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authorJulian Anastasov <ja@ssi.bg>2011-12-30 14:19:02 +0900
committerPablo Neira Ayuso <pablo@netfilter.org>2011-12-31 16:06:29 +0100
commit52793dbe3d60bd73bbebe28b2bfc9f6b4b920d4c (patch)
tree845ae88e96de3b28884bab1e868e00ba4687fd02 /net
parentfe3c8cc9226c7487c053edad9229dc85e93534d7 (diff)
downloadop-kernel-dev-52793dbe3d60bd73bbebe28b2bfc9f6b4b920d4c.zip
op-kernel-dev-52793dbe3d60bd73bbebe28b2bfc9f6b4b920d4c.tar.gz
ipvs: try also real server with port 0 in backup server
We should not forget to try for real server with port 0 in the backup server when processing the sync message. We should do it in all cases because the backup server can use different forwarding method. Signed-off-by: Julian Anastasov <ja@ssi.bg> Signed-off-by: Simon Horman <horms@verge.net.au> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/ipvs/ip_vs_conn.c2
-rw-r--r--net/netfilter/ipvs/ip_vs_ctl.c10
-rw-r--r--net/netfilter/ipvs/ip_vs_sync.c2
3 files changed, 10 insertions, 4 deletions
diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c
index 12571fb..29fa5ba 100644
--- a/net/netfilter/ipvs/ip_vs_conn.c
+++ b/net/netfilter/ipvs/ip_vs_conn.c
@@ -616,7 +616,7 @@ struct ip_vs_dest *ip_vs_try_bind_dest(struct ip_vs_conn *cp)
if ((cp) && (!cp->dest)) {
dest = ip_vs_find_dest(ip_vs_conn_net(cp), cp->af, &cp->daddr,
cp->dport, &cp->vaddr, cp->vport,
- cp->protocol, cp->fwmark);
+ cp->protocol, cp->fwmark, cp->flags);
ip_vs_bind_dest(cp, dest);
return dest;
} else
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index 008bf97..e1a66cf 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -619,15 +619,21 @@ struct ip_vs_dest *ip_vs_find_dest(struct net *net, int af,
const union nf_inet_addr *daddr,
__be16 dport,
const union nf_inet_addr *vaddr,
- __be16 vport, __u16 protocol, __u32 fwmark)
+ __be16 vport, __u16 protocol, __u32 fwmark,
+ __u32 flags)
{
struct ip_vs_dest *dest;
struct ip_vs_service *svc;
+ __be16 port = dport;
svc = ip_vs_service_get(net, af, fwmark, protocol, vaddr, vport);
if (!svc)
return NULL;
- dest = ip_vs_lookup_dest(svc, daddr, dport);
+ if (fwmark && (flags & IP_VS_CONN_F_FWD_MASK) != IP_VS_CONN_F_MASQ)
+ port = 0;
+ dest = ip_vs_lookup_dest(svc, daddr, port);
+ if (!dest)
+ dest = ip_vs_lookup_dest(svc, daddr, port ^ dport);
if (dest)
atomic_inc(&dest->refcnt);
ip_vs_service_put(svc);
diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c
index 3cdd479..2b6678c0 100644
--- a/net/netfilter/ipvs/ip_vs_sync.c
+++ b/net/netfilter/ipvs/ip_vs_sync.c
@@ -740,7 +740,7 @@ static void ip_vs_proc_conn(struct net *net, struct ip_vs_conn_param *param,
* but still handled.
*/
dest = ip_vs_find_dest(net, type, daddr, dport, param->vaddr,
- param->vport, protocol, fwmark);
+ param->vport, protocol, fwmark, flags);
/* Set the approprite ativity flag */
if (protocol == IPPROTO_TCP) {
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