Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 1 | #include "certs_manager.hpp" |
| 2 | |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 3 | #include <openssl/evp.h> |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 4 | #include <openssl/pem.h> |
| 5 | #include <unistd.h> |
| 6 | |
Zbigniew Kurzynski | a3bb38f | 2019-09-17 13:34:25 +0200 | [diff] [blame] | 7 | #include <algorithm> |
Marri Devender Rao | 6ceec40 | 2019-02-01 03:15:19 -0600 | [diff] [blame] | 8 | #include <phosphor-logging/elog-errors.hpp> |
Marri Devender Rao | 13bf74e | 2019-03-26 01:52:17 -0500 | [diff] [blame] | 9 | #include <xyz/openbmc_project/Certs/error.hpp> |
Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 10 | #include <xyz/openbmc_project/Common/error.hpp> |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 11 | |
Nan Zhou | e1289ad | 2021-12-28 11:02:56 -0800 | [diff] [blame] | 12 | namespace phosphor::certs |
Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 13 | { |
Marri Devender Rao | 1396511 | 2019-02-27 08:47:12 -0600 | [diff] [blame] | 14 | using InternalFailure = |
| 15 | sdbusplus::xyz::openbmc_project::Common::Error::InternalFailure; |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 16 | using InvalidCertificate = |
| 17 | sdbusplus::xyz::openbmc_project::Certs::Error::InvalidCertificate; |
| 18 | using Reason = xyz::openbmc_project::Certs::InvalidCertificate::REASON; |
Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 19 | |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 20 | using X509_REQ_Ptr = std::unique_ptr<X509_REQ, decltype(&::X509_REQ_free)>; |
| 21 | using BIGNUM_Ptr = std::unique_ptr<BIGNUM, decltype(&::BN_free)>; |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 22 | using InvalidArgument = |
| 23 | sdbusplus::xyz::openbmc_project::Common::Error::InvalidArgument; |
| 24 | using Argument = xyz::openbmc_project::Common::InvalidArgument; |
| 25 | |
| 26 | constexpr auto SUPPORTED_KEYBITLENGTH = 2048; |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 27 | |
| 28 | Manager::Manager(sdbusplus::bus::bus& bus, sdeventplus::Event& event, |
| 29 | const char* path, const CertificateType& type, |
| 30 | UnitsToRestart&& unit, CertInstallPath&& installPath) : |
Marri Devender Rao | 6ceec40 | 2019-02-01 03:15:19 -0600 | [diff] [blame] | 31 | Ifaces(bus, path), |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 32 | bus(bus), event(event), objectPath(path), certType(type), |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 33 | unitToRestart(std::move(unit)), certInstallPath(std::move(installPath)), |
| 34 | certParentInstallPath(fs::path(certInstallPath).parent_path()) |
Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 35 | { |
Marri Devender Rao | b57d75e | 2019-07-25 04:56:21 -0500 | [diff] [blame] | 36 | try |
| 37 | { |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 38 | // Create certificate directory if not existing. |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 39 | // Set correct certificate directory permissions. |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 40 | fs::path certDirectory; |
| 41 | try |
Marri Devender Rao | b57d75e | 2019-07-25 04:56:21 -0500 | [diff] [blame] | 42 | { |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 43 | if (certType == AUTHORITY) |
| 44 | { |
| 45 | certDirectory = certInstallPath; |
| 46 | } |
| 47 | else |
| 48 | { |
| 49 | certDirectory = certParentInstallPath; |
| 50 | } |
| 51 | |
| 52 | if (!fs::exists(certDirectory)) |
| 53 | { |
| 54 | fs::create_directories(certDirectory); |
| 55 | } |
| 56 | |
| 57 | auto permission = fs::perms::owner_read | fs::perms::owner_write | |
| 58 | fs::perms::owner_exec; |
| 59 | fs::permissions(certDirectory, permission, |
| 60 | fs::perm_options::replace); |
| 61 | storageUpdate(); |
| 62 | } |
Patrick Williams | 7195799 | 2021-10-06 14:42:52 -0500 | [diff] [blame] | 63 | catch (const fs::filesystem_error& e) |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 64 | { |
| 65 | log<level::ERR>( |
| 66 | "Failed to create directory", entry("ERR=%s", e.what()), |
| 67 | entry("DIRECTORY=%s", certParentInstallPath.c_str())); |
| 68 | report<InternalFailure>(); |
| 69 | } |
| 70 | |
| 71 | // Generating RSA private key file if certificate type is server/client |
| 72 | if (certType != AUTHORITY) |
| 73 | { |
| 74 | createRSAPrivateKeyFile(); |
| 75 | } |
| 76 | |
| 77 | // restore any existing certificates |
| 78 | createCertificates(); |
| 79 | |
| 80 | // watch is not required for authority certificates |
| 81 | if (certType != AUTHORITY) |
| 82 | { |
| 83 | // watch for certificate file create/replace |
| 84 | certWatchPtr = std::make_unique< |
| 85 | Watch>(event, certInstallPath, [this]() { |
| 86 | try |
| 87 | { |
| 88 | // if certificate file existing update it |
| 89 | if (!installedCerts.empty()) |
| 90 | { |
| 91 | log<level::INFO>("Inotify callback to update " |
| 92 | "certificate properties"); |
| 93 | installedCerts[0]->populateProperties(); |
| 94 | } |
| 95 | else |
| 96 | { |
| 97 | log<level::INFO>( |
| 98 | "Inotify callback to create certificate object"); |
| 99 | createCertificates(); |
| 100 | } |
| 101 | } |
| 102 | catch (const InternalFailure& e) |
| 103 | { |
| 104 | commit<InternalFailure>(); |
| 105 | } |
| 106 | catch (const InvalidCertificate& e) |
| 107 | { |
| 108 | commit<InvalidCertificate>(); |
| 109 | } |
