diff options
| author |   Damjan Marion <damarion@cisco.com> | 2018-01-18 13:35:11 +0100 |
|---|---|---|
| committer |   Neale Ranns <nranns@cisco.com> | 2018-01-18 15:59:06 +0000 |
| commit | 7866c4595b65f54f491ffc4e92b1f8cf94d6f142 (patch) | |
| tree | 404c981a49256a66e4a95718f426d2040619fe71 /src/vnet/devices/netlink.c | |
| parent | 929fb9d75071ef4141b1cac3997f86d9ded0a9ab (diff) | |
tapv2: add option to set host-side default gw
Change-Id: I76fd655ecd9445299b94b3b5af10e7b1588584e4
Signed-off-by: Damjan Marion <damarion@cisco.com>
Diffstat (limited to 'src/vnet/devices/netlink.c')
| -rw-r--r-- | src/vnet/devices/netlink.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/vnet/devices/netlink.c b/src/vnet/devices/netlink.c index 5994366007c..8346b1c77ea 100644 --- a/src/vnet/devices/netlink.c +++ b/src/vnet/devices/netlink.c @@ -245,6 +245,48 @@ vnet_netlink_add_ip6_addr (int ifindex, void *addr, int pfx_len) return vnet_netlink_msg_send (&m); } +clib_error_t * +vnet_netlink_add_ip4_route (void *dst, u8 dst_len, void *gw) +{ + vnet_netlink_msg_t m; + struct rtmsg rtm = { 0 }; + u8 dflt[4] = { 0 }; + + rtm.rtm_family = AF_INET; + rtm.rtm_table = RT_TABLE_MAIN; + rtm.rtm_type = RTN_UNICAST; + rtm.rtm_dst_len = dst_len; + + vnet_netlink_msg_init (&m, RTM_NEWROUTE, + NLM_F_REQUEST | NLM_F_CREATE | NLM_F_EXCL, + &rtm, sizeof (struct rtmsg)); + + vnet_netlink_msg_add_rtattr (&m, RTA_GATEWAY, gw, 4); + vnet_netlink_msg_add_rtattr (&m, RTA_DST, dst ? dst : dflt, 4); + return vnet_netlink_msg_send (&m); +} + +clib_error_t * +vnet_netlink_add_ip6_route (void *dst, u8 dst_len, void *gw) +{ + vnet_netlink_msg_t m; + struct rtmsg rtm = { 0 }; + u8 dflt[16] = { 0 }; + + rtm.rtm_family = AF_INET6; + rtm.rtm_table = RT_TABLE_MAIN; + rtm.rtm_type = RTN_UNICAST; + rtm.rtm_dst_len = dst_len; + + vnet_netlink_msg_init (&m, RTM_NEWROUTE, + NLM_F_REQUEST | NLM_F_CREATE | NLM_F_EXCL, + &rtm, sizeof (struct rtmsg)); + + vnet_netlink_msg_add_rtattr (&m, RTA_GATEWAY, gw, 16); + vnet_netlink_msg_add_rtattr (&m, RTA_DST, dst ? dst : dflt, 16); + return vnet_netlink_msg_send (&m); +} + /* * fd.io coding-style-patch-verification: ON * |