khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-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 | package core |
| 17 | |
| 18 | import ( |
| 19 | "context" |
| 20 | "errors" |
| 21 | "fmt" |
| 22 | "github.com/gogo/protobuf/proto" |
| 23 | "github.com/opencord/voltha-go/common/log" |
David K. Bainbridge | b4a9ab0 | 2019-09-20 15:12:16 -0700 | [diff] [blame^] | 24 | "github.com/opencord/voltha-go/common/probe" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 25 | "github.com/opencord/voltha-go/db/model" |
William Kurkian | daa6bb2 | 2019-03-07 12:26:28 -0500 | [diff] [blame] | 26 | "github.com/opencord/voltha-protos/go/voltha" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 27 | "reflect" |
| 28 | "sync" |
| 29 | ) |
| 30 | |
| 31 | const ( |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 32 | SENTINEL_ADAPTER_ID = "adapter_sentinel" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 33 | SENTINEL_DEVICETYPE_ID = "device_type_sentinel" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 34 | ) |
| 35 | |
| 36 | type AdapterAgent struct { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 37 | adapter *voltha.Adapter |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 38 | deviceTypes map[string]*voltha.DeviceType |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 39 | lock sync.RWMutex |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 40 | } |
| 41 | |
| 42 | func newAdapterAgent(adapter *voltha.Adapter, deviceTypes *voltha.DeviceTypes) *AdapterAgent { |
| 43 | var adapterAgent AdapterAgent |
| 44 | adapterAgent.adapter = adapter |
| 45 | adapterAgent.lock = sync.RWMutex{} |
| 46 | adapterAgent.deviceTypes = make(map[string]*voltha.DeviceType) |
| 47 | if deviceTypes != nil { |
| 48 | for _, dType := range deviceTypes.Items { |
| 49 | adapterAgent.deviceTypes[dType.Id] = dType |
| 50 | } |
| 51 | } |
| 52 | return &adapterAgent |
| 53 | } |
| 54 | |
| 55 | // Returns true if this device agent can handle this device Type |
| 56 | func (aa *AdapterAgent) handlesDeviceType(deviceType string) bool { |
| 57 | aa.lock.RLock() |
| 58 | defer aa.lock.RUnlock() |
| 59 | _, exist := aa.deviceTypes[deviceType] |
| 60 | return exist |
| 61 | } |
| 62 | |
| 63 | func (aa *AdapterAgent) getDeviceType(deviceType string) *voltha.DeviceType { |
| 64 | aa.lock.RLock() |
| 65 | defer aa.lock.RUnlock() |
| 66 | if _, exist := aa.deviceTypes[deviceType]; exist { |
| 67 | return aa.deviceTypes[deviceType] |
| 68 | } |
| 69 | return nil |
| 70 | } |
| 71 | |
| 72 | func (aa *AdapterAgent) getAdapter() *voltha.Adapter { |
| 73 | aa.lock.RLock() |
| 74 | defer aa.lock.RUnlock() |
| 75 | log.Debugw("getAdapter", log.Fields{"adapter": aa.adapter}) |
| 76 | return aa.adapter |
| 77 | } |
| 78 | |
| 79 | func (aa *AdapterAgent) updateAdapter(adapter *voltha.Adapter) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 80 | aa.lock.Lock() |
| 81 | defer aa.lock.Unlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 82 | aa.adapter = adapter |
| 83 | } |
| 84 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 85 | func (aa *AdapterAgent) updateDeviceType(deviceType *voltha.DeviceType) { |
| 86 | aa.lock.Lock() |
| 87 | defer aa.lock.Unlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 88 | aa.deviceTypes[deviceType.Id] = deviceType |
| 89 | } |
| 90 | |
| 91 | type AdapterManager struct { |
| 92 | adapterAgents map[string]*AdapterAgent |
| 93 | deviceTypeToAdapterMap map[string]string |
| 94 | clusterDataProxy *model.Proxy |
| 95 | adapterProxy *model.Proxy |
| 96 | deviceTypeProxy *model.Proxy |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 97 | deviceMgr *DeviceManager |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 98 | coreInstanceId string |
| 99 | exitChannel chan int |
| 100 | lockAdaptersMap sync.RWMutex |
| 101 | lockdDeviceTypeToAdapterMap sync.RWMutex |
| 102 | } |
| 103 | |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 104 | func newAdapterManager(cdProxy *model.Proxy, coreInstanceId string, deviceMgr *DeviceManager) *AdapterManager { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 105 | var adapterMgr AdapterManager |
| 106 | adapterMgr.exitChannel = make(chan int, 1) |
| 107 | adapterMgr.coreInstanceId = coreInstanceId |
| 108 | adapterMgr.clusterDataProxy = cdProxy |
| 109 | adapterMgr.adapterAgents = make(map[string]*AdapterAgent) |
| 110 | adapterMgr.deviceTypeToAdapterMap = make(map[string]string) |
