DevOps sur Android : D'un git push à une release Play Store

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DevOps sur Android D'un git push à une release sur le Play Store @JeremMartinez www.jeremie-martinez.com

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Nous recrutons !

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Les processes dépendent du contexte

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DevOps n.pr [dɛvops] Fluidifier le processus de mise en production en rassemblant les équipes de développement et les équipes opérationnelles. Play Store

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Intégration continue Livraison continue Déploiement continu Tests unitaires Automatisation Release Packaging Build Tests d’intégration Test d’instrumentation Quality

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Intégration continue Build automatique Fail fast Testé constamment Packaging constant Release plus facile

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Base d’un process solide

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Packaging Quality Tests Build Push

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Push dev master v19 v20

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Push dev master v19 v20 feature

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Build Push Packaging Quality Tests

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Build 2 builds: debug et release

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Build

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Packaging Quality Tests Build Push

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Tests Oui, même sur Android

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Tests unitaires Valider des fonctionnalités Garantir des comportements Empêcher les regressions

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JUnit4 public final class LordOfTheRingsTest {    @Before  public void setup() { … }    @Test  public void shouldBringThePrecious() { … } @After  public void tearDown() { … } } Tests unitaires

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Robolectric public final class LordOfTheRingsTest {    @Before  public void setup() { … }    @Test  public void shouldBringThePrecious() { … } @After  public void tearDown() { … } } Tests unitaires

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@RunWith(RobolectricTestRunner.class)  @Config(manifest = Config.NONE) Tests unitaires Robolectric public final class LordOfTheRingsTest {    @Before  public void setup() { … }    @Test  public void shouldBringThePrecious() { … } @After  public void tearDown() { … } }

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@Test  public void shouldRestoreFromParcelable() { // Given Character item = new Character("Frodo", "Baggins", "Hobbit");   // When  Parcel parcel = Parcel.obtain();  item.writeToParcel(parcel, 0);  parcel.setDataPosition(0); // Then Character fromParcel = Character.CREATOR.createFromParcel(parcel); assertThat(fromParcel.firstname).isEqualTo("Frodo"); assertThat(fromParcel.lastname).isEqualTo("Baggins");  assertThat(fromParcel.race).isEqualTo("Hobbit"); } Tests unitaires

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Ne testez pas Android Tests unitaires

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Utilisez un framework d’assertions Truth ou AssertJ par exemple Tests unitaires

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Tests d’intégration Espresso ou Robotium

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Tests d’intégration Espresso ou Robotium

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Tests d’intégration Testez uniquement les user-flows principaux

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Tests d’intégration Recherche Panier Paiement Billets Exemple pour Captain Train

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Tests

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Quality Tests Build Push Packaging

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Quality

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Quality Lint

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Quality Lint Custom

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Quality public class AttrPrefixDetector extends ResourceXmlDetector {    public static final Issue ISSUE = Issue.create("AttrNotPrefixed", //  "You must prefix your custom attr by `ct`", //  "We prefix all our attrs to avoid clashes.", //  Category.TYPOGRAPHY, //  5, // Priority  Severity.WARNING, //  new Implementation(AttrPrefixDetector.class, // Scope.RESOURCE_FILE_SCOPE) // );

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Quality // Only XML files  @Override  public boolean appliesTo(@NonNull Context context,  @NonNull File file) {  return LintUtils.isXmlFile(file);  }

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Quality // Only values folder  @Override  public boolean appliesTo(ResourceFolderType folderType) {  return ResourceFolderType.VALUES == folderType;  }

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Quality // Only attr tag  @Override  public Collection getApplicableElements() {  return Collections.singletonList(TAG_ATTR);  }

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Quality // Only name attribute  @Override  public Collection getApplicableAttributes() {  return Collections.singletonList(ATTR_NAME);  }

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Quality @Override  public void visitElement(XmlContext context, Element element) {  final Attr attributeNode = element.getAttributeNode(ATTR_NAME);  if (attributeNode != null) {  final String val = attributeNode.getValue();  if (!val.startsWith("android:") && !val.startsWith("ct")) {  context.report(ISSUE,  attributeNode,  context.getLocation(attributeNode),  "You must prefix your custom attr by `ct`");  }  }  }

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Quality public final class CaptainRegistry extends IssueRegistry {  @Override  public List getIssues() {  return Collections.singletonList(AttrPrefixDetector.ISSUE);  }  }

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Quality

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Quality Ne sous-estimez pas les règles Lint

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Packaging Quality Tests Build Push

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Packaging Filtrez vos ressources Proguard Assemble Signez votre APK Zipalign votre APK zipalign -z 4 in.apk out.apk

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Packaging Quality Tests Build Push Intégration continue

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Packaging Quality Tests Build Push Intégration continue

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Intégration continue

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Automatiser les livraisons afin de pouvoir livrer rapidement et facilement Intégration continue Livraison continue

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Déploiement continu

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« Trop de mises à jour »

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Pas assez de contenu

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Pouvoir ≠ Vouloir

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Une release, c’est quoi ?

