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bgpd, topotests: bmp, add loc-rib peer up event for imported bgp

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Add the emission of a loc-rib peer up event for an imported bgp instance
at import-vrf configuration. Add a test to control in the BMP collector
that the peer up message is the one from that BGP instance.

Signed-off-by: Philippe Guibert <philippe.guibert@6wind.com>
This commit is contained in:
Philippe Guibert 2024-12-19 08:36:12 +01:00
parent b68b4aa70e
commit ab31e964e4
3 changed files with 28 additions and 6 deletions
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32
bgpd/bgp_bmp.c
View File

@ -650,21 +650,40 @@ static int bmp_send_peerup(struct bmp *bmp)
return 0;
}
static int bmp_send_peerup_vrf(struct bmp *bmp)
static void bmp_send_peerup_vrf_per_instance(struct bmp *bmp, enum bmp_vrf_state *vrf_state,
struct bgp *bgp)
{
struct bmp_bgp *bmpbgp = bmp->targets->bmpbgp;
struct stream *s;
/* send unconditionally because state may has been set before the
* session was up. and in this case the peer up has not been sent.
*/
bmp_bgp_update_vrf_status(&bmpbgp->vrf_state, bmpbgp->bgp, vrf_state_unknown);
bmp_bgp_update_vrf_status(vrf_state, bgp, vrf_state_unknown);
s = bmp_peerstate(bmpbgp->bgp->peer_self, bmpbgp->vrf_state == vrf_state_down);
s = bmp_peerstate(bgp->peer_self, *vrf_state == vrf_state_down);
if (s) {
pullwr_write_stream(bmp->pullwr, s);
stream_free(s);
}
}
static int bmp_send_peerup_vrf(struct bmp *bmp)
{
struct bgp *bgp;
struct bmp_imported_bgp *bib;
struct bmp_bgp *bmpbgp = bmp->targets->bmpbgp;
struct bmp_targets *bt;
bmp_send_peerup_vrf_per_instance(bmp, &bmpbgp->vrf_state, bmpbgp->bgp);
frr_each (bmp_targets, &bmpbgp->targets, bt) {
frr_each (bmp_imported_bgps, &bt->imported_bgps, bib) {
bgp = bgp_lookup_by_name(bib->name);
if (!bgp)
continue;
bmp_send_peerup_vrf_per_instance(bmp, &bib->vrf_state, bgp);
}
}
return 0;
}
@ -2341,6 +2360,7 @@ static struct bmp_imported_bgp *bmp_imported_bgp_get(struct bmp_targets *bt, cha
bib = XCALLOC(MTYPE_BMP_IMPORTED_BGP, sizeof(*bib));
if (name)
bib->name = XSTRDUP(MTYPE_BMP_IMPORTED_BGP, name);
bib->vrf_state = vrf_state_unknown;
bib->targets = bt;
bmp_imported_bgps_add(&bt->imported_bgps, bib);
@ -2747,13 +2767,13 @@ DEFPY(bmp_import_vrf,
bgp = bgp_lookup_by_name(bib->name);
if (!bgp)
return CMD_SUCCESS;
/* TODO: handle loc-rib peer up changes
* TODO: Start the syncronisation
/* TODO: Start the syncronisation
*/
frr_each (bmp_session, &bt->sessions, bmp) {
if (bmp->state != BMP_PeerUp && bmp->state != BMP_Run)
continue;
bmp_send_peerup_per_instance(bmp, bgp);
bmp_send_peerup_vrf_per_instance(bmp, &bib->vrf_state, bgp);
}
return CMD_SUCCESS;
}

1
bgpd/bgp_bmp.h
View File

@ -283,6 +283,7 @@ struct bmp_imported_bgp {
struct bmp_imported_bgps_item bib;
struct bmp_targets *targets;
char *name;
enum bmp_vrf_state vrf_state;
};
struct bmp_bgp {

1
tests/topotests/bgp_bmp/test_bgp_bmp_3.py
View File

@ -222,6 +222,7 @@ def test_peer_up():
"peer up",
tgen.gears["bmp1import"],
os.path.join(tgen.logdir, "bmp1import", "bmp.log"),
is_rd_instance=True,
)
success, _ = topotest.run_and_expect(test_func, True, count=30, wait=1)
assert success, "Checking the updated prefixes has been failed !."