Vadim Iosevich | e76832c | 2017-11-05 09:09:14 +0200 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2017, The Linux Foundation. All rights reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are |
| 6 | * met: |
| 7 | * * Redistributions of source code must retain the above copyright |
| 8 | * notice, this list of conditions and the following disclaimer. |
| 9 | * * Redistributions in binary form must reproduce the above |
| 10 | * copyright notice, this list of conditions and the following |
| 11 | * disclaimer in the documentation and/or other materials provided |
| 12 | * with the distribution. |
| 13 | * * Neither the name of The Linux Foundation nor the names of its |
| 14 | * contributors may be used to endorse or promote products derived |
| 15 | * from this software without specific prior written permission. |
| 16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED |
| 18 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| 19 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT |
| 20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS |
| 21 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 22 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 23 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR |
| 24 | * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 25 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE |
| 26 | * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN |
| 27 | * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | */ |
| 29 | |
| 30 | #ifndef _FILESYSTEMOSABSTRACTION_H_ |
| 31 | #define _FILESYSTEMOSABSTRACTION_H_ |
| 32 | |
| 33 | #include <string> |
| 34 | #include <memory> |
| 35 | #include "HostDefinitions.h" |
| 36 | |
| 37 | class FileSystemOsAbstraction |
| 38 | { |
| 39 | public: |
| 40 | |
| 41 | /* |
| 42 | GetHostIps |
| 43 | Returns host's personal IP and broadcast IP |
| 44 | @param: none |
| 45 | @return: HostIps - host's personal IP and broadcast IP |
| 46 | */ |
| 47 | static HostIps GetHostIps(); |
| 48 | |
| 49 | /* |
| 50 | ReadFile |
| 51 | Gets a file name and reads its context. |
| 52 | @param: fileName - full file name |
| 53 | @return: file's content |
| 54 | */ |
| 55 | static bool ReadFile(std::string fileName, std::string& data); |
| 56 | |
| 57 | /* |
| 58 | WriteFile |
| 59 | Gets a file name and the required content, and write the content to the file (overrides the old content if exists) |
| 60 | @param: fileName - full file name |
| 61 | @param: content - the new file's content |
| 62 | @return: true for successful write operation, false otherwise |
| 63 | */ |
| 64 | static bool WriteFile(const std::string& fileName, const std::string& content); |
| 65 | |
| 66 | /* |
| 67 | GetConfigurationFilesLocation |
| 68 | Returns the host directory location for configuration files |
| 69 | @param: none |
| 70 | @return: string - host directory location for configuration files |
| 71 | */ |
| 72 | static std::string GetConfigurationFilesLocation(); |
| 73 | |
| 74 | /* |
| 75 | GetTemplateFilesLocation |
| 76 | The directory in which all the extra files of host_manger would be in |
| 77 | @param: none |
| 78 | @return: string - directory in which all the extra files of host_manger would be in |
| 79 | */ |
| 80 | static std::string GetTemplateFilesLocation(); |
| 81 | |
| 82 | /* |
| 83 | ReadHostOsAlias |
| 84 | Returns the host's alias as defined in persistency |
| 85 | @param: a reference to a string that will be updated with the host's alias |
| 86 | @return: bool - status - true for successful operation, false otherwise |
| 87 | */ |
| 88 | static bool ReadHostOsAlias(std::string& alias); |
| 89 | |
| 90 | static bool DoesFolderExist(std::string path); |
| 91 | |
| 92 | static bool CreateFolder(std::string path); |
| 93 | |
| 94 | static bool MoveFileToNewLocation(std::string oldFileLocation, std::string newFileLocation); |
| 95 | |
| 96 | static std::string GetDirectoriesDilimeter(); |
| 97 | |
| 98 | static bool IsFileExists(std::string path); |
| 99 | |
| 100 | static const std::string LOCAL_HOST_IP; // default IP address |
| 101 | |
| 102 | private: |
| 103 | static bool FindEthernetInterface(struct ifreq& ifr, int& fd); |
| 104 | |
| 105 | }; |
| 106 | |
| 107 | #endif |