diff options
Diffstat (limited to 'framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepReportMsgVer1.java')
| -rw-r--r-- | framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepReportMsgVer1.java | 309 |
1 files changed, 0 insertions, 309 deletions
diff --git a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepReportMsgVer1.java b/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepReportMsgVer1.java deleted file mode 100644 index 26e48dbd..00000000 --- a/framework/src/onos/protocols/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepReportMsgVer1.java +++ /dev/null @@ -1,309 +0,0 @@ -/* - * Copyright 2015 Open Networking Laboratory - * - * 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.pcepio.protocol.ver1; - -import java.util.LinkedList; -import java.util.ListIterator; - -import org.jboss.netty.buffer.ChannelBuffer; -import org.onosproject.pcepio.exceptions.PcepParseException; -import org.onosproject.pcepio.protocol.PcepLspObject; -import org.onosproject.pcepio.protocol.PcepMessageReader; -import org.onosproject.pcepio.protocol.PcepMessageWriter; -import org.onosproject.pcepio.protocol.PcepReportMsg; -import org.onosproject.pcepio.protocol.PcepSrpObject; -import org.onosproject.pcepio.protocol.PcepStateReport; -import org.onosproject.pcepio.protocol.PcepType; -import org.onosproject.pcepio.protocol.PcepVersion; -import org.onosproject.pcepio.types.PcepObjectHeader; -import org.slf4j.Logger; -import org.slf4j.LoggerFactory; - -import com.google.common.base.MoreObjects; - -/** - * Provides PCEP report message. - */ -class PcepReportMsgVer1 implements PcepReportMsg { - - // Pcep version: 1 - - /* - * The format of the PCRpt message is as follows: - * <PCRpt Message> ::= <Common Header> - * <state-report-list> - *Where: - * <state-report-list> ::= <state-report>[<state-report-list>] - * <state-report> ::= [<SRP>] - * <LSP> - * <path> - * Where: - * <path> ::= <ERO><attribute-list>[<RRO>] - * Where: - * <attribute-list> is defined in [RFC5440] and extended by PCEP extensions. - * where: - * <attribute-list> ::=[<LSPA>] - * [<BANDWIDTH>] - * [<metric-list>] - * [<IRO>] - * <metric-list> ::=<METRIC>[<metric-list>] - */ - protected static final Logger log = LoggerFactory.getLogger(PcepReportMsgVer1.class); - - public static final byte PACKET_VERSION = 1; - //PACKET_MINIMUM_LENGTH = CommonHeaderLen(4)+LspObjMinLen(8)+EroObjMinLen(12) - public static final int PACKET_MINIMUM_LENGTH = 24; - public static final PcepType MSG_TYPE = PcepType.REPORT; - public static final byte REPORT_OBJ_TYPE = 1; - //Optional TLV - private LinkedList<PcepStateReport> llStateReportList; - - public static final PcepReportMsgVer1.Reader READER = new Reader(); - - /** - * Reader class for reading PCEP report message from channel buffer. - */ - static class Reader implements PcepMessageReader<PcepReportMsg> { - - LinkedList<PcepStateReport> llStateReportList; - - @Override - public PcepReportMsg readFrom(ChannelBuffer cb) throws PcepParseException { - - if (cb.readableBytes() < PACKET_MINIMUM_LENGTH) { - throw new PcepParseException("Received packet size " + cb.readableBytes() - + " is less than the expected size: " + PACKET_MINIMUM_LENGTH); - } - llStateReportList = new LinkedList<>(); - byte version = cb.readByte(); - version = (byte) (version >> PcepMessageVer1.SHIFT_FLAG); - - if (version != PACKET_VERSION) { - throw new PcepParseException(" Invalid version: " + version); - } - - byte type = cb.readByte(); - - if (type != MSG_TYPE.getType()) { - throw new PcepParseException("Unexpected type: " + type); - } - - short length = cb.readShort(); - - if (length < PACKET_MINIMUM_LENGTH) { - throw new PcepParseException("Wrong length. Expected to be >= " + PACKET_MINIMUM_LENGTH + ", was: " - + length); - } - // parse state report list - parseStateReportList(cb); - return new PcepReportMsgVer1(llStateReportList); - } - - // Parse State Report list - public void parseStateReportList(ChannelBuffer cb) throws PcepParseException { - - /* - <state-report-list> - Where: - <state-report-list> ::= <state-report>[<state-report-list>] - <state-report> ::= [<SRP>] - <LSP> - <path> - Where: - <path> ::= <ERO><attribute-list>[<RRO>] - Where: - <attribute-list> is defined in [RFC5440] and extended by PCEP extensions. - - */ - - while (0 < cb.readableBytes()) { - - PcepStateReport pcestateReq = new PcepStateReportVer1(); - - /* - * SRP