2 * Copyright (c) 1997, 1998
3 * Nan Yang Computer Services Limited. All rights reserved.
5 * This software is distributed under the so-called ``Berkeley
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed by Nan Yang Computer
20 * 4. Neither the name of the Company nor the names of its contributors
21 * may be used to endorse or promote products derived from this software
22 * without specific prior written permission.
24 * This software is provided ``as is'', and any express or implied
25 * warranties, including, but not limited to, the implied warranties of
26 * merchantability and fitness for a particular purpose are disclaimed.
27 * In no event shall the company or contributors be liable for any
28 * direct, indirect, incidental, special, exemplary, or consequential
29 * damages (including, but not limited to, procurement of substitute
30 * goods or services; loss of use, data, or profits; or business
31 * interruption) however caused and on any theory of liability, whether
32 * in contract, strict liability, or tort (including negligence or
33 * otherwise) arising in any way out of the use of this software, even if
34 * advised of the possibility of such damage.
38 * $Id: vext.h,v 1.17 2000/05/07 04:17:12 grog Exp grog $
39 * $FreeBSD: src/sbin/vinum/vext.h,v 1.16.2.2 2000/06/08 01:53:16 grog Exp $
40 * $DragonFly: src/sbin/vinum/vext.h,v 1.2 2003/06/17 04:27:35 dillon Exp $
43 #define MAXARGS 64 /* maximum number of args on a line */
44 #define PLEXINITSIZE 65536 /* init in this size chunks */
45 #define MAXPLEXINITSIZE 65536 /* max chunk size to use for init */
46 #define MAXDATETEXT 128 /* date text in history (far too much) */
54 #define VINUMMOD "vinum"
56 #define DEFAULT_HISTORYFILE "/var/log/vinum_history" /* default name for history stuff */
58 /* Prototype declarations */
59 void parseline(int c, char *args[]); /* parse a line with c parameters at args */
60 void checkentry(int index);
61 int haveargs(int); /* check arg, error message if not valid */
63 void catchsig(int ignore);
64 void vinum_create(int argc, char *argv[], char *arg0[]);
65 void vinum_read(int argc, char *argv[], char *arg0[]);
66 void vinum_modify(int argc, char *argv[], char *arg0[]);
67 void vinum_volume(int argc, char *argv[], char *arg0[]);
68 void vinum_plex(int argc, char *argv[], char *arg0[]);
69 void vinum_sd(int argc, char *argv[], char *arg0[]);
70 void vinum_drive(int argc, char *argv[], char *arg0[]);
71 void vinum_list(int argc, char *argv[], char *arg0[]);
72 void vinum_info(int argc, char *argv[], char *arg0[]);
73 void vinum_set(int argc, char *argv[], char *arg0[]);
74 void vinum_rm(int argc, char *argv[], char *arg0[]);
75 void vinum_mv(int argc, char *argv[], char *arg0[]);
76 void vinum_init(int argc, char *argv[], char *arg0[]);
77 void initvol(int volno);
78 void initplex(int plexno, char *name);
79 void initsd(int sdno, int dowait);
80 void vinum_resetconfig(int argc, char *argv[], char *arg0[]);
81 void vinum_start(int argc, char *argv[], char *arg0[]);
82 void continue_revive(int plexno);
83 void vinum_stop(int argc, char *argv[], char *arg0[]);
84 void vinum_makedev(int argc, char *argv[], char *arg0[]);
85 void vinum_help(int argc, char *argv[], char *arg0[]);
86 void vinum_quit(int argc, char *argv[], char *arg0[]);
87 void vinum_setdaemon(int argc, char *argv[], char *arg0[]);
88 void vinum_replace(int argc, char *argv[], char *arg0[]);
89 void vinum_readpol(int argc, char *argv[], char *arg0[]);
90 void reset_volume_stats(int volno, int recurse);
91 void reset_plex_stats(int plexno, int recurse);
92 void reset_sd_stats(int sdno, int recurse);
93 void reset_drive_stats(int driveno);
