manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [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 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 17 | //Package adaptercore provides the utility for olt devices, flows and statistics |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 18 | package adaptercore |
| 19 | |
| 20 | import ( |
| 21 | "context" |
| 22 | "crypto/md5" |
| 23 | "encoding/json" |
| 24 | "errors" |
| 25 | "fmt" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 26 | "github.com/opencord/voltha-go/common/log" |
| 27 | tp "github.com/opencord/voltha-go/common/techprofile" |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 28 | "github.com/opencord/voltha-go/rw_core/utils" |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 29 | rsrcMgr "github.com/opencord/voltha-openolt-adapter/adaptercore/resourcemanager" |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 30 | ic "github.com/opencord/voltha-protos/go/inter_container" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 31 | ofp "github.com/opencord/voltha-protos/go/openflow_13" |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 32 | openoltpb2 "github.com/opencord/voltha-protos/go/openolt" |
| 33 | "github.com/opencord/voltha-protos/go/voltha" |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 34 | "math/big" |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 35 | //deepcopy "github.com/getlantern/deepcopy" |
Daniele Rossi | 22db98e | 2019-07-11 11:50:00 +0000 | [diff] [blame^] | 36 | "google.golang.org/grpc/codes" |
| 37 | "google.golang.org/grpc/status" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 38 | ) |
| 39 | |
| 40 | const ( |
| 41 | // Flow categories |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 42 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 43 | //HsiaFlow flow category |
| 44 | HsiaFlow = "HSIA_FLOW" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 45 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 46 | //EapolFlow flow category |
| 47 | EapolFlow = "EAPOL_FLOW" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 48 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 49 | //IPProtoDhcp flow category |
| 50 | IPProtoDhcp = 17 |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 51 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 52 | //IPProtoIgmp flow category |
| 53 | IPProtoIgmp = 2 |
| 54 | |
| 55 | //EapEthType eapethtype value |
| 56 | EapEthType = 0x888e |
| 57 | //LldpEthType lldp ethtype value |
| 58 | LldpEthType = 0x88cc |
| 59 | |
| 60 | //IgmpProto proto value |
| 61 | IgmpProto = 2 |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 62 | |
| 63 | //FIXME - see also BRDCM_DEFAULT_VLAN in broadcom_onu.py |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 64 | |
| 65 | //DefaultMgmtVlan default vlan value |
| 66 | DefaultMgmtVlan = 4091 |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 67 | |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 68 | // Openolt Flow |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 69 | |
| 70 | //UPSTREAM constant |
| 71 | UPSTREAM = "upstream" |
| 72 | //DOWNSTREAM constant |
| 73 | DOWNSTREAM = "downstream" |
| 74 | //PacketTagType constant |
| 75 | PacketTagType = "pkt_tag_type" |
| 76 | //UNTAGGED constant |
| 77 | UNTAGGED = "untagged" |
| 78 | //SingleTag constant |
| 79 | SingleTag = "single_tag" |
| 80 | //DoubleTag constant |
| 81 | DoubleTag = "double_tag" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 82 | |
| 83 | // classifierInfo |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 84 | |
| 85 | //EthType constant |
| 86 | EthType = "eth_type" |
| 87 | //TPID constant |
| 88 | TPID = "tpid" |
| 89 | //IPProto constant |
| 90 | IPProto = "ip_proto" |
| 91 | //InPort constant |
| 92 | InPort = "in_port" |
| 93 | //VlanVid constant |
| 94 | VlanVid = "vlan_vid" |
| 95 | //VlanPcp constant |
| 96 | VlanPcp = "vlan_pcp" |
| 97 | |
| 98 | //UDPDst constant |
| 99 | UDPDst = "udp_dst" |
| 100 | //UDPSrc constant |
| 101 | UDPSrc = "udp_src" |
| 102 | //Ipv4Dst constant |
| 103 | Ipv4Dst = "ipv4_dst" |
| 104 | //Ipv4Src constant |
| 105 | Ipv4Src = "ipv4_src" |
| 106 | //METADATA constant |
| 107 | METADATA = "metadata" |
| 108 | //TunnelID constant |
| 109 | TunnelID = "tunnel_id" |
| 110 | //OUTPUT constant |
| 111 | OUTPUT = "output" |
| 112 | // Actions |
| 113 | |
| 114 | //PopVlan constant |
| 115 | PopVlan = "pop_vlan" |
| 116 | //PushVlan constant |
| 117 | PushVlan = "push_vlan" |
| 118 | //TrapToHost constant |
| 119 | TrapToHost = "trap_to_host" |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 120 | ) |
| 121 | |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 122 | type onuInfo struct { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 123 | intfID uint32 |
| 124 | onuID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 125 | serialNumber string |
| 126 | } |
| 127 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 128 | type onuIDKey struct { |
| 129 | intfID uint32 |
| 130 | onuID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 131 | } |
| 132 | |
| 133 | type gemPortKey struct { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 134 | intfID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 135 | gemPort uint32 |
| 136 | } |
| 137 | |
| 138 | type packetInInfoKey struct { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 139 | intfID uint32 |
| 140 | onuID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 141 | logicalPort uint32 |
| 142 | } |
| 143 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 144 | //OpenOltFlowMgr creates the Structure of OpenOltFlowMgr obj |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 145 | type OpenOltFlowMgr struct { |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 146 | techprofile []*tp.TechProfileMgr |
| 147 | deviceHandler *DeviceHandler |
| 148 | resourceMgr *rsrcMgr.OpenOltResourceMgr |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 149 | onuIds map[onuIDKey]onuInfo //OnuId -> OnuInfo |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 150 | onuSerialNumbers map[string]onuInfo //onu serial_number (string) -> OnuInfo |
| 151 | onuGemPortIds map[gemPortKey]onuInfo //GemPortId -> OnuInfo |
| 152 | packetInGemPort map[packetInInfoKey]uint32 //packet in gem port |
| 153 | storedDeviceFlows []ofp.OfpFlowStats /* Required during deletion to obtain device flows from logical flows */ |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 154 | } |
| 155 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 156 | //NewFlowManager creates OpenOltFlowMgr object and initializes the parameters |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 157 | func NewFlowManager(dh *DeviceHandler, rsrcMgr *rsrcMgr.OpenOltResourceMgr) *OpenOltFlowMgr { |
| 158 | log.Info("Initializing flow manager") |
| 159 | var flowMgr OpenOltFlowMgr |
| 160 | flowMgr.deviceHandler = dh |
| 161 | flowMgr.resourceMgr = rsrcMgr |
| 162 | if err := flowMgr.populateTechProfilePerPonPort(); err != nil { |
| 163 | log.Error("Error while populating tech profile mgr\n") |
| 164 | return nil |
| 165 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 166 | flowMgr.onuIds = make(map[onuIDKey]onuInfo) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 167 | flowMgr.onuSerialNumbers = make(map[string]onuInfo) |
| 168 | flowMgr.onuGemPortIds = make(map[gemPortKey]onuInfo) |
| 169 | flowMgr.packetInGemPort = make(map[packetInInfoKey]uint32) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 170 | log.Info("Initialization of flow manager success!!") |
| 171 | return &flowMgr |
| 172 | } |
| 173 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 174 | func (f *OpenOltFlowMgr) generateStoredFlowID(flowID uint32, direction string) (uint64, error) { |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 175 | if direction == UPSTREAM { |
| 176 | log.Debug("upstream flow, shifting id") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 177 | return 0x1<<15 | uint64(flowID), nil |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 178 | } else if direction == DOWNSTREAM { |
| 179 | log.Debug("downstream flow, not shifting id") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 180 | return uint64(flowID), nil |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 181 | } else { |
| 182 | log.Debug("Unrecognized direction") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 183 | return 0, fmt.Errorf("unrecognized direction %s", direction) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 184 | } |
| 185 | } |
| 186 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 187 | func (f *OpenOltFlowMgr) registerFlow(flowFromCore *ofp.OfpFlowStats, deviceFlow *openoltpb2.Flow) { |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 188 | log.Debug("Registering Flow for Device ", log.Fields{"flow": flowFromCore}, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 189 | log.Fields{"device": f.deviceHandler.deviceID}) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 190 | |
| 191 | var storedFlow ofp.OfpFlowStats |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 192 | storedFlow.Id, _ = f.generateStoredFlowID(deviceFlow.FlowId, deviceFlow.FlowType) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 193 | log.Debug(fmt.Sprintf("Generated stored device flow. id = %d, flowId = %d, direction = %s", storedFlow.Id, |
| 194 | deviceFlow.FlowId, deviceFlow.FlowType)) |
| 195 | storedFlow.Cookie = flowFromCore.Id |
| 196 | f.storedDeviceFlows = append(f.storedDeviceFlows, storedFlow) |
| 197 | log.Debugw("updated Stored flow info", log.Fields{"storedDeviceFlows": f.storedDeviceFlows}) |
| 198 | } |
| 199 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 200 | func (f *OpenOltFlowMgr) divideAndAddFlow(intfID uint32, onuID uint32, uniID uint32, portNo uint32, classifierInfo map[string]interface{}, actionInfo map[string]interface{}, flow *ofp.OfpFlowStats) { |
| 201 | var allocID []uint32 |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 202 | var gemPorts []uint32 |
| 203 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 204 | log.Infow("Dividing flow", log.Fields{"intfId": intfID, "onuId": onuID, "uniId": uniID, "portNo": portNo, "classifier": classifierInfo, "action": actionInfo}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 205 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 206 | log.Infow("sorting flow", log.Fields{"intfId": intfID, "onuId": onuID, "uniId": uniID, "portNo": portNo, |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 207 | "classifierInfo": classifierInfo, "actionInfo": actionInfo}) |
| 208 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 209 | uni := getUniPortPath(intfID, onuID, uniID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 210 | log.Debugw("Uni port name", log.Fields{"uni": uni}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 211 | allocID, gemPorts = f.createTcontGemports(intfID, onuID, uniID, uni, portNo, flow.GetTableId()) |
