docker_cli_run_unix_test.go 55 KB

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  1. //go:build !windows
  2. // +build !windows
  3. package main
  4. import (
  5. "bufio"
  6. "context"
  7. "encoding/json"
  8. "fmt"
  9. "os"
  10. "os/exec"
  11. "path/filepath"
  12. "regexp"
  13. "strconv"
  14. "strings"
  15. "syscall"
  16. "testing"
  17. "time"
  18. "github.com/creack/pty"
  19. "github.com/docker/docker/client"
  20. "github.com/docker/docker/integration-cli/cli"
  21. "github.com/docker/docker/integration-cli/cli/build"
  22. "github.com/docker/docker/pkg/homedir"
  23. "github.com/docker/docker/pkg/parsers"
  24. "github.com/docker/docker/pkg/sysinfo"
  25. "github.com/moby/sys/mount"
  26. "gotest.tools/v3/assert"
  27. "gotest.tools/v3/icmd"
  28. )
  29. // #6509
  30. func (s *DockerSuite) TestRunRedirectStdout(c *testing.T) {
  31. checkRedirect := func(command string) {
  32. _, tty, err := pty.Open()
  33. assert.Assert(c, err == nil, "Could not open pty")
  34. cmd := exec.Command("sh", "-c", command)
  35. cmd.Stdin = tty
  36. cmd.Stdout = tty
  37. cmd.Stderr = tty
  38. assert.NilError(c, cmd.Start())
  39. ch := make(chan error, 1)
  40. go func() {
  41. ch <- cmd.Wait()
  42. close(ch)
  43. }()
  44. select {
  45. case <-time.After(10 * time.Second):
  46. c.Fatal("command timeout")
  47. case err := <-ch:
  48. assert.Assert(c, err == nil, "wait err")
  49. }
  50. }
  51. checkRedirect(dockerBinary + " run -i busybox cat /etc/passwd | grep -q root")
  52. checkRedirect(dockerBinary + " run busybox cat /etc/passwd | grep -q root")
  53. }
  54. // Test recursive bind mount works by default
  55. func (s *DockerSuite) TestRunWithVolumesIsRecursive(c *testing.T) {
  56. // /tmp gets permission denied
  57. testRequires(c, NotUserNamespace, testEnv.IsLocalDaemon)
  58. tmpDir, err := os.MkdirTemp("", "docker_recursive_mount_test")
  59. assert.NilError(c, err)
  60. defer os.RemoveAll(tmpDir)
  61. // Create a temporary tmpfs mount.
  62. tmpfsDir := filepath.Join(tmpDir, "tmpfs")
  63. assert.Assert(c, os.MkdirAll(tmpfsDir, 0777) == nil, "failed to mkdir at %s", tmpfsDir)
  64. assert.Assert(c, mount.Mount("tmpfs", tmpfsDir, "tmpfs", "") == nil, "failed to create a tmpfs mount at %s", tmpfsDir)
  65. f, err := os.CreateTemp(tmpfsDir, "touch-me")
  66. assert.NilError(c, err)
  67. defer f.Close()
  68. out, _ := dockerCmd(c, "run", "--name", "test-data", "--volume", fmt.Sprintf("%s:/tmp:ro", tmpDir), "busybox:latest", "ls", "/tmp/tmpfs")
  69. assert.Assert(c, strings.Contains(out, filepath.Base(f.Name())), "Recursive bind mount test failed. Expected file not found")
  70. }
  71. func (s *DockerSuite) TestRunDeviceDirectory(c *testing.T) {
  72. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm)
  73. if _, err := os.Stat("/dev/snd"); err != nil {
  74. c.Skip("Host does not have /dev/snd")
  75. }
  76. out, _ := dockerCmd(c, "run", "--device", "/dev/snd:/dev/snd", "busybox", "sh", "-c", "ls /dev/snd/")
  77. assert.Assert(c, strings.Contains(strings.Trim(out, "\r\n"), "timer"), "expected output /dev/snd/timer")
  78. out, _ = dockerCmd(c, "run", "--device", "/dev/snd:/dev/othersnd", "busybox", "sh", "-c", "ls /dev/othersnd/")
  79. assert.Assert(c, strings.Contains(strings.Trim(out, "\r\n"), "seq"), "expected output /dev/othersnd/seq")
  80. }
  81. // TestRunAttachDetach checks attaching and detaching with the default escape sequence.
  82. func (s *DockerSuite) TestRunAttachDetach(c *testing.T) {
  83. name := "attach-detach"
  84. dockerCmd(c, "run", "--name", name, "-itd", "busybox", "cat")
  85. cmd := exec.Command(dockerBinary, "attach", name)
  86. stdout, err := cmd.StdoutPipe()
  87. assert.NilError(c, err)
  88. cpty, tty, err := pty.Open()
  89. assert.NilError(c, err)
  90. defer cpty.Close()
  91. cmd.Stdin = tty
  92. assert.NilError(c, cmd.Start())
  93. assert.Assert(c, waitRun(name) == nil)
  94. _, err = cpty.Write([]byte("hello\n"))
  95. assert.NilError(c, err)
  96. out, err := bufio.NewReader(stdout).ReadString('\n')
  97. assert.NilError(c, err)
  98. assert.Equal(c, strings.TrimSpace(out), "hello")
  99. // escape sequence
  100. _, err = cpty.Write([]byte{16})
  101. assert.NilError(c, err)
  102. time.Sleep(100 * time.Millisecond)
  103. _, err = cpty.Write([]byte{17})
  104. assert.NilError(c, err)
  105. ch := make(chan struct{}, 1)
  106. go func() {
  107. cmd.Wait()
  108. ch <- struct{}{}
  109. }()
  110. select {
  111. case <-ch:
  112. case <-time.After(10 * time.Second):
  113. c.Fatal("timed out waiting for container to exit")
  114. }
  115. running := inspectField(c, name, "State.Running")
  116. assert.Equal(c, running, "true", "expected container to still be running")
  117. out, _ = dockerCmd(c, "events", "--since=0", "--until", daemonUnixTime(c), "-f", "container="+name)
  118. // attach and detach event should be monitored
  119. assert.Assert(c, strings.Contains(out, "attach"))
  120. assert.Assert(c, strings.Contains(out, "detach"))
  121. }
  122. // TestRunAttachDetachFromFlag checks attaching and detaching with the escape sequence specified via flags.
  123. func (s *DockerSuite) TestRunAttachDetachFromFlag(c *testing.T) {
  124. name := "attach-detach"
  125. keyCtrlA := []byte{1}
  126. keyA := []byte{97}
  127. dockerCmd(c, "run", "--name", name, "-itd", "busybox", "cat")
  128. cmd := exec.Command(dockerBinary, "attach", "--detach-keys=ctrl-a,a", name)
  129. stdout, err := cmd.StdoutPipe()
  130. if err != nil {
  131. c.Fatal(err)
  132. }
  133. cpty, tty, err := pty.Open()
  134. if err != nil {
  135. c.Fatal(err)
  136. }
  137. defer cpty.Close()
  138. cmd.Stdin = tty
  139. if err := cmd.Start(); err != nil {
  140. c.Fatal(err)
  141. }
  142. assert.Assert(c, waitRun(name) == nil)
  143. if _, err := cpty.Write([]byte("hello\n")); err != nil {
  144. c.Fatal(err)
  145. }
  146. out, err := bufio.NewReader(stdout).ReadString('\n')
  147. if err != nil {
  148. c.Fatal(err)
  149. }
  150. if strings.TrimSpace(out) != "hello" {
  151. c.Fatalf("expected 'hello', got %q", out)
  152. }
  153. // escape sequence
  154. if _, err := cpty.Write(keyCtrlA); err != nil {
  155. c.Fatal(err)
  156. }
  157. time.Sleep(100 * time.Millisecond)
  158. if _, err := cpty.Write(keyA); err != nil {
  159. c.Fatal(err)
  160. }
  161. ch := make(chan struct{}, 1)
  162. go func() {
  163. cmd.Wait()
  164. ch <- struct{}{}
  165. }()
  166. select {
  167. case <-ch:
  168. case <-time.After(10 * time.Second):
  169. c.Fatal("timed out waiting for container to exit")
  170. }
  171. running := inspectField(c, name, "State.Running")
  172. assert.Equal(c, running, "true", "expected container to still be running")
  173. }
  174. // TestRunAttachDetachFromInvalidFlag checks attaching and detaching with the escape sequence specified via flags.
  175. func (s *DockerSuite) TestRunAttachDetachFromInvalidFlag(c *testing.T) {
  176. name := "attach-detach"
  177. dockerCmd(c, "run", "--name", name, "-itd", "busybox", "top")
  178. assert.Assert(c, waitRun(name) == nil)
  179. // specify an invalid detach key, container will ignore it and use default
  180. cmd := exec.Command(dockerBinary, "attach", "--detach-keys=ctrl-A,a", name)
  181. stdout, err := cmd.StdoutPipe()
  182. if err != nil {
  183. c.Fatal(err)
  184. }
  185. cpty, tty, err := pty.Open()
  186. if err != nil {
  187. c.Fatal(err)
  188. }
  189. defer cpty.Close()
  190. cmd.Stdin = tty
  191. if err := cmd.Start(); err != nil {
  192. c.Fatal(err)
  193. }
  194. go cmd.Wait()
  195. bufReader := bufio.NewReader(stdout)
  196. out, err := bufReader.ReadString('\n')
  197. if err != nil {
  198. c.Fatal(err)
  199. }
  200. // it should print a warning to indicate the detach key flag is invalid
  201. errStr := "Invalid detach keys (ctrl-A,a) provided"
  202. assert.Equal(c, strings.TrimSpace(out), errStr)
  203. }
  204. // TestRunAttachDetachFromConfig checks attaching and detaching with the escape sequence specified via config file.
