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" |
serkant.uluderya | 2ae470f | 2020-01-21 11:13:09 -0800 | [diff] [blame] | 27 | "github.com/opencord/voltha-lib-go/v3/pkg/log" |
| 28 | "github.com/opencord/voltha-lib-go/v3/pkg/probe" |
| 29 | "github.com/opencord/voltha-protos/v3/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 | |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 113 | func (aMgr *AdapterManager) start(ctx context.Context) error { |
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 |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 118 | err := aMgr.loadAdaptersAndDevicetypesInMemory() |
| 119 | if err != nil { |
| 120 | log.Errorw("Failed-to-load-adapters-and-device-types-in-memeory", log.Fields{"error": err}) |
| 121 | return err |
| 122 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 123 | |
| 124 | //// Create the proxies |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 125 | aMgr.adapterProxy, err = aMgr.clusterDataProxy.CreateProxy(context.Background(), "/adapters", false) |
| 126 | if err != nil { |
| 127 | log.Errorw("Failed-to-create-adapter-proxy", log.Fields{"error": err}) |
| 128 | return err |
| 129 | } |
| 130 | aMgr.deviceTypeProxy, err = aMgr.clusterDataProxy.CreateProxy(context.Background(), "/device_types", false) |
| 131 | if err != nil { |
| 132 | log.Errorw("Failed-to-create-device-proxy", log.Fields{"error": err}) |
| 133 | return err |
| 134 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 135 | |
| 136 | // Register the callbacks |
npujar | 9a30c70 | 2019-11-14 17:06:39 +0530 | [diff] [blame] | 137 | aMgr.adapterProxy.RegisterCallback(model.PostUpdate, aMgr.adapterUpdated) |
| 138 | aMgr.deviceTypeProxy.RegisterCallback(model.PostUpdate, aMgr.deviceTypesUpdated) |
David K. Bainbridge | b4a9ab0 | 2019-09-20 15:12:16 -0700 | [diff] [blame] | 139 | probe.UpdateStatusFromContext(ctx, "adapter-manager", probe.ServiceStatusRunning) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 140 | log.Info("adapter-manager-started") |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 141 | return nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 142 | } |
| 143 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 144 | //loadAdaptersAndDevicetypesInMemory loads the existing set of adapters and device types in memory |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 145 | func (aMgr *AdapterManager) loadAdaptersAndDevicetypesInMemory() error { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 146 | // Load the adapters |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 147 | adaptersIf, err := aMgr.clusterDataProxy.List(context.Background(), "/adapters", 0, false, "") |
| 148 | if err != nil { |
| 149 | log.Errorw("Failed-to-list-adapters-from-cluster-data-proxy", log.Fields{"error": err}) |
| 150 | return err |
| 151 | } |
| 152 | if adaptersIf != nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 153 | for _, adapterIf := range adaptersIf.([]interface{}) { |
| 154 | if adapter, ok := adapterIf.(*voltha.Adapter); ok { |
| 155 | log.Debugw("found-existing-adapter", log.Fields{"adapterId": adapter.Id}) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 156 | return aMgr.addAdapter(adapter, false) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 157 | } |
| 158 | } |
| 159 | } else { |
| 160 | log.Debug("no-existing-adapter-found") |
| 161 | // No adapter data. In order to have a proxy setup for that path let's create a fake adapter |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 162 | return aMgr.addAdapter(&voltha.Adapter{Id: SentinelAdapterID}, true) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 163 | } |
| 164 | |
| 165 | // Load the device types |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 166 | deviceTypesIf, err := aMgr.clusterDataProxy.List(context.Background(), "/device_types", 0, false, "") |
| 167 | if err != nil { |
