diff options
Diffstat (limited to 'src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c')
| -rw-r--r-- | src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c b/src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c index 4e687c0c5..de665dd6b 100644 --- a/src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c +++ b/src/libhydra/plugins/kernel_netlink/kernel_netlink_ipsec.c @@ -58,8 +58,8 @@ #endif /*IPV6_XFRM_POLICY*/ /** default priority of installed policies */ -#define PRIO_LOW 3000 -#define PRIO_HIGH 2000 +#define PRIO_LOW 1024 +#define PRIO_HIGH 512 /** * map the limit for bytes and packets to XFRM_INF per default @@ -1687,11 +1687,16 @@ METHOD(kernel_ipsec_t, add_policy, status_t, policy_info = (struct xfrm_userpolicy_info*)NLMSG_DATA(hdr); policy_info->sel = policy->sel; policy_info->dir = policy->direction; - /* calculate priority based on source selector size, small size = high prio */ + + /* calculate priority based on selector size, small size = high prio */ policy_info->priority = routed ? PRIO_LOW : PRIO_HIGH; - policy_info->priority -= policy->sel.prefixlen_s * 10; - policy_info->priority -= policy->sel.proto ? 2 : 0; - policy_info->priority -= policy->sel.sport_mask ? 1 : 0; + policy_info->priority -= policy->sel.prefixlen_s; + policy_info->priority -= policy->sel.prefixlen_d; + policy_info->priority <<= 2; /* make some room for the two flags */ + policy_info->priority += policy->sel.sport_mask || + policy->sel.dport_mask ? 0 : 2; + policy_info->priority += policy->sel.proto ? 0 : 1; + policy_info->action = type != POLICY_DROP ? XFRM_POLICY_ALLOW : XFRM_POLICY_BLOCK; policy_info->share = XFRM_SHARE_ANY; |