c12s-kubespray/roles/network_plugin/templates/network-environment.j2

#! /usr/bin/bash
{% if kube_network_plugin == "calico" %}
# This node's IPv4 address
CALICO_IPAM=true
DEFAULT_IPV4={{ip | default(ansible_default_ipv4.address) }}

# The kubernetes master IP
KUBERNETES_MASTER={{ hostvars[groups['kube-master'][0]]['ip'] | default(hostvars[groups['kube-master'][0]]['ansible_default_ipv4']['address']) }}

# Location of etcd cluster used by Calico.  By default, this uses the etcd
# instance running on the Kubernetes Master
{% if inventory_hostname in groups['etcd'] %}
ETCD_AUTHORITY="127.0.0.1:2379"
{% else %}
ETCD_AUTHORITY="127.0.0.1:23799"
{% endif %}

# The kubernetes-apiserver location - used by the calico plugin
KUBE_API_ROOT=http://{{ hostvars[groups['kube-master'][0]]['ip'] | default(hostvars[groups['kube-master'][0]]['ansible_default_ipv4']['address']) }}:{{kube_apiserver_insecure_port}}/api/v1/

# Location of the calicoctl binary - used by the calico plugin
CALICOCTL_PATH="{{ bin_dir }}/calicoctl"
{% else %}
FLANNEL_ETCD_PREFIX="--etcd-prefix=/{{ cluster_name }}/network"
{% endif %}