1998-09-15 08:16:45 +00:00
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/*
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* Copyright (c) 1998 Kenneth D. Merry.
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* All rights reserved.
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*
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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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|
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 1980, 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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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:
|
|
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
|
|
* 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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|
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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2001-12-12 00:13:37 +00:00
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#ifdef lint
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static const char sccsid[] = "@(#)disks.c 8.1 (Berkeley) 6/6/93";
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#endif
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1998-09-15 08:16:45 +00:00
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#include <sys/types.h>
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#include <sys/devicestat.h>
|
2003-02-16 15:46:25 +00:00
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#include <sys/resource.h>
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1998-09-15 08:16:45 +00:00
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1998-10-08 09:56:10 +00:00
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#include <ctype.h>
|
2001-12-12 00:13:37 +00:00
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#include <devstat.h>
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1998-10-08 09:56:10 +00:00
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#include <err.h>
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2001-12-12 00:13:37 +00:00
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#include <stdlib.h>
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#include <string.h>
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1998-09-15 08:16:45 +00:00
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#include "systat.h"
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#include "extern.h"
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1998-10-08 09:56:10 +00:00
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#include "devs.h"
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1998-09-15 08:16:45 +00:00
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typedef enum {
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DS_MATCHTYPE_NONE,
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DS_MATCHTYPE_SPEC,
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DS_MATCHTYPE_PATTERN
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} last_match_type;
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last_match_type last_type;
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struct device_selection *dev_select;
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1998-09-20 00:11:23 +00:00
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long generation;
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int num_devices, num_selected;
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int num_selections;
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long select_generation;
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1998-09-15 08:16:45 +00:00
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struct devstat_match *matches = NULL;
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int num_matches = 0;
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char **specified_devices;
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int num_devices_specified = 0;
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2001-12-12 00:13:37 +00:00
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static int dsmatchselect(const char *args, devstat_select_mode select_mode,
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1998-09-15 08:16:45 +00:00
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int maxshowdevs, struct statinfo *s1);
|
2001-12-12 00:13:37 +00:00
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static int dsselect(const char *args, devstat_select_mode select_mode,
|
1998-09-15 08:16:45 +00:00
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int maxshowdevs, struct statinfo *s1);
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int
|
2001-12-12 00:13:37 +00:00
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dsinit(int maxshowdevs, struct statinfo *s1, struct statinfo *s2 __unused,
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struct statinfo *s3 __unused)
|
1998-09-15 08:16:45 +00:00
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{
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/*
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* Make sure that the userland devstat version matches the kernel
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* devstat version. If not, exit and print a message informing
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* the user of his mistake.
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*/
|
2001-09-06 04:06:12 +00:00
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if (devstat_checkversion(NULL) < 0)
|
1998-09-15 08:16:45 +00:00
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errx(1, "%s", devstat_errbuf);
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generation = 0;
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num_devices = 0;
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num_selected = 0;
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num_selections = 0;
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select_generation = 0;
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last_type = DS_MATCHTYPE_NONE;
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|
2001-09-06 04:06:12 +00:00
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if (devstat_getdevs(NULL, s1) == -1)
|
1998-09-15 08:16:45 +00:00
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errx(1, "%s", devstat_errbuf);
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num_devices = s1->dinfo->numdevs;
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generation = s1->dinfo->generation;
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dev_select = NULL;
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/*
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* At this point, selectdevs will almost surely indicate that the
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* device list has changed, so we don't look for return values of 0
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* or 1. If we get back -1, though, there is an error.
