koji_build: add new template file

Signed-off-by: Kevin Fenzi <kevin@scrye.com>

roles/koji_builder/templates/osbuildapi-update.sh

@@ -0,0 +1,18 @@
+#!/bin/bash
+
+/usr/sbin/ipset create osbuildapi hash:ip >& /dev/null
+
+{% if env == 'staging' %}
+RESOLVEQUERY=`resolvectl --cache=no --legend=no query api.stage.openshift.com 2> /dev/null`         
+{% else %}
+RESOLVEQUERY=`resolvectl --cache=no --legend=no query api.openshift.com 2> /dev/null`         
+{% endif %}
+test $? -eq 0 || exit $?
+
+NEWIPS=`echo $RESOLVEQUERY | grep link | awk '{print $2 " " $6}' | sort -n`                         
+
+/usr/sbin/ipset flush osbuildapi
+for j in $NEWIPS
+do
+     /usr/sbin/ipset add osbuildapi $j
+done