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