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|
*/
|
2001-09-06 04:06:12 +00:00
|
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if (devstat_selectdevs(&dev_select, &num_selected, &num_selections,
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&select_generation, generation, s1->dinfo->devices, num_devices,
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NULL, 0, NULL, 0, DS_SELECT_ADD, maxshowdevs, 0) == -1)
|
2003-10-20 20:13:50 +00:00
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|
errx(1, "%d %s", __LINE__, devstat_errbuf);
|
1998-09-15 08:16:45 +00:00
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return(1);
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|
}
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int
|
2001-12-12 00:13:37 +00:00
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dscmd(const char *cmd, const char *args, int maxshowdevs, struct statinfo *s1)
|
1998-09-15 08:16:45 +00:00
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|
{
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|
int retval;
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if (prefix(cmd, "display") || prefix(cmd, "add"))
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return(dsselect(args, DS_SELECT_ADDONLY, maxshowdevs, s1));
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if (prefix(cmd, "ignore") || prefix(cmd, "delete"))
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return(dsselect(args, DS_SELECT_REMOVE, maxshowdevs, s1));
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if (prefix(cmd, "show") || prefix(cmd, "only"))
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return(dsselect(args, DS_SELECT_ONLY, maxshowdevs, s1));
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if (prefix(cmd, "type") || prefix(cmd, "match"))
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return(dsmatchselect(args, DS_SELECT_ONLY, maxshowdevs, s1));
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|
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if (prefix(cmd, "refresh")) {
|
2001-09-06 04:06:12 +00:00
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|
retval = devstat_selectdevs(&dev_select, &num_selected,
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&num_selections, &select_generation, generation,
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s1->dinfo->devices, num_devices,
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(last_type ==DS_MATCHTYPE_PATTERN) ? matches : NULL,
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(last_type ==DS_MATCHTYPE_PATTERN) ? num_matches : 0,
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(last_type == DS_MATCHTYPE_SPEC) ?specified_devices : NULL,
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(last_type == DS_MATCHTYPE_SPEC) ?num_devices_specified : 0,
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(last_type == DS_MATCHTYPE_NONE) ? DS_SELECT_ADD :
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|
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DS_SELECT_ADDONLY, maxshowdevs, 0);
|
1998-09-15 08:16:45 +00:00
|
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|
if (retval == -1) {
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|
|
warnx("%s", devstat_errbuf);
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|
return(0);
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|
|
} else if (retval == 1)
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|
|
return(2);
|
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|
|
}
|
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|
|
if (prefix(cmd, "drives")) {
|
2008-01-16 19:27:43 +00:00
|
|
|
int i;
|
1998-09-15 08:16:45 +00:00
|
|
|
move(CMDLINE, 0);
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|
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clrtoeol();
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|
|
for (i = 0; i < num_devices; i++) {
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|
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printw("%s%d ", s1->dinfo->devices[i].device_name,
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|
|
s1->dinfo->devices[i].unit_number);
|
|
|
|
}
|
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|
|
return(1);
|
|
|
|
}
|
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|
|
return(0);
|
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|
|
}
|
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|
|
|
|
|
static int
|
2001-12-12 00:13:37 +00:00
|
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|
dsmatchselect(const char *args, devstat_select_mode select_mode, int maxshowdevs,
|
1998-09-15 08:16:45 +00:00
|
|
|
struct statinfo *s1)
|
|
|
|
{
|
2001-12-12 00:13:37 +00:00
|
|
|
char **tempstr, *tmpstr, *tmpstr1;
|
1998-09-15 08:16:45 +00:00
|
|
|
char *tstr[100];
|
|
|
|
int num_args = 0;
|
2001-12-12 00:13:37 +00:00
|
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|
int i;
|
1998-09-15 08:16:45 +00:00
|
|
|
int retval = 0;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Break the (pipe delimited) input string out into separate
|
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|
|
* strings.
|
|
|
|
*/
|
2001-12-12 00:13:37 +00:00
|
|
|
tmpstr = tmpstr1 = strdup(args);
|
1998-09-15 08:16:45 +00:00
|
|
|
for (tempstr = tstr, num_args = 0;
|
2001-12-12 00:13:37 +00:00
|
|
|
(*tempstr = strsep(&tmpstr1, "|")) != NULL && (num_args < 100);
|
1998-09-15 08:16:45 +00:00
|
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|
num_args++)
|
|
|
|
if (**tempstr != '\0')
|
|
|
|
if (++tempstr >= &tstr[100])
|
|
|
|
break;
|
2001-12-12 00:13:37 +00:00
|
|
|
free(tmpstr);
|
1998-09-15 08:16:45 +00:00
|
|
|
|
|
|
|
if (num_args > 99) {
|
|
|
|
warnx("dsmatchselect: too many match arguments");
|
|
|
|
return(0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* If we've gone through the matching code before, clean out
|
|
|
|
* previously used memory.
|
|
|
|
*/
|
|
|
|
if (num_matches > 0) {
|
|
|
|
free(matches);
|
|
|
|
matches = NULL;
|
|
|
|
num_matches = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < num_args; i++) {
|
2001-09-06 04:06:12 +00:00
|
|
|
if (devstat_buildmatch(tstr[i], &matches, &num_matches) != 0) {
|
1998-09-15 08:16:45 +00:00
|
|
|
warnx("%s", devstat_errbuf);
|
|
|
|
return(0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (num_args > 0) {
|
|
|
|
|
|
|
|
last_type = DS_MATCHTYPE_PATTERN;
|
|
|
|
|
2001-09-06 04:06:12 +00:00
|
|
|
retval = devstat_selectdevs(&dev_select, &num_selected,
|
|
|
|
&num_selections, &select_generation, generation,
|
|
|
|
s1->dinfo->devices, num_devices, matches, num_matches,
|
|
|
|
NULL, 0, select_mode, maxshowdevs, 0);
|
1998-09-15 08:16:45 +00:00
|
|
|
if (retval == -1)
|
|
|
|
err(1, "device selection error");
|
|
|
|
else if (retval == 1)
|
|
|
|
return(2);
|
|
|
|
}
|
|
|
|
return(1);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
2001-12-12 00:13:37 +00:00
|
|
|
dsselect(const char *args, devstat_select_mode select_mode, int maxshowdevs,
|
1998-09-15 08:16:45 +00:00
|
|
|
struct statinfo *s1)
|
|
|
|
{
|
2001-12-12 00:13:37 +00:00
|
|
|
char *cp, *tmpstr, *tmpstr1, *buffer;
|
|
|
|
int i;
|
1998-09-15 08:16:45 +00:00
|
|
|
int retval = 0;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* If we've gone through this code before, free previously
|
|
|
|
* allocated resources.
