cache-image.yaml

name: Cache image
on:
  workflow_dispatch:
    inputs:
      containers:
        description: Container(s) to cache (comma-separated)
        required: true

jobs:
  deploywrappers:
    name: Deploy DaemonSet
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Install Helm
        run: curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash
      - name: save kubeconfig
        shell: bash
        run: mkdir -p ~/.kube && echo "${{ secrets.TEST_KUBECONFIG }}" > ~/.kube/config
      - name: Install Kubectl
        run: curl -LO "https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl" && chmod +x ./kubectl && sudo mv ./kubectl /usr/local/bin/kubectl && kubectl version
      - name: Deploy DaemonSet
        run: |
          cat << "EOF" > ds-template.yaml
          apiVersion: apps/v1
          kind: DaemonSet
          metadata:
            name: PLACEHOLDERNAME-cache-daemonset
            namespace: cache-gxy
          spec:
            selector:
              matchLabels:
                name: PLACEHOLDERNAME-cache
            template:
              metadata:
                labels:
                  name: PLACEHOLDERNAME-cache
              spec:
                affinity:
                  nodeAffinity:
                    requiredDuringSchedulingIgnoredDuringExecution:
                      nodeSelectorTerms:
                        - matchExpressions:
                            - key: bioconductor.org/type
                              operator: In
                              values: ["worker"]
                containers:
                - name: PLACEHOLDERNAME-cache
                  image: PLACEHOLDERCONTAINER
                  resources:
                    limits:
                      cpu: 10m
                      memory: 10Mi
                    requests:
                      cpu: 5m
                      memory: 5Mi
                  command:
                      - /bin/sh
                  args:
                      - "-c"
                      - "sleep 604800"
                terminationGracePeriodSeconds: 1
          EOF
          
          cat << "EOF" > /tmp/create-ds.sh
          IFS=',' read -ra CONTAINERS <<< "$1"
          for CONTAINER in "${CONTAINERS[@]}"; do
            NAME=$(echo "$CONTAINER" | sed "s/[^[:alnum:]-]//g")
            cp ds-template.yaml "$NAME-ds-template.yaml"
            sed -i "s#PLACEHOLDERNAME#$NAME#g" $NAME-ds-template.yaml
            sed -i "s#PLACEHOLDERCONTAINER#$CONTAINER#g" $NAME-ds-template.yaml
            sed -i "s#PLACEHOLDERNODES#$(kubectl get nodes -o custom-columns='NAME:.metadata.name' --no-headers | grep 'cluster-' | awk '{printf "\"%s\",", $1}' | sed 's/,$//')#g" $NAME-ds-template.yaml
            kubectl apply -f $NAME-ds-template.yaml
          done
          EOF

          bash /tmp/create-ds.sh '${{inputs.containers}}'