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e2e: add test for release candidates
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,256 @@ | ||
| //go:build e2e | ||
| // +build e2e | ||
|
|
||
| package release | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/rand" | ||
| "crypto/tls" | ||
| "crypto/x509" | ||
| "encoding/hex" | ||
| "flag" | ||
| "fmt" | ||
| "io" | ||
| "net" | ||
| "net/http" | ||
| "os" | ||
| "os/exec" | ||
| "path" | ||
| "path/filepath" | ||
| "testing" | ||
| "time" | ||
|
|
||
| "github.com/edgelesssys/contrast/e2e/internal/kubeclient" | ||
| "github.com/edgelesssys/contrast/e2e/internal/kuberesource" | ||
| "github.com/edgelesssys/contrast/internal/kubeapi" | ||
| "github.com/google/go-github/v61/github" | ||
| "github.com/stretchr/testify/require" | ||
| ) | ||
|
|
||
| const ( | ||
| tokenEnvVar = "GH_TOKEN" | ||
| ) | ||
|
|
||
| var ( | ||
| owner = flag.String("owner", "edgelesssys", "Github repository owner") | ||
| repo = flag.String("repo", "contrast", "Github repository") | ||
| tag = flag.String("tag", "", "tag name of the release to download") | ||
| namespace = flag.String("namespace", "", "k8s namespace to install resources to (will be deleted unless --keep is set)") | ||
| keep = flag.Bool("keep", false, "don't delete test resources and deployment") | ||
| ) | ||
|
|
||
| func fetchRelease(ctx context.Context, t *testing.T) string { | ||
| ctx, cancel := context.WithTimeout(ctx, 2*time.Minute) | ||
| defer cancel() | ||
| require := require.New(t) | ||
| gh := github.NewClient(nil).WithAuthToken(os.Getenv(tokenEnvVar)) | ||
|
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||
| var dir string | ||
| if *keep { | ||
| var err error | ||
| dir, err = os.MkdirTemp("", "releasetest-") | ||
| require.NoError(err) | ||
| t.Logf("Created test directory %s", dir) | ||
| } else { | ||
| dir = t.TempDir() | ||
| } | ||
|
|
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| // Find our target release. There is GetReleaseByTag, but we may be looking for a draft release. | ||
| rels, _, err := gh.Repositories.ListReleases(ctx, *owner, *repo, nil) | ||
| require.NoError(err) | ||
| var release *github.RepositoryRelease | ||
| for _, rel := range rels { | ||
| if *rel.TagName == *tag { | ||
| release = rel | ||
| break | ||
| } | ||
| } | ||
| require.NotNil(release) | ||
|
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||
| for _, asset := range release.Assets { | ||
| f, err := os.OpenFile(path.Join(dir, *asset.Name), os.O_CREATE|os.O_RDWR, 0o777) | ||
| require.NoError(err) | ||
| body, _, err := gh.Repositories.DownloadReleaseAsset(ctx, *owner, *repo, *asset.ID, http.DefaultClient) | ||
| require.NoError(err) | ||
| _, err = io.Copy(f, body) | ||
| require.NoError(err) | ||
| f.Close() | ||
| } | ||
|
|
||
| return dir | ||
| } | ||
|
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||
| func TestRelease(t *testing.T) { | ||
| ctx := context.Background() | ||
| k := kubeclient.NewForTest(t) | ||
|
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||
| if *namespace == "" { | ||
| *namespace = randomNamespace(t) | ||
| t.Logf("Created test namespace %s", *namespace) | ||
| } | ||
|
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||
| require.True(t, t.Run("create-namespace", func(t *testing.T) { | ||
| require := require.New(t) | ||
| ctx, cancel := context.WithTimeout(ctx, 1*time.Minute) | ||
| defer cancel() | ||
|
|
||
| res, err := kuberesource.ResourcesToUnstructured([]any{kuberesource.Namespace(*namespace)}) | ||
| require.NoError(err) | ||
| require.NoError(k.Apply(ctx, res...)) | ||
| }), "the namespace is required for subsequent tests to run") | ||
|
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| t.Cleanup(func() { | ||
| if *keep { | ||
| return | ||
| } | ||
| ctx, cancel := context.WithTimeout(ctx, 1*time.Minute) | ||
| defer cancel() | ||
|
|
||
| res, err := kuberesource.ResourcesToUnstructured([]any{kuberesource.Namespace(*namespace)}) | ||
| if err != nil { | ||
| return | ||
| } | ||
| k.Delete(ctx, res...) | ||
| }) | ||
|
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| dir := fetchRelease(ctx, t) | ||
|
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| contrast := &contrast{dir} | ||
|
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| for _, sub := range []string{"help"} { | ||
| contrast.Run(t, ctx, 2*time.Second, sub) | ||
| } | ||
|
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||
| var coordinatorIP string | ||
| require.True(t, t.Run("apply-coordinator", func(t *testing.T) { | ||
| require := require.New(t) | ||
| ctx, cancel := context.WithTimeout(ctx, 5*time.Minute) | ||
| defer cancel() | ||
|
|
||
| yaml, err := os.ReadFile(path.Join(dir, "coordinator.yml")) | ||
| require.NoError(err) | ||
| resources, err := kubeapi.UnmarshalUnstructuredK8SResource(yaml) | ||
| require.NoError(err) | ||
|
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||
| for _, r := range resources { | ||
