if err != nil {
  1821. t.Fatal(err, out)
  1822. }
  1823. content := readFile(path.Join(tmpDir, "holla"), t) // Will fail if the file doesn't exist
  1824. expected := "yotta"
  1825. if content != expected {
  1826. t.Fatalf("Output should be %q, actual out: %q", expected, content)
  1827. }
  1828. logDone("run - bind mounts")
  1829. }
  1830. // Ensure that CIDFile gets deleted if it's empty
  1831. // Perform this test by making `docker run` fail
  1832. func TestRunCidFileCleanupIfEmpty(t *testing.T) {
  1833. defer deleteAllContainers()
  1834. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1835. if err != nil {
  1836. t.Fatal(err)
  1837. }
  1838. defer os.RemoveAll(tmpDir)
  1839. tmpCidFile := path.Join(tmpDir, "cid")
  1840. cmd := exec.Command(dockerBinary, "run", "--cidfile", tmpCidFile, "scratch")
  1841. out, _, err := runCommandWithOutput(cmd)
  1842. t.Log(out)
  1843. if err == nil {
  1844. t.Fatal("Run without command must fail")
  1845. }
  1846. if _, err := os.Stat(tmpCidFile); err == nil {
  1847. t.Fatalf("empty CIDFile %q should've been deleted", tmpCidFile)
  1848. }
  1849. logDone("run - cleanup empty cidfile on error")
  1850. }
  1851. // #2098 - Docker cidFiles only contain short version of the containerId
  1852. //sudo docker run --cidfile /tmp/docker_test.cid ubuntu echo "test"
  1853. // TestRunCidFile tests that run --cidfile returns the longid
  1854. func TestRunCidFileCheckIDLength(t *testing.T) {
  1855. defer deleteAllContainers()
  1856. tmpDir, err := ioutil.TempDir("", "TestRunCidFile")
  1857. if err != nil {
  1858. t.Fatal(err)
  1859. }
  1860. tmpCidFile := path.Join(tmpDir, "cid")
  1861. defer os.RemoveAll(tmpDir)
  1862. cmd := exec.Command(dockerBinary, "run", "-d", "--cidfile", tmpCidFile, "busybox", "true")
  1863. out, _, err := runCommandWithOutput(cmd)
  1864. if err != nil {
  1865. t.Fatal(err)
  1866. }
  1867. id := strings.TrimSpace(out)
  1868. buffer, err := ioutil.ReadFile(tmpCidFile)
  1869. if err != nil {
  1870. t.Fatal(err)
  1871. }
  1872. cid := string(buffer)
  1873. if len(cid) != 64 {
  1874. t.Fatalf("--cidfile should be a long id, not %q", id)
  1875. }
  1876. if cid != id {
  1877. t.Fatalf("cid must be equal to %s, got %s", id, cid)
  1878. }
  1879. logDone("run - cidfile contains long id")
  1880. }
  1881. func TestRunNetworkNotInitializedNoneMode(t *testing.T) {
  1882. defer deleteAllContainers()
  1883. cmd := exec.Command(dockerBinary, "run", "-d", "--net=none", "busybox", "top")
  1884. out, _, err := runCommandWithOutput(cmd)
  1885. if err != nil {
  1886. t.Fatal(err)
  1887. }
  1888. id := strings.TrimSpace(out)
  1889. res, err := inspectField(id, "NetworkSettings.IPAddress")
  1890. if err != nil {
  1891. t.Fatal(err)
  1892. }
  1893. if res != "" {
  1894. t.Fatalf("For 'none' mode network must not be initialized, but container got IP: %s", res)
  1895. }
  1896. logDone("run - network must not be initialized in 'none' mode")
  1897. }
  1898. func TestRunSetMacAddress(t *testing.T) {
  1899. mac := "12:34:56:78:9a:bc"
  1900. defer deleteAllContainers()
  1901. 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}'")
  1902. out, ec, err := runCommandWithOutput(cmd)
  1903. if err != nil {
  1904. t.Fatalf("exec failed:\nexit code=%v\noutput=%s", ec, out)
  1905. }
  1906. actualMac := strings.TrimSpace(out)
  1907. if actualMac != mac {
  1908. t.Fatalf("Set MAC address with --mac-address failed. The container has an incorrect MAC address: %q, expected: %q", actualMac, mac)
  1909. }
  1910. logDone("run - setting MAC address with --mac-address")
  1911. }
  1912. func TestRunInspectMacAddress(t *testing.T) {
  1913. defer deleteAllContainers()
  1914. mac := "12:34:56:78:9a:bc"
  1915. cmd := exec.Command(dockerBinary, "run", "-d", "--mac-address="+mac, "busybox", "top")
  1916. out, _, err := runCommandWithOutput(cmd)
  1917. if err != nil {
  1918. t.Fatal(err)
  1919. }
  1920. id := strings.TrimSpace(out)
