# Get service config
[ -f /etc/sysconfig/sshd ] && . /etc/sysconfig/sshd
-# generate new keys with empty passwords if they do not exist
-if [ ! -f /etc/ssh/ssh_host_key -o ! -s /etc/ssh/ssh_host_key ]; then
- /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key -N '' >&2
- chmod 600 /etc/ssh/ssh_host_key
- [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_key
-fi
-if [ ! -f /etc/ssh/ssh_host_rsa_key -o ! -s /etc/ssh/ssh_host_rsa_key ]; then
- /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N '' >&2
- chmod 600 /etc/ssh/ssh_host_rsa_key
- [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_rsa_key
-fi
-if [ ! -f /etc/ssh/ssh_host_dsa_key -o ! -s /etc/ssh/ssh_host_dsa_key ]; then
- /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N '' >&2
- chmod 600 /etc/ssh/ssh_host_dsa_key
- [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_dsa_key
-fi
-if [ ! -f /etc/ssh/ssh_host_ecdsa_key -o ! -s /etc/ssh/ssh_host_ecdsa_key ]; then
- /usr/bin/ssh-keygen -t ecdsa -f /etc/ssh/ssh_host_ecdsa_key -N '' >&2
- chmod 600 /etc/ssh/ssh_host_ecdsa_key
- [ -x /sbin/restorecon ] && /sbin/restorecon /etc/ssh/ssh_host_ecdsa_key
-fi # ecdsa
+# generate new key with empty password if it does not exist
+ssh_gen_key() {
+ local type="$1" keyfile="$2"
+
+ test -s $keyfile && return
-exit 0
+ /usr/bin/ssh-keygen -t $type -f $keyfile -N '' >&2
+ chmod 600 $keyfile
+ [ ! -x /sbin/restorecon ] || /sbin/restorecon $keyfile
+}
+
+# generate new keys with empty passwords if they do not exist
+ssh_gen_key ed25519 /etc/ssh/ssh_host_ed25519_key
+ssh_gen_key ecdsa /etc/ssh/ssh_host_ecdsa_key
+ssh_gen_key rsa /etc/ssh/ssh_host_rsa_key
+ssh_gen_key dsa /etc/ssh/ssh_host_dsa_key