khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [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 | package core |
| 17 | |
| 18 | import ( |
| 19 | "context" |
| 20 | "errors" |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 21 | "github.com/gogo/protobuf/proto" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 22 | "github.com/opencord/voltha-go/common/log" |
| 23 | "github.com/opencord/voltha-go/db/model" |
| 24 | "github.com/opencord/voltha-go/kafka" |
| 25 | "github.com/opencord/voltha-go/protos/core_adapter" |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 26 | ofp "github.com/opencord/voltha-go/protos/openflow_13" |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 27 | "github.com/opencord/voltha-go/protos/voltha" |
| 28 | "google.golang.org/grpc/codes" |
| 29 | "google.golang.org/grpc/status" |
| 30 | "reflect" |
| 31 | "runtime" |
| 32 | "sync" |
| 33 | ) |
| 34 | |
| 35 | type DeviceManager struct { |
| 36 | deviceAgents map[string]*DeviceAgent |
| 37 | adapterProxy *AdapterProxy |
| 38 | logicalDeviceMgr *LogicalDeviceManager |
| 39 | kafkaProxy *kafka.KafkaMessagingProxy |
| 40 | stateTransitions *TransitionMap |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 41 | clusterDataProxy *model.Proxy |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 42 | exitChannel chan int |
| 43 | lockDeviceAgentsMap sync.RWMutex |
| 44 | } |
| 45 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 46 | func newDeviceManager(kafkaProxy *kafka.KafkaMessagingProxy, cdProxy *model.Proxy) *DeviceManager { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 47 | var deviceMgr DeviceManager |
| 48 | deviceMgr.exitChannel = make(chan int, 1) |
| 49 | deviceMgr.deviceAgents = make(map[string]*DeviceAgent) |
| 50 | deviceMgr.adapterProxy = NewAdapterProxy(kafkaProxy) |
| 51 | deviceMgr.kafkaProxy = kafkaProxy |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 52 | deviceMgr.clusterDataProxy = cdProxy |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 53 | deviceMgr.lockDeviceAgentsMap = sync.RWMutex{} |
| 54 | return &deviceMgr |
| 55 | } |
| 56 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 57 | func (dMgr *DeviceManager) start(ctx context.Context, logicalDeviceMgr *LogicalDeviceManager) { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 58 | log.Info("starting-device-manager") |
| 59 | dMgr.logicalDeviceMgr = logicalDeviceMgr |
| 60 | dMgr.stateTransitions = NewTransitionMap(dMgr) |
| 61 | log.Info("device-manager-started") |
| 62 | } |
| 63 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 64 | func (dMgr *DeviceManager) stop(ctx context.Context) { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 65 | log.Info("stopping-device-manager") |
| 66 | dMgr.exitChannel <- 1 |
| 67 | log.Info("device-manager-stopped") |
| 68 | } |
| 69 | |
| 70 | func sendResponse(ctx context.Context, ch chan interface{}, result interface{}) { |
| 71 | if ctx.Err() == nil { |
| 72 | // Returned response only of the ctx has not been cancelled/timeout/etc |
| 73 | // Channel is automatically closed when a context is Done |
| 74 | ch <- result |
| 75 | log.Debugw("sendResponse", log.Fields{"result": result}) |
| 76 | } else { |
| 77 | // Should the transaction be reverted back? |
| 78 | log.Debugw("sendResponse-context-error", log.Fields{"context-error": ctx.Err()}) |
| 79 | } |
| 80 | } |
| 81 | |
| 82 | func (dMgr *DeviceManager) addDeviceAgentToMap(agent *DeviceAgent) { |
| 83 | dMgr.lockDeviceAgentsMap.Lock() |
| 84 | defer dMgr.lockDeviceAgentsMap.Unlock() |
| 85 | if _, exist := dMgr.deviceAgents[agent.deviceId]; !exist { |
| 86 | dMgr.deviceAgents[agent.deviceId] = agent |
| 87 | } |
| 88 | } |
| 89 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 90 | func (dMgr *DeviceManager) deleteDeviceAgentToMap(agent *DeviceAgent) { |
| 91 | dMgr.lockDeviceAgentsMap.Lock() |
| 92 | defer dMgr.lockDeviceAgentsMap.Unlock() |
| 93 | delete(dMgr.deviceAgents, agent.deviceId) |
| 94 | } |
| 95 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 96 | func (dMgr *DeviceManager) getDeviceAgent(deviceId string) *DeviceAgent { |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 97 | // TODO If the device is not in memory it needs to be loaded first |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 98 | dMgr.lockDeviceAgentsMap.Lock() |
| 99 | defer dMgr.lockDeviceAgentsMap.Unlock() |
