Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 3 | |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package devices |
| 18 | |
| 19 | import ( |
Matteo Scandolo | 4b077aa | 2021-02-16 17:33:37 -0800 | [diff] [blame] | 20 | "github.com/google/gopacket" |
Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 21 | bbsim "github.com/opencord/bbsim/internal/bbsim/types" |
| 22 | omcilib "github.com/opencord/bbsim/internal/common/omci" |
| 23 | "github.com/opencord/omci-lib-go" |
| 24 | me "github.com/opencord/omci-lib-go/generated" |
| 25 | "github.com/opencord/voltha-protos/v4/go/openolt" |
| 26 | "gotest.tools/assert" |
| 27 | "testing" |
| 28 | ) |
| 29 | |
| 30 | var mockAttr = me.AttributeValueMap{ |
Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 31 | "PortId": 0, |
| 32 | "TContPointer": 0, |
| 33 | "Direction": 0, |
| 34 | "TrafficManagementPointerForUpstream": 0, |
| 35 | "TrafficDescriptorProfilePointerForUpstream": 0, |
| 36 | "PriorityQueuePointerForDownStream": 0, |
| 37 | "TrafficDescriptorProfilePointerForDownstream": 0, |
| 38 | "EncryptionKeyRing": 0, |
| 39 | } |
| 40 | |
| 41 | func makeOmciCreateRequest(t *testing.T) []byte { |
| 42 | omciReq := &omci.CreateRequest{ |
| 43 | MeBasePacket: omci.MeBasePacket{ |
| 44 | EntityClass: me.GemPortNetworkCtpClassID, |
| 45 | EntityInstance: 12, |
| 46 | }, |
| 47 | Attributes: mockAttr, |
| 48 | } |
Matteo Scandolo | 4b077aa | 2021-02-16 17:33:37 -0800 | [diff] [blame] | 49 | |
Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 50 | omciPkt, err := omcilib.Serialize(omci.CreateRequestType, omciReq, 66) |
| 51 | if err != nil { |
| 52 | t.Fatal(err.Error()) |
| 53 | } |
| 54 | |
| 55 | omciPkt, _ = omcilib.HexEncode(omciPkt) |
| 56 | |
| 57 | return omciPkt |
| 58 | } |
| 59 | |
| 60 | func makeOmciSetRequest(t *testing.T) []byte { |
| 61 | omciReq := &omci.SetRequest{ |
| 62 | MeBasePacket: omci.MeBasePacket{ |
| 63 | EntityClass: me.GemPortNetworkCtpClassID, |
| 64 | EntityInstance: 12, |
| 65 | }, |
| 66 | Attributes: mockAttr, |
| 67 | } |
| 68 | omciPkt, err := omcilib.Serialize(omci.SetRequestType, omciReq, 66) |
| 69 | if err != nil { |
| 70 | t.Fatal(err.Error()) |
| 71 | } |
| 72 | |
| 73 | omciPkt, _ = omcilib.HexEncode(omciPkt) |
| 74 | |
| 75 | return omciPkt |
| 76 | } |
| 77 | |
| 78 | func makeOmciDeleteRequest(t *testing.T) []byte { |
| 79 | omciReq := &omci.DeleteRequest{ |
| 80 | MeBasePacket: omci.MeBasePacket{ |
| 81 | EntityClass: me.GemPortNetworkCtpClassID, |
| 82 | EntityInstance: 12, |
| 83 | }, |
| 84 | } |
| 85 | omciPkt, err := omcilib.Serialize(omci.DeleteRequestType, omciReq, 66) |
| 86 | if err != nil { |
| 87 | t.Fatal(err.Error()) |
| 88 | } |
| 89 | |
| 90 | omciPkt, _ = omcilib.HexEncode(omciPkt) |
| 91 | |
| 92 | return omciPkt |
| 93 | } |
| 94 | |
| 95 | func makeOmciMibResetRequest(t *testing.T) []byte { |
| 96 | omciReq := &omci.MibResetRequest{ |
| 97 | MeBasePacket: omci.MeBasePacket{ |
| 98 | EntityClass: me.OnuDataClassID, |
| 99 | }, |
| 100 | } |
