| /* |
| * Copyright 2019-present Open Networking Foundation |
| |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //Package resourcemanager provides the utility for managing resources |
| package resourcemanager |
| |
| import ( |
| "encoding/json" |
| "errors" |
| "fmt" |
| "strconv" |
| "strings" |
| |
| "github.com/opencord/voltha-lib-go/pkg/db/kvstore" |
| "github.com/opencord/voltha-lib-go/pkg/db/model" |
| "github.com/opencord/voltha-lib-go/pkg/log" |
| ponrmgr "github.com/opencord/voltha-lib-go/pkg/ponresourcemanager" |
| ofp "github.com/opencord/voltha-protos/go/openflow_13" |
| "github.com/opencord/voltha-protos/go/openolt" |
| ) |
| |
| const ( |
| // KvstoreTimeout specifies the time out for KV Store Connection |
| KvstoreTimeout = 5 |
| // BasePathKvStore - service/voltha/openolt/<device_id> |
| BasePathKvStore = "service/voltha/openolt/{%s}" |
| // TpIDPathSuffix - tp_id/<(pon_id, onu_id, uni_id)> |
| TpIDPathSuffix = "tp_id/{%d,%d,%d}" |
| //MeterIDPathSuffix - meter_id/<(pon_id, onu_id, uni_id)>/<direction> |
| MeterIDPathSuffix = "meter_id/{%d,%d,%d}/{%s}" |
| ) |
| |
| // FlowInfo holds the flow information |
| type FlowInfo struct { |
| Flow *openolt.Flow |
| FlowStoreCookie uint64 |
| FlowCategory string |
| } |
| |
| // OpenOltResourceMgr holds resource related information as provided below for each field |
| type OpenOltResourceMgr struct { |
| DeviceID string // OLT device id |
| HostAndPort string // Host and port of the kv store to connect to |
| Args string // args |
| KVStore *model.Backend // backend kv store connection handle |
| DeviceType string |
| Host string // Host ip of the kv store |
| Port int // port of the kv store |
| DevInfo *openolt.DeviceInfo // device information |
| // array of pon resource managers per interface technology |
| ResourceMgrs map[uint32]*ponrmgr.PONResourceManager |
| } |
| |
| func newKVClient(storeType string, address string, timeout uint32) (kvstore.Client, error) { |
| log.Infow("kv-store-type", log.Fields{"store": storeType}) |
| switch storeType { |
| case "consul": |
| return kvstore.NewConsulClient(address, int(timeout)) |
| case "etcd": |
| return kvstore.NewEtcdClient(address, int(timeout)) |
| } |
| return nil, errors.New("unsupported-kv-store") |
| } |
| |
| // SetKVClient sets the KV client and return a kv backend |
| func SetKVClient(backend string, Host string, Port int, DeviceID string) *model.Backend { |
| addr := Host + ":" + strconv.Itoa(Port) |
| // TODO : Make sure direct call to NewBackend is working fine with backend , currently there is some |
| // issue between kv store and backend , core is not calling NewBackend directly |
| kvClient, err := newKVClient(backend, addr, KvstoreTimeout) |
| if err != nil { |
| log.Fatalw("Failed to init KV client\n", log.Fields{"err": err}) |
| return nil |
| } |
| kvbackend := &model.Backend{ |
| Client: kvClient, |
| StoreType: backend, |
| Host: Host, |
| Port: Port, |
| Timeout: KvstoreTimeout, |
| PathPrefix: fmt.Sprintf(BasePathKvStore, DeviceID)} |
| |
| return kvbackend |
| } |
| |
| // NewResourceMgr init a New resource maanger instance which in turn instantiates pon resource manager |
| // instances according to technology. Initializes the default resource ranges for all |
| // the resources. |
| func NewResourceMgr(deviceID string, KVStoreHostPort string, kvStoreType string, deviceType string, devInfo *openolt.DeviceInfo) *OpenOltResourceMgr { |
| var ResourceMgr OpenOltResourceMgr |
| log.Debugf("Init new resource manager , host_port: %s, deviceid: %s", KVStoreHostPort, deviceID) |
| ResourceMgr.HostAndPort = KVStoreHostPort |
| ResourceMgr.DeviceType = deviceType |
| ResourceMgr.DevInfo = devInfo |
| IPPort := strings.Split(KVStoreHostPort, ":") |
| ResourceMgr.Host = IPPort[0] |
| ResourceMgr.Port, _ = strconv.Atoi(IPPort[1]) |
| |
| Backend := kvStoreType |
| ResourceMgr.KVStore = SetKVClient(Backend, ResourceMgr.Host, |
| ResourceMgr.Port, deviceID) |
| if ResourceMgr.KVStore == nil { |
| log.Error("Failed to setup KV store") |
| } |
| Ranges := make(map[string]*openolt.DeviceInfo_DeviceResourceRanges) |
| RsrcMgrsByTech := make(map[string]*ponrmgr.PONResourceManager) |
| ResourceMgr.ResourceMgrs = make(map[uint32]*ponrmgr.PONResourceManager) |
| |
| // TODO self.args = registry('main').get_args() |
| |
| /* |
| If a legacy driver returns protobuf without any ranges,s synthesize one from |
| the legacy global per-device informaiton. This, in theory, is temporary until |
