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Signed-off-by: Anca Iordache <anca.iordache@docker.com>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,195 @@ | ||
| package e2e | ||
|
|
||
| import ( | ||
| "errors" | ||
| "fmt" | ||
| "io" | ||
| "io/ioutil" | ||
| "net/http" | ||
| "os" | ||
| "path/filepath" | ||
| "regexp" | ||
| "strings" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "gotest.tools/assert" | ||
| "k8s.io/apimachinery/pkg/util/wait" | ||
|
|
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| "gotest.tools/fs" | ||
| ) | ||
|
|
||
| const ( | ||
| pollTimeout = 30 * time.Second | ||
| ) | ||
|
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| func loadAndTagImage(info dindSwarmAndRegistryInfo, tmpDir *fs.Dir, tag string, url string) error { | ||
|
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| err := downloadImageTarball(tmpDir.Join("image.tar"), url) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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| combined := info.dockerCmd("load", "-q", "-i", tmpDir.Join("image.tar")) | ||
|
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| digest := "" | ||
| for _, line := range strings.Split(combined, "\n") { | ||
| if strings.Contains(line, "sha256:") { | ||
| digest = strings.Split(line, "sha256:")[1] | ||
| } | ||
| } | ||
| if digest == "" { | ||
| return errors.New("Image digest not found in docker load's stdout") | ||
| } | ||
|
|
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| digest = strings.Trim(digest, " \r\n") | ||
| info.dockerCmd("tag", digest, tag) | ||
|
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| return nil | ||
| } | ||
|
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| func downloadImageTarball(filepath string, url string) error { | ||
| client := http.Client{Timeout: time.Minute * 1} | ||
| res, err := client.Get(url) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer res.Body.Close() | ||
|
|
||
| // Create the file | ||
| out, err := os.Create(filepath) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| defer out.Close() | ||
| // Write the body to file | ||
| _, err = io.Copy(out, res.Body) | ||
| return err | ||
| } | ||
|
|
||
| func TestBackwardsCompatibilityV1(t *testing.T) { | ||
| runWithDindSwarmAndRegistry(t, func(info dindSwarmAndRegistryInfo) { | ||
| appName := "app-e2e" | ||
|
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||
| data, err := ioutil.ReadFile(filepath.Join("testdata", "compatibility", "bundle-v0.9.0.json")) | ||
| assert.NilError(t, err) | ||
| // update bundle | ||
| bundleDir := filepath.Join(info.configDir, "app", "bundles", "docker.io", "library", "app-e2e", "_tags", "v0.9.0") | ||
| assert.NilError(t, os.MkdirAll(bundleDir, os.FileMode(0777))) | ||
| assert.NilError(t, ioutil.WriteFile(filepath.Join(bundleDir, "bundle.json"), data, os.FileMode(0644))) | ||
|
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||
| // load images build with an old Docker App version | ||
| assert.NilError(t, loadAndTagImage(info, info.tmpDir, "app-e2e:0.1.0-invoc", "https://github.com/docker/app-e2e/raw/master/images/v0.9.0/app-e2e-invoc.tar")) | ||
| assert.NilError(t, loadAndTagImage(info, info.tmpDir, "app-e2e/backend", "https://github.com/docker/app-e2e/raw/master/images/v0.9.0/backend.tar")) | ||
| assert.NilError(t, loadAndTagImage(info, info.tmpDir, "app-e2e/frontend", "https://github.com/docker/app-e2e/raw/master/images/v0.9.0/frontend.tar")) | ||
|
|
||
| // list images | ||
| output := info.dockerCmd("app", "image", "ls") | ||
| checkContains(t, output, []string{appName}) | ||
| // inspect bundle | ||
| output = info.dockerCmd("app", "image", "inspect", "app-e2e:v0.9.0", "--pretty") | ||
| checkContains(t, output, | ||
| []string{ | ||
| `name:\s+app-e2e`, | ||
| `backend\s+1\s+app-e2e/backend`, | ||
