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70d1adfe4b
* save format string for NetException * format exceptions * format exceptions 2 * format exceptions 3 * format exceptions 4 * format exceptions 5 * format exceptions 6 * fix * format exceptions 7 * format exceptions 8 * Update MergeTreeIndexGin.cpp * Update AggregateFunctionMap.cpp * Update AggregateFunctionMap.cpp * fix
75 lines
2.4 KiB
C++
75 lines
2.4 KiB
C++
#include "TaskCluster.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 BAD_ARGUMENTS;
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}
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TaskCluster::TaskCluster(const String & task_zookeeper_path_, const String & default_local_database_)
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: task_zookeeper_path(task_zookeeper_path_)
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, default_local_database(default_local_database_)
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{}
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void DB::TaskCluster::loadTasks(const Poco::Util::AbstractConfiguration & config, const String & base_key)
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{
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String prefix = base_key.empty() ? "" : base_key + ".";
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clusters_prefix = prefix + "remote_servers";
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if (!config.has(clusters_prefix))
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throw Exception(ErrorCodes::BAD_ARGUMENTS, "You should specify list of clusters in {}", clusters_prefix);
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Poco::Util::AbstractConfiguration::Keys tables_keys;
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config.keys(prefix + "tables", tables_keys);
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for (const auto & table_key : tables_keys)
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{
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table_tasks.emplace_back(*this, config, prefix + "tables", table_key);
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}
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}
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void DB::TaskCluster::reloadSettings(const Poco::Util::AbstractConfiguration & config, const String & base_key)
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{
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String prefix = base_key.empty() ? "" : base_key + ".";
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max_workers = config.getUInt64(prefix + "max_workers");
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settings_common = Settings();
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if (config.has(prefix + "settings"))
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settings_common.loadSettingsFromConfig(prefix + "settings", config);
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settings_common.prefer_localhost_replica = false;
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settings_pull = settings_common;
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if (config.has(prefix + "settings_pull"))
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settings_pull.loadSettingsFromConfig(prefix + "settings_pull", config);
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settings_push = settings_common;
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if (config.has(prefix + "settings_push"))
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settings_push.loadSettingsFromConfig(prefix + "settings_push", config);
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auto set_default_value = [] (auto && setting, auto && default_value)
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{
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setting = setting.changed ? setting.value : default_value;
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};
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/// Override important settings
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settings_pull.readonly = 1;
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settings_pull.prefer_localhost_replica = false;
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settings_push.insert_distributed_sync = true;
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settings_push.prefer_localhost_replica = false;
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set_default_value(settings_pull.load_balancing, LoadBalancing::NEAREST_HOSTNAME);
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set_default_value(settings_pull.max_threads, 1);
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set_default_value(settings_pull.max_block_size, 8192UL);
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set_default_value(settings_pull.preferred_block_size_bytes, 0);
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set_default_value(settings_push.insert_distributed_timeout, 0);
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set_default_value(settings_push.replication_alter_partitions_sync, 2);
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}
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}
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