User etcd node ip in initial cluster

roles/etcd/templates/etcd2-environment.j2

@@ -8,7 +8,7 @@ ETCD_DATA_DIR="/var/lib/etcd2"
 {% endfor %}
 ETCD_ADVERTISE_CLIENT_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2379"
 ETCD_INITIAL_ADVERTISE_PEER_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address)  }}:2380"
-ETCD_INITIAL_CLUSTER="{% for srv in groups['etcd'] %}master{{ loop.index|string }}=http://{{ srv }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
+ETCD_INITIAL_CLUSTER="{% for srv in groups['etcd'] %}master{{ loop.index|string }}=http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address) }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
 ETCD_INITIAL_CLUSTER_STATE="new"
 ETCD_INITIAL_CLUSTER_TOKEN="k8s_etcd"
 ETCD_LISTEN_CLIENT_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address)  }}:2379,http://127.0.0.1:2379"