| the legacy drivers are upgrade to support pool ranges. |
| */ |
| if devInfo.Ranges == nil { |
| var ranges openolt.DeviceInfo_DeviceResourceRanges |
| ranges.Technology = devInfo.GetTechnology() |
| |
| NumPONPorts := devInfo.GetPonPorts() |
| var index uint32 |
| for index = 0; index < NumPONPorts; index++ { |
| ranges.IntfIds = append(ranges.IntfIds, index) |
| } |
| |
| var Pool openolt.DeviceInfo_DeviceResourceRanges_Pool |
| Pool.Type = openolt.DeviceInfo_DeviceResourceRanges_Pool_ONU_ID |
| Pool.Start = devInfo.OnuIdStart |
| Pool.End = devInfo.OnuIdEnd |
| Pool.Sharing = openolt.DeviceInfo_DeviceResourceRanges_Pool_DEDICATED_PER_INTF |
| onuPool := Pool |
| ranges.Pools = append(ranges.Pools, &onuPool) |
| |
| Pool.Type = openolt.DeviceInfo_DeviceResourceRanges_Pool_ALLOC_ID |
| Pool.Start = devInfo.AllocIdStart |
| Pool.End = devInfo.AllocIdEnd |
| Pool.Sharing = openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH |
| allocPool := Pool |
| ranges.Pools = append(ranges.Pools, &allocPool) |
| |
| Pool.Type = openolt.DeviceInfo_DeviceResourceRanges_Pool_GEMPORT_ID |
| Pool.Start = devInfo.GemportIdStart |
| Pool.End = devInfo.GemportIdEnd |
| Pool.Sharing = openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH |
| gemPool := Pool |
| ranges.Pools = append(ranges.Pools, &gemPool) |
| |
| Pool.Type = openolt.DeviceInfo_DeviceResourceRanges_Pool_FLOW_ID |
| Pool.Start = devInfo.FlowIdStart |
| Pool.End = devInfo.FlowIdEnd |
| Pool.Sharing = openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH |
| ranges.Pools = append(ranges.Pools, &Pool) |
| // Add to device info |
| devInfo.Ranges = append(devInfo.Ranges, &ranges) |
| } |
| |
| // Create a separate Resource Manager instance for each range. This assumes that |
| // each technology is represented by only a single range |
| var GlobalPONRsrcMgr *ponrmgr.PONResourceManager |
| var err error |
| for _, TechRange := range devInfo.Ranges { |
| technology := TechRange.Technology |
| log.Debugf("Device info technology %s", technology) |
| Ranges[technology] = TechRange |
| RsrcMgrsByTech[technology], err = ponrmgr.NewPONResourceManager(technology, deviceType, deviceID, |
| Backend, ResourceMgr.Host, ResourceMgr.Port) |
| if err != nil { |
| log.Errorf("Failed to create pon resource manager instacnce for technology %s", technology) |
| return nil |
| } |
| // resource_mgrs_by_tech[technology] = resource_mgr |
| if GlobalPONRsrcMgr == nil { |
| GlobalPONRsrcMgr = RsrcMgrsByTech[technology] |
| } |
| for _, IntfID := range TechRange.IntfIds { |
| ResourceMgr.ResourceMgrs[uint32(IntfID)] = RsrcMgrsByTech[technology] |
| } |
| // self.initialize_device_resource_range_and_pool(resource_mgr, global_resource_mgr, arange) |
| InitializeDeviceResourceRangeAndPool(RsrcMgrsByTech[technology], GlobalPONRsrcMgr, |
| TechRange, devInfo) |
| } |
| // After we have initialized resource ranges, initialize the |
| // resource pools accordingly. |
| for _, PONRMgr := range RsrcMgrsByTech { |
| _ = PONRMgr.InitDeviceResourcePool() |
| } |
| log.Info("Initialization of resource manager success!") |
| return &ResourceMgr |
| } |
| |
| // InitializeDeviceResourceRangeAndPool initializes the resource range pool according to the sharing type, then apply |
| // device specific information. If KV doesn't exist |
| // or is broader than the device, the device's information will |
| // dictate the range limits |
| func InitializeDeviceResourceRangeAndPool(ponRMgr *ponrmgr.PONResourceManager, globalPONRMgr *ponrmgr.PONResourceManager, |
| techRange *openolt.DeviceInfo_DeviceResourceRanges, devInfo *openolt.DeviceInfo) { |
| |
| // init the resource range pool according to the sharing type |
| |
| log.Debugf("Resource range pool init for technology %s", ponRMgr.Technology) |
| // first load from KV profiles |
| status := ponRMgr.InitResourceRangesFromKVStore() |
| if !status { |
| log.Debugf("Failed to load resource ranges from KV store for tech %s", ponRMgr.Technology) |
| } |
| |
| /* |
| Then apply device specific information. If KV doesn't exist |
| or is broader than the device, the device's informationw ill |
| dictate the range limits |
| */ |
| log.Debugf("Using device info to init pon resource ranges for tech", ponRMgr.Technology) |
| |
| ONUIDStart := devInfo.OnuIdStart |
| ONUIDEnd := devInfo.OnuIdEnd |
| ONUIDShared := openolt.DeviceInfo_DeviceResourceRanges_Pool_DEDICATED_PER_INTF |
| ONUIDSharedPoolID := uint32(0) |
| AllocIDStart := devInfo.AllocIdStart |
