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OVNKubernetes: introduce OVS anti-selector #357
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| kind: DaemonSet | ||
| apiVersion: apps/v1 | ||
| metadata: | ||
| name: ovs-node | ||
| namespace: openshift-ovn-kubernetes | ||
| annotations: | ||
| kubernetes.io/description: | | ||
| This daemonset launches Open vSwitch per-node networking components. | ||
| release.openshift.io/version: "{{.ReleaseVersion}}" | ||
| spec: | ||
| selector: | ||
| matchLabels: | ||
| app: ovs-node | ||
| updateStrategy: | ||
| type: RollingUpdate | ||
| template: | ||
| metadata: | ||
| labels: | ||
| app: ovs-node | ||
| component: network | ||
| type: infra | ||
| openshift.io/component: network | ||
| kubernetes.io/os: "linux" | ||
| spec: | ||
| serviceAccountName: ovn-kubernetes-node | ||
| hostNetwork: true | ||
| hostPID: true | ||
| priorityClassName: "system-node-critical" | ||
| # volumes in all containers: | ||
| # (container) -> (host) | ||
| # /etc/openvswitch -> /var/lib/openvswitch/etc - ovsdb system id | ||
| # /var/lib/openvswitch -> /var/lib/openvswitch/data - ovsdb data | ||
| # /run/openvswitch -> tmpfs - ovsdb sockets | ||
| # /env -> configmap env-overrides - debug overrides | ||
| containers: | ||
| # ovsdb and ovs-vswitchd | ||
| - name: ovs-daemons | ||
| image: {{.OvnImage}} | ||
| command: | ||
| - /bin/bash | ||
| - -c | ||
| - | | ||
| #!/bin/bash | ||
| set -euo pipefail | ||
| if [[ -f "/env/${K8S_NODE}" ]]; then | ||
| set -o allexport | ||
| source "/env/${K8S_NODE}" | ||
| set +o allexport | ||
| fi | ||
| chown -R openvswitch:openvswitch /run/openvswitch | ||
| chown -R openvswitch:openvswitch /etc/openvswitch | ||
| function quit { | ||
| /usr/share/openvswitch/scripts/ovs-ctl stop | ||
| exit 0 | ||
| } | ||
| trap quit SIGTERM | ||
| /usr/share/openvswitch/scripts/ovs-ctl start --ovs-user=openvswitch:openvswitch --system-id=random | ||
| ovs-appctl vlog/set "file:${OVS_LOG_LEVEL}" | ||
| /usr/share/openvswitch/scripts/ovs-ctl --protocol=udp --dport=6081 enable-protocol | ||
|
|
||
| tail -F --pid=$(cat /var/run/openvswitch/ovs-vswitchd.pid) /var/log/openvswitch/ovs-vswitchd.log & | ||
| tail -F --pid=$(cat /var/run/openvswitch/ovsdb-server.pid) /var/log/openvswitch/ovsdb-server.log & | ||
| wait | ||
| env: | ||
| - name: OVS_LOG_LEVEL | ||
| value: info | ||
| - name: K8S_NODE | ||
| valueFrom: | ||
| fieldRef: | ||
| fieldPath: spec.nodeName | ||
| securityContext: | ||
| privileged: true | ||
| volumeMounts: | ||
| - mountPath: /lib/modules | ||
| name: host-modules | ||
| readOnly: true | ||
| - mountPath: /sys | ||
| name: host-sys | ||
| readOnly: true | ||
| - mountPath: /run/openvswitch | ||
| name: run-openvswitch | ||
| - mountPath: /etc/openvswitch | ||
| name: etc-openvswitch | ||
| - mountPath: /var/lib/openvswitch | ||
| name: var-lib-openvswitch | ||
| - mountPath: /env | ||
| name: env-overrides | ||
| resources: | ||
| requests: | ||
| cpu: 100m | ||
| memory: 300Mi | ||
| terminationMessagePolicy: FallbackToLogsOnError | ||
| livenessProbe: | ||
| exec: | ||
| command: | ||
| - /usr/share/openvswitch/scripts/ovs-ctl | ||
| - status | ||
| initialDelaySeconds: 15 | ||
| periodSeconds: 5 | ||
| readinessProbe: | ||
| exec: | ||
| command: | ||
| - /usr/share/openvswitch/scripts/ovs-ctl | ||
| - status | ||
| initialDelaySeconds: 15 | ||
| periodSeconds: 5 | ||
| lifecycle: | ||
| preStop: | ||
| exec: | ||
| command: ["/usr/share/openvswitch/scripts/ovs-ctl", "stop"] | ||
| terminationGracePeriodSeconds: 10 | ||
|
|
||
| nodeSelector: | ||
| beta.kubernetes.io/os: "linux" | ||
| affinity: | ||
| nodeAffinity: | ||
| requiredDuringSchedulingIgnoredDuringExecution: | ||
| nodeSelectorTerms: | ||
| - matchExpressions: | ||
| - key: network.operator.openshift.io/external-openvswitch | ||
| operator: DoesNotExist | ||
| volumes: | ||
| # used for iptables wrapper scripts | ||
| - name: host-modules | ||
| hostPath: | ||
| path: /lib/modules | ||
| - name: var-lib-openvswitch | ||
| hostPath: | ||
| path: /var/lib/openvswitch/data | ||
| - name: etc-openvswitch | ||
| hostPath: | ||
| path: /var/lib/openvswitch/etc | ||
| - name: run-openvswitch | ||
| hostPath: | ||
| path: /run/openvswitch | ||
| - name: host-sys | ||
| hostPath: | ||
| path: /sys | ||
| - name: env-overrides | ||
| configMap: | ||
| name: env-overrides | ||
| optional: true | ||
| tolerations: | ||
| - operator: "Exists" |
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