docker_cli_build_test.go 87 KB

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  1. package main
  2. import (
  3. "archive/tar"
  4. "encoding/json"
  5. "fmt"
  6. "io/ioutil"
  7. "os"
  8. "os/exec"
  9. "path/filepath"
  10. "regexp"
  11. "strings"
  12. "testing"
  13. "time"
  14. "github.com/docker/docker/pkg/archive"
  15. )
  16. func TestBuildShCmdJSONEntrypoint(t *testing.T) {
  17. name := "testbuildshcmdjsonentrypoint"
  18. defer deleteImages(name)
  19. _, err := buildImage(
  20. name,
  21. `
  22. FROM busybox
  23. ENTRYPOINT ["/bin/echo"]
  24. CMD echo test
  25. `,
  26. true)
  27. if err != nil {
  28. t.Fatal(err)
  29. }
  30. out, _, err := runCommandWithOutput(
  31. exec.Command(
  32. dockerBinary,
  33. "run",
  34. name))
  35. if err != nil {
  36. t.Fatal(err)
  37. }
  38. if strings.TrimSpace(out) != "/bin/sh -c echo test" {
  39. t.Fatal("CMD did not contain /bin/sh -c")
  40. }
  41. logDone("build - CMD should always contain /bin/sh -c when specified without JSON")
  42. }
  43. func TestBuildEnvironmentReplacementUser(t *testing.T) {
  44. name := "testbuildenvironmentreplacement"
  45. defer deleteImages(name)
  46. _, err := buildImage(name, `
  47. FROM scratch
  48. ENV user foo
  49. USER ${user}
  50. `, true)
  51. if err != nil {
  52. t.Fatal(err)
  53. }
  54. res, err := inspectFieldJSON(name, "Config.User")
  55. if err != nil {
  56. t.Fatal(err)
  57. }
  58. if res != `"foo"` {
  59. t.Fatal("User foo from environment not in Config.User on image")
  60. }
  61. logDone("build - user environment replacement")
  62. }
  63. func TestBuildEnvironmentReplacementVolume(t *testing.T) {
  64. name := "testbuildenvironmentreplacement"
  65. defer deleteImages(name)
  66. _, err := buildImage(name, `
  67. FROM scratch
  68. ENV volume /quux
  69. VOLUME ${volume}
  70. `, true)
  71. if err != nil {
  72. t.Fatal(err)
  73. }
  74. res, err := inspectFieldJSON(name, "Config.Volumes")
  75. if err != nil {
  76. t.Fatal(err)
  77. }
  78. var volumes map[string]interface{}
  79. if err := json.Unmarshal([]byte(res), &volumes); err != nil {
  80. t.Fatal(err)
  81. }
  82. if _, ok := volumes["/quux"]; !ok {
  83. t.Fatal("Volume /quux from environment not in Config.Volumes on image")
  84. }
  85. logDone("build - volume environment replacement")
  86. }
  87. func TestBuildEnvironmentReplacementExpose(t *testing.T) {
  88. name := "testbuildenvironmentreplacement"
  89. defer deleteImages(name)
  90. _, err := buildImage(name, `
  91. FROM scratch
  92. ENV port 80
  93. EXPOSE ${port}
  94. `, true)
  95. if err != nil {
  96. t.Fatal(err)
  97. }
  98. res, err := inspectFieldJSON(name, "Config.ExposedPorts")
  99. if err != nil {
  100. t.Fatal(err)
  101. }
  102. var exposedPorts map[string]interface{}
  103. if err := json.Unmarshal([]byte(res), &exposedPorts); err != nil {
  104. t.Fatal(err)
  105. }
  106. if _, ok := exposedPorts["80/tcp"]; !ok {
  107. t.Fatal("Exposed port 80 from environment not in Config.ExposedPorts on image")
  108. }
  109. logDone("build - expose environment replacement")
  110. }
  111. func TestBuildEnvironmentReplacementWorkdir(t *testing.T) {
  112. name := "testbuildenvironmentreplacement"
  113. defer deleteImages(name)
  114. _, err := buildImage(name, `
  115. FROM busybox
  116. ENV MYWORKDIR /work
  117. RUN mkdir ${MYWORKDIR}
  118. WORKDIR ${MYWORKDIR}
  119. `, true)
  120. if err != nil {
  121. t.Fatal(err)
  122. }
  123. logDone("build - workdir environment replacement")
  124. }
  125. func TestBuildEnvironmentReplacementAddCopy(t *testing.T) {
  126. name := "testbuildenvironmentreplacement"
  127. defer deleteImages(name)
  128. ctx, err := fakeContext(`
  129. FROM scratch
  130. ENV baz foo
  131. ENV quux bar
  132. ENV dot .
  133. ADD ${baz} ${dot}
  134. COPY ${quux} ${dot}
  135. `,
  136. map[string]string{
  137. "foo": "test1",
  138. "bar": "test2",
  139. })
  140. if err != nil {
  141. t.Fatal(err)
  142. }
  143. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  144. t.Fatal(err)
  145. }
  146. logDone("build - add/copy environment replacement")
  147. }
  148. func TestBuildEnvironmentReplacementEnv(t *testing.T) {
  149. name := "testbuildenvironmentreplacement"
  150. defer deleteImages(name)
  151. _, err := buildImage(name,
  152. `
  153. FROM scratch
  154. ENV foo foo
  155. ENV bar ${foo}
  156. `, true)
  157. if err != nil {
  158. t.Fatal(err)
  159. }
  160. res, err := inspectFieldJSON(name, "Config.Env")
  161. if err != nil {
  162. t.Fatal(err)
  163. }
  164. envResult := []string{}
  165. if err = unmarshalJSON([]byte(res), &envResult); err != nil {
  166. t.Fatal(err)
  167. }
  168. found := false
  169. for _, env := range envResult {
  170. parts := strings.SplitN(env, "=", 2)
  171. if parts[0] == "bar" {
  172. found = true
  173. if parts[1] != "foo" {
  174. t.Fatal("Could not find replaced var for env `bar`: got %q instead of `foo`", parts[1])
  175. }
  176. }
  177. }
  178. if !found {
  179. t.Fatal("Never found the `bar` env variable")
  180. }
  181. logDone("build - env environment replacement")
  182. }
  183. func TestBuildHandleEscapes(t *testing.T) {
  184. name := "testbuildhandleescapes"
  185. defer deleteImages(name)
  186. _, err := buildImage(name,
  187. `
  188. FROM scratch
  189. ENV FOO bar
  190. VOLUME ${FOO}
  191. `, true)
  192. if err != nil {
  193. t.Fatal(err)
  194. }
  195. var result map[string]map[string]struct{}
  196. res, err := inspectFieldJSON(name, "Config.Volumes")
  197. if err != nil {
  198. t.Fatal(err)
  199. }
  200. if err = unmarshalJSON([]byte(res), &result); err != nil {
  201. t.Fatal(err)
  202. }
  203. if _, ok := result["bar"]; !ok {
  204. t.Fatal("Could not find volume bar set from env foo in volumes table")
  205. }
  206. _, err = buildImage(name,
  207. `
  208. FROM scratch
  209. ENV FOO bar
  210. VOLUME \${FOO}
  211. `, true)
  212. if err != nil {
  213. t.Fatal(err)
  214. }
  215. res, err = inspectFieldJSON(name, "Config.Volumes")
  216. if err != nil {
  217. t.Fatal(err)
  218. }
  219. if err = unmarshalJSON([]byte(res), &result); err != nil {
  220. t.Fatal(err)
  221. }
  222. if _, ok := result["${FOO}"]; !ok {
  223. t.Fatal("Could not find volume ${FOO} set from env foo in volumes table")
  224. }
  225. // this test in particular provides *7* backslashes and expects 6 to come back.
  226. // Like above, the first escape is swallowed and the rest are treated as
  227. // literals, this one is just less obvious because of all the character noise.
  228. _, err = buildImage(name,
  229. `
  230. FROM scratch
  231. ENV FOO bar
  232. VOLUME \\\\\\\${FOO}
  233. `, true)
  234. if err != nil {
  235. t.Fatal(err)
  236. }
  237. res, err = inspectFieldJSON(name, "Config.Volumes")
  238. if err != nil {
  239. t.Fatal(err)
  240. }
  241. if err = unmarshalJSON([]byte(res), &result); err != nil {
  242. t.Fatal(err)
  243. }
  244. if _, ok := result[`\\\\\\${FOO}`]; !ok {
  245. t.Fatal(`Could not find volume \\\\\\${FOO} set from env foo in volumes table`)
  246. }
  247. logDone("build - handle escapes")
  248. }
  249. func TestBuildOnBuildLowercase(t *testing.T) {
  250. name := "testbuildonbuildlowercase"
  251. name2 := "testbuildonbuildlowercase2"
  252. defer deleteImages(name, name2)
  253. _, err := buildImage(name,
  254. `
  255. FROM busybox
  256. onbuild run echo quux
  257. `, true)
  258. if err != nil {
  259. t.Fatal(err)
  260. }
  261. _, out, err := buildImageWithOut(name2, fmt.Sprintf(`
  262. FROM %s
  263. `, name), true)
  264. if err != nil {
  265. t.Fatal(err)
  266. }
  267. if !strings.Contains(out, "quux") {
  268. t.Fatalf("Did not receive the expected echo text, got %s", out)
  269. }
  270. if strings.Contains(out, "ONBUILD ONBUILD") {
  271. t.Fatalf("Got an ONBUILD ONBUILD error with no error: got %s", out)
  272. }
  273. logDone("build - handle case-insensitive onbuild statement")
  274. }
  275. func TestBuildEnvEscapes(t *testing.T) {
  276. name := "testbuildenvescapes"
  277. defer deleteAllContainers()
  278. defer deleteImages(name)
  279. _, err := buildImage(name,
  280. `
  281. FROM busybox
  282. ENV TEST foo
  283. CMD echo \$
  284. `,
  285. true)
  286. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-t", name))
  287. if err != nil {
  288. t.Fatal(err)
  289. }
  290. if strings.TrimSpace(out) != "$" {
  291. t.Fatalf("Env TEST was not overwritten with bar when foo was supplied to dockerfile: was %q", strings.TrimSpace(out))
  292. }
  293. logDone("build - env should handle \\$ properly")
  294. }
  295. func TestBuildEnvOverwrite(t *testing.T) {
  296. name := "testbuildenvoverwrite"
  297. defer deleteAllContainers()
  298. defer deleteImages(name)
  299. _, err := buildImage(name,
  300. `
  301. FROM busybox
  302. ENV TEST foo
  303. CMD echo ${TEST}
  304. `,
  305. true)
  306. if err != nil {
  307. t.Fatal(err)
  308. }
  309. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-e", "TEST=bar", "-t", name))
  310. if err != nil {
  311. t.Fatal(err)
  312. }
  313. if strings.TrimSpace(out) != "bar" {
  314. t.Fatalf("Env TEST was not overwritten with bar when foo was supplied to dockerfile: was %q", strings.TrimSpace(out))
  315. }
  316. logDone("build - env should overwrite builder ENV during run")
  317. }
  318. func TestBuildOnBuildForbiddenMaintainerInSourceImage(t *testing.T) {
  319. name := "testbuildonbuildforbiddenmaintainerinsourceimage"
  320. defer deleteImages(name)
  321. createCmd := exec.Command(dockerBinary, "create", "busybox", "true")
  322. out, _, _, err := runCommandWithStdoutStderr(createCmd)
  323. errorOut(err, t, out)
  324. cleanedContainerID := stripTrailingCharacters(out)
  325. commitCmd := exec.Command(dockerBinary, "commit", "--run", "{\"OnBuild\":[\"MAINTAINER docker.io\"]}", cleanedContainerID, "onbuild")
  326. if _, err := runCommand(commitCmd); err != nil {
  327. t.Fatal(err)
  328. }
  329. _, err = buildImage(name,
  330. `FROM onbuild`,
  331. true)
  332. if err != nil {
  333. if !strings.Contains(err.Error(), "maintainer isn't allowed as an ONBUILD trigger") {
  334. t.Fatalf("Wrong error %v, must be about MAINTAINER and ONBUILD in source image", err)
  335. }
  336. } else {
  337. t.Fatal("Error must not be nil")
  338. }
  339. logDone("build - onbuild forbidden maintainer in source image")
  340. }
  341. func TestBuildOnBuildForbiddenFromInSourceImage(t *testing.T) {
  342. name := "testbuildonbuildforbiddenfrominsourceimage"
  343. defer deleteImages(name)
  344. createCmd := exec.Command(dockerBinary, "create", "busybox", "true")
  345. out, _, _, err := runCommandWithStdoutStderr(createCmd)
  346. errorOut(err, t, out)
  347. cleanedContainerID := stripTrailingCharacters(out)
  348. commitCmd := exec.Command(dockerBinary, "commit", "--run", "{\"OnBuild\":[\"FROM busybox\"]}", cleanedContainerID, "onbuild")
  349. if _, err := runCommand(commitCmd); err != nil {
  350. t.Fatal(err)
  351. }
  352. _, err = buildImage(name,
  353. `FROM onbuild`,
  354. true)
  355. if err != nil {
  356. if !strings.Contains(err.Error(), "from isn't allowed as an ONBUILD trigger") {
  357. t.Fatalf("Wrong error %v, must be about FROM and ONBUILD in source image", err)
  358. }
  359. } else {
  360. t.Fatal("Error must not be nil")
  361. }
  362. logDone("build - onbuild forbidden from in source image")
  363. }
  364. func TestBuildOnBuildForbiddenChainedInSourceImage(t *testing.T) {
  365. name := "testbuildonbuildforbiddenchainedinsourceimage"
  366. defer deleteImages(name)
  367. createCmd := exec.Command(dockerBinary, "create", "busybox", "true")
  368. out, _, _, err := runCommandWithStdoutStderr(createCmd)
  369. errorOut(err, t, out)
  370. cleanedContainerID := stripTrailingCharacters(out)
  371. commitCmd := exec.Command(dockerBinary, "commit", "--run", "{\"OnBuild\":[\"ONBUILD RUN ls\"]}", cleanedContainerID, "onbuild")
  372. if _, err := runCommand(commitCmd); err != nil {
  373. t.Fatal(err)
  374. }
  375. _, err = buildImage(name,
  376. `FROM onbuild`,
  377. true)
  378. if err != nil {
  379. if !strings.Contains(err.Error(), "Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed") {
  380. t.Fatalf("Wrong error %v, must be about chaining ONBUILD in source image", err)
  381. }
  382. } else {
  383. t.Fatal("Error must not be nil")
  384. }
  385. logDone("build - onbuild forbidden chained in source image")
  386. }
  387. func TestBuildOnBuildCmdEntrypointJSON(t *testing.T) {
  388. name1 := "onbuildcmd"
  389. name2 := "onbuildgenerated"
  390. defer deleteAllContainers()
  391. defer deleteImages(name2)
  392. defer deleteImages(name1)
  393. _, err := buildImage(name1, `
  394. FROM busybox
  395. ONBUILD CMD ["hello world"]
  396. ONBUILD ENTRYPOINT ["echo"]
  397. ONBUILD RUN ["true"]`,
  398. false)
  399. if err != nil {
  400. t.Fatal(err)
  401. }
  402. _, err = buildImage(name2, fmt.Sprintf(`FROM %s`, name1), false)
  403. if err != nil {
  404. t.Fatal(err)
  405. }
  406. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-t", name2))
  407. if err != nil {
  408. t.Fatal(err)
  409. }
  410. if !regexp.MustCompile(`(?m)^hello world`).MatchString(out) {
  411. t.Fatal("did not get echo output from onbuild", out)
  412. }
  413. logDone("build - onbuild with json entrypoint/cmd")
  414. }
  415. func TestBuildOnBuildEntrypointJSON(t *testing.T) {
  416. name1 := "onbuildcmd"
  417. name2 := "onbuildgenerated"
  418. defer deleteAllContainers()
  419. defer deleteImages(name2)
  420. defer deleteImages(name1)
  421. _, err := buildImage(name1, `
  422. FROM busybox
  423. ONBUILD ENTRYPOINT ["echo"]`,
  424. false)
  425. if err != nil {
  426. t.Fatal(err)
  427. }
  428. _, err = buildImage(name2, fmt.Sprintf("FROM %s\nCMD [\"hello world\"]\n", name1), false)
  429. if err != nil {
  430. t.Fatal(err)
  431. }
  432. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-t", name2))
  433. if err != nil {
  434. t.Fatal(err)
  435. }
  436. if !regexp.MustCompile(`(?m)^hello world`).MatchString(out) {
  437. t.Fatal("got malformed output from onbuild", out)
  438. }
  439. logDone("build - onbuild with json entrypoint")