  1921. inspectedMac, err := inspectField(id, "NetworkSettings.MacAddress")
  1922. if err != nil {
  1923. t.Fatal(err)
  1924. }
  1925. if inspectedMac != mac {
  1926. t.Fatalf("docker inspect outputs wrong MAC address: %q, should be: %q", inspectedMac, mac)
  1927. }
  1928. logDone("run - inspecting MAC address")
  1929. }
  1930. func TestRunDeallocatePortOnMissingIptablesRule(t *testing.T) {
  1931. defer deleteAllContainers()
  1932. testRequires(t, SameHostDaemon)
  1933. cmd := exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1934. out, _, err := runCommandWithOutput(cmd)
  1935. if err != nil {
  1936. t.Fatal(err)
  1937. }
  1938. id := strings.TrimSpace(out)
  1939. ip, err := inspectField(id, "NetworkSettings.IPAddress")
  1940. if err != nil {
  1941. t.Fatal(err)
  1942. }
  1943. iptCmd := exec.Command("iptables", "-D", "DOCKER", "-d", fmt.Sprintf("%s/32", ip),
  1944. "!", "-i", "docker0", "-o", "docker0", "-p", "tcp", "-m", "tcp", "--dport", "23", "-j", "ACCEPT")
  1945. out, _, err = runCommandWithOutput(iptCmd)
  1946. if err != nil {
  1947. t.Fatal(err, out)
  1948. }
  1949. if err := deleteContainer(id); err != nil {
  1950. t.Fatal(err)
  1951. }
  1952. cmd = exec.Command(dockerBinary, "run", "-d", "-p", "23:23", "busybox", "top")
  1953. out, _, err = runCommandWithOutput(cmd)
  1954. if err != nil {
  1955. t.Fatal(err, out)
  1956. }
  1957. logDone("run - port should be deallocated even on iptables error")
  1958. }
  1959. func TestRunPortInUse(t *testing.T) {
  1960. defer deleteAllContainers()
  1961. testRequires(t, SameHostDaemon)
  1962. port := "1234"
  1963. l, err := net.Listen("tcp", ":"+port)
  1964. if err != nil {
  1965. t.Fatal(err)
  1966. }
  1967. defer l.Close()
  1968. cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1969. out, _, err := runCommandWithOutput(cmd)
  1970. if err == nil {
  1971. t.Fatalf("Binding on used port must fail")
  1972. }
  1973. if !strings.Contains(out, "address already in use") {
  1974. t.Fatalf("Out must be about \"address already in use\", got %s", out)
  1975. }
  1976. logDone("run - error out if port already in use")
  1977. }
  1978. // https://github.com/docker/docker/issues/8428
  1979. func TestRunPortProxy(t *testing.T) {
  1980. testRequires(t, SameHostDaemon)
  1981. defer deleteAllContainers()
  1982. port := "12345"
  1983. cmd := exec.Command(dockerBinary, "run", "-d", "-p", port+":80", "busybox", "top")
  1984. out, _, err := runCommandWithOutput(cmd)
  1985. if err != nil {
  1986. t.Fatalf("Failed to run and bind port %s, output: %s, error: %s", port, out, err)
  1987. }
  1988. // connect for 10 times here. This will trigger 10 EPIPES in the child
  1989. // process and kill it when it writes to a closed stdout/stderr
  1990. for i := 0; i < 10; i++ {
  1991. net.Dial("tcp", fmt.Sprintf("0.0.0.0:%s", port))
  1992. }
  1993. listPs := exec.Command("sh", "-c", "ps ax | grep docker")
  1994. out, _, err = runCommandWithOutput(listPs)
  1995. if err != nil {
  1996. t.Errorf("list docker process failed with output %s, error %s", out, err)
  1997. }
  1998. if strings.Contains(out, "docker <defunct>") {
  1999. t.Errorf("Unexpected defunct docker process")
  2000. }
  2001. if !strings.Contains(out, "docker-proxy -proto tcp -host-ip 0.0.0.0 -host-port 12345") {
  2002. t.Errorf("Failed to find docker-proxy process, got %s", out)
  2003. }
  2004. logDone("run - proxy should work with unavailable port")
  2005. }
  2006. // Regression test for #7792
  2007. func TestRunMountOrdering(t *testing.T) {
  2008. defer deleteAllContainers()
  2009. testRequires(t, SameHostDaemon)
  2010. tmpDir, err := ioutil.TempDir("", "docker_nested_mount_test")
  2011. if err != nil {
  2012. t.Fatal(err)
  2013. }
  2014. defer os.RemoveAll(tmpDir)
  2015. tmpDir2, err := ioutil.TempDir("", "docker_nested_mount_test2")
  2016. if err != nil {
  2017. t.Fatal(err)
  2018. }
  2019. defer os.RemoveAll(tmpDir2)
  2020. // Create a temporary tmpfs mount.
