etcd:
- charm: "./{{ ubuntu.release }}/etcd"
+ charm: "cs:~containers/etcd"
+{% if k8.feature.loadbalancer %}
+ num_units: 3
+{% else %}
num_units: 1
+{% endif %}
to:
+{% if k8.feature.loadbalancer %}
+{% for unit_id in to_select() %}
+ - "nodes/{{ unit_id }}"
+{% endfor %}
+{% else %}
- "nodes/0"
+{% endif %}