| require.NoError(k.PatchNamespace(*namespace, r)) | ||
| } | ||
|
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| require.NoError(k.Apply(ctx, resources...)) | ||
| require.NoError(k.WaitForDeployment(ctx, *namespace, "coordinator")) | ||
| coordinatorIP, err = k.WaitForLoadBalancer(ctx, *namespace, "coordinator") | ||
| require.NoError(err) | ||
| }), "the coordinator is required for subsequent tests to run") | ||
|
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||
| require.True(t, t.Run("unpack-deployment", func(t *testing.T) { | ||
| require := require.New(t) | ||
| ctx, cancel := context.WithTimeout(ctx, 10*time.Second) | ||
| defer cancel() | ||
|
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||
| cmd := exec.CommandContext(ctx, "unzip", "emojivoto-demo.zip") | ||
| cmd.Dir = dir | ||
| out, err := cmd.CombinedOutput() | ||
| require.NoError(err, "output:\n%s", string(out)) | ||
|
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||
| infos, err := os.ReadDir(path.Join(dir, "deployment")) | ||
| require.NoError(err) | ||
| for _, info := range infos { | ||
| name := path.Join(path.Join(dir, "deployment"), info.Name()) | ||
| yaml, err := os.ReadFile(name) | ||
| resources, err := kubeapi.UnmarshalUnstructuredK8SResource(yaml) | ||
| require.NoError(err) | ||
|
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||
| for _, r := range resources { | ||
| require.NoError(k.PatchNamespace(*namespace, r)) | ||
| } | ||
| newYAML, err := kuberesource.EncodeUnstructured(resources) | ||
| require.NoError(err) | ||
| require.NoError(os.WriteFile(name, newYAML, 0o644)) | ||
|
|
||
| } | ||
| }), "unpacking needs to succeed for subsequent tests to run") | ||
|
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||
| contrast.Run(t, ctx, 2*time.Minute, "generate", "deployment/") | ||
| contrast.Run(t, ctx, 1*time.Minute, "set", "-c", coordinatorIP+":1313", "deployment/") | ||
| contrast.Run(t, ctx, 1*time.Minute, "verify", "-c", coordinatorIP+":1313") | ||
|
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||
| require.True(t, t.Run("apply-demo", func(t *testing.T) { | ||
| require := require.New(t) | ||
| ctx, cancel := context.WithTimeout(ctx, 5*time.Minute) | ||
| defer cancel() | ||
|
|
||
| files, err := filepath.Glob(path.Join(dir, "deployment", "*.yml")) | ||
| require.NoError(err) | ||
| for _, file := range files { | ||
| yaml, err := os.ReadFile(file) | ||
| require.NoError(err) | ||
| resources, err := kubeapi.UnmarshalUnstructuredK8SResource(yaml) | ||
| require.NoError(err) | ||
| require.NoError(k.Apply(ctx, resources...)) | ||
| } | ||
|
|
||
| require.NoError(k.WaitForDeployment(ctx, *namespace, "vote-bot")) | ||
| require.NoError(k.WaitForDeployment(ctx, *namespace, "voting")) | ||
| require.NoError(k.WaitForDeployment(ctx, *namespace, "emoji")) | ||
| require.NoError(k.WaitForDeployment(ctx, *namespace, "web")) | ||
| }), "applying the demo is required for subsequent tests to run") | ||
|
|
||
| t.Run("test-demo", func(t *testing.T) { | ||
| require := require.New(t) | ||
| ctx, cancel := context.WithTimeout(ctx, 1*time.Minute) | ||
| defer cancel() | ||
|
|
||
| emojiwebIP, err := k.WaitForLoadBalancer(ctx, *namespace, "web-svc") | ||
| require.NoError(err) | ||
|
|
||
| cfg := &tls.Config{RootCAs: x509.NewCertPool()} | ||
| pem, err := os.ReadFile(path.Join(dir, "verify", "mesh-root.pem")) | ||
| require.NoError(err) | ||
| require.True(cfg.RootCAs.AppendCertsFromPEM(pem)) | ||
|
|
||
| c := http.Client{ | ||
| Transport: &http.Transport{ | ||
| DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) { | ||
| return (&net.Dialer{}).DialContext(ctx, "tcp", net.JoinHostPort(emojiwebIP, "443")) | ||
| }, | ||
| TLSClientConfig: cfg, | ||
| }, | ||
| } | ||
| req, err := http.NewRequestWithContext(ctx, http.MethodGet, "https://web", nil) | ||
| require.NoError(err) | ||
| resp, err := c.Do(req) | ||
| require.NoError(err) | ||
| require.Equal(http.StatusOK, resp.StatusCode) | ||
| }) | ||
| } | ||
|
|
||
| type contrast struct { | ||
| dir string | ||
| } | ||
|
|
||
| func (c *contrast) Run(t *testing.T, ctx context.Context, timeout time.Duration, args ...string) { | ||
| require.True(t, t.Run(args[0], func(t *testing.T) { | ||
| ctx, cancel := context.WithTimeout(ctx, timeout) | ||
| defer cancel() | ||
| cmd := exec.CommandContext(ctx, "./contrast", args...) | ||
| cmd.Dir = c.dir | ||
| out, err := cmd.CombinedOutput() | ||
| require.NoError(t, err, "output:\n%s", string(out)) | ||
| }), args[0]+" needs to succeed for subsequent tests to run") | ||
| } | ||
|
|
||
| func randomNamespace(t *testing.T) string { | ||
| buf := make([]byte, 4) | ||
| n, err := rand.Read(buf) | ||
| require.NoError(t, err) | ||
| require.Equal(t, 4, n) | ||
| return "releasetest-" + hex.EncodeToString(buf) | ||
| } | ||
|
|
||
| func TestMain(m *testing.M) { | ||
| flag.Parse() | ||
|
|
||
| fmt.Printf("Release: %s/%s@%s\n", *owner, *repo, *tag) | ||
| os.Exit(m.Run()) | ||
| } |
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