bootscripts/blfs/init.d/random

   1 #!/bin/sh
   2 # Begin $rc_base/init.d/random
   3
   4 # Based on sysklogd script from LFS-3.1 and earlier.
   5 # Rewritten by Gerard Beekmans  - gerard@linuxfromscratch.org
   6 # Random script elements by Larry Lawrence
   7
   8 . /etc/sysconfig/rc
   9 . $rc_functions
  10
  11 case "$1" in
  12         start)
  13                 echo "Initializing kernel random number generator..."
  14                 if [ -f /var/tmp/random-seed ]; then
  15                         cat /var/tmp/random-seed >/dev/urandom
  16                 fi
  17                 dd if=/dev/urandom of=/var/tmp/random-seed count=1 &>/dev/null
  18                 evaluate_retval
  19                 ;;
  20
  21         stop)
  22                 echo "Saving random seed..."
  23                 dd if=/dev/urandom of=/var/tmp/random-seed count=1 &>/dev/null
  24                 evaluate_retval
  25                 ;;
  26
  27         *)
  28                 echo "Usage: $0 {start|stop}"
  29                 exit 1
  30                 ;;
  31 esac
  32
  33 # End $rc_base/init.d/random