is optional - * Check whether SRP Object is available, if yes store it. - * First read common object header and check the Object Class whether it is SRP or LSP - * If it is LSP then store only LSP. So, SRP is optional. then read path and store. - * If it is SRP then store SRP and then read LSP, path and store them. - */ - - //mark the reader index to reset - cb.markReaderIndex(); - PcepObjectHeader tempObjHeader = PcepObjectHeader.read(cb); - - byte yObjectClass = tempObjHeader.getObjClass(); - byte yObjectType = tempObjHeader.getObjType(); - - //reset reader index - cb.resetReaderIndex(); - //If SRP present then store it. - if ((PcepSrpObjectVer1.SRP_OBJ_CLASS == yObjectClass) - && (PcepSrpObjectVer1.SRP_OBJ_TYPE == yObjectType)) { - PcepSrpObject srpObj; - srpObj = PcepSrpObjectVer1.read(cb); - pcestateReq.setSrpObject(srpObj); - } - - //store LSP object - PcepLspObject lspObj; - lspObj = PcepLspObjectVer1.read(cb); - pcestateReq.setLspObject(lspObj); - - //store path - PcepStateReport.PcepMsgPath msgPath = new PcepStateReportVer1().new PcepMsgPath().read(cb); - pcestateReq.setMsgPath(msgPath); - - llStateReportList.add(pcestateReq); - } - } - } - - /** - * Constructor to initialize State Report List. - * - * @param llStateReportList list of type Pcep state report - */ - PcepReportMsgVer1(LinkedList<PcepStateReport> llStateReportList) { - this.llStateReportList = llStateReportList; - } - - /** - * Builder class for PCEP Report message. - */ - static class Builder implements PcepReportMsg.Builder { - // Pcep report message fields - LinkedList<PcepStateReport> llStateReportList; - - @Override - public PcepVersion getVersion() { - return PcepVersion.PCEP_1; - } - - @Override - public PcepType getType() { - return PcepType.REPORT; - } - - @Override - public PcepReportMsg build() { - return new PcepReportMsgVer1(this.llStateReportList); - } - - @Override - public LinkedList<PcepStateReport> getStateReportList() { - return this.llStateReportList; - } - - @Override - public Builder setStateReportList(LinkedList<PcepStateReport> ll) { - this.llStateReportList = ll; - return this; - } - } - - @Override - public void writeTo(ChannelBuffer cb) throws PcepParseException { - WRITER.write(cb, this); - } - - static final Writer WRITER = new Writer(); - - /** - * Writer class for writing PCEP report message to channel buffer. - */ - static class Writer implements PcepMessageWriter<PcepReportMsgVer1> { - - @Override - public void write(ChannelBuffer cb, PcepReportMsgVer1 message) throws PcepParseException { - - int startIndex = cb.writerIndex(); - - // first 3 bits set to version - cb.writeByte((byte) (PACKET_VERSION << PcepMessageVer1.SHIFT_FLAG)); - - // message type - cb.writeByte(MSG_TYPE.getType()); - - // length is length of variable message, will be updated at the end - // Store the position of message - // length in buffer - int msgLenIndex = cb.writerIndex(); - - cb.writeShort((short) 0); - ListIterator<PcepStateReport> listIterator = message.llStateReportList.listIterator(); - - while (listIterator.hasNext()) { - - PcepStateReport stateRpt = listIterator.next(); - PcepSrpObject srpObj = stateRpt.getSrpObject(); - - //SRP object is optional - if (srpObj != null) { - srpObj.write(cb); - } - - //LSP object is mandatory - PcepLspObject lspObj = stateRpt.getLspObject(); - if (lspObj == null) { - throw new PcepParseException("LSP Object is mandatory object for PcRpt message."); - } else { - lspObj.write(cb); - } - - //path is mandatory - PcepStateReport.PcepMsgPath msgPath = stateRpt.getMsgPath(); - if (msgPath == null) { - throw new PcepParseException("Message path is mandatory object for PcRpt message."); - } else { - msgPath.write(cb); - } - } - - // update message length field - int length = cb.writerIndex() - startIndex; - cb.setShort(msgLenIndex, (short) length); - } - } - - @Override - public PcepVersion getVersion() { - return PcepVersion.PCEP_1; - } - - @Override - public PcepType getType() { - return MSG_TYPE; - } - - @Override - public LinkedList<PcepStateReport> getStateReportList() { - return this.llStateReportList; - } - - @Override - public void setStateReportList(LinkedList<PcepStateReport> ll) { - this.llStateReportList = ll; - } - - @Override - public String toString() { - return MoreObjects.toStringHelper(getClass()) - .add("StateReportList", llStateReportList) - .toString(); - } -} |