feat: add VictoriaMetrics addon (#479)

addons/victoria-metrics-cluster/.helmignore

@@ -0,0 +1,23 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

addons/victoria-metrics-cluster/Chart.yaml

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+apiVersion: v2
+name: victoria-metrics-cluster
+description: A VictoriaMetrics cluster Helm chart for KubeBlocks.
+
+type: application
+
+version: 0.1.0
+
+appVersion: "v1.100.1"

addons/victoria-metrics-cluster/templates/_helpers.tpl

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+{{/*
+Expand the name of the chart.
+*/}}
+{{- define "victoria-metrics-cluster.name" -}}
+{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Create a default fully qualified app name.
+We truncate at 63 chars because some Kubernetes name fields are limited to this (by the DNS naming spec).
+If release name contains chart name it will be used as a full name.
+*/}}
+{{- define "victoria-metrics-cluster.fullname" -}}
+{{- if .Values.fullnameOverride }}
+{{- .Values.fullnameOverride | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- $name := default .Chart.Name .Values.nameOverride }}
+{{- if contains $name .Release.Name }}
+{{- .Release.Name | trunc 63 | trimSuffix "-" }}
+{{- else }}
+{{- printf "%s-%s" .Release.Name $name | trunc 63 | trimSuffix "-" }}
+{{- end }}
+{{- end }}
+{{- end }}
+
+{{/*
+Create chart name and version as used by the chart label.
+*/}}
+{{- define "victoria-metrics-cluster.chart" -}}
+{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
+{{- end }}
+
+{{/*
+Common labels
+*/}}
+{{- define "victoria-metrics-cluster.labels" -}}
+helm.sh/chart: {{ include "victoria-metrics-cluster.chart" . }}
+{{ include "victoria-metrics-cluster.selectorLabels" . }}
+{{- if .Chart.AppVersion }}
+app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
+{{- end }}
+app.kubernetes.io/managed-by: {{ .Release.Service }}
+{{- end }}
+
+{{/*
+Selector labels
+*/}}
+{{- define "victoria-metrics-cluster.selectorLabels" -}}
+app.kubernetes.io/name: {{ include "victoria-metrics-cluster.name" . }}
+app.kubernetes.io/instance: {{ .Release.Name }}
+{{- end }}
+
+{{/*
+Create the name of the service account to use
+*/}}
+{{- define "victoria-metrics-cluster.serviceAccountName" -}}
+{{- if .Values.serviceAccount.create }}
+{{- default (include "victoria-metrics-cluster.fullname" .) .Values.serviceAccount.name }}
+{{- else }}
+{{- default "default" .Values.serviceAccount.name }}
+{{- end }}
+{{- end }}
+
+{{- define "clustername" -}}
+{{ include "victoria-metrics-cluster.fullname" .}}
+{{- end}}

addons/victoria-metrics-cluster/templates/cluster.yaml

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+apiVersion: apps.kubeblocks.io/v1alpha1
+kind: Cluster
+metadata:
+  name: {{ include "clustername" . }}
+  labels: 
+    {{- include "victoria-metrics-cluster.labels" . | nindent 4 }}
+spec:
+  clusterDefinitionRef: victoria-metrics
+  clusterVersionRef: victoria-metrics-{{ default .Chart.AppVersion .Values.clusterVersionOverride }}
+  terminationPolicy: {{ .Values.terminationPolicy }}
+  componentSpecs:
+    - name: vminsert
+      componentDefRef: vminsert
+      replicas: {{ .Values.vminsert.replicas | default 1 }}
+      {{- with  .Values.vminsert.resources }}
+      resources:
+        {{- with .limits }}
+        limits:
+          cpu: {{ .cpu | quote }}
+          memory: {{ .memory | quote }}
+        {{- end }}
+        {{- with .requests }}
+        requests:
+          cpu: {{ .cpu | quote }}
+          memory: {{ .memory | quote }}
+        {{- end }}
+      {{- end }}
+    - name: vmselect
+      componentDefRef: vmselect
+      replicas: {{ .Values.vmselect.replicas | default 1 }}
+      {{- with .Values.vmselect.resources }}
+      resources:
+        {{- with .limits }}
+        limits:
+          cpu: {{ .cpu | quote }}
+          memory: {{ .memory | quote }}
+        {{- end }}
+        {{- with .requests }}
+        requests:
+          cpu: {{ .cpu | quote }}
+          memory: {{ .memory | quote }}
+        {{- end }}
+      {{- end }}
+    - name: vmstorage
+      componentDefRef: vmstorage
+      replicas: {{ .Values.vmstorage.replicas | default 1 }}
+      {{- with  .Values.vmstorage.resources }}
+      resources:
+        {{- with .limits }}
+        limits:
+          cpu: {{ .cpu | quote }}
+          memory: {{ .memory | quote }}
+        {{- end }}
+        {{- with .requests }}
+        requests:
+          cpu: {{ .cpu | quote }}
+          memory: {{ .memory | quote }}
+        {{- end }}
+      {{- end }}
+      volumeClaimTemplates:
+        - name: vmstorage-volume
+          spec:
+            storageClassName: {{ .Values.storageClassName }}
+            accessModes:
+              - ReadWriteOnce
+            resources:
+              requests:
+                storage: {{ .Values.vmstorage.volume.storage | default "10Gi" }}