|
|
|
|
*/
|
|
|
|
if (num_devices_specified > 0) {
|
|
|
|
for (i = 0; i < num_devices_specified; i++)
|
|
|
|
free(specified_devices[i]);
|
|
|
|
free(specified_devices);
|
|
|
|
specified_devices = NULL;
|
|
|
|
num_devices_specified = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* do an initial malloc */
|
|
|
|
specified_devices = (char **)malloc(sizeof(char *));
|
|
|
|
|
2001-12-12 00:13:37 +00:00
|
|
|
tmpstr = tmpstr1 = strdup(args);
|
|
|
|
cp = index(tmpstr1, '\n');
|
1998-09-15 08:16:45 +00:00
|
|
|
if (cp)
|
|
|
|
*cp = '\0';
|
|
|
|
for (;;) {
|
2001-12-12 00:13:37 +00:00
|
|
|
for (cp = tmpstr1; *cp && isspace(*cp); cp++)
|
1998-09-15 08:16:45 +00:00
|
|
|
;
|
2001-12-12 00:13:37 +00:00
|
|
|
tmpstr1 = cp;
|
1998-09-15 08:16:45 +00:00
|
|
|
for (; *cp && !isspace(*cp); cp++)
|
|
|
|
;
|
|
|
|
if (*cp)
|
|
|
|
*cp++ = '\0';
|
|
|
|
if (cp - args == 0)
|
|
|
|
break;
|
|
|
|
for (i = 0; i < num_devices; i++) {
|
2001-12-12 00:13:37 +00:00
|
|
|
asprintf(&buffer, "%s%d", dev_select[i].device_name,
|
1998-09-15 08:16:45 +00:00
|
|
|
dev_select[i].unit_number);
|
2001-12-12 00:13:37 +00:00
|
|
|
if (strcmp(buffer, tmpstr1) == 0) {
|
1998-09-15 08:16:45 +00:00
|
|
|
|
|
|
|
num_devices_specified++;
|
|
|
|
|
|
|
|
specified_devices =(char **)realloc(
|
|
|
|
specified_devices,
|
|
|
|
sizeof(char *) *
|
|
|
|
num_devices_specified);
|
|
|
|
specified_devices[num_devices_specified -1]=
|
2001-12-12 00:13:37 +00:00
|
|
|
strdup(tmpstr1);
|
|
|
|
free(buffer);
|
1998-09-15 08:16:45 +00:00
|
|
|
|
|
|
|
break;
|
|
|
|
}
|
2001-12-12 00:13:37 +00:00
|
|
|
else
|
|
|
|
free(buffer);
|
1998-09-15 08:16:45 +00:00
|
|
|
}
|
|
|
|
if (i >= num_devices)
|
|
|
|
error("%s: unknown drive", args);
|
|
|
|
args = cp;
|
|
|
|
}
|
2001-12-12 00:13:37 +00:00
|
|
|
free(tmpstr);
|
1998-09-15 08:16:45 +00:00
|
|
|
|
|
|
|
if (num_devices_specified > 0) {
|
|
|
|
last_type = DS_MATCHTYPE_SPEC;
|
|
|
|
|
2001-09-06 04:06:12 +00:00
|
|
|
retval = devstat_selectdevs(&dev_select, &num_selected,
|
|
|
|
&num_selections, &select_generation, generation,
|
|
|
|
s1->dinfo->devices, num_devices, NULL, 0,
|
|
|
|
specified_devices, num_devices_specified,
|
|
|
|
select_mode, maxshowdevs, 0);
|
1998-09-15 08:16:45 +00:00
|
|
|
if (retval == -1)
|
|
|
|
err(1, "%s", devstat_errbuf);
|
|
|
|
else if (retval == 1)
|
|
|
|
return(2);
|
|
|
|
}
|
|
|
|
return(1);
|
|
|
|
}
|