diff options
Diffstat (limited to 'proto/bgp/bgp.c')
-rw-r--r-- | proto/bgp/bgp.c | 33 |
1 files changed, 18 insertions, 15 deletions
diff --git a/proto/bgp/bgp.c b/proto/bgp/bgp.c index 81a263bb..f05a85d4 100644 --- a/proto/bgp/bgp.c +++ b/proto/bgp/bgp.c @@ -1009,6 +1009,24 @@ bgp_check_config(struct bgp_config *c) if (c->c.class == SYM_TEMPLATE) return; + + /* EBGP direct by default, IBGP multihop by default */ + if (c->multihop < 0) + c->multihop = internal ? 64 : 0; + + /* Different default for gw_mode */ + if (!c->gw_mode) + c->gw_mode = c->multihop ? GW_RECURSIVE : GW_DIRECT; + + /* Different default based on rs_client */ + if (!c->missing_lladdr) + c->missing_lladdr = c->rs_client ? MLL_IGNORE : MLL_SELF; + + /* Disable after error incompatible with restart limit action */ + if (c->c.in_limit && (c->c.in_limit->action == PLA_RESTART) && c->disable_after_error) + c->c.in_limit->action = PLA_DISABLE; + + if (!c->local_as) cf_error("Local AS number must be set"); @@ -1024,7 +1042,6 @@ bgp_check_config(struct bgp_config *c) if (internal && c->rs_client) cf_error("Only external neighbor can be RS client"); - if (c->multihop && (c->gw_mode == GW_DIRECT)) cf_error("Multihop BGP cannot use direct gateway mode"); @@ -1035,20 +1052,6 @@ bgp_check_config(struct bgp_config *c) if (c->multihop && c->bfd && ipa_zero(c->source_addr)) cf_error("Multihop BGP with BFD requires specified source address"); - - /* Different default based on rs_client */ - if (!c->missing_lladdr) - c->missing_lladdr = c->rs_client ? MLL_IGNORE : MLL_SELF; - - /* Different default for gw_mode */ - if (!c->gw_mode) - c->gw_mode = (c->multihop || internal) ? GW_RECURSIVE : GW_DIRECT; - - /* Disable after error incompatible with restart limit action */ - if (c->c.in_limit && (c->c.in_limit->action == PLA_RESTART) && c->disable_after_error) - c->c.in_limit->action = PLA_DISABLE; - - if ((c->gw_mode == GW_RECURSIVE) && c->c.table->sorted) cf_error("BGP in recursive mode prohibits sorted table"); |