Files
bpfire/src/scripts/hddshutdown
Arne Fitzenreiter 965f45472d Move hddshutdown status from /tmp to /var/run
tmp is now again on harddisk
2008-10-08 23:19:01 +02:00

62 lines
1.9 KiB
Perl

#!/usr/bin/perl
#
# IPFire HDD Shutdown state reader
#
# This code is distributed under the terms of the GPL
#
# 18.09.2007 Maniacikarus - IPFire.org - maniacikarus@ipfire.org
# 22.09.2007 Arne_F - fitzenreiter.de - arne@fitzenreiter.de
# begin
my @devices = `kudzu -qps -c HD | grep device: | cut -d" " -f2 | sort | uniq`;
my $diskstats = "";
my $newdiskstats = "";
my $debug = 1;
my $status = "";
if ($debug){print "### Searching for available Disks ###\n";}
foreach (@devices){
chomp $_;
my @array = split(/\//,$_);
$diskstats = `cat /var/run/hddstats-$array[$#array]`;
chomp $diskstats;
$newdiskstats = `iostat -d -t $_ | tail -2 | head -1 | awk '{ print \$5","\$6}'`;
chomp $newdiskstats;
$status = `hdparm -C /dev/$_ | tail -1 | cut -d: -f2`;
chomp $status;
if ($debug){print "Device ".$_." IDE Power status:".$status."\n";}
if (-e "/var/run/hddshutdown-$array[$#array]" && $status !~/standby/)
{
if ($debug){print "Remove wrong standby marking\n";}
if ( -e "/var/run/hddshutdown-$array[$#array]" ) { system("unlink /var/run/hddshutdown-$array[$#array]"); }
}
if ($debug){print "Device ".$_." has ".$newdiskstats." write and read Requests, was ".$diskstats." at last run.\n";}
if ($diskstats eq $newdiskstats && (! -e "/var/run/hddshutdown-$array[$#array]") )
{
if ($debug){print "Setting Device ".$_." to standby ... ";}
$status = `hdparm -y /dev/$_ 2>&1`;
chomp $status;
if ($status !~/Invalid/)
{
if ($debug){print "OK\n";}
system("touch /var/run/hddshutdown-$array[$#array]");
}
else
{
if ($debug){print "FAIL\n";}
}
}
if ($diskstats ne $newdiskstats)
{
if ($debug){print "Device ".$_." is active.\n";}
if ( -e "/var/run/hddshutdown-$array[$#array]" ) { system("unlink /var/run/hddshutdown-$array[$#array]"); }
}
system("echo $newdiskstats > /var/run/hddstats-$array[$#array]");
}
# end