| 101 | omciPkt, err := omcilib.Serialize(omci.MibResetRequestType, omciReq, 66) |
| 102 | if err != nil { |
| 103 | t.Fatal(err.Error()) |
| 104 | } |
| 105 | |
| 106 | omciPkt, _ = omcilib.HexEncode(omciPkt) |
| 107 | |
| 108 | return omciPkt |
| 109 | } |
| 110 | |
| 111 | func makeOmciMessage(t *testing.T, onu *Onu, pkt []byte) bbsim.OmciMessage { |
Matteo Scandolo | b591314 | 2021-03-19 16:10:18 -0700 | [diff] [blame] | 112 | omciPkt, omciMsg, err := omcilib.ParseOpenOltOmciPacket(pkt) |
| 113 | if err != nil { |
| 114 | t.Fatal(err.Error()) |
| 115 | } |
Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 116 | return bbsim.OmciMessage{ |
Matteo Scandolo | b591314 | 2021-03-19 16:10:18 -0700 | [diff] [blame] | 117 | OnuSN: onu.SerialNumber, |
| 118 | OnuID: onu.ID, |
| 119 | OmciPkt: omciPkt, |
| 120 | OmciMsg: omciMsg, |
Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 121 | } |
| 122 | } |
| 123 | |
Matteo Scandolo | 4b077aa | 2021-02-16 17:33:37 -0800 | [diff] [blame] | 124 | func omciBytesToMsg(t *testing.T, data []byte) (*omci.OMCI, *gopacket.Packet) { |
| 125 | packet := gopacket.NewPacket(data, omci.LayerTypeOMCI, gopacket.NoCopy) |
| 126 | if packet == nil { |
| 127 | t.Fatal("could not decode rxMsg as OMCI") |
| 128 | } |
| 129 | omciLayer := packet.Layer(omci.LayerTypeOMCI) |
| 130 | if omciLayer == nil { |
| 131 | t.Fatal("could not decode omci layer") |
| 132 | } |
| 133 | omciMsg, ok := omciLayer.(*omci.OMCI) |
| 134 | if !ok { |
| 135 | t.Fatal("could not assign omci layer") |
| 136 | } |
| 137 | return omciMsg, &packet |
| 138 | } |
| 139 | |
| 140 | func omciToCreateResponse(t *testing.T, omciPkt *gopacket.Packet) *omci.CreateResponse { |
| 141 | msgLayer := (*omciPkt).Layer(omci.LayerTypeCreateResponse) |
| 142 | if msgLayer == nil { |
| 143 | t.Fatal("omci Msg layer could not be detected for CreateResponse - handling of MibSyncChan stopped") |
| 144 | } |
| 145 | msgObj, msgOk := msgLayer.(*omci.CreateResponse) |
| 146 | if !msgOk { |
| 147 | t.Fatal("omci Msg layer could not be assigned for CreateResponse - handling of MibSyncChan stopped") |
| 148 | } |
| 149 | return msgObj |
| 150 | } |
| 151 | |
Matteo Scandolo | 992a23e | 2021-02-04 15:35:04 -0800 | [diff] [blame] | 152 | func Test_MibDataSyncIncrease(t *testing.T) { |
| 153 | onu := createMockOnu(1, 1) |
| 154 | |
| 155 | assert.Equal(t, onu.MibDataSync, uint8(0)) |
| 156 | |
| 157 | stream := &mockStream{ |
| 158 | Calls: make(map[int]*openolt.Indication), |
| 159 | } |
| 160 | |
| 161 | // send a Create and check that MDS has been increased |
| 162 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciCreateRequest(t)), stream) |
| 163 | assert.Equal(t, onu.MibDataSync, uint8(1)) |
| 164 | |
| 165 | // send a Set and check that MDS has been increased |
| 166 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciSetRequest(t)), stream) |
| 167 | assert.Equal(t, onu.MibDataSync, uint8(2)) |
| 168 | |
| 169 | // send a Delete and check that MDS has been increased |