94 void vinum_resetstats(int argc, char *argv[], char *arg0[]);
95 void vinum_attach(int argc, char *argv[], char *argv0[]);
96 void vinum_detach(int argc, char *argv[], char *argv0[]);
97 void vinum_rename(int argc, char *argv[], char *argv0[]);
98 void vinum_rename_2(char *, char *);
99 void vinum_replace(int argc, char *argv[], char *argv0[]);
100 void vinum_printconfig(int argc, char *argv[], char *argv0[]);
101 void printconfig(FILE * of, char *comment);
102 void vinum_saveconfig(int argc, char *argv[], char *argv0[]);
105 struct drive *create_drive(char *devicename);
106 void vinum_concat(int argc, char *argv[], char *argv0[]);
107 void vinum_stripe(int argc, char *argv[], char *argv0[]);
108 void vinum_raid4(int argc, char *argv[], char *argv0[]);
109 void vinum_raid5(int argc, char *argv[], char *argv0[]);
110 void vinum_mirror(int argc, char *argv[], char *argv0[]);
111 void vinum_label(int argc, char *argv[], char *arg0[]);
112 void vinum_ld(int argc, char *argv[], char *arg0[]);
113 void vinum_ls(int argc, char *argv[], char *arg0[]);
114 void vinum_lp(int argc, char *argv[], char *arg0[]);
115 void vinum_lv(int argc, char *argv[], char *arg0[]);
116 void vinum_setstate(int argc, char *argv[], char *argv0[]);
117 void vinum_checkparity(int argc, char *argv[], char *argv0[]);
118 void vinum_rebuildparity(int argc, char *argv[], char *argv0[]);
119 void parityops(int argc, char *argv[], enum parityop op);
120 void start_daemon(void);
122 void vinum_debug(int argc, char *argv[], char *arg0[]);
124 struct drive *find_drive_by_devname(char *name);
125 void make_devices(void);
126 void make_vol_dev(int, int);
127 void make_plex_dev(int, int);
128 void make_sd_dev(int);
129 void list_defective_objects();
130 void vinum_dumpconfig(int argc, char *argv[], char *argv0[]);
131 void dumpconfig(char *part);
132 int check_drive(char *devicename);
133 void get_drive_info(struct drive *drive, int index);
134 void get_sd_info(struct sd *sd, int index);
135 void get_plex_sd_info(struct sd *sd, int plexno, int sdno);
136 void get_plex_info(struct plex *plex, int index);
137 void get_volume_info(struct volume *volume, int index);
138 struct drive *find_drive_by_devname(char *name);
139 int find_object(const char *name, enum objecttype *type);
140 char *lltoa(int64_t l, char *s);
141 void vinum_ldi(int, int);
142 void vinum_lvi(int, int);
143 void vinum_lpi(int, int);
144 void vinum_lsi(int, int);
145 int vinum_li(int object, enum objecttype type);
146 char *roughlength(int64_t bytes, int);
147 u_int64_t sizespec(char *spec);
151 extern int force; /* set to 1 to force some dangerous ops */
152 extern int interval; /* interval in ms between init/revive */
153 extern int vflag; /* set verbose operation or verify */
154 extern int Verbose; /* very verbose operation */
155 extern int recurse; /* set recursion */
156 extern int sflag; /* show statistics */
157 extern int SSize; /* sector size for revive */
158 extern int dowait; /* wait for children to exit */
159 extern char *objectname; /* name for some functions */
161 extern FILE *history; /* history file */
163 /* Structures to read kernel data into */
164 extern struct _vinum_conf vinum_conf; /* configuration information */
166 extern struct volume vol;
167 extern struct plex plex;
169 extern struct drive drive;
171 extern jmp_buf command_fail; /* return on a failed command */
172 extern int superdev; /* vinum super device */
174 extern int line; /* stdin line number for error messages */
175 extern int file_line; /* and line in input file (yes, this is tacky) */
177 extern char buffer[]; /* buffer to read in to */
179 #define min(a, b) a < b? a: b