feat: grafana agent deployment

!1

templates/Daemonset-GrafanaAgent.yaml

@@ -0,0 +1,136 @@
+---
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  labels:
+    app.kubernetes.io/instance: k8s
+    app.kubernetes.io/component: exporter
+    app.kubernetes.io/name: grafana-agent
+    app.kubernetes.io/managed-by: {{ $.Release.Service }}
+    app.kubernetes.io/part-of: {{ $.Chart.Name }}
+    app.kubernetes.io/version: {{ $.Chart.Version }}
+    metricsJob: node-exporter
+    cadvisormetricsJob: cadvisor
+    nodeExportermetricsJob: node
+  name: grafana-agent
+  namespace: "{{ .Values.nfc_monitoring.grafana_agent.namespace }}"
+spec:
+  selector:
+    matchLabels:
+      app.kubernetes.io/instance: k8s
+      app.kubernetes.io/component: exporter
+      app.kubernetes.io/name: grafana-agent
+      app.kubernetes.io/managed-by: {{ $.Release.Service }}
+      app.kubernetes.io/part-of: {{ $.Chart.Name }}
+      app.kubernetes.io/version: {{ $.Chart.Version }}
+      metricsJob: node-exporter
+      cadvisormetricsJob: cadvisor
+      nodeExportermetricsJob: node
+  template:
+    metadata:
+      labels:
+        app.kubernetes.io/instance: k8s
+        app.kubernetes.io/component: exporter
+        app.kubernetes.io/name: grafana-agent
+        app.kubernetes.io/managed-by: {{ $.Release.Service }}
+        app.kubernetes.io/part-of: {{ $.Chart.Name }}
+        app.kubernetes.io/version: {{ $.Chart.Version }}
+        metricsJob: node-exporter
+        cadvisormetricsJob: cadvisor
+        nodeExportermetricsJob: node
+    spec:
+      automountServiceAccountToken: true
+      containers:
+      - args:
+        - --server.http.address=0.0.0.0:12345
+        - --config.file=/etc/agent/agent.yaml
+        name: grafana-agent
+        image: "{{ .Values.nfc_monitoring.grafana_agent.image.name }}:{{ .Values.nfc_monitoring.grafana_agent.image.tag }}"
+        #imagePullPolicy: Never
+        ports:
+        - containerPort: 12345
+          name: grafana-metrics
+          protocol: TCP
+        resources:
+          limits:
+            cpu: 1000m
+            memory: 180Mi
+          requests:
+            cpu: 40m
+            memory: 180Mi
+        securityContext:
+          capabilities:
+            add:
+            - SYS_TIME
+            # drop:
+            # - ALL
+          readOnlyRootFilesystem: false
+          privileged: true
+        volumeMounts:
+        - mountPath: /host/sys
+          mountPropagation: HostToContainer
+          name: sys
+          readOnly: true
+        - mountPath: /host/proc
+          mountPropagation: HostToContainer
+          name: proc
+          readOnly: true
+        - mountPath: /host/root
+          mountPropagation: HostToContainer
+          name: rootfs
+          readOnly: true
+        - mountPath: /var/log
+          mountPropagation: HostToContainer
+          name: logs
+          readOnly: true
+        - name: config
+          mountPath: "/etc/agent"
+          readOnly: false
+        - name: temp
+          mountPath: "/tmp"
+          readOnly: false
+        - name: agent-data
+          mountPath: "/etc/agent/data"
+          readOnly: false
+      volumes:
+      - hostPath:
+          path: /sys
+        name: sys
+      - hostPath:
+          path: /proc
+        name: proc
+      - hostPath:
+          path: /
+        name: rootfs
+      - hostPath:
+          path: /var/log
+        name: logs
+      - name: config
+        configMap:
+          name: grafana-agent
+          items:
+            - key: "agent.yaml"
+              path: "agent.yaml"
+      - name: temp
+        emptyDir: {}
+      - name: agent-data
+        emptyDir: {}
+
+      - name: var-run
+        hostPath:
+          path: /var/run
+      - name: containerd
+        hostPath:
+          path: /var/lib/contairnerd
+      - name: disk
+        hostPath:
+          path: /dev/disk
+
+      nodeSelector:
+        kubernetes.io/os: linux
+      hostNetwork: true
+      hostPID: true
+      priorityClassName: system-cluster-critical
+      serviceAccountName: grafana-agent
+      tolerations:
+      - operator: Exists