package main import ( "archive/tar" "bufio" "bytes" "encoding/json" "fmt" "io/ioutil" "os" "os/exec" "path/filepath" "reflect" "regexp" "runtime" "strconv" "strings" "text/template" "time" "github.com/docker/docker/builder/command" "github.com/docker/docker/pkg/archive" "github.com/docker/docker/pkg/stringutils" "github.com/go-check/check" ) func (s *DockerSuite) TestBuildJSONEmptyRun(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildjsonemptyrun" _, err := buildImage( name, ` FROM busybox RUN [] `, true) if err != nil { c.Fatal("error when dealing with a RUN statement with empty JSON array") } } func (s *DockerSuite) TestBuildEmptyWhitespace(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildemptywhitespace" _, err := buildImage( name, ` FROM busybox COPY quux \ bar `, true) if err == nil { c.Fatal("no error when dealing with a COPY statement with no content on the same line") } } func (s *DockerSuite) TestBuildShCmdJSONEntrypoint(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildshcmdjsonentrypoint" _, err := buildImage( name, ` FROM busybox ENTRYPOINT ["/bin/echo"] CMD echo test `, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "--rm", name) if strings.TrimSpace(out) != "/bin/sh -c echo test" { c.Fatalf("CMD did not contain /bin/sh -c : %s", out) } } func (s *DockerSuite) TestBuildEnvironmentReplacementUser(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvironmentreplacement" _, err := buildImage(name, ` FROM scratch ENV user foo USER ${user} `, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.User") if err != nil { c.Fatal(err) } if res != `"foo"` { c.Fatal("User foo from environment not in Config.User on image") } } func (s *DockerSuite) TestBuildEnvironmentReplacementVolume(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvironmentreplacement" _, err := buildImage(name, ` FROM scratch ENV volume /quux VOLUME ${volume} `, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Volumes") if err != nil { c.Fatal(err) } var volumes map[string]interface{} if err := json.Unmarshal([]byte(res), &volumes); err != nil { c.Fatal(err) } if _, ok := volumes["/quux"]; !ok { c.Fatal("Volume /quux from environment not in Config.Volumes on image") } } func (s *DockerSuite) TestBuildEnvironmentReplacementExpose(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvironmentreplacement" _, err := buildImage(name, ` FROM scratch ENV port 80 EXPOSE ${port} `, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.ExposedPorts") if err != nil { c.Fatal(err) } var exposedPorts map[string]interface{} if err := json.Unmarshal([]byte(res), &exposedPorts); err != nil { c.Fatal(err) } if _, ok := exposedPorts["80/tcp"]; !ok { c.Fatal("Exposed port 80 from environment not in Config.ExposedPorts on image") } } func (s *DockerSuite) TestBuildEnvironmentReplacementWorkdir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvironmentreplacement" _, err := buildImage(name, ` FROM busybox ENV MYWORKDIR /work RUN mkdir ${MYWORKDIR} WORKDIR ${MYWORKDIR} `, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEnvironmentReplacementAddCopy(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvironmentreplacement" ctx, err := fakeContext(` FROM scratch ENV baz foo ENV quux bar ENV dot . ENV fee fff ENV gee ggg ADD ${baz} ${dot} COPY ${quux} ${dot} ADD ${zzz:-${fee}} ${dot} COPY ${zzz:-${gee}} ${dot} `, map[string]string{ "foo": "test1", "bar": "test2", "fff": "test3", "ggg": "test4", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEnvironmentReplacementEnv(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvironmentreplacement" _, err := buildImage(name, ` FROM busybox ENV foo zzz ENV bar ${foo} ENV abc1='$foo' ENV env1=$foo env2=${foo} env3="$foo" env4="${foo}" RUN [ "$abc1" = '$foo' ] && (echo "$abc1" | grep -q foo) ENV abc2="\$foo" RUN [ "$abc2" = '$foo' ] && (echo "$abc2" | grep -q foo) ENV abc3 '$foo' RUN [ "$abc3" = '$foo' ] && (echo "$abc3" | grep -q foo) ENV abc4 "\$foo" RUN [ "$abc4" = '$foo' ] && (echo "$abc4" | grep -q foo) `, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Env") if err != nil { c.Fatal(err) } envResult := []string{} if err = unmarshalJSON([]byte(res), &envResult); err != nil { c.Fatal(err) } found := false envCount := 0 for _, env := range envResult { parts := strings.SplitN(env, "=", 2) if parts[0] == "bar" { found = true if parts[1] != "zzz" { c.Fatalf("Could not find replaced var for env `bar`: got %q instead of `zzz`", parts[1]) } } else if strings.HasPrefix(parts[0], "env") { envCount++ if parts[1] != "zzz" { c.Fatalf("%s should be 'foo' but instead its %q", parts[0], parts[1]) } } else if strings.HasPrefix(parts[0], "env") { envCount++ if parts[1] != "foo" { c.Fatalf("%s should be 'foo' but instead its %q", parts[0], parts[1]) } } } if !found { c.Fatal("Never found the `bar` env variable") } if envCount != 4 { c.Fatalf("Didn't find all env vars - only saw %d\n%s", envCount, envResult) } } func (s *DockerSuite) TestBuildHandleEscapes(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildhandleescapes" _, err := buildImage(name, ` FROM scratch ENV FOO bar VOLUME ${FOO} `, true) if err != nil { c.Fatal(err) } var result map[string]map[string]struct{} res, err := inspectFieldJSON(name, "Config.Volumes") if err != nil { c.Fatal(err) } if err = unmarshalJSON([]byte(res), &result); err != nil { c.Fatal(err) } if _, ok := result["bar"]; !ok { c.Fatal("Could not find volume bar set from env foo in volumes table") } deleteImages(name) _, err = buildImage(name, ` FROM scratch ENV FOO bar VOLUME \${FOO} `, true) if err != nil { c.Fatal(err) } res, err = inspectFieldJSON(name, "Config.Volumes") if err != nil { c.Fatal(err) } if err = unmarshalJSON([]byte(res), &result); err != nil { c.Fatal(err) } if _, ok := result["${FOO}"]; !ok { c.Fatal("Could not find volume ${FOO} set from env foo in volumes table") } deleteImages(name) // this test in particular provides *7* backslashes and expects 6 to come back. // Like above, the first escape is swallowed and the rest are treated as // literals, this one is just less obvious because of all the character noise. _, err = buildImage(name, ` FROM scratch ENV FOO bar VOLUME \\\\\\\${FOO} `, true) if err != nil { c.Fatal(err) } res, err = inspectFieldJSON(name, "Config.Volumes") if err != nil { c.Fatal(err) } if err = unmarshalJSON([]byte(res), &result); err != nil { c.Fatal(err) } if _, ok := result[`\\\${FOO}`]; !ok { c.Fatal(`Could not find volume \\\${FOO} set from env foo in volumes table`, result) } } func (s *DockerSuite) TestBuildOnBuildLowercase(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildlowercase" name2 := "testbuildonbuildlowercase2" _, err := buildImage(name, ` FROM busybox onbuild run echo quux `, true) if err != nil { c.Fatal(err) } _, out, err := buildImageWithOut(name2, fmt.Sprintf(` FROM %s `, name), true) if err != nil { c.Fatal(err) } if !strings.Contains(out, "quux") { c.Fatalf("Did not receive the expected echo text, got %s", out) } if strings.Contains(out, "ONBUILD ONBUILD") { c.Fatalf("Got an ONBUILD ONBUILD error with no error: got %s", out) } } func (s *DockerSuite) TestBuildEnvEscapes(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvescapes" _, err := buildImage(name, ` FROM busybox ENV TEST foo CMD echo \$ `, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "-t", name) if strings.TrimSpace(out) != "$" { c.Fatalf("Env TEST was not overwritten with bar when foo was supplied to dockerfile: was %q", strings.TrimSpace(out)) } } func (s *DockerSuite) TestBuildEnvOverwrite(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvoverwrite" _, err := buildImage(name, ` FROM busybox ENV TEST foo CMD echo ${TEST} `, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "-e", "TEST=bar", "-t", name) if strings.TrimSpace(out) != "bar" { c.Fatalf("Env TEST was not overwritten with bar when foo was supplied to dockerfile: was %q", strings.TrimSpace(out)) } } func (s *DockerSuite) TestBuildOnBuildForbiddenMaintainerInSourceImage(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildforbiddenmaintainerinsourceimage" out, _ := dockerCmd(c, "create", "busybox", "true") cleanedContainerID := strings.TrimSpace(out) dockerCmd(c, "commit", "--run", "{\"OnBuild\":[\"MAINTAINER docker.io\"]}", cleanedContainerID, "onbuild") _, err := buildImage(name, `FROM onbuild`, true) if err != nil { if !strings.Contains(err.Error(), "maintainer isn't allowed as an ONBUILD trigger") { c.Fatalf("Wrong error %v, must be about MAINTAINER and ONBUILD in source image", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildOnBuildForbiddenFromInSourceImage(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildforbiddenfrominsourceimage" out, _ := dockerCmd(c, "create", "busybox", "true") cleanedContainerID := strings.TrimSpace(out) dockerCmd(c, "commit", "--run", "{\"OnBuild\":[\"FROM busybox\"]}", cleanedContainerID, "onbuild") _, err := buildImage(name, `FROM onbuild`, true) if err != nil { if !strings.Contains(err.Error(), "from isn't allowed as an ONBUILD trigger") { c.Fatalf("Wrong error %v, must be about FROM and ONBUILD in source image", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildOnBuildForbiddenChainedInSourceImage(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildforbiddenchainedinsourceimage" out, _ := dockerCmd(c, "create", "busybox", "true") cleanedContainerID := strings.TrimSpace(out) dockerCmd(c, "commit", "--run", "{\"OnBuild\":[\"ONBUILD RUN ls\"]}", cleanedContainerID, "onbuild") _, err := buildImage(name, `FROM onbuild`, true) if err != nil { if !strings.Contains(err.Error(), "Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed") { c.Fatalf("Wrong error %v, must be about chaining ONBUILD in source image", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildOnBuildCmdEntrypointJSON(c *check.C) { testRequires(c, DaemonIsLinux) name1 := "onbuildcmd" name2 := "onbuildgenerated" _, err := buildImage(name1, ` FROM busybox ONBUILD CMD ["hello world"] ONBUILD ENTRYPOINT ["echo"] ONBUILD RUN ["true"]`, false) if err != nil { c.Fatal(err) } _, err = buildImage(name2, fmt.Sprintf(`FROM %s`, name1), false) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "-t", name2) if !regexp.MustCompile(`(?m)^hello world`).MatchString(out) { c.Fatal("did not get echo output from onbuild", out) } } func (s *DockerSuite) TestBuildOnBuildEntrypointJSON(c *check.C) { testRequires(c, DaemonIsLinux) name1 := "onbuildcmd" name2 := "onbuildgenerated" _, err := buildImage(name1, ` FROM busybox ONBUILD ENTRYPOINT ["echo"]`, false) if err != nil { c.Fatal(err) } _, err = buildImage(name2, fmt.Sprintf("FROM %s\nCMD [\"hello world\"]\n", name1), false) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "-t", name2) if !regexp.MustCompile(`(?m)^hello world`).MatchString(out) { c.Fatal("got malformed output from onbuild", out) } } func (s *DockerSuite) TestBuildCacheAdd(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildtwoimageswithadd" server, err := fakeStorage(map[string]string{ "robots.txt": "hello", "index.html": "world", }) if err != nil { c.Fatal(err) } defer server.Close() if _, err := buildImage(name, fmt.Sprintf(`FROM scratch ADD %s/robots.txt /`, server.URL()), true); err != nil { c.Fatal(err) } if err != nil { c.Fatal(err) } deleteImages(name) _, out, err := buildImageWithOut(name, fmt.Sprintf(`FROM scratch ADD %s/index.html /`, server.URL()), true) if err != nil { c.Fatal(err) } if strings.Contains(out, "Using cache") { c.Fatal("2nd build used cache on ADD, it shouldn't") } } func (s *DockerSuite) TestBuildLastModified(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildlastmodified" server, err := fakeStorage(map[string]string{ "file": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() var out, out2 string dFmt := `FROM busybox ADD %s/file / RUN ls -le /file` dockerfile := fmt.Sprintf(dFmt, server.URL()) if _, out, err = buildImageWithOut(name, dockerfile, false); err != nil { c.Fatal(err) } originMTime := regexp.MustCompile(`root.*/file.*\n`).FindString(out) // Make sure our regexp is correct if strings.Index(originMTime, "/file") < 0 { c.Fatalf("Missing ls info on 'file':\n%s", out) } // Build it again and make sure the mtime of the file didn't change. // Wait a few seconds to make sure the time changed enough to notice time.Sleep(2 * time.Second) if _, out2, err = buildImageWithOut(name, dockerfile, false); err != nil { c.Fatal(err) } newMTime := regexp.MustCompile(`root.*/file.*\n`).FindString(out2) if newMTime != originMTime { c.Fatalf("MTime changed:\nOrigin:%s\nNew:%s", originMTime, newMTime) } // Now 'touch' the file and make sure the timestamp DID change this time // Create a new fakeStorage instead of just using Add() to help windows server, err = fakeStorage(map[string]string{ "file": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() dockerfile = fmt.Sprintf(dFmt, server.URL()) if _, out2, err = buildImageWithOut(name, dockerfile, false); err != nil { c.Fatal(err) } newMTime = regexp.MustCompile(`root.*/file.*\n`).FindString(out2) if newMTime == originMTime { c.Fatalf("MTime didn't change:\nOrigin:%s\nNew:%s", originMTime, newMTime) } } func (s *DockerSuite) TestBuildSixtySteps(c *check.C) { testRequires(c, DaemonIsLinux) name := "foobuildsixtysteps" ctx, err := fakeContext("FROM scratch\n"+strings.Repeat("ADD foo /\n", 60), map[string]string{ "foo": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddSingleFileToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddimg" ctx, err := fakeContext(fmt.Sprintf(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio /exists ADD test_file / RUN [ $(ls -l /test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /test_file | awk '{print $1}') = '%s' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, expectedFileChmod), map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } // Issue #3960: "ADD src ." hangs func (s *DockerSuite) TestBuildAddSingleFileToWorkdir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddsinglefiletoworkdir" ctx, err := fakeContext(`FROM busybox ADD test_file .`, map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() errChan := make(chan error) go func() { _, err := buildImageFromContext(name, ctx, true) errChan <- err close(errChan) }() select { case <-time.After(5 * time.Second): c.Fatal("Build with adding to workdir timed out") case err := <-errChan: c.Assert(err, check.IsNil) } } func (s *DockerSuite) TestBuildAddSingleFileToExistDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddsinglefiletoexistdir" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN mkdir /exists RUN touch /exists/exists_file RUN chown -R dockerio.dockerio /exists ADD test_file /exists/ RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyAddMultipleFiles(c *check.C) { testRequires(c, DaemonIsLinux) server, err := fakeStorage(map[string]string{ "robots.txt": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() name := "testcopymultiplefilestofile" ctx, err := fakeContext(fmt.Sprintf(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN mkdir /exists RUN touch /exists/exists_file RUN chown -R dockerio.dockerio /exists COPY test_file1 test_file2 /exists/ ADD test_file3 test_file4 %s/robots.txt /exists/ RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/test_file1 | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/test_file2 | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/test_file3 | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/test_file4 | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/robots.txt | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ] `, server.URL()), map[string]string{ "test_file1": "test1", "test_file2": "test2", "test_file3": "test3", "test_file4": "test4", }) defer ctx.Close() if err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddMultipleFilesToFile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddmultiplefilestofile" ctx, err := fakeContext(`FROM scratch ADD file1.txt file2.txt test `, map[string]string{ "file1.txt": "test1", "file2.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using ADD with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildJSONAddMultipleFilesToFile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testjsonaddmultiplefilestofile" ctx, err := fakeContext(`FROM scratch ADD ["file1.txt", "file2.txt", "test"] `, map[string]string{ "file1.txt": "test1", "file2.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using ADD with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildAddMultipleFilesToFileWild(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddmultiplefilestofilewild" ctx, err := fakeContext(`FROM scratch ADD file*.txt test `, map[string]string{ "file1.txt": "test1", "file2.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using ADD with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildJSONAddMultipleFilesToFileWild(c *check.C) { testRequires(c, DaemonIsLinux) name := "testjsonaddmultiplefilestofilewild" ctx, err := fakeContext(`FROM scratch ADD ["file*.txt", "test"] `, map[string]string{ "file1.txt": "test1", "file2.