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 | */ |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 16 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 17 | package core |
| 18 | |
| 19 | import ( |
| 20 | "context" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 21 | "fmt" |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 22 | "reflect" |
| 23 | "sync" |
| 24 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 25 | "github.com/gogo/protobuf/proto" |
sbarbari | 17d7e22 | 2019-11-05 10:02:29 -0500 | [diff] [blame] | 26 | "github.com/opencord/voltha-go/db/model" |
Scott Baker | 807addd | 2019-10-24 15:16:21 -0700 | [diff] [blame] | 27 | "github.com/opencord/voltha-lib-go/v2/pkg/log" |
| 28 | "github.com/opencord/voltha-lib-go/v2/pkg/probe" |
Scott Baker | 555307d | 2019-11-04 08:58:01 -0800 | [diff] [blame] | 29 | "github.com/opencord/voltha-protos/v2/go/voltha" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 30 | ) |
| 31 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 32 | // sentinel constants |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 33 | const ( |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 34 | SentinelAdapterID = "adapter_sentinel" |
| 35 | SentinelDevicetypeID = "device_type_sentinel" |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 36 | ) |
| 37 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 38 | // AdapterAgent represents adapter agent |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 39 | type AdapterAgent struct { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 40 | adapter *voltha.Adapter |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 41 | deviceTypes map[string]*voltha.DeviceType |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 42 | lock sync.RWMutex |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 43 | } |
| 44 | |
| 45 | func newAdapterAgent(adapter *voltha.Adapter, deviceTypes *voltha.DeviceTypes) *AdapterAgent { |
| 46 | var adapterAgent AdapterAgent |
| 47 | adapterAgent.adapter = adapter |
| 48 | adapterAgent.lock = sync.RWMutex{} |
| 49 | adapterAgent.deviceTypes = make(map[string]*voltha.DeviceType) |
| 50 | if deviceTypes != nil { |
| 51 | for _, dType := range deviceTypes.Items { |
| 52 | adapterAgent.deviceTypes[dType.Id] = dType |
| 53 | } |
| 54 | } |
| 55 | return &adapterAgent |
| 56 | } |
| 57 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 58 | func (aa *AdapterAgent) getDeviceType(deviceType string) *voltha.DeviceType { |
| 59 | aa.lock.RLock() |
| 60 | defer aa.lock.RUnlock() |
| 61 | if _, exist := aa.deviceTypes[deviceType]; exist { |
| 62 | return aa.deviceTypes[deviceType] |
| 63 | } |
| 64 | return nil |
| 65 | } |
| 66 | |
| 67 | func (aa *AdapterAgent) getAdapter() *voltha.Adapter { |
| 68 | aa.lock.RLock() |
| 69 | defer aa.lock.RUnlock() |
| 70 | log.Debugw("getAdapter", log.Fields{"adapter": aa.adapter}) |
| 71 | return aa.adapter |
| 72 | } |
| 73 | |
| 74 | func (aa *AdapterAgent) updateAdapter(adapter *voltha.Adapter) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 75 | aa.lock.Lock() |
| 76 | defer aa.lock.Unlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 77 | aa.adapter = adapter |
| 78 | } |
| 79 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 80 | func (aa *AdapterAgent) updateDeviceType(deviceType *voltha.DeviceType) { |
| 81 | aa.lock.Lock() |
| 82 | defer aa.lock.Unlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 83 | aa.deviceTypes[deviceType.Id] = deviceType |
| 84 | } |
| 85 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 86 | // AdapterManager represents adapter manager attributes |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 87 | type AdapterManager struct { |
| 88 | adapterAgents map[string]*AdapterAgent |
| 89 | deviceTypeToAdapterMap map[string]string |
| 90 | clusterDataProxy *model.Proxy |
| 91 | adapterProxy *model.Proxy |
| 92 | deviceTypeProxy *model.Proxy |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 93 | deviceMgr *DeviceManager |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 94 | coreInstanceID string |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 95 | exitChannel chan int |
