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Add -c option to sesd to make it clear enclosure status after reading it

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in case if it is not permanent and was fixed.
This commit is contained in:
Alexander Motin 2012-11-06 00:22:33 +00:00
parent 23ec103f3f
commit 3364718004
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=242638
2 changed files with 38 additions and 22 deletions
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7
share/examples/ses/sesd/sesd.0
View File

@ -31,7 +31,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd February 21, 2000
.Dd November 5, 2012
.Dt SESD 8
.Os
.Sh NAME
@ -39,6 +39,7 @@
.Nd monitor SCSI Environmental Services Devices
.Sh SYNOPSIS
.Nm
.Op Fl c
.Op Fl d
.Op Fl t Ar poll-interval
.Ar device
@ -57,7 +58,9 @@ poll each device for a change in state.
.Pp
The following options may be used:
.Bl -tag -width Ds
.It Fl p Ar poll-interval
.It Fl c
Try to clear enclosure status after read.
.It Fl t Ar poll-interval
Change the interval of polling from the default 30 seconds to the number
of seconds specified.
.It Fl d

53
share/examples/ses/srcs/sesd.c
View File

@ -40,6 +40,7 @@
#include <errno.h>
#include <string.h>
#include <syslog.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <cam/scsi/scsi_all.h>
#include <cam/scsi/scsi_enc.h>
@ -55,29 +56,33 @@ int
main(int a, char **v)
{
static const char *usage =
"usage: %s [ -d ] [ -t pollinterval ] device [ device ]\n";
int fd, polltime, dev, devbase, nodaemon;
encioc_enc_status_t stat, *carray;
"usage: %s [ -c ] [ -d ] [ -t pollinterval ] device [ device ]\n";
int fd, polltime, dev, nodaemon, clear, c;
encioc_enc_status_t stat, nstat, *carray;
if (a < 2) {
fprintf(stderr, usage, *v);
return (1);
}
devbase = 1;
if (strcmp(v[1], "-d") == 0) {
nodaemon = 1;
devbase++;
} else {
nodaemon = 0;
}
if (a > 2 && strcmp(v[2], "-t") == 0) {
devbase += 2;
polltime = atoi(v[3]);
} else {
polltime = 30;
nodaemon = 0;
polltime = 30;
clear = 0;
while ((c = getopt(a, v, "cdt:")) != -1) {
switch (c) {
case 'c':
clear = 1;
break;
case 'd':
nodaemon = 1;
break;
case 't':
polltime = atoi(optarg);
break;
default:
fprintf(stderr, usage, *v);
return (1);
}
}
carray = malloc(a);
@ -85,13 +90,13 @@ main(int a, char **v)
perror("malloc");
return (1);
}
for (dev = devbase; dev < a; dev++)
for (dev = optind; dev < a; dev++)
carray[dev] = (encioc_enc_status_t) -1;
/*
* Check to make sure we can open all devices
*/
for (dev = devbase; dev < a; dev++) {
for (dev = optind; dev < a; dev++) {
fd = open(v[dev], O_RDWR);
if (fd < 0) {
perror(v[dev]);
@ -115,7 +120,7 @@ main(int a, char **v)
}
for (;;) {
for (dev = devbase; dev < a; dev++) {
for (dev = optind; dev < a; dev++) {
fd = open(v[dev], O_RDWR);
if (fd < 0) {
syslog(LOG_ERR, "%s: %m", v[dev]);
@ -131,6 +136,14 @@ main(int a, char **v)
(void) close(fd);
continue;
}
if (stat != 0 && clear) {
nstat = 0;
if (ioctl(fd, ENCIOC_SETENCSTAT,
(caddr_t) &nstat) < 0) {
syslog(LOG_ERR,
"%s: ENCIOC_SETENCSTAT- %m", v[dev]);
}
}
(void) close(fd);
if (stat == carray[dev])