| 100 | if agent, ok := dMgr.deviceAgents[deviceId]; ok { |
| 101 | return agent |
| 102 | } |
| 103 | return nil |
| 104 | } |
| 105 | |
| 106 | func (dMgr *DeviceManager) createDevice(ctx context.Context, device *voltha.Device, ch chan interface{}) { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 107 | log.Debugw("createDevice", log.Fields{"device": device, "aproxy": dMgr.adapterProxy}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 108 | |
| 109 | // Create and start a device agent for that device |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 110 | agent := newDeviceAgent(dMgr.adapterProxy, device, dMgr, dMgr.clusterDataProxy) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 111 | dMgr.addDeviceAgentToMap(agent) |
| 112 | agent.start(ctx) |
| 113 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 114 | sendResponse(ctx, ch, agent.lastData) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 115 | } |
| 116 | |
| 117 | func (dMgr *DeviceManager) enableDevice(ctx context.Context, id *voltha.ID, ch chan interface{}) { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 118 | log.Debugw("enableDevice", log.Fields{"deviceid": id}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 119 | var res interface{} |
| 120 | if agent := dMgr.getDeviceAgent(id.Id); agent != nil { |
| 121 | res = agent.enableDevice(ctx) |
| 122 | log.Debugw("EnableDevice-result", log.Fields{"result": res}) |
| 123 | } else { |
| 124 | res = status.Errorf(codes.NotFound, "%s", id.Id) |
| 125 | } |
| 126 | |
| 127 | sendResponse(ctx, ch, res) |
| 128 | } |
| 129 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 130 | func (dMgr *DeviceManager) disableDevice(ctx context.Context, id *voltha.ID, ch chan interface{}) { |
| 131 | log.Debugw("disableDevice", log.Fields{"deviceid": id}) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 132 | var res interface{} |
| 133 | if agent := dMgr.getDeviceAgent(id.Id); agent != nil { |
| 134 | res = agent.disableDevice(ctx) |
| 135 | log.Debugw("disableDevice-result", log.Fields{"result": res}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 136 | } else { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 137 | res = status.Errorf(codes.NotFound, "%s", id.Id) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 138 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 139 | |
| 140 | sendResponse(ctx, ch, res) |
| 141 | } |
| 142 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 143 | func (dMgr *DeviceManager) rebootDevice(ctx context.Context, id *voltha.ID, ch chan interface{}) { |
| 144 | log.Debugw("rebootDevice", log.Fields{"deviceid": id}) |
| 145 | var res interface{} |
| 146 | if agent := dMgr.getDeviceAgent(id.Id); agent != nil { |
| 147 | res = agent.rebootDevice(ctx) |
| 148 | log.Debugw("rebootDevice-result", log.Fields{"result": res}) |
| 149 | } else { |
| 150 | res = status.Errorf(codes.NotFound, "%s", id.Id) |
| 151 | } |
| 152 | sendResponse(ctx, ch, res) |
| 153 | } |
| 154 | |
| 155 | func (dMgr *DeviceManager) deleteDevice(ctx context.Context, id *voltha.ID, ch chan interface{}) { |
| 156 | log.Debugw("deleteDevice", log.Fields{"deviceid": id}) |
| 157 | var res interface{} |
| 158 | if agent := dMgr.getDeviceAgent(id.Id); agent != nil { |
| 159 | res = agent.deleteDevice(ctx) |
| 160 | if res == nil { //Success |
| 161 | agent.stop(ctx) |
| 162 | dMgr.deleteDeviceAgentToMap(agent) |
| 163 | } |
| 164 | log.Debugw("deleteDevice-result", log.Fields{"result": res}) |
| 165 | } else { |
| 166 | res = status.Errorf(codes.NotFound, "%s", id.Id) |
| 167 | } |
| 168 | sendResponse(ctx, ch, res) |
| 169 | } |
| 170 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 171 | func (dMgr *DeviceManager) GetDevice(id string) (*voltha.Device, error) { |
| 172 | log.Debugw("GetDevice", log.Fields{"deviceid": id}) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 173 | if agent := dMgr.getDeviceAgent(id); agent != nil { |
| 174 | return agent.getDevice() |
| 175 | } |
| 176 | return nil, status.Errorf(codes.NotFound, "%s", id) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 177 | } |
| 178 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 179 | func (dMgr *DeviceManager) IsRootDevice(id string) (bool, error) { |
| 180 | device, err := dMgr.GetDevice(id) |
| 181 | if err != nil { |
| 182 | return false, err |
| 183 | } |
| 184 | return device.Root, nil |
