feat: add as-path-options params for peer-group api and config parser

pkg/config/oc/util.go

@@ -675,14 +675,17 @@ func NewPeerGroupFromConfigStruct(pconf *PeerGroup) *api.PeerGroup {
 	return &api.PeerGroup{
 		ApplyPolicy: newApplyPolicyFromConfigStruct(&pconf.ApplyPolicy),
 		Conf: &api.PeerGroupConf{
-			PeerAsn:             pconf.Config.PeerAs,
-			LocalAsn:            pconf.Config.LocalAs,
-			Type:                toPeerType(pconf.Config.PeerType),
-			AuthPassword:        pconf.Config.AuthPassword,
-			RouteFlapDamping:    pconf.Config.RouteFlapDamping,
-			Description:         pconf.Config.Description,
-			PeerGroupName:       pconf.Config.PeerGroupName,
-			SendSoftwareVersion: pconf.Config.SendSoftwareVersion,
+			PeerAsn:              pconf.Config.PeerAs,
+			LocalAsn:             pconf.Config.LocalAs,
+			Type:                 toPeerType(pconf.Config.PeerType),
+			AuthPassword:         pconf.Config.AuthPassword,
+			RouteFlapDamping:     pconf.Config.RouteFlapDamping,
+			Description:          pconf.Config.Description,
+			PeerGroupName:        pconf.Config.PeerGroupName,
+			SendSoftwareVersion:  pconf.Config.SendSoftwareVersion,
+			AllowOwnAsn:          uint32(pconf.AsPathOptions.Config.AllowOwnAs),
+			ReplacePeerAsn:       pconf.AsPathOptions.Config.ReplacePeerAs,
+			AllowAspathLoopLocal: pconf.AsPathOptions.Config.AllowAsPathLoopLocal,
 		},
 		Info: &api.PeerGroupState{
 			PeerAsn:       s.PeerAs,

pkg/server/grpc_server.go

@@ -1154,6 +1154,12 @@ func newPeerGroupFromAPIStruct(a *api.PeerGroup) (*oc.PeerGroup, error) {
 		pconf.Config.Description = a.Conf.Description
 		pconf.Config.PeerGroupName = a.Conf.PeerGroupName
 		pconf.Config.SendSoftwareVersion = a.Conf.SendSoftwareVersion
+		if a.Conf.AllowOwnAsn > math.MaxUint8 {
+			return nil, fmt.Errorf("allow_own_asn is out of range: %d", a.Conf.AllowOwnAsn)
+		}
+		pconf.AsPathOptions.Config.AllowOwnAs = uint8(a.Conf.AllowOwnAsn)
+		pconf.AsPathOptions.Config.ReplacePeerAs = a.Conf.ReplacePeerAsn
+		pconf.AsPathOptions.Config.AllowAsPathLoopLocal = a.Conf.AllowAspathLoopLocal
 
 		switch a.Conf.RemovePrivate {
 		case api.RemovePrivate_REMOVE_PRIVATE_ALL:

pkg/server/grpc_server_test.go

@@ -64,6 +64,16 @@ func TestParseHost(t *testing.T) {
 	}
 }
 
+func TestNewPeerGroupFromAPIStructRejectsInvalidAllowOwnAsn(t *testing.T) {
+	_, err := newPeerGroupFromAPIStruct(&api.PeerGroup{
+		Conf: &api.PeerGroupConf{
+			PeerGroupName: "pg",
+			AllowOwnAsn:   256,
+		},
+	})
+	assert.ErrorContains(t, err, "allow_own_asn is out of range")
+}
+
 func TestToPathApi(t *testing.T) {
 	type args struct {
 		path            *table.Path

proto/api/gobgp.proto

@@ -780,6 +780,9 @@ message PeerGroupConf {
   bool route_flap_damping = 8;
   uint32 send_community = 9;
   bool send_software_version = 10;
+  uint32 allow_own_asn = 11;
+  bool replace_peer_asn = 12;
+  bool allow_aspath_loop_local = 13;
 }
 
 message PeerGroupState {