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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 }