Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [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 sadis |
| 18 | |
| 19 | import ( |
| 20 | "encoding/json" |
| 21 | "net/http" |
| 22 | "strings" |
| 23 | "sync" |
| 24 | |
| 25 | "github.com/gorilla/mux" |
| 26 | "github.com/opencord/bbsim/internal/bbsim/devices" |
| 27 | "github.com/opencord/bbsim/internal/common" |
| 28 | log "github.com/sirupsen/logrus" |
| 29 | ) |
| 30 | |
| 31 | var sadisLogger = log.WithFields(log.Fields{ |
| 32 | "module": "SADIS", |
| 33 | }) |
| 34 | |
| 35 | type sadisServer struct { |
| 36 | olt *devices.OltDevice |
| 37 | } |
| 38 | |
| 39 | // bandwidthProfiles contains some dummy profiles |
| 40 | var bandwidthProfiles = []interface{}{ |
| 41 | &SadisBWPEntry{ID: "User_Bandwidth1", AIR: 100000, CBS: 10000, CIR: 30000, EBS: 1000, EIR: 20000}, |
| 42 | &SadisBWPEntry{ID: "User_Bandwidth2", AIR: 100000, CBS: 5000, CIR: 100000, EBS: 5000, EIR: 1000000}, |
| 43 | &SadisBWPEntry{ID: "User_Bandwidth3", AIR: 100000, CBS: 5000, CIR: 100000, EBS: 5000, EIR: 1000000}, |
| 44 | &SadisBWPEntry{ID: "Default", AIR: 100000, CBS: 30, CIR: 600, EBS: 30, EIR: 400}, |
| 45 | } |
| 46 | |
| 47 | // SadisConfig is the top-level SADIS configuration struct |
| 48 | type SadisConfig struct { |
| 49 | Sadis SadisEntries `json:"sadis"` |
| 50 | BandwidthProfile BandwidthProfileEntries `json:"bandwidthprofile"` |
| 51 | } |
| 52 | |
| 53 | type SadisEntries struct { |
| 54 | Integration SadisIntegration `json:"integration"` |
| 55 | Entries []interface{} `json:"entries,omitempty"` |
| 56 | } |
| 57 | type BandwidthProfileEntries struct { |
| 58 | Integration SadisIntegration `json:"integration"` |
| 59 | Entries []interface{} `json:"entries,omitempty"` |
| 60 | } |
| 61 | |
| 62 | type SadisIntegration struct { |
| 63 | URL string `json:"url,omitempty"` |
| 64 | Cache struct { |
| 65 | Enabled bool `json:"enabled"` |
| 66 | MaxSize int `json:"maxsize"` |
| 67 | TTL string `json:"ttl"` |
| 68 | } `json:"cache"` |
| 69 | } |
| 70 | |
| 71 | type SadisOltEntry struct { |
| 72 | ID string `json:"id"` |
| 73 | HardwareIdentifier string `json:"hardwareIdentifier"` |
| 74 | IPAddress string `json:"ipAddress"` |
| 75 | NasID string `json:"nasId"` |
| 76 | UplinkPort int `json:"uplinkPort"` |
| 77 | } |
| 78 | |
| 79 | type SadisOnuEntry struct { |
| 80 | ID string `json:"id"` |
| 81 | CTag int `json:"cTag"` |
| 82 | STag int `json:"sTag"` |
| 83 | NasPortID string `json:"nasPortId"` |
| 84 | CircuitID string `json:"circuitId"` |
| 85 | RemoteID string `json:"remoteId"` |
| 86 | TechnologyProfileID int `json:"technologyProfileId"` |
| 87 | UpstreamBandwidthProfile string `json:"upstreamBandwidthProfile"` |
| 88 | DownstreamBandwidthProfile string `json:"downstreamBandwidthProfile"` |
| 89 | } |
| 90 | |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 91 | type SadisOnuEntryV2 struct { |
| 92 | ID string `json:"id"` |
| 93 | NasPortID string `json:"nasPortId"` |
| 94 | CircuitID string `json:"circuitId"` |
| 95 | RemoteID string `json:"remoteId"` |
| 96 | UniTagList []SadisUniTag `json:"uniTagList"` |
