c12s-kubespray/roles/network_plugin/calico/templates/calico-node.yml.j2

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---
# This manifest installs the calico/node container, as well
# as the Calico CNI plugins and network config on
# each master and worker node in a Kubernetes cluster.
kind: DaemonSet
apiVersion: extensions/v1beta1
metadata:
name: calico-node
namespace: kube-system
labels:
k8s-app: calico-node
spec:
selector:
matchLabels:
k8s-app: calico-node
template:
metadata:
labels:
k8s-app: calico-node
annotations:
scheduler.alpha.kubernetes.io/critical-pod: ''
kubespray.etcd-cert/serial: "{{ etcd_client_cert_serial }}"
spec:
hostNetwork: true
serviceAccountName: calico-node
tolerations:
- effect: NoSchedule
operator: Exists
# Minimize downtime during a rolling upgrade or deletion; tell Kubernetes to do a "force
# deletion": https://kubernetes.io/docs/concepts/workloads/pods/pod/#termination-of-pods.
terminationGracePeriodSeconds: 0
containers:
# Runs calico/node container on each Kubernetes node. This
# container programs network policy and routes on each
# host.
- name: calico-node
image: {{ calico_node_image_repo }}:{{ calico_node_image_tag }}
env:
# The location of the Calico etcd cluster.
- name: ETCD_ENDPOINTS
valueFrom:
configMapKeyRef:
name: calico-config
key: etcd_endpoints
# Choose the backend to use.
- name: CALICO_NETWORKING_BACKEND
valueFrom:
configMapKeyRef:
name: calico-config
key: calico_backend
# Cluster type to identify the deployment type
- name: CLUSTER_TYPE
valueFrom:
configMapKeyRef:
name: calico-config
key: cluster_type
# Set noderef for node controller.
- name: CALICO_K8S_NODE_REF
valueFrom:
fieldRef:
fieldPath: spec.nodeName
# Disable file logging so `kubectl logs` works.
- name: CALICO_DISABLE_FILE_LOGGING
value: "true"
# Set Felix endpoint to host default action to ACCEPT.
- name: FELIX_DEFAULTENDPOINTTOHOSTACTION
value: "{{ calico_endpoint_to_host_action|default('RETURN') }}"
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- name: FELIX_HEALTHHOST
value: "{{ calico_healthhost }}"
# should be set in etcd before deployment
# # Configure the IP Pool from which Pod IPs will be chosen.
# - name: CALICO_IPV4POOL_CIDR
# value: "192.168.0.0/16"
# - name: CALICO_IPV4POOL_IPIP
# value: "always"
# Disable IPv6 on Kubernetes.
- name: FELIX_IPV6SUPPORT
value: "false"
# Set Felix logging to "info"
- name: FELIX_LOGSEVERITYSCREEN
value: "info"
# Set MTU for tunnel device used if ipip is enabled
{% if calico_mtu is defined %}
- name: FELIX_IPINIPMTU
value: "{{ calico_mtu }}"
{% endif %}
- name: FELIX_PROMETHEUSMETRICSENABLED
value: "{{ calico_felix_prometheusmetricsenabled }}"
- name: FELIX_PROMETHEUSMETRICSPORT
value: "{{ calico_felix_prometheusmetricsport }}"
- name: FELIX_PROMETHEUSGOMETRICSENABLED
value: "{{ calico_felix_prometheusgometricsenabled }}"
- name: FELIX_PROMETHEUSPROCESSMETRICSENABLED
value: "{{ calico_felix_prometheusprocessmetricsenabled }}"
# Location of the CA certificate for etcd.
- name: ETCD_CA_CERT_FILE
valueFrom:
configMapKeyRef:
name: calico-config
key: etcd_ca
# Location of the client key for etcd.
- name: ETCD_KEY_FILE
valueFrom:
configMapKeyRef:
name: calico-config
key: etcd_key
# Location of the client certificate for etcd.
- name: ETCD_CERT_FILE
valueFrom:
configMapKeyRef:
name: calico-config
key: etcd_cert
{% if calico_ip_auto_method is defined %}
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- name: IP_AUTODETECTION_METHOD
value: "{{ calico_ip_auto_method }}"
{% else %}
- name: IP
valueFrom:
fieldRef:
fieldPath: status.hostIP
{% endif %}
- name: NODENAME
valueFrom:
fieldRef:
fieldPath: spec.nodeName
- name: FELIX_HEALTHENABLED
value: "true"
- name: FELIX_IGNORELOOSERPF
value: "{{ calico_node_ignorelooserpf }}"
securityContext:
privileged: true
resources:
limits:
cpu: {{ calico_node_cpu_limit }}
memory: {{ calico_node_memory_limit }}
requests:
cpu: {{ calico_node_cpu_requests }}
memory: {{ calico_node_memory_requests }}
livenessProbe:
httpGet:
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host: 127.0.0.1
path: /liveness
port: 9099
periodSeconds: 10
initialDelaySeconds: 10
failureThreshold: 6
readinessProbe:
httpGet:
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host: 127.0.0.1
path: /readiness
port: 9099
periodSeconds: 10
volumeMounts:
- mountPath: /lib/modules
name: lib-modules
readOnly: true
- mountPath: /var/run/calico
name: var-run-calico
- mountPath: /var/lib/calico
name: var-lib-calico
readOnly: false
- mountPath: /calico-secrets
name: etcd-certs
volumes:
# Used by calico/node.
- name: lib-modules
hostPath:
path: /lib/modules
- name: var-run-calico
hostPath:
path: /var/run/calico
- name: var-lib-calico
hostPath:
path: /var/lib/calico
# Used to install CNI.
- name: cni-bin-dir
hostPath:
path: /opt/cni/bin
- name: cni-net-dir
hostPath:
path: /etc/cni/net.d
# Mount in the etcd TLS secrets.
- name: etcd-certs
hostPath:
path: "{{ calico_cert_dir }}"
updateStrategy:
rollingUpdate:
maxUnavailable: {{ serial | default('20%') }}
type: RollingUpdate