| AllocIDEnd := devInfo.AllocIdEnd |
| AllocIDShared := openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH // TODO EdgeCore/BAL limitation |
| AllocIDSharedPoolID := uint32(0) |
| GEMPortIDStart := devInfo.GemportIdStart |
| GEMPortIDEnd := devInfo.GemportIdEnd |
| GEMPortIDShared := openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH // TODO EdgeCore/BAL limitation |
| GEMPortIDSharedPoolID := uint32(0) |
| FlowIDStart := devInfo.FlowIdStart |
| FlowIDEnd := devInfo.FlowIdEnd |
| FlowIDShared := openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH // TODO EdgeCore/BAL limitation |
| FlowIDSharedPoolID := uint32(0) |
| |
| var FirstIntfPoolID uint32 |
| var SharedPoolID uint32 |
| |
| /* |
| * As a zero check is made against SharedPoolID to check whether the resources are shared across all intfs |
| * if resources are shared across interfaces then SharedPoolID is given a positive number. |
| */ |
| for _, FirstIntfPoolID = range techRange.IntfIds { |
| // skip the intf id 0 |
| if FirstIntfPoolID == 0 { |
| continue |
| } |
| break |
| } |
| |
| for _, RangePool := range techRange.Pools { |
| if RangePool.Sharing == openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH { |
| SharedPoolID = FirstIntfPoolID |
| } else if RangePool.Sharing == openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_SAME_TECH { |
| SharedPoolID = FirstIntfPoolID |
| } else { |
| SharedPoolID = 0 |
| } |
| if RangePool.Type == openolt.DeviceInfo_DeviceResourceRanges_Pool_ONU_ID { |
| ONUIDStart = RangePool.Start |
| ONUIDEnd = RangePool.End |
| ONUIDShared = RangePool.Sharing |
| ONUIDSharedPoolID = SharedPoolID |
| } else if RangePool.Type == openolt.DeviceInfo_DeviceResourceRanges_Pool_ALLOC_ID { |
| AllocIDStart = RangePool.Start |
| AllocIDEnd = RangePool.End |
| AllocIDShared = RangePool.Sharing |
| AllocIDSharedPoolID = SharedPoolID |
| } else if RangePool.Type == openolt.DeviceInfo_DeviceResourceRanges_Pool_GEMPORT_ID { |
| GEMPortIDStart = RangePool.Start |
| GEMPortIDEnd = RangePool.End |
| GEMPortIDShared = RangePool.Sharing |
| GEMPortIDSharedPoolID = SharedPoolID |
| } else if RangePool.Type == openolt.DeviceInfo_DeviceResourceRanges_Pool_FLOW_ID { |
| FlowIDStart = RangePool.Start |
| FlowIDEnd = RangePool.End |
| FlowIDShared = RangePool.Sharing |
| FlowIDSharedPoolID = SharedPoolID |
| } |
| } |
| |
| log.Debugw("Device info init", log.Fields{"technology": techRange.Technology, |
| "onu_id_start": ONUIDStart, "onu_id_end": ONUIDEnd, "onu_id_shared_pool_id": ONUIDSharedPoolID, |
| "alloc_id_start": AllocIDStart, "alloc_id_end": AllocIDEnd, |
| "alloc_id_shared_pool_id": AllocIDSharedPoolID, |
| "gemport_id_start": GEMPortIDStart, "gemport_id_end": GEMPortIDEnd, |
| "gemport_id_shared_pool_id": GEMPortIDSharedPoolID, |
| "flow_id_start": FlowIDStart, |
| "flow_id_end_idx": FlowIDEnd, |
| "flow_id_shared_pool_id": FlowIDSharedPoolID, |
| "intf_ids": techRange.IntfIds, |
| "uni_id_start": 0, |
| "uni_id_end_idx": 1, /*MaxUNIIDperONU()*/ |
| }) |
| |
| ponRMgr.InitDefaultPONResourceRanges(ONUIDStart, ONUIDEnd, ONUIDSharedPoolID, |
| AllocIDStart, AllocIDEnd, AllocIDSharedPoolID, |
| GEMPortIDStart, GEMPortIDEnd, GEMPortIDSharedPoolID, |
| FlowIDStart, FlowIDEnd, FlowIDSharedPoolID, 0, 1, |
| devInfo.PonPorts, techRange.IntfIds) |
| |
| // For global sharing, make sure to refresh both local and global resource manager instances' range |
| |
| if ONUIDShared == openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH { |
| globalPONRMgr.UpdateRanges(ponrmgr.ONU_ID_START_IDX, ONUIDStart, ponrmgr.ONU_ID_END_IDX, ONUIDEnd, |
| "", 0, nil) |
| ponRMgr.UpdateRanges(ponrmgr.ONU_ID_START_IDX, ONUIDStart, ponrmgr.ONU_ID_END_IDX, ONUIDEnd, |
| "", 0, globalPONRMgr) |
| } |
| if AllocIDShared == openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH { |
| globalPONRMgr.UpdateRanges(ponrmgr.ALLOC_ID_START_IDX, AllocIDStart, ponrmgr.ALLOC_ID_END_IDX, AllocIDEnd, |
| "", 0, nil) |
| |
| ponRMgr.UpdateRanges(ponrmgr.ALLOC_ID_START_IDX, AllocIDStart, ponrmgr.ALLOC_ID_END_IDX, AllocIDEnd, |
| "", 0, globalPONRMgr) |
| } |
| if GEMPortIDShared == openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH { |
| globalPONRMgr.UpdateRanges(ponrmgr.GEMPORT_ID_START_IDX, GEMPortIDStart, ponrmgr.GEMPORT_ID_END_IDX, GEMPortIDEnd, |
| "", 0, nil) |
| ponRMgr.UpdateRanges(ponrmgr.GEMPORT_ID_START_IDX, GEMPortIDStart, ponrmgr.GEMPORT_ID_END_IDX, GEMPortIDEnd, |
| "", 0, globalPONRMgr) |
| } |