| 212 | if allocID == nil || gemPorts == nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 213 | log.Error("alloc-id-gem-ports-unavailable") |
| 214 | return |
| 215 | } |
| 216 | |
| 217 | /* Flows can't be added specific to gemport unless p-bits are received. |
| 218 | * Hence adding flows for all gemports |
| 219 | */ |
| 220 | for _, gemPort := range gemPorts { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 221 | if ipProto, ok := classifierInfo[IPProto]; ok { |
| 222 | if ipProto.(uint32) == IPProtoDhcp { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 223 | log.Info("Adding DHCP flow") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 224 | f.addDHCPTrapFlow(intfID, onuID, uniID, portNo, classifierInfo, actionInfo, flow, allocID[0], gemPort) |
| 225 | } else if ipProto == IPProtoIgmp { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 226 | log.Info("igmp flow add ignored, not implemented yet") |
| 227 | } else { |
| 228 | log.Errorw("Invalid-Classifier-to-handle", log.Fields{"classifier": classifierInfo, "action": actionInfo}) |
| 229 | //return errors.New("Invalid-Classifier-to-handle") |
| 230 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 231 | } else if ethType, ok := classifierInfo[EthType]; ok { |
| 232 | if ethType.(uint32) == EapEthType { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 233 | log.Info("Adding EAPOL flow") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 234 | f.addEAPOLFlow(intfID, onuID, uniID, portNo, flow, allocID[0], gemPort, DefaultMgmtVlan) |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 235 | if vlan := getSubscriberVlan(utils.GetInPort(flow)); vlan != 0 { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 236 | f.addEAPOLFlow(intfID, onuID, uniID, portNo, flow, allocID[0], gemPort, vlan) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 237 | } |
| 238 | // Send Techprofile download event to child device in go routine as it takes time |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 239 | go f.sendTPDownloadMsgToChild(intfID, onuID, uniID, uni) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 240 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 241 | if ethType == LldpEthType { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 242 | log.Info("Adding LLDP flow") |
| 243 | addLLDPFlow(flow, portNo) |
| 244 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 245 | } else if _, ok := actionInfo[PushVlan]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 246 | log.Info("Adding upstream data rule") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 247 | f.addUpstreamDataFlow(intfID, onuID, uniID, portNo, classifierInfo, actionInfo, flow, allocID[0], gemPort) |
| 248 | } else if _, ok := actionInfo[PopVlan]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 249 | log.Info("Adding Downstream data rule") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 250 | f.addDownstreamDataFlow(intfID, onuID, uniID, portNo, classifierInfo, actionInfo, flow, allocID[0], gemPort) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 251 | } else { |
| 252 | log.Errorw("Invalid-flow-type-to-handle", log.Fields{"classifier": classifierInfo, "action": actionInfo, "flow": flow}) |
| 253 | } |
| 254 | } |
| 255 | } |
| 256 | |
| 257 | // This function allocates tconts and GEM ports for an ONU, currently one TCONT is supported per ONU |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 258 | func (f *OpenOltFlowMgr) createTcontGemports(intfID uint32, onuID uint32, uniID uint32, uni string, uniPort uint32, tableID uint32) ([]uint32, []uint32) { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 259 | var allocID []uint32 |
| 260 | var gemPortIDs []uint32 |
| 261 | //If we already have allocated earlier for this onu, render them |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 262 | if tcontID := f.resourceMgr.GetCurrentAllocIDForOnu(intfID, onuID, uniID); tcontID != 0 { |
| 263 | allocID = append(allocID, tcontID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 264 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 265 | gemPortIDs = f.resourceMgr.GetCurrentGEMPortIDsForOnu(intfID, onuID, uniID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 266 | if len(allocID) != 0 && len(gemPortIDs) != 0 { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 267 | log.Debug("Rendered Tcont and GEM ports from resource manager", log.Fields{"intfId": intfID, "onuId": onuID, "uniPort": uniID, |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 268 | "allocID": allocID, "gemPortIDs": gemPortIDs}) |
| 269 | return allocID, gemPortIDs |
| 270 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 271 | log.Debug("Creating New TConts and Gem ports", log.Fields{"pon": intfID, "onu": onuID, "uni": uniID}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 272 | |
| 273 | //FIXME: If table id is <= 63 using 64 as table id |
| 274 | if tableID < tp.DEFAULT_TECH_PROFILE_TABLE_ID { |
| 275 | tableID = tp.DEFAULT_TECH_PROFILE_TABLE_ID |
| 276 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 277 | tpPath := f.getTPpath(intfID, uni) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 278 | // Check tech profile instance already exists for derived port name |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 279 | techProfileInstance, err := f.techprofile[intfID].GetTPInstanceFromKVStore(tableID, tpPath) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 280 | if err != nil { // This should not happen, something wrong in KV backend transaction |
| 281 | log.Errorw("Error in fetching tech profile instance from KV store", log.Fields{"tableID": tableID, "path": tpPath}) |
| 282 | return nil, nil |
| 283 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 284 | if techProfileInstance == nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 285 | log.Info("Creating tech profile instance", log.Fields{"path": tpPath}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 286 | techProfileInstance = f.techprofile[intfID].CreateTechProfInstance(tableID, uni, intfID) |
| 287 | if techProfileInstance == nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 288 | log.Error("Tech-profile-instance-creation-failed") |
| 289 | return nil, nil |
| 290 | } |
| 291 | } else { |
| 292 | log.Debugw("Tech-profile-instance-already-exist-for-given port-name", log.Fields{"uni": uni}) |
| 293 | } |
| 294 | // Get upstream and downstream scheduler protos |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 295 | usScheduler := f.techprofile[intfID].GetUsScheduler(techProfileInstance) |
| 296 | dsScheduler := f.techprofile[intfID].GetDsScheduler(techProfileInstance) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 297 | // Get TCONTS protos |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 298 | tconts := f.techprofile[intfID].GetTconts(techProfileInstance, usScheduler, dsScheduler) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 299 | if len(tconts) == 0 { |
| 300 | log.Error("TCONTS not found ") |
| 301 | return nil, nil |
| 302 | } |
| 303 | log.Debugw("Sending Create tcont to device", |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 304 | log.Fields{"onu": onuID, "uni": uniID, "portNo": "", "tconts": tconts}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 305 | if _, err := f.deviceHandler.Client.CreateTconts(context.Background(), |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 306 | &openoltpb2.Tconts{IntfId: intfID, |
| 307 | OnuId: onuID, |
| 308 | UniId: uniID, |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 309 | PortNo: uniPort, |
| 310 | Tconts: tconts}); err != nil { |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 311 | log.Errorw("Error while creating TCONT in device", log.Fields{"error": err}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 312 | return nil, nil |
| 313 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 314 | allocID = append(allocID, techProfileInstance.UsScheduler.AllocID) |
| 315 | for _, gem := range techProfileInstance.UpstreamGemPortAttributeList { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 316 | gemPortIDs = append(gemPortIDs, gem.GemportID) |
| 317 | } |
| 318 | log.Debugw("Allocated Tcont and GEM ports", log.Fields{"allocID": allocID, "gemports": gemPortIDs}) |
| 319 | // Send Tconts and GEM ports to KV store |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 320 | f.storeTcontsGEMPortsIntoKVStore(intfID, onuID, uniID, allocID, gemPortIDs) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 321 | return allocID, gemPortIDs |
| 322 | } |
| 323 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 324 | func (f *OpenOltFlowMgr) storeTcontsGEMPortsIntoKVStore(intfID uint32, onuID uint32, uniID uint32, allocID []uint32, gemPortIDs []uint32) { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 325 | |
| 326 | log.Debugw("Storing allocated Tconts and GEM ports into KV store", |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 327 | log.Fields{"intfId": intfID, "onuId": onuID, "uniId": uniID, "allocID": allocID, "gemPortIDs": gemPortIDs}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 328 | /* Update the allocated alloc_id and gem_port_id for the ONU/UNI to KV store */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 329 | if err := f.resourceMgr.UpdateAllocIdsForOnu(intfID, onuID, uniID, allocID); err != nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 330 | log.Error("Errow while uploading allocID to KV store") |
| 331 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 332 | if err := f.resourceMgr.UpdateGEMPortIDsForOnu(intfID, onuID, uniID, gemPortIDs); err != nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 333 | log.Error("Errow while uploading GEMports to KV store") |
| 334 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 335 | if err := f.resourceMgr.UpdateGEMportsPonportToOnuMapOnKVStore(gemPortIDs, intfID, onuID, uniID); err != nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 336 | log.Error("Errow while uploading gemtopon map to KV store") |
| 337 | } |
| 338 | log.Debug("Stored tconts and GEM into KV store successfully") |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 339 | for _, gemPort := range gemPortIDs { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 340 | f.addGemPortToOnuInfoMap(intfID, onuID, gemPort) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 341 | } |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 342 | } |
| 343 | |
| 344 | func (f *OpenOltFlowMgr) populateTechProfilePerPonPort() error { |
| 345 | for _, techRange := range f.resourceMgr.DevInfo.Ranges { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 346 | for intfID := range techRange.IntfIds { |
| 347 | f.techprofile = append(f.techprofile, f.resourceMgr.ResourceMgrs[uint32(intfID)].TechProfileMgr) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 348 | } |
| 349 | } |
| 350 | //Make sure we have as many tech_profiles as there are pon ports on the device |
| 351 | if len(f.techprofile) != int(f.resourceMgr.DevInfo.GetPonPorts()) { |
| 352 | log.Errorw("Error while populating techprofile", |
