CNI_DIR="$(mktemp -d -q --tmpdir "flannel.XXXXXX")"
trap 'rm -rf "${CNI_DIR}"' EXIT
wget --retry-on-host-error --retry-on-http-error 404,429,503 --tries=5 https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml -P $CNI_DIR
CNI_DIR="$(mktemp -d -q --tmpdir "flannel.XXXXXX")"
trap 'rm -rf "${CNI_DIR}"' EXIT
wget --retry-on-host-error --retry-on-http-error 404,429,503 --tries=5 https://raw.githubusercontent.com/coreos/flannel/master/Documentation/kube-flannel.yml -P $CNI_DIR