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https://github.com/ClickHouse/ClickHouse.git
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cca94f01ae
- to make sure other case will get error if dispatcher not initialized
78 lines
1.9 KiB
C++
78 lines
1.9 KiB
C++
#include "TinyContext.h"
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#include <Common/Exception.h>
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#include <Coordination/KeeperDispatcher.h>
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namespace DB
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{
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namespace ErrorCodes
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{
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extern const int LOGICAL_ERROR;
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}
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void TinyContext::setConfig(const ConfigurationPtr & config_)
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{
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std::lock_guard lock(keeper_dispatcher_mutex);
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config = config_;
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}
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const Poco::Util::AbstractConfiguration & TinyContext::getConfigRef() const
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{
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std::lock_guard lock(keeper_dispatcher_mutex);
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return config ? *config : Poco::Util::Application::instance().config();
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}
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void TinyContext::initializeKeeperDispatcher([[maybe_unused]] bool start_async) const
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{
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const auto & config_ref = getConfigRef();
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std::lock_guard lock(keeper_dispatcher_mutex);
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if (keeper_dispatcher)
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throw Exception(ErrorCodes::LOGICAL_ERROR, "Trying to initialize Keeper multiple times");
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if (config_ref.has("keeper_server"))
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{
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keeper_dispatcher = std::make_shared<KeeperDispatcher>();
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keeper_dispatcher->initialize(config_ref, true, start_async);
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}
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}
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std::shared_ptr<KeeperDispatcher> TinyContext::getKeeperDispatcher() const
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{
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std::lock_guard lock(keeper_dispatcher_mutex);
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if (!keeper_dispatcher)
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throw Exception(ErrorCodes::LOGICAL_ERROR, "Keeper must be initialized before requests");
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return keeper_dispatcher;
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}
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std::shared_ptr<KeeperDispatcher> TinyContext::tryGetKeeperDispatcher() const
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{
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std::lock_guard lock(keeper_dispatcher_mutex);
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return keeper_dispatcher;
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}
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void TinyContext::shutdownKeeperDispatcher() const
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{
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std::lock_guard lock(keeper_dispatcher_mutex);
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if (keeper_dispatcher)
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{
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keeper_dispatcher->shutdown();
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keeper_dispatcher.reset();
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}
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}
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void TinyContext::updateKeeperConfiguration([[maybe_unused]] const Poco::Util::AbstractConfiguration & config_)
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{
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std::lock_guard lock(keeper_dispatcher_mutex);
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if (!keeper_dispatcher)
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return;
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keeper_dispatcher->updateConfiguration(config_);
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}
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}
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