2 // Copyright 2019 AT&T Intellectual Property
3 // Copyright 2019 Nokia
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).
25 "e2mgr/e2managererrors"
33 AddE2TInstanceApiSuffix = "e2t"
34 AssociateRanToE2TInstanceApiSuffix = "associate-ran-to-e2t"
35 DissociateRanE2TInstanceApiSuffix = "dissociate-ran"
38 type RoutingManagerClient struct {
40 config *configuration.Configuration
44 type IRoutingManagerClient interface {
45 AddE2TInstance(e2tAddress string) error
46 AssociateRanToE2TInstance(e2tAddress string, ranName string) error
47 DissociateRanE2TInstance(e2tAddress string, ranName string) error
50 func NewRoutingManagerClient(logger *logger.Logger, config *configuration.Configuration, httpClient HttpClient) *RoutingManagerClient {
51 return &RoutingManagerClient{
54 httpClient: httpClient,
58 func (c *RoutingManagerClient) AddE2TInstance(e2tAddress string) error {
60 data := models.NewRoutingManagerE2TData(e2tAddress)
61 url := c.config.RoutingManager.BaseUrl + AddE2TInstanceApiSuffix
63 return c.PostMessage(data, url)
66 func (c *RoutingManagerClient) AssociateRanToE2TInstance(e2tAddress string, ranName string) error {
68 data := models.NewRoutingManagerE2TData(e2tAddress, ranName)
69 url := c.config.RoutingManager.BaseUrl + AssociateRanToE2TInstanceApiSuffix
71 return c.PostMessage(data, url)
74 func (c *RoutingManagerClient) DissociateRanE2TInstance(e2tAddress string, ranName string) error {
76 data := models.NewRoutingManagerE2TData(e2tAddress, ranName)
77 url := c.config.RoutingManager.BaseUrl + DissociateRanE2TInstanceApiSuffix
79 return c.PostMessage(data, url)
82 func (c *RoutingManagerClient) PostMessage(data *models.RoutingManagerE2TData, url string) error {
83 marshaled, err := json.Marshal(data)
86 return e2managererrors.NewRoutingManagerError()
89 body := bytes.NewBuffer(marshaled)
90 c.logger.Infof("[E2M -> Routing Manager] #RoutingManagerClient.PostMessage - url: %s, request body: %+v", url, body)
92 resp, err := c.httpClient.Post(url, "application/json", body)
95 c.logger.Errorf("#RoutingManagerClient.PostMessage - failed sending request. error: %s", err)
96 return e2managererrors.NewRoutingManagerError()
99 defer resp.Body.Close()
101 if resp.StatusCode >= http.StatusOK && resp.StatusCode < http.StatusMultipleChoices {
102 c.logger.Infof("[Routing Manager -> E2M] #RoutingManagerClient.PostMessage - success. http status code: %d", resp.StatusCode)
106 c.logger.Errorf("[Routing Manager -> E2M] #RoutingManagerClient.PostMessage - failure. http status code: %d", resp.StatusCode)
107 return e2managererrors.NewRoutingManagerError()