| 185 | } |
| 186 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 187 | func (dMgr *DeviceManager) ListDevices() (*voltha.Devices, error) { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 188 | log.Debug("ListDevices") |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 189 | result := &voltha.Devices{} |
| 190 | dMgr.lockDeviceAgentsMap.Lock() |
| 191 | defer dMgr.lockDeviceAgentsMap.Unlock() |
| 192 | for _, agent := range dMgr.deviceAgents { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 193 | if device, err := agent.getDevice(); err == nil { |
| 194 | cloned := proto.Clone(device).(*voltha.Device) |
| 195 | result.Items = append(result.Items, cloned) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 196 | } |
| 197 | } |
| 198 | return result, nil |
| 199 | } |
| 200 | |
| 201 | func (dMgr *DeviceManager) updateDevice(device *voltha.Device) error { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 202 | log.Debugw("updateDevice", log.Fields{"deviceid": device.Id, "device": device}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 203 | if agent := dMgr.getDeviceAgent(device.Id); agent != nil { |
| 204 | return agent.updateDevice(device) |
| 205 | } |
| 206 | return status.Errorf(codes.NotFound, "%s", device.Id) |
| 207 | } |
| 208 | |
| 209 | func (dMgr *DeviceManager) addPort(deviceId string, port *voltha.Port) error { |
| 210 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 211 | if err := agent.addPort(port); err != nil { |
| 212 | return err |
| 213 | } |
| 214 | // Setup peer ports |
| 215 | meAsPeer := &voltha.Port_PeerPort{DeviceId: deviceId, PortNo: port.PortNo} |
| 216 | for _, peerPort := range port.Peers { |
| 217 | if agent := dMgr.getDeviceAgent(peerPort.DeviceId); agent != nil { |
| 218 | if err := agent.addPeerPort(meAsPeer); err != nil { |
| 219 | log.Errorw("failed-to-add-peer", log.Fields{"peer-device-id": peerPort.DeviceId}) |
| 220 | return err |
| 221 | } |
| 222 | } |
| 223 | } |
| 224 | return nil |
| 225 | } else { |
| 226 | return status.Errorf(codes.NotFound, "%s", deviceId) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 227 | } |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 228 | } |
| 229 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 230 | func (dMgr *DeviceManager) updateFlows(deviceId string, flows []*ofp.OfpFlowStats) error { |
| 231 | log.Debugw("updateFlows", log.Fields{"deviceid": deviceId}) |
| 232 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 233 | return agent.updateFlows(flows) |
| 234 | } |
| 235 | return status.Errorf(codes.NotFound, "%s", deviceId) |
| 236 | } |
| 237 | |
| 238 | func (dMgr *DeviceManager) updateGroups(deviceId string, groups []*ofp.OfpGroupEntry) error { |
| 239 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 240 | return agent.updateGroups(groups) |
| 241 | } |
| 242 | return status.Errorf(codes.NotFound, "%s", deviceId) |
| 243 | } |
| 244 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 245 | func (dMgr *DeviceManager) updatePmConfigs(deviceId string, pmConfigs *voltha.PmConfigs) error { |
| 246 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 247 | return agent.updatePmConfigs(pmConfigs) |
| 248 | } |
| 249 | return status.Errorf(codes.NotFound, "%s", deviceId) |
| 250 | } |
| 251 | |
| 252 | func (dMgr *DeviceManager) getSwitchCapability(ctx context.Context, deviceId string) (*core_adapter.SwitchCapability, error) { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 253 | log.Debugw("getSwitchCapability", log.Fields{"deviceid": deviceId}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 254 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 255 | return agent.getSwitchCapability(ctx) |
| 256 | } |
| 257 | return nil, status.Errorf(codes.NotFound, "%s", deviceId) |
| 258 | } |
| 259 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 260 | func (dMgr *DeviceManager) getPorts(ctx context.Context, deviceId string, portType voltha.Port_PortType) (*voltha.Ports, error) { |
| 261 | log.Debugw("getPorts", log.Fields{"deviceid": deviceId, "portType": portType}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 262 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 263 | return agent.getPorts(ctx, portType), nil |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 264 | } |