| 110 | }); |
Marri Devender Rao | b57d75e | 2019-07-25 04:56:21 -0500 | [diff] [blame] | 111 | } |
Zbigniew Lukwinski | fe590c4 | 2019-12-10 12:33:50 +0100 | [diff] [blame] | 112 | else |
| 113 | { |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 114 | try |
| 115 | { |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 116 | const std::string singleCertPath = "/etc/ssl/certs/Root-CA.pem"; |
| 117 | if (fs::exists(singleCertPath) && !fs::is_empty(singleCertPath)) |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 118 | { |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 119 | log<level::NOTICE>( |
| 120 | "Legacy certificate detected, will be installed from: ", |
| 121 | entry("SINGLE_CERTPATH=%s", singleCertPath.c_str())); |
| 122 | install(singleCertPath); |
| 123 | if (!fs::remove(singleCertPath)) |
| 124 | { |
| 125 | log<level::ERR>( |
| 126 | "Unable to remove old certificate from: ", |
| 127 | entry("SINGLE_CERTPATH=%s", |
| 128 | singleCertPath.c_str())); |
| 129 | elog<InternalFailure>(); |
| 130 | } |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 131 | } |
| 132 | } |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 133 | catch (const std::exception& ex) |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 134 | { |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 135 | log<level::ERR>("Error in restoring legacy certificate", |
| 136 | entry("ERROR_STR=%s", ex.what())); |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 137 | } |
| 138 | } |
| 139 | } |
Patrick Williams | 7195799 | 2021-10-06 14:42:52 -0500 | [diff] [blame] | 140 | catch (const std::exception& ex) |
Marri Devender Rao | db5c6fc | 2020-03-10 13:27:49 -0500 | [diff] [blame] | 141 | { |
| 142 | log<level::ERR>("Error in certificate manager constructor", |
| 143 | entry("ERROR_STR=%s", ex.what())); |
| 144 | } |
Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 145 | } |
| 146 | |
Zbigniew Kurzynski | 06a69d7 | 2019-09-27 10:57:38 +0200 | [diff] [blame] | 147 | std::string Manager::install(const std::string filePath) |
Jayanth Othayoth | cfbc8dc | 2018-09-03 07:22:27 -0500 | [diff] [blame] | 148 | { |
Marri Devender Rao | 1396511 | 2019-02-27 08:47:12 -0600 | [diff] [blame] | 149 | using NotAllowed = |
| 150 | sdbusplus::xyz::openbmc_project::Common::Error::NotAllowed; |
| 151 | using Reason = xyz::openbmc_project::Common::NotAllowed::REASON; |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 152 | |
| 153 | if (certType != phosphor::certs::AUTHORITY && !installedCerts.empty()) |
Marri Devender Rao | 1396511 | 2019-02-27 08:47:12 -0600 | [diff] [blame] | 154 | { |
| 155 | elog<NotAllowed>(Reason("Certificate already exist")); |
| 156 | } |
Zbigniew Lukwinski | 3b07b77 | 2019-10-09 11:43:34 +0200 | [diff] [blame] | 157 | else if (certType == phosphor::certs::AUTHORITY && |
Nan Zhou | 718eef3 | 2021-12-28 11:03:30 -0800 | [diff] [blame] | 158 | installedCerts.size() >= maxNumAuthorityCertificates) |
Zbigniew Lukwinski | 3b07b77 | 2019-10-09 11:43:34 +0200 | [diff] [blame] | 159 | { |
| 160 | elog<NotAllowed>(Reason("Certificates limit reached")); |
| 161 | } |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 162 | |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 163 | std::string certObjectPath; |
| 164 | if (isCertificateUnique(filePath)) |
| 165 | { |
| 166 | certObjectPath = objectPath + '/' + std::to_string(certIdCounter); |
| 167 | installedCerts.emplace_back(std::make_unique<Certificate>( |
| 168 | bus, certObjectPath, certType, certInstallPath, filePath, |
| 169 | certWatchPtr, *this)); |
| 170 | reloadOrReset(unitToRestart); |
| 171 | certIdCounter++; |
| 172 | } |
| 173 | else |
| 174 | { |
| 175 | elog<NotAllowed>(Reason("Certificate already exist")); |
| 176 | } |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 177 | |
Zbigniew Kurzynski | 06a69d7 | 2019-09-27 10:57:38 +0200 | [diff] [blame] | 178 | return certObjectPath; |
Jayanth Othayoth | 589159f | 2018-09-28 08:32:39 -0500 | [diff] [blame] | 179 | } |
Deepak Kodihalli | ae70b3d | 2018-09-30 05:42:00 -0500 | [diff] [blame] | 180 | |
Zbigniew Kurzynski | a3bb38f | 2019-09-17 13:34:25 +0200 | [diff] [blame] | 181 | void Manager::deleteAll() |
Deepak Kodihalli | ae70b3d | 2018-09-30 05:42:00 -0500 | [diff] [blame] | 182 | { |
Marri Devender Rao | 6ceec40 | 2019-02-01 03:15:19 -0600 | [diff] [blame] | 183 | // TODO: #Issue 4 when a certificate is deleted system auto generates |
| 184 | // certificate file. At present we are not supporting creation of |
| 185 | // certificate object for the auto-generated certificate file as |
| 186 | // deletion if only applicable for REST server and Bmcweb does not allow |
| 187 | // deletion of certificates |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 188 | installedCerts.clear(); |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 189 | storageUpdate(); |
| 190 | reloadOrReset(unitToRestart); |
Deepak Kodihalli | ae70b3d | 2018-09-30 05:42:00 -0500 | [diff] [blame] | 191 | } |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 192 | |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 193 | void Manager::deleteCertificate(const Certificate* const certificate) |
Zbigniew Kurzynski | a3bb38f | 2019-09-17 13:34:25 +0200 | [diff] [blame] | 194 | { |
| 195 | std::vector<std::unique_ptr<Certificate>>::iterator const& certIt = |