  205. func (s *DockerSuite) TestRunAttachDetachFromConfig(c *testing.T) {
  206. keyCtrlA := []byte{1}
  207. keyA := []byte{97}
  208. // Setup config
  209. tmpDir, err := os.MkdirTemp("", "fake-home")
  210. assert.NilError(c, err)
  211. defer os.RemoveAll(tmpDir)
  212. dotDocker := filepath.Join(tmpDir, ".docker")
  213. os.Mkdir(dotDocker, 0600)
  214. tmpCfg := filepath.Join(dotDocker, "config.json")
  215. c.Setenv(homedir.Key(), tmpDir)
  216. data := `{
  217. "detachKeys": "ctrl-a,a"
  218. }`
  219. err = os.WriteFile(tmpCfg, []byte(data), 0600)
  220. assert.NilError(c, err)
  221. // Then do the work
  222. name := "attach-detach"
  223. dockerCmd(c, "run", "--name", name, "-itd", "busybox", "cat")
  224. cmd := exec.Command(dockerBinary, "attach", name)
  225. stdout, err := cmd.StdoutPipe()
  226. if err != nil {
  227. c.Fatal(err)
  228. }
  229. cpty, tty, err := pty.Open()
  230. if err != nil {
  231. c.Fatal(err)
  232. }
  233. defer cpty.Close()
  234. cmd.Stdin = tty
  235. if err := cmd.Start(); err != nil {
  236. c.Fatal(err)
  237. }
  238. assert.Assert(c, waitRun(name) == nil)
  239. if _, err := cpty.Write([]byte("hello\n")); err != nil {
  240. c.Fatal(err)
  241. }
  242. out, err := bufio.NewReader(stdout).ReadString('\n')
  243. if err != nil {
  244. c.Fatal(err)
  245. }
  246. if strings.TrimSpace(out) != "hello" {
  247. c.Fatalf("expected 'hello', got %q", out)
  248. }
  249. // escape sequence
  250. if _, err := cpty.Write(keyCtrlA); err != nil {
  251. c.Fatal(err)
  252. }
  253. time.Sleep(100 * time.Millisecond)
  254. if _, err := cpty.Write(keyA); err != nil {
  255. c.Fatal(err)
  256. }
  257. ch := make(chan struct{}, 1)
  258. go func() {
  259. cmd.Wait()
  260. ch <- struct{}{}
  261. }()
  262. select {
  263. case <-ch:
  264. case <-time.After(10 * time.Second):
  265. c.Fatal("timed out waiting for container to exit")
  266. }
  267. running := inspectField(c, name, "State.Running")
  268. assert.Equal(c, running, "true", "expected container to still be running")
  269. }
  270. // TestRunAttachDetachKeysOverrideConfig checks attaching and detaching with the detach flags, making sure it overrides config file
  271. func (s *DockerSuite) TestRunAttachDetachKeysOverrideConfig(c *testing.T) {
  272. keyCtrlA := []byte{1}
  273. keyA := []byte{97}
  274. // Setup config
  275. tmpDir, err := os.MkdirTemp("", "fake-home")
  276. assert.NilError(c, err)
  277. defer os.RemoveAll(tmpDir)
  278. dotDocker := filepath.Join(tmpDir, ".docker")
  279. os.Mkdir(dotDocker, 0600)
  280. tmpCfg := filepath.Join(dotDocker, "config.json")
  281. c.Setenv(homedir.Key(), tmpDir)
  282. data := `{
  283. "detachKeys": "ctrl-e,e"
  284. }`
  285. err = os.WriteFile(tmpCfg, []byte(data), 0600)
  286. assert.NilError(c, err)
  287. // Then do the work
  288. name := "attach-detach"
  289. dockerCmd(c, "run", "--name", name, "-itd", "busybox", "cat")
  290. cmd := exec.Command(dockerBinary, "attach", "--detach-keys=ctrl-a,a", name)
  291. stdout, err := cmd.StdoutPipe()
  292. if err != nil {
  293. c.Fatal(err)
  294. }
  295. cpty, tty, err := pty.Open()
  296. if err != nil {
  297. c.Fatal(err)
  298. }
  299. defer cpty.Close()
  300. cmd.Stdin = tty
  301. if err := cmd.Start(); err != nil {
  302. c.Fatal(err)
  303. }
  304. assert.Assert(c, waitRun(name) == nil)
  305. if _, err := cpty.Write([]byte("hello\n")); err != nil {
  306. c.Fatal(err)
  307. }
  308. out, err := bufio.NewReader(stdout).ReadString('\n')
  309. if err != nil {
  310. c.Fatal(err)
  311. }
  312. if strings.TrimSpace(out) != "hello" {
  313. c.Fatalf("expected 'hello', got %q", out)
  314. }
  315. // escape sequence
  316. if _, err := cpty.Write(keyCtrlA); err != nil {
  317. c.Fatal(err)
  318. }
  319. time.Sleep(100 * time.Millisecond)
  320. if _, err := cpty.Write(keyA); err != nil {
  321. c.Fatal(err)
  322. }
  323. ch := make(chan struct{}, 1)
  324. go func() {
  325. cmd.Wait()
  326. ch <- struct{}{}
  327. }()
  328. select {
  329. case <-ch:
  330. case <-time.After(10 * time.Second):
  331. c.Fatal("timed out waiting for container to exit")
  332. }
  333. running := inspectField(c, name, "State.Running")
  334. assert.Equal(c, running, "true", "expected container to still be running")
  335. }
  336. func (s *DockerSuite) TestRunAttachInvalidDetachKeySequencePreserved(c *testing.T) {
  337. name := "attach-detach"
  338. keyA := []byte{97}
  339. keyB := []byte{98}
  340. dockerCmd(c, "run", "--name", name, "-itd", "busybox", "cat")
  341. cmd := exec.Command(dockerBinary, "attach", "--detach-keys=a,b,c", name)
  342. stdout, err := cmd.StdoutPipe()
  343. if err != nil {
  344. c.Fatal(err)
  345. }
  346. cpty, tty, err := pty.Open()
  347. if err != nil {
  348. c.Fatal(err)
  349. }
  350. defer cpty.Close()
  351. cmd.Stdin = tty
  352. if err := cmd.Start(); err != nil {
  353. c.Fatal(err)
  354. }
  355. go cmd.Wait()
  356. assert.Assert(c, waitRun(name) == nil)
  357. // Invalid escape sequence aba, should print aba in output
  358. if _, err := cpty.Write(keyA); err != nil {
  359. c.Fatal(err)
  360. }
  361. time.Sleep(100 * time.Millisecond)
  362. if _, err := cpty.Write(keyB); err != nil {
  363. c.Fatal(err)
  364. }
  365. time.Sleep(100 * time.Millisecond)
  366. if _, err := cpty.Write(keyA); err != nil {
  367. c.Fatal(err)
  368. }
  369. time.Sleep(100 * time.Millisecond)
  370. if _, err := cpty.Write([]byte("\n")); err != nil {
  371. c.Fatal(err)
  372. }
  373. out, err := bufio.NewReader(stdout).ReadString('\n')
  374. if err != nil {
  375. c.Fatal(err)
  376. }
  377. if strings.TrimSpace(out) != "aba" {
  378. c.Fatalf("expected 'aba', got %q", out)
  379. }
  380. }
  381. // "test" should be printed
  382. func (s *DockerSuite) TestRunWithCPUQuota(c *testing.T) {
  383. testRequires(c, cpuCfsQuota)
  384. file := "/sys/fs/cgroup/cpu/cpu.cfs_quota_us"
  385. out, _ := dockerCmd(c, "run", "--cpu-quota", "8000", "--name", "test", "busybox", "cat", file)
  386. assert.Equal(c, strings.TrimSpace(out), "8000")
  387. out = inspectField(c, "test", "HostConfig.CpuQuota")
  388. assert.Equal(c, out, "8000", "setting the CPU CFS quota failed")
  389. }
  390. func (s *DockerSuite) TestRunWithCpuPeriod(c *testing.T) {
  391. testRequires(c, cpuCfsPeriod)
  392. file := "/sys/fs/cgroup/cpu/cpu.cfs_period_us"
  393. out, _ := dockerCmd(c, "run", "--cpu-period", "50000", "--name", "test", "busybox", "cat", file)