  440. }
  441. func TestBuildCacheADD(t *testing.T) {
  442. name := "testbuildtwoimageswithadd"
  443. defer deleteImages(name)
  444. server, err := fakeStorage(map[string]string{
  445. "robots.txt": "hello",
  446. "index.html": "world",
  447. })
  448. if err != nil {
  449. t.Fatal(err)
  450. }
  451. defer server.Close()
  452. if _, err := buildImage(name,
  453. fmt.Sprintf(`FROM scratch
  454. ADD %s/robots.txt /`, server.URL),
  455. true); err != nil {
  456. t.Fatal(err)
  457. }
  458. _, out, err := buildImageWithOut(name,
  459. fmt.Sprintf(`FROM scratch
  460. ADD %s/index.html /`, server.URL),
  461. true)
  462. if err != nil {
  463. t.Fatal(err)
  464. }
  465. if strings.Contains(out, "Using cache") {
  466. t.Fatal("2nd build used cache on ADD, it shouldn't")
  467. }
  468. logDone("build - build two images with remote ADD")
  469. }
  470. func TestBuildSixtySteps(t *testing.T) {
  471. name := "foobuildsixtysteps"
  472. defer deleteImages(name)
  473. ctx, err := fakeContext("FROM scratch\n"+strings.Repeat("ADD foo /\n", 60),
  474. map[string]string{
  475. "foo": "test1",
  476. })
  477. if err != nil {
  478. t.Fatal(err)
  479. }
  480. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  481. t.Fatal(err)
  482. }
  483. logDone("build - build an image with sixty build steps")
  484. }
  485. func TestBuildAddSingleFileToRoot(t *testing.T) {
  486. name := "testaddimg"
  487. defer deleteImages(name)
  488. ctx, err := fakeContext(`FROM busybox
  489. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  490. RUN echo 'dockerio:x:1001:' >> /etc/group
  491. RUN touch /exists
  492. RUN chown dockerio.dockerio /exists
  493. ADD test_file /
  494. RUN [ $(ls -l /test_file | awk '{print $3":"$4}') = 'root:root' ]
  495. RUN [ $(ls -l /test_file | awk '{print $1}') = '-rw-r--r--' ]
  496. RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`,
  497. map[string]string{
  498. "test_file": "test1",
  499. })
  500. if err != nil {
  501. t.Fatal(err)
  502. }
  503. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  504. t.Fatal(err)
  505. }
  506. logDone("build - add single file to root")
  507. }
  508. // Issue #3960: "ADD src ." hangs
  509. func TestBuildAddSingleFileToWorkdir(t *testing.T) {
  510. name := "testaddsinglefiletoworkdir"
  511. defer deleteImages(name)
  512. ctx, err := fakeContext(`FROM busybox
  513. ADD test_file .`,
  514. map[string]string{
  515. "test_file": "test1",
  516. })
  517. if err != nil {
  518. t.Fatal(err)
  519. }
  520. done := make(chan struct{})
  521. go func() {
  522. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  523. t.Fatal(err)
  524. }
  525. close(done)
  526. }()
  527. select {
  528. case <-time.After(5 * time.Second):
  529. t.Fatal("Build with adding to workdir timed out")
  530. case <-done:
  531. }
  532. logDone("build - add single file to workdir")
  533. }
  534. func TestBuildAddSingleFileToExistDir(t *testing.T) {
  535. name := "testaddsinglefiletoexistdir"
  536. defer deleteImages(name)
  537. ctx, err := fakeContext(`FROM busybox
  538. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  539. RUN echo 'dockerio:x:1001:' >> /etc/group
  540. RUN mkdir /exists
  541. RUN touch /exists/exists_file
  542. RUN chown -R dockerio.dockerio /exists
  543. ADD test_file /exists/
  544. RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]
  545. RUN [ $(ls -l /exists/test_file | awk '{print $3":"$4}') = 'root:root' ]
  546. RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`,
  547. map[string]string{
  548. "test_file": "test1",
  549. })
  550. if err != nil {
  551. t.Fatal(err)
  552. }
  553. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  554. t.Fatal(err)
  555. }
  556. logDone("build - add single file to existing dir")
  557. }
  558. func TestBuildCopyAddMultipleFiles(t *testing.T) {
  559. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  560. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testaddimg", "MultipleFiles")
  561. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  562. if err != nil || exitCode != 0 {
  563. t.Fatal("failed to build the image")
  564. }
  565. deleteImages("testaddimg")
  566. logDone("build - mulitple file copy/add tests")
  567. }
  568. func TestBuildAddMultipleFilesToFile(t *testing.T) {
  569. name := "testaddmultiplefilestofile"
  570. defer deleteImages(name)
  571. ctx, err := fakeContext(`FROM scratch
  572. ADD file1.txt file2.txt test
  573. `,
  574. map[string]string{
  575. "file1.txt": "test1",
  576. "file2.txt": "test1",
  577. })
  578. defer ctx.Close()
  579. if err != nil {
  580. t.Fatal(err)
  581. }
  582. expected := "When using ADD with more than one source file, the destination must be a directory and end with a /"
  583. if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) {
  584. t.Fatalf("Wrong error: (should contain \"%s\") got:\n%v", expected, err)
  585. }
  586. logDone("build - multiple add files to file")
  587. }
  588. func TestBuildAddMultipleFilesToFileWild(t *testing.T) {
  589. name := "testaddmultiplefilestofilewild"
  590. defer deleteImages(name)
  591. ctx, err := fakeContext(`FROM scratch
  592. ADD file*.txt test
  593. `,
  594. map[string]string{
  595. "file1.txt": "test1",
  596. "file2.txt": "test1",
  597. })
  598. defer ctx.Close()
  599. if err != nil {
  600. t.Fatal(err)
  601. }
  602. expected := "When using ADD with more than one source file, the destination must be a directory and end with a /"
  603. if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) {
  604. t.Fatalf("Wrong error: (should contain \"%s\") got:\n%v", expected, err)
  605. }
  606. logDone("build - multiple add files to file wild")
  607. }
  608. func TestBuildCopyMultipleFilesToFile(t *testing.T) {
  609. name := "testcopymultiplefilestofile"
  610. defer deleteImages(name)
  611. ctx, err := fakeContext(`FROM scratch
  612. COPY file1.txt file2.txt test
  613. `,
  614. map[string]string{
  615. "file1.txt": "test1",
  616. "file2.txt": "test1",
  617. })
  618. defer ctx.Close()
  619. if err != nil {
  620. t.Fatal(err)
  621. }
  622. expected := "When using COPY with more than one source file, the destination must be a directory and end with a /"
  623. if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) {
  624. t.Fatalf("Wrong error: (should contain \"%s\") got:\n%v", expected, err)
  625. }
  626. logDone("build - multiple copy files to file")
  627. }
  628. func TestBuildCopyWildcard(t *testing.T) {
  629. name := "testcopywildcard"
  630. defer deleteImages(name)
  631. server, err := fakeStorage(map[string]string{
  632. "robots.txt": "hello",
  633. "index.html": "world",
  634. })
  635. if err != nil {
  636. t.Fatal(err)
  637. }
  638. defer server.Close()
  639. ctx, err := fakeContext(fmt.Sprintf(`FROM busybox
  640. COPY file*.txt /tmp/
  641. RUN ls /tmp/file1.txt /tmp/file2.txt
  642. RUN mkdir /tmp1
  643. COPY dir* /tmp1/
  644. RUN ls /tmp1/dirt /tmp1/nested_file /tmp1/nested_dir/nest_nest_file
  645. RUN mkdir /tmp2
  646. ADD dir/*dir %s/robots.txt /tmp2/
  647. RUN ls /tmp2/nest_nest_file /tmp2/robots.txt
  648. `, server.URL),
  649. map[string]string{
  650. "file1.txt": "test1",
  651. "file2.txt": "test2",
  652. "dir/nested_file": "nested file",
  653. "dir/nested_dir/nest_nest_file": "2 times nested",
  654. "dirt": "dirty",
  655. })
  656. defer ctx.Close()
  657. if err != nil {
  658. t.Fatal(err)
  659. }
  660. id1, err := buildImageFromContext(name, ctx, true)
  661. if err != nil {
  662. t.Fatal(err)
  663. }
  664. // Now make sure we use a cache the 2nd time
  665. id2, err := buildImageFromContext(name, ctx, true)
  666. if err != nil {
  667. t.Fatal(err)
  668. }
  669. if id1 != id2 {
  670. t.Fatal("didn't use the cache")
  671. }
  672. logDone("build - copy wild card")
  673. }
  674. func TestBuildCopyWildcardNoFind(t *testing.T) {
  675. name := "testcopywildcardnofind"
  676. defer deleteImages(name)
  677. ctx, err := fakeContext(`FROM busybox
  678. COPY file*.txt /tmp/
  679. `, nil)
  680. defer ctx.Close()
  681. if err != nil {
  682. t.Fatal(err)
  683. }
  684. _, err = buildImageFromContext(name, ctx, true)
  685. if err == nil {
  686. t.Fatal("should have failed to find a file")
  687. }
  688. if !strings.Contains(err.Error(), "No source files were specified") {
  689. t.Fatalf("Wrong error %v, must be about no source files", err)
  690. }
  691. logDone("build - copy wild card no find")
  692. }
  693. func TestBuildCopyWildcardCache(t *testing.T) {
  694. name := "testcopywildcardcache"
  695. defer deleteImages(name)
  696. ctx, err := fakeContext(`FROM busybox
  697. COPY file1.txt /tmp/`,
  698. map[string]string{
  699. "file1.txt": "test1",
  700. })
  701. defer ctx.Close()
  702. if err != nil {
  703. t.Fatal(err)
  704. }
  705. id1, err := buildImageFromContext(name, ctx, true)
  706. if err != nil {
  707. t.Fatal(err)
  708. }
  709. // Now make sure we use a cache the 2nd time even with wild cards.
  710. // Use the same context so the file is the same and the checksum will match
  711. ctx.Add("Dockerfile", `FROM busybox
  712. COPY file*.txt /tmp/`)
  713. id2, err := buildImageFromContext(name, ctx, true)
  714. if err != nil {
  715. t.Fatal(err)
  716. }
  717. if id1 != id2 {
  718. t.Fatal("didn't use the cache")
  719. }
  720. logDone("build - copy wild card cache")
  721. }
  722. func TestBuildAddSingleFileToNonExistDir(t *testing.T) {
  723. name := "testaddsinglefiletononexistdir"
  724. defer deleteImages(name)
  725. ctx, err := fakeContext(`FROM busybox
  726. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  727. RUN echo 'dockerio:x:1001:' >> /etc/group
  728. RUN touch /exists
  729. RUN chown dockerio.dockerio /exists
  730. ADD test_file /test_dir/
  731. RUN [ $(ls -l / | grep test_dir | awk '{print $3":"$4}') = 'root:root' ]
  732. RUN [ $(ls -l /test_dir/test_file | awk '{print $3":"$4}') = 'root:root' ]
  733. RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`,
  734. map[string]string{
  735. "test_file": "test1",
  736. })
  737. if err != nil {
  738. t.Fatal(err)
  739. }
  740. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  741. t.Fatal(err)
  742. }
  743. }
  744. func TestBuildAddDirContentToRoot(t *testing.T) {
  745. name := "testadddircontenttoroot"
  746. defer deleteImages(name)
  747. ctx, err := fakeContext(`FROM busybox
  748. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  749. RUN echo 'dockerio:x:1001:' >> /etc/group
  750. RUN touch /exists
  751. RUN chown dockerio.dockerio exists
  752. ADD test_dir /
  753. RUN [ $(ls -l /test_file | awk '{print $3":"$4}') = 'root:root' ]
  754. RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`,
  755. map[string]string{
  756. "test_dir/test_file": "test1",
  757. })
  758. if err != nil {
  759. t.Fatal(err)
  760. }
  761. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  762. t.Fatal(err)
  763. }
  764. logDone("build - add directory contents to root")
  765. }
  766. func TestBuildAddDirContentToExistDir(t *testing.T) {
  767. name := "testadddircontenttoexistdir"
  768. defer deleteImages(name)
  769. ctx, err := fakeContext(`FROM busybox
  770. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  771. RUN echo 'dockerio:x:1001:' >> /etc/group
  772. RUN mkdir /exists
  773. RUN touch /exists/exists_file
  774. RUN chown -R dockerio.dockerio /exists
  775. ADD test_dir/ /exists/
  776. RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]
  777. RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ]
  778. RUN [ $(ls -l /exists/test_file | awk '{print $3":"$4}') = 'root:root' ]`,
  779. map[string]string{
  780. "test_dir/test_file": "test1",
  781. })
  782. if err != nil {
  783. t.Fatal(err)
  784. }
  785. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  786. t.Fatal(err)
  787. }
  788. logDone("build - add directory contents to existing dir")
  789. }
  790. func TestBuildAddWholeDirToRoot(t *testing.T) {
  791. name := "testaddwholedirtoroot"
  792. defer deleteImages(name)
  793. ctx, err := fakeContext(`FROM busybox
  794. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  795. RUN echo 'dockerio:x:1001:' >> /etc/group
  796. RUN touch /exists
  797. RUN chown dockerio.dockerio exists
  798. ADD test_dir /test_dir
  799. RUN [ $(ls -l / | grep test_dir | awk '{print $3":"$4}') = 'root:root' ]
  800. RUN [ $(ls -l / | grep test_dir | awk '{print $1}') = 'drwxr-xr-x' ]
  801. RUN [ $(ls -l /test_dir/test_file | awk '{print $3":"$4}') = 'root:root' ]
  802. RUN [ $(ls -l /test_dir/test_file | awk '{print $1}') = '-rw-r--r--' ]
  803. RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`,
  804. map[string]string{
  805. "test_dir/test_file": "test1",
  806. })
  807. if err != nil {
  808. t.Fatal(err)
  809. }
  810. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  811. t.Fatal(err)
  812. }
  813. logDone("build - add whole directory to root")
  814. }
  815. // Testing #5941
  816. func TestBuildAddEtcToRoot(t *testing.T) {
  817. name := "testaddetctoroot"
  818. defer deleteImages(name)
  819. ctx, err := fakeContext(`FROM scratch
  820. ADD . /`,
  821. map[string]string{
  822. "etc/test_file": "test1",
  823. })
  824. if err != nil {
  825. t.Fatal(err)
  826. }
  827. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  828. t.Fatal(err)
  829. }
  830. logDone("build - add etc directory to root")
  831. }
  832. func TestBuildCopySingleFileToRoot(t *testing.T) {
  833. testDirName := "SingleFileToRoot"
  834. sourceDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy", testDirName)
  835. buildDirectory, err := ioutil.TempDir("", "test-build-add")
  836. defer os.RemoveAll(buildDirectory)
  837. err = copyWithCP(sourceDirectory, buildDirectory)
  838. if err != nil {
  839. t.Fatalf("failed to copy files to temporary directory: %s", err)
  840. }
  841. buildDirectory = filepath.Join(buildDirectory, testDirName)
  842. f, err := os.OpenFile(filepath.Join(buildDirectory, "test_file"), os.O_CREATE, 0644)
  843. if err != nil {
  844. t.Fatal(err)
  845. }
  846. f.Close()
  847. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", ".")
