2017-11-27 15:37:16 +00:00
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/*-
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2017-12-30 00:26:42 +00:00
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* SPDX-License-Identifier: BSD-2-Clause
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2017-11-27 15:37:16 +00:00
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*
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2003-06-09 19:25:07 +00:00
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* Copyright (c) 2003 Poul-Henning Kamp
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2017-12-27 20:09:50 +00:00
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* Copyright (c) 1996 The NetBSD Foundation, Inc.
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1995-12-27 10:51:05 +00:00
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* All rights reserved.
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*
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2017-12-27 20:09:50 +00:00
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe.
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*
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1995-12-27 10:51:05 +00:00
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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2017-12-27 20:09:50 +00:00
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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2017-12-30 00:26:42 +00:00
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*
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* NetBSD: ccdconfig.c,v 1.6 1996/05/16 07:11:18 thorpej Exp $
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1995-12-27 10:51:05 +00:00
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*/
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2003-05-03 18:41:59 +00:00
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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1998-06-04 06:41:26 +00:00
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1995-12-27 10:51:05 +00:00
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#include <sys/param.h>
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1999-07-04 23:42:32 +00:00
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#include <sys/linker.h>
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1999-04-05 06:30:12 +00:00
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#include <sys/module.h>
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1995-12-27 10:51:05 +00:00
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#include <ctype.h>
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#include <err.h>
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#include <errno.h>
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#include <limits.h>
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2000-12-09 09:35:55 +00:00
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#include <paths.h>
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1995-12-27 10:51:05 +00:00
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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2003-06-02 20:50:59 +00:00
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#include <libgeom.h>
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1995-12-27 10:51:05 +00:00
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2003-06-09 19:25:07 +00:00
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#define CCDF_UNIFORM 0x02 /* use LCCD of sizes for uniform interleave */
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#define CCDF_MIRROR 0x04 /* use mirroring */
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2006-04-13 20:35:31 +00:00
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#define CCDF_NO_OFFSET 0x08 /* do not leave space in front */
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#define CCDF_LINUX 0x10 /* use Linux compatibility mode */
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1995-12-27 10:51:05 +00:00
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#include "pathnames.h"
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static int lineno = 0;
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static int verbose = 0;
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2003-01-17 13:23:41 +00:00
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static const char *ccdconf = _PATH_CCDCONF;
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1995-12-27 10:51:05 +00:00
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2011-11-04 13:36:02 +00:00
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static struct flagval {
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2003-01-17 13:23:41 +00:00
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const char *fv_flag;
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2003-06-09 19:25:07 +00:00
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int fv_val;
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1995-12-27 10:51:05 +00:00
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} flagvaltab[] = {
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{ "CCDF_UNIFORM", CCDF_UNIFORM },
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2003-06-09 19:25:07 +00:00
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{ "uniform", CCDF_UNIFORM },
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1996-01-30 22:25:24 +00:00
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{ "CCDF_MIRROR", CCDF_MIRROR },
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2003-06-09 19:25:07 +00:00
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{ "mirror", CCDF_MIRROR },
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2006-04-13 20:35:31 +00:00
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{ "CCDF_NO_OFFSET", CCDF_NO_OFFSET },
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{ "no_offset", CCDF_NO_OFFSET },
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{ "CCDF_LINUX", CCDF_LINUX },
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{ "linux", CCDF_LINUX },
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2003-06-09 19:25:07 +00:00
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{ "none", 0 },
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1995-12-27 10:51:05 +00:00
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{ NULL, 0 },
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};
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#define CCD_CONFIG 0 /* configure a device */
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#define CCD_CONFIGALL 1 /* configure all devices */
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#define CCD_UNCONFIG 2 /* unconfigure a device */
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#define CCD_UNCONFIGALL 3 /* unconfigure all devices */
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#define CCD_DUMP 4 /* dump a ccd's configuration */
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2002-03-18 05:00:52 +00:00
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static int do_single(int, char **, int);
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static int do_all(int);
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static int dump_ccd(int, char **);
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static int flags_to_val(char *);
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2003-01-17 13:23:41 +00:00
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static int resolve_ccdname(char *);
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2002-03-18 05:00:52 +00:00
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static void usage(void);
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1995-12-27 10:51:05 +00:00
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int
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2002-03-18 05:00:52 +00:00
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main(int argc, char *argv[])
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1995-12-27 10:51:05 +00:00
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{
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int ch, options = 0, action = CCD_CONFIG;
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2001-09-11 09:49:36 +00:00
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while ((ch = getopt(argc, argv, "cCf:guUv")) != -1) {
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1995-12-27 10:51:05 +00:00
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switch (ch) {
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case 'c':
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action = CCD_CONFIG;
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++options;
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break;
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case 'C':
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action = CCD_CONFIGALL;