| 196 | std::find_if(installedCerts.begin(), installedCerts.end(), |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 197 | [certificate](std::unique_ptr<Certificate> const& cert) { |
| 198 | return (cert.get() == certificate); |
Zbigniew Kurzynski | a3bb38f | 2019-09-17 13:34:25 +0200 | [diff] [blame] | 199 | }); |
| 200 | if (certIt != installedCerts.end()) |
| 201 | { |
| 202 | installedCerts.erase(certIt); |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 203 | storageUpdate(); |
| 204 | reloadOrReset(unitToRestart); |
Zbigniew Kurzynski | a3bb38f | 2019-09-17 13:34:25 +0200 | [diff] [blame] | 205 | } |
| 206 | else |
| 207 | { |
| 208 | log<level::ERR>("Certificate does not exist", |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 209 | entry("ID=%s", certificate->getCertId().c_str())); |
| 210 | elog<InternalFailure>(); |
| 211 | } |
| 212 | } |
| 213 | |
| 214 | void Manager::replaceCertificate(Certificate* const certificate, |
| 215 | const std::string& filePath) |
| 216 | { |
| 217 | if (isCertificateUnique(filePath, certificate)) |
| 218 | { |
| 219 | certificate->install(filePath); |
| 220 | storageUpdate(); |
| 221 | reloadOrReset(unitToRestart); |
| 222 | } |
| 223 | else |
| 224 | { |
Zbigniew Lukwinski | 15cbbec | 2020-01-16 13:50:45 +0100 | [diff] [blame] | 225 | using NotAllowed = |
| 226 | sdbusplus::xyz::openbmc_project::Common::Error::NotAllowed; |
| 227 | using Reason = xyz::openbmc_project::Common::NotAllowed::REASON; |
| 228 | |
| 229 | elog<NotAllowed>(Reason("Certificate already exist")); |
Zbigniew Kurzynski | a3bb38f | 2019-09-17 13:34:25 +0200 | [diff] [blame] | 230 | } |
| 231 | } |
| 232 | |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 233 | std::string Manager::generateCSR( |
| 234 | std::vector<std::string> alternativeNames, std::string challengePassword, |
| 235 | std::string city, std::string commonName, std::string contactPerson, |
| 236 | std::string country, std::string email, std::string givenName, |
| 237 | std::string initials, int64_t keyBitLength, std::string keyCurveId, |
| 238 | std::string keyPairAlgorithm, std::vector<std::string> keyUsage, |
| 239 | std::string organization, std::string organizationalUnit, std::string state, |
| 240 | std::string surname, std::string unstructuredName) |
| 241 | { |
| 242 | // We support only one CSR. |
| 243 | csrPtr.reset(nullptr); |
| 244 | auto pid = fork(); |
| 245 | if (pid == -1) |
| 246 | { |
| 247 | log<level::ERR>("Error occurred during forking process"); |
| 248 | report<InternalFailure>(); |
| 249 | } |
| 250 | else if (pid == 0) |
| 251 | { |
| 252 | try |
| 253 | { |
| 254 | generateCSRHelper(alternativeNames, challengePassword, city, |
| 255 | commonName, contactPerson, country, email, |
| 256 | givenName, initials, keyBitLength, keyCurveId, |
| 257 | keyPairAlgorithm, keyUsage, organization, |
| 258 | organizationalUnit, state, surname, |
| 259 | unstructuredName); |
| 260 | exit(EXIT_SUCCESS); |
| 261 | } |
| 262 | catch (const InternalFailure& e) |
| 263 | { |
| 264 | // commit the error reported in child process and exit |
| 265 | // Callback method from SDEvent Loop looks for exit status |
| 266 | exit(EXIT_FAILURE); |
| 267 | commit<InternalFailure>(); |
| 268 | } |
Ramesh Iyyar | d2393f2 | 2020-10-29 09:46:51 -0500 | [diff] [blame] | 269 | catch (const InvalidArgument& e) |
| 270 | { |
| 271 | // commit the error reported in child process and exit |
| 272 | // Callback method from SDEvent Loop looks for exit status |
| 273 | exit(EXIT_FAILURE); |
| 274 | commit<InvalidArgument>(); |
| 275 | } |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 276 | } |
| 277 | else |
| 278 | { |
| 279 | using namespace sdeventplus::source; |
| 280 | Child::Callback callback = [this](Child& eventSource, |
| 281 | const siginfo_t* si) { |
| 282 | eventSource.set_enabled(Enabled::On); |
| 283 | if (si->si_status != 0) |
| 284 | { |
| 285 | this->createCSRObject(Status::FAILURE); |
| 286 | } |
| 287 | else |
| 288 | { |
| 289 | this->createCSRObject(Status::SUCCESS); |
| 290 | } |
| 291 | }; |
| 292 | try |
| 293 | { |
| 294 | sigset_t ss; |
| 295 | if (sigemptyset(&ss) < 0) |
| 296 | { |
| 297 | log<level::ERR>("Unable to initialize signal set"); |
| 298 | elog<InternalFailure>(); |
| 299 | } |
| 300 | if (sigaddset(&ss, SIGCHLD) < 0) |
| 301 | { |
| 302 | log<level::ERR>("Unable to add signal to signal set"); |
| 303 | elog<InternalFailure>(); |
| 304 | } |
| 305 | |
| 306 | // Block SIGCHLD first, so that the event loop can handle it |
Nan Zhou | cfb5802 | 2021-12-28 11:02:26 -0800 | [diff] [blame] | 307 | if (sigprocmask(SIG_BLOCK, &ss, nullptr) < 0) |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 308 | { |
| 309 | log<level::ERR>("Unable to block signal"); |
| 310 | elog<InternalFailure>(); |
| 311 | } |
| 312 | if (childPtr) |
| 313 | { |
| 314 | childPtr.reset(); |
| 315 | } |
| 316 | childPtr = std::make_unique<Child>(event, pid, WEXITED | WSTOPPED, |
| 317 | std::move(callback)); |
| 318 | } |
| 319 | catch (const InternalFailure& e) |
| 320 | { |
| 321 | commit<InternalFailure>(); |
| 322 | } |
| 323 | } |
| 324 | auto csrObjectPath = objectPath + '/' + "csr"; |
| 325 | return csrObjectPath; |
| 326 | } |
| 327 | |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 328 | std::vector<std::unique_ptr<Certificate>>& Manager::getCertificates() |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 329 | { |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 330 | return installedCerts; |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 331 | } |
