#!/bin/sh
#
# Turns on or off the nss-sysinit module db by editing the
# global PKCS #11 congiguration file. Displays the status.
#
# This script can be invoked by the user as super user.
# It is invoked at nss-sysinit post install time with argument on.
#
usage()
{
cat <<EOF
Usage: setup-nsssysinit [on|off]
on - turns on nsssysinit
off - turns off nsssysinit
status - reports whether nsssysinit is turned on or off
EOF
exit $1
}
# validate
if [ $# -eq 0 ]; then
usage 1 1>&2
fi
# the system-wide configuration file
p11conf="/etc/pki/nssdb/pkcs11.txt"
# must exist, otherwise report it and exit with failure
if [ ! -f $p11conf ]; then
echo "Could not find ${p11conf}"
exit 1
fi
# check if nsssysinit is currently enabled or disabled
sysinit_enabled()
{
grep -q '^library=libnsssysinit' ${p11conf}
}
umask 022
case "$1" in
on | ON )
if sysinit_enabled; then
exit 0
fi
cat ${p11conf} | \
sed -e 's/^library=$/library=libnsssysinit.so/' \
-e '/^NSS/s/\(Flags=internal\)\(,[^m]\)/\1,moduleDBOnly\2/' > \
${p11conf}.on
mv ${p11conf}.on ${p11conf}
;;
off | OFF )
if ! sysinit_enabled; then
exit 0
fi
cat ${p11conf} | \
sed -e 's/^library=libnsssysinit.so/library=/' \
-e '/^NSS/s/Flags=internal,moduleDBOnly/Flags=internal/' > \
${p11conf}.off
mv ${p11conf}.off ${p11conf}
;;
status )
echo -n 'NSS sysinit is '
sysinit_enabled && echo 'enabled' || echo 'disabled'
;;
* )
usage 1 1>&2
;;
esac
Mini Shell