  848. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  849. if err != nil || exitCode != 0 {
  850. t.Fatal("failed to build the image")
  851. }
  852. deleteImages("testcopyimg")
  853. logDone("build - copy single file to root")
  854. }
  855. // Issue #3960: "ADD src ." hangs - adapted for COPY
  856. func TestBuildCopySingleFileToWorkdir(t *testing.T) {
  857. testDirName := "SingleFileToWorkdir"
  858. sourceDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy", testDirName)
  859. buildDirectory, err := ioutil.TempDir("", "test-build-add")
  860. defer os.RemoveAll(buildDirectory)
  861. err = copyWithCP(sourceDirectory, buildDirectory)
  862. if err != nil {
  863. t.Fatalf("failed to copy files to temporary directory: %s", err)
  864. }
  865. buildDirectory = filepath.Join(buildDirectory, testDirName)
  866. f, err := os.OpenFile(filepath.Join(buildDirectory, "test_file"), os.O_CREATE, 0644)
  867. if err != nil {
  868. t.Fatal(err)
  869. }
  870. f.Close()
  871. _, exitCode, err := dockerCmdInDirWithTimeout(5*time.Second, buildDirectory, "build", "-t", "testcopyimg", ".")
  872. if err != nil || exitCode != 0 {
  873. t.Fatalf("build failed: %s", err)
  874. }
  875. deleteImages("testcopyimg")
  876. logDone("build - copy single file to workdir")
  877. }
  878. func TestBuildCopySingleFileToExistDir(t *testing.T) {
  879. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  880. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", "SingleFileToExistDir")
  881. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  882. if err != nil || exitCode != 0 {
  883. t.Fatal("failed to build the image")
  884. }
  885. deleteImages("testcopyimg")
  886. logDone("build - copy single file to existing dir")
  887. }
  888. func TestBuildCopySingleFileToNonExistDir(t *testing.T) {
  889. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  890. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", "SingleFileToNonExistDir")
  891. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  892. if err != nil || exitCode != 0 {
  893. t.Fatal("failed to build the image")
  894. }
  895. deleteImages("testcopyimg")
  896. logDone("build - copy single file to non-existing dir")
  897. }
  898. func TestBuildCopyDirContentToRoot(t *testing.T) {
  899. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  900. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", "DirContentToRoot")
  901. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  902. if err != nil || exitCode != 0 {
  903. t.Fatal("failed to build the image")
  904. }
  905. deleteImages("testcopyimg")
  906. logDone("build - copy directory contents to root")
  907. }
  908. func TestBuildCopyDirContentToExistDir(t *testing.T) {
  909. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  910. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", "DirContentToExistDir")
  911. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  912. if err != nil || exitCode != 0 {
  913. t.Fatal("failed to build the image")
  914. }
  915. deleteImages("testcopyimg")
  916. logDone("build - copy directory contents to existing dir")
  917. }
  918. func TestBuildCopyWholeDirToRoot(t *testing.T) {
  919. testDirName := "WholeDirToRoot"
  920. sourceDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy", testDirName)
  921. buildDirectory, err := ioutil.TempDir("", "test-build-add")
  922. defer os.RemoveAll(buildDirectory)
  923. err = copyWithCP(sourceDirectory, buildDirectory)
  924. if err != nil {
  925. t.Fatalf("failed to copy files to temporary directory: %s", err)
  926. }
  927. buildDirectory = filepath.Join(buildDirectory, testDirName)
  928. testDir := filepath.Join(buildDirectory, "test_dir")
  929. if err := os.MkdirAll(testDir, 0755); err != nil {
  930. t.Fatal(err)
  931. }
  932. f, err := os.OpenFile(filepath.Join(testDir, "test_file"), os.O_CREATE, 0644)
  933. if err != nil {
  934. t.Fatal(err)
  935. }
  936. f.Close()
  937. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", ".")
  938. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  939. if err != nil || exitCode != 0 {
  940. t.Fatal("failed to build the image")
  941. }
  942. deleteImages("testcopyimg")
  943. logDone("build - copy whole directory to root")
  944. }
  945. func TestBuildCopyEtcToRoot(t *testing.T) {
  946. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  947. out, exitCode, err := dockerCmdInDir(t, buildDirectory, "build", "-t", "testcopyimg", "EtcToRoot")
  948. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out, err))
  949. if err != nil || exitCode != 0 {
  950. t.Fatal("failed to build the image")
  951. }
  952. deleteImages("testcopyimg")
  953. logDone("build - copy etc directory to root")
  954. }
  955. func TestBuildCopyDisallowRemote(t *testing.T) {
  956. buildDirectory := filepath.Join(workingDirectory, "build_tests", "TestCopy")
  957. buildCmd := exec.Command(dockerBinary, "build", "-t", "testcopyimg", "DisallowRemote")
  958. buildCmd.Dir = buildDirectory
  959. out, exitCode, err := runCommandWithOutput(buildCmd)
  960. if err == nil || exitCode == 0 {
  961. t.Fatalf("building the image should've failed; output: %s", out)
  962. }
  963. deleteImages("testcopyimg")
  964. logDone("build - copy - disallow copy from remote")
  965. }
  966. func TestBuildAddBadLinks(t *testing.T) {
  967. const (
  968. dockerfile = `
  969. FROM scratch
  970. ADD links.tar /
  971. ADD foo.txt /symlink/
  972. `
  973. targetFile = "foo.txt"
  974. )
  975. var (
  976. name = "test-link-absolute"
  977. )
  978. defer deleteImages(name)
  979. ctx, err := fakeContext(dockerfile, nil)
  980. if err != nil {
  981. t.Fatal(err)
  982. }
  983. defer ctx.Close()
  984. tempDir, err := ioutil.TempDir("", "test-link-absolute-temp-")
  985. if err != nil {
  986. t.Fatalf("failed to create temporary directory: %s", tempDir)
  987. }
  988. defer os.RemoveAll(tempDir)
  989. symlinkTarget := fmt.Sprintf("/../../../../../../../../../../../..%s", tempDir)
  990. tarPath := filepath.Join(ctx.Dir, "links.tar")
  991. nonExistingFile := filepath.Join(tempDir, targetFile)
  992. fooPath := filepath.Join(ctx.Dir, targetFile)
  993. tarOut, err := os.Create(tarPath)
  994. if err != nil {
  995. t.Fatal(err)
  996. }
  997. tarWriter := tar.NewWriter(tarOut)
  998. header := &tar.Header{
  999. Name: "symlink",
  1000. Typeflag: tar.TypeSymlink,
  1001. Linkname: symlinkTarget,
  1002. Mode: 0755,
  1003. Uid: 0,
  1004. Gid: 0,
  1005. }
  1006. err = tarWriter.WriteHeader(header)
  1007. if err != nil {
  1008. t.Fatal(err)
  1009. }
  1010. tarWriter.Close()
  1011. tarOut.Close()
  1012. foo, err := os.Create(fooPath)
  1013. if err != nil {
  1014. t.Fatal(err)
  1015. }
  1016. defer foo.Close()
  1017. if _, err := foo.WriteString("test"); err != nil {
  1018. t.Fatal(err)
  1019. }
  1020. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  1021. t.Fatal(err)
  1022. }
  1023. if _, err := os.Stat(nonExistingFile); err == nil || err != nil && !os.IsNotExist(err) {
  1024. t.Fatalf("%s shouldn't have been written and it shouldn't exist", nonExistingFile)
  1025. }
  1026. logDone("build - ADD must add files in container")
  1027. }
  1028. func TestBuildAddBadLinksVolume(t *testing.T) {
  1029. const (
  1030. dockerfileTemplate = `
  1031. FROM busybox
  1032. RUN ln -s /../../../../../../../../%s /x
  1033. VOLUME /x
  1034. ADD foo.txt /x/`
  1035. targetFile = "foo.txt"
  1036. )
  1037. var (
  1038. name = "test-link-absolute-volume"
  1039. dockerfile = ""
  1040. )
  1041. defer deleteImages(name)
  1042. tempDir, err := ioutil.TempDir("", "test-link-absolute-volume-temp-")
  1043. if err != nil {
  1044. t.Fatalf("failed to create temporary directory: %s", tempDir)
  1045. }
  1046. defer os.RemoveAll(tempDir)
  1047. dockerfile = fmt.Sprintf(dockerfileTemplate, tempDir)
  1048. nonExistingFile := filepath.Join(tempDir, targetFile)
  1049. ctx, err := fakeContext(dockerfile, nil)
  1050. if err != nil {
  1051. t.Fatal(err)
  1052. }
  1053. defer ctx.Close()
  1054. fooPath := filepath.Join(ctx.Dir, targetFile)
  1055. foo, err := os.Create(fooPath)
  1056. if err != nil {
  1057. t.Fatal(err)
  1058. }
  1059. defer foo.Close()
  1060. if _, err := foo.WriteString("test"); err != nil {
  1061. t.Fatal(err)
  1062. }
  1063. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  1064. t.Fatal(err)
  1065. }
  1066. if _, err := os.Stat(nonExistingFile); err == nil || err != nil && !os.IsNotExist(err) {
  1067. t.Fatalf("%s shouldn't have been written and it shouldn't exist", nonExistingFile)
  1068. }
  1069. logDone("build - ADD should add files in volume")
  1070. }
  1071. // Issue #5270 - ensure we throw a better error than "unexpected EOF"
  1072. // when we can't access files in the context.
  1073. func TestBuildWithInaccessibleFilesInContext(t *testing.T) {
  1074. {
  1075. name := "testbuildinaccessiblefiles"
  1076. defer deleteImages(name)
  1077. ctx, err := fakeContext("FROM scratch\nADD . /foo/", map[string]string{"fileWithoutReadAccess": "foo"})
  1078. if err != nil {
  1079. t.Fatal(err)
  1080. }
  1081. defer ctx.Close()
  1082. // This is used to ensure we detect inaccessible files early during build in the cli client
  1083. pathToFileWithoutReadAccess := filepath.Join(ctx.Dir, "fileWithoutReadAccess")
  1084. err = os.Chown(pathToFileWithoutReadAccess, 0, 0)
  1085. errorOut(err, t, fmt.Sprintf("failed to chown file to root: %s", err))
  1086. err = os.Chmod(pathToFileWithoutReadAccess, 0700)
  1087. errorOut(err, t, fmt.Sprintf("failed to chmod file to 700: %s", err))
  1088. buildCmd := exec.Command("su", "unprivilegeduser", "-c", fmt.Sprintf("%s build -t %s .", dockerBinary, name))
  1089. buildCmd.Dir = ctx.Dir
  1090. out, exitCode, err := runCommandWithOutput(buildCmd)
  1091. if err == nil || exitCode == 0 {
  1092. t.Fatalf("build should have failed: %s %s", err, out)
  1093. }
  1094. // check if we've detected the failure before we started building
  1095. if !strings.Contains(out, "no permission to read from ") {
  1096. t.Fatalf("output should've contained the string: no permission to read from but contained: %s", out)
  1097. }
  1098. if !strings.Contains(out, "Error checking context is accessible") {
  1099. t.Fatalf("output should've contained the string: Error checking context is accessible")
  1100. }
  1101. }
  1102. {
  1103. name := "testbuildinaccessibledirectory"
  1104. defer deleteImages(name)
  1105. ctx, err := fakeContext("FROM scratch\nADD . /foo/", map[string]string{"directoryWeCantStat/bar": "foo"})
  1106. if err != nil {
  1107. t.Fatal(err)
  1108. }
  1109. defer ctx.Close()
  1110. // This is used to ensure we detect inaccessible directories early during build in the cli client
  1111. pathToDirectoryWithoutReadAccess := filepath.Join(ctx.Dir, "directoryWeCantStat")
  1112. pathToFileInDirectoryWithoutReadAccess := filepath.Join(pathToDirectoryWithoutReadAccess, "bar")
  1113. err = os.Chown(pathToDirectoryWithoutReadAccess, 0, 0)
  1114. errorOut(err, t, fmt.Sprintf("failed to chown directory to root: %s", err))
  1115. err = os.Chmod(pathToDirectoryWithoutReadAccess, 0444)
  1116. errorOut(err, t, fmt.Sprintf("failed to chmod directory to 755: %s", err))
  1117. err = os.Chmod(pathToFileInDirectoryWithoutReadAccess, 0700)
  1118. errorOut(err, t, fmt.Sprintf("failed to chmod file to 444: %s", err))
  1119. buildCmd := exec.Command("su", "unprivilegeduser", "-c", fmt.Sprintf("%s build -t %s .", dockerBinary, name))
  1120. buildCmd.Dir = ctx.Dir
  1121. out, exitCode, err := runCommandWithOutput(buildCmd)
  1122. if err == nil || exitCode == 0 {
  1123. t.Fatalf("build should have failed: %s %s", err, out)
  1124. }
  1125. // check if we've detected the failure before we started building
  1126. if !strings.Contains(out, "can't stat") {
  1127. t.Fatalf("output should've contained the string: can't access %s", out)
  1128. }
  1129. if !strings.Contains(out, "Error checking context is accessible") {
  1130. t.Fatalf("output should've contained the string: Error checking context is accessible")
  1131. }
  1132. }
  1133. {
  1134. name := "testlinksok"
  1135. defer deleteImages(name)
  1136. ctx, err := fakeContext("FROM scratch\nADD . /foo/", nil)
  1137. if err != nil {
  1138. t.Fatal(err)
  1139. }
  1140. defer ctx.Close()
  1141. if err := os.Symlink(filepath.Join(ctx.Dir, "g"), "../../../../../../../../../../../../../../../../../../../azA"); err != nil {
  1142. t.Fatal(err)
  1143. }
  1144. // This is used to ensure we don't follow links when checking if everything in the context is accessible
  1145. // This test doesn't require that we run commands as an unprivileged user
  1146. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  1147. t.Fatal(err)
  1148. }
  1149. }
  1150. {
  1151. name := "testbuildignoredinaccessible"
  1152. defer deleteImages(name)
  1153. ctx, err := fakeContext("FROM scratch\nADD . /foo/",
  1154. map[string]string{
  1155. "directoryWeCantStat/bar": "foo",
  1156. ".dockerignore": "directoryWeCantStat",
  1157. })
  1158. if err != nil {
  1159. t.Fatal(err)
  1160. }
  1161. defer ctx.Close()
  1162. // This is used to ensure we don't try to add inaccessible files when they are ignored by a .dockerignore pattern
  1163. pathToDirectoryWithoutReadAccess := filepath.Join(ctx.Dir, "directoryWeCantStat")
  1164. pathToFileInDirectoryWithoutReadAccess := filepath.Join(pathToDirectoryWithoutReadAccess, "bar")
  1165. err = os.Chown(pathToDirectoryWithoutReadAccess, 0, 0)
  1166. errorOut(err, t, fmt.Sprintf("failed to chown directory to root: %s", err))
  1167. err = os.Chmod(pathToDirectoryWithoutReadAccess, 0444)
  1168. errorOut(err, t, fmt.Sprintf("failed to chmod directory to 755: %s", err))
  1169. err = os.Chmod(pathToFileInDirectoryWithoutReadAccess, 0700)
  1170. errorOut(err, t, fmt.Sprintf("failed to chmod file to 444: %s", err))
  1171. buildCmd := exec.Command("su", "unprivilegeduser", "-c", fmt.Sprintf("%s build -t %s .", dockerBinary, name))
  1172. buildCmd.Dir = ctx.Dir
  1173. out, exitCode, err := runCommandWithOutput(buildCmd)
  1174. if err != nil || exitCode != 0 {
  1175. t.Fatalf("build should have worked: %s %s", err, out)
  1176. }
  1177. }
  1178. logDone("build - ADD from context with inaccessible files must fail")
  1179. logDone("build - ADD from context with accessible links must work")
  1180. logDone("build - ADD from context with ignored inaccessible files must work")
  1181. }
  1182. func TestBuildForceRm(t *testing.T) {
  1183. containerCountBefore, err := getContainerCount()
  1184. if err != nil {
  1185. t.Fatalf("failed to get the container count: %s", err)
  1186. }
  1187. name := "testbuildforcerm"
  1188. defer deleteImages(name)
  1189. ctx, err := fakeContext("FROM scratch\nRUN true\nRUN thiswillfail", nil)
  1190. if err != nil {
  1191. t.Fatal(err)
  1192. }
  1193. defer ctx.Close()
  1194. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "--force-rm", ".")
