2005-04-27 05:59:47 +02:00
|
|
|
/*
|
2005-07-22 18:35:58 +02:00
|
|
|
* Copyright (C) 2003-2004 Greg Kroah-Hartman <greg@kroah.com>
|
2008-09-10 02:40:42 +02:00
|
|
|
* Copyright (C) 2004-2008 Kay Sievers <kay.sievers@vrfy.org>
|
2005-04-27 05:59:47 +02:00
|
|
|
*
|
2008-09-10 02:40:42 +02:00
|
|
|
* 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.
|
2005-04-27 05:59:47 +02:00
|
|
|
*
|
2008-09-10 02:40:42 +02:00
|
|
|
* 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 General Public License
|
|
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
2005-04-27 05:59:47 +02:00
|
|
|
*/
|
|
|
|
|
2004-03-23 07:22:20 +01:00
|
|
|
#include <stdio.h>
|
|
|
|
#include <stddef.h>
|
2005-04-27 05:59:47 +02:00
|
|
|
#include <stdlib.h>
|
|
|
|
#include <string.h>
|
2004-11-23 07:34:56 +01:00
|
|
|
#include <fcntl.h>
|
2003-12-03 10:08:46 +01:00
|
|
|
#include <ctype.h>
|
2004-03-23 07:22:20 +01:00
|
|
|
#include <errno.h>
|
2004-10-19 08:14:20 +02:00
|
|
|
#include <unistd.h>
|
2005-08-11 17:32:59 +02:00
|
|
|
#include <syslog.h>
|
2008-09-01 20:59:09 +02:00
|
|
|
#include <grp.h>
|
2011-04-20 01:53:03 +02:00
|
|
|
#include <sys/signalfd.h>
|
2003-04-10 19:53:46 +02:00
|
|
|
|
2005-04-27 05:59:47 +02:00
|
|
|
#include "udev.h"
|
|
|
|
|
2011-12-25 20:41:52 +01:00
|
|
|
void udev_main_log(struct udev *udev, int priority,
|
2012-01-10 01:34:15 +01:00
|
|
|
const char *file, int line, const char *fn,
|
|
|
|
const char *format, va_list args) {}
|
2011-12-25 20:41:52 +01:00
|
|
|
|
2008-09-02 23:19:36 +02:00
|
|
|
int main(int argc, char *argv[])
|
2003-12-31 07:31:37 +01:00
|
|
|
{
|
2012-01-10 01:34:15 +01:00
|
|
|
struct udev *udev;
|
|
|
|
struct udev_event *event = NULL;
|
|
|
|
struct udev_device *dev = NULL;
|
|
|
|
struct udev_rules *rules = NULL;
|
|
|
|
char syspath[UTIL_PATH_SIZE];
|
|
|
|
const char *devpath;
|
|
|
|
const char *action;
|
|
|
|
sigset_t mask, sigmask_orig;
|
|
|
|
int err = -EINVAL;
|
|
|
|
|
|
|
|
udev = udev_new();
|
|
|
|
if (udev == NULL)
|
2012-04-08 17:03:17 +02:00
|
|
|
exit(EXIT_FAILURE);
|
2012-04-08 16:06:20 +02:00
|
|
|
log_debug("version %s\n", VERSION);
|
2012-05-31 13:34:41 +02:00
|
|
|
label_init("/dev");
|
2012-01-10 01:34:15 +01:00
|
|
|
|
|
|
|
sigprocmask(SIG_SETMASK, NULL, &sigmask_orig);
|
|
|
|
|
|
|
|
action = argv[1];
|
|
|
|
if (action == NULL) {
|
2012-04-08 16:06:20 +02:00
|
|
|
log_error("action missing\n");
|
2012-01-10 01:34:15 +01:00
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
|
|
|
devpath = argv[2];
|
|
|
|
if (devpath == NULL) {
|
2012-04-08 16:06:20 +02:00
|
|
|
log_error("devpath missing\n");
|
2012-01-10 01:34:15 +01:00
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
|
|
|
rules = udev_rules_new(udev, 1);
|
|
|
|
|
2012-04-16 17:21:22 +02:00
|
|
|
util_strscpyl(syspath, sizeof(syspath), TEST_PREFIX "/sys", devpath, NULL);
|
2012-01-10 01:34:15 +01:00
|
|
|
dev = udev_device_new_from_syspath(udev, syspath);
|
|
|
|
if (dev == NULL) {
|
2012-04-08 16:06:20 +02:00
|
|
|
log_debug("unknown device '%s'\n", devpath);
|
2012-01-10 01:34:15 +01:00
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
|
|
|
udev_device_set_action(dev, action);
|
|
|
|
event = udev_event_new(dev);
|
|
|
|
|
|
|
|
sigfillset(&mask);
|
|
|
|
sigprocmask(SIG_SETMASK, &mask, &sigmask_orig);
|
|
|
|
event->fd_signal = signalfd(-1, &mask, SFD_NONBLOCK|SFD_CLOEXEC);
|
|
|
|
if (event->fd_signal < 0) {
|
|
|
|
fprintf(stderr, "error creating signalfd\n");
|
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* do what devtmpfs usually provides us */
|
|
|
|
if (udev_device_get_devnode(dev) != NULL) {
|
2012-04-09 16:37:54 +02:00
|
|
|
mode_t mode = 0600;
|
2012-01-10 01:34:15 +01:00
|
|
|
|
|
|
|
if (strcmp(udev_device_get_subsystem(dev), "block") == 0)
|
|
|
|
mode |= S_IFBLK;
|
|
|
|
else
|
|
|
|
mode |= S_IFCHR;
|
|
|
|
|
|
|
|
if (strcmp(action, "remove") != 0) {
|
2012-05-31 12:40:20 +02:00
|
|
|
mkdir_parents_label(udev_device_get_devnode(dev), 0755);
|
2012-01-10 01:34:15 +01:00
|
|
|
mknod(udev_device_get_devnode(dev), mode, udev_device_get_devnum(dev));
|
|
|
|
} else {
|
|
|
|
unlink(udev_device_get_devnode(dev));
|
|
|
|
util_delete_path(udev, udev_device_get_devnode(dev));
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
err = udev_event_execute_rules(event, rules, &sigmask_orig);
|
|
|
|
if (err == 0)
|
|
|
|
udev_event_execute_run(event, NULL);
|
2011-04-20 01:53:03 +02:00
|
|
|
out:
|
2012-01-10 01:34:15 +01:00
|
|
|
if (event != NULL && event->fd_signal >= 0)
|
|
|
|
close(event->fd_signal);
|
|
|
|
udev_event_unref(event);
|
|
|
|
udev_device_unref(dev);
|
|
|
|
udev_rules_unref(rules);
|
2012-04-17 16:05:03 +02:00
|
|
|
label_finish();
|
2012-01-10 01:34:15 +01:00
|
|
|
udev_unref(udev);
|
|
|
|
if (err != 0)
|
2012-04-08 17:03:17 +02:00
|
|
|
return EXIT_FAILURE;
|
|
|
|
return EXIT_SUCCESS;
|
2005-04-27 05:59:47 +02:00
|
|
|
}
|