| package org.onlab.onos.config; |
| |
| import static org.slf4j.LoggerFactory.getLogger; |
| |
| import java.io.File; |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.util.HashSet; |
| import java.util.Set; |
| |
| 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.onlab.onos.net.ConnectPoint; |
| import org.onlab.onos.net.DeviceId; |
| import org.onlab.onos.net.PortNumber; |
| import org.onlab.onos.net.host.HostAdminService; |
| import org.onlab.onos.net.host.PortAddresses; |
| import org.onlab.packet.IpPrefix; |
| import org.onlab.packet.MacAddress; |
| import org.slf4j.Logger; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| |
| /** |
| * Simple configuration module to read in supplementary network configuration |
| * from a file. |
| */ |
| @Component(immediate = true) |
| public class NetworkConfigReader { |
| |
| private final Logger log = getLogger(getClass()); |
| |
| private static final String DEFAULT_CONFIG_FILE = "config/addresses.json"; |
| private String configFileName = DEFAULT_CONFIG_FILE; |
| |
| @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| protected HostAdminService hostAdminService; |
| |
| @Activate |
| protected void activate() { |
| log.info("Started network config reader"); |
| |
| log.info("Config file set to {}", configFileName); |
| |
| AddressConfiguration config = readNetworkConfig(); |
| |
| if (config != null) { |
| for (AddressEntry entry : config.getAddresses()) { |
| |
| ConnectPoint cp = new ConnectPoint( |
| DeviceId.deviceId(dpidToUri(entry.getDpid())), |
| PortNumber.portNumber(entry.getPortNumber())); |
| |
| Set<IpPrefix> ipAddresses = new HashSet<IpPrefix>(); |
| |
| for (String strIp : entry.getIpAddresses()) { |
| try { |
| IpPrefix address = IpPrefix.valueOf(strIp); |
| ipAddresses.add(address); |
| } catch (IllegalArgumentException e) { |
| log.warn("Bad format for IP address in config: {}", strIp); |
| } |
| } |
| |
| MacAddress macAddress = null; |
| if (entry.getMacAddress() != null) { |
| try { |
| macAddress = MacAddress.valueOf(entry.getMacAddress()); |
| } catch (IllegalArgumentException e) { |
| log.warn("Bad format for MAC address in config: {}", |
| entry.getMacAddress()); |
| } |
| } |
| |
| PortAddresses addresses = new PortAddresses(cp, |
| ipAddresses, macAddress); |
| |
| hostAdminService.bindAddressesToPort(addresses); |
| } |
| } |
| } |
| |
| @Deactivate |
| protected void deactivate() { |
| log.info("Stopped"); |
| } |
| |
| private AddressConfiguration readNetworkConfig() { |
| File configFile = new File(configFileName); |
| |
| ObjectMapper mapper = new ObjectMapper(); |
| |
| try { |
| AddressConfiguration config = |
| mapper.readValue(configFile, AddressConfiguration.class); |
| |
| return config; |
| } catch (FileNotFoundException e) { |
| log.warn("Configuration file not found: {}", configFileName); |
| } catch (IOException e) { |
| log.error("Unable to read config from file:", e); |
| } |
| |
| return null; |
| } |
| |
| private static String dpidToUri(String dpid) { |
| return "of:" + dpid.replace(":", ""); |
| } |
| } |