| if FlowIDShared == openolt.DeviceInfo_DeviceResourceRanges_Pool_SHARED_BY_ALL_INTF_ALL_TECH { |
| globalPONRMgr.UpdateRanges(ponrmgr.FLOW_ID_START_IDX, FlowIDStart, ponrmgr.FLOW_ID_END_IDX, FlowIDEnd, |
| "", 0, nil) |
| ponRMgr.UpdateRanges(ponrmgr.FLOW_ID_START_IDX, FlowIDStart, ponrmgr.FLOW_ID_END_IDX, FlowIDEnd, |
| "", 0, globalPONRMgr) |
| } |
| |
| // Make sure loaded range fits the platform bit encoding ranges |
| ponRMgr.UpdateRanges(ponrmgr.UNI_ID_START_IDX, 0, ponrmgr.UNI_ID_END_IDX /* TODO =OpenOltPlatform.MAX_UNIS_PER_ONU-1*/, 1, "", 0, nil) |
| } |
| |
| // Delete clears used resources for the particular olt device being deleted |
| func (RsrcMgr *OpenOltResourceMgr) Delete() error { |
| /* TODO |
| def __del__(self): |
| self.log.info("clearing-device-resource-pool") |
| for key, resource_mgr in self.resource_mgrs.iteritems(): |
| resource_mgr.clear_device_resource_pool() |
| |
| def assert_pon_id_limit(self, pon_intf_id): |
| assert pon_intf_id in self.resource_mgrs |
| |
| def assert_onu_id_limit(self, pon_intf_id, onu_id): |
| self.assert_pon_id_limit(pon_intf_id) |
| self.resource_mgrs[pon_intf_id].assert_resource_limits(onu_id, PONResourceManager.ONU_ID) |
| |
| @property |
| def max_uni_id_per_onu(self): |
| return 0 #OpenOltPlatform.MAX_UNIS_PER_ONU-1, zero-based indexing Uncomment or override to make default multi-uni |
| |
| def assert_uni_id_limit(self, pon_intf_id, onu_id, uni_id): |
| self.assert_onu_id_limit(pon_intf_id, onu_id) |
| self.resource_mgrs[pon_intf_id].assert_resource_limits(uni_id, PONResourceManager.UNI_ID) |
| */ |
| for _, rsrcMgr := range RsrcMgr.ResourceMgrs { |
| if err := rsrcMgr.ClearDeviceResourcePool(); err != nil { |
| log.Debug("Failed to clear device resource pool") |
| return err |
| } |
| } |
| log.Debug("Cleared device resource pool") |
| return nil |
| } |
| |
| // GetONUID returns the available OnuID for the given pon-port |
| func (RsrcMgr *OpenOltResourceMgr) GetONUID(ponIntfID uint32) (uint32, error) { |
| // Check if Pon Interface ID is present in Resource-manager-map |
| if _, ok := RsrcMgr.ResourceMgrs[ponIntfID]; !ok { |
| err := errors.New("invalid-pon-interface-" + strconv.Itoa(int(ponIntfID))) |
| return 0, err |
| } |
| // Get ONU id for a provided pon interface ID. |
| ONUID, err := RsrcMgr.ResourceMgrs[ponIntfID].GetResourceID(ponIntfID, |
| ponrmgr.ONU_ID, 1) |
| if err != nil { |
| log.Errorf("Failed to get resource for interface %d for type %s", |
| ponIntfID, ponrmgr.ONU_ID) |
| return 0, err |
| } |
| if ONUID != nil { |
| RsrcMgr.ResourceMgrs[ponIntfID].InitResourceMap(fmt.Sprintf("%d,%d", ponIntfID, ONUID[0])) |
| return ONUID[0], err |
| } |
| |
| return 0, err // return OnuID 0 on error |
| } |
| |
| // GetFlowIDInfo returns the slice of flow info of the given pon-port |
| // Note: For flows which trap from the NNI and not really associated with any particular |
| // ONU (like LLDP), the onu_id and uni_id is set as -1. The intf_id is the NNI intf_id. |
| func (RsrcMgr *OpenOltResourceMgr) GetFlowIDInfo(ponIntfID uint32, onuID uint32, uniID uint32, flowID uint32) *[]FlowInfo { |
| var flows []FlowInfo |
| |
| FlowPath := fmt.Sprintf("%d,%d,%d", ponIntfID, onuID, uniID) |
| if err := RsrcMgr.ResourceMgrs[ponIntfID].GetFlowIDInfo(FlowPath, flowID, &flows); err != nil { |
| log.Errorw("Error while getting flows from KV store", log.Fields{"flowId": flowID}) |
| return nil |
| } |
| if len(flows) == 0 { |
| log.Debugw("No flowInfo found in KV store", log.Fields{"flowPath": FlowPath}) |
| return nil |
| } |
| return &flows |
| } |
| |
| // GetCurrentFlowIDsForOnu fetches flow ID from the resource manager |
| // Note: For flows which trap from the NNI and not really associated with any particular |
| // ONU (like LLDP), the onu_id and uni_id is set as -1. The intf_id is the NNI intf_id. |
| func (RsrcMgr *OpenOltResourceMgr) GetCurrentFlowIDsForOnu(PONIntfID uint32, ONUID uint32, UNIID uint32) []uint32 { |
| |
| FlowPath := fmt.Sprintf("%d,%d,%d", PONIntfID, ONUID, UNIID) |
| return RsrcMgr.ResourceMgrs[PONIntfID].GetCurrentFlowIDsForOnu(FlowPath) |
| } |
| |
| // UpdateFlowIDInfo updates flow info for the given pon interface, onu id, and uni id |
| // Note: For flows which trap from the NNI and not really associated with any particular |
| // ONU (like LLDP), the onu_id and uni_id is set as -1. The intf_id is the NNI intf_id. |
| func (RsrcMgr *OpenOltResourceMgr) UpdateFlowIDInfo(ponIntfID int32, onuID int32, uniID int32, |
