pimd: Add a debug to tell why we are not creating upsteam state

When we decide we are not the right pim process to add upstream state
for the igmp state received, notice this in a debug to make life
easier to debug.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2018-09-21 10:28:57 -04:00
parent a0bf54c7de
commit 90a084e4a1

View File

@ -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.