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bgpd: safer vrf/table name (RFC9069) info tlv

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vrf_id_to_name is used for display values only and returns "Unknown" when the vrf is not found
doing a manual lookup and not providing any tlv when the vrf is not found should be better

Signed-off-by: Maxence Younsi <mx.yns@outlook.fr>
This commit is contained in:
mxyns 2022-07-28 18:23:14 +02:00 committed by Maxence Younsi
parent f83857832f
commit 24f3d9ff1a
1 changed files with 13 additions and 0 deletions
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13
bgpd/bgp_bmp.c
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@ -344,6 +344,19 @@ static void bmp_put_info_tlv(struct stream *s, uint16_t type,
stream_put(s, string, len);
}
static void bmp_put_vrftablename_info_tlv(struct stream *s, struct bmp *bmp)
{
#define BMP_INFO_TYPE_VRFTABLENAME 3
char *vrftablename = "global";
if (bmp->targets->bgp->inst_type != BGP_INSTANCE_TYPE_DEFAULT) {
struct vrf *vrf = vrf_lookup_by_id(bmp->targets->bgp->vrf_id);
vrftablename = vrf ? vrf->name : NULL;
}
if (vrftablename != NULL)
bmp_put_info_tlv(s, BMP_INFO_TYPE_VRFTABLENAME, vrftablename);
}
static int bmp_send_initiation(struct bmp *bmp)
{
int len;