  2021. fooDir := filepath.Join(tmpDir, "foo")
  2022. if err := os.MkdirAll(filepath.Join(tmpDir, "foo"), 0755); err != nil {
  2023. t.Fatalf("failed to mkdir at %s - %s", fooDir, err)
  2024. }
  2025. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", fooDir), []byte{}, 0644); err != nil {
  2026. t.Fatal(err)
  2027. }
  2028. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir), []byte{}, 0644); err != nil {
  2029. t.Fatal(err)
  2030. }
  2031. if err := ioutil.WriteFile(fmt.Sprintf("%s/touch-me", tmpDir2), []byte{}, 0644); err != nil {
  2032. t.Fatal(err)
  2033. }
  2034. 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")
  2035. out, _, err := runCommandWithOutput(cmd)
  2036. if err != nil {
  2037. t.Fatal(out, err)
  2038. }
  2039. logDone("run - volumes are mounted in the correct order")
  2040. }
  2041. // Regression test for https://github.com/docker/docker/issues/8259
  2042. func TestRunReuseBindVolumeThatIsSymlink(t *testing.T) {
  2043. defer deleteAllContainers()
  2044. testRequires(t, SameHostDaemon)
  2045. tmpDir, err := ioutil.TempDir(os.TempDir(), "testlink")
  2046. if err != nil {
  2047. t.Fatal(err)
  2048. }
  2049. defer os.RemoveAll(tmpDir)
  2050. linkPath := os.TempDir() + "/testlink2"
  2051. if err := os.Symlink(tmpDir, linkPath); err != nil {
  2052. t.Fatal(err)
  2053. }
  2054. defer os.RemoveAll(linkPath)
  2055. // Create first container
  2056. cmd := exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2057. if _, err := runCommand(cmd); err != nil {
  2058. t.Fatal(err)
  2059. }
  2060. // Create second container with same symlinked path
  2061. // This will fail if the referenced issue is hit with a "Volume exists" error
  2062. cmd = exec.Command(dockerBinary, "run", "-v", fmt.Sprintf("%s:/tmp/test", linkPath), "busybox", "ls", "-lh", "/tmp/test")
  2063. if out, _, err := runCommandWithOutput(cmd); err != nil {
  2064. t.Fatal(err, out)
  2065. }
  2066. logDone("run - can remount old bindmount volume")
  2067. }
  2068. //test create /etc volume
  2069. func TestRunCreateVolumeEtc(t *testing.T) {
  2070. defer deleteAllContainers()
  2071. cmd := exec.Command(dockerBinary, "run", "--dns=127.0.0.1", "-v", "/etc", "busybox", "cat", "/etc/resolv.conf")
  2072. out, _, err := runCommandWithOutput(cmd)
  2073. if err != nil {
  2074. t.Fatal("failed to run container: %v, output: %q", err, out)
  2075. }
  2076. if !strings.Contains(out, "nameserver 127.0.0.1") {
  2077. t.Fatal("failed: create /etc volume cover /etc/resolv.conf")
  2078. }
  2079. cmd = exec.Command(dockerBinary, "run", "-h=test123", "-v", "/etc", "busybox", "cat", "/etc/hostname")
  2080. out, _, err = runCommandWithOutput(cmd)
  2081. if err != nil {
  2082. t.Fatal("failed to run container: %v, output: %q", err, out)
  2083. }
  2084. if !strings.Contains(out, "test123") {
  2085. t.Fatal("failed: create /etc volume cover /etc/hostname")
  2086. }
  2087. cmd = exec.Command(dockerBinary, "run", "--add-host=test:192.168.0.1", "-v", "/etc", "busybox", "cat", "/etc/hosts")
  2088. out, _, err = runCommandWithOutput(cmd)
  2089. if err != nil {
  2090. t.Fatal("failed to run container: %v, output: %q", err, out)
  2091. }
  2092. out = strings.Replace(out, "\n", " ", -1)
  2093. if !strings.Contains(out, "192.168.0.1"+"\t"+"test") || !strings.Contains(out, "127.0.0.1"+"\t"+"localhost") {
  2094. t.Fatal("failed: create /etc volume cover /etc/hosts", out)
  2095. }
  2096. logDone("run - create /etc volume success")
  2097. }
  2098. func TestVolumesNoCopyData(t *testing.T) {
  2099. defer deleteImages("dataimage")
  2100. defer deleteAllContainers()
  2101. if _, err := buildImage("dataimage",
  2102. `FROM busybox
  2103. RUN mkdir -p /foo
  2104. RUN touch /foo/bar`,
  2105. true); err != nil {
  2106. t.Fatal(err)
  2107. }
  2108. cmd := exec.Command(dockerBinary, "run", "--name", "test", "-v", "/foo", "busybox")
  2109. if _, err := runCommand(cmd); err != nil {
  2110. t.Fatal(err)
  2111. }
  2112. cmd = exec.Command(dockerBinary, "run", "--volumes-from", "test", "dataimage", "ls", "-lh", "/foo/bar")
