2 ==================================================================================
3 Copyright (c) 2020 Samsung
5 Licensed under the Apache License, Version 2.0 (the "License");
6 you may not use this file except in compliance with the License.
7 You may obtain a copy of the License at
9 http://www.apache.org/licenses/LICENSE-2.0
11 Unless required by applicable law or agreed to in writing, software
12 distributed under the License is distributed on an "AS IS" BASIS,
13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 See the License for the specific language governing permissions and
15 limitations under the License.
17 This source code is part of the near-RT RIC (RAN Intelligent Controller)
18 platform project (RICP).
19 ==================================================================================
24 "gerrit.o-ran-sc.org/r/ric-plt/xapp-frame/pkg/xapp"
31 A1_POLICY_QUERY = 20013
32 POLICY_QUERY_PAYLOAD = "{\"policy_type_id\":20000}"
35 func (e *HWApp) sendPolicyQuery() {
36 xapp.Logger.Info("Invoked method to send policy query message")
38 // prepare and send policy query message over RMR
39 rmrParams := new(xapp.RMRParams)
40 rmrParams.Mtype = A1_POLICY_QUERY // A1_POLICY_QUERY
41 rmrParams.Payload = []byte(POLICY_QUERY_PAYLOAD)
44 flg := xapp.Rmr.SendMsg(rmrParams)
47 xapp.Logger.Info("Successfully sent policy query message over RMR")
49 xapp.Logger.Info("Failed to send policy query message over RMR")
53 func (e *HWApp) ConfigChangeHandler(f string) {
54 xapp.Logger.Info("Config file changed")
57 func (e *HWApp) xAppStartCB(d interface{}) {
58 xapp.Logger.Info("xApp ready call back received")
61 func (e *HWApp) Consume(msg *xapp.RMRParams) (err error) {
62 id := xapp.Rmr.GetRicMessageName(msg.Mtype)
64 xapp.Logger.Info("Message received: name=%s meid=%s subId=%d txid=%s len=%d", id, msg.Meid.RanName, msg.SubId, msg.Xid, msg.PayloadLen)
67 // policy request handler
68 case "A1_POLICY_REQUEST":
69 xapp.Logger.Info("Recived policy instance list")
71 // health check request
72 case "RIC_HEALTH_CHECK_REQ":
73 xapp.Logger.Info("Received health check request")
76 xapp.Logger.Info("Unknown message type '%d', discarding", msg.Mtype)
80 xapp.Rmr.Free(msg.Mbuf)
86 func (e *HWApp) Run() {
89 xapp.Logger.SetMdc("HWApp", "0.0.1")
91 // set config change listener
92 xapp.AddConfigChangeListener(e.ConfigChangeHandler)
94 // register callback after xapp ready
95 xapp.SetReadyCB(e.xAppStartCB, true)
97 // reading configuration from config file
98 waitForSdl := xapp.Config.GetBool("db.waitForSdl")
101 xapp.RunWithParams(e, waitForSdl)