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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>
144 lines
5.1 KiB
YAML
144 lines
5.1 KiB
YAML
kind: Deployment
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apiVersion: apps/v1
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metadata:
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name: {{ include "ceph-csi-rbd.provisioner.fullname" . }}
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labels:
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app: {{ include "ceph-csi-rbd.name" . }}
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chart: {{ include "ceph-csi-rbd.chart" . }}
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component: {{ .Values.provisioner.name }}
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release: {{ .Release.Name }}
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heritage: {{ .Release.Service }}
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spec:
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replicas: {{ .Values.provisioner.replicas }}
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selector:
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matchLabels:
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app: {{ include "ceph-csi-rbd.name" . }}
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component: {{ .Values.provisioner.name }}
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release: {{ .Release.Name }}
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template:
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metadata:
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labels:
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app: {{ include "ceph-csi-rbd.name" . }}
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chart: {{ include "ceph-csi-rbd.chart" . }}
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component: {{ .Values.provisioner.name }}
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release: {{ .Release.Name }}
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heritage: {{ .Release.Service }}
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spec:
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serviceAccountName: {{ include "ceph-csi-rbd.serviceAccountName.provisioner" . }}
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containers:
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- name: csi-provisioner
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image: "{{ .Values.provisioner.image.repository }}:{{ .Values.provisioner.image.tag }}"
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args:
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- "--csi-address=$(ADDRESS)"
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- "--v=5"
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- "--timeout=60s"
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- "--enable-leader-election=true"
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- "--leader-election-type=leases"
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- "--retry-interval-start=500ms"
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env:
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- name: ADDRESS
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value: "{{ .Values.socketDir }}/{{ .Values.socketFile }}"
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imagePullPolicy: {{ .Values.provisioner.image.pullPolicy }}
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volumeMounts:
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- name: socket-dir
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mountPath: {{ .Values.socketDir }}
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resources:
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{{ toYaml .Values.provisioner.resources | indent 12 }}
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- name: csi-snapshotter
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image: {{ .Values.snapshotter.image.repository }}:{{ .Values.snapshotter.image.tag }}
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imagePullPolicy: {{ .Values.nodeplugin.plugin.image.pullPolicy }}
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args:
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- "--csi-address=$(ADDRESS)"
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- "--v=5"
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- "--timeout=60s"
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- "leader-election=true"
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env:
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- name: ADDRESS
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value: "{{ .Values.socketDir }}/{{ .Values.socketFile }}"
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securityContext:
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privileged: true
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volumeMounts:
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- name: socket-dir
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mountPath: {{ .Values.socketDir }}
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resources:
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{{ toYaml .Values.snapshotter.resources | indent 12 }}
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{{ if .Values.attacher.enabled }}
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- name: csi-attacher
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image: "{{ .Values.attacher.image.repository }}:{{ .Values.attacher.image.tag }}"
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args:
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- "--v=5"
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- "--csi-address=$(ADDRESS)"
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- "leader-election=true"
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- "--leader-election-type=leases"
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env:
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- name: ADDRESS
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value: "{{ .Values.socketDir }}/{{ .Values.socketFile }}"
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imagePullPolicy: {{ .Values.attacher.image.pullPolicy }}
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volumeMounts:
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- name: socket-dir
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mountPath: {{ .Values.socketDir }}
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{{ end }}
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- name: csi-rbdplugin
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securityContext:
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privileged: true
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capabilities:
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add: ["SYS_ADMIN"]
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allowPrivilegeEscalation: true
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image: "{{ .Values.nodeplugin.plugin.image.repository }}:{{ .Values.nodeplugin.plugin.image.tag }}"
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args :
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- "--nodeid=$(NODE_ID)"
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- "--type=rbd"
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- "--endpoint=$(CSI_ENDPOINT)"
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- "--v=5"
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- "--drivername=$(DRIVER_NAME)"
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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: DRIVER_NAME
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value: {{ .Values.driverName }}
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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:/{{ .Values.socketDir }}/{{ .Values.socketFile }}"
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imagePullPolicy: {{ .Values.nodeplugin.plugin.image.pullPolicy }}
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volumeMounts:
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- name: socket-dir
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mountPath: {{ .Values.socketDir }}
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- name: host-rootfs
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mountPath: "/rootfs"
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- name: ceph-csi-config
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mountPath: /etc/ceph-csi-config/
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- name: keys-tmp-dir
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mountPath: /tmp/csi/keys
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resources:
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{{ toYaml .Values.nodeplugin.plugin.resources | indent 12 }}
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volumes:
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- name: socket-dir
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emptyDir: {}
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#FIXME this seems way too much. Why is it needed at all for this?
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- name: host-rootfs
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hostPath:
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path: /
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- name: ceph-csi-config
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configMap:
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name: {{ .Values.configMapName | quote }}
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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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{{- if .Values.provisioner.affinity -}}
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affinity:
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{{ toYaml .Values.provisioner.affinity . | indent 8 }}
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{{- end -}}
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{{- if .Values.provisioner.nodeSelector -}}
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nodeSelector:
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{{ toYaml .Values.provisioner.nodeSelector | indent 8 }}
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{{- end -}}
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{{- if .Values.provisioner.tolerations -}}
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tolerations:
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{{ toYaml .Values.provisioner.tolerations | indent 8 }}
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{{- end -}}
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