| 332 | |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 333 | void Manager::generateCSRHelper( |
| 334 | std::vector<std::string> alternativeNames, std::string challengePassword, |
| 335 | std::string city, std::string commonName, std::string contactPerson, |
| 336 | std::string country, std::string email, std::string givenName, |
| 337 | std::string initials, int64_t keyBitLength, std::string keyCurveId, |
| 338 | std::string keyPairAlgorithm, std::vector<std::string> keyUsage, |
| 339 | std::string organization, std::string organizationalUnit, std::string state, |
| 340 | std::string surname, std::string unstructuredName) |
| 341 | { |
| 342 | int ret = 0; |
| 343 | |
| 344 | // set version of x509 req |
| 345 | int nVersion = 1; |
| 346 | // TODO: Issue#6 need to make version number configurable |
| 347 | X509_REQ_Ptr x509Req(X509_REQ_new(), ::X509_REQ_free); |
| 348 | ret = X509_REQ_set_version(x509Req.get(), nVersion); |
| 349 | if (ret == 0) |
| 350 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 351 | log<level::ERR>("Error occurred during X509_REQ_set_version call"); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 352 | elog<InternalFailure>(); |
| 353 | } |
| 354 | |
| 355 | // set subject of x509 req |
| 356 | X509_NAME* x509Name = X509_REQ_get_subject_name(x509Req.get()); |
| 357 | |
| 358 | if (!alternativeNames.empty()) |
| 359 | { |
| 360 | for (auto& name : alternativeNames) |
| 361 | { |
| 362 | addEntry(x509Name, "subjectAltName", name); |
| 363 | } |
| 364 | } |
| 365 | addEntry(x509Name, "challengePassword", challengePassword); |
| 366 | addEntry(x509Name, "L", city); |
| 367 | addEntry(x509Name, "CN", commonName); |
| 368 | addEntry(x509Name, "name", contactPerson); |
| 369 | addEntry(x509Name, "C", country); |
| 370 | addEntry(x509Name, "emailAddress", email); |
| 371 | addEntry(x509Name, "GN", givenName); |
| 372 | addEntry(x509Name, "initials", initials); |
| 373 | addEntry(x509Name, "algorithm", keyPairAlgorithm); |
| 374 | if (!keyUsage.empty()) |
| 375 | { |
| 376 | for (auto& usage : keyUsage) |
| 377 | { |
Marri Devender Rao | 7641105 | 2019-08-07 01:25:07 -0500 | [diff] [blame] | 378 | if (isExtendedKeyUsage(usage)) |
| 379 | { |
| 380 | addEntry(x509Name, "extendedKeyUsage", usage); |
| 381 | } |
| 382 | else |
| 383 | { |
| 384 | addEntry(x509Name, "keyUsage", usage); |
| 385 | } |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 386 | } |
| 387 | } |
| 388 | addEntry(x509Name, "O", organization); |
Jayanth Othayoth | dc91fb6 | 2021-05-04 23:17:47 -0500 | [diff] [blame] | 389 | addEntry(x509Name, "OU", organizationalUnit); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 390 | addEntry(x509Name, "ST", state); |
| 391 | addEntry(x509Name, "SN", surname); |
| 392 | addEntry(x509Name, "unstructuredName", unstructuredName); |
| 393 | |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 394 | EVP_PKEY_Ptr pKey(nullptr, ::EVP_PKEY_free); |
| 395 | |
| 396 | log<level::INFO>("Given Key pair algorithm", |
| 397 | entry("KEYPAIRALGORITHM=%s", keyPairAlgorithm.c_str())); |
| 398 | |
| 399 | // Used EC algorithm as default if user did not give algorithm type. |
| 400 | if (keyPairAlgorithm == "RSA") |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 401 | pKey = getRSAKeyPair(keyBitLength); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 402 | else if ((keyPairAlgorithm == "EC") || (keyPairAlgorithm.empty())) |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 403 | pKey = generateECKeyPair(keyCurveId); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 404 | else |
| 405 | { |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 406 | log<level::ERR>("Given Key pair algorithm is not supported. Supporting " |
| 407 | "RSA and EC only"); |
| 408 | elog<InvalidArgument>( |
| 409 | Argument::ARGUMENT_NAME("KEYPAIRALGORITHM"), |
| 410 | Argument::ARGUMENT_VALUE(keyPairAlgorithm.c_str())); |
| 411 | } |
| 412 | |
| 413 | ret = X509_REQ_set_pubkey(x509Req.get(), pKey.get()); |
| 414 | if (ret == 0) |
| 415 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 416 | log<level::ERR>("Error occurred while setting Public key"); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 417 | elog<InternalFailure>(); |
| 418 | } |
| 419 | |
| 420 | // Write private key to file |
Nan Zhou | 718eef3 | 2021-12-28 11:03:30 -0800 | [diff] [blame] | 421 | writePrivateKey(pKey, defaultPrivateKeyFileName); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 422 | |
| 423 | // set sign key of x509 req |
| 424 | ret = X509_REQ_sign(x509Req.get(), pKey.get(), EVP_sha256()); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 425 | if (ret == 0) |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 426 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 427 | log<level::ERR>("Error occurred while signing key of x509"); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 428 | elog<InternalFailure>(); |
| 429 | } |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 430 | |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 431 | log<level::INFO>("Writing CSR to file"); |
Nan Zhou | 718eef3 | 2021-12-28 11:03:30 -0800 | [diff] [blame] | 432 | fs::path csrFilePath = certParentInstallPath / defaultCSRFileName; |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 433 | writeCSR(csrFilePath.string(), x509Req); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 434 | } |
