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

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---
kind: DaemonSet
apiVersion: extensions/v1beta1
metadata:
name: canal-node
labels:
k8s-app: canal-node
spec:
selector:
matchLabels:
k8s-app: canal-node
template:
metadata:
annotations:
scheduler.alpha.kubernetes.io/critical-pod: ''
scheduler.alpha.kubernetes.io/tolerations: '[{"key":"CriticalAddonsOnly", "operator":"Exists"}]'
labels:
k8s-app: canal-node
spec:
hostNetwork: true
volumes:
# Used by calico/node.
- name: lib-modules
hostPath:
path: /lib/modules
- name: var-run-calico
hostPath:
path: /var/run/calico
# Used to install CNI.
- name: cni-bin-dir
hostPath:
path: /opt/cni/bin
- name: cni-net-dir
hostPath:
path: /etc/cni/net.d
# Used by flannel daemon.
- name: run-flannel
hostPath:
path: /run/flannel
- name: resolv
hostPath:
path: /etc/resolv.conf
- name: "canal-certs"
hostPath:
path: "{{ canal_cert_dir }}"
containers:
# Runs the flannel daemon to enable vxlan networking between
# container hosts.
- name: flannel
image: "{{ flannel_image_repo }}:{{ flannel_image_tag }}"
env:
# Cluster name
- name: CLUSTER_NAME
valueFrom:
configMapKeyRef:
name: canal-config
key: cluster_name
# The location of the etcd cluster.
- name: FLANNELD_ETCD_ENDPOINTS
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_endpoints
# The interface flannel should run on.
- name: FLANNELD_IFACE
valueFrom:
configMapKeyRef:
name: canal-config
key: flanneld_iface
# Perform masquerade on traffic leaving the pod cidr.
- name: FLANNELD_IP_MASQ
valueFrom:
configMapKeyRef:
name: canal-config
key: masquerade
# Set etcd-prefix
- name: DOCKER_OPT_ETCD_PREFIX
value: "-etcd-prefix=/$(CLUSTER_NAME)/network"
# Write the subnet.env file to the mounted directory.
- name: FLANNELD_SUBNET_FILE
value: "/run/flannel/subnet.env"
# Etcd SSL vars
- name: ETCD_CA_CERT_FILE
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_cafile
- name: ETCD_CERT_FILE
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_certfile
- name: ETCD_KEY_FILE
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_keyfile
command:
- "/bin/sh"
- "-c"
- "/opt/bin/flanneld -etcd-prefix /$(CLUSTER_NAME)/network -etcd-cafile $(ETCD_CA_CERT_FILE) -etcd-certfile $(ETCD_CERT_FILE) -etcd-keyfile $(ETCD_KEY_FILE)"
ports:
- hostPort: 10253
containerPort: 10253
securityContext:
privileged: true
volumeMounts:
- name: "resolv"
mountPath: "/etc/resolv.conf"
- name: "run-flannel"
mountPath: "/run/flannel"
- name: "canal-certs"
mountPath: "{{ canal_cert_dir }}"
readOnly: true
# Runs calico/node container on each Kubernetes node. This
# container programs network policy and local routes on each
# host.
- name: calico-node
image: "{{ calico_node_image_repo }}:{{ calico_node_image_tag }}"
env:
# The location of the etcd cluster.
- name: ETCD_ENDPOINTS
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_endpoints
# Disable Calico BGP. Calico is simply enforcing policy.
- name: CALICO_NETWORKING
value: "false"
# Disable file logging so `kubectl logs` works.
- name: CALICO_DISABLE_FILE_LOGGING
value: "true"
# Etcd SSL vars
- name: ETCD_CA_CERT_FILE
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_cafile
- name: ETCD_CERT_FILE
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_certfile
- name: ETCD_KEY_FILE
valueFrom:
configMapKeyRef:
name: canal-config
key: etcd_keyfile
securityContext:
privileged: true
volumeMounts:
- mountPath: /lib/modules
name: lib-modules
readOnly: true
- mountPath: /var/run/calico
name: var-run-calico
readOnly: false
- name: "canal-certs"
mountPath: "{{ canal_cert_dir }}"
readOnly: true