diff options
Diffstat (limited to 'client/src/main/java/org/onap/aaf/cadi/locator')
5 files changed, 0 insertions, 1157 deletions
diff --git a/client/src/main/java/org/onap/aaf/cadi/locator/DME2Locator.java b/client/src/main/java/org/onap/aaf/cadi/locator/DME2Locator.java deleted file mode 100644 index 656fd19..0000000 --- a/client/src/main/java/org/onap/aaf/cadi/locator/DME2Locator.java +++ /dev/null @@ -1,347 +0,0 @@ -/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * 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.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi.locator;
-
-
-import java.net.InetAddress;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.UnknownHostException;
-import java.util.Arrays;
-import java.util.Comparator;
-import java.util.Properties;
-import java.util.Random;
-
-import org.onap.aaf.cadi.Access;
-import org.onap.aaf.cadi.Locator;
-import org.onap.aaf.cadi.LocatorException;
-import org.onap.aaf.cadi.PropAccess;
-import org.onap.aaf.cadi.Access.Level;
-
-import java.security.SecureRandom;
-
-//import com.att.aft.dme2.api.DME2Endpoint;
-import com.att.aft.dme2.api.DME2Exception;
-import com.att.aft.dme2.api.DME2Manager;
-import com.att.aft.dme2.api.DME2Server;
-import com.att.aft.dme2.manager.registry.DME2Endpoint;
-
-public class DME2Locator implements Locator<URI> {
- private DME2Manager dm;
- private DME2Endpoint[] endpoints;
- private Access access;
- private String service;
- private String version;
- private String routeOffer;
- private String envContext;
- private String thisMachine;
- private String pathInfo;
- private int thisPort;
- private boolean removeSelf;
- private final static SecureRandom random = new SecureRandom();
-
- // Default is to not bother trying to remove self
- public DME2Locator(Access access, DME2Manager dm, String service, String version, String envContext, String routeOffer) throws DME2Exception, UnknownHostException, LocatorException {
- this(access,dm,service,version,envContext,routeOffer,false);
- }
-
- public DME2Locator(Access access, DME2Manager dm, String service, String version, String envContext, String routeOffer, boolean removeSelf) throws DME2Exception, UnknownHostException, LocatorException {
- this.access = access;
- if(dm==null) {
- this.dm = new DME2Manager("DME2Locator created DME2Manager",System.getProperties());
- } else {
- this.dm = dm;
- }
- this.service = service;
- this.version = version;
- this.envContext = envContext;
- this.routeOffer = routeOffer;
- refresh();
- if(thisMachine==null) {
- // Can't get from dm...
- thisMachine = InetAddress.getLocalHost().getHostName();
- thisPort = 0;
- } else {
- thisPort = dm.getPort();
- }
-
- this.removeSelf = removeSelf;
- }
-
- // Default is to not bother trying to remove self
- public DME2Locator(Access access, DME2Manager dm, String aafurl) throws DME2Exception, UnknownHostException, LocatorException {
- this(access,dm,aafurl,false);
- }
-
- public DME2Locator(Access access, DME2Manager dm, String aafurl, boolean removeSelf) throws DME2Exception, UnknownHostException, LocatorException {
- if(aafurl==null) {
- throw new LocatorException("URL is null");
- }
- this.access = access;
- if(dm==null) {
- Properties dprops;
- if(access instanceof PropAccess) {
- dprops = ((PropAccess)access).getDME2Properties();
- } else {
- dprops = System.getProperties();
- }
- dm = this.dm = new DME2Manager("DME2Locator created DME2Manager",dprops);
- } else {
- this.dm = dm;
- }
- String[] split = aafurl.split("/");
- StringBuilder sb = new StringBuilder();
- boolean dme2Entered = false;
- for(String s : split) {
- if(s.startsWith("service=")) {
- this.service = s.substring(8);
- } else if(s.startsWith("version=")) {
- this.version = s.substring(8);
- } else if(s.startsWith("envContext=")) {
- this.envContext = s.substring(11);
- } else if(s.startsWith("routeOffer=")) {
- this.routeOffer = s.substring(11);
- dme2Entered = true;
- } else if(dme2Entered) {
- sb.append('/');
- sb.append(s);
- }
- }
- pathInfo = sb.toString();
- thisMachine = dm.getHostname();
- if(thisMachine==null) {
- // Can't get from dm...