| 435 | |
Marri Devender Rao | 7641105 | 2019-08-07 01:25:07 -0500 | [diff] [blame] | 436 | bool Manager::isExtendedKeyUsage(const std::string& usage) |
| 437 | { |
| 438 | const static std::array<const char*, 6> usageList = { |
| 439 | "ServerAuthentication", "ClientAuthentication", "OCSPSigning", |
| 440 | "Timestamping", "CodeSigning", "EmailProtection"}; |
| 441 | auto it = std::find_if( |
| 442 | usageList.begin(), usageList.end(), |
| 443 | [&usage](const char* s) { return (strcmp(s, usage.c_str()) == 0); }); |
| 444 | return it != usageList.end(); |
| 445 | } |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 446 | EVP_PKEY_Ptr Manager::generateRSAKeyPair(const int64_t keyBitLength) |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 447 | { |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 448 | int64_t keyBitLen = keyBitLength; |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 449 | // set keybit length to default value if not set |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 450 | if (keyBitLen <= 0) |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 451 | { |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 452 | constexpr auto DEFAULT_KEYBITLENGTH = 2048; |
| 453 | log<level::INFO>( |
| 454 | "KeyBitLength is not given.Hence, using default KeyBitLength", |
| 455 | entry("DEFAULTKEYBITLENGTH=%d", DEFAULT_KEYBITLENGTH)); |
| 456 | keyBitLen = DEFAULT_KEYBITLENGTH; |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 457 | } |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 458 | |
| 459 | #if (OPENSSL_VERSION_NUMBER < 0x30000000L) |
| 460 | |
| 461 | // generate rsa key |
| 462 | BIGNUM_Ptr bne(BN_new(), ::BN_free); |
| 463 | auto ret = BN_set_word(bne.get(), RSA_F4); |
| 464 | if (ret == 0) |
| 465 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 466 | log<level::ERR>("Error occurred during BN_set_word call"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 467 | elog<InternalFailure>(); |
| 468 | } |
Nan Zhou | 762da74 | 2022-01-14 17:21:44 -0800 | [diff] [blame^] | 469 | using RSAPtr = std::unique_ptr<RSA, decltype(&::RSA_free)>; |
| 470 | RSAPtr rsa(RSA_new(), ::RSA_free); |
| 471 | ret = RSA_generate_key_ex(rsa.get(), keyBitLen, bne.get(), nullptr); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 472 | if (ret != 1) |
| 473 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 474 | log<level::ERR>("Error occurred during RSA_generate_key_ex call", |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 475 | entry("KEYBITLENGTH=%PRIu64", keyBitLen)); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 476 | elog<InternalFailure>(); |
| 477 | } |
| 478 | |
| 479 | // set public key of x509 req |
| 480 | EVP_PKEY_Ptr pKey(EVP_PKEY_new(), ::EVP_PKEY_free); |
Nan Zhou | 762da74 | 2022-01-14 17:21:44 -0800 | [diff] [blame^] | 481 | ret = EVP_PKEY_assign_RSA(pKey.get(), rsa.get()); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 482 | if (ret == 0) |
| 483 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 484 | log<level::ERR>("Error occurred during assign rsa key into EVP"); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 485 | elog<InternalFailure>(); |
| 486 | } |
Nan Zhou | 762da74 | 2022-01-14 17:21:44 -0800 | [diff] [blame^] | 487 | // Now |rsa| is managed by |pKey| |
| 488 | rsa.release(); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 489 | return pKey; |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 490 | |
| 491 | #else |
| 492 | auto ctx = std::unique_ptr<EVP_PKEY_CTX, decltype(&::EVP_PKEY_CTX_free)>( |
| 493 | EVP_PKEY_CTX_new_id(EVP_PKEY_RSA, nullptr), &::EVP_PKEY_CTX_free); |
| 494 | if (!ctx) |
| 495 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 496 | log<level::ERR>("Error occurred creating EVP_PKEY_CTX from algorithm"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 497 | elog<InternalFailure>(); |
| 498 | } |
| 499 | |
| 500 | if ((EVP_PKEY_keygen_init(ctx.get()) <= 0) || |
| 501 | (EVP_PKEY_CTX_set_rsa_keygen_bits(ctx.get(), keyBitLen) <= 0)) |
| 502 | |
| 503 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 504 | log<level::ERR>("Error occurred initializing keygen context"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 505 | elog<InternalFailure>(); |
| 506 | } |
| 507 | |
| 508 | EVP_PKEY* pKey = nullptr; |
| 509 | if (EVP_PKEY_keygen(ctx.get(), &pKey) <= 0) |
| 510 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 511 | log<level::ERR>("Error occurred during generate EC key"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 512 | elog<InternalFailure>(); |
| 513 | } |
| 514 | |
| 515 | return {pKey, &::EVP_PKEY_free}; |
| 516 | #endif |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 517 | } |
| 518 | |
| 519 | EVP_PKEY_Ptr Manager::generateECKeyPair(const std::string& curveId) |
| 520 | { |
| 521 | std::string curId(curveId); |
| 522 | |
| 523 | if (curId.empty()) |
| 524 | { |
| 525 | // secp224r1 is equal to RSA 2048 KeyBitLength. Refer RFC 5349 |
| 526 | constexpr auto DEFAULT_KEYCURVEID = "secp224r1"; |
| 527 | log<level::INFO>( |
| 528 | "KeyCurveId is not given. Hence using default curve id", |
| 529 | entry("DEFAULTKEYCURVEID=%s", DEFAULT_KEYCURVEID)); |
| 530 | curId = DEFAULT_KEYCURVEID; |
| 531 | } |
| 532 | |