  2113. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2114. t.Fatalf("Data was copied on volumes-from but shouldn't be:\n%q", out)
  2115. }
  2116. tmpDir := randomUnixTmpDirPath("docker_test_bind_mount_copy_data")
  2117. cmd = exec.Command(dockerBinary, "run", "-v", tmpDir+":/foo", "dataimage", "ls", "-lh", "/foo/bar")
  2118. if out, _, err := runCommandWithOutput(cmd); err == nil || !strings.Contains(out, "No such file or directory") {
  2119. t.Fatalf("Data was copied on bind-mount but shouldn't be:\n%q", out)
  2120. }
  2121. logDone("run - volumes do not copy data for volumes-from and bindmounts")
  2122. }
  2123. func TestRunVolumesNotRecreatedOnStart(t *testing.T) {
  2124. testRequires(t, SameHostDaemon)
  2125. // Clear out any remnants from other tests
  2126. deleteAllContainers()
  2127. info, err := ioutil.ReadDir(volumesConfigPath)
  2128. if err != nil {
  2129. t.Fatal(err)
  2130. }
  2131. if len(info) > 0 {
  2132. for _, f := range info {
  2133. if err := os.RemoveAll(volumesConfigPath + "/" + f.Name()); err != nil {
  2134. t.Fatal(err)
  2135. }
  2136. }
  2137. }
  2138. defer deleteAllContainers()
  2139. cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "--name", "lone_starr", "busybox")
  2140. if _, err := runCommand(cmd); err != nil {
  2141. t.Fatal(err)
  2142. }
  2143. cmd = exec.Command(dockerBinary, "start", "lone_starr")
  2144. if _, err := runCommand(cmd); err != nil {
  2145. t.Fatal(err)
  2146. }
  2147. info, err = ioutil.ReadDir(volumesConfigPath)
  2148. if err != nil {
  2149. t.Fatal(err)
  2150. }
  2151. if len(info) != 1 {
  2152. t.Fatalf("Expected only 1 volume have %v", len(info))
  2153. }
  2154. logDone("run - volumes not recreated on start")
  2155. }
  2156. func TestRunNoOutputFromPullInStdout(t *testing.T) {
  2157. defer deleteAllContainers()
  2158. // just run with unknown image
  2159. cmd := exec.Command(dockerBinary, "run", "asdfsg")
  2160. stdout := bytes.NewBuffer(nil)
  2161. cmd.Stdout = stdout
  2162. if err := cmd.Run(); err == nil {
  2163. t.Fatal("Run with unknown image should fail")
  2164. }
  2165. if stdout.Len() != 0 {
  2166. t.Fatalf("Stdout contains output from pull: %s", stdout)
  2167. }
  2168. logDone("run - no output from pull in stdout")
  2169. }
  2170. func TestRunVolumesCleanPaths(t *testing.T) {
  2171. if _, err := buildImage("run_volumes_clean_paths",
  2172. `FROM busybox
  2173. VOLUME /foo/`,
  2174. true); err != nil {
  2175. t.Fatal(err)
  2176. }
  2177. defer deleteImages("run_volumes_clean_paths")
  2178. defer deleteAllContainers()
  2179. cmd := exec.Command(dockerBinary, "run", "-v", "/foo", "-v", "/bar/", "--name", "dark_helmet", "run_volumes_clean_paths")
  2180. if out, _, err := runCommandWithOutput(cmd); err != nil {
  2181. t.Fatal(err, out)
  2182. }
  2183. out, err := inspectFieldMap("dark_helmet", "Volumes", "/foo/")
  2184. if err != nil {
  2185. t.Fatal(err)
  2186. }
  2187. if out != "<no value>" {
  2188. t.Fatalf("Found unexpected volume entry for '/foo/' in volumes\n%q", out)
  2189. }
  2190. out, err = inspectFieldMap("dark_helmet", "Volumes", "/foo")
  2191. if err != nil {
  2192. t.Fatal(err)
  2193. }
  2194. if !strings.Contains(out, volumesStoragePath) {
  2195. t.Fatalf("Volume was not defined for /foo\n%q", out)
  2196. }
  2197. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar/")
  2198. if err != nil {
  2199. t.Fatal(err)
  2200. }
  2201. if out != "<no value>" {
  2202. t.Fatalf("Found unexpected volume entry for '/bar/' in volumes\n%q", out)
  2203. }
  2204. out, err = inspectFieldMap("dark_helmet", "Volumes", "/bar")
  2205. if err != nil {
  2206. t.Fatal(err)
  2207. }
  2208. if !strings.Contains(out, volumesStoragePath) {
  2209. t.Fatalf("Volume was not defined for /bar\n%q", out)
  2210. }
  2211. logDone("run - volume paths are cleaned")
  2212. }
  2213. // Regression test for #3631
  2214. func TestRunSlowStdoutConsumer(t *testing.T) {
  2215. defer deleteAllContainers()
  2216. c := exec.Command(dockerBinary, "run", "--rm", "busybox", "/bin/sh", "-c", "dd if=/dev/zero of=/dev/stdout bs=1024 count=2000 | catv")
  2217. stdout, err := c.StdoutPipe()
