Reverting the code after releasing the image

[ric-plt/rtmgr.git] / pkg / nbi / control.go

diff --git a/pkg/nbi/control.go b/pkg/nbi/control.go
new file mode 100644 (file)
index 0000000..8d9e6c4
--- /dev/null
+++ b/pkg/nbi/control.go
@@ -0,0 +1,106 @@
+/*
+==================================================================================
+  Copyright (c) 2019 AT&T Intellectual Property.
+  Copyright (c) 2019 Nokia
+
+   Licensed under the Apache License, Version 2.0 (the "License");
+   you may not use this file except in compliance with the License.
+   You may obtain a copy of the License at
+
+       http://www.apache.org/licenses/LICENSE-2.0
+
+   Unless required by applicable law or agreed to in writing, software
+   distributed under the License is distributed on an "AS IS" BASIS,
+   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).
+
+==================================================================================
+*/
+package nbi
+
+import "C"
+
+import (
+       "errors"
+       "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
+       "routing-manager/pkg/rpe"
+       "routing-manager/pkg/rtmgr"
+       "routing-manager/pkg/sbi"
+       "routing-manager/pkg/sdl"
+       "strconv"
+       "sync"
+)
+
+func NewControl() Control {
+
+       return Control{make(chan *xapp.RMRParams)}
+}
+
+type Control struct {
+       rcChan chan *xapp.RMRParams
+}
+
+func (c *Control) Run(sbiEngine sbi.Engine, sdlEngine sdl.Engine, rpeEngine rpe.Engine, m *sync.Mutex) {
+       go c.controlLoop(sbiEngine, sdlEngine, rpeEngine, m)
+       xapp.Run(c)
+}
+
+func (c *Control) Consume(rp *xapp.RMRParams) (err error) {
+       c.rcChan <- rp
+       return
+}
+
+func (c *Control) controlLoop(sbiEngine sbi.Engine, sdlEngine sdl.Engine, rpeEngine rpe.Engine, m *sync.Mutex) {
+       for {
+               msg := <-c.rcChan
+               xapp_msg := sbi.RMRParams{msg}
+               switch msg.Mtype {
+               case xapp.RICMessageTypes["RMRRM_REQ_TABLE"]:
+                       if rtmgr.Rtmgr_ready == false {
+                               xapp.Logger.Info("Update Route Table Request(RMR to RM), message discarded as routing manager is not ready")
+                       } else {
+                               xapp.Logger.Info("Update Route Table Request(RMR to RM)")
+                               go c.handleUpdateToRoutingManagerRequest(msg, sbiEngine, sdlEngine, rpeEngine, m)
+                       }
+               case xapp.RICMessageTypes["RMRRM_TABLE_STATE"]:
+                       xapp.Logger.Info("state of table to route mgr %s,payload %s", xapp_msg.String(), msg.Payload)
+
+               default:
+                       err := errors.New("Message Type " + strconv.Itoa(msg.Mtype) + " is discarded")
+                       xapp.Logger.Error("Unknown message type: %v", err)
+               }
+       }
+}
+
+func (c *Control) handleUpdateToRoutingManagerRequest(params *xapp.RMRParams, sbiEngine sbi.Engine, sdlEngine sdl.Engine, rpeEngine rpe.Engine, m *sync.Mutex) {
+
+       msg := sbi.RMRParams{params}
+
+       xapp.Logger.Info("Update Route Table Request, msg.String() : %s", msg.String())
+       xapp.Logger.Info("Update Route Table Request, params.Payload : %s", string(params.Payload))
+
+       m.Lock()
+       data, err := sdlEngine.ReadAll(xapp.Config.GetString("rtfile"))
+       m.Unlock()
+       if err != nil || data == nil {
+               xapp.Logger.Error("Cannot get data from sdl interface due to: " + err.Error())
+               return
+       }
+
+       ep := sbiEngine.CreateEndpoint(string(params.Payload))
+       if ep == nil {
+               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))
+               return
+       }
+
+       policies := rpeEngine.GeneratePolicies(rtmgr.Eps, data)
+       err = sbiEngine.DistributeToEp(policies, ep)
+       if err != nil {
+               xapp.Logger.Error("Routing table cannot be published due to: " + err.Error())
+               return
+       }
+}