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// Copyright (C) 2017 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.elasticsearch;
import com.google.gerrit.elasticsearch.ElasticMapping.MappingProperties;
import com.google.gerrit.elasticsearch.bulk.BulkRequest;
import com.google.gerrit.elasticsearch.bulk.IndexRequest;
import com.google.gerrit.elasticsearch.bulk.UpdateRequest;
import com.google.gerrit.index.QueryOptions;
import com.google.gerrit.index.Schema;
import com.google.gerrit.index.query.DataSource;
import com.google.gerrit.index.query.Predicate;
import com.google.gerrit.index.query.QueryParseException;
import com.google.gerrit.reviewdb.client.AccountGroup;
import com.google.gerrit.server.account.GroupCache;
import com.google.gerrit.server.config.SitePaths;
import com.google.gerrit.server.group.InternalGroup;
import com.google.gerrit.server.index.IndexUtils;
import com.google.gerrit.server.index.group.GroupField;
import com.google.gerrit.server.index.group.GroupIndex;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.inject.assistedinject.Assisted;
import java.io.IOException;
import java.util.Set;
import org.apache.http.HttpStatus;
import org.elasticsearch.client.Response;
public class ElasticGroupIndex extends AbstractElasticIndex<AccountGroup.UUID, InternalGroup>
implements GroupIndex {
static class GroupMapping {
final MappingProperties groups;
GroupMapping(Schema<InternalGroup> schema, ElasticQueryAdapter adapter) {
this.groups = ElasticMapping.createMapping(schema, adapter);
}
}
private static final String GROUPS = "groups";
private final GroupMapping mapping;
private final Provider<GroupCache> groupCache;
private final Schema<InternalGroup> schema;
@Inject
ElasticGroupIndex(
ElasticConfiguration cfg,
SitePaths sitePaths,
Provider<GroupCache> groupCache,
ElasticRestClientProvider client,
@Assisted Schema<InternalGroup> schema) {
super(cfg, sitePaths, schema, client, GROUPS);
this.groupCache = groupCache;
this.mapping = new GroupMapping(schema, client.adapter());
this.schema = schema;
}
@Override
public void replace(InternalGroup group) throws IOException {
BulkRequest bulk =
new IndexRequest(getId(group), indexName, type, client.adapter())
.add(new UpdateRequest<>(schema, group));
String uri = getURI(type, BULK);
Response response = postRequest(uri, bulk, getRefreshParam());
int statusCode = response.getStatusLine().getStatusCode();
if (statusCode != HttpStatus.SC_OK) {
throw new IOException(
String.format(
"Failed to replace group %s in index %s: %s",
group.getGroupUUID().get(), indexName, statusCode));
}
}
@Override
public DataSource<InternalGroup> getSource(Predicate<InternalGroup> p, QueryOptions opts)
throws QueryParseException {
JsonArray sortArray = getSortArray(GroupField.UUID.getName());
return new ElasticQuerySource(p, opts.filterFields(IndexUtils::groupFields), GROUPS, sortArray);
}
@Override
protected String getDeleteActions(AccountGroup.UUID g) {
return delete(type, g);
}
@Override
protected String getMappings() {
return getMappingsForSingleType(GROUPS, mapping.groups);
}
@Override
protected String getId(InternalGroup group) {
return group.getGroupUUID().get();
}
@Override
protected InternalGroup fromDocument(JsonObject json, Set<String> fields) {
JsonElement source = json.get("_source");
if (source == null) {
source = json.getAsJsonObject().get("fields");
}
AccountGroup.UUID uuid =
new AccountGroup.UUID(
source.getAsJsonObject().get(GroupField.UUID.getName()).getAsString());
// Use the GroupCache rather than depending on any stored fields in the
// document (of which there shouldn't be any).
return groupCache.get().get(uuid).orElse(null);
}
}
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