kubespray/roles/etcd/templates/etcd2-environment.j2

ETCD_DATA_DIR="/var/lib/etcd2"
{% if inventory_hostname in groups['etcd'] %}
{% set etcd = {} %}
{% for host in groups['etcd'] %}
{% if inventory_hostname == host %}
{% set _dummy = etcd.update({'name':"master"+loop.index|string}) %}
{% endif %}
{% 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 host in groups['etcd'] %}master{{ loop.index|string }}=http://{{ hostvars[host]['ip'] | default(hostvars[host]['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"
ETCD_LISTEN_PEER_URLS="http://{{ hostvars[inventory_hostname]['ip'] | default( ansible_default_ipv4.address)  }}:2380"
ETCD_NAME="{{ etcd.name }}"
{% else  %}
ETCD_INITIAL_CLUSTER="{% for host in groups['etcd'] %}master{{ loop.index|string }}=http://{{ host }}:2380{% if not loop.last %},{% endif %}{% endfor %}"
ETCD_LISTEN_CLIENT_URLS="http://127.0.0.1:23799"
{% endif %}