diff options
Diffstat (limited to 'v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces')
4 files changed, 418 insertions, 209 deletions
diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/AddressCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/AddressCustomizer.java deleted file mode 100644 index 65055744b..000000000 --- a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/AddressCustomizer.java +++ /dev/null @@ -1,209 +0,0 @@ -/* - * Copyright (c) 2016 Cisco and/or its affiliates. - * - * 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 io.fd.honeycomb.v3po.translate.v3po.interfaces.ip; - -import static com.google.common.base.Preconditions.checkArgument; -import static com.google.common.base.Preconditions.checkNotNull; - -import com.google.common.base.Optional; -import io.fd.honeycomb.v3po.translate.spi.write.ListWriterCustomizer; -import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer; -import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext; -import io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils; -import io.fd.honeycomb.v3po.translate.write.WriteContext; -import io.fd.honeycomb.v3po.translate.write.WriteFailedException; -import java.util.List; -import java.util.concurrent.CompletionStage; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.Ipv4; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Address; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.AddressKey; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.Subnet; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.subnet.Netmask; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.subnet.PrefixLength; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.subnet.PrefixLengthBuilder; -import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DottedQuad; -import org.opendaylight.yangtools.yang.binding.DataObject; -import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; -import org.openvpp.jvpp.VppBaseCallException; -import org.openvpp.jvpp.dto.SwInterfaceAddDelAddress; -import org.openvpp.jvpp.dto.SwInterfaceAddDelAddressReply; -import org.openvpp.jvpp.future.FutureJVpp; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -/** - * Customizer for writing {@link Address} - */ -public class AddressCustomizer extends FutureJVppCustomizer implements ListWriterCustomizer<Address, AddressKey> { - - private static final Logger LOG = LoggerFactory.getLogger(AddressCustomizer.class); - private final NamingContext interfaceContext; - - public AddressCustomizer(FutureJVpp futureJvpp, NamingContext interfaceContext) { - super(futureJvpp); - this.interfaceContext = interfaceContext; - } - - @Override - public void writeCurrentAttributes(InstanceIdentifier<Address> id, Address dataAfter, WriteContext writeContext) - throws WriteFailedException { - setAddress(true, id, dataAfter, writeContext); - } - - @Override - public void updateCurrentAttributes(InstanceIdentifier<Address> id, Address dataBefore, Address dataAfter, - WriteContext writeContext) throws WriteFailedException { - throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, - new UnsupportedOperationException("Operation not supported")); - } - - @Override - public void deleteCurrentAttributes(InstanceIdentifier<Address> id, Address dataBefore, WriteContext writeContext) - throws WriteFailedException { - setAddress(false, id, dataBefore, writeContext); - } - - @Override - public Optional<List<Address>> extract(InstanceIdentifier<Address> currentId, DataObject parentData) { - return Optional.fromNullable((((Ipv4) parentData).getAddress())); - } - - private void setAddress(boolean add, final InstanceIdentifier<Address> id, final Address address, - final WriteContext writeContext) throws WriteFailedException { - - final String interfaceName = id.firstKeyOf(Interface.class).getName(); - final int swIfc = interfaceContext.getIndex(interfaceName, writeContext.getMappingContext()); - - Subnet