- thisMachine = InetAddress.getLocalHost().getHostName();
- thisPort = 0;
- } else {
- thisPort = dm.getPort();
- }
- this.removeSelf=removeSelf;
- refresh();
- }
-
- @Override
- public boolean refresh() {
- try {
- dm.refresh();
- //endpoints = dm.findEndpoints(service, version, envContext, routeOffer, true);
- if(removeSelf) {
-// for(int i=0;i<endpoints.length;++i) {
-// if(endpoints[i].getPort()==thisPort && endpoints[i].getHost().equals(thisMachine))
-// endpoints[i]=null;
- }
- //}
- //return endpoints.length!=0;
- } catch (Exception e) {
- access.log(Level.ERROR, e.getMessage());
- }
- return false;
- }
-
- private String noEndpointsString() {
- StringBuilder sb = new StringBuilder("No DME2 Endpoints found for ");
- sb.append(service);
- sb.append('/');
- sb.append(version);
- sb.append('/');
- sb.append(envContext);
- sb.append('/');
- sb.append(routeOffer);
- return sb.toString();
- }
-
- @Override
- public URI get(Locator.Item item) throws LocatorException {
- if(!hasItems())
- throw new LocatorException(noEndpointsString());
- if(item == null)
- return null;
-
- DME2Item li = ((DME2Item)item);
- // if URI has been created, use it
- if(li.uri!=null)return li.uri;
-
- // URI not created, create it
-// if(li.idx<endpoints.length) {
-// DME2Endpoint de = endpoints[li.idx];
-// if(de!=null) {
-// try {
-// return li.uri=new URI(de.getProtocol().toLowerCase(),null,de.getHost(),de.getPort(),pathInfo,null,null);
-// } catch (URISyntaxException e) {
-// throw new LocatorException(e);
-// }
-// }
-// }
- return null;
- }
-
- @Override
- public boolean hasItems() {
- //return endpoints!=null && endpoints.length>0;
- return true;
- }
-
- @Override
- public void invalidate(Locator.Item item) throws LocatorException {
- if(item instanceof DME2Item) {
- int idx = ((DME2Item)item).idx;
-// if(idx<endpoints.length) {
-// DME2Endpoint uhoh = endpoints[idx]; // Sometimes, DME2Endpoint, at least on File system, returns bogus entries.
-// endpoints[idx]=null;
-// boolean noneLeft=true;
-// for(int i=0;i<endpoints.length && noneLeft;++i) {
-// noneLeft = endpoints[i]==null;
-// }
-// if(noneLeft && refresh()) { // make sure DME2 isn't giving us the same invalidated entry...
-// for(int i=0;i<endpoints.length && noneLeft;++i) {
-// DME2Endpoint ep = endpoints[i];
-// if(ep != null &&
-// ep.getHost().equals(uhoh.getHost()) &&
-// ep.getPort()==uhoh.getPort()) {
-// endpoints[i]=null;
-// }
-// }
-// }
-//
-// }
- }
- }
-
- public class DME2Item implements Locator.Item {
- private final int idx;
- private URI uri;
- private DME2Item(int i) {
- idx = i;
- uri = null;
- }
- }
-
- @Override
- public DME2Item best() throws LocatorException {
- if(!hasItems()) // checks endpoints
- if(!refresh()) throw new LocatorException("No DME2 Endpoints Available");
-
- // Some endpoints in Array are null. Need sub array of usable endpoints
- //int usable[] = new int[endpoints.length];
- int count=0;
-int[] usable = null;
- // for(int i=0;i<endpoints.length;++i) {
-// if(endpoints[i]!=null) {
-// usable[count++] = i;
-// }
-// }
- switch(count) {
- case 0: refresh(); return null;
- case 1: return new DME2Item(usable[0]);
- default:
- int samemach[] = new int[count];
- int samecount = 0,closecount=0;
- // has to be sortable
- Integer closemach[] = new Integer[count];
-
- // Analyze for Same Machine or Remote machines
-// for(int i=0;i<count;++i) {
-// DME2Endpoint ep = endpoints[usable[i]];
-// String host = ep.getHost();
-// if(thisMachine.equalsIgnoreCase(host)) {
-// samemach[samecount++] = usable[i];
-// } else {
-// closemach[closecount++] = usable[i];
-// }
-// }
-
- switch(samecount) {
- case 0: break;
- case 1: return new DME2Item(samemach[0]);
- default: // return randomized is multiple Endpoints on local machine.
