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.ProcedureCode = "1"
74 setupRequestIes := request.E2APPDU.InitiatingMessage.Value.E2setupRequest.ProtocolIEs.E2setupRequestIEs
76 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs = make([]E2setupResponseIEs, len(setupRequestIes))
77 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[0].ID = "4"
78 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[0].Value = GlobalRICID{GlobalRICID: struct {
79 Text string `xml:",chardata"`
80 PLMNIdentity string `xml:"pLMN-Identity"`
81 RicID string `xml:"ric-ID"`
82 }{PLMNIdentity: plmnId, RicID: ricId}}
84 if len(setupRequestIes) < 2 {
85 return E2SetupResponseMessage{E2APPDU: E2APPDU{Outcome: outcome}}
88 functionsIdList := extractRanFunctionsIDList(request)
90 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[1].ID = "9"
91 outcome.Value.E2setupResponse.ProtocolIEs.E2setupResponseIEs[1].Value = RANfunctionsIDList{RANfunctionsIDList: struct {
92 Text string `xml:",chardata"`
93 ProtocolIESingleContainer []ProtocolIESingleContainer `xml:"ProtocolIE-SingleContainer"`
94 }{ProtocolIESingleContainer: functionsIdList}}
96 return E2SetupResponseMessage{E2APPDU: E2APPDU{Outcome: outcome}}
99 func NewE2SetupFailureResponseMessage(timeToWait TimeToWait) E2SetupResponseMessage {
100 outcome := UnsuccessfulOutcome{}
101 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs = make([]E2setupFailureIEs, 2)
102 outcome.ProcedureCode = "1"
103 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[0].ID = "1"
104 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[0].Value.Value = Cause{}
105 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[1].ID = "31"
106 outcome.Value.E2setupFailure.ProtocolIEs.E2setupFailureIEs[1].Value.Value = timeToWaitMap[timeToWait]
107 return E2SetupResponseMessage{E2APPDU: E2APPDU{Outcome: outcome}}
110 type E2SetupResponseMessage struct {
111 XMLName xml.Name `xml:"E2SetupSuccessResponseMessage"`
112 Text string `xml:",chardata"`
116 type E2APPDU struct {
117 XMLName xml.Name `xml:"E2AP-PDU"`
118 Text string `xml:",chardata"`
122 type SuccessfulOutcome struct {
123 XMLName xml.Name `xml:"successfulOutcome"`
124 Text string `xml:",chardata"`
125 ProcedureCode string `xml:"procedureCode"`
127 Text string `xml:",chardata"`
128 Reject string `xml:"reject"`
129 } `xml:"criticality"`
131 Text string `xml:",chardata"`
132 E2setupResponse struct {
133 Text string `xml:",chardata"`
135 Text string `xml:",chardata"`
136 E2setupResponseIEs []E2setupResponseIEs `xml:"E2setupResponseIEs"`
137 } `xml:"protocolIEs"`
138 } `xml:"E2setupResponse"`
142 type E2setupResponseIEs struct {
143 Text string `xml:",chardata"`
146 Text string `xml:",chardata"`
147 Reject string `xml:"reject"`
148 } `xml:"criticality"`
149 Value interface{} `xml:"value"`
152 type GlobalRICID struct {
153 Text string `xml:",chardata"`
155 Text string `xml:",chardata"`
156 PLMNIdentity string `xml:"pLMN-Identity"`
157 RicID string `xml:"ric-ID"`
158 } `xml:"GlobalRIC-ID"`
161 type RANfunctionsIDList struct {
162 Text string `xml:",chardata"`
163 RANfunctionsIDList struct {
164 Text string `xml:",chardata"`
165 ProtocolIESingleContainer []ProtocolIESingleContainer `xml:"ProtocolIE-SingleContainer"`
166 } `xml:"RANfunctionsID-List"`
169 type ProtocolIESingleContainer struct {
170 Text string `xml:",chardata"`
173 Text string `xml:",chardata"`
174 Ignore string `xml:"ignore"`
175 } `xml:"criticality"`
177 Text string `xml:",chardata"`
178 RANfunctionIDItem struct {
179 Text string `xml:",chardata"`
180 RanFunctionID string `xml:"ranFunctionID"`
181 RanFunctionRevision string `xml:"ranFunctionRevision"`
182 } `xml:"RANfunctionID-Item"`
186 type UnsuccessfulOutcome struct {
187 XMLName xml.Name `xml:"unsuccessfulOutcome"`
188 Text string `xml:",chardata"`
189 ProcedureCode string `xml:"procedureCode"`
191 Text string `xml:",chardata"`
192 Reject string `xml:"reject"`
193 } `xml:"criticality"`
195 Text string `xml:",chardata"`
196 E2setupFailure struct {
197 Text string `xml:",chardata"`
199 Text string `xml:",chardata"`
200 E2setupFailureIEs []E2setupFailureIEs `xml:"E2setupFailureIEs"`
201 } `xml:"protocolIEs"`
202 } `xml:"E2setupFailure"`
206 type E2setupFailureIEs struct {
207 Text string `xml:",chardata"`
210 Text string `xml:",chardata"`
211 Ignore string `xml:"ignore"`
212 } `xml:"criticality"`
214 Text string `xml:",chardata"`
220 XMLName xml.Name `xml:"Cause"`
221 Text string `xml:",chardata"`
223 Text string `xml:",chardata"`
224 TransportResourceUnavailable string `xml:"transport-resource-unavailable"`
228 func extractRanFunctionsIDList(request *E2SetupRequestMessage) []ProtocolIESingleContainer {
230 list := &request.E2APPDU.InitiatingMessage.Value.E2setupRequest.ProtocolIEs.E2setupRequestIEs[1].Value.RANfunctionsList
231 ids := make([]ProtocolIESingleContainer, len(list.ProtocolIESingleContainer))
232 for i := 0; i < len(ids); i++ {
233 ids[i] = convertToRANfunctionID(list, i)
238 func convertToRANfunctionID(list *RANfunctionsList, i int) ProtocolIESingleContainer {
239 id := ProtocolIESingleContainer{}
241 id.Value.RANfunctionIDItem.RanFunctionID = list.ProtocolIESingleContainer[i].Value.RANfunctionItem.RanFunctionID
242 id.Value.RANfunctionIDItem.RanFunctionRevision = list.ProtocolIESingleContainer[i].Value.RANfunctionItem.RanFunctionRevision