diff options
Diffstat (limited to 'table/path.go')
| -rw-r--r-- | table/path.go | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/table/path.go b/table/path.go index 51be91af..bd368ec6 100644 --- a/table/path.go +++ b/table/path.go @@ -102,18 +102,21 @@ func (path *Path) UpdatePathAttrs(global *config.Global, peer *config.Neighbor) // segment, and places that segment into the AS_PATH. idx, originalAsPath := path.getPathAttr(bgp.BGP_ATTR_TYPE_AS_PATH) if idx < 0 { - log.Fatal("missing AS_PATH mandatory attribute") - } - asPath := cloneAsPath(originalAsPath.(*bgp.PathAttributeAsPath)) - path.pathAttrs[idx] = asPath - fst := asPath.Value[0].(*bgp.As4PathParam) - if len(asPath.Value) > 0 && fst.Type == bgp.BGP_ASPATH_ATTR_TYPE_SEQ && - fst.ASLen() < 255 { - fst.AS = append([]uint32{global.As}, fst.AS...) - fst.Num += 1 - } else { p := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, []uint32{global.As}) - asPath.Value = append([]bgp.AsPathParamInterface{p}, asPath.Value...) + asPath := bgp.NewPathAttributeAsPath([]bgp.AsPathParamInterface{p}) + path.pathAttrs = append(path.pathAttrs, asPath) + } else { + asPath := cloneAsPath(originalAsPath.(*bgp.PathAttributeAsPath)) + path.pathAttrs[idx] = asPath + fst := asPath.Value[0].(*bgp.As4PathParam) + if len(asPath.Value) > 0 && fst.Type == bgp.BGP_ASPATH_ATTR_TYPE_SEQ && + fst.ASLen() < 255 { + fst.AS = append([]uint32{global.As}, fst.AS...) + fst.Num += 1 + } else { + p := bgp.NewAs4PathParam(bgp.BGP_ASPATH_ATTR_TYPE_SEQ, []uint32{global.As}) + asPath.Value = append([]bgp.AsPathParamInterface{p}, asPath.Value...) + } } // MED Handling |