- int i = random.nextInt();
- return new DME2Item(usable[Math.abs(i%samecount)]);
- }
-
- // Analyze for closest remote
- switch(closecount) {
- case 0: return null;
- case 1: return new DME2Item(closemach[0]);
- default: // return closest machine
- DoubIndex remote[] = new DoubIndex[closecount];
- int remotecount = 0;
- for(int i=0;i<closecount;++i) {
- //DME2Endpoint de = endpoints[usable[i]];
- // remote[remotecount++] = new DoubIndex(de.getDistance(),i);
- }
- Arrays.sort(remote,new Comparator<DoubIndex> () {
- @Override
- public int compare(DoubIndex a, DoubIndex b) {
- if(a.d<b.d) return -1;
- if(a.d>b.d) return 1;
- return (random.nextInt()%1)==0?1:0;// randomize if the same
- }
-
- });
- return new DME2Item(remote[0].idx);
- }
- }
- }
-
- private static class DoubIndex {
- public final double d;
- public final int idx;
-
- public DoubIndex(double doub, int i) {
- d = doub;
- idx = i;
- }
- }
- @Override
- public DME2Item first() {
-// if(endpoints==null)return null;
-// for(int i=0;i<endpoints.length;++i) {
-// if(endpoints[i]!=null)
-// return new DME2Item(i);
-// }
- return null;
- }
-
- @Override
- public DME2Item next(Locator.Item item) throws LocatorException {
- //if(endpoints==null || endpoints.length==0 || !(item instanceof DME2Item))return null;
- int idx = ((DME2Item)item).idx +1;
-// for(int i=idx;i<endpoints.length;++i) {
-// if(endpoints[i]!=null)
-// return new DME2Item(i);
-// }
-// This is a mistake.. will start infinite loops
-// // Did not have any at end... try beginning
-// for(int i=0;i<idx-1;++i) {
-// if(endpoints[i]!=null)
-// return new Item(i);
-// }
-// // If still nothing, refresh
-// refresh();
- return null;
- }
-
- @Override
- public void destroy() {
- }
-}
diff --git a/client/src/main/java/org/onap/aaf/cadi/locator/DNSLocator.java b/client/src/main/java/org/onap/aaf/cadi/locator/DNSLocator.java deleted file mode 100644 index 9d420d2..0000000 --- a/client/src/main/java/org/onap/aaf/cadi/locator/DNSLocator.java +++ /dev/null @@ -1,163 +0,0 @@ -/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * 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.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi.locator;
-
-import java.io.IOException;
-import java.net.InetAddress;
-import java.net.URI;
-import java.net.URISyntaxException;
-
-import org.onap.aaf.cadi.Access;
-import org.onap.aaf.cadi.Locator;
-import org.onap.aaf.cadi.LocatorException;
-import org.onap.aaf.cadi.Access.Level;
-
-public class DNSLocator implements Locator<URI> {
- private static enum Status {UNTRIED, OK, INVALID, SLOW};
- private static final int CHECK_TIME = 3000;
-
- private String host, protocol;
- private Access access;
- private Host[] hosts;
- private int startPort, endPort;
- private String suffix;
-
- public DNSLocator(Access access, String protocol, String host, String range) {
- this.host = host;
- this.protocol = protocol;
- this.access = access;
- int dash = range.indexOf('-');
- if(dash<0) {
- startPort = endPort = Integer.parseInt(range);
- } else {
- startPort = Integer.parseInt(range.substring(0,dash));
- endPort = Integer.parseInt(range.substring(dash + 1));
- }
- refresh();
- }
-
- @Override
- public URI get(Item item) throws LocatorException {
- return hosts[((DLItem)item).cnt].uri;
- }
-
- @Override
- public boolean hasItems() {
- for(Host h : hosts) {
- if(h.status==Status.OK) {
- return true;
- }
- }
- return false;
- }
-
- @Override
- public void invalidate(Item item) {
- DLItem di = (DLItem)item;
- hosts[di.cnt].status = Status.INVALID;
- }
-
- @Override
- public Item best() throws LocatorException {
- // not a good "best"
- for(int i=0;i<hosts.length;++i) {
- switch(hosts[i].status) {
- case OK:
- return new DLItem(i);
- case INVALID:
- break;
- case SLOW:
- break;
- case UNTRIED:
- try {
- if(hosts[i].ia.isReachable(CHECK_TIME)) {
- hosts[i].status = Status.OK;
