kubespray/roles/network_plugin/calico/templates/docker

# Deployed by Ansible
{% if ansible_service_mgr in ["sysvinit","upstart"] and kube_network_plugin == "flannel" and ansible_os_family == "Debian" %}
DOCKER_OPTS="--bip={{ flannel_subnet }} --mtu={{ flannel_mtu }} {% if docker_options is defined %}{{ docker_options }}{% endif %}"
{% elif kube_network_plugin == "flannel" and ansible_os_family == "RedHat" %}
DOCKER_NETWORK_OPTIONS="--bip={{ flannel_subnet }} --mtu={{ flannel_mtu }} {% if docker_options is defined %}{{ docker_options }}{% endif %}"
{% elif kube_network_plugin == "flannel" %}
OPTIONS="--bip={{ flannel_subnet }} --mtu={{ flannel_mtu }} {% if docker_options is defined %}{{ docker_options }}{% endif %}"
{% endif %}