125 lines
4.5 KiB
Java
125 lines
4.5 KiB
Java
// Copyright (C) 2016 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package com.google.gerrit.server.index.account;
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import static com.google.gerrit.server.git.QueueProvider.QueueType.BATCH;
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import com.google.common.base.Stopwatch;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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import com.google.common.util.concurrent.ListeningExecutorService;
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import com.google.gerrit.index.SiteIndexer;
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import com.google.gerrit.reviewdb.client.Account;
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import com.google.gerrit.server.account.AccountCache;
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import com.google.gerrit.server.account.AccountState;
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import com.google.gerrit.server.account.Accounts;
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import com.google.gerrit.server.index.IndexExecutor;
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import com.google.inject.Inject;
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import com.google.inject.Singleton;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.concurrent.ExecutionException;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.concurrent.atomic.AtomicInteger;
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import org.eclipse.jgit.lib.ProgressMonitor;
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import org.eclipse.jgit.lib.TextProgressMonitor;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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@Singleton
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public class AllAccountsIndexer extends SiteIndexer<Account.Id, AccountState, AccountIndex> {
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private static final Logger log = LoggerFactory.getLogger(AllAccountsIndexer.class);
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private final ListeningExecutorService executor;
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private final Accounts accounts;
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private final AccountCache accountCache;
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@Inject
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AllAccountsIndexer(
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@IndexExecutor(BATCH) ListeningExecutorService executor,
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Accounts accounts,
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AccountCache accountCache) {
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this.executor = executor;
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this.accounts = accounts;
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this.accountCache = accountCache;
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}
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@Override
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public SiteIndexer.Result indexAll(AccountIndex index) {
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ProgressMonitor progress = new TextProgressMonitor(newPrintWriter(progressOut));
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progress.start(2);
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Stopwatch sw = Stopwatch.createStarted();
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List<Account.Id> ids;
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try {
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ids = collectAccounts(progress);
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} catch (IOException e) {
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log.error("Error collecting accounts", e);
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return new SiteIndexer.Result(sw, false, 0, 0);
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}
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return reindexAccounts(index, ids, progress);
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}
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private SiteIndexer.Result reindexAccounts(
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AccountIndex index, List<Account.Id> ids, ProgressMonitor progress) {
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progress.beginTask("Reindexing accounts", ids.size());
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List<ListenableFuture<?>> futures = new ArrayList<>(ids.size());
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AtomicBoolean ok = new AtomicBoolean(true);
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AtomicInteger done = new AtomicInteger();
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AtomicInteger failed = new AtomicInteger();
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Stopwatch sw = Stopwatch.createStarted();
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for (Account.Id id : ids) {
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String desc = "account " + id;
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ListenableFuture<?> future =
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executor.submit(
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() -> {
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try {
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accountCache.evict(id);
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index.replace(accountCache.get(id));
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verboseWriter.println("Reindexed " + desc);
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done.incrementAndGet();
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} catch (Exception e) {
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failed.incrementAndGet();
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throw e;
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}
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return null;
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});
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addErrorListener(future, desc, progress, ok);
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futures.add(future);
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}
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try {
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Futures.successfulAsList(futures).get();
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} catch (ExecutionException | InterruptedException e) {
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log.error("Error waiting on account futures", e);
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return new SiteIndexer.Result(sw, false, 0, 0);
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}
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progress.endTask();
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return new SiteIndexer.Result(sw, ok.get(), done.get(), failed.get());
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}
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private List<Account.Id> collectAccounts(ProgressMonitor progress) throws IOException {
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progress.beginTask("Collecting accounts", ProgressMonitor.UNKNOWN);
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List<Account.Id> ids = new ArrayList<>();
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for (Account.Id accountId : accounts.allIds()) {
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ids.add(accountId);
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progress.update(1);
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}
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progress.endTask();
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return ids;
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}
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}
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