Merge branch 'master' in devel-3.0
[thirdparty/mdadm.git] / mdassemble.c
1 /*
2 * mdassemble - assemble Linux "md" devices aka RAID arrays.
3 *
4 * Copyright (C) 2001-2006 Neil Brown <neilb@suse.de>
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 { "raid6", 6},
50 { "6", 6},
51 { "raid10", 10},
52 { "10", 10},
53 { NULL, 0}
54 };
55
56 #ifndef MDASSEMBLE_AUTO
57 /* from mdopen.c */
58 int open_mddev(char *dev, int report_errors/*unused*/)
59 {
60 int mdfd = open(dev, O_RDWR);
61 if (mdfd < 0)
62 fprintf(stderr, Name ": error opening %s: %s\n",
63 dev, strerror(errno));
64 else if (md_get_version(mdfd) <= 0) {
65 fprintf(stderr, Name ": %s does not appear to be an md device\n",
66 dev);
67 close(mdfd);
68 mdfd = -1;
69 }
70 return mdfd;
71 }
72 int create_mddev(char *dev, char *name, int autof/*unused*/, int trustworthy,
73 char *chosen)
74 {
75 return open_mddev(dev, 0);
76 }
77 #endif
78 int map_update(struct map_ent **mpp, int devnum, char *metadata,
79 int *uuid, char *path)
80 {
81 return 0;
82 }
83 struct map_ent *map_by_name(struct map_ent **mpp, char *name)
84 {
85 return NULL;
86 }
87
88 int rv;
89 int mdfd = -1;
90 int runstop = 0;
91 int readonly = 0;
92 int verbose = 0;
93 int force = 0;
94
95 int main(int argc, char *argv[]) {
96 mddev_ident_t array_list = conf_get_ident(NULL);
97 if (!array_list) {
98 fprintf(stderr, Name ": No arrays found in config file\n");
99 rv = 1;
100 } else
101 for (; array_list; array_list = array_list->next) {
102 mdu_array_info_t array;
103 mdfd = open_mddev(array_list->devname, 0);
104 if (mdfd >= 0 && ioctl(mdfd, GET_ARRAY_INFO, &array) == 0) {
105 rv |= Manage_ro(array_list->devname, mdfd, -1); /* make it readwrite */
106 continue;
107 }
108 if (mdfd >= 0)
109 close(mdfd);
110 rv |= Assemble(array_list->st, array_list->devname,
111 array_list, NULL, NULL,
112 readonly, runstop, NULL, NULL, verbose, force);
113 }
114 return rv;
115 }