| flowID uint32, flowData *[]FlowInfo) error { |
| FlowPath := fmt.Sprintf("%d,%d,%d", ponIntfID, onuID, uniID) |
| return RsrcMgr.ResourceMgrs[uint32(ponIntfID)].UpdateFlowIDInfoForOnu(FlowPath, flowID, *flowData) |
| } |
| |
| // GetFlowID return flow ID for a given pon interface id, onu id and uni id |
| func (RsrcMgr *OpenOltResourceMgr) GetFlowID(ponIntfID uint32, ONUID uint32, uniID uint32, |
| gemportID uint32, |
| flowStoreCookie uint64, |
| flowCategory string, vlanPcp ...uint32) (uint32, error) { |
| |
| var err error |
| FlowPath := fmt.Sprintf("%d,%d,%d", ponIntfID, ONUID, uniID) |
| FlowIDs := RsrcMgr.ResourceMgrs[ponIntfID].GetCurrentFlowIDsForOnu(FlowPath) |
| if FlowIDs != nil { |
| log.Debugw("Found flowId(s) for this ONU", log.Fields{"pon": ponIntfID, "ONUID": ONUID, "uniID": uniID, "KVpath": FlowPath}) |
| for _, flowID := range FlowIDs { |
| FlowInfo := RsrcMgr.GetFlowIDInfo(ponIntfID, ONUID, uniID, uint32(flowID)) |
| er := getFlowIDFromFlowInfo(FlowInfo, flowID, gemportID, flowStoreCookie, flowCategory, vlanPcp...) |
| if er == nil { |
| return flowID, er |
| } |
| } |
| } |
| log.Debug("No matching flows with flow cookie or flow category, allocating new flowid") |
| FlowIDs, err = RsrcMgr.ResourceMgrs[ponIntfID].GetResourceID(ponIntfID, |
| ponrmgr.FLOW_ID, 1) |
| if err != nil { |
| log.Errorf("Failed to get resource for interface %d for type %s", |
| ponIntfID, ponrmgr.FLOW_ID) |
| return uint32(0), err |
| } |
| if FlowIDs != nil { |
| _ = RsrcMgr.ResourceMgrs[ponIntfID].UpdateFlowIDForOnu(FlowPath, FlowIDs[0], true) |
| return FlowIDs[0], err |
| } |
| |
| return 0, err |
| } |
| |
| // GetAllocID return the first Alloc ID for a given pon interface id and onu id and then update the resource map on |
| // the KV store with the list of alloc_ids allocated for the pon_intf_onu_id tuple |
| // Currently of all the alloc_ids available, it returns the first alloc_id in the list for tha given ONU |
| func (RsrcMgr *OpenOltResourceMgr) GetAllocID(intfID uint32, onuID uint32, uniID uint32) uint32 { |
| |
| var err error |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", intfID, onuID, uniID) |
| AllocID := RsrcMgr.ResourceMgrs[intfID].GetCurrentAllocIDForOnu(IntfOnuIDUniID) |
| if AllocID != nil { |
| // Since we support only one alloc_id for the ONU at the moment, |
| // return the first alloc_id in the list, if available, for that |
| // ONU. |
| log.Debugw("Retrieved alloc ID from pon resource mgr", log.Fields{"AllocID": AllocID}) |
| return AllocID[0] |
| } |
| AllocID, err = RsrcMgr.ResourceMgrs[intfID].GetResourceID(intfID, |
| ponrmgr.ALLOC_ID, 1) |
| |
| if AllocID == nil || err != nil { |
| log.Error("Failed to allocate alloc id") |
| return 0 |
| } |
| // update the resource map on KV store with the list of alloc_id |
| // allocated for the pon_intf_onu_id tuple |
| err = RsrcMgr.ResourceMgrs[intfID].UpdateAllocIdsForOnu(IntfOnuIDUniID, AllocID) |
| if err != nil { |
| log.Error("Failed to update Alloc ID") |
| return 0 |
| } |
| log.Debugw("Allocated new Tcont from pon resource mgr", log.Fields{"AllocID": AllocID}) |
| return AllocID[0] |
| } |
| |
| // UpdateAllocIdsForOnu updates alloc ids in kv store for a given pon interface id, onu id and uni id |
| func (RsrcMgr *OpenOltResourceMgr) UpdateAllocIdsForOnu(ponPort uint32, onuID uint32, uniID uint32, allocID []uint32) error { |
| |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", ponPort, onuID, uniID) |
| return RsrcMgr.ResourceMgrs[ponPort].UpdateAllocIdsForOnu(IntfOnuIDUniID, |
| allocID) |
| } |
| |
| // GetCurrentGEMPortIDsForOnu returns gem ports for given pon interface , onu id and uni id |
| func (RsrcMgr *OpenOltResourceMgr) GetCurrentGEMPortIDsForOnu(intfID uint32, onuID uint32, |
| uniID uint32) []uint32 { |
| |
| /* Get gem ports for given pon interface , onu id and uni id. */ |
| |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", intfID, onuID, uniID) |
| return RsrcMgr.ResourceMgrs[intfID].GetCurrentGEMPortIDsForOnu(IntfOnuIDUniID) |
| } |
| |
| // GetCurrentAllocIDForOnu returns alloc ids for given pon interface and onu id |
| // Currently of all the alloc_ids available, it returns the first alloc_id in the list for tha given ONU |
| func (RsrcMgr *OpenOltResourceMgr) GetCurrentAllocIDForOnu(intfID uint32, onuID uint32, uniID uint32) uint32 { |
| |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", intfID, onuID, uniID) |
| AllocID := RsrcMgr.ResourceMgrs[intfID].GetCurrentAllocIDForOnu(IntfOnuIDUniID) |