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++options;
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break;
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case 'f':
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ccdconf = optarg;
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break;
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case 'g':
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action = CCD_DUMP;
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break;
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case 'u':
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action = CCD_UNCONFIG;
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++options;
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break;
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case 'U':
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action = CCD_UNCONFIGALL;
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++options;
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break;
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case 'v':
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verbose = 1;
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break;
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default:
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usage();
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}
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}
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argc -= optind;
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argv += optind;
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if (options > 1)
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usage();
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2003-06-09 19:25:07 +00:00
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if (modfind("g_ccd") < 0) {
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1999-04-05 06:30:12 +00:00
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/* Not present in kernel, try loading it */
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2003-06-09 21:50:41 +00:00
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if (kldload("geom_ccd") < 0 || modfind("g_ccd") < 0)
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warn("geom_ccd module not available!");
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1999-04-05 06:30:12 +00:00
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}
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1995-12-27 10:51:05 +00:00
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switch (action) {
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case CCD_CONFIG:
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case CCD_UNCONFIG:
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exit(do_single(argc, argv, action));
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/* NOTREACHED */
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case CCD_CONFIGALL:
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case CCD_UNCONFIGALL:
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exit(do_all(action));
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/* NOTREACHED */
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case CCD_DUMP:
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exit(dump_ccd(argc, argv));
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/* NOTREACHED */
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}
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/* NOTREACHED */
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1998-06-04 06:41:26 +00:00
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return (0);
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1995-12-27 10:51:05 +00:00
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}
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static int
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2002-03-18 05:00:52 +00:00
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do_single(int argc, char **argv, int action)
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1995-12-27 10:51:05 +00:00
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{
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2003-06-09 19:25:07 +00:00
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char *cp, *cp2;
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int ccd, noflags = 0, i, ileave, flags = 0;
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struct gctl_req *grq;
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char const *errstr;
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char buf1[BUFSIZ];
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int ex;
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1995-12-27 10:51:05 +00:00
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/*
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* If unconfiguring, all arguments are treated as ccds.
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*/
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if (action == CCD_UNCONFIG || action == CCD_UNCONFIGALL) {
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2003-06-09 19:25:07 +00:00
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ex = 0;
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2010-06-11 17:03:04 +00:00
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for (; argc != 0;) {
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1995-12-27 10:51:05 +00:00
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cp = *argv++; --argc;
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2003-01-18 10:29:24 +00:00
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if ((ccd = resolve_ccdname(cp)) < 0) {
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1995-12-27 10:51:05 +00:00
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warnx("invalid ccd name: %s", cp);
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continue;
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}
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2003-06-09 19:25:07 +00:00
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grq = gctl_get_handle();
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gctl_ro_param(grq, "verb", -1, "destroy geom");
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gctl_ro_param(grq, "class", -1, "CCD");
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sprintf(buf1, "ccd%d", ccd);
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gctl_ro_param(grq, "geom", -1, buf1);
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errstr = gctl_issue(grq);
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if (errstr == NULL) {
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1995-12-27 10:51:05 +00:00
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if (verbose)
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printf("%s unconfigured\n", cp);
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2003-06-09 19:25:07 +00:00
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gctl_free(grq);
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continue;
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}
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warnx(
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"%s\nor possibly kernel and ccdconfig out of sync",
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errstr);
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ex = 1;
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1995-12-27 10:51:05 +00:00
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}
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2003-06-09 19:25:07 +00:00
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return (ex);
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1995-12-27 10:51:05 +00:00
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}
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/* Make sure there are enough arguments. */
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1999-07-04 23:42:32 +00:00
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if (argc < 4) {
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1995-12-27 10:51:05 +00:00
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if (argc == 3) {
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/* Assume that no flags are specified. */
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noflags = 1;
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} else {
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if (action == CCD_CONFIGALL) {
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warnx("%s: bad line: %d", ccdconf, lineno);
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return (1);
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} else
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usage();
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}
