# KeyDB KeyDB can be instantiated by symlinking the generated keydb.yml, in future this could be handled by an operator. ``` helm template keydb enapter/keydb --set persistentVolume.enabled=false > keydb.yml ``` # To regenerate base network policies It's quite odd there is no better way to generate these. cat << EOF > networkpolicy-base.yml --- apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: kubedns spec: podSelector: {} policyTypes: - Egress egress: - to: - namespaceSelector: matchLabels: kubernetes.io/metadata.name: kube-system ports: - protocol: UDP port: 53 --- apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: kubeprobe spec: podSelector: {} policyTypes: - Ingress ingress: EOF for j in $(kubectl get nodes -o json | jq '.items[] | .spec.podCIDR' -r | cut -d "/" -f 1 | sed -e 's/\.0$/\.1\/32/' | xargs); do cat << EOF >> networkpolicy-base.yml - from: - ipBlock: cidr: $j EOF done cat << EOF >> networkpolicy-base.yml --- apiVersion: networking.k8s.io/v1 kind: NetworkPolicy metadata: name: kubeapi spec: podSelector: {} policyTypes: - Egress egress: - ports: - port: 6443 to: EOF for j in $(kubectl get ep -n default kubernetes -o json | jq '.subsets[].addresses[].ip' -r | xargs); do cat << EOF >> networkpolicy-base.yml - ipBlock: cidr: $j/32 EOF done