platform_system_core/init/service_parser.h
Tom Cherry d52a5b3c10 init: simplify keyword_map
I've heard that keyword_map is too complex, in particular the tuple
and the pair in BuiltinFunctionMap, so this change removes a lot of
that complexity and, more importantly, better documents how all of
this works.

Test: boot, init unit tests

Change-Id: I74e5f9de7f2ec524cb6127bb9da2956b5f307f56
2019-07-23 14:39:38 -07:00

94 lines
4.2 KiB
C++

/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
#include <vector>
#include "parser.h"
#include "service.h"
#include "service_list.h"
#include "subcontext.h"
namespace android {
namespace init {
using InterfaceInheritanceHierarchyMap = std::map<std::string, std::set<std::string>>;
class ServiceParser : public SectionParser {
public:
ServiceParser(
ServiceList* service_list, std::vector<Subcontext>* subcontexts,
const std::optional<InterfaceInheritanceHierarchyMap>& interface_inheritance_hierarchy)
: service_list_(service_list),
subcontexts_(subcontexts),
interface_inheritance_hierarchy_(interface_inheritance_hierarchy),
service_(nullptr) {}
Result<void> ParseSection(std::vector<std::string>&& args, const std::string& filename,
int line) override;
Result<void> ParseLineSection(std::vector<std::string>&& args, int line) override;
Result<void> EndSection() override;
void EndFile() override { filename_ = ""; }
private:
using OptionParser = Result<void> (ServiceParser::*)(std::vector<std::string>&& args);
const KeywordMap<ServiceParser::OptionParser>& GetParserMap() const;
Result<void> ParseCapabilities(std::vector<std::string>&& args);
Result<void> ParseClass(std::vector<std::string>&& args);
Result<void> ParseConsole(std::vector<std::string>&& args);
Result<void> ParseCritical(std::vector<std::string>&& args);
Result<void> ParseDisabled(std::vector<std::string>&& args);
Result<void> ParseEnterNamespace(std::vector<std::string>&& args);
Result<void> ParseGroup(std::vector<std::string>&& args);
Result<void> ParsePriority(std::vector<std::string>&& args);
Result<void> ParseInterface(std::vector<std::string>&& args);
Result<void> ParseIoprio(std::vector<std::string>&& args);
Result<void> ParseKeycodes(std::vector<std::string>&& args);
Result<void> ParseOneshot(std::vector<std::string>&& args);
Result<void> ParseOnrestart(std::vector<std::string>&& args);
Result<void> ParseOomScoreAdjust(std::vector<std::string>&& args);
Result<void> ParseOverride(std::vector<std::string>&& args);
Result<void> ParseMemcgLimitInBytes(std::vector<std::string>&& args);
Result<void> ParseMemcgLimitPercent(std::vector<std::string>&& args);
Result<void> ParseMemcgLimitProperty(std::vector<std::string>&& args);
Result<void> ParseMemcgSoftLimitInBytes(std::vector<std::string>&& args);
Result<void> ParseMemcgSwappiness(std::vector<std::string>&& args);
Result<void> ParseNamespace(std::vector<std::string>&& args);
Result<void> ParseProcessRlimit(std::vector<std::string>&& args);
Result<void> ParseRestartPeriod(std::vector<std::string>&& args);
Result<void> ParseSeclabel(std::vector<std::string>&& args);
Result<void> ParseSetenv(std::vector<std::string>&& args);
Result<void> ParseShutdown(std::vector<std::string>&& args);
Result<void> ParseSigstop(std::vector<std::string>&& args);
Result<void> ParseSocket(std::vector<std::string>&& args);
Result<void> ParseTimeoutPeriod(std::vector<std::string>&& args);
Result<void> ParseFile(std::vector<std::string>&& args);
Result<void> ParseUser(std::vector<std::string>&& args);
Result<void> ParseWritepid(std::vector<std::string>&& args);
Result<void> ParseUpdatable(std::vector<std::string>&& args);
bool IsValidName(const std::string& name) const;
ServiceList* service_list_;
std::vector<Subcontext>* subcontexts_;
std::optional<InterfaceInheritanceHierarchyMap> interface_inheritance_hierarchy_;
std::unique_ptr<Service> service_;
std::string filename_;
};
} // namespace init
} // namespace android