subnet = address.getSubnet(); - - if (subnet instanceof PrefixLength) { - setPrefixLengthSubnet(add, id, interfaceName, swIfc, address, (PrefixLength) subnet); - } else if (subnet instanceof Netmask) { - setNetmaskSubnet(add, id, interfaceName, swIfc, address, (Netmask) subnet); - } else { - // FIXME how does choice extensibility work - // FIXME it is not even possible to create a dedicated - // customizer for Interconnection, since it's not a DataObject - // FIXME we might need a choice customizer - // THis choice is already from augment, so its probably not - // possible to augment augmented choice - LOG.error("Unable to handle subnet of type {}", subnet.getClass()); - throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass()); - } - } - - private void setNetmaskSubnet(final boolean add, final InstanceIdentifier<Address> id, final String name, - final int swIfc, - final Address ipv4Addr, final Netmask subnet) throws WriteFailedException { - LOG.debug("Setting Subnet(subnet-mask) for interface: {}, {}. Subnet: {}, Ipv4: {}", name, swIfc, subnet, - ipv4Addr); - - byte[] addr = TranslateUtils.ipv4AddressNoZoneToArray(ipv4Addr.getIp()); - final DottedQuad netmask = subnet.getNetmask(); - - checkNotNull(addr, "Null address"); - checkNotNull(netmask, "Null netmask"); - - // find netmask bit-length - final short subnetLength = getSubnetMaskLength(netmask.getValue()); - PrefixLengthBuilder lengthBuilder = new PrefixLengthBuilder().setPrefixLength(subnetLength); - - setPrefixLengthSubnet(add, id, name, swIfc, ipv4Addr, lengthBuilder.build()); - } - - /** - * Returns the prefix size in bits of the specified subnet mask. Example: For the subnet mask 255.255.255.128 it - * returns 25 while for 255.0.0.0 it returns 8. If the passed subnetMask array is not complete or contains not only - * leading ones, IllegalArgumentExpression is thrown - * - * @param mask the subnet mask in dot notation 255.255.255.255 - * @return the prefix length as number of bits - */ - private static short getSubnetMaskLength(final String mask) { - String[] maskParts = mask.split("\\."); - - final int DOTTED_QUAD_MASK_LENGHT = 4; - final int IPV4_ADDRESS_PART_BITS_COUNT = 8; - final int NETMASK_PART_LIMIT = 256; // 2 power to 8 - - checkArgument(maskParts.length == DOTTED_QUAD_MASK_LENGHT, - "Network mask %s is not in Quad Dotted Decimal notation!", mask); - - long maskAsNumber = 0; - for (int i = 0; i < DOTTED_QUAD_MASK_LENGHT; i++) { - maskAsNumber <<= IPV4_ADDRESS_PART_BITS_COUNT; - int value = Integer.parseInt(maskParts[i]); - checkArgument(value < NETMASK_PART_LIMIT, "Network mask %s contains invalid number(s) over 255!", mask); - checkArgument(value >= 0, "Network mask %s contains invalid negative number(s)!", mask); - maskAsNumber += value; - } - - String bits = Long.toBinaryString(maskAsNumber); - checkArgument(bits.length() == IPV4_ADDRESS_PART_BITS_COUNT * DOTTED_QUAD_MASK_LENGHT, - "Incorrect network mask %s", mask); - final int leadingOnes = bits.indexOf('0'); - checkArgument(leadingOnes != -1, "Broadcast address %s is not allowed!", mask); - checkArgument(bits.substring(leadingOnes).indexOf('1') == -1, - "Non-contiguous network mask %s is not allowed!", mask); - return (short) leadingOnes; - } - - private void setPrefixLengthSubnet(boolean add, final InstanceIdentifier<Address> id, final String name, - final int swIfc, - final Address address, final PrefixLength subnet) throws WriteFailedException { - try { - LOG.debug("Setting Subnet(prefix-length) for interface: {}, {}. Subnet: {}, Address: {}", name, swIfc, - subnet, address); - - final Short plen = subnet.getPrefixLength(); - checkArgument(plen > 0, "Invalid length"); - - final byte[] addr = TranslateUtils.ipv4AddressNoZoneToArray(address.getIp()); - checkNotNull(addr, "Null address"); - - final CompletionStage<SwInterfaceAddDelAddressReply> swInterfaceAddDelAddressReplyCompletionStage = - getFutureJVpp() - .swInterfaceAddDelAddress( - getSwInterfaceAddDelAddressRequest(swIfc, TranslateUtils.booleanToByte(add) /* isAdd */, - (byte) 0 /* isIpv6 */, (byte) 0 /* delAll */, plen.byteValue(), addr)); - - TranslateUtils.getReplyForWrite(swInterfaceAddDelAddressReplyCompletionStage.toCompletableFuture(), id); - - LOG.debug("Subnet(prefix-length) set successfully for interface: {}, {}, Subnet: {}, Address: {}", name, - swIfc, subnet, address); - } catch (VppBaseCallException e) { - LOG.warn("Failed to set Subnet(prefix-length) for interface: {}, {}, Subnet: {}, Address: {}", name, swIfc, - subnet, address); - throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass(), e); - } - } - - private SwInterfaceAddDelAddress getSwInterfaceAddDelAddressRequest(final int swIfc, final byte isAdd, - final byte ipv6, final byte deleteAll, - final byte length, final byte[] addr) { - final SwInterfaceAddDelAddress swInterfaceAddDelAddress = new SwInterfaceAddDelAddress(); - swInterfaceAddDelAddress.swIfIndex = swIfc; - swInterfaceAddDelAddress.isAdd = isAdd; - swInterfaceAddDelAddress.isIpv6 = ipv6; - swInterfaceAddDelAddress.delAll = deleteAll; - swInterfaceAddDelAddress.address = addr; - swInterfaceAddDelAddress.addressLength = length; - return swInterfaceAddDelAddress; - } - -} diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/Ipv4AddressCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/Ipv4AddressCustomizer.java new file mode 100644 index 000000000..a05bd8f08 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/Ipv4AddressCustomizer.java @@ -0,0 +1,146 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * 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 io.fd.honeycomb.v3po.translate.v3po.interfaces.ip; + +import static com.google.common.base.Preconditions.checkNotNull; +import static io.fd.honeycomb.v3po.translate.v3po.interfaces.ip.Ipv4WriteUtils.addDelAddress; +import static io.fd.honeycomb.v3po.translate.v3po.interfaces.ip.Ipv4WriteUtils.getSubnetMaskLength; + +import com.google.common.base.Optional; +import io.fd.honeycomb.v3po.translate.spi.write.ListWriterCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext; +import io.fd.honeycomb.v3po.translate.write.WriteContext; +import io.fd.honeycomb.v3po.translate.write.WriteFailedException; +import java.util.List; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.Ipv4; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.Address; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.AddressKey; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.Subnet; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.subnet.Netmask; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.ip.rev140616.interfaces._interface.ipv4.address.subnet.PrefixLength; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DottedQuad; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Customizer for writing {@link Address} + */ +public class Ipv4AddressCustomizer extends FutureJVppCustomizer implements ListWriterCustomizer<Address, AddressKey> { + + private static final Logger LOG = LoggerFactory.getLogger(Ipv4AddressCustomizer.class); + private final NamingContext interfaceContext; + + public Ipv4AddressCustomizer(FutureJVpp futureJvpp, NamingContext interfaceContext) { + super(futureJvpp); + this.interfaceContext = interfaceContext; + } + + @Override + public void writeCurrentAttributes(InstanceIdentifier<Address> id, Address dataAfter, WriteContext writeContext) + throws WriteFailedException { + setAddress(true, id, dataAfter, writeContext); + } + + @Override + public void updateCurrentAttributes(InstanceIdentifier<Address> id, Address dataBefore, Address dataAfter, + WriteContext writeContext) throws WriteFailedException { + throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, + new UnsupportedOperationException("Operation not