  1195. buildCmd.Dir = ctx.Dir
  1196. _, exitCode, err := runCommandWithOutput(buildCmd)
  1197. if err == nil || exitCode == 0 {
  1198. t.Fatal("failed to build the image")
  1199. }
  1200. containerCountAfter, err := getContainerCount()
  1201. if err != nil {
  1202. t.Fatalf("failed to get the container count: %s", err)
  1203. }
  1204. if containerCountBefore != containerCountAfter {
  1205. t.Fatalf("--force-rm shouldn't have left containers behind")
  1206. }
  1207. logDone("build - ensure --force-rm doesn't leave containers behind")
  1208. }
  1209. func TestBuildRm(t *testing.T) {
  1210. name := "testbuildrm"
  1211. defer deleteImages(name)
  1212. ctx, err := fakeContext("FROM scratch\nADD foo /\nADD foo /", map[string]string{"foo": "bar"})
  1213. if err != nil {
  1214. t.Fatal(err)
  1215. }
  1216. defer ctx.Close()
  1217. {
  1218. containerCountBefore, err := getContainerCount()
  1219. if err != nil {
  1220. t.Fatalf("failed to get the container count: %s", err)
  1221. }
  1222. out, exitCode, err := dockerCmdInDir(t, ctx.Dir, "build", "--rm", "-t", name, ".")
  1223. if err != nil || exitCode != 0 {
  1224. t.Fatal("failed to build the image", out)
  1225. }
  1226. containerCountAfter, err := getContainerCount()
  1227. if err != nil {
  1228. t.Fatalf("failed to get the container count: %s", err)
  1229. }
  1230. if containerCountBefore != containerCountAfter {
  1231. t.Fatalf("-rm shouldn't have left containers behind")
  1232. }
  1233. deleteImages(name)
  1234. }
  1235. {
  1236. containerCountBefore, err := getContainerCount()
  1237. if err != nil {
  1238. t.Fatalf("failed to get the container count: %s", err)
  1239. }
  1240. out, exitCode, err := dockerCmdInDir(t, ctx.Dir, "build", "-t", name, ".")
  1241. if err != nil || exitCode != 0 {
  1242. t.Fatal("failed to build the image", out)
  1243. }
  1244. containerCountAfter, err := getContainerCount()
  1245. if err != nil {
  1246. t.Fatalf("failed to get the container count: %s", err)
  1247. }
  1248. if containerCountBefore != containerCountAfter {
  1249. t.Fatalf("--rm shouldn't have left containers behind")
  1250. }
  1251. deleteImages(name)
  1252. }
  1253. {
  1254. containerCountBefore, err := getContainerCount()
  1255. if err != nil {
  1256. t.Fatalf("failed to get the container count: %s", err)
  1257. }
  1258. out, exitCode, err := dockerCmdInDir(t, ctx.Dir, "build", "--rm=false", "-t", name, ".")
  1259. if err != nil || exitCode != 0 {
  1260. t.Fatal("failed to build the image", out)
  1261. }
  1262. containerCountAfter, err := getContainerCount()
  1263. if err != nil {
  1264. t.Fatalf("failed to get the container count: %s", err)
  1265. }
  1266. if containerCountBefore == containerCountAfter {
  1267. t.Fatalf("--rm=false should have left containers behind")
  1268. }
  1269. deleteAllContainers()
  1270. deleteImages(name)
  1271. }
  1272. logDone("build - ensure --rm doesn't leave containers behind and that --rm=true is the default")
  1273. logDone("build - ensure --rm=false overrides the default")
  1274. }
  1275. func TestBuildWithVolumes(t *testing.T) {
  1276. var (
  1277. result map[string]map[string]struct{}
  1278. name = "testbuildvolumes"
  1279. emptyMap = make(map[string]struct{})
  1280. expected = map[string]map[string]struct{}{
  1281. "/test1": emptyMap,
  1282. "/test2": emptyMap,
  1283. "/test3": emptyMap,
  1284. "/test4": emptyMap,
  1285. "/test5": emptyMap,
  1286. "/test6": emptyMap,
  1287. "[/test7": emptyMap,
  1288. "/test8]": emptyMap,
  1289. }
  1290. )
  1291. defer deleteImages(name)
  1292. _, err := buildImage(name,
  1293. `FROM scratch
  1294. VOLUME /test1
  1295. VOLUME /test2
  1296. VOLUME /test3 /test4
  1297. VOLUME ["/test5", "/test6"]
  1298. VOLUME [/test7 /test8]
  1299. `,
  1300. true)
  1301. if err != nil {
  1302. t.Fatal(err)
  1303. }
  1304. res, err := inspectFieldJSON(name, "Config.Volumes")
  1305. if err != nil {
  1306. t.Fatal(err)
  1307. }
  1308. err = unmarshalJSON([]byte(res), &result)
  1309. if err != nil {
  1310. t.Fatal(err)
  1311. }
  1312. equal := deepEqual(&expected, &result)
  1313. if !equal {
  1314. t.Fatalf("Volumes %s, expected %s", result, expected)
  1315. }
  1316. logDone("build - with volumes")
  1317. }
  1318. func TestBuildMaintainer(t *testing.T) {
  1319. name := "testbuildmaintainer"
  1320. expected := "dockerio"
  1321. defer deleteImages(name)
  1322. _, err := buildImage(name,
  1323. `FROM scratch
  1324. MAINTAINER dockerio`,
  1325. true)
  1326. if err != nil {
  1327. t.Fatal(err)
  1328. }
  1329. res, err := inspectField(name, "Author")
  1330. if err != nil {
  1331. t.Fatal(err)
  1332. }
  1333. if res != expected {
  1334. t.Fatalf("Maintainer %s, expected %s", res, expected)
  1335. }
  1336. logDone("build - maintainer")
  1337. }
  1338. func TestBuildUser(t *testing.T) {
  1339. name := "testbuilduser"
  1340. expected := "dockerio"
  1341. defer deleteImages(name)
  1342. _, err := buildImage(name,
  1343. `FROM busybox
  1344. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  1345. USER dockerio
  1346. RUN [ $(whoami) = 'dockerio' ]`,
  1347. true)
  1348. if err != nil {
  1349. t.Fatal(err)
  1350. }
  1351. res, err := inspectField(name, "Config.User")
  1352. if err != nil {
  1353. t.Fatal(err)
  1354. }
  1355. if res != expected {
  1356. t.Fatalf("User %s, expected %s", res, expected)
  1357. }
  1358. logDone("build - user")
  1359. }
  1360. func TestBuildRelativeWorkdir(t *testing.T) {
  1361. name := "testbuildrelativeworkdir"
  1362. expected := "/test2/test3"
  1363. defer deleteImages(name)
  1364. _, err := buildImage(name,
  1365. `FROM busybox
  1366. RUN [ "$PWD" = '/' ]
  1367. WORKDIR test1
  1368. RUN [ "$PWD" = '/test1' ]
  1369. WORKDIR /test2
  1370. RUN [ "$PWD" = '/test2' ]
  1371. WORKDIR test3
  1372. RUN [ "$PWD" = '/test2/test3' ]`,
  1373. true)
  1374. if err != nil {
  1375. t.Fatal(err)
  1376. }
  1377. res, err := inspectField(name, "Config.WorkingDir")
  1378. if err != nil {
  1379. t.Fatal(err)
  1380. }
  1381. if res != expected {
  1382. t.Fatalf("Workdir %s, expected %s", res, expected)
  1383. }
  1384. logDone("build - relative workdir")
  1385. }
  1386. func TestBuildWorkdirWithEnvVariables(t *testing.T) {
  1387. name := "testbuildworkdirwithenvvariables"
  1388. expected := "/test1/test2/$MISSING_VAR"
  1389. defer deleteImages(name)
  1390. _, err := buildImage(name,
  1391. `FROM busybox
  1392. ENV DIRPATH /test1
  1393. ENV SUBDIRNAME test2
  1394. WORKDIR $DIRPATH
  1395. WORKDIR $SUBDIRNAME/$MISSING_VAR`,
  1396. true)
  1397. if err != nil {
  1398. t.Fatal(err)
  1399. }
  1400. res, err := inspectField(name, "Config.WorkingDir")
  1401. if err != nil {
  1402. t.Fatal(err)
  1403. }
  1404. if res != expected {
  1405. t.Fatalf("Workdir %s, expected %s", res, expected)
  1406. }
  1407. logDone("build - workdir with env variables")
  1408. }
  1409. func TestBuildEnv(t *testing.T) {
  1410. name := "testbuildenv"
  1411. expected := "[PATH=/test:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin PORT=2375]"
  1412. defer deleteImages(name)
  1413. _, err := buildImage(name,
  1414. `FROM busybox
  1415. ENV PATH /test:$PATH
  1416. ENV PORT 2375
  1417. RUN [ $(env | grep PORT) = 'PORT=2375' ]`,
  1418. true)
  1419. if err != nil {
  1420. t.Fatal(err)
  1421. }
  1422. res, err := inspectField(name, "Config.Env")
  1423. if err != nil {
  1424. t.Fatal(err)
  1425. }
  1426. if res != expected {
  1427. t.Fatalf("Env %s, expected %s", res, expected)
  1428. }
  1429. logDone("build - env")
  1430. }
  1431. func TestBuildContextCleanup(t *testing.T) {
  1432. name := "testbuildcontextcleanup"
  1433. defer deleteImages(name)
  1434. entries, err := ioutil.ReadDir("/var/lib/docker/tmp")
  1435. if err != nil {
  1436. t.Fatalf("failed to list contents of tmp dir: %s", err)
  1437. }
  1438. _, err = buildImage(name,
  1439. `FROM scratch
  1440. ENTRYPOINT ["/bin/echo"]`,
  1441. true)
  1442. if err != nil {
  1443. t.Fatal(err)
  1444. }
  1445. entriesFinal, err := ioutil.ReadDir("/var/lib/docker/tmp")
  1446. if err != nil {
  1447. t.Fatalf("failed to list contents of tmp dir: %s", err)
  1448. }
  1449. if err = compareDirectoryEntries(entries, entriesFinal); err != nil {
  1450. t.Fatalf("context should have been deleted, but wasn't")
  1451. }
  1452. logDone("build - verify context cleanup works properly")
  1453. }
  1454. func TestBuildContextCleanupFailedBuild(t *testing.T) {
  1455. name := "testbuildcontextcleanup"
  1456. defer deleteImages(name)
  1457. entries, err := ioutil.ReadDir("/var/lib/docker/tmp")
  1458. if err != nil {
  1459. t.Fatalf("failed to list contents of tmp dir: %s", err)
  1460. }
  1461. _, err = buildImage(name,
  1462. `FROM scratch
  1463. RUN /non/existing/command`,
  1464. true)
  1465. if err == nil {
  1466. t.Fatalf("expected build to fail, but it didn't")
  1467. }
  1468. entriesFinal, err := ioutil.ReadDir("/var/lib/docker/tmp")
  1469. if err != nil {
  1470. t.Fatalf("failed to list contents of tmp dir: %s", err)
  1471. }
  1472. if err = compareDirectoryEntries(entries, entriesFinal); err != nil {
  1473. t.Fatalf("context should have been deleted, but wasn't")
  1474. }
  1475. logDone("build - verify context cleanup works properly after a failed build")
  1476. }
  1477. func TestBuildCmd(t *testing.T) {
  1478. name := "testbuildcmd"
  1479. expected := "[/bin/echo Hello World]"
  1480. defer deleteImages(name)
  1481. _, err := buildImage(name,
  1482. `FROM scratch
  1483. CMD ["/bin/echo", "Hello World"]`,
  1484. true)
  1485. if err != nil {
  1486. t.Fatal(err)
  1487. }
  1488. res, err := inspectField(name, "Config.Cmd")
  1489. if err != nil {
  1490. t.Fatal(err)
  1491. }
  1492. if res != expected {
  1493. t.Fatalf("Cmd %s, expected %s", res, expected)
  1494. }
  1495. logDone("build - cmd")
  1496. }
  1497. func TestBuildExpose(t *testing.T) {
  1498. name := "testbuildexpose"
  1499. expected := "map[2375/tcp:map[]]"
  1500. defer deleteImages(name)
  1501. _, err := buildImage(name,
  1502. `FROM scratch
  1503. EXPOSE 2375`,
  1504. true)
  1505. if err != nil {
  1506. t.Fatal(err)
  1507. }
  1508. res, err := inspectField(name, "Config.ExposedPorts")
  1509. if err != nil {
  1510. t.Fatal(err)
  1511. }
  1512. if res != expected {
  1513. t.Fatalf("Exposed ports %s, expected %s", res, expected)
  1514. }
  1515. logDone("build - expose")
  1516. }
  1517. func TestBuildEmptyEntrypointInheritance(t *testing.T) {
  1518. name := "testbuildentrypointinheritance"
  1519. name2 := "testbuildentrypointinheritance2"
  1520. defer deleteImages(name, name2)
  1521. _, err := buildImage(name,
  1522. `FROM busybox
  1523. ENTRYPOINT ["/bin/echo"]`,
  1524. true)
  1525. if err != nil {
  1526. t.Fatal(err)
  1527. }
  1528. res, err := inspectField(name, "Config.Entrypoint")
  1529. if err != nil {
  1530. t.Fatal(err)
  1531. }
  1532. expected := "[/bin/echo]"
  1533. if res != expected {
  1534. t.Fatalf("Entrypoint %s, expected %s", res, expected)
  1535. }
  1536. _, err = buildImage(name2,
  1537. fmt.Sprintf(`FROM %s
  1538. ENTRYPOINT []`, name),
  1539. true)
  1540. if err != nil {
  1541. t.Fatal(err)
  1542. }
  1543. res, err = inspectField(name2, "Config.Entrypoint")
  1544. if err != nil {
  1545. t.Fatal(err)
  1546. }
  1547. expected = "[]"
  1548. if res != expected {
  1549. t.Fatalf("Entrypoint %s, expected %s", res, expected)
  1550. }
  1551. logDone("build - empty entrypoint inheritance")
  1552. }
  1553. func TestBuildEmptyEntrypoint(t *testing.T) {
  1554. name := "testbuildentrypoint"
  1555. defer deleteImages(name)
  1556. expected := "[]"
  1557. _, err := buildImage(name,
  1558. `FROM busybox
  1559. ENTRYPOINT []`,
  1560. true)
  1561. if err != nil {
  1562. t.Fatal(err)
  1563. }
  1564. res, err := inspectField(name, "Config.Entrypoint")
  1565. if err != nil {
  1566. t.Fatal(err)
  1567. }
  1568. if res != expected {
  1569. t.Fatalf("Entrypoint %s, expected %s", res, expected)
  1570. }
  1571. logDone("build - empty entrypoint")
  1572. }
  1573. func TestBuildEntrypoint(t *testing.T) {
  1574. name := "testbuildentrypoint"
  1575. expected := "[/bin/echo]"
  1576. defer deleteImages(name)
  1577. _, err := buildImage(name,
  1578. `FROM scratch
  1579. ENTRYPOINT ["/bin/echo"]`,
  1580. true)
  1581. if err != nil {
  1582. t.Fatal(err)
  1583. }
  1584. res, err := inspectField(name, "Config.Entrypoint")
  1585. if err != nil {
  1586. t.Fatal(err)
  1587. }
  1588. if res != expected {
  1589. t.Fatalf("Entrypoint %s, expected %s", res, expected)
  1590. }
  1591. logDone("build - entrypoint")
  1592. }
  1593. // #6445 ensure ONBUILD triggers aren't committed to grandchildren
  1594. func TestBuildOnBuildLimitedInheritence(t *testing.T) {
  1595. var (
  1596. out2, out3 string
  1597. )
  1598. {
  1599. name1 := "testonbuildtrigger1"
  1600. dockerfile1 := `
  1601. FROM busybox
  1602. RUN echo "GRANDPARENT"
  1603. ONBUILD RUN echo "ONBUILD PARENT"
  1604. `
  1605. ctx, err := fakeContext(dockerfile1, nil)
  1606. if err != nil {
  1607. t.Fatal(err)
  1608. }
  1609. out1, _, err := dockerCmdInDir(t, ctx.Dir, "build", "-t", name1, ".")
