3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Model;
24 use Friendica\Database\DBA;
25 use Friendica\Util\DateTimeFormat;
28 * functions for interacting with a process
33 * Insert a new process row. If the pid parameter is omitted, we use the current pid
35 * @param string $command
40 public static function insert($command, $pid = null)
50 if (!DBA::exists('process', ['pid' => $pid])) {
51 $return = DBA::insert('process', ['pid' => $pid, 'command' => $command, 'created' => DateTimeFormat::utcNow()]);
60 * Remove a process row by pid. If the pid parameter is omitted, we use the current pid
66 public static function deleteByPid($pid = null)
72 return DBA::delete('process', ['pid' => $pid]);
76 * Clean the process table of inactive physical processes
78 public static function deleteInactive()
82 $processes = DBA::select('process', ['pid']);
83 while($process = DBA::fetch($processes)) {
84 if (!posix_kill($process['pid'], 0)) {
85 self::deleteByPid($process['pid']);
88 DBA::close($processes);