Gunnar Mills | e91d321 | 2017-04-19 15:42:47 -0500 | [diff] [blame] | 1 | #include <string> |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 2 | #include <experimental/filesystem> |
| 3 | #include <stdlib.h> |
| 4 | #include <cstring> |
| 5 | #include <stdio.h> |
| 6 | #include <unistd.h> |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 7 | #include <algorithm> |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 8 | #include <sys/wait.h> |
| 9 | #include <sys/stat.h> |
| 10 | #include <phosphor-logging/log.hpp> |
| 11 | #include "config.h" |
| 12 | #include "version.hpp" |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 13 | #include "watch.hpp" |
Gunnar Mills | e91d321 | 2017-04-19 15:42:47 -0500 | [diff] [blame] | 14 | #include "image_manager.hpp" |
| 15 | |
| 16 | namespace phosphor |
| 17 | { |
| 18 | namespace software |
| 19 | { |
| 20 | namespace manager |
| 21 | { |
| 22 | |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 23 | using namespace phosphor::logging; |
| 24 | namespace fs = std::experimental::filesystem; |
| 25 | |
| 26 | struct RemovablePath |
| 27 | { |
| 28 | fs::path path; |
| 29 | |
| 30 | RemovablePath(const fs::path& path) : path(path) {} |
| 31 | ~RemovablePath() |
| 32 | { |
| 33 | fs::remove_all(path); |
| 34 | } |
| 35 | }; |
| 36 | |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 37 | int Manager::processImage(const std::string& tarFilePath) |
Gunnar Mills | e91d321 | 2017-04-19 15:42:47 -0500 | [diff] [blame] | 38 | { |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 39 | if (!fs::is_regular_file(tarFilePath)) |
| 40 | { |
| 41 | log<level::ERR>("Error tarball does not exist", |
| 42 | entry("FILENAME=%s", tarFilePath)); |
| 43 | return -1; |
| 44 | |
| 45 | } |
| 46 | RemovablePath tarPathRemove(tarFilePath); |
| 47 | fs::path tmpDirPath(std::string{IMG_UPLOAD_DIR}); |
| 48 | tmpDirPath /= "imageXXXXXX"; |
| 49 | |
| 50 | // Need tmp dir to write MANIFEST file to. |
| 51 | if (!mkdtemp(const_cast<char*>(tmpDirPath.c_str()))) |
| 52 | { |
| 53 | log<level::ERR>("Error occured during mkdtemp", |
| 54 | entry("ERRNO=%d", errno)); |
| 55 | return -1; |
| 56 | } |
| 57 | |
| 58 | RemovablePath tmpDirRemove(tmpDirPath); |
| 59 | fs::path manifestPath = tmpDirPath; |
| 60 | manifestPath /= MANIFEST_FILE_NAME; |
| 61 | int status = 0; |
| 62 | pid_t pid = fork(); |
| 63 | |
| 64 | // Get the MANIFEST FILE |
| 65 | if (pid == 0) |
| 66 | { |
| 67 | // child process |
| 68 | execl("/bin/tar", "tar", "-xf", tarFilePath.c_str(), MANIFEST_FILE_NAME, |
| 69 | "-C", tmpDirPath.c_str(), (char*)0); |
| 70 | // execl only returns on fail |
| 71 | log<level::ERR>("Failed to untar file", |
| 72 | entry("FILENAME=%s", tarFilePath)); |
| 73 | return -1; |
| 74 | } |
| 75 | else if (pid > 0) |
| 76 | { |
| 77 | waitpid(pid, &status, 0); |
| 78 | } |
| 79 | else |
| 80 | { |
| 81 | log<level::ERR>("fork() failed."); |
| 82 | return -1; |
| 83 | } |
| 84 | |
| 85 | // Verify the manifest file |
| 86 | if (!fs::is_regular_file(manifestPath)) |
| 87 | { |
| 88 | log<level::ERR>("Error No manifest file"); |
| 89 | return -1; |
| 90 | } |
| 91 | |
| 92 | // Get version |
| 93 | auto version = Version::getValue(manifestPath.string(), "version"); |
| 94 | if (version.empty()) |
| 95 | { |
| 96 | log<level::ERR>("Error unable to read version from manifest file"); |
| 97 | return -1; |
| 98 | } |
| 99 | |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 100 | // Get purpose |
| 101 | auto purposeString = Version::getValue(manifestPath.string(), "purpose"); |
| 102 | if (purposeString.empty()) |
| 103 | { |