  394. assert.Equal(c, strings.TrimSpace(out), "50000")
  395. out, _ = dockerCmd(c, "run", "--cpu-period", "0", "busybox", "cat", file)
  396. assert.Equal(c, strings.TrimSpace(out), "100000")
  397. out = inspectField(c, "test", "HostConfig.CpuPeriod")
  398. assert.Equal(c, out, "50000", "setting the CPU CFS period failed")
  399. }
  400. func (s *DockerSuite) TestRunWithInvalidCpuPeriod(c *testing.T) {
  401. testRequires(c, cpuCfsPeriod)
  402. out, _, err := dockerCmdWithError("run", "--cpu-period", "900", "busybox", "true")
  403. assert.ErrorContains(c, err, "")
  404. expected := "CPU cfs period can not be less than 1ms (i.e. 1000) or larger than 1s (i.e. 1000000)"
  405. assert.Assert(c, strings.Contains(out, expected))
  406. out, _, err = dockerCmdWithError("run", "--cpu-period", "2000000", "busybox", "true")
  407. assert.ErrorContains(c, err, "")
  408. assert.Assert(c, strings.Contains(out, expected))
  409. out, _, err = dockerCmdWithError("run", "--cpu-period", "-3", "busybox", "true")
  410. assert.ErrorContains(c, err, "")
  411. assert.Assert(c, strings.Contains(out, expected))
  412. }
  413. func (s *DockerSuite) TestRunWithCPUShares(c *testing.T) {
  414. testRequires(c, cpuShare)
  415. file := "/sys/fs/cgroup/cpu/cpu.shares"
  416. out, _ := dockerCmd(c, "run", "--cpu-shares", "1000", "--name", "test", "busybox", "cat", file)
  417. assert.Equal(c, strings.TrimSpace(out), "1000")
  418. out = inspectField(c, "test", "HostConfig.CPUShares")
  419. assert.Equal(c, out, "1000")
  420. }
  421. // "test" should be printed
  422. func (s *DockerSuite) TestRunEchoStdoutWithCPUSharesAndMemoryLimit(c *testing.T) {
  423. testRequires(c, cpuShare)
  424. testRequires(c, memoryLimitSupport)
  425. cli.DockerCmd(c, "run", "--cpu-shares", "1000", "-m", "32m", "busybox", "echo", "test").Assert(c, icmd.Expected{
  426. Out: "test\n",
  427. })
  428. }
  429. func (s *DockerSuite) TestRunWithCpusetCpus(c *testing.T) {
  430. testRequires(c, cgroupCpuset)
  431. file := "/sys/fs/cgroup/cpuset/cpuset.cpus"
  432. out, _ := dockerCmd(c, "run", "--cpuset-cpus", "0", "--name", "test", "busybox", "cat", file)
  433. assert.Equal(c, strings.TrimSpace(out), "0")
  434. out = inspectField(c, "test", "HostConfig.CpusetCpus")
  435. assert.Equal(c, out, "0")
  436. }
  437. func (s *DockerSuite) TestRunWithCpusetMems(c *testing.T) {
  438. testRequires(c, cgroupCpuset)
  439. file := "/sys/fs/cgroup/cpuset/cpuset.mems"
  440. out, _ := dockerCmd(c, "run", "--cpuset-mems", "0", "--name", "test", "busybox", "cat", file)
  441. assert.Equal(c, strings.TrimSpace(out), "0")
  442. out = inspectField(c, "test", "HostConfig.CpusetMems")
  443. assert.Equal(c, out, "0")
  444. }
  445. func (s *DockerSuite) TestRunWithBlkioWeight(c *testing.T) {
  446. testRequires(c, blkioWeight)
  447. file := "/sys/fs/cgroup/blkio/blkio.weight"
  448. out, _ := dockerCmd(c, "run", "--blkio-weight", "300", "--name", "test", "busybox", "cat", file)
  449. assert.Equal(c, strings.TrimSpace(out), "300")
  450. out = inspectField(c, "test", "HostConfig.BlkioWeight")
  451. assert.Equal(c, out, "300")
  452. }
  453. func (s *DockerSuite) TestRunWithInvalidBlkioWeight(c *testing.T) {
  454. testRequires(c, blkioWeight)
  455. out, _, err := dockerCmdWithError("run", "--blkio-weight", "5", "busybox", "true")
  456. assert.ErrorContains(c, err, "", out)
  457. expected := "Range of blkio weight is from 10 to 1000"
  458. assert.Assert(c, strings.Contains(out, expected))
  459. }
  460. func (s *DockerSuite) TestRunWithInvalidPathforBlkioWeightDevice(c *testing.T) {
  461. testRequires(c, blkioWeight)
  462. out, _, err := dockerCmdWithError("run", "--blkio-weight-device", "/dev/sdX:100", "busybox", "true")
  463. assert.ErrorContains(c, err, "", out)
  464. }
  465. func (s *DockerSuite) TestRunWithInvalidPathforBlkioDeviceReadBps(c *testing.T) {
  466. testRequires(c, blkioWeight)
  467. out, _, err := dockerCmdWithError("run", "--device-read-bps", "/dev/sdX:500", "busybox", "true")
  468. assert.ErrorContains(c, err, "", out)
  469. }
  470. func (s *DockerSuite) TestRunWithInvalidPathforBlkioDeviceWriteBps(c *testing.T) {
  471. testRequires(c, blkioWeight)
  472. out, _, err := dockerCmdWithError("run", "--device-write-bps", "/dev/sdX:500", "busybox", "true")
  473. assert.ErrorContains(c, err, "", out)
  474. }
  475. func (s *DockerSuite) TestRunWithInvalidPathforBlkioDeviceReadIOps(c *testing.T) {
  476. testRequires(c, blkioWeight)
  477. out, _, err := dockerCmdWithError("run", "--device-read-iops", "/dev/sdX:500", "busybox", "true")
  478. assert.ErrorContains(c, err, "", out)
  479. }
  480. func (s *DockerSuite) TestRunWithInvalidPathforBlkioDeviceWriteIOps(c *testing.T) {
  481. testRequires(c, blkioWeight)
  482. out, _, err := dockerCmdWithError("run", "--device-write-iops", "/dev/sdX:500", "busybox", "true")
  483. assert.ErrorContains(c, err, "", out)
  484. }
  485. func (s *DockerSuite) TestRunOOMExitCode(c *testing.T) {
  486. testRequires(c, memoryLimitSupport, swapMemorySupport, NotPpc64le)
  487. errChan := make(chan error, 1)
  488. go func() {
  489. defer close(errChan)
  490. // memory limit lower than 8MB will raise an error of "device or resource busy" from docker-runc.
  491. out, exitCode, _ := dockerCmdWithError("run", "-m", "8MB", "busybox", "sh", "-c", "x=a; while true; do x=$x$x$x$x; done")
  492. if expected := 137; exitCode != expected {
  493. errChan <- fmt.Errorf("wrong exit code for OOM container: expected %d, got %d (output: %q)", expected, exitCode, out)
  494. }
  495. }()
  496. select {
  497. case err := <-errChan:
  498. assert.NilError(c, err)
  499. case <-time.After(600 * time.Second):
  500. c.Fatal("Timeout waiting for container to die on OOM")
  501. }
  502. }
  503. func (s *DockerSuite) TestRunWithMemoryLimit(c *testing.T) {
  504. testRequires(c, memoryLimitSupport)
  505. file := "/sys/fs/cgroup/memory/memory.limit_in_bytes"
  506. cli.DockerCmd(c, "run", "-m", "32M", "--name", "test", "busybox", "cat", file).Assert(c, icmd.Expected{
  507. Out: "33554432",
  508. })
  509. cli.InspectCmd(c, "test", cli.Format(".HostConfig.Memory")).Assert(c, icmd.Expected{
  510. Out: "33554432",
  511. })
  512. }
  513. // TestRunWithoutMemoryswapLimit sets memory limit and disables swap
  514. // memory limit, this means the processes in the container can use
  515. // 16M memory and as much swap memory as they need (if the host
  516. // supports swap memory).