| 96 | lockAdaptersMap sync.RWMutex |
| 97 | lockdDeviceTypeToAdapterMap sync.RWMutex |
| 98 | } |
| 99 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 100 | func newAdapterManager(cdProxy *model.Proxy, coreInstanceID string, deviceMgr *DeviceManager) *AdapterManager { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 101 | var adapterMgr AdapterManager |
| 102 | adapterMgr.exitChannel = make(chan int, 1) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 103 | adapterMgr.coreInstanceID = coreInstanceID |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 104 | adapterMgr.clusterDataProxy = cdProxy |
| 105 | adapterMgr.adapterAgents = make(map[string]*AdapterAgent) |
| 106 | adapterMgr.deviceTypeToAdapterMap = make(map[string]string) |
| 107 | adapterMgr.lockAdaptersMap = sync.RWMutex{} |
| 108 | adapterMgr.lockdDeviceTypeToAdapterMap = sync.RWMutex{} |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 109 | adapterMgr.deviceMgr = deviceMgr |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 110 | return &adapterMgr |
| 111 | } |
| 112 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 113 | func (aMgr *AdapterManager) start(ctx context.Context) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 114 | log.Info("starting-adapter-manager") |
| 115 | |
| 116 | // Load the existing adapterAgents and device types - this will also ensure the correct paths have been |
| 117 | // created if there are no data in the dB to start |
| 118 | aMgr.loadAdaptersAndDevicetypesInMemory() |
| 119 | |
| 120 | //// Create the proxies |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 121 | aMgr.adapterProxy = aMgr.clusterDataProxy.CreateProxy(context.Background(), "/adapters", false) |
| 122 | aMgr.deviceTypeProxy = aMgr.clusterDataProxy.CreateProxy(context.Background(), "/device_types", false) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 123 | |
| 124 | // Register the callbacks |
| 125 | aMgr.adapterProxy.RegisterCallback(model.POST_UPDATE, aMgr.adapterUpdated) |
| 126 | aMgr.deviceTypeProxy.RegisterCallback(model.POST_UPDATE, aMgr.deviceTypesUpdated) |
David K. Bainbridge | b4a9ab0 | 2019-09-20 15:12:16 -0700 | [diff] [blame] | 127 | probe.UpdateStatusFromContext(ctx, "adapter-manager", probe.ServiceStatusRunning) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 128 | log.Info("adapter-manager-started") |
| 129 | } |
| 130 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 131 | //loadAdaptersAndDevicetypesInMemory loads the existing set of adapters and device types in memory |
| 132 | func (aMgr *AdapterManager) loadAdaptersAndDevicetypesInMemory() { |
| 133 | // Load the adapters |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 134 | if adaptersIf := aMgr.clusterDataProxy.List(context.Background(), "/adapters", 0, false, ""); adaptersIf != nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 135 | for _, adapterIf := range adaptersIf.([]interface{}) { |
| 136 | if adapter, ok := adapterIf.(*voltha.Adapter); ok { |
| 137 | log.Debugw("found-existing-adapter", log.Fields{"adapterId": adapter.Id}) |
| 138 | aMgr.addAdapter(adapter, false) |
| 139 | } |
| 140 | } |
| 141 | } else { |
| 142 | log.Debug("no-existing-adapter-found") |
| 143 | // No adapter data. In order to have a proxy setup for that path let's create a fake adapter |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 144 | aMgr.addAdapter(&voltha.Adapter{Id: SentinelAdapterID}, true) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 145 | } |
| 146 | |
| 147 | // Load the device types |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 148 | if deviceTypesIf := aMgr.clusterDataProxy.List(context.Background(), "/device_types", 0, false, ""); deviceTypesIf != nil { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 149 | dTypes := &voltha.DeviceTypes{Items: []*voltha.DeviceType{}} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 150 | for _, deviceTypeIf := range deviceTypesIf.([]interface{}) { |
| 151 | if dType, ok := deviceTypeIf.(*voltha.DeviceType); ok { |
| 152 | log.Debugw("found-existing-device-types", log.Fields{"deviceTypes": dTypes}) |
