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Diffstat (limited to 'share/examples/ses/srcs/chpmon.c')
-rw-r--r-- | share/examples/ses/srcs/chpmon.c | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/share/examples/ses/srcs/chpmon.c b/share/examples/ses/srcs/chpmon.c new file mode 100644 index 000000000000..1b537c7ba11e --- /dev/null +++ b/share/examples/ses/srcs/chpmon.c @@ -0,0 +1,128 @@ +/* $FreeBSD$ */ +/* + * Copyright (c) 2000 by Matthew Jacob + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions, and the following disclaimer, + * without modification, immediately at the beginning of the file. + * 2. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * Alternatively, this software may be distributed under the terms of the + * the GNU Public License ("GPL"). + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * Matthew Jacob + * Feral Software + * mjacob@feral.com + */ +#include <unistd.h> +#include <stdlib.h> +#include <stdio.h> +#include <fcntl.h> +#include <errno.h> +#include <sys/ioctl.h> +#include "ses.h" + +/* + * Continuously monitor all named SES devices + * and turn all but INFO enclosure status + * values into CRITICAL enclosure status. + */ +#define BADSTAT \ + (SES_ENCSTAT_UNRECOV|SES_ENCSTAT_CRITICAL|SES_ENCSTAT_NONCRITICAL) +int +main(a, v) + int a; + char **v; +{ + int fd, delay, dev; + ses_encstat stat, *carray; + + if (a < 3) { + fprintf(stderr, "usage: %s polling-interval device " + "[ device ... ]\n", *v); + return (1); + } + delay = atoi(v[1]); + carray = malloc(a); + if (carray == NULL) { + perror("malloc"); + return (1); + } + bzero((void *)carray, a); + + for (;;) { + for (dev = 2; dev < a; dev++) { + fd = open(v[dev], O_RDWR); + if (fd < 0) { + perror(v[dev]); + continue; + } + /* + * First clear any enclosure status, in case it is + * a latched status. + */ + stat = 0; + if (ioctl(fd, SESIOC_SETENCSTAT, (caddr_t) &stat) < 0) { + fprintf(stderr, "%s: SESIOC_SETENCSTAT1: %s\n", + v[dev], strerror(errno)); + (void) close(fd); + continue; + } + /* + * Now get the actual current enclosure status. + */ + if (ioctl(fd, SESIOC_GETENCSTAT, (caddr_t) &stat) < 0) { + fprintf(stderr, "%s: SESIOC_GETENCSTAT: %s\n", + v[dev], strerror(errno)); + (void) close(fd); + continue; + } + + if ((stat & BADSTAT) == 0) { + if (carray[dev]) { + fprintf(stdout, "%s: Clearing CRITICAL " + "condition\n", v[dev]); + carray[dev] = 0; + } + (void) close(fd); + continue; + } + carray[dev] = 1; + fprintf(stdout, "%s: Setting CRITICAL from:", v[dev]); + if (stat & SES_ENCSTAT_UNRECOV) + fprintf(stdout, " UNRECOVERABLE"); + + if (stat & SES_ENCSTAT_CRITICAL) + fprintf(stdout, " CRITICAL"); + + if (stat & SES_ENCSTAT_NONCRITICAL) + fprintf(stdout, " NONCRITICAL"); + putchar('\n'); + stat = SES_ENCSTAT_CRITICAL; + if (ioctl(fd, SESIOC_SETENCSTAT, (caddr_t) &stat) < 0) { + fprintf(stderr, "%s: SESIOC_SETENCSTAT 2: %s\n", + v[dev], strerror(errno)); + } + (void) close(fd); + } + sleep(delay); + } + /* NOTREACHED */ +} |