feat: add grafana pdc agent

helmfile.d/grafana-pdc-agent.yaml.gotmpl

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+bases:
+ - ../envs/environments.yaml.gotmpl
+
+commonLabels:
+  tier: system
+
+releases:
+- name: grafana-pdc-agent
+  namespace: prometheus
+  chart: _grafana-pdc-agent
+  missingFileHandler: Info
+  values:
+  - ../values/env.yaml
+  - ../values/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml
+  - ../values/grafana-pdc-agent/env.yaml.gotmpl
+  - ../values/grafana-pdc-agent/env-{{ requiredEnv "ARGOCD_ENV_CLUSTER_NAME" }}.yaml.gotmpl
+  hooks:
+  - events: [ prepare, cleanup ]
+    showlogs: true
+    command: ../bin/helmify
+    args:
+    - '{{`{{ if eq .Event.Name "prepare" }}build{{ else }}clean{{ end }}`}}'
+    - '{{`{{ .Release.Chart }}`}}'
+    - '{{`{{ .Environment.Name }}`}}'
+    - ../values/grafana-pdc-agent/manifests
+    - _grafana-pdc-agent

values/grafana-pdc-agent/env.yaml.gotmpl

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+grafana_pdc_agent:
+  enabled: true
+  autosync: true

values/grafana-pdc-agent/manifests/grafana-pdc-agent.yaml

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+{{- if .Values.grafana_pdc_agent.enabled }}
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: grafana-pdc-agent
+  namespace: argocd
+spec:
+  destination:
+    namespace: proometheus
+    server: 'https://kubernetes.default.svc'
+  sources:
+  - repoURL: {{ .Values.clusterConfig.manifests }}
+    targetRevision: HEAD
+    path: helmfile.d
+    plugin:
+      name: helmfile-cmp
+      env:
+      - name: CLUSTER_NAME
+        value: {{ .Values.clusterConfig.cluster }}
+      - name: HELMFILE_ENVIRONMENT
+        value: default
+      - name: HELMFILE_FILE_PATH
+        value: grafana-pdc-agent.yaml.gotmpl
+  project: sys
+  syncPolicy:
+    managedNamespaceMetadata:
+      labels:
+        component: sys
+    syncOptions:
+      - ApplyOutOfSyncOnly=true
+      - ServerSideApply=true
+    {{- if .Values.grafana_pdc_agent.autosync }}
+    automated:
+      prune: true
+      # selfHeal: false
+    {{- end }}
+{{- end }}

values/grafana-pdc-agent/manifests/pdc-agent-deployment.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  labels:
+    app: grafana-pdc-agent
+    name: grafana-pdc-agent
+  name: grafana-pdc-agent
+  namespace: prometheus
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      name: grafana-pdc-agent
+  strategy:
+    rollingUpdate:
+      maxSurge: 1
+      maxUnavailable: 0
+    type: RollingUpdate
+  template:
+    metadata:
+      labels:
+        name: grafana-pdc-agent
+    spec:
+      containers:
+      - name: grafana-pdc-agent
+        env:
+        - name: TOKEN
+          valueFrom:
+            secretKeyRef:
+              key: token
+              name: grafana-pdc-agent
+        - name: CLUSTER
+          valueFrom:
+            secretKeyRef:
+              key: cluster
+              name: grafana-pdc-agent
+        - name: HOSTED_GRAFANA_ID
+          valueFrom:
+            secretKeyRef:
+              key: hosted-grafana-id
+              name: grafana-pdc-agent
+        args:
+        - -cluster
+        - $(CLUSTER)
+        - -token
+        - $(TOKEN)
+        - -gcloud-hosted-grafana-id
+        - "$(HOSTED_GRAFANA_ID)"
+        image: grafana/pdc-agent:latest
+        imagePullPolicy: Always
+        resources:
+          limits:
+            memory: 1Gi
+          requests:
+            cpu: 1
+            memory: 1Gi
+        securityContext:
+          allowPrivilegeEscalation: false
+          privileged: false
+          runAsNonRoot: true
+          capabilities:
+            drop:
+              - all
+      securityContext:
+        runAsUser: 30000
+        runAsGroup: 30000
+        fsGroup: 30000