use ssh-keygen -A for openssh host key generation
openssh smf method script should use /bin/sh
It's probably not a good idea to source smf_include from a different
shell than what it was written for.
don't depend on pidfiles in openssh refresh
generate ed25519 host keys for openssh

@@ -1,36 +1,21 @@
-#!/bin/bash
+#!/bin/sh
 
 # SMF method script for OpenSSH server
 # Copyright 2013 OmniTI Computer Consulting, Inc.  All rights reserved.
 # Use is subject to license terms.
 #
 
 . /lib/svc/share/smf_include.sh
 
 CONFDIR=/etc/ssh
-PIDFILE=/var/run/sshd.pid
 
-create_host_key() {
-    TYPE=$1
-    FILE=$2
-    /usr/bin/ssh-keygen -t $TYPE -N '' -f $FILE || \
-        exit $SMF_EXIT_ERR_CONFIG
-}
+[ -x /usr/sbin/sshd ] || exit $SMF_EXIT_ERR_FATAL
 
-[[ -x /usr/sbin/sshd ]] || exit $SMF_EXIT_ERR_FATAL
-
 case $1 in
     "start")
-        [[ -f $CONFDIR/ssh_host_dsa_key ]] || create_host_key dsa $CONFDIR/ssh_host_dsa_key
-        [[ -f $CONFDIR/ssh_host_rsa_key ]] || create_host_key rsa $CONFDIR/ssh_host_rsa_key
-        [[ -f $CONFDIR/ssh_host_ecdsa_key ]] || create_host_key ecdsa $CONFDIR/ssh_host_ecdsa_key
+        /usr/bin/ssh-keygen -A || exit $SMF_EXIT_ERR_FATAL
         /usr/sbin/sshd
         ;;
-    "restart")
-        if [[ -f $PIDFILE ]]; then
-            /usr/bin/kill -HUP `/usr/bin/cat $PIDFILE`
-        fi
-        ;;
 esac        
 
 exit $SMF_EXIT_OK