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Beta Rollout 5% Rollout 50% Release 100% 1 semaine 1 semaine

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Beta Rollout 5% Rollout 50% Release 100% Toutes les 6 semaines Le mardi

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Intégration continue Livraison continue dev master v21

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Publish Screenshots Livraison continue

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Screenshots Ne négligez pas les screenshots

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Screenshots Automatisez les screenshots

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Outil maison avec UiAutomator Spoon par Square Screengrab par Fastlane Screenshots

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Publish Livraison continue Screenshots

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Éviter les surprises Publish

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Vérifiez vos permissions Publish

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private static final String[] EXPECTED_PERMISSIONS = { … } @Test  public void shouldMatchPermissions() throws Exception {  final AndroidManifest androidManifest = new AndroidManifest( //  Fs.fileFromPath("build/intermediates/manifests/full/debug/AndroidManifest.xml"), //  null, //  null //  );  final Set requestedPermissions = new HashSet<>(androidManifest.getUsedPermissions());    assertThat(requestedPermissions).containsOnly(EXPECTED_PERMISSIONS);  } Publish

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Testez vos upgrades de database Publish

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testCompile 'org.xerial:sqlite-jdbc:3.8.10.1'  Publish

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@Test  public void upgradeShouldBeTheSameAsCreate() throws Exception {  DbOpenHelper helper = new DbOpenHelper(RuntimeEnvironment.application);    helper.onCreate(newDatabase());  helper.onUpgrade(originDatabase(), 1, CURRENT_VERSION);    Set newSchema = extractSchema(newFile.getAbsolutePath());  Set upgradedSchema = extractSchema(upgradedFile.getAbsolutePath());    assertThat(upgradedSchema).isEqualTo(newSchema);  } Publish

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connection = DriverManager.getConnection(JDBC_SQLITE + url);    tables = connection.getMetaData().getTables(null, null, null, null);  while (tables.next()) {    final String tableType = tables.getString("TABLE_TYPE");  final String tableName = tables.getString("TABLE_NAME");  schema.add(tableType + " " + tableName);  Publish

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columns = connection.getMetaData().getColumns(null, null, tableName, null);  while (columns.next()) {    final String columnName = columns.getString("COLUMN_NAME");  final String columnType = columns.getString("TYPE_NAME");  final String columnNullable = columns.getString("IS_NULLABLE");  final String columnDefault = columns.getString("COLUMN_DF");  schema.add("TABLE " + tableName +  " COLUMN " + columnName + " " + columnType +  " NULLABLE=" + columnNullable +  " DEFAULT=" + columnDefault);  } Publish

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Tables / Views Columns Primary Keys Cross-references Indexes Publish

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No content

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Publish

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Publish

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Publish

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Choisissez votre client HTTP - Java - Ruby - Python Publish

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compile 'com.google.apis:google-api-services-androidpublisher:v2-rev20-1.21.0'  Publish

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http = GoogleNetHttpTransport.newTrustedTransport();  json = JacksonFactory.getDefaultInstance();    GoogleCredential credential = new GoogleCredential.Builder().  setTransport(http).  setJsonFactory(json).  setServiceAccountPrivateKeyId(KEY_ID).  setServiceAccountId(SERVICE_ACCOUNT_EMAIL).  setServiceAccountScopes(AndroidPublisherScopes.ANDROIDPUBLISHER).  setServiceAccountPrivateKeyFromPemFile(secretFile).  build();    publisher = new AndroidPublisher.Builder(http, json, credential).  setApplicationName(PACKAGE).  build(); Publish

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AndroidPublisher.Edits edits = publisher.edits();    AppEdit edit = edits.insert(PACKAGE, null).execute();  String id = edit.getId(); Publish

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Listings listings = edits.listings(); Listing listing = new Listing().  setFullDescription(description).  setShortDescription(shortDescription).  setTitle(title);    listings.update(PACKAGE, id, "en_US", listing).execute(); Publish

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Images images = edits.images();    FileContent content = new FileContent(PNG_MIME_TYPE, file);    images.upload(PACKAGE, id, "en_US", "phone5", content).execute(); Publish "tablet7" "tablet9"  "wear"

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  Apks apks = edits.apks();   FileContent apkContent = new FileContent(APK_MIME_TYPE, apkFile);  Apk apk = apks.upload(PACKAGE, id, apkContent).execute();   int version = apk.getVersionCode();  Publish

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  // Assign APK to Track  Tracks tracks = edits.tracks();   Track track = new Track().setVersionCodes(version);   tracks.update(PACKAGE, id, "production", track).execute(); Publish "rollout" "beta" "alpha"

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  // Update APK listing  Apklistings apklistings = edits.apklistings();   ApkListing whatsnew = new ApkListing().setRecentChanges(changes);   apklistings.update(PACKAGE, id, version, "en_US", whatsnew).execute(); Publish

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edits.validate(PACKAGE, id).execute();   edits.commit(PACKAGE, id).execute(); Publish

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Listings Screenshots APK Nouveautés Track Publish

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Outil maison Plugin Gradle Plugin Jenkins Publish

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Screenshots Livraison continue Publish

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Publish Screenshots Livraison continue Packaging Quality Tests Build Push Intégration continue

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Questions ? @JeremMartinez www.jeremie-martinez.com