| 153 | dTypes.Items = append(dTypes.Items, dType) |
| 154 | } |
| 155 | } |
| 156 | aMgr.addDeviceTypes(dTypes, false) |
| 157 | } else { |
| 158 | log.Debug("no-existing-device-type-found") |
| 159 | // No device types data. In order to have a proxy setup for that path let's create a fake device type |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 160 | aMgr.addDeviceTypes(&voltha.DeviceTypes{Items: []*voltha.DeviceType{{Id: SentinelDevicetypeID, Adapter: SentinelAdapterID}}}, true) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 161 | } |
| 162 | } |
| 163 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 164 | //updateAdaptersAndDevicetypesInMemory loads the existing set of adapters and device types in memory |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 165 | func (aMgr *AdapterManager) updateAdaptersAndDevicetypesInMemory(adapter *voltha.Adapter) { |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 166 | aMgr.lockAdaptersMap.Lock() |
| 167 | defer aMgr.lockAdaptersMap.Unlock() |
| 168 | |
| 169 | if adapterAgent, ok := aMgr.adapterAgents[adapter.Id]; ok { |
| 170 | if adapterAgent.getAdapter() != nil { |
| 171 | // Already registered - Adapter may have restarted. Trigger the reconcile process for that adapter |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 172 | go func() { |
| 173 | err := aMgr.deviceMgr.adapterRestarted(adapter) |
| 174 | if err != nil { |
| 175 | log.Errorw("unable-to-restart-adapter", log.Fields{"error": err}) |
| 176 | } |
| 177 | }() |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 178 | return |
| 179 | } |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 180 | } |
| 181 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 182 | // Update the adapters |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 183 | if adaptersIf := aMgr.clusterDataProxy.List(context.Background(), "/adapters", 0, false, ""); adaptersIf != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 184 | for _, adapterIf := range adaptersIf.([]interface{}) { |
| 185 | if adapter, ok := adapterIf.(*voltha.Adapter); ok { |
| 186 | log.Debugw("found-existing-adapter", log.Fields{"adapterId": adapter.Id}) |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 187 | aMgr.updateAdapterWithoutLock(adapter) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 188 | } |
| 189 | } |
| 190 | } |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 191 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 192 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 193 | // Update the device types |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 194 | if deviceTypesIf := aMgr.clusterDataProxy.List(context.Background(), "/device_types", 0, false, ""); deviceTypesIf != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 195 | dTypes := &voltha.DeviceTypes{Items: []*voltha.DeviceType{}} |
| 196 | for _, deviceTypeIf := range deviceTypesIf.([]interface{}) { |
| 197 | if dType, ok := deviceTypeIf.(*voltha.DeviceType); ok { |
| 198 | log.Debugw("found-existing-device-types", log.Fields{"deviceTypes": dTypes}) |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 199 | aMgr.updateDeviceTypeWithoutLock(dType) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 200 | } |
| 201 | } |
| 202 | } |
| 203 | } |
| 204 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 205 | func (aMgr *AdapterManager) addAdapter(adapter *voltha.Adapter, saveToDb bool) { |
| 206 | aMgr.lockAdaptersMap.Lock() |
| 207 | defer aMgr.lockAdaptersMap.Unlock() |
| 208 | log.Debugw("adding-adapter", log.Fields{"adapter": adapter}) |
| 209 | if _, exist := aMgr.adapterAgents[adapter.Id]; !exist { |
| 210 | clonedAdapter := (proto.Clone(adapter)).(*voltha.Adapter) |
| 211 | aMgr.adapterAgents[adapter.Id] = newAdapterAgent(clonedAdapter, nil) |
| 212 | if saveToDb { |
| 213 | // 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] | 214 | if kvAdapter := aMgr.clusterDataProxy.Get(context.Background(), "/adapters/"+adapter.Id, 0, false, ""); kvAdapter == nil { |
