add filebeat daemonset

dev-upgrade/elastic/filebeat.yaml

@@ -0,0 +1,201 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: filebeat-config
+  namespace: kube-system
+  labels:
+    k8s-app: filebeat
+data:
+  filebeat.yml: |-
+    filebeat.config:
+      modules:
+        path: ${path.config}/modules.d/*.yml
+        reload.enabled: false
+
+    filebeat.autodiscover:
+      providers:
+        - type: docker
+          hints.enabled: true
+
+    processors:
+    - add_cloud_metadata: ~
+
+    filebeat.inputs:
+    - type: log
+      paths:
+        - /data/app_logs/*/logstash/*.log
+      json.keys_under_root: true
+      tags: ['json']
+
+    #All data to indexed to Elasticsearch
+    output.logstash:
+      hosts: ["logstash:5044"]
+
+---
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  name: filebeat
+  namespace: kube-system
+  labels:
+    k8s-app: filebeat
+spec:
+  selector:
+    matchLabels:
+      k8s-app: filebeat
+  template:
+    metadata:
+      labels:
+        k8s-app: filebeat
+    spec:
+      serviceAccountName: filebeat
+      terminationGracePeriodSeconds: 30
+      hostNetwork: true
+      dnsPolicy: ClusterFirstWithHostNet
+      containers:
+      - name: filebeat
+        image: docker.elastic.co/beats/filebeat:7.16.3
+        args: [
+          "-c", "/etc/filebeat.yml",
+          "-e",
+        ]
+        env:
+        - name: NODE_NAME
+          valueFrom:
+            fieldRef:
+              fieldPath: spec.nodeName
+        securityContext:
+          runAsUser: 0
+        resources:
+          limits:
+            memory: 200Mi
+          requests:
+            cpu: 100m
+            memory: 100Mi
+        volumeMounts:
+        - name: config
+          mountPath: /etc/filebeat.yml
+          readOnly: true
+          subPath: filebeat.yml
+        - name: data
+          mountPath: /usr/share/filebeat/data
+        - name: app_logs
+          mountPath: /data/app_logs
+          readOnly: true
+        - name: varlog
+          mountPath: /var/log
+          readOnly: true
+      volumes:
+      - name: config
+        configMap:
+          defaultMode: 0640
+          name: filebeat-config
+      - name: app_logs
+        hostPath:
+          path: /data/app_logs
+      - name: data
+        hostPath:
+          # When filebeat runs as non-root user, this directory needs to be writable by group (g+w).
+          path: /var/lib/filebeat-data
+          type: DirectoryOrCreate
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRoleBinding
+metadata:
+  name: filebeat
+subjects:
+- kind: ServiceAccount
+  name: filebeat
+  namespace: kube-system
+roleRef:
+  kind: ClusterRole
+  name: filebeat
+  apiGroup: rbac.authorization.k8s.io
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: filebeat
+  namespace: kube-system
+subjects:
+  - kind: ServiceAccount
+    name: filebeat
+    namespace: kube-system
+roleRef:
+  kind: Role
+  name: filebeat
+  apiGroup: rbac.authorization.k8s.io
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: RoleBinding
+metadata:
+  name: filebeat-kubeadm-config
+  namespace: kube-system
+subjects:
+  - kind: ServiceAccount
+    name: filebeat
+    namespace: kube-system
+roleRef:
+  kind: Role
+  name: filebeat-kubeadm-config
+  apiGroup: rbac.authorization.k8s.io
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: ClusterRole
+metadata:
+  name: filebeat
+  labels:
+    k8s-app: filebeat
+rules:
+- apiGroups: [""] # "" indicates the core API group
+  resources:
+  - namespaces
+  - pods
+  - nodes
+  verbs:
+  - get
+  - watch
+  - list
+- apiGroups: ["apps"]
+  resources:
+    - replicasets
+  verbs: ["get", "list", "watch"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: filebeat
+  # should be the namespace where filebeat is running
+  namespace: kube-system
+  labels:
+    k8s-app: filebeat
+rules:
+  - apiGroups:
+      - coordination.k8s.io
+    resources:
+      - leases
+    verbs: ["get", "create", "update"]
+---
+apiVersion: rbac.authorization.k8s.io/v1
+kind: Role
+metadata:
+  name: filebeat-kubeadm-config
+  namespace: kube-system
+  labels:
+    k8s-app: filebeat
+rules:
+  - apiGroups: [""]
+    resources:
+      - configmaps
+    resourceNames:
+      - kubeadm-config
+    verbs: ["get"]
+---
+apiVersion: v1
+kind: ServiceAccount
+metadata:
+  name: filebeat
+  namespace: kube-system
+  labels:
+    k8s-app: filebeat
+---