| /* |
| * Copyright 2016-present 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.vtnweb.gui; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.ui.RequestHandler; |
| import org.onosproject.ui.UiMessageHandler; |
| import org.onosproject.ui.table.TableModel; |
| import org.onosproject.ui.table.TableRequestHandler; |
| import org.onosproject.vtnrsc.FixedIp; |
| import org.onosproject.vtnrsc.FlowClassifier; |
| import org.onosproject.vtnrsc.FlowClassifierId; |
| import org.onosproject.vtnrsc.PortChain; |
| import org.onosproject.vtnrsc.PortPair; |
| import org.onosproject.vtnrsc.PortPairGroup; |
| import org.onosproject.vtnrsc.PortPairGroupId; |
| import org.onosproject.vtnrsc.PortPairId; |
| import org.onosproject.vtnrsc.VirtualPort; |
| import org.onosproject.vtnrsc.VirtualPortId; |
| import org.onosproject.vtnrsc.flowclassifier.FlowClassifierService; |
| import org.onosproject.vtnrsc.portchain.PortChainService; |
| import org.onosproject.vtnrsc.portpair.PortPairService; |
| import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService; |
| import org.onosproject.vtnrsc.virtualport.VirtualPortService; |
| |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.collect.ImmutableSet; |
| |
| /** |
| * Message handler for service function chain view related messages. |
| */ |
| public class SfcViewMessageHandler extends UiMessageHandler { |
| |
| private static final String SLASH = " ; "; |
| private static final String NONE = "none"; |
| private static final String SFCTYPE = "Service Function Chain"; |
| |
| private static final String SFC_DATA_REQ = "sfcDataRequest"; |
| private static final String SFC_DATA_RESP = "sfcDataResponse"; |
| private static final String SFCS = "sfcs"; |
| |
| private static final String ID = "id"; |
| private static final String STATE = "_iconid_state"; |
| private static final String PORTCHAINNAME = "portChainName"; |
| private static final String HOSTS = "hosts"; |
| private static final String TYPE = "type"; |
| private static final String SRCIP = "srcIp"; |
| private static final String DSTIP = "dstIp"; |
| |
| private static final String[] COL_IDS = { |
| ID, STATE, PORTCHAINNAME, HOSTS, TYPE, SRCIP, DSTIP |
| }; |
| |
| private static final String ICON_ID_ONLINE = "active"; |
| private static final String ICON_ID_OFFLINE = "inactive"; |
| |
| @Override |
| protected Collection<RequestHandler> createRequestHandlers() { |
| return ImmutableSet.of(new SfcDataRequest()); |
| } |
| |
| // handler for sfc table requests |
| private final class SfcDataRequest extends TableRequestHandler { |
| |
| private static final String NO_ROWS_MESSAGE = "No Service Function Chain found"; |
| |
| private SfcDataRequest() { |
| super(SFC_DATA_REQ, SFC_DATA_RESP, SFCS); |
| } |
| |
| @Override |
| protected String[] getColumnIds() { |
| return COL_IDS; |
| } |
| |
| @Override |
| protected String defaultColumnId() { |
| return PORTCHAINNAME; |
| } |
| |
| @Override |
| protected String noRowsMessage(ObjectNode payload) { |
| return NO_ROWS_MESSAGE; |
| } |
| |
| @Override |
| protected void populateTable(TableModel tm, ObjectNode payload) { |
| PortChainService pcs = get(PortChainService.class); |
| Iterable<PortChain> portChains = pcs.getPortChains(); |
| portChains.forEach(pchain -> populateRow(tm.addRow(), pchain)); |
| } |
| |
| //populate the row of service function chain |
| private void populateRow(TableModel.Row row, PortChain pchain) { |
| PortChainIpRange portChainIpRange = portChainIpRange(pchain); |
