2 // ========================LICENSE_START=================================
5 // Copyright (C) 2022: Nordix Foundation
7 // Licensed under the Apache License, Version 2.0 (the "License");
8 // you may not use this file except in compliance with the License.
9 // You may obtain a copy of the License at
11 // http://www.apache.org/licenses/LICENSE-2.0
13 // Unless required by applicable law or agreed to in writing, software
14 // distributed under the License is distributed on an "AS IS" BASIS,
15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 // See the License for the specific language governing permissions and
17 // limitations under the License.
18 // ========================LICENSE_END===================================
21 package sliceassurance
27 "github.com/gorilla/mux"
28 log "github.com/sirupsen/logrus"
29 "oransc.org/usecase/oduclosedloop/icsversion/internal/config"
30 "oransc.org/usecase/oduclosedloop/icsversion/internal/restclient"
31 "oransc.org/usecase/oduclosedloop/icsversion/internal/structures"
36 var consumerPort string
40 DEFAULT_DEDICATED_RATIO = 15
41 NEW_DEDICATED_RATIO = 25
43 jobId = "14e7bb84-a44d-44c1-90b7-6995a92ad83d"
47 client *restclient.Client
48 data *structures.SliceAssuranceMeas
53 var sdnrConfig SdnrConfiguration
55 func (a *App) Initialize(config *config.Configuration) {
56 consumerPort = fmt.Sprint(config.ConsumerPort)
58 sdnrConfig = SdnrConfiguration{
59 SDNRAddress: config.SDNRAddress,
60 SDNRUser: config.SDNRUser,
61 SDNRPassword: config.SDNPassword,
63 icsAddr = config.InfoCoordinatorAddress
65 a.client = restclient.New(&http.Client{}, false)
66 a.data = structures.NewSliceAssuranceMeas()
68 a.sdnr = *NewSdnrHandler(sdnrConfig, a.client, a.data)
69 a.mh = *NewMessageHandler(a.data)
72 func (a *App) StartServer() {
73 fmt.Printf("Starting Server %v", consumerPort)
74 err := http.ListenAndServe(fmt.Sprintf(":%v", consumerPort), a.getRouter())
77 log.Errorf("Server stopped unintentionally due to: %v. Deleting job.", err)
78 if deleteErr := a.deleteJob(); deleteErr != nil {
79 log.Errorf("Unable to delete consumer job due to: %v. Please remove job %v manually.", deleteErr, jobId)
84 func (a *App) getRouter() *mux.Router {
87 r.HandleFunc("/", a.run).Methods(http.MethodPost).Name("messageHandler")
88 r.HandleFunc("/status", a.statusHandler).Methods(http.MethodGet).Name("status")
89 r.HandleFunc("/admin/start", a.startHandler).Methods(http.MethodPost).Name("start")
90 r.HandleFunc("/admin/stop", a.stopHandler).Methods(http.MethodPost).Name("stop")
95 func (a *App) run(w http.ResponseWriter, r *http.Request) {
96 a.mh.ProcessMessage(r.Body)
98 for key := range a.data.Metrics {
99 a.sdnr.getRRMInformation(key.Duid)
101 a.sdnr.updateDedicatedRatio()
104 func (a *App) statusHandler(w http.ResponseWriter, r *http.Request) {
105 log.Debug("statusHandler:")
106 runStatus := "started"
108 runStatus = "stopped"
110 fmt.Fprintf(w, `{"status": "%v"}`, runStatus)
113 func (a *App) startHandler(w http.ResponseWriter, r *http.Request) {
114 log.Debug("startHandler: Register job in ICS.")
115 jobRegistrationInfo := struct {
116 InfoTypeID string `json:"info_type_id"`
117 JobResultURI string `json:"job_result_uri"`
118 JobOwner string `json:"job_owner"`
119 JobDefinition interface{} `json:"job_definition"`
121 InfoTypeID: "Performance_Measurement_Streaming",
123 JobOwner: "O-DU Slice Assurance Usecase",
126 putErr := a.client.Put(icsAddr+"/data-consumer/v1/info-jobs/"+jobId, jobRegistrationInfo, nil)
128 http.Error(w, fmt.Sprintf("Unable to register consumer job due to: %v.", putErr), http.StatusBadRequest)
131 log.Debug("Registered job.")
135 func (a *App) stopHandler(w http.ResponseWriter, r *http.Request) {
136 deleteErr := a.deleteJob()
137 if deleteErr != nil {
138 http.Error(w, fmt.Sprintf("Unable to delete consumer job due to: %v. Please remove job %v manually.", deleteErr, jobId), http.StatusBadRequest)
141 log.Debug("Deleted job.")
145 func (a *App) deleteJob() error {
146 return a.client.Delete(icsAddr+"/data-consumer/v1/info-jobs/"+jobId, nil, nil)
149 func (a *App) Teardown() {
150 log.Info("Shutting down gracefully.")
151 deleteErr := a.deleteJob()
152 if deleteErr != nil {
153 log.Errorf("Unable to delete job on shutdown due to: %v. Please remove job %v manually.", deleteErr, jobId)