- return new DLItem(i);
- }
- } catch (IOException e) {
- throw new LocatorException(e);
- }
- break;
- default:
- break;
- }
- }
- throw new LocatorException("No Available URIs for " + host);
- }
-
- @Override
- public Item first() throws LocatorException {
- return new DLItem(0);
- }
-
- @Override
- public Item next(Item item) throws LocatorException {
- DLItem di = (DLItem)item;
- if(++di.cnt<hosts.length) {
- return di;
- } else {
- return null;
- }
- }
-
- @Override
- public boolean refresh() {
- try {
- InetAddress[] ias = InetAddress.getAllByName(host);
- Host[] temp = new Host[ias.length * (1 + endPort - startPort)];
- int cnt = -1;
- for(int j=startPort; j<=endPort; ++j) {
- for(int i=0;i<ias.length;++i) {
- temp[++cnt] = new Host(ias[i], j, suffix);
- }
- }
- hosts = temp;
- return true;
- } catch (Exception e) {
- access.log(Level.ERROR, e);
- }
- return false;
- }
-
- private class Host {
- private URI uri;
- private InetAddress ia;
- private Status status;
-
- public Host(InetAddress inetAddress, int port, String suffix) throws URISyntaxException {
- ia = inetAddress;
- uri = new URI(protocol,null,inetAddress.getHostAddress(),port,suffix,null,null);
- status = Status.UNTRIED;
- }
- }
-
- private class DLItem implements Item {
- public DLItem(int i) {
- cnt = i;
- }
-
- private int cnt;
- }
-
- public void destroy() {}
-}
diff --git a/client/src/main/java/org/onap/aaf/cadi/locator/HClientHotPeerLocator.java b/client/src/main/java/org/onap/aaf/cadi/locator/HClientHotPeerLocator.java deleted file mode 100644 index 0aa69a3..0000000 --- a/client/src/main/java/org/onap/aaf/cadi/locator/HClientHotPeerLocator.java +++ /dev/null @@ -1,61 +0,0 @@ -/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * 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.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi.locator;
-
-import java.net.URI;
-import java.net.URISyntaxException;
-
-import org.onap.aaf.cadi.Access;
-import org.onap.aaf.cadi.LocatorException;
-import org.onap.aaf.cadi.http.HClient;
-import org.onap.aaf.cadi.http.HX509SS;
-
-public class HClientHotPeerLocator extends HotPeerLocator<HClient> {
- private final HX509SS ss;
-
- public HClientHotPeerLocator(Access access, String urlstr, long invalidateTime, String localLatitude,
- String localLongitude, HX509SS ss) throws LocatorException {
- super(access, urlstr, invalidateTime, localLatitude, localLongitude);
-
- this.ss = ss;
- }
-
- @Override
- protected HClient _newClient(String clientInfo) throws LocatorException {
- try {
- int idx = clientInfo.indexOf('/');
- return new HClient(ss,new URI("https://"+(idx<0?clientInfo:clientInfo.substring(0, idx))),3000);
- } catch (URISyntaxException e) {
- throw new LocatorException(e);
- }
- }
-
- @Override
- protected HClient _invalidate(HClient client) {
- return null;
- }
-
- @Override
- protected void _destroy(HClient client) {
- }
-}
diff --git a/client/src/main/java/org/onap/aaf/cadi/locator/HotPeerLocator.java b/client/src/main/java/org/onap/aaf/cadi/locator/HotPeerLocator.java deleted file mode 100644 index 04d2a28..0000000 --- a/client/src/main/java/org/onap/aaf/cadi/locator/HotPeerLocator.java +++ /dev/null @@ -1,304 +0,0 @@ -/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * 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.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi.locator;
-
-import org.onap.aaf.cadi.Access;
-import org.onap.aaf.cadi.Locator;
-import org.onap.aaf.cadi.LocatorException;
-import org.onap.aaf.cadi.Access.Level;
-import org.onap.aaf.cadi.routing.GreatCircle;
-
-import org.onap.aaf.inno.env.util.Split;
-
-/**
- * This Locator is to handle Hot Peer load protection, when the Servers are
- * 1) Static
- * 2) Well known client URL
- *
- * The intention is to change traffic over to the Hot Peer, if a server goes down, and reinstate
- * when it is back up.