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using ADD with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildCopyMultipleFilesToFile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopymultiplefilestofile" ctx, err := fakeContext(`FROM scratch COPY file1.txt file2.txt test `, map[string]string{ "file1.txt": "test1", "file2.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using COPY with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildJSONCopyMultipleFilesToFile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testjsoncopymultiplefilestofile" ctx, err := fakeContext(`FROM scratch COPY ["file1.txt", "file2.txt", "test"] `, map[string]string{ "file1.txt": "test1", "file2.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using COPY with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildAddFileWithWhitespace(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddfilewithwhitespace" ctx, err := fakeContext(`FROM busybox RUN mkdir "/test dir" RUN mkdir "/test_dir" ADD [ "test file1", "/test_file1" ] ADD [ "test_file2", "/test file2" ] ADD [ "test file3", "/test file3" ] ADD [ "test dir/test_file4", "/test_dir/test_file4" ] ADD [ "test_dir/test_file5", "/test dir/test_file5" ] ADD [ "test dir/test_file6", "/test dir/test_file6" ] RUN [ $(cat "/test_file1") = 'test1' ] RUN [ $(cat "/test file2") = 'test2' ] RUN [ $(cat "/test file3") = 'test3' ] RUN [ $(cat "/test_dir/test_file4") = 'test4' ] RUN [ $(cat "/test dir/test_file5") = 'test5' ] RUN [ $(cat "/test dir/test_file6") = 'test6' ]`, map[string]string{ "test file1": "test1", "test_file2": "test2", "test file3": "test3", "test dir/test_file4": "test4", "test_dir/test_file5": "test5", "test dir/test_file6": "test6", }) defer ctx.Close() if err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyFileWithWhitespace(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopyfilewithwhitespace" ctx, err := fakeContext(`FROM busybox RUN mkdir "/test dir" RUN mkdir "/test_dir" COPY [ "test file1", "/test_file1" ] COPY [ "test_file2", "/test file2" ] COPY [ "test file3", "/test file3" ] COPY [ "test dir/test_file4", "/test_dir/test_file4" ] COPY [ "test_dir/test_file5", "/test dir/test_file5" ] COPY [ "test dir/test_file6", "/test dir/test_file6" ] RUN [ $(cat "/test_file1") = 'test1' ] RUN [ $(cat "/test file2") = 'test2' ] RUN [ $(cat "/test file3") = 'test3' ] RUN [ $(cat "/test_dir/test_file4") = 'test4' ] RUN [ $(cat "/test dir/test_file5") = 'test5' ] RUN [ $(cat "/test dir/test_file6") = 'test6' ]`, map[string]string{ "test file1": "test1", "test_file2": "test2", "test file3": "test3", "test dir/test_file4": "test4", "test_dir/test_file5": "test5", "test dir/test_file6": "test6", }) defer ctx.Close() if err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddMultipleFilesToFileWithWhitespace(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddmultiplefilestofilewithwhitespace" ctx, err := fakeContext(`FROM busybox ADD [ "test file1", "test file2", "test" ] `, map[string]string{ "test file1": "test1", "test file2": "test2", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using ADD with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildCopyMultipleFilesToFileWithWhitespace(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopymultiplefilestofilewithwhitespace" ctx, err := fakeContext(`FROM busybox COPY [ "test file1", "test file2", "test" ] `, map[string]string{ "test file1": "test1", "test file2": "test2", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "When using COPY with more than one source file, the destination must be a directory and end with a /" if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain %q) got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildCopyWildcard(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopywildcard" server, err := fakeStorage(map[string]string{ "robots.txt": "hello", "index.html": "world", }) if err != nil { c.Fatal(err) } defer server.Close() ctx, err := fakeContext(fmt.Sprintf(`FROM busybox COPY file*.txt /tmp/ RUN ls /tmp/file1.txt /tmp/file2.txt RUN mkdir /tmp1 COPY dir* /tmp1/ RUN ls /tmp1/dirt /tmp1/nested_file /tmp1/nested_dir/nest_nest_file RUN mkdir /tmp2 ADD dir/*dir %s/robots.txt /tmp2/ RUN ls /tmp2/nest_nest_file /tmp2/robots.txt `, server.URL()), map[string]string{ "file1.txt": "test1", "file2.txt": "test2", "dir/nested_file": "nested file", "dir/nested_dir/nest_nest_file": "2 times nested", "dirt": "dirty", }) if err != nil { c.Fatal(err) } defer ctx.Close() id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } // Now make sure we use a cache the 2nd time id2, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("didn't use the cache") } } func (s *DockerSuite) TestBuildCopyWildcardNoFind(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopywildcardnofind" ctx, err := fakeContext(`FROM busybox COPY file*.txt /tmp/ `, nil) defer ctx.Close() if err != nil { c.Fatal(err) } _, err = buildImageFromContext(name, ctx, true) if err == nil { c.Fatal("should have failed to find a file") } if !strings.Contains(err.Error(), "No source files were specified") { c.Fatalf("Wrong error %v, must be about no source files", err) } } func (s *DockerSuite) TestBuildCopyWildcardInName(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopywildcardinname" ctx, err := fakeContext(`FROM busybox COPY *.txt /tmp/ RUN [ "$(cat /tmp/\*.txt)" = 'hi there' ] `, map[string]string{"*.txt": "hi there"}) if err != nil { // Normally we would do c.Fatal(err) here but given that // the odds of this failing are so rare, it must be because // the OS we're running the client on doesn't support * in // filenames (like windows). So, instead of failing the test // just let it pass. Then we don't need to explicitly // say which OSs this works on or not. return } defer ctx.Close() _, err = buildImageFromContext(name, ctx, true) if err != nil { c.Fatalf("should have built: %q", err) } } func (s *DockerSuite) TestBuildCopyWildcardCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopywildcardcache" ctx, err := fakeContext(`FROM busybox COPY file1.txt /tmp/`, map[string]string{ "file1.txt": "test1", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } // Now make sure we use a cache the 2nd time even with wild cards. // Use the same context so the file is the same and the checksum will match ctx.Add("Dockerfile", `FROM busybox COPY file*.txt /tmp/`) id2, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("didn't use the cache") } } func (s *DockerSuite) TestBuildAddSingleFileToNonExistingDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddsinglefiletononexistingdir" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio /exists ADD test_file /test_dir/ RUN [ $(ls -l / | grep test_dir | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /test_dir/test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddDirContentToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testadddircontenttoroot" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio exists ADD test_dir / RUN [ $(ls -l /test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, map[string]string{ "test_dir/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddDirContentToExistingDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testadddircontenttoexistingdir" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN mkdir /exists RUN touch /exists/exists_file RUN chown -R dockerio.dockerio /exists ADD test_dir/ /exists/ RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/test_file | awk '{print $3":"$4}') = 'root:root' ]`, map[string]string{ "test_dir/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddWholeDirToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddwholedirtoroot" ctx, err := fakeContext(fmt.Sprintf(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio exists ADD test_dir /test_dir RUN [ $(ls -l / | grep test_dir | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l / | grep test_dir | awk '{print $1}') = 'drwxr-xr-x' ] RUN [ $(ls -l /test_dir/test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /test_dir/test_file | awk '{print $1}') = '%s' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, expectedFileChmod), map[string]string{ "test_dir/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } // Testing #5941 func (s *DockerSuite) TestBuildAddEtcToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddetctoroot" ctx, err := fakeContext(`FROM scratch ADD . /`, map[string]string{ "etc/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } // Testing #9401 func (s *DockerSuite) TestBuildAddPreservesFilesSpecialBits(c *check.C) { testRequires(c, DaemonIsLinux) name := "testaddpreservesfilesspecialbits" ctx, err := fakeContext(`FROM busybox ADD suidbin /usr/bin/suidbin RUN chmod 4755 /usr/bin/suidbin RUN [ $(ls -l /usr/bin/suidbin | awk '{print $1}') = '-rwsr-xr-x' ] ADD ./data/ / RUN [ $(ls -l /usr/bin/suidbin | awk '{print $1}') = '-rwsr-xr-x' ]`, map[string]string{ "suidbin": "suidbin", "/data/usr/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopySingleFileToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopysinglefiletoroot" ctx, err := fakeContext(fmt.Sprintf(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio /exists COPY test_file / RUN [ $(ls -l /test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /test_file | awk '{print $1}') = '%s' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, expectedFileChmod), map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } // Issue #3960: "ADD src ." hangs - adapted for COPY func (s *DockerSuite) TestBuildCopySingleFileToWorkdir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopysinglefiletoworkdir" ctx, err := fakeContext(`FROM busybox COPY test_file .`, map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() errChan := make(chan error) go func() { _, err := buildImageFromContext(name, ctx, true) errChan <- err close(errChan) }() select { case <-time.After(5 * time.Second): c.Fatal("Build with adding to workdir timed out") case err := <-errChan: c.Assert(err, check.IsNil) } } func (s *DockerSuite) TestBuildCopySingleFileToExistDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopysinglefiletoexistdir" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN mkdir /exists RUN touch /exists/exists_file RUN chown -R dockerio.dockerio /exists COPY test_file /exists/ RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopySingleFileToNonExistDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopysinglefiletononexistdir" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio /exists COPY test_file /test_dir/ RUN [ $(ls -l / | grep test_dir | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /test_dir/test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, map[string]string{ "test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyDirContentToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopydircontenttoroot" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio exists COPY test_dir / RUN [ $(ls -l /test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, map[string]string{ "test_dir/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyDirContentToExistDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopydircontenttoexistdir" ctx, err := fakeContext(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN mkdir /exists RUN touch /exists/exists_file RUN chown -R dockerio.dockerio /exists COPY test_dir/ /exists/ RUN [ $(ls -l / | grep exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/exists_file | awk '{print $3":"$4}') = 'dockerio:dockerio' ] RUN [ $(ls -l /exists/test_file | awk '{print $3":"$4}') = 'root:root' ]`, map[string]string{ "test_dir/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyWholeDirToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopywholedirtoroot" ctx, err := fakeContext(fmt.Sprintf(`FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group RUN touch /exists RUN chown dockerio.dockerio exists COPY test_dir /test_dir RUN [ $(ls -l / | grep test_dir | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l / | grep test_dir | awk '{print $1}') = 'drwxr-xr-x' ] RUN [ $(ls -l /test_dir/test_file | awk '{print $3":"$4}') = 'root:root' ] RUN [ $(ls -l /test_dir/test_file | awk '{print $1}') = '%s' ] RUN [ $(ls -l /exists | awk '{print $3":"$4}') = 'dockerio:dockerio' ]`, expectedFileChmod), map[string]string{ "test_dir/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyEtcToRoot(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopyetctoroot" ctx, err := fakeContext(`FROM scratch COPY . /`, map[string]string{ "etc/test_file": "test1", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCopyDisallowRemote(c *check.C) { testRequires(c, DaemonIsLinux) name := "testcopydisallowremote" _, out, err := buildImageWithOut(name, `FROM scratch COPY https://index.docker.io/robots.txt /`, true) if err == nil || !strings.Contains(out, "Source can't be a URL for COPY") { c.Fatalf("Error should be about disallowed remote source, got err: %s, out: %q", err, out) } } func (s *DockerSuite) TestBuildAddBadLinks(c *check.C) { testRequires(c, DaemonIsLinux) const ( dockerfile = ` FROM scratch ADD links.tar / ADD foo.txt /symlink/ ` targetFile = "foo.txt" ) var ( name = "test-link-absolute" ) ctx, err := fakeContext(dockerfile, nil) if err != nil { c.Fatal(err) } defer ctx.Close() tempDir, err := ioutil.TempDir("", "test-link-absolute-temp-") if err != nil { c.Fatalf("failed to create temporary directory: %s", tempDir) } defer os.RemoveAll(tempDir) var symlinkTarget string if runtime.GOOS == "windows" { var driveLetter string if abs, err := filepath.Abs(tempDir); err != nil { c.Fatal(err) } else { driveLetter = abs[:1] } tempDirWithoutDrive := tempDir[2:] symlinkTarget = fmt.Sprintf(`%s:\..\..\..\..\..\..\..\..\..\..\..\..%s`, driveLetter, tempDirWithoutDrive) } else { symlinkTarget = fmt.Sprintf("/../../../../../../../../../../../..%s", tempDir) } tarPath := filepath.Join(ctx.Dir, "links.tar") nonExistingFile := filepath.Join(tempDir, targetFile) fooPath := filepath.Join(ctx.Dir, targetFile) tarOut, err := os.Create(tarPath) if err != nil { c.Fatal(err) } tarWriter := tar.NewWriter(tarOut) header := &tar.Header{ Name: "symlink", Typeflag: tar.TypeSymlink, Linkname: symlinkTarget, Mode: 0755, Uid: 0, Gid: 0, } err = tarWriter.WriteHeader(header) if err != nil { c.Fatal(err) } tarWriter.Close() tarOut.Close() foo, err := os.Create(fooPath) if err != nil { c.Fatal(err) } defer foo.Close() if _, err := foo.WriteString("test"); err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } if _, err := os.Stat(nonExistingFile); err == nil || err != nil && !os.IsNotExist(err) { c.Fatalf("%s shouldn't have been written and it shouldn't exist", nonExistingFile) } } func (s *DockerSuite) TestBuildAddBadLinksVolume(c *check.C) { testRequires(c, DaemonIsLinux) const ( dockerfileTemplate = ` FROM busybox RUN ln -s /../../../../../../../../%s /x VOLUME /x ADD foo.txt /x/` targetFile = "foo.txt" ) var ( name = "test-link-absolute-volume" dockerfile = "" ) tempDir, err := ioutil.TempDir("", "test-link-absolute-volume-temp-") if err != nil { c.Fatalf("failed to create temporary directory: %s", tempDir) } defer os.RemoveAll(tempDir) dockerfile = fmt.Sprintf(dockerfileTemplate, tempDir) nonExistingFile := filepath.Join(tempDir, targetFile) ctx, err := fakeContext(dockerfile, nil) if err != nil { c.Fatal(err) } defer ctx.Close() fooPath := filepath.Join(ctx.Dir, targetFile) foo, err := os.Create(fooPath) if err != nil { c.Fatal(err) } defer foo.Close() if _, err := foo.WriteString("test"); err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } if _, err := os.Stat(nonExistingFile); err == nil || err != nil && !os.IsNotExist(err) { c.Fatalf("%s shouldn't have been written and it shouldn't exist", nonExistingFile) } } // Issue #5270 - ensure we throw a better error than "unexpected EOF" // when we can't access files in the context. func (s *DockerSuite) TestBuildWithInaccessibleFilesInContext(c *check.C) { testRequires(c, DaemonIsLinux) testRequires(c, UnixCli) // test uses chown/chmod: not available on windows { name := "testbuildinaccessiblefiles" ctx, err := fakeContext("FROM scratch\nADD . /foo/", map[string]string{"fileWithoutReadAccess": "foo"}) if err != nil { c.Fatal(err) } defer ctx.Close() // This is used to ensure we detect inaccessible files early during build in the cli client pathToFileWithoutReadAccess := filepath.Join(ctx.Dir, "fileWithoutReadAccess") if err = os.Chown(pathToFileWithoutReadAccess, 0, 0); err != nil { c.Fatalf("failed to chown file to root: %s", err) } if err = os.Chmod(pathToFileWithoutReadAccess, 0700); err != nil { c.Fatalf("failed to chmod file to 700: %s", err) } buildCmd := exec.Command("su", "unprivilegeduser", "-c", fmt.Sprintf("%s build -t %s .", dockerBinary, name)) buildCmd.Dir = ctx.Dir out, _, err := runCommandWithOutput(buildCmd) if err == nil { c.Fatalf("build should have failed: %s %s", err, out) } // check if we've detected the failure before we started building if !strings.Contains(out, "no permission to read from ") { c.Fatalf("output should've contained the string: no permission to read from but contained: %s", out) } if !strings.Contains(out, "Error checking context") { c.Fatalf("output should've contained the string: Error checking context") } } { name := "testbuildinaccessibledirectory" ctx, err := fakeContext("FROM scratch\nADD . /foo/", map[string]string{"directoryWeCantStat/bar": "foo"}) if err != nil { c.Fatal(err) } defer ctx.Close() // This is used to ensure we detect inaccessible directories early during build in the cli client pathToDirectoryWithoutReadAccess := filepath.Join(ctx.Dir, "directoryWeCantStat") pathToFileInDirectoryWithoutReadAccess := filepath.Join(pathToDirectoryWithoutReadAccess, "bar") if err = os.Chown(pathToDirectoryWithoutReadAccess, 0, 0); err != nil { c.Fatalf("failed to chown directory to root: %s", err) } if err = os.Chmod(pathToDirectoryWithoutReadAccess, 0444); err != nil { c.Fatalf("failed to chmod directory to 444: %s", err) } if err = os.Chmod(pathToFileInDirectoryWithoutReadAccess, 0700); err != nil { c.Fatalf("failed to chmod file to 700: %s", err) } buildCmd := exec.Command("su", "unprivilegeduser", "-c", fmt.Sprintf("%s build -t %s .", dockerBinary, name)) buildCmd.Dir = ctx.Dir out, _, err := runCommandWithOutput(buildCmd) if err == nil { c.Fatalf("build should have failed: %s %s", err, out) } // check if we've detected the failure before we started building if !strings.Contains(out, "can't stat") { c.Fatalf("output should've contained the string: can't access %s", out) } if !strings.Contains(out, "Error checking context") { c.Fatalf("output should've contained the string: Error checking context\ngot:%s", out) } } { name := "testlinksok" ctx, err := fakeContext("FROM scratch\nADD . /foo/", nil) if err != nil { c.Fatal(err) } defer ctx.Close() target := "../../../../../../../../../../../../../../../../../../../azA" if err := os.Symlink(filepath.Join(ctx.Dir, "g"), target); err != nil { c.Fatal(err) } defer os.Remove(target) // This is used to ensure we don't follow links when checking if everything in the context is accessible // This test doesn't require that we run commands as an unprivileged user if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } { name := "testbuildignoredinaccessible" ctx, err := fakeContext("FROM scratch\nADD . /foo/", map[string]string{ "directoryWeCantStat/bar": "foo", ".dockerignore": "directoryWeCantStat", }) if err != nil { c.Fatal(err) } defer ctx.Close() // This is used to ensure we don't try to add inaccessible files when they are ignored by a .dockerignore pattern pathToDirectoryWithoutReadAccess := filepath.Join(ctx.Dir, "directoryWeCantStat") pathToFileInDirectoryWithoutReadAccess := filepath.Join(pathToDirectoryWithoutReadAccess, "bar") if err = os.Chown(pathToDirectoryWithoutReadAccess, 0, 0); err != nil { c.Fatalf("failed to chown directory to root: %s", err) } if err = os.Chmod(pathToDirectoryWithoutReadAccess, 0444); err != nil { c.Fatalf("failed to chmod directory to 755: %s", err) } if err = os.Chmod(pathToFileInDirectoryWithoutReadAccess, 0700); err != nil { c.Fatalf("failed to chmod file to 444: %s", err) } buildCmd := exec.Command("su", "unprivilegeduser", "-c", fmt.Sprintf("%s build -t %s .", dockerBinary, name)) buildCmd.Dir = ctx.Dir if out, _, err := runCommandWithOutput(buildCmd); err != nil { c.Fatalf("build should have worked: %s %s", err, out) } } } func (s *DockerSuite) TestBuildForceRm(c *check.C) { testRequires(c, DaemonIsLinux) containerCountBefore, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } name := "testbuildforcerm" ctx, err := fakeContext("FROM scratch\nRUN true\nRUN thiswillfail", nil) if err != nil { c.Fatal(err) } defer ctx.Close() dockerCmdInDir(c, ctx.Dir, "build", "-t", name, "--force-rm", ".") containerCountAfter, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } if containerCountBefore != containerCountAfter { c.Fatalf("--force-rm shouldn't have left containers behind") } } // Test that an infinite sleep during a build is killed if the client disconnects. // This test is fairly hairy because there are lots of ways to race. // Strategy: // * Monitor the output of docker events starting from before // * Run a 1-year-long sleep from a docker build. // * When docker events sees container start, close the "docker build" command // * Wait for docker events to emit a dying event. func (s *DockerSuite) TestBuildCancellationKillsSleep(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcancellation" // (Note: one year, will never finish) ctx, err := fakeContext("FROM busybox\nRUN sleep 31536000", nil) if err != nil { c.Fatal(err) } defer ctx.Close() finish := make(chan struct{}) defer close(finish) eventStart := make(chan struct{}) eventDie := make(chan struct{}) containerID := make(chan string) startEpoch := daemonTime(c).Unix() // Watch for events since epoch. eventsCmd := exec.Command( dockerBinary, "events", "--since", strconv.FormatInt(startEpoch, 10)) stdout, err := eventsCmd.StdoutPipe() if err != nil { c.Fatal(err) } if err := eventsCmd.Start(); err != nil { c.Fatal(err) } defer eventsCmd.Process.Kill() // Goroutine responsible for watching start/die events from `docker events` go func() { cid := <-containerID matchStart := regexp.MustCompile(cid + `(.*) start$`) matchDie := regexp.MustCompile(cid + `(.*) die$`) // // Read lines of `docker events` looking for container start and stop. // scanner := bufio.NewScanner(stdout) for scanner.Scan() { switch { case matchStart.MatchString(scanner.Text()): close(eventStart) case matchDie.MatchString(scanner.Text()): close(eventDie) } } }() buildCmd := exec.Command(dockerBinary, "build", "-t", name, ".") buildCmd.Dir = ctx.Dir stdoutBuild, err := buildCmd.StdoutPipe() if err := buildCmd.Start(); err != nil { c.Fatalf("failed to run build: %s", err) } matchCID := regexp.MustCompile("Running in ") scanner := bufio.NewScanner(stdoutBuild) for scanner.Scan() { line := scanner.Text() if ok := matchCID.MatchString(line); ok { containerID <- line[len(line)-12:] break } } select { case <-time.After(5 * time.Second): c.Fatal("failed to observe build container start in timely fashion") case <-eventStart: // Proceeds from here when we see the container fly past in the // output of "docker events". // Now we know the container is running. } // Send a kill to the `docker build` command. // Causes the underlying build to be cancelled due to socket close. if err := buildCmd.Process.Kill(); err != nil { c.Fatalf("error killing build command: %s", err) } // Get the exit status of `docker build`, check it exited because killed. if err := buildCmd.Wait(); err != nil && !isKilled(err) { c.Fatalf("wait failed during build run: %T %s", err, err) } select { case <-time.After(5 * time.Second): // If we don't get here in a timely fashion, it wasn't killed. c.Fatal("container cancel did not succeed") case <-eventDie: // We saw the container shut down in the `docker events` stream, // as expected. } } func (s *DockerSuite) TestBuildRm(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildrm" ctx, err := fakeContext("FROM scratch\nADD foo /\nADD foo /", map[string]string{"foo": "bar"}) if err != nil { c.Fatal(err) } defer ctx.Close() { containerCountBefore, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "--rm", "-t", name, ".") if err != nil { c.Fatal("failed to build the image", out) } containerCountAfter, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } if containerCountBefore != containerCountAfter { c.Fatalf("-rm shouldn't have left containers behind") } deleteImages(name) } { containerCountBefore, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "-t", name, ".") if err != nil { c.Fatal("failed to build the image", out) } containerCountAfter, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } if containerCountBefore != containerCountAfter { c.Fatalf("--rm shouldn't have left containers behind") } deleteImages(name) } { containerCountBefore, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "--rm=false", "-t", name, ".") if err != nil { c.Fatal("failed to build the image", out) } containerCountAfter, err := getContainerCount() if err != nil { c.Fatalf("failed to get the container count: %s", err) } if containerCountBefore == containerCountAfter { c.Fatalf("--rm=false should have left containers behind") } deleteImages(name) } } func (s *DockerSuite) TestBuildWithVolumes(c *check.C) { testRequires(c, DaemonIsLinux) var ( result map[string]map[string]struct{} name = "testbuildvolumes" emptyMap = make(map[string]struct{}) expected = map[string]map[string]struct{}{ "/test1": emptyMap, "/test2": emptyMap, "/test3": emptyMap, "/test4": emptyMap, "/test5": emptyMap, "/test6": emptyMap, "[/test7": emptyMap, "/test8]": emptyMap, } ) _, err := buildImage(name, `FROM scratch VOLUME /test1 VOLUME /test2 VOLUME /test3 /test4 VOLUME ["/test5", "/test6"] VOLUME [/test7 /test8] `, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Volumes") if err != nil { c.Fatal(err) } err = unmarshalJSON([]byte(res), &result) if err != nil { c.Fatal(err) } equal := reflect.DeepEqual(&result, &expected) if !equal { c.Fatalf("Volumes %s, expected %s", result, expected) } } func (s *DockerSuite) TestBuildMaintainer(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildmaintainer" expected := "dockerio" _, err := buildImage(name, `FROM scratch MAINTAINER dockerio`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Author") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Maintainer %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildUser(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilduser" expected := "dockerio" _, err := buildImage(name, `FROM busybox RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd USER dockerio RUN [ $(whoami) = 'dockerio' ]`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.User") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("User %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildRelativeWorkdir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildrelativeworkdir" expected := "/test2/test3" _, err := buildImage(name, `FROM busybox RUN [ "$PWD" = '/' ] WORKDIR test1 RUN [ "$PWD" = '/test1' ] WORKDIR /test2 RUN [ "$PWD" = '/test2' ] WORKDIR test3 RUN [ "$PWD" = '/test2/test3' ]`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.WorkingDir") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Workdir %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildWorkdirWithEnvVariables(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildworkdirwithenvvariables" expected := "/test1/test2" _, err := buildImage(name, `FROM busybox ENV DIRPATH /test1 ENV SUBDIRNAME test2 WORKDIR $DIRPATH WORKDIR $SUBDIRNAME/$MISSING_VAR`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.WorkingDir") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Workdir %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildRelativeCopy(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildrelativecopy" dockerfile := ` FROM busybox WORKDIR /test1 WORKDIR test2 RUN [ "$PWD" = '/test1/test2' ] COPY foo ./ RUN [ "$(cat /test1/test2/foo)" = 'hello' ] ADD foo ./bar/baz RUN [ "$(cat /test1/test2/bar/baz)" = 'hello' ] COPY foo ./bar/baz2 RUN [ "$(cat /test1/test2/bar/baz2)" = 'hello' ] WORKDIR .. COPY foo ./ RUN [ "$(cat /test1/foo)" = 'hello' ] COPY foo /test3/ RUN [ "$(cat /test3/foo)" = 'hello' ] WORKDIR /test4 COPY . . RUN [ "$(cat /test4/foo)" = 'hello' ] WORKDIR /test5/test6 COPY foo ../ RUN [ "$(cat /test5/foo)" = 'hello' ] ` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } _, err = buildImageFromContext(name, ctx, false) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEnv(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenv" expected := "[PATH=/test:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin PORT=2375]" _, err := buildImage(name, `FROM busybox ENV PATH /test:$PATH ENV PORT 2375 RUN [ $(env | grep PORT) = 'PORT=2375' ]`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Env") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Env %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildContextCleanup(c *check.C) { testRequires(c, DaemonIsLinux) testRequires(c, SameHostDaemon) name := "testbuildcontextcleanup" entries, err := ioutil.ReadDir("/var/lib/docker/tmp") if err != nil { c.Fatalf("failed to list contents of tmp dir: %s", err) } _, err = buildImage(name, `FROM scratch ENTRYPOINT ["/bin/echo"]`, true) if err != nil { c.Fatal(err) } entriesFinal, err := ioutil.ReadDir("/var/lib/docker/tmp") if err != nil { c.Fatalf("failed to list contents of tmp dir: %s", err) } if err = compareDirectoryEntries(entries, entriesFinal); err != nil { c.Fatalf("context should have been deleted, but wasn't") } } func (s *DockerSuite) TestBuildContextCleanupFailedBuild(c *check.C) { testRequires(c, DaemonIsLinux) testRequires(c, SameHostDaemon) name := "testbuildcontextcleanup" entries, err := ioutil.ReadDir("/var/lib/docker/tmp") if err != nil { c.Fatalf("failed to list contents of tmp dir: %s", err) } _, err = buildImage(name, `FROM scratch RUN /non/existing/command`, true) if err == nil { c.Fatalf("expected build to fail, but it didn't") } entriesFinal, err := ioutil.ReadDir("/var/lib/docker/tmp") if err != nil { c.Fatalf("failed to list contents of tmp dir: %s", err) } if err = compareDirectoryEntries(entries, entriesFinal); err != nil { c.Fatalf("context should have been deleted, but wasn't") } } func (s *DockerSuite) TestBuildCmd(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcmd" expected := "{[/bin/echo Hello World]}" _, err := buildImage(name, `FROM scratch CMD ["/bin/echo", "Hello World"]`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Cmd") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Cmd %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildExpose(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildexpose" expected := "map[2375/tcp:{}]" _, err := buildImage(name, `FROM scratch EXPOSE 2375`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.ExposedPorts") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Exposed ports %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildExposeMorePorts(c *check.C) { testRequires(c, DaemonIsLinux) // start building docker file with a large number of ports portList := make([]string, 50) line := make([]string, 100) expectedPorts := make([]int, len(portList)*len(line)) for i := 0; i < len(portList); i++ { for j := 0; j < len(line); j++ { p := i*len(line) + j + 1 line[j] = strconv.Itoa(p) expectedPorts[p-1] = p } if i == len(portList)-1 { portList[i] = strings.Join(line, " ") } else { portList[i] = strings.Join(line, " ") + ` \` } } dockerfile := `FROM scratch EXPOSE {{range .}} {{.}} {{end}}` tmpl := template.Must(template.New("dockerfile").Parse(dockerfile)) buf := bytes.NewBuffer(nil) tmpl.Execute(buf, portList) name := "testbuildexpose" _, err := buildImage(name, buf.String(), true) if err != nil { c.Fatal(err) } // check if all the ports are saved inside Config.ExposedPorts res, err := inspectFieldJSON(name, "Config.ExposedPorts") if err != nil { c.Fatal(err) } var exposedPorts map[string]interface{} if err := json.Unmarshal([]byte(res), &exposedPorts); err != nil { c.Fatal(err) } for _, p := range expectedPorts { ep := fmt.Sprintf("%d/tcp", p) if _, ok := exposedPorts[ep]; !ok { c.Errorf("Port(%s) is not exposed", ep) } else { delete(exposedPorts, ep) } } if len(exposedPorts) != 0 { c.Errorf("Unexpected extra exposed ports %v", exposedPorts) } } func (s *DockerSuite) TestBuildExposeOrder(c *check.C) { testRequires(c, DaemonIsLinux) buildID := func(name, exposed string) string { _, err := buildImage(name, fmt.Sprintf(`FROM scratch EXPOSE %s`, exposed), true) if err != nil { c.Fatal(err) } id, err := inspectField(name, "Id") if err != nil { c.Fatal(err) } return id } id1 := buildID("testbuildexpose1", "80 2375") id2 := buildID("testbuildexpose2", "2375 80") if id1 != id2 { c.Errorf("EXPOSE should invalidate the cache only when ports actually changed") } } func (s *DockerSuite) TestBuildExposeUpperCaseProto(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildexposeuppercaseproto" expected := "map[5678/udp:{}]" _, err := buildImage(name, `FROM scratch EXPOSE 5678/UDP`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.ExposedPorts") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Exposed ports %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildEmptyEntrypointInheritance(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildentrypointinheritance" name2 := "testbuildentrypointinheritance2" _, err := buildImage(name, `FROM busybox ENTRYPOINT ["/bin/echo"]`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Entrypoint") if err != nil { c.Fatal(err) } expected := "{[/bin/echo]}" if res != expected { c.Fatalf("Entrypoint %s, expected %s", res, expected) } _, err = buildImage(name2, fmt.Sprintf(`FROM %s ENTRYPOINT []`, name), true) if err != nil { c.Fatal(err) } res, err = inspectField(name2, "Config.Entrypoint") if err != nil { c.Fatal(err) } expected = "{[]}" if res != expected { c.Fatalf("Entrypoint %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildEmptyEntrypoint(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildentrypoint" expected := "{[]}" _, err := buildImage(name, `FROM busybox ENTRYPOINT []`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Entrypoint") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Entrypoint %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildEntrypoint(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildentrypoint" expected := "{[/bin/echo]}" _, err := buildImage(name, `FROM scratch ENTRYPOINT ["/bin/echo"]`, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Entrypoint") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Entrypoint %s, expected %s", res, expected) } } // #6445 ensure ONBUILD triggers aren't committed to grandchildren func (s *DockerSuite) TestBuildOnBuildLimitedInheritence(c *check.C) { testRequires(c, DaemonIsLinux) var ( out2, out3 string ) { name1 := "testonbuildtrigger1" dockerfile1 := ` FROM busybox RUN echo "GRANDPARENT" ONBUILD RUN echo "ONBUILD PARENT" ` ctx, err := fakeContext(dockerfile1, nil) if err != nil { c.Fatal(err) } defer ctx.Close() out1, _, err := dockerCmdInDir(c, ctx.Dir, "build", "-t", name1, ".") if err != nil { c.Fatalf("build failed to complete: %s, %v", out1, err) } } { name2 := "testonbuildtrigger2" dockerfile2 := ` FROM testonbuildtrigger1 ` ctx, err := fakeContext(dockerfile2, nil) if err != nil { c.Fatal(err) } defer ctx.Close() out2, _, err = dockerCmdInDir(c, ctx.Dir, "build", "-t", name2, ".") if err != nil { c.Fatalf("build failed to complete: %s, %v", out2, err) } } { name3 := "testonbuildtrigger3" dockerfile3 := ` FROM testonbuildtrigger2 ` ctx, err := fakeContext(dockerfile3, nil) if err != nil { c.Fatal(err) } defer ctx.Close() out3, _, err = dockerCmdInDir(c, ctx.Dir, "build", "-t", name3, ".") if err != nil { c.Fatalf("build failed to complete: %s, %v", out3, err) } } // ONBUILD should be run in second build. if !strings.Contains(out2, "ONBUILD PARENT") { c.Fatalf("ONBUILD instruction did not run in child of ONBUILD parent") } // ONBUILD should *not* be run in third build. if strings.Contains(out3, "ONBUILD PARENT") { c.Fatalf("ONBUILD instruction ran in grandchild of ONBUILD parent") } } func (s *DockerSuite) TestBuildWithCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildwithcache" id1, err := buildImage(name, `FROM scratch MAINTAINER dockerio EXPOSE 5432 ENTRYPOINT ["/bin/echo"]`, true) if err != nil { c.Fatal(err) } id2, err := buildImage(name, `FROM scratch MAINTAINER dockerio EXPOSE 5432 ENTRYPOINT ["/bin/echo"]`, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but hasn't.") } } func (s *DockerSuite) TestBuildWithoutCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildwithoutcache" name2 := "testbuildwithoutcache2" id1, err := buildImage(name, `FROM scratch MAINTAINER dockerio EXPOSE 5432 ENTRYPOINT ["/bin/echo"]`, true) if err != nil { c.Fatal(err) } id2, err := buildImage(name2, `FROM scratch MAINTAINER dockerio EXPOSE 5432 ENTRYPOINT ["/bin/echo"]`, false) if err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("The cache should have been invalided but hasn't.") } } func (s *DockerSuite) TestBuildConditionalCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildconditionalcache" dockerfile := ` FROM busybox ADD foo /tmp/` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) if err != nil { c.Fatal(err) } defer ctx.Close() id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatalf("Error building #1: %s", err) } if err := ctx.Add("foo", "bye"); err != nil { c.Fatalf("Error modifying foo: %s", err) } id2, err := buildImageFromContext(name, ctx, false) if err != nil { c.Fatalf("Error building #2: %s", err) } if id2 == id1 { c.Fatal("Should not have used the cache") } id3, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatalf("Error building #3: %s", err) } if id3 != id2 { c.Fatal("Should have used the cache") } } func (s *DockerSuite) TestBuildAddLocalFileWithCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddlocalfilewithcache" name2 := "testbuildaddlocalfilewithcache2" dockerfile := ` FROM busybox MAINTAINER dockerio ADD foo /usr/lib/bla/bar RUN [ "$(cat /usr/lib/bla/bar)" = "hello" ]` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but hasn't.") } } func (s *DockerSuite) TestBuildAddMultipleLocalFileWithCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddmultiplelocalfilewithcache" name2 := "testbuildaddmultiplelocalfilewithcache2" dockerfile := ` FROM busybox MAINTAINER dockerio ADD foo Dockerfile /usr/lib/bla/ RUN [ "$(cat /usr/lib/bla/foo)" = "hello" ]` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but hasn't.") } } func (s *DockerSuite) TestBuildAddLocalFileWithoutCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddlocalfilewithoutcache" name2 := "testbuildaddlocalfilewithoutcache2" dockerfile := ` FROM busybox MAINTAINER dockerio ADD foo /usr/lib/bla/bar RUN [ "$(cat /usr/lib/bla/bar)" = "hello" ]` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, false) if err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("The cache should have been invalided but hasn't.") } } func (s *DockerSuite) TestBuildCopyDirButNotFile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcopydirbutnotfile" name2 := "testbuildcopydirbutnotfile2" dockerfile := ` FROM scratch COPY dir /tmp/` ctx, err := fakeContext(dockerfile, map[string]string{ "dir/foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } // Check that adding file with similar name doesn't mess with cache if err := ctx.Add("dir_file", "hello2"); err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but wasn't") } } func (s *DockerSuite) TestBuildAddCurrentDirWithCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddcurrentdirwithcache" name2 := name + "2" name3 := name + "3" name4 := name + "4" dockerfile := ` FROM scratch MAINTAINER dockerio ADD . /usr/lib/bla` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } // Check that adding file invalidate cache of "ADD ." if err := ctx.Add("bar", "hello2"); err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, true) if err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("The cache should have been invalided but hasn't.") } // Check that changing file invalidate cache of "ADD ." if err := ctx.Add("foo", "hello1"); err != nil { c.Fatal(err) } id3, err := buildImageFromContext(name3, ctx, true) if err != nil { c.Fatal(err) } if id2 == id3 { c.Fatal("The cache should have been invalided but hasn't.") } // Check that changing file to same content with different mtime does not // invalidate cache of "ADD ." time.Sleep(1 * time.Second) // wait second because of mtime precision if err := ctx.Add("foo", "hello1"); err != nil { c.Fatal(err) } id4, err := buildImageFromContext(name4, ctx, true) if err != nil { c.Fatal(err) } if id3 != id4 { c.Fatal("The cache should have been used but hasn't.") } } func (s *DockerSuite) TestBuildAddCurrentDirWithoutCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddcurrentdirwithoutcache" name2 := "testbuildaddcurrentdirwithoutcache2" dockerfile := ` FROM scratch MAINTAINER dockerio ADD . /usr/lib/bla` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, false) if err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("The cache should have been invalided but hasn't.") } } func (s *DockerSuite) TestBuildAddRemoteFileWithCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddremotefilewithcache" server, err := fakeStorage(map[string]string{ "baz": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() id1, err := buildImage(name, fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD %s/baz /usr/lib/baz/quux`, server.URL()), true) if err != nil { c.Fatal(err) } id2, err := buildImage(name, fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD %s/baz /usr/lib/baz/quux`, server.URL()), true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but hasn't.") } } func (s *DockerSuite) TestBuildAddRemoteFileWithoutCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddremotefilewithoutcache" name2 := "testbuildaddremotefilewithoutcache2" server, err := fakeStorage(map[string]string{ "baz": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() id1, err := buildImage(name, fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD %s/baz /usr/lib/baz/quux`, server.URL()), true) if err != nil { c.Fatal(err) } id2, err := buildImage(name2, fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD %s/baz /usr/lib/baz/quux`, server.URL()), false) if err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("The cache should have been invalided but hasn't.") } } func (s *DockerSuite) TestBuildAddRemoteFileMTime(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddremotefilemtime" name2 := name + "2" name3 := name + "3" files := map[string]string{"baz": "hello"} server, err := fakeStorage(files) if err != nil { c.Fatal(err) } defer server.Close() ctx, err := fakeContext(fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD %s/baz /usr/lib/baz/quux`, server.URL()), nil) if err != nil { c.Fatal(err) } defer ctx.Close() id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but wasn't - #1") } // Now create a different server with same contents (causes different mtime) // The cache should still be used // allow some time for clock to pass as mtime precision is only 1s time.Sleep(2 * time.Second) server2, err := fakeStorage(files) if err != nil { c.Fatal(err) } defer server2.Close() ctx2, err := fakeContext(fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD %s/baz /usr/lib/baz/quux`, server2.URL()), nil) if err != nil { c.Fatal(err) } defer ctx2.Close() id3, err := buildImageFromContext(name3, ctx2, true) if err != nil { c.Fatal(err) } if id1 != id3 { c.Fatal("The cache should have been used but wasn't") } } func (s *DockerSuite) TestBuildAddLocalAndRemoteFilesWithCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddlocalandremotefilewithcache" server, err := fakeStorage(map[string]string{ "baz": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() ctx, err := fakeContext(fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD foo /usr/lib/bla/bar ADD %s/baz /usr/lib/baz/quux`, server.URL()), map[string]string{ "foo": "hello world", }) if err != nil { c.Fatal(err) } defer ctx.Close() id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } if id1 != id2 { c.Fatal("The cache should have been used but hasn't.") } } func testContextTar(c *check.C, compression archive.Compression) { testRequires(c, DaemonIsLinux) ctx, err := fakeContext( `FROM busybox ADD foo /foo CMD ["cat", "/foo"]`, map[string]string{ "foo": "bar", }, ) defer ctx.Close() if err != nil { c.Fatal(err) } context, err := archive.Tar(ctx.Dir, compression) if err != nil { c.Fatalf("failed to build context tar: %v", err) } name := "contexttar" buildCmd := exec.Command(dockerBinary, "build", "-t", name, "-") buildCmd.Stdin = context if out, _, err := runCommandWithOutput(buildCmd); err != nil { c.Fatalf("build failed to complete: %v %v", out, err) } } func (s *DockerSuite) TestBuildContextTarGzip(c *check.C) { testContextTar(c, archive.Gzip) } func (s *DockerSuite) TestBuildContextTarNoCompression(c *check.C) { testContextTar(c, archive.Uncompressed) } func (s *DockerSuite) TestBuildNoContext(c *check.C) { testRequires(c, DaemonIsLinux) buildCmd := exec.Command(dockerBinary, "build", "-t", "nocontext", "-") buildCmd.Stdin = strings.NewReader("FROM busybox\nCMD echo ok\n") if out, _, err := runCommandWithOutput(buildCmd); err != nil { c.Fatalf("build failed to complete: %v %v", out, err) } if out, _ := dockerCmd(c, "run", "--rm", "nocontext"); out != "ok\n" { c.Fatalf("run produced invalid output: %q, expected %q", out, "ok") } } // TODO: TestCaching func (s *DockerSuite) TestBuildAddLocalAndRemoteFilesWithoutCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddlocalandremotefilewithoutcache" name2 := "testbuildaddlocalandremotefilewithoutcache2" server, err := fakeStorage(map[string]string{ "baz": "hello", }) if err != nil { c.Fatal(err) } defer server.Close() ctx, err := fakeContext(fmt.Sprintf(`FROM scratch MAINTAINER dockerio ADD foo /usr/lib/bla/bar ADD %s/baz /usr/lib/baz/quux`, server.URL()), map[string]string{ "foo": "hello world", }) if err != nil { c.Fatal(err) } defer ctx.Close() id1, err := buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } id2, err := buildImageFromContext(name2, ctx, false) if err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("The cache should have been invalided but hasn't.") } } func (s *DockerSuite) TestBuildWithVolumeOwnership(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildimg" _, err := buildImage(name, `FROM busybox:latest RUN mkdir /test && chown daemon:daemon /test && chmod 0600 /test VOLUME /test`, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "--rm", "testbuildimg", "ls", "-la", "/test") if expected := "drw-------"; !strings.Contains(out, expected) { c.Fatalf("expected %s received %s", expected, out) } if expected := "daemon daemon"; !strings.Contains(out, expected) { c.Fatalf("expected %s received %s", expected, out) } } // testing #1405 - config.Cmd does not get cleaned up if // utilizing cache func (s *DockerSuite) TestBuildEntrypointRunCleanup(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcmdcleanup" if _, err := buildImage(name, `FROM busybox RUN echo "hello"`, true); err != nil { c.Fatal(err) } ctx, err := fakeContext(`FROM busybox RUN echo "hello" ADD foo /foo ENTRYPOINT ["/bin/echo"]`, map[string]string{ "foo": "hello", }) defer ctx.Close() if err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Cmd") if err != nil { c.Fatal(err) } // Cmd must be cleaned up if res != "" { c.Fatalf("Cmd %s, expected nil", res) } } func (s *DockerSuite) TestBuildForbiddenContextPath(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildforbidpath" ctx, err := fakeContext(`FROM scratch ADD ../../ test/ `, map[string]string{ "test.txt": "test1", "other.txt": "other", }) defer ctx.Close() if err != nil { c.Fatal(err) } expected := "Forbidden path outside the build context: ../../ " if _, err := buildImageFromContext(name, ctx, true); err == nil || !strings.Contains(err.Error(), expected) { c.Fatalf("Wrong error: (should contain \"%s\") got:\n%v", expected, err) } } func (s *DockerSuite) TestBuildAddFileNotFound(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddnotfound" ctx, err := fakeContext(`FROM scratch ADD foo /usr/local/bar`, map[string]string{"bar": "hello"}) defer ctx.Close() if err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { if !strings.Contains(err.Error(), "foo: no such file or directory") { c.Fatalf("Wrong error %v, must be about missing foo file or directory", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildInheritance(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildinheritance" _, err := buildImage(name, `FROM scratch EXPOSE 2375`, true) if err != nil { c.Fatal(err) } ports1, err := inspectField(name, "Config.ExposedPorts") if err != nil { c.Fatal(err) } _, err = buildImage(name, fmt.Sprintf(`FROM %s ENTRYPOINT ["/bin/echo"]`, name), true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Entrypoint") if err != nil { c.Fatal(err) } if expected := "{[/bin/echo]}"; res != expected { c.Fatalf("Entrypoint %s, expected %s", res, expected) } ports2, err := inspectField(name, "Config.ExposedPorts") if err != nil { c.Fatal(err) } if ports1 != ports2 { c.Fatalf("Ports must be same: %s != %s", ports1, ports2) } } func (s *DockerSuite) TestBuildFails(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildfails" _, err := buildImage(name, `FROM busybox RUN sh -c "exit 23"`, true) if err != nil { if !strings.Contains(err.Error(), "returned a non-zero code: 23") { c.Fatalf("Wrong error %v, must be about non-zero code 23", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildFailsDockerfileEmpty(c *check.C) { name := "testbuildfails" _, err := buildImage(name, ``, true) if err != nil { if !strings.Contains(err.Error(), "The Dockerfile (Dockerfile) cannot be empty") { c.Fatalf("Wrong error %v, must be about empty Dockerfile", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildOnBuild(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuild" _, err := buildImage(name, `FROM busybox ONBUILD RUN touch foobar`, true) if err != nil { c.Fatal(err) } _, err = buildImage(name, fmt.Sprintf(`FROM %s RUN [ -f foobar ]`, name), true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildOnBuildForbiddenChained(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildforbiddenchained" _, err := buildImage(name, `FROM busybox ONBUILD ONBUILD RUN touch foobar`, true) if err != nil { if !strings.Contains(err.Error(), "Chaining ONBUILD via `ONBUILD ONBUILD` isn't allowed") { c.Fatalf("Wrong error %v, must be about chaining ONBUILD", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildOnBuildForbiddenFrom(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildforbiddenfrom" _, err := buildImage(name, `FROM busybox ONBUILD FROM scratch`, true) if err != nil { if !strings.Contains(err.Error(), "FROM isn't allowed as an ONBUILD trigger") { c.Fatalf("Wrong error %v, must be about FROM forbidden", err) } } else { c.Fatal("Error must not be nil") } } func (s *DockerSuite) TestBuildOnBuildForbiddenMaintainer(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildforbiddenmaintainer" _, err := buildImage(name, `FROM busybox ONBUILD MAINTAINER docker.io`, true) if err != nil { if !strings.Contains(err.Error(), "MAINTAINER isn't allowed as an ONBUILD trigger") { c.Fatalf("Wrong error %v, must be about MAINTAINER forbidden", err) } } else { c.Fatal("Error must not be nil") } } // gh #2446 func (s *DockerSuite) TestBuildAddToSymlinkDest(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddtosymlinkdest" ctx, err := fakeContext(`FROM busybox RUN mkdir /foo RUN ln -s /foo /bar ADD foo /bar/ RUN [ -f /bar/foo ] RUN [ -f /foo/foo ]`, map[string]string{ "foo": "hello", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEscapeWhitespace(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildescaping" _, err := buildImage(name, ` FROM busybox MAINTAINER "Docker \ IO " `, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Author") if err != nil { c.Fatal(err) } if res != "\"Docker IO \"" { c.Fatalf("Parsed string did not match the escaped string. Got: %q", res) } } func (s *DockerSuite) TestBuildVerifyIntString(c *check.C) { testRequires(c, DaemonIsLinux) // Verify that strings that look like ints are still passed as strings name := "testbuildstringing" _, err := buildImage(name, ` FROM busybox MAINTAINER 123 `, true) if err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "inspect", name) if !strings.Contains(out, "\"123\"") { c.Fatalf("Output does not contain the int as a string:\n%s", out) } } func (s *DockerSuite) TestBuildDockerignore(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignore" dockerfile := ` FROM busybox ADD . /bla RUN [[ -f /bla/src/x.go ]] RUN [[ -f /bla/Makefile ]] RUN [[ ! -e /bla/src/_vendor ]] RUN [[ ! -e /bla/.gitignore ]] RUN [[ ! -e /bla/README.md ]] RUN [[ ! -e /bla/dir/foo ]] RUN [[ ! -e /bla/foo ]] RUN [[ ! -e /bla/.git ]]` ctx, err := fakeContext(dockerfile, map[string]string{ "Makefile": "all:", ".git/HEAD": "ref: foo", "src/x.go": "package main", "src/_vendor/v.go": "package main", "dir/foo": "", ".gitignore": "", "README.md": "readme", ".dockerignore": ` .git pkg .gitignore src/_vendor *.md dir`, }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildDockerignoreCleanPaths(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignorecleanpaths" dockerfile := ` FROM busybox ADD . /tmp/ RUN (! ls /tmp/foo) && (! ls /tmp/foo2) && (! ls /tmp/dir1/foo)` ctx, err := fakeContext(dockerfile, map[string]string{ "foo": "foo", "foo2": "foo2", "dir1/foo": "foo in dir1", ".dockerignore": "./foo\ndir1//foo\n./dir1/../foo2", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildDockerignoreExceptions(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignoreexceptions" dockerfile := ` FROM busybox ADD . /bla RUN [[ -f /bla/src/x.go ]] RUN [[ -f /bla/Makefile ]] RUN [[ ! -e /bla/src/_vendor ]] RUN [[ ! -e /bla/.gitignore ]] RUN [[ ! -e /bla/README.md ]] RUN [[ -e /bla/dir/dir/foo ]] RUN [[ ! -e /bla/dir/foo1 ]] RUN [[ -f /bla/dir/e ]] RUN [[ -f /bla/dir/e-dir/foo ]] RUN [[ ! -e /bla/foo ]] RUN [[ ! -e /bla/.git ]]` ctx, err := fakeContext(dockerfile, map[string]string{ "Makefile": "all:", ".git/HEAD": "ref: foo", "src/x.go": "package main", "src/_vendor/v.go": "package main", "dir/foo": "", "dir/foo1": "", "dir/dir/f1": "", "dir/dir/foo": "", "dir/e": "", "dir/e-dir/foo": "", ".gitignore": "", "README.md": "readme", ".dockerignore": ` .git pkg .gitignore src/_vendor *.md dir !dir/e* !dir/dir/foo`, }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildDockerignoringDockerfile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignoredockerfile" dockerfile := ` FROM busybox ADD . /tmp/ RUN ! ls /tmp/Dockerfile RUN ls /tmp/.dockerignore` ctx, err := fakeContext(dockerfile, map[string]string{ "Dockerfile": dockerfile, ".dockerignore": "Dockerfile\n", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't ignore Dockerfile correctly:%s", err) } // now try it with ./Dockerfile ctx.Add(".dockerignore", "./Dockerfile\n") if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't ignore ./Dockerfile correctly:%s", err) } } func (s *DockerSuite) TestBuildDockerignoringRenamedDockerfile(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignoredockerfile" dockerfile := ` FROM busybox ADD . /tmp/ RUN ls /tmp/Dockerfile RUN ! ls /tmp/MyDockerfile RUN ls /tmp/.dockerignore` ctx, err := fakeContext(dockerfile, map[string]string{ "Dockerfile": "Should not use me", "MyDockerfile": dockerfile, ".dockerignore": "MyDockerfile\n", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't ignore MyDockerfile correctly:%s", err) } // now try it with ./MyDockerfile ctx.Add(".dockerignore", "./MyDockerfile\n") if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't ignore ./MyDockerfile correctly:%s", err) } } func (s *DockerSuite) TestBuildDockerignoringDockerignore(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignoredockerignore" dockerfile := ` FROM busybox ADD . /tmp/ RUN ! ls /tmp/.dockerignore RUN ls /tmp/Dockerfile` ctx, err := fakeContext(dockerfile, map[string]string{ "Dockerfile": dockerfile, ".dockerignore": ".dockerignore\n", }) defer ctx.Close() if err != nil { c.Fatal(err) } if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't ignore .dockerignore correctly:%s", err) } } func (s *DockerSuite) TestBuildDockerignoreTouchDockerfile(c *check.C) { testRequires(c, DaemonIsLinux) var id1 string var id2 string name := "testbuilddockerignoretouchdockerfile" dockerfile := ` FROM busybox ADD . /tmp/` ctx, err := fakeContext(dockerfile, map[string]string{ "Dockerfile": dockerfile, ".dockerignore": "Dockerfile\n", }) defer ctx.Close() if err != nil { c.Fatal(err) } if id1, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't build it correctly:%s", err) } if id2, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't build it correctly:%s", err) } if id1 != id2 { c.Fatalf("Didn't use the cache - 1") } // Now make sure touching Dockerfile doesn't invalidate the cache if err = ctx.Add("Dockerfile", dockerfile+"\n# hi"); err != nil { c.Fatalf("Didn't add Dockerfile: %s", err) } if id2, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't build it correctly:%s", err) } if id1 != id2 { c.Fatalf("Didn't use the cache - 2") } // One more time but just 'touch' it instead of changing the content if err = ctx.Add("Dockerfile", dockerfile+"\n# hi"); err != nil { c.Fatalf("Didn't add Dockerfile: %s", err) } if id2, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("Didn't build it correctly:%s", err) } if id1 != id2 { c.Fatalf("Didn't use the cache - 3") } } func (s *DockerSuite) TestBuildDockerignoringWholeDir(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignorewholedir" dockerfile := ` FROM busybox COPY . / RUN [[ ! -e /.gitignore ]] RUN [[ -f /Makefile ]]` ctx, err := fakeContext(dockerfile, map[string]string{ "Dockerfile": "FROM scratch", "Makefile": "all:", ".gitignore": "", ".dockerignore": ".*\n", }) c.Assert(err, check.IsNil) defer ctx.Close() if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } c.Assert(ctx.Add(".dockerfile", "*"), check.IsNil) if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } c.Assert(ctx.Add(".dockerfile", "."), check.IsNil) if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } c.Assert(ctx.Add(".dockerfile", "?"), check.IsNil) if _, err = buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildDockerignoringBadExclusion(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuilddockerignorewholedir" dockerfile := ` FROM busybox COPY . / RUN [[ ! -e /.gitignore ]] RUN [[ -f /Makefile ]]` ctx, err := fakeContext(dockerfile, map[string]string{ "Dockerfile": "FROM scratch", "Makefile": "all:", ".gitignore": "", ".dockerignore": "!\n", }) c.Assert(err, check.IsNil) defer ctx.Close() if _, err = buildImageFromContext(name, ctx, true); err == nil { c.Fatalf("Build was supposed to fail but didn't") } if err.Error() != "failed to build the image: Error checking context: 'Illegal exclusion pattern: !'.\n" { c.Fatalf("Incorrect output, got:%q", err.Error()) } } func (s *DockerSuite) TestBuildLineBreak(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildlinebreak" _, err := buildImage(name, `FROM busybox RUN sh -c 'echo root:testpass \ > /tmp/passwd' RUN mkdir -p /var/run/sshd RUN [ "$(cat /tmp/passwd)" = "root:testpass" ] RUN [ "$(ls -d /var/run/sshd)" = "/var/run/sshd" ]`, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEOLInLine(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildeolinline" _, err := buildImage(name, `FROM busybox RUN sh -c 'echo root:testpass > /tmp/passwd' RUN echo "foo \n bar"; echo "baz" RUN mkdir -p /var/run/sshd RUN [ "$(cat /tmp/passwd)" = "root:testpass" ] RUN [ "$(ls -d /var/run/sshd)" = "/var/run/sshd" ]`, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildCommentsShebangs(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcomments" _, err := buildImage(name, `FROM busybox # This is an ordinary comment. RUN { echo '#!/bin/sh'; echo 'echo hello world'; } > /hello.sh RUN [ ! -x /hello.sh ] # comment with line break \ RUN chmod +x /hello.sh RUN [ -x /hello.sh ] RUN [ "$(cat /hello.sh)" = $'#!/bin/sh\necho hello world' ] RUN [ "$(/hello.sh)" = "hello world" ]`, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildUsersAndGroups(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildusers" _, err := buildImage(name, `FROM busybox # Make sure our defaults work RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)" = '0:0/root:root' ] # 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) USER root RUN [ "$(id -G):$(id -Gn)" = '0 10:root wheel' ] # Setup dockerio user and group RUN echo 'dockerio:x:1001:1001::/bin:/bin/false' >> /etc/passwd RUN echo 'dockerio:x:1001:' >> /etc/group # Make sure we can switch to our user and all the information is exactly as we expect it to be USER dockerio RUN id -G RUN id -Gn RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ] # Switch back to root and double check that worked exactly as we might expect it to USER root RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '0:0/root:root/0 10:root wheel' ] # Add a "supplementary" group for our dockerio user RUN echo 'supplementary:x:1002:dockerio' >> /etc/group # ... and then go verify that we get it like we expect USER dockerio RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001 1002:dockerio supplementary' ] USER 1001 RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001 1002:dockerio supplementary' ] # super test the new "user:group" syntax USER dockerio:dockerio RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ] USER 1001:dockerio RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ] USER dockerio:1001 RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ] USER 1001:1001 RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1001/dockerio:dockerio/1001:dockerio' ] USER dockerio:supplementary RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ] USER dockerio:1002 RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ] USER 1001:supplementary RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ] USER 1001:1002 RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1001:1002/dockerio:supplementary/1002:supplementary' ] # make sure unknown uid/gid still works properly USER 1042:1043 RUN [ "$(id -u):$(id -g)/$(id -un):$(id -gn)/$(id -G):$(id -Gn)" = '1042:1043/1042:1043/1043:1043' ]`, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEnvUsage(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvusage" dockerfile := `FROM busybox ENV HOME /root ENV PATH $HOME/bin:$PATH ENV PATH /tmp:$PATH RUN [ "$PATH" = "/tmp:$HOME/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" ] ENV FOO /foo/baz ENV BAR /bar ENV BAZ $BAR ENV FOOPATH $PATH:$FOO RUN [ "$BAR" = "$BAZ" ] RUN [ "$FOOPATH" = "$PATH:/foo/baz" ] ENV FROM hello/docker/world ENV TO /docker/world/hello ADD $FROM $TO RUN [ "$(cat $TO)" = "hello" ] ENV abc=def ENV ghi=$abc RUN [ "$ghi" = "def" ] ` ctx, err := fakeContext(dockerfile, map[string]string{ "hello/docker/world": "hello", }) if err != nil { c.Fatal(err) } defer ctx.Close() _, err = buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildEnvUsage2(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildenvusage2" dockerfile := `FROM busybox ENV abc=def RUN [ "$abc" = "def" ] ENV def="hello world" RUN [ "$def" = "hello world" ] ENV def=hello\ world RUN [ "$def" = "hello world" ] ENV v1=abc v2="hi there" RUN [ "$v1" = "abc" ] RUN [ "$v2" = "hi there" ] ENV v3='boogie nights' v4="with'quotes too" RUN [ "$v3" = "boogie nights" ] RUN [ "$v4" = "with'quotes too" ] ENV abc=zzz FROM=hello/docker/world ENV abc=zzz TO=/docker/world/hello ADD $FROM $TO RUN [ "$(cat $TO)" = "hello" ] ENV abc "zzz" RUN [ $abc = "zzz" ] ENV abc 'yyy' RUN [ $abc = 'yyy' ] ENV abc= RUN [ "$abc" = "" ] # use grep to make sure if the builder substitutes \$foo by mistake # we don't get a false positive ENV abc=\$foo RUN [ "$abc" = "\$foo" ] && (echo "$abc" | grep foo) ENV abc \$foo RUN [ "$abc" = "\$foo" ] && (echo "$abc" | grep foo) ENV abc=\'foo\' RUN [ "$abc" = "'foo'" ] ENV abc=\"foo\" RUN [ "$abc" = "\"foo\"" ] ENV abc "foo" RUN [ "$abc" = "foo" ] ENV abc 'foo' RUN [ "$abc" = 'foo' ] ENV abc \'foo\' RUN [ "$abc" = "'foo'" ] ENV abc \"foo\" RUN [ "$abc" = '"foo"' ] ENV abc=ABC RUN [ "$abc" = "ABC" ] ENV def=${abc:-DEF} RUN [ "$def" = "ABC" ] ENV def=${ccc:-DEF} RUN [ "$def" = "DEF" ] ENV def=${ccc:-${def}xx} RUN [ "$def" = "DEFxx" ] ENV def=${def:+ALT} RUN [ "$def" = "ALT" ] ENV def=${def:+${abc}:} RUN [ "$def" = "ABC:" ] ENV def=${ccc:-\$abc:} RUN [ "$def" = '$abc:' ] ENV def=${ccc:-\${abc}:} RUN [ "$def" = '${abc:}' ] ENV mypath=${mypath:+$mypath:}/home RUN [ "$mypath" = '/home' ] ENV mypath=${mypath:+$mypath:}/away RUN [ "$mypath" = '/home:/away' ] ENV e1=bar ENV e2=$e1 ENV e3=$e11 ENV e4=\$e1 ENV e5=\$e11 RUN [ "$e0,$e1,$e2,$e3,$e4,$e5" = ',bar,bar,,$e1,$e11' ] ENV ee1 bar ENV ee2 $ee1 ENV ee3 $ee11 ENV ee4 \$ee1 ENV ee5 \$ee11 RUN [ "$ee1,$ee2,$ee3,$ee4,$ee5" = 'bar,bar,,$ee1,$ee11' ] ENV eee1="foo" ENV eee2='foo' ENV eee3 "foo" ENV eee4 'foo' RUN [ "$eee1,$eee2,$eee3,$eee4" = 'foo,foo,foo,foo' ] ` ctx, err := fakeContext(dockerfile, map[string]string{ "hello/docker/world": "hello", }) if err != nil { c.Fatal(err) } defer ctx.Close() _, err = buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddScript(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddscript" dockerfile := ` FROM busybox ADD test /test RUN ["chmod","+x","/test"] RUN ["/test"] RUN [ "$(cat /testfile)" = 'test!' ]` ctx, err := fakeContext(dockerfile, map[string]string{ "test": "#!/bin/sh\necho 'test!' > /testfile", }) if err != nil { c.Fatal(err) } defer ctx.Close() _, err = buildImageFromContext(name, ctx, true) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildAddTar(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddtar" ctx := func() *FakeContext { dockerfile := ` FROM busybox ADD test.tar / RUN cat /test/foo | grep Hi ADD test.tar /test.tar RUN cat /test.tar/test/foo | grep Hi ADD test.tar /unlikely-to-exist RUN cat /unlikely-to-exist/test/foo | grep Hi ADD test.tar /unlikely-to-exist-trailing-slash/ RUN cat /unlikely-to-exist-trailing-slash/test/foo | grep Hi RUN mkdir /existing-directory ADD test.tar /existing-directory RUN cat /existing-directory/test/foo | grep Hi ADD test.tar /existing-directory-trailing-slash/ RUN cat /existing-directory-trailing-slash/test/foo | grep Hi` tmpDir, err := ioutil.TempDir("", "fake-context") c.Assert(err, check.IsNil) testTar, err := os.Create(filepath.Join(tmpDir, "test.tar")) if err != nil { c.Fatalf("failed to create test.tar archive: %v", err) } defer testTar.Close() tw := tar.NewWriter(testTar) if err := tw.WriteHeader(&tar.Header{ Name: "test/foo", Size: 2, }); err != nil { c.Fatalf("failed to write tar file header: %v", err) } if _, err := tw.Write([]byte("Hi")); err != nil { c.Fatalf("failed to write tar file content: %v", err) } if err := tw.Close(); err != nil { c.Fatalf("failed to close tar archive: %v", err) } if err := ioutil.WriteFile(filepath.Join(tmpDir, "Dockerfile"), []byte(dockerfile), 0644); err != nil { c.Fatalf("failed to open destination dockerfile: %v", err) } return fakeContextFromDir(tmpDir) }() defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("build failed to complete for TestBuildAddTar: %v", err) } } func (s *DockerSuite) TestBuildAddTarXz(c *check.C) { testRequires(c, DaemonIsLinux) testRequires(c, DaemonIsLinux) name := "testbuildaddtarxz" ctx := func() *FakeContext { dockerfile := ` FROM busybox ADD test.tar.xz / RUN cat /test/foo | grep Hi` tmpDir, err := ioutil.TempDir("", "fake-context") c.Assert(err, check.IsNil) testTar, err := os.Create(filepath.Join(tmpDir, "test.tar")) if err != nil { c.Fatalf("failed to create test.tar archive: %v", err) } defer testTar.Close() tw := tar.NewWriter(testTar) if err := tw.WriteHeader(&tar.Header{ Name: "test/foo", Size: 2, }); err != nil { c.Fatalf("failed to write tar file header: %v", err) } if _, err := tw.Write([]byte("Hi")); err != nil { c.Fatalf("failed to write tar file content: %v", err) } if err := tw.Close(); err != nil { c.Fatalf("failed to close tar archive: %v", err) } xzCompressCmd := exec.Command("xz", "-k", "test.tar") xzCompressCmd.Dir = tmpDir out, _, err := runCommandWithOutput(xzCompressCmd) if err != nil { c.Fatal(err, out) } if err := ioutil.WriteFile(filepath.Join(tmpDir, "Dockerfile"), []byte(dockerfile), 0644); err != nil { c.Fatalf("failed to open destination dockerfile: %v", err) } return