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[grafana] add support for deploying grafna mcp server in helm chart
Signed-off-by: AvivGuiser <[email protected]>
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6 files changed

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-798
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‎charts/grafana/Chart.yaml‎

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apiVersion: v2
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name: grafana
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version: 9.2.3
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version: 9.3.0
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appVersion: 12.0.1
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kubeVersion: "^1.8.0-0"
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description: The leading tool for querying and visualizing time series and metrics.

‎charts/grafana/README.md‎

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‎charts/grafana/templates/mcp-deployment.yaml‎

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{{- if .Values.mcpServer.enabled }}
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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: {{ include "grafana.fullname" . }}-mcp
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namespace: {{ include "grafana.namespace" . }}
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labels:
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{{- include "grafana.labels" . | nindent 4 }}
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app.kubernetes.io/component: mcp-server
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{{- with .Values.mcpServer.labels }}
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{{- toYaml . | nindent 4 }}
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{{- end }}
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{{- with .Values.mcpServer.annotations }}
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annotations:
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{{- toYaml . | nindent 4 }}
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{{- end }}
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spec:
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replicas: {{ .Values.mcpServer.replicas }}
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revisionHistoryLimit: {{ .Values.mcpServer.revisionHistoryLimit | default 10 }}
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selector:
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matchLabels:
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{{- include "grafana.selectorLabels" . | nindent 6 }}
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app.kubernetes.io/component: mcp-server
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{{- with .Values.mcpServer.deploymentStrategy }}
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strategy:
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{{- toYaml . | trim | nindent 4 }}
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{{- end }}
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template:
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metadata:
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labels:
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{{- include "grafana.labels" . | nindent 8 }}
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app.kubernetes.io/component: mcp-server
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{{- with .Values.mcpServer.podLabels }}
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{{- toYaml . | nindent 8 }}
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{{- end }}
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annotations:
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{{- with .Values.mcpServer.podAnnotations }}
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{{- toYaml . | nindent 8 }}
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{{- end }}
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spec:
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{{- with .Values.mcpServer.imagePullSecrets }}
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imagePullSecrets:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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serviceAccountName: {{ include "grafana.serviceAccountName" . }}
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automountServiceAccountToken: {{ .Values.mcpServer.automountServiceAccountToken }}
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{{- with .Values.mcpServer.hostAliases }}
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hostAliases:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.securityContext }}
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securityContext:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.priorityClassName }}
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priorityClassName: {{ . }}
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{{- end }}
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{{- with .Values.mcpServer.runtimeClassName }}
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runtimeClassName: {{ . }}
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{{- end }}
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{{- with .Values.mcpServer.schedulerName }}
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schedulerName: {{ . }}
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{{- end }}
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{{- if or .Values.mcpServer.initContainers .Values.mcpServer.extraInitContainers }}
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initContainers:
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{{- with .Values.mcpServer.initContainers }}
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.extraInitContainers }}
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{{- tpl (toYaml .) $ | nindent 8 }}
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{{- end }}
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{{- end }}
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containers:
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- name: mcp-grafana
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{{- $registry := .Values.global.imageRegistry | default .Values.mcpServer.image.registry -}}
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{{- if $registry }}
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image: "{{ $registry }}/{{ .Values.mcpServer.image.repository }}:{{ .Values.mcpServer.image.tag | default .Chart.AppVersion }}"
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{{- else }}
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image: "{{ .Values.mcpServer.image.repository }}:{{ .Values.mcpServer.image.tag | default .Chart.AppVersion }}"
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{{- end }}
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imagePullPolicy: {{ .Values.mcpServer.image.pullPolicy }}
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{{- with .Values.mcpServer.containerSecurityContext }}
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securityContext:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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ports:
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- name: mcp-http
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containerPort: {{ .Values.mcpServer.service.port }}
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protocol: TCP
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env:
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- name: GRAFANA_URL
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value: {{ .Values.mcpServer.grafana.url | quote }}
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- name: GRAFANA_API_KEY
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valueFrom:
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secretKeyRef:
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name: {{ .Values.mcpServer.grafana.apiKeySecret.name }}
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key: {{ .Values.mcpServer.grafana.apiKeySecret.key }}
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{{- range $key, $value := .Values.mcpServer.env }}
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- name: {{ $key | quote }}
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value: {{ $value | quote }}
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{{- end }}
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{{- range $key, $value := .Values.mcpServer.envValueFrom }}
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- name: {{ $key | quote }}
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valueFrom:
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{{- toYaml $value | nindent 16 }}
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{{- end }}
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{{- with .Values.mcpServer.envFrom }}
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envFrom:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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args:
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{{- if .Values.mcpServer.debug }}
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- -debug
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{{- end }}
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{{- range .Values.mcpServer.disabledCategories }}
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- --disable-{{ . }}
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{{- end }}
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{{- with .Values.mcpServer.extraArgs }}
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.mcpServer.lifecycle }}
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lifecycle:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.mcpServer.resources }}
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resources:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.mcpServer.volumeMounts }}
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volumeMounts:
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{{- toYaml . | nindent 12 }}
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{{- end }}
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{{- with .Values.mcpServer.extraContainers }}
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{{- tpl (toYaml .) $ | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.volumes }}
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volumes:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.nodeSelector }}
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nodeSelector:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.affinity }}
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affinity:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.topologySpreadConstraints }}
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topologySpreadConstraints:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.tolerations }}
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tolerations:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- with .Values.mcpServer.dnsPolicy }}
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dnsPolicy: {{ . }}
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{{- end }}
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{{- with .Values.mcpServer.dnsConfig }}
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dnsConfig:
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{{- toYaml . | nindent 8 }}
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{{- end }}
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{{- end }}