| 265 | return nil, status.Errorf(codes.NotFound, "%s", deviceId) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 266 | |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 267 | } |
| 268 | |
| 269 | func (dMgr *DeviceManager) getPortCapability(ctx context.Context, deviceId string, portNo uint32) (*core_adapter.PortCapability, error) { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 270 | log.Debugw("getPortCapability", log.Fields{"deviceid": deviceId}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 271 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 272 | return agent.getPortCapability(ctx, portNo) |
| 273 | } |
| 274 | return nil, status.Errorf(codes.NotFound, "%s", deviceId) |
| 275 | } |
| 276 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 277 | func (dMgr *DeviceManager) updateDeviceStatus(deviceId string, operStatus voltha.OperStatus_OperStatus, connStatus voltha.ConnectStatus_ConnectStatus) error { |
| 278 | log.Debugw("updateDeviceStatus", log.Fields{"deviceid": deviceId, "operStatus": operStatus, "connStatus": connStatus}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 279 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 280 | return agent.updateDeviceStatus(operStatus, connStatus) |
| 281 | } |
| 282 | return status.Errorf(codes.NotFound, "%s", deviceId) |
| 283 | } |
| 284 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 285 | func (dMgr *DeviceManager) updateChildrenStatus(deviceId string, operStatus voltha.OperStatus_OperStatus, connStatus voltha.ConnectStatus_ConnectStatus) error { |
| 286 | log.Debugw("updateChildrenStatus", log.Fields{"parentDeviceid": deviceId, "operStatus": operStatus, "connStatus": connStatus}) |
| 287 | var parentDevice *voltha.Device |
| 288 | var err error |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 289 | if parentDevice, err = dMgr.GetDevice(deviceId); err != nil { |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 290 | return status.Errorf(codes.Aborted, "%s", err.Error()) |
| 291 | } |
| 292 | var childDeviceIds []string |
| 293 | if childDeviceIds, err = dMgr.getAllChildDeviceIds(parentDevice); err != nil { |
| 294 | return status.Errorf(codes.Aborted, "%s", err.Error()) |
| 295 | } |
| 296 | if len(childDeviceIds) == 0 { |
| 297 | log.Debugw("no-child-device", log.Fields{"parentDeviceId": parentDevice.Id}) |
| 298 | } |
| 299 | for _, childDeviceId := range childDeviceIds { |
| 300 | if agent := dMgr.getDeviceAgent(childDeviceId); agent != nil { |
| 301 | if err = agent.updateDeviceStatus(operStatus, connStatus); err != nil { |
| 302 | return status.Errorf(codes.Aborted, "childDevice:%s, error:%s", childDeviceId, err.Error()) |
| 303 | } |
| 304 | } |
| 305 | } |
| 306 | return nil |
| 307 | } |
| 308 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 309 | func (dMgr *DeviceManager) updatePortState(deviceId string, portType voltha.Port_PortType, portNo uint32, operStatus voltha.OperStatus_OperStatus) error { |
| 310 | log.Debugw("updatePortState", log.Fields{"deviceid": deviceId, "portType": portType, "portNo": portNo, "operStatus": operStatus}) |
| 311 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 312 | return agent.updatePortState(portType, portNo, operStatus) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 313 | } |
| 314 | return status.Errorf(codes.NotFound, "%s", deviceId) |
| 315 | } |
| 316 | |
| 317 | func (dMgr *DeviceManager) childDeviceDetected(parentDeviceId string, parentPortNo int64, deviceType string, channelId int64) error { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 318 | log.Debugw("childDeviceDetected", log.Fields{"parentDeviceId": parentDeviceId}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 319 | |
| 320 | // Create the ONU device |
| 321 | childDevice := &voltha.Device{} |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 322 | childDevice.Type = deviceType |
| 323 | childDevice.ParentId = parentDeviceId |
| 324 | childDevice.ParentPortNo = uint32(parentPortNo) |
| 325 | childDevice.Root = false |
khenaidoo | 6fdf0ba | 2018-11-02 14:38:33 -0400 | [diff] [blame] | 326 | |
| 327 | //Get parent device type |
| 328 | parent, err := dMgr.GetDevice(parentDeviceId) |
| 329 | if err != nil { |
| 330 | log.Error("no-parent-found", log.Fields{"parentId":parentDeviceId}) |
| 331 | return status.Errorf(codes.NotFound, "%s", parentDeviceId) |
| 332 | } |
| 333 | |
