kubespray/roles/network_plugin/calico/defaults/main.yml

---
# Enables Internet connectivity from containers
nat_outgoing: true

# add default ippool name
calico_pool_name: "default-pool"
calico_ipv4pool_ipip: "Off"

# Use IP-over-IP encapsulation across hosts
ipip: true
ipip_mode: "{{ 'Always' if ipip else 'Never' }}"  # change to "CrossSubnet" if you only want ipip encapsulation on traffic going across subnets
calico_ipip_mode: "{{ ipip_mode }}"
calico_vxlan_mode: 'Never'

calico_ipip_mode_ipv6: Never
calico_vxlan_mode_ipv6: Never
calico_pool_blocksize_ipv6: 116

calico_cert_dir: /etc/calico/certs

# Global as_num (/calico/bgp/v1/global/as_num)
global_as_num: "64512"

# You can set MTU value here. If left undefined or empty, it will
# not be specified in calico CNI config, so Calico will use built-in
# defaults. The value should be a number, not a string.
# calico_mtu: 1500

# Advertise Service External IPs
calico_advertise_service_external_ips: []

# Limits for apps
calico_node_memory_limit: 500M
calico_node_cpu_limit: 300m
calico_node_memory_requests: 64M
calico_node_cpu_requests: 150m
calico_felix_chaininsertmode: Insert

# Virtual network ID to use for VXLAN traffic. A value of 0 means “use the kernel default”.
calico_vxlan_vni: 4096

# Port to use for VXLAN traffic. A value of 0 means “use the kernel default”.
calico_vxlan_port: 4789

# Enable Prometheus Metrics endpoint for felix
calico_felix_prometheusmetricsenabled: false
calico_felix_prometheusmetricsport: 9091
calico_felix_prometheusgometricsenabled: true
calico_felix_prometheusprocessmetricsenabled: true

# Set the agent log level. Can be debug, warning, info or fatal
calico_loglevel: info
calico_node_startup_loglevel: error

# Enable or disable usage report to 'usage.projectcalico.org'
calico_usage_reporting: false

# Should calico ignore kernel's RPF check setting,
# see https://github.com/projectcalico/felix/blob/ab8799eaea66627e5db7717e62fca61fd9c08646/python/calico/felix/config.py#L198
calico_node_ignorelooserpf: false

# Define address on which Felix will respond to health requests
calico_healthhost: "localhost"

# Configure time in seconds that calico will wait for the iptables lock
calico_iptables_lock_timeout_secs: 10

# Choose Calico iptables backend: "Legacy", "Auto" or "NFT" (FELIX_IPTABLESBACKEND)
calico_iptables_backend: "Legacy"

# If you want to use non default IP_AUTODETECTION_METHOD for calico node set this option to one of:
# * can-reach=DESTINATION
# * interface=INTERFACE-REGEX
# see https://docs.projectcalico.org/v3.0/reference/node/configuration#ip-autodetection-methods
# calico_ip_auto_method: "interface=eth.*"

calico_baremetal_nodename: "{{ kube_override_hostname | default(inventory_hostname) }}"

kube_etcd_cacert_file: ca.pem
kube_etcd_cert_file: node-{{ inventory_hostname }}.pem
kube_etcd_key_file: node-{{ inventory_hostname }}-key.pem

# Choose data store type for calico: "etcd" or "kdd" (kubernetes datastore)
# The default value for calico_datastore is set in role kubespray-default

# Use typha (only with kdd)
typha_enabled: false

# Scaling typha: 1 replica per 100 nodes is adequate
# Number of typha replicas
typha_replicas: 1

# Set max typha connections
typha_max_connections_lower_limit: 300

# Generate certifcates for typha<->calico-node communication
typha_secure: false

calico_feature_control: {}

# Calico default BGP port
calico_bgp_listen_port: 179