# DaemonSet image pre-puller — keeps training images cached on GPU nodes
# Runs on ci-training (L40S) pool so training jobs skip the pull.
# Init containers pull :latest tags, then the main container sleeps forever.
---
apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: image-prepuller
  namespace: foxhunt
  labels:
    app: image-prepuller
    app.kubernetes.io/part-of: foxhunt
spec:
  selector:
    matchLabels:
      app: image-prepuller
  template:
    metadata:
      labels:
        app: image-prepuller
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
              - matchExpressions:
                  - key: k8s.scaleway.com/pool-name
                    operator: In
                    values:
                      - ci-training
      tolerations:
        - key: nvidia.com/gpu
          operator: Exists
          effect: NoSchedule
        - key: node.cilium.io/agent-not-ready
          operator: Exists
          effect: NoSchedule
      imagePullSecrets:
        - name: gitlab-registry
      initContainers:
        - name: pull-training-runtime
          image: gitlab-registry.foxhunt.svc.cluster.local:5000/root/foxhunt/foxhunt-training-runtime:latest
          command: ["echo", "foxhunt-training-runtime image pulled"]
          resources:
            requests:
              cpu: 10m
              memory: 16Mi
            limits:
              cpu: 10m
              memory: 16Mi
      containers:
        - name: pause
          image: registry.k8s.io/pause:3.10
          resources:
            requests:
              cpu: 10m
              memory: 16Mi
            limits:
              cpu: 10m
              memory: 16Mi