| 170 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciDeleteRequest(t)), stream) |
| 171 | assert.Equal(t, onu.MibDataSync, uint8(3)) |
| 172 | |
| 173 | // TODO once supported MDS should increase for: |
| 174 | // - Start software download |
| 175 | // - End software download |
| 176 | // - Activate software |
| 177 | // - Commit software |
| 178 | } |
| 179 | |
| 180 | func Test_MibDataSyncReset(t *testing.T) { |
| 181 | onu := createMockOnu(1, 1) |
| 182 | onu.MibDataSync = 192 |
| 183 | assert.Equal(t, onu.MibDataSync, uint8(192)) |
| 184 | |
| 185 | stream := &mockStream{ |
| 186 | Calls: make(map[int]*openolt.Indication), |
| 187 | } |
| 188 | |
| 189 | // send a MibReset and check that MDS has reset to 0 |
| 190 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciMibResetRequest(t)), stream) |
| 191 | assert.Equal(t, onu.MibDataSync, uint8(0)) |
| 192 | } |
| 193 | |
| 194 | func Test_MibDataSyncRotation(t *testing.T) { |
| 195 | onu := createMockOnu(1, 1) |
| 196 | onu.MibDataSync = 255 |
| 197 | assert.Equal(t, onu.MibDataSync, uint8(255)) |
| 198 | |
| 199 | stream := &mockStream{ |
| 200 | Calls: make(map[int]*openolt.Indication), |
| 201 | } |
| 202 | |
| 203 | // send a request that increases the MDS, but once we're at 255 we should go back to 0 (8bit) |
| 204 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciDeleteRequest(t)), stream) |
| 205 | assert.Equal(t, onu.MibDataSync, uint8(0)) |
| 206 | } |
Matteo Scandolo | 4b077aa | 2021-02-16 17:33:37 -0800 | [diff] [blame] | 207 | |
| 208 | func Test_GemPortValidation(t *testing.T) { |
| 209 | |
| 210 | // setup |
| 211 | onu := createMockOnu(1, 1) |
| 212 | |
| 213 | stream := &mockStream{ |
| 214 | Calls: make(map[int]*openolt.Indication), |
| 215 | } |
| 216 | |
| 217 | // create a gem port via OMCI (gemPortId 12) |
| 218 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciCreateRequest(t)), stream) |
| 219 | |
| 220 | // the first time we created the gemPort |
| 221 | // the MDS should be incremented |
| 222 | assert.Equal(t, stream.CallCount, 1) |
| 223 | assert.Equal(t, onu.MibDataSync, uint8(1)) |
| 224 | |
| 225 | // and the OMCI response status should be me.Success |
| 226 | indication := stream.Calls[1].GetOmciInd() |
| 227 | _, omciPkt := omciBytesToMsg(t, indication.Pkt) |
| 228 | responseLayer := omciToCreateResponse(t, omciPkt) |
| 229 | assert.Equal(t, responseLayer.Result, me.Success) |
| 230 | |
| 231 | // send a request to create the same gem port via OMCI (gemPortId 12) |
| 232 | onu.handleOmciRequest(makeOmciMessage(t, onu, makeOmciCreateRequest(t)), stream) |
| 233 | |
| 234 | // this time the MDS should not be incremented |
| 235 | assert.Equal(t, stream.CallCount, 2) |
| 236 | assert.Equal(t, onu.MibDataSync, uint8(1)) |
| 237 | |
| 238 | // and the OMCI response status should be me.ProcessingError |
| 239 | _, omciPkt = omciBytesToMsg(t, stream.Calls[2].GetOmciInd().Pkt) |
| 240 | responseLayer = omciToCreateResponse(t, omciPkt) |
| 241 | assert.Equal(t, responseLayer.Result, me.ProcessingError) |
| 242 | } |