Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [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 | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 20 | "github.com/google/gopacket/layers" |
| 21 | "github.com/looplab/fsm" |
Matteo Scandolo | 3de9de0 | 2019-11-14 13:40:03 -0800 | [diff] [blame] | 22 | "github.com/opencord/voltha-protos/v2/go/openolt" |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 23 | "gotest.tools/assert" |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 24 | "testing" |
| 25 | ) |
| 26 | |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 27 | func Test_Onu_SendEapolFlow(t *testing.T) { |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 28 | onu := createMockOnu(1, 1, 900, 900, false, false) |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 29 | |
| 30 | client := &mockClient{ |
| 31 | FlowAddSpy: FlowAddSpy{ |
| 32 | Calls: make(map[int]*openolt.Flow), |
| 33 | }, |
| 34 | fail: false, |
| 35 | } |
| 36 | |
| 37 | onu.sendEapolFlow(client) |
| 38 | assert.Equal(t, client.FlowAddSpy.CallCount, 1) |
| 39 | |
| 40 | assert.Equal(t, client.FlowAddSpy.Calls[1].AccessIntfId, int32(onu.PonPortID)) |
| 41 | assert.Equal(t, client.FlowAddSpy.Calls[1].OnuId, int32(onu.ID)) |
| 42 | assert.Equal(t, client.FlowAddSpy.Calls[1].UniId, int32(0)) |
| 43 | assert.Equal(t, client.FlowAddSpy.Calls[1].FlowId, onu.ID) |
| 44 | assert.Equal(t, client.FlowAddSpy.Calls[1].FlowType, "downstream") |
| 45 | assert.Equal(t, client.FlowAddSpy.Calls[1].PortNo, onu.ID) |
| 46 | } |
| 47 | |
| 48 | // validates that when an ONU receives an EAPOL flow for UNI 0 |
| 49 | // it transition to auth_started state |
| 50 | func Test_HandleFlowUpdateEapolFromGem(t *testing.T) { |
| 51 | |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 52 | onu := createMockOnu(1, 1, 900, 900, true, false) |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 53 | |
| 54 | onu.InternalState = fsm.NewFSM( |
| 55 | "gem_port_added", |
| 56 | fsm.Events{ |
| 57 | {Name: "start_auth", Src: []string{"eapol_flow_received", "gem_port_added"}, Dst: "auth_started"}, |
| 58 | }, |
| 59 | fsm.Callbacks{}, |
| 60 | ) |
| 61 | |
| 62 | flow := openolt.Flow{ |
| 63 | AccessIntfId: int32(onu.PonPortID), |
| 64 | OnuId: int32(onu.ID), |
| 65 | UniId: int32(0), |
| 66 | FlowId: uint32(onu.ID), |
| 67 | FlowType: "downstream", |
| 68 | AllocId: int32(0), |
| 69 | NetworkIntfId: int32(0), |
| 70 | Classifier: &openolt.Classifier{ |
| 71 | EthType: uint32(layers.EthernetTypeEAPOL), |
| 72 | OVid: 4091, |
| 73 | }, |
| 74 | Action: &openolt.Action{}, |
| 75 | Priority: int32(100), |
| 76 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 77 | } |
| 78 | |
| 79 | msg := OnuFlowUpdateMessage{ |
| 80 | PonPortID: 1, |
| 81 | OnuID: 1, |
| 82 | Flow: &flow, |
| 83 | } |
| 84 | |
| 85 | onu.handleFlowUpdate(msg) |
| 86 | assert.Equal(t, onu.InternalState.Current(), "auth_started") |
| 87 | } |
| 88 | |
| 89 | // validates that when an ONU receives an EAPOL flow for UNI that is not 0 |
| 90 | // no action is taken |
| 91 | func Test_HandleFlowUpdateEapolFromGemIgnore(t *testing.T) { |
| 92 | |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 93 | onu := createMockOnu(1, 1, 900, 900, false, false) |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 94 | |
| 95 | onu.InternalState = fsm.NewFSM( |
| 96 | "gem_port_added", |
| 97 | fsm.Events{ |
| 98 | {Name: "start_auth", Src: []string{"eapol_flow_received", "gem_port_added"}, Dst: "auth_started"}, |
| 99 | }, |
| 100 | fsm.Callbacks{}, |
| 101 | ) |
| 102 | |
| 103 | flow := openolt.Flow{ |