  1610. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out1, err))
  1611. defer deleteImages(name1)
  1612. }
  1613. {
  1614. name2 := "testonbuildtrigger2"
  1615. dockerfile2 := `
  1616. FROM testonbuildtrigger1
  1617. `
  1618. ctx, err := fakeContext(dockerfile2, nil)
  1619. if err != nil {
  1620. t.Fatal(err)
  1621. }
  1622. out2, _, err = dockerCmdInDir(t, ctx.Dir, "build", "-t", name2, ".")
  1623. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out2, err))
  1624. defer deleteImages(name2)
  1625. }
  1626. {
  1627. name3 := "testonbuildtrigger3"
  1628. dockerfile3 := `
  1629. FROM testonbuildtrigger2
  1630. `
  1631. ctx, err := fakeContext(dockerfile3, nil)
  1632. if err != nil {
  1633. t.Fatal(err)
  1634. }
  1635. out3, _, err = dockerCmdInDir(t, ctx.Dir, "build", "-t", name3, ".")
  1636. errorOut(err, t, fmt.Sprintf("build failed to complete: %v %v", out3, err))
  1637. defer deleteImages(name3)
  1638. }
  1639. // ONBUILD should be run in second build.
  1640. if !strings.Contains(out2, "ONBUILD PARENT") {
  1641. t.Fatalf("ONBUILD instruction did not run in child of ONBUILD parent")
  1642. }
  1643. // ONBUILD should *not* be run in third build.
  1644. if strings.Contains(out3, "ONBUILD PARENT") {
  1645. t.Fatalf("ONBUILD instruction ran in grandchild of ONBUILD parent")
  1646. }
  1647. logDone("build - onbuild")
  1648. }
  1649. func TestBuildWithCache(t *testing.T) {
  1650. name := "testbuildwithcache"
  1651. defer deleteImages(name)
  1652. id1, err := buildImage(name,
  1653. `FROM scratch
  1654. MAINTAINER dockerio
  1655. EXPOSE 5432
  1656. ENTRYPOINT ["/bin/echo"]`,
  1657. true)
  1658. if err != nil {
  1659. t.Fatal(err)
  1660. }
  1661. id2, err := buildImage(name,
  1662. `FROM scratch
  1663. MAINTAINER dockerio
  1664. EXPOSE 5432
  1665. ENTRYPOINT ["/bin/echo"]`,
  1666. true)
  1667. if err != nil {
  1668. t.Fatal(err)
  1669. }
  1670. if id1 != id2 {
  1671. t.Fatal("The cache should have been used but hasn't.")
  1672. }
  1673. logDone("build - with cache")
  1674. }
  1675. func TestBuildWithoutCache(t *testing.T) {
  1676. name := "testbuildwithoutcache"
  1677. defer deleteImages(name)
  1678. id1, err := buildImage(name,
  1679. `FROM scratch
  1680. MAINTAINER dockerio
  1681. EXPOSE 5432
  1682. ENTRYPOINT ["/bin/echo"]`,
  1683. true)
  1684. if err != nil {
  1685. t.Fatal(err)
  1686. }
  1687. id2, err := buildImage(name,
  1688. `FROM scratch
  1689. MAINTAINER dockerio
  1690. EXPOSE 5432
  1691. ENTRYPOINT ["/bin/echo"]`,
  1692. false)
  1693. if err != nil {
  1694. t.Fatal(err)
  1695. }
  1696. if id1 == id2 {
  1697. t.Fatal("The cache should have been invalided but hasn't.")
  1698. }
  1699. logDone("build - without cache")
  1700. }
  1701. func TestBuildADDLocalFileWithCache(t *testing.T) {
  1702. name := "testbuildaddlocalfilewithcache"
  1703. defer deleteImages(name)
  1704. dockerfile := `
  1705. FROM busybox
  1706. MAINTAINER dockerio
  1707. ADD foo /usr/lib/bla/bar
  1708. RUN [ "$(cat /usr/lib/bla/bar)" = "hello" ]`
  1709. ctx, err := fakeContext(dockerfile, map[string]string{
  1710. "foo": "hello",
  1711. })
  1712. defer ctx.Close()
  1713. if err != nil {
  1714. t.Fatal(err)
  1715. }
  1716. id1, err := buildImageFromContext(name, ctx, true)
  1717. if err != nil {
  1718. t.Fatal(err)
  1719. }
  1720. id2, err := buildImageFromContext(name, ctx, true)
  1721. if err != nil {
  1722. t.Fatal(err)
  1723. }
  1724. if id1 != id2 {
  1725. t.Fatal("The cache should have been used but hasn't.")
  1726. }
  1727. logDone("build - add local file with cache")
  1728. }
  1729. func TestBuildADDMultipleLocalFileWithCache(t *testing.T) {
  1730. name := "testbuildaddmultiplelocalfilewithcache"
  1731. defer deleteImages(name)
  1732. dockerfile := `
  1733. FROM busybox
  1734. MAINTAINER dockerio
  1735. ADD foo Dockerfile /usr/lib/bla/
  1736. RUN [ "$(cat /usr/lib/bla/foo)" = "hello" ]`
  1737. ctx, err := fakeContext(dockerfile, map[string]string{
  1738. "foo": "hello",
  1739. })
  1740. defer ctx.Close()
  1741. if err != nil {
  1742. t.Fatal(err)
  1743. }
  1744. id1, err := buildImageFromContext(name, ctx, true)
  1745. if err != nil {
  1746. t.Fatal(err)
  1747. }
  1748. id2, err := buildImageFromContext(name, ctx, true)
  1749. if err != nil {
  1750. t.Fatal(err)
  1751. }
  1752. if id1 != id2 {
  1753. t.Fatal("The cache should have been used but hasn't.")
  1754. }
  1755. logDone("build - add multiple local files with cache")
  1756. }
  1757. func TestBuildADDLocalFileWithoutCache(t *testing.T) {
  1758. name := "testbuildaddlocalfilewithoutcache"
  1759. defer deleteImages(name)
  1760. dockerfile := `
  1761. FROM busybox
  1762. MAINTAINER dockerio
  1763. ADD foo /usr/lib/bla/bar
  1764. RUN [ "$(cat /usr/lib/bla/bar)" = "hello" ]`
  1765. ctx, err := fakeContext(dockerfile, map[string]string{
  1766. "foo": "hello",
  1767. })
  1768. defer ctx.Close()
  1769. if err != nil {
  1770. t.Fatal(err)
  1771. }
  1772. id1, err := buildImageFromContext(name, ctx, true)
  1773. if err != nil {
  1774. t.Fatal(err)
  1775. }
  1776. id2, err := buildImageFromContext(name, ctx, false)
  1777. if err != nil {
  1778. t.Fatal(err)
  1779. }
  1780. if id1 == id2 {
  1781. t.Fatal("The cache should have been invalided but hasn't.")
  1782. }
  1783. logDone("build - add local file without cache")
  1784. }
  1785. func TestBuildCopyDirButNotFile(t *testing.T) {
  1786. name := "testbuildcopydirbutnotfile"
  1787. defer deleteImages(name)
  1788. dockerfile := `
  1789. FROM scratch
  1790. COPY dir /tmp/`
  1791. ctx, err := fakeContext(dockerfile, map[string]string{
  1792. "dir/foo": "hello",
  1793. })
  1794. defer ctx.Close()
  1795. if err != nil {
  1796. t.Fatal(err)
  1797. }
  1798. id1, err := buildImageFromContext(name, ctx, true)
  1799. if err != nil {
  1800. t.Fatal(err)
  1801. }
  1802. // Check that adding file with similar name doesn't mess with cache
  1803. if err := ctx.Add("dir_file", "hello2"); err != nil {
  1804. t.Fatal(err)
  1805. }
  1806. id2, err := buildImageFromContext(name, ctx, true)
  1807. if err != nil {
  1808. t.Fatal(err)
  1809. }
  1810. if id1 != id2 {
  1811. t.Fatal("The cache should have been used but wasn't")
  1812. }
  1813. logDone("build - add current directory but not file")
  1814. }
  1815. func TestBuildADDCurrentDirWithCache(t *testing.T) {
  1816. name := "testbuildaddcurrentdirwithcache"
  1817. defer deleteImages(name)
  1818. dockerfile := `
  1819. FROM scratch
  1820. MAINTAINER dockerio
  1821. ADD . /usr/lib/bla`
  1822. ctx, err := fakeContext(dockerfile, map[string]string{
  1823. "foo": "hello",
  1824. })
  1825. defer ctx.Close()
  1826. if err != nil {
  1827. t.Fatal(err)
  1828. }
  1829. id1, err := buildImageFromContext(name, ctx, true)
  1830. if err != nil {
  1831. t.Fatal(err)
  1832. }
  1833. // Check that adding file invalidate cache of "ADD ."
  1834. if err := ctx.Add("bar", "hello2"); err != nil {
  1835. t.Fatal(err)
  1836. }
  1837. id2, err := buildImageFromContext(name, ctx, true)
  1838. if err != nil {
  1839. t.Fatal(err)
  1840. }
  1841. if id1 == id2 {
  1842. t.Fatal("The cache should have been invalided but hasn't.")
  1843. }
  1844. // Check that changing file invalidate cache of "ADD ."
  1845. if err := ctx.Add("foo", "hello1"); err != nil {
  1846. t.Fatal(err)
  1847. }
  1848. id3, err := buildImageFromContext(name, ctx, true)
  1849. if err != nil {
  1850. t.Fatal(err)
  1851. }
  1852. if id2 == id3 {
  1853. t.Fatal("The cache should have been invalided but hasn't.")
  1854. }
  1855. // Check that changing file to same content invalidate cache of "ADD ."
  1856. time.Sleep(1 * time.Second) // wait second because of mtime precision
  1857. if err := ctx.Add("foo", "hello1"); err != nil {
  1858. t.Fatal(err)
  1859. }
  1860. id4, err := buildImageFromContext(name, ctx, true)
  1861. if err != nil {
  1862. t.Fatal(err)
  1863. }
  1864. if id3 == id4 {
  1865. t.Fatal("The cache should have been invalided but hasn't.")
  1866. }
  1867. id5, err := buildImageFromContext(name, ctx, true)
  1868. if err != nil {
  1869. t.Fatal(err)
  1870. }
  1871. if id4 != id5 {
  1872. t.Fatal("The cache should have been used but hasn't.")
  1873. }
  1874. logDone("build - add current directory with cache")
  1875. }
  1876. func TestBuildADDCurrentDirWithoutCache(t *testing.T) {
  1877. name := "testbuildaddcurrentdirwithoutcache"
  1878. defer deleteImages(name)
  1879. dockerfile := `
  1880. FROM scratch
  1881. MAINTAINER dockerio
  1882. ADD . /usr/lib/bla`
  1883. ctx, err := fakeContext(dockerfile, map[string]string{
  1884. "foo": "hello",
  1885. })
  1886. defer ctx.Close()
  1887. if err != nil {
  1888. t.Fatal(err)
  1889. }
  1890. id1, err := buildImageFromContext(name, ctx, true)
  1891. if err != nil {
  1892. t.Fatal(err)
  1893. }
  1894. id2, err := buildImageFromContext(name, ctx, false)
  1895. if err != nil {
  1896. t.Fatal(err)
  1897. }
  1898. if id1 == id2 {
  1899. t.Fatal("The cache should have been invalided but hasn't.")
  1900. }
  1901. logDone("build - add current directory without cache")
  1902. }
  1903. func TestBuildADDRemoteFileWithCache(t *testing.T) {
  1904. name := "testbuildaddremotefilewithcache"
  1905. defer deleteImages(name)
  1906. server, err := fakeStorage(map[string]string{
  1907. "baz": "hello",
  1908. })
  1909. if err != nil {
  1910. t.Fatal(err)
  1911. }
  1912. defer server.Close()
  1913. id1, err := buildImage(name,
  1914. fmt.Sprintf(`FROM scratch
  1915. MAINTAINER dockerio
  1916. ADD %s/baz /usr/lib/baz/quux`, server.URL),
  1917. true)
  1918. if err != nil {
  1919. t.Fatal(err)
  1920. }
  1921. id2, err := buildImage(name,
  1922. fmt.Sprintf(`FROM scratch
  1923. MAINTAINER dockerio
  1924. ADD %s/baz /usr/lib/baz/quux`, server.URL),
  1925. true)
  1926. if err != nil {
  1927. t.Fatal(err)
  1928. }
  1929. if id1 != id2 {
  1930. t.Fatal("The cache should have been used but hasn't.")