| 353 | log.Fields{"numofTech": len(f.techprofile), "numPonPorts": f.resourceMgr.DevInfo.GetPonPorts()}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 354 | return errors.New("error while populating techprofile mgrs") |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 355 | } |
| 356 | log.Infow("Populated techprofile per ponport successfully", |
| 357 | log.Fields{"numofTech": len(f.techprofile), "numPonPorts": f.resourceMgr.DevInfo.GetPonPorts()}) |
| 358 | return nil |
| 359 | } |
| 360 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 361 | func (f *OpenOltFlowMgr) addUpstreamDataFlow(intfID uint32, onuID uint32, uniID uint32, |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 362 | portNo uint32, uplinkClassifier map[string]interface{}, |
| 363 | uplinkAction map[string]interface{}, logicalFlow *ofp.OfpFlowStats, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 364 | allocID uint32, gemportID uint32) { |
| 365 | uplinkClassifier[PacketTagType] = SingleTag |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 366 | log.Debugw("Adding upstream data flow", log.Fields{"uplinkClassifier": uplinkClassifier, "uplinkAction": uplinkAction}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 367 | f.addHSIAFlow(intfID, onuID, uniID, portNo, uplinkClassifier, uplinkAction, |
| 368 | UPSTREAM, logicalFlow, allocID, gemportID) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 369 | /* TODO: Install Secondary EAP on the subscriber vlan */ |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 370 | } |
| 371 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 372 | func (f *OpenOltFlowMgr) addDownstreamDataFlow(intfID uint32, onuID uint32, uniID uint32, |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 373 | portNo uint32, downlinkClassifier map[string]interface{}, |
| 374 | downlinkAction map[string]interface{}, logicalFlow *ofp.OfpFlowStats, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 375 | allocID uint32, gemportID uint32) { |
| 376 | downlinkClassifier[PacketTagType] = DoubleTag |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 377 | log.Debugw("Adding downstream data flow", log.Fields{"downlinkClassifier": downlinkClassifier, |
| 378 | "downlinkAction": downlinkAction}) |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 379 | // Ignore private VLAN flow given by decomposer, cannot do anything with this flow |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 380 | if uint32(downlinkClassifier[METADATA].(uint64)) == MkUniPortNum(intfID, onuID, uniID) && |
| 381 | downlinkClassifier[VlanVid] == (uint32(ofp.OfpVlanId_OFPVID_PRESENT)|4000) { |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 382 | log.Infow("EAPOL DL flow , Already added ,ignoring it", log.Fields{"downlinkClassifier": downlinkClassifier, |
| 383 | "downlinkAction": downlinkAction}) |
| 384 | return |
| 385 | } |
| 386 | /* Already this info available classifier? */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 387 | downlinkAction[PopVlan] = true |
| 388 | downlinkAction[VlanVid] = downlinkClassifier[VlanVid] |
| 389 | f.addHSIAFlow(intfID, onuID, uniID, portNo, downlinkClassifier, downlinkAction, |
| 390 | DOWNSTREAM, logicalFlow, allocID, gemportID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 391 | } |
| 392 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 393 | func (f *OpenOltFlowMgr) addHSIAFlow(intfID uint32, onuID uint32, uniID uint32, portNo uint32, classifier map[string]interface{}, |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 394 | action map[string]interface{}, direction string, logicalFlow *ofp.OfpFlowStats, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 395 | allocID uint32, gemPortID uint32) { |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 396 | /* One of the OLT platform (Broadcom BAL) requires that symmetric |
| 397 | flows require the same flow_id to be used across UL and DL. |
| 398 | Since HSIA flow is the only symmetric flow currently, we need to |
| 399 | re-use the flow_id across both direction. The 'flow_category' |
| 400 | takes priority over flow_cookie to find any available HSIA_FLOW |
| 401 | id for the ONU. |
| 402 | */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 403 | log.Debugw("Adding HSIA flow", log.Fields{"intfId": intfID, "onuId": onuID, "uniId": uniID, "classifier": classifier, |
| 404 | "action": action, "direction": direction, "allocId": allocID, "gemPortId": gemPortID, |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 405 | "logicalFlow": *logicalFlow}) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 406 | flowCategory := "HSIA" |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 407 | flowStoreCookie := getFlowStoreCookie(classifier, gemPortID) |
| 408 | flowID, err := f.resourceMgr.GetFlowID(intfID, onuID, uniID, flowStoreCookie, flowCategory) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 409 | if err != nil { |
| 410 | log.Errorw("Flow id unavailable for HSIA flow", log.Fields{"direction": direction}) |
| 411 | return |
| 412 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 413 | var classifierProto *openoltpb2.Classifier |
| 414 | var actionProto *openoltpb2.Action |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 415 | if classifierProto = makeOpenOltClassifierField(classifier); classifierProto == nil { |
| 416 | log.Error("Error in making classifier protobuf for hsia flow") |
| 417 | return |
| 418 | } |
| 419 | log.Debugw("Created classifier proto", log.Fields{"classifier": *classifierProto}) |
| 420 | if actionProto = makeOpenOltActionField(action); actionProto == nil { |
| 421 | log.Errorw("Error in making action protobuf for hsia flow", log.Fields{"direction": direction}) |
| 422 | return |
| 423 | } |
| 424 | log.Debugw("Created action proto", log.Fields{"action": *actionProto}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 425 | networkIntfID := f.deviceHandler.nniIntfID |
| 426 | flow := openoltpb2.Flow{AccessIntfId: int32(intfID), |
| 427 | OnuId: int32(onuID), |
| 428 | UniId: int32(uniID), |
| 429 | FlowId: flowID, |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 430 | FlowType: direction, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 431 | AllocId: int32(allocID), |
| 432 | NetworkIntfId: int32(networkIntfID), |
| 433 | GemportId: int32(gemPortID), |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 434 | Classifier: classifierProto, |
| 435 | Action: actionProto, |
| 436 | Priority: int32(logicalFlow.Priority), |
| 437 | Cookie: logicalFlow.Cookie, |
| 438 | PortNo: portNo} |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 439 | if ok := f.addFlowToDevice(logicalFlow, &flow); ok { |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 440 | log.Debug("HSIA flow added to device successfully", log.Fields{"direction": direction}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 441 | flowsToKVStore := f.getUpdatedFlowInfo(&flow, flowStoreCookie, "HSIA", flowID) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 442 | if err := f.updateFlowInfoToKVStore(flow.AccessIntfId, |
| 443 | flow.OnuId, |
| 444 | flow.UniId, |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 445 | flow.FlowId /*flowCategory,*/, flowsToKVStore); err != nil { |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 446 | log.Errorw("Error uploading HSIA flow into KV store", log.Fields{"flow": flow, "direction": direction, "error": err}) |
| 447 | return |
| 448 | } |
| 449 | } |
| 450 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 451 | func (f *OpenOltFlowMgr) addDHCPTrapFlow(intfID uint32, onuID uint32, uniID uint32, portNo uint32, classifier map[string]interface{}, action map[string]interface{}, logicalFlow *ofp.OfpFlowStats, allocID uint32, gemPortID uint32) { |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 452 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 453 | var dhcpFlow openoltpb2.Flow |
| 454 | var actionProto *openoltpb2.Action |
| 455 | var classifierProto *openoltpb2.Classifier |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 456 | |
| 457 | // Clear the action map |
| 458 | for k := range action { |
| 459 | delete(action, k) |
| 460 | } |
| 461 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 462 | action[TrapToHost] = true |
| 463 | classifier[UDPSrc] = uint32(68) |
| 464 | classifier[UDPDst] = uint32(67) |
| 465 | classifier[PacketTagType] = SingleTag |
| 466 | delete(classifier, VlanVid) |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 467 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 468 | flowStoreCookie := getFlowStoreCookie(classifier, gemPortID) |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 469 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 470 | flowID, err := f.resourceMgr.GetFlowID(intfID, onuID, uniID, flowStoreCookie, "") |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 471 | |
| 472 | if err != nil { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 473 | log.Errorw("flowId unavailable for UL EAPOL", log.Fields{"intfId": intfID, "onuId": onuID, "flowStoreCookie": flowStoreCookie}) |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 474 | return |
| 475 | } |
| 476 | |
| 477 | log.Debugw("Creating UL DHCP flow", log.Fields{"ul_classifier": classifier, "ul_action": action, "uplinkFlowId": flowID}) |
| 478 | |
| 479 | if classifierProto = makeOpenOltClassifierField(classifier); classifierProto == nil { |
| 480 | log.Error("Error in making classifier protobuf for ul flow") |
| 481 | return |
| 482 | } |
| 483 | log.Debugw("Created classifier proto", log.Fields{"classifier": *classifierProto}) |
| 484 | if actionProto = makeOpenOltActionField(action); actionProto == nil { |
| 485 | log.Error("Error in making action protobuf for ul flow") |
| 486 | return |
| 487 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 488 | networkIntfID := f.deviceHandler.nniIntfID |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 489 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 490 | dhcpFlow = openoltpb2.Flow{AccessIntfId: int32(intfID), |
| 491 | OnuId: int32(onuID), |
| 492 | UniId: int32(uniID), |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 493 | FlowId: flowID, |
| 494 | FlowType: UPSTREAM, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 495 | AllocId: int32(allocID), |
| 496 | NetworkIntfId: int32(networkIntfID), |
| 497 | GemportId: int32(gemPortID), |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 498 | Classifier: classifierProto, |
| 499 | Action: actionProto, |
| 500 | Priority: int32(logicalFlow.Priority), |
| 501 | Cookie: logicalFlow.Cookie, |
| 502 | PortNo: portNo} |
| 503 | |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 504 | if ok := f.addFlowToDevice(logicalFlow, &dhcpFlow); ok { |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 505 | log.Debug("DHCP UL flow added to device successfully") |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 506 | flowsToKVStore := f.getUpdatedFlowInfo(&dhcpFlow, flowStoreCookie, "DHCP", flowID) |
Manjunath Vanarajulu | adc57d1 | 2019-04-23 11:07:21 +0530 | [diff] [blame] | 507 | if err := f.updateFlowInfoToKVStore(dhcpFlow.AccessIntfId, |
