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Diffstat (limited to 'src/modules/AuthBackendFile/AuthBackendFile.cpp')
-rw-r--r-- | src/modules/AuthBackendFile/AuthBackendFile.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/src/modules/AuthBackendFile/AuthBackendFile.cpp b/src/modules/AuthBackendFile/AuthBackendFile.cpp new file mode 100644 index 0000000..8374101 --- /dev/null +++ b/src/modules/AuthBackendFile/AuthBackendFile.cpp @@ -0,0 +1,100 @@ +/* + * AuthBackendFile.cpp + * + * Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de> + * + * This program is free software: you can redistribute it and/or modify it + * under the terms of the GNU Lesser General Public License as published by the + * Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License along + * with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "AuthBackendFile.h" +#include <Core/ConfigEntry.h> +#include <Core/ConfigManager.h> + +#include <fstream> + +#include <boost/regex.hpp> + +namespace Mad { +namespace Modules { +namespace AuthBackendFile { + +void AuthBackendFile::readFile(const std::string &name) { + std::ifstream stream(name.c_str()); + if(!stream.good()) { + application->logf(Core::LoggerBase::LOG_WARNING, "AuthBackendFile: Can't read file '%s'.", name.c_str()); + return; + } + + while(stream.good() && !stream.eof()) { + std::string line; + std::getline(stream, line); + + if(line.empty()) + continue; + + static const boost::regex regex("([^:]+):(.+)", boost::regex_constants::perl); + boost::smatch match; + + if(!boost::regex_match(line, match, regex)) { + application->logf(Core::LoggerBase::LOG_WARNING, "AuthBackendFile: Malformed line in file '%s'.", name.c_str()); + continue; + } + + + userMap.insert(std::make_pair(match[1].str(), match[2].str())); + } +} + +bool AuthBackendFile::handleConfigEntry(const Core::ConfigEntry &entry, bool /*handled*/) { + if(!entry[0].getKey().matches("AuthBackendFile")) + return false; + + if(entry[1].empty()) + return true; + + if(entry[1].getKey().matches("File")) { + if(entry[2].empty()) { + readFile(entry[1][0]); + } + } + else if(!entry[2].empty()) + return false; + + return true; +} + +boost::shared_ptr<Common::AuthContext> AuthBackendFile::authenticate(const std::string &method, const std::string &user, + const std::vector<boost::uint8_t> &challenge, std::vector<boost::uint8_t>& /*response*/, + boost::shared_ptr<Common::AuthContext> context) throw(Core::Exception) { + if(method != "Password") + throw(Core::Exception(Core::Exception::INVALID_INPUT)); + + if(context.get() != 0 && dynamic_cast<AuthContextFile*>(context.get()) == 0) + throw(Core::Exception(Core::Exception::INVALID_INPUT)); + + if(context.get() == 0) + context.reset(new AuthContextFile); + + std::string password(challenge.begin(), challenge.end()); + + std::map<std::string, std::string>::iterator userIt = userMap.find(user); + if(userIt == userMap.end() || password != userIt->second) + throw(Core::Exception(Core::Exception::AUTHENTICATION)); + + return context; +} + +} +} +} |