| 215 | if added := aMgr.clusterDataProxy.AddWithID(context.Background(), "/adapters", adapter.Id, clonedAdapter, ""); added == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 216 | //TODO: Errors when saving to KV would require a separate go routine to be launched and try the saving again |
| 217 | log.Errorw("failed-to-save-adapter", log.Fields{"adapter": adapter}) |
| 218 | } else { |
| 219 | log.Debugw("adapter-saved-to-KV-Store", log.Fields{"adapter": adapter}) |
| 220 | } |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | } |
| 225 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 226 | func (aMgr *AdapterManager) addDeviceTypes(deviceTypes *voltha.DeviceTypes, saveToDb bool) { |
| 227 | if deviceTypes == nil { |
| 228 | return |
| 229 | } |
| 230 | log.Debugw("adding-device-types", log.Fields{"deviceTypes": deviceTypes}) |
| 231 | aMgr.lockAdaptersMap.Lock() |
| 232 | defer aMgr.lockAdaptersMap.Unlock() |
| 233 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 234 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 235 | for _, deviceType := range deviceTypes.Items { |
| 236 | clonedDType := (proto.Clone(deviceType)).(*voltha.DeviceType) |
| 237 | if adapterAgent, exist := aMgr.adapterAgents[clonedDType.Adapter]; exist { |
| 238 | adapterAgent.updateDeviceType(clonedDType) |
| 239 | } else { |
| 240 | log.Debugw("adapter-not-exist", log.Fields{"deviceTypes": deviceTypes, "adapterId": clonedDType.Adapter}) |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 241 | aMgr.adapterAgents[clonedDType.Adapter] = newAdapterAgent(&voltha.Adapter{Id: clonedDType.Adapter}, deviceTypes) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 242 | } |
| 243 | aMgr.deviceTypeToAdapterMap[clonedDType.Id] = clonedDType.Adapter |
| 244 | } |
| 245 | if saveToDb { |
| 246 | // Save the device types to the KV store as well |
| 247 | for _, deviceType := range deviceTypes.Items { |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 248 | 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] | 249 | // Does not exist - save it |
| 250 | clonedDType := (proto.Clone(deviceType)).(*voltha.DeviceType) |
Stephane Barbarie | ef6650d | 2019-07-18 12:15:09 -0400 | [diff] [blame] | 251 | 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] | 252 | log.Errorw("failed-to-save-deviceType", log.Fields{"deviceType": deviceType}) |
| 253 | } else { |
| 254 | log.Debugw("device-type-saved-to-KV-Store", log.Fields{"deviceType": deviceType}) |
| 255 | } |
| 256 | } |
| 257 | } |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | func (aMgr *AdapterManager) listAdapters(ctx context.Context) (*voltha.Adapters, error) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 262 | result := &voltha.Adapters{Items: []*voltha.Adapter{}} |
| 263 | aMgr.lockAdaptersMap.RLock() |
| 264 | defer aMgr.lockAdaptersMap.RUnlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 265 | for _, adapterAgent := range aMgr.adapterAgents { |
| 266 | if a := adapterAgent.getAdapter(); a != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 267 | if a.Id != SentinelAdapterID { // don't report the sentinel |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 268 | result.Items = append(result.Items, (proto.Clone(a)).(*voltha.Adapter)) |
| 269 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 270 | } |
| 271 | } |
| 272 | return result, nil |
| 273 | } |
| 274 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 275 | func (aMgr *AdapterManager) getAdapter(adapterID string) *voltha.Adapter { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 276 | aMgr.lockAdaptersMap.RLock() |
| 277 | defer aMgr.lockAdaptersMap.RUnlock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 278 | if adapterAgent, ok := aMgr.adapterAgents[adapterID]; ok { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 279 | return adapterAgent.getAdapter() |
| 280 | } |
| 281 | return nil |
| 282 | } |
| 283 | |
| 284 | //updateAdapter updates an adapter if it exist. Otherwise, it creates it. |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 285 | func (aMgr *AdapterManager) updateAdapter(adapter *voltha.Adapter) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 286 | aMgr.lockAdaptersMap.Lock() |
