mirror of
https://github.com/ceph/ceph-csi.git
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02bcb5f16a
Use Deployment with leader election instead of StatefulSet Deployment behaves better when a node gets disconnected from the rest of the cluster - new provisioner leader is elected in ~15 seconds, while it may take up to 5 minutes for StatefulSet to start a new replica. Refer: kubernetes-csi/external-provisioner@52d1fbc Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
131 lines
3.9 KiB
YAML
131 lines
3.9 KiB
YAML
---
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kind: DaemonSet
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apiVersion: apps/v1
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metadata:
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name: csi-rbdplugin
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spec:
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selector:
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matchLabels:
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app: csi-rbdplugin
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updateStrategy:
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type: OnDelete
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template:
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metadata:
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labels:
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app: csi-rbdplugin
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spec:
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serviceAccount: rbd-csi-nodeplugin
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hostNetwork: true
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hostPID: true
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# to use e.g. Rook orchestrated cluster, and mons' FQDN is
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# resolved through k8s service, set dns policy to cluster first
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dnsPolicy: ClusterFirstWithHostNet
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containers:
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- name: driver-registrar
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image: quay.io/k8scsi/csi-node-driver-registrar:v1.0.2
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args:
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- "--v=5"
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- "--csi-address=/csi/csi.sock"
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- "--kubelet-registration-path=/var/lib/kubelet/plugins/rbd.csi.ceph.com/csi.sock"
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lifecycle:
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preStop:
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exec:
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command: [
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"/bin/sh", "-c",
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"rm -rf /registration/rbd.csi.ceph.com \
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/registration/rbd.csi.ceph.com-reg.sock"
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]
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env:
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- name: KUBE_NODE_NAME
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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volumeMounts:
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- name: socket-dir
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mountPath: /csi
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- name: registration-dir
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mountPath: /registration
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- name: csi-rbdplugin
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securityContext:
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privileged: true
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capabilities:
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add: ["SYS_ADMIN"]
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allowPrivilegeEscalation: true
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# for stable functionality replace canary with latest release version
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image: quay.io/cephcsi/cephcsi:canary
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args:
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- "--nodeid=$(NODE_ID)"
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- "--type=rbd"
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- "--endpoint=$(CSI_ENDPOINT)"
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- "--v=5"
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- "--drivername=rbd.csi.ceph.com"
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- "--containerized=true"
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env:
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- name: HOST_ROOTFS
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value: "/rootfs"
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- name: NODE_ID
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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- name: CSI_ENDPOINT
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value: unix:///csi/csi.sock
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imagePullPolicy: "IfNotPresent"
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volumeMounts:
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- name: socket-dir
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mountPath: /csi
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- mountPath: /dev
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name: host-dev
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- mountPath: /rootfs
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name: host-rootfs
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- mountPath: /sys
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name: host-sys
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- mountPath: /lib/modules
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name: lib-modules
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readOnly: true
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- name: ceph-csi-config
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mountPath: /etc/ceph-csi-config/
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- name: plugin-dir
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mountPath: /var/lib/kubelet/plugins
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mountPropagation: "Bidirectional"
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- name: mountpoint-dir
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mountPath: /var/lib/kubelet/pods
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mountPropagation: "Bidirectional"
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- name: keys-tmp-dir
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mountPath: /tmp/csi/keys
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volumes:
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- name: socket-dir
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hostPath:
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path: /var/lib/kubelet/plugins/rbd.csi.ceph.com
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type: DirectoryOrCreate
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- name: plugin-dir
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hostPath:
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path: /var/lib/kubelet/plugins
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type: Directory
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- name: mountpoint-dir
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hostPath:
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path: /var/lib/kubelet/pods
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type: DirectoryOrCreate
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- name: registration-dir
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hostPath:
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path: /var/lib/kubelet/plugins_registry/
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type: Directory
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- name: host-dev
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hostPath:
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path: /dev
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- name: host-rootfs
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hostPath:
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path: /
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- name: host-sys
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hostPath:
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path: /sys
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- name: lib-modules
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hostPath:
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path: /lib/modules
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- name: ceph-csi-config
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configMap:
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name: ceph-csi-config
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- name: keys-tmp-dir
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emptyDir: {
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medium: "Memory"
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}
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