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).
28 var TimeToWaitEnum = struct {
35 }{60, 20, 10, 5, 2, 1}
37 var timeToWaitMap = map[TimeToWait]interface{}{
38 TimeToWaitEnum.V60s: struct {
39 XMLName xml.Name `xml:"TimeToWait"`
40 Text string `xml:",chardata"`
41 V60s string `xml:"v60s"`
43 TimeToWaitEnum.V20s: struct {
44 XMLName xml.Name `xml:"TimeToWait"`
45 Text string `xml:",chardata"`
46 V20s string `xml:"v20s"`
48 TimeToWaitEnum.V10s: struct {
49 XMLName xml.Name `xml:"TimeToWait"`
50 Text string `xml:",chardata"`
51 V10s string `xml:"v10s"`
53 TimeToWaitEnum.V5s: struct {
54 XMLName xml.Name `xml:"TimeToWait"`
55 Text string `xml:",chardata"`
56 V5s string `xml:"v5s"`
58 TimeToWaitEnum.V2s: struct {
59 XMLName xml.Name `xml:"TimeToWait"`
60 Text string `xml:",chardata"`
61 V2s string `xml:"v2s"`
63 TimeToWaitEnum.V1s: struct {
64 XMLName xml.Name `xml:"TimeToWait"`
65 Text string `xml:",chardata"`
66 V1s string `xml:"v1s"`
70 func NewE2SetupSuccessResponseMessage(plmnId string, ricId string, request *E2SetupRequestMessage) E2SetupResponseMessage {
71 outcome := SuccessfulOutcome{}
72 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs = make([]E2setupResponseIEs, 2)
73 outcome.ProcedureCode = "1"
74 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[0].ID = "4"
75 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[0].Value = GlobalRICID{GlobalRICID: struct {
76 Text string `xml:",chardata"`
77 PLMNIdentity string `xml:"pLMN-Identity"`
78 RicID string `xml:"ric-ID"`
79 }{PLMNIdentity: plmnId, RicID: ricId}}
81 functionsIdList := extractRanFunctionsIDList(request)
83 if functionsIdList != nil {
84 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[1].ID = "9"
85 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[1].Value = RANfunctionsIDList{RANfunctionsIDList: struct {
86 Text string `xml:",chardata"`
87 ProtocolIESingleContainer []ProtocolIESingleContainer `xml:"ProtocolIE-SingleContainer"`
88 }{ProtocolIESingleContainer: functionsIdList}}
91 return E2SetupResponseMessage{E2APPDU: E2APPDU{Outcome: outcome}}
94 func NewE2SetupFailureResponseMessage(timeToWait TimeToWait) E2SetupResponseMessage {
95 outcome := UnsuccessfulOutcome{}
96 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs = make([]E2setupFailureIEs, 2)
97 outcome.ProcedureCode = "1"
98 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[0].ID = "1"
99 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[0].Value.Value = Cause{}
100 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[1].ID = "31"
101 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[1].Value.Value = timeToWaitMap[timeToWait]
102 return E2SetupResponseMessage{E2APPDU: E2APPDU{Outcome: outcome}}
105 type E2SetupResponseMessage struct {
106 XMLName xml.Name `xml:"E2SetupSuccessResponseMessage"`
107 Text string `xml:",chardata"`
111 type E2APPDU struct {
112 XMLName xml.Name `xml:"E2AP-PDU"`
113 Text string `xml:",chardata"`
117 type SuccessfulOutcome struct {
118 XMLName xml.Name `xml:"successfulOutcome"`
119 Text string `xml:",chardata"`
120 ProcedureCode string `xml:"procedureCode"`
122 Text string `xml:",chardata"`
123 Reject string `xml:"reject"`
124 } `xml:"criticality"`
126 Text string `xml:",chardata"`
127 E2setupResponse struct {
128 Text string `xml:",chardata"`
130 Text string `xml:",chardata"`
131 E2setupResponseIEs []E2setupResponseIEs `xml:"E2setupResponseIEs"`
132 } `xml:"protocolIEs"`
133 } `xml:"E2setupResponse"`
137 type E2setupResponseIEs struct {
138 Text string `xml:",chardata"`
141 Text string `xml:",chardata"`
142 Reject string `xml:"reject"`
143 } `xml:"criticality"`
144 Value interface{} `xml:"value"`
147 type GlobalRICID struct {
148 Text string `xml:",chardata"`
150 Text string `xml:",chardata"`
151 PLMNIdentity string `xml:"pLMN-Identity"`
152 RicID string `xml:"ric-ID"`
153 } `xml:"GlobalRIC-ID"`
156 type RANfunctionsIDList struct {
157 Text string `xml:",chardata"`
158 RANfunctionsIDList struct {
159 Text string `xml:",chardata"`
160 ProtocolIESingleContainer []ProtocolIESingleContainer `xml:"ProtocolIE-SingleContainer"`
161 } `xml:"RANfunctionsID-List"`
164 type ProtocolIESingleContainer struct {
165 Text string `xml:",chardata"`
168 Text string `xml:",chardata"`
169 Ignore string `xml:"ignore"`
170 } `xml:"criticality"`
172 Text string `xml:",chardata"`
173 RANfunctionIDItem struct {
174 Text string `xml:",chardata"`
175 RanFunctionID string `xml:"ranFunctionID"`
176 RanFunctionRevision string `xml:"ranFunctionRevision"`
177 } `xml:"RANfunctionID-Item"`
181 type UnsuccessfulOutcome struct {
182 XMLName xml.Name `xml:"unsuccessfulOutcome"`
183 Text string `xml:",chardata"`
184 ProcedureCode string `xml:"procedureCode"`
186 Text string `xml:",chardata"`
187 Reject string `xml:"reject"`
188 } `xml:"criticality"`
190 Text string `xml:",chardata"`
191 E2setupFailure struct {
192 Text string `xml:",chardata"`
194 Text string `xml:",chardata"`
195 E2setupFailureIEs []E2setupFailureIEs `xml:"E2setupFailureIEs"`
196 } `xml:"protocolIEs"`
197 } `xml:"E2setupFailure"`
201 type E2setupFailureIEs struct {
202 Text string `xml:",chardata"`
205 Text string `xml:",chardata"`
206 Ignore string `xml:"ignore"`
207 } `xml:"criticality"`
209 Text string `xml:",chardata"`
215 XMLName xml.Name `xml:"Cause"`
216 Text string `xml:",chardata"`
218 Text string `xml:",chardata"`
219 TransportResourceUnavailable string `xml:"transport-resource-unavailable"`
223 func extractRanFunctionsIDList(request *E2SetupRequestMessage) []ProtocolIESingleContainer {
225 setupRequestIes := request.E2APPDU.InitiatingMessage.Value.E2setupRequest.ProtocolIEs.E2setupRequestIEs
227 if len(setupRequestIes) < 2 {
231 list := &setupRequestIes[1].Value.RANfunctionsList
232 ids := make([]ProtocolIESingleContainer, len(list.ProtocolIESingleContainer))
233 for i := 0; i < len(ids); i++ {
234 ids[i] = convertToRANfunctionID(list, i)
239 func convertToRANfunctionID(list *RANfunctionsList, i int) ProtocolIESingleContainer {
240 id := ProtocolIESingleContainer{}
242 id.Value.RANfunctionIDItem.RanFunctionID = list.ProtocolIESingleContainer[i].Value.RANfunctionItem.RanFunctionID
243 id.Value.RANfunctionIDItem.RanFunctionRevision = list.ProtocolIESingleContainer[i].Value.RANfunctionItem.RanFunctionRevision