bootscripts/lfs/init.d/cleanfs

   1 #!/bin/sh
   2 # Begin $rc_base/init.d/cleanfs - Clean file system
   3
   4 # Written by Gerard Beekmans  - gerard@linuxfromscratch.org
   5
   6 . /etc/sysconfig/rc
   7 . $rc_functions
   8
   9 # Function to create files/directory on boot.
  10 create_files() {
  11         # Read in the configuration file.
  12         exec 9>&0 < /etc/sysconfig/createfiles
  13                 while read name type perm usr grp dtype maj min junk ; do
  14
  15                         # Ignore comments and blank lines.
  16                         case "$name" in
  17                                 ""|\#*) continue ;;
  18                         esac
  19
  20                         # Ignore existing files.
  21                         if [ ! -e "$name" ]; then
  22                                 # Create stuff based on its type.
  23                                 case "$type" in
  24                                         dir)    mkdir "$name"   ;;
  25                                         file)   :> "$name"      ;;
  26                                         dev)    case "$dtype" in
  27                                                 char)   mknod "$name" c $maj $min       ;;
  28                                                 block)  mknod "$name" b $maj $min       ;;
  29                                                 pipe)   mknod "$name" p                 ;;
  30                                                 esac            ;;
  31                                         *)      echo "Unknown type: $type" >&2
  32                                                 continue        ;;
  33                                 esac
  34
  35                                 # Set up the permissions, too.
  36                                 chown $usr:$grp "$name"
  37                                 chmod $perm "$name"
  38                         fi
  39                 done
  40         exec 0>&9 9>&-
  41 }
  42
  43 case "$1" in
  44         start)
  45                 echo "Removing /var/run/* and /var/lock/*"
  46                 rm -rf /var/run/* /var/lock/*
  47                 evaluate_retval
  48
  49                 echo "Creating new /var/run/utmp..."
  50                 > /var/run/utmp && chmod 644 /var/run/utmp
  51                 evaluate_retval
  52
  53                 echo "Removing possible /etc/nologin /fastboot and /forcefsck..."
  54                 rm -f /etc/nologin /fastboot /forcefsck
  55                 evaluate_retval
  56
  57                 echo "Removing /tmp/*"
  58                 find /tmp -xdev -mindepth 1 -depth ! -path '/tmp/lost+found*' \
  59                   -exec rm -rf {} \;
  60                 evaluate_retval
  61
  62                 if [ -r /etc/sysconfig/createfiles ]; then
  63                         echo "Creating files and directories..."
  64                         create_files
  65                         evaluate_retval
  66                 fi
  67                 ;;
  68         *)
  69                 echo "Usage: $0 {start}"
  70                 exit 1
  71                 ;;
  72 esac
  73
  74 # End $rc_base/init.d/cleanfs