| List<VirtualPort> vpList = sfcPorts(pchain); |
| row.cell(ID, pchain.portChainId().value().toString()) |
| .cell(STATE, sfcState(vpList)) |
| .cell(PORTCHAINNAME, pchain.name()) |
| .cell(HOSTS, sfcHosts(vpList)) |
| .cell(TYPE, SFCTYPE) |
| .cell(SRCIP, portChainIpRange.srcip()) |
| .cell(DSTIP, portChainIpRange.dstip()); |
| } |
| |
| //PortChainIpRange |
| private PortChainIpRange portChainIpRange(PortChain pchain) { |
| List<FlowClassifierId> flowClassifierList = pchain.flowClassifiers(); |
| FlowClassifierService fcs = get(FlowClassifierService.class); |
| StringBuffer srcipbuf = new StringBuffer(); |
| StringBuffer dstipbuf = new StringBuffer(); |
| if (flowClassifierList != null) { |
| flowClassifierList.stream().forEach(fcid -> { |
| FlowClassifier fc = fcs.getFlowClassifier(fcid); |
| String srcip = fc.srcIpPrefix().toString(); |
| String dstip = fc.dstIpPrefix().toString(); |
| srcipbuf.append(srcip).append(SLASH); |
| dstipbuf.append(dstip).append(SLASH); |
| }); |
| } |
| String srcip = NONE; |
| String dstip = NONE; |
| if (srcipbuf.length() > 0) { |
| srcip = srcipbuf.substring(0, srcipbuf.length() - SLASH.length()); |
| } |
| if (dstipbuf.length() > 0) { |
| dstip = dstipbuf.substring(0, dstipbuf.length() - SLASH.length()); |
| } |
| PortChainIpRange portChainIpRange = new PortChainIpRange(srcip, dstip); |
| return portChainIpRange; |
| } |
| |
| //the VirtualPorts of service function chain |
| private List<VirtualPort> sfcPorts(PortChain pchain) { |
| List<PortPairGroupId> portPairGroupList = pchain.portPairGroups(); |
| PortPairGroupService ppgs = get(PortPairGroupService.class); |
| PortPairService pps = get(PortPairService.class); |
| VirtualPortService vps = get(VirtualPortService.class); |
| List<VirtualPort> vpList = new ArrayList<VirtualPort>(); |
| if (portPairGroupList != null) { |
| portPairGroupList.stream().forEach(ppgid -> { |
| PortPairGroup ppg = ppgs.getPortPairGroup(ppgid); |
| List<PortPairId> portPairList = ppg.portPairs(); |
| if (portPairList != null) { |
| portPairList.stream().forEach(ppid -> { |
| PortPair pp = pps.getPortPair(ppid); |
| VirtualPort vp = vps.getPort(VirtualPortId.portId(pp.ingress())); |
| vpList.add(vp); |
| }); |
| } |
| }); |
| } |
| return vpList; |
| } |
| |
| //the state of service function chain |
| private String sfcState(List<VirtualPort> vpList) { |
| for (VirtualPort vp : vpList) { |
| if (vp.state().equals(VirtualPort.State.DOWN)) { |
| return ICON_ID_OFFLINE; |
| } |
| } |
| return ICON_ID_ONLINE; |
| } |
| |
| //the hosts of service function chain |
| private String sfcHosts(List<VirtualPort> vpList) { |
| StringBuffer hostsbuf = new StringBuffer(); |
| for (VirtualPort vp : vpList) { |
| Iterator<FixedIp> fixedIps = vp.fixedIps().iterator(); |
| if (fixedIps.hasNext()) { |
| FixedIp fixedIp = fixedIps.next(); |
| IpAddress ip = fixedIp.ip(); |
| hostsbuf.append(ip.toString()).append(SLASH); |
| } |
| } |
| if (hostsbuf.length() > 0) { |
| return hostsbuf.substring(0, hostsbuf.length() - SLASH.length()); |
| } |
| return hostsbuf.toString(); |
| } |
| |
| //source ip prefix and destination ip prefix |
| private final class PortChainIpRange { |
| private final String srcip; |
| private final String dstip; |
| |
| private PortChainIpRange(String srcip, String dstip) { |
| this.srcip = srcip; |
| this.dstip = dstip; |
| } |
| |
| public String srcip() { |
| return srcip; |
| } |
| |
| public String dstip() { |
| return dstip; |
| } |
| } |
| } |
| } |