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1 | /* |
2 | * mdassemble - assemble Linux "md" devices aka RAID arrays. | |
3 | * | |
4 | * Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au> | |
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 | |
23 | * Email: <neilb@cse.unsw.edu.au> | |
24 | * Paper: Neil Brown | |
25 | * School of Computer Science and Engineering | |
26 | * The University of New South Wales | |
27 | * Sydney, 2052 | |
28 | * Australia | |
29 | */ | |
30 | ||
31 | #include "mdadm.h" | |
32 | #include "md_p.h" | |
33 | ||
34 | /* from readme.c */ | |
35 | mapping_t pers[] = { | |
36 | { "linear", -1}, | |
37 | { "raid0", 0}, | |
38 | { "0", 0}, | |
39 | { "stripe", 0}, | |
40 | { "raid1", 1}, | |
41 | { "1", 1}, | |
42 | { "mirror", 1}, | |
43 | { "raid4", 4}, | |
44 | { "4", 4}, | |
45 | { "raid5", 5}, | |
46 | { "5", 5}, | |
47 | { "multipath", -4}, | |
48 | { "mp", -4}, | |
49 | { NULL, 0} | |
50 | }; | |
51 | ||
52 | /* from mdadm.c */ | |
53 | int open_mddev(char *dev) | |
54 | { | |
55 | int mdfd = open(dev, O_RDWR, 0); | |
56 | if (mdfd < 0) | |
57 | fprintf(stderr, Name ": error opening %s: %s\n", | |
58 | dev, strerror(errno)); | |
59 | else if (md_get_version(mdfd) <= 0) { | |
60 | fprintf(stderr, Name ": %s does not appear to be an md device\n", | |
61 | dev); | |
62 | close(mdfd); | |
63 | mdfd = -1; | |
64 | } | |
65 | return mdfd; | |
66 | } | |
67 | ||
68 | char *configfile = NULL; | |
69 | int rv; | |
70 | int mdfd = -1; | |
71 | int runstop = 0; | |
72 | int readonly = 0; | |
73 | int verbose = 0; | |
74 | int force = 0; | |
75 | ||
76 | int main() { | |
77 | mddev_ident_t array_list = conf_get_ident(configfile, NULL); | |
78 | if (!array_list) { | |
79 | fprintf(stderr, Name ": No arrays found in config file\n"); | |
80 | rv = 1; | |
81 | } else | |
82 | for (; array_list; array_list = array_list->next) { | |
83 | mdu_array_info_t array; | |
84 | mdfd = open_mddev(array_list->devname); | |
85 | if (mdfd < 0) { | |
86 | rv |= 1; | |
87 | continue; | |
88 | } | |
89 | if (ioctl(mdfd, GET_ARRAY_INFO, &array)>=0) | |
90 | /* already assembled, skip */ | |
91 | continue; | |
92 | rv |= Assemble(array_list->devname, mdfd, | |
93 | array_list, configfile, | |
94 | NULL, | |
95 | readonly, runstop, NULL, verbose, force); | |
96 | } | |
97 | } |