mirror of https://gitee.com/bigwinds/arangodb
69 lines
2.8 KiB
C++
69 lines
2.8 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2017 ArangoDB GmbH, Cologne, Germany
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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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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Jan Steemann
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////////////////////////////////////////////////////////////////////////////////
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#include "ApplicationServerHelper.h"
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#include "Basics/StaticStrings.h"
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#include "Cluster/ServerState.h"
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#include "IResearch/IResearchAnalyzerCollectionFeature.h"
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#include "IResearch/IResearchCommon.h"
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#include "Logger/Logger.h"
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#include "RestServer/DatabaseFeature.h"
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#include "VocBase/Methods/Collections.h"
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using namespace arangodb;
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IResearchAnalyzerCollectionFeature::IResearchAnalyzerCollectionFeature(application_features::ApplicationServer& server)
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: ApplicationFeature(server, "ArangoSearchAnalyzerCollection") {
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setOptional(true);
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startsAfter("DatabasePhase");
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// should be relatively late in startup sequence
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startsAfter("ClusterPhase");
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startsAfter("ServerPhase");
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startsAfter("Bootstrap");
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}
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void IResearchAnalyzerCollectionFeature::start() {
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if (ServerState::instance()->isDBServer()) {
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// no need to execute this in DB server
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return;
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}
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DatabaseFeature* databaseFeature = DatabaseFeature::DATABASE;
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TRI_ASSERT(databaseFeature != nullptr);
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databaseFeature->enumerateDatabases([](TRI_vocbase_t& vocbase) {
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Result res = methods::Collections::lookup(vocbase, StaticStrings::AnalyzersCollection, [](std::shared_ptr<LogicalCollection> const&) {
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});
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if (res.is(TRI_ERROR_ARANGO_DATA_SOURCE_NOT_FOUND)) {
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// collection does not yet exist, so let's create it now
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auto res = methods::Collections::createSystem(vocbase, StaticStrings::AnalyzersCollection, false);
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if (res.first.ok()) {
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LOG_TOPIC("c2e33", DEBUG, arangodb::iresearch::TOPIC) << "successfully created '" << StaticStrings::AnalyzersCollection << "' collection in database '" << vocbase.name() << "'";
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} else if (res.first.fail() && !res.first.is(TRI_ERROR_ARANGO_CONFLICT)) {
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LOG_TOPIC("ecc23", WARN, arangodb::iresearch::TOPIC) << "unable to create '" << StaticStrings::AnalyzersCollection << "' collection: " << res.first.errorMessage();
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// don't abort startup here. the next startup may fix this
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}
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}
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});
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}
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