diff options
Diffstat (limited to 'table/path.go')
| -rw-r--r-- | table/path.go | 32 |
1 files changed, 13 insertions, 19 deletions
diff --git a/table/path.go b/table/path.go index e7536f22..846c7e16 100644 --- a/table/path.go +++ b/table/path.go @@ -18,7 +18,6 @@ package table import ( "fmt" "github.com/osrg/gobgp/packet" - //"github.com/osrg/gobgp/utils" "net" "reflect" ) @@ -27,7 +26,6 @@ type Path interface { String() string GetPathAttrs() []bgp.PathAttributeInterface GetPathAttr(int) (int, bgp.PathAttributeInterface) - // clone(forWithdrawal bool) Path getRouteFamily() RouteFamily setSource(source *PeerInfo) getSource() *PeerInfo @@ -41,6 +39,7 @@ type Path interface { getPrefix() net.IP setMedSetByTargetNeighbor(medSetByTargetNeighbor bool) getMedSetByTargetNeighbor() bool + Clone() Path } type PathDefault struct { @@ -74,6 +73,18 @@ func NewPathDefault(rf RouteFamily, source *PeerInfo, nlri bgp.AddrPrefixInterfa return path } +// create new PathAttributes +func (pd *PathDefault) Clone() Path { + copiedAttrs := append([]bgp.PathAttributeInterface(nil), pd.pathAttrs...) + for i, attr := range copiedAttrs { + t, v := reflect.TypeOf(attr), reflect.ValueOf(attr) + newAttrObjp := reflect.New(t.Elem()) + newAttrObjp.Elem().Set(v.Elem()) + copiedAttrs[i] = newAttrObjp.Interface().(bgp.PathAttributeInterface) + } + return CreatePath(pd.source, pd.nlri, copiedAttrs, pd.withdraw) +} + func (pd *PathDefault) getRouteFamily() RouteFamily { return pd.routeFamily } @@ -152,23 +163,6 @@ func (pd *PathDefault) GetPathAttr(pattrType int) (int, bgp.PathAttributeInterfa return -1, nil } -// func (pi *PathDefault) clone(forWithdrawal bool) Path { -// pathAttrs := utils.NewOrderedMap() -// if !forWithdrawal { -// pathAttrs = pi.getPathAttributeMap() -// } -// def := NewPathDefault(pi.getRouteFamily(), pi.getSource(), pi.GetNlri(), pi.getSourceVerNum(), -// pi.getNexthop(), forWithdrawal, pathAttrs, pi.getMedSetByTargetNeighbor()) -// switch pi.getRouteFamily() { -// case RF_IPv4_UC: -// return &IPv4Path{PathDefault: def} -// case RF_IPv6_UC: -// return &IPv6Path{PathDefault: def} -// default: -// return def -// } -//} - // return Path's string representation func (pi *PathDefault) String() string { str := fmt.Sprintf("IPv4Path Source: %d, ", pi.getSourceVerNum()) |