1 files changed, 68 insertions, 0 deletions
diff --git a/setup-nsssysinit.sh b/setup-nsssysinit.sh
new file mode 100644
index 0000000..8e1f5f7
--- /dev/null
+++ b/setup-nsssysinit.sh
@@ -0,0 +1,68 @@
+#!/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