diff options
| author | Eric Leblond <eric@inl.fr> | 2006-05-29 18:24:20 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-06-17 21:28:59 -0700 |
| commit | 997ae831ade74bdaed4172b1c02060b9efd6e206 (patch) | |
| tree | feca25f5c27c47724ecfbcc66f4f437619fb57ed /net | |
| parent | 39a27a35c5c1b5be499a0576a35c45a011788bf8 (diff) | |
| download | op-kernel-dev-997ae831ade74bdaed4172b1c02060b9efd6e206.zip op-kernel-dev-997ae831ade74bdaed4172b1c02060b9efd6e206.tar.gz | |
[NETFILTER]: conntrack: add fixed timeout flag in connection tracking
Add a flag in a connection status to have a non updated timeout.
This permits to have connection that automatically die at a given
time.
Signed-off-by: Eric Leblond <eric@inl.fr>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/netfilter/ip_conntrack_core.c | 6 | ||||
| -rw-r--r-- | net/netfilter/nf_conntrack_core.c | 6 |
2 files changed, 12 insertions, 0 deletions
diff --git a/net/ipv4/netfilter/ip_conntrack_core.c b/net/ipv4/netfilter/ip_conntrack_core.c index a297da7..4fe9e69 100644 --- a/net/ipv4/netfilter/ip_conntrack_core.c +++ b/net/ipv4/netfilter/ip_conntrack_core.c @@ -1130,6 +1130,12 @@ void __ip_ct_refresh_acct(struct ip_conntrack *ct, write_lock_bh(&ip_conntrack_lock); + /* Only update if this is not a fixed timeout */ + if (test_bit(IPS_FIXED_TIMEOUT_BIT, &ct->status)) { + write_unlock_bh(&ip_conntrack_lock); + return; + } + /* If not in hash table, timer will not be active yet */ if (!is_confirmed(ct)) { ct->timeout.expires = extra_jiffies; diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index f9b83f9..bc2bd4c 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1396,6 +1396,12 @@ void __nf_ct_refresh_acct(struct nf_conn *ct, write_lock_bh(&nf_conntrack_lock); + /* Only update if this is not a fixed timeout */ + if (test_bit(IPS_FIXED_TIMEOUT_BIT, &ct->status)) { + write_unlock_bh(&nf_conntrack_lock); + return; + } + /* If not in hash table, timer will not be active yet */ if (!nf_ct_is_confirmed(ct)) { ct->timeout.expires = extra_jiffies; |