  2218. if err != nil {
  2219. t.Fatal(err)
  2220. }
  2221. if err := c.Start(); err != nil {
  2222. t.Fatal(err)
  2223. }
  2224. n, err := consumeWithSpeed(stdout, 10000, 5*time.Millisecond, nil)
  2225. if err != nil {
  2226. t.Fatal(err)
  2227. }
  2228. expected := 2 * 1024 * 2000
  2229. if n != expected {
  2230. t.Fatalf("Expected %d, got %d", expected, n)
  2231. }
  2232. logDone("run - slow consumer")
  2233. }
  2234. func TestRunAllowPortRangeThroughExpose(t *testing.T) {
  2235. defer deleteAllContainers()
  2236. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-P", "busybox", "top")
  2237. out, _, err := runCommandWithOutput(cmd)
  2238. if err != nil {
  2239. t.Fatal(err)
  2240. }
  2241. id := strings.TrimSpace(out)
  2242. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2243. if err != nil {
  2244. t.Fatal(err)
  2245. }
  2246. var ports nat.PortMap
  2247. err = unmarshalJSON([]byte(portstr), &ports)
  2248. for port, binding := range ports {
  2249. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2250. if portnum < 3000 || portnum > 3003 {
  2251. t.Fatalf("Port is out of range ", portnum, binding, out)
  2252. }
  2253. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2254. t.Fatal("Port is not mapped for the port "+port, out)
  2255. }
  2256. }
  2257. if err := deleteContainer(id); err != nil {
  2258. t.Fatal(err)
  2259. }
  2260. logDone("run - allow port range through --expose flag")
  2261. }
  2262. // test docker run expose a invalid port
  2263. func TestRunExposePort(t *testing.T) {
  2264. defer deleteAllContainers()
  2265. runCmd := exec.Command(dockerBinary, "run", "--expose", "80000", "busybox")
  2266. out, _, err := runCommandWithOutput(runCmd)
  2267. //expose a invalid port should with a error out
  2268. if err == nil || !strings.Contains(out, "Invalid range format for --expose") {
  2269. t.Fatalf("run --expose a invalid port should with error out")
  2270. }
  2271. logDone("run - can't expose a invalid port")
  2272. }
  2273. func TestRunUnknownCommand(t *testing.T) {
  2274. defer deleteAllContainers()
  2275. runCmd := exec.Command(dockerBinary, "create", "busybox", "/bin/nada")
  2276. cID, _, _, err := runCommandWithStdoutStderr(runCmd)
  2277. if err != nil {
  2278. t.Fatalf("Failed to create container: %v, output: %q", err, cID)
  2279. }
  2280. cID = strings.TrimSpace(cID)
  2281. runCmd = exec.Command(dockerBinary, "start", cID)
  2282. _, _, _, _ = runCommandWithStdoutStderr(runCmd)
  2283. runCmd = exec.Command(dockerBinary, "inspect", "--format={{.State.ExitCode}}", cID)
  2284. rc, _, _, err2 := runCommandWithStdoutStderr(runCmd)
  2285. rc = strings.TrimSpace(rc)
  2286. if err2 != nil {
  2287. t.Fatalf("Error getting status of container: %v", err2)
  2288. }
  2289. if rc == "0" {
  2290. t.Fatalf("ExitCode(%v) cannot be 0", rc)
  2291. }
  2292. logDone("run - Unknown Command")
  2293. }
  2294. func TestRunModeIpcHost(t *testing.T) {
  2295. defer deleteAllContainers()
  2296. testRequires(t, SameHostDaemon)
  2297. hostIpc, err := os.Readlink("/proc/1/ns/ipc")
  2298. if err != nil {
  2299. t.Fatal(err)
  2300. }
  2301. cmd := exec.Command(dockerBinary, "run", "--ipc=host", "busybox", "readlink", "/proc/self/ns/ipc")
  2302. out2, _, err := runCommandWithOutput(cmd)
  2303. if err != nil {
  2304. t.Fatal(err, out2)
  2305. }
  2306. out2 = strings.Trim(out2, "\n")
  2307. if hostIpc != out2 {
  2308. t.Fatalf("IPC different with --ipc=host %s != %s\n", hostIpc, out2)
  2309. }
  2310. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/ipc")
  2311. out2, _, err = runCommandWithOutput(cmd)
  2312. if err != nil {
  2313. t.Fatal(err, out2)
  2314. }
  2315. out2 = strings.Trim(out2, "\n")
  2316. if hostIpc == out2 {
  2317. t.Fatalf("IPC should be different without --ipc=host %s == %s\n", hostIpc, out2)
  2318. }
  2319. logDone("run - ipc host mode")
  2320. }
  2321. func TestRunModeIpcContainer(t *testing.T) {
  2322. defer deleteAllContainers()
  2323. testRequires(t, SameHostDaemon)
  2324. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2325. out, _, err := runCommandWithOutput(cmd)
