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/* ---------------------------------------------------------------------------
* couriergrey - Greylisting filter for Courier
* Copyright (C) 2007-2012 Matthias Wimmer <m@tthias.eu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 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 General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
* ---------------------------------------------------------------------------
* vi: sw=4:tabstop=8
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "timestore.h"
#include <iostream>
#include <sstream>
namespace couriergrey {
timestore::timestore() {
}
timestore::~timestore() {
}
std::pair<std::time_t, std::time_t> timestore::fetch(std::string const& key) const {
std::string database_value = db.fetch(key);
if (database_value.empty()) {
std::time_t now = std::time(NULL);
return std::pair<std::time_t, std::time_t>(now, now);
}
std::istringstream value_stream(database_value);
std::time_t first_connect;
std::time_t last_connect;
value_stream >> first_connect;
value_stream >> last_connect;
return std::pair<std::time_t, std::time_t>(first_connect, last_connect);
}
void timestore::store(std::string const& key, std::time_t first_connect, std::time_t last_connect) {
std::ostringstream value_stream;
value_stream << first_connect << ' ' << last_connect;
db.store(key, value_stream.str());
}
std::list<std::string> timestore::get_keys() {
return db.get_keys();
}
void timestore::expire(int days) {
std::time_t now = std::time(NULL);
std::list<std::string> const keys = get_keys();
for (std::list<std::string>::const_iterator p = keys.begin(); p != keys.end(); ++p) {
std::pair<std::time_t, std::time_t> times = fetch(*p);
if (now - times.second > days * 86400) {
std::cout << "Expiring: " << *p << std::endl;
db.del(*p);
}
}
db.reorganize();
}
}
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