diff options
Diffstat (limited to 'staticd/static_zebra.c')
| -rw-r--r-- | staticd/static_zebra.c | 117 |
1 files changed, 57 insertions, 60 deletions
diff --git a/staticd/static_zebra.c b/staticd/static_zebra.c index 27605da63f..976f892efb 100644 --- a/staticd/static_zebra.c +++ b/staticd/static_zebra.c @@ -49,46 +49,16 @@ bool debug; struct zclient *zclient; static struct hash *static_nht_hash; -static struct interface *zebra_interface_if_lookup(struct stream *s) -{ - char ifname_tmp[INTERFACE_NAMSIZ]; - - /* Read interface name. */ - stream_get(ifname_tmp, s, INTERFACE_NAMSIZ); - - /* And look it up. */ - return if_lookup_by_name(ifname_tmp, VRF_DEFAULT); -} - /* Inteface addition message from zebra. */ -static int interface_add(ZAPI_CALLBACK_ARGS) +static int static_ifp_create(struct interface *ifp) { - struct interface *ifp; - - ifp = zebra_interface_add_read(zclient->ibuf, vrf_id); - - if (!ifp) - return 0; - static_ifindex_update(ifp, true); + return 0; } -static int interface_delete(ZAPI_CALLBACK_ARGS) +static int static_ifp_destroy(struct interface *ifp) { - struct interface *ifp; - struct stream *s; - - s = zclient->ibuf; - /* zebra_interface_state_read () updates interface structure in iflist - */ - ifp = zebra_interface_state_read(s, vrf_id); - - if (ifp == NULL) - return 0; - - if_set_index(ifp, IFINDEX_INTERNAL); - static_ifindex_update(ifp, false); return 0; } @@ -113,37 +83,25 @@ static int interface_address_delete(ZAPI_CALLBACK_ARGS) return 0; } -static int interface_state_up(ZAPI_CALLBACK_ARGS) +static int static_ifp_up(struct interface *ifp) { - struct interface *ifp; + if (if_is_vrf(ifp)) { + struct static_vrf *svrf = static_vrf_lookup_by_id(ifp->vrf_id); - ifp = zebra_interface_if_lookup(zclient->ibuf); - - if (ifp) { - if (if_is_vrf(ifp)) { - struct static_vrf *svrf = - static_vrf_lookup_by_id(vrf_id); - - static_fixup_vrf_ids(svrf); - static_config_install_delayed_routes(svrf); - } - - /* Install any static reliant on this interface coming up */ - static_install_intf_nh(ifp); - static_ifindex_update(ifp, true); + static_fixup_vrf_ids(svrf); + static_config_install_delayed_routes(svrf); } + /* Install any static reliant on this interface coming up */ + static_install_intf_nh(ifp); + static_ifindex_update(ifp, true); + return 0; } -static int interface_state_down(ZAPI_CALLBACK_ARGS) +static int static_ifp_down(struct interface *ifp) { - struct interface *ifp; - - ifp = zebra_interface_state_read(zclient->ibuf, vrf_id); - - if (ifp) - static_ifindex_update(ifp, false); + static_ifindex_update(ifp, false); return 0; } @@ -200,6 +158,25 @@ struct static_nht_data { uint8_t nh_num; }; +/* API to check whether the configured nexthop address is + * one of its local connected address or not. + */ +static bool +static_nexthop_is_local(vrf_id_t vrfid, struct prefix *addr, int family) +{ + if (family == AF_INET) { + if (if_lookup_exact_address(&addr->u.prefix4, + AF_INET, + vrfid)) + return true; + } else if (family == AF_INET6) { + if (if_lookup_exact_address(&addr->u.prefix6, + AF_INET6, + vrfid)) + return true; + } + return false; +} static int static_zebra_nexthop_update(ZAPI_CALLBACK_ARGS) { struct static_nht_data *nhtd, lookup; @@ -214,6 +191,12 @@ static int static_zebra_nexthop_update(ZAPI_CALLBACK_ARGS) if (nhr.prefix.family == AF_INET6) afi = AFI_IP6; + if (nhr.type == ZEBRA_ROUTE_CONNECT) { + if (static_nexthop_is_local(vrf_id, &nhr.prefix, + nhr.prefix.family)) + nhr.nexthop_num = 0; + } + memset(&lookup, 0, sizeof(lookup)); lookup.nh = &nhr.prefix; lookup.nh_vrf_id = vrf_id; @@ -479,19 +462,19 @@ extern void static_zebra_route_add(struct route_node *rn, ZEBRA_ROUTE_ADD : ZEBRA_ROUTE_DELETE, zclient, &api); } + void static_zebra_init(void) { struct zclient_options opt = { .receive_notify = true }; + if_zapi_callbacks(static_ifp_create, static_ifp_up, + static_ifp_down, static_ifp_destroy); + zclient = zclient_new(master, &opt); zclient_init(zclient, ZEBRA_ROUTE_STATIC, 0, &static_privs); zclient->zebra_capabilities = static_zebra_capabilities; zclient->zebra_connected = zebra_connected; - zclient->interface_add = interface_add; - zclient->interface_delete = interface_delete; - zclient->interface_up = interface_state_up; - zclient->interface_down = interface_state_down; zclient->interface_address_add = interface_address_add; zclient->interface_address_delete = interface_address_delete; zclient->route_notify_owner = route_notify_owner; @@ -501,3 +484,17 @@ void static_zebra_init(void) static_nht_hash_cmp, "Static Nexthop Tracking hash"); } + +void static_zebra_vrf_register(struct vrf *vrf) +{ + if (vrf->vrf_id == VRF_DEFAULT) + return; + zclient_send_reg_requests(zclient, vrf->vrf_id); +} + +void static_zebra_vrf_unregister(struct vrf *vrf) +{ + if (vrf->vrf_id == VRF_DEFAULT) + return; + zclient_send_dereg_requests(zclient, vrf->vrf_id); +} |