| 104 | AccessIntfId: int32(onu.PonPortID), |
| 105 | OnuId: int32(onu.ID), |
| 106 | UniId: int32(1), |
| 107 | FlowId: uint32(onu.ID), |
| 108 | FlowType: "downstream", |
| 109 | AllocId: int32(0), |
| 110 | NetworkIntfId: int32(0), |
| 111 | Classifier: &openolt.Classifier{ |
| 112 | EthType: uint32(layers.EthernetTypeEAPOL), |
| 113 | OVid: 4091, |
| 114 | }, |
| 115 | Action: &openolt.Action{}, |
| 116 | Priority: int32(100), |
| 117 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 118 | } |
| 119 | |
| 120 | msg := OnuFlowUpdateMessage{ |
| 121 | PonPortID: 1, |
| 122 | OnuID: 1, |
| 123 | Flow: &flow, |
| 124 | } |
| 125 | |
| 126 | onu.handleFlowUpdate(msg) |
| 127 | assert.Equal(t, onu.InternalState.Current(), "gem_port_added") |
| 128 | } |
| 129 | |
| 130 | // validates that when an ONU receives an EAPOL flow for UNI 0 |
| 131 | // it transition to auth_started state |
| 132 | func Test_HandleFlowUpdateEapolFromEnabled(t *testing.T) { |
| 133 | |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 134 | onu := createMockOnu(1, 1, 900, 900, false, false) |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 135 | |
| 136 | onu.InternalState = fsm.NewFSM( |
| 137 | "enabled", |
| 138 | fsm.Events{ |
| 139 | {Name: "receive_eapol_flow", Src: []string{"enabled", "gem_port_added"}, Dst: "eapol_flow_received"}, |
| 140 | }, |
| 141 | fsm.Callbacks{}, |
| 142 | ) |
| 143 | |
| 144 | flow := openolt.Flow{ |
| 145 | AccessIntfId: int32(onu.PonPortID), |
| 146 | OnuId: int32(onu.ID), |
| 147 | UniId: int32(0), |
| 148 | FlowId: uint32(onu.ID), |
| 149 | FlowType: "downstream", |
| 150 | AllocId: int32(0), |
| 151 | NetworkIntfId: int32(0), |
| 152 | Classifier: &openolt.Classifier{ |
| 153 | EthType: uint32(layers.EthernetTypeEAPOL), |
| 154 | OVid: 4091, |
| 155 | }, |
| 156 | Action: &openolt.Action{}, |
| 157 | Priority: int32(100), |
| 158 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 159 | } |
| 160 | |
| 161 | msg := OnuFlowUpdateMessage{ |
| 162 | PonPortID: 1, |
| 163 | OnuID: 1, |
| 164 | Flow: &flow, |
| 165 | } |
| 166 | |
| 167 | onu.handleFlowUpdate(msg) |
| 168 | assert.Equal(t, onu.InternalState.Current(), "eapol_flow_received") |
| 169 | } |
| 170 | |
| 171 | // validates that when an ONU receives an EAPOL flow for UNI that is not 0 |
| 172 | // no action is taken |
| 173 | func Test_HandleFlowUpdateEapolFromEnabledIgnore(t *testing.T) { |
| 174 | |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 175 | onu := createMockOnu(1, 1, 900, 900, false, false) |
Matteo Scandolo | 813402b | 2019-10-23 19:24:52 -0700 | [diff] [blame] | 176 | |
| 177 | onu.InternalState = fsm.NewFSM( |
| 178 | "enabled", |
| 179 | fsm.Events{ |
| 180 | {Name: "receive_eapol_flow", Src: []string{"enabled", "gem_port_added"}, Dst: "eapol_flow_received"}, |
| 181 | }, |
| 182 | fsm.Callbacks{}, |
| 183 | ) |
| 184 | |
| 185 | flow := openolt.Flow{ |
| 186 | AccessIntfId: int32(onu.PonPortID), |
| 187 | OnuId: int32(onu.ID), |
| 188 | UniId: int32(1), |
| 189 | FlowId: uint32(onu.ID), |
| 190 | FlowType: "downstream", |
| 191 | AllocId: int32(0), |
| 192 | NetworkIntfId: int32(0), |
| 193 | Classifier: &openolt.Classifier{ |
| 194 | EthType: uint32(layers.EthernetTypeEAPOL), |
| 195 | OVid: 4091, |
| 196 | }, |
| 197 | Action: &openolt.Action{}, |
| 198 | Priority: int32(100), |
| 199 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 200 | } |
| 201 | |
| 202 | msg := OnuFlowUpdateMessage{ |
| 203 | PonPortID: 1, |
| 204 | OnuID: 1, |
| 205 | Flow: &flow, |
| 206 | } |
| 207 | |
| 208 | onu.handleFlowUpdate(msg) |