  517. func (s *DockerSuite) TestRunWithoutMemoryswapLimit(c *testing.T) {
  518. testRequires(c, DaemonIsLinux)
  519. testRequires(c, memoryLimitSupport)
  520. testRequires(c, swapMemorySupport)
  521. dockerCmd(c, "run", "-m", "32m", "--memory-swap", "-1", "busybox", "true")
  522. }
  523. func (s *DockerSuite) TestRunWithSwappiness(c *testing.T) {
  524. testRequires(c, memorySwappinessSupport)
  525. file := "/sys/fs/cgroup/memory/memory.swappiness"
  526. out, _ := dockerCmd(c, "run", "--memory-swappiness", "0", "--name", "test", "busybox", "cat", file)
  527. assert.Equal(c, strings.TrimSpace(out), "0")
  528. out = inspectField(c, "test", "HostConfig.MemorySwappiness")
  529. assert.Equal(c, out, "0")
  530. }
  531. func (s *DockerSuite) TestRunWithSwappinessInvalid(c *testing.T) {
  532. testRequires(c, memorySwappinessSupport)
  533. out, _, err := dockerCmdWithError("run", "--memory-swappiness", "101", "busybox", "true")
  534. assert.ErrorContains(c, err, "")
  535. expected := "Valid memory swappiness range is 0-100"
  536. assert.Assert(c, strings.Contains(out, expected), "Expected output to contain %q, not %q", out, expected)
  537. out, _, err = dockerCmdWithError("run", "--memory-swappiness", "-10", "busybox", "true")
  538. assert.ErrorContains(c, err, "")
  539. assert.Assert(c, strings.Contains(out, expected), "Expected output to contain %q, not %q", out, expected)
  540. }
  541. func (s *DockerSuite) TestRunWithMemoryReservation(c *testing.T) {
  542. testRequires(c, testEnv.IsLocalDaemon, memoryReservationSupport)
  543. file := "/sys/fs/cgroup/memory/memory.soft_limit_in_bytes"
  544. out, _ := dockerCmd(c, "run", "--memory-reservation", "200M", "--name", "test", "busybox", "cat", file)
  545. assert.Equal(c, strings.TrimSpace(out), "209715200")
  546. out = inspectField(c, "test", "HostConfig.MemoryReservation")
  547. assert.Equal(c, out, "209715200")
  548. }
  549. func (s *DockerSuite) TestRunWithMemoryReservationInvalid(c *testing.T) {
  550. testRequires(c, memoryLimitSupport)
  551. testRequires(c, testEnv.IsLocalDaemon, memoryReservationSupport)
  552. out, _, err := dockerCmdWithError("run", "-m", "500M", "--memory-reservation", "800M", "busybox", "true")
  553. assert.ErrorContains(c, err, "")
  554. expected := "Minimum memory limit can not be less than memory reservation limit"
  555. assert.Assert(c, strings.Contains(strings.TrimSpace(out), expected), "run container should fail with invalid memory reservation")
  556. out, _, err = dockerCmdWithError("run", "--memory-reservation", "1k", "busybox", "true")
  557. assert.ErrorContains(c, err, "")
  558. expected = "Minimum memory reservation allowed is 6MB"
  559. assert.Assert(c, strings.Contains(strings.TrimSpace(out), expected), "run container should fail with invalid memory reservation")
  560. }
  561. func (s *DockerSuite) TestStopContainerSignal(c *testing.T) {
  562. out, _ := dockerCmd(c, "run", "--stop-signal", "SIGUSR1", "-d", "busybox", "/bin/sh", "-c", `trap 'echo "exit trapped"; exit 0' USR1; while true; do sleep 1; done`)
  563. containerID := strings.TrimSpace(out)
  564. assert.Assert(c, waitRun(containerID) == nil)
  565. dockerCmd(c, "stop", containerID)
  566. out, _ = dockerCmd(c, "logs", containerID)
  567. assert.Assert(c, strings.Contains(out, "exit trapped"), "Expected `exit trapped` in the log")
  568. }
  569. func (s *DockerSuite) TestRunSwapLessThanMemoryLimit(c *testing.T) {
  570. testRequires(c, memoryLimitSupport)
  571. testRequires(c, swapMemorySupport)
  572. out, _, err := dockerCmdWithError("run", "-m", "16m", "--memory-swap", "15m", "busybox", "echo", "test")
  573. expected := "Minimum memoryswap limit should be larger than memory limit"
  574. assert.ErrorContains(c, err, "")
  575. assert.Assert(c, strings.Contains(out, expected))
  576. }
  577. func (s *DockerSuite) TestRunInvalidCpusetCpusFlagValue(c *testing.T) {
  578. testRequires(c, cgroupCpuset, testEnv.IsLocalDaemon)
  579. sysInfo := sysinfo.New()
  580. cpus, err := parsers.ParseUintList(sysInfo.Cpus)
  581. assert.NilError(c, err)
  582. var invalid int
  583. for i := 0; i <= len(cpus)+1; i++ {
  584. if !cpus[i] {
  585. invalid = i
  586. break
  587. }
  588. }
  589. out, _, err := dockerCmdWithError("run", "--cpuset-cpus", strconv.Itoa(invalid), "busybox", "true")
  590. assert.ErrorContains(c, err, "")
  591. expected := fmt.Sprintf("Error response from daemon: Requested CPUs are not available - requested %s, available: %s", strconv.Itoa(invalid), sysInfo.Cpus)
  592. assert.Assert(c, strings.Contains(out, expected))
  593. }
  594. func (s *DockerSuite) TestRunInvalidCpusetMemsFlagValue(c *testing.T) {
  595. testRequires(c, cgroupCpuset)
  596. sysInfo := sysinfo.New()
  597. mems, err := parsers.ParseUintList(sysInfo.Mems)
  598. assert.NilError(c, err)
  599. var invalid int
  600. for i := 0; i <= len(mems)+1; i++ {
  601. if !mems[i] {
  602. invalid = i
  603. break
  604. }
  605. }
  606. out, _, err := dockerCmdWithError("run", "--cpuset-mems", strconv.Itoa(invalid), "busybox", "true")
  607. assert.ErrorContains(c, err, "")
  608. expected := fmt.Sprintf("Error response from daemon: Requested memory nodes are not available - requested %s, available: %s", strconv.Itoa(invalid), sysInfo.Mems)
  609. assert.Assert(c, strings.Contains(out, expected))
  610. }
  611. func (s *DockerSuite) TestRunInvalidCPUShares(c *testing.T) {
  612. testRequires(c, cpuShare, DaemonIsLinux)
  613. out, _, err := dockerCmdWithError("run", "--cpu-shares", "1", "busybox", "echo", "test")
  614. assert.ErrorContains(c, err, "", out)
  615. expected := "minimum allowed cpu-shares is 2"
  616. assert.Assert(c, strings.Contains(out, expected))
  617. out, _, err = dockerCmdWithError("run", "--cpu-shares", "-1", "busybox", "echo", "test")
  618. assert.ErrorContains(c, err, "", out)
  619. expected = "shares: invalid argument"
  620. assert.Assert(c, strings.Contains(out, expected))
  621. out, _, err = dockerCmdWithError("run", "--cpu-shares", "99999999", "busybox", "echo", "test")
  622. assert.ErrorContains(c, err, "", out)
  623. expected = "maximum allowed cpu-shares is"
  624. assert.Assert(c, strings.Contains(out, expected))
  625. }
  626. func (s *DockerSuite) TestRunWithDefaultShmSize(c *testing.T) {
  627. testRequires(c, DaemonIsLinux)
  628. name := "shm-default"
  629. out, _ := dockerCmd(c, "run", "--name", name, "busybox", "mount")
  630. shmRegex := regexp.MustCompile(`shm on /dev/shm type tmpfs(.*)size=65536k`)
  631. if !shmRegex.MatchString(out) {
  632. c.Fatalf("Expected shm of 64MB in mount command, got %v", out)
  633. }
  634. shmSize := inspectField(c, name, "HostConfig.ShmSize")
  635. assert.Equal(c, shmSize, "67108864")
  636. }
  637. func (s *DockerSuite) TestRunWithShmSize(c *testing.T) {
  638. testRequires(c, DaemonIsLinux)
  639. name := "shm"
  640. out, _ := dockerCmd(c, "run", "--name", name, "--shm-size=1G", "busybox", "mount")
  641. shmRegex := regexp.MustCompile(`shm on /dev/shm type tmpfs(.*)size=1048576k`)
  642. if !shmRegex.MatchString(out) {
  643. c.Fatalf("Expected shm of 1GB in mount command, got %v", out)
  644. }
  645. shmSize := inspectField(c, name, "HostConfig.ShmSize")
  646. assert.Equal(c, shmSize, "1073741824")
  647. }
  648. func (s *DockerSuite) TestRunTmpfsMountsEnsureOrdered(c *testing.T) {
  649. tmpFile, err := os.CreateTemp("", "test")
  650. assert.NilError(c, err)
  651. defer tmpFile.Close()
  652. out, _ := dockerCmd(c, "run", "--tmpfs", "/run", "-v", tmpFile.Name()+":/run/test", "busybox", "ls", "/run")
  653. assert.Assert(c, strings.Contains(out, "test"))
  654. }
  655. func (s *DockerSuite) TestRunTmpfsMounts(c *testing.T) {
  656. // TODO Windows (Post TP5): This test cannot run on a Windows daemon as
  657. // Windows does not support tmpfs mounts.
  658. testRequires(c, DaemonIsLinux)
  659. if out, _, err := dockerCmdWithError("run", "--tmpfs", "/run", "busybox", "touch", "/run/somefile"); err != nil {
  660. c.Fatalf("/run directory not mounted on tmpfs %q %s", err, out)
  661. }
  662. if out, _, err := dockerCmdWithError("run", "--tmpfs", "/run:noexec", "busybox", "touch", "/run/somefile"); err != nil {
  663. c.Fatalf("/run directory not mounted on tmpfs %q %s", err, out)
  664. }
  665. if out, _, err := dockerCmdWithError("run", "--tmpfs", "/run:noexec,nosuid,rw,size=5k,mode=700", "busybox", "touch", "/run/somefile"); err != nil {
  666. c.Fatalf("/run failed to mount on tmpfs with valid options %q %s", err, out)
  667. }
  668. if _, _, err := dockerCmdWithError("run", "--tmpfs", "/run:foobar", "busybox", "touch", "/run/somefile"); err == nil {
  669. c.Fatalf("/run mounted on tmpfs when it should have vailed within invalid mount option")
  670. }
  671. if _, _, err := dockerCmdWithError("run", "--tmpfs", "/run", "-v", "/run:/run", "busybox", "touch", "/run/somefile"); err == nil {
  672. c.Fatalf("Should have generated an error saying Duplicate mount points")
  673. }
  674. }
  675. func (s *DockerSuite) TestRunTmpfsMountsOverrideImageVolumes(c *testing.T) {
  676. name := "img-with-volumes"
  677. buildImageSuccessfully(c, name, build.WithDockerfile(`
  678. FROM busybox
  679. VOLUME /run
  680. RUN touch /run/stuff
  681. `))
  682. out, _ := dockerCmd(c, "run", "--tmpfs", "/run", name, "ls", "/run")
  683. assert.Assert(c, !strings.Contains(out, "stuff"))
  684. }
  685. // Test case for #22420
  686. func (s *DockerSuite) TestRunTmpfsMountsWithOptions(c *testing.T) {
  687. testRequires(c, DaemonIsLinux)
  688. expectedOptions := []string{"rw", "nosuid", "nodev", "noexec", "relatime"}
  689. out, _ := dockerCmd(c, "run", "--tmpfs", "/tmp", "busybox", "sh", "-c", "mount | grep 'tmpfs on /tmp'")
  690. for _, option := range expectedOptions {
  691. assert.Assert(c, strings.Contains(out, option))
  692. }
  693. assert.Assert(c, !strings.Contains(out, "size="))
  694. expectedOptions = []string{"rw", "nosuid", "nodev", "noexec", "relatime"}
  695. out, _ = dockerCmd(c, "run", "--tmpfs", "/tmp:rw", "busybox", "sh", "-c", "mount | grep 'tmpfs on /tmp'")
  696. for _, option := range expectedOptions {
  697. assert.Assert(c, strings.Contains(out, option))
  698. }
  699. assert.Assert(c, !strings.Contains(out, "size="))
  700. expectedOptions = []string{"rw", "nosuid", "nodev", "relatime", "size=8192k"}
  701. out, _ = dockerCmd(c, "run", "--tmpfs", "/tmp:rw,exec,size=8192k", "busybox", "sh", "-c", "mount | grep 'tmpfs on /tmp'")
  702. for _, option := range expectedOptions {
  703. assert.Assert(c, strings.Contains(out, option))
  704. }
  705. expectedOptions = []string{"rw", "nosuid", "nodev", "noexec", "relatime", "size=4096k"}
  706. out, _ = dockerCmd(c, "run", "--tmpfs", "/tmp:rw,size=8192k,exec,size=4096k,noexec", "busybox", "sh", "-c", "mount | grep 'tmpfs on /tmp'")
  707. for _, option := range expectedOptions {
  708. assert.Assert(c, strings.Contains(out, option))
  709. }
  710. // We use debian:bullseye-slim as there is no findmnt in busybox. Also the output will be in the format of
  711. // TARGET PROPAGATION
  712. // /tmp shared
  713. // so we only capture `shared` here.
