apiVersion: apps/v1 kind: DaemonSet metadata: labels: k8s-app: cilium name: cilium namespace: kube-system spec: selector: matchLabels: k8s-app: cilium template: metadata: annotations: {% if cilium_enable_prometheus %} prometheus.io/port: "9090" prometheus.io/scrape: "true" {% endif %} scheduler.alpha.kubernetes.io/tolerations: '[{"key":"dedicated","operator":"Equal","value":"master","effect":"NoSchedule"}]' labels: k8s-app: cilium spec: containers: - args: - --kvstore=etcd - --kvstore-opt=etcd.config=/var/lib/etcd-config/etcd.config - --config-dir=/tmp/cilium/config-map {% if cilium_mtu != "" %} - --mtu={{ cilium_mtu }} {% endif %} command: - cilium-agent env: - name: K8S_NODE_NAME valueFrom: fieldRef: apiVersion: v1 fieldPath: spec.nodeName - name: CILIUM_K8S_NAMESPACE valueFrom: fieldRef: apiVersion: v1 fieldPath: metadata.namespace - name: CILIUM_CLUSTERMESH_CONFIG value: /var/lib/cilium/clustermesh/ {% if cilium_kube_proxy_replacement == 'strict' %} - name: KUBERNETES_SERVICE_HOST value: "{{ kube_apiserver_global_endpoint | urlsplit('hostname') }}" - name: KUBERNETES_SERVICE_PORT value: "{{ kube_apiserver_global_endpoint | urlsplit('port') }}" {% endif %} image: "{{cilium_image_repo}}:{{cilium_image_tag}}" imagePullPolicy: {{ k8s_image_pull_policy }} resources: limits: cpu: {{ cilium_cpu_limit }} memory: {{ cilium_memory_limit }} requests: cpu: {{ cilium_cpu_requests }} memory: {{ cilium_memory_requests }} lifecycle: postStart: exec: command: - /cni-install.sh preStop: exec: command: - /cni-uninstall.sh livenessProbe: httpGet: host: '127.0.0.1' path: /healthz port: 9876 scheme: HTTP httpHeaders: - name: "brief" value: "true" failureThreshold: 10 # The initial delay for the liveness probe is intentionally large to # avoid an endless kill & restart cycle if in the event that the initial # bootstrapping takes longer than expected. initialDelaySeconds: 120 periodSeconds: 30 successThreshold: 1 timeoutSeconds: 5 name: cilium-agent {% if cilium_enable_prometheus %} ports: - containerPort: 9090 hostPort: 9090 name: prometheus protocol: TCP {% endif %} readinessProbe: httpGet: host: '127.0.0.1' path: /healthz port: 9876 scheme: HTTP httpHeaders: - name: "brief" value: "true" failureThreshold: 3 initialDelaySeconds: 5 periodSeconds: 30 successThreshold: 1 timeoutSeconds: 5 securityContext: capabilities: add: - NET_ADMIN - SYS_MODULE privileged: true volumeMounts: - mountPath: /sys/fs/bpf name: bpf-maps - mountPath: /var/run/cilium name: cilium-run - mountPath: /host/opt/cni/bin name: cni-path - mountPath: /host/etc/cni/net.d name: etc-cni-netd {% if container_manager == 'docker' %} - mountPath: /var/run/docker.sock name: docker-socket readOnly: true {% else %} - name: "{{ container_manager }}-socket" mountPath: {{ cri_socket }} readOnly: true {% endif %} - mountPath: /var/lib/etcd-config name: etcd-config-path readOnly: true - mountPath: "{{cilium_cert_dir}}" name: etcd-secrets readOnly: true - mountPath: /var/lib/cilium/clustermesh name: clustermesh-secrets readOnly: true - mountPath: /tmp/cilium/config-map name: cilium-config-path readOnly: true # Needed to be able to load kernel modules - mountPath: /lib/modules name: lib-modules readOnly: true - mountPath: /run/xtables.lock name: xtables-lock dnsPolicy: ClusterFirstWithHostNet hostNetwork: true hostPID: false initContainers: - command: - /init-container.sh env: - name: CILIUM_ALL_STATE valueFrom: configMapKeyRef: key: clean-cilium-state name: cilium-config optional: true - name: CLEAN_CILIUM_BPF_STATE valueFrom: configMapKeyRef: key: clean-cilium-bpf-state name: cilium-config optional: true - name: CILIUM_WAIT_BPF_MOUNT valueFrom: configMapKeyRef: key: wait-bpf-mount name: cilium-config optional: true image: "{{cilium_init_image_repo}}:{{cilium_init_image_tag}}" imagePullPolicy: {{ k8s_image_pull_policy }} name: clean-cilium-state securityContext: capabilities: add: - NET_ADMIN privileged: true volumeMounts: - mountPath: /sys/fs/bpf name: bpf-maps - mountPath: /var/run/cilium name: cilium-run priorityClassName: system-node-critical restartPolicy: Always serviceAccount: cilium serviceAccountName: cilium terminationGracePeriodSeconds: 1 tolerations: - operator: Exists volumes: # To keep state between restarts / upgrades - hostPath: path: /var/run/cilium type: DirectoryOrCreate name: cilium-run # To keep state between restarts / upgrades for bpf maps - hostPath: path: /sys/fs/bpf type: DirectoryOrCreate name: bpf-maps {% if container_manager == 'docker' %} # To read docker events from the node - hostPath: path: /var/run/docker.sock type: Socket name: docker-socket {% else %} # To read crio events from the node - hostPath: path: {{ cri_socket }} type: Socket name: {{ container_manager }}-socket {% endif %} # To install cilium cni plugin in the host - hostPath: path: /opt/cni/bin type: DirectoryOrCreate name: cni-path # To install cilium cni configuration in the host - hostPath: path: /etc/cni/net.d type: DirectoryOrCreate name: etc-cni-netd # To be able to load kernel modules - hostPath: path: /lib/modules name: lib-modules # To access iptables concurrently with other processes (e.g. kube-proxy) - hostPath: path: /run/xtables.lock type: FileOrCreate name: xtables-lock # To read the etcd config stored in config maps - configMap: defaultMode: 420 items: - key: etcd-config path: etcd.config name: cilium-config name: etcd-config-path # To read the k8s etcd secrets in case the user might want to use TLS - name: etcd-secrets hostPath: path: "{{cilium_cert_dir}}" # To read the clustermesh configuration - name: clustermesh-secrets secret: defaultMode: 420 optional: true secretName: cilium-clustermesh # To read the configuration from the config map - configMap: name: cilium-config name: cilium-config-path updateStrategy: rollingUpdate: # Specifies the maximum number of Pods that can be unavailable during the update process. maxUnavailable: 2 type: RollingUpdate