supported")); + } + + @Override + public void deleteCurrentAttributes(InstanceIdentifier<Address> id, Address dataBefore, WriteContext writeContext) + throws WriteFailedException { + setAddress(false, id, dataBefore, writeContext); + } + + @Override + public Optional<List<Address>> extract(InstanceIdentifier<Address> currentId, DataObject parentData) { + return Optional.fromNullable((((Ipv4) parentData).getAddress())); + } + + private void setAddress(boolean add, final InstanceIdentifier<Address> id, final Address address, + final WriteContext writeContext) throws WriteFailedException { + + final String interfaceName = id.firstKeyOf(Interface.class).getName(); + final int interfaceIndex = interfaceContext.getIndex(interfaceName, writeContext.getMappingContext()); + + Subnet subnet = address.getSubnet(); + + if (subnet instanceof PrefixLength) { + setPrefixLengthSubnet(add, id, interfaceName, interfaceIndex, address, (PrefixLength) subnet); + } else if (subnet instanceof Netmask) { + setNetmaskSubnet(add, id, interfaceName, interfaceIndex, address, (Netmask) subnet); + } else { + // FIXME how does choice extensibility work + // FIXME it is not even possible to create a dedicated + // customizer for Interconnection, since it's not a DataObject + // FIXME we might need a choice customizer + // THis choice is already from augment, so its probably not + // possible to augment augmented choice + LOG.error("Unable to handle subnet of type {}", subnet.getClass()); + throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass()); + } + } + + private void setNetmaskSubnet(final boolean add, @Nonnull final InstanceIdentifier<Address> id, + @Nonnull final String interfaceName, final int interfaceIndex, + @Nonnull final Address address, @Nonnull final Netmask subnet) + throws WriteFailedException { + try { + LOG.debug("Setting Subnet(subnet-mask) for interface: {}(id={}). Subnet: {}, address: {}", + interfaceName, interfaceIndex, subnet, address); + + final DottedQuad netmask = subnet.getNetmask(); + checkNotNull(netmask, "netmask value should not be null"); + + final byte subnetLength = getSubnetMaskLength(netmask.getValue()); + addDelAddress(getFutureJVpp(), add, id, interfaceIndex, address.getIp(), subnetLength); + } catch (VppBaseCallException e) { + LOG.warn("Failed to set Subnet(subnet-mask) for interface: {}(id={}). Subnet: {}, address: {}", + interfaceName, interfaceIndex, subnet, address); + throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass(), e); + } + } + + private void setPrefixLengthSubnet(final boolean add, @Nonnull final InstanceIdentifier<Address> id, + @Nonnull final String interfaceName, final int interfaceIndex, + @Nonnull final Address address, @Nonnull final PrefixLength subnet) + throws WriteFailedException { + try { + LOG.debug("Setting Subnet(prefix-length) for interface: {}(id={}). Subnet: {}, address: {}", + interfaceName, interfaceIndex, subnet, address); + + addDelAddress(getFutureJVpp(), add, id, interfaceIndex, address.getIp(), + subnet.getPrefixLength().byteValue()); + + LOG.debug("Subnet(prefix-length) set successfully for interface: {}(id={}). Subnet: {}, address: {}", + interfaceName, interfaceIndex, subnet, address); + } catch (VppBaseCallException e) { + LOG.warn("Failed to set Subnet(prefix-length) for interface: {}(id={}). Subnet: {}, address: {}", + interfaceName, interfaceIndex, subnet, address); + throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass(), e); + } + } +} diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/Ipv4WriteUtils.