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1999-07-04 23:42:32 +00:00
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}
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1995-12-27 10:51:05 +00:00
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/* First argument is the ccd to configure. */
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cp = *argv++; --argc;
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2003-01-18 10:29:24 +00:00
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if ((ccd = resolve_ccdname(cp)) < 0) {
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1995-12-27 10:51:05 +00:00
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warnx("invalid ccd name: %s", cp);
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return (1);
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}
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/* Next argument is the interleave factor. */
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cp = *argv++; --argc;
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errno = 0; /* to check for ERANGE */
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ileave = (int)strtol(cp, &cp2, 10);
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if ((errno == ERANGE) || (ileave < 0) || (*cp2 != '\0')) {
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warnx("invalid interleave factor: %s", cp);
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return (1);
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}
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if (noflags == 0) {
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/* Next argument is the ccd configuration flags. */
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cp = *argv++; --argc;
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if ((flags = flags_to_val(cp)) < 0) {
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warnx("invalid flags argument: %s", cp);
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return (1);
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}
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}
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2003-06-09 19:25:07 +00:00
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grq = gctl_get_handle();
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gctl_ro_param(grq, "verb", -1, "create geom");
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gctl_ro_param(grq, "class", -1, "CCD");
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gctl_ro_param(grq, "unit", sizeof(ccd), &ccd);
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gctl_ro_param(grq, "ileave", sizeof(ileave), &ileave);
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if (flags & CCDF_UNIFORM)
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gctl_ro_param(grq, "uniform", -1, "");
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if (flags & CCDF_MIRROR)
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gctl_ro_param(grq, "mirror", -1, "");
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2006-04-13 20:35:31 +00:00
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if (flags & CCDF_NO_OFFSET)
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gctl_ro_param(grq, "no_offset", -1, "");
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if (flags & CCDF_LINUX)
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gctl_ro_param(grq, "linux", -1, "");
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2003-06-09 19:25:07 +00:00
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gctl_ro_param(grq, "nprovider", sizeof(argc), &argc);
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for (i = 0; i < argc; i++) {
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sprintf(buf1, "provider%d", i);
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cp = argv[i];
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if (!strncmp(cp, _PATH_DEV, strlen(_PATH_DEV)))
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cp += strlen(_PATH_DEV);
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gctl_ro_param(grq, buf1, -1, cp);
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1995-12-27 10:51:05 +00:00
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}
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2022-03-07 16:06:11 +00:00
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buf1[0] = '\0';
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gctl_add_param(grq, "output", sizeof(buf1), buf1,
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GCTL_PARAM_WR | GCTL_PARAM_ASCII);
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2003-06-09 19:25:07 +00:00
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errstr = gctl_issue(grq);
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if (errstr == NULL) {
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if (verbose) {
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printf("%s", buf1);
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1995-12-27 10:51:05 +00:00
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}
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2003-06-09 19:25:07 +00:00
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gctl_free(grq);
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return (0);
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1995-12-27 10:51:05 +00:00
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}
|
2003-06-09 19:25:07 +00:00
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warnx(
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"%s\nor possibly kernel and ccdconfig out of sync",
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errstr);
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return (1);
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1995-12-27 10:51:05 +00:00
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}
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static int
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2002-03-18 05:00:52 +00:00
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do_all(int action)
|
1995-12-27 10:51:05 +00:00
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{
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FILE *f;
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char line[_POSIX2_LINE_MAX];
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char *cp, **argv;
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int argc, rval;
|
1997-12-30 05:13:21 +00:00
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gid_t egid;
|
1995-12-27 10:51:05 +00:00
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1999-09-26 21:37:46 +00:00
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rval = 0;
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1997-12-30 05:13:21 +00:00
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egid = getegid();
|
2012-10-22 03:07:05 +00:00
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if (setegid(getgid()) != 0)
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err(1, "setegid failed");
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1995-12-27 10:51:05 +00:00
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if ((f = fopen(ccdconf, "r")) == NULL) {
|
2012-10-22 03:07:05 +00:00
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if (setegid(egid) != 0)
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err(1, "setegid failed");
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1995-12-27 10:51:05 +00:00
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warn("fopen: %s", ccdconf);
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return (1);
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}
|
2012-10-22 03:07:05 +00:00
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if (setegid(egid) != 0)
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err(1, "setegid failed");
|
1995-12-27 10:51:05 +00:00
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while (fgets(line, sizeof(line), f) != NULL) {
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argc = 0;
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argv = NULL;
|
|
|
|
++lineno;
|
|
|
|
if ((cp = strrchr(line, '\n')) != NULL)
|
|
|
|
*cp = '\0';
|
|
|
|
|
|
|
|
/* Break up the line and pass it's contents to do_single(). */
|
|
|
|
if (line[0] == '\0')
|
|
|
|
goto end_of_line;
|
|
|
|
for (cp = line; (cp = strtok(cp, " \t")) != NULL; cp = NULL) {
|
|
|
|
if (*cp == '#')
|
|
|
|
break;
|
|
|
|
if ((argv = realloc(argv,
|
|
|
|
sizeof(char *) * ++argc)) == NULL) {
|
|
|
|
warnx("no memory to configure ccds");
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
argv[argc - 1] = cp;
|
|
|
|
/*
|
|
|
|
* If our action is to unconfigure all, then pass
|
|
|
|
* just the first token to do_single() and ignore
|
|
|
|
* the rest. Since this will be encountered on
|
|
|
|
* our first pass through the line, the Right
|
|
|
|
* Thing will happen.