  714. expectedOptions = []string{"shared"}
  715. out, _ = dockerCmd(c, "run", "--tmpfs", "/tmp:shared", "debian:bullseye-slim", "findmnt", "-o", "TARGET,PROPAGATION", "/tmp")
  716. for _, option := range expectedOptions {
  717. assert.Assert(c, strings.Contains(out, option))
  718. }
  719. }
  720. func (s *DockerSuite) TestRunSysctls(c *testing.T) {
  721. testRequires(c, DaemonIsLinux)
  722. var err error
  723. out, _ := dockerCmd(c, "run", "--sysctl", "net.ipv4.ip_forward=1", "--name", "test", "busybox", "cat", "/proc/sys/net/ipv4/ip_forward")
  724. assert.Equal(c, strings.TrimSpace(out), "1")
  725. out = inspectFieldJSON(c, "test", "HostConfig.Sysctls")
  726. sysctls := make(map[string]string)
  727. err = json.Unmarshal([]byte(out), &sysctls)
  728. assert.NilError(c, err)
  729. assert.Equal(c, sysctls["net.ipv4.ip_forward"], "1")
  730. out, _ = dockerCmd(c, "run", "--sysctl", "net.ipv4.ip_forward=0", "--name", "test1", "busybox", "cat", "/proc/sys/net/ipv4/ip_forward")
  731. assert.Equal(c, strings.TrimSpace(out), "0")
  732. out = inspectFieldJSON(c, "test1", "HostConfig.Sysctls")
  733. err = json.Unmarshal([]byte(out), &sysctls)
  734. assert.NilError(c, err)
  735. assert.Equal(c, sysctls["net.ipv4.ip_forward"], "0")
  736. icmd.RunCommand(dockerBinary, "run", "--sysctl", "kernel.foobar=1", "--name", "test2",
  737. "busybox", "cat", "/proc/sys/kernel/foobar").Assert(c, icmd.Expected{
  738. ExitCode: 125,
  739. Err: "invalid argument",
  740. })
  741. }
  742. // TestRunSeccompProfileDenyUnshare checks that 'docker run --security-opt seccomp=/tmp/profile.json debian:bullseye-slim unshare' exits with operation not permitted.
  743. func (s *DockerSuite) TestRunSeccompProfileDenyUnshare(c *testing.T) {
  744. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, NotArm, Apparmor)
  745. jsonData := `{
  746. "defaultAction": "SCMP_ACT_ALLOW",
  747. "syscalls": [
  748. {
  749. "name": "unshare",
  750. "action": "SCMP_ACT_ERRNO"
  751. }
  752. ]
  753. }`
  754. tmpFile, err := os.CreateTemp("", "profile.json")
  755. if err != nil {
  756. c.Fatal(err)
  757. }
  758. defer tmpFile.Close()
  759. if _, err := tmpFile.Write([]byte(jsonData)); err != nil {
  760. c.Fatal(err)
  761. }
  762. icmd.RunCommand(dockerBinary, "run", "--security-opt", "apparmor=unconfined",
  763. "--security-opt", "seccomp="+tmpFile.Name(),
  764. "debian:bullseye-slim", "unshare", "-p", "-m", "-f", "-r", "mount", "-t", "proc", "none", "/proc").Assert(c, icmd.Expected{
  765. ExitCode: 1,
  766. Err: "Operation not permitted",
  767. })
  768. }
  769. // TestRunSeccompProfileDenyChmod checks that 'docker run --security-opt seccomp=/tmp/profile.json busybox chmod 400 /etc/hostname' exits with operation not permitted.
  770. func (s *DockerSuite) TestRunSeccompProfileDenyChmod(c *testing.T) {
  771. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled)
  772. jsonData := `{
  773. "defaultAction": "SCMP_ACT_ALLOW",
  774. "syscalls": [
  775. {
  776. "name": "chmod",
  777. "action": "SCMP_ACT_ERRNO"
  778. },
  779. {
  780. "name":"fchmod",
  781. "action": "SCMP_ACT_ERRNO"
  782. },
  783. {
  784. "name": "fchmodat",
  785. "action":"SCMP_ACT_ERRNO"
  786. }
  787. ]
  788. }`
  789. tmpFile, err := os.CreateTemp("", "profile.json")
  790. assert.NilError(c, err)
  791. defer tmpFile.Close()
  792. if _, err := tmpFile.Write([]byte(jsonData)); err != nil {
  793. c.Fatal(err)
  794. }
  795. icmd.RunCommand(dockerBinary, "run", "--security-opt", "seccomp="+tmpFile.Name(),
  796. "busybox", "chmod", "400", "/etc/hostname").Assert(c, icmd.Expected{
  797. ExitCode: 1,
  798. Err: "Operation not permitted",
  799. })
  800. }
  801. // TestRunSeccompProfileDenyUnshareUserns checks that 'docker run debian:bullseye-slim unshare --map-root-user --user sh -c whoami' with a specific profile to
  802. // deny unshare of a userns exits with operation not permitted.
  803. func (s *DockerSuite) TestRunSeccompProfileDenyUnshareUserns(c *testing.T) {
  804. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, NotArm, Apparmor)
  805. // from sched.h
  806. jsonData := fmt.Sprintf(`{
  807. "defaultAction": "SCMP_ACT_ALLOW",
  808. "syscalls": [
  809. {
  810. "name": "unshare",
  811. "action": "SCMP_ACT_ERRNO",
  812. "args": [
  813. {
  814. "index": 0,
  815. "value": %d,
  816. "op": "SCMP_CMP_EQ"
  817. }
  818. ]
  819. }
  820. ]
  821. }`, uint64(0x10000000))
  822. tmpFile, err := os.CreateTemp("", "profile.json")
  823. if err != nil {
  824. c.Fatal(err)
  825. }
  826. defer tmpFile.Close()
  827. if _, err := tmpFile.Write([]byte(jsonData)); err != nil {
  828. c.Fatal(err)
  829. }
  830. icmd.RunCommand(dockerBinary, "run",
  831. "--security-opt", "apparmor=unconfined", "--security-opt", "seccomp="+tmpFile.Name(),
  832. "debian:bullseye-slim", "unshare", "--map-root-user", "--user", "sh", "-c", "whoami").Assert(c, icmd.Expected{
  833. ExitCode: 1,
  834. Err: "Operation not permitted",
  835. })
  836. }
  837. // TestRunSeccompProfileDenyCloneUserns checks that 'docker run syscall-test'
  838. // with a the default seccomp profile exits with operation not permitted.
  839. func (s *DockerSuite) TestRunSeccompProfileDenyCloneUserns(c *testing.T) {
  840. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled)
  841. ensureSyscallTest(c)
  842. icmd.RunCommand(dockerBinary, "run", "syscall-test", "userns-test", "id").Assert(c, icmd.Expected{
  843. ExitCode: 1,
  844. Err: "clone failed: Operation not permitted",
  845. })
  846. }
  847. // TestRunSeccompUnconfinedCloneUserns checks that
  848. // 'docker run --security-opt seccomp=unconfined syscall-test' allows creating a userns.
  849. func (s *DockerSuite) TestRunSeccompUnconfinedCloneUserns(c *testing.T) {
  850. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, UserNamespaceInKernel, NotUserNamespace, unprivilegedUsernsClone)
  851. ensureSyscallTest(c)
  852. // make sure running w privileged is ok
  853. icmd.RunCommand(dockerBinary, "run", "--security-opt", "seccomp=unconfined",
  854. "syscall-test", "userns-test", "id").Assert(c, icmd.Expected{
  855. Out: "nobody",
  856. })
  857. }
  858. // TestRunSeccompAllowPrivCloneUserns checks that 'docker run --privileged syscall-test'
  859. // allows creating a userns.
  860. func (s *DockerSuite) TestRunSeccompAllowPrivCloneUserns(c *testing.T) {
  861. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, UserNamespaceInKernel, NotUserNamespace)
  862. ensureSyscallTest(c)
  863. // make sure running w privileged is ok
  864. icmd.RunCommand(dockerBinary, "run", "--privileged", "syscall-test", "userns-test", "id").Assert(c, icmd.Expected{
  865. Out: "nobody",
  866. })
  867. }
  868. // TestRunSeccompProfileAllow32Bit checks that 32 bit code can run on x86_64
  869. // with the default seccomp profile.
  870. func (s *DockerSuite) TestRunSeccompProfileAllow32Bit(c *testing.T) {
  871. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, IsAmd64)
  872. ensureSyscallTest(c)
  873. icmd.RunCommand(dockerBinary, "run", "syscall-test", "exit32-test").Assert(c, icmd.Success)
  874. }
  875. // TestRunSeccompAllowSetrlimit checks that 'docker run debian:bullseye-slim ulimit -v 1048510' succeeds.