| 508 | dhcpFlow.OnuId, |
| 509 | dhcpFlow.UniId, |
| 510 | dhcpFlow.FlowId, flowsToKVStore); err != nil { |
| 511 | log.Errorw("Error uploading DHCP UL flow into KV store", log.Fields{"flow": dhcpFlow, "error": err}) |
| 512 | return |
| 513 | } |
| 514 | } |
| 515 | |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 516 | return |
| 517 | } |
| 518 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 519 | // Add EAPOL flow to device with mac, vlanId as classifier for upstream and downstream |
| 520 | func (f *OpenOltFlowMgr) addEAPOLFlow(intfID uint32, onuID uint32, uniID uint32, portNo uint32, logicalFlow *ofp.OfpFlowStats, allocID uint32, gemPortID uint32, vlanID uint32) { |
| 521 | log.Debugw("Adding EAPOL to device", log.Fields{"intfId": intfID, "onuId": onuID, "portNo": portNo, "allocId": allocID, "gemPortId": gemPortID, "vlanId": vlanID, "flow": logicalFlow}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 522 | |
| 523 | uplinkClassifier := make(map[string]interface{}) |
| 524 | uplinkAction := make(map[string]interface{}) |
| 525 | downlinkClassifier := make(map[string]interface{}) |
| 526 | downlinkAction := make(map[string]interface{}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 527 | var upstreamFlow openoltpb2.Flow |
| 528 | var downstreamFlow openoltpb2.Flow |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 529 | |
| 530 | // Fill Classfier |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 531 | uplinkClassifier[EthType] = uint32(EapEthType) |
| 532 | uplinkClassifier[PacketTagType] = SingleTag |
| 533 | uplinkClassifier[VlanVid] = vlanID |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 534 | // Fill action |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 535 | uplinkAction[TrapToHost] = true |
| 536 | flowStoreCookie := getFlowStoreCookie(uplinkClassifier, gemPortID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 537 | //Add Uplink EAPOL Flow |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 538 | uplinkFlowID, err := f.resourceMgr.GetFlowID(intfID, onuID, uniID, flowStoreCookie, "") |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 539 | if err != nil { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 540 | log.Errorw("flowId unavailable for UL EAPOL", log.Fields{"intfId": intfID, "onuId": onuID, "flowStoreCookie": flowStoreCookie}) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 541 | return |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 542 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 543 | var classifierProto *openoltpb2.Classifier |
| 544 | var actionProto *openoltpb2.Action |
| 545 | log.Debugw("Creating UL EAPOL flow", log.Fields{"ul_classifier": uplinkClassifier, "ul_action": uplinkAction, "uplinkFlowId": uplinkFlowID}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 546 | |
| 547 | if classifierProto = makeOpenOltClassifierField(uplinkClassifier); classifierProto == nil { |
| 548 | log.Error("Error in making classifier protobuf for ul flow") |
| 549 | return |
| 550 | } |
| 551 | log.Debugw("Created classifier proto", log.Fields{"classifier": *classifierProto}) |
| 552 | if actionProto = makeOpenOltActionField(uplinkAction); actionProto == nil { |
| 553 | log.Error("Error in making action protobuf for ul flow") |
| 554 | return |
| 555 | } |
| 556 | log.Debugw("Created action proto", log.Fields{"action": *actionProto}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 557 | networkIntfID := f.deviceHandler.nniIntfID |
| 558 | upstreamFlow = openoltpb2.Flow{AccessIntfId: int32(intfID), |
| 559 | OnuId: int32(onuID), |
| 560 | UniId: int32(uniID), |
| 561 | FlowId: uplinkFlowID, |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 562 | FlowType: UPSTREAM, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 563 | AllocId: int32(allocID), |
| 564 | NetworkIntfId: int32(networkIntfID), |
| 565 | GemportId: int32(gemPortID), |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 566 | Classifier: classifierProto, |
| 567 | Action: actionProto, |
| 568 | Priority: int32(logicalFlow.Priority), |
| 569 | Cookie: logicalFlow.Cookie, |
| 570 | PortNo: portNo} |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 571 | if ok := f.addFlowToDevice(logicalFlow, &upstreamFlow); ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 572 | log.Debug("EAPOL UL flow added to device successfully") |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 573 | flowCategory := "EAPOL" |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 574 | flowsToKVStore := f.getUpdatedFlowInfo(&upstreamFlow, flowStoreCookie, flowCategory, uplinkFlowID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 575 | if err := f.updateFlowInfoToKVStore(upstreamFlow.AccessIntfId, |
| 576 | upstreamFlow.OnuId, |
| 577 | upstreamFlow.UniId, |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 578 | upstreamFlow.FlowId, |
| 579 | /* lowCategory, */ |
| 580 | flowsToKVStore); err != nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 581 | log.Errorw("Error uploading EAPOL UL flow into KV store", log.Fields{"flow": upstreamFlow, "error": err}) |
| 582 | return |
| 583 | } |
| 584 | } |
| 585 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 586 | if vlanID == DefaultMgmtVlan { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 587 | /* Add Downstream EAPOL Flow, Only for first EAP flow (BAL |
| 588 | # requirement) |
| 589 | # On one of the platforms (Broadcom BAL), when same DL classifier |
| 590 | # vlan was used across multiple ONUs, eapol flow re-adds after |
| 591 | # flow delete (cases of onu reboot/disable) fails. |
| 592 | # In order to generate unique vlan, a combination of intf_id |
| 593 | # onu_id and uniId is used. |
| 594 | # uniId defaults to 0, so add 1 to it. |
| 595 | */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 596 | log.Debugw("Creating DL EAPOL flow with default vlan", log.Fields{"vlan": vlanID}) |
| 597 | specialVlanDlFlow := 4090 - intfID*onuID*(uniID+1) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 598 | // Assert that we do not generate invalid vlans under no condition |
| 599 | if specialVlanDlFlow <= 2 { |
| 600 | log.Fatalw("invalid-vlan-generated", log.Fields{"vlan": specialVlanDlFlow}) |
| 601 | return |
| 602 | } |
| 603 | log.Debugw("specialVlanEAPOLDlFlow:", log.Fields{"dl_vlan": specialVlanDlFlow}) |
| 604 | // Fill Classfier |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 605 | downlinkClassifier[PacketTagType] = SingleTag |
| 606 | downlinkClassifier[VlanVid] = uint32(specialVlanDlFlow) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 607 | // Fill action |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 608 | downlinkAction[PushVlan] = true |
| 609 | downlinkAction[VlanVid] = vlanID |
| 610 | flowStoreCookie := getFlowStoreCookie(downlinkClassifier, gemPortID) |
| 611 | downlinkFlowID, err := f.resourceMgr.GetFlowID(intfID, onuID, uniID, flowStoreCookie, "") |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 612 | if err != nil { |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 613 | log.Errorw("flowId unavailable for DL EAPOL", |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 614 | log.Fields{"intfId": intfID, "onuId": onuID, "flowStoreCookie": flowStoreCookie}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 615 | return |
| 616 | } |
| 617 | log.Debugw("Creating DL EAPOL flow", |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 618 | log.Fields{"dl_classifier": downlinkClassifier, "dl_action": downlinkAction, "downlinkFlowId": downlinkFlowID}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 619 | if classifierProto = makeOpenOltClassifierField(downlinkClassifier); classifierProto == nil { |
| 620 | log.Error("Error in making classifier protobuf for downlink flow") |
| 621 | return |
| 622 | } |
| 623 | if actionProto = makeOpenOltActionField(downlinkAction); actionProto == nil { |
| 624 | log.Error("Error in making action protobuf for dl flow") |
| 625 | return |
| 626 | } |
| 627 | // Downstream flow in grpc protobuf |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 628 | downstreamFlow = openoltpb2.Flow{AccessIntfId: int32(intfID), |
| 629 | OnuId: int32(onuID), |
| 630 | UniId: int32(uniID), |
| 631 | FlowId: downlinkFlowID, |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 632 | FlowType: DOWNSTREAM, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 633 | AllocId: int32(allocID), |
| 634 | NetworkIntfId: int32(networkIntfID), |
| 635 | GemportId: int32(gemPortID), |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 636 | Classifier: classifierProto, |
| 637 | Action: actionProto, |
| 638 | Priority: int32(logicalFlow.Priority), |
| 639 | Cookie: logicalFlow.Cookie, |
| 640 | PortNo: portNo} |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 641 | if ok := f.addFlowToDevice(logicalFlow, &downstreamFlow); ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 642 | log.Debug("EAPOL DL flow added to device successfully") |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 643 | flowCategory := "" |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 644 | flowsToKVStore := f.getUpdatedFlowInfo(&downstreamFlow, flowStoreCookie, flowCategory, downlinkFlowID) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 645 | if err := f.updateFlowInfoToKVStore(downstreamFlow.AccessIntfId, |
| 646 | downstreamFlow.OnuId, |
| 647 | downstreamFlow.UniId, |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 648 | downstreamFlow.FlowId, |
| 649 | /* flowCategory, */ |
| 650 | flowsToKVStore); err != nil { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 651 | log.Errorw("Error uploading EAPOL DL flow into KV store", log.Fields{"flow": upstreamFlow, "error": err}) |
| 652 | return |
| 653 | } |
| 654 | } |
| 655 | } else { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 656 | log.Infow("EAPOL flow with non-default mgmt vlan is not supported", log.Fields{"vlanId": vlanID}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 657 | return |
| 658 | } |
| 659 | log.Debugw("Added EAPOL flows to device successfully", log.Fields{"flow": logicalFlow}) |
| 660 | } |
| 661 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 662 | func makeOpenOltClassifierField(classifierInfo map[string]interface{}) *openoltpb2.Classifier { |
| 663 | var classifier openoltpb2.Classifier |
| 664 | if etherType, ok := classifierInfo[EthType]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 665 | classifier.EthType = etherType.(uint32) |
| 666 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 667 | if ipProto, ok := classifierInfo[IPProto]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 668 | classifier.IpProto = ipProto.(uint32) |
| 669 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 670 | if vlanID, ok := classifierInfo[VlanVid]; ok { |
| 671 | classifier.OVid = (vlanID.(uint32)) & 0xFFF |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 672 | } |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 673 | if metadata, ok := classifierInfo[METADATA]; ok { // TODO: Revisit |
