1*86d7f5d3SJohn Marino /* $FreeBSD: src/share/examples/ses/srcs/chpmon.c,v 1.1 2000/02/29 05:44:16 mjacob Exp $ */
2*86d7f5d3SJohn Marino /* $DragonFly: src/share/examples/ses/srcs/chpmon.c,v 1.2 2003/06/17 04:36:58 dillon Exp $ */
3*86d7f5d3SJohn Marino /*
4*86d7f5d3SJohn Marino * Copyright (c) 2000 by Matthew Jacob
5*86d7f5d3SJohn Marino * All rights reserved.
6*86d7f5d3SJohn Marino *
7*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without
8*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions
9*86d7f5d3SJohn Marino * are met:
10*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright
11*86d7f5d3SJohn Marino * notice, this list of conditions, and the following disclaimer,
12*86d7f5d3SJohn Marino * without modification, immediately at the beginning of the file.
13*86d7f5d3SJohn Marino * 2. The name of the author may not be used to endorse or promote products
14*86d7f5d3SJohn Marino * derived from this software without specific prior written permission.
15*86d7f5d3SJohn Marino *
16*86d7f5d3SJohn Marino * Alternatively, this software may be distributed under the terms of the
17*86d7f5d3SJohn Marino * the GNU Public License ("GPL").
18*86d7f5d3SJohn Marino *
19*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20*86d7f5d3SJohn Marino * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21*86d7f5d3SJohn Marino * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22*86d7f5d3SJohn Marino * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
23*86d7f5d3SJohn Marino * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24*86d7f5d3SJohn Marino * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25*86d7f5d3SJohn Marino * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26*86d7f5d3SJohn Marino * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27*86d7f5d3SJohn Marino * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28*86d7f5d3SJohn Marino * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29*86d7f5d3SJohn Marino * SUCH DAMAGE.
30*86d7f5d3SJohn Marino *
31*86d7f5d3SJohn Marino * Matthew Jacob
32*86d7f5d3SJohn Marino * Feral Software
33*86d7f5d3SJohn Marino * mjacob@feral.com
34*86d7f5d3SJohn Marino */
35*86d7f5d3SJohn Marino #include <unistd.h>
36*86d7f5d3SJohn Marino #include <stdlib.h>
37*86d7f5d3SJohn Marino #include <stdio.h>
38*86d7f5d3SJohn Marino #include <fcntl.h>
39*86d7f5d3SJohn Marino #include <errno.h>
40*86d7f5d3SJohn Marino #include <sys/ioctl.h>
41*86d7f5d3SJohn Marino #include "ses.h"
42*86d7f5d3SJohn Marino
43*86d7f5d3SJohn Marino /*
44*86d7f5d3SJohn Marino * Continuously monitor all named SES devices
45*86d7f5d3SJohn Marino * and turn all but INFO enclosure status
46*86d7f5d3SJohn Marino * values into CRITICAL enclosure status.
47*86d7f5d3SJohn Marino */
48*86d7f5d3SJohn Marino #define BADSTAT \
49*86d7f5d3SJohn Marino (SES_ENCSTAT_UNRECOV|SES_ENCSTAT_CRITICAL|SES_ENCSTAT_NONCRITICAL)
50*86d7f5d3SJohn Marino int
main(a,v)51*86d7f5d3SJohn Marino main(a, v)
52*86d7f5d3SJohn Marino int a;
53*86d7f5d3SJohn Marino char **v;
54*86d7f5d3SJohn Marino {
55*86d7f5d3SJohn Marino int fd, delay, dev;
56*86d7f5d3SJohn Marino ses_encstat stat, *carray;
57*86d7f5d3SJohn Marino
58*86d7f5d3SJohn Marino if (a < 3) {
59*86d7f5d3SJohn Marino fprintf(stderr, "usage: %s polling-interval device "
60*86d7f5d3SJohn Marino "[ device ... ]\n", *v);
61*86d7f5d3SJohn Marino return (1);
62*86d7f5d3SJohn Marino }
63*86d7f5d3SJohn Marino delay = atoi(v[1]);
64*86d7f5d3SJohn Marino carray = malloc(a);
65*86d7f5d3SJohn Marino if (carray == NULL) {
66*86d7f5d3SJohn Marino perror("malloc");
67*86d7f5d3SJohn Marino return (1);
68*86d7f5d3SJohn Marino }
69*86d7f5d3SJohn Marino bzero((void *)carray, a);
70*86d7f5d3SJohn Marino
71*86d7f5d3SJohn Marino for (;;) {
72*86d7f5d3SJohn Marino for (dev = 2; dev < a; dev++) {
73*86d7f5d3SJohn Marino fd = open(v[dev], O_RDWR);
74*86d7f5d3SJohn Marino if (fd < 0) {
75*86d7f5d3SJohn Marino perror(v[dev]);
76*86d7f5d3SJohn Marino continue;
77*86d7f5d3SJohn Marino }
78*86d7f5d3SJohn Marino /*
79*86d7f5d3SJohn Marino * First clear any enclosure status, in case it is
80*86d7f5d3SJohn Marino * a latched status.