| if AllocID != nil { |
| // Since we support only one alloc_id for the ONU at the moment, |
| // return the first alloc_id in the list, if available, for that |
| // ONU. |
| return AllocID[0] |
| } |
| return 0 |
| } |
| |
| // UpdateGEMportsPonportToOnuMapOnKVStore updates onu and uni id associated with the gem port to the kv store |
| // This stored information is used when packet_indication is received and we need to derive the ONU Id for which |
| // the packet arrived based on the pon_intf and gemport available in the packet_indication |
| func (RsrcMgr *OpenOltResourceMgr) UpdateGEMportsPonportToOnuMapOnKVStore(gemPorts []uint32, PonPort uint32, |
| onuID uint32, uniID uint32) error { |
| |
| /* Update onu and uni id associated with the gem port to the kv store. */ |
| var IntfGEMPortPath string |
| Data := fmt.Sprintf("%d %d", onuID, uniID) |
| for _, GEM := range gemPorts { |
| IntfGEMPortPath = fmt.Sprintf("%d,%d", PonPort, GEM) |
| Val, err := json.Marshal(Data) |
| if err != nil { |
| log.Error("failed to Marshal") |
| return err |
| } |
| |
| if err = RsrcMgr.KVStore.Put(IntfGEMPortPath, Val); err != nil { |
| log.Errorf("Failed to update resource %s", IntfGEMPortPath) |
| return err |
| } |
| } |
| return nil |
| } |
| |
| // GetGEMPortID gets gem port id for a particular pon port, onu id and uni id and then update the resource map on |
| // the KV store with the list of gemport_id allocated for the pon_intf_onu_id tuple |
| func (RsrcMgr *OpenOltResourceMgr) GetGEMPortID(ponPort uint32, onuID uint32, |
| uniID uint32, NumOfPorts uint32) ([]uint32, error) { |
| |
| /* Get gem port id for a particular pon port, onu id |
| and uni id. |
| */ |
| |
| var err error |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", ponPort, onuID, uniID) |
| |
| GEMPortList := RsrcMgr.ResourceMgrs[ponPort].GetCurrentGEMPortIDsForOnu(IntfOnuIDUniID) |
| if GEMPortList != nil { |
| return GEMPortList, nil |
| } |
| |
| GEMPortList, err = RsrcMgr.ResourceMgrs[ponPort].GetResourceID(ponPort, |
| ponrmgr.GEMPORT_ID, NumOfPorts) |
| if err != nil && GEMPortList == nil { |
| log.Errorf("Failed to get gem port id for %s", IntfOnuIDUniID) |
| return nil, err |
| } |
| |
| // update the resource map on KV store with the list of gemport_id |
| // allocated for the pon_intf_onu_id tuple |
| err = RsrcMgr.ResourceMgrs[ponPort].UpdateGEMPortIDsForOnu(IntfOnuIDUniID, |
| GEMPortList) |
| if err != nil { |
| log.Errorf("Failed to update GEM ports to kv store for %s", IntfOnuIDUniID) |
| return nil, err |
| } |
| _ = RsrcMgr.UpdateGEMportsPonportToOnuMapOnKVStore(GEMPortList, ponPort, |
| onuID, uniID) |
| return GEMPortList, err |
| } |
| |
| // UpdateGEMPortIDsForOnu updates gemport ids on to the kv store for a given pon port, onu id and uni id |
| func (RsrcMgr *OpenOltResourceMgr) UpdateGEMPortIDsForOnu(ponPort uint32, onuID uint32, |
| uniID uint32, GEMPortList []uint32) error { |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", ponPort, onuID, uniID) |
| return RsrcMgr.ResourceMgrs[ponPort].UpdateGEMPortIDsForOnu(IntfOnuIDUniID, |
| GEMPortList) |
| |
| } |
| |
| // FreeonuID releases(make free) onu id for a particular pon-port |
| func (RsrcMgr *OpenOltResourceMgr) FreeonuID(intfID uint32, onuID []uint32) { |
| |
| RsrcMgr.ResourceMgrs[intfID].FreeResourceID(intfID, ponrmgr.ONU_ID, onuID) |
| |
| /* Free onu id for a particular interface.*/ |
| var IntfonuID string |
| for _, onu := range onuID { |
| IntfonuID = fmt.Sprintf("%d,%d", intfID, onu) |
| RsrcMgr.ResourceMgrs[intfID].RemoveResourceMap(IntfonuID) |
| } |
| } |
| |
| // FreeFlowID returns the free flow id for a given interface, onu id and uni id |
| func (RsrcMgr *OpenOltResourceMgr) FreeFlowID(IntfID uint32, onuID int32, |
| uniID int32, FlowID uint32) { |
| var IntfONUID string |
| var err error |
| FlowIds := make([]uint32, 0) |
| |
| FlowIds = append(FlowIds, FlowID) |
| IntfONUID = fmt.Sprintf("%d,%d,%d", IntfID, onuID, uniID) |
| err = RsrcMgr.ResourceMgrs[IntfID].UpdateFlowIDForOnu(IntfONUID, FlowID, false) |
| if err != nil { |
| log.Error("Failed to Update flow id infor for %s", IntfONUID) |
| } |
| RsrcMgr.ResourceMgrs[IntfID].RemoveFlowIDInfo(IntfONUID, FlowID) |
| RsrcMgr.ResourceMgrs[IntfID].FreeResourceID(IntfID, ponrmgr.FLOW_ID, FlowIds) |
| } |
| |
| // FreeFlowIDs releases the flow Ids |
| func (RsrcMgr *OpenOltResourceMgr) FreeFlowIDs(IntfID uint32, onuID uint32, |
| uniID uint32, FlowID []uint32) { |
| |
