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netfilter: netns: ip6table_mangle in netns for real 

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
This commit is contained in:
Alexey Dobriyan 2008-10-08 11:35:02 +02:00 committed by Patrick McHardy
parent 1339dd9171
commit 7dd1b8dad8
1 changed files with 22 additions and 9 deletions
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31
net/ipv6/netfilter/ip6table_mangle.c
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@ -67,17 +67,29 @@ static struct xt_table packet_mangler = {
/* The work comes in here from netfilter.c. */ /* The work comes in here from netfilter.c. */
static unsigned int static unsigned int
ip6t_route_hook(unsigned int hook, ip6t_in_hook(unsigned int hook,
struct sk_buff *skb, struct sk_buff *skb,
const struct net_device *in, const struct net_device *in,
const struct net_device *out, const struct net_device *out,
int (*okfn)(struct sk_buff *)) int (*okfn)(struct sk_buff *))
{ {
return ip6t_do_table(skb, hook, in, out, init_net.ipv6.ip6table_mangle); return ip6t_do_table(skb, hook, in, out,
dev_net(in)->ipv6.ip6table_mangle);
} }
static unsigned int static unsigned int
ip6t_local_hook(unsigned int hook, ip6t_post_routing_hook(unsigned int hook,
struct sk_buff *skb,
const struct net_device *in,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
{
return ip6t_do_table(skb, hook, in, out,
dev_net(out)->ipv6.ip6table_mangle);
}
static unsigned int
ip6t_local_out_hook(unsigned int hook,
struct sk_buff *skb, struct sk_buff *skb,
const struct net_device *in, const struct net_device *in,
const struct net_device *out, const struct net_device *out,
@ -108,7 +120,8 @@ ip6t_local_hook(unsigned int hook,
/* flowlabel and prio (includes version, which shouldn't change either */ /* flowlabel and prio (includes version, which shouldn't change either */
flowlabel = *((u_int32_t *)ipv6_hdr(skb)); flowlabel = *((u_int32_t *)ipv6_hdr(skb));
ret = ip6t_do_table(skb, hook, in, out, init_net.ipv6.ip6table_mangle); ret = ip6t_do_table(skb, hook, in, out,
dev_net(out)->ipv6.ip6table_mangle);
if (ret != NF_DROP && ret != NF_STOLEN if (ret != NF_DROP && ret != NF_STOLEN
&& (memcmp(&ipv6_hdr(skb)->saddr, &saddr, sizeof(saddr)) && (memcmp(&ipv6_hdr(skb)->saddr, &saddr, sizeof(saddr))
@ -122,35 +135,35 @@ ip6t_local_hook(unsigned int hook,
static struct nf_hook_ops ip6t_ops[] __read_mostly = { static struct nf_hook_ops ip6t_ops[] __read_mostly = {
{ {
.hook = ip6t_route_hook, .hook = ip6t_in_hook,
.owner = THIS_MODULE, .owner = THIS_MODULE,
.pf = PF_INET6, .pf = PF_INET6,
.hooknum = NF_INET_PRE_ROUTING, .hooknum = NF_INET_PRE_ROUTING,
.priority = NF_IP6_PRI_MANGLE, .priority = NF_IP6_PRI_MANGLE,
}, },
{ {
.hook = ip6t_route_hook, .hook = ip6t_in_hook,
.owner = THIS_MODULE, .owner = THIS_MODULE,
.pf = PF_INET6, .pf = PF_INET6,
.hooknum = NF_INET_LOCAL_IN, .hooknum = NF_INET_LOCAL_IN,
.priority = NF_IP6_PRI_MANGLE, .priority = NF_IP6_PRI_MANGLE,
}, },
{ {
.hook = ip6t_route_hook, .hook = ip6t_in_hook,
.owner = THIS_MODULE, .owner = THIS_MODULE,
.pf = PF_INET6, .pf = PF_INET6,
.hooknum = NF_INET_FORWARD, .hooknum = NF_INET_FORWARD,
.priority = NF_IP6_PRI_MANGLE, .priority = NF_IP6_PRI_MANGLE,
}, },
{ {
.hook = ip6t_local_hook, .hook = ip6t_local_out_hook,
.owner = THIS_MODULE, .owner = THIS_MODULE,
.pf = PF_INET6, .pf = PF_INET6,
.hooknum = NF_INET_LOCAL_OUT, .hooknum = NF_INET_LOCAL_OUT,
.priority = NF_IP6_PRI_MANGLE, .priority = NF_IP6_PRI_MANGLE,
}, },
{ {
.hook = ip6t_route_hook, .hook = ip6t_post_routing_hook,
.owner = THIS_MODULE, .owner = THIS_MODULE,
.pf = PF_INET6, .pf = PF_INET6,
.hooknum = NF_INET_POST_ROUTING, .hooknum = NF_INET_POST_ROUTING,