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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#pragma once
#include "documentdbconfig.h"
#include <mutex>
class FNET_Transport;
namespace config {
class ConfigRetriever;
class DirSpec;
}
namespace proton {
class BootstrapConfig;
/**
* This class manages the subscription for documentdb configs.
*/
class DocumentDBConfigManager
{
public:
using SP = std::shared_ptr<DocumentDBConfigManager>;
using BootstrapConfigSP = std::shared_ptr<BootstrapConfig>;
private:
vespalib::string _configId;
vespalib::string _docTypeName;
BootstrapConfigSP _bootstrapConfig;
DocumentDBConfig::SP _pendingConfigSnapshot;
bool _ignoreForwardedConfig;
mutable std::mutex _pendingConfigMutex;
search::index::Schema::SP
buildSchema(const DocumentDBConfig::AttributesConfig & newAttributesConfig,
const DocumentDBConfig::IndexschemaConfig & newIndexschemaConfig);
public:
DocumentDBConfigManager(const vespalib::string &configId, const vespalib::string &docTypeName);
~DocumentDBConfigManager();
void update(FNET_Transport & transport, const config::ConfigSnapshot & snapshot);
DocumentDBConfig::SP getConfig() const;
void forwardConfig(const BootstrapConfigSP & config);
config::ConfigKeySet createConfigKeySet() const;
const vespalib::string & getConfigId() const { return _configId; }
};
/**
* Simple helper class to use a config holder in tests and fileconfig manager.
*/
class DocumentDBConfigHelper
{
public:
DocumentDBConfigHelper(const config::DirSpec &spec, const vespalib::string &docTypeName);
~DocumentDBConfigHelper();
bool nextGeneration(FNET_Transport & transport, vespalib::duration timeout);
DocumentDBConfig::SP getConfig() const;
void forwardConfig(const std::shared_ptr<BootstrapConfig> & config);
private:
DocumentDBConfigManager _mgr;
std::unique_ptr<config::ConfigRetriever> _retriever;
};
} // namespace proton
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