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/* SPDX-License-Identifier: GPL-3.0-or-later */
/*
* Copyright (C) 2018 - David Oberhollenzer
*
* 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 3 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 General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <stdio.h>
#include <errno.h>
#include "servicecmd.h"
static int cmd_unschedule(int argc, char **argv)
{
int ret = EXIT_FAILURE;
char *linkname, *ptr;
struct stat sb;
if (check_arguments(argv[0], argc, 2, 2))
return EXIT_FAILURE;
for (ptr = argv[1]; isalnum(*ptr) || *ptr == '_'; ++ptr)
;
if (*ptr != '\0') {
fprintf(stderr, "Invalid service name '%s'\n", argv[1]);
tell_read_help(argv[0]);
return EXIT_FAILURE;
}
if (asprintf(&linkname, "%s/%s.gcron", GCRONDIR, argv[1]) < 0) {
perror("asprintf");
return EXIT_FAILURE;
}
if (lstat(linkname, &sb)) {
fprintf(stderr, "lstat %s: %s\n", linkname, strerror(errno));
goto out;
}
if ((sb.st_mode & S_IFMT) != S_IFLNK) {
fprintf(stderr, "error: '%s' is not a symlink!", linkname);
goto out;
}
if (unlink(linkname)) {
fprintf(stderr, "removing %s: %s\n",
linkname, strerror(errno));
goto out;
}
ret = EXIT_SUCCESS;
out:
free(linkname);
return ret;
}
static command_t unschedule = {
.cmd = "unschedule",
.usage = "<name>",
.s_desc = "disable a gcrond service",
.l_desc = "This disables a gcrond service by removing the coresponding "
"symlink in " GCRONDIR ".",
.run_cmd = cmd_unschedule,
};
REGISTER_COMMAND(unschedule)
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