| /* |
| * Copyright 2017-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 org.onosproject.drivers.microsemi; |
| |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.util.concurrent.atomic.AtomicInteger; |
| |
| import org.apache.felix.scr.annotations.Activate; |
| import org.apache.felix.scr.annotations.Component; |
| import org.apache.felix.scr.annotations.Deactivate; |
| import org.apache.felix.scr.annotations.Reference; |
| import org.apache.felix.scr.annotations.ReferenceCardinality; |
| import org.onosproject.core.CoreService; |
| import org.onosproject.drivers.microsemi.yang.MseaUniEvcServiceNetconfService; |
| import org.onosproject.net.DeviceId; |
| import org.onosproject.net.meter.Band; |
| import org.onosproject.net.meter.Meter.Unit; |
| import org.onosproject.net.meter.MeterOperation; |
| import org.onosproject.net.meter.MeterOperations; |
| import org.onosproject.net.meter.MeterProvider; |
| import org.onosproject.net.meter.MeterProviderRegistry; |
| import org.onosproject.net.meter.MeterProviderService; |
| import org.onosproject.net.provider.AbstractProvider; |
| import org.onosproject.net.provider.ProviderId; |
| import org.onosproject.netconf.DatastoreId; |
| import org.onosproject.netconf.NetconfController; |
| import org.onosproject.netconf.NetconfException; |
| import org.onosproject.netconf.NetconfSession; |
| import org.onosproject.yang.gen.v1.mseatypes.rev20160229.mseatypes.CosColorType; |
| import org.onosproject.yang.gen.v1.mseatypes.rev20160229.mseatypes.PriorityType; |
| import org.onosproject.yang.gen.v1.mseatypes.rev20160229.mseatypes.coscolortype.CosColorTypeEnum; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.MseaUniEvcServiceOpParam; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.DefaultMefServices; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.MefServices; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.DefaultProfiles; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.Profiles; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.BwpGroup; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.Cos; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.DefaultBwpGroup; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.DefaultCos; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.bwpgroup.Bwp; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.bwpgroup.DefaultBwp; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.cos.costypechoice.DefaultEvcCosTypeEvcColorId; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.cos.costypechoice.EvcCosTypeEvcColorId; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.cos.costypechoice.evccostypeevccolorid.DefaultEvcCosTypeAll8PrioTo1EvcColor; |
| import org.onosproject.yang.gen.v1.mseaunievcservice.rev20160317.mseaunievcservice.mefservices.profiles.cos.costypechoice.evccostypeevccolorid.EvcCosTypeAll8PrioTo1EvcColor; |
| import org.slf4j.Logger; |
| |
| /** |
| * Provider which uses an NETCONF controller to handle meters. |
| * |
| * TODO: move this to an architecture similar to FlowRuleDriverProvider in order |
| * to use a behavior to discover meters. |
| */ |
| @Component(immediate = true, enabled = true) |
| public class EA1000MeterProvider extends AbstractProvider implements MeterProvider { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected NetconfController controller; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected MeterProviderRegistry providerRegistry; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected CoreService coreService; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected MseaUniEvcServiceNetconfService mseaUniEvcServiceSvc; |
| |
| private MeterProviderService providerService; |
| |
| private static final int COS_INDEX_1 = 1; |
| private static final short DEFAULT_OUTGOING_PRIO = 3; |
| |
| /** |
| * Creates a OpenFlow meter provider. |
| */ |
| public EA1000MeterProvider() { |
| super(new ProviderId("netconf", "org.onosproject.provider.meter.microsemi")); |
| } |
| |
| @Activate |
| public void activate() { |
| providerService = providerRegistry.register(this); |
| |
| } |
| |
| @Deactivate |
| public void deactivate() { |
| providerRegistry.unregister(this); |
| |
| providerService = null; |
| } |
| |
| @Override |
| public void performMeterOperation(DeviceId deviceId, MeterOperations meterOps) { |
| log.debug("Adding meterOps to Microsemi Meter Store"); |
| } |
| |
| @Override |
| public void performMeterOperation(DeviceId deviceId, MeterOperation meterOp) { |
