# Copyright (c) 2024, Shanghai Iluvatar CoreX Semiconductor Co., Ltd.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

apiVersion: v1
kind: ServiceAccount
metadata:
  name: ix-exporter
  namespace: "kube-system"

---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: ix-exporter
rules:
  - apiGroups:
      - ""
    resources:
      - pods
      - nodes
    verbs:
      - get
      - list
      - watch

---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: ix-exporter
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: ix-exporter
subjects:
  - kind: ServiceAccount
    name: ix-exporter
    namespace: "kube-system"

---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: "ix-exporter"
  namespace: "kube-system"
  labels:
    app.kubernetes.io/name: "ix-exporter"
spec:
  updateStrategy:
    type: RollingUpdate
  selector:
    matchLabels:
      app.kubernetes.io/name: "ix-exporter"
  template:
    metadata:
      labels:
        app.kubernetes.io/name: "ix-exporter"
      name: "ix-exporter"
    spec:
      tolerations:
        - key: CriticalAddonsOnly
          operator: Exists
      priorityClassName: system-node-critical
      serviceAccountName: ix-exporter
      containers:
        - image: iluvatarcorex/ix-exporter:4.2.1-x86_64
          name: "ix-exporter"
          args:
            - --log-level=4
            - --enable-kubernetes=true
            - --ip=0.0.0.0
          securityContext:
            privileged: true
            runAsNonRoot: false
            runAsUser: 0
          env:
            - name: NODE_NAME
              valueFrom:
                fieldRef:
                  fieldPath: spec.nodeName
          volumeMounts:
            - name: pod-resources
              readOnly: true
              mountPath: "/var/lib/kubelet/pod-resources"
            - name: host-proc
              mountPath: /host-proc
              readOnly: true
              mountPropagation: HostToContainer
            - name: host-time
              mountPath: /etc/localtime
              readOnly: true
            - name: tmp-dir
              mountPath: "/tmp"
              readOnly: false
      volumes:
        - name: host-proc
          hostPath:
            path: "/proc"
        - name: pod-resources
          hostPath:
            path: "/var/lib/kubelet/pod-resources"
        - name: host-time
          hostPath:
            path: /etc/localtime
        - name: tmp-dir
          hostPath:
            path: "/tmp/iluvatar"

---
kind: Service
apiVersion: v1
metadata:
  name: "ix-exporter"
  namespace: "kube-system"
  labels:
    app.kubernetes.io/name: "ix-exporter"
spec:
  selector:
    app.kubernetes.io/name: "ix-exporter"
  type: NodePort
  ports:
    - name: "metrics"
      port: 32021
      targetPort: 32021
      nodePort: 32021