- *
- * Example of this kind of Service is a MS Certificate Server
- *
- *
- *
- * @param <CLIENT>
- */
-public abstract class HotPeerLocator<CLIENT> implements Locator<CLIENT> {
- private final String[] urlstrs;
- private final CLIENT[] clients;
- private final long[] failures;
- private final double[] distances;
- private int preferred;
- private long invalidateTime;
- private Thread refreshThread;
- protected Access access;
-
- /**
- * Construct: Expect one or more Strings in the form:
- * 192.555.112.223:39/38.88087/-77.30122
- * separated by commas
- *
- * @param trans
- * @param urlstr
- * @param invalidateTime
- * @param localLatitude
- * @param localLongitude
- * @throws LocatorException
- */
- @SuppressWarnings("unchecked")
- protected HotPeerLocator(Access access, final String urlstr, final long invalidateTime, final String localLatitude, final String localLongitude) throws LocatorException {
- this.access = access;
- urlstrs = Split.split(',', urlstr);
- clients = (CLIENT[])new Object[urlstrs.length];
- failures = new long[urlstrs.length];
- distances= new double[urlstrs.length];
- this.invalidateTime = invalidateTime;
-
- double distance = Double.MAX_VALUE;
- for(int i=0;i<urlstrs.length;++i) {
- String[] info = Split.split('/', urlstrs[i]);
- if(info.length<3) {
- throw new LocatorException("Configuration needs LAT and LONG, i.e. ip:port/lat/long");
- }
- try {
- clients[i] = _newClient(urlstrs[i]);
- failures[i] = 0L;
- } catch(LocatorException le) {
- failures[i] = System.currentTimeMillis()+invalidateTime;
- }
-
- double d = GreatCircle.calc(info[1],info[2],localLatitude,localLongitude);
- distances[i]=d;
-
- // find preferred server
- if(d<distance) {
- preferred = i;
- distance=d;
- }
- }
-
- access.printf(Level.INIT,"Preferred Client is %s",urlstrs[preferred]);
- for(int i=0;i<urlstrs.length;++i) {
- if(i!=preferred) {
- access.printf(Level.INIT,"Alternate Client is %s",urlstrs[i]);
- }
- }
- }
-
- protected abstract CLIENT _newClient(String hostInfo) throws LocatorException;
- /**
- * If client can reconnect, then return. Otherwise, destroy and return null;
- * @param client
- * @return
- * @throws LocatorException
- */
- protected abstract CLIENT _invalidate(CLIENT client);
-
- protected abstract void _destroy(CLIENT client);
-
- @Override
- public Item best() throws LocatorException {
- if(failures[preferred]==0L) {
- return new HPItem(preferred);
- } else {
- long now = System.currentTimeMillis();
- double d = Double.MAX_VALUE;
- int best = -1;
- boolean tickle = false;
- // try for best existing client
- for(int i=0;i<urlstrs.length;++i) {
- if(failures[i]<now && distances[i]<d) {
- if(clients[i]!=null) {
- best = i;
- break;
- } else {
- tickle = true; // There's some failed clients which can be restored
- }
- }
- }
- if(best<0 && tickle) {
- tickle=false;
- if(refresh()) {
- // try again
- for(int i=0;i<urlstrs.length;++i) {
- if(failures[i]==0L && distances[i]<d) {
- if(clients[i]!=null) {
- best = i;
- break;
- }
- }
- }
- }
- }
-
- /*
- * If a valid client is available, but there are some that can refresh, return the client immediately
- * but start a Thread to do the background Client setup.
