WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
+
+
+ This source code is part of the near-RT RIC (RAN Intelligent Controller)
+ platform project (RICP).
+
==================================================================================
*/
/*
import (
"errors"
- "fmt"
- "rtmgr"
+ "routing-manager/pkg/rtmgr"
+ "routing-manager/pkg/sbi"
+ "runtime"
"strconv"
)
var (
- SupportedRpes = []*RpeEngineConfig{
- &RpeEngineConfig{
- RpeEngine{
- Name: "rmr",
- Version: "v1",
- Protocol: "rmruta",
- },
- generatePolicies(generateRMRPolicies),
- true,
+ SupportedRpes = []*EngineConfig{
+ {
+ Name: "rmrpush",
+ Version: "pubsush",
+ Protocol: "rmruta",
+ Instance: NewRmrPush(),
+ IsAvailable: true,
},
}
)
-func ListRpes() {
- fmt.Printf("RPE:\n")
+func GetRpe(rpeName string) (Engine, error) {
for _, rpe := range SupportedRpes {
- if rpe.IsAvailable {
- rtmgr.Logger.Info(rpe.Engine.Name + "/" + rpe.Engine.Version)
+ if rpe.Name == rpeName && rpe.IsAvailable {
+ return rpe.Instance, nil
}
}
+ return nil, errors.New("SBI:" + rpeName + " is not supported or still not a available")
}
-func GetRpe(rpeName string) (*RpeEngineConfig, error) {
- for _, rpe := range SupportedRpes {
- if rpe.Engine.Name == rpeName && rpe.IsAvailable {
- return rpe, nil
+type Rpe struct {
+}
+
+func getEndpointByName(eps *rtmgr.Endpoints, name string) *rtmgr.Endpoint {
+ for _, ep := range *eps {
+ if ep.Name == name {
+ rtmgr.Logger.Debug("name: %s", ep.Name)
+ rtmgr.Logger.Debug("ep: %v", ep)
+ return ep
}
}
- return nil, errors.New("SBI:" + rpeName + "is not supported or still not a available")
+ return nil
}
-/*
-Gets the raw xApp list and generates the list of sender endpoints and receiver endpoint groups
-Returns the Tx EndpointList map where the key is the messge type and also returns the nested map of Rx EndpointList's map where keys are message type and xapp type
-Endpoint object's message type already transcoded to integer id
-*/
-func getEndpointLists(xapps *[]rtmgr.XApp) (*map[string]rtmgr.EndpointList, *map[string]map[string]rtmgr.EndpointList) {
- txlist := make(map[string]rtmgr.EndpointList)
- rxgroups := make(map[string]map[string]rtmgr.EndpointList)
- for _, xapp := range *xapps {
- for _, instance := range xapp.Instances {
- ep := rtmgr.Endpoint{
- instance.Name,
- xapp.Name,
- instance.Ip + ":" + strconv.Itoa(instance.Port),
- }
- for _, message := range instance.RxMessages {
- messageid := rtmgr.MESSAGETYPES[message]
- if _, ok := rxgroups[messageid]; !ok {
- rxgroups[messageid] = make(map[string]rtmgr.EndpointList)
- }
- rxgroups[messageid][xapp.Name] = append(rxgroups[messageid][xapp.Name], ep)
- }
- for _, message := range instance.TxMessages {
- messageid := rtmgr.MESSAGETYPES[message]
- txlist[messageid] = append(txlist[messageid], ep)
- }
+func getEndpointByUuid(uuid string) *rtmgr.Endpoint {
+ endPoints := rtmgr.Eps
+ for _, ep := range endPoints {
+ if ep.Uuid == uuid {
+ rtmgr.Logger.Debug("name: %s", ep.Uuid)
+ rtmgr.Logger.Debug("ep: %v", ep)
+ return ep
}
}
- return &txlist, &rxgroups
+ return nil
}
-/*
-Gets the raw xapp list and creates a route table for
-Returns the array of route table entries
-*/
-func getRouteTable(xapps *[]rtmgr.XApp) *rtmgr.RouteTable {
- tx, rx := getEndpointLists(xapps)
- var rt rtmgr.RouteTable
- for _, messagetype := range rtmgr.MESSAGETYPES {
- if _, ok := (*tx)[messagetype]; !ok {
- continue
- }
- if _, ok := (*rx)[messagetype]; !ok {
- continue
- }
- var rxgroups []rtmgr.EndpointList
- for _, endpointlist := range (*rx)[messagetype] {
- rxgroups = append(rxgroups, endpointlist)
+func (r *Rpe) addRoute(messageType string, tx *rtmgr.Endpoint, rx *rtmgr.Endpoint, routeTable *rtmgr.RouteTable, subId int32) {
+ if tx != nil && rx != nil {
+ txList := rtmgr.EndpointList{*tx}
+ rxList := []rtmgr.EndpointList{[]rtmgr.Endpoint{*rx}}
