| /* |
| * Copyright (c) 2017, The Linux Foundation. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following |
| * disclaimer in the documentation and/or other materials provided |
| * with the distribution. |
| * * Neither the name of The Linux Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef _FILESYSTEMOSABSTRACTION_H_ |
| #define _FILESYSTEMOSABSTRACTION_H_ |
| |
| #include <string> |
| #include <memory> |
| #include "HostDefinitions.h" |
| |
| class FileSystemOsAbstraction |
| { |
| public: |
| |
| /* |
| GetHostIps |
| Returns host's personal IP and broadcast IP |
| @param: none |
| @return: HostIps - host's personal IP and broadcast IP |
| */ |
| static HostIps GetHostIps(); |
| |
| /* |
| ReadFile |
| Gets a file name and reads its context. |
| @param: fileName - full file name |
| @return: file's content |
| */ |
| static bool ReadFile(std::string fileName, std::string& data); |
| |
| /* |
| WriteFile |
| Gets a file name and the required content, and write the content to the file (overrides the old content if exists) |
| @param: fileName - full file name |
| @param: content - the new file's content |
| @return: true for successful write operation, false otherwise |
| */ |
| static bool WriteFile(const std::string& fileName, const std::string& content); |
| |
| /* |
| GetConfigurationFilesLocation |
| Returns the host directory location for configuration files |
| @param: none |
| @return: string - host directory location for configuration files |
| */ |
| static std::string GetConfigurationFilesLocation(); |
| |
| /* |
| GetTemplateFilesLocation |
| The directory in which all the extra files of host_manger would be in |
| @param: none |
| @return: string - directory in which all the extra files of host_manger would be in |
| */ |
| static std::string GetTemplateFilesLocation(); |
| |
| /* |
| ReadHostOsAlias |
| Returns the host's alias as defined in persistency |
| @param: a reference to a string that will be updated with the host's alias |
| @return: bool - status - true for successful operation, false otherwise |
| */ |
| static bool ReadHostOsAlias(std::string& alias); |
| |
| static bool DoesFolderExist(std::string path); |
| |
| static bool CreateFolder(std::string path); |
| |
| static bool MoveFileToNewLocation(std::string oldFileLocation, std::string newFileLocation); |
| |
| static std::string GetDirectoriesDilimeter(); |
| |
| static bool IsFileExists(std::string path); |
| |
| static const std::string LOCAL_HOST_IP; // default IP address |
| |
| private: |
| static bool FindEthernetInterface(struct ifreq& ifr, int& fd); |
| |
| }; |
| |
| #endif |