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.
17 ==================================================================================
21 Abstract: Contains NBI (NorthBound Interface) module definitions and generic NBI components
29 httptransport "github.com/go-openapi/runtime/client"
30 "github.com/go-openapi/strfmt"
31 "github.com/go-openapi/swag"
33 apiclient "routing-manager/pkg/appmgr_client"
34 "routing-manager/pkg/appmgr_client/operations"
35 "routing-manager/pkg/appmgr_model"
36 "routing-manager/pkg/rtmgr"
41 SupportedNbis = []*EngineConfig{
46 Instance: NewHttpGetter(),
53 Instance: NewHttpRestful(),
62 func GetNbi(nbiName string) (Engine, error) {
63 for _, nbi := range SupportedNbis {
64 if nbi.Name == nbiName && nbi.IsAvailable {
65 return nbi.Instance, nil
68 return nil, errors.New("NBI:" + nbiName + " is not supported or still not a available")
71 func CreateSubReq(restUrl string, restPort string) *appmgr_model.SubscriptionRequest {
72 // TODO: parameterize function
73 subData := appmgr_model.SubscriptionData{
74 TargetURL: swag.String(restUrl + ":" + restPort + "/ric/v1/handles/xapp-handle/"),
75 EventType: appmgr_model.EventTypeAll,
76 MaxRetries: swag.Int64(5),
77 RetryTimer: swag.Int64(10),
80 subReq := appmgr_model.SubscriptionRequest{
87 func PostSubReq(xmUrl string, nbiif string) error {
88 // setting up POST request to Xapp Manager
89 appmgrUrl, err := url.Parse(xmUrl)
91 rtmgr.Logger.Error("Invalid XApp manager url/hostname: " + err.Error())
94 nbiifUrl, err := url.Parse(nbiif)
96 rtmgr.Logger.Error("Invalid NBI address/port: " + err.Error())
99 transport := httptransport.New(appmgrUrl.Hostname()+":"+appmgrUrl.Port(), "/ric/v1", []string{"http"})
100 client := apiclient.New(transport, strfmt.Default)
101 addSubParams := operations.NewAddSubscriptionParamsWithTimeout(10 * time.Second)
102 // create sub req with rest url and port
103 subReq := CreateSubReq(nbiifUrl.Scheme+"://"+nbiifUrl.Hostname(), nbiifUrl.Port())
104 resp, postErr := client.Operations.AddSubscription(addSubParams.WithSubscriptionRequest(subReq))
106 rtmgr.Logger.Error("POST unsuccessful:" + postErr.Error())
109 // TODO: use the received ID
110 rtmgr.Logger.Info("POST received: " + string(resp.Payload.ID))