81*86d7f5d3SJohn Marino */
82*86d7f5d3SJohn Marino stat = 0;
83*86d7f5d3SJohn Marino if (ioctl(fd, SESIOC_SETENCSTAT, (caddr_t) &stat) < 0) {
84*86d7f5d3SJohn Marino fprintf(stderr, "%s: SESIOC_SETENCSTAT1: %s\n",
85*86d7f5d3SJohn Marino v[dev], strerror(errno));
86*86d7f5d3SJohn Marino (void) close(fd);
87*86d7f5d3SJohn Marino continue;
88*86d7f5d3SJohn Marino }
89*86d7f5d3SJohn Marino /*
90*86d7f5d3SJohn Marino * Now get the actual current enclosure status.
91*86d7f5d3SJohn Marino */
92*86d7f5d3SJohn Marino if (ioctl(fd, SESIOC_GETENCSTAT, (caddr_t) &stat) < 0) {
93*86d7f5d3SJohn Marino fprintf(stderr, "%s: SESIOC_GETENCSTAT: %s\n",
94*86d7f5d3SJohn Marino v[dev], strerror(errno));
95*86d7f5d3SJohn Marino (void) close(fd);
96*86d7f5d3SJohn Marino continue;
97*86d7f5d3SJohn Marino }
98*86d7f5d3SJohn Marino
99*86d7f5d3SJohn Marino if ((stat & BADSTAT) == 0) {
100*86d7f5d3SJohn Marino if (carray[dev]) {
101*86d7f5d3SJohn Marino fprintf(stdout, "%s: Clearing CRITICAL "
102*86d7f5d3SJohn Marino "condition\n", v[dev]);
103*86d7f5d3SJohn Marino carray[dev] = 0;
104*86d7f5d3SJohn Marino }
105*86d7f5d3SJohn Marino (void) close(fd);
106*86d7f5d3SJohn Marino continue;
107*86d7f5d3SJohn Marino }
108*86d7f5d3SJohn Marino carray[dev] = 1;
109*86d7f5d3SJohn Marino fprintf(stdout, "%s: Setting CRITICAL from:", v[dev]);
110*86d7f5d3SJohn Marino if (stat & SES_ENCSTAT_UNRECOV)
111*86d7f5d3SJohn Marino fprintf(stdout, " UNRECOVERABLE");
112*86d7f5d3SJohn Marino
113*86d7f5d3SJohn Marino if (stat & SES_ENCSTAT_CRITICAL)
114*86d7f5d3SJohn Marino fprintf(stdout, " CRITICAL");
115*86d7f5d3SJohn Marino
116*86d7f5d3SJohn Marino if (stat & SES_ENCSTAT_NONCRITICAL)
117*86d7f5d3SJohn Marino fprintf(stdout, " NONCRITICAL");
118*86d7f5d3SJohn Marino putchar('\n');
119*86d7f5d3SJohn Marino stat = SES_ENCSTAT_CRITICAL;
120*86d7f5d3SJohn Marino if (ioctl(fd, SESIOC_SETENCSTAT, (caddr_t) &stat) < 0) {
121*86d7f5d3SJohn Marino fprintf(stderr, "%s: SESIOC_SETENCSTAT 2: %s\n",
122*86d7f5d3SJohn Marino v[dev], strerror(errno));
123*86d7f5d3SJohn Marino }
124*86d7f5d3SJohn Marino (void) close(fd);
125*86d7f5d3SJohn Marino }
126*86d7f5d3SJohn Marino sleep(delay);
127*86d7f5d3SJohn Marino }
128*86d7f5d3SJohn Marino /* NOTREACHED */
129*86d7f5d3SJohn Marino }
130