| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.brooklyn.core.location.geo; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.InetAddress; |
| import java.net.MalformedURLException; |
| |
| import org.apache.brooklyn.util.internal.BrooklynSystemProperties; |
| import org.apache.brooklyn.util.net.Networking; |
| import org.apache.brooklyn.util.text.Strings; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import com.google.common.base.Throwables; |
| import com.google.common.collect.Lists; |
| import com.maxmind.geoip2.DatabaseReader; |
| import com.maxmind.geoip2.model.CityResponse; |
| import com.maxmind.geoip2.record.Subdivision; |
| |
| public class MaxMind2HostGeoLookup implements HostGeoLookup { |
| |
| public static final Logger log = LoggerFactory.getLogger(MaxMind2HostGeoLookup.class); |
| |
| static final String MAXMIND_DB_URL = "http://dev.maxmind.com/geoip/geoip2/geolite2/#Downloads"; |
| // TODO this should be configurable from system property or brooklyn.properties |
| // TODO and should use properties BrooklynServerConfig.MGMT_BASE_DIR (but hard to get mgmt properties here!) |
| static final String MAXMIND_DB_PATH = System.getProperty("user.home")+"/"+".brooklyn/"+"GeoLite2-City.mmdb"; |
| |
| static boolean lookupFailed = false; |
| static DatabaseReader databaseReader = null; |
| |
| public static synchronized DatabaseReader getDatabaseReader() { |
| if (databaseReader!=null) return databaseReader; |
| try { |
| File f = new File(MAXMIND_DB_PATH); |
| databaseReader = new DatabaseReader.Builder(f).build(); |
| } catch (IOException e) { |
| lookupFailed = true; |
| log.debug("MaxMind geo lookup unavailable; either download and unpack the latest "+ |
| "binary from "+MAXMIND_DB_URL+" into "+MAXMIND_DB_PATH+", "+ |
| "or specify a different HostGeoLookup implementation with the key "+ |
| BrooklynSystemProperties.HOST_GEO_LOOKUP_IMPL.getPropertyName()+" (error trying to read: "+e+")"); |
| } |
| return databaseReader; |
| } |
| |
| @Override |
| public HostGeoInfo getHostGeoInfo(InetAddress address) throws MalformedURLException, IOException { |
| if (isHostGeoLookupGloballyDisabled()) return null; |
| if (lookupFailed) return null; |
| |
| DatabaseReader ll = getDatabaseReader(); |
| if (ll==null) return null; |
| |
| InetAddress extAddress = address; |
| if (Networking.isPrivateSubnet(extAddress)) extAddress = InetAddress.getByName(LocalhostExternalIpLoader.getLocalhostIpQuicklyOrDefault()); |
| |
| try { |
| CityResponse l = ll.city(extAddress); |
| if (l==null) { |
| if (log.isDebugEnabled()) log.debug("Geo info failed to find location for address {}, using {}", extAddress, ll); |
| return null; |
| } |
| |
| StringBuilder name = new StringBuilder(); |
| |
| if (l.getCity()!=null && l.getCity().getName()!=null) name.append(l.getCity().getName()); |
| |
| if (l.getSubdivisions()!=null) { |
| for (Subdivision subd: Lists.reverse(l.getSubdivisions())) { |
| if (name.length()>0) name.append(", "); |
| // prefer e.g. USA state codes over state names |
| if (!Strings.isBlank(subd.getIsoCode())) |
| name.append(subd.getIsoCode()); |
| else |
| name.append(subd.getName()); |
| } |
| } |
| |
| if (l.getCountry()!=null) { |
| if (name.length()==0) { |
| name.append(l.getCountry().getName()); |
| } else { |
| name.append(" ("); name.append(l.getCountry().getIsoCode()); name.append(")"); |
| } |
| } |
| |
| |
| HostGeoInfo geo = new HostGeoInfo(address.getHostName(), name.toString(), l.getLocation().getLatitude(), l.getLocation().getLongitude()); |
| log.debug("Geo info lookup (MaxMind DB) for "+address+" returned: "+geo); |
| return geo; |
| } catch (Exception e) { |
| if (log.isDebugEnabled()) |
| log.debug("Geo info lookup failed: "+e); |
| throw Throwables.propagate(e); |
| } |
| } |
| } |