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https://github.com/kubernetes-sigs/kubespray.git
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Added cilium support (#2236)
* Added cilium support * Fix typo in debian test config * Remove empty lines * Changed cilium version from <latest> to <v1.0.0-rc3> * Add missing changes for cilium * Add cilium to CI pipeline * Fix wrong file name * Check kernel version for cilium * fixed ci error * fixed cilium-ds.j2 template * added waiting for cilium pods to run * Fixed missing EOF * Fixed trailing spaces * Fixed trailing spaces * Fixed trailing spaces * Fixed too many blank lines * Updated tolerations,annotations in cilium DS template * Set cilium_version to iptables-1.9 to see if bug is fixed in CI * Update cilium image tag to v1.0.0-rc4 * Update Cilium test case CI vars filenames * Add optional prometheus flag, adjust initial readiness delay * Update README.md with cilium info
This commit is contained in:
melkosoft
163
roles/network_plugin/cilium/templates/cilium-ds.yml.j2
Executable file
163
roles/network_plugin/cilium/templates/cilium-ds.yml.j2
Executable file
@@ -0,0 +1,163 @@
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---
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apiVersion: extensions/v1beta1
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kind: DaemonSet
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metadata:
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name: cilium
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namespace: {{ system_namespace }}
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spec:
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template:
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metadata:
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labels:
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k8s-app: cilium
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kubernetes.io/cluster-service: "true"
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annotations:
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# This annotation plus the CriticalAddonsOnly toleration makes
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# cilium to be a critical pod in the cluster, which ensures cilium
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# gets priority scheduling.
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# https://kubernetes.io/docs/tasks/administer-cluster/guaranteed-scheduling-critical-addon-pods/
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scheduler.alpha.kubernetes.io/critical-pod: ''
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scheduler.alpha.kubernetes.io/tolerations: >-
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[{"key":"dedicated","operator":"Equal","value":"master","effect":"NoSchedule"}]
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{% if cilium_enable_prometheus %}
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prometheus.io/scrape: "true"
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prometheus.io/port: "9090"
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{% endif %}
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spec:
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{% if rbac_enabled %}
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serviceAccountName: cilium
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{% endif %}
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containers:
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- image: {{ cilium_image_repo }}:{{ cilium_image_tag }}
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imagePullPolicy: Always
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name: cilium-agent
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command: [ "cilium-agent" ]
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args:
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- "--debug=$(CILIUM_DEBUG)"
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- "-t"
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- "vxlan"
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- "--kvstore"
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- "etcd"
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- "--kvstore-opt"
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- "etcd.config=/var/lib/etcd-config/etcd.config"
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- "--disable-ipv4=$(DISABLE_IPV4)"
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{% if cilium_enable_prometheus %}
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ports:
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- name: prometheus
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containerPort: 9090
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{% endif %}
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lifecycle:
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postStart:
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exec:
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command:
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- "/cni-install.sh"
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preStop:
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exec:
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command:
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- "/cni-uninstall.sh"
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env:
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- name: "K8S_NODE_NAME"
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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- name: "CILIUM_DEBUG"
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valueFrom:
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configMapKeyRef:
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name: cilium-config
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key: debug
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- name: "DISABLE_IPV4"
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valueFrom:
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configMapKeyRef:
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name: cilium-config
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key: disable-ipv4
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{% if cilium_enable_prometheus %}
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# Note: this variable is a no-op if not defined, and is used in the
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# prometheus examples.
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- name: "CILIUM_PROMETHEUS_SERVE_ADDR"
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valueFrom:
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configMapKeyRef:
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name: cilium-metrics-config
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optional: true
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key: prometheus-serve-addr
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{% endif %}
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livenessProbe:
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exec:
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command:
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- cilium
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- status
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# The initial delay for the liveness probe is intentionally large to
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# avoid an endless kill & restart cycle if in the event that the initial
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# bootstrapping takes longer than expected.
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initialDelaySeconds: 120
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failureThreshold: 10
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periodSeconds: 10
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readinessProbe:
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exec:
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command:
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- cilium
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- status
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initialDelaySeconds: 5
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periodSeconds: 5
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volumeMounts:
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- name: bpf-maps
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mountPath: /sys/fs/bpf
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- name: cilium-run
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mountPath: /var/run/cilium
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- name: cni-path
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mountPath: /host/opt/cni/bin
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- name: etc-cni-netd
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mountPath: /host/etc/cni/net.d
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- name: docker-socket
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mountPath: /var/run/docker.sock
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readOnly: true
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- name: etcd-config-path
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mountPath: /var/lib/etcd-config
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readOnly: true
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- name: cilium-certs
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mountPath: {{ cilium_cert_dir }}
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readOnly: true
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securityContext:
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capabilities:
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add:
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- "NET_ADMIN"
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privileged: true
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hostNetwork: true
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volumes:
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# To keep state between restarts / upgrades
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- name: cilium-run
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hostPath:
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path: /var/run/cilium
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# To keep state between restarts / upgrades
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- name: bpf-maps
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hostPath:
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path: /sys/fs/bpf
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# To read docker events from the node
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- name: docker-socket
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hostPath:
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path: /var/run/docker.sock
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# To install cilium cni plugin in the host
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- name: cni-path
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hostPath:
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path: /opt/cni/bin
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# To install cilium cni configuration in the host
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- name: etc-cni-netd
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hostPath:
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path: /etc/cni/net.d
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- name: cilium-certs
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hostPath:
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path: {{ cilium_cert_dir }}
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# To read the etcd config stored in config maps
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- name: etcd-config-path
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configMap:
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name: cilium-config
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items:
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- key: etcd-config
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path: etcd.config
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tolerations:
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- effect: NoSchedule
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key: node-role.kubernetes.io/master
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- effect: NoSchedule
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key: node.cloudprovider.kubernetes.io/uninitialized
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value: "true"
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# Mark cilium's pod as critical for rescheduling
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- key: CriticalAddonsOnly
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operator: "Exists"
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