diff options
| author | Carmine Scarpitta <cscarpit@cisco.com> | 2025-02-13 10:59:40 +0100 |
|---|---|---|
| committer | Carmine Scarpitta <cscarpit@cisco.com> | 2025-02-26 07:19:51 +0100 |
| commit | 646c4f95d9aa978558757df58d013e78f0c50363 (patch) | |
| tree | 518f03909f71879b01c124612d7fbc2c7b7a1aa9 /staticd/static_nb_config.c | |
| parent | 7438a94eeb3d054cc9e375c4a5dd73708dcee37f (diff) | |
staticd: Add nb callbacks to configure a nexthop for SRv6 uA behavior
An SRv6 uA SID is associated with the interface and (optionally) the
IPv6 address of the nexthop.
This commit adds the modify and destroy nortbound callbacks required to
set the nexthop.
Signed-off-by: Carmine Scarpitta <cscarpit@cisco.com>
Diffstat (limited to 'staticd/static_nb_config.c')
| -rw-r--r-- | staticd/static_nb_config.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/staticd/static_nb_config.c b/staticd/static_nb_config.c index fb3e2d0f83..71df15fa61 100644 --- a/staticd/static_nb_config.c +++ b/staticd/static_nb_config.c @@ -1286,6 +1286,58 @@ int routing_control_plane_protocols_control_plane_protocol_staticd_segment_routi /* * XPath: + * /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/segment-routing/srv6/locators/locator/static-sids/sid/paths/next-hop + */ +int routing_control_plane_protocols_control_plane_protocol_staticd_segment_routing_srv6_local_sids_sid_paths_next_hop_modify( + struct nb_cb_modify_args *args) +{ + struct static_srv6_sid *sid; + struct ipaddr nexthop; + + switch (args->event) { + case NB_EV_VALIDATE: + zlog_info("validating nexthop %pI6", &nexthop.ipaddr_v6); + yang_dnode_get_ip(&nexthop, args->dnode, "../next-hop"); + if (!IS_IPADDR_V6(&nexthop)) { + snprintf(args->errmsg, args->errmsg_len, + "%% Nexthop must be an IPv6 address"); + return NB_ERR_VALIDATION; + } + break; + case NB_EV_ABORT: + case NB_EV_PREPARE: + break; + case NB_EV_APPLY: + sid = nb_running_get_entry(args->dnode, NULL, true); + + /* Release and uninstall existing SID, if any, before requesting the new one */ + if (CHECK_FLAG(sid->flags, STATIC_FLAG_SRV6_SID_VALID)) { + static_zebra_release_srv6_sid(sid); + UNSET_FLAG(sid->flags, STATIC_FLAG_SRV6_SID_VALID); + } + + if (CHECK_FLAG(sid->flags, STATIC_FLAG_SRV6_SID_SENT_TO_ZEBRA)) { + static_zebra_srv6_sid_uninstall(sid); + UNSET_FLAG(sid->flags, STATIC_FLAG_SRV6_SID_SENT_TO_ZEBRA); + } + + yang_dnode_get_ip(&nexthop, args->dnode, "../next-hop"); + sid->attributes.nh6 = nexthop.ipaddr_v6; + + break; + } + + return NB_OK; +} + +int routing_control_plane_protocols_control_plane_protocol_staticd_segment_routing_srv6_local_sids_sid_paths_next_hop_destroy( + struct nb_cb_destroy_args *args) +{ + return NB_OK; +} + +/* + * XPath: * /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/segment-routing/srv6/locators/locator/static-sids/sid/vrf-name */ int routing_control_plane_protocols_control_plane_protocol_staticd_segment_routing_srv6_local_sids_sid_locator_name_modify( |