Connect to the correct endpoints based on runtime

core/src/main/java/google/registry/batch/AsyncTaskEnqueuer.java

@@ -24,7 +24,7 @@
 import com.google.common.flogger.FluentLogger;
 import google.registry.model.EppResource;
 import google.registry.persistence.VKey;
-import google.registry.request.Action.Service;
+import google.registry.request.Action;
 import javax.inject.Inject;
 import org.joda.time.DateTime;
 import org.joda.time.Duration;
@@ -78,7 +78,7 @@ public void enqueueAsyncResave(
     logger.atInfo().log("Enqueuing async re-save of %s to run at %s.", entityKey, whenToResave);
     cloudTasksUtils.enqueue(
         QUEUE_ASYNC_ACTIONS,
-        cloudTasksUtils.createPostTaskWithDelay(
-            ResaveEntityAction.PATH, Service.BACKEND, params, etaDuration));
+        cloudTasksUtils.createTaskWithDelay(
+            ResaveEntityAction.class, Action.Method.POST, params, etaDuration));
   }
 }

core/src/main/java/google/registry/batch/CannedScriptExecutionAction.java

@@ -20,6 +20,7 @@
 
 import com.google.common.flogger.FluentLogger;
 import google.registry.request.Action;
+import google.registry.request.Action.GaeService;
 import google.registry.request.Parameter;
 import google.registry.request.Response;
 import google.registry.request.UrlConnectionService;
@@ -42,7 +43,7 @@
  * --service BACKEND -X POST -u '/_dr/task/executeCannedScript}'}
  */
 @Action(
-    service = Action.Service.BACKEND,
+    service = GaeService.BACKEND,
     path = "/_dr/task/executeCannedScript",
     method = {POST, GET},
     automaticallyPrintOk = true,

core/src/main/java/google/registry/batch/CheckBulkComplianceAction.java

@@ -27,7 +27,7 @@
 import google.registry.model.domain.token.BulkPricingPackage;
 import google.registry.model.registrar.Registrar;
 import google.registry.request.Action;
-import google.registry.request.Action.Service;
+import google.registry.request.Action.GaeService;
 import google.registry.request.auth.Auth;
 import google.registry.ui.server.SendEmailUtils;
 import google.registry.util.Clock;
@@ -39,7 +39,7 @@
  * An action that checks all {@link BulkPricingPackage} objects for compliance with their max create
  * limit.
  */
-@Action(service = Service.BACKEND, path = CheckBulkComplianceAction.PATH, auth = Auth.AUTH_ADMIN)
+@Action(service = GaeService.BACKEND, path = CheckBulkComplianceAction.PATH, auth = Auth.AUTH_ADMIN)
 public class CheckBulkComplianceAction implements Runnable {
 
   public static final String PATH = "/_dr/task/checkBulkCompliance";

core/src/main/java/google/registry/batch/CloudTasksUtils.java

@@ -15,8 +15,8 @@
 package google.registry.batch;
 
 import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkState;
 import static com.google.common.collect.ImmutableList.toImmutableList;
-import static google.registry.tools.ServiceConnection.getServer;
 import static java.util.concurrent.TimeUnit.SECONDS;
 
 import com.google.api.gax.rpc.ApiException;
@@ -39,11 +39,15 @@
 import com.google.protobuf.util.Timestamps;
 import google.registry.config.CredentialModule.ApplicationDefaultCredential;
 import google.registry.config.RegistryConfig.Config;
+import google.registry.request.Action;
+import google.registry.request.Action.Method;
 import google.registry.request.Action.Service;
 import google.registry.util.Clock;
 import google.registry.util.CollectionUtils;
 import google.registry.util.GoogleCredentialsBundle;
+import google.registry.util.RegistryEnvironment;
 import google.registry.util.Retrier;
+import java.io.Serial;
 import java.io.Serializable;
 import java.nio.charset.StandardCharsets;
 import java.util.Arrays;
@@ -58,7 +62,7 @@
 /** Utilities for dealing with Cloud Tasks. */
 public class CloudTasksUtils implements Serializable {
 
-  private static final long serialVersionUID = -7605156291755534069L;
+  @Serial private static final long serialVersionUID = -7605156291755534069L;
   private static final FluentLogger logger = FluentLogger.forEnclosingClass();
   private static final Random random = new Random();
 
