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/* vi: set sw=4 ts=4: */
/*
* nologin implementation for busybox
*
* Licensed under GPLv2 or later, see file LICENSE in this source tree.
*/
//config:config NOLOGIN
//config: bool "nologin"
//config: default n
//config: help
//config: nologin is a tool that is supposed to be the shell for user accounts
//config: that are not supposed to login.
//applet:IF_NOLOGIN(APPLET(nologin, BB_DIR_SBIN, BB_SUID_DROP))
//kbuild:lib-$(CONFIG_NOLOGIN) += nologin.o
//usage:#define nologin_trivial_usage
//usage: ""
//usage:#define nologin_full_usage "\n\n"
//usage: "politely refuse a login\n"
#include "libbb.h"
#include <syslog.h>
#define _NOLOGIN_TXT "/etc/nologin.txt"
int nologin_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
int nologin_main(int argc UNUSED_PARAM, char **argv)
{
int fd;
fd = open(_NOLOGIN_TXT, O_RDONLY);
if (bb_copyfd_eof(fd, STDOUT_FILENO) == -1)
bb_error_msg_and_die("this account is not available");
close(fd);
return 1;
}
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