Pass BatchMode=yes option to ssh

Should help fail quickly in case of network issues.  Remove the
PreferredAuthentications setting which becomes redundant.

Signed-off-by: Julien Cristau <jcristau@debian.org>

diff --git a/ud-replicate b/ud-replicate
index db384e3..869d65a 100755 (executable)
--- a/ud-replicate
+++ b/ud-replicate
@@ -74,7 +74,7 @@ if [ -e /var/lib/misc/thishost/dns-zone ]; then
   cp /var/lib/misc/thishost/dns-zone $tempfile2
 fi
 
-rsync ${verbose} --delete-after --times -e 'ssh -i /etc/ssh/ssh_host_rsa_key -o PreferredAuthentications=publickey' -rp "${udhost}/var/cache/userdir-ldap/hosts/$HOST" .
+rsync ${verbose} --delete-after --times -e 'ssh -i /etc/ssh/ssh_host_rsa_key -o BatchMode=yes' -rp "${udhost}/var/cache/userdir-ldap/hosts/$HOST" .
 
 makedb "$HOST/passwd.tdb" -o passwd.db.t
 if [ -s "$HOST/shadow.tdb" ]