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 return nbiEngine, sbiEngine, sdlEngine, rpeEngine, nil
85 return nil, nil, nil, nil, err
88 func (c *Control) controlLoop() {
93 xapp_msg := sbi.RMRParams{msg}
95 case xapp.RICMessageTypes["RMRRM_REQ_TABLE"]:
96 if rtmgr.Rtmgr_ready == false {
97 xapp.Logger.Info("Update Route Table Request(RMR to RM), message discarded as routing manager is not ready")
99 xapp.Logger.Info("Update Route Table Request(RMR to RM)")
100 go c.handleUpdateToRoutingManagerRequest(msg)
102 case xapp.RICMessageTypes["RMRRM_TABLE_STATE"]:
103 xapp.Logger.Info("state of table to route mgr %s,payload %s", xapp_msg.String(), msg.Payload)
106 err := errors.New("Message Type " + strconv.Itoa(msg.Mtype) + " is discarded")
107 xapp.Logger.Error("Unknown message type: %v", err)
109 xapp.Rmr.Free(msg.Mbuf)*/
113 func (c *Control) recievermr(msg *xapp.RMRParams) {
114 xapp_msg := sbi.RMRParams{msg}
116 case xapp.RICMessageTypes["RMRRM_REQ_TABLE"]:
117 if rtmgr.Rtmgr_ready == false {
118 xapp.Logger.Info("Update Route Table Request(RMR to RM), message discarded as routing manager is not ready")
120 xapp.Logger.Info("Update Route Table Request(RMR to RM)")
121 go c.handleUpdateToRoutingManagerRequest(msg)
123 case xapp.RICMessageTypes["RMRRM_TABLE_STATE"]:
124 xapp.Logger.Info("state of table to route mgr %s,payload %s", xapp_msg.String(), msg.Payload)
126 err := errors.New("Message Type " + strconv.Itoa(msg.Mtype) + " is discarded")
127 xapp.Logger.Error("Unknown message type: %v", err)
129 xapp.Rmr.Free(msg.Mbuf)
132 func (c *Control) handleUpdateToRoutingManagerRequest(params *xapp.RMRParams) {
134 msg := sbi.RMRParams{params}
136 xapp.Logger.Info("Update Route Table Request, msg.String() : %s", msg.String())
137 xapp.Logger.Info("Update Route Table Request, params.Payload : %s", string(params.Payload))
140 data, err := sdlEngine.ReadAll(xapp.Config.GetString("rtfile"))
142 if err != nil || data == nil {
143 xapp.Logger.Error("Cannot get data from sdl interface due to: " + err.Error())
147 sbiEngine.CreateEndpoint(string(params.Payload),msg.String())
149 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))
153 policies := rpeEngine.GeneratePolicies(rtmgr.Eps, data)
154 err = sbiEngine.DistributeToEp(policies, ep)
156 xapp.Logger.Error("Routing table cannot be published due to: " + err.Error())
161 func sendRoutesToAll() (err error) {
164 data, err := sdlEngine.ReadAll(xapp.Config.GetString("rtfile"))
165 fmt.Printf("data = %v,%v,%v",data,sdlEngine,sbiEngine)
167 if err != nil || data == nil {
168 return errors.New("Cannot get data from sdl interface due to: " + err.Error())
170 if sbiEngine == nil {
171 fmt.Printf("SBI is nil")
173 sbiEngine.UpdateEndpoints(data)
174 policies := rpeEngine.GeneratePolicies(rtmgr.Eps, data)
175 err = sbiEngine.DistributeAll(policies)
177 return errors.New("Routing table cannot be published due to: " + err.Error())
185 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)
187 xapp.Logger.Error("Failed to initialize nbi due to: " + nbiErr.Error())
191 err := sbiEngine.Initialize(xapp.Config.GetString("sbiurl"))
193 xapp.Logger.Info("Failed to open push socket due to: " + err.Error())
196 defer nbiEngine.Terminate()
197 defer sbiEngine.Terminate()
202 rtmgr.Rtmgr_ready = true
203 time.Sleep(INTERVAL * time.Second)
204 xapp.Logger.Debug("Periodic loop timed out. Setting triggerSBI flag to distribute updated routes.")