| 111 | adapterMgr.lockAdaptersMap = sync.RWMutex{} |
| 112 | adapterMgr.lockdDeviceTypeToAdapterMap = sync.RWMutex{} |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 113 | adapterMgr.deviceMgr = deviceMgr |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 114 | return &adapterMgr |
| 115 | } |
| 116 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 117 | func (aMgr *AdapterManager) start(ctx context.Context) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 118 | log.Info("starting-adapter-manager") |
| 119 | |
| 120 | // Load the existing adapterAgents and device types - this will also ensure the correct paths have been |
| 121 | // created if there are no data in the dB to start |
| 122 | aMgr.loadAdaptersAndDevicetypesInMemory() |
| 123 | |
| 124 | //// Create the proxies |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 125 | aMgr.adapterProxy = aMgr.clusterDataProxy.CreateProxy(context.Background(), "/adapters", false) |
| 126 | aMgr.deviceTypeProxy = aMgr.clusterDataProxy.CreateProxy(context.Background(), "/device_types", false) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 127 | |
| 128 | // Register the callbacks |
| 129 | aMgr.adapterProxy.RegisterCallback(model.POST_UPDATE, aMgr.adapterUpdated) |
| 130 | aMgr.deviceTypeProxy.RegisterCallback(model.POST_UPDATE, aMgr.deviceTypesUpdated) |
David K. Bainbridge | b4a9ab0 | 2019-09-20 15:12:16 -0700 | [diff] [blame^] | 131 | probe.UpdateStatusFromContext(ctx, "adapter-manager", probe.ServiceStatusRunning) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 132 | log.Info("adapter-manager-started") |
| 133 | } |
| 134 | |
| 135 | func (aMgr *AdapterManager) stop(ctx context.Context) { |
| 136 | log.Info("stopping-device-manager") |
| 137 | aMgr.exitChannel <- 1 |
David K. Bainbridge | b4a9ab0 | 2019-09-20 15:12:16 -0700 | [diff] [blame^] | 138 | probe.UpdateStatusFromContext(ctx, "adapter-manager", probe.ServiceStatusStopped) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 139 | log.Info("device-manager-stopped") |
| 140 | } |
| 141 | |
| 142 | //loadAdaptersAndDevicetypesInMemory loads the existing set of adapters and device types in memory |
| 143 | func (aMgr *AdapterManager) loadAdaptersAndDevicetypesInMemory() { |
| 144 | // Load the adapters |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 145 | if adaptersIf := aMgr.clusterDataProxy.List(context.Background(), "/adapters", 0, false, ""); adaptersIf != nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 146 | for _, adapterIf := range adaptersIf.([]interface{}) { |
| 147 | if adapter, ok := adapterIf.(*voltha.Adapter); ok { |
| 148 | log.Debugw("found-existing-adapter", log.Fields{"adapterId": adapter.Id}) |
| 149 | aMgr.addAdapter(adapter, false) |
| 150 | } |
| 151 | } |
| 152 | } else { |
| 153 | log.Debug("no-existing-adapter-found") |
| 154 | // No adapter data. In order to have a proxy setup for that path let's create a fake adapter |
| 155 | aMgr.addAdapter(&voltha.Adapter{Id: SENTINEL_ADAPTER_ID}, true) |
| 156 | } |
| 157 | |
| 158 | // Load the device types |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 159 | if deviceTypesIf := aMgr.clusterDataProxy.List(context.Background(), "/device_types", 0, false, ""); deviceTypesIf != nil { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 160 | dTypes := &voltha.DeviceTypes{Items: []*voltha.DeviceType{}} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 161 | for _, deviceTypeIf := range deviceTypesIf.([]interface{}) { |
| 162 | if dType, ok := deviceTypeIf.(*voltha.DeviceType); ok { |
| 163 | log.Debugw("found-existing-device-types", log.Fields{"deviceTypes": dTypes}) |
| 164 | dTypes.Items = append(dTypes.Items, dType) |
| 165 | } |
| 166 | } |
| 167 | aMgr.addDeviceTypes(dTypes, false) |
| 168 | } else { |
| 169 | log.Debug("no-existing-device-type-found") |
| 170 | // No device types data. In order to have a proxy setup for that path let's create a fake device type |
khenaidoo | 2c6a099 | 2019-04-29 13:46:56 -0400 | [diff] [blame] | 171 | aMgr.addDeviceTypes(&voltha.DeviceTypes{Items: []*voltha.DeviceType{{Id: SENTINEL_DEVICETYPE_ID, Adapter: SENTINEL_ADAPTER_ID}}}, true) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 172 | } |
| 173 | } |
| 174 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 175 | //updateAdaptersAndDevicetypesInMemory loads the existing set of adapters and device types in memory |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 176 | func (aMgr *AdapterManager) updateAdaptersAndDevicetypesInMemory(adapter *voltha.Adapter) { |