| 97 | } |
| 98 | |
| 99 | type SadisUniTag struct { |
| 100 | UniTagMatch int `json:"uniTagMatch"` |
| 101 | PonCTag int `json:"ponCTag"` |
| 102 | PonSTag int `json:"ponSTag"` |
| 103 | UsPonCTagPriority int `json:"usPonCTagPriority"` |
| 104 | DsPonCTagPriority int `json:"dsPonCTagPriority"` |
| 105 | UsPonSTagPriority int `json:"usPonSTagPriority"` |
| 106 | DsPonSTagPriority int `json:"dsPonSTagPriority"` |
| 107 | EnableMacLearning string `json:"enableMacLearning"` |
| 108 | ConfiguredDacAddress string `json:"configuredDacAddress"` |
| 109 | TechnologyProfileID int `json:"technologyProfileId"` |
| 110 | UpstreamBandwidthProfile string `json:"upstreamBandwidthProfile"` |
| 111 | DownstreamBandwidthProfile string `json:"downstreamBandwidthProfile"` |
| 112 | IsDhcpRequired string `json:"isDhcpRequired"` |
| 113 | IsIgmpRequired string `json:"isIgmpRequired"` |
| 114 | ServiceName string `json:"serviceName"` |
| 115 | } |
| 116 | |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 117 | // SADIS BandwithProfile Entry |
| 118 | type SadisBWPEntry struct { |
| 119 | ID string `json:"id"` |
| 120 | AIR int `json:"air"` |
| 121 | CBS int `json:"cbs"` |
| 122 | CIR int `json:"cir"` |
| 123 | EBS int `json:"ebs"` |
| 124 | EIR int `json:"eir"` |
| 125 | } |
| 126 | |
| 127 | // GetSadisConfig returns a full SADIS configuration struct ready to be marshalled into JSON |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 128 | func GetSadisConfig(olt *devices.OltDevice, version string) *SadisConfig { |
| 129 | sadisEntries, _ := GetSadisEntries(olt, version) |
| 130 | bwpEntries := getBWPEntries(version) |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 131 | |
| 132 | conf := &SadisConfig{} |
| 133 | conf.Sadis = *sadisEntries |
| 134 | conf.BandwidthProfile = *bwpEntries |
| 135 | |
| 136 | return conf |
| 137 | } |
| 138 | |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 139 | func GetSadisEntries(olt *devices.OltDevice, version string) (*SadisEntries, error) { |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 140 | solt, _ := GetOltEntry(olt) |
| 141 | |
| 142 | entries := []interface{}{} |
| 143 | entries = append(entries, solt) |
| 144 | |
| 145 | a := strings.Split(common.Options.BBSim.SadisRestAddress, ":") |
| 146 | port := a[len(a)-1] |
| 147 | |
| 148 | integration := SadisIntegration{} |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 149 | integration.URL = "http://bbsim:" + port + "/" + version + "/subscribers/%s" |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 150 | integration.Cache.Enabled = false |
| 151 | integration.Cache.MaxSize = 50 |
| 152 | integration.Cache.TTL = "PT0m" |
| 153 | |
| 154 | sadis := &SadisEntries{ |
| 155 | integration, |
| 156 | entries, |
| 157 | } |
| 158 | |
| 159 | return sadis, nil |
| 160 | } |
| 161 | |
| 162 | func GetOltEntry(olt *devices.OltDevice) (*SadisOltEntry, error) { |
| 163 | ip, _ := common.GetIPAddr("nni") // TODO verify which IP to report |
| 164 | solt := &SadisOltEntry{ |
| 165 | ID: olt.SerialNumber, |
| 166 | HardwareIdentifier: common.Options.Olt.DeviceId, |