| 334 | childDevice.ProxyAddress = &voltha.Device_ProxyAddress{DeviceId: parentDeviceId, DeviceType: parent.Type, ChannelId: uint32(channelId)} |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 335 | |
| 336 | // Create and start a device agent for that device |
khenaidoo | 9a46896 | 2018-09-19 15:33:13 -0400 | [diff] [blame] | 337 | agent := newDeviceAgent(dMgr.adapterProxy, childDevice, dMgr, dMgr.clusterDataProxy) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 338 | dMgr.addDeviceAgentToMap(agent) |
| 339 | agent.start(nil) |
| 340 | |
| 341 | // Activate the child device |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 342 | if agent := dMgr.getDeviceAgent(agent.deviceId); agent != nil { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 343 | return agent.enableDevice(nil) |
| 344 | } |
| 345 | |
| 346 | return nil |
| 347 | } |
| 348 | |
| 349 | func (dMgr *DeviceManager) processTransition(previous *voltha.Device, current *voltha.Device) error { |
| 350 | // This will be triggered on every update to the device. |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 351 | handlers := dMgr.stateTransitions.GetTransitionHandler(previous, current) |
| 352 | if handlers == nil { |
| 353 | log.Debugw("handlers-not-found", log.Fields{"deviceId": current.Id}) |
| 354 | return nil |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 355 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 356 | for _, handler := range handlers { |
| 357 | log.Debugw("running-handler", log.Fields{"handler": funcName(handler)}) |
| 358 | if err := handler(current); err != nil { |
| 359 | return err |
| 360 | } |
| 361 | } |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 362 | return nil |
| 363 | } |
| 364 | |
khenaidoo | fdbad6e | 2018-11-06 22:26:38 -0500 | [diff] [blame^] | 365 | func (dMgr *DeviceManager) packetOut(deviceId string, outPort uint32, packet *ofp.OfpPacketOut) error { |
| 366 | log.Debugw("packetOut", log.Fields{"deviceId": deviceId, "outPort": outPort}) |
| 367 | if agent := dMgr.getDeviceAgent(deviceId); agent != nil { |
| 368 | return agent.packetOut(outPort, packet) |
| 369 | } |
| 370 | return status.Errorf(codes.NotFound, "%s", deviceId) |
| 371 | } |
| 372 | |
| 373 | func (dMgr *DeviceManager) PacketIn(deviceId string, port uint32, packet []byte) error { |
| 374 | log.Debugw("PacketIn", log.Fields{"deviceId": deviceId, "port": port}) |
| 375 | // Get the logical device Id based on the deviceId |
| 376 | var device *voltha.Device |
| 377 | var err error |
| 378 | if device, err = dMgr.GetDevice(deviceId); err != nil { |
| 379 | log.Errorw("device-not-found", log.Fields{"deviceId": deviceId}) |
| 380 | return err |
| 381 | } |
| 382 | if !device.Root{ |
| 383 | log.Errorw("device-not-root", log.Fields{"deviceId": deviceId}) |
| 384 | return status.Errorf(codes.FailedPrecondition, "%s", deviceId) |
| 385 | } |
| 386 | |
| 387 | if err := dMgr.logicalDeviceMgr.packetIn(device.ParentId, port, packet); err != nil { |
| 388 | return err |
| 389 | } |
| 390 | return nil |
| 391 | } |
| 392 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 393 | func (dMgr *DeviceManager) createLogicalDevice(cDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 394 | log.Info("createLogicalDevice") |
| 395 | var logicalId *string |
| 396 | var err error |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 397 | if logicalId, err = dMgr.logicalDeviceMgr.createLogicalDevice(nil, cDevice); err != nil { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 398 | log.Warnw("createlogical-device-error", log.Fields{"device": cDevice}) |
| 399 | return err |
| 400 | } |
| 401 | // Update the parent device with the logical id |
| 402 | dMgr.UpdateDeviceAttribute(cDevice.Id, "ParentId", *logicalId) |
| 403 | return nil |
| 404 | } |
| 405 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 406 | func (dMgr *DeviceManager) deleteLogicalDevice(cDevice *voltha.Device) error { |
| 407 | log.Info("deleteLogicalDevice") |
| 408 | var err error |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 409 | if err = dMgr.logicalDeviceMgr.deleteLogicalDevice(nil, cDevice); err != nil { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 410 | log.Warnw("deleteLogical-device-error", log.Fields{"deviceId": cDevice.Id}) |
| 411 | return err |
| 412 | } |
| 413 | // Remove the logical device Id from the parent device |
| 414 | logicalId := "" |
| 415 | dMgr.UpdateDeviceAttribute(cDevice.Id, "ParentId", logicalId) |
