+#!/bin/bash
+
+# Create the host keys for the OpenSSH server.
+#
+
+# Some functions to make the below more readable
+KEYGEN=/usr/bin/ssh-keygen
+RSA1_KEY=/etc/ssh/ssh_host_key
+RSA_KEY=/etc/ssh/ssh_host_rsa_key
+DSA_KEY=/etc/ssh/ssh_host_dsa_key
+
+do_rsa1_keygen() {
+ if [ ! -s $RSA1_KEY ]; then
+ rm -f $RSA1_KEY
+ if test ! -f $RSA1_KEY && $KEYGEN -q -t rsa1 -f $RSA1_KEY -C '' -N '' >&/dev/null; then
+ chgrp ssh_keys $RSA1_KEY
+ chmod 600 $RSA1_KEY
+ chmod 644 $RSA1_KEY.pub
+ if [ -x /sbin/restorecon ]; then
+ /sbin/restorecon $RSA1_KEY.pub
+ fi
+ else
+ exit 1
+ fi
+ fi
+}
+
+do_rsa_keygen() {
+ if [ ! -s $RSA_KEY ]; then
+ rm -f $RSA_KEY
+ if test ! -f $RSA_KEY && $KEYGEN -q -t rsa -f $RSA_KEY -C '' -N '' >&/dev/null; then
+ chgrp ssh_keys $RSA_KEY
+ chmod 600 $RSA_KEY
+ chmod 644 $RSA_KEY.pub
+ if [ -x /sbin/restorecon ]; then
+ /sbin/restorecon $RSA_KEY.pub
+ fi
+ else
+ exit 1
+ fi
+ fi
+}
+
+do_dsa_keygen() {
+ if [ ! -s $DSA_KEY ]; then
+ rm -f $DSA_KEY
+ if test ! -f $DSA_KEY && $KEYGEN -q -t dsa -f $DSA_KEY -C '' -N '' >&/dev/null; then
+ chgrp ssh_keys $DSA_KEY
+ chmod 600 $DSA_KEY
+ chmod 644 $DSA_KEY.pub
+ if [ -x /sbin/restorecon ]; then
+ /sbin/restorecon $DSA_KEY.pub
+ fi
+ else
+ exit 1
+ fi
+ fi
+}
+
+# Create keys
+do_rsa_keygen
+do_rsa1_keygen
+do_dsa_keygen