- */
- if(tickle) {
- synchronized(clients) {
- if(refreshThread==null) {
- refreshThread = new Thread(new Runnable(){
- @Override
- public void run() {
- refresh();
- refreshThread = null;
- }
- });
- refreshThread.setDaemon(true);
- refreshThread.start();
- }
- }
- }
-
- if(best<0) {
- throw new LocatorException("No Clients available");
- }
-
-
- return new HPItem(best);
- }
- }
-
-
- @Override
- public CLIENT get(Item item) throws LocatorException {
- HPItem hpi = (HPItem)item;
- CLIENT c = clients[hpi.idx];
- if(c==null) {
- if(failures[hpi.idx]>System.currentTimeMillis()) {
- throw new LocatorException("Client requested is invalid");
- } else {
- synchronized(clients) {
- c = _newClient(urlstrs[hpi.idx]);
- failures[hpi.idx]=0L;
- }
- }
- } else if(failures[hpi.idx]>0){
- throw new LocatorException("Client requested is invalid");
- }
- return c;
- }
-
- public String info(Item item) {
- HPItem hpi = (HPItem)item;
- if(hpi!=null && hpi.idx<urlstrs.length) {
- return urlstrs[hpi.idx];
- } else {
- return "Invalid Item";
- }
- }
-
- @Override
- public boolean hasItems() {
- for(int i=0;i<clients.length;++i) {
- if(clients[i]!=null && failures[i]==0L) {
- return true;
- }
- }
- return false;
- }
-
- @Override
- public synchronized void invalidate(Item item) throws LocatorException {
- HPItem hpi = (HPItem)item;
- failures[hpi.idx] = System.currentTimeMillis() + invalidateTime;
- CLIENT c = clients[hpi.idx];
- clients[hpi.idx] = _invalidate(c);
- }
-
- @Override
- public Item first() throws LocatorException {
- return new HPItem(0);
- }
-
- @Override
- public Item next(Item item) throws LocatorException {
- HPItem hpi = (HPItem)item;
- if(++hpi.idx>=clients.length) {
- return null;
- }
- return hpi;
- }
-
- @Override
- public boolean refresh() {
- boolean force = !hasItems(); // If no Items at all, reset
- boolean rv = true;
- long now = System.currentTimeMillis();
- for(int i=0;i<clients.length;++i) {
- if(failures[i]>0L && (failures[i]<now || force)) { // retry
- try {
- synchronized(clients) {
- if(clients[i]==null) {
- clients[i]=_newClient(urlstrs[i]);
- }
- failures[i]=0L;
- }
- } catch (LocatorException e) {
- failures[i]=now+invalidateTime;
- rv = false;
- }
- }
- }
- return rv;
- }
-
- @Override
- public void destroy() {
- for(int i=0;i<clients.length;++i) {
- if(clients[i]!=null) {
- _destroy(clients[i]);
- clients[i] = null;
- }
- }
- }
-
- private static class HPItem implements Item {
- private int idx;
-
- public HPItem(int i) {
- idx = i;
- }
- }
-
-
- /*
- * Convenience Functions
- */
- public CLIENT bestClient() throws LocatorException {
- return get(best());
- }
-
- public boolean invalidate(CLIENT client) throws LocatorException {
- for(int i=0;i<clients.length;++i) {
- if(clients[i]==client) { // yes, "==" is appropriate here.. Comparing Java Object Reference
- invalidate(new HPItem(i));
- return true;
- }
- }
- return false;
- }
-
- }
diff --git a/client/src/main/java/org/onap/aaf/cadi/locator/PropertyLocator.java b/client/src/main/java/org/onap/aaf/cadi/locator/PropertyLocator.java deleted file mode 100644 index 3d9470e..0000000 --- a/client/src/