kubespray/roles/overlay_network/templates/calico/network-environment.j2

#! /usr/bin/bash
# This node's IPv4 address
CALICO_IPAM=true
DEFAULT_IPV4={{ ansible_default_ipv4.address }}

{% if inventory_hostname in groups['kube-node'] %}
# The kubernetes master IP
KUBERNETES_MASTER={{ groups['kube-master'][0] }}

# Location of etcd cluster used by Calico.  By default, this uses the etcd
# instance running on the Kubernetes Master
ETCD_AUTHORITY={{ groups['kube-master'][0] }}:4001

# The kubernetes-apiserver location - used by the calico plugin
KUBE_API_ROOT=http://{{ groups['kube-master'][0] }}:8080/api/v1/

# Location of the calicoctl binary - used by the calico plugin
CALICOCTL_PATH="{{ bin_dir }}/calicoctl"
{% endif %}