| 287 | defer aMgr.lockAdaptersMap.Unlock() |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 288 | aMgr.updateAdapterWithoutLock(adapter) |
| 289 | } |
| 290 | |
| 291 | func (aMgr *AdapterManager) updateAdapterWithoutLock(adapter *voltha.Adapter) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 292 | if adapterAgent, ok := aMgr.adapterAgents[adapter.Id]; ok { |
| 293 | adapterAgent.updateAdapter(adapter) |
| 294 | } else { |
| 295 | aMgr.adapterAgents[adapter.Id] = newAdapterAgent(adapter, nil) |
| 296 | } |
| 297 | } |
| 298 | |
| 299 | //updateDeviceType updates an adapter if it exist. Otherwise, it creates it. |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 300 | func (aMgr *AdapterManager) updateDeviceType(deviceType *voltha.DeviceType) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 301 | aMgr.lockAdaptersMap.Lock() |
| 302 | defer aMgr.lockAdaptersMap.Unlock() |
| 303 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 304 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 305 | aMgr.updateDeviceTypeWithoutLock(deviceType) |
| 306 | } |
| 307 | |
| 308 | func (aMgr *AdapterManager) updateDeviceTypeWithoutLock(deviceType *voltha.DeviceType) { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 309 | if adapterAgent, exist := aMgr.adapterAgents[deviceType.Adapter]; exist { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 310 | adapterAgent.updateDeviceType(deviceType) |
| 311 | } else { |
| 312 | aMgr.adapterAgents[deviceType.Adapter] = newAdapterAgent(&voltha.Adapter{Id: deviceType.Adapter}, |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 313 | &voltha.DeviceTypes{Items: []*voltha.DeviceType{deviceType}}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 314 | } |
| 315 | aMgr.deviceTypeToAdapterMap[deviceType.Id] = deviceType.Adapter |
| 316 | } |
| 317 | |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 318 | func (aMgr *AdapterManager) registerAdapter(adapter *voltha.Adapter, deviceTypes *voltha.DeviceTypes) *voltha.CoreInstance { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 319 | log.Debugw("registerAdapter", log.Fields{"adapter": adapter, "deviceTypes": deviceTypes.Items}) |
| 320 | |
| 321 | if aMgr.getAdapter(adapter.Id) != nil { |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 322 | // Already registered - Adapter may have restarted. Trigger the reconcile process for that adapter |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 323 | go func() { |
| 324 | err := aMgr.deviceMgr.adapterRestarted(adapter) |
| 325 | if err != nil { |
| 326 | log.Errorw("unable-to-restart-adapter", log.Fields{"error": err}) |
| 327 | } |
| 328 | }() |
| 329 | return &voltha.CoreInstance{InstanceId: aMgr.coreInstanceID} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 330 | } |
| 331 | // Save the adapter and the device types |
| 332 | aMgr.addAdapter(adapter, true) |
| 333 | aMgr.addDeviceTypes(deviceTypes, true) |
| 334 | |
| 335 | log.Debugw("adapter-registered", log.Fields{"adapter": adapter.Id}) |
| 336 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 337 | return &voltha.CoreInstance{InstanceId: aMgr.coreInstanceID} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 338 | } |
| 339 | |
| 340 | //getAdapterName returns the name of the device adapter that service this device type |
| 341 | func (aMgr *AdapterManager) getAdapterName(deviceType string) (string, error) { |
| 342 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 343 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 344 | if adapterID, exist := aMgr.deviceTypeToAdapterMap[deviceType]; exist { |
| 345 | return adapterID, nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 346 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 347 | return "", fmt.Errorf("Adapter-not-registered-for-device-type %s", deviceType) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 348 | } |
| 349 | |
Kent Hagerman | c2c73ff | 2019-11-20 16:22:32 -0500 | [diff] [blame] | 350 | func (aMgr *AdapterManager) listDeviceTypes() []*voltha.DeviceType { |
| 351 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 352 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 353 | |