+ messageId := rtmgr.MessageTypes[messageType]
+ route := rtmgr.RouteTableEntry{
+ MessageType: messageId,
+ TxList: txList,
+ RxGroups: rxList,
+ SubID: subId}
+ *routeTable = append(*routeTable, route)
+ rtmgr.Logger.Debug("Route added: MessageTyp: %v, Tx: %v, Rx: %v, SubId: %v", messageId, tx.Uuid, rx.Uuid, subId)
+ rtmgr.Logger.Trace("Route added: MessageTyp: %v, Tx: %v, Rx: %v, SubId: %v", messageId, tx, rx, subId)
+ } else {
+ pc, _, _, ok := runtime.Caller(1)
+ details := runtime.FuncForPC(pc)
+ if ok && details != nil {
+ rtmgr.Logger.Error("Route addition skipped: Either TX or RX endpoint not present. Caller function is %s", details.Name())
}
- rte := rtmgr.RouteTableEntry{
- messagetype,
- (*tx)[messagetype],
- rxgroups,
+ }
+}
+
+func (r *Rpe) generateXappRoutes(xAppEp *rtmgr.Endpoint, e2TermEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
+ rtmgr.Logger.Debug("rpe.generateXappRoutes invoked")
+ rtmgr.Logger.Debug("Endpoint: %v, xAppType: %v", xAppEp.Name, xAppEp.XAppType)
+ if xAppEp.XAppType != sbi.PlatformType && len(xAppEp.TxMessages) > 0 && len(xAppEp.RxMessages) > 0 {
+ //xApp -> Subscription Manager
+ r.addRoute("RIC_SUB_REQ", xAppEp, subManEp, routeTable, -1)
+ r.addRoute("RIC_SUB_DEL_REQ", xAppEp, subManEp, routeTable, -1)
+ //xApp -> E2 Termination
+ r.addRoute("RIC_CONTROL_REQ", xAppEp, e2TermEp, routeTable, -1)
+ //E2 Termination -> xApp
+ r.addRoute("RIC_CONTROL_ACK", e2TermEp, xAppEp, routeTable, -1)
+ r.addRoute("RIC_CONTROL_FAILURE", e2TermEp, xAppEp, routeTable, -1)
+ }
+}
+
+func (r *Rpe) generateSubscriptionRoutes(e2TermEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
+ rtmgr.Logger.Debug("rpe.addSubscriptionRoutes invoked")
+ subscriptionList := &rtmgr.Subs
+ for _, subscription := range *subscriptionList {
+ rtmgr.Logger.Debug("Subscription: %v", subscription)
+ xAppUuid := subscription.Fqdn + ":" + strconv.Itoa(int(subscription.Port))
+ rtmgr.Logger.Debug("xApp UUID: %v", xAppUuid)
+ xAppEp := getEndpointByUuid(xAppUuid)
+ //Subscription Manager -> xApp
+ r.addRoute("RIC_SUB_RESP", subManEp, xAppEp, routeTable, subscription.SubID)
+ r.addRoute("RIC_SUB_FAILURE", subManEp, xAppEp, routeTable, subscription.SubID)
+ r.addRoute("RIC_SUB_DEL_RESP", subManEp, xAppEp, routeTable, subscription.SubID)
+ r.addRoute("RIC_SUB_DEL_FAILURE", subManEp, xAppEp, routeTable, subscription.SubID)
+ //E2 Termination -> xApp
+ r.addRoute("RIC_INDICATION", e2TermEp, xAppEp, routeTable, subscription.SubID)
+ r.addRoute("RIC_CONTROL_ACK", e2TermEp, xAppEp, routeTable, subscription.SubID)
+ r.addRoute("RIC_CONTROL_FAILURE", e2TermEp, xAppEp, routeTable, subscription.SubID)
+ }
+}
+
+func (r *Rpe) generatePlatformRoutes(e2TermEp *rtmgr.Endpoint, subManEp *rtmgr.Endpoint, e2ManEp *rtmgr.Endpoint, ueManEp *rtmgr.Endpoint, rsmEp *rtmgr.Endpoint, routeTable *rtmgr.RouteTable) {
+ rtmgr.Logger.Debug("rpe.generatePlatformRoutes invoked")
+ //Platform Routes --- Subscription Routes
+ //Subscription Manager -> E2 Termination
+ r.addRoute("RIC_SUB_REQ", subManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_SUB_DEL_REQ", subManEp, e2TermEp, routeTable, -1)
+ //E2 Termination -> Subscription Manager
+ r.addRoute("RIC_SUB_RESP", e2TermEp, subManEp, routeTable, -1)
+ r.addRoute("RIC_SUB_DEL_RESP", e2TermEp, subManEp, routeTable, -1)
+ r.addRoute("RIC_SUB_FAILURE", e2TermEp, subManEp, routeTable, -1)
+ r.addRoute("RIC_SUB_DEL_FAILURE", e2TermEp, subManEp, routeTable, -1)
+ //TODO: UE Man Routes removed (since it is not existing)
+ //UE Manager -> Subscription Manager
+ //r.addRoute("RIC_SUB_REQ", ueManEp, subManEp, routeTable)
+ //r.addRoute("RIC_SUB_DEL_REQ", ueManEp, subManEp, routeTable)
+ ////UE Manager -> E2 Termination
+ //r.addRoute("RIC_CONTROL_REQ", ueManEp, e2TermEp, routeTable)
+
+ //Platform Routes --- X2 Routes
+ //E2 Manager -> E2 Termination
