diff options
| author | Ondrej Zajicek <santiago@crfreenet.org> | 2022-10-10 05:06:19 +0200 |
|---|---|---|
| committer | Ondrej Zajicek <santiago@crfreenet.org> | 2022-10-10 05:06:19 +0200 |
| commit | 8f79e6b93e32a4eb7e4dda9bd4a9d04400b79d45 (patch) | |
| tree | 3fb00fa2a37787df14866f9049b6a4003bb558b1 /nest/rt-table.c | |
| parent | 8478de8817c58af02f7aed1d621013891115a2dc (diff) | |
BGP: Add option 'next hop prefer global'
Add BGP channel option 'next hop prefer global' that modifies BGP
recursive next hop resolution to use global next hop IPv6 address instead
of link-local next hop IPv6 address for immediate next hop of received
routes.
Diffstat (limited to 'nest/rt-table.c')
| -rw-r--r-- | nest/rt-table.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/nest/rt-table.c b/nest/rt-table.c index 4127912c..cb8c56a6 100644 --- a/nest/rt-table.c +++ b/nest/rt-table.c @@ -3603,6 +3603,7 @@ rt_update_hostcache(rtable *tab) struct hostentry * rt_get_hostentry(rtable *tab, ip_addr a, ip_addr ll, rtable *dep) { + ip_addr link = ipa_zero(ll) ? a : ll; struct hostentry *he; if (!tab->hostcache) @@ -3611,10 +3612,10 @@ rt_get_hostentry(rtable *tab, ip_addr a, ip_addr ll, rtable *dep) u32 k = hc_hash(a, dep); struct hostcache *hc = tab->hostcache; for (he = hc->hash_table[k >> hc->hash_shift]; he != NULL; he = he->next) - if (ipa_equal(he->addr, a) && (he->tab == dep)) + if (ipa_equal(he->addr, a) && ipa_equal(he->link, link) && (he->tab == dep)) return he; - he = hc_new_hostentry(hc, tab->rp, a, ipa_zero(ll) ? a : ll, dep, k); + he = hc_new_hostentry(hc, tab->rp, a, link, dep, k); rt_update_hostentry(tab, he); return he; } |