// SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause #include <linux/bpf.h> #include <bpf/bpf_helpers.h> #include <bpf/bpf_endian.h> char _license[] SEC("license") = "GPL"; int ifindex; int ret; SEC("lwt_xmit") int redirect_ingress(struct __sk_buff *skb) { ret = bpf_clone_redirect(skb, ifindex, BPF_F_INGRESS); return 0; } SEC("lwt_xmit") int redirect_egress(struct __sk_buff *skb) { ret = bpf_clone_redirect(skb, ifindex, 0); return 0; } SEC("tc") int tc_redirect_ingress(struct __sk_buff *skb) { ret = bpf_clone_redirect(skb, ifindex, BPF_F_INGRESS); return 0; } SEC("tc") int tc_redirect_egress(struct __sk_buff *skb) { ret = bpf_clone_redirect(skb, ifindex, 0); return 0; }