diff options
Diffstat (limited to 'proto/bgp/attrs.c')
-rw-r--r-- | proto/bgp/attrs.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/proto/bgp/attrs.c b/proto/bgp/attrs.c index a015c2b..8a849e7 100644 --- a/proto/bgp/attrs.c +++ b/proto/bgp/attrs.c @@ -786,18 +786,13 @@ bgp_create_attrs(struct bgp_proto *p, rte *e, ea_list **attrs, struct linpool *p put_u16(z+2, p->local_as); } - z = bgp_set_attr_wa(ea->attrs+2, pool, BA_NEXT_HOP, sizeof(ip_addr)); + z = bgp_set_attr_wa(ea->attrs+2, pool, BA_NEXT_HOP, NEXT_HOP_LENGTH); if (p->cf->next_hop_self || - !p->is_internal || - rta->dest != RTD_ROUTER) - { - if (ipa_nonzero(p->cf->source_addr)) - *(ip_addr *)z = p->cf->source_addr; - else - *(ip_addr *)z = p->local_addr; - } + rta->dest != RTD_ROUTER || + (!p->is_internal && (e->attrs->iface != p->neigh->iface))) + set_next_hop(z, p->source_addr); else - *(ip_addr *)z = e->attrs->gw; + set_next_hop(z, e->attrs->gw); bgp_set_attr(ea->attrs+3, BA_LOCAL_PREF, 0); @@ -860,14 +855,15 @@ bgp_update_attrs(struct bgp_proto *p, rte *e, ea_list **attrs, struct linpool *p } a = ea_find(e->attrs->eattrs, EA_CODE(EAP_BGP, BA_NEXT_HOP)); - if (a && (p->is_internal || (!p->is_internal && e->attrs->iface == p->neigh->iface))) + if (a && !p->cf->next_hop_self && (p->is_internal || (!p->is_internal && e->attrs->iface == p->neigh->iface))) { /* Leave the original next hop attribute, will check later where does it point */ } else { /* Need to create new one */ - bgp_attach_attr_ip(attrs, pool, BA_NEXT_HOP, p->local_addr); + byte *b = bgp_attach_attr_wa(attrs, pool, BA_NEXT_HOP, NEXT_HOP_LENGTH); + set_next_hop(b, p->source_addr); } if (rr) |