  2326. if err != nil {
  2327. t.Fatal(err, out)
  2328. }
  2329. id := strings.TrimSpace(out)
  2330. state, err := inspectField(id, "State.Running")
  2331. if err != nil {
  2332. t.Fatal(err)
  2333. }
  2334. if state != "true" {
  2335. t.Fatal("Container state is 'not running'")
  2336. }
  2337. pid1, err := inspectField(id, "State.Pid")
  2338. if err != nil {
  2339. t.Fatal(err)
  2340. }
  2341. parentContainerIpc, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/ipc", pid1))
  2342. if err != nil {
  2343. t.Fatal(err)
  2344. }
  2345. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--ipc=container:%s", id), "busybox", "readlink", "/proc/self/ns/ipc")
  2346. out2, _, err := runCommandWithOutput(cmd)
  2347. if err != nil {
  2348. t.Fatal(err, out2)
  2349. }
  2350. out2 = strings.Trim(out2, "\n")
  2351. if parentContainerIpc != out2 {
  2352. t.Fatalf("IPC different with --ipc=container:%s %s != %s\n", id, parentContainerIpc, out2)
  2353. }
  2354. logDone("run - ipc container mode")
  2355. }
  2356. func TestContainerNetworkMode(t *testing.T) {
  2357. defer deleteAllContainers()
  2358. testRequires(t, SameHostDaemon)
  2359. cmd := exec.Command(dockerBinary, "run", "-d", "busybox", "top")
  2360. out, _, err := runCommandWithOutput(cmd)
  2361. if err != nil {
  2362. t.Fatal(err, out)
  2363. }
  2364. id := strings.TrimSpace(out)
  2365. if err := waitRun(id); err != nil {
  2366. t.Fatal(err)
  2367. }
  2368. pid1, err := inspectField(id, "State.Pid")
  2369. if err != nil {
  2370. t.Fatal(err)
  2371. }
  2372. parentContainerNet, err := os.Readlink(fmt.Sprintf("/proc/%s/ns/net", pid1))
  2373. if err != nil {
  2374. t.Fatal(err)
  2375. }
  2376. cmd = exec.Command(dockerBinary, "run", fmt.Sprintf("--net=container:%s", id), "busybox", "readlink", "/proc/self/ns/net")
  2377. out2, _, err := runCommandWithOutput(cmd)
  2378. if err != nil {
  2379. t.Fatal(err, out2)
  2380. }
  2381. out2 = strings.Trim(out2, "\n")
  2382. if parentContainerNet != out2 {
  2383. t.Fatalf("NET different with --net=container:%s %s != %s\n", id, parentContainerNet, out2)
  2384. }
  2385. logDone("run - container shared network namespace")
  2386. }
  2387. func TestRunModePidHost(t *testing.T) {
  2388. defer deleteAllContainers()
  2389. testRequires(t, SameHostDaemon)
  2390. hostPid, err := os.Readlink("/proc/1/ns/pid")
  2391. if err != nil {
  2392. t.Fatal(err)
  2393. }
  2394. cmd := exec.Command(dockerBinary, "run", "--pid=host", "busybox", "readlink", "/proc/self/ns/pid")
  2395. out2, _, err := runCommandWithOutput(cmd)
  2396. if err != nil {
  2397. t.Fatal(err, out2)
  2398. }
  2399. out2 = strings.Trim(out2, "\n")
  2400. if hostPid != out2 {
  2401. t.Fatalf("PID different with --pid=host %s != %s\n", hostPid, out2)
  2402. }
  2403. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/pid")
  2404. out2, _, err = runCommandWithOutput(cmd)
  2405. if err != nil {
  2406. t.Fatal(err, out2)
  2407. }
  2408. out2 = strings.Trim(out2, "\n")
  2409. if hostPid == out2 {
  2410. t.Fatalf("PID should be different without --pid=host %s == %s\n", hostPid, out2)
  2411. }
  2412. logDone("run - pid host mode")
  2413. }
  2414. func TestRunTLSverify(t *testing.T) {
  2415. cmd := exec.Command(dockerBinary, "ps")
  2416. out, ec, err := runCommandWithOutput(cmd)
  2417. if err != nil || ec != 0 {
  2418. t.Fatalf("Should have worked: %v:\n%v", err, out)
  2419. }
  2420. // Regardless of whether we specify true or false we need to
  2421. // test to make sure tls is turned on if --tlsverify is specified at all
  2422. cmd = exec.Command(dockerBinary, "--tlsverify=false", "ps")
  2423. out, ec, err = runCommandWithOutput(cmd)
  2424. if err == nil || ec == 0 || !strings.Contains(out, "trying to connect") {
  2425. t.Fatalf("Should have failed: \nec:%v\nout:%v\nerr:%v", ec, out, err)
  2426. }
  2427. cmd = exec.Command(dockerBinary, "--tlsverify=true", "ps")
  2428. out, ec, err = runCommandWithOutput(cmd)
  2429. if err == nil || ec == 0 || !strings.Contains(out, "cert") {
  2430. t.Fatalf("Should have failed: \nec:%v\nout:%v\nerr:%v", ec, out, err)
  2431. }