| 674 | classifier.IVid = uint32(metadata.(uint64)) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 675 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 676 | if vlanPcp, ok := classifierInfo[VlanPcp]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 677 | classifier.OPbits = vlanPcp.(uint32) |
| 678 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 679 | if udpSrc, ok := classifierInfo[UDPSrc]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 680 | classifier.SrcPort = udpSrc.(uint32) |
| 681 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 682 | if udpDst, ok := classifierInfo[UDPDst]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 683 | classifier.DstPort = udpDst.(uint32) |
| 684 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 685 | if ipv4Dst, ok := classifierInfo[Ipv4Dst]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 686 | classifier.DstIp = ipv4Dst.(uint32) |
| 687 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 688 | if ipv4Src, ok := classifierInfo[Ipv4Src]; ok { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 689 | classifier.SrcIp = ipv4Src.(uint32) |
| 690 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 691 | if pktTagType, ok := classifierInfo[PacketTagType]; ok { |
| 692 | if pktTagType.(string) == SingleTag { |
| 693 | classifier.PktTagType = SingleTag |
| 694 | } else if pktTagType.(string) == DoubleTag { |
| 695 | classifier.PktTagType = DoubleTag |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 696 | } else if pktTagType.(string) == UNTAGGED { |
| 697 | classifier.PktTagType = UNTAGGED |
| 698 | } else { |
| 699 | log.Error("Invalid tag type in classifier") // should not hit |
| 700 | return nil |
| 701 | } |
| 702 | } |
| 703 | return &classifier |
| 704 | } |
| 705 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 706 | func makeOpenOltActionField(actionInfo map[string]interface{}) *openoltpb2.Action { |
| 707 | var actionCmd openoltpb2.ActionCmd |
| 708 | var action openoltpb2.Action |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 709 | action.Cmd = &actionCmd |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 710 | if _, ok := actionInfo[PopVlan]; ok { |
| 711 | action.OVid = actionInfo[VlanVid].(uint32) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 712 | action.Cmd.RemoveOuterTag = true |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 713 | } else if _, ok := actionInfo[PushVlan]; ok { |
| 714 | action.OVid = actionInfo[VlanVid].(uint32) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 715 | action.Cmd.AddOuterTag = true |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 716 | } else if _, ok := actionInfo[TrapToHost]; ok { |
| 717 | action.Cmd.TrapToHost = actionInfo[TrapToHost].(bool) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 718 | } else { |
| 719 | log.Errorw("Invalid-action-field", log.Fields{"action": actionInfo}) |
| 720 | return nil |
| 721 | } |
| 722 | return &action |
| 723 | } |
| 724 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 725 | func (f *OpenOltFlowMgr) getTPpath(intfID uint32, uni string) string { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 726 | /* |
| 727 | FIXME |
| 728 | Should get Table id form the flow, as of now hardcoded to DEFAULT_TECH_PROFILE_TABLE_ID (64) |
| 729 | 'tp_path' contains the suffix part of the tech_profile_instance path. The prefix to the 'tp_path' should be set to |
| 730 | TechProfile.KV_STORE_TECH_PROFILE_PATH_PREFIX by the ONU adapter. |
| 731 | */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 732 | return f.techprofile[intfID].GetTechProfileInstanceKVPath(tp.DEFAULT_TECH_PROFILE_TABLE_ID, uni) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 733 | } |
| 734 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 735 | func getFlowStoreCookie(classifier map[string]interface{}, gemPortID uint32) uint64 { |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 736 | if len(classifier) == 0 { // should never happen |
| 737 | log.Error("Invalid classfier object") |
| 738 | return 0 |
| 739 | } |
| 740 | var jsonData []byte |
| 741 | var flowString string |
| 742 | var err error |
| 743 | // TODO: Do we need to marshall ?? |
| 744 | if jsonData, err = json.Marshal(classifier); err != nil { |
| 745 | log.Error("Failed to encode classifier") |
| 746 | return 0 |
| 747 | } |
| 748 | flowString = string(jsonData) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 749 | if gemPortID != 0 { |
| 750 | flowString = fmt.Sprintf("%s%s", string(jsonData), string(gemPortID)) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 751 | } |
| 752 | h := md5.New() |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 753 | _, _ = h.Write([]byte(flowString)) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 754 | hash := big.NewInt(0) |
| 755 | hash.SetBytes(h.Sum(nil)) |
| 756 | return hash.Uint64() |
| 757 | } |
| 758 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 759 | func (f *OpenOltFlowMgr) getUpdatedFlowInfo(flow *openoltpb2.Flow, flowStoreCookie uint64, flowCategory string, deviceFlowID uint32) *[]rsrcMgr.FlowInfo { |
| 760 | var flows = []rsrcMgr.FlowInfo{{Flow: flow, FlowCategory: flowCategory, FlowStoreCookie: flowStoreCookie}} |
| 761 | var intfID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 762 | /* For flows which trap out of the NNI, the AccessIntfId is invalid |
| 763 | (set to -1). In such cases, we need to refer to the NetworkIntfId . |
| 764 | */ |
| 765 | if flow.AccessIntfId != -1 { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 766 | intfID = uint32(flow.AccessIntfId) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 767 | } else { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 768 | intfID = uint32(flow.NetworkIntfId) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 769 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 770 | // Get existing flows matching flowid for given subscriber from KV store |
| 771 | existingFlows := f.resourceMgr.GetFlowIDInfo(intfID, uint32(flow.OnuId), uint32(flow.UniId), flow.FlowId) |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 772 | if existingFlows != nil { |
| 773 | log.Debugw("Flow exists for given flowID, appending it to current flow", log.Fields{"flowID": flow.FlowId}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 774 | //for _, f := range *existingFlows { |
| 775 | // flows = append(flows, f) |
| 776 | //} |
| 777 | flows = append(flows, *existingFlows...) |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 778 | } |
| 779 | log.Debugw("Updated flows for given flowID and onuid", log.Fields{"updatedflow": flows, "flowid": flow.FlowId, "onu": flow.OnuId}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 780 | return &flows |
| 781 | } |
| 782 | |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 783 | //func (f *OpenOltFlowMgr) getUpdatedFlowInfo(flow *openolt_pb2.Flow, flowStoreCookie uint64, flowCategory string) *[]rsrcMgr.FlowInfo { |
| 784 | // var flows []rsrcMgr.FlowInfo = []rsrcMgr.FlowInfo{rsrcMgr.FlowInfo{Flow: flow, FlowCategory: flowCategory, FlowStoreCookie: flowStoreCookie}} |
| 785 | // var intfId uint32 |
| 786 | // /* For flows which trap out of the NNI, the AccessIntfId is invalid |
| 787 | // (set to -1). In such cases, we need to refer to the NetworkIntfId . |
| 788 | // */ |
| 789 | // if flow.AccessIntfId != -1 { |
| 790 | // intfId = uint32(flow.AccessIntfId) |
| 791 | // } else { |
| 792 | // intfId = uint32(flow.NetworkIntfId) |
| 793 | // } |
| 794 | // // Get existing flows matching flowid for given subscriber from KV store |
| 795 | // existingFlows := f.resourceMgr.GetFlowIDInfo(intfId, uint32(flow.OnuId), uint32(flow.UniId), flow.FlowId) |
| 796 | // if existingFlows != nil { |
| 797 | // log.Debugw("Flow exists for given flowID, appending it to current flow", log.Fields{"flowID": flow.FlowId}) |
| 798 | // for _, f := range *existingFlows { |
| 799 | // flows = append(flows, f) |
| 800 | // } |
| 801 | // } |
| 802 | // log.Debugw("Updated flows for given flowID and onuid", log.Fields{"updatedflow": flows, "flowid": flow.FlowId, "onu": flow.OnuId}) |
| 803 | // return &flows |
| 804 | //} |
| 805 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 806 | func (f *OpenOltFlowMgr) updateFlowInfoToKVStore(intfID int32, onuID int32, uniID int32, flowID uint32, flows *[]rsrcMgr.FlowInfo) error { |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 807 | log.Debugw("Storing flow(s) into KV store", log.Fields{"flows": *flows}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 808 | if err := f.resourceMgr.UpdateFlowIDInfo(intfID, onuID, uniID, flowID, flows); err != nil { |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 809 | log.Debug("Error while Storing flow into KV store") |
| 810 | return err |
| 811 | } |
| 812 | log.Info("Stored flow(s) into KV store successfully!") |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 813 | return nil |
| 814 | } |
| 815 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 816 | func (f *OpenOltFlowMgr) addFlowToDevice(logicalFlow *ofp.OfpFlowStats, deviceFlow *openoltpb2.Flow) bool { |
Daniele Rossi | 22db98e | 2019-07-11 11:50:00 +0000 | [diff] [blame^] | 817 | |
| 818 | var intfID uint32 |
| 819 | /* For flows which trap out of the NNI, the AccessIntfId is invalid |
| 820 | (set to -1). In such cases, we need to refer to the NetworkIntfId . |
| 821 | */ |
| 822 | if deviceFlow.AccessIntfId != -1 { |
| 823 | intfID = uint32(deviceFlow.AccessIntfId) |
| 824 | } else { |
| 825 | intfID = uint32(deviceFlow.NetworkIntfId) |
| 826 | } |
| 827 | |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 828 | log.Debugw("Sending flow to device via grpc", log.Fields{"flow": *deviceFlow}) |
| 829 | _, err := f.deviceHandler.Client.FlowAdd(context.Background(), deviceFlow) |
Daniele Rossi | 22db98e | 2019-07-11 11:50:00 +0000 | [diff] [blame^] | 830 | |
| 831 | st, _ := status.FromError(err) |
| 832 | if st.Code() == codes.AlreadyExists { |
| 833 | log.Debug("Flow already exixts", log.Fields{"err": err, "deviceFlow": deviceFlow}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 834 | return false |
| 835 | } |
Daniele Rossi | 22db98e | 2019-07-11 11:50:00 +0000 | [diff] [blame^] | 836 | |
| 837 | if err != nil { |
| 838 | log.Errorw("Failed to Add flow to device", log.Fields{"err": err, "deviceFlow": deviceFlow}) |
| 839 | f.resourceMgr.FreeFlowID(intfID, uint32(deviceFlow.OnuId), uint32(deviceFlow.UniId), deviceFlow.FlowId) |
| 840 | return false |
| 841 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 842 | log.Debugw("Flow added to device successfully ", log.Fields{"flow": *deviceFlow}) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 843 | f.registerFlow(logicalFlow, deviceFlow) |
| 844 | return true |
| 845 | } |
| 846 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 847 | func (f *OpenOltFlowMgr) removeFlowFromDevice(deviceFlow *openoltpb2.Flow) bool { |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 848 | log.Debugw("Sending flow to device via grpc", log.Fields{"flow": *deviceFlow}) |