| RsrcMgr.ResourceMgrs[IntfID].FreeResourceID(IntfID, ponrmgr.FLOW_ID, FlowID) |
| |
| var IntfOnuIDUniID string |
| var err error |
| for _, flow := range FlowID { |
| IntfOnuIDUniID = fmt.Sprintf("%d,%d,%d", IntfID, onuID, uniID) |
| err = RsrcMgr.ResourceMgrs[IntfID].UpdateFlowIDForOnu(IntfOnuIDUniID, flow, false) |
| if err != nil { |
| log.Error("Failed to Update flow id infor for %s", IntfOnuIDUniID) |
| } |
| RsrcMgr.ResourceMgrs[IntfID].RemoveFlowIDInfo(IntfOnuIDUniID, flow) |
| } |
| } |
| |
| // FreePONResourcesForONU make the pon resources free for a given pon interface and onu id, and the clears the |
| // resource map and the onuID associated with (pon_intf_id, gemport_id) tuple, |
| func (RsrcMgr *OpenOltResourceMgr) FreePONResourcesForONU(intfID uint32, onuID uint32, uniID uint32) { |
| |
| var onuIDs []uint32 |
| onuIDs = append(onuIDs, onuID) |
| IntfOnuIDUniID := fmt.Sprintf("%d,%d,%d", intfID, onuID, uniID) |
| |
| AllocIDs := RsrcMgr.ResourceMgrs[intfID].GetCurrentAllocIDForOnu(IntfOnuIDUniID) |
| |
| RsrcMgr.ResourceMgrs[intfID].FreeResourceID(intfID, |
| ponrmgr.ALLOC_ID, |
| AllocIDs) |
| |
| GEMPortIDs := RsrcMgr.ResourceMgrs[intfID].GetCurrentGEMPortIDsForOnu(IntfOnuIDUniID) |
| RsrcMgr.ResourceMgrs[intfID].FreeResourceID(intfID, |
| ponrmgr.GEMPORT_ID, |
| GEMPortIDs) |
| |
| FlowIDs := RsrcMgr.ResourceMgrs[intfID].GetCurrentFlowIDsForOnu(IntfOnuIDUniID) |
| RsrcMgr.ResourceMgrs[intfID].FreeResourceID(intfID, |
| ponrmgr.FLOW_ID, |
| FlowIDs) |
| if int32(onuID) >= 0 { |
| RsrcMgr.ResourceMgrs[intfID].FreeResourceID(intfID, |
| ponrmgr.ONU_ID, |
| onuIDs) |
| } |
| // Clear resource map associated with (pon_intf_id, gemport_id) tuple. |
| RsrcMgr.ResourceMgrs[intfID].RemoveResourceMap(IntfOnuIDUniID) |
| |
| // Clear the ONU Id associated with the (pon_intf_id, gemport_id) tuple. |
| for _, GEM := range GEMPortIDs { |
| _ = RsrcMgr.KVStore.Delete(fmt.Sprintf("%d,%d", intfID, GEM)) |
| } |
| } |
| |
| // IsFlowCookieOnKVStore checks if the given flow cookie is present on the kv store |
| // Returns true if the flow cookie is found, otherwise it returns false |
| func (RsrcMgr *OpenOltResourceMgr) IsFlowCookieOnKVStore(ponIntfID uint32, onuID uint32, uniID uint32, |
| flowStoreCookie uint64) bool { |
| |
| FlowPath := fmt.Sprintf("%d,%d,%d", ponIntfID, onuID, uniID) |
| FlowIDs := RsrcMgr.ResourceMgrs[ponIntfID].GetCurrentFlowIDsForOnu(FlowPath) |
| if FlowIDs != nil { |
| log.Debugw("Found flowId(s) for this ONU", log.Fields{"pon": ponIntfID, "onuID": onuID, "uniID": uniID, "KVpath": FlowPath}) |
| for _, flowID := range FlowIDs { |
| FlowInfo := RsrcMgr.GetFlowIDInfo(ponIntfID, onuID, uniID, uint32(flowID)) |
| if FlowInfo != nil { |
| log.Debugw("Found flows", log.Fields{"flows": *FlowInfo, "flowId": flowID}) |
| for _, Info := range *FlowInfo { |
| if Info.FlowStoreCookie == flowStoreCookie { |
| log.Debug("Found flow matching with flowStore cookie", log.Fields{"flowId": flowID, "flowStoreCookie": flowStoreCookie}) |
| return true |
| } |
| } |
| } |
| } |
| } |
| return false |
| } |
| |
| // GetTechProfileIDForOnu fetches Tech-Profile-ID from the KV-Store for the given onu based on the path |
| // This path is formed as the following: tp_id/{IntfID, OnuID, UniID} |
| func (RsrcMgr *OpenOltResourceMgr) GetTechProfileIDForOnu(IntfID uint32, OnuID uint32, UniID uint32) uint32 { |
| Path := fmt.Sprintf(TpIDPathSuffix, IntfID, OnuID, UniID) |
| var Data uint32 |
| Value, err := RsrcMgr.KVStore.Get(Path) |
| if err == nil { |
| if Value != nil { |
| Val, err := kvstore.ToByte(Value.Value) |
| if err != nil { |
| log.Errorw("Failed to convert into byte array", log.Fields{"error": err}) |
| return Data |
| } |
| if err = json.Unmarshal(Val, &Data); err != nil { |
| log.Error("Failed to unmarshal", log.Fields{"error": err}) |
| return Data |
| } |
| } |
| } else { |
| log.Errorf("Failed to get TP id from kvstore for path %s", Path) |
| } |
| log.Debugf("Getting TP id %d from path %s", Data, Path) |
| return Data |
| |
| } |
| |
| // RemoveTechProfileIDForOnu deletes the tech-profile-id from the KV-Store for the given onu based on the path |
| // This path is formed as the following: tp_id/{IntfID, OnuID, UniID} |
| func (RsrcMgr *OpenOltResourceMgr) RemoveTechProfileIDForOnu(IntfID uint32, OnuID uint32, UniID uint32) error { |
| IntfOnuUniID := fmt.Sprintf(TpIDPathSuffix, IntfID, OnuID, UniID) |
| if err := RsrcMgr.KVStore.Delete(IntfOnuUniID); err != nil { |
| log.Error("Failed to delete techprofile id resource %s in KV store", IntfOnuUniID) |
