+++ /dev/null
-/*
- * Copyright (C) 2005-2011 Kay Sievers <kay@vrfy.org>
- *
- * 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.
- */
-
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <stddef.h>
-#include <string.h>
-#include <unistd.h>
-#include <getopt.h>
-
-#include "udev.h"
-#include "udev-util.h"
-
-static void print_help(void) {
- printf("%s control COMMAND\n\n"
- "Control the udev daemon.\n\n"
- " -h --help Show this help\n"
- " --version Show package version\n"
- " -e --exit Instruct the daemon to cleanup and exit\n"
- " -l --log-priority=LEVEL Set the udev log level for the daemon\n"
- " -s --stop-exec-queue Do not execute events, queue only\n"
- " -S --start-exec-queue Execute events, flush queue\n"
- " -R --reload Reload rules and databases\n"
- " -p --property=KEY=VALUE Set a global property for all events\n"
- " -m --children-max=N Maximum number of children\n"
- " --timeout=SECONDS Maximum time to block for a reply\n"
- , program_invocation_short_name);
-}
-
-static int adm_control(struct udev *udev, int argc, char *argv[]) {
- _cleanup_udev_ctrl_unref_ struct udev_ctrl *uctrl = NULL;
- int timeout = 60;
- int rc = 1, c;
-
- static const struct option options[] = {
- { "exit", no_argument, NULL, 'e' },
- { "log-priority", required_argument, NULL, 'l' },
- { "stop-exec-queue", no_argument, NULL, 's' },
- { "start-exec-queue", no_argument, NULL, 'S' },
- { "reload", no_argument, NULL, 'R' },
- { "reload-rules", no_argument, NULL, 'R' }, /* alias for -R */
- { "property", required_argument, NULL, 'p' },
- { "env", required_argument, NULL, 'p' }, /* alias for -p */
- { "children-max", required_argument, NULL, 'm' },
- { "timeout", required_argument, NULL, 't' },
- { "help", no_argument, NULL, 'h' },
- {}
- };
-
- if (getuid() != 0) {
- fprintf(stderr, "root privileges required\n");
- return 1;
- }
-
- uctrl = udev_ctrl_new(udev);
- if (uctrl == NULL)
- return 2;
-
- while ((c = getopt_long(argc, argv, "el:sSRp:m:h", options, NULL)) >= 0)
- switch (c) {
- case 'e':
- if (udev_ctrl_send_exit(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'l': {
- int i;
-
- i = util_log_priority(optarg);
- if (i < 0) {
- fprintf(stderr, "invalid number '%s'\n", optarg);
- return rc;
- }
- if (udev_ctrl_send_set_log_level(uctrl, util_log_priority(optarg), timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- }
- case 's':
- if (udev_ctrl_send_stop_exec_queue(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'S':
- if (udev_ctrl_send_start_exec_queue(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'R':
- if (udev_ctrl_send_reload(uctrl, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'p':
- if (strchr(optarg, '=') == NULL) {
- fprintf(stderr, "expect <KEY>=<value> instead of '%s'\n", optarg);
- return rc;
- }
- if (udev_ctrl_send_set_env(uctrl, optarg, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- case 'm': {
- char *endp;
- int i;
-
- i = strtoul(optarg, &endp, 0);
- if (endp[0] != '\0' || i < 1) {
- fprintf(stderr, "invalid number '%s'\n", optarg);
- return rc;
- }
- if (udev_ctrl_send_set_children_max(uctrl, i, timeout) < 0)
- rc = 2;
- else
- rc = 0;
- break;
- }
- case 't': {
- int seconds;
-
- seconds = atoi(optarg);
- if (seconds >= 0)
- timeout = seconds;
- else
- fprintf(stderr, "invalid timeout value\n");
- break;
- }
- case 'h':
- print_help();
- rc = 0;
- break;
- }
-
- if (optind < argc)
- fprintf(stderr, "Extraneous argument: %s\n", argv[optind]);
- else if (optind == 1)
- fprintf(stderr, "Option missing\n");
- return rc;
-}
-
-const struct udevadm_cmd udevadm_control = {
- .name = "control",
- .cmd = adm_control,
- .help = "Control the udev daemon",
-};
~ianmdlvl / elogind.git / blobdiff