Bug#500192: patch based of gentoo's

[Daniel Black <daniel.black@cloudcentral.com.au>]

--
Daniel Black
Cloud Central
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Email: daniel@cloudcentral.com.au

--- /etc/init.d/ssh.orig	2010-02-11 18:27:46.000000000 +1100
+++ /etc/init.d/ssh	2010-02-11 18:32:16.000000000 +1100
@@ -57,6 +57,17 @@
     fi
 }
 
+check_ssh_host_key() {
+    if [ ! -e /etc/ssh/ssh_host_key ]; then
+         /usr/bin/ssh-keygen -t rsa1 -f /etc/ssh/ssh_host_key -N '' || exit 1
+    fi
+    if [ ! -e /etc/ssh/ssh_host_dsa_key ]; then
+         /usr/bin/ssh-keygen -t dsa -f /etc/ssh/ssh_host_dsa_key -N '' || exit 1
+    fi
+    if [ ! -e /etc/ssh/ssh_host_rsa_key ]; then
+         /usr/bin/ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N '' || exit 1
+    fi
+}
 check_privsep_dir() {
     # Create the PrivSep empty dir if necessary
     if [ ! -d /var/run/sshd ]; then
@@ -75,6 +86,7 @@
 
 case "$1" in
   start)
+        check_ssh_host_key
 	check_privsep_dir
 	check_for_no_start
 	check_dev_null