| 177 | if aMgr.getAdapter(adapter.Id) != nil { |
| 178 | // Already registered - Adapter may have restarted. Trigger the reconcile process for that adapter |
| 179 | go aMgr.deviceMgr.adapterRestarted(adapter) |
| 180 | return |
| 181 | } |
| 182 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 183 | // Update the adapters |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 184 | if adaptersIf := aMgr.clusterDataProxy.List(context.Background(), "/adapters", 0, false, ""); adaptersIf != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 185 | for _, adapterIf := range adaptersIf.([]interface{}) { |
| 186 | if adapter, ok := adapterIf.(*voltha.Adapter); ok { |
| 187 | log.Debugw("found-existing-adapter", log.Fields{"adapterId": adapter.Id}) |
| 188 | aMgr.updateAdapter(adapter) |
| 189 | } |
| 190 | } |
| 191 | } |
| 192 | // Update the device types |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 193 | if deviceTypesIf := aMgr.clusterDataProxy.List(context.Background(), "/device_types", 0, false, ""); deviceTypesIf != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 194 | dTypes := &voltha.DeviceTypes{Items: []*voltha.DeviceType{}} |
| 195 | for _, deviceTypeIf := range deviceTypesIf.([]interface{}) { |
| 196 | if dType, ok := deviceTypeIf.(*voltha.DeviceType); ok { |
| 197 | log.Debugw("found-existing-device-types", log.Fields{"deviceTypes": dTypes}) |
| 198 | aMgr.updateDeviceType(dType) |
| 199 | } |
| 200 | } |
| 201 | } |
| 202 | } |
| 203 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 204 | func (aMgr *AdapterManager) addAdapter(adapter *voltha.Adapter, saveToDb bool) { |
| 205 | aMgr.lockAdaptersMap.Lock() |
| 206 | defer aMgr.lockAdaptersMap.Unlock() |
| 207 | log.Debugw("adding-adapter", log.Fields{"adapter": adapter}) |
| 208 | if _, exist := aMgr.adapterAgents[adapter.Id]; !exist { |
| 209 | clonedAdapter := (proto.Clone(adapter)).(*voltha.Adapter) |
| 210 | aMgr.adapterAgents[adapter.Id] = newAdapterAgent(clonedAdapter, nil) |
| 211 | if saveToDb { |
| 212 | // Save the adapter to the KV store - first check if it already exist |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 213 | if kvAdapter := aMgr.clusterDataProxy.Get(context.Background(), "/adapters/"+adapter.Id, 0, false, ""); kvAdapter == nil { |
| 214 | if added := aMgr.clusterDataProxy.AddWithID(context.Background(), "/adapters", adapter.Id, clonedAdapter, ""); added == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 215 | //TODO: Errors when saving to KV would require a separate go routine to be launched and try the saving again |
| 216 | log.Errorw("failed-to-save-adapter", log.Fields{"adapter": adapter}) |
| 217 | } else { |
| 218 | log.Debugw("adapter-saved-to-KV-Store", log.Fields{"adapter": adapter}) |
| 219 | } |
| 220 | } |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 225 | func (aMgr *AdapterManager) addDeviceTypes(deviceTypes *voltha.DeviceTypes, saveToDb bool) { |
| 226 | if deviceTypes == nil { |
| 227 | return |
| 228 | } |
| 229 | log.Debugw("adding-device-types", log.Fields{"deviceTypes": deviceTypes}) |
| 230 | aMgr.lockAdaptersMap.Lock() |
| 231 | defer aMgr.lockAdaptersMap.Unlock() |
| 232 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 233 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 234 | for _, deviceType := range deviceTypes.Items { |
| 235 | clonedDType := (proto.Clone(deviceType)).(*voltha.DeviceType) |
| 236 | if adapterAgent, exist := aMgr.adapterAgents[clonedDType.Adapter]; exist { |
| 237 | adapterAgent.updateDeviceType(clonedDType) |
| 238 | } else { |
| 239 | log.Debugw("adapter-not-exist", log.Fields{"deviceTypes": deviceTypes, "adapterId": clonedDType.Adapter}) |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 240 | aMgr.adapterAgents[clonedDType.Adapter] = newAdapterAgent(&voltha.Adapter{Id: clonedDType.Adapter}, deviceTypes) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 241 | } |
| 242 | aMgr.deviceTypeToAdapterMap[clonedDType.Id] = clonedDType.Adapter |
| 243 | } |
| 244 | if saveToDb { |
| 245 | // Save the device types to the KV store as well |
| 246 | for _, deviceType := range deviceTypes.Items { |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 247 | if dType := aMgr.clusterDataProxy.Get(context.Background(), "/device_types/"+deviceType.Id, 0, false, ""); dType == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 248 | // Does not exist - save it |