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/Ipv4WriteUtils.java new file mode 100644 index 000000000..c9fd2e692 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/Ipv4WriteUtils.java @@ -0,0 +1,111 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * 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 io.fd.honeycomb.v3po.translate.v3po.interfaces.ip; + +import static com.google.common.base.Preconditions.checkArgument; +import static com.google.common.base.Preconditions.checkNotNull; + +import io.fd.honeycomb.v3po.translate.v3po.util.TranslateUtils; +import io.fd.honeycomb.v3po.translate.v3po.util.WriteTimeoutException; +import java.util.concurrent.CompletionStage; +import javax.annotation.Nonnegative; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.dto.SwInterfaceAddDelAddress; +import org.openvpp.jvpp.dto.SwInterfaceAddDelAddressReply; +import org.openvpp.jvpp.future.FutureJVpp; + +/** + * Utility class providing Ipv4 CUD support. + */ +// TODO replace with interface with default methods or abstract class +final class Ipv4WriteUtils { + + private static final int DOTTED_QUAD_MASK_LENGTH = 4; + private static final int IPV4_ADDRESS_PART_BITS_COUNT = 8; + private static final int NETMASK_PART_LIMIT = 256; // 2 power to 8 + + private Ipv4WriteUtils() { + throw new UnsupportedOperationException("This utility class cannot be instantiated"); + } + + static void addDelAddress(@Nonnull final FutureJVpp futureJvpp, final boolean add, final InstanceIdentifier<?> id, + @Nonnegative final int ifaceId, + @Nonnull final Ipv4AddressNoZone address, @Nonnegative final byte prefixLength) + throws VppBaseCallException, WriteTimeoutException { + checkArgument(prefixLength > 0, "Invalid prefix length"); + checkNotNull(address, "address should not be null"); + + final byte[] addressBytes = TranslateUtils.ipv4AddressNoZoneToArray(address); + + final CompletionStage<SwInterfaceAddDelAddressReply> swInterfaceAddDelAddressReplyCompletionStage = + futureJvpp.swInterfaceAddDelAddress( + getSwInterfaceAddDelAddressRequest(ifaceId, TranslateUtils.booleanToByte(add) /* isAdd */, + (byte) 0 /* isIpv6 */, (byte) 0 /* delAll */, prefixLength, addressBytes)); + + TranslateUtils.getReplyForWrite(swInterfaceAddDelAddressReplyCompletionStage.toCompletableFuture(), id); + } + + static SwInterfaceAddDelAddress getSwInterfaceAddDelAddressRequest(final int swIfc, final byte isAdd, + final byte ipv6, final byte deleteAll, + final byte length, final byte[] addr) { + final SwInterfaceAddDelAddress swInterfaceAddDelAddress = new SwInterfaceAddDelAddress(); + swInterfaceAddDelAddress.swIfIndex = swIfc; + swInterfaceAddDelAddress.isAdd = isAdd; + swInterfaceAddDelAddress.isIpv6 = ipv6; + swInterfaceAddDelAddress.delAll = deleteAll; + swInterfaceAddDelAddress.address = addr; + swInterfaceAddDelAddress.addressLength = length; + return swInterfaceAddDelAddress; + } + + /** + * Returns the prefix size in bits of the specified subnet mask. Example: For the subnet mask 255.255.255.128 it + * returns 25 while for 255.0.0.0 it returns 8. If the passed subnetMask array is not complete or contains not only + * leading ones, IllegalArgumentExpression is thrown + * + * @param mask the subnet mask in dot notation 255.255.255.255 + * @return the prefix length as number of bits + */ + static byte getSubnetMaskLength(final String mask) { + String[] maskParts = mask.split("\\."); + + checkArgument(maskParts.length == DOTTED_QUAD_MASK_LENGTH, + "Network mask %s is not in Quad Dotted Decimal notation!", mask); + + long maskAsNumber = 0; + for (int i = 0; i < DOTTED_QUAD_MASK_LENGTH; i++) { + maskAsNumber <<= IPV4_ADDRESS_PART_BITS_COUNT; + int value = Integer.parseInt(maskParts[i]); + checkArgument(value < NETMASK_PART_LIMIT, "Network mask %s contains invalid number(s) over 255!", mask); + checkArgument(value >= 0, "Network mask %s contains invalid negative number(s)!", mask); + maskAsNumber += value; + } + + String bits = Long.toBinaryString(maskAsNumber); + checkArgument(bits.length() == IPV4_ADDRESS_PART_BITS_COUNT * DOTTED_QUAD_MASK_LENGTH, + "Incorrect network mask %s", mask); + final int leadingOnes = bits.indexOf('0'); + checkArgument(leadingOnes != -1, "Broadcast address %s is not