On Thu, Sep 24, 2015 at 04:07:18PM +0200, Petter Reinholdtsen wrote: > > Please submit the patch as a bug report to make sure it is not > forgotten. Will do so, but first... > It would be great if it could be rewritten as perl instead of calling > external programs. Works for me, but might be smarter; please check it: --- a/debian-edu-fsautoresize 2015-09-20 14:11:49.000000000 +0200 +++ b/debian-edu-fsautoresize 2015-09-25 11:34:51.859501842 +0200 @@ -14,6 +14,7 @@ use Getopt::Std; use Sys::Syslog qw(openlog syslog closelog LOG_NOTICE); +use File::Basename; # Using this module (instead of Filesys::DiskSpace) to get a version # providing the device size, and not only free and used. @@ -194,6 +195,13 @@ chomp; my @f = split(/\s+/); my $device = $f[0]; + # Always use mapper names instead of kernel ones. + if (index ($f[0], "/dev/dm-") != -1) { + for my $mapdevice (glob "/dev/mapper/*") { + my $dmdevice = basename(readlink $mapdevice) if -l $mapdevice; + $device = $mapdevice if defined($dmdevice) && $dmdevice =~ basename($f[0]); + } + } my $mountpoint = $f[1]; my $typename = $f[2]; next unless (exists $fsops{$typename}); Wolfgang
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