| 168 | log.Errorw("Failed-to-list-device-types-from-cluster-data-proxy", log.Fields{"error": err}) |
| 169 | return err |
| 170 | } |
| 171 | if deviceTypesIf != nil { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 172 | dTypes := &voltha.DeviceTypes{Items: []*voltha.DeviceType{}} |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 173 | for _, deviceTypeIf := range deviceTypesIf.([]interface{}) { |
| 174 | if dType, ok := deviceTypeIf.(*voltha.DeviceType); ok { |
| 175 | log.Debugw("found-existing-device-types", log.Fields{"deviceTypes": dTypes}) |
| 176 | dTypes.Items = append(dTypes.Items, dType) |
| 177 | } |
| 178 | } |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 179 | return aMgr.addDeviceTypes(dTypes, false) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 180 | } |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 181 | |
| 182 | log.Debug("no-existing-device-type-found") |
| 183 | // No device types data. In order to have a proxy setup for that path let's create a fake device type |
| 184 | return aMgr.addDeviceTypes(&voltha.DeviceTypes{Items: []*voltha.DeviceType{{Id: SentinelDevicetypeID, Adapter: SentinelAdapterID}}}, true) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 185 | } |
| 186 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 187 | //updateAdaptersAndDevicetypesInMemory loads the existing set of adapters and device types in memory |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 188 | func (aMgr *AdapterManager) updateAdaptersAndDevicetypesInMemory(adapter *voltha.Adapter) { |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 189 | aMgr.lockAdaptersMap.Lock() |
| 190 | defer aMgr.lockAdaptersMap.Unlock() |
| 191 | |
| 192 | if adapterAgent, ok := aMgr.adapterAgents[adapter.Id]; ok { |
| 193 | if adapterAgent.getAdapter() != nil { |
| 194 | // Already registered - Adapter may have restarted. Trigger the reconcile process for that adapter |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 195 | go func() { |
| 196 | err := aMgr.deviceMgr.adapterRestarted(adapter) |
| 197 | if err != nil { |
| 198 | log.Errorw("unable-to-restart-adapter", log.Fields{"error": err}) |
| 199 | } |
| 200 | }() |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 201 | return |
| 202 | } |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 203 | } |
| 204 | |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 205 | // Update the adapters |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 206 | adaptersIf, err := aMgr.clusterDataProxy.List(context.Background(), "/adapters", 0, false, "") |
| 207 | if err != nil { |
| 208 | log.Errorw("failed-to-list-adapters-from-cluster-proxy", log.Fields{"error": err}) |
| 209 | return |
| 210 | } |
| 211 | if adaptersIf != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 212 | for _, adapterIf := range adaptersIf.([]interface{}) { |
| 213 | if adapter, ok := adapterIf.(*voltha.Adapter); ok { |
| 214 | log.Debugw("found-existing-adapter", log.Fields{"adapterId": adapter.Id}) |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 215 | aMgr.updateAdapterWithoutLock(adapter) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 216 | } |
| 217 | } |
| 218 | } |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 219 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 220 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 221 | // Update the device types |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 222 | deviceTypesIf, err := aMgr.clusterDataProxy.List(context.Background(), "/device_types", 0, false, "") |
| 223 | if err != nil { |
| 224 | log.Errorw("Failed-to-list-device-types-in-cluster-data-proxy", log.Fields{"error": err}) |
| 225 | return |
| 226 | } |
| 227 | if deviceTypesIf != nil { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 228 | dTypes := &voltha.DeviceTypes{Items: []*voltha.DeviceType{}} |
| 229 | for _, deviceTypeIf := range deviceTypesIf.([]interface{}) { |
| 230 | if dType, ok := deviceTypeIf.(*voltha.DeviceType); ok { |