| 416 | return nil |
| 417 | } |
| 418 | |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 419 | func (dMgr *DeviceManager) deleteLogicalPort(device *voltha.Device) error { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 420 | log.Info("deleteLogicalPort") |
| 421 | var err error |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 422 | // Get the logical port associated with this device |
| 423 | var lPortId *voltha.LogicalPortId |
| 424 | if lPortId, err = dMgr.logicalDeviceMgr.getLogicalPortId(device); err != nil { |
khenaidoo | 6fdf0ba | 2018-11-02 14:38:33 -0400 | [diff] [blame] | 425 | log.Warnw("getLogical-port-error", log.Fields{"deviceId": device.Id, "error": err}) |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 426 | return err |
| 427 | } |
| 428 | if err = dMgr.logicalDeviceMgr.deleteLogicalPort(nil, lPortId); err != nil { |
| 429 | log.Warnw("deleteLogical-port-error", log.Fields{"deviceId": device.Id}) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 430 | return err |
| 431 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 432 | return nil |
| 433 | } |
| 434 | |
| 435 | func (dMgr *DeviceManager) getParentDevice(childDevice *voltha.Device) *voltha.Device { |
| 436 | // Sanity check |
| 437 | if childDevice.Root { |
| 438 | // childDevice is the parent device |
| 439 | return childDevice |
| 440 | } |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 441 | parentDevice, _ := dMgr.GetDevice(childDevice.ParentId) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 442 | return parentDevice |
| 443 | } |
| 444 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 445 | /* |
| 446 | All the functions below are callback functions where they are invoked with the latest and previous data. We can |
| 447 | therefore use the data as is without trying to get the latest from the model. |
| 448 | */ |
| 449 | |
| 450 | //disableAllChildDevices is invoked as a callback when the parent device is disabled |
| 451 | func (dMgr *DeviceManager) disableAllChildDevices(parentDevice *voltha.Device) error { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 452 | log.Debug("disableAllChildDevices") |
| 453 | var childDeviceIds []string |
| 454 | var err error |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 455 | if childDeviceIds, err = dMgr.getAllChildDeviceIds(parentDevice); err != nil { |
| 456 | return status.Errorf(codes.NotFound, "%s", parentDevice.Id) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 457 | } |
| 458 | if len(childDeviceIds) == 0 { |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 459 | log.Debugw("no-child-device", log.Fields{"parentDeviceId": parentDevice.Id}) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 460 | } |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 461 | allChildDisable := true |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 462 | for _, childDeviceId := range childDeviceIds { |
| 463 | if agent := dMgr.getDeviceAgent(childDeviceId); agent != nil { |
| 464 | if err = agent.disableDevice(nil); err != nil { |
| 465 | log.Errorw("failure-disable-device", log.Fields{"deviceId": childDeviceId, "error": err.Error()}) |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 466 | allChildDisable = false |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 467 | } |
| 468 | } |
| 469 | } |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 470 | if !allChildDisable { |
| 471 | return err |
| 472 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 473 | return nil |
| 474 | } |
| 475 | |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 476 | //deleteAllChildDevices is invoked as a callback when the parent device is deleted |
| 477 | func (dMgr *DeviceManager) deleteAllChildDevices(parentDevice *voltha.Device) error { |
| 478 | log.Debug("deleteAllChildDevices") |
| 479 | var childDeviceIds []string |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 480 | var err error |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 481 | if childDeviceIds, err = dMgr.getAllChildDeviceIds(parentDevice); err != nil { |
| 482 | return status.Errorf(codes.NotFound, "%s", parentDevice.Id) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 483 | } |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 484 | if len(childDeviceIds) == 0 { |
| 485 | log.Debugw("no-child-device", log.Fields{"parentDeviceId": parentDevice.Id}) |