| 849 | _, err := f.deviceHandler.Client.FlowRemove(context.Background(), deviceFlow) |
| 850 | if err != nil { |
| 851 | log.Errorw("Failed to Remove flow from device", log.Fields{"err": err, "deviceFlow": deviceFlow}) |
| 852 | return false |
| 853 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 854 | log.Debugw("Flow removed from device successfully ", log.Fields{"flow": *deviceFlow}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 855 | return true |
| 856 | } |
| 857 | |
| 858 | /*func register_flow(deviceFlow *openolt_pb2.Flow, logicalFlow *ofp.OfpFlowStats){ |
| 859 | //update core flows_proxy : flows_proxy.update('/', flows) |
| 860 | } |
| 861 | |
| 862 | func generateStoredId(flowId uint32, direction string)uint32{ |
| 863 | |
| 864 | if direction == UPSTREAM{ |
| 865 | log.Debug("Upstream flow shifting flowid") |
| 866 | return ((0x1 << 15) | flowId) |
| 867 | }else if direction == DOWNSTREAM{ |
| 868 | log.Debug("Downstream flow not shifting flowid") |
| 869 | return flowId |
| 870 | }else{ |
| 871 | log.Errorw("Unrecognized direction",log.Fields{"direction": direction}) |
| 872 | return flowId |
| 873 | } |
| 874 | } |
| 875 | |
| 876 | */ |
| 877 | |
| 878 | func addLLDPFlow(flow *ofp.OfpFlowStats, portNo uint32) { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 879 | log.Info("unimplemented flow : %v, portNo : %v ", flow, portNo) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 880 | } |
| 881 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 882 | func getUniPortPath(intfID uint32, onuID uint32, uniID uint32) string { |
| 883 | return fmt.Sprintf("pon-{%d}/onu-{%d}/uni-{%d}", intfID, onuID, uniID) |
| 884 | } |
| 885 | |
| 886 | //getOnuChildDevice to fetch onu |
| 887 | func (f *OpenOltFlowMgr) getOnuChildDevice(intfID uint32, onuID uint32) (*voltha.Device, error) { |
| 888 | log.Debugw("GetChildDevice", log.Fields{"pon port": intfID, "onuId": onuID}) |
| 889 | parentPortNo := IntfIDToPortNo(intfID, voltha.Port_PON_OLT) |
| 890 | onuDevice := f.deviceHandler.GetChildDevice(parentPortNo, onuID) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 891 | if onuDevice == nil { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 892 | log.Errorw("onu not found", log.Fields{"intfId": parentPortNo, "onuId": onuID}) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 893 | return nil, errors.New("onu not found") |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 894 | } |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 895 | log.Debugw("Successfully received child device from core", log.Fields{"child_device": *onuDevice}) |
| 896 | return onuDevice, nil |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 897 | } |
| 898 | |
| 899 | func findNextFlow(flow *ofp.OfpFlowStats) *ofp.OfpFlowStats { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 900 | log.Info("unimplemented flow : %v", flow) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 901 | return nil |
| 902 | } |
| 903 | |
| 904 | func getSubscriberVlan(inPort uint32) uint32 { |
| 905 | /* For EAPOL case we will use default VLAN , so will implement later if required */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 906 | log.Info("unimplemented inport %v", inPort) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 907 | return 0 |
| 908 | } |
| 909 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 910 | func (f *OpenOltFlowMgr) clearFlowsAndSchedulerForLogicalPort(childDevice *voltha.Device, logicalPort *voltha.LogicalPort) { |
| 911 | log.Info("unimplemented device %v, logicalport %v", childDevice, logicalPort) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 912 | } |
| 913 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 914 | func (f *OpenOltFlowMgr) decodeStoredID(id uint64) (uint64, string) { |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 915 | if id>>15 == 0x1 { |
| 916 | return id & 0x7fff, UPSTREAM |
| 917 | } |
| 918 | return id, DOWNSTREAM |
| 919 | } |
| 920 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 921 | func (f *OpenOltFlowMgr) clearFlowFromResourceManager(flow *ofp.OfpFlowStats, flowID uint32, flowDirection string) { |
| 922 | log.Debugw("clearFlowFromResourceManager", log.Fields{"flowID": flowID, "flowDirection": flowDirection, "flow": *flow}) |
| 923 | ponIntf, onuID, uniID, err := FlowExtractInfo(flow, flowDirection) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 924 | if err != nil { |
| 925 | log.Error(err) |
| 926 | return |
| 927 | } |
| 928 | log.Debugw("Extracted access info from flow to be deleted", |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 929 | log.Fields{"ponIntf": ponIntf, "onuID": onuID, "uniID": uniID, "flowID": flowID}) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 930 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 931 | flowsInfo := f.resourceMgr.GetFlowIDInfo(ponIntf, onuID, uniID, flowID) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 932 | if flowsInfo == nil { |
| 933 | log.Debugw("No FlowInfo found found in KV store", |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 934 | log.Fields{"ponIntf": ponIntf, "onuID": onuID, "uniID": uniID, "flowID": flowID}) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 935 | return |
| 936 | } |
| 937 | var updatedFlows []rsrcMgr.FlowInfo |
| 938 | |
| 939 | for _, flow := range *flowsInfo { |
| 940 | updatedFlows = append(updatedFlows, flow) |
| 941 | } |
| 942 | |
| 943 | for i, storedFlow := range updatedFlows { |
| 944 | if flowDirection == storedFlow.Flow.FlowType { |
| 945 | //Remove the Flow from FlowInfo |
| 946 | log.Debugw("Removing flow to be deleted", log.Fields{"flow": storedFlow}) |
| 947 | updatedFlows = append(updatedFlows[:i], updatedFlows[i+1:]...) |
| 948 | break |
| 949 | } |
| 950 | } |
| 951 | |
| 952 | if len(updatedFlows) >= 0 { |
| 953 | // There are still flows referencing the same flow_id. |
| 954 | // So the flow should not be freed yet. |
| 955 | // For ex: Case of HSIA where same flow is shared |
| 956 | // between DS and US. |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 957 | f.updateFlowInfoToKVStore(int32(ponIntf), int32(onuID), int32(uniID), flowID, &updatedFlows) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 958 | return |
| 959 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 960 | log.Debugw("Releasing flow Id to resource manager", log.Fields{"ponIntf": ponIntf, "onuID": onuID, "uniID": uniID, "flowID": flowID}) |
| 961 | f.resourceMgr.FreeFlowID(ponIntf, onuID, uniID, flowID) |
| 962 | flowIds := f.resourceMgr.GetCurrentFlowIDsForOnu(ponIntf, onuID, uniID) |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 963 | if len(flowIds) == 0 { |
| 964 | /* TODO: Remove Upstream and Downstream Schedulers */ |
| 965 | } |
| 966 | } |
| 967 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 968 | //RemoveFlow removes the flow from the device |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 969 | func (f *OpenOltFlowMgr) RemoveFlow(flow *ofp.OfpFlowStats) { |
| 970 | log.Debugw("Removing Flow", log.Fields{"flow": flow}) |
| 971 | var deviceFlowsToRemove []ofp.OfpFlowStats |
| 972 | var deletedFlowsIdx []int |
| 973 | for _, curFlow := range f.storedDeviceFlows { |
| 974 | if curFlow.Cookie == flow.Id { |
| 975 | log.Debugw("Found found matching flow-cookie", log.Fields{"curFlow": curFlow}) |
| 976 | deviceFlowsToRemove = append(deviceFlowsToRemove, curFlow) |
| 977 | } |
| 978 | } |
| 979 | log.Debugw("Flows to be deleted", log.Fields{"deviceFlowsToRemove": deviceFlowsToRemove}) |
| 980 | for index, curFlow := range deviceFlowsToRemove { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 981 | id, direction := f.decodeStoredID(curFlow.GetId()) |
| 982 | removeFlowMessage := openoltpb2.Flow{FlowId: uint32(id), FlowType: direction} |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 983 | if ok := f.removeFlowFromDevice(&removeFlowMessage); ok { |
| 984 | log.Debug("Flow removed from device successfully") |
| 985 | deletedFlowsIdx = append(deletedFlowsIdx, index) |
| 986 | f.clearFlowFromResourceManager(flow, uint32(id), direction) //TODO: Take care of the limitations |
| 987 | } |
| 988 | |
| 989 | } |
| 990 | // Can be done in separate go routine as it takes time ? |
| 991 | for _, flowToRemove := range deletedFlowsIdx { |
| 992 | for index, storedFlow := range f.storedDeviceFlows { |
| 993 | if deviceFlowsToRemove[flowToRemove].Cookie == storedFlow.Cookie { |
| 994 | log.Debugw("Removing flow from local Store", log.Fields{"flow": storedFlow}) |
| 995 | f.storedDeviceFlows = append(f.storedDeviceFlows[:index], f.storedDeviceFlows[index+1:]...) |
| 996 | break |
| 997 | } |
| 998 | } |
| 999 | } |
| 1000 | log.Debugw("Flows removed from the data store", |
| 1001 | log.Fields{"number_of_flows_removed": len(deviceFlowsToRemove), "updated_stored_flows": f.storedDeviceFlows}) |
| 1002 | return |
| 1003 | } |
| 1004 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1005 | // AddFlow add flow to device |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1006 | func (f *OpenOltFlowMgr) AddFlow(flow *ofp.OfpFlowStats) { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1007 | classifierInfo := make(map[string]interface{}) |
| 1008 | actionInfo := make(map[string]interface{}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1009 | log.Debug("Adding Flow", log.Fields{"flow": flow}) |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 1010 | for _, field := range utils.GetOfbFields(flow) { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1011 | f.updateClassifierInfo(field, classifierInfo) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1012 | } |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 1013 | for _, action := range utils.GetActions(flow) { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1014 | f.updateFlowActionInfo(action, actionInfo, classifierInfo) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1015 | } |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1016 | /* Controller bound trap flows */ |
| 1017 | if isControllerFlow := IsControllerBoundFlow(actionInfo[OUTPUT].(uint32)); isControllerFlow { |
| 1018 | log.Debug("Controller bound trap flows, getting inport from tunnelid") |
| 1019 | /* Get UNI port/ IN Port from tunnel ID field for upstream controller bound flows */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1020 | if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_PON_OLT { |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 1021 | if uniPort := utils.GetChildPortFromTunnelId(flow); uniPort != 0 { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1022 | classifierInfo[InPort] = uniPort |
| 1023 | log.Debugw("upstream pon-to-controller-flow,inport-in-tunnelid", log.Fields{"newInPort": classifierInfo[InPort].(uint32), "outPort": actionInfo[OUTPUT].(uint32)}) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1024 | } else { |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1025 | log.Error("upstream pon-to-controller-flow, NO-inport-in-tunnelid") |