  2432. logDone("run - verify tls is set for --tlsverify")
  2433. }
  2434. func TestRunPortFromDockerRangeInUse(t *testing.T) {
  2435. defer deleteAllContainers()
  2436. // first find allocator current position
  2437. cmd := exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2438. out, _, err := runCommandWithOutput(cmd)
  2439. if err != nil {
  2440. t.Fatal(out, err)
  2441. }
  2442. id := strings.TrimSpace(out)
  2443. cmd = exec.Command(dockerBinary, "port", id)
  2444. out, _, err = runCommandWithOutput(cmd)
  2445. if err != nil {
  2446. t.Fatal(out, err)
  2447. }
  2448. out = strings.TrimSpace(out)
  2449. if out == "" {
  2450. t.Fatal("docker port command output is empty")
  2451. }
  2452. out = strings.Split(out, ":")[1]
  2453. lastPort, err := strconv.Atoi(out)
  2454. if err != nil {
  2455. t.Fatal(err)
  2456. }
  2457. port := lastPort + 1
  2458. l, err := net.Listen("tcp", ":"+strconv.Itoa(port))
  2459. if err != nil {
  2460. t.Fatal(err)
  2461. }
  2462. defer l.Close()
  2463. cmd = exec.Command(dockerBinary, "run", "-d", "-p", ":80", "busybox", "top")
  2464. out, _, err = runCommandWithOutput(cmd)
  2465. if err != nil {
  2466. t.Fatalf(out, err)
  2467. }
  2468. id = strings.TrimSpace(out)
  2469. cmd = exec.Command(dockerBinary, "port", id)
  2470. out, _, err = runCommandWithOutput(cmd)
  2471. if err != nil {
  2472. t.Fatal(out, err)
  2473. }
  2474. logDone("run - find another port if port from autorange already bound")
  2475. }
  2476. func TestRunTtyWithPipe(t *testing.T) {
  2477. defer deleteAllContainers()
  2478. done := make(chan struct{})
  2479. go func() {
  2480. defer close(done)
  2481. cmd := exec.Command(dockerBinary, "run", "-ti", "busybox", "true")
  2482. if _, err := cmd.StdinPipe(); err != nil {
  2483. t.Fatal(err)
  2484. }
  2485. expected := "cannot enable tty mode"
  2486. if out, _, err := runCommandWithOutput(cmd); err == nil {
  2487. t.Fatal("run should have failed")
  2488. } else if !strings.Contains(out, expected) {
  2489. t.Fatalf("run failed with error %q: expected %q", out, expected)
  2490. }
  2491. }()
  2492. select {
  2493. case <-done:
  2494. case <-time.After(3 * time.Second):
  2495. t.Fatal("container is running but should have failed")
  2496. }
  2497. logDone("run - forbid piped stdin with tty")
  2498. }
  2499. func TestRunNonLocalMacAddress(t *testing.T) {
  2500. defer deleteAllContainers()
  2501. addr := "00:16:3E:08:00:50"
  2502. cmd := exec.Command(dockerBinary, "run", "--mac-address", addr, "busybox", "ifconfig")
  2503. if out, _, err := runCommandWithOutput(cmd); err != nil || !strings.Contains(out, addr) {
  2504. t.Fatalf("Output should have contained %q: %s, %v", addr, out, err)
  2505. }
  2506. logDone("run - use non-local mac-address")
  2507. }
  2508. func TestRunNetHost(t *testing.T) {
  2509. testRequires(t, SameHostDaemon)
  2510. defer deleteAllContainers()
  2511. hostNet, err := os.Readlink("/proc/1/ns/net")
  2512. if err != nil {
  2513. t.Fatal(err)
  2514. }
  2515. cmd := exec.Command(dockerBinary, "run", "--net=host", "busybox", "readlink", "/proc/self/ns/net")
  2516. out2, _, err := runCommandWithOutput(cmd)
  2517. if err != nil {
  2518. t.Fatal(err, out2)
  2519. }
  2520. out2 = strings.Trim(out2, "\n")
  2521. if hostNet != out2 {
  2522. t.Fatalf("Net namespace different with --net=host %s != %s\n", hostNet, out2)
  2523. }
  2524. cmd = exec.Command(dockerBinary, "run", "busybox", "readlink", "/proc/self/ns/net")
  2525. out2, _, err = runCommandWithOutput(cmd)
  2526. if err != nil {
  2527. t.Fatal(err, out2)
  2528. }
  2529. out2 = strings.Trim(out2, "\n")
  2530. if hostNet == out2 {
  2531. t.Fatalf("Net namespace should be different without --net=host %s == %s\n", hostNet, out2)
  2532. }
  2533. logDone("run - net host mode")
  2534. }
  2535. func TestRunAllowPortRangeThroughPublish(t *testing.T) {
  2536. defer deleteAllContainers()
  2537. cmd := exec.Command(dockerBinary, "run", "-d", "--expose", "3000-3003", "-p", "3000-3003", "busybox", "top")
  2538. out, _, err := runCommandWithOutput(cmd)
  2539. id := strings.TrimSpace(out)
