google-nomulus/java/google/registry/tools/ListCursorsCommand.java
mcilwain a5cc359813 Make nomulus list_cursors command faster by batching loads
They're all in the same entity group anyway (the cross-TLD one), so they can be
loaded in a single call instead of individually.

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=201364854
2018-06-27 15:28:52 -04:00

72 lines
2.8 KiB
Java

// Copyright 2017 The Nomulus Authors. All Rights Reserved.
//
// 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 google.registry.tools;
import static com.google.common.collect.ImmutableMap.toImmutableMap;
import static google.registry.model.ofy.ObjectifyService.ofy;
import com.beust.jcommander.Parameter;
import com.beust.jcommander.Parameters;
import com.googlecode.objectify.Key;
import google.registry.model.common.Cursor;
import google.registry.model.common.Cursor.CursorType;
import google.registry.model.registry.Registries;
import google.registry.model.registry.Registry;
import google.registry.model.registry.Registry.TldType;
import google.registry.tools.Command.RemoteApiCommand;
import java.util.Map;
/** Lists {@link Cursor} timestamps used by locking rolling cursor tasks, like in RDE. */
@Parameters(separators = " =", commandDescription = "Lists cursor timestamps used by LRC tasks")
final class ListCursorsCommand implements RemoteApiCommand {
@Parameter(names = "--type", description = "Which cursor to list.", required = true)
private CursorType cursorType;
@Parameter(
names = "--tld_type",
description = "Filter TLDs of a certain type (REAL or TEST; defaults to REAL).")
private TldType filterTldType = TldType.REAL;
@Parameter(
names = "--escrow_enabled",
description = "Filter TLDs to only include those with RDE escrow enabled; defaults to false.")
private boolean filterEscrowEnabled = false;
@Override
public void run() {
Map<Registry, Key<Cursor>> registries =
Registries.getTlds()
.stream()
.map(Registry::get)
.filter(r -> r.getTldType() == filterTldType)
.filter(r -> !filterEscrowEnabled || r.getEscrowEnabled())
.collect(toImmutableMap(r -> r, r -> Cursor.createKey(cursorType, r)));
Map<Key<Cursor>, Cursor> cursors = ofy().load().keys(registries.values());
registries
.entrySet()
.stream()
.map(e -> renderLine(e.getKey().getTldStr(), e.getValue(), cursors))
.sorted()
.forEach(System.out::println);
}
private static String renderLine(
String tld, Key<Cursor> cursorKey, Map<Key<Cursor>, Cursor> cursors) {
return String.format(
"%-25s%s",
cursors.containsKey(cursorKey) ? cursors.get(cursorKey).getCursorTime() : "(absent)", tld);
}
}