  876. func (s *DockerSuite) TestRunSeccompAllowSetrlimit(c *testing.T) {
  877. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled)
  878. // ulimit uses setrlimit, so we want to make sure we don't break it
  879. icmd.RunCommand(dockerBinary, "run", "debian:bullseye-slim", "bash", "-c", "ulimit -v 1048510").Assert(c, icmd.Success)
  880. }
  881. func (s *DockerSuite) TestRunSeccompDefaultProfileAcct(c *testing.T) {
  882. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, NotUserNamespace)
  883. ensureSyscallTest(c)
  884. out, _, err := dockerCmdWithError("run", "syscall-test", "acct-test")
  885. if err == nil || !strings.Contains(out, "Operation not permitted") {
  886. c.Fatalf("test 0: expected Operation not permitted, got: %s", out)
  887. }
  888. out, _, err = dockerCmdWithError("run", "--cap-add", "sys_admin", "syscall-test", "acct-test")
  889. if err == nil || !strings.Contains(out, "Operation not permitted") {
  890. c.Fatalf("test 1: expected Operation not permitted, got: %s", out)
  891. }
  892. out, _, err = dockerCmdWithError("run", "--cap-add", "sys_pacct", "syscall-test", "acct-test")
  893. if err == nil || !strings.Contains(out, "No such file or directory") {
  894. c.Fatalf("test 2: expected No such file or directory, got: %s", out)
  895. }
  896. out, _, err = dockerCmdWithError("run", "--cap-add", "ALL", "syscall-test", "acct-test")
  897. if err == nil || !strings.Contains(out, "No such file or directory") {
  898. c.Fatalf("test 3: expected No such file or directory, got: %s", out)
  899. }
  900. out, _, err = dockerCmdWithError("run", "--cap-drop", "ALL", "--cap-add", "sys_pacct", "syscall-test", "acct-test")
  901. if err == nil || !strings.Contains(out, "No such file or directory") {
  902. c.Fatalf("test 4: expected No such file or directory, got: %s", out)
  903. }
  904. }
  905. func (s *DockerSuite) TestRunSeccompDefaultProfileNS(c *testing.T) {
  906. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled, NotUserNamespace)
  907. ensureSyscallTest(c)
  908. out, _, err := dockerCmdWithError("run", "syscall-test", "ns-test", "echo", "hello0")
  909. if err == nil || !strings.Contains(out, "Operation not permitted") {
  910. c.Fatalf("test 0: expected Operation not permitted, got: %s", out)
  911. }
  912. out, _, err = dockerCmdWithError("run", "--cap-add", "sys_admin", "syscall-test", "ns-test", "echo", "hello1")
  913. if err != nil || !strings.Contains(out, "hello1") {
  914. c.Fatalf("test 1: expected hello1, got: %s, %v", out, err)
  915. }
  916. out, _, err = dockerCmdWithError("run", "--cap-drop", "all", "--cap-add", "sys_admin", "syscall-test", "ns-test", "echo", "hello2")
  917. if err != nil || !strings.Contains(out, "hello2") {
  918. c.Fatalf("test 2: expected hello2, got: %s, %v", out, err)
  919. }
  920. out, _, err = dockerCmdWithError("run", "--cap-add", "ALL", "syscall-test", "ns-test", "echo", "hello3")
  921. if err != nil || !strings.Contains(out, "hello3") {
  922. c.Fatalf("test 3: expected hello3, got: %s, %v", out, err)
  923. }
  924. out, _, err = dockerCmdWithError("run", "--cap-add", "ALL", "--security-opt", "seccomp=unconfined", "syscall-test", "acct-test")
  925. if err == nil || !strings.Contains(out, "No such file or directory") {
  926. c.Fatalf("test 4: expected No such file or directory, got: %s", out)
  927. }
  928. out, _, err = dockerCmdWithError("run", "--cap-add", "ALL", "--security-opt", "seccomp=unconfined", "syscall-test", "ns-test", "echo", "hello4")
  929. if err != nil || !strings.Contains(out, "hello4") {
  930. c.Fatalf("test 5: expected hello4, got: %s, %v", out, err)
  931. }
  932. }
  933. // TestRunNoNewPrivSetuid checks that --security-opt='no-new-privileges=true' prevents
  934. // effective uid transitions on executing setuid binaries.
  935. func (s *DockerSuite) TestRunNoNewPrivSetuid(c *testing.T) {
  936. testRequires(c, DaemonIsLinux, NotUserNamespace, testEnv.IsLocalDaemon)
  937. ensureNNPTest(c)
  938. // test that running a setuid binary results in no effective uid transition
  939. icmd.RunCommand(dockerBinary, "run", "--security-opt", "no-new-privileges=true", "--user", "1000",
  940. "nnp-test", "/usr/bin/nnp-test").Assert(c, icmd.Expected{
  941. Out: "EUID=1000",
  942. })
  943. }
  944. // TestLegacyRunNoNewPrivSetuid checks that --security-opt=no-new-privileges prevents
  945. // effective uid transitions on executing setuid binaries.
  946. func (s *DockerSuite) TestLegacyRunNoNewPrivSetuid(c *testing.T) {
  947. testRequires(c, DaemonIsLinux, NotUserNamespace, testEnv.IsLocalDaemon)
  948. ensureNNPTest(c)
  949. // test that running a setuid binary results in no effective uid transition
  950. icmd.RunCommand(dockerBinary, "run", "--security-opt", "no-new-privileges", "--user", "1000",
  951. "nnp-test", "/usr/bin/nnp-test").Assert(c, icmd.Expected{
  952. Out: "EUID=1000",
  953. })
  954. }
  955. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesChown(c *testing.T) {
  956. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  957. ensureSyscallTest(c)
  958. // test that a root user has default capability CAP_CHOWN
  959. dockerCmd(c, "run", "busybox", "chown", "100", "/tmp")
  960. // test that non root user does not have default capability CAP_CHOWN
  961. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "busybox", "chown", "100", "/tmp").Assert(c, icmd.Expected{
  962. ExitCode: 1,
  963. Err: "Operation not permitted",
  964. })
  965. // test that root user can drop default capability CAP_CHOWN
  966. icmd.RunCommand(dockerBinary, "run", "--cap-drop", "chown", "busybox", "chown", "100", "/tmp").Assert(c, icmd.Expected{
  967. ExitCode: 1,
  968. Err: "Operation not permitted",
  969. })
  970. }
  971. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesDacOverride(c *testing.T) {
  972. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  973. ensureSyscallTest(c)
  974. // test that a root user has default capability CAP_DAC_OVERRIDE
  975. dockerCmd(c, "run", "busybox", "sh", "-c", "echo test > /etc/passwd")
  976. // test that non root user does not have default capability CAP_DAC_OVERRIDE
  977. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "busybox", "sh", "-c", "echo test > /etc/passwd").Assert(c, icmd.Expected{
  978. ExitCode: 1,
  979. Err: "Permission denied",
  980. })
  981. }
  982. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesFowner(c *testing.T) {
  983. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  984. ensureSyscallTest(c)
  985. // test that a root user has default capability CAP_FOWNER
  986. dockerCmd(c, "run", "busybox", "chmod", "777", "/etc/passwd")
  987. // test that non root user does not have default capability CAP_FOWNER
  988. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "busybox", "chmod", "777", "/etc/passwd").Assert(c, icmd.Expected{
  989. ExitCode: 1,
  990. Err: "Operation not permitted",
  991. })
  992. // TODO test that root user can drop default capability CAP_FOWNER
  993. }
  994. // TODO CAP_KILL
  995. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesSetuid(c *testing.T) {
  996. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  997. ensureSyscallTest(c)
  998. // test that a root user has default capability CAP_SETUID
  999. dockerCmd(c, "run", "syscall-test", "setuid-test")
  1000. // test that non root user does not have default capability CAP_SETUID
  1001. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "syscall-test", "setuid-test").Assert(c, icmd.Expected{
  1002. ExitCode: 1,
  1003. Err: "Operation not permitted",
  1004. })
  1005. // test that root user can drop default capability CAP_SETUID
  1006. icmd.RunCommand(dockerBinary, "run", "--cap-drop", "setuid", "syscall-test", "setuid-test").Assert(c, icmd.Expected{
  1007. ExitCode: 1,
  1008. Err: "Operation not permitted",
  1009. })
  1010. }
  1011. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesSetgid(c *testing.T) {
  1012. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  1013. ensureSyscallTest(c)
  1014. // test that a root user has default capability CAP_SETGID
  1015. dockerCmd(c, "run", "syscall-test", "setgid-test")
  1016. // test that non root user does not have default capability CAP_SETGID
  1017. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "syscall-test", "setgid-test").Assert(c, icmd.Expected{
  1018. ExitCode: 1,
  1019. Err: "Operation not permitted",
  1020. })
  1021. // test that root user can drop default capability CAP_SETGID
  1022. icmd.RunCommand(dockerBinary, "run", "--cap-drop", "setgid", "syscall-test", "setgid-test").Assert(c, icmd.Expected{
  1023. ExitCode: 1,
  1024. Err: "Operation not permitted",
  1025. })
  1026. }
  1027. // TODO CAP_SETPCAP
  1028. // sysctlExists checks if a sysctl exists; runc will error if we add any that do not actually
  1029. // exist, so do not add the default ones if running on an old kernel.
