3c09000edc
Update AbstractRecordField interface to match new use-case
92 lines
3.0 KiB
C++
92 lines
3.0 KiB
C++
/*
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* auditd-plugin-clickhouse is an auditd plugin for sending auditd data
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* to clickhouse DB.
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* Copyright (C) 2019 Aleksei Nikiforov <darktemplar@basealt.ru>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include "auditd-datatypes.hpp"
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#include <list>
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#include <map>
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#include <string>
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#include <tuple>
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#include <fstream>
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#include <boost/property_tree/ptree.hpp>
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#include <boost/property_tree/json_parser.hpp>
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static std::map<std::string, std::string> s_datatypes_map;
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static std::list<std::tuple<std::string, std::string, std::string> > s_datatype_regexps_map;
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static std::map<std::string, std::function<std::shared_ptr<AbstractRecordField>(const std::string &name)> > s_type_creation_map;
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void read_datatypes_map(const std::string &config_filename)
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{
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s_datatypes_map.clear();
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s_datatype_regexps_map.clear();
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s_type_creation_map.clear();
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s_type_creation_map["integer"] = &IntegerRecordField::createRecord;
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s_type_creation_map["string"] = &InterpretedStringRecordField::createRecord;
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s_type_creation_map["string_array"] = &InterpretedStringArrayRecordField::createRecord;
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boost::property_tree::ptree clickhouse_config_tree;
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{
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std::ifstream stream(config_filename);
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boost::property_tree::read_json(stream, clickhouse_config_tree);
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}
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auto datatypes_child = clickhouse_config_tree.get_child_optional("datatypes");
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if (datatypes_child)
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{
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for (auto iter = datatypes_child->begin(); iter != datatypes_child->end(); ++iter)
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{
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s_datatypes_map[iter->first] = iter->second.get_value<std::string>();
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}
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}
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auto datatypes_arrays_child = clickhouse_config_tree.get_child_optional("datatypes_arrays");
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if (datatypes_arrays_child)
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{
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for (auto iter = datatypes_arrays_child->begin(); iter != datatypes_arrays_child->end(); ++iter)
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{
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auto data_type = iter->second.get_child_optional("type");
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auto data_dbname = iter->second.get_child_optional("dbname");
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if (data_type && data_dbname)
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{
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s_datatype_regexps_map.push_back(std::make_tuple(iter->first, data_type->get_value<std::string>(), data_dbname->get_value<std::string>()));
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}
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}
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}
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}
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std::map<std::string, std::string> get_datatypes_map()
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{
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return s_datatypes_map;
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}
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std::list<std::tuple<std::string, std::string, std::string> > get_datatype_regexps_map()
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{
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return s_datatype_regexps_map;
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}
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std::map<std::string, std::function<std::shared_ptr<AbstractRecordField>(const std::string &name)> > get_type_creation_map()
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{
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return s_type_creation_map;
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}
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