| 209 | assert.Equal(t, onu.InternalState.Current(), "enabled") |
| 210 | } |
| 211 | |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 212 | // validates that when an ONU receives an EAPOL flow for UNI 0 |
| 213 | // but the noAuth bit is set no action is taken |
| 214 | func Test_HandleFlowUpdateEapolNoAuth(t *testing.T) { |
| 215 | onu := createMockOnu(1, 1, 900, 900, false, false) |
| 216 | |
| 217 | onu.InternalState = fsm.NewFSM( |
| 218 | "gem_port_added", |
| 219 | fsm.Events{ |
| 220 | {Name: "start_auth", Src: []string{"eapol_flow_received", "gem_port_added"}, Dst: "auth_started"}, |
| 221 | }, |
| 222 | fsm.Callbacks{}, |
| 223 | ) |
| 224 | |
| 225 | flow := openolt.Flow{ |
| 226 | AccessIntfId: int32(onu.PonPortID), |
| 227 | OnuId: int32(onu.ID), |
| 228 | UniId: int32(0), |
| 229 | FlowId: uint32(onu.ID), |
| 230 | FlowType: "downstream", |
| 231 | AllocId: int32(0), |
| 232 | NetworkIntfId: int32(0), |
| 233 | Classifier: &openolt.Classifier{ |
| 234 | EthType: uint32(layers.EthernetTypeEAPOL), |
| 235 | OVid: 4091, |
| 236 | }, |
| 237 | Action: &openolt.Action{}, |
| 238 | Priority: int32(100), |
| 239 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 240 | } |
| 241 | |
| 242 | msg := OnuFlowUpdateMessage{ |
| 243 | PonPortID: 1, |
| 244 | OnuID: 1, |
| 245 | Flow: &flow, |
| 246 | } |
| 247 | |
| 248 | onu.handleFlowUpdate(msg) |
| 249 | assert.Equal(t, onu.InternalState.Current(), "gem_port_added") |
| 250 | } |
| 251 | |
| 252 | func Test_HandleFlowUpdateDhcp(t *testing.T) { |
| 253 | onu := createMockOnu(1, 1, 900, 900, false, true) |
| 254 | |
| 255 | onu.InternalState = fsm.NewFSM( |
| 256 | "eap_response_success_received", |
| 257 | fsm.Events{ |
| 258 | {Name: "start_dhcp", Src: []string{"eap_response_success_received"}, Dst: "dhcp_started"}, |
| 259 | }, |
| 260 | fsm.Callbacks{}, |
| 261 | ) |
| 262 | |
| 263 | flow := openolt.Flow{ |
| 264 | AccessIntfId: int32(onu.PonPortID), |
| 265 | OnuId: int32(onu.ID), |
| 266 | UniId: int32(0), |
| 267 | FlowId: uint32(onu.ID), |
| 268 | FlowType: "downstream", |
| 269 | AllocId: int32(0), |
| 270 | NetworkIntfId: int32(0), |
| 271 | Classifier: &openolt.Classifier{ |
| 272 | EthType: uint32(layers.EthernetTypeIPv4), |
| 273 | SrcPort: uint32(68), |
| 274 | DstPort: uint32(67), |
Matteo Scandolo | d74abba | 2020-04-16 16:36:44 -0700 | [diff] [blame^] | 275 | OPbits: 0, |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 276 | }, |
| 277 | Action: &openolt.Action{}, |
| 278 | Priority: int32(100), |
| 279 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 280 | } |
| 281 | |
| 282 | msg := OnuFlowUpdateMessage{ |
| 283 | PonPortID: 1, |
| 284 | OnuID: 1, |
| 285 | Flow: &flow, |
| 286 | } |
| 287 | |
| 288 | onu.handleFlowUpdate(msg) |
| 289 | assert.Equal(t, onu.InternalState.Current(), "dhcp_started") |
| 290 | assert.Equal(t, onu.DhcpFlowReceived, true) |
| 291 | } |
| 292 | |
Matteo Scandolo | d74abba | 2020-04-16 16:36:44 -0700 | [diff] [blame^] | 293 | func Test_HandleFlowUpdateDhcpPBit255(t *testing.T) { |
| 294 | onu := createMockOnu(1, 1, 900, 900, false, true) |
| 295 | |
| 296 | onu.InternalState = fsm.NewFSM( |
| 297 | "eap_response_success_received", |
| 298 | fsm.Events{ |
| 299 | {Name: "start_dhcp", Src: []string{"eap_response_success_received"}, Dst: "dhcp_started"}, |
| 300 | }, |
| 301 | fsm.Callbacks{}, |
| 302 | ) |
| 303 | |
| 304 | flow := openolt.Flow{ |
| 305 | AccessIntfId: int32(onu.PonPortID), |
| 306 | OnuId: int32(onu.ID), |
| 307 | UniId: int32(0), |
| 308 | FlowId: uint32(onu.ID), |
| 309 | FlowType: "downstream", |
| 310 | AllocId: int32(0), |
