Commit f33f7668 authored by Baruch Siach's avatar Baruch Siach Committed by Peter Korsgaard
Browse files

system/skeleton: don't use random-seed from a read-only fs 



A random-seed from a read-only filesystem is useless.

Also, drop the check for /etc/random-seed existence; it must exist after a
touch.

Signed-off-by: default avatarBaruch Siach <baruch@tkos.co.il>
Signed-off-by: default avatarPeter Korsgaard <peter@korsgaard.com>
parent ed0b44fd

system/skeleton/etc/init.d/S20urandom

+7 −10
Original line number Diff line number Diff line
@@ -11,22 +11,19 @@ 


case "$1" in

	start|"")

		# check for read only file system

		if ! touch /etc/random-seed 2>/dev/null

		then

			echo "read-only file system detected...done"

			exit

		fi

		if [ "$VERBOSE" != no ]

		then

			echo -n "Initializing random number generator... "

		fi

		# Load and then save 512 bytes,

		# which is the size of the entropy pool

		if [ -f /etc/random-seed ]

		then

		cat /etc/random-seed >/dev/urandom

		fi

		# check for read only file system

		if ! touch /etc/random-seed 2>/dev/null

		then

			echo "read-only file system detected...done"

			exit

		fi

		rm -f /etc/random-seed

		umask 077

		dd if=/dev/urandom of=/etc/random-seed count=1 \