  1030. func sysctlExists(s string) bool {
  1031. f := filepath.Join("/proc", "sys", strings.ReplaceAll(s, ".", "/"))
  1032. _, err := os.Stat(f)
  1033. return err == nil
  1034. }
  1035. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesNetBindService(c *testing.T) {
  1036. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  1037. ensureSyscallTest(c)
  1038. // test that a root user has default capability CAP_NET_BIND_SERVICE
  1039. dockerCmd(c, "run", "syscall-test", "socket-test")
  1040. // test that non root user does not have default capability CAP_NET_BIND_SERVICE
  1041. // as we allow this via sysctl, also tweak the sysctl back to default
  1042. args := []string{"run", "--user", "1000:1000"}
  1043. if sysctlExists("net.ipv4.ip_unprivileged_port_start") {
  1044. args = append(args, "--sysctl", "net.ipv4.ip_unprivileged_port_start=1024")
  1045. }
  1046. args = append(args, "syscall-test", "socket-test")
  1047. icmd.RunCommand(dockerBinary, args...).Assert(c, icmd.Expected{
  1048. ExitCode: 1,
  1049. Err: "Permission denied",
  1050. })
  1051. // test that root user can drop default capability CAP_NET_BIND_SERVICE
  1052. args = []string{"run", "--cap-drop", "net_bind_service"}
  1053. if sysctlExists("net.ipv4.ip_unprivileged_port_start") {
  1054. args = append(args, "--sysctl", "net.ipv4.ip_unprivileged_port_start=1024")
  1055. }
  1056. args = append(args, "syscall-test", "socket-test")
  1057. icmd.RunCommand(dockerBinary, args...).Assert(c, icmd.Expected{
  1058. ExitCode: 1,
  1059. Err: "Permission denied",
  1060. })
  1061. }
  1062. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesNetRaw(c *testing.T) {
  1063. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  1064. ensureSyscallTest(c)
  1065. // test that a root user has default capability CAP_NET_RAW
  1066. dockerCmd(c, "run", "syscall-test", "raw-test")
  1067. // test that non root user does not have default capability CAP_NET_RAW
  1068. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "syscall-test", "raw-test").Assert(c, icmd.Expected{
  1069. ExitCode: 1,
  1070. Err: "Operation not permitted",
  1071. })
  1072. // test that root user can drop default capability CAP_NET_RAW
  1073. icmd.RunCommand(dockerBinary, "run", "--cap-drop", "net_raw", "syscall-test", "raw-test").Assert(c, icmd.Expected{
  1074. ExitCode: 1,
  1075. Err: "Operation not permitted",
  1076. })
  1077. }
  1078. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesChroot(c *testing.T) {
  1079. testRequires(c, DaemonIsLinux, testEnv.IsLocalDaemon)
  1080. ensureSyscallTest(c)
  1081. // test that a root user has default capability CAP_SYS_CHROOT
  1082. dockerCmd(c, "run", "busybox", "chroot", "/", "/bin/true")
  1083. // test that non root user does not have default capability CAP_SYS_CHROOT
  1084. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "busybox", "chroot", "/", "/bin/true").Assert(c, icmd.Expected{
  1085. ExitCode: 1,
  1086. Err: "Operation not permitted",
  1087. })
  1088. // test that root user can drop default capability CAP_SYS_CHROOT
  1089. icmd.RunCommand(dockerBinary, "run", "--cap-drop", "sys_chroot", "busybox", "chroot", "/", "/bin/true").Assert(c, icmd.Expected{
  1090. ExitCode: 1,
  1091. Err: "Operation not permitted",
  1092. })
  1093. }
  1094. func (s *DockerSuite) TestUserNoEffectiveCapabilitiesMknod(c *testing.T) {
  1095. testRequires(c, DaemonIsLinux, NotUserNamespace, testEnv.IsLocalDaemon)
  1096. ensureSyscallTest(c)
  1097. // test that a root user has default capability CAP_MKNOD
  1098. dockerCmd(c, "run", "busybox", "mknod", "/tmp/node", "b", "1", "2")
  1099. // test that non root user does not have default capability CAP_MKNOD
  1100. // test that root user can drop default capability CAP_SYS_CHROOT
  1101. icmd.RunCommand(dockerBinary, "run", "--user", "1000:1000", "busybox", "mknod", "/tmp/node", "b", "1", "2").Assert(c, icmd.Expected{
  1102. ExitCode: 1,
  1103. Err: "Operation not permitted",
  1104. })
  1105. // test that root user can drop default capability CAP_MKNOD
  1106. icmd.RunCommand(dockerBinary, "run", "--cap-drop", "mknod", "busybox", "mknod", "/tmp/node", "b", "1", "2").Assert(c, icmd.Expected{
  1107. ExitCode: 1,
  1108. Err: "Operation not permitted",
  1109. })
  1110. }
  1111. // TODO CAP_AUDIT_WRITE
  1112. // TODO CAP_SETFCAP
  1113. func (s *DockerSuite) TestRunApparmorProcDirectory(c *testing.T) {
  1114. testRequires(c, testEnv.IsLocalDaemon, Apparmor)
  1115. // running w seccomp unconfined tests the apparmor profile
  1116. result := icmd.RunCommand(dockerBinary, "run", "--security-opt", "seccomp=unconfined", "busybox", "chmod", "777", "/proc/1/cgroup")
  1117. result.Assert(c, icmd.Expected{ExitCode: 1})
  1118. if !(strings.Contains(result.Combined(), "Permission denied") || strings.Contains(result.Combined(), "Operation not permitted")) {
  1119. c.Fatalf("expected chmod 777 /proc/1/cgroup to fail, got %s: %v", result.Combined(), result.Error)
  1120. }
  1121. result = icmd.RunCommand(dockerBinary, "run", "--security-opt", "seccomp=unconfined", "busybox", "chmod", "777", "/proc/1/attr/current")
  1122. result.Assert(c, icmd.Expected{ExitCode: 1})
  1123. if !(strings.Contains(result.Combined(), "Permission denied") || strings.Contains(result.Combined(), "Operation not permitted")) {
  1124. c.Fatalf("expected chmod 777 /proc/1/attr/current to fail, got %s: %v", result.Combined(), result.Error)
  1125. }
  1126. }
  1127. // make sure the default profile can be successfully parsed (using unshare as it is
  1128. // something which we know is blocked in the default profile)
  1129. func (s *DockerSuite) TestRunSeccompWithDefaultProfile(c *testing.T) {
  1130. testRequires(c, testEnv.IsLocalDaemon, seccompEnabled)
  1131. out, _, err := dockerCmdWithError("run", "--security-opt", "seccomp=../profiles/seccomp/default.json", "debian:bullseye-slim", "unshare", "--map-root-user", "--user", "sh", "-c", "whoami")
  1132. assert.ErrorContains(c, err, "", out)
  1133. assert.Equal(c, strings.TrimSpace(out), "unshare: unshare failed: Operation not permitted")
  1134. }
  1135. // TestRunDeviceSymlink checks run with device that follows symlink (#13840 and #22271)
  1136. func (s *DockerSuite) TestRunDeviceSymlink(c *testing.T) {
  1137. testRequires(c, DaemonIsLinux, NotUserNamespace, NotArm, testEnv.IsLocalDaemon)
  1138. if _, err := os.Stat("/dev/zero"); err != nil {
  1139. c.Skip("Host does not have /dev/zero")
  1140. }
  1141. // Create a temporary directory to create symlink
  1142. tmpDir, err := os.MkdirTemp("", "docker_device_follow_symlink_tests")
  1143. assert.NilError(c, err)
  1144. defer os.RemoveAll(tmpDir)
  1145. // Create a symbolic link to /dev/zero
  1146. symZero := filepath.Join(tmpDir, "zero")
  1147. err = os.Symlink("/dev/zero", symZero)
  1148. assert.NilError(c, err)
  1149. // Create a temporary file "temp" inside tmpDir, write some data to "tmpDir/temp",
  1150. // then create a symlink "tmpDir/file" to the temporary file "tmpDir/temp".
  1151. tmpFile := filepath.Join(tmpDir, "temp")
  1152. err = os.WriteFile(tmpFile, []byte("temp"), 0666)
  1153. assert.NilError(c, err)
  1154. symFile := filepath.Join(tmpDir, "file")
  1155. err = os.Symlink(tmpFile, symFile)
  1156. assert.NilError(c, err)
  1157. // Create a symbolic link to /dev/zero, this time with a relative path (#22271)
  1158. err = os.Symlink("zero", "/dev/symzero")
  1159. if err != nil {
  1160. c.Fatal("/dev/symzero creation failed")
  1161. }
  1162. // We need to remove this symbolic link here as it is created in /dev/, not temporary directory as above
  1163. defer os.Remove("/dev/symzero")
  1164. // md5sum of 'dd if=/dev/zero bs=4K count=8' is bb7df04e1b0a2570657527a7e108ae23
  1165. out, _ := dockerCmd(c, "run", "--device", symZero+":/dev/symzero", "busybox", "sh", "-c", "dd if=/dev/symzero bs=4K count=8 | md5sum")
  1166. assert.Assert(c, strings.Contains(strings.Trim(out, "\r\n"), "bb7df04e1b0a2570657527a7e108ae23"), "expected output bb7df04e1b0a2570657527a7e108ae23")
  1167. // symlink "tmpDir/file" to a file "tmpDir/temp" will result in an error as it is not a device.
