mirror of
https://github.com/seaweedfs/seaweedfs.git
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fae416586b
* refactor: move helm templates into respective service folders * fix: update template path reference in filer-statefulset for s3-secret
118 lines
4.1 KiB
YAML
118 lines
4.1 KiB
YAML
{{- $seaweedfsName := include "seaweedfs.name" $ }}
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{{- $volumes := deepCopy .Values.volumes | mergeOverwrite (dict "" .Values.volume) }}
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{{- if .Values.volume.resizeHook.enabled }}
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{{- $commands := list }}
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{{- range $vname, $volume := $volumes }}
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{{- $volumeName := trimSuffix "-" (printf "volume-%s" $vname) }}
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{{- $volume := mergeOverwrite (deepCopy $.Values.volume) (dict "enabled" true) $volume }}
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{{- if $volume.enabled }}
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{{- $replicas := int $volume.replicas -}}
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{{- $statefulsetName := printf "%s-%s" $seaweedfsName $volumeName -}}
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{{- $statefulset := (lookup "apps/v1" "StatefulSet" $.Release.Namespace $statefulsetName) -}}
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{{/* Check for changes in volumeClaimTemplates */}}
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{{- if $statefulset }}
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{{- range $dir := $volume.dataDirs }}
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{{- if eq .type "persistentVolumeClaim" }}
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{{- $desiredSize := .size }}
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{{- range $statefulset.spec.volumeClaimTemplates }}
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{{- if and (eq .metadata.name $dir.name) (ne .spec.resources.requests.storage $desiredSize) }}
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{{- $commands = append $commands (printf "kubectl delete statefulset %s --cascade=orphan" $statefulsetName) }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{/* Check for the need for patching existing PVCs */}}
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{{- range $dir := $volume.dataDirs }}
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{{- if eq .type "persistentVolumeClaim" }}
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{{- $desiredSize := .size }}
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{{- range $i, $e := until $replicas }}
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{{- $pvcName := printf "%s-%s-%s-%d" $dir.name $seaweedfsName $volumeName $e }}
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{{- $currentPVC := (lookup "v1" "PersistentVolumeClaim" $.Release.Namespace $pvcName) }}
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{{- if and $currentPVC }}
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{{- $oldSize := include "common.resource-quantity" $currentPVC.spec.resources.requests.storage }}
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{{- $newSize := include "common.resource-quantity" $desiredSize }}
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{{- if gt $newSize $oldSize }}
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{{- $commands = append $commands (printf "kubectl patch pvc %s-%s-%s-%d -p '{\"spec\":{\"resources\":{\"requests\":{\"storage\":\"%s\"}}}}'" $dir.name $seaweedfsName $volumeName $e $desiredSize) }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- if $commands }}
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apiVersion: batch/v1
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kind: Job
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metadata:
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name: "{{ $seaweedfsName }}-volume-resize-hook"
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annotations:
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helm.sh/hook: pre-install,pre-upgrade
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helm.sh/hook-weight: "0"
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helm.sh/hook-delete-policy: hook-succeeded,before-hook-creation
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spec:
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template:
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spec:
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serviceAccountName: {{ $seaweedfsName }}-volume-resize-hook
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restartPolicy: Never
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backoffLimit: 1
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containers:
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- name: resize
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image: {{ .Values.volume.resizeHook.image }}
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command: ["sh", "-xec"]
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args:
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- |
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{{- range $commands }}
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{{ . }}
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{{- end }}
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: {{ $seaweedfsName }}-volume-resize-hook
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annotations:
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helm.sh/hook: pre-install,pre-upgrade
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helm.sh/hook-weight: "-5"
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helm.sh/hook-delete-policy: before-hook-creation
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: Role
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metadata:
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name: {{ $seaweedfsName }}-volume-resize-hook
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annotations:
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helm.sh/hook: pre-install,pre-upgrade
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helm.sh/hook-weight: "-5"
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helm.sh/hook-delete-policy: before-hook-creation
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rules:
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- apiGroups: ["apps"]
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resources: ["statefulsets"]
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verbs: ["delete", "get", "list", "watch"]
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- apiGroups: [""]
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resources: ["persistentvolumeclaims"]
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verbs: ["patch", "get", "list", "watch"]
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---
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apiVersion: rbac.authorization.k8s.io/v1
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kind: RoleBinding
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metadata:
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name: {{ $seaweedfsName }}-volume-resize-hook
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annotations:
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helm.sh/hook: pre-install,pre-upgrade
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helm.sh/hook-weight: "-5"
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helm.sh/hook-delete-policy: before-hook-creation
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subjects:
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- kind: ServiceAccount
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name: {{ $seaweedfsName }}-volume-resize-hook
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roleRef:
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kind: Role
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name: {{ $seaweedfsName }}-volume-resize-hook
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apiGroup: rbac.authorization.k8s.io
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{{- end }}
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{{- end }}
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