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/*
* security-manager, database access
*
* Copyright (c) 2000 - 2014 Samsung Electronics Co., Ltd All Rights Reserved
*
* Contact: Rafal Krypa <r.krypa@samsung.com>
*
* 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.
*
*/
/*
* @file privilege_db.h
* @author Krzysztof Sasiak <k.sasiak@samsung.com>
* @author Rafal Krypa <r.krypa@samsung.com>
* @version 1.0
* @brief This file contains declaration of the API to privilges database.
*/
#include <cstdio>
#include <list>
#include <map>
#include <stdbool.h>
#include <string>
#include <dpl/db/sql_connection.h>
#ifndef PRIVILEGE_DB_H_
#define PRIVILEGE_DB_H_
namespace SecurityManager {
typedef std::vector<std::string> TPrivilegesList;
enum class QueryType {
EGetPkgPrivileges,
EAddApplication,
ERemoveApplication,
EAddAppPrivileges,
ERemoveAppPrivileges,
EPkgIdExists,
};
class PrivilegeDb {
/**
* PrivilegeDb database class
*/
private:
SecurityManager::DB::SqlConnection *mSqlConnection;
const std::map<QueryType, const char * const > Queries = {
{ QueryType::EGetPkgPrivileges, "SELECT privilege_name FROM app_privilege_view WHERE pkg_name=?"},
{ QueryType::EAddApplication, "INSERT INTO app_pkg_view (app_name, pkg_name) VALUES (?, ?)" },
{ QueryType::ERemoveApplication, "DELETE FROM app_pkg_view WHERE app_name=? AND pkg_name=?" },
{ QueryType::EAddAppPrivileges, "INSERT INTO app_privilege_view (app_name, privilege_name) VALUES (?, ?)" },
{ QueryType::ERemoveAppPrivileges, "DELETE FROM app_privilege_view WHERE app_name=?" },
{ QueryType::EPkgIdExists, "SELECT * FROM pkg WHERE name=?" }
};
/**
* Check if pkgId is already registered in database
*
* @param pkgId - package identifier
* @exception DB::SqlConnection::Exception::InternalError on internal error
* @return true if pkgId exists in the database
*
*/
bool PkgIdExists(const std::string &pkgId);
public:
class Exception
{
public:
DECLARE_EXCEPTION_TYPE(SecurityManager::Exception, Base)
DECLARE_EXCEPTION_TYPE(Base, IOError)
DECLARE_EXCEPTION_TYPE(Base, InternalError)
};
/**
* Constructor
* @exception DB::SqlConnection::Exception::IOError on problems with database access
*
*/
PrivilegeDb(const std::string &path);
~PrivilegeDb(void);
/**
* Begin transaction
* @exception DB::SqlConnection::Exception::InternalError on internal error
*
*/
void BeginTransaction(void);
/**
* Commit transaction
* @exception DB::SqlConnection::Exception::InternalError on internal error
*
*/
void CommitTransaction(void);
/**
* Rollback transaction
* @exception DB::SqlConnection::Exception::InternalError on internal error
*
*/
void RollbackTransaction(void);
/**
* Retrieve list of privileges assigned to a pkgId
*
* @param pkgId - package identifier
* @param[out] currentPrivileges - list of current privileges assigned to pkgId
* @exception DB::SqlConnection::Exception::InternalError on internal error
*/
void GetPkgPrivileges(const std::string &pkgId,
TPrivilegesList ¤tPrivilege);
/**
* Add an application into the database
*
* @param appId - application identifier
* @param pkgId - package identifier
* @param[out] pkgIdIsNew - return info if pkgId is new to the database
* @exception DB::SqlConnection::Exception::InternalError on internal error
*/
void AddApplication(const std::string &appId, const std::string &pkgId,
bool &pkgIdIsNew);
/**
* Remove an application from the database
*
* @param appId - application identifier
* @param pkgId - package identifier
* @param[out] pkgIdIsNoMore - return info if pkgId is in the database
* @exception DB::SqlConnection::Exception::InternalError on internal error
*/
void RemoveApplication(const std::string &appId, const std::string &pkgId,
bool &pkgIdIsNoMore);
/**
* Remove privileges assigned to application
*
* @param appId - application identifier
* @exception DB::SqlConnection::Exception::InternalError on internal error
*/
void RemoveAppPrivileges(const std::string &appId);
/**
* Update privileges assigned to application
* To assure data integrity this method must be called inside db transaction.
*
* @param appId - application identifier
* @param privileges - list of privileges to assign
* @exception DB::SqlConnection::Exception::InternalError on internal error
*/
void UpdateAppPrivileges(const std::string &appId,
const TPrivilegesList &privileges);
};
} //namespace SecurityManager
#endif // PRIVILEGE_DB_H_
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