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staticd: northbound srv6 hooks for segs stack yang model

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Provive hooks for srv6 segs SIDs stack yang model.

Signed-off-by: Dmytro Shytyi <dmytro.shytyi@6wind.com>
This commit is contained in:
Dmytro Shytyi 2023-07-26 18:01:20 +02:00
parent 35028f833c
commit b13b5f85f9
3 changed files with 249 additions and 0 deletions
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29
staticd/static_nb.c
View File

@ -74,6 +74,21 @@ const struct frr_yang_module_info frr_staticd_info = {
.destroy = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_color_destroy,
}
},
{
.xpath = "/frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry",
.cbs = {
.create = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_create,
.destroy = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_destroy,
}
},
{
.xpath = "/frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry/seg",
.cbs = {
.modify = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_modify,
.destroy = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_destroy,
}
},
{
.xpath = "/frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/path-list/frr-nexthops/nexthop/mpls-label-stack/entry",
.cbs = {
@ -182,6 +197,20 @@ const struct frr_yang_module_info frr_staticd_info = {
.destroy = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_color_destroy,
}
},
{
.xpath = "/frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/src-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry",
.cbs = {
.create = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_create,
.destroy = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_destroy,
}
},
{
.xpath = "/frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/src-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry/seg",
.cbs = {
.modify = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_modify,
.destroy = routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_destroy,
}
},
{
.xpath = "/frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/src-list/path-list/frr-nexthops/nexthop/mpls-label-stack/entry",
.cbs = {

20
staticd/static_nb.h
View File

@ -35,6 +35,14 @@ int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_pa
struct nb_cb_modify_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_color_destroy(
struct nb_cb_destroy_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_create(
struct nb_cb_create_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_destroy(
struct nb_cb_destroy_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_modify(
struct nb_cb_modify_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_destroy(
struct nb_cb_destroy_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_mpls_label_stack_entry_create(
struct nb_cb_create_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_mpls_label_stack_entry_destroy(
@ -80,6 +88,14 @@ int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_sr
struct nb_cb_modify_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_color_destroy(
struct nb_cb_destroy_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_create(
struct nb_cb_create_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_destroy(
struct nb_cb_destroy_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_modify(
struct nb_cb_modify_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_destroy(
struct nb_cb_destroy_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_mpls_label_stack_entry_create(
struct nb_cb_create_args *args);
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_mpls_label_stack_entry_destroy(
@ -147,6 +163,10 @@ int routing_control_plane_protocols_name_validate(
#define FRR_STATIC_ROUTE_NHLB_KEY_XPATH "/entry[id='%u']/label"
#define FRR_STATIC_ROUTE_NH_SRV6_SEGS_XPATH "/srv6-segs-stack"
#define FRR_STATIC_ROUTE_NH_SRV6_KEY_SEG_XPATH "/entry[id='%u']/seg"
/* route-list/srclist */
#define FRR_S_ROUTE_SRC_INFO_KEY_XPATH \
"/frr-routing:routing/control-plane-protocols/" \

