1 /* $FreeBSD$ */
2 /*
3 * Copyright (c) 2000 by Matthew Jacob
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
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.
14 *
15 * Alternatively, this software may be distributed under the terms of the
16 * the GNU Public License ("GPL").
17 *
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
28 * SUCH DAMAGE.
29 *
30 * Matthew Jacob
31 * Feral Software
32 * mjacob@feral.com
33 */
34 #include <unistd.h>
35 #include <stdlib.h>
36 #include <stdio.h>
37 #include <fcntl.h>
38 #include <errno.h>
39 #include <sys/ioctl.h>
40 #include "ses.h"
41
42 /*
43 * Continuously monitor all named SES devices
44 * and turn all but INFO enclosure status
45 * values into CRITICAL enclosure status.
46 */
47 #define BADSTAT \
48 (SES_ENCSTAT_UNRECOV|SES_ENCSTAT_CRITICAL|SES_ENCSTAT_NONCRITICAL)
49 int
main(int a,char ** v)50 main(int a, char **v)
51 {
52 int fd, delay, dev;
53 ses_encstat stat, *carray;
54
55 if (a < 3) {
56 fprintf(stderr, "usage: %s polling-interval device "
57 "[ device ... ]\n", *v);
58 return (1);
59 }
60 delay = atoi(v[1]);
61 carray = malloc(a);
62 if (carray == NULL) {
63 perror("malloc");
64 return (1);
65 }
66 bzero((void *)carray, a);
67
68 for (;;) {
69 for (dev = 2; dev < a; dev++) {
70 fd = open(v[dev], O_RDWR);
71 if (fd < 0) {
72 perror(v[dev]);
73 continue;
74 }
75 /*
76 * First clear any enclosure status, in case it is
77 * a latched status.
78 */
79 stat = 0;
80 if (ioctl(fd, SESIOC_SETENCSTAT, (caddr_t) &stat) < 0) {
81 fprintf(stderr, "%s: SESIOC_SETENCSTAT1: %s\n",
82 v[dev], strerror(errno));
83 (void) close(fd);
84 continue;
85 }
86 /*
87 * Now get the actual current enclosure status.
88 */
89 if (ioctl(fd, SESIOC_GETENCSTAT, (caddr_t) &stat) < 0) {
90 fprintf(stderr, "%s: SESIOC_GETENCSTAT: %s\n",
91 v[dev], strerror(errno));
92 (void) close(fd);
93 continue;
94 }
95
96 if ((stat & BADSTAT) == 0) {
97 if (carray[dev]) {
98 fprintf(stdout, "%s: Clearing CRITICAL "
99 "condition\n", v[dev]);
100 carray[dev] = 0;
101 }
102 (void) close(fd);
103 continue;
104 }
105 carray[dev] = 1;
106 fprintf(stdout, "%s: Setting CRITICAL from:", v[dev]);
107 if (stat & SES_ENCSTAT_UNRECOV)
108 fprintf(stdout, " UNRECOVERABLE");
109
110 if (stat & SES_ENCSTAT_CRITICAL)
111 fprintf(stdout, " CRITICAL");
112
113 if (stat & SES_ENCSTAT_NONCRITICAL)
114 fprintf(stdout, " NONCRITICAL");
115 putchar('\n');
116 stat = SES_ENCSTAT_CRITICAL;
117 if (ioctl(fd, SESIOC_SETENCSTAT, (caddr_t) &stat) < 0) {
118 fprintf(stderr, "%s: SESIOC_SETENCSTAT 2: %s\n",
119 v[dev], strerror(errno));
120 }
121 (void) close(fd);
122 }
123 sleep(delay);
124 }
125 /* NOTREACHED */
126 }
127