blob: 3c29ea790643f885bc8c4130a40d7c4d601a5ed1 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (c) 2004-2005 Silicon Graphics, Inc.
* All Rights Reserved.
*/
#include "command.h"
#include "input.h"
#include "init.h"
#include "io.h"
static cmdinfo_t shutdown_cmd;
static int
shutdown_f(
int argc,
char **argv)
{
int c, flag = XFS_FSOP_GOING_FLAGS_NOLOGFLUSH;
while ((c = getopt(argc, argv, "fv")) != -1) {
switch (c) {
case 'f':
flag = XFS_FSOP_GOING_FLAGS_LOGFLUSH;
break;
default:
exitcode = 1;
return command_usage(&shutdown_cmd);
}
}
if ((xfsctl(file->name, file->fd, XFS_IOC_GOINGDOWN, &flag)) < 0) {
perror("XFS_IOC_GOINGDOWN");
exitcode = 1;
return 0;
}
return 0;
}
static void
shutdown_help(void)
{
printf(_(
"\n"
" Shuts down the filesystem and prevents any further IO from occurring.\n"
"\n"
" By default, shutdown will not flush completed transactions to disk\n"
" before shutting the filesystem down, simulating a disk failure or crash.\n"
" With -f, the log will be flushed to disk, matching XFS behavior when\n"
" metadata corruption is encountered.\n"
"\n"
" -f -- Flush completed transactions to disk before shut down.\n"
"\n"));
}
void
shutdown_init(void)
{
shutdown_cmd.name = "shutdown";
shutdown_cmd.cfunc = shutdown_f;
shutdown_cmd.argmin = 0;
shutdown_cmd.argmax = 1;
shutdown_cmd.flags = CMD_NOMAP_OK | CMD_FLAG_ONESHOT | CMD_FLAG_FOREIGN_OK;
shutdown_cmd.args = _("[-f]");
shutdown_cmd.help = shutdown_help;
shutdown_cmd.oneline =
_("shuts down the filesystem where the current file resides");
if (expert)
add_command(&shutdown_cmd);
}