200
staticd/static_nb_config.c
View File

@ -209,6 +209,98 @@ static bool static_nexthop_destroy(struct nb_cb_destroy_args *args)
return NB_OK;
}
static int nexthop_srv6_segs_stack_entry_create(struct nb_cb_create_args *args)
{
struct static_nexthop *nh;
uint32_t pos;
uint8_t index;
switch (args->event) {
case NB_EV_VALIDATE:
case NB_EV_PREPARE:
case NB_EV_ABORT:
break;
case NB_EV_APPLY:
nh = nb_running_get_entry(args->dnode, NULL, true);
pos = yang_get_list_pos(args->dnode);
if (!pos) {
flog_warn(EC_LIB_NB_CB_CONFIG_APPLY,
"libyang returns invalid seg position");
return NB_ERR;
}
/* Mapping to array = list-index -1 */
index = pos - 1;
memset(&nh->snh_seg.seg[index], 0, sizeof(struct in6_addr));
nh->snh_seg.num_segs++;
break;
}
return NB_OK;
}
static int nexthop_srv6_segs_stack_entry_destroy(struct nb_cb_destroy_args *args)
{
struct static_nexthop *nh;
uint32_t pos;
uint8_t index;
int old_num_segs;
switch (args->event) {
case NB_EV_VALIDATE:
case NB_EV_PREPARE:
case NB_EV_ABORT:
break;
case NB_EV_APPLY:
nh = nb_running_get_entry(args->dnode, NULL, true);
pos = yang_get_list_pos(args->dnode);
if (!pos) {
flog_warn(EC_LIB_NB_CB_CONFIG_APPLY,
"libyang returns invalid seg position");
return NB_ERR;
}
index = pos - 1;
old_num_segs = nh->snh_seg.num_segs;
memset(&nh->snh_seg.seg[index], 0, sizeof(struct in6_addr));
nh->snh_seg.num_segs--;
if (old_num_segs != nh->snh_seg.num_segs)
nh->state = STATIC_START;
break;
}
return NB_OK;
}
static int static_nexthop_srv6_segs_modify(struct nb_cb_modify_args *args)
{
struct static_nexthop *nh;
uint32_t pos;
uint8_t index;
struct in6_addr old_seg;
struct in6_addr cli_seg;
nh = nb_running_get_entry(args->dnode, NULL, true);
pos = yang_get_list_pos(lyd_parent(args->dnode));
if (!pos) {
flog_warn(EC_LIB_NB_CB_CONFIG_APPLY,
"libyang returns invalid seg position");
return NB_ERR;
}
/* Mapping to array = list-index -1 */
index = pos - 1;
old_seg = nh->snh_seg.seg[index];
yang_dnode_get_ipv6(&cli_seg, args->dnode, NULL);
memcpy(&nh->snh_seg.seg[index], &cli_seg, sizeof(struct in6_addr));
if (memcmp(&old_seg, &nh->snh_seg.seg[index],
sizeof(struct in6_addr)) != 0)
nh->state = STATIC_START;
return NB_OK;
}
static int nexthop_mpls_label_stack_entry_create(struct nb_cb_create_args *args)
{
struct static_nexthop *nh;
@ -634,6 +726,60 @@ int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_pa
return NB_OK;
}
/*
* XPath:
* /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry
*/
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_create(
struct nb_cb_create_args *args)
{
return nexthop_srv6_segs_stack_entry_create(args);
}
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_destroy(
struct nb_cb_destroy_args *args)
{
return nexthop_srv6_segs_stack_entry_destroy(args);
}
/*
* XPath:
* /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry/seg
*/
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_modify(
struct nb_cb_modify_args *args)
{
switch (args->event) {
case NB_EV_VALIDATE:
case NB_EV_PREPARE:
case NB_EV_ABORT:
break;
case NB_EV_APPLY:
if (static_nexthop_srv6_segs_modify(args) != NB_OK)
return NB_ERR;
break;
}
return NB_OK;
}
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_destroy(
struct nb_cb_destroy_args *args)
{
/*
* No operation is required in this call back.
* nexthop_srv6_segs_stack_entry_destroy() will take care
* to reset the seg vaue.
*/
switch (args->event) {
case NB_EV_VALIDATE:
case NB_EV_PREPARE:
case NB_EV_ABORT:
case NB_EV_APPLY:
break;
}
return NB_OK;
}
/*
* XPath:
* /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/path-list/frr-nexthops/nexthop/mpls-label-stack/entry
@ -1012,6 +1158,60 @@ int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_sr
return NB_OK;
}
/*
* XPath:
* /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/src-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry
*/
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_create(
struct nb_cb_create_args *args)
{
return nexthop_srv6_segs_stack_entry_create(args);
}
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_destroy(
struct nb_cb_destroy_args *args)
{
return nexthop_srv6_segs_stack_entry_destroy(args);
}
/*
* XPath:
* /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/src-list/path-list/frr-nexthops/nexthop/srv6-segs-stack/entry/seg
*/
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_modify(
struct nb_cb_modify_args *args)
{
switch (args->event) {
case NB_EV_VALIDATE:
case NB_EV_PREPARE:
case NB_EV_ABORT:
break;
case NB_EV_APPLY:
if (static_nexthop_srv6_segs_modify(args) != NB_OK)
return NB_ERR;
break;
}
return NB_OK;
}
int routing_control_plane_protocols_control_plane_protocol_staticd_route_list_src_list_path_list_frr_nexthops_nexthop_srv6_segs_stack_entry_seg_destroy(
struct nb_cb_destroy_args *args)
{
/*
* No operation is required in this call back.
* nexthop_mpls_seg_stack_entry_destroy() will take care
* to reset the seg vaue.
*/
switch (args->event) {
case NB_EV_VALIDATE:
case NB_EV_PREPARE:
case NB_EV_ABORT:
case NB_EV_APPLY:
break;
}
return NB_OK;
}
/*
* XPath:
* /frr-routing:routing/control-plane-protocols/control-plane-protocol/frr-staticd:staticd/route-list/src-list/path-list/frr-nexthops/nexthop/mpls-label-stack/entry