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/*
* Copyright 2018-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 omci
import (
"bytes"
"encoding/binary"
"encoding/hex"
me "github.com/opencord/omci-lib-go/v2/generated"
)
type MibDbEntry struct {
classId me.ClassID
entityId EntityID
params me.AttributeValueMap
}
type MibDb struct {
NumberOfCommands uint16
items []MibDbEntry
}
type EntityID []byte
func (e EntityID) ToString() string {
return hex.EncodeToString(e)
}
func (e EntityID) ToUint16() uint16 {
return binary.BigEndian.Uint16(e)
}
func (e EntityID) ToUint32() uint32 {
return binary.BigEndian.Uint32(e)
}
func (e EntityID) FromUint16(id uint16) EntityID {
buff := new(bytes.Buffer)
err := binary.Write(buff, binary.BigEndian, id)
if err != nil {
panic(err)
}
return buff.Bytes()
}
func (e EntityID) Equals(i EntityID) bool {
if res := bytes.Compare(e, i); res == 0 {
return true
}
return false
}
const (
cardHolderOnuType byte = 0x01 // ONU is a single piece of integrated equipment
ethernetUnitType byte = 0x2f // Ethernet BASE-T
xgsPonUnitType byte = 0xee // XG-PON10G10
potsUnitType byte = 0x20 // POTS
cardHolderSlotID byte = 0x01
tcontSlotId byte = 0x80 // why is this not the same as the cardHolderSlotID, it does not point to anything
aniGId byte = 0x01
upstreamPriorityQueues = 8 // Number of queues for each T-CONT
downstreamPriorityQueues = 16 // Number of queues for each PPTP
tconts = 8 // NOTE will we ever need to configure this?
// trafficSchedulers = 8 // NOTE will we ever need to configure this?
)
var (
cardHolderEntityID = EntityID{cardHolderOnuType, cardHolderSlotID}
circuitPackEntityID = cardHolderEntityID // is the same as that of the cardholder ME containing this circuit pack instance
)
func GenerateUniPortEntityId(id uint32) EntityID {
return EntityID{cardHolderSlotID, byte(id)}
}
// creates a MIB database for a ONU
// CircuitPack and CardHolder are static, everything else can be configured
func GenerateMibDatabase(ethUniPortCount int, potsUniPortCount int) (*MibDb, error) {
mibDb := MibDb{
items: []MibDbEntry{},
}
// the first element to return is the ONU-Data
mibDb.items = append(mibDb.items, MibDbEntry{
me.OnuDataClassID,
EntityID{0x00, 0x00},
me.AttributeValueMap{me.OnuData_MibDataSync: 0}, // FIXME this needs to be parametrized before sending the response
})
// then we report the CardHolder
// NOTE we have not report it till now, so leave it commented out
//mibDb.items = append(mibDb.items, MibDbEntry{
// me.CardholderClassID,
// cardHolderEntityID,
// me.AttributeValueMap{
// "ActualPlugInUnitType": cardHolderOnuType,
// "ExpectedPlugInUnitType": ethernetUnitType,
// },
//})
// circuitPack XG-PON10G10
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_Type: xgsPonUnitType,
me.CircuitPack_NumberOfPorts: 1, // NOTE is this the ANI port? must be
me.CircuitPack_SerialNumber: ToOctets("BBSM-Circuit-Pack-ani", 20),
me.CircuitPack_Version: ToOctets("v0.0.1", 20),
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_VendorId: ToOctets("ONF", 4),
me.CircuitPack_AdministrativeState: 0,
me.CircuitPack_OperationalState: 0,
me.CircuitPack_BridgedOrIpInd: 0,
