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bgpd, lib: Include SID structure in seg6local nexthop (backport #16835) #17017

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bgpd, lib: Include SID structure in seg6local nexthop (backport #16835) #17017

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7f49459
lib: Include SID structure in seg6local nexthop
cscarpitta Sep 15, 2024
549a3bf
bgpd: Include structure when installing End.DT4/6 SID
cscarpitta Sep 15, 2024
c476843
bgpd: Include structure when installing End.DT46 SID
cscarpitta Sep 15, 2024
536965a
bgpd: Include structure when removing End.DT4/6 SID
cscarpitta Sep 15, 2024
b817f85
bgpd: Include structure when removing End.DT46 SID
cscarpitta Sep 15, 2024
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56 changes: 53 additions & 3 deletions bgpd/bgp_mplsvpn.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -381,6 +381,18 @@ void vpn_leak_zebra_vrf_sid_update_per_af(struct bgp *bgp, afi_t afi)
if (!vrf)
return;

if (bgp->vpn_policy[afi].tovpn_sid_locator) {
ctx.block_len =
bgp->vpn_policy[afi].tovpn_sid_locator->block_bits_length;
ctx.node_len =
bgp->vpn_policy[afi].tovpn_sid_locator->node_bits_length;
ctx.function_len =
bgp->vpn_policy[afi]
.tovpn_sid_locator->function_bits_length;
ctx.argument_len =
bgp->vpn_policy[afi]
.tovpn_sid_locator->argument_bits_length;
}
ctx.table = vrf->data.l.table_id;
act = afi == AFI_IP ? ZEBRA_SEG6_LOCAL_ACTION_END_DT4
: ZEBRA_SEG6_LOCAL_ACTION_END_DT6;
Expand Down Expand Up @@ -432,6 +444,12 @@ void vpn_leak_zebra_vrf_sid_update_per_vrf(struct bgp *bgp)
if (!vrf)
return;

if (bgp->tovpn_sid_locator) {
ctx.block_len = bgp->tovpn_sid_locator->block_bits_length;
ctx.node_len = bgp->tovpn_sid_locator->node_bits_length;
ctx.function_len = bgp->tovpn_sid_locator->function_bits_length;
ctx.argument_len = bgp->tovpn_sid_locator->argument_bits_length;
}
ctx.table = vrf->data.l.table_id;
act = ZEBRA_SEG6_LOCAL_ACTION_END_DT46;
zclient_send_localsid(zclient, tovpn_sid, bgp->vrf_id, act, &ctx);
Expand Down Expand Up @@ -470,6 +488,11 @@ void vpn_leak_zebra_vrf_sid_update(struct bgp *bgp, afi_t afi)
void vpn_leak_zebra_vrf_sid_withdraw_per_af(struct bgp *bgp, afi_t afi)
{
int debug = BGP_DEBUG(vpn, VPN_LEAK_LABEL);
<<<<<<< HEAD
=======
struct srv6_sid_ctx ctx = {};
struct seg6local_context seg6localctx = {};
>>>>>>> a764fb9bd8 (bgpd: Include structure when removing End.DT4/6 SID)

if (bgp->vrf_id == VRF_UNKNOWN) {
if (debug)
Expand All @@ -482,9 +505,22 @@ void vpn_leak_zebra_vrf_sid_withdraw_per_af(struct bgp *bgp, afi_t afi)
zlog_debug("%s: deleting sid for vrf %s afi (id=%d)", __func__,
bgp->name_pretty, bgp->vrf_id);

if (bgp->vpn_policy[afi].tovpn_sid_locator) {
seg6localctx.block_len =
bgp->vpn_policy[afi].tovpn_sid_locator->block_bits_length;
seg6localctx.node_len =
bgp->vpn_policy[afi].tovpn_sid_locator->node_bits_length;
seg6localctx.function_len =
bgp->vpn_policy[afi]
.tovpn_sid_locator->function_bits_length;
seg6localctx.argument_len =
bgp->vpn_policy[afi]
.tovpn_sid_locator->argument_bits_length;
}
zclient_send_localsid(zclient,
bgp->vpn_policy[afi].tovpn_zebra_vrf_sid_last_sent,
bgp->vrf_id, ZEBRA_SEG6_LOCAL_ACTION_UNSPEC, NULL);
bgp->vpn_policy[afi].tovpn_zebra_vrf_sid_last_sent,
bgp->vrf_id, ZEBRA_SEG6_LOCAL_ACTION_UNSPEC,
&seg6localctx);
XFREE(MTYPE_BGP_SRV6_SID,
bgp->vpn_policy[afi].tovpn_zebra_vrf_sid_last_sent);
bgp->vpn_policy[afi].tovpn_zebra_vrf_sid_last_sent = NULL;
Expand All @@ -497,6 +533,11 @@ void vpn_leak_zebra_vrf_sid_withdraw_per_af(struct bgp *bgp, afi_t afi)
void vpn_leak_zebra_vrf_sid_withdraw_per_vrf(struct bgp *bgp)
{
int debug = BGP_DEBUG(vpn, VPN_LEAK_LABEL);
<<<<<<< HEAD
=======
struct srv6_sid_ctx ctx = {};
struct seg6local_context seg6localctx = {};
>>>>>>> 1587169214 (bgpd: Include structure when removing End.DT46 SID)

if (bgp->vrf_id == VRF_UNKNOWN) {
if (debug)
Expand All @@ -510,9 +551,18 @@ void vpn_leak_zebra_vrf_sid_withdraw_per_vrf(struct bgp *bgp)
zlog_debug("%s: deleting sid for vrf %s (id=%d)", __func__,
bgp->name_pretty, bgp->vrf_id);

if (bgp->tovpn_sid_locator) {
seg6localctx.block_len =
bgp->tovpn_sid_locator->block_bits_length;
seg6localctx.node_len = bgp->tovpn_sid_locator->node_bits_length;
seg6localctx.function_len =
bgp->tovpn_sid_locator->function_bits_length;
seg6localctx.argument_len =
bgp->tovpn_sid_locator->argument_bits_length;
}
zclient_send_localsid(zclient, bgp->tovpn_zebra_vrf_sid_last_sent,
bgp->vrf_id, ZEBRA_SEG6_LOCAL_ACTION_UNSPEC,
NULL);
&seg6localctx);
XFREE(MTYPE_BGP_SRV6_SID, bgp->tovpn_zebra_vrf_sid_last_sent);
bgp->tovpn_zebra_vrf_sid_last_sent = NULL;
}
Expand Down
4 changes: 4 additions & 0 deletions lib/srv6.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -104,6 +104,10 @@ struct seg6local_context {
struct in6_addr nh6;
uint32_t table;
struct seg6local_flavors_info flv;
uint8_t block_len;
uint8_t node_len;
uint8_t function_len;
uint8_t argument_len;
};

struct srv6_locator {
Expand Down
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