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Diffstat (limited to 'src/libhydra/plugins/kernel_pfkey/kernel_pfkey_ipsec.c')
-rw-r--r--src/libhydra/plugins/kernel_pfkey/kernel_pfkey_ipsec.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/src/libhydra/plugins/kernel_pfkey/kernel_pfkey_ipsec.c b/src/libhydra/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
index 5d059cf2b..1aa7a6a99 100644
--- a/src/libhydra/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
+++ b/src/libhydra/plugins/kernel_pfkey/kernel_pfkey_ipsec.c
@@ -1923,9 +1923,10 @@ static bool install_route(private_kernel_pfkey_ipsec_t *this,
{
route_entry_t *route, *old;
host_t *host, *src, *dst;
+ bool is_virtual;
if (hydra->kernel_interface->get_address_by_ts(hydra->kernel_interface,
- in->dst_ts, &host, NULL) != SUCCESS)
+ in->dst_ts, &host, &is_virtual) != SUCCESS)
{
return FALSE;
}
@@ -1942,6 +1943,14 @@ static bool install_route(private_kernel_pfkey_ipsec_t *this,
.dst_net = chunk_clone(policy->src.net->get_address(policy->src.net)),
);
+ /* if the IP is virtual, we install the route over the interface it has
+ * been installed on. Otherwise we use the interface we use for IKE, as
+ * this is required for example on Linux. */
+ if (is_virtual)
+ {
+ src = route->src_ip;
+ }
+
/* get interface for route, using source address */
if (!hydra->kernel_interface->get_interface(hydra->kernel_interface,
src, &route->if_name))