  1931. }
  1932. logDone("build - add remote file with cache")
  1933. }
  1934. func TestBuildADDRemoteFileWithoutCache(t *testing.T) {
  1935. name := "testbuildaddremotefilewithoutcache"
  1936. defer deleteImages(name)
  1937. server, err := fakeStorage(map[string]string{
  1938. "baz": "hello",
  1939. })
  1940. if err != nil {
  1941. t.Fatal(err)
  1942. }
  1943. defer server.Close()
  1944. id1, err := buildImage(name,
  1945. fmt.Sprintf(`FROM scratch
  1946. MAINTAINER dockerio
  1947. ADD %s/baz /usr/lib/baz/quux`, server.URL),
  1948. true)
  1949. if err != nil {
  1950. t.Fatal(err)
  1951. }
  1952. id2, err := buildImage(name,
  1953. fmt.Sprintf(`FROM scratch
  1954. MAINTAINER dockerio
  1955. ADD %s/baz /usr/lib/baz/quux`, server.URL),
  1956. false)
  1957. if err != nil {
  1958. t.Fatal(err)
  1959. }
  1960. if id1 == id2 {
  1961. t.Fatal("The cache should have been invalided but hasn't.")
  1962. }
  1963. logDone("build - add remote file without cache")
  1964. }
  1965. func TestBuildADDLocalAndRemoteFilesWithCache(t *testing.T) {
  1966. name := "testbuildaddlocalandremotefilewithcache"
  1967. defer deleteImages(name)
  1968. server, err := fakeStorage(map[string]string{
  1969. "baz": "hello",
  1970. })
  1971. if err != nil {
  1972. t.Fatal(err)
  1973. }
  1974. defer server.Close()
  1975. ctx, err := fakeContext(fmt.Sprintf(`FROM scratch
  1976. MAINTAINER dockerio
  1977. ADD foo /usr/lib/bla/bar
  1978. ADD %s/baz /usr/lib/baz/quux`, server.URL),
  1979. map[string]string{
  1980. "foo": "hello world",
  1981. })
  1982. if err != nil {
  1983. t.Fatal(err)
  1984. }
  1985. defer ctx.Close()
  1986. id1, err := buildImageFromContext(name, ctx, true)
  1987. if err != nil {
  1988. t.Fatal(err)
  1989. }
  1990. id2, err := buildImageFromContext(name, ctx, true)
  1991. if err != nil {
  1992. t.Fatal(err)
  1993. }
  1994. if id1 != id2 {
  1995. t.Fatal("The cache should have been used but hasn't.")
  1996. }
  1997. logDone("build - add local and remote file with cache")
  1998. }
  1999. func testContextTar(t *testing.T, compression archive.Compression) {
  2000. ctx, err := fakeContext(
  2001. `FROM busybox
  2002. ADD foo /foo
  2003. CMD ["cat", "/foo"]`,
  2004. map[string]string{
  2005. "foo": "bar",
  2006. },
  2007. )
  2008. defer ctx.Close()
  2009. if err != nil {
  2010. t.Fatal(err)
  2011. }
  2012. context, err := archive.Tar(ctx.Dir, compression)
  2013. if err != nil {
  2014. t.Fatalf("failed to build context tar: %v", err)
  2015. }
  2016. name := "contexttar"
  2017. buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-")
  2018. defer deleteImages(name)
  2019. buildCmd.Stdin = context
  2020. out, exitCode, err := runCommandWithOutput(buildCmd)
  2021. if err != nil || exitCode != 0 {
  2022. t.Fatalf("build failed to complete: %v %v", out, err)
  2023. }
  2024. logDone(fmt.Sprintf("build - build an image with a context tar, compression: %v", compression))
  2025. }
  2026. func TestBuildContextTarGzip(t *testing.T) {
  2027. testContextTar(t, archive.Gzip)
  2028. }
  2029. func TestBuildContextTarNoCompression(t *testing.T) {
  2030. testContextTar(t, archive.Uncompressed)
  2031. }
  2032. func TestBuildNoContext(t *testing.T) {
  2033. buildCmd := exec.Command(dockerBinary, "build", "-t", "nocontext", "-")
  2034. buildCmd.Stdin = strings.NewReader("FROM busybox\nCMD echo ok\n")
  2035. out, exitCode, err := runCommandWithOutput(buildCmd)
  2036. if err != nil || exitCode != 0 {
  2037. t.Fatalf("build failed to complete: %v %v", out, err)
  2038. }
  2039. out, exitCode, err = cmd(t, "run", "nocontext")
  2040. if out != "ok\n" {
  2041. t.Fatalf("run produced invalid output: %q, expected %q", out, "ok")
  2042. }
  2043. deleteImages("nocontext")
  2044. logDone("build - build an image with no context")
  2045. }
  2046. // TODO: TestCaching
  2047. func TestBuildADDLocalAndRemoteFilesWithoutCache(t *testing.T) {
  2048. name := "testbuildaddlocalandremotefilewithoutcache"
  2049. defer deleteImages(name)
  2050. server, err := fakeStorage(map[string]string{
  2051. "baz": "hello",
  2052. })
  2053. if err != nil {
  2054. t.Fatal(err)
  2055. }
  2056. defer server.Close()
  2057. ctx, err := fakeContext(fmt.Sprintf(`FROM scratch
  2058. MAINTAINER dockerio
  2059. ADD foo /usr/lib/bla/bar
  2060. ADD %s/baz /usr/lib/baz/quux`, server.URL),
  2061. map[string]string{
  2062. "foo": "hello world",
  2063. })
  2064. if err != nil {
  2065. t.Fatal(err)
  2066. }
  2067. defer ctx.Close()
  2068. id1, err := buildImageFromContext(name, ctx, true)
  2069. if err != nil {
  2070. t.Fatal(err)
  2071. }
  2072. id2, err := buildImageFromContext(name, ctx, false)
  2073. if err != nil {
  2074. t.Fatal(err)
  2075. }
  2076. if id1 == id2 {
  2077. t.Fatal("The cache should have been invalided but hasn't.")
  2078. }
  2079. logDone("build - add local and remote file without cache")
  2080. }
  2081. func TestBuildWithVolumeOwnership(t *testing.T) {
  2082. name := "testbuildimg"
  2083. defer deleteImages(name)
  2084. _, err := buildImage(name,
  2085. `FROM busybox:latest
  2086. RUN mkdir /test && chown daemon:daemon /test && chmod 0600 /test
  2087. VOLUME /test`,
  2088. true)
  2089. if err != nil {
  2090. t.Fatal(err)
  2091. }
  2092. cmd := exec.Command(dockerBinary, "run", "--rm", "testbuildimg", "ls", "-la", "/test")
  2093. out, _, err := runCommandWithOutput(cmd)
  2094. if err != nil {
  2095. t.Fatal(out, err)
  2096. }
  2097. if expected := "drw-------"; !strings.Contains(out, expected) {
  2098. t.Fatalf("expected %s received %s", expected, out)
  2099. }
  2100. if expected := "daemon daemon"; !strings.Contains(out, expected) {
  2101. t.Fatalf("expected %s received %s", expected, out)
  2102. }
  2103. logDone("build - volume ownership")
  2104. }
  2105. // testing #1405 - config.Cmd does not get cleaned up if
  2106. // utilizing cache
  2107. func TestBuildEntrypointRunCleanup(t *testing.T) {
  2108. name := "testbuildcmdcleanup"
  2109. defer deleteImages(name)
  2110. if _, err := buildImage(name,
  2111. `FROM busybox
  2112. RUN echo "hello"`,
  2113. true); err != nil {
  2114. t.Fatal(err)
  2115. }
  2116. ctx, err := fakeContext(`FROM busybox
  2117. RUN echo "hello"
  2118. ADD foo /foo
  2119. ENTRYPOINT ["/bin/echo"]`,
  2120. map[string]string{
  2121. "foo": "hello",
  2122. })
  2123. defer ctx.Close()
  2124. if err != nil {
  2125. t.Fatal(err)
  2126. }
  2127. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2128. t.Fatal(err)
  2129. }
  2130. res, err := inspectField(name, "Config.Cmd")
  2131. if err != nil {
  2132. t.Fatal(err)
  2133. }
  2134. // Cmd must be cleaned up
  2135. if expected := "<no value>"; res != expected {
  2136. t.Fatalf("Cmd %s, expected %s", res, expected)
  2137. }
  2138. logDone("build - cleanup cmd after RUN")
  2139. }
  2140. func TestBuildForbiddenContextPath(t *testing.T) {
  2141. name := "testbuildforbidpath"
  2142. defer deleteImages(name)
  2143. ctx, err := fakeContext(`FROM scratch
  2144. ADD ../../ test/
  2145. `,
  2146. map[string]string{
  2147. "test.txt": "test1",
  2148. "other.txt": "other",
  2149. })
  2150. defer ctx.Close()
  2151. if err != nil {
  2152. t.Fatal(err)
  2153. }
  2154. expected := "Forbidden path outside the build context: ../../ "
  2155. if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) {
  2156. t.Fatalf("Wrong error: (should contain \"%s\") got:\n%v", expected, err)
  2157. }
  2158. logDone("build - forbidden context path")
  2159. }
  2160. func TestBuildADDFileNotFound(t *testing.T) {
  2161. name := "testbuildaddnotfound"
  2162. defer deleteImages(name)
  2163. ctx, err := fakeContext(`FROM scratch
  2164. ADD foo /usr/local/bar`,
  2165. map[string]string{"bar": "hello"})
  2166. defer ctx.Close()
  2167. if err != nil {
  2168. t.Fatal(err)
  2169. }
  2170. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2171. if !strings.Contains(err.Error(), "foo: no such file or directory") {
  2172. t.Fatalf("Wrong error %v, must be about missing foo file or directory", err)
  2173. }
  2174. } else {
  2175. t.Fatal("Error must not be nil")
  2176. }
  2177. logDone("build - add file not found")
  2178. }
  2179. func TestBuildInheritance(t *testing.T) {
  2180. name := "testbuildinheritance"
  2181. defer deleteImages(name)
  2182. _, err := buildImage(name,
  2183. `FROM scratch
  2184. EXPOSE 2375`,
  2185. true)
  2186. if err != nil {
  2187. t.Fatal(err)
  2188. }
  2189. ports1, err := inspectField(name, "Config.ExposedPorts")
  2190. if err != nil {
  2191. t.Fatal(err)
  2192. }
  2193. _, err = buildImage(name,
  2194. fmt.Sprintf(`FROM %s
  2195. ENTRYPOINT ["/bin/echo"]`, name),
  2196. true)
  2197. if err != nil {
  2198. t.Fatal(err)
  2199. }
  2200. res, err := inspectField(name, "Config.Entrypoint")
  2201. if err != nil {
  2202. t.Fatal(err)
  2203. }
  2204. if expected := "[/bin/echo]"; res != expected {
  2205. t.Fatalf("Entrypoint %s, expected %s", res, expected)
  2206. }
  2207. ports2, err := inspectField(name, "Config.ExposedPorts")
  2208. if err != nil {
  2209. t.Fatal(err)
  2210. }
  2211. if ports1 != ports2 {
  2212. t.Fatalf("Ports must be same: %s != %s", ports1, ports2)
  2213. }
  2214. logDone("build - inheritance")
  2215. }
  2216. func TestBuildFails(t *testing.T) {
  2217. name := "testbuildfails"
  2218. defer deleteImages(name)
  2219. _, err := buildImage(name,
  2220. `FROM busybox
  2221. RUN sh -c "exit 23"`,
  2222. true)
  2223. if err != nil {
  2224. if !strings.Contains(err.Error(), "returned a non-zero code: 23") {
  2225. t.Fatalf("Wrong error %v, must be about non-zero code 23", err)
  2226. }
  2227. } else {
  2228. t.Fatal("Error must not be nil")
  2229. }
  2230. logDone("build - fails")
  2231. }
  2232. func TestBuildFailsDockerfileEmpty(t *testing.T) {
  2233. name := "testbuildfails"
  2234. defer deleteImages(name)
  2235. _, err := buildImage(name, ``, true)
  2236. if err != nil {
  2237. if !strings.Contains(err.Error(), "Dockerfile cannot be empty") {
  2238. t.Fatalf("Wrong error %v, must be about empty Dockerfile", err)
  2239. }
  2240. } else {
  2241. t.Fatal("Error must not be nil")
  2242. }
  2243. logDone("build - fails with empty dockerfile")
  2244. }
  2245. func TestBuildOnBuild(t *testing.T) {
  2246. name := "testbuildonbuild"
  2247. defer deleteImages(name)
  2248. _, err := buildImage(name,
  2249. `FROM busybox
  2250. ONBUILD RUN touch foobar`,
  2251. true)
  2252. if err != nil {
  2253. t.Fatal(err)
  2254. }
  2255. _, err = buildImage(name,
  2256. fmt.Sprintf(`FROM %s
  2257. RUN [ -f foobar ]`, name),
  2258. true)
  2259. if err != nil {
  2260. t.Fatal(err)
  2261. }
  2262. logDone("build - onbuild")
  2263. }
  2264. func TestBuildOnBuildForbiddenChained(t *testing.T) {
  2265. name := "testbuildonbuildforbiddenchained"
  2266. defer deleteImages(name)
  2267. _, err := buildImage(name,
  2268. `FROM busybox
  2269. ONBUILD ONBUILD RUN touch foobar`,
  2270. true)
  2271. if err != nil {
  2272. if !strings.Contains(err.Error(), "Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed") {
  2273. t.Fatalf("Wrong error %v, must be about chaining ONBUILD", err)
  2274. }
  2275. } else {
  2276. t.Fatal("Error must not be nil")
  2277. }
  2278. logDone("build - onbuild forbidden chained")
  2279. }
  2280. func TestBuildOnBuildForbiddenFrom(t *testing.T) {
  2281. name := "testbuildonbuildforbiddenfrom"
  2282. defer deleteImages(name)
  2283. _, err := buildImage(name,
  2284. `FROM busybox
  2285. ONBUILD FROM scratch`,
  2286. true)
  2287. if err != nil {
  2288. if !strings.Contains(err.Error(), "FROM isn't allowed as an ONBUILD trigger") {
  2289. t.Fatalf("Wrong error %v, must be about FROM forbidden", err)
  2290. }
  2291. } else {
  2292. t.Fatal("Error must not be nil")
  2293. }
  2294. logDone("build - onbuild forbidden from")
  2295. }
  2296. func TestBuildOnBuildForbiddenMaintainer(t *testing.T) {
  2297. name := "testbuildonbuildforbiddenmaintainer"
  2298. defer deleteImages(name)
  2299. _, err := buildImage(name,
  2300. `FROM busybox
  2301. ONBUILD MAINTAINER docker.io`,
  2302. true)
  2303. if err != nil {
  2304. if !strings.Contains(err.Error(), "MAINTAINER isn't allowed as an ONBUILD trigger") {
  2305. t.Fatalf("Wrong error %v, must be about MAINTAINER forbidden", err)
  2306. }
  2307. } else {
  2308. t.Fatal("Error must not be nil")
  2309. }
  2310. logDone("build - onbuild forbidden maintainer")
  2311. }
  2312. // gh #2446
  2313. func TestBuildAddToSymlinkDest(t *testing.T) {
  2314. name := "testbuildaddtosymlinkdest"
  2315. defer deleteImages(name)
  2316. ctx, err := fakeContext(`FROM busybox
  2317. RUN mkdir /foo
  2318. RUN ln -s /foo /bar
