add script add_to_rooter.sh

rooter/add_to_rooter.sh

+#!/bin/sh
+
+fatal()
+{
+	echo "Error: $@" >&2
+	exit 1
+}
+
+
+USER=$1
+
+SSHKEY=$(./get_ssh_pubkey.sh $1)
+[ -n "$SSHKEY" ] || fatal
+
+echo "no-port-forwarding,no-X11-forwarding,no-agent-forwarding $SSHKEY" >>/home/rooter/.ssh/authorized_keys
+echo "Done"