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git.ipfire.org Git - thirdparty/mdadm.git/blob - mdassemble.c
2 * mdassemble - assemble Linux "md" devices aka RAID arrays.
4 * Copyright (C) 2001-2009 Neil Brown <neilb@suse.de>
5 * Copyright (C) 2003 Luca Berra <bluca@vodka.it>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 * Email: <neilb@suse.de>
29 char const Name
[] = "mdassemble";
31 #ifndef MDASSEMBLE_AUTO
33 int open_mddev(char *dev
, int report_errors
/*unused*/)
35 int mdfd
= open(dev
, O_RDWR
);
37 pr_err("error opening %s: %s\n",
38 dev
, strerror(errno
));
39 else if (md_get_version(mdfd
) <= 0) {
40 pr_err("%s does not appear to be an md device\n",
47 int create_mddev(char *dev
, char *name
, int autof
/*unused*/, int trustworthy
,
50 return open_mddev(dev
, 0);
57 int main(int argc
, char *argv
[])
59 struct mddev_ident
*array_list
= conf_get_ident(NULL
);
60 struct context c
= { .freeze_reshape
= 1 };
62 pr_err("No arrays found in config file\n");
65 for (; array_list
; array_list
= array_list
->next
) {
66 mdu_array_info_t array
;
67 if (strcasecmp(array_list
->devname
, "<ignore>") == 0)
69 mdfd
= open_mddev(array_list
->devname
, 0);
70 if (mdfd
>= 0 && ioctl(mdfd
, GET_ARRAY_INFO
, &array
) == 0) {
71 rv
|= Manage_ro(array_list
->devname
, mdfd
, -1); /* make it readwrite */
76 rv
|= Assemble(array_list
->st
, array_list
->devname
,
77 array_list
, NULL
, &c
);