gke client-2.0

deployment-telegraf.yaml

apiVersion: apps/v1
kind: Deployment
metadata:
  name: telegraf-deployment
  namespace: {{.Env.NAMESPACE}}
spec:
  replicas: 1
  minReadySeconds: 10
  selector:
    matchLabels:
      app: telegraf
      role: monitor
  template:
    metadata:
      labels:
        app: telegraf
        role: monitor
    spec:
      tolerations:
        - key: "benchmark.siren.io/job"
          operator: "Equal"
          value: "client-2.0"
          effect: "NoSchedule"
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
              - matchExpressions:
                {{.Env.NODE_SELECTOR}}
        podAntiAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            - labelSelector:
                matchExpressions:
                  - key: role
                    operator: In
                    values:
                      - data
                      - master
                      - main
              topologyKey: "kubernetes.io/hostname"

      containers:
        - image: telegraf:1.23.0
          name: telegraf
          resources:
            limits:
              memory: 2Gi
              cpu: 1
          command:
            - /bin/bash
            - -c
            - |
              # Install jq
              JQ_VERSION='1.6'
              wget --no-check-certificate https://raw.githubusercontent.com/stedolan/jq/master/sig/jq-release.key -O /tmp/jq-release.key && \
              wget --no-check-certificate https://raw.githubusercontent.com/stedolan/jq/master/sig/v${JQ_VERSION}/jq-linux64.asc -O /tmp/jq-linux64.asc && \
              wget --no-check-certificate https://github.com/stedolan/jq/releases/download/jq-${JQ_VERSION}/jq-linux64 -O /tmp/jq-linux64 && \
              gpg --import /tmp/jq-release.key && \
              gpg --verify /tmp/jq-linux64.asc /tmp/jq-linux64 && \
              cp /tmp/jq-linux64 /usr/bin/jq && \
              chmod +x /usr/bin/jq && \
              rm -f /tmp/jq-release.key && \
              rm -f /tmp/jq-linux64.asc && \
              rm -f /tmp/jq-linux64

              # Create the script for getting Federate nodes memory stats
              cp "/secrets-dir/script-get-stats" $HOME/get-nodes-stats-memory.sh
              chmod +x $HOME/get-nodes-stats-memory.sh
              
              # Execute Telegraf
              export TELEGRAF_BENCHMARK_UUID CLUSTER_URL METRICS_FEDERATE_PASSWORD SCRIPT_PATH=$HOME
              telegraf /etc/telegraf/telegraf.conf # --test --input-filter exec --debug
          volumeMounts:
            - mountPath: /etc/telegraf/telegraf.conf
              name: telegraf-config
              subPath: telegraf.conf
              readOnly: true
            - name: vol-telegraf-secrets
              mountPath: /secrets-dir
              readOnly: true
          envFrom:
            - secretRef:
                name: {{.Env.SECRET_NAME}}
      volumes:
        - name: telegraf-config
          configMap:
            name: telegraf-config
        - name: vol-telegraf-secrets
          secret:
            secretName: {{.Env.SECRET_NAME}}