| return err |
| } |
| return nil |
| } |
| |
| //UpdateTechProfileIDForOnu updates (put) already present tech-profile-id for the given onu based on the path |
| // This path is formed as the following: tp_id/{IntfID, OnuID, UniID} |
| func (RsrcMgr *OpenOltResourceMgr) UpdateTechProfileIDForOnu(IntfID uint32, OnuID uint32, |
| UniID uint32, TpID uint32) error { |
| var Value []byte |
| var err error |
| |
| IntfOnuUniID := fmt.Sprintf(TpIDPathSuffix, IntfID, OnuID, UniID) |
| log.Debugf("updating tp id %d on path %s", TpID, IntfOnuUniID) |
| Value, err = json.Marshal(TpID) |
| if err != nil { |
| log.Error("failed to Marshal") |
| return err |
| } |
| if err = RsrcMgr.KVStore.Put(IntfOnuUniID, Value); err != nil { |
| log.Errorf("Failed to update resource %s", IntfOnuUniID) |
| return err |
| } |
| return err |
| } |
| |
| // UpdateMeterIDForOnu updates the meter id in the KV-Store for the given onu based on the path |
| // This path is formed as the following: tp_id/{IntfID, OnuID, UniID}/direction |
| func (RsrcMgr *OpenOltResourceMgr) UpdateMeterIDForOnu(Direction string, IntfID uint32, OnuID uint32, |
| UniID uint32, MeterConfig *ofp.OfpMeterConfig) error { |
| var Value []byte |
| var err error |
| |
| IntfOnuUniID := fmt.Sprintf(MeterIDPathSuffix, IntfID, OnuID, UniID, Direction) |
| Value, err = json.Marshal(*MeterConfig) |
| if err != nil { |
| log.Error("failed to Marshal meter config") |
| return err |
| } |
| if err = RsrcMgr.KVStore.Put(IntfOnuUniID, Value); err != nil { |
| log.Errorf("Failed to store meter into KV store %s", IntfOnuUniID) |
| return err |
| } |
| return err |
| } |
| |
| // GetMeterIDForOnu fetches the meter-id fromthe kv store for the given onu based on the path |
| // This path is formed as the following: tp_id/{IntfID, OnuID, UniID}/direction |
| func (RsrcMgr *OpenOltResourceMgr) GetMeterIDForOnu(Direction string, IntfID uint32, OnuID uint32, UniID uint32) (*ofp.OfpMeterConfig, error) { |
| Path := fmt.Sprintf(MeterIDPathSuffix, IntfID, OnuID, UniID, Direction) |
| var meterConfig ofp.OfpMeterConfig |
| Value, err := RsrcMgr.KVStore.Get(Path) |
| if err == nil { |
| if Value != nil { |
| log.Debug("Found meter in KV store", log.Fields{"Direction": Direction}) |
| Val, er := kvstore.ToByte(Value.Value) |
| if er != nil { |
| log.Errorw("Failed to convert into byte array", log.Fields{"error": er}) |
| return nil, er |
| } |
| if er = json.Unmarshal(Val, &meterConfig); er != nil { |
| log.Error("Failed to unmarshal meterconfig", log.Fields{"error": er}) |
| return nil, er |
| } |
| } else { |
| log.Debug("meter-does-not-exists-in-KVStore") |
| return nil, err |
| } |
| } else { |
| log.Errorf("Failed to get Meter config from kvstore for path %s", Path) |
| |
| } |
| return &meterConfig, err |
| } |
| |
| // RemoveMeterIDForOnu deletes the meter-id from the kV-Store for the given onu based on the path |
| // This path is formed as the following: tp_id/{IntfID, OnuID, UniID}/direction |
| func (RsrcMgr *OpenOltResourceMgr) RemoveMeterIDForOnu(Direction string, IntfID uint32, OnuID uint32, UniID uint32) error { |
| Path := fmt.Sprintf(MeterIDPathSuffix, IntfID, OnuID, UniID, Direction) |
| if err := RsrcMgr.KVStore.Delete(Path); err != nil { |
| log.Errorf("Failed to delete meter id %s from kvstore ", Path) |
| return err |
| } |
| return nil |
| } |
| |
| func getFlowIDFromFlowInfo(FlowInfo *[]FlowInfo, flowID, gemportID uint32, flowStoreCookie uint64, flowCategory string, vlanPcp ...uint32) error { |
| if FlowInfo != nil { |
| for _, Info := range *FlowInfo { |
| if int32(gemportID) == Info.Flow.GemportId && flowCategory != "" && Info.FlowCategory == flowCategory { |
| log.Debug("Found flow matching with flow category", log.Fields{"flowId": flowID, "FlowCategory": flowCategory}) |
| if Info.FlowCategory == "HSIA_FLOW" && Info.Flow.Classifier.OPbits == vlanPcp[0] { |
| log.Debug("Found matching vlan pcp ", log.Fields{"flowId": flowID, "Vlanpcp": vlanPcp[0]}) |
| return nil |
| } |
| } |
| if int32(gemportID) == Info.Flow.GemportId && flowStoreCookie != 0 && Info.FlowStoreCookie == flowStoreCookie { |
| if flowCategory != "" && Info.FlowCategory == flowCategory { |
| log.Debug("Found flow matching with flow category", log.Fields{"flowId": flowID, "FlowCategory": flowCategory}) |
| return nil |
| } |
| } |
| } |
| } |
| log.Errorw("invalid flow-info", log.Fields{"flow_info": FlowInfo}) |
| return errors.New("invalid flow-info") |
| } |