|
|
|
|
*/
|
|
|
|
if (action == CCD_UNCONFIGALL) {
|
|
|
|
if (do_single(argc, argv, action))
|
|
|
|
rval = 1;
|
|
|
|
goto end_of_line;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (argc != 0)
|
|
|
|
if (do_single(argc, argv, action))
|
|
|
|
rval = 1;
|
|
|
|
|
|
|
|
end_of_line:
|
|
|
|
if (argv != NULL)
|
|
|
|
free(argv);
|
|
|
|
}
|
|
|
|
|
|
|
|
(void)fclose(f);
|
|
|
|
return (rval);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2002-03-18 05:00:52 +00:00
|
|
|
resolve_ccdname(char *name)
|
1995-12-27 10:51:05 +00:00
|
|
|
{
|
|
|
|
|
2003-01-17 13:23:41 +00:00
|
|
|
if (!strncmp(name, _PATH_DEV, strlen(_PATH_DEV)))
|
|
|
|
name += strlen(_PATH_DEV);
|
|
|
|
if (strncmp(name, "ccd", 3))
|
|
|
|
return -1;
|
|
|
|
name += 3;
|
|
|
|
if (!isdigit(*name))
|
|
|
|
return -1;
|
|
|
|
return (strtoul(name, NULL, 10));
|
1995-12-27 10:51:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2003-06-02 21:29:04 +00:00
|
|
|
dumpout(int unit)
|
1995-12-27 10:51:05 +00:00
|
|
|
{
|
2003-06-02 21:29:04 +00:00
|
|
|
static int v;
|
|
|
|
struct gctl_req *grq;
|
|
|
|
int ncp;
|
2003-01-17 13:23:41 +00:00
|
|
|
char *cp;
|
2003-06-02 20:50:59 +00:00
|
|
|
char const *errstr;
|
|
|
|
|
|
|
|
grq = gctl_get_handle();
|
2003-06-02 21:29:04 +00:00
|
|
|
ncp = 65536;
|
|
|
|
cp = malloc(ncp);
|
2022-03-07 16:06:11 +00:00
|
|
|
cp[0] = '\0';
|
2003-06-02 20:50:59 +00:00
|
|
|
gctl_ro_param(grq, "verb", -1, "list");
|
|
|
|
gctl_ro_param(grq, "class", -1, "CCD");
|
2003-06-02 21:29:04 +00:00
|
|
|
gctl_ro_param(grq, "unit", sizeof(unit), &unit);
|
2022-03-07 16:06:11 +00:00
|
|
|
gctl_add_param(grq, "output", ncp, cp,
|
|
|
|
GCTL_PARAM_WR | GCTL_PARAM_ASCII);
|
2003-06-02 20:50:59 +00:00
|
|
|
errstr = gctl_issue(grq);
|
2003-06-02 21:29:04 +00:00
|
|
|
if (errstr != NULL)
|
|
|
|
errx(1, "%s\nor possibly kernel and ccdconfig out of sync",
|
|
|
|
errstr);
|
|
|
|
if (strlen(cp) == 0)
|
|
|
|
errx(1, "ccd%d not configured", unit);
|
|
|
|
if (verbose && !v) {
|
|
|
|
printf("# ccd\t\tileave\tflags\tcomponent devices\n");
|
|
|
|
v = 1;
|
1995-12-27 10:51:05 +00:00
|
|
|
}
|
2003-06-02 21:29:04 +00:00
|
|
|
printf("%s", cp);
|
|
|
|
free(cp);
|
1995-12-27 10:51:05 +00:00
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
2003-06-02 21:29:04 +00:00
|
|
|
static int
|
|
|
|
dump_ccd(int argc, char **argv)
|
1995-12-27 10:51:05 +00:00
|
|
|
{
|