| 486 | } |
| 487 | allChildDeleted := true |
| 488 | for _, childDeviceId := range childDeviceIds { |
| 489 | if agent := dMgr.getDeviceAgent(childDeviceId); agent != nil { |
| 490 | if err = agent.deleteDevice(nil); err != nil { |
| 491 | log.Errorw("failure-delete-device", log.Fields{"deviceId": childDeviceId, "error": err.Error()}) |
| 492 | allChildDeleted = false |
| 493 | } else { |
| 494 | agent.stop(nil) |
| 495 | dMgr.deleteDeviceAgentToMap(agent) |
| 496 | } |
| 497 | } |
| 498 | } |
| 499 | if !allChildDeleted { |
| 500 | return err |
| 501 | } |
| 502 | return nil |
| 503 | } |
| 504 | |
| 505 | //getAllChildDeviceIds is a helper method to get all the child device IDs from the device passed as parameter |
| 506 | func (dMgr *DeviceManager) getAllChildDeviceIds(parentDevice *voltha.Device) ([]string, error) { |
| 507 | log.Debugw("getAllChildDeviceIds", log.Fields{"parentDeviceId": parentDevice.Id}) |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 508 | childDeviceIds := make([]string, 0) |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 509 | if parentDevice != nil { |
| 510 | for _, port := range parentDevice.Ports { |
| 511 | for _, peer := range port.Peers { |
| 512 | childDeviceIds = append(childDeviceIds, peer.DeviceId) |
| 513 | } |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 514 | } |
| 515 | } |
| 516 | return childDeviceIds, nil |
| 517 | } |
| 518 | |
| 519 | func (dMgr *DeviceManager) addUNILogicalPort(cDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 520 | log.Info("addUNILogicalPort") |
khenaidoo | 4d4802d | 2018-10-04 21:59:49 -0400 | [diff] [blame] | 521 | if err := dMgr.logicalDeviceMgr.addUNILogicalPort(nil, cDevice); err != nil { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 522 | log.Warnw("addUNILogicalPort-error", log.Fields{"device": cDevice, "err": err}) |
| 523 | return err |
| 524 | } |
| 525 | return nil |
| 526 | } |
| 527 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 528 | func (dMgr *DeviceManager) activateDevice(cDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 529 | log.Info("activateDevice") |
| 530 | return nil |
| 531 | } |
| 532 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 533 | func (dMgr *DeviceManager) disableDeviceHandler(cDevice *voltha.Device) error { |
| 534 | log.Info("disableDevice-donothing") |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 535 | return nil |
| 536 | } |
| 537 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 538 | func (dMgr *DeviceManager) abandonDevice(cDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 539 | log.Info("abandonDevice") |
| 540 | return nil |
| 541 | } |
| 542 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 543 | func (dMgr *DeviceManager) reEnableDevice(cDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 544 | log.Info("reEnableDevice") |
| 545 | return nil |
| 546 | } |
| 547 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 548 | func (dMgr *DeviceManager) noOp(cDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 549 | log.Info("noOp") |
| 550 | return nil |
| 551 | } |
| 552 | |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 553 | func (dMgr *DeviceManager) notAllowed(pcDevice *voltha.Device) error { |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 554 | log.Info("notAllowed") |
| 555 | return errors.New("Transition-not-allowed") |
| 556 | } |
| 557 | |
| 558 | func funcName(f interface{}) string { |
| 559 | p := reflect.ValueOf(f).Pointer() |
| 560 | rf := runtime.FuncForPC(p) |
| 561 | return rf.Name() |
| 562 | } |
| 563 | |
| 564 | func (dMgr *DeviceManager) UpdateDeviceAttribute(deviceId string, attribute string, value interface{}) { |
| 565 | if agent, ok := dMgr.deviceAgents[deviceId]; ok { |
| 566 | agent.updateDeviceAttribute(attribute, value) |
| 567 | } |
| 568 | } |
| 569 | |
| 570 | func (dMgr *DeviceManager) GetParentDeviceId(deviceId string) *string { |
khenaidoo | 19d7b63 | 2018-10-30 10:49:50 -0400 | [diff] [blame] | 571 | if device, _ := dMgr.GetDevice(deviceId); device != nil { |
khenaidoo | 92e62c5 | 2018-10-03 14:02:54 -0400 | [diff] [blame] | 572 | log.Infow("GetParentDeviceId", log.Fields{"deviceId": device.Id, "parentId": device.ParentId}) |
khenaidoo | b920354 | 2018-09-17 22:56:37 -0400 | [diff] [blame] | 573 | return &device.ParentId |
| 574 | } |
| 575 | return nil |
| 576 | } |