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98c6faba NB |
1 | /* |
2 | * mdassemble - assemble Linux "md" devices aka RAID arrays. | |
3 | * | |
e736b623 | 4 | * Copyright (C) 2001-2009 Neil Brown <neilb@suse.de> |
98c6faba NB |
5 | * Copyright (C) 2003 Luca Berra <bluca@vodka.it> |
6 | * | |
7 | * | |
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. | |
12 | * | |
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. | |
17 | * | |
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 | |
21 | * | |
22 | * Author: Neil Brown | |
e736b623 | 23 | * Email: <neilb@suse.de> |
98c6faba NB |
24 | */ |
25 | ||
26 | #include "mdadm.h" | |
27 | #include "md_p.h" | |
28 | ||
e4fa82a8 N |
29 | char const Name[] = "mdassemble"; |
30 | ||
b5e64645 | 31 | #ifndef MDASSEMBLE_AUTO |
b56c3630 | 32 | /* from mdopen.c */ |
7f91af49 | 33 | int open_mddev(char *dev, int report_errors/*unused*/) |
98c6faba | 34 | { |
fb97b4d6 | 35 | int mdfd = open(dev, O_RDWR); |
98c6faba | 36 | if (mdfd < 0) |
e7b84f9d | 37 | pr_err("error opening %s: %s\n", |
98c6faba NB |
38 | dev, strerror(errno)); |
39 | else if (md_get_version(mdfd) <= 0) { | |
e7b84f9d | 40 | pr_err("%s does not appear to be an md device\n", |
98c6faba NB |
41 | dev); |
42 | close(mdfd); | |
43 | mdfd = -1; | |
44 | } | |
45 | return mdfd; | |
46 | } | |
69207ff6 N |
47 | int create_mddev(char *dev, char *name, int autof/*unused*/, int trustworthy, |
48 | char *chosen) | |
7f91af49 N |
49 | { |
50 | return open_mddev(dev, 0); | |
51 | } | |
b5e64645 | 52 | #endif |
98c6faba | 53 | |
98c6faba NB |
54 | int rv; |
55 | int mdfd = -1; | |
98c6faba | 56 | |
4977146a N |
57 | int main(int argc, char *argv[]) |
58 | { | |
fa56eddb | 59 | struct mddev_ident *array_list = conf_get_ident(NULL); |
4977146a | 60 | struct context c = { .freeze_reshape = 1 }; |
98c6faba | 61 | if (!array_list) { |
e7b84f9d | 62 | pr_err("No arrays found in config file\n"); |
98c6faba NB |
63 | rv = 1; |
64 | } else | |
65 | for (; array_list; array_list = array_list->next) { | |
66 | mdu_array_info_t array; | |
112cace6 N |
67 | if (strcasecmp(array_list->devname, "<ignore>") == 0) |
68 | continue; | |
7f91af49 N |
69 | mdfd = open_mddev(array_list->devname, 0); |
70 | if (mdfd >= 0 && ioctl(mdfd, GET_ARRAY_INFO, &array) == 0) { | |
435d4ebb | 71 | rv |= Manage_ro(array_list->devname, mdfd, -1); /* make it readwrite */ |
7f91af49 | 72 | continue; |
435d4ebb | 73 | } |
7f91af49 N |
74 | if (mdfd >= 0) |
75 | close(mdfd); | |
76 | rv |= Assemble(array_list->st, array_list->devname, | |
4977146a | 77 | array_list, NULL, &c); |
98c6faba | 78 | } |
b56c3630 | 79 | return rv; |
98c6faba | 80 | } |