bin/cpdup/scripts/do_cleanup

   1 #!/bin/csh
   2 #
   3 # $DragonFly: src/bin/cpdup/scripts/do_cleanup,v 1.1 2006/09/16 21:57:10 dillon Exp $
   4
   5 source params
   6
   7 if ( "$argv" == "" ) then
   8         echo "./do_cleanup percentage"
   9         exit 1
  10 endif
  11
  12 set full = $argv[1]
  13
  14 while (1)
  15     set dcap = `df -i $cleaning_path | tail -1 | awk '{ print $5; }' | sed -e 's/%//'`
  16     set icap = `df -i $cleaning_path | tail -1 | awk '{ print $8; }' | sed -e 's/%//'`
  17     echo "space $dcap/$full inodes $icap/$full"
  18
  19     if ( $dcap < $full && $icap < $full ) then
  20         break
  21     endif
  22
  23     foreach i ( ${backup_nfs}/* )
  24         set host = ${i:t}
  25         if ( ! -d $backup_nfs/$host ) then
  26             continue
  27         endif
  28         set curbackup = `readlink $cleaning_path/mirrors/$host`
  29         foreach item ( `ls -1da $cleaning_path/mirrors/$host.*` )
  30             if ( ! -d $item ) then
  31                 continue
  32             endif
  33             if ( "${item:t}" == "$curbackup" ) then
  34                 continue
  35             endif
  36             echo "Removing $item"
  37             # for safety, use a full path and do not rely on item's path
  38             #
  39             rm -rf $cleaning_path/mirrors/${item:t}
  40             break
  41         end
  42     end
  43
  44     # let the fs catch up and update the df info
  45     #
  46     sync
  47     sync
  48     foreach benice ( 1 2 3 4 5 )
  49         sync
  50         sleep 5
  51     end
  52     sync
  53     sync
  54 end