| `frontend\s+1\s+8080\s+app-e2e/frontend`, | ||
| `ports.frontend\s+8080`, | ||
| }) | ||
|
|
||
| // render bundle | ||
| output = info.dockerCmd("app", "image", "render", "app-e2e:v0.9.0") | ||
| checkContains(t, output, | ||
| []string{ | ||
| "image: app-e2e/frontend", | ||
| "image: app-e2e/backend", | ||
| "published: 8080", | ||
| "target: 80", | ||
| }) | ||
|
|
||
| // Install app | ||
| output = info.dockerCmd("app", "run", "app-e2e:v0.9.0", "--name", appName) | ||
| checkContains(t, output, | ||
| []string{ | ||
| fmt.Sprintf("Creating service %s_backend", appName), | ||
| fmt.Sprintf("Creating service %s_frontend", appName), | ||
| fmt.Sprintf("Creating network %s_default", appName), | ||
| }) | ||
|
|
||
| // Status check -- poll app list | ||
| checkStatus := func(lastAction string) { | ||
| err = wait.Poll(2*time.Second, pollTimeout, func() (bool, error) { | ||
| fmt.Println("Polling app status...") | ||
| output = info.dockerCmd("app", "ls") | ||
| fmt.Println(output) | ||
| expectedLines := []string{ | ||
| `RUNNING APP\s+APP NAME\s+SERVICES\s+LAST ACTION\s+RESULT\s+CREATED\s+MODIFIED\s+REFERENCE`, | ||
| fmt.Sprintf(`%s\s+%s \(0.1.0\)\s+2/2\s+%s\s+success\s+.+second[s]?\sago\s+.+second[s]?\sago\s+`, appName, appName, lastAction), | ||
| } | ||
| matches := true | ||
| for _, expected := range expectedLines { | ||
| exp := regexp.MustCompile(expected) | ||
| matches = matches && exp.MatchString(output) | ||
| } | ||
| return matches, nil | ||
| }) | ||
| assert.NilError(t, err) | ||
| } | ||
|
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| queryService := func(port string) { | ||
| err = wait.Poll(2*time.Second, pollTimeout, func() (bool, error) { | ||
| fmt.Println("Querying service ...") | ||
| // Check the frontend service responds | ||
| url := `http://localhost:` + port | ||
| output = info.execCmd("/usr/bin/wget", "-O", "-", url) | ||
| fmt.Println(output) | ||
| expectedLines := []string{`Hi there, I love Docker!`} | ||
| matches := true | ||
| for _, expected := range expectedLines { | ||
| exp := regexp.MustCompile(expected) | ||
| matches = matches && exp.MatchString(output) | ||
| } | ||
| return matches, nil | ||
| }) | ||
| assert.NilError(t, err) | ||
| } | ||
|
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| // Check status on install | ||
| checkStatus("install") | ||
|
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| // query deployed service | ||
| queryService("8080") | ||
|
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| // Inspect app | ||
| output = info.dockerCmd("app", "inspect", appName, "--pretty") | ||
| checkContains(t, output, | ||
| []string{ | ||
| "Running App:", | ||
| fmt.Sprintf("Name: %s", appName), | ||
| "Result: success", | ||
| `ports.frontend: "8080"`, | ||
| }) | ||
|
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| // Update the application, changing the port | ||
| output = info.dockerCmd("app", "update", appName, "--set", "ports.frontend=8081") | ||
| checkContains(t, output, | ||
| []string{ | ||
| fmt.Sprintf("Updating service %s_backend", appName), | ||
| fmt.Sprintf("Updating service %s_frontend", appName), | ||
| }) | ||
|
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| // check status on upgrade | ||
| checkStatus("upgrade") | ||
|
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| // Check the frontend service responds on the new port | ||
| queryService("8081") | ||
|
|
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| // Uninstall the application | ||
| output = info.dockerCmd("app", "rm", appName) | ||
| checkContains(t, output, | ||
| []string{ | ||
| fmt.Sprintf("Removing service %s_backend", appName), | ||
| fmt.Sprintf("Removing service %s_frontend", appName), | ||
| fmt.Sprintf("Removing network %s_default", appName), | ||
| }) | ||
| }) | ||
| } |
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