  1168. out, _, err = dockerCmdWithError("run", "--device", symFile+":/dev/symzero", "busybox", "sh", "-c", "dd if=/dev/symzero bs=4K count=8 | md5sum")
  1169. assert.ErrorContains(c, err, "")
  1170. assert.Assert(c, strings.Contains(strings.Trim(out, "\r\n"), "not a device node"), "expected output 'not a device node'")
  1171. // md5sum of 'dd if=/dev/zero bs=4K count=8' is bb7df04e1b0a2570657527a7e108ae23 (this time check with relative path backed, see #22271)
  1172. out, _ = dockerCmd(c, "run", "--device", "/dev/symzero:/dev/symzero", "busybox", "sh", "-c", "dd if=/dev/symzero bs=4K count=8 | md5sum")
  1173. assert.Assert(c, strings.Contains(strings.Trim(out, "\r\n"), "bb7df04e1b0a2570657527a7e108ae23"), "expected output bb7df04e1b0a2570657527a7e108ae23")
  1174. }
  1175. // TestRunPIDsLimit makes sure the pids cgroup is set with --pids-limit
  1176. func (s *DockerSuite) TestRunPIDsLimit(c *testing.T) {
  1177. testRequires(c, testEnv.IsLocalDaemon, pidsLimit)
  1178. file := "/sys/fs/cgroup/pids/pids.max"
  1179. out, _ := dockerCmd(c, "run", "--name", "skittles", "--pids-limit", "4", "busybox", "cat", file)
  1180. assert.Equal(c, strings.TrimSpace(out), "4")
  1181. out = inspectField(c, "skittles", "HostConfig.PidsLimit")
  1182. assert.Equal(c, out, "4", "setting the pids limit failed")
  1183. }
  1184. func (s *DockerSuite) TestRunPrivilegedAllowedDevices(c *testing.T) {
  1185. testRequires(c, DaemonIsLinux, NotUserNamespace)
  1186. file := "/sys/fs/cgroup/devices/devices.list"
  1187. out, _ := dockerCmd(c, "run", "--privileged", "busybox", "cat", file)
  1188. c.Logf("out: %q", out)
  1189. assert.Equal(c, strings.TrimSpace(out), "a *:* rwm")
  1190. }
  1191. func (s *DockerSuite) TestRunUserDeviceAllowed(c *testing.T) {
  1192. testRequires(c, DaemonIsLinux)
  1193. fi, err := os.Stat("/dev/snd/timer")
  1194. if err != nil {
  1195. c.Skip("Host does not have /dev/snd/timer")
  1196. }
  1197. stat, ok := fi.Sys().(*syscall.Stat_t)
  1198. if !ok {
  1199. c.Skip("Could not stat /dev/snd/timer")
  1200. }
  1201. file := "/sys/fs/cgroup/devices/devices.list"
  1202. out, _ := dockerCmd(c, "run", "--device", "/dev/snd/timer:w", "busybox", "cat", file)
  1203. assert.Assert(c, strings.Contains(out, fmt.Sprintf("c %d:%d w", stat.Rdev/256, stat.Rdev%256)))
  1204. }
  1205. func (s *DockerDaemonSuite) TestRunSeccompJSONNewFormat(c *testing.T) {
  1206. testRequires(c, seccompEnabled)
  1207. s.d.StartWithBusybox(c)
  1208. jsonData := `{
  1209. "defaultAction": "SCMP_ACT_ALLOW",
  1210. "syscalls": [
  1211. {
  1212. "names": ["chmod", "fchmod", "fchmodat"],
  1213. "action": "SCMP_ACT_ERRNO"
  1214. }
  1215. ]
  1216. }`
  1217. tmpFile, err := os.CreateTemp("", "profile.json")
  1218. assert.NilError(c, err)
  1219. defer tmpFile.Close()
  1220. _, err = tmpFile.Write([]byte(jsonData))
  1221. assert.NilError(c, err)
  1222. out, err := s.d.Cmd("run", "--security-opt", "seccomp="+tmpFile.Name(), "busybox", "chmod", "777", ".")
  1223. assert.ErrorContains(c, err, "")
  1224. assert.Assert(c, strings.Contains(out, "Operation not permitted"))
  1225. }
  1226. func (s *DockerDaemonSuite) TestRunSeccompJSONNoNameAndNames(c *testing.T) {
  1227. testRequires(c, seccompEnabled)
  1228. s.d.StartWithBusybox(c)
  1229. jsonData := `{
  1230. "defaultAction": "SCMP_ACT_ALLOW",
  1231. "syscalls": [
  1232. {
  1233. "name": "chmod",
  1234. "names": ["fchmod", "fchmodat"],
  1235. "action": "SCMP_ACT_ERRNO"
  1236. }
  1237. ]
  1238. }`
  1239. tmpFile, err := os.CreateTemp("", "profile.json")
  1240. assert.NilError(c, err)
  1241. defer tmpFile.Close()
  1242. _, err = tmpFile.Write([]byte(jsonData))
  1243. assert.NilError(c, err)
  1244. out, err := s.d.Cmd("run", "--security-opt", "seccomp="+tmpFile.Name(), "busybox", "chmod", "777", ".")
  1245. assert.ErrorContains(c, err, "")
  1246. assert.Assert(c, strings.Contains(out, "use either 'name' or 'names'"))
  1247. }
  1248. func (s *DockerDaemonSuite) TestRunSeccompJSONNoArchAndArchMap(c *testing.T) {
  1249. testRequires(c, seccompEnabled)
  1250. s.d.StartWithBusybox(c)
  1251. jsonData := `{
  1252. "archMap": [
  1253. {
  1254. "architecture": "SCMP_ARCH_X86_64",
  1255. "subArchitectures": [
  1256. "SCMP_ARCH_X86",
  1257. "SCMP_ARCH_X32"
  1258. ]
  1259. }
  1260. ],
  1261. "architectures": [
  1262. "SCMP_ARCH_X32"
  1263. ],
  1264. "defaultAction": "SCMP_ACT_ALLOW",
  1265. "syscalls": [
  1266. {
  1267. "names": ["chmod", "fchmod", "fchmodat"],
  1268. "action": "SCMP_ACT_ERRNO"
  1269. }
  1270. ]
  1271. }`
  1272. tmpFile, err := os.CreateTemp("", "profile.json")
  1273. assert.NilError(c, err)
  1274. defer tmpFile.Close()
  1275. _, err = tmpFile.Write([]byte(jsonData))
  1276. assert.NilError(c, err)
  1277. out, err := s.d.Cmd("run", "--security-opt", "seccomp="+tmpFile.Name(), "busybox", "chmod", "777", ".")
  1278. assert.ErrorContains(c, err, "")
  1279. assert.Assert(c, strings.Contains(out, "use either 'architectures' or 'archMap'"))
  1280. }
  1281. func (s *DockerDaemonSuite) TestRunWithDaemonDefaultSeccompProfile(c *testing.T) {
  1282. testRequires(c, seccompEnabled)
  1283. s.d.StartWithBusybox(c)
  1284. // 1) verify I can run containers with the Docker default shipped profile which allows chmod
  1285. _, err := s.d.Cmd("run", "busybox", "chmod", "777", ".")
  1286. assert.NilError(c, err)
  1287. jsonData := `{
  1288. "defaultAction": "SCMP_ACT_ALLOW",
  1289. "syscalls": [
  1290. {
  1291. "name": "chmod",
  1292. "action": "SCMP_ACT_ERRNO"
  1293. },
  1294. {
  1295. "name": "fchmodat",
  1296. "action": "SCMP_ACT_ERRNO"
  1297. }
  1298. ]
  1299. }`
  1300. tmpFile, err := os.CreateTemp("", "profile.json")
  1301. assert.NilError(c, err)
  1302. defer tmpFile.Close()
  1303. _, err = tmpFile.Write([]byte(jsonData))
  1304. assert.NilError(c, err)
  1305. // 2) restart the daemon and add a custom seccomp profile in which we deny chmod
  1306. s.d.Restart(c, "--seccomp-profile="+tmpFile.Name())
  1307. out, err := s.d.Cmd("run", "busybox", "chmod", "777", ".")
  1308. assert.ErrorContains(c, err, "")
  1309. assert.Assert(c, strings.Contains(out, "Operation not permitted"))
  1310. }
  1311. func (s *DockerSuite) TestRunWithNanoCPUs(c *testing.T) {
  1312. testRequires(c, cpuCfsQuota, cpuCfsPeriod)
  1313. file1 := "/sys/fs/cgroup/cpu/cpu.cfs_quota_us"
  1314. file2 := "/sys/fs/cgroup/cpu/cpu.cfs_period_us"
  1315. out, _ := dockerCmd(c, "run", "--cpus", "0.5", "--name", "test", "busybox", "sh", "-c", fmt.Sprintf("cat %s && cat %s", file1, file2))
  1316. assert.Equal(c, strings.TrimSpace(out), "50000\n100000")
  1317. clt, err := client.NewClientWithOpts(client.FromEnv)
  1318. assert.NilError(c, err)
  1319. inspect, err := clt.ContainerInspect(context.Background(), "test")
  1320. assert.NilError(c, err)
  1321. assert.Equal(c, inspect.HostConfig.NanoCPUs, int64(500000000))
  1322. out = inspectField(c, "test", "HostConfig.CpuQuota")
  1323. assert.Equal(c, out, "0", "CPU CFS quota should be 0")
  1324. out = inspectField(c, "test", "HostConfig.CpuPeriod")
  1325. assert.Equal(c, out, "0", "CPU CFS period should be 0")
  1326. out, _, err = dockerCmdWithError("run", "--cpus", "0.5", "--cpu-quota", "50000", "--cpu-period", "100000", "busybox", "sh")
  1327. assert.ErrorContains(c, err, "")
  1328. assert.Assert(c, strings.Contains(out, "Conflicting options: Nano CPUs and CPU Period cannot both be set"))
  1329. }