| 249 | clonedDType := (proto.Clone(deviceType)).(*voltha.DeviceType) |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 250 | if added := aMgr.clusterDataProxy.AddWithID(context.Background(), "/device_types", deviceType.Id, clonedDType, ""); added == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 251 | log.Errorw("failed-to-save-deviceType", log.Fields{"deviceType": deviceType}) |
| 252 | } else { |
| 253 | log.Debugw("device-type-saved-to-KV-Store", log.Fields{"deviceType": deviceType}) |
| 254 | } |
| 255 | } |
| 256 | } |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | func (aMgr *AdapterManager) listAdapters(ctx context.Context) (*voltha.Adapters, error) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 261 | result := &voltha.Adapters{Items: []*voltha.Adapter{}} |
| 262 | aMgr.lockAdaptersMap.RLock() |
| 263 | defer aMgr.lockAdaptersMap.RUnlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 264 | for _, adapterAgent := range aMgr.adapterAgents { |
| 265 | if a := adapterAgent.getAdapter(); a != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 266 | if a.Id != SENTINEL_ADAPTER_ID { // don't report the sentinel |
| 267 | result.Items = append(result.Items, (proto.Clone(a)).(*voltha.Adapter)) |
| 268 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 269 | } |
| 270 | } |
| 271 | return result, nil |
| 272 | } |
| 273 | |
| 274 | func (aMgr *AdapterManager) deleteAdapter(adapterId string) { |
| 275 | aMgr.lockAdaptersMap.Lock() |
| 276 | defer aMgr.lockAdaptersMap.Unlock() |
| 277 | delete(aMgr.adapterAgents, adapterId) |
| 278 | } |
| 279 | |
| 280 | func (aMgr *AdapterManager) getAdapter(adapterId string) *voltha.Adapter { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 281 | aMgr.lockAdaptersMap.RLock() |
| 282 | defer aMgr.lockAdaptersMap.RUnlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 283 | if adapterAgent, ok := aMgr.adapterAgents[adapterId]; ok { |
| 284 | return adapterAgent.getAdapter() |
| 285 | } |
| 286 | return nil |
| 287 | } |
| 288 | |
| 289 | //updateAdapter updates an adapter if it exist. Otherwise, it creates it. |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 290 | func (aMgr *AdapterManager) updateAdapter(adapter *voltha.Adapter) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 291 | aMgr.lockAdaptersMap.Lock() |
| 292 | defer aMgr.lockAdaptersMap.Unlock() |
| 293 | if adapterAgent, ok := aMgr.adapterAgents[adapter.Id]; ok { |
| 294 | adapterAgent.updateAdapter(adapter) |
| 295 | } else { |
| 296 | aMgr.adapterAgents[adapter.Id] = newAdapterAgent(adapter, nil) |
| 297 | } |
| 298 | } |
| 299 | |
| 300 | //updateDeviceType updates an adapter if it exist. Otherwise, it creates it. |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 301 | func (aMgr *AdapterManager) updateDeviceType(deviceType *voltha.DeviceType) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 302 | aMgr.lockAdaptersMap.Lock() |
| 303 | defer aMgr.lockAdaptersMap.Unlock() |
| 304 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 305 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 306 | if adapterAgent, exist := aMgr.adapterAgents[deviceType.Adapter]; exist { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 307 | adapterAgent.updateDeviceType(deviceType) |
| 308 | } else { |
| 309 | aMgr.adapterAgents[deviceType.Adapter] = newAdapterAgent(&voltha.Adapter{Id: deviceType.Adapter}, |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 310 | &voltha.DeviceTypes{Items: []*voltha.DeviceType{deviceType}}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 311 | } |
| 312 | aMgr.deviceTypeToAdapterMap[deviceType.Id] = deviceType.Adapter |
| 313 | } |
| 314 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 315 | func (aMgr *AdapterManager) registerAdapter(adapter *voltha.Adapter, deviceTypes *voltha.DeviceTypes) *voltha.CoreInstance { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 316 | log.Debugw("registerAdapter", log.Fields{"adapter": adapter, "deviceTypes": deviceTypes.Items}) |
| 317 | |
| 318 | if aMgr.getAdapter(adapter.Id) != nil { |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 319 | // Already registered - Adapter may have restarted. Trigger the reconcile process for that adapter |
| 320 | go aMgr.deviceMgr.adapterRestarted(adapter) |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 321 | return &voltha.CoreInstance{InstanceId: aMgr.coreInstanceId} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 322 | } |
