1 /*- 2 * Copyright (c) 1997, 1998 3 * Nan Yang Computer Services Limited. All rights reserved. 4 * 5 * This software is distributed under the so-called ``Berkeley 6 * License'': 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 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 19 * Services Limited. 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. 23 * 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. 35 */ 36 37 /* 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 $ 41 */ 42 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) */ 47 48 enum { 49 KILOBYTE = 1024, 50 MEGABYTE = 1048576, 51 GIGABYTE = 1073741824 52 }; 53 54 #define VINUMMOD "vinum" 55 56 #define DEFAULT_HISTORYFILE "/var/log/vinum_history" /* default name for history stuff */ 57 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 */ 62 void setsigs(); 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[]); 103 int checkupdates(); 104 void genvolname(); 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); 121 #ifdef VINUMDEBUG 122 void vinum_debug(int argc, char *argv[], char *arg0[]); 123 #endif 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); 148 149 void timestamp(); 150 151 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 */ 160 161 extern FILE *history; /* history file */ 162 163 /* Structures to read kernel data into */ 164 extern struct _vinum_conf vinum_conf; /* configuration information */ 165 166 extern struct volume vol; 167 extern struct plex plex; 168 extern struct sd sd; 169 extern struct drive drive; 170 171 extern jmp_buf command_fail; /* return on a failed command */ 172 extern int superdev; /* vinum super device */ 173 174 extern int line; /* stdin line number for error messages */ 175 extern int file_line; /* and line in input file (yes, this is tacky) */ 176 177 extern char buffer[]; /* buffer to read in to */ 178 179 #define min(a, b) a < b? a: b 180