datatracker/k8s/memcached.yaml at main · DeveloperCode25/datatracker · GitHub

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apiVersion: apps/v1
kind: Deployment
metadata:
  name: memcached
spec:
  replicas: 1
  revisionHistoryLimit: 2
  selector:
    matchLabels:
      app: memcached
  template:
    metadata:
      labels:
        app: memcached
    spec:
      affinity:
        podAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            - labelSelector:
                matchExpressions:
                  - key: app
                    operator: In
                    values:
                      - datatracker
              topologyKey: "kubernetes.io/hostname"
      securityContext:
        runAsNonRoot: true
      containers:
        # -----------------------------------------------------
        # Memcached
        # -----------------------------------------------------
        - image: "memcached:1.6-alpine"
          imagePullPolicy: IfNotPresent
          args: ["-m", "1024"]
          name: memcached
          ports:
            - name: memcached
              containerPort: 11211
              protocol: TCP
          securityContext:
            allowPrivilegeEscalation: false
            capabilities:
              drop:
                - ALL
            readOnlyRootFilesystem: true
            # memcached image sets up uid/gid 11211
            runAsUser: 11211
            runAsGroup: 11211
        # -----------------------------------------------------
        # Memcached Exporter for Prometheus
        # -----------------------------------------------------
        - image: "quay.io/prometheus/memcached-exporter:v0.14.3"
          imagePullPolicy: IfNotPresent
          name: memcached-exporter
          ports:
            - name: metrics
              containerPort: 9150
              protocol: TCP
          securityContext:
            allowPrivilegeEscalation: false
            capabilities:
              drop:
                - ALL
            readOnlyRootFilesystem: true
            runAsUser: 65534  # nobody
            runAsGroup: 65534  # nobody
      dnsPolicy: ClusterFirst
      restartPolicy: Always
      terminationGracePeriodSeconds: 30
---
apiVersion: v1
kind: Service
metadata:
  name: memcached
  annotations:
    k8s.grafana.com/scrape: "true"  # this is not a bool
    k8s.grafana.com/metrics.portName: "metrics"
spec:
  type: ClusterIP
  ports:
    - port: 11211
      targetPort: memcached
      protocol: TCP
      name: memcached
    - port: 9150
      targetPort: metrics
      protocol: TCP
      name: metrics
  selector:
    app: memcached