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_EquipmentId: ToOctets("BBSM-Circuit-Pack", 20),
me.CircuitPack_CardConfiguration: 0,
me.CircuitPack_TotalTContBufferNumber: 8,
me.CircuitPack_TotalPriorityQueueNumber: 8,
me.CircuitPack_TotalTrafficSchedulerNumber: 0,
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_PowerShedOverride: uint32(0),
},
})
// ANI-G
mibDb.items = append(mibDb.items, MibDbEntry{
me.AniGClassID,
EntityID{tcontSlotId, aniGId},
me.AttributeValueMap{
me.AniG_Arc: 0,
me.AniG_ArcInterval: 0,
me.AniG_Deprecated: 0,
me.AniG_GemBlockLength: 48,
me.AniG_LowerOpticalThreshold: 255,
me.AniG_LowerTransmitPowerThreshold: 129,
me.AniG_OnuResponseTime: 0,
me.AniG_OpticalSignalLevel: 57428,
me.AniG_PiggybackDbaReporting: 0,
me.AniG_SignalDegradeThreshold: 9,
me.AniG_SignalFailThreshold: 5,
me.AniG_SrIndication: 1,
me.AniG_TotalTcontNumber: 8,
me.AniG_TransmitOpticalLevel: 3171,
me.AniG_UpperOpticalThreshold: 255,
me.AniG_UpperTransmitPowerThreshold: 129,
},
})
// circuitPack Ethernet
// NOTE the circuit pack is divided in multiple messages as too big to fit in a single one
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_Type: ethernetUnitType,
me.CircuitPack_NumberOfPorts: ethUniPortCount,
me.CircuitPack_SerialNumber: ToOctets("BBSM-Circuit-Pack", 20),
me.CircuitPack_Version: ToOctets("v0.0.1", 20),
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_VendorId: ToOctets("ONF", 4),
me.CircuitPack_AdministrativeState: 0,
me.CircuitPack_OperationalState: 0,
me.CircuitPack_BridgedOrIpInd: 0,
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_EquipmentId: ToOctets("BBSM-Circuit-Pack", 20),
me.CircuitPack_CardConfiguration: 0,
me.CircuitPack_TotalTContBufferNumber: 8,
me.CircuitPack_TotalPriorityQueueNumber: 8,
me.CircuitPack_TotalTrafficSchedulerNumber: 16,
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_PowerShedOverride: uint32(0),
},
})
if potsUniPortCount > 0 {
// circuitPack POTS
// NOTE the circuit pack is divided in multiple messages as too big to fit in a single one
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_Type: potsUnitType,
me.CircuitPack_NumberOfPorts: potsUniPortCount,
me.CircuitPack_SerialNumber: ToOctets("BBSM-Circuit-Pack", 20),
me.CircuitPack_Version: ToOctets("v0.0.1", 20),
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_VendorId: ToOctets("ONF", 4),
me.CircuitPack_AdministrativeState: 0,
me.CircuitPack_OperationalState: 0,
me.CircuitPack_BridgedOrIpInd: 0,
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_EquipmentId: ToOctets("BBSM-Circuit-Pack", 20),
me.CircuitPack_CardConfiguration: 0,
me.CircuitPack_TotalTContBufferNumber: 8,
me.CircuitPack_TotalPriorityQueueNumber: 8,
me.CircuitPack_TotalTrafficSchedulerNumber: 16,
},
})
mibDb.items = append(mibDb.items, MibDbEntry{
me.CircuitPackClassID,
circuitPackEntityID,
me.AttributeValueMap{
me.CircuitPack_PowerShedOverride: uint32(0),
},
})
}
// PPTP and UNI-Gs
// NOTE this are dependent on the number of UNI this ONU supports
// Through an identical ID, the UNI-G ME is implicitly linked to an instance of a PPTP
totalPortsCount := ethUniPortCount + potsUniPortCount