fakeContextFromDir(tmpDir) }() defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("build failed to complete for TestBuildAddTarXz: %v", err) } } func (s *DockerSuite) TestBuildAddTarXzGz(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildaddtarxzgz" ctx := func() *FakeContext { dockerfile := ` FROM busybox ADD test.tar.xz.gz / RUN ls /test.tar.xz.gz` tmpDir, err := ioutil.TempDir("", "fake-context") c.Assert(err, check.IsNil) testTar, err := os.Create(filepath.Join(tmpDir, "test.tar")) if err != nil { c.Fatalf("failed to create test.tar archive: %v", err) } defer testTar.Close() tw := tar.NewWriter(testTar) if err := tw.WriteHeader(&tar.Header{ Name: "test/foo", Size: 2, }); err != nil { c.Fatalf("failed to write tar file header: %v", err) } if _, err := tw.Write([]byte("Hi")); err != nil { c.Fatalf("failed to write tar file content: %v", err) } if err := tw.Close(); err != nil { c.Fatalf("failed to close tar archive: %v", err) } xzCompressCmd := exec.Command("xz", "-k", "test.tar") xzCompressCmd.Dir = tmpDir out, _, err := runCommandWithOutput(xzCompressCmd) if err != nil { c.Fatal(err, out) } gzipCompressCmd := exec.Command("gzip", "test.tar.xz") gzipCompressCmd.Dir = tmpDir out, _, err = runCommandWithOutput(gzipCompressCmd) if err != nil { c.Fatal(err, out) } if err := ioutil.WriteFile(filepath.Join(tmpDir, "Dockerfile"), []byte(dockerfile), 0644); err != nil { c.Fatalf("failed to open destination dockerfile: %v", err) } return fakeContextFromDir(tmpDir) }() defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatalf("build failed to complete for TestBuildAddTarXz: %v", err) } } func (s *DockerSuite) TestBuildFromGIT(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildfromgit" git, err := newFakeGit("repo", map[string]string{ "Dockerfile": `FROM busybox ADD first /first RUN [ -f /first ] MAINTAINER docker`, "first": "test git data", }, true) if err != nil { c.Fatal(err) } defer git.Close() _, err = buildImageFromPath(name, git.RepoURL, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Author") if err != nil { c.Fatal(err) } if res != "docker" { c.Fatalf("Maintainer should be docker, got %s", res) } } func (s *DockerSuite) TestBuildFromGITWithContext(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildfromgit" git, err := newFakeGit("repo", map[string]string{ "docker/Dockerfile": `FROM busybox ADD first /first RUN [ -f /first ] MAINTAINER docker`, "docker/first": "test git data", }, true) if err != nil { c.Fatal(err) } defer git.Close() u := fmt.Sprintf("%s#master:docker", git.RepoURL) _, err = buildImageFromPath(name, u, true) if err != nil { c.Fatal(err) } res, err := inspectField(name, "Author") if err != nil { c.Fatal(err) } if res != "docker" { c.Fatalf("Maintainer should be docker, got %s", res) } } func (s *DockerSuite) TestBuildFromGITwithF(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildfromgitwithf" git, err := newFakeGit("repo", map[string]string{ "myApp/myDockerfile": `FROM busybox RUN echo hi from Dockerfile`, }, true) if err != nil { c.Fatal(err) } defer git.Close() out, _, err := dockerCmdWithError("build", "-t", name, "--no-cache", "-f", "myApp/myDockerfile", git.RepoURL) if err != nil { c.Fatalf("Error on build. Out: %s\nErr: %v", out, err) } if !strings.Contains(out, "hi from Dockerfile") { c.Fatalf("Missing expected output, got:\n%s", out) } } func (s *DockerSuite) TestBuildFromRemoteTarball(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildfromremotetarball" buffer := new(bytes.Buffer) tw := tar.NewWriter(buffer) defer tw.Close() dockerfile := []byte(`FROM busybox MAINTAINER docker`) if err := tw.WriteHeader(&tar.Header{ Name: "Dockerfile", Size: int64(len(dockerfile)), }); err != nil { c.Fatalf("failed to write tar file header: %v", err) } if _, err := tw.Write(dockerfile); err != nil { c.Fatalf("failed to write tar file content: %v", err) } if err := tw.Close(); err != nil { c.Fatalf("failed to close tar archive: %v", err) } server, err := fakeBinaryStorage(map[string]*bytes.Buffer{ "testT.tar": buffer, }) c.Assert(err, check.IsNil) defer server.Close() _, err = buildImageFromPath(name, server.URL()+"/testT.tar", true) c.Assert(err, check.IsNil) res, err := inspectField(name, "Author") c.Assert(err, check.IsNil) if res != "docker" { c.Fatalf("Maintainer should be docker, got %s", res) } } func (s *DockerSuite) TestBuildCleanupCmdOnEntrypoint(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcmdcleanuponentrypoint" if _, err := buildImage(name, `FROM scratch CMD ["test"] ENTRYPOINT ["echo"]`, true); err != nil { c.Fatal(err) } if _, err := buildImage(name, fmt.Sprintf(`FROM %s ENTRYPOINT ["cat"]`, name), true); err != nil { c.Fatal(err) } res, err := inspectField(name, "Config.Cmd") if err != nil { c.Fatal(err) } if res != "" { c.Fatalf("Cmd %s, expected nil", res) } res, err = inspectField(name, "Config.Entrypoint") if err != nil { c.Fatal(err) } if expected := "{[cat]}"; res != expected { c.Fatalf("Entrypoint %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildClearCmd(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildclearcmd" _, err := buildImage(name, `From scratch ENTRYPOINT ["/bin/bash"] CMD []`, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Cmd") if err != nil { c.Fatal(err) } if res != "[]" { c.Fatalf("Cmd %s, expected %s", res, "[]") } } func (s *DockerSuite) TestBuildEmptyCmd(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildemptycmd" if _, err := buildImage(name, "FROM scratch\nMAINTAINER quux\n", true); err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Cmd") if err != nil { c.Fatal(err) } if res != "null" { c.Fatalf("Cmd %s, expected %s", res, "null") } } func (s *DockerSuite) TestBuildOnBuildOutput(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildonbuildparent" if _, err := buildImage(name, "FROM busybox\nONBUILD RUN echo foo\n", true); err != nil { c.Fatal(err) } _, out, err := buildImageWithOut(name, "FROM "+name+"\nMAINTAINER quux\n", true) if err != nil { c.Fatal(err) } if !strings.Contains(out, "# Executing 1 build trigger") { c.Fatal("failed to find the build trigger output", out) } } func (s *DockerSuite) TestBuildInvalidTag(c *check.C) { testRequires(c, DaemonIsLinux) name := "abcd:" + stringutils.GenerateRandomAlphaOnlyString(200) _, out, err := buildImageWithOut(name, "FROM scratch\nMAINTAINER quux\n", true) // if the error doesnt check for illegal tag name, or the image is built // then this should fail if !strings.Contains(out, "Illegal tag name") || strings.Contains(out, "Sending build context to Docker daemon") { c.Fatalf("failed to stop before building. Error: %s, Output: %s", err, out) } } func (s *DockerSuite) TestBuildCmdShDashC(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcmdshc" if _, err := buildImage(name, "FROM busybox\nCMD echo cmd\n", true); err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Cmd") if err != nil { c.Fatal(err, res) } expected := `["/bin/sh","-c","echo cmd"]` if res != expected { c.Fatalf("Expected value %s not in Config.Cmd: %s", expected, res) } } func (s *DockerSuite) TestBuildCmdSpaces(c *check.C) { testRequires(c, DaemonIsLinux) // Test to make sure that when we strcat arrays we take into account // the arg separator to make sure ["echo","hi"] and ["echo hi"] don't // look the same name := "testbuildcmdspaces" var id1 string var id2 string var err error if id1, err = buildImage(name, "FROM busybox\nCMD [\"echo hi\"]\n", true); err != nil { c.Fatal(err) } if id2, err = buildImage(name, "FROM busybox\nCMD [\"echo\", \"hi\"]\n", true); err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("Should not have resulted in the same CMD") } // Now do the same with ENTRYPOINT if id1, err = buildImage(name, "FROM busybox\nENTRYPOINT [\"echo hi\"]\n", true); err != nil { c.Fatal(err) } if id2, err = buildImage(name, "FROM busybox\nENTRYPOINT [\"echo\", \"hi\"]\n", true); err != nil { c.Fatal(err) } if id1 == id2 { c.Fatal("Should not have resulted in the same ENTRYPOINT") } } func (s *DockerSuite) TestBuildCmdJSONNoShDashC(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildcmdjson" if _, err := buildImage(name, "FROM busybox\nCMD [\"echo\", \"cmd\"]", true); err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Cmd") if err != nil { c.Fatal(err, res) } expected := `["echo","cmd"]` if res != expected { c.Fatalf("Expected value %s not in Config.Cmd: %s", expected, res) } } func (s *DockerSuite) TestBuildErrorInvalidInstruction(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildignoreinvalidinstruction" out, _, err := buildImageWithOut(name, "FROM busybox\nfoo bar", true) if err == nil { c.Fatalf("Should have failed: %s", out) } } func (s *DockerSuite) TestBuildEntrypointInheritance(c *check.C) { testRequires(c, DaemonIsLinux) if _, err := buildImage("parent", ` FROM busybox ENTRYPOINT exit 130 `, true); err != nil { c.Fatal(err) } if _, status, _ := dockerCmdWithError("run", "parent"); status != 130 { c.Fatalf("expected exit code 130 but received %d", status) } if _, err := buildImage("child", ` FROM parent ENTRYPOINT exit 5 `, true); err != nil { c.Fatal(err) } if _, status, _ := dockerCmdWithError("run", "child"); status != 5 { c.Fatalf("expected exit code 5 but received %d", status) } } func (s *DockerSuite) TestBuildEntrypointInheritanceInspect(c *check.C) { testRequires(c, DaemonIsLinux) var ( name = "testbuildepinherit" name2 = "testbuildepinherit2" expected = `["/bin/sh","-c","echo quux"]` ) if _, err := buildImage(name, "FROM busybox\nENTRYPOINT /foo/bar", true); err != nil { c.Fatal(err) } if _, err := buildImage(name2, fmt.Sprintf("FROM %s\nENTRYPOINT echo quux", name), true); err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name2, "Config.Entrypoint") if err != nil { c.Fatal(err, res) } if res != expected { c.Fatalf("Expected value %s not in Config.Entrypoint: %s", expected, res) } out, _ := dockerCmd(c, "run", "-t", name2) expected = "quux" if strings.TrimSpace(out) != expected { c.Fatalf("Expected output is %s, got %s", expected, out) } } func (s *DockerSuite) TestBuildRunShEntrypoint(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildentrypoint" _, err := buildImage(name, `FROM busybox ENTRYPOINT /bin/echo`, true) if err != nil { c.Fatal(err) } dockerCmd(c, "run", "--rm", name) } func (s *DockerSuite) TestBuildExoticShellInterpolation(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildexoticshellinterpolation" _, err := buildImage(name, ` FROM busybox ENV SOME_VAR a.b.c RUN [ "$SOME_VAR" = 'a.b.c' ] RUN [ "${SOME_VAR}" = 'a.b.c' ] RUN [ "${SOME_VAR%.*}" = 'a.b' ] RUN [ "${SOME_VAR%%.*}" = 'a' ] RUN [ "${SOME_VAR#*.}" = 'b.c' ] RUN [ "${SOME_VAR##*.}" = 'c' ] RUN [ "${SOME_VAR/c/d}" = 'a.b.d' ] RUN [ "${#SOME_VAR}" = '5' ] RUN [ "${SOME_UNSET_VAR:-$SOME_VAR}" = 'a.b.c' ] RUN [ "${SOME_VAR:+Version: ${SOME_VAR}}" = 'Version: a.b.c' ] RUN [ "${SOME_UNSET_VAR:+${SOME_VAR}}" = '' ] RUN [ "${SOME_UNSET_VAR:-${SOME_VAR:-d.e.f}}" = 'a.b.c' ] `, false) if err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildVerifySingleQuoteFails(c *check.C) { testRequires(c, DaemonIsLinux) // This testcase is supposed to generate an error because the // JSON array we're passing in on the CMD uses single quotes instead // of double quotes (per the JSON spec). This means we interpret it // as a "string" insead of "JSON array" and pass it on to "sh -c" and // it should barf on it. name := "testbuildsinglequotefails" if _, err := buildImage(name, `FROM busybox CMD [ '/bin/sh', '-c', 'echo hi' ]`, true); err != nil { c.Fatal(err) } if _, _, err := dockerCmdWithError("run", "--rm", name); err == nil { c.Fatal("The image was not supposed to be able to run") } } func (s *DockerSuite) TestBuildVerboseOut(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildverboseout" _, out, err := buildImageWithOut(name, `FROM busybox RUN echo 123`, false) if err != nil { c.Fatal(err) } if !strings.Contains(out, "\n123\n") { c.Fatalf("Output should contain %q: %q", "123", out) } } func (s *DockerSuite) TestBuildWithTabs(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildwithtabs" _, err := buildImage(name, "FROM busybox\nRUN echo\tone\t\ttwo", true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "ContainerConfig.Cmd") if err != nil { c.Fatal(err) } expected1 := `["/bin/sh","-c","echo\tone\t\ttwo"]` expected2 := `["/bin/sh","-c","echo\u0009one\u0009\u0009two"]` // syntactically equivalent, and what Go 1.3 generates if res != expected1 && res != expected2 { c.Fatalf("Missing tabs.\nGot: %s\nExp: %s or %s", res, expected1, expected2) } } func (s *DockerSuite) TestBuildLabels(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildlabel" expected := `{"License":"GPL","Vendor":"Acme"}` _, err := buildImage(name, `FROM busybox LABEL Vendor=Acme LABEL License GPL`, true) if err != nil { c.Fatal(err) } res, err := inspectFieldJSON(name, "Config.Labels") if err != nil { c.Fatal(err) } if res != expected { c.Fatalf("Labels %s, expected %s", res, expected) } } func (s *DockerSuite) TestBuildLabelsCache(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildlabelcache" id1, err := buildImage(name, `FROM busybox LABEL Vendor=Acme`, false) if err != nil { c.Fatalf("Build 1 should have worked: %v", err) } id2, err := buildImage(name, `FROM busybox LABEL Vendor=Acme`, true) if err != nil || id1 != id2 { c.Fatalf("Build 2 should have worked & used cache(%s,%s): %v", id1, id2, err) } id2, err = buildImage(name, `FROM busybox LABEL Vendor=Acme1`, true) if err != nil || id1 == id2 { c.Fatalf("Build 3 should have worked & NOT used cache(%s,%s): %v", id1, id2, err) } id2, err = buildImage(name, `FROM busybox LABEL Vendor Acme`, true) // Note: " " and "=" should be same if err != nil || id1 != id2 { c.Fatalf("Build 4 should have worked & used cache(%s,%s): %v", id1, id2, err) } // Now make sure the cache isn't used by mistake id1, err = buildImage(name, `FROM busybox LABEL f1=b1 f2=b2`, false) if err != nil { c.Fatalf("Build 5 should have worked: %q", err) } id2, err = buildImage(name, `FROM busybox LABEL f1="b1 f2=b2"`, true) if err != nil || id1 == id2 { c.Fatalf("Build 6 should have worked & NOT used the cache(%s,%s): %q", id1, id2, err) } } func (s *DockerSuite) TestBuildStderr(c *check.C) { testRequires(c, DaemonIsLinux) // This test just makes sure that no non-error output goes // to stderr name := "testbuildstderr" _, _, stderr, err := buildImageWithStdoutStderr(name, "FROM busybox\nRUN echo one", true) if err != nil { c.Fatal(err) } if runtime.GOOS == "windows" { // stderr might contain a security warning on windows lines := strings.Split(stderr, "\n") for _, v := range lines { if v != "" && !strings.Contains(v, "SECURITY WARNING:") { c.Fatalf("Stderr contains unexpected output line: %q", v) } } } else { if stderr != "" { c.Fatalf("Stderr should have been empty, instead its: %q", stderr) } } } func (s *DockerSuite) TestBuildChownSingleFile(c *check.C) { testRequires(c, UnixCli) // test uses chown: not available on windows testRequires(c, DaemonIsLinux) name := "testbuildchownsinglefile" ctx, err := fakeContext(` FROM busybox COPY test / RUN ls -l /test RUN [ $(ls -l /test | awk '{print $3":"$4}') = 'root:root' ] `, map[string]string{ "test": "test", }) if err != nil { c.Fatal(err) } defer ctx.Close() if err := os.Chown(filepath.Join(ctx.Dir, "test"), 4242, 4242); err != nil { c.Fatal(err) } if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildSymlinkBreakout(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildsymlinkbreakout" tmpdir, err := ioutil.TempDir("", name) c.Assert(err, check.IsNil) defer os.RemoveAll(tmpdir) ctx := filepath.Join(tmpdir, "context") if err := os.MkdirAll(ctx, 0755); err != nil { c.Fatal(err) } if err := ioutil.WriteFile(filepath.Join(ctx, "Dockerfile"), []byte(` from busybox add symlink.tar / add inject /symlink/ `), 0644); err != nil { c.Fatal(err) } inject := filepath.Join(ctx, "inject") if err := ioutil.WriteFile(inject, nil, 0644); err != nil { c.Fatal(err) } f, err := os.Create(filepath.Join(ctx, "symlink.tar")) if err != nil { c.Fatal(err) } w := tar.NewWriter(f) w.WriteHeader(&tar.Header{ Name: "symlink2", Typeflag: tar.TypeSymlink, Linkname: "/../../../../../../../../../../../../../../", Uid: os.Getuid(), Gid: os.Getgid(), }) w.WriteHeader(&tar.Header{ Name: "symlink", Typeflag: tar.TypeSymlink, Linkname: filepath.Join("symlink2", tmpdir), Uid: os.Getuid(), Gid: os.Getgid(), }) w.Close() f.Close() if _, err := buildImageFromContext(name, fakeContextFromDir(ctx), false); err != nil { c.Fatal(err) } if _, err := os.Lstat(filepath.Join(tmpdir, "inject")); err == nil { c.Fatal("symlink breakout - inject") } else if !os.IsNotExist(err) { c.Fatalf("unexpected error: %v", err) } } func (s *DockerSuite) TestBuildXZHost(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildxzhost" ctx, err := fakeContext(` FROM busybox ADD xz /usr/local/sbin/ RUN chmod 755 /usr/local/sbin/xz ADD test.xz / RUN [ ! -e /injected ]`, map[string]string{ "test.xz": "\xfd\x37\x7a\x58\x5a\x00\x00\x04\xe6\xd6\xb4\x46\x02\x00" + "\x21\x01\x16\x00\x00\x00\x74\x2f\xe5\xa3\x01\x00\x3f\xfd" + "\x37\x7a\x58\x5a\x00\x00\x04\xe6\xd6\xb4\x46\x02\x00\x21", "xz": "#!