| 1026 | return |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1027 | } |
| 1028 | } |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1029 | } else { |
| 1030 | log.Debug("Non-Controller flows, getting uniport from tunnelid") |
| 1031 | // Downstream flow from NNI to PON port , Use tunnel ID as new OUT port / UNI port |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1032 | if portType := IntfIDToPortTypeName(actionInfo[OUTPUT].(uint32)); portType == voltha.Port_PON_OLT { |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 1033 | if uniPort := utils.GetChildPortFromTunnelId(flow); uniPort != 0 { |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1034 | actionInfo[OUTPUT] = uniPort |
| 1035 | log.Debugw("downstream-nni-to-pon-port-flow, outport-in-tunnelid", log.Fields{"newOutPort": actionInfo[OUTPUT].(uint32), "outPort": actionInfo[OUTPUT].(uint32)}) |
| 1036 | } else { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1037 | log.Debug("downstream-nni-to-pon-port-flow, no-outport-in-tunnelid", log.Fields{"InPort": classifierInfo[InPort].(uint32), "outPort": actionInfo[OUTPUT].(uint32)}) |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1038 | return |
| 1039 | } |
| 1040 | // Upstream flow from PON to NNI port , Use tunnel ID as new IN port / UNI port |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1041 | } else if portType := IntfIDToPortTypeName(classifierInfo[InPort].(uint32)); portType == voltha.Port_PON_OLT { |
Matt Jeanneret | a93dbed | 2019-05-17 12:40:05 -0400 | [diff] [blame] | 1042 | if uniPort := utils.GetChildPortFromTunnelId(flow); uniPort != 0 { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1043 | classifierInfo[InPort] = uniPort |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1044 | log.Debugw("upstream-pon-to-nni-port-flow, inport-in-tunnelid", log.Fields{"newInPort": actionInfo[OUTPUT].(uint32), |
| 1045 | "outport": actionInfo[OUTPUT].(uint32)}) |
| 1046 | } else { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1047 | log.Debug("upstream-pon-to-nni-port-flow, no-inport-in-tunnelid", log.Fields{"InPort": classifierInfo[InPort].(uint32), |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1048 | "outPort": actionInfo[OUTPUT].(uint32)}) |
| 1049 | return |
| 1050 | } |
| 1051 | } |
| 1052 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1053 | log.Infow("Flow ports", log.Fields{"classifierInfo_inport": classifierInfo[InPort], "action_output": actionInfo[OUTPUT]}) |
| 1054 | portNo, intfID, onuID, uniID := ExtractAccessFromFlow(classifierInfo[InPort].(uint32), actionInfo[OUTPUT].(uint32)) |
| 1055 | if ipProto, ok := classifierInfo[IPProto]; ok { |
| 1056 | if ipProto.(uint32) == IPProtoDhcp { |
| 1057 | if udpSrc, ok := classifierInfo[UDPSrc]; ok { |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1058 | if udpSrc.(uint32) == uint32(67) { |
| 1059 | log.Debug("trap-dhcp-from-nni-flow") |
| 1060 | f.addDHCPTrapFlowOnNNI(flow, classifierInfo, portNo) |
| 1061 | return |
| 1062 | } |
| 1063 | } |
| 1064 | } |
| 1065 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1066 | f.divideAndAddFlow(intfID, onuID, uniID, portNo, classifierInfo, actionInfo, flow) |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1067 | } |
| 1068 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1069 | func (f *OpenOltFlowMgr) updateClassifierInfo(field *ofp.OfpOxmOfbField, classifierInfo map[string]interface{}) { |
| 1070 | if field.Type == utils.ETH_TYPE { |
| 1071 | classifierInfo[EthType] = field.GetEthType() |
| 1072 | log.Debug("field-type-eth-type", log.Fields{"classifierInfo[ETH_TYPE]": classifierInfo[EthType].(uint32)}) |
| 1073 | } else if field.Type == utils.IP_PROTO { |
| 1074 | classifierInfo[IPProto] = field.GetIpProto() |
| 1075 | log.Debug("field-type-ip-proto", log.Fields{"classifierInfo[IP_PROTO]": classifierInfo[IPProto].(uint32)}) |
| 1076 | } else if field.Type == utils.IN_PORT { |
| 1077 | classifierInfo[InPort] = field.GetPort() |
| 1078 | log.Debug("field-type-in-port", log.Fields{"classifierInfo[IN_PORT]": classifierInfo[InPort].(uint32)}) |
| 1079 | } else if field.Type == utils.VLAN_VID { |
| 1080 | classifierInfo[VlanVid] = field.GetVlanVid() |
| 1081 | log.Debug("field-type-vlan-vid", log.Fields{"classifierInfo[VLAN_VID]": classifierInfo[VlanVid].(uint32)}) |
| 1082 | } else if field.Type == utils.VLAN_PCP { |
| 1083 | classifierInfo[VlanPcp] = field.GetVlanPcp() |
| 1084 | log.Debug("field-type-vlan-pcp", log.Fields{"classifierInfo[VLAN_PCP]": classifierInfo[VlanPcp].(uint32)}) |
| 1085 | } else if field.Type == utils.UDP_DST { |
| 1086 | classifierInfo[UDPDst] = field.GetUdpDst() |
| 1087 | log.Debug("field-type-udp-dst", log.Fields{"classifierInfo[UDP_DST]": classifierInfo[UDPDst].(uint32)}) |
| 1088 | } else if field.Type == utils.UDP_SRC { |
| 1089 | classifierInfo[UDPSrc] = field.GetUdpSrc() |
| 1090 | log.Debug("field-type-udp-src", log.Fields{"classifierInfo[UDP_SRC]": classifierInfo[UDPSrc].(uint32)}) |
| 1091 | } else if field.Type == utils.IPV4_DST { |
| 1092 | classifierInfo[Ipv4Dst] = field.GetIpv4Dst() |
| 1093 | log.Debug("field-type-ipv4-dst", log.Fields{"classifierInfo[IPV4_DST]": classifierInfo[Ipv4Dst].(uint32)}) |
| 1094 | } else if field.Type == utils.IPV4_SRC { |
| 1095 | classifierInfo[Ipv4Src] = field.GetIpv4Src() |
| 1096 | log.Debug("field-type-ipv4-src", log.Fields{"classifierInfo[IPV4_SRC]": classifierInfo[Ipv4Src].(uint32)}) |
| 1097 | } else if field.Type == utils.METADATA { |
| 1098 | classifierInfo[METADATA] = field.GetTableMetadata() |
| 1099 | log.Debug("field-type-metadata", log.Fields{"classifierInfo[METADATA]": classifierInfo[METADATA].(uint64)}) |
| 1100 | } else if field.Type == utils.TUNNEL_ID { |
| 1101 | classifierInfo[TunnelID] = field.GetTunnelId() |
| 1102 | log.Debug("field-type-tunnelId", log.Fields{"classifierInfo[TUNNEL_ID]": classifierInfo[TunnelID].(uint64)}) |
| 1103 | } else { |
| 1104 | log.Errorw("Un supported field type", log.Fields{"type": field.Type}) |
| 1105 | return |
| 1106 | } |
| 1107 | } |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1108 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1109 | func (f *OpenOltFlowMgr) updateFlowActionInfo(action *ofp.OfpAction, actionInfo map[string]interface{}, classifierInfo map[string]interface{}) { |
| 1110 | if action.Type == utils.OUTPUT { |
| 1111 | if out := action.GetOutput(); out != nil { |
| 1112 | actionInfo[OUTPUT] = out.GetPort() |
| 1113 | log.Debugw("action-type-output", log.Fields{"out_port": actionInfo[OUTPUT].(uint32)}) |
| 1114 | } else { |
| 1115 | log.Error("Invalid output port in action") |
| 1116 | return |
| 1117 | } |
| 1118 | } else if action.Type == utils.POP_VLAN { |
| 1119 | actionInfo[PopVlan] = true |
| 1120 | log.Debugw("action-type-pop-vlan", log.Fields{"in_port": classifierInfo[InPort].(uint32)}) |
| 1121 | } else if action.Type == utils.PUSH_VLAN { |
| 1122 | if out := action.GetPush(); out != nil { |
| 1123 | if tpid := out.GetEthertype(); tpid != 0x8100 { |
| 1124 | log.Errorw("Invalid ethertype in push action", log.Fields{"ethertype": actionInfo[PushVlan].(int32)}) |
| 1125 | } else { |
| 1126 | actionInfo[PushVlan] = true |
| 1127 | actionInfo[TPID] = tpid |
| 1128 | log.Debugw("action-type-push-vlan", |
| 1129 | log.Fields{"push_tpid": actionInfo[TPID].(uint32), "in_port": classifierInfo[InPort].(uint32)}) |
| 1130 | } |
| 1131 | } |
| 1132 | } else if action.Type == utils.SET_FIELD { |
| 1133 | if out := action.GetSetField(); out != nil { |
| 1134 | if field := out.GetField(); field != nil { |
| 1135 | if ofClass := field.GetOxmClass(); ofClass != ofp.OfpOxmClass_OFPXMC_OPENFLOW_BASIC { |
| 1136 | log.Errorw("Invalid openflow class", log.Fields{"class": ofClass}) |
| 1137 | return |
| 1138 | } |
| 1139 | /*log.Debugw("action-type-set-field",log.Fields{"field": field, "in_port": classifierInfo[IN_PORT].(uint32)})*/ |
| 1140 | if ofbField := field.GetOfbField(); ofbField != nil { |
| 1141 | if fieldtype := ofbField.GetType(); fieldtype == ofp.OxmOfbFieldTypes_OFPXMT_OFB_VLAN_VID { |
| 1142 | if vlan := ofbField.GetVlanVid(); vlan != 0 { |
| 1143 | actionInfo[VlanVid] = vlan & 0xfff |
| 1144 | log.Debugw("action-set-vlan-vid", log.Fields{"actionInfo[VLAN_VID]": actionInfo[VlanVid].(uint32)}) |
| 1145 | } else { |
| 1146 | log.Error("No Invalid vlan id in set vlan-vid action") |
| 1147 | } |
| 1148 | } else { |
| 1149 | log.Errorw("unsupported-action-set-field-type", log.Fields{"type": fieldtype}) |
| 1150 | } |
| 1151 | } |
| 1152 | } |
| 1153 | } |
| 1154 | } else { |
| 1155 | log.Errorw("Un supported action type", log.Fields{"type": action.Type}) |
| 1156 | return |
| 1157 | } |
| 1158 | } |
| 1159 | |
| 1160 | //sendTPDownloadMsgToChild send payload |
| 1161 | func (f *OpenOltFlowMgr) sendTPDownloadMsgToChild(intfID uint32, onuID uint32, uniID uint32, uni string) error { |
| 1162 | |
| 1163 | onuDevice, err := f.getOnuChildDevice(intfID, onuID) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 1164 | if err != nil { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1165 | log.Errorw("Error while fetching Child device from core", log.Fields{"onuId": onuID}) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 1166 | return err |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1167 | } |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 1168 | log.Debugw("Got child device from OLT device handler", log.Fields{"device": *onuDevice}) |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1169 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1170 | tpPath := f.getTPpath(intfID, uni) |
| 1171 | tpDownloadMsg := &ic.InterAdapterTechProfileDownloadMessage{UniId: uniID, Path: tpPath} |
manikkaraj k | 17652a7 | 2019-05-06 09:06:36 -0400 | [diff] [blame] | 1172 | log.Infow("Sending Load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"msg": *tpDownloadMsg}) |
| 1173 | sendErr := f.deviceHandler.AdapterProxy.SendInterAdapterMessage(context.Background(), |
| 1174 | tpDownloadMsg, |
| 1175 | ic.InterAdapterMessageType_TECH_PROFILE_DOWNLOAD_REQUEST, |
| 1176 | f.deviceHandler.deviceType, |
| 1177 | onuDevice.Type, |
| 1178 | onuDevice.Id, |
| 1179 | onuDevice.ProxyAddress.DeviceId, "") |
| 1180 | if sendErr != nil { |
| 1181 | log.Errorw("send techprofile-download request error", log.Fields{"fromAdapter": f.deviceHandler.deviceType, |
| 1182 | "toAdapter": onuDevice.Type, "onuId": onuDevice.Id, |
| 1183 | "proxyDeviceId": onuDevice.ProxyAddress.DeviceId}) |
| 1184 | return sendErr |
| 1185 | } |
| 1186 | log.Debugw("success Sending Load-tech-profile-request-to-brcm-onu-adapter", log.Fields{"msg": tpDownloadMsg}) |
Manikkaraj k | 884c124 | 2019-04-11 16:26:42 +0530 | [diff] [blame] | 1187 | return nil |
manikkaraj k | bf256be | 2019-03-25 00:13:48 +0530 | [diff] [blame] | 1188 | } |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1189 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1190 | //UpdateOnuInfo function adds onu info to cache |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1191 | func (f *OpenOltFlowMgr) UpdateOnuInfo(intfID uint32, onuID uint32, serialNum string) { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1192 | onu := onuInfo{intfID: intfID, onuID: onuID, serialNumber: serialNum} |
