{% macro initial_cluster() -%}
{% for host in groups[etcd_peers_group] -%}
{% if loop.last -%}
{{ host }}={{ etcd_peer_url_scheme }}://{{ etcd_host_int_map[host].interface.ipv4.address }}:{{ etcd_peer_port }}
{%- else -%}
{{ host }}={{ etcd_peer_url_scheme }}://{{ etcd_host_int_map[host].interface.ipv4.address }}:{{ etcd_peer_port }},
{%- endif -%}
{% endfor -%}
{% endmacro -%}

{% if groups[etcd_peers_group] and groups[etcd_peers_group] | length > 1 %}
ETCD_NAME={{ inventory_hostname }}
ETCD_LISTEN_PEER_URLS={{ etcd_listen_peer_urls }}
{% else %}
ETCD_NAME=default
{% endif %}
ETCD_DATA_DIR={{ etcd_data_dir }}
#ETCD_SNAPSHOT_COUNTER=10000
ETCD_HEARTBEAT_INTERVAL=500
ETCD_ELECTION_TIMEOUT=2500
ETCD_LISTEN_CLIENT_URLS={{ etcd_listen_client_urls }}
#ETCD_MAX_SNAPSHOTS=5
#ETCD_MAX_WALS=5
#ETCD_CORS=

{% if groups[etcd_peers_group] and groups[etcd_peers_group] | length > 1 %}
#[cluster]
ETCD_INITIAL_ADVERTISE_PEER_URLS={{ etcd_initial_advertise_peer_urls }}
ETCD_INITIAL_CLUSTER={{ initial_cluster() }}
ETCD_INITIAL_CLUSTER_STATE={{ etcd_initial_cluster_state }}
ETCD_INITIAL_CLUSTER_TOKEN={{ etcd_initial_cluster_token }}
#ETCD_DISCOVERY=
#ETCD_DISCOVERY_SRV=
#ETCD_DISCOVERY_FALLBACK=proxy
#ETCD_DISCOVERY_PROXY=
{% endif %}
ETCD_ADVERTISE_CLIENT_URLS={{ etcd_advertise_client_urls }}

#[proxy]
#ETCD_PROXY=off

#[security]
{% if etcd_url_scheme == 'https' -%}
ETCD_CA_FILE={{ etcd_ca_file }}
ETCD_CERT_FILE={{ etcd_cert_file }}
ETCD_KEY_FILE={{ etcd_key_file }}
{% endif -%}
{% if etcd_peer_url_scheme == 'https' -%}
ETCD_PEER_CA_FILE={{ etcd_peer_ca_file }}
ETCD_PEER_CERT_FILE={{ etcd_peer_cert_file }}
ETCD_PEER_KEY_FILE={{ etcd_peer_key_file }}
{% endif -%}