| if (meterOp == null || deviceId == null) { |
| log.warn("Missing argument for performMeterOperation()"); |
| return; |
| } |
| log.debug("{} meterOp {} to Microsemi Meter Store", meterOp.type(), meterOp); |
| |
| long meterId = meterOp.meter().id().id(); |
| String deviceName = deviceId.uri().getSchemeSpecificPart(); |
| Unit unit = meterOp.meter().unit(); |
| |
| Profiles profiles = new DefaultProfiles(); |
| if (meterOp.type() == MeterOperation.Type.ADD || meterOp.type() == MeterOperation.Type.MODIFY) { |
| Bwp bwp = new DefaultBwp(); |
| bwp.cosIndex(COS_INDEX_1); |
| bwp.name("BWP-" + String.valueOf(meterId) + "-" + deviceName); |
| |
| long cirRateKbps = 0L; |
| long cbsRateKbps = 0L; |
| long eirRateKbps = 0L; |
| long ebsRateKbps = 0L; |
| for (Band band:meterOp.meter().bands()) { |
| if (band.type() == Band.Type.REMARK) { |
| //This relates to CIR/CBS |
| cirRateKbps = toBitsPerSec(band.rate(), unit); |
| cbsRateKbps = band.burst(); //Already in kbps |
| } else if (band.type() == Band.Type.DROP) { |
| //This relates to EIR/EBS |
| eirRateKbps = toBitsPerSec(band.rate(), unit); |
| ebsRateKbps = band.burst(); //Already in kbps |
| } |
| } |
| bwp.committedInformationRate(cirRateKbps); |
| bwp.excessInformationRate(eirRateKbps - cirRateKbps); |
| if (meterOp.meter().isBurst()) { |
| bwp.committedBurstSize(cbsRateKbps); |
| bwp.excessBurstSize(ebsRateKbps - cbsRateKbps); |
| } |
| |
| BwpGroup bwpg = new DefaultBwpGroup(); |
| bwpg.groupIndex((short) meterId); |
| bwpg.addToBwp(bwp); |
| |
| //Create cos-1 as referenced above - we only support 1 at the moment |
| Cos cos = new DefaultCos(); |
| cos.cosIndex(COS_INDEX_1); |
| cos.name("COS-1"); |
| cos.outgoingCosValue(PriorityType.of(DEFAULT_OUTGOING_PRIO)); |
| cos.colorAware(true); |
| cos.colorForward(true); |
| |
| EvcCosTypeAll8PrioTo1EvcColor ect = |
| new DefaultEvcCosTypeAll8PrioTo1EvcColor(); |
| ect.evcAll8ColorTo(CosColorType.of(CosColorTypeEnum.GREEN)); |
| profiles.addToBwpGroup(bwpg); |
| |
| EvcCosTypeEvcColorId cid = new DefaultEvcCosTypeEvcColorId(); |
| cid.evcCosTypeAll8PrioTo1EvcColor(ect); |
| cos.cosTypeChoice(cid); |
| profiles.addToCos(cos); |
| } else if (meterOp.type() == MeterOperation.Type.REMOVE) { |
| BwpGroup bwpg = new DefaultBwpGroup(); |
| bwpg.groupIndex((short) meterId); |
| |
| profiles.addToBwpGroup(bwpg); |
| } |
| |
| MefServices mefServices = new DefaultMefServices(); |
| mefServices.profiles(profiles); |
| |
| MseaUniEvcServiceOpParam mseaUniEvcServiceFilter = new MseaUniEvcServiceOpParam(); |
| mseaUniEvcServiceFilter.mefServices(mefServices); |
| |
| NetconfSession session = controller.getDevicesMap().get(deviceId).getSession(); |
| try { |
| if (meterOp.type() == MeterOperation.Type.REMOVE) { |
| mseaUniEvcServiceSvc.deleteMseaUniEvcService(mseaUniEvcServiceFilter, |
| session, DatastoreId.RUNNING); |
| } else { |
| mseaUniEvcServiceSvc.setMseaUniEvcService(mseaUniEvcServiceFilter, |
| session, DatastoreId.RUNNING); |
| } |
| } catch (NetconfException e) { |
| //This can fail if the BWP Group is deleted before the EVC that is dependent on it |
| //The delete of the EVC will be called on a separate thread to that should proceed |
| //within a few seconds after which we should try again |
| AtomicInteger retry = new AtomicInteger(4); |
| if (meterOp.type() == MeterOperation.Type.REMOVE && |
| e.getMessage().startsWith("Failed to run edit-config through NETCONF")) { |
| while (retry.getAndDecrement() > 0) { |
| try { |
| Thread.sleep(1000L); |
| log.debug("Retrying deletion of Bandwith Profile Group {}", |
| String.valueOf(meterId)); |
| mseaUniEvcServiceSvc.setMseaUniEvcService(mseaUniEvcServiceFilter, |
| session, DatastoreId.RUNNING); |
| return; //If it did not throw an exception |
| } catch (InterruptedException e1) { |
| Thread.currentThread().interrupt(); |
| log.debug("Error when deleting BWP profile on EA1000" + |
| " - trying again in 1 sec", e1); |
| } catch (NetconfException e1) { |
| log.debug("NETCONF failed to delete profile - trying again in 1 sec", e1); |
| } |
| } |
| log.error("Error deleting BWPGroup {} from {} after 4 tries: {}", |
| meterId, deviceId, e.getMessage()); |
| } else { |
| log.error("Error adding BWPGroup {} from {}: {}", |
| meterId, deviceId, e.getMessage()); |
| throw new UnsupportedOperationException(e); |
| } |
| } |
| } |
| |
| private static long toBitsPerSec(long rate, Unit unit) { |
| if (unit == Unit.KB_PER_SEC) { |
| return rate * 8; |
| } else { |
| return -1; |
| } |
| } |
| } |