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xt_TEE: enable routing by iif, nfmark and flowlabel

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Patrick McHardy suggests in
http://marc.info/?l=netfilter-devel&m=123564267330117&w=2 that
routing should handle the clone more like its original.
This commit is contained in:
Jan Engelhardt
2009-03-07 01:20:39 +01:00
parent 7b9ca945d4
commit 36f80be2f7
2 changed files with 8 additions and 0 deletions
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1
doc/changelog.txt
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@@ -6,6 +6,7 @@
- xt_LOGMARK: print incoming interface index
- revert "TEE: do not use TOS for routing"
- xt_TEE: resolve unknown symbol error with CONFIG_IPV6=n
- xt_TEE: enable routing by iif, nfmark and flowlabel
Xtables-addons 1.10 (February 18 2009)

7
extensions/xt_TEE.c
View File

@@ -60,6 +60,8 @@ tee_tg_route4(struct sk_buff *skb, const struct xt_tee_tginfo *info)
struct flowi fl;
memset(&fl, 0, sizeof(fl));
fl.iif = skb->iif;
fl.mark = skb->mark;
fl.nl_u.ip4_u.daddr = info->gw.ip;
fl.nl_u.ip4_u.tos = RT_TOS(iph->tos);
fl.nl_u.ip4_u.scope = RT_SCOPE_UNIVERSE;
@@ -219,11 +221,16 @@ tee_tg4(struct sk_buff **pskb, const struct xt_target_param *par)
static bool
tee_tg_route6(struct sk_buff *skb, const struct xt_tee_tginfo *info)
{
const struct ipv6hdr *iph = ipv6_hdr(skb);
struct dst_entry *dst;
struct flowi fl;
memset(&fl, 0, sizeof(fl));
fl.iif = skb->iif;
fl.mark = skb->mark;
fl.nl_u.ip6_u.daddr = info->gw.in6;
fl.nl_u.ip6_u.flowlabel = ((iph->flow_lbl[0] & 0xF) << 16) |
(iph->flow_lbl[1] << 8) | iph->flow_lbl[2];
#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 25)
dst = ip6_route_output(NULL, &fl);