| 104 | log<level::ERR>("Error unable to read purpose from manifest file"); |
| 105 | return -1; |
| 106 | } |
| 107 | |
| 108 | std::transform(purposeString.begin(), purposeString.end(), |
| 109 | purposeString.begin(), ::tolower); |
| 110 | |
| 111 | auto purpose = Version::VersionPurpose::Unknown; |
| 112 | if (purposeString.compare("bmc") == 0) |
| 113 | { |
| 114 | purpose = Version::VersionPurpose::BMC; |
| 115 | } |
| 116 | else if (purposeString.compare("host") == 0) |
| 117 | { |
| 118 | purpose = Version::VersionPurpose::Host; |
| 119 | } |
| 120 | else if (purposeString.compare("system") == 0) |
| 121 | { |
| 122 | purpose = Version::VersionPurpose::System; |
| 123 | } |
| 124 | else if (purposeString.compare("other") == 0) |
| 125 | { |
| 126 | purpose = Version::VersionPurpose::Other; |
| 127 | } |
| 128 | |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 129 | // Compute id |
| 130 | auto id = Version::getId(version); |
| 131 | |
| 132 | fs::path imageDirPath = std::string{IMG_UPLOAD_DIR}; |
| 133 | imageDirPath /= id; |
| 134 | |
| 135 | if (mkdir(imageDirPath.c_str(), S_IRWXU) != 0) |
| 136 | { |
| 137 | log<level::ERR>("Error occured during mkdir", |
| 138 | entry("ERRNO=%d", errno)); |
| 139 | return -1; |
| 140 | } |
| 141 | |
| 142 | // Untar tarball |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 143 | auto rc = Manager::unTar(tarFilePath, imageDirPath.string()); |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 144 | if (rc < 0) |
| 145 | { |
| 146 | log<level::ERR>("Error occured during untar"); |
| 147 | return -1; |
| 148 | } |
| 149 | |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 150 | // Create Version object |
| 151 | auto objPath = std::string{SOFTWARE_OBJPATH} + '/' + id; |
| 152 | |
| 153 | this->versions.insert(std::make_pair( |
| 154 | id, |
| 155 | std::make_unique<Version>( |
| 156 | this->bus, |
| 157 | objPath, |
| 158 | version, |
| 159 | purpose, |
| 160 | imageDirPath.string()))); |
| 161 | |
Gunnar Mills | e91d321 | 2017-04-19 15:42:47 -0500 | [diff] [blame] | 162 | return 0; |
| 163 | } |
| 164 | |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 165 | int Manager::unTar(const std::string& tarFilePath, |
| 166 | const std::string& extractDirPath) |
Gunnar Mills | 19e4ce5 | 2017-04-27 11:24:19 -0500 | [diff] [blame] | 167 | { |
| 168 | if (tarFilePath.empty()) |
| 169 | { |
| 170 | log<level::ERR>("Error TarFilePath is empty"); |
| 171 | return -1; |
| 172 | } |
| 173 | if (extractDirPath.empty()) |
| 174 | { |
| 175 | log<level::ERR>("Error ExtractDirPath is empty"); |
| 176 | return -1; |
| 177 | } |
| 178 | |
| 179 | log<level::INFO>("Untaring", |
| 180 | entry("FILENAME=%s", tarFilePath), |
| 181 | entry("EXTRACTIONDIR=%s", extractDirPath)); |
| 182 | int status = 0; |
| 183 | pid_t pid = fork(); |
| 184 | |
| 185 | if (pid == 0) |
| 186 | { |
| 187 | // child process |
| 188 | execl("/bin/tar", "tar", "-xf", tarFilePath.c_str(), |
| 189 | "-C", extractDirPath.c_str(), (char*)0); |
| 190 | // execl only returns on fail |
| 191 | log<level::ERR>("Failed to untar file", |
| 192 | entry("FILENAME=%s", tarFilePath)); |
| 193 | return -1; |
| 194 | } |
| 195 | else if (pid > 0) |
| 196 | { |
| 197 | waitpid(pid, &status, 0); |
| 198 | } |
| 199 | else |
| 200 | { |
| 201 | log<level::ERR>("fork() failed."); |
| 202 | return -1; |
| 203 | } |
| 204 | |
| 205 | return 0; |
| 206 | } |
Gunnar Mills | 3027bba | 2017-04-27 15:49:03 -0500 | [diff] [blame^] | 207 | |
Gunnar Mills | e91d321 | 2017-04-19 15:42:47 -0500 | [diff] [blame] | 208 | } // namespace manager |
| 209 | } // namespace software |
| 210 | } // namepsace phosphor |