*
* Changes:
* Paul `Rusty' Russell properly handle non-linear skbs
+ * Harald Welte don't use nfcache
*
*/
static struct ip_vs_conn *
ip_vs_sched_persist(struct ip_vs_service *svc,
const struct sk_buff *skb,
- __u16 ports[2])
+ __be16 ports[2])
{
struct ip_vs_conn *cp = NULL;
struct iphdr *iph = skb->nh.iph;
struct ip_vs_dest *dest;
struct ip_vs_conn *ct;
- __u16 dport; /* destination port to forward */
- __u32 snet; /* source network of the client, after masking */
+ __be16 dport; /* destination port to forward */
+ __be32 snet; /* source network of the client, after masking */
/* Mask saddr with the netmask to adjust template granularity */
snet = iph->saddr & svc->netmask;
if (ports[1] == svc->port) {
/* Check if a template already exists */
if (svc->port != FTPPORT)
- ct = ip_vs_conn_in_get(iph->protocol, snet, 0,
+ ct = ip_vs_ct_in_get(iph->protocol, snet, 0,
iph->daddr, ports[1]);
else
- ct = ip_vs_conn_in_get(iph->protocol, snet, 0,
+ ct = ip_vs_ct_in_get(iph->protocol, snet, 0,
iph->daddr, 0);
if (!ct || !ip_vs_check_template(ct)) {
iph->daddr,
ports[1],
dest->addr, dest->port,
- 0,
+ IP_VS_CONN_F_TEMPLATE,
dest);
else
ct = ip_vs_conn_new(iph->protocol,
snet, 0,
iph->daddr, 0,
dest->addr, 0,
- 0,
+ IP_VS_CONN_F_TEMPLATE,
dest);
if (ct == NULL)
return NULL;
* port zero template: <protocol,caddr,0,vaddr,0,daddr,0>
*/
if (svc->fwmark)
- ct = ip_vs_conn_in_get(IPPROTO_IP, snet, 0,
+ ct = ip_vs_ct_in_get(IPPROTO_IP, snet, 0,
htonl(svc->fwmark), 0);
else
- ct = ip_vs_conn_in_get(iph->protocol, snet, 0,
+ ct = ip_vs_ct_in_get(iph->protocol, snet, 0,
iph->daddr, 0);
if (!ct || !ip_vs_check_template(ct)) {
snet, 0,
htonl(svc->fwmark), 0,
dest->addr, 0,
- 0,
+ IP_VS_CONN_F_TEMPLATE,
dest);
else
ct = ip_vs_conn_new(iph->protocol,
snet, 0,
iph->daddr, 0,
dest->addr, 0,
- 0,
+ IP_VS_CONN_F_TEMPLATE,
dest);
if (ct == NULL)
return NULL;
struct ip_vs_conn *cp = NULL;
struct iphdr *iph = skb->nh.iph;
struct ip_vs_dest *dest;
- __u16 _ports[2], *pptr;
+ __be16 _ports[2], *pptr;
pptr = skb_header_pointer(skb, iph->ihl*4,
sizeof(_ports), _ports);
return NULL;
IP_VS_DBG(6, "Schedule fwd:%c c:%u.%u.%u.%u:%u v:%u.%u.%u.%u:%u "
- "d:%u.%u.%u.%u:%u flg:%X cnt:%d\n",
+ "d:%u.%u.%u.%u:%u conn->flags:%X conn->refcnt:%d\n",
ip_vs_fwd_tag(cp),
NIPQUAD(cp->caddr), ntohs(cp->cport),
NIPQUAD(cp->vaddr), ntohs(cp->vport),
int ip_vs_leave(struct ip_vs_service *svc, struct sk_buff *skb,
struct ip_vs_protocol *pp)
{
- __u16 _ports[2], *pptr;
+ __be16 _ports[2], *pptr;
struct iphdr *iph = skb->nh.iph;
pptr = skb_header_pointer(skb, iph->ihl*4,
const struct net_device *out,
int (*okfn)(struct sk_buff *))
{
- if (!((*pskb)->nfcache & NFC_IPVS_PROPERTY))
+ if (!((*pskb)->ipvs_property))
return NF_ACCEPT;
-
/* The packet was sent from IPVS, exit this chain */
- (*okfn)(*pskb);
-
- return NF_STOLEN;
+ return NF_STOP;
}
-u16 ip_vs_checksum_complete(struct sk_buff *skb, int offset)
+__sum16 ip_vs_checksum_complete(struct sk_buff *skb, int offset)
{
- return (u16) csum_fold(skb_checksum(skb, offset, skb->len - offset, 0));
+ return csum_fold(skb_checksum(skb, offset, skb->len - offset, 0));
}
static inline struct sk_buff *
/* the TCP/UDP port */
if (IPPROTO_TCP == ciph->protocol || IPPROTO_UDP == ciph->protocol) {
- __u16 *ports = (void *)ciph + ciph->ihl*4;
+ __be16 *ports = (void *)ciph + ciph->ihl*4;
if (inout)
ports[1] = cp->vport;
/* do the statistics and put it back */
ip_vs_out_stats(cp, skb);
- skb->nfcache |= NFC_IPVS_PROPERTY;
+ skb->ipvs_property = 1;
verdict = NF_ACCEPT;
out:
EnterFunction(11);
- if (skb->nfcache & NFC_IPVS_PROPERTY)
+ if (skb->ipvs_property)
return NF_ACCEPT;
iph = skb->nh.iph;
if (sysctl_ip_vs_nat_icmp_send &&
(pp->protocol == IPPROTO_TCP ||
pp->protocol == IPPROTO_UDP)) {
- __u16 _ports[2], *pptr;
+ __be16 _ports[2], *pptr;
pptr = skb_header_pointer(skb, ihl,
sizeof(_ports), _ports);
skb->nh.iph->saddr = cp->vaddr;
ip_send_check(skb->nh.iph);
+ /* For policy routing, packets originating from this
+ * machine itself may be routed differently to packets
+ * passing through. We want this packet to be routed as
+ * if it came from this machine itself. So re-compute
+ * the routing information.
+ */
+ if (ip_route_me_harder(pskb, RTN_LOCAL) != 0)
+ goto drop;
+ skb = *pskb;
+
IP_VS_DBG_PKT(10, pp, skb, 0, "After SNAT");
ip_vs_out_stats(cp, skb);
ip_vs_set_state(cp, IP_VS_DIR_OUTPUT, skb, pp);
ip_vs_conn_put(cp);
- skb->nfcache |= NFC_IPVS_PROPERTY;
+ skb->ipvs_property = 1;
LeaveFunction(11);
return NF_ACCEPT;
if (sysctl_ip_vs_expire_nodest_conn) {
/* try to expire the connection immediately */
ip_vs_conn_expire_now(cp);
- } else {
- /* don't restart its timer, and silently
- drop the packet. */
- __ip_vs_conn_put(cp);
}
+ /* don't restart its timer, and silently
+ drop the packet. */
+ __ip_vs_conn_put(cp);
return NF_DROP;
}