2003-08-07 19:10:35 +00:00
|
|
|
int i, error;
|
1995-12-27 10:51:05 +00:00
|
|
|
|
2003-06-02 21:29:04 +00:00
|
|
|
if (argc == 0) {
|
2003-08-07 19:10:35 +00:00
|
|
|
error = dumpout(-1);
|
2003-06-02 21:29:04 +00:00
|
|
|
} else {
|
2003-08-07 19:10:35 +00:00
|
|
|
error = 0;
|
|
|
|
for (i = 0; error == 0 && i < argc; i++)
|
|
|
|
error = dumpout(resolve_ccdname(argv[i]));
|
1995-12-27 10:51:05 +00:00
|
|
|
}
|
2003-08-07 19:10:35 +00:00
|
|
|
return (error);
|
1995-12-27 10:51:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2002-03-18 05:00:52 +00:00
|
|
|
flags_to_val(char *flags)
|
1995-12-27 10:51:05 +00:00
|
|
|
{
|
|
|
|
char *cp, *tok;
|
2003-06-09 19:25:07 +00:00
|
|
|
int i, tmp, val;
|
1995-12-27 10:51:05 +00:00
|
|
|
|
2003-06-09 19:25:07 +00:00
|
|
|
errno = 0; /* to check for ERANGE */
|
|
|
|
val = (int)strtol(flags, &cp, 0);
|
|
|
|
if ((errno != ERANGE) && (*cp == '\0')) {
|
|
|
|
if (val & ~(CCDF_UNIFORM|CCDF_MIRROR))
|
|
|
|
return (-1);
|
|
|
|
return (val);
|
|
|
|
}
|
1995-12-27 10:51:05 +00:00
|
|
|
|
|
|
|
/* Check for values represented by strings. */
|
|
|
|
if ((cp = strdup(flags)) == NULL)
|
|
|
|
err(1, "no memory to parse flags");
|
|
|
|
tmp = 0;
|
|
|
|
for (tok = cp; (tok = strtok(tok, ",")) != NULL; tok = NULL) {
|
|
|
|
for (i = 0; flagvaltab[i].fv_flag != NULL; ++i)
|
|
|
|
if (strcmp(tok, flagvaltab[i].fv_flag) == 0)
|
|
|
|
break;
|
|
|
|
if (flagvaltab[i].fv_flag == NULL) {
|
|
|
|
free(cp);
|
2003-06-09 19:25:07 +00:00
|
|
|
return (-1);
|
1995-12-27 10:51:05 +00:00
|
|
|
}
|
|
|
|
tmp |= flagvaltab[i].fv_val;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* If we get here, the string was ok. */
|
|
|
|
free(cp);
|
2003-06-09 19:25:07 +00:00
|
|
|
return (tmp);
|
1995-12-27 10:51:05 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
2002-03-18 05:00:52 +00:00
|
|
|
usage(void)
|
1995-12-27 10:51:05 +00:00
|
|
|
{
|
1997-06-10 11:04:50 +00:00
|
|
|
fprintf(stderr, "%s\n%s\n%s\n%s\n%s\n",
|
2005-02-10 09:19:34 +00:00
|
|
|
"usage: ccdconfig [-cv] ccd ileave [flags] dev ...",
|
1997-06-10 11:04:50 +00:00
|
|
|
" ccdconfig -C [-v] [-f config_file]",
|
2005-02-10 09:19:34 +00:00
|
|
|
" ccdconfig -u [-v] ccd ...",
|
1997-06-10 11:04:50 +00:00
|
|
|
" ccdconfig -U [-v] [-f config_file]",
|
2005-02-10 09:19:34 +00:00
|
|
|
" ccdconfig -g [ccd ...]");
|
1995-12-27 10:51:05 +00:00
|
|
|
exit(1);
|
|
|
|
}
|