| /* |
| * 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 org.onosproject.openstacktroubleshoot.cli; |
| |
| import com.google.common.collect.Sets; |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.apache.karaf.shell.commands.Option; |
| import org.onlab.packet.IpAddress; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.openstacknetworking.api.InstancePort; |
| import org.onosproject.openstacknetworking.api.InstancePortService; |
| import org.onosproject.openstacktroubleshoot.api.OpenstackTroubleshootService; |
| import org.onosproject.openstacktroubleshoot.api.Reachability; |
| |
| import java.util.Optional; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import static org.onosproject.openstacknetworking.api.InstancePort.State.ACTIVE; |
| |
| /** |
| * Checks the east-west VMs connectivity. |
| */ |
| @Command(scope = "onos", name = "openstack-check-east-west", |
| description = "Checks the east-west VMs connectivity") |
| public class OpenstackEastWestProbeCommand extends AbstractShellCommand { |
| |
| private static final String REACHABLE = "Reachable :)"; |
| private static final String UNREACHABLE = "Unreachable :("; |
| private static final String ARROW = "->"; |
| |
| private static final String FORMAT = "%-20s%-5s%-20s%-20s"; |
| |
| @Option(name = "-a", aliases = "--all", description = "Apply this command to all VMs", |
| required = false, multiValued = false) |
| private boolean isAll = false; |
| |
| @Argument(index = 0, name = "vmIps", description = "VMs' IP addresses", |
| required = false, multiValued = true) |
| private String[] vmIps = null; |
| |
| @Override |
| protected void execute() { |
| OpenstackTroubleshootService tsService = |
| get(OpenstackTroubleshootService.class); |
| |
| InstancePortService instPortService = get(InstancePortService.class); |
| |
| if (tsService == null) { |
| error("Failed to troubleshoot openstack networking."); |
| return; |
| } |
| |
| if ((!isAll && vmIps == null) || (isAll && vmIps != null)) { |
| print("Please specify one of VM IP address or -a option."); |
| return; |
| } |
| |
| if (isAll) { |
| printHeader(); |
| // send ICMP PACKET_OUT to all connect VMs whose instance port state is ACTIVE |
| Set<InstancePort> activePorts = instPortService.instancePorts().stream() |
| .filter(p -> p.state() == ACTIVE) |
| .collect(Collectors.toSet()); |
| |
| activePorts.forEach(srcPort -> |
| activePorts.forEach(dstPort -> |
| printReachability(tsService.probeEastWest(srcPort, dstPort)) |
| ) |
| ); |
| } else { |
| if (vmIps.length > 2) { |
| print("Too many VM IPs. The number of IP should be limited to 2."); |
| return; |
| } |
| |
| IpAddress srcIp = getIpAddress(vmIps[0]); |
| |
| if (srcIp == null) { |
| return; |
| } |
| |
| InstancePort srcPort = instPort(instPortService, srcIp); |
| |
| if (srcPort == null) { |
| print("Specified source IP is not existing."); |
| return; |
| } |
| |
| final Set<IpAddress> dstIps = Sets.newConcurrentHashSet(); |
| |
| if (vmIps.length == 2) { |
| IpAddress dstIp = getIpAddress(vmIps[1]); |
| |
| if (dstIp == null) { |
| return; |
| } |
| |
| dstIps.add(dstIp); |
| } |
| |
| if (vmIps.length == 1) { |
| dstIps.addAll(instPortService.instancePorts().stream() |
| .filter(p -> !p.ipAddress().equals(srcIp)) |
| .filter(p -> p.state().equals(InstancePort.State.ACTIVE)) |
| .map(InstancePort::ipAddress) |
| .collect(Collectors.toSet())); |
| } |
| |
| printHeader(); |
| dstIps.stream() |
| .filter(ip -> instPort(instPortService, ip) != null) |
| .map(ip -> instPort(instPortService, ip)) |
| .forEach(port -> printReachability(tsService.probeEastWest(srcPort, port))); |
| } |
| } |
| |
| private InstancePort instPort(InstancePortService service, IpAddress ip) { |
| Optional<InstancePort> port = service.instancePorts().stream() |
| .filter(p -> p.ipAddress().equals(ip)).findFirst(); |
| |
| if (port.isPresent()) { |
| return port.get(); |
| } else { |
| print("Specified destination IP is not existing."); |
| return null; |
| } |
| } |
| |
| private void printHeader() { |
| print(FORMAT, "Source IP", "", "Destination IP", "Reachability"); |
| } |
| |
| private void printReachability(Reachability r) { |
| String result = r.isReachable() ? REACHABLE : UNREACHABLE; |
| print(FORMAT, r.srcIp().toString(), ARROW, r.dstIp().toString(), result); |
| } |
| |
| private IpAddress getIpAddress(String ipString) { |
| try { |
| return IpAddress.valueOf(vmIps[0]); |
| } catch (IllegalArgumentException e) { |
| error("Invalid IP address string."); |
| return null; |
| } |
| } |
| } |