| 354 | deviceTypes := make([]*voltha.DeviceType, 0, len(aMgr.deviceTypeToAdapterMap)) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 355 | for deviceTypeID, adapterID := range aMgr.deviceTypeToAdapterMap { |
| 356 | if adapterAgent, have := aMgr.adapterAgents[adapterID]; have { |
| 357 | if deviceType := adapterAgent.getDeviceType(deviceTypeID); deviceType != nil { |
Kent Hagerman | c2c73ff | 2019-11-20 16:22:32 -0500 | [diff] [blame] | 358 | deviceTypes = append(deviceTypes, deviceType) |
| 359 | } |
| 360 | } |
| 361 | } |
| 362 | return deviceTypes |
| 363 | } |
| 364 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 365 | // 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] | 366 | func (aMgr *AdapterManager) getDeviceType(deviceType string) *voltha.DeviceType { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 367 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 368 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
Kent Hagerman | c2c73ff | 2019-11-20 16:22:32 -0500 | [diff] [blame] | 369 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame^] | 370 | if adapterID, exist := aMgr.deviceTypeToAdapterMap[deviceType]; exist { |
| 371 | if adapterAgent := aMgr.adapterAgents[adapterID]; adapterAgent != nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 372 | return adapterAgent.getDeviceType(deviceType) |
| 373 | } |
| 374 | } |
| 375 | return nil |
| 376 | } |
| 377 | |
| 378 | //adapterUpdated is a callback invoked when an adapter change has been noticed |
| 379 | func (aMgr *AdapterManager) adapterUpdated(args ...interface{}) interface{} { |
| 380 | log.Debugw("updateAdapter-callback", log.Fields{"argsLen": len(args)}) |
| 381 | |
| 382 | var previousData *voltha.Adapters |
| 383 | var latestData *voltha.Adapters |
| 384 | |
| 385 | var ok bool |
| 386 | if previousData, ok = args[0].(*voltha.Adapters); !ok { |
| 387 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 388 | return nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 389 | } |
| 390 | if latestData, ok = args[1].(*voltha.Adapters); !ok { |
| 391 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 392 | return nil |
| 393 | } |
| 394 | |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 395 | if previousData != nil && latestData != nil { |
| 396 | if reflect.DeepEqual(previousData.Items, latestData.Items) { |
| 397 | log.Debug("update-not-required") |
| 398 | return nil |
| 399 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 400 | } |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 401 | |
| 402 | if latestData != nil { |
| 403 | for _, adapter := range latestData.Items { |
| 404 | aMgr.updateAdapter(adapter) |
| 405 | } |
| 406 | } |
| 407 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 408 | return nil |
| 409 | } |
| 410 | |
| 411 | //deviceTypesUpdated is a callback invoked when a device type change has been noticed |
| 412 | func (aMgr *AdapterManager) deviceTypesUpdated(args ...interface{}) interface{} { |
| 413 | log.Debugw("deviceTypesUpdated-callback", log.Fields{"argsLen": len(args)}) |
| 414 | |
| 415 | var previousData *voltha.DeviceTypes |
| 416 | var latestData *voltha.DeviceTypes |
| 417 | |
| 418 | var ok bool |
| 419 | if previousData, ok = args[0].(*voltha.DeviceTypes); !ok { |
| 420 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 421 | return nil |
| 422 | } |
| 423 | |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 424 | if latestData, ok = args[1].(*voltha.DeviceTypes); !ok { |
| 425 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
| 426 | return nil |
| 427 | } |
| 428 | |
| 429 | if previousData != nil && latestData != nil { |
| 430 | if reflect.DeepEqual(previousData.Items, latestData.Items) { |
| 431 | log.Debug("update-not-required") |
| 432 | return nil |
| 433 | } |
| 434 | } |
| 435 | |
| 436 | if latestData != nil { |
| 437 | for _, dType := range latestData.Items { |
| 438 | aMgr.updateDeviceType(dType) |
| 439 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 440 | } |
| 441 | return nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 442 | } |