  2540. portstr, err := inspectFieldJSON(id, "NetworkSettings.Ports")
  2541. if err != nil {
  2542. t.Fatal(err)
  2543. }
  2544. var ports nat.PortMap
  2545. err = unmarshalJSON([]byte(portstr), &ports)
  2546. for port, binding := range ports {
  2547. portnum, _ := strconv.Atoi(strings.Split(string(port), "/")[0])
  2548. if portnum < 3000 || portnum > 3003 {
  2549. t.Fatalf("Port is out of range ", portnum, binding, out)
  2550. }
  2551. if binding == nil || len(binding) != 1 || len(binding[0].HostPort) == 0 {
  2552. t.Fatal("Port is not mapped for the port "+port, out)
  2553. }
  2554. }
  2555. logDone("run - allow port range through --expose flag")
  2556. }
  2557. func TestRunOOMExitCode(t *testing.T) {
  2558. defer deleteAllContainers()
  2559. done := make(chan struct{})
  2560. go func() {
  2561. defer close(done)
  2562. runCmd := exec.Command(dockerBinary, "run", "-m", "4MB", "busybox", "sh", "-c", "x=a; while true; do x=$x$x; done")
  2563. out, exitCode, _ := runCommandWithOutput(runCmd)
  2564. if expected := 137; exitCode != expected {
  2565. t.Fatalf("wrong exit code for OOM container: expected %d, got %d (output: %q)", expected, exitCode, out)
  2566. }
  2567. }()
  2568. select {
  2569. case <-done:
  2570. case <-time.After(3 * time.Second):
  2571. t.Fatal("Timeout waiting for container to die on OOM")
  2572. }
  2573. logDone("run - exit code on oom")
  2574. }
  2575. func TestRunRestartMaxRetries(t *testing.T) {
  2576. defer deleteAllContainers()
  2577. out, err := exec.Command(dockerBinary, "run", "-d", "--restart=on-failure:3", "busybox", "false").CombinedOutput()
  2578. if err != nil {
  2579. t.Fatal(string(out), err)
  2580. }
  2581. id := strings.TrimSpace(string(out))
  2582. if err := waitInspect(id, "{{ .State.Restarting }} {{ .State.Running }}", "false false", 5); err != nil {
  2583. t.Fatal(err)
  2584. }
  2585. count, err := inspectField(id, "RestartCount")
  2586. if err != nil {
  2587. t.Fatal(err)
  2588. }
  2589. if count != "3" {
  2590. t.Fatalf("Container was restarted %s times, expected %d", count, 3)
  2591. }
  2592. logDone("run - test max-retries for --restart")
  2593. }
  2594. func TestRunContainerWithWritableRootfs(t *testing.T) {
  2595. defer deleteAllContainers()
  2596. out, err := exec.Command(dockerBinary, "run", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2597. if err != nil {
  2598. t.Fatal(string(out), err)
  2599. }
  2600. logDone("run - writable rootfs")
  2601. }
  2602. func TestRunContainerWithReadonlyRootfs(t *testing.T) {
  2603. defer deleteAllContainers()
  2604. out, err := exec.Command(dockerBinary, "run", "--read-only", "--rm", "busybox", "touch", "/file").CombinedOutput()
  2605. if err == nil {
  2606. t.Fatal("expected container to error on run with read only error")
  2607. }
  2608. expected := "Read-only file system"
  2609. if !strings.Contains(string(out), expected) {
  2610. t.Fatalf("expected output from failure to contain %s but contains %s", expected, out)
  2611. }
  2612. logDone("run - read only rootfs")
  2613. }
  2614. func TestRunVolumesFromRestartAfterRemoved(t *testing.T) {
  2615. defer deleteAllContainers()
  2616. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "voltest", "-v", "/foo", "busybox"))
  2617. if err != nil {
  2618. t.Fatal(out, err)
  2619. }
  2620. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "run", "-d", "--name", "restarter", "--volumes-from", "voltest", "busybox", "top"))
  2621. if err != nil {
  2622. t.Fatal(out, err)
  2623. }
  2624. // Remove the main volume container and restart the consuming container
  2625. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "rm", "-f", "voltest"))
  2626. if err != nil {
  2627. t.Fatal(out, err)
  2628. }
  2629. // This should not fail since the volumes-from were already applied
  2630. out, _, err = runCommandWithOutput(exec.Command(dockerBinary, "restart", "restarter"))
  2631. if err != nil {
  2632. t.Fatalf("expected container to restart successfully: %v\n%s", err, out)
  2633. }
  2634. logDone("run - can restart a volumes-from container after producer is removed")
  2635. }