| 231 | log.Debugw("found-existing-device-types", log.Fields{"deviceTypes": dTypes}) |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 232 | aMgr.updateDeviceTypeWithoutLock(dType) |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 233 | } |
| 234 | } |
| 235 | } |
| 236 | } |
| 237 | |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 238 | func (aMgr *AdapterManager) addAdapter(adapter *voltha.Adapter, saveToDb bool) error { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 239 | aMgr.lockAdaptersMap.Lock() |
| 240 | defer aMgr.lockAdaptersMap.Unlock() |
| 241 | log.Debugw("adding-adapter", log.Fields{"adapter": adapter}) |
| 242 | if _, exist := aMgr.adapterAgents[adapter.Id]; !exist { |
| 243 | clonedAdapter := (proto.Clone(adapter)).(*voltha.Adapter) |
| 244 | aMgr.adapterAgents[adapter.Id] = newAdapterAgent(clonedAdapter, nil) |
| 245 | if saveToDb { |
| 246 | // Save the adapter to the KV store - first check if it already exist |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 247 | kvAdapter, err := aMgr.clusterDataProxy.Get(context.Background(), "/adapters/"+adapter.Id, 0, false, "") |
| 248 | if err != nil { |
| 249 | log.Errorw("failed-to-get-adapters-from-cluster-proxy", log.Fields{"error": err}) |
| 250 | return err |
| 251 | } |
| 252 | if kvAdapter == nil { |
| 253 | added, err := aMgr.clusterDataProxy.AddWithID(context.Background(), "/adapters", adapter.Id, clonedAdapter, "") |
| 254 | if err != nil { |
| 255 | log.Errorw("failed-to-save-adapter-to-cluster-proxy", log.Fields{"error": err}) |
| 256 | return err |
| 257 | } |
| 258 | if added == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 259 | //TODO: Errors when saving to KV would require a separate go routine to be launched and try the saving again |
| 260 | log.Errorw("failed-to-save-adapter", log.Fields{"adapter": adapter}) |
| 261 | } else { |
| 262 | log.Debugw("adapter-saved-to-KV-Store", log.Fields{"adapter": adapter}) |
| 263 | } |
| 264 | } |
| 265 | } |
| 266 | } |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 267 | return nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 268 | } |
| 269 | |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 270 | func (aMgr *AdapterManager) addDeviceTypes(deviceTypes *voltha.DeviceTypes, saveToDb bool) error { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 271 | if deviceTypes == nil { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 272 | return fmt.Errorf("no-device-type") |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 273 | } |
| 274 | log.Debugw("adding-device-types", log.Fields{"deviceTypes": deviceTypes}) |
| 275 | aMgr.lockAdaptersMap.Lock() |
| 276 | defer aMgr.lockAdaptersMap.Unlock() |
| 277 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 278 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 279 | for _, deviceType := range deviceTypes.Items { |
| 280 | clonedDType := (proto.Clone(deviceType)).(*voltha.DeviceType) |
| 281 | if adapterAgent, exist := aMgr.adapterAgents[clonedDType.Adapter]; exist { |
| 282 | adapterAgent.updateDeviceType(clonedDType) |
| 283 | } else { |
| 284 | log.Debugw("adapter-not-exist", log.Fields{"deviceTypes": deviceTypes, "adapterId": clonedDType.Adapter}) |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 285 | aMgr.adapterAgents[clonedDType.Adapter] = newAdapterAgent(&voltha.Adapter{Id: clonedDType.Adapter}, deviceTypes) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 286 | } |
| 287 | aMgr.deviceTypeToAdapterMap[clonedDType.Id] = clonedDType.Adapter |
| 288 | } |
| 289 | if saveToDb { |
| 290 | // Save the device types to the KV store as well |
| 291 | for _, deviceType := range deviceTypes.Items { |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 292 | dType, err := aMgr.clusterDataProxy.Get(context.Background(), "/device_types/"+deviceType.Id, 0, false, "") |
| 293 | if err != nil { |
| 294 | log.Errorw("Failed-to--device-types-from-cluster-data-proxy", log.Fields{"error": err}) |
