Wait for attworkflowdriver serviceinstance before declaring success

Change-Id: I5e89d08b6cf80b3c679852fb7875516866d381bc
diff --git a/seba-in-a-box/Makefile b/seba-in-a-box/Makefile
index e14d7a9..84e3858 100644
--- a/seba-in-a-box/Makefile
+++ b/seba-in-a-box/Makefile
@@ -154,6 +154,7 @@
 		sleep 5; \
 	done
 	http -a karaf:karaf --ignore-stdin POST http://127.0.0.1:30120/onos/v1/configuration/org.opencord.olt.impl.Olt defaultVlan=65535
+	timeout 60s bash -c "until http -a admin@opencord.org:letmein GET http://127.0.0.1:30001/xosapi/v1/att-workflow-driver/attworkflowdriverserviceinstances |jq '.items[0].authentication_state'|grep AWAITING; do echo 'waiting for att-workflow-driver to be in AWAITING state'; sleep 5; done"
 	touch $@
 	echo "SEBA-in-a-Box installation finished!"