  2319. ADD foo /bar/
  2320. RUN [ -f /bar/foo ]
  2321. RUN [ -f /foo/foo ]`,
  2322. map[string]string{
  2323. "foo": "hello",
  2324. })
  2325. if err != nil {
  2326. t.Fatal(err)
  2327. }
  2328. defer ctx.Close()
  2329. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2330. t.Fatal(err)
  2331. }
  2332. logDone("build - add to symlink destination")
  2333. }
  2334. func TestBuildEscapeWhitespace(t *testing.T) {
  2335. name := "testbuildescaping"
  2336. defer deleteImages(name)
  2337. _, err := buildImage(name, `
  2338. FROM busybox
  2339. MAINTAINER "Docker \
  2340. IO <io@\
  2341. docker.com>"
  2342. `, true)
  2343. res, err := inspectField(name, "Author")
  2344. if err != nil {
  2345. t.Fatal(err)
  2346. }
  2347. if res != "Docker IO <io@docker.com>" {
  2348. t.Fatal("Parsed string did not match the escaped string")
  2349. }
  2350. logDone("build - validate escaping whitespace")
  2351. }
  2352. func TestBuildDockerignore(t *testing.T) {
  2353. name := "testbuilddockerignore"
  2354. defer deleteImages(name)
  2355. dockerfile := `
  2356. FROM busybox
  2357. ADD . /bla
  2358. RUN [[ -f /bla/src/x.go ]]
  2359. RUN [[ -f /bla/Makefile ]]
  2360. RUN [[ ! -e /bla/src/_vendor ]]
  2361. RUN [[ ! -e /bla/.gitignore ]]
  2362. RUN [[ ! -e /bla/README.md ]]
  2363. RUN [[ ! -e /bla/.git ]]`
  2364. ctx, err := fakeContext(dockerfile, map[string]string{
  2365. "Makefile": "all:",
  2366. ".git/HEAD": "ref: foo",
  2367. "src/x.go": "package main",
  2368. "src/_vendor/v.go": "package main",
  2369. ".gitignore": "",
  2370. "README.md": "readme",
  2371. ".dockerignore": ".git\npkg\n.gitignore\nsrc/_vendor\n*.md",
  2372. })
  2373. defer ctx.Close()
  2374. if err != nil {
  2375. t.Fatal(err)
  2376. }
  2377. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2378. t.Fatal(err)
  2379. }
  2380. logDone("build - test .dockerignore")
  2381. }
  2382. func TestBuildDockerignoringDockerfile(t *testing.T) {
  2383. name := "testbuilddockerignoredockerfile"
  2384. defer deleteImages(name)
  2385. dockerfile := `
  2386. FROM scratch`
  2387. ctx, err := fakeContext(dockerfile, map[string]string{
  2388. "Dockerfile": "FROM scratch",
  2389. ".dockerignore": "Dockerfile\n",
  2390. })
  2391. defer ctx.Close()
  2392. if err != nil {
  2393. t.Fatal(err)
  2394. }
  2395. if _, err = buildImageFromContext(name, ctx, true); err == nil {
  2396. t.Fatalf("Didn't get expected error from ignoring Dockerfile")
  2397. }
  2398. logDone("build - test .dockerignore of Dockerfile")
  2399. }
  2400. func TestBuildDockerignoringWholeDir(t *testing.T) {
  2401. name := "testbuilddockerignorewholedir"
  2402. defer deleteImages(name)
  2403. dockerfile := `
  2404. FROM busybox
  2405. COPY . /
  2406. RUN [[ ! -e /.gitignore ]]
  2407. RUN [[ -f /Makefile ]]`
  2408. ctx, err := fakeContext(dockerfile, map[string]string{
  2409. "Dockerfile": "FROM scratch",
  2410. "Makefile": "all:",
  2411. ".dockerignore": ".*\n",
  2412. })
  2413. defer ctx.Close()
  2414. if err != nil {
  2415. t.Fatal(err)
  2416. }
  2417. if _, err = buildImageFromContext(name, ctx, true); err != nil {
  2418. t.Fatal(err)
  2419. }
  2420. logDone("build - test .dockerignore whole dir with .*")
  2421. }
  2422. func TestBuildLineBreak(t *testing.T) {
  2423. name := "testbuildlinebreak"
  2424. defer deleteImages(name)
  2425. _, err := buildImage(name,
  2426. `FROM busybox
  2427. RUN sh -c 'echo root:testpass \
  2428. > /tmp/passwd'
  2429. RUN mkdir -p /var/run/sshd
  2430. RUN [ "$(cat /tmp/passwd)" = "root:testpass" ]
  2431. RUN [ "$(ls -d /var/run/sshd)" = "/var/run/sshd" ]`,
  2432. true)
  2433. if err != nil {
  2434. t.Fatal(err)
  2435. }
  2436. logDone("build - line break with \\")
  2437. }
  2438. func TestBuildEOLInLine(t *testing.T) {
  2439. name := "testbuildeolinline"
  2440. defer deleteImages(name)
  2441. _, err := buildImage(name,
  2442. `FROM busybox
  2443. RUN sh -c 'echo root:testpass > /tmp/passwd'
  2444. RUN echo "foo \n bar"; echo "baz"
  2445. RUN mkdir -p /var/run/sshd
  2446. RUN [ "$(cat /tmp/passwd)" = "root:testpass" ]
  2447. RUN [ "$(ls -d /var/run/sshd)" = "/var/run/sshd" ]`,
  2448. true)
  2449. if err != nil {
  2450. t.Fatal(err)
  2451. }
  2452. logDone("build - end of line in dockerfile instruction")
  2453. }
  2454. func TestBuildCommentsShebangs(t *testing.T) {
  2455. name := "testbuildcomments"
  2456. defer deleteImages(name)
  2457. _, err := buildImage(name,
  2458. `FROM busybox
  2459. # This is an ordinary comment.
  2460. RUN { echo '#!/bin/sh'; echo 'echo hello world'; } > /hello.sh
  2461. RUN [ ! -x /hello.sh ]
  2462. # comment with line break \
  2463. RUN chmod +x /hello.sh
  2464. RUN [ -x /hello.sh ]
  2465. RUN [ "$(cat /hello.sh)" = $'#!/bin/sh\necho hello world' ]
  2466. RUN [ "$(/hello.sh)" = "hello world" ]`,
  2467. true)
  2468. if err != nil {
  2469. t.Fatal(err)
  2470. }
  2471. logDone("build - comments and shebangs")
  2472. }
  2473. func TestBuildUsersAndGroups(t *testing.T) {
  2474. name := "testbuildusers"
  2475. defer deleteImages(name)
  2476. _, err := buildImage(name,
  2477. `FROM busybox
  2478. # Make sure our defaults work
  2479. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)" = '0:0/root:root' ]
  2480. # TODO decide if "args.user = strconv.Itoa(syscall.Getuid())" is acceptable behavior for changeUser in sysvinit instead of "return nil" when "USER" isn't specified (so that we get the proper group list even if that is the empty list, even in the default case of not supplying an explicit USER to run as, which implies USER 0)
  2481. USER root
  2482. RUN [ "$(id -G):$(id -Gn)" = '0 10:root wheel' ]
  2483. # Setup dockerio user and group
  2484. RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd
  2485. RUN echo 'dockerio:x:1001:' >> /etc/group
  2486. # Make sure we can switch to our user and all the information is exactly as we expect it to be
  2487. USER dockerio
  2488. RUN id -G
  2489. RUN id -Gn
  2490. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ]
  2491. # Switch back to root and double check that worked exactly as we might expect it to
  2492. USER root
  2493. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '0:0/root:root/0 10:root wheel' ]
  2494. # Add a "supplementary" group for our dockerio user
  2495. RUN echo 'supplementary:x:1002:dockerio' >> /etc/group
  2496. # ... and then go verify that we get it like we expect
  2497. USER dockerio
  2498. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001 1002:dockerio supplementary' ]
  2499. USER 1001
  2500. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001 1002:dockerio supplementary' ]
  2501. # super test the new "user:group" syntax
  2502. USER dockerio:dockerio
  2503. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ]
  2504. USER 1001:dockerio
  2505. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ]
  2506. USER dockerio:1001
  2507. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ]
  2508. USER 1001:1001
  2509. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ]
  2510. USER dockerio:supplementary
  2511. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ]
  2512. USER dockerio:1002
  2513. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ]
  2514. USER 1001:supplementary
  2515. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ]
  2516. USER 1001:1002
  2517. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ]
  2518. # make sure unknown uid/gid still works properly
  2519. USER 1042:1043
  2520. RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1042:1043/1042:1043/1043:1043' ]`,
  2521. true)
  2522. if err != nil {
  2523. t.Fatal(err)
  2524. }
  2525. logDone("build - users and groups")
  2526. }
  2527. func TestBuildEnvUsage(t *testing.T) {
  2528. name := "testbuildenvusage"
  2529. defer deleteImages(name)
  2530. dockerfile := `FROM busybox
  2531. ENV HOME /root
  2532. ENV PATH $HOME/bin:$PATH
  2533. ENV PATH /tmp:$PATH
  2534. RUN [ "$PATH" = "/tmp:$HOME/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" ]
  2535. ENV FOO /foo/baz
  2536. ENV BAR /bar
  2537. ENV BAZ $BAR
  2538. ENV FOOPATH $PATH:$FOO
  2539. RUN [ "$BAR" = "$BAZ" ]
  2540. RUN [ "$FOOPATH" = "$PATH:/foo/baz" ]
  2541. ENV FROM hello/docker/world
  2542. ENV TO /docker/world/hello
  2543. ADD $FROM $TO
  2544. RUN [ "$(cat $TO)" = "hello" ]
  2545. `
  2546. ctx, err := fakeContext(dockerfile, map[string]string{
  2547. "hello/docker/world": "hello",
  2548. })
  2549. if err != nil {
  2550. t.Fatal(err)
  2551. }
  2552. _, err = buildImageFromContext(name, ctx, true)
  2553. if err != nil {
  2554. t.Fatal(err)
  2555. }
  2556. logDone("build - environment variables usage")
  2557. }
  2558. func TestBuildAddScript(t *testing.T) {
  2559. name := "testbuildaddscript"
  2560. defer deleteImages(name)
  2561. dockerfile := `
  2562. FROM busybox
  2563. ADD test /test
  2564. RUN ["chmod","+x","/test"]
  2565. RUN ["/test"]
  2566. RUN [ "$(cat /testfile)" = 'test!' ]`
  2567. ctx, err := fakeContext(dockerfile, map[string]string{
  2568. "test": "#!/bin/sh\necho 'test!' > /testfile",
  2569. })
  2570. if err != nil {
  2571. t.Fatal(err)
  2572. }
  2573. _, err = buildImageFromContext(name, ctx, true)
  2574. if err != nil {
  2575. t.Fatal(err)
  2576. }
  2577. logDone("build - add and run script")
  2578. }
  2579. func TestBuildAddTar(t *testing.T) {
  2580. name := "testbuildaddtar"
  2581. defer deleteImages(name)
  2582. ctx := func() *FakeContext {
  2583. dockerfile := `
  2584. FROM busybox
  2585. ADD test.tar /
  2586. RUN cat /test/foo | grep Hi
  2587. ADD test.tar /test.tar
  2588. RUN cat /test.tar/test/foo | grep Hi
  2589. ADD test.tar /unlikely-to-exist
  2590. RUN cat /unlikely-to-exist/test/foo | grep Hi
  2591. ADD test.tar /unlikely-to-exist-trailing-slash/
  2592. RUN cat /unlikely-to-exist-trailing-slash/test/foo | grep Hi
  2593. RUN mkdir /existing-directory
  2594. ADD test.tar /existing-directory
  2595. RUN cat /existing-directory/test/foo | grep Hi
  2596. ADD test.tar /existing-directory-trailing-slash/
  2597. RUN cat /existing-directory-trailing-slash/test/foo | grep Hi`
  2598. tmpDir, err := ioutil.TempDir("", "fake-context")
  2599. testTar, err := os.Create(filepath.Join(tmpDir, "test.tar"))
  2600. if err != nil {
  2601. t.Fatalf("failed to create test.tar archive: %v", err)
  2602. }
  2603. defer testTar.Close()
  2604. tw := tar.NewWriter(testTar)
  2605. if err := tw.WriteHeader(&tar.Header{
  2606. Name: "test/foo",
  2607. Size: 2,
  2608. }); err != nil {
  2609. t.Fatalf("failed to write tar file header: %v", err)
  2610. }
  2611. if _, err := tw.Write([]byte("Hi")); err != nil {
  2612. t.Fatalf("failed to write tar file content: %v", err)
  2613. }
  2614. if err := tw.Close(); err != nil {
  2615. t.Fatalf("failed to close tar archive: %v", err)
  2616. }
  2617. if err := ioutil.WriteFile(filepath.Join(tmpDir, "Dockerfile"), []byte(dockerfile), 0644); err != nil {
  2618. t.Fatalf("failed to open destination dockerfile: %v", err)
  2619. }
  2620. return &FakeContext{Dir: tmpDir}
  2621. }()
  2622. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2623. t.Fatalf("build failed to complete for TestBuildAddTar: %v", err)
  2624. }
  2625. logDone("build - ADD tar")
  2626. }
  2627. func TestBuildAddTarXz(t *testing.T) {
  2628. name := "testbuildaddtarxz"
  2629. defer deleteImages(name)
  2630. ctx := func() *FakeContext {
  2631. dockerfile := `
  2632. FROM busybox
  2633. ADD test.tar.xz /
  2634. RUN cat /test/foo | grep Hi`
  2635. tmpDir, err := ioutil.TempDir("", "fake-context")
  2636. testTar, err := os.Create(filepath.Join(tmpDir, "test.tar"))
  2637. if err != nil {
  2638. t.Fatalf("failed to create test.tar archive: %v", err)
  2639. }
  2640. defer testTar.Close()
  2641. tw := tar.NewWriter(testTar)
  2642. if err := tw.WriteHeader(&tar.Header{
  2643. Name: "test/foo",
  2644. Size: 2,
  2645. }); err != nil {
  2646. t.Fatalf("failed to write tar file header: %v", err)
  2647. }
  2648. if _, err := tw.Write([]byte("Hi")); err != nil {
  2649. t.Fatalf("failed to write tar file content: %v", err)
  2650. }
  2651. if err := tw.Close(); err != nil {
  2652. t.Fatalf("failed to close tar archive: %v", err)
  2653. }
  2654. xzCompressCmd := exec.Command("xz", "test.tar")
  2655. xzCompressCmd.Dir = tmpDir
  2656. out, _, err := runCommandWithOutput(xzCompressCmd)
  2657. if err != nil {
  2658. t.Fatal(err, out)
  2659. }
  2660. if err := ioutil.WriteFile(filepath.Join(tmpDir, "Dockerfile"), []byte(dockerfile), 0644); err != nil {
  2661. t.Fatalf("failed to open destination dockerfile: %v", err)
  2662. }
  2663. return &FakeContext{Dir: tmpDir}
  2664. }()
  2665. defer ctx.Close()
