3 * Copyright (c) 2000 by Matthew Jacob
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions, and the following disclaimer,
11 * without modification, immediately at the beginning of the file.
12 * 2. The name of the author may not be used to endorse or promote products
13 * derived from this software without specific prior written permission.
15 * Alternatively, this software may be distributed under the terms of the
16 * the GNU Public License ("GPL").
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44 #include <sys/ioctl.h>
45 #include <cam/scsi/scsi_all.h>
46 #include <cam/scsi/scsi_enc.h>
48 #define ALLSTAT (SES_ENCSTAT_UNRECOV | SES_ENCSTAT_CRITICAL | \
49 SES_ENCSTAT_NONCRITICAL | SES_ENCSTAT_INFO)
52 * Monitor named SES devices and note (via syslog) any changes in status.
58 static const char *usage =
59 "usage: %s [ -c ] [ -d ] [ -t pollinterval ] device [ device ]\n";
60 int fd, polltime, dev, nodaemon, clear, c;
61 encioc_enc_status_t stat, nstat, *carray;
64 fprintf(stderr, usage, *v);
71 while ((c = getopt(a, v, "cdt:")) != -1) {
80 polltime = atoi(optarg);
83 fprintf(stderr, usage, *v);
93 for (dev = optind; dev < a; dev++)
94 carray[dev] = (encioc_enc_status_t) -1;
97 * Check to make sure we can open all devices
99 for (dev = optind; dev < a; dev++) {
100 fd = open(v[dev], O_RDWR);
105 if (ioctl(fd, ENCIOC_INIT, NULL) < 0) {
106 fprintf(stderr, "%s: ENCIOC_INIT fails- %s\n",
107 v[dev], strerror(errno));
113 if (daemon(0, 0) < 0) {
117 openlog("sesd", LOG_CONS, LOG_USER);
119 openlog("sesd", LOG_CONS|LOG_PERROR, LOG_USER);
123 for (dev = optind; dev < a; dev++) {
124 fd = open(v[dev], O_RDWR);
126 syslog(LOG_ERR, "%s: %m", v[dev]);
131 * Get the actual current enclosure status.
133 if (ioctl(fd, ENCIOC_GETENCSTAT, (caddr_t) &stat) < 0) {
135 "%s: ENCIOC_GETENCSTAT- %m", v[dev]);
139 if (stat != 0 && clear) {
141 if (ioctl(fd, ENCIOC_SETENCSTAT,
142 (caddr_t) &nstat) < 0) {
144 "%s: ENCIOC_SETENCSTAT- %m", v[dev]);
149 if (stat == carray[dev])
153 if ((stat & ALLSTAT) == 0) {
155 "%s: Enclosure Status OK", v[dev]);
157 if (stat & SES_ENCSTAT_INFO) {
159 "%s: Enclosure Has Information", v[dev]);
161 if (stat & SES_ENCSTAT_NONCRITICAL) {
163 "%s: Enclosure Non-Critical", v[dev]);
165 if (stat & SES_ENCSTAT_CRITICAL) {
167 "%s: Enclosure Critical", v[dev]);
169 if (stat & SES_ENCSTAT_UNRECOV) {
171 "%s: Enclosure Unrecoverable", v[dev]);