@@ -122,7 +126,7 @@ public ImmutableList<Task> enqueue(String queue, Task... tasks) {
    */
   private static String processRequestParameters(
       String path,
-      HttpMethod method,
+      Method method,
       Multimap<String, String> params,
       BiConsumer<String, String> putHeadersFunction,
       Consumer<ByteString> setBodyFunction) {
@@ -140,7 +144,7 @@ private static String processRequestParameters(
                                 "%s=%s",
                                 escaper.escape(entry.getKey()), escaper.escape(entry.getValue())))
                     .collect(toImmutableList()));
-    if (method.equals(HttpMethod.GET)) {
+    if (method.equals(Method.GET)) {
       return String.format("%s?%s", path, encodedParams);
     }
     putHeadersFunction.accept(HttpHeaders.CONTENT_TYPE, MediaType.FORM_DATA.toString());
@@ -155,26 +159,26 @@ private static String processRequestParameters(
    * default service account as the principal. That account must have permission to submit tasks to
    * Cloud Tasks.
    *
+   * <p>The caller of this method is responsible for passing in the appropriate service based on the
+   * runtime (GAE/GKE). Use the overload that takes an action class if possible.
+   *
    * @param path the relative URI (staring with a slash and ending without one).
-   * @param method the HTTP method to be used for the request, only GET and POST are supported.
-   * @param service the App Engine service to route the request to.
+   * @param method the HTTP method to be used for the request.
+   * @param service the GAE/GKE service to route the request to.
    * @param params a multimap of URL query parameters. Duplicate keys are saved as is, and it is up
    *     to the server to process the duplicate keys.
    * @return the enqueued task.
    * @see <a
    *     href=ttps://cloud.google.com/appengine/docs/standard/java/taskqueue/push/creating-tasks#target>Specifyinig
    *     the worker service</a>
    */
-  private Task createTask(
-      String path, HttpMethod method, Service service, Multimap<String, String> params) {
+  protected Task createTask(
+      String path, Method method, Service service, Multimap<String, String> params) {
     checkArgument(
         path != null && !path.isEmpty() && path.charAt(0) == '/',
         "The path must start with a '/'.");
-    checkArgument(
-        method.equals(HttpMethod.GET) || method.equals(HttpMethod.POST),
-        "HTTP method %s is used. Only GET and POST are allowed.",
-        method);
-    HttpRequest.Builder requestBuilder = HttpRequest.newBuilder().setHttpMethod(method);
+    HttpRequest.Builder requestBuilder =
+        HttpRequest.newBuilder().setHttpMethod(HttpMethod.valueOf(method.name()));
     path =
         processRequestParameters(
             path, method, params, requestBuilder::putHeaders, requestBuilder::setBody);
@@ -183,17 +187,52 @@ private Task createTask(
             .setServiceAccountEmail(credential.serviceAccount())
             .setAudience(oauthClientId);
     requestBuilder.setOidcToken(oidcTokenBuilder.build());
-    String totalPath = String.format("%s%s", getServer(service), path);
+    String totalPath = String.format("%s%s", service.getServiceUrl(), path);
     requestBuilder.setUrl(totalPath);
     return Task.newBuilder().setHttpRequest(requestBuilder.build()).build();
   }
 
+  /**
+   * Create a {@link Task} to be enqueued.
+   *
+   * <p>This uses the standard Cloud Tasks auth format to create and send an OIDC ID token with the
+   * default service account as the principal. That account must have permission to submit tasks to
+   * Cloud Tasks.
+   *
+   * <p>Prefer this overload over the one where the path and service are explicit defined, as this
+   * class will automatically determine the service to use based on the action and the runtime.
+   *
+   * @param actionClazz the action class to run, must be annotated with {@link Action}.
+   * @param method the HTTP method to be used for the request.
+   * @param params a multimap of URL query parameters. Duplicate keys are saved as is, and it is up
+   *     to the server to process the duplicate keys.
+   * @return the enqueued task.
+   * @see <a
+   *     href=ttps://cloud.google.com/appengine/docs/standard/java/taskqueue/push/creating-tasks#target>Specifyinig
+   *     the worker service</a>
+   */
+  public Task createTask(
+      Class<? extends Runnable> actionClazz, Method method, Multimap<String, String> params) {
+    Action action = actionClazz.getAnnotation(Action.class);
+    checkArgument(
+        action != null,
+        "Action class %s is not annotated with @Action",
+        actionClazz.getSimpleName());
+    String path = action.path();
+    Service service =
+        RegistryEnvironment.isOnJetty() ? Action.ServiceGetter.get(action) : action.service();
+    return createTask(path, method, service, params);
+  }
+
   /**
    * Create a {@link Task} to be enqueued with a random delay up to {@code jitterSeconds}.
    *
+   * <p>The caller of this method is responsible for passing in the appropriate service based on the
+   * runtime (GAE/GKE). Use the overload that takes an action class if possible.
+   *
    * @param path the relative URI (staring with a slash and ending without one).
-   * @param method the HTTP method to be used for the request, only GET and POST are supported.
-   * @param service the App Engine service to route the request to.
+   * @param method the HTTP method to be used for the request.
+   * @param service the GAE/GKE service to route the request to.
    * @param params a multimap of URL query parameters. Duplicate keys are saved as is, and it is up
    *     to the server to process the duplicate keys.
    * @param jitterSeconds the number of seconds that a task is randomly delayed up to.
@@ -202,9 +241,9 @@ private Task createTask(
    *     href=ttps://cloud.google.com/appengine/docs/standard/java/taskqueue/push/creating-tasks#target>Specifyinig
    *     the worker service</a>
    */
-  private Task createTaskWithJitter(
+  public Task createTaskWithJitter(
       String path,
-      HttpMethod method,
+      Method method,
       Service service,
       Multimap<String, String> params,
       Optional<Integer> jitterSeconds) {
@@ -219,12 +258,44 @@ private Task createTaskWithJitter(
         Duration.millis(random.nextInt((int) SECONDS.toMillis(jitterSeconds.get()))));
   }
 