  2666. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2667. t.Fatalf("build failed to complete for TestBuildAddTarXz: %v", err)
  2668. }
  2669. logDone("build - ADD tar.xz")
  2670. }
  2671. func TestBuildAddTarXzGz(t *testing.T) {
  2672. name := "testbuildaddtarxzgz"
  2673. defer deleteImages(name)
  2674. ctx := func() *FakeContext {
  2675. dockerfile := `
  2676. FROM busybox
  2677. ADD test.tar.xz.gz /
  2678. RUN ls /test.tar.xz.gz`
  2679. tmpDir, err := ioutil.TempDir("", "fake-context")
  2680. testTar, err := os.Create(filepath.Join(tmpDir, "test.tar"))
  2681. if err != nil {
  2682. t.Fatalf("failed to create test.tar archive: %v", err)
  2683. }
  2684. defer testTar.Close()
  2685. tw := tar.NewWriter(testTar)
  2686. if err := tw.WriteHeader(&tar.Header{
  2687. Name: "test/foo",
  2688. Size: 2,
  2689. }); err != nil {
  2690. t.Fatalf("failed to write tar file header: %v", err)
  2691. }
  2692. if _, err := tw.Write([]byte("Hi")); err != nil {
  2693. t.Fatalf("failed to write tar file content: %v", err)
  2694. }
  2695. if err := tw.Close(); err != nil {
  2696. t.Fatalf("failed to close tar archive: %v", err)
  2697. }
  2698. xzCompressCmd := exec.Command("xz", "test.tar")
  2699. xzCompressCmd.Dir = tmpDir
  2700. out, _, err := runCommandWithOutput(xzCompressCmd)
  2701. if err != nil {
  2702. t.Fatal(err, out)
  2703. }
  2704. gzipCompressCmd := exec.Command("gzip", "test.tar.xz")
  2705. gzipCompressCmd.Dir = tmpDir
  2706. out, _, err = runCommandWithOutput(gzipCompressCmd)
  2707. if err != nil {
  2708. t.Fatal(err, out)
  2709. }
  2710. if err := ioutil.WriteFile(filepath.Join(tmpDir, "Dockerfile"), []byte(dockerfile), 0644); err != nil {
  2711. t.Fatalf("failed to open destination dockerfile: %v", err)
  2712. }
  2713. return &FakeContext{Dir: tmpDir}
  2714. }()
  2715. defer ctx.Close()
  2716. if _, err := buildImageFromContext(name, ctx, true); err != nil {
  2717. t.Fatalf("build failed to complete for TestBuildAddTarXz: %v", err)
  2718. }
  2719. logDone("build - ADD tar.xz.gz")
  2720. }
  2721. func TestBuildFromGIT(t *testing.T) {
  2722. name := "testbuildfromgit"
  2723. defer deleteImages(name)
  2724. git, err := fakeGIT("repo", map[string]string{
  2725. "Dockerfile": `FROM busybox
  2726. ADD first /first
  2727. RUN [ -f /first ]
  2728. MAINTAINER docker`,
  2729. "first": "test git data",
  2730. })
  2731. if err != nil {
  2732. t.Fatal(err)
  2733. }
  2734. defer git.Close()
  2735. _, err = buildImageFromPath(name, git.RepoURL, true)
  2736. if err != nil {
  2737. t.Fatal(err)
  2738. }
  2739. res, err := inspectField(name, "Author")
  2740. if err != nil {
  2741. t.Fatal(err)
  2742. }
  2743. if res != "docker" {
  2744. t.Fatalf("Maintainer should be docker, got %s", res)
  2745. }
  2746. logDone("build - build from GIT")
  2747. }
  2748. func TestBuildCleanupCmdOnEntrypoint(t *testing.T) {
  2749. name := "testbuildcmdcleanuponentrypoint"
  2750. defer deleteImages(name)
  2751. if _, err := buildImage(name,
  2752. `FROM scratch
  2753. CMD ["test"]
  2754. ENTRYPOINT ["echo"]`,
  2755. true); err != nil {
  2756. t.Fatal(err)
  2757. }
  2758. if _, err := buildImage(name,
  2759. fmt.Sprintf(`FROM %s
  2760. ENTRYPOINT ["cat"]`, name),
  2761. true); err != nil {
  2762. t.Fatal(err)
  2763. }
  2764. res, err := inspectField(name, "Config.Cmd")
  2765. if err != nil {
  2766. t.Fatal(err)
  2767. }
  2768. if expected := "<no value>"; res != expected {
  2769. t.Fatalf("Cmd %s, expected %s", res, expected)
  2770. }
  2771. res, err = inspectField(name, "Config.Entrypoint")
  2772. if err != nil {
  2773. t.Fatal(err)
  2774. }
  2775. if expected := "[cat]"; res != expected {
  2776. t.Fatalf("Entrypoint %s, expected %s", res, expected)
  2777. }
  2778. logDone("build - cleanup cmd on ENTRYPOINT")
  2779. }
  2780. func TestBuildClearCmd(t *testing.T) {
  2781. name := "testbuildclearcmd"
  2782. defer deleteImages(name)
  2783. _, err := buildImage(name,
  2784. `From scratch
  2785. ENTRYPOINT ["/bin/bash"]
  2786. CMD []`,
  2787. true)
  2788. if err != nil {
  2789. t.Fatal(err)
  2790. }
  2791. res, err := inspectFieldJSON(name, "Config.Cmd")
  2792. if err != nil {
  2793. t.Fatal(err)
  2794. }
  2795. if res != "[]" {
  2796. t.Fatalf("Cmd %s, expected %s", res, "[]")
  2797. }
  2798. logDone("build - clearcmd")
  2799. }
  2800. func TestBuildEmptyCmd(t *testing.T) {
  2801. name := "testbuildemptycmd"
  2802. defer deleteImages(name)
  2803. if _, err := buildImage(name, "FROM scratch\nMAINTAINER quux\n", true); err != nil {
  2804. t.Fatal(err)
  2805. }
  2806. res, err := inspectFieldJSON(name, "Config.Cmd")
  2807. if err != nil {
  2808. t.Fatal(err)
  2809. }
  2810. if res != "null" {
  2811. t.Fatalf("Cmd %s, expected %s", res, "null")
  2812. }
  2813. logDone("build - empty cmd")
  2814. }
  2815. func TestBuildOnBuildOutput(t *testing.T) {
  2816. name := "testbuildonbuildparent"
  2817. defer deleteImages(name)
  2818. if _, err := buildImage(name, "FROM busybox\nONBUILD RUN echo foo\n", true); err != nil {
  2819. t.Fatal(err)
  2820. }
  2821. childname := "testbuildonbuildchild"
  2822. defer deleteImages(childname)
  2823. _, out, err := buildImageWithOut(name, "FROM "+name+"\nMAINTAINER quux\n", true)
  2824. if err != nil {
  2825. t.Fatal(err)
  2826. }
  2827. if !strings.Contains(out, "Trigger 0, RUN echo foo") {
  2828. t.Fatal("failed to find the ONBUILD output", out)
  2829. }
  2830. logDone("build - onbuild output")
  2831. }
  2832. func TestBuildInvalidTag(t *testing.T) {
  2833. name := "abcd:" + makeRandomString(200)
  2834. defer deleteImages(name)
  2835. _, out, err := buildImageWithOut(name, "FROM scratch\nMAINTAINER quux\n", true)
  2836. // if the error doesnt check for illegal tag name, or the image is built
  2837. // then this should fail
  2838. if !strings.Contains(out, "Illegal tag name") || strings.Contains(out, "Sending build context to Docker daemon") {
  2839. t.Fatalf("failed to stop before building. Error: %s, Output: %s", err, out)
  2840. }
  2841. logDone("build - invalid tag")
  2842. }
  2843. func TestBuildCmdShDashC(t *testing.T) {
  2844. name := "testbuildcmdshc"
  2845. defer deleteImages(name)
  2846. if _, err := buildImage(name, "FROM busybox\nCMD echo cmd\n", true); err != nil {
  2847. t.Fatal(err)
  2848. }
  2849. res, err := inspectFieldJSON(name, "Config.Cmd")
  2850. if err != nil {
  2851. t.Fatal(err, res)
  2852. }
  2853. expected := `["/bin/sh","-c","echo cmd"]`
  2854. if res != expected {
  2855. t.Fatalf("Expected value %s not in Config.Cmd: %s", expected, res)
  2856. }
  2857. logDone("build - cmd should have sh -c for non-json")
  2858. }
  2859. func TestBuildCmdJSONNoShDashC(t *testing.T) {
  2860. name := "testbuildcmdjson"
  2861. defer deleteImages(name)
  2862. if _, err := buildImage(name, "FROM busybox\nCMD [\"echo\", \"cmd\"]", true); err != nil {
  2863. t.Fatal(err)
  2864. }
  2865. res, err := inspectFieldJSON(name, "Config.Cmd")
  2866. if err != nil {
  2867. t.Fatal(err, res)
  2868. }
  2869. expected := `["echo","cmd"]`
  2870. if res != expected {
  2871. t.Fatalf("Expected value %s not in Config.Cmd: %s", expected, res)
  2872. }
  2873. logDone("build - cmd should not have /bin/sh -c for json")
  2874. }
  2875. func TestBuildIgnoreInvalidInstruction(t *testing.T) {
  2876. name := "testbuildignoreinvalidinstruction"
  2877. defer deleteImages(name)
  2878. out, _, err := buildImageWithOut(name, "FROM busybox\nfoo bar", true)
  2879. if err != nil {
  2880. t.Fatal(err, out)
  2881. }
  2882. logDone("build - ignore invalid Dockerfile instruction")
  2883. }
  2884. func TestBuildEntrypointInheritance(t *testing.T) {
  2885. defer deleteImages("parent", "child")
  2886. if _, err := buildImage("parent", `
  2887. FROM busybox
  2888. ENTRYPOINT exit 130
  2889. `, true); err != nil {
  2890. t.Fatal(err)
  2891. }
  2892. status, _ := runCommand(exec.Command(dockerBinary, "run", "parent"))
  2893. if status != 130 {
  2894. t.Fatalf("expected exit code 130 but received %d", status)
  2895. }
  2896. if _, err := buildImage("child", `
  2897. FROM parent
  2898. ENTRYPOINT exit 5
  2899. `, true); err != nil {
  2900. t.Fatal(err)
  2901. }
  2902. status, _ = runCommand(exec.Command(dockerBinary, "run", "child"))
  2903. if status != 5 {
  2904. t.Fatal("expected exit code 5 but received %d", status)
  2905. }
  2906. logDone("build - clear entrypoint")
  2907. }
  2908. func TestBuildEntrypointInheritanceInspect(t *testing.T) {
  2909. var (
  2910. name = "testbuildepinherit"
  2911. name2 = "testbuildepinherit2"
  2912. expected = `["/bin/sh","-c","echo quux"]`
  2913. )
  2914. defer deleteImages(name, name2)
  2915. if _, err := buildImage(name, "FROM busybox\nENTRYPOINT /foo/bar", true); err != nil {
  2916. t.Fatal(err)
  2917. }
  2918. if _, err := buildImage(name2, fmt.Sprintf("FROM %s\nENTRYPOINT echo quux", name), true); err != nil {
  2919. t.Fatal(err)
  2920. }
  2921. res, err := inspectFieldJSON(name2, "Config.Entrypoint")
  2922. if err != nil {
  2923. t.Fatal(err, res)
  2924. }
  2925. if res != expected {
  2926. t.Fatalf("Expected value %s not in Config.Entrypoint: %s", expected, res)
  2927. }
  2928. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", "-t", name2))
  2929. if err != nil {
  2930. t.Fatal(err, out)
  2931. }
  2932. expected = "quux"
  2933. if strings.TrimSpace(out) != expected {
  2934. t.Fatalf("Expected output is %s, got %s", expected, out)
  2935. }
  2936. logDone("build - entrypoint override inheritance properly")
  2937. }
  2938. func TestBuildRunShEntrypoint(t *testing.T) {
  2939. name := "testbuildentrypoint"
  2940. defer deleteImages(name)
  2941. _, err := buildImage(name,
  2942. `FROM busybox
  2943. ENTRYPOINT /bin/echo`,
  2944. true)
  2945. if err != nil {
  2946. t.Fatal(err)
  2947. }
  2948. out, _, err := runCommandWithOutput(exec.Command(dockerBinary, "run", name))
  2949. if err != nil {
  2950. t.Fatal(err, out)
  2951. }
  2952. logDone("build - entrypoint with /bin/echo running successfully")
  2953. }
  2954. func TestBuildExoticShellInterpolation(t *testing.T) {
  2955. name := "testbuildexoticshellinterpolation"
  2956. defer deleteImages(name)
  2957. _, err := buildImage(name, `
  2958. FROM busybox
  2959. ENV SOME_VAR a.b.c
  2960. RUN [ "$SOME_VAR" = 'a.b.c' ]
  2961. RUN [ "${SOME_VAR}" = 'a.b.c' ]
  2962. RUN [ "${SOME_VAR%.*}" = 'a.b' ]
  2963. RUN [ "${SOME_VAR%%.*}" = 'a' ]
  2964. RUN [ "${SOME_VAR#*.}" = 'b.c' ]
  2965. RUN [ "${SOME_VAR##*.}" = 'c' ]
  2966. RUN [ "${SOME_VAR/c/d}" = 'a.b.d' ]
  2967. RUN [ "${#SOME_VAR}" = '5' ]
  2968. RUN [ "${SOME_UNSET_VAR:-$SOME_VAR}" = 'a.b.c' ]
  2969. RUN [ "${SOME_VAR:+Version: ${SOME_VAR}}" = 'Version: a.b.c' ]
  2970. RUN [ "${SOME_UNSET_VAR:+${SOME_VAR}}" = '' ]
  2971. RUN [ "${SOME_UNSET_VAR:-${SOME_VAR:-d.e.f}}" = 'a.b.c' ]
  2972. `, false)
  2973. if err != nil {
  2974. t.Fatal(err)
  2975. }
  2976. logDone("build - exotic shell interpolation")
  2977. }
  2978. func TestBuildSymlinkBreakout(t *testing.T) {
  2979. name := "testbuildsymlinkbreakout"
  2980. tmpdir, err := ioutil.TempDir("", name)
  2981. if err != nil {
  2982. t.Fatal(err)
  2983. }
  2984. defer os.RemoveAll(tmpdir)
  2985. ctx := filepath.Join(tmpdir, "context")
  2986. if err := os.MkdirAll(ctx, 0755); err != nil {
  2987. t.Fatal(err)
  2988. }
  2989. if err := ioutil.WriteFile(filepath.Join(ctx, "Dockerfile"), []byte(`
  2990. from busybox
  2991. add symlink.tar /
  2992. add inject /symlink/
  2993. `), 0644); err != nil {
  2994. t.Fatal(err)
  2995. }
  2996. inject := filepath.Join(ctx, "inject")
  2997. if err := ioutil.WriteFile(inject, nil, 0644); err != nil {
  2998. t.Fatal(err)
  2999. }
  3000. f, err := os.Create(filepath.Join(ctx, "symlink.tar"))
  3001. if err != nil {
  3002. t.Fatal(err)
  3003. }
  3004. w := tar.NewWriter(f)
  3005. w.WriteHeader(&tar.Header{
  3006. Name: "symlink2",
  3007. Typeflag: tar.TypeSymlink,
  3008. Linkname: "/../../../../../../../../../../../../../../",
  3009. Uid: os.Getuid(),
  3010. Gid: os.Getgid(),
  3011. })
  3012. w.WriteHeader(&tar.Header{
  3013. Name: "symlink",
  3014. Typeflag: tar.TypeSymlink,
  3015. Linkname: filepath.Join("symlink2", tmpdir),
  3016. Uid: os.Getuid(),
  3017. Gid: os.Getgid(),
  3018. })
  3019. w.Close()
  3020. f.Close()
  3021. if _, err := buildImageFromContext(name, &FakeContext{Dir: ctx}, false); err != nil {
  3022. t.Fatal(err)
  3023. }
  3024. if _, err := os.Lstat(filepath.Join(tmpdir, "inject")); err == nil {
  3025. t.Fatal("symlink breakout - inject")
  3026. } else if !os.IsNotExist(err) {
  3027. t.Fatalf("unexpected error: %v", err)
  3028. }
  3029. logDone("build - symlink breakout")
  3030. }