| 167 | IPAddress: ip, |
| 168 | NasID: olt.SerialNumber, |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 169 | UplinkPort: 1048576, // TODO currently assumes we only have one NNI port |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 170 | } |
| 171 | return solt, nil |
| 172 | } |
| 173 | |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 174 | func GetOnuEntryV1(olt *devices.OltDevice, onu *devices.Onu, uniId string) (*SadisOnuEntry, error) { |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 175 | uniSuffix := "-" + uniId |
| 176 | sonu := &SadisOnuEntry{ |
| 177 | ID: onu.Sn() + uniSuffix, |
| 178 | CTag: onu.CTag, |
| 179 | STag: onu.STag, |
| 180 | NasPortID: onu.Sn() + uniSuffix, |
| 181 | CircuitID: onu.Sn() + uniSuffix, |
| 182 | RemoteID: olt.SerialNumber, |
| 183 | TechnologyProfileID: 64, |
| 184 | UpstreamBandwidthProfile: "User_Bandwidth1", |
| 185 | DownstreamBandwidthProfile: "Default", |
| 186 | } |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 187 | return sonu, nil |
| 188 | } |
| 189 | |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 190 | func GetOnuEntryV2(olt *devices.OltDevice, onu *devices.Onu, uniId string) (*SadisOnuEntryV2, error) { |
| 191 | uniSuffix := "-" + uniId |
| 192 | |
| 193 | sonuv2 := &SadisOnuEntryV2{ |
| 194 | ID: onu.Sn() + uniSuffix, |
| 195 | NasPortID: onu.Sn() + uniSuffix, |
| 196 | CircuitID: onu.Sn() + uniSuffix, |
| 197 | RemoteID: olt.SerialNumber, |
| 198 | } |
| 199 | sonuUniTag := SadisUniTag{ |
| 200 | UniTagMatch: 0, |
| 201 | PonCTag: onu.CTag, |
| 202 | PonSTag: onu.STag, |
| 203 | UsPonCTagPriority: 1, |
| 204 | DsPonCTagPriority: 1, |
| 205 | UsPonSTagPriority: 1, |
| 206 | DsPonSTagPriority: 1, |
| 207 | EnableMacLearning: "true", |
| 208 | ConfiguredDacAddress: "0.0.0.0", |
| 209 | TechnologyProfileID: 64, |
| 210 | UpstreamBandwidthProfile: "User_Bandwidth1", |
| 211 | DownstreamBandwidthProfile: "Default", |
| 212 | IsDhcpRequired: "true", |
| 213 | IsIgmpRequired: "true", |
| 214 | ServiceName: "Default", |
| 215 | } |
| 216 | sonuv2.UniTagList = append(sonuv2.UniTagList, sonuUniTag) |
| 217 | return sonuv2, nil |
| 218 | } |
| 219 | |
| 220 | func getBWPEntries(version string) *BandwidthProfileEntries { |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 221 | a := strings.Split(common.Options.BBSim.SadisRestAddress, ":") |
| 222 | port := a[len(a)-1] |
| 223 | |
| 224 | integration := SadisIntegration{} |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 225 | integration.URL = "http://bbsim:" + port + "/" + version + "/bandwidthprofiles/%s" |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 226 | integration.Cache.Enabled = true |
| 227 | integration.Cache.MaxSize = 40 |
| 228 | integration.Cache.TTL = "PT1m" |
| 229 | |
| 230 | bwp := &BandwidthProfileEntries{ |
| 231 | Integration: integration, |
| 232 | } |
| 233 | |
| 234 | return bwp |
| 235 | } |
| 236 | |
| 237 | func (s *sadisServer) ServeBaseConfig(w http.ResponseWriter, r *http.Request) { |
| 238 | w.Header().Set("Content-Type", "application/json") |