+  /**
+   * Create a {@link Task} to be enqueued with a random delay up to {@code jitterSeconds}.
+   *
+   * <p>Prefer this overload over the one where the path and service are explicit defined, as this
+   * class will automatically determine the service to use based on the action and the runtime.
+   *
+   * @param actionClazz the action class to run, must be annotated with {@link Action}.
+   * @param method the HTTP method to be used for the request.
+   * @param params a multimap of URL query parameters. Duplicate keys are saved as is, and it is up
+   *     to the server to process the duplicate keys.
+   * @param jitterSeconds the number of seconds that a task is randomly delayed up to.
+   * @return the enqueued task.
+   * @see <a
+   *     href=ttps://cloud.google.com/appengine/docs/standard/java/taskqueue/push/creating-tasks#target>Specifyinig
+   *     the worker service</a>
+   */
+  public Task createTaskWithJitter(
+      Class<? extends Runnable> actionClazz,
+      Method method,
+      Multimap<String, String> params,
+      Optional<Integer> jitterSeconds) {
+    Action action = getAction(actionClazz);
+    checkState(
+        action != null,
+        "Action class %s is not annotated with @Action",
+        actionClazz.getSimpleName());
+    String path = action.path();
+    Service service =
+        RegistryEnvironment.isOnJetty() ? Action.ServiceGetter.get(action) : action.service();
+    return createTaskWithJitter(path, method, service, params, jitterSeconds);
+  }
+
   /**
    * Create a {@link Task} to be enqueued with delay of {@code duration}.
    *
    * @param path the relative URI (staring with a slash and ending without one).
-   * @param method the HTTP method to be used for the request, only GET and POST are supported.
-   * @param service the App Engine service to route the request to.
+   * @param method the HTTP method to be used for the request.
+   * @param service the GAE/GKE service to route the request to.
    * @param params a multimap of URL query parameters. Duplicate keys are saved as is, and it is up
    *     to the server to process the duplicate keys.
    * @param delay the amount of time that a task needs to delayed for.
@@ -235,7 +306,7 @@ private Task createTaskWithJitter(
    */
   private Task createTaskWithDelay(
       String path,
-      HttpMethod method,
+      Method method,
       Service service,
       Multimap<String, String> params,
       Duration delay) {
@@ -248,58 +319,53 @@ private Task createTaskWithDelay(
         .build();
   }
 