| 1193 | onuIDkey := onuIDKey{intfID: intfID, onuID: onuID} |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1194 | f.onuIds[onuIDkey] = onu |
| 1195 | log.Debugw("Updated onuinfo", log.Fields{"intfID": intfID, "onuID": onuID, "serialNum": serialNum}) |
| 1196 | } |
| 1197 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1198 | //addGemPortToOnuInfoMap function stores adds GEMport to ONU map |
| 1199 | func (f *OpenOltFlowMgr) addGemPortToOnuInfoMap(intfID uint32, onuID uint32, gemPort uint32) { |
| 1200 | onuIDkey := onuIDKey{intfID: intfID, onuID: onuID} |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1201 | if val, ok := f.onuIds[onuIDkey]; ok { |
| 1202 | onuInfo := val |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1203 | gemportKey := gemPortKey{intfID: intfID, gemPort: gemPort} |
| 1204 | f.onuGemPortIds[gemportKey] = onuInfo |
| 1205 | log.Debugw("Cached Gemport to Onuinfo map", log.Fields{"GemPort": gemPort, "intfId": onuInfo.intfID, "onuId": onuInfo.onuID}) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1206 | return |
| 1207 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1208 | log.Errorw("OnuInfo not found", log.Fields{"intfId": intfID, "onuId": onuID, "gemPort": gemPort}) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1209 | } |
| 1210 | |
| 1211 | // This function Lookup maps by serialNumber or (intfId, gemPort) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1212 | |
| 1213 | //getOnuIDfromGemPortMap Returns OnuID,nil if found or set 0,error if no onuId is found for serialNumber or (intfId, gemPort) |
| 1214 | func (f *OpenOltFlowMgr) getOnuIDfromGemPortMap(serialNumber string, intfID uint32, gemPortID uint32) (uint32, error) { |
| 1215 | log.Debugw("Getting ONU ID from GEM port and PON port", log.Fields{"serialNumber": serialNumber, "intfId": intfID, "gemPortId": gemPortID}) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1216 | if serialNumber != "" { |
| 1217 | if onuInfo, ok := f.onuSerialNumbers[serialNumber]; ok { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1218 | return onuInfo.onuID, nil |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1219 | } |
| 1220 | } else { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1221 | gemportKey := gemPortKey{intfID: intfID, gemPort: gemPortID} |
| 1222 | if onuInfo, ok := f.onuGemPortIds[gemportKey]; ok { |
| 1223 | log.Debugw("Retrieved onu info from access", log.Fields{"intfId": intfID, "gemPortId": gemPortID, "onuId": onuInfo.onuID}) |
| 1224 | return onuInfo.onuID, nil |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1225 | } |
| 1226 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1227 | log.Errorw("onuid is not found", log.Fields{"serialNumber": serialNumber, "intfId": intfID, "gemPort": gemPortID}) |
| 1228 | return uint32(0), errors.New("key error, onuid is not found") // ONU ID 0 is not a valid one |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1229 | } |
| 1230 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1231 | //GetLogicalPortFromPacketIn function computes logical port UNI/NNI port from packet-in indication and returns the same |
| 1232 | func (f *OpenOltFlowMgr) GetLogicalPortFromPacketIn(packetIn *openoltpb2.PacketIndication) (uint32, error) { |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1233 | var logicalPortNum uint32 |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1234 | var onuID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1235 | var err error |
| 1236 | |
| 1237 | if packetIn.IntfType == "pon" { |
| 1238 | // packet indication does not have serial number , so sending as nil |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1239 | if onuID, err = f.getOnuIDfromGemPortMap("", packetIn.IntfId, packetIn.GemportId); err != nil { |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1240 | log.Errorw("Unable to get ONU ID from GEM/PON port", log.Fields{"pon port": packetIn.IntfId, "gemport": packetIn.GemportId}) |
| 1241 | return logicalPortNum, err |
| 1242 | } |
| 1243 | if packetIn.PortNo != 0 { |
| 1244 | logicalPortNum = packetIn.PortNo |
| 1245 | } else { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1246 | uniID := uint32(0) // FIXME - multi-uni support |
| 1247 | logicalPortNum = MkUniPortNum(packetIn.IntfId, onuID, uniID) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1248 | } |
| 1249 | // Store the gem port through which the packet_in came. Use the same gem port for packet_out |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1250 | pktInkey := packetInInfoKey{intfID: packetIn.IntfId, onuID: onuID, logicalPort: logicalPortNum} |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1251 | f.packetInGemPort[pktInkey] = packetIn.GemportId |
| 1252 | } else if packetIn.IntfType == "nni" { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1253 | logicalPortNum = IntfIDToPortNo(packetIn.IntfId, voltha.Port_ETHERNET_NNI) |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1254 | } |
| 1255 | log.Debugw("Retrieved logicalport from packet-in", log.Fields{"logicalPortNum": logicalPortNum, "IntfType": packetIn.IntfType}) |
| 1256 | return logicalPortNum, nil |
| 1257 | } |
| 1258 | |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1259 | //GetPacketOutGemPortID returns gemPortId |
| 1260 | func (f *OpenOltFlowMgr) GetPacketOutGemPortID(intfID uint32, onuID uint32, portNum uint32) (uint32, error) { |
| 1261 | var gemPortID uint32 |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1262 | var err error |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1263 | key := packetInInfoKey{intfID: intfID, onuID: onuID, logicalPort: portNum} |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1264 | if val, ok := f.packetInGemPort[key]; ok { |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1265 | gemPortID = val |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1266 | } else { |
| 1267 | log.Errorw("Key-Error while fetching packet-out GEM port", log.Fields{"key": key}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1268 | err = errors.New("key-error while fetching packet-out GEM port") |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1269 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1270 | return gemPortID, err |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1271 | } |
| 1272 | |
| 1273 | func (f *OpenOltFlowMgr) addDHCPTrapFlowOnNNI(logicalFlow *ofp.OfpFlowStats, classifier map[string]interface{}, portNo uint32) { |
| 1274 | log.Debug("Adding trap-dhcp-of-nni-flow") |
| 1275 | action := make(map[string]interface{}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1276 | classifier[PacketTagType] = DoubleTag |
| 1277 | action[TrapToHost] = true |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1278 | /* We manage flowId resource pool on per PON port basis. |
| 1279 | Since this situation is tricky, as a hack, we pass the NNI port |
| 1280 | index (network_intf_id) as PON port Index for the flowId resource |
| 1281 | pool. Also, there is no ONU Id available for trapping DHCP packets |
| 1282 | on NNI port, use onu_id as -1 (invalid) |
| 1283 | ****************** CAVEAT ******************* |
| 1284 | This logic works if the NNI Port Id falls within the same valid |
| 1285 | range of PON Port Ids. If this doesn't work for some OLT Vendor |
| 1286 | we need to have a re-look at this. |
| 1287 | ********************************************* |
| 1288 | */ |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1289 | onuID := -1 |
| 1290 | uniID := -1 |
| 1291 | gemPortID := -1 |
| 1292 | allocID := -1 |
| 1293 | networkInterfaceID := f.deviceHandler.nniIntfID |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1294 | flowStoreCookie := getFlowStoreCookie(classifier, uint32(0)) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1295 | if present := f.resourceMgr.IsFlowCookieOnKVStore(uint32(networkInterfaceID), uint32(onuID), uint32(uniID), flowStoreCookie); present { |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1296 | log.Debug("Flow-exists--not-re-adding") |
| 1297 | return |
| 1298 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1299 | flowID, err := f.resourceMgr.GetFlowID(uint32(networkInterfaceID), uint32(onuID), uint32(uniID), flowStoreCookie, "") |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1300 | if err != nil { |
| 1301 | log.Errorw("Flow id unavailable for DHCP traponNNI flow", log.Fields{"error": err}) |
| 1302 | return |
| 1303 | } |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1304 | var classifierProto *openoltpb2.Classifier |
| 1305 | var actionProto *openoltpb2.Action |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1306 | if classifierProto = makeOpenOltClassifierField(classifier); classifierProto == nil { |
| 1307 | log.Error("Error in making classifier protobuf for dhcp trap on nni flow") |
| 1308 | return |
| 1309 | } |
| 1310 | log.Debugw("Created classifier proto", log.Fields{"classifier": *classifierProto}) |
| 1311 | if actionProto = makeOpenOltActionField(action); actionProto == nil { |
| 1312 | log.Error("Error in making action protobuf for dhcp trap on nni flow") |
| 1313 | return |
| 1314 | } |
| 1315 | log.Debugw("Created action proto", log.Fields{"action": *actionProto}) |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1316 | downstreamflow := openoltpb2.Flow{AccessIntfId: int32(-1), // AccessIntfId not required |
| 1317 | OnuId: int32(onuID), // OnuId not required |
| 1318 | UniId: int32(uniID), // UniId not used |
| 1319 | FlowId: flowID, |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1320 | FlowType: DOWNSTREAM, |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1321 | AllocId: int32(allocID), // AllocId not used |
| 1322 | NetworkIntfId: int32(networkInterfaceID), |
| 1323 | GemportId: int32(gemPortID), // GemportId not used |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1324 | Classifier: classifierProto, |
| 1325 | Action: actionProto, |
| 1326 | Priority: int32(logicalFlow.Priority), |
| 1327 | Cookie: logicalFlow.Cookie, |
| 1328 | PortNo: portNo} |
Manjunath Vanarajulu | 28c3e82 | 2019-05-16 11:14:28 -0400 | [diff] [blame] | 1329 | if ok := f.addFlowToDevice(logicalFlow, &downstreamflow); ok { |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1330 | log.Debug("DHCP trap on NNI flow added to device successfully") |
Girish Gowdru | 6a80bbd | 2019-07-02 07:36:09 -0700 | [diff] [blame] | 1331 | flowsToKVStore := f.getUpdatedFlowInfo(&downstreamflow, flowStoreCookie, "", flowID) |
| 1332 | if err := f.updateFlowInfoToKVStore(int32(networkInterfaceID), |
| 1333 | int32(onuID), |
| 1334 | int32(uniID), |
| 1335 | flowID, flowsToKVStore); err != nil { |
manikkaraj k | 9eb6cac | 2019-05-09 12:32:03 -0400 | [diff] [blame] | 1336 | log.Errorw("Error uploading DHCP DL flow into KV store", log.Fields{"flow": downstreamflow, "error": err}) |
| 1337 | } |
| 1338 | } |
| 1339 | return |
| 1340 | } |