for i := 1; i <= totalPortsCount; i++ {
uniEntityId := GenerateUniPortEntityId(uint32(i))
if i <= ethUniPortCount {
// first, create the correct amount of ethernet UNIs, the same is done in onu.go
mibDb.items = append(mibDb.items, MibDbEntry{
me.PhysicalPathTerminationPointEthernetUniClassID,
uniEntityId,
me.AttributeValueMap{
me.PhysicalPathTerminationPointEthernetUni_ExpectedType: 0,
me.PhysicalPathTerminationPointEthernetUni_SensedType: ethernetUnitType,
me.PhysicalPathTerminationPointEthernetUni_AutoDetectionConfiguration: 0,
me.PhysicalPathTerminationPointEthernetUni_EthernetLoopbackConfiguration: 0,
me.PhysicalPathTerminationPointEthernetUni_AdministrativeState: 0,
me.PhysicalPathTerminationPointEthernetUni_OperationalState: 0,
me.PhysicalPathTerminationPointEthernetUni_ConfigurationInd: 3,
me.PhysicalPathTerminationPointEthernetUni_MaxFrameSize: 1518,
me.PhysicalPathTerminationPointEthernetUni_DteOrDceInd: 0,
me.PhysicalPathTerminationPointEthernetUni_PauseTime: 0,
me.PhysicalPathTerminationPointEthernetUni_BridgedOrIpInd: 2,
me.PhysicalPathTerminationPointEthernetUni_Arc: 0,
me.PhysicalPathTerminationPointEthernetUni_ArcInterval: 0,
me.PhysicalPathTerminationPointEthernetUni_PppoeFilter: 0,
me.PhysicalPathTerminationPointEthernetUni_PowerControl: 0,
},
})
} else {
// the remaining ones are pots UNIs, the same is done in onu.go
mibDb.items = append(mibDb.items, MibDbEntry{
me.PhysicalPathTerminationPointPotsUniClassID,
uniEntityId,
me.AttributeValueMap{
me.PhysicalPathTerminationPointPotsUni_AdministrativeState: 0,
me.PhysicalPathTerminationPointPotsUni_Deprecated: 0,
me.PhysicalPathTerminationPointPotsUni_Arc: 0,
me.PhysicalPathTerminationPointPotsUni_ArcInterval: 0,
me.PhysicalPathTerminationPointPotsUni_Impedance: 0,
me.PhysicalPathTerminationPointPotsUni_TransmissionPath: 0,
me.PhysicalPathTerminationPointPotsUni_RxGain: 0,
me.PhysicalPathTerminationPointPotsUni_TxGain: 0,
me.PhysicalPathTerminationPointPotsUni_OperationalState: 0,
me.PhysicalPathTerminationPointPotsUni_HookState: 0,
me.PhysicalPathTerminationPointPotsUni_PotsHoldoverTime: 0,
me.PhysicalPathTerminationPointPotsUni_NominalFeedVoltage: 0,
me.PhysicalPathTerminationPointPotsUni_LossOfSoftswitch: 0,
},
})
}
mibDb.items = append(mibDb.items, MibDbEntry{
me.UniGClassID,
uniEntityId,
me.AttributeValueMap{
me.UniG_AdministrativeState: 0,
me.UniG_Deprecated: 0,
me.UniG_ManagementCapability: 0,
me.UniG_NonOmciManagementIdentifier: 0,
me.UniG_RelayAgentOptions: 0,
},
})
// Downstream Queues (related to PPTP)
// 16 priorities queues for each UNI Ports
// EntityID = cardHolderSlotID + Uni EntityID (0101)
for j := 1; j <= downstreamPriorityQueues; j++ {
queueEntityId := EntityID{cardHolderSlotID, byte(j)}
// we first report the PriorityQueue without any attribute
mibDb.items = append(mibDb.items, MibDbEntry{
me.PriorityQueueClassID,
queueEntityId, //was not reported in the original implementation
me.AttributeValueMap{},
})
// then we report it with the required attributes
// In the downstream direction, the first byte is the slot number and the second byte is the port number of the queue's destination port.