allowed!", mask); + checkArgument(bits.substring(leadingOnes).indexOf('1') == -1, + "Non-contiguous network mask %s is not allowed!", mask); + return (byte) leadingOnes; + } + +} diff --git a/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/SubInterfaceIpv4AddressCustomizer.java b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/SubInterfaceIpv4AddressCustomizer.java new file mode 100644 index 000000000..ccdcc6ce2 --- /dev/null +++ b/v3po/v3po2vpp/src/main/java/io/fd/honeycomb/v3po/translate/v3po/interfaces/ip/SubInterfaceIpv4AddressCustomizer.java @@ -0,0 +1,161 @@ +/* + * Copyright (c) 2016 Cisco and/or its affiliates. + * + * 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 io.fd.honeycomb.v3po.translate.v3po.interfaces.ip; + +import static com.google.common.base.Preconditions.checkNotNull; +import static io.fd.honeycomb.v3po.translate.v3po.interfaces.ip.Ipv4WriteUtils.addDelAddress; +import static io.fd.honeycomb.v3po.translate.v3po.interfaces.ip.Ipv4WriteUtils.getSubnetMaskLength; + +import com.google.common.base.Optional; +import io.fd.honeycomb.v3po.translate.spi.write.ListWriterCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.FutureJVppCustomizer; +import io.fd.honeycomb.v3po.translate.v3po.util.NamingContext; +import io.fd.honeycomb.v3po.translate.v3po.util.SubInterfaceUtils; +import io.fd.honeycomb.v3po.translate.write.WriteContext; +import io.fd.honeycomb.v3po.translate.write.WriteFailedException; +import java.util.List; +import javax.annotation.Nonnull; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey; +import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DottedQuad; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.sub.interfaces.SubInterface; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.interfaces._interface.sub.interfaces.SubInterfaceKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.ip4.attributes.Ipv4; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.ip4.attributes.ipv4.Address; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.ip4.attributes.ipv4.AddressKey; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.ip4.attributes.ipv4.address.Subnet; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.ip4.attributes.ipv4.address.subnet.Netmask; +import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vpp.vlan.rev150527.sub._interface.ip4.attributes.ipv4.address.subnet.PrefixLength; +import org.opendaylight.yangtools.yang.binding.DataObject; +import org.opendaylight.yangtools.yang.binding.InstanceIdentifier; +import org.openvpp.jvpp.VppBaseCallException; +import org.openvpp.jvpp.future.FutureJVpp; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +/** + * Write customizer for sub-interface {@link Address} + */ +public class SubInterfaceIpv4AddressCustomizer extends FutureJVppCustomizer + implements ListWriterCustomizer<Address, AddressKey> { + + private static final Logger LOG = LoggerFactory.getLogger(SubInterfaceIpv4AddressCustomizer.class); + private final NamingContext interfaceContext; + + public SubInterfaceIpv4AddressCustomizer(@Nonnull final FutureJVpp futureJvpp, + @Nonnull final NamingContext interfaceContext) { + super(futureJvpp); + this.interfaceContext = checkNotNull(interfaceContext, "interface context should not be null"); + } + + @Override + public void writeCurrentAttributes(InstanceIdentifier<Address> id, Address dataAfter, WriteContext writeContext) + throws WriteFailedException { + setAddress(true, id, dataAfter, writeContext); + } + + @Override + public void updateCurrentAttributes(InstanceIdentifier<Address> id, Address dataBefore, Address dataAfter, + WriteContext writeContext) throws WriteFailedException { + throw new WriteFailedException.UpdateFailedException(id, dataBefore, dataAfter, + new UnsupportedOperationException("Operation not supported")); + } + + @Override + public void deleteCurrentAttributes(InstanceIdentifier<Address> id, Address