| 239 | w.WriteHeader(http.StatusOK) |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 240 | vars := mux.Vars(r) |
| 241 | |
| 242 | if vars["version"] != "v1" && vars["version"] != "v2" { |
| 243 | w.WriteHeader(http.StatusNotFound) |
| 244 | w.Write([]byte("{}")) |
| 245 | return |
| 246 | } |
| 247 | |
| 248 | sadisConf := GetSadisConfig(s.olt, vars["version"]) |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 249 | |
| 250 | sadisJSON, _ := json.Marshal(sadisConf) |
| 251 | sadisLogger.Tracef("SADIS JSON: %s", sadisJSON) |
| 252 | |
| 253 | w.Write([]byte(sadisJSON)) |
| 254 | |
| 255 | } |
| 256 | |
| 257 | func (s *sadisServer) ServeStaticConfig(w http.ResponseWriter, r *http.Request) { |
| 258 | w.Header().Set("Content-Type", "application/json") |
| 259 | w.WriteHeader(http.StatusOK) |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 260 | vars := mux.Vars(r) |
| 261 | sadisConf := GetSadisConfig(s.olt, vars["version"]) |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 262 | |
| 263 | sadisConf.Sadis.Integration.URL = "" |
| 264 | for i := range s.olt.Pons { |
| 265 | for _, onu := range s.olt.Pons[i].Onus { |
| 266 | // FIXME currently we only support one UNI per ONU |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 267 | if vars["version"] == "v1" { |
| 268 | sonuV1, _ := GetOnuEntryV1(s.olt, onu, "1") |
| 269 | sadisConf.Sadis.Entries = append(sadisConf.Sadis.Entries, sonuV1) |
| 270 | } else if vars["version"] == "v2" { |
| 271 | sonuV2, _ := GetOnuEntryV2(s.olt, onu, "1") |
| 272 | sadisConf.Sadis.Entries = append(sadisConf.Sadis.Entries, sonuV2) |
| 273 | |
| 274 | } |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 275 | } |
| 276 | } |
| 277 | |
| 278 | sadisConf.BandwidthProfile.Integration.URL = "" |
| 279 | sadisConf.BandwidthProfile.Entries = bandwidthProfiles |
| 280 | |
| 281 | sadisJSON, _ := json.Marshal(sadisConf) |
| 282 | sadisLogger.Tracef("SADIS JSON: %s", sadisJSON) |
| 283 | |
| 284 | w.Write([]byte(sadisJSON)) |
| 285 | |
| 286 | } |
| 287 | |
| 288 | func (s *sadisServer) ServeEntry(w http.ResponseWriter, r *http.Request) { |
| 289 | w.Header().Set("Content-Type", "application/json") |
| 290 | vars := mux.Vars(r) |
| 291 | |
| 292 | // check if the requested ID is for the OLT |
| 293 | if s.olt.SerialNumber == vars["ID"] { |
| 294 | sadisLogger.WithFields(log.Fields{ |
| 295 | "OltSn": s.olt.SerialNumber, |
| 296 | }).Debug("Received SADIS OLT request") |
| 297 | |
| 298 | sadisConf, _ := GetOltEntry(s.olt) |
| 299 | |
| 300 | w.WriteHeader(http.StatusOK) |
| 301 | json.NewEncoder(w).Encode(sadisConf) |
| 302 | return |
| 303 | } |
| 304 | |
| 305 | i := strings.Split(vars["ID"], "-") // split ID to get serial number and uni port |
| 306 | if len(i) != 2 { |
| 307 | w.WriteHeader(http.StatusUnprocessableEntity) |
| 308 | w.Write([]byte("{}")) |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 309 | sadisLogger.Warnf("Received invalid SADIS SubscriberId: %s", vars["ID"]) |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 310 | return |
| 311 | } |
| 312 | sn, uni := i[0], i[len(i)-1] |
| 313 | |