| 533 | int ecGrp = OBJ_txt2nid(curId.c_str()); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 534 | if (ecGrp == NID_undef) |
| 535 | { |
| 536 | log<level::ERR>( |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 537 | "Error occurred during convert the curve id string format into NID", |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 538 | entry("KEYCURVEID=%s", curId.c_str())); |
| 539 | elog<InternalFailure>(); |
| 540 | } |
| 541 | |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 542 | #if (OPENSSL_VERSION_NUMBER < 0x30000000L) |
| 543 | |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 544 | EC_KEY* ecKey = EC_KEY_new_by_curve_name(ecGrp); |
| 545 | |
Nan Zhou | cfb5802 | 2021-12-28 11:02:26 -0800 | [diff] [blame] | 546 | if (ecKey == nullptr) |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 547 | { |
| 548 | log<level::ERR>( |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 549 | "Error occurred during create the EC_Key object from NID", |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 550 | entry("ECGROUP=%d", ecGrp)); |
| 551 | elog<InternalFailure>(); |
| 552 | } |
| 553 | |
| 554 | // If you want to save a key and later load it with |
| 555 | // SSL_CTX_use_PrivateKey_file, then you must set the OPENSSL_EC_NAMED_CURVE |
| 556 | // flag on the key. |
| 557 | EC_KEY_set_asn1_flag(ecKey, OPENSSL_EC_NAMED_CURVE); |
| 558 | |
| 559 | int ret = EC_KEY_generate_key(ecKey); |
| 560 | |
| 561 | if (ret == 0) |
| 562 | { |
| 563 | EC_KEY_free(ecKey); |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 564 | log<level::ERR>("Error occurred during generate EC key"); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 565 | elog<InternalFailure>(); |
| 566 | } |
| 567 | |
| 568 | EVP_PKEY_Ptr pKey(EVP_PKEY_new(), ::EVP_PKEY_free); |
| 569 | ret = EVP_PKEY_assign_EC_KEY(pKey.get(), ecKey); |
| 570 | if (ret == 0) |
| 571 | { |
| 572 | EC_KEY_free(ecKey); |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 573 | log<level::ERR>("Error occurred during assign EC Key into EVP"); |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 574 | elog<InternalFailure>(); |
| 575 | } |
| 576 | |
| 577 | return pKey; |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 578 | |
| 579 | #else |
| 580 | auto holder_of_key = [](EVP_PKEY* key) { |
| 581 | return std::unique_ptr<EVP_PKEY, decltype(&::EVP_PKEY_free)>{ |
| 582 | key, &::EVP_PKEY_free}; |
| 583 | }; |
| 584 | |
| 585 | // Create context to set up curve parameters. |
| 586 | auto ctx = std::unique_ptr<EVP_PKEY_CTX, decltype(&::EVP_PKEY_CTX_free)>( |
| 587 | EVP_PKEY_CTX_new_id(EVP_PKEY_EC, nullptr), &::EVP_PKEY_CTX_free); |
| 588 | if (!ctx) |
| 589 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 590 | log<level::ERR>("Error occurred creating EVP_PKEY_CTX for params"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 591 | elog<InternalFailure>(); |
| 592 | } |
| 593 | |
| 594 | // Set up curve parameters. |
| 595 | EVP_PKEY* params = nullptr; |
| 596 | |
| 597 | if ((EVP_PKEY_paramgen_init(ctx.get()) <= 0) || |
| 598 | (EVP_PKEY_CTX_set_ec_param_enc(ctx.get(), OPENSSL_EC_NAMED_CURVE) <= |
| 599 | 0) || |
| 600 | (EVP_PKEY_CTX_set_ec_paramgen_curve_nid(ctx.get(), ecGrp) <= 0) || |
| 601 | (EVP_PKEY_paramgen(ctx.get(), ¶ms) <= 0)) |
| 602 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 603 | log<level::ERR>("Error occurred setting curve parameters"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 604 | elog<InternalFailure>(); |
| 605 | } |
| 606 | |
| 607 | // Move parameters to RAII holder. |
| 608 | auto pparms = holder_of_key(params); |
| 609 | |
| 610 | // Create new context for key. |
| 611 | ctx.reset(EVP_PKEY_CTX_new_from_pkey(nullptr, params, nullptr)); |
| 612 | |
| 613 | if (!ctx || (EVP_PKEY_keygen_init(ctx.get()) <= 0)) |
| 614 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 615 | log<level::ERR>("Error occurred initializing keygen context"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 616 | elog<InternalFailure>(); |
| 617 | } |
| 618 | |
| 619 | EVP_PKEY* pKey = nullptr; |
| 620 | if (EVP_PKEY_keygen(ctx.get(), &pKey) <= 0) |
| 621 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 622 | log<level::ERR>("Error occurred during generate EC key"); |
Patrick Williams | 26fb83e | 2021-12-14 14:08:28 -0600 | [diff] [blame] | 623 | elog<InternalFailure>(); |
| 624 | } |
| 625 | |
| 626 | return holder_of_key(pKey); |
| 627 | #endif |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 628 | } |
| 629 | |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 630 | void Manager::writePrivateKey(const EVP_PKEY_Ptr& pKey, |
| 631 | const std::string& privKeyFileName) |
Ramesh Iyyar | 8a09b52 | 2019-06-07 05:23:29 -0500 | [diff] [blame] | 632 | { |
| 633 | log<level::INFO>("Writing private key to file"); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 634 | // write private key to file |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 635 | fs::path privKeyPath = certParentInstallPath / privKeyFileName; |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 636 | |
| 637 | FILE* fp = std::fopen(privKeyPath.c_str(), "w"); |
Nan Zhou | cfb5802 | 2021-12-28 11:02:26 -0800 | [diff] [blame] | 638 | if (fp == nullptr) |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 639 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 640 | log<level::ERR>("Error occurred creating private key file"); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 641 | elog<InternalFailure>(); |