dataBefore, WriteContext writeContext) + throws WriteFailedException { + setAddress(false, id, dataBefore, writeContext); + } + + @Override + public Optional<List<Address>> extract(InstanceIdentifier<Address> currentId, DataObject parentData) { + return Optional.fromNullable((((Ipv4) parentData).getAddress())); + } + + private void setAddress(boolean add, final InstanceIdentifier<Address> id, final Address address, + final WriteContext writeContext) throws WriteFailedException { + + final String interfaceName = id.firstKeyOf(Interface.class).getName(); + final String subInterfaceName = getSubInterfaceName(id); + final int subInterfaceIndex = interfaceContext.getIndex(subInterfaceName, writeContext.getMappingContext()); + + Subnet subnet = address.getSubnet(); + + if (subnet instanceof PrefixLength) { + setPrefixLengthSubnet(add, id, interfaceName, subInterfaceIndex, address, (PrefixLength) subnet); + } else if (subnet instanceof Netmask) { + setNetmaskSubnet(add, id, interfaceName, subInterfaceIndex, address, (Netmask) subnet); + } else { + // FIXME how does choice extensibility work + // FIXME it is not even possible to create a dedicated + // customizer for Interconnection, since it's not a DataObject + // FIXME we might need a choice customizer + // THis choice is already from augment, so its probably not + // possible to augment augmented choice + LOG.error("Unable to handle subnet of type {}", subnet.getClass()); + throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass()); + } + } + + private String getSubInterfaceName(@Nonnull final InstanceIdentifier<Address> id) { + final InterfaceKey parentInterfacekey = id.firstKeyOf(Interface.class); + final SubInterfaceKey subInterfacekey = id.firstKeyOf(SubInterface.class); + return SubInterfaceUtils + .getSubInterfaceName(parentInterfacekey.getName(), subInterfacekey.getIdentifier().intValue()); + } + + private void setNetmaskSubnet(final boolean add, @Nonnull final InstanceIdentifier<Address> id, + @Nonnull final String subInterfaceName, final int subInterfaceIndex, + @Nonnull final Address address, @Nonnull final Netmask subnet) + throws WriteFailedException { + try { + LOG.debug("Setting Subnet(subnet-mask) for sub-interface: {}(id={}). Subnet: {}, address: {}", + subInterfaceName, subInterfaceIndex, subnet, address); + + final DottedQuad netmask = subnet.getNetmask(); + checkNotNull(netmask, "netmask value should not be null"); + + final byte subnetLength = getSubnetMaskLength(netmask.getValue()); + addDelAddress(getFutureJVpp(), add, id, subInterfaceIndex, address.getIp(), subnetLength); + + } catch (VppBaseCallException e) { + LOG.warn("Failed to set Subnet(subnet-mask) for sub-interface: {}(id={}). Subnet: {}, address: {}", + subInterfaceName, subInterfaceIndex, subnet, address); + throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass(), e); + } + } + + private void setPrefixLengthSubnet(final boolean add, @Nonnull final InstanceIdentifier<Address> id, + @Nonnull final String subInterfaceName, final int subInterfaceIndex, + @Nonnull final Address address, @Nonnull final PrefixLength subnet) + throws WriteFailedException { + try { + LOG.debug("Setting Subnet(prefix-length) for sub-interface: {}(id={}). Subnet: {}, address: {}", + subInterfaceName, subInterfaceIndex, subnet, address); + + addDelAddress(getFutureJVpp(), add, id, subInterfaceIndex, address.getIp(), + subnet.getPrefixLength().byteValue()); + + LOG.debug("Subnet(prefix-length) set successfully for sub-interface: {}(id={}). Subnet: {}, address: {}", + subInterfaceName, subInterfaceIndex, subnet, address); + } catch (VppBaseCallException e) { + LOG.warn("Failed to set Subnet(prefix-length) for sub-interface: {}(id={}). Subnet: {}, address: {}", + subInterfaceName, subInterfaceIndex, subnet, address); + throw new WriteFailedException(id, "Unable to handle subnet of type " + subnet.getClass(), e); + } + } +} |