c12s-kubespray/roles/kubernetes/node/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
{% if loadbalancer_apiserver is defined and apiserver_loadbalancer_domain_name is defined %}
KUBERNETES_MASTER=https://{{ apiserver_loadbalancer_domain_name }}:{{ loadbalancer_apiserver.port }}
{% else %}
KUBERNETES_MASTER={{ hostvars[groups['kube-master'][0]]['ip'] | default(hostvars[groups['kube-master'][0]]['ansible_default_ipv4']['address']) }}
{% endif %}

# Location of etcd cluster used by Calico.  By default, this uses the etcd
# instance running on the Kubernetes Master
ETCD_AUTHORITY="127.0.0.1:2379"
#{% 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
{% if loadbalancer_apiserver is defined and apiserver_loadbalancer_domain_name is defined %}
KUBE_API_ROOT=https://{{ apiserver_loadbalancer_domain_name }}:{{ loadbalancer_apiserver.port }}/api/v1/
{% else %}
KUBE_API_ROOT=https://{{ hostvars[groups['kube-master'][0]]['ip'] | default(hostvars[groups['kube-master'][0]]['ansible_default_ipv4']['address']) }}:{{kube_apiserver_port}}/api/v1/
{% endif %}
{% else %}
FLANNEL_ETCD_PREFIX="--etcd-prefix=/{{ cluster_name }}/network"
{% endif %}
{% if calico_token is defined | default('') %}
KUBE_AUTH_TOKEN={{ calico_token.content|b64decode }}
{% endif %}