| 323 | // Save the adapter and the device types |
| 324 | aMgr.addAdapter(adapter, true) |
| 325 | aMgr.addDeviceTypes(deviceTypes, true) |
| 326 | |
| 327 | log.Debugw("adapter-registered", log.Fields{"adapter": adapter.Id}) |
| 328 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 329 | return &voltha.CoreInstance{InstanceId: aMgr.coreInstanceId} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 330 | } |
| 331 | |
| 332 | //getAdapterName returns the name of the device adapter that service this device type |
| 333 | func (aMgr *AdapterManager) getAdapterName(deviceType string) (string, error) { |
| 334 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 335 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 336 | if adapterId, exist := aMgr.deviceTypeToAdapterMap[deviceType]; exist { |
| 337 | return adapterId, nil |
| 338 | } |
| 339 | return "", errors.New(fmt.Sprintf("Adapter-not-registered-for-device-type %s", deviceType)) |
| 340 | } |
| 341 | |
| 342 | // getDeviceType returns the device type proto definition given the name of the device type |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 343 | func (aMgr *AdapterManager) getDeviceType(deviceType string) *voltha.DeviceType { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 344 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 345 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 346 | if adapterId, exist := aMgr.deviceTypeToAdapterMap[deviceType]; exist { |
| 347 | if adapterAgent, _ := aMgr.adapterAgents[adapterId]; adapterAgent != nil { |
| 348 | return adapterAgent.getDeviceType(deviceType) |
| 349 | } |
| 350 | } |
| 351 | return nil |
| 352 | } |
| 353 | |
| 354 | //adapterUpdated is a callback invoked when an adapter change has been noticed |
| 355 | func (aMgr *AdapterManager) adapterUpdated(args ...interface{}) interface{} { |
| 356 | log.Debugw("updateAdapter-callback", log.Fields{"argsLen": len(args)}) |
| 357 | |
| 358 | var previousData *voltha.Adapters |
| 359 | var latestData *voltha.Adapters |
| 360 | |
| 361 | var ok bool |
| 362 | if previousData, ok = args[0].(*voltha.Adapters); !ok { |
| 363 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 364 | return nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 365 | } |
| 366 | if latestData, ok = args[1].(*voltha.Adapters); !ok { |
| 367 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 368 | return nil |
| 369 | } |
| 370 | |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 371 | if previousData != nil && latestData != nil { |
| 372 | if reflect.DeepEqual(previousData.Items, latestData.Items) { |
| 373 | log.Debug("update-not-required") |
| 374 | return nil |
| 375 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 376 | } |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 377 | |
| 378 | if latestData != nil { |
| 379 | for _, adapter := range latestData.Items { |
| 380 | aMgr.updateAdapter(adapter) |
| 381 | } |
| 382 | } |
| 383 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 384 | return nil |
| 385 | } |
| 386 | |
| 387 | //deviceTypesUpdated is a callback invoked when a device type change has been noticed |
| 388 | func (aMgr *AdapterManager) deviceTypesUpdated(args ...interface{}) interface{} { |
| 389 | log.Debugw("deviceTypesUpdated-callback", log.Fields{"argsLen": len(args)}) |
| 390 | |
| 391 | var previousData *voltha.DeviceTypes |
| 392 | var latestData *voltha.DeviceTypes |
| 393 | |
| 394 | var ok bool |
| 395 | if previousData, ok = args[0].(*voltha.DeviceTypes); !ok { |
| 396 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 397 | return nil |
| 398 | } |
| 399 | |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 400 | if latestData, ok = args[1].(*voltha.DeviceTypes); !ok { |
| 401 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
| 402 | return nil |
| 403 | } |
| 404 | |
| 405 | if previousData != nil && latestData != nil { |
| 406 | if reflect.DeepEqual(previousData.Items, latestData.Items) { |
| 407 | log.Debug("update-not-required") |
| 408 | return nil |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | if latestData != nil { |
| 413 | for _, dType := range latestData.Items { |
| 414 | aMgr.updateDeviceType(dType) |
| 415 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 416 | } |
| 417 | return nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 418 | } |