--- - name: Configure master to use etcd3 storage backend yedit: src: /etc/origin/master/master-config.yaml key: "{{ item.key }}" value: "{{ item.value }}" with_items: - key: kubernetesMasterConfig.apiServerArguments.storage-backend value: - etcd3 - key: kubernetesMasterConfig.apiServerArguments.storage-media-type value: - application/vnd.kubernetes.protobuf