Merge pull request #3067 from donaldsharp/pim_fixes

Pim fixes
This commit is contained in:
Jafar Al-Gharaibeh 2018-09-21 13:50:40 -05:00 committed by GitHub
commit 6ea2d6e15f
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 33 additions and 7 deletions

View File

@ -1187,8 +1187,9 @@ static void pim_show_interfaces_single(struct pim_instance *pim,
vty_out(vty, "Designated Router\n");
vty_out(vty, "-----------------\n");
vty_out(vty, "Address : %s\n", dr_str);
vty_out(vty, "Priority : %d\n",
pim_ifp->pim_dr_priority);
vty_out(vty, "Priority : %d(%d)\n",
pim_ifp->pim_dr_priority,
pim_ifp->pim_dr_num_nondrpri_neighbors);
vty_out(vty, "Uptime : %s\n", dr_uptime);
vty_out(vty, "Elections : %d\n",
pim_ifp->pim_dr_election_count);

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@ -154,12 +154,12 @@ static int pim_mroute_msg_nocache(int fd, struct interface *ifp,
* the Interface type is SSM we don't need to
* do anything here
*/
if (!rpg || (pim_rpf_addr_is_inaddr_none(rpg))
|| (!(PIM_I_am_DR(pim_ifp)))) {
if (!rpg || pim_rpf_addr_is_inaddr_none(rpg)) {
if (PIM_DEBUG_MROUTE_DETAIL)
zlog_debug(
"%s: Interface is not configured correctly to handle incoming packet: Could be !DR, !pim_ifp, !SM, !RP",
"%s: Interface is not configured correctly to handle incoming packet: Could be !pim_ifp, !SM, !RP",
__PRETTY_FUNCTION__);
return 0;
}
@ -179,6 +179,26 @@ static int pim_mroute_msg_nocache(int fd, struct interface *ifp,
sg.src = msg->im_src;
sg.grp = msg->im_dst;
if (!(PIM_I_am_DR(pim_ifp))) {
struct channel_oil *c_oil;
if (PIM_DEBUG_MROUTE_DETAIL)
zlog_debug("%s: Interface is not the DR blackholing incoming traffic for %s",
__PRETTY_FUNCTION__, pim_str_sg_dump(&sg));
/*
* We are not the DR, but we are still receiving packets
* Let's blackhole those packets for the moment
* As that they will be coming up to the cpu
* and causing us to consider them.
*/
c_oil = pim_channel_oil_add(pim_ifp->pim, &sg,
pim_ifp->mroute_vif_index);
pim_mroute_add(c_oil, __PRETTY_FUNCTION__);
return 0;
}
up = pim_upstream_find_or_add(&sg, ifp, PIM_UPSTREAM_FLAG_MASK_FHR,
__PRETTY_FUNCTION__);
if (!up) {

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@ -1044,9 +1044,14 @@ void igmp_source_forward_start(struct pim_instance *pim,
return;
}
if (!(PIM_I_am_DR(pim_oif)))
if (!(PIM_I_am_DR(pim_oif))) {
if (PIM_DEBUG_IGMP_TRACE)
zlog_debug("%s: %s was received on %s interface but we are not DR for that interface",
__PRETTY_FUNCTION__,
pim_str_sg_dump(&sg),
group->group_igmp_sock->interface->name);
return;
}
/*
Feed IGMPv3-gathered local membership information into PIM
per-interface (S,G) state.