| 642 | } |
Nan Zhou | cfb5802 | 2021-12-28 11:02:26 -0800 | [diff] [blame] | 643 | int ret = |
| 644 | PEM_write_PrivateKey(fp, pKey.get(), nullptr, nullptr, 0, 0, nullptr); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 645 | std::fclose(fp); |
| 646 | if (ret == 0) |
| 647 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 648 | log<level::ERR>("Error occurred while writing private key to file"); |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 649 | elog<InternalFailure>(); |
| 650 | } |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 651 | } |
| 652 | |
| 653 | void Manager::addEntry(X509_NAME* x509Name, const char* field, |
| 654 | const std::string& bytes) |
| 655 | { |
| 656 | if (bytes.empty()) |
| 657 | { |
| 658 | return; |
| 659 | } |
| 660 | int ret = X509_NAME_add_entry_by_txt( |
| 661 | x509Name, field, MBSTRING_ASC, |
| 662 | reinterpret_cast<const unsigned char*>(bytes.c_str()), -1, -1, 0); |
| 663 | if (ret != 1) |
| 664 | { |
| 665 | log<level::ERR>("Unable to set entry", entry("FIELD=%s", field), |
| 666 | entry("VALUE=%s", bytes.c_str())); |
| 667 | elog<InternalFailure>(); |
| 668 | } |
| 669 | } |
| 670 | |
| 671 | void Manager::createCSRObject(const Status& status) |
| 672 | { |
| 673 | if (csrPtr) |
| 674 | { |
| 675 | csrPtr.reset(nullptr); |
| 676 | } |
| 677 | auto csrObjectPath = objectPath + '/' + "csr"; |
| 678 | csrPtr = std::make_unique<CSR>(bus, csrObjectPath.c_str(), |
| 679 | certInstallPath.c_str(), status); |
| 680 | } |
| 681 | |
| 682 | void Manager::writeCSR(const std::string& filePath, const X509_REQ_Ptr& x509Req) |
| 683 | { |
| 684 | if (fs::exists(filePath)) |
| 685 | { |
| 686 | log<level::INFO>("Removing the existing file", |
| 687 | entry("FILENAME=%s", filePath.c_str())); |
| 688 | if (!fs::remove(filePath.c_str())) |
| 689 | { |
| 690 | log<level::ERR>("Unable to remove the file", |
| 691 | entry("FILENAME=%s", filePath.c_str())); |
| 692 | elog<InternalFailure>(); |
| 693 | } |
| 694 | } |
| 695 | |
Nan Zhou | cfb5802 | 2021-12-28 11:02:26 -0800 | [diff] [blame] | 696 | FILE* fp = nullptr; |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 697 | |
Nan Zhou | cfb5802 | 2021-12-28 11:02:26 -0800 | [diff] [blame] | 698 | if ((fp = std::fopen(filePath.c_str(), "w")) == nullptr) |
Marri Devender Rao | f468271 | 2019-03-19 05:00:28 -0500 | [diff] [blame] | 699 | { |
| 700 | log<level::ERR>("Error opening the file to write the CSR", |
| 701 | entry("FILENAME=%s", filePath.c_str())); |
| 702 | elog<InternalFailure>(); |
| 703 | } |
| 704 | |
| 705 | int rc = PEM_write_X509_REQ(fp, x509Req.get()); |
| 706 | if (!rc) |
| 707 | { |
| 708 | log<level::ERR>("PEM write routine failed", |
| 709 | entry("FILENAME=%s", filePath.c_str())); |
| 710 | std::fclose(fp); |
| 711 | elog<InternalFailure>(); |
| 712 | } |
| 713 | std::fclose(fp); |
| 714 | } |
| 715 | |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 716 | void Manager::createCertificates() |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 717 | { |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 718 | auto certObjectPath = objectPath + '/'; |
| 719 | |
| 720 | if (certType == phosphor::certs::AUTHORITY) |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 721 | { |
Zbigniew Lukwinski | fe590c4 | 2019-12-10 12:33:50 +0100 | [diff] [blame] | 722 | // Check whether install path is a directory. |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 723 | if (!fs::is_directory(certInstallPath)) |
| 724 | { |
| 725 | log<level::ERR>("Certificate installation path exists and it is " |
| 726 | "not a directory"); |
| 727 | elog<InternalFailure>(); |
| 728 | return; |
| 729 | } |
| 730 | |
| 731 | for (auto& path : fs::directory_iterator(certInstallPath)) |
| 732 | { |
| 733 | try |
| 734 | { |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 735 | // Assume here any regular file located in certificate directory |
| 736 | // contains certificates body. Do not want to use soft links |
| 737 | // would add value. |
| 738 | if (fs::is_regular_file(path)) |
| 739 | { |
| 740 | installedCerts.emplace_back(std::make_unique<Certificate>( |
| 741 | bus, certObjectPath + std::to_string(certIdCounter++), |
| 742 | certType, certInstallPath, path.path(), certWatchPtr, |
| 743 | *this)); |
| 744 | } |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 745 | } |
| 746 | catch (const InternalFailure& e) |
| 747 | { |
| 748 | report<InternalFailure>(); |
| 749 | } |
| 750 | catch (const InvalidCertificate& e) |
| 751 | { |
| 752 | report<InvalidCertificate>( |
| 753 | Reason("Existing certificate file is corrupted")); |
| 754 | } |
| 755 | } |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 756 | } |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 757 | else if (fs::exists(certInstallPath)) |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 758 | { |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 759 | try |
| 760 | { |
| 761 | installedCerts.emplace_back(std::make_unique<Certificate>( |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 762 | bus, certObjectPath + '1', certType, certInstallPath, |
| 763 | certInstallPath, certWatchPtr, *this)); |
Kowalski, Kamil | db029c9 | 2019-07-08 17:09:39 +0200 | [diff] [blame] | 764 | } |
| 765 | catch (const InternalFailure& e) |
