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bfdd: set session down after disabling it

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If a session is no longer able to send/receive packets, it is very
likely it will be down in a few milliseconds so lets speed up the
process and correctly mark it as down.

Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
This commit is contained in:
Rafael Zalamena 2019-10-11 13:12:26 -03:00
parent 507d75d453
commit 8ee0862e80
1 changed files with 13 additions and 3 deletions
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14
bfdd/bfd.c
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@ -213,10 +213,13 @@ void bfd_session_disable(struct bfd_session *bs)
/* Disable all timers. */ /* Disable all timers. */
bfd_recvtimer_delete(bs); bfd_recvtimer_delete(bs);
bfd_echo_recvtimer_delete(bs);
bfd_xmttimer_delete(bs); bfd_xmttimer_delete(bs);
bfd_echo_xmttimer_delete(bs); ptm_bfd_echo_stop(bs);
bs->vrf = NULL; bs->vrf = NULL;
bs->ifp = NULL;
/* Set session down so it doesn't report UP and disabled. */
ptm_bfd_sess_dn(bs, BD_PATH_DOWN);
} }
static uint32_t ptm_bfd_gen_ID(void) static uint32_t ptm_bfd_gen_ID(void)
@ -329,6 +332,13 @@ void ptm_bfd_sess_dn(struct bfd_session *bfd, uint8_t diag)
bfd->demand_mode = 0; bfd->demand_mode = 0;
monotime(&bfd->downtime); monotime(&bfd->downtime);
/*
* Only attempt to send if we have a valid socket:
* this function might be called by session disablers and in
* this case we won't have a valid socket (i.e. interface was
* removed or VRF doesn't exist anymore).
*/
if (bfd->sock != -1)
ptm_bfd_snd(bfd, 0); ptm_bfd_snd(bfd, 0);
/* Slow down the control packets, the connection is down. */ /* Slow down the control packets, the connection is down. */