-  public Task createPostTask(String path, Service service, Multimap<String, String> params) {
-    return createTask(path, HttpMethod.POST, service, params);
-  }
-
-  public Task createGetTask(String path, Service service, Multimap<String, String> params) {
-    return createTask(path, HttpMethod.GET, service, params);
-  }
-
-  /**
-   * Create a {@link Task} via HTTP.POST that will be randomly delayed up to {@code jitterSeconds}.
-   */
-  public Task createPostTaskWithJitter(
-      String path,
-      Service service,
-      Multimap<String, String> params,
-      Optional<Integer> jitterSeconds) {
-    return createTaskWithJitter(path, HttpMethod.POST, service, params, jitterSeconds);
-  }
-
   /**
-   * Create a {@link Task} via HTTP.GET that will be randomly delayed up to {@code jitterSeconds}.
+   * Create a {@link Task} to be enqueued with delay of {@code duration}.
+   *
+   * <p>Prefer this overload over the one where the path and service are explicit defined, as this
+   * class will automatically determine the service to use based on the action and the runtime.
+   *
+   * @param actionClazz the action class to run, must be annotated with {@link Action}.
+   * @param method the HTTP method to be used for the request.
+   * @param params a multimap of URL query parameters. Duplicate keys are saved as is, and it is up
+   *     to the server to process the duplicate keys.
+   * @param delay the amount of time that a task needs to delayed for.
+   * @return the enqueued task.
+   * @see <a
+   *     href=ttps://cloud.google.com/appengine/docs/standard/java/taskqueue/push/creating-tasks#target>Specifyinig
+   *     the worker service</a>
    */
-  public Task createGetTaskWithJitter(
-      String path,
-      Service service,
+  public Task createTaskWithDelay(
+      Class<? extends Runnable> actionClazz,
+      Method method,
       Multimap<String, String> params,
-      Optional<Integer> jitterSeconds) {
-    return createTaskWithJitter(path, HttpMethod.GET, service, params, jitterSeconds);
-  }
-
-  /** Create a {@link Task} via HTTP.POST that will be delayed for {@code delay}. */
-  public Task createPostTaskWithDelay(
-      String path, Service service, Multimap<String, String> params, Duration delay) {
-    return createTaskWithDelay(path, HttpMethod.POST, service, params, delay);
+      Duration delay) {
+    Action action = getAction(actionClazz);
+    String path = action.path();
+    Service service =
+        RegistryEnvironment.isOnJetty() ? Action.ServiceGetter.get(action) : action.service();
+    return createTaskWithDelay(path, method, service, params, delay);
   }
 
-  /** Create a {@link Task} via HTTP.GET that will be delayed for {@code delay}. */
-  public Task createGetTaskWithDelay(
-      String path, Service service, Multimap<String, String> params, Duration delay) {
-    return createTaskWithDelay(path, HttpMethod.GET, service, params, delay);
+  private static Action getAction(Class<? extends Runnable> actionClazz) {
+    Action action = actionClazz.getAnnotation(Action.class);
+    checkState(
+        action != null,
+        "Action class %s is not annotated with @Action",
+        actionClazz.getSimpleName());
+    return action;
   }
 
   public abstract static class SerializableCloudTasksClient implements Serializable {
 
-    private static final long serialVersionUID = 7872861868968535498L;
+    @Serial private static final long serialVersionUID = 7872861868968535498L;
 
     public abstract Task enqueue(String projectId, String locationId, String queueName, Task task);
   }
 
   public static class GcpCloudTasksClient extends SerializableCloudTasksClient {
 
-    private static final long serialVersionUID = -5959253033129154037L;
+    @Serial private static final long serialVersionUID = -5959253033129154037L;
 
     // Use a supplier so that we can use try-with-resources with the client, which implements
     // Autocloseable.

core/src/main/java/google/registry/batch/DeleteExpiredDomainsAction.java

@@ -37,6 +37,7 @@
 import google.registry.model.eppoutput.EppOutput;
 import google.registry.persistence.transaction.QueryComposer.Comparator;
 import google.registry.request.Action;
+import google.registry.request.Action.GaeService;
 import google.registry.request.Response;
 import google.registry.request.auth.Auth;
 import google.registry.request.lock.LockHandler;
@@ -67,7 +68,7 @@
  * this action runs, thus alerting us that human action is needed to correctly process the delete.
  */
 @Action(
-    service = Action.Service.BACKEND,
+    service = GaeService.BACKEND,
     path = DeleteExpiredDomainsAction.PATH,
     auth = Auth.AUTH_ADMIN)
 public class DeleteExpiredDomainsAction implements Runnable {

core/src/main/java/google/registry/batch/DeleteLoadTestDataAction.java

@@ -37,6 +37,7 @@
 import google.registry.model.reporting.HistoryEntryDao;
 import google.registry.persistence.VKey;
 import google.registry.request.Action;
+import google.registry.request.Action.GaeService;
 import google.registry.request.Parameter;
 import google.registry.request.auth.Auth;
 import google.registry.util.Clock;
@@ -54,7 +55,7 @@
  * production.
  */
 @Action(
-    service = Action.Service.BACKEND,
+    service = GaeService.BACKEND,
     path = "/_dr/task/deleteLoadTestData",
     method = POST,
     auth = Auth.AUTH_ADMIN)