+ r.addRoute("RIC_X2_SETUP_REQ", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_X2_RESET_REQ", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_X2_RESET_RESP", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_ENDC_X2_SETUP_REQ", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_SCTP_CLEAR_ALL", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_ENB_CONF_UPDATE_ACK", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_ENB_CONF_UPDATE_FAILURE", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_ENDC_CONF_UPDATE_ACK", e2ManEp, e2TermEp, routeTable, -1)
+ r.addRoute("RIC_ENDC_CONF_UPDATE_FAILURE", e2ManEp, e2TermEp, routeTable, -1)
+ //E2 Termination -> E2 Manager
+ r.addRoute("E2_TERM_INIT", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_X2_SETUP_RESP", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_X2_SETUP_FAILURE", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_X2_RESET_REQ", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_X2_RESET_RESP", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_ENDC_X2_SETUP_RESP", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_ENDC_X2_SETUP_FAILURE", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_ENDC_CONF_UPDATE", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_SCTP_CONNECTION_FAILURE", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_ERROR_INDICATION", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_ENB_CONF_UPDATE", e2TermEp, e2ManEp, routeTable, -1)
+ r.addRoute("RIC_ENB_LOAD_INFORMATION", e2TermEp, e2ManEp, routeTable, -1)
+ //E2 Manager -> Resource Status Manager
+ r.addRoute("RAN_CONNECTED", e2ManEp, rsmEp, routeTable, -1)
+ r.addRoute("RAN_RESTARTED", e2ManEp, rsmEp, routeTable, -1)
+ r.addRoute("RAN_RECONFIGURED", e2ManEp, rsmEp, routeTable, -1)
+ //Resource Status Manager -> E2 Termination
+ r.addRoute("RIC_RES_STATUS_REQ", rsmEp, e2TermEp, routeTable, -1)
+ //E2 Termination -> Resource Status Manager
+ r.addRoute("RIC_RES_STATUS_RESP", e2TermEp, rsmEp, routeTable, -1)
+ r.addRoute("RIC_RES_STATUS_FAILURE", e2TermEp, rsmEp, routeTable, -1)
+}
+
+func (r *Rpe) generateRouteTable(endPointList rtmgr.Endpoints) *rtmgr.RouteTable {
+ rtmgr.Logger.Debug("rpe.generateRouteTable invoked")
+ rtmgr.Logger.Debug("Endpoint List: %v", endPointList)
+ routeTable := &rtmgr.RouteTable{}
+ e2TermEp := getEndpointByName(&endPointList, "E2TERM")
+ if e2TermEp == nil {
+ rtmgr.Logger.Error("Platform component not found: %v", "E2 Termination")
+ rtmgr.Logger.Debug("Endpoints: %v", endPointList)
+ }
+ subManEp := getEndpointByName(&endPointList, "SUBMAN")
+ if subManEp == nil {
+ rtmgr.Logger.Error("Platform component not found: %v", "Subscription Manager")
+ rtmgr.Logger.Debug("Endpoints: %v", endPointList)
+ }
+ e2ManEp := getEndpointByName(&endPointList, "E2MAN")
+ if e2ManEp == nil {
+ rtmgr.Logger.Error("Platform component not found: %v", "E2 Manager")
+ rtmgr.Logger.Debug("Endpoints: %v", endPointList)
+ }
+ ueManEp := getEndpointByName(&endPointList, "UEMAN")
+ if ueManEp == nil {
+ rtmgr.Logger.Error("Platform component not found: %v", "UE Manger")
+ rtmgr.Logger.Debug("Endpoints: %v", endPointList)
+ }
+ rsmEp := getEndpointByName(&endPointList, "RSM")
+ if rsmEp == nil {
+ rtmgr.Logger.Error("Platform component not found: %v", "Resource Status Manager")
+ rtmgr.Logger.Debug("Endpoints: %v", endPointList)
+ }
+ r.generatePlatformRoutes(e2TermEp, subManEp, e2ManEp, ueManEp, rsmEp, routeTable)
+
+ for _, endPoint := range endPointList {
+ rtmgr.Logger.Debug("Endpoint: %v, xAppType: %v", endPoint.Name, endPoint.XAppType)
+ if endPoint.XAppType != sbi.PlatformType && len(endPoint.TxMessages) > 0 && len(endPoint.RxMessages) > 0 {
+ r.generateXappRoutes(endPoint, e2TermEp, subManEp, routeTable)
+ r.generateSubscriptionRoutes(e2TermEp, subManEp, routeTable)
}
- rt = append(rt, rte)
}
- return &rt
+ return routeTable
}