| // Copyright (C) 2023 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| package com.googlesource.gerrit.plugins.ratelimiter; |
| |
| import com.google.gerrit.entities.Project; |
| import com.google.gerrit.entities.RefNames; |
| import com.google.gerrit.extensions.events.GitReferenceUpdatedListener; |
| import com.google.gerrit.server.config.AllProjectsName; |
| import com.google.gerrit.server.config.GerritIsReplica; |
| import com.google.gerrit.server.git.meta.MetaDataUpdate; |
| import com.google.gerrit.server.project.ProjectConfig; |
| import com.google.inject.Inject; |
| import java.io.IOException; |
| import org.eclipse.jgit.errors.ConfigInvalidException; |
| import org.eclipse.jgit.lib.ObjectId; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class RateLimiterListener implements GitReferenceUpdatedListener { |
| private static final Logger log = LoggerFactory.getLogger(RateLimitUploadPack.class); |
| private final AllProjectsName allProjectsName; |
| private final boolean isReplica; |
| private final MetaDataUpdate.Server metaDataUpdateFactory; |
| private final ProjectConfig.Factory projectConfigFactory; |
| private final RateLimitUploadPack rateLimitUploadPack; |
| |
| @Inject |
| public RateLimiterListener( |
| AllProjectsName allProjectsName, |
| @GerritIsReplica Boolean isReplica, |
| MetaDataUpdate.Server metaDataUpdateFactory, |
| ProjectConfig.Factory projectConfigFactory, |
| RateLimitUploadPack rateLimitUploadPack) { |
| this.allProjectsName = allProjectsName; |
| this.isReplica = isReplica; |
| this.metaDataUpdateFactory = metaDataUpdateFactory; |
| this.projectConfigFactory = projectConfigFactory; |
| this.rateLimitUploadPack = rateLimitUploadPack; |
| } |
| |
| @Override |
| public void onGitReferenceUpdated(Event event) { |
| String projectName = event.getProjectName(); |
| if (projectName.equals(allProjectsName.get()) |
| && !isReplica |
| && event.getRefName().equals(RefNames.REFS_CONFIG)) { |
| Project.NameKey p = Project.nameKey(projectName); |
| try { |
| ProjectConfig newCfg = parseConfig(p, event.getNewObjectId()); |
| ProjectConfig oldCfg = parseConfig(p, event.getOldObjectId()); |
| rateLimitUploadPack.refresh(newCfg, oldCfg); |
| } catch (IOException | ConfigInvalidException eIo) { |
| log.warn("Failed to parse configuration"); |
| } |
| } |
| } |
| |
| private ProjectConfig parseConfig(Project.NameKey p, String idStr) |
| throws IOException, ConfigInvalidException { |
| ObjectId id = ObjectId.fromString(idStr); |
| if (ObjectId.zeroId().equals(id)) { |
| return null; |
| } |
| return projectConfigFactory.read(metaDataUpdateFactory.create(p), id); |
| } |
| } |