/bin/sh\ntouch /injected", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, true); err != nil { c.Fatal(err) } } func (s *DockerSuite) TestBuildVolumesRetainContents(c *check.C) { testRequires(c, DaemonIsLinux) var ( name = "testbuildvolumescontent" expected = "some text" ) ctx, err := fakeContext(` FROM busybox COPY content /foo/file VOLUME /foo CMD cat /foo/file`, map[string]string{ "content": expected, }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(name, ctx, false); err != nil { c.Fatal(err) } out, _ := dockerCmd(c, "run", "--rm", name) if out != expected { c.Fatalf("expected file contents for /foo/file to be %q but received %q", expected, out) } } func (s *DockerSuite) TestBuildRenamedDockerfile(c *check.C) { testRequires(c, DaemonIsLinux) ctx, err := fakeContext(`FROM busybox RUN echo from Dockerfile`, map[string]string{ "Dockerfile": "FROM busybox\nRUN echo from Dockerfile", "files/Dockerfile": "FROM busybox\nRUN echo from files/Dockerfile", "files/dFile": "FROM busybox\nRUN echo from files/dFile", "dFile": "FROM busybox\nRUN echo from dFile", "files/dFile2": "FROM busybox\nRUN echo from files/dFile2", }) defer ctx.Close() if err != nil { c.Fatal(err) } out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "-t", "test1", ".") if err != nil { c.Fatalf("Failed to build: %s\n%s", out, err) } if !strings.Contains(out, "from Dockerfile") { c.Fatalf("test1 should have used Dockerfile, output:%s", out) } out, _, err = dockerCmdInDir(c, ctx.Dir, "build", "-f", filepath.Join("files", "Dockerfile"), "-t", "test2", ".") if err != nil { c.Fatal(err) } if !strings.Contains(out, "from files/Dockerfile") { c.Fatalf("test2 should have used files/Dockerfile, output:%s", out) } out, _, err = dockerCmdInDir(c, ctx.Dir, "build", fmt.Sprintf("--file=%s", filepath.Join("files", "dFile")), "-t", "test3", ".") if err != nil { c.Fatal(err) } if !strings.Contains(out, "from files/dFile") { c.Fatalf("test3 should have used files/dFile, output:%s", out) } out, _, err = dockerCmdInDir(c, ctx.Dir, "build", "--file=dFile", "-t", "test4", ".") if err != nil { c.Fatal(err) } if !strings.Contains(out, "from dFile") { c.Fatalf("test4 should have used dFile, output:%s", out) } dirWithNoDockerfile, err := ioutil.TempDir(os.TempDir(), "test5") c.Assert(err, check.IsNil) nonDockerfileFile := filepath.Join(dirWithNoDockerfile, "notDockerfile") if _, err = os.Create(nonDockerfileFile); err != nil { c.Fatal(err) } out, _, err = dockerCmdInDir(c, ctx.Dir, "build", fmt.Sprintf("--file=%s", nonDockerfileFile), "-t", "test5", ".") if err == nil { c.Fatalf("test5 was supposed to fail to find passwd") } if expected := fmt.Sprintf("The Dockerfile (%s) must be within the build context (.)", nonDockerfileFile); !strings.Contains(out, expected) { c.Fatalf("wrong error messsage:%v\nexpected to contain=%v", out, expected) } out, _, err = dockerCmdInDir(c, filepath.Join(ctx.Dir, "files"), "build", "-f", filepath.Join("..", "Dockerfile"), "-t", "test6", "..") if err != nil { c.Fatalf("test6 failed: %s", err) } if !strings.Contains(out, "from Dockerfile") { c.Fatalf("test6 should have used root Dockerfile, output:%s", out) } out, _, err = dockerCmdInDir(c, filepath.Join(ctx.Dir, "files"), "build", "-f", filepath.Join(ctx.Dir, "files", "Dockerfile"), "-t", "test7", "..") if err != nil { c.Fatalf("test7 failed: %s", err) } if !strings.Contains(out, "from files/Dockerfile") { c.Fatalf("test7 should have used files Dockerfile, output:%s", out) } out, _, err = dockerCmdInDir(c, filepath.Join(ctx.Dir, "files"), "build", "-f", filepath.Join("..", "Dockerfile"), "-t", "test8", ".") if err == nil || !strings.Contains(out, "must be within the build context") { c.Fatalf("test8 should have failed with Dockerfile out of context: %s", err) } tmpDir := os.TempDir() out, _, err = dockerCmdInDir(c, tmpDir, "build", "-t", "test9", ctx.Dir) if err != nil { c.Fatalf("test9 - failed: %s", err) } if !strings.Contains(out, "from Dockerfile") { c.Fatalf("test9 should have used root Dockerfile, output:%s", out) } out, _, err = dockerCmdInDir(c, filepath.Join(ctx.Dir, "files"), "build", "-f", "dFile2", "-t", "test10", ".") if err != nil { c.Fatalf("test10 should have worked: %s", err) } if !strings.Contains(out, "from files/dFile2") { c.Fatalf("test10 should have used files/dFile2, output:%s", out) } } func (s *DockerSuite) TestBuildFromMixedcaseDockerfile(c *check.C) { testRequires(c, UnixCli) // Dockerfile overwrites dockerfile on windows testRequires(c, DaemonIsLinux) ctx, err := fakeContext(`FROM busybox RUN echo from dockerfile`, map[string]string{ "dockerfile": "FROM busybox\nRUN echo from dockerfile", }) defer ctx.Close() if err != nil { c.Fatal(err) } out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "-t", "test1", ".") if err != nil { c.Fatalf("Failed to build: %s\n%s", out, err) } if !strings.Contains(out, "from dockerfile") { c.Fatalf("Missing proper output: %s", out) } } func (s *DockerSuite) TestBuildWithTwoDockerfiles(c *check.C) { testRequires(c, UnixCli) // Dockerfile overwrites dockerfile on windows testRequires(c, DaemonIsLinux) ctx, err := fakeContext(`FROM busybox RUN echo from Dockerfile`, map[string]string{ "dockerfile": "FROM busybox\nRUN echo from dockerfile", }) defer ctx.Close() if err != nil { c.Fatal(err) } out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "-t", "test1", ".") if err != nil { c.Fatalf("Failed to build: %s\n%s", out, err) } if !strings.Contains(out, "from Dockerfile") { c.Fatalf("Missing proper output: %s", out) } } func (s *DockerSuite) TestBuildFromURLWithF(c *check.C) { testRequires(c, DaemonIsLinux) server, err := fakeStorage(map[string]string{"baz": `FROM busybox RUN echo from baz COPY * /tmp/ RUN find /tmp/`}) if err != nil { c.Fatal(err) } defer server.Close() ctx, err := fakeContext(`FROM busybox RUN echo from Dockerfile`, map[string]string{}) defer ctx.Close() if err != nil { c.Fatal(err) } // Make sure that -f is ignored and that we don't use the Dockerfile // that's in the current dir out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "-f", "baz", "-t", "test1", server.URL()+"/baz") if err != nil { c.Fatalf("Failed to build: %s\n%s", out, err) } if !strings.Contains(out, "from baz") || strings.Contains(out, "/tmp/baz") || !strings.Contains(out, "/tmp/Dockerfile") { c.Fatalf("Missing proper output: %s", out) } } func (s *DockerSuite) TestBuildFromStdinWithF(c *check.C) { testRequires(c, DaemonIsLinux) ctx, err := fakeContext(`FROM busybox RUN echo from Dockerfile`, map[string]string{}) defer ctx.Close() if err != nil { c.Fatal(err) } // Make sure that -f is ignored and that we don't use the Dockerfile // that's in the current dir dockerCommand := exec.Command(dockerBinary, "build", "-f", "baz", "-t", "test1", "-") dockerCommand.Dir = ctx.Dir dockerCommand.Stdin = strings.NewReader(`FROM busybox RUN echo from baz COPY * /tmp/ RUN find /tmp/`) out, status, err := runCommandWithOutput(dockerCommand) if err != nil || status != 0 { c.Fatalf("Error building: %s", err) } if !strings.Contains(out, "from baz") || strings.Contains(out, "/tmp/baz") || !strings.Contains(out, "/tmp/Dockerfile") { c.Fatalf("Missing proper output: %s", out) } } func (s *DockerSuite) TestBuildFromOfficialNames(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildfromofficial" fromNames := []string{ "busybox", "docker.io/busybox", "index.docker.io/busybox", "library/busybox", "docker.io/library/busybox", "index.docker.io/library/busybox", } for idx, fromName := range fromNames { imgName := fmt.Sprintf("%s%d", name, idx) _, err := buildImage(imgName, "FROM "+fromName, true) if err != nil { c.Errorf("Build failed using FROM %s: %s", fromName, err) } deleteImages(imgName) } } func (s *DockerSuite) TestBuildDockerfileOutsideContext(c *check.C) { testRequires(c, UnixCli) // uses os.Symlink: not implemented in windows at the time of writing (go-1.4.2) testRequires(c, DaemonIsLinux) name := "testbuilddockerfileoutsidecontext" tmpdir, err := ioutil.TempDir("", name) c.Assert(err, check.IsNil) defer os.RemoveAll(tmpdir) ctx := filepath.Join(tmpdir, "context") if err := os.MkdirAll(ctx, 0755); err != nil { c.Fatal(err) } if err := ioutil.WriteFile(filepath.Join(ctx, "Dockerfile"), []byte("FROM scratch\nENV X Y"), 0644); err != nil { c.Fatal(err) } wd, err := os.Getwd() if err != nil { c.Fatal(err) } defer os.Chdir(wd) if err := os.Chdir(ctx); err != nil { c.Fatal(err) } if err := ioutil.WriteFile(filepath.Join(tmpdir, "outsideDockerfile"), []byte("FROM scratch\nENV x y"), 0644); err != nil { c.Fatal(err) } if err := os.Symlink(filepath.Join("..", "outsideDockerfile"), filepath.Join(ctx, "dockerfile1")); err != nil { c.Fatal(err) } if err := os.Symlink(filepath.Join(tmpdir, "outsideDockerfile"), filepath.Join(ctx, "dockerfile2")); err != nil { c.Fatal(err) } for _, dockerfilePath := range []string{ filepath.Join("..", "outsideDockerfile"), filepath.Join(ctx, "dockerfile1"), filepath.Join(ctx, "dockerfile2"), } { out, _, err := dockerCmdWithError("build", "-t", name, "--no-cache", "-f", dockerfilePath, ".") if err == nil { c.Fatalf("Expected error with %s. Out: %s", dockerfilePath, out) } if !strings.Contains(out, "must be within the build context") && !strings.Contains(out, "Cannot locate Dockerfile") { c.Fatalf("Unexpected error with %s. Out: %s", dockerfilePath, out) } deleteImages(name) } os.Chdir(tmpdir) // Path to Dockerfile should be resolved relative to working directory, not relative to context. // There is a Dockerfile in the context, but since there is no Dockerfile in the current directory, the following should fail out, _, err := dockerCmdWithError("build", "-t", name, "--no-cache", "-f", "Dockerfile", ctx) if err == nil { c.Fatalf("Expected error. Out: %s", out) } } func (s *DockerSuite) TestBuildSpaces(c *check.C) { testRequires(c, DaemonIsLinux) // Test to make sure that leading/trailing spaces on a command // doesn't change the error msg we get var ( err1 error err2 error ) name := "testspaces" ctx, err := fakeContext("FROM busybox\nCOPY\n", map[string]string{ "Dockerfile": "FROM busybox\nCOPY\n", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err1 = buildImageFromContext(name, ctx, false); err1 == nil { c.Fatal("Build 1 was supposed to fail, but didn't") } ctx.Add("Dockerfile", "FROM busybox\nCOPY ") if _, err2 = buildImageFromContext(name, ctx, false); err2 == nil { c.Fatal("Build 2 was supposed to fail, but didn't") } removeLogTimestamps := func(s string) string { return regexp.MustCompile(`time="(.*?)"`).ReplaceAllString(s, `time=[TIMESTAMP]`) } // Skip over the times e1 := removeLogTimestamps(err1.Error()) e2 := removeLogTimestamps(err2.Error()) // Ignore whitespace since that's what were verifying doesn't change stuff if strings.Replace(e1, " ", "", -1) != strings.Replace(e2, " ", "", -1) { c.Fatalf("Build 2's error wasn't the same as build 1's\n1:%s\n2:%s", err1, err2) } ctx.Add("Dockerfile", "FROM busybox\n COPY") if _, err2 = buildImageFromContext(name, ctx, false); err2 == nil { c.Fatal("Build 3 was supposed to fail, but didn't") } // Skip over the times e1 = removeLogTimestamps(err1.Error()) e2 = removeLogTimestamps(err2.Error()) // Ignore whitespace since that's what were verifying doesn't change stuff if strings.Replace(e1, " ", "", -1) != strings.Replace(e2, " ", "", -1) { c.Fatalf("Build 3's error wasn't the same as build 1's\n1:%s\n3:%s", err1, err2) } ctx.Add("Dockerfile", "FROM busybox\n COPY ") if _, err2 = buildImageFromContext(name, ctx, false); err2 == nil { c.Fatal("Build 4 was supposed to fail, but didn't") } // Skip over the times e1 = removeLogTimestamps(err1.Error()) e2 = removeLogTimestamps(err2.Error()) // Ignore whitespace since that's what were verifying doesn't change stuff if strings.Replace(e1, " ", "", -1) != strings.Replace(e2, " ", "", -1) { c.Fatalf("Build 4's error wasn't the same as build 1's\n1:%s\n4:%s", err1, err2) } } func (s *DockerSuite) TestBuildSpacesWithQuotes(c *check.C) { testRequires(c, DaemonIsLinux) // Test to make sure that spaces in quotes aren't lost name := "testspacesquotes" dockerfile := `FROM busybox RUN echo " \ foo "` _, out, err := buildImageWithOut(name, dockerfile, false) if err != nil { c.Fatal("Build failed:", err) } expecting := "\n foo \n" if !strings.Contains(out, expecting) { c.Fatalf("Bad output: %q expecting to contain %q", out, expecting) } } // #4393 func (s *DockerSuite) TestBuildVolumeFileExistsinContainer(c *check.C) { testRequires(c, DaemonIsLinux) buildCmd := exec.Command(dockerBinary, "build", "-t", "docker-test-errcreatevolumewithfile", "-") buildCmd.Stdin = strings.NewReader(` FROM busybox RUN touch /foo VOLUME /foo `) out, _, err := runCommandWithOutput(buildCmd) if err == nil || !strings.Contains(out, "file exists") { c.Fatalf("expected build to fail when file exists in container at requested volume path") } } func (s *DockerSuite) TestBuildMissingArgs(c *check.C) { testRequires(c, DaemonIsLinux) // Test to make sure that all Dockerfile commands (except the ones listed // in skipCmds) will generate an error if no args are provided. // Note: INSERT is deprecated so we exclude it because of that. skipCmds := map[string]struct{}{ "CMD": {}, "RUN": {}, "ENTRYPOINT": {}, "INSERT": {}, } for cmd := range command.Commands { cmd = strings.ToUpper(cmd) if _, ok := skipCmds[cmd]; ok { continue } var dockerfile string if cmd == "FROM" { dockerfile = cmd } else { // Add FROM to make sure we don't complain about it missing dockerfile = "FROM busybox\n" + cmd } ctx, err := fakeContext(dockerfile, map[string]string{}) if err != nil { c.Fatal(err) } defer ctx.Close() var out string if out, err = buildImageFromContext("args", ctx, true); err == nil { c.Fatalf("%s was supposed to fail. Out:%s", cmd, out) } if !strings.Contains(err.Error(), cmd+" requires") { c.Fatalf("%s returned the wrong type of error:%s", cmd, err) } } } func (s *DockerSuite) TestBuildEmptyScratch(c *check.C) { testRequires(c, DaemonIsLinux) _, out, err := buildImageWithOut("sc", "FROM scratch", true) if err == nil { c.Fatalf("Build was supposed to fail") } if !strings.Contains(out, "No image was generated") { c.Fatalf("Wrong error message: %v", out) } } func (s *DockerSuite) TestBuildDotDotFile(c *check.C) { testRequires(c, DaemonIsLinux) ctx, err := fakeContext("FROM busybox\n", map[string]string{ "..gitme": "", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err = buildImageFromContext("sc", ctx, false); err != nil { c.Fatalf("Build was supposed to work: %s", err) } } func (s *DockerSuite) TestBuildNotVerbose(c *check.C) { testRequires(c, DaemonIsLinux) ctx, err := fakeContext("FROM busybox\nENV abc=hi\nRUN echo $abc there", map[string]string{}) if err != nil { c.Fatal(err) } defer ctx.Close() // First do it w/verbose - baseline out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "--no-cache", "-t", "verbose", ".") if err != nil { c.Fatalf("failed to build the image w/o -q: %s, %v", out, err) } if !strings.Contains(out, "hi there") { c.Fatalf("missing output:%s\n", out) } // Now do it w/o verbose out, _, err = dockerCmdInDir(c, ctx.Dir, "build", "--no-cache", "-q", "-t", "verbose", ".") if err != nil { c.Fatalf("failed to build the image w/ -q: %s, %v", out, err) } if strings.Contains(out, "hi there") { c.Fatalf("Bad output, should not contain 'hi there':%s", out) } } func (s *DockerSuite) TestBuildRUNoneJSON(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildrunonejson" ctx, err := fakeContext(`FROM hello-world:frozen RUN [ "/hello" ]`, map[string]string{}) if err != nil { c.Fatal(err) } defer ctx.Close() out, _, err := dockerCmdInDir(c, ctx.Dir, "build", "--no-cache", "-t", name, ".") if err != nil { c.Fatalf("failed to build the image: %s, %v", out, err) } if !strings.Contains(out, "Hello from Docker") { c.Fatalf("bad output: %s", out) } } func (s *DockerSuite) TestBuildEmptyStringVolume(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildemptystringvolume" _, err := buildImage(name, ` FROM busybox ENV foo="" VOLUME $foo `, false) if err == nil { c.Fatal("Should have failed to build") } } func (s *DockerSuite) TestBuildContainerWithCgroupParent(c *check.C) { testRequires(c, NativeExecDriver) testRequires(c, SameHostDaemon) testRequires(c, DaemonIsLinux) cgroupParent := "test" data, err := ioutil.ReadFile("/proc/self/cgroup") if err != nil { c.Fatalf("failed to read '/proc/self/cgroup - %v", err) } selfCgroupPaths := parseCgroupPaths(string(data)) _, found := selfCgroupPaths["memory"] if !found { c.Fatalf("unable to find self memory cgroup path. CgroupsPath: %v", selfCgroupPaths) } cmd := exec.Command(dockerBinary, "build", "--cgroup-parent", cgroupParent, "-") cmd.Stdin = strings.NewReader(` FROM busybox RUN cat /proc/self/cgroup `) out, _, err := runCommandWithOutput(cmd) if err != nil { c.Fatalf("unexpected failure when running container with --cgroup-parent option - %s\n%v", string(out), err) } m, err := regexp.MatchString(fmt.Sprintf("memory:.*/%s/.