| 311 | NetworkIntfId: int32(0), |
| 312 | Classifier: &openolt.Classifier{ |
| 313 | EthType: uint32(layers.EthernetTypeIPv4), |
| 314 | SrcPort: uint32(68), |
| 315 | DstPort: uint32(67), |
| 316 | OPbits: 0, |
| 317 | }, |
| 318 | Action: &openolt.Action{}, |
| 319 | Priority: int32(100), |
| 320 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 321 | } |
| 322 | |
| 323 | msg := OnuFlowUpdateMessage{ |
| 324 | PonPortID: 1, |
| 325 | OnuID: 1, |
| 326 | Flow: &flow, |
| 327 | } |
| 328 | |
| 329 | onu.handleFlowUpdate(msg) |
| 330 | assert.Equal(t, onu.InternalState.Current(), "dhcp_started") |
| 331 | assert.Equal(t, onu.DhcpFlowReceived, true) |
| 332 | } |
| 333 | |
| 334 | func Test_HandleFlowUpdateDhcpIgnoreByPbit(t *testing.T) { |
| 335 | onu := createMockOnu(1, 1, 900, 900, false, true) |
| 336 | |
| 337 | onu.InternalState = fsm.NewFSM( |
| 338 | "eap_response_success_received", |
| 339 | fsm.Events{ |
| 340 | {Name: "start_dhcp", Src: []string{"eap_response_success_received"}, Dst: "dhcp_started"}, |
| 341 | }, |
| 342 | fsm.Callbacks{}, |
| 343 | ) |
| 344 | |
| 345 | flow := openolt.Flow{ |
| 346 | AccessIntfId: int32(onu.PonPortID), |
| 347 | OnuId: int32(onu.ID), |
| 348 | UniId: int32(0), |
| 349 | FlowId: uint32(onu.ID), |
| 350 | FlowType: "downstream", |
| 351 | AllocId: int32(0), |
| 352 | NetworkIntfId: int32(0), |
| 353 | Classifier: &openolt.Classifier{ |
| 354 | EthType: uint32(layers.EthernetTypeIPv4), |
| 355 | SrcPort: uint32(68), |
| 356 | DstPort: uint32(67), |
| 357 | OPbits: 1, |
| 358 | }, |
| 359 | Action: &openolt.Action{}, |
| 360 | Priority: int32(100), |
| 361 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 362 | } |
| 363 | |
| 364 | msg := OnuFlowUpdateMessage{ |
| 365 | PonPortID: 1, |
| 366 | OnuID: 1, |
| 367 | Flow: &flow, |
| 368 | } |
| 369 | |
| 370 | onu.handleFlowUpdate(msg) |
| 371 | assert.Equal(t, onu.InternalState.Current(), "eap_response_success_received") |
| 372 | assert.Equal(t, onu.DhcpFlowReceived, false) |
| 373 | } |
| 374 | |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 375 | func Test_HandleFlowUpdateDhcpNoDhcp(t *testing.T) { |
| 376 | onu := createMockOnu(1, 1, 900, 900, false, false) |
| 377 | |
| 378 | onu.InternalState = fsm.NewFSM( |
| 379 | "eap_response_success_received", |
| 380 | fsm.Events{ |
| 381 | {Name: "start_dhcp", Src: []string{"eap_response_success_received"}, Dst: "dhcp_started"}, |
| 382 | }, |
| 383 | fsm.Callbacks{}, |
| 384 | ) |
| 385 | |
| 386 | flow := openolt.Flow{ |
| 387 | AccessIntfId: int32(onu.PonPortID), |
| 388 | OnuId: int32(onu.ID), |
| 389 | UniId: int32(0), |
| 390 | FlowId: uint32(onu.ID), |
| 391 | FlowType: "downstream", |
| 392 | AllocId: int32(0), |
| 393 | NetworkIntfId: int32(0), |
| 394 | Classifier: &openolt.Classifier{ |
| 395 | EthType: uint32(layers.EthernetTypeIPv4), |
| 396 | SrcPort: uint32(68), |
| 397 | DstPort: uint32(67), |
| 398 | }, |
| 399 | Action: &openolt.Action{}, |
| 400 | Priority: int32(100), |
| 401 | PortNo: uint32(onu.ID), // NOTE we are using this to map an incoming packetIndication to an ONU |
| 402 | } |
| 403 | |
| 404 | msg := OnuFlowUpdateMessage{ |
| 405 | PonPortID: 1, |
| 406 | OnuID: 1, |
| 407 | Flow: &flow, |
| 408 | } |
| 409 | |
| 410 | onu.handleFlowUpdate(msg) |
| 411 | assert.Equal(t, onu.InternalState.Current(), "eap_response_success_received") |
Matteo Scandolo | d74abba | 2020-04-16 16:36:44 -0700 | [diff] [blame^] | 412 | assert.Equal(t, onu.DhcpFlowReceived, false) |
Matteo Scandolo | c114709 | 2019-10-29 09:38:33 -0700 | [diff] [blame] | 413 | } |