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// Copyright (C) 2015 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.google.gerrit.server.git.receive;
import static com.google.gerrit.server.quota.QuotaGroupDefinitions.REPOSITORY_SIZE_GROUP;
import com.google.common.flogger.FluentLogger;
import com.google.gerrit.entities.Project;
import com.google.gerrit.server.CurrentUser;
import com.google.gerrit.server.plugincontext.PluginSetContext;
import com.google.gerrit.server.quota.QuotaBackend;
import com.google.gerrit.server.quota.QuotaResponse;
import com.google.inject.Inject;
import com.google.inject.assistedinject.Assisted;
import java.util.Collection;
import org.eclipse.jgit.transport.PostReceiveHook;
import org.eclipse.jgit.transport.ReceiveCommand;
import org.eclipse.jgit.transport.ReceivePack;
/**
* Class is responsible for calling all registered post-receive hooks. In addition, in case when
* repository size quota is defined, it requests tokens (pack size) that were received. This is the
* final step of enforcing repository size quota that deducts token from available tokens.
*/
public class LazyPostReceiveHookChain implements PostReceiveHook {
interface Factory {
LazyPostReceiveHookChain create(CurrentUser user, Project.NameKey project);
}
private static final FluentLogger logger = FluentLogger.forEnclosingClass();
private final PluginSetContext<PostReceiveHook> hooks;
private final QuotaBackend quotaBackend;
private final CurrentUser user;
private final Project.NameKey project;
@Inject
LazyPostReceiveHookChain(
PluginSetContext<PostReceiveHook> hooks,
QuotaBackend quotaBackend,
@Assisted CurrentUser user,
@Assisted Project.NameKey project) {
this.hooks = hooks;
this.quotaBackend = quotaBackend;
this.user = user;
this.project = project;
}
@Override
public void onPostReceive(ReceivePack rp, Collection<ReceiveCommand> commands) {
hooks.runEach(h -> h.onPostReceive(rp, commands));
if (affectsSize(rp)) {
QuotaResponse.Aggregated a =
quotaBackend
.user(user)
.project(project)
.requestTokens(REPOSITORY_SIZE_GROUP, rp.getPackSize());
if (a.hasError()) {
String msg =
String.format(
"%s request failed for project %s with [%s]",
REPOSITORY_SIZE_GROUP, project, a.errorMessage());
logger.atWarning().log(msg);
throw new RuntimeException(msg);
}
}
}
public static boolean affectsSize(ReceivePack rp) {
return rp.hasReceivedPack() && rp.getPackSize() > 0L;
}
}
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