‎charts/grafana/templates/mcp-ingress.yaml‎

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{{- if .Values.mcpServer.enabled }}
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{{- if .Values.mcpServer.ingress.enabled }}
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{{- $fullName := include "grafana.fullname" . }}
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{{- $svcPort := .Values.mcpServer.service.port }}
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{{- if and .Values.mcpServer.ingress.className (not (hasKey .Values.mcpServer.ingress.annotations "kubernetes.io/ingress.class")) }}
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{{- $_ := set .Values.mcpServer.ingress.annotations "kubernetes.io/ingress.class" .Values.mcpServer.ingress.className}}
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{{- end }}
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apiVersion: networking.k8s.io/v1
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kind: Ingress
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metadata:
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name: {{ $fullName }}-mcp
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namespace: {{ include "grafana.namespace" . }}
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labels:
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{{- include "grafana.labels" . | nindent 4 }}
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app.kubernetes.io/component: mcp-server
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{{- with .Values.mcpServer.ingress.labels }}
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{{- toYaml . | nindent 4 }}
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{{- end }}
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{{- with .Values.mcpServer.ingress.annotations }}
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annotations:
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{{- toYaml . | nindent 4 }}
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{{- end }}
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spec:
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ingressClassName: {{ .Values.mcpServer.ingress.className }}
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{{- if .Values.mcpServer.ingress.tls }}
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tls:
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{{- range .Values.mcpServer.ingress.tls }}
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- hosts:
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{{- range .hosts }}
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- {{ . | quote }}
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{{- end }}
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secretName: {{ .secretName }}
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{{- end }}
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{{- end }}
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rules:
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{{- range .Values.mcpServer.ingress.hosts }}
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- host: {{ .host | quote }}
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http:
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paths:
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{{- range .paths }}
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- path: {{ .path }}
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pathType: {{ .pathType }}
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backend:
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service:
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name: {{ $fullName }}-mcp
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port:
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number: {{ $svcPort }}
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{{- end }}
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{{- end }}
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{{- end }}
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{{- end }}

‎charts/grafana/templates/mcp-service.yaml‎

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{{- if .Values.mcpServer.enabled }}
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{{- if .Values.mcpServer.service.enabled }}
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apiVersion: v1
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kind: Service
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metadata:
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name: {{ include "grafana.fullname" . }}-mcp
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namespace: {{ include "grafana.namespace" . }}
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labels:
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{{- include "grafana.labels" . | nindent 4 }}
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app.kubernetes.io/component: mcp-server
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{{- with .Values.mcpServer.service.labels }}
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{{- toYaml . | nindent 4 }}
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{{- end }}
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{{- with .Values.mcpServer.service.annotations }}
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annotations:
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{{- toYaml . | nindent 4 }}
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{{- end }}
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spec:
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type: {{ .Values.mcpServer.service.type }}
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{{- if .Values.mcpServer.service.clusterIP }}
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clusterIP: {{ .Values.mcpServer.service.clusterIP }}
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{{- end }}
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{{- if .Values.mcpServer.service.externalIPs }}
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externalIPs:
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{{- toYaml .Values.mcpServer.service.externalIPs | nindent 4 }}
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{{- end }}
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{{- if .Values.mcpServer.service.loadBalancerIP }}
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loadBalancerIP: {{ .Values.mcpServer.service.loadBalancerIP }}
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{{- end }}
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{{- if .Values.mcpServer.service.loadBalancerSourceRanges }}
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loadBalancerSourceRanges:
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{{- toYaml .Values.mcpServer.service.loadBalancerSourceRanges | nindent 4 }}
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{{- end }}
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{{- if and (eq .Values.mcpServer.service.type "ExternalName") .Values.mcpServer.service.externalName }}
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externalName: {{ .Values.mcpServer.service.externalName }}
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{{- end }}
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ports:
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- port: {{ .Values.mcpServer.service.port }}
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targetPort: mcp-http
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protocol: TCP
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name: mcp-http
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{{- if and (or (eq .Values.mcpServer.service.type "NodePort") (eq .Values.mcpServer.service.type "LoadBalancer")) .Values.mcpServer.service.nodePort }}
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nodePort: {{ .Values.mcpServer.service.nodePort }}
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{{- end }}
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{{- with .Values.mcpServer.service.extraPorts }}
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{{- toYaml . | nindent 4 }}
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{{- end }}
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selector:
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{{- include "grafana.selectorLabels" . | nindent 4 }}
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app.kubernetes.io/component: mcp-server
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{{- with .Values.mcpServer.service.sessionAffinity }}
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sessionAffinity: {{ . }}
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{{- end }}
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{{- with .Values.mcpServer.service.sessionAffinityConfig }}
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sessionAffinityConfig:
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{{- toYaml . | nindent 4 }}
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{{- end }}
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{{- end }}
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{{- end }}

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