Line data    Source code

       1             : // Copyright (C) 2014 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.server.git.validators;
      16             : 
      17             : import com.google.gerrit.entities.Project;
      18             : import com.google.gerrit.server.plugincontext.PluginSetContext;
      19             : import com.google.gerrit.server.validators.ValidationException;
      20             : import com.google.inject.Inject;
      21             : import com.google.inject.assistedinject.Assisted;
      22             : import java.util.Collection;
      23             : import org.eclipse.jgit.lib.ObjectId;
      24             : import org.eclipse.jgit.lib.Repository;
      25             : import org.eclipse.jgit.transport.PreUploadHook;
      26             : import org.eclipse.jgit.transport.ServiceMayNotContinueException;
      27             : import org.eclipse.jgit.transport.UploadPack;
      28             : 
      29             : /** Collection of validators to run before Gerrit sends pack data to a client. */
      30             : public class UploadValidators implements PreUploadHook {
      31             : 
      32             :   private final PluginSetContext<UploadValidationListener> uploadValidationListeners;
      33             :   private final Project project;
      34             :   private final Repository repository;
      35             :   private final String remoteHost;
      36             : 
      37             :   public interface Factory {
      38             :     UploadValidators create(Project project, Repository repository, String remoteAddress);
      39             :   }
      40             : 
      41             :   @Inject
      42             :   UploadValidators(
      43             :       PluginSetContext<UploadValidationListener> uploadValidationListeners,
      44             :       @Assisted Project project,
      45             :       @Assisted Repository repository,
      46         134 :       @Assisted String remoteHost) {
      47         134 :     this.uploadValidationListeners = uploadValidationListeners;
      48         134 :     this.project = project;
      49         134 :     this.repository = repository;
      50         134 :     this.remoteHost = remoteHost;
      51         134 :   }
      52             : 
      53             :   @Override
      54             :   public void onSendPack(
      55             :       UploadPack up, Collection<? extends ObjectId> wants, Collection<? extends ObjectId> haves)
      56             :       throws ServiceMayNotContinueException {
      57             :     try {
      58         134 :       uploadValidationListeners.runEach(
      59           0 :           l -> l.onPreUpload(repository, project, remoteHost, up, wants, haves),
      60             :           ValidationException.class);
      61           0 :     } catch (ValidationException e) {
      62           0 :       throw new UploadValidationException(e.getMessage());
      63         134 :     }
      64         134 :   }
      65             : 
      66             :   @Override
      67             :   public void onBeginNegotiateRound(
      68             :       UploadPack up, Collection<? extends ObjectId> wants, int cntOffered)
      69             :       throws ServiceMayNotContinueException {
      70             :     try {
      71         134 :       uploadValidationListeners.runEach(
      72           0 :           l -> l.onBeginNegotiate(repository, project, remoteHost, up, wants, cntOffered),
      73             :           ValidationException.class);
      74           0 :     } catch (ValidationException e) {
      75           0 :       throw new UploadValidationException(e.getMessage());
      76         134 :     }
      77         134 :   }
      78             : 
      79             :   @Override
      80             :   public void onEndNegotiateRound(
      81             :       UploadPack up,
      82             :       Collection<? extends ObjectId> wants,
      83             :       int cntCommon,
      84             :       int cntNotFound,
      85             :       boolean ready)
      86          37 :       throws ServiceMayNotContinueException {}
      87             : }