| 295 | return err |
| 296 | } |
| 297 | if dType == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 298 | // Does not exist - save it |
| 299 | clonedDType := (proto.Clone(deviceType)).(*voltha.DeviceType) |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 300 | added, err := aMgr.clusterDataProxy.AddWithID(context.Background(), "/device_types", deviceType.Id, clonedDType, "") |
| 301 | if err != nil { |
| 302 | log.Errorw("Failed-to-add-device-types-to-cluster-data-proxy", log.Fields{"error": err}) |
| 303 | return err |
| 304 | } |
| 305 | if added == nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 306 | log.Errorw("failed-to-save-deviceType", log.Fields{"deviceType": deviceType}) |
| 307 | } else { |
| 308 | log.Debugw("device-type-saved-to-KV-Store", log.Fields{"deviceType": deviceType}) |
| 309 | } |
| 310 | } |
| 311 | } |
| 312 | } |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 313 | return nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 314 | } |
| 315 | |
| 316 | func (aMgr *AdapterManager) listAdapters(ctx context.Context) (*voltha.Adapters, error) { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 317 | result := &voltha.Adapters{Items: []*voltha.Adapter{}} |
| 318 | aMgr.lockAdaptersMap.RLock() |
| 319 | defer aMgr.lockAdaptersMap.RUnlock() |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 320 | for _, adapterAgent := range aMgr.adapterAgents { |
| 321 | if a := adapterAgent.getAdapter(); a != nil { |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 322 | if a.Id != SentinelAdapterID { // don't report the sentinel |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 323 | result.Items = append(result.Items, (proto.Clone(a)).(*voltha.Adapter)) |
| 324 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 325 | } |
| 326 | } |
| 327 | return result, nil |
| 328 | } |
| 329 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 330 | func (aMgr *AdapterManager) getAdapter(adapterID string) *voltha.Adapter { |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 331 | aMgr.lockAdaptersMap.RLock() |
| 332 | defer aMgr.lockAdaptersMap.RUnlock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 333 | if adapterAgent, ok := aMgr.adapterAgents[adapterID]; ok { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 334 | return adapterAgent.getAdapter() |
| 335 | } |
| 336 | return nil |
| 337 | } |
| 338 | |
| 339 | //updateAdapter updates an adapter if it exist. Otherwise, it creates it. |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 340 | func (aMgr *AdapterManager) updateAdapter(adapter *voltha.Adapter) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 341 | aMgr.lockAdaptersMap.Lock() |
| 342 | defer aMgr.lockAdaptersMap.Unlock() |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 343 | aMgr.updateAdapterWithoutLock(adapter) |
| 344 | } |
| 345 | |
| 346 | func (aMgr *AdapterManager) updateAdapterWithoutLock(adapter *voltha.Adapter) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 347 | if adapterAgent, ok := aMgr.adapterAgents[adapter.Id]; ok { |
| 348 | adapterAgent.updateAdapter(adapter) |
| 349 | } else { |
| 350 | aMgr.adapterAgents[adapter.Id] = newAdapterAgent(adapter, nil) |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | //updateDeviceType updates an adapter if it exist. Otherwise, it creates it. |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 355 | func (aMgr *AdapterManager) updateDeviceType(deviceType *voltha.DeviceType) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 356 | aMgr.lockAdaptersMap.Lock() |
| 357 | defer aMgr.lockAdaptersMap.Unlock() |
| 358 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 359 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
A R Karthick | ed2a77b | 2019-10-08 01:40:51 +0000 | [diff] [blame] | 360 | aMgr.updateDeviceTypeWithoutLock(deviceType) |
| 361 | } |
| 362 | |
