2 ==================================================================================
3 Copyright (c) 2019 AT&T Intellectual Property.
4 Copyright (c) 2019 Nokia
6 Licensed under the Apache License, Version 2.0 (the "License");
7 you may not use this file except in compliance with the License.
8 You may obtain a copy of the License at
10 http://www.apache.org/licenses/LICENSE-2.0
12 Unless required by applicable law or agreed to in writing, software
13 distributed under the License is distributed on an "AS IS" BASIS,
14 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 See the License for the specific language governing permissions and
16 limitations under the License.
18 This source code is part of the near-RT RIC (RAN Intelligent Controller)
19 platform project (RICP).
21 ==================================================================================
29 "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
30 "routing-manager/pkg/rpe"
31 "routing-manager/pkg/rtmgr"
32 "routing-manager/pkg/sbi"
33 "routing-manager/pkg/sdl"
44 var sbiEngine sbi.Engine
45 var sdlEngine sdl.Engine
46 var rpeEngine rpe.Engine
48 const INTERVAL time.Duration = 60
50 func NewControl() Control {
51 return Control{make(chan *xapp.RMRParams)}
55 rcChan chan *xapp.RMRParams
59 func (c *Control) Run() {
62 nbiEngine, sbiEngine, sdlEngine, rpeEngine, err = initRtmgr()
64 xapp.Logger.Error(err.Error())
70 func (c *Control) Consume(rp *xapp.RMRParams) (err error) {
75 func initRtmgr() (nbiEngine Engine, sbiEngine sbi.Engine, sdlEngine sdl.Engine, rpeEngine rpe.Engine, err error) {
76 if nbiEngine, err = GetNbi(xapp.Config.GetString("nbi")); err == nil && nbiEngine != nil {
77 if sbiEngine, err = sbi.GetSbi(xapp.Config.GetString("sbi")); err == nil && sbiEngine != nil {
78 if sdlEngine, err = sdl.GetSdl(xapp.Config.GetString("sdl")); err == nil && sdlEngine != nil {
79 if rpeEngine, err = rpe.GetRpe(xapp.Config.GetString("rpe")); err == nil && rpeEngine != nil {
80 fmt.Printf("%v,%v,%v,%v",nbiEngine, sbiEngine, sdlEngine, rpeEngine)
81 return nbiEngine, sbiEngine, sdlEngine, rpeEngine, nil
86 return nil, nil, nil, nil, err
89 func (c *Control) controlLoop() {
94 xapp_msg := sbi.RMRParams{msg}
96 case xapp.RICMessageTypes["RMRRM_REQ_TABLE"]:
97 if rtmgr.Rtmgr_ready == false {
98 xapp.Logger.Info("Update Route Table Request(RMR to RM), message discarded as routing manager is not ready")
100 xapp.Logger.Info("Update Route Table Request(RMR to RM)")
101 go c.handleUpdateToRoutingManagerRequest(msg)
103 case xapp.RICMessageTypes["RMRRM_TABLE_STATE"]:
104 xapp.Logger.Info("state of table to route mgr %s,payload %s", xapp_msg.String(), msg.Payload)
107 err := errors.New("Message Type " + strconv.Itoa(msg.Mtype) + " is discarded")
108 xapp.Logger.Error("Unknown message type: %v", err)
110 xapp.Rmr.Free(msg.Mbuf)*/
114 func (c *Control) recievermr(msg *xapp.RMRParams) {
115 xapp_msg := sbi.RMRParams{msg}
117 case xapp.RICMessageTypes["RMRRM_REQ_TABLE"]:
118 if rtmgr.Rtmgr_ready == false {
119 xapp.Logger.Info("Update Route Table Request(RMR to RM), message discarded as routing manager is not ready")
121 xapp.Logger.Info("Update Route Table Request(RMR to RM)")
122 go c.handleUpdateToRoutingManagerRequest(msg)
124 case xapp.RICMessageTypes["RMRRM_TABLE_STATE"]:
125 xapp.Logger.Info("state of table to route mgr %s,payload %s", xapp_msg.String(), msg.Payload)
127 err := errors.New("Message Type " + strconv.Itoa(msg.Mtype) + " is discarded")
128 xapp.Logger.Error("Unknown message type: %v", err)
130 xapp.Rmr.Free(msg.Mbuf)
133 func (c *Control) handleUpdateToRoutingManagerRequest(params *xapp.RMRParams) {
135 msg := sbi.RMRParams{params}
137 xapp.Logger.Info("Update Route Table Request, msg.String() : %s", msg.String())
138 xapp.Logger.Info("Update Route Table Request, params.Payload : %s", string(params.Payload))
141 data, err := sdlEngine.ReadAll(xapp.Config.GetString("rtfile"))
143 if err != nil || data == nil {
144 xapp.Logger.Error("Cannot get data from sdl interface due to: " + err.Error())
148 ep := sbiEngine.CreateEndpoint(string(params.Payload))
150 xapp.Logger.Error("Update Routing Table Request can't handle due to end point %s is not avail in complete ep list: ", string(params.Payload))
154 policies := rpeEngine.GeneratePolicies(rtmgr.Eps, data)
155 err = sbiEngine.DistributeToEp(policies, ep)
157 xapp.Logger.Error("Routing table cannot be published due to: " + err.Error())
162 func sendRoutesToAll() (err error) {
165 data, err := sdlEngine.ReadAll(xapp.Config.GetString("rtfile"))
166 fmt.Printf("data = %v,%v,%v",data,sdlEngine,sbiEngine)
168 if err != nil || data == nil {
169 return errors.New("Cannot get data from sdl interface due to: " + err.Error())
171 if sbiEngine == nil {
172 fmt.Printf("SBI is nil")
174 sbiEngine.UpdateEndpoints(data)
175 policies := rpeEngine.GeneratePolicies(rtmgr.Eps, data)
176 err = sbiEngine.DistributeAll(policies)
178 return errors.New("Routing table cannot be published due to: " + err.Error())
186 nbiErr := nbiEngine.Initialize(xapp.Config.GetString("xmurl"), xapp.Config.GetString("nbiurl"), xapp.Config.GetString("rtfile"), xapp.Config.GetString("cfgfile"), xapp.Config.GetString("e2murl"), sdlEngine, rpeEngine, &m)
188 xapp.Logger.Error("Failed to initialize nbi due to: " + nbiErr.Error())
192 err := sbiEngine.Initialize(xapp.Config.GetString("sbiurl"))
194 xapp.Logger.Info("Failed to open push socket due to: " + err.Error())
197 defer nbiEngine.Terminate()
198 defer sbiEngine.Terminate()
203 rtmgr.Rtmgr_ready = true
204 time.Sleep(INTERVAL * time.Second)
205 xapp.Logger.Debug("Periodic loop timed out. Setting triggerSBI flag to distribute updated routes.")