*", cgroupParent), out) c.Assert(err, check.IsNil) if !m { c.Fatalf("There is no expected memory cgroup with parent /%s/: %s", cgroupParent, out) } } func (s *DockerSuite) TestBuildNoDupOutput(c *check.C) { testRequires(c, DaemonIsLinux) // Check to make sure our build output prints the Dockerfile cmd // property - there was a bug that caused it to be duplicated on the // Step X line name := "testbuildnodupoutput" _, out, err := buildImageWithOut(name, ` FROM busybox RUN env`, false) if err != nil { c.Fatalf("Build should have worked: %q", err) } exp := "\nStep 2 : RUN env\n" if !strings.Contains(out, exp) { c.Fatalf("Bad output\nGot:%s\n\nExpected to contain:%s\n", out, exp) } } // GH15826 func (s *DockerSuite) TestBuildStartsFromOne(c *check.C) { testRequires(c, DaemonIsLinux) // Explicit check to ensure that build starts from step 1 rather than 0 name := "testbuildstartsfromone" _, out, err := buildImageWithOut(name, ` FROM busybox`, false) if err != nil { c.Fatalf("Build should have worked: %q", err) } exp := "\nStep 1 : FROM busybox\n" if !strings.Contains(out, exp) { c.Fatalf("Bad output\nGot:%s\n\nExpected to contain:%s\n", out, exp) } } func (s *DockerSuite) TestBuildBadCmdFlag(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildbadcmdflag" _, out, err := buildImageWithOut(name, ` FROM busybox MAINTAINER --boo joe@example.com`, false) if err == nil { c.Fatal("Build should have failed") } exp := "\nUnknown flag: boo\n" if !strings.Contains(out, exp) { c.Fatalf("Bad output\nGot:%s\n\nExpected to contain:%s\n", out, exp) } } func (s *DockerSuite) TestBuildRUNErrMsg(c *check.C) { testRequires(c, DaemonIsLinux) // Test to make sure the bad command is quoted with just "s and // not as a Go []string name := "testbuildbadrunerrmsg" _, out, err := buildImageWithOut(name, ` FROM busybox RUN badEXE a1 \& a2 a3`, false) // tab between a2 and a3 if err == nil { c.Fatal("Should have failed to build") } exp := `The command '/bin/sh -c badEXE a1 \& a2 a3' returned a non-zero code: 127` if !strings.Contains(out, exp) { c.Fatalf("RUN doesn't have the correct output:\nGot:%s\nExpected:%s", out, exp) } } func (s *DockerTrustSuite) TestTrustedBuild(c *check.C) { repoName := s.setupTrustedImage(c, "trusted-build") dockerFile := fmt.Sprintf(` FROM %s RUN [] `, repoName) name := "testtrustedbuild" buildCmd := buildImageCmd(name, dockerFile, true) s.trustedCmd(buildCmd) out, _, err := runCommandWithOutput(buildCmd) if err != nil { c.Fatalf("Error running trusted build: %s\n%s", err, out) } if !strings.Contains(out, fmt.Sprintf("FROM %s@sha", repoName[:len(repoName)-7])) { c.Fatalf("Unexpected output on trusted build:\n%s", out) } // We should also have a tag reference for the image. if out, exitCode := dockerCmd(c, "inspect", repoName); exitCode != 0 { c.Fatalf("unexpected exit code inspecting image %q: %d: %s", repoName, exitCode, out) } // We should now be able to remove the tag reference. if out, exitCode := dockerCmd(c, "rmi", repoName); exitCode != 0 { c.Fatalf("unexpected exit code inspecting image %q: %d: %s", repoName, exitCode, out) } } func (s *DockerTrustSuite) TestTrustedBuildUntrustedTag(c *check.C) { repoName := fmt.Sprintf("%v/dockercli/build-untrusted-tag:latest", privateRegistryURL) dockerFile := fmt.Sprintf(` FROM %s RUN [] `, repoName) name := "testtrustedbuilduntrustedtag" buildCmd := buildImageCmd(name, dockerFile, true) s.trustedCmd(buildCmd) out, _, err := runCommandWithOutput(buildCmd) if err == nil { c.Fatalf("Expected error on trusted build with untrusted tag: %s\n%s", err, out) } if !strings.Contains(out, fmt.Sprintf("no trust data available")) { c.Fatalf("Unexpected output on trusted build with untrusted tag:\n%s", out) } } func (s *DockerTrustSuite) TestBuildContextDirIsSymlink(c *check.C) { testRequires(c, DaemonIsLinux) tempDir, err := ioutil.TempDir("", "test-build-dir-is-symlink-") c.Assert(err, check.IsNil) defer os.RemoveAll(tempDir) // Make a real context directory in this temp directory with a simple // Dockerfile. realContextDirname := filepath.Join(tempDir, "context") if err := os.Mkdir(realContextDirname, os.FileMode(0755)); err != nil { c.Fatal(err) } if err = ioutil.WriteFile( filepath.Join(realContextDirname, "Dockerfile"), []byte(` FROM busybox RUN echo hello world `), os.FileMode(0644), ); err != nil { c.Fatal(err) } // Make a symlink to the real context directory. contextSymlinkName := filepath.Join(tempDir, "context_link") if err := os.Symlink(realContextDirname, contextSymlinkName); err != nil { c.Fatal(err) } // Executing the build with the symlink as the specified context should // *not* fail. if out, exitStatus := dockerCmd(c, "build", contextSymlinkName); exitStatus != 0 { c.Fatalf("build failed with exit status %d: %s", exitStatus, out) } } // Issue #15634: COPY fails when path starts with "null" func (s *DockerSuite) TestBuildNullStringInAddCopyVolume(c *check.C) { testRequires(c, DaemonIsLinux) name := "testbuildnullstringinaddcopyvolume" ctx, err := fakeContext(` FROM busybox ADD null / COPY nullfile / VOLUME nullvolume `, map[string]string{ "null": "test1", "nullfile": "test2", }, ) defer ctx.Close() c.Assert(err, check.IsNil) _, err = buildImageFromContext(name, ctx, true) c.Assert(err, check.IsNil) } func (s *DockerSuite) TestBuildStopSignal(c *check.C) { testRequires(c, DaemonIsLinux) name := "test_build_stop_signal" _, err := buildImage(name, `FROM busybox STOPSIGNAL SIGKILL`, true) c.Assert(err, check.IsNil) res, err := inspectFieldJSON(name, "Config.StopSignal") c.Assert(err, check.IsNil) if res != `"SIGKILL"` { c.Fatalf("Signal %s, expected SIGKILL", res) } } func (s *DockerSuite) TestBuildBuildTimeArg(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s RUN echo $%s CMD echo $%s`, envKey, envKey, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || !strings.Contains(out, envVal) { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envVal) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); out != "\n" { c.Fatalf("run produced invalid output: %q, expected empty string", out) } } func (s *DockerSuite) TestBuildBuildTimeArgHistory(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" envDef := "bar1" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s=%s`, envKey, envDef) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || !strings.Contains(out, envVal) { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envVal) } out, _ := dockerCmd(c, "history", "--no-trunc", imgName) outputTabs := strings.Split(out, "\n")[1] if !strings.Contains(outputTabs, envDef) { c.Fatalf("failed to find arg default in image history output: %q expected: %q", outputTabs, envDef) } } func (s *DockerSuite) TestBuildBuildTimeArgCacheHit(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s RUN echo $%s`, envKey, envKey) origImgID := "" var err error if origImgID, err = buildImage(imgName, dockerfile, true, args...); err != nil { c.Fatal(err) } imgNameCache := "bldargtestcachehit" if newImgID, err := buildImage(imgNameCache, dockerfile, true, args...); err != nil || newImgID != origImgID { if err != nil { c.Fatal(err) } c.Fatalf("build didn't use cache! expected image id: %q built image id: %q", origImgID, newImgID) } } func (s *DockerSuite) TestBuildBuildTimeArgCacheMissExtraArg(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" extraEnvKey := "foo1" extraEnvVal := "bar1" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s ARG %s RUN echo $%s`, envKey, extraEnvKey, envKey) origImgID := "" var err error if origImgID, err = buildImage(imgName, dockerfile, true, args...); err != nil { c.Fatal(err) } imgNameCache := "bldargtestcachemiss" args = append(args, "--build-arg", fmt.Sprintf("%s=%s", extraEnvKey, extraEnvVal)) if newImgID, err := buildImage(imgNameCache, dockerfile, true, args...); err != nil || newImgID == origImgID { if err != nil { c.Fatal(err) } c.Fatalf("build used cache, expected a miss!") } } func (s *DockerSuite) TestBuildBuildTimeArgCacheMissSameArgDiffVal(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" newEnvVal := "bar1" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s RUN echo $%s`, envKey, envKey) origImgID := "" var err error if origImgID, err = buildImage(imgName, dockerfile, true, args...); err != nil { c.Fatal(err) } imgNameCache := "bldargtestcachemiss" args = []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, newEnvVal), } if newImgID, err := buildImage(imgNameCache, dockerfile, true, args...); err != nil || newImgID == origImgID { if err != nil { c.Fatal(err) } c.Fatalf("build used cache, expected a miss!") } } func (s *DockerSuite) TestBuildBuildTimeArgOverrideArgDefinedBeforeEnv(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" envValOveride := "barOverride" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s ENV %s %s RUN echo $%s CMD echo $%s `, envKey, envKey, envValOveride, envKey, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || strings.Count(out, envValOveride) != 2 { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envValOveride) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); !strings.Contains(out, envValOveride) { c.Fatalf("run produced invalid output: %q, expected %q", out, envValOveride) } } func (s *DockerSuite) TestBuildBuildTimeArgOverrideEnvDefinedBeforeArg(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" envValOveride := "barOverride" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ENV %s %s ARG %s RUN echo $%s CMD echo $%s `, envKey, envValOveride, envKey, envKey, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || strings.Count(out, envValOveride) != 2 { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envValOveride) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); !strings.Contains(out, envValOveride) { c.Fatalf("run produced invalid output: %q, expected %q", out, envValOveride) } } func (s *DockerSuite) TestBuildBuildTimeArgExpansion(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldvarstest" wdVar := "WDIR" wdVal := "/tmp/" addVar := "AFILE" addVal := "addFile" copyVar := "CFILE" copyVal := "copyFile" envVar := "foo" envVal := "bar" exposeVar := "EPORT" exposeVal := "9999" userVar := "USER" userVal := "testUser" volVar := "VOL" volVal := "/testVol/" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", wdVar, wdVal), "--build-arg", fmt.Sprintf("%s=%s", addVar, addVal), "--build-arg", fmt.Sprintf("%s=%s", copyVar, copyVal), "--build-arg", fmt.Sprintf("%s=%s", envVar, envVal), "--build-arg", fmt.Sprintf("%s=%s", exposeVar, exposeVal), "--build-arg", fmt.Sprintf("%s=%s", userVar, userVal), "--build-arg", fmt.Sprintf("%s=%s", volVar, volVal), } ctx, err := fakeContext(fmt.Sprintf(`FROM busybox ARG %s WORKDIR ${%s} ARG %s ADD ${%s} testDir/ ARG %s COPY $%s testDir/ ARG %s ENV %s=${%s} ARG %s EXPOSE $%s ARG %s USER $%s ARG %s VOLUME ${%s}`, wdVar, wdVar, addVar, addVar, copyVar, copyVar, envVar, envVar, envVar, exposeVar, exposeVar, userVar, userVar, volVar, volVar), map[string]string{ addVal: "some stuff", copyVal: "some stuff", }) if err != nil { c.Fatal(err) } defer ctx.Close() if _, err := buildImageFromContext(imgName, ctx, true, args...); err != nil { c.Fatal(err) } var resMap map[string]interface{} var resArr []string res := "" res, err = inspectField(imgName, "Config.WorkingDir") if err != nil { c.Fatal(err) } if res != wdVal { c.Fatalf("Config.WorkingDir value mismatch. Expected: %s, got: %s", wdVal, res) } err = inspectFieldAndMarshall(imgName, "Config.Env", &resArr) if err != nil { c.Fatal(err) } found := false for _, v := range resArr { if fmt.Sprintf("%s=%s", envVar, envVal) == v { found = true break } } if !found { c.Fatalf("Config.Env value mismatch. Expected to exist: %s=%s, got: %v", envVar, envVal, resArr) } err = inspectFieldAndMarshall(imgName, "Config.ExposedPorts", &resMap) if err != nil { c.Fatal(err) } if _, ok := resMap[fmt.Sprintf("%s/tcp", exposeVal)]; !ok { c.Fatalf("Config.ExposedPorts value mismatch. Expected exposed port: %s/tcp, got: %v", exposeVal, resMap) } res, err = inspectField(imgName, "Config.User") if err != nil { c.Fatal(err) } if res != userVal { c.Fatalf("Config.User value mismatch. Expected: %s, got: %s", userVal, res) } err = inspectFieldAndMarshall(imgName, "Config.Volumes", &resMap) if err != nil { c.Fatal(err) } if _, ok := resMap[volVal]; !ok { c.Fatalf("Config.Volumes value mismatch. Expected volume: %s, got: %v", volVal, resMap) } } func (s *DockerSuite) TestBuildBuildTimeArgExpansionOverride(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldvarstest" envKey := "foo" envVal := "bar" envKey1 := "foo1" envValOveride := "barOverride" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s ENV %s %s ENV %s ${%s} RUN echo $%s CMD echo $%s`, envKey, envKey, envValOveride, envKey1, envKey, envKey1, envKey1) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || strings.Count(out, envValOveride) != 2 { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envValOveride) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); !strings.Contains(out, envValOveride) { c.Fatalf("run produced invalid output: %q, expected %q", out, envValOveride) } } func (s *DockerSuite) TestBuildBuildTimeArgUntrustedDefinedAfterUse(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox RUN echo $%s ARG %s CMD echo $%s`, envKey, envKey, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || strings.Contains(out, envVal) { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("able to access environment variable in output: %q expected to be missing", out) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); out != "\n" { c.Fatalf("run produced invalid output: %q, expected empty string", out) } } func (s *DockerSuite) TestBuildBuildTimeArgBuiltinArg(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "HTTP_PROXY" envVal := "bar" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox RUN echo $%s CMD echo $%s`, envKey, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || !strings.Contains(out, envVal) { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envVal) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); out != "\n" { c.Fatalf("run produced invalid output: %q, expected empty string", out) } } func (s *DockerSuite) TestBuildBuildTimeArgDefaultOverride(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" envValOveride := "barOverride" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envValOveride), } dockerfile := fmt.Sprintf(`FROM busybox ARG %s=%s ENV %s $%s RUN echo $%s CMD echo $%s`, envKey, envVal, envKey, envKey, envKey, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || strings.Count(out, envValOveride) != 1 { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("failed to access environment variable in output: %q expected: %q", out, envValOveride) } containerName := "bldargCont" if out, _ := dockerCmd(c, "run", "--name", containerName, imgName); !strings.Contains(out, envValOveride) { c.Fatalf("run produced invalid output: %q, expected %q", out, envValOveride) } } func (s *DockerSuite) TestBuildBuildTimeArgMultiArgsSameLine(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envKey1 := "foo1" args := []string{} dockerfile := fmt.Sprintf(`FROM busybox ARG %s %s`, envKey, envKey1) errStr := "ARG requires exactly one argument definition" if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err == nil { c.Fatalf("build succeeded, expected to fail. Output: %v", out) } else if !strings.Contains(out, errStr) { c.Fatalf("Unexpected error. output: %q, expected error: %q", out, errStr) } } func (s *DockerSuite) TestBuildBuildTimeArgUnconsumedArg(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envVal := "bar" args := []string{ "--build-arg", fmt.Sprintf("%s=%s", envKey, envVal), } dockerfile := fmt.Sprintf(`FROM busybox RUN echo $%s CMD echo $%s`, envKey, envKey) errStr := "One or more build-args" if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err == nil { c.Fatalf("build succeeded, expected to fail. Output: %v", out) } else if !strings.Contains(out, errStr) { c.Fatalf("Unexpected error. output: %q, expected error: %q", out, errStr) } } func (s *DockerSuite) TestBuildBuildTimeArgQuotedValVariants(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envKey1 := "foo1" envKey2 := "foo2" envKey3 := "foo3" args := []string{} dockerfile := fmt.Sprintf(`FROM busybox ARG %s="" ARG %s='' ARG %s="''" ARG %s='""' RUN [ "$%s" != "$%s" ] RUN [ "$%s" != "$%s" ] RUN [ "$%s" != "$%s" ] RUN [ "$%s" != "$%s" ] RUN [ "$%s" != "$%s" ]`, envKey, envKey1, envKey2, envKey3, envKey, envKey2, envKey, envKey3, envKey1, envKey2, envKey1, envKey3, envKey2, envKey3) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } } func (s *DockerSuite) TestBuildBuildTimeArgEmptyValVariants(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" envKey1 := "foo1" envKey2 := "foo2" args := []string{} dockerfile := fmt.Sprintf(`FROM busybox ARG %s= ARG %s="" ARG %s='' RUN [ "$%s" == "$%s" ] RUN [ "$%s" == "$%s" ] RUN [ "$%s" == "$%s" ]`, envKey, envKey1, envKey2, envKey, envKey1, envKey1, envKey2, envKey, envKey2) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } } func (s *DockerSuite) TestBuildBuildTimeArgDefintionWithNoEnvInjection(c *check.C) { testRequires(c, DaemonIsLinux) imgName := "bldargtest" envKey := "foo" args := []string{} dockerfile := fmt.Sprintf(`FROM busybox ARG %s RUN env`, envKey) if _, out, err := buildImageWithOut(imgName, dockerfile, true, args...); err != nil || strings.Count(out, envKey) != 1 { if err != nil { c.Fatalf("build failed to complete: %q %q", out, err) } c.Fatalf("unexpected number of occurrences of the arg in output: %q expected: 1", out) } }