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zebra: Loosen ONLINK restrictions a tiny bit

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Loosen the ONLINK restrictions such that when an upper
level protocol sends us a nexthop with an ONLINK attribute
just ensure that interface is up and usable.  ONLINK effectively
means we know what we are doing to the kernel.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
This commit is contained in:
Donald Sharp 2020-05-06 10:13:48 -04:00
parent 6f2f2e6172
commit 5cfaa2d92b
1 changed files with 3 additions and 10 deletions
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13
zebra/zebra_nhg.c
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@ -1793,23 +1793,16 @@ static int nexthop_active(afi_t afi, struct route_entry *re,
nexthop->vrf_id);
return 0;
}
if (connected_is_unnumbered(ifp)) {
if (if_is_operative(ifp))
return 1;
if (if_is_operative(ifp))
return 1;
else {
if (IS_ZEBRA_DEBUG_RIB_DETAILED)
zlog_debug(
" %s: Onlink and interface %s is not operative",
__func__, ifp->name);
return 0;
}
if (!if_is_operative(ifp)) {
if (IS_ZEBRA_DEBUG_RIB_DETAILED)
zlog_debug(
" %s: Interface %s is not unnumbered",
__func__, ifp->name);
return 0;
}
}
if ((top->p.family == AF_INET && top->p.prefixlen == 32