| 766 | { |
| 767 | report<InternalFailure>(); |
| 768 | } |
| 769 | catch (const InvalidCertificate& e) |
| 770 | { |
| 771 | report<InvalidCertificate>( |
| 772 | Reason("Existing certificate file is corrupted")); |
| 773 | } |
Marri Devender Rao | ffad1ef | 2019-06-03 04:54:12 -0500 | [diff] [blame] | 774 | } |
| 775 | } |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 776 | |
| 777 | void Manager::createRSAPrivateKeyFile() |
| 778 | { |
| 779 | fs::path rsaPrivateKeyFileName = |
Nan Zhou | 718eef3 | 2021-12-28 11:03:30 -0800 | [diff] [blame] | 780 | certParentInstallPath / defaultRSAPrivateKeyFileName; |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 781 | |
| 782 | try |
| 783 | { |
| 784 | if (!fs::exists(rsaPrivateKeyFileName)) |
| 785 | { |
| 786 | writePrivateKey(generateRSAKeyPair(SUPPORTED_KEYBITLENGTH), |
Nan Zhou | 718eef3 | 2021-12-28 11:03:30 -0800 | [diff] [blame] | 787 | defaultRSAPrivateKeyFileName); |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 788 | } |
| 789 | } |
| 790 | catch (const InternalFailure& e) |
| 791 | { |
| 792 | report<InternalFailure>(); |
| 793 | } |
| 794 | } |
| 795 | |
| 796 | EVP_PKEY_Ptr Manager::getRSAKeyPair(const int64_t keyBitLength) |
| 797 | { |
| 798 | if (keyBitLength != SUPPORTED_KEYBITLENGTH) |
| 799 | { |
| 800 | log<level::ERR>( |
| 801 | "Given Key bit length is not supported", |
| 802 | entry("GIVENKEYBITLENGTH=%d", keyBitLength), |
| 803 | entry("SUPPORTEDKEYBITLENGTH=%d", SUPPORTED_KEYBITLENGTH)); |
| 804 | elog<InvalidArgument>( |
| 805 | Argument::ARGUMENT_NAME("KEYBITLENGTH"), |
| 806 | Argument::ARGUMENT_VALUE(std::to_string(keyBitLength).c_str())); |
| 807 | } |
| 808 | fs::path rsaPrivateKeyFileName = |
Nan Zhou | 718eef3 | 2021-12-28 11:03:30 -0800 | [diff] [blame] | 809 | certParentInstallPath / defaultRSAPrivateKeyFileName; |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 810 | |
| 811 | FILE* privateKeyFile = std::fopen(rsaPrivateKeyFileName.c_str(), "r"); |
| 812 | if (!privateKeyFile) |
| 813 | { |
| 814 | log<level::ERR>("Unable to open RSA private key file to read", |
| 815 | entry("RSAKEYFILE=%s", rsaPrivateKeyFileName.c_str()), |
| 816 | entry("ERRORREASON=%s", strerror(errno))); |
| 817 | elog<InternalFailure>(); |
| 818 | } |
| 819 | |
| 820 | EVP_PKEY_Ptr privateKey( |
| 821 | PEM_read_PrivateKey(privateKeyFile, nullptr, nullptr, nullptr), |
| 822 | ::EVP_PKEY_free); |
| 823 | std::fclose(privateKeyFile); |
| 824 | |
| 825 | if (!privateKey) |
| 826 | { |
Nan Zhou | bf3cf75 | 2021-12-28 11:02:07 -0800 | [diff] [blame] | 827 | log<level::ERR>("Error occurred during PEM_read_PrivateKey call"); |
Ramesh Iyyar | c6e58c7 | 2019-07-16 08:52:47 -0500 | [diff] [blame] | 828 | elog<InternalFailure>(); |
| 829 | } |
| 830 | return privateKey; |
| 831 | } |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 832 | |
| 833 | void Manager::storageUpdate() |
| 834 | { |
| 835 | if (certType == phosphor::certs::AUTHORITY) |
| 836 | { |
| 837 | // Remove symbolic links in the certificate directory |
| 838 | for (auto& certPath : fs::directory_iterator(certInstallPath)) |
| 839 | { |
| 840 | try |
| 841 | { |
| 842 | if (fs::is_symlink(certPath)) |
| 843 | { |
| 844 | fs::remove(certPath); |
| 845 | } |
| 846 | } |
| 847 | catch (const std::exception& e) |
| 848 | { |
| 849 | log<level::ERR>( |
| 850 | "Failed to remove symlink for certificate", |
| 851 | entry("ERR=%s", e.what()), |
| 852 | entry("SYMLINK=%s", certPath.path().string().c_str())); |
| 853 | elog<InternalFailure>(); |
| 854 | } |
| 855 | } |
| 856 | } |
| 857 | |
| 858 | for (const auto& cert : installedCerts) |
| 859 | { |
| 860 | cert->storageUpdate(); |
| 861 | } |
| 862 | } |
| 863 | |
| 864 | void Manager::reloadOrReset(const UnitsToRestart& unit) |
| 865 | { |
| 866 | if (!unit.empty()) |
| 867 | { |
| 868 | try |
| 869 | { |
| 870 | constexpr auto SYSTEMD_SERVICE = "org.freedesktop.systemd1"; |
| 871 | constexpr auto SYSTEMD_OBJ_PATH = "/org/freedesktop/systemd1"; |
| 872 | constexpr auto SYSTEMD_INTERFACE = |
| 873 | "org.freedesktop.systemd1.Manager"; |
| 874 | |
| 875 | auto method = |
| 876 | bus.new_method_call(SYSTEMD_SERVICE, SYSTEMD_OBJ_PATH, |
| 877 | SYSTEMD_INTERFACE, "ReloadOrRestartUnit"); |
| 878 | method.append(unit, "replace"); |
| 879 | bus.call_noreply(method); |
| 880 | } |
Patrick Williams | ca12811 | 2021-09-02 09:36:07 -0500 | [diff] [blame] | 881 | catch (const sdbusplus::exception::exception& e) |
Zbigniew Lukwinski | 2f3563c | 2020-01-08 12:35:23 +0100 | [diff] [blame] | 882 | { |
| 883 | log<level::ERR>("Failed to reload or restart service", |
| 884 | entry("ERR=%s", e.what()), |
| 885 | entry("UNIT=%s", unit.c_str())); |
| 886 | elog<InternalFailure>(); |
| 887 | } |
| 888 | } |
| 889 | } |
| 890 | |
| 891 | bool Manager::isCertificateUnique(const std::string& filePath, |
| 892 | const Certificate* const certToDrop) |
| 893 | { |
| 894 | if (std::any_of( |
| 895 | installedCerts.begin(), installedCerts.end(), |
| 896 | [&filePath, certToDrop](std::unique_ptr<Certificate> const& cert) { |
| 897 | return cert.get() != certToDrop && cert->isSame(filePath); |
| 898 | })) |
| 899 | { |
| 900 | return false; |
| 901 | } |
| 902 | else |
| 903 | { |
| 904 | return true; |
| 905 | } |
| 906 | } |
| 907 | |
Nan Zhou | e1289ad | 2021-12-28 11:02:56 -0800 | [diff] [blame] | 908 | } // namespace phosphor::certs |