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76 lines
2.2 KiB
C++
76 lines
2.2 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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/*
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Copyright (C) 2023 The Falco Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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#pragma once
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#include "rule_loader.h"
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#include "rule_loader_collector.h"
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#include <libsinsp/logger.h>
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#include <libsinsp/version.h>
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#include "falco_engine_version.h"
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namespace rule_loader
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{
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/*!
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\brief Reads the contents of a ruleset
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*/
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class reader
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{
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public:
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reader() = default;
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virtual ~reader() = default;
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reader(reader&&) = default;
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reader& operator = (reader&&) = default;
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reader(const reader&) = default;
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reader& operator = (const reader&) = default;
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/*!
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\brief Reads the contents of a ruleset and uses a collector to store
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thew new definitions
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*/
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virtual bool read(configuration& cfg, collector& loader);
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/*!
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\brief Engine version used to be represented as a simple progressive
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number. With the new semver schema, the number now represents
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the semver minor number. This function converts the legacy version
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number to the new semver schema.
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*/
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static inline sinsp_version get_implicit_engine_version(uint32_t minor)
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{
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return sinsp_version(std::to_string(FALCO_ENGINE_VERSION_MAJOR) + "."
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+ std::to_string(minor) + "."
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+ std::to_string(FALCO_ENGINE_VERSION_PATCH));
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}
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template <typename T>
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static void decode_val(const YAML::Node& item, const char *key, T& out, const rule_loader::context& ctx);
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template <typename T>
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static void decode_optional_val(const YAML::Node& item, const char *key, T& out, const rule_loader::context& ctx);
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protected:
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virtual void read_item(rule_loader::configuration& cfg,
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rule_loader::collector& collector,
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const YAML::Node& item,
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const rule_loader::context& parent);
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};
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}; // namespace rule_loader
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