| 314 | onu, err := s.olt.FindOnuBySn(sn) |
| 315 | if err != nil { |
| 316 | w.WriteHeader(http.StatusNotFound) |
| 317 | w.Write([]byte("{}")) |
| 318 | sadisLogger.WithFields(log.Fields{ |
| 319 | "OnuSn": sn, |
| 320 | "OnuId": "NA", |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 321 | }).Warnf("Requested Subscriber entry not found for OnuSn: %s", vars["ID"]) |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 322 | return |
| 323 | } |
| 324 | |
| 325 | sadisLogger.WithFields(log.Fields{ |
| 326 | "OnuId": onu.ID, |
| 327 | "OnuSn": sn, |
| 328 | "OnuPortNo": uni, |
| 329 | }).Debug("Received SADIS request") |
| 330 | |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 331 | w.WriteHeader(http.StatusOK) |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 332 | if vars["version"] == "v1" { |
| 333 | sadisConf, _ := GetOnuEntryV1(s.olt, onu, uni) |
| 334 | json.NewEncoder(w).Encode(sadisConf) |
| 335 | } else if vars["version"] == "v2" { |
| 336 | sadisConf, _ := GetOnuEntryV2(s.olt, onu, uni) |
| 337 | json.NewEncoder(w).Encode(sadisConf) |
| 338 | } |
| 339 | |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 340 | } |
| 341 | |
| 342 | func (s *sadisServer) ServeBWPEntry(w http.ResponseWriter, r *http.Request) { |
| 343 | w.Header().Set("Content-Type", "application/json") |
| 344 | vars := mux.Vars(r) |
| 345 | id := vars["ID"] |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 346 | |
| 347 | if vars["version"] != "v1" && vars["version"] != "v2" { |
| 348 | w.WriteHeader(http.StatusNotFound) |
| 349 | w.Write([]byte("{}")) |
| 350 | return |
| 351 | } |
| 352 | |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 353 | sadisLogger.Debugf("Received request for SADIS bandwidth profile %s", id) |
| 354 | |
| 355 | for _, e := range bandwidthProfiles { |
| 356 | bwpEntry := e.(*SadisBWPEntry) |
| 357 | if bwpEntry.ID == id { |
| 358 | w.WriteHeader(http.StatusOK) |
| 359 | json.NewEncoder(w).Encode(bwpEntry) |
| 360 | return |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | w.WriteHeader(http.StatusNotFound) |
| 365 | w.Write([]byte("{}")) |
| 366 | } |
| 367 | |
| 368 | // StartRestServer starts REST server which returns a SADIS configuration for the currently simulated OLT |
| 369 | func StartRestServer(olt *devices.OltDevice, wg *sync.WaitGroup) { |
| 370 | addr := common.Options.BBSim.SadisRestAddress |
| 371 | sadisLogger.Infof("SADIS server listening on %s", addr) |
| 372 | s := &sadisServer{ |
| 373 | olt: olt, |
| 374 | } |
| 375 | |
| 376 | router := mux.NewRouter().StrictSlash(true) |
Anand S Katti | b409ee0 | 2020-02-20 20:10:00 +0530 | [diff] [blame^] | 377 | router.HandleFunc("/{version}/cfg", s.ServeBaseConfig) |
| 378 | router.HandleFunc("/{version}/static", s.ServeStaticConfig) |
| 379 | router.HandleFunc("/{version}/subscribers/{ID}", s.ServeEntry) |
| 380 | router.HandleFunc("/{version}/bandwidthprofiles/{ID}", s.ServeBWPEntry) |
Zdravko Bozakov | 958d81c | 2019-12-13 22:09:48 +0100 | [diff] [blame] | 381 | |
| 382 | log.Fatal(http.ListenAndServe(addr, router)) |
| 383 | |
| 384 | wg.Done() |
| 385 | } |