Install etcd cluster

roles/etcd/templates/etc/systemd/system/etcd.service.j2

@@ -1,24 +0,0 @@
-#jinja2: trim_blocks:False
-{%- macro cluster_hosts() -%}
-{%- for host in groups['k8s_etcd'] -%}
-{{hostvars[host]['ansible_hostname']}}=https://{{hostvars[host]['ansible_' + etcd_interface].ipv4.address}}:{{etcd_peer_port}}{% if not loop.last %},{% endif %}
-{%- endfor -%} 
-{%- endmacro -%}
-
-{%- set x=etcd_settings.__setitem__('initial-cluster',cluster_hosts()) -%}
-
-[Unit]
-Description=etcd
-Documentation=https://github.com/coreos
-
-[Service]
-ExecStart={{etcd_bin_dir}}/etcd \
-{%- for setting in etcd_settings|sort %}
-  --{{setting}}="{{etcd_settings[setting]}}" {% if not loop.last %}\{% endif %}
-{%- endfor %}
-Restart=on-failure
-RestartSec=5
-Type=notify
-
-[Install]
-WantedBy=multi-user.target

roles/etcd/templates/initial_cluster.j2

@@ -0,0 +1 @@
+{% for svrs in ['k8s_masters'] %}{% for host in groups[svrs] %}etcd_{{ hostvars[host].ansible_hostname }}=http://{{ hostvars[host].vpn_ip }}:2380{% if not loop.last %},{% endif %}{% endfor %}{% endfor %}