apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: loki-canary
  namespace: loki
  labels:
    helm.sh/chart: loki-13.5.0
    app.kubernetes.io/name: loki
    app.kubernetes.io/instance: loki
    app.kubernetes.io/version: "3.7.1"
    app.kubernetes.io/component: canary
spec:
  selector:
    matchLabels:
      app.kubernetes.io/name: loki
      app.kubernetes.io/instance: loki
      app.kubernetes.io/component: canary
  updateStrategy:
    rollingUpdate:
      maxUnavailable: 1
    type: RollingUpdate
  template:
    metadata:
      annotations:
        kubectl.kubernetes.io/default-container: "canary"
      labels:
        helm.sh/chart: loki-13.5.0
        app.kubernetes.io/name: loki
        app.kubernetes.io/instance: loki
        app.kubernetes.io/version: "3.7.1"
        app.kubernetes.io/component: canary
    spec:
      serviceAccountName: loki-canary
      enableServiceLinks: true
      automountServiceAccountToken: false
      securityContext:
        fsGroup: 10001
        fsGroupChangePolicy: OnRootMismatch
        runAsGroup: 10001
        runAsNonRoot: true
        runAsUser: 10001
        seccompProfile:
          type: RuntimeDefault
      terminationGracePeriodSeconds: 30
      volumes:
        - name: temp
          emptyDir: {}
      containers:
        - name: canary
          image: docker.io/grafana/loki-canary:3.7.1
          imagePullPolicy: IfNotPresent
          args:
            - -addr=loki-gateway.loki.svc.cluster.local.:80
            - -labelname=pod
            - -labelvalue=$(POD_NAME)
            - -push=true
          ports:
            - name: http-metrics
              containerPort: 3500
              protocol: TCP
          env:
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: GOGC
              value: "80"
            - name: HASH_RING_INSTANCE_ADDR
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
          securityContext:
            allowPrivilegeEscalation: false
            capabilities:
              drop:
                - ALL
            readOnlyRootFilesystem: true
            seccompProfile:
              type: RuntimeDefault
          livenessProbe:
            httpGet:
              path: /metrics
              port: http-metrics
            initialDelaySeconds: 15
            timeoutSeconds: 1
          readinessProbe:
            httpGet:
              path: /metrics
              port: http-metrics
            initialDelaySeconds: 15
            timeoutSeconds: 1
          volumeMounts:
            - name: temp
              mountPath: /tmp