relatedPort := append(uniEntityId, 0x00, byte(j))
mibDb.items = append(mibDb.items, MibDbEntry{
me.PriorityQueueClassID,
queueEntityId, //was not reported in the original implementation
me.AttributeValueMap{
me.PriorityQueue_QueueConfigurationOption: 0,
me.PriorityQueue_MaximumQueueSize: 100,
me.PriorityQueue_AllocatedQueueSize: 100,
me.PriorityQueue_DiscardBlockCounterResetInterval: 0,
me.PriorityQueue_ThresholdValueForDiscardedBlocksDueToBufferOverflow: 0,
me.PriorityQueue_RelatedPort: relatedPort.ToUint32(),
me.PriorityQueue_TrafficSchedulerPointer: 0, //it was hardcoded to 0x0108 in the current implementation
me.PriorityQueue_Weight: 1,
me.PriorityQueue_BackPressureOperation: 1,
me.PriorityQueue_BackPressureTime: 0,
me.PriorityQueue_BackPressureOccurQueueThreshold: 0,
me.PriorityQueue_BackPressureClearQueueThreshold: 0,
},
})
}
}
// T-CONTS and Traffic Schedulers
for i := 1; i <= tconts; i++ {
tcontEntityId := EntityID{tcontSlotId, byte(i)}
mibDb.items = append(mibDb.items, MibDbEntry{
me.TContClassID,
tcontEntityId,
me.AttributeValueMap{
me.TCont_AllocId: 65535,
},
})
tsEntityId := EntityID{cardHolderSlotID, byte(i)}
mibDb.items = append(mibDb.items, MibDbEntry{
me.TrafficSchedulerClassID,
tsEntityId, //was not reported in the original implementation
me.AttributeValueMap{
me.TrafficScheduler_TContPointer: tcontEntityId.ToUint16(), // was hardcoded to a non-existing t-cont
me.TrafficScheduler_TrafficSchedulerPointer: 0,
me.TrafficScheduler_Policy: 02,
me.TrafficScheduler_PriorityWeight: 0,
},
})
for j := 1; j <= upstreamPriorityQueues; j++ {
queueEntityId := EntityID{tcontSlotId, byte(j)}
// Upstream Queues (related to traffic schedulers)
// 8 priorities queues per TCONT
// EntityID = tcontSlotId + Uni EntityID (8001)
// we first report the PriorityQueue without any attribute
mibDb.items = append(mibDb.items, MibDbEntry{
me.PriorityQueueClassID,
queueEntityId, //was not reported in the original implementation
me.AttributeValueMap{},
})
// then we report it with the required attributes
// In the upstream direction, the first 2 bytes are the ME ID of the associated T- CONT, the first byte of which is a slot number, the second byte a T-CONT number.
relatedPort := append(tcontEntityId, 0x00, byte(j))
mibDb.items = append(mibDb.items, MibDbEntry{
me.PriorityQueueClassID,
queueEntityId, //was not reported in the original implementation
me.AttributeValueMap{
me.PriorityQueue_QueueConfigurationOption: 0,
me.PriorityQueue_MaximumQueueSize: 100,
me.PriorityQueue_AllocatedQueueSize: 100,
me.PriorityQueue_DiscardBlockCounterResetInterval: 0,
me.PriorityQueue_ThresholdValueForDiscardedBlocksDueToBufferOverflow: 0,
me.PriorityQueue_RelatedPort: relatedPort.ToUint32(),
me.PriorityQueue_TrafficSchedulerPointer: tsEntityId.ToUint16(), //it was hardcoded to 0x0108 in the current implementation
me.PriorityQueue_Weight: 1,
me.PriorityQueue_BackPressureOperation: 1,
me.PriorityQueue_BackPressureTime: 0,
me.PriorityQueue_BackPressureOccurQueueThreshold: 0,
me.PriorityQueue_BackPressureClearQueueThreshold: 0,
},
})
}
}
// ONU-2g
mibDb.items = append(mibDb.items, MibDbEntry{
me.Onu2GClassID,
EntityID{0x00, 0x00},
me.AttributeValueMap{
me.Onu2G_ConnectivityCapability: 127,
me.Onu2G_CurrentConnectivityMode: 0,
me.Onu2G_Deprecated: 1,
me.Onu2G_PriorityQueueScaleFactor: 1,
me.Onu2G_QualityOfServiceQosConfigurationFlexibility: 63,
me.Onu2G_Sysuptime: 0,
me.Onu2G_TotalGemPortIdNumber: 8,
me.Onu2G_TotalPriorityQueueNumber: 64,
me.Onu2G_TotalTrafficSchedulerNumber: 8,
},
})
mibDb.NumberOfCommands = uint16(len(mibDb.items))
return &mibDb, nil
}