| 363 | func (aMgr *AdapterManager) updateDeviceTypeWithoutLock(deviceType *voltha.DeviceType) { |
khenaidoo | 297cd25 | 2019-02-07 22:10:23 -0500 | [diff] [blame] | 364 | if adapterAgent, exist := aMgr.adapterAgents[deviceType.Adapter]; exist { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 365 | adapterAgent.updateDeviceType(deviceType) |
| 366 | } else { |
| 367 | aMgr.adapterAgents[deviceType.Adapter] = newAdapterAgent(&voltha.Adapter{Id: deviceType.Adapter}, |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 368 | &voltha.DeviceTypes{Items: []*voltha.DeviceType{deviceType}}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 369 | } |
| 370 | aMgr.deviceTypeToAdapterMap[deviceType.Id] = deviceType.Adapter |
| 371 | } |
| 372 | |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 373 | func (aMgr *AdapterManager) registerAdapter(adapter *voltha.Adapter, deviceTypes *voltha.DeviceTypes) (*voltha.CoreInstance, error) { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 374 | log.Debugw("registerAdapter", log.Fields{"adapter": adapter, "deviceTypes": deviceTypes.Items}) |
| 375 | |
| 376 | if aMgr.getAdapter(adapter.Id) != nil { |
khenaidoo | ba6b6c4 | 2019-08-02 09:11:56 -0400 | [diff] [blame] | 377 | // Already registered - Adapter may have restarted. Trigger the reconcile process for that adapter |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 378 | go func() { |
| 379 | err := aMgr.deviceMgr.adapterRestarted(adapter) |
| 380 | if err != nil { |
| 381 | log.Errorw("unable-to-restart-adapter", log.Fields{"error": err}) |
| 382 | } |
| 383 | }() |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 384 | return &voltha.CoreInstance{InstanceId: aMgr.coreInstanceID}, nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 385 | } |
| 386 | // Save the adapter and the device types |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 387 | if err := aMgr.addAdapter(adapter, true); err != nil { |
| 388 | log.Errorw("failed-to-add-adapter", log.Fields{"error": err}) |
| 389 | return nil, err |
| 390 | } |
| 391 | if err := aMgr.addDeviceTypes(deviceTypes, true); err != nil { |
| 392 | log.Errorw("failed-to-add-device-types", log.Fields{"error": err}) |
| 393 | return nil, err |
| 394 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 395 | |
| 396 | log.Debugw("adapter-registered", log.Fields{"adapter": adapter.Id}) |
| 397 | |
Thomas Lee S | e5a4401 | 2019-11-07 20:32:24 +0530 | [diff] [blame] | 398 | return &voltha.CoreInstance{InstanceId: aMgr.coreInstanceID}, nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 399 | } |
| 400 | |
| 401 | //getAdapterName returns the name of the device adapter that service this device type |
| 402 | func (aMgr *AdapterManager) getAdapterName(deviceType string) (string, error) { |
| 403 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 404 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 405 | if adapterID, exist := aMgr.deviceTypeToAdapterMap[deviceType]; exist { |
| 406 | return adapterID, nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 407 | } |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 408 | return "", fmt.Errorf("Adapter-not-registered-for-device-type %s", deviceType) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 409 | } |
| 410 | |
Kent Hagerman | c2c73ff | 2019-11-20 16:22:32 -0500 | [diff] [blame] | 411 | func (aMgr *AdapterManager) listDeviceTypes() []*voltha.DeviceType { |
| 412 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 413 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
| 414 | |
| 415 | deviceTypes := make([]*voltha.DeviceType, 0, len(aMgr.deviceTypeToAdapterMap)) |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 416 | for deviceTypeID, adapterID := range aMgr.deviceTypeToAdapterMap { |
| 417 | if adapterAgent, have := aMgr.adapterAgents[adapterID]; have { |
| 418 | if deviceType := adapterAgent.getDeviceType(deviceTypeID); deviceType != nil { |
