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Diffstat (limited to 'programs/starter/invokecharon.c')
| -rw-r--r-- | programs/starter/invokecharon.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/programs/starter/invokecharon.c b/programs/starter/invokecharon.c deleted file mode 100644 index a56a03ba8..000000000 --- a/programs/starter/invokecharon.c +++ /dev/null @@ -1,174 +0,0 @@ -/* strongSwan charon launcher - * Copyright (C) 2001-2002 Mathieu Lafon - Arkoon Network Security - * Copyright (C) 2006 Martin Willi - Hochschule fuer Technik Rapperswil - * - * Ported from invokepluto.c to fit charons needs. - * - * 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. See <http://www.fsf.org/copyleft/gpl.txt>. - * - * 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. - * - * RCSID $Id: invokecharon.c $ - */ - -#include <sys/types.h> -#include <sys/stat.h> -#include <unistd.h> -#include <signal.h> -#include <string.h> -#include <stdlib.h> -#include <errno.h> - -#include <freeswan.h> - -#include "../pluto/constants.h" -#include "../pluto/defs.h" -#include "../pluto/log.h" - -#include "confread.h" -#include "invokecharon.h" -#include "files.h" - -static int _charon_pid = 0; -static int _stop_requested; - -pid_t -starter_charon_pid(void) -{ - return _charon_pid; -} - -void -starter_charon_sigchild(pid_t pid) -{ - if (pid == _charon_pid) - { - _charon_pid = 0; - if (!_stop_requested) - { - plog("charon has died -- restart scheduled (%dsec)" - , CHARON_RESTART_DELAY); - alarm(CHARON_RESTART_DELAY); // restart in 5 sec - } - unlink(CHARON_PID_FILE); - } -} - -int -starter_stop_charon (void) -{ - pid_t pid; - int i; - - pid = _charon_pid; - if (pid) - { - _stop_requested = 1; - - /* be more and more aggressive */ - for (i = 0; i < 20 && (pid = _charon_pid) != 0; i++) - { - if (i == 0) - kill(pid, SIGINT); - else if (i < 10) - kill(pid, SIGTERM); - else - kill(pid, SIGKILL); - usleep(20000); - } - if (_charon_pid == 0) - return 0; - plog("starter_stop_charon(): can't stop charon !!!"); - return -1; - } - else - { - plog("stater_stop_charon(): charon is not started..."); - } - return -1; -} - - -int -starter_start_charon (starter_config_t *cfg, bool debug) -{ - int pid, i; - struct stat stb; - int argc = 1; - char *arg[] = { - CHARON_CMD, NULL, NULL, - }; - - if (!debug) - { - arg[argc++] = "--use-syslog"; - } - - if (_charon_pid) - { - plog("starter_start_charon(): charon already started..."); - return -1; - } - else - { - unlink(CHARON_CTL_FILE); - _stop_requested = 0; - - pid = fork(); - switch (pid) - { - case -1: - plog("can't fork(): %s", strerror(errno)); - return -1; - case 0: - /* child */ - setsid(); - sigprocmask(SIG_SETMASK, 0, NULL); - execv(arg[0], arg); - plog("can't execv(%s,...): %s", arg[0], strerror(errno)); - exit(1); - default: - /* father */ - _charon_pid = pid; - for (i = 0; i < 50 && _charon_pid; i++) - { - /* wait for charon */ - usleep(20000); - if (stat(CHARON_PID_FILE, &stb) == 0) - { - DBG(DBG_CONTROL, - DBG_log("charon (%d) started", _charon_pid) - ) - return 0; - } - } - if (_charon_pid) - { - /* If charon is started but with no ctl file, stop it */ - plog("charon too long to start... - kill kill"); - for (i = 0; i < 20 && (pid = _charon_pid) != 0; i++) - { - if (i == 0) - kill(pid, SIGINT); - else if (i < 10) - kill(pid, SIGTERM); - else - kill(pid, SIGKILL); - usleep(20000); - } - } - else - { - plog("charon refused to be started"); - } - return -1; - } - } - return -1; -} |