kaffa/XDP-Firewall
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Optimized code.

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This commit is contained in:
Christian Deacon
2020-05-07 13:41:37 +00:00
parent c505d2b97d
commit c628afcbb8
1 changed files with 5 additions and 2 deletions
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3
src/xdpfw_kern.c
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@@ -480,9 +480,12 @@ int xdp_prog_main(struct xdp_md *ctx)
if (matched && action == 0) if (matched && action == 0)
{ {
// Before dropping, update the blacklist map. // Before dropping, update the blacklist map.
if (blocktime > 0)
{
uint64_t newTime = now + (blocktime * 1000000000); uint64_t newTime = now + (blocktime * 1000000000);
bpf_map_update_elem(&ip_blacklist_map, &iph->saddr, &newTime, BPF_ANY); bpf_map_update_elem(&ip_blacklist_map, &iph->saddr, &newTime, BPF_ANY);
}
return XDP_DROP; return XDP_DROP;
} }