khenaidoo | b64fc8a | 2019-11-27 15:08:19 -0500 | [diff] [blame] | 419 | if deviceType.Id != SentinelDevicetypeID { // don't report the sentinel |
| 420 | deviceTypes = append(deviceTypes, deviceType) |
| 421 | } |
Kent Hagerman | c2c73ff | 2019-11-20 16:22:32 -0500 | [diff] [blame] | 422 | } |
| 423 | } |
| 424 | } |
| 425 | return deviceTypes |
| 426 | } |
| 427 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 428 | // 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] | 429 | func (aMgr *AdapterManager) getDeviceType(deviceType string) *voltha.DeviceType { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 430 | aMgr.lockdDeviceTypeToAdapterMap.Lock() |
| 431 | defer aMgr.lockdDeviceTypeToAdapterMap.Unlock() |
Kent Hagerman | c2c73ff | 2019-11-20 16:22:32 -0500 | [diff] [blame] | 432 | |
npujar | 1d86a52 | 2019-11-14 17:11:16 +0530 | [diff] [blame] | 433 | if adapterID, exist := aMgr.deviceTypeToAdapterMap[deviceType]; exist { |
| 434 | if adapterAgent := aMgr.adapterAgents[adapterID]; adapterAgent != nil { |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 435 | return adapterAgent.getDeviceType(deviceType) |
| 436 | } |
| 437 | } |
| 438 | return nil |
| 439 | } |
| 440 | |
| 441 | //adapterUpdated is a callback invoked when an adapter change has been noticed |
| 442 | func (aMgr *AdapterManager) adapterUpdated(args ...interface{}) interface{} { |
| 443 | log.Debugw("updateAdapter-callback", log.Fields{"argsLen": len(args)}) |
| 444 | |
| 445 | var previousData *voltha.Adapters |
| 446 | var latestData *voltha.Adapters |
| 447 | |
| 448 | var ok bool |
| 449 | if previousData, ok = args[0].(*voltha.Adapters); !ok { |
| 450 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 451 | return nil |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 452 | } |
| 453 | if latestData, ok = args[1].(*voltha.Adapters); !ok { |
| 454 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 455 | return nil |
| 456 | } |
| 457 | |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 458 | if previousData != nil && latestData != nil { |
| 459 | if reflect.DeepEqual(previousData.Items, latestData.Items) { |
| 460 | log.Debug("update-not-required") |
| 461 | return nil |
| 462 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 463 | } |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 464 | |
| 465 | if latestData != nil { |
| 466 | for _, adapter := range latestData.Items { |
| 467 | aMgr.updateAdapter(adapter) |
| 468 | } |
| 469 | } |
| 470 | |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 471 | return nil |
| 472 | } |
| 473 | |
| 474 | //deviceTypesUpdated is a callback invoked when a device type change has been noticed |
| 475 | func (aMgr *AdapterManager) deviceTypesUpdated(args ...interface{}) interface{} { |
| 476 | log.Debugw("deviceTypesUpdated-callback", log.Fields{"argsLen": len(args)}) |
| 477 | |
| 478 | var previousData *voltha.DeviceTypes |
| 479 | var latestData *voltha.DeviceTypes |
| 480 | |
| 481 | var ok bool |
| 482 | if previousData, ok = args[0].(*voltha.DeviceTypes); !ok { |
| 483 | log.Errorw("invalid-args", log.Fields{"args0": args[0]}) |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 484 | return nil |
| 485 | } |
| 486 | |
khenaidoo | 433f54a | 2019-02-05 14:02:57 -0500 | [diff] [blame] | 487 | if latestData, ok = args[1].(*voltha.DeviceTypes); !ok { |
| 488 | log.Errorw("invalid-args", log.Fields{"args1": args[1]}) |
| 489 | return nil |
| 490 | } |
| 491 | |
| 492 | if previousData != nil && latestData != nil { |
| 493 | if reflect.DeepEqual(previousData.Items, latestData.Items) { |
| 494 | log.Debug("update-not-required") |
| 495 | return nil |
| 496 | } |
| 497 | } |
| 498 | |
| 499 | if latestData != nil { |
| 500 | for _, dType := range latestData.Items { |
| 501 | aMgr.updateDeviceType(dType) |
| 502 | } |
khenaidoo | 21d5115 | 2019-02-01 13:48:37 -0500 | [diff] [blame] | 503 | } |
| 504 | return nil |
khenaidoo | 1ce37ad | 2019-03-24 22:07:24 -0400 | [diff] [blame] | 505 | } |