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kernel-pfroute: Implement get_source_addr()

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This commit is contained in:
Tobias Brunner
2013-06-21 17:03:21 +02:00
parent f58f8bf409
commit d6c17e96b2
1 changed files with 27 additions and 12 deletions
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src/libhydra/plugins/kernel_pfroute/kernel_pfroute_net.c
+27 -12
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@@ -812,12 +812,6 @@ METHOD(kernel_net_t, get_interface_name, bool,
return FALSE; return FALSE;
} }
METHOD(kernel_net_t, get_source_addr, host_t*,
private_kernel_pfroute_net_t *this, host_t *dest, host_t *src)
{
return NULL;
}
METHOD(kernel_net_t, add_ip, status_t, METHOD(kernel_net_t, add_ip, status_t,
private_kernel_pfroute_net_t *this, host_t *vip, int prefix, private_kernel_pfroute_net_t *this, host_t *vip, int prefix,
char *ifname) char *ifname)
@@ -1092,8 +1086,12 @@ METHOD(kernel_net_t, del_route, status_t,
return manage_route(this, RTM_DELETE, dst_net, prefixlen, gateway, if_name); return manage_route(this, RTM_DELETE, dst_net, prefixlen, gateway, if_name);
} }
METHOD(kernel_net_t, get_nexthop, host_t*, /**
private_kernel_pfroute_net_t *this, host_t *dest, host_t *src) * Do a route lookup for dest and return either the nexthop or the source
* address.
*/
static host_t *get_route(private_kernel_pfroute_net_t *this, bool nexthop,
host_t *dest, host_t *src)
{ {
struct { struct {
struct rt_msghdr hdr; struct rt_msghdr hdr;
@@ -1106,7 +1104,7 @@ METHOD(kernel_net_t, get_nexthop, host_t*,
.rtm_seq = ++this->seq, .rtm_seq = ++this->seq,
}, },
}; };
host_t *hop = NULL; host_t *host = NULL;
enumerator_t *enumerator; enumerator_t *enumerator;
struct sockaddr *addr; struct sockaddr *addr;
int type; int type;
@@ -1150,9 +1148,14 @@ METHOD(kernel_net_t, get_nexthop, host_t*,
sizeof(*this->reply)); sizeof(*this->reply));
while (enumerator->enumerate(enumerator, &type, &addr)) while (enumerator->enumerate(enumerator, &type, &addr))
{ {
if (type == RTAX_GATEWAY) if (nexthop && type == RTAX_GATEWAY)
{ {
hop = host_create_from_sockaddr(addr); host = host_create_from_sockaddr(addr);
break;
}
if (!nexthop && type == RTAX_IFA)
{
host = host_create_from_sockaddr(addr);
break; break;
} }
} }
@@ -1169,7 +1172,19 @@ METHOD(kernel_net_t, get_nexthop, host_t*,
this->condvar->signal(this->condvar); this->condvar->signal(this->condvar);
this->mutex->unlock(this->mutex); this->mutex->unlock(this->mutex);
return hop; return host;
}
METHOD(kernel_net_t, get_source_addr, host_t*,
private_kernel_pfroute_net_t *this, host_t *dest, host_t *src)
{
return get_route(this, FALSE, dest, src);
}
METHOD(kernel_net_t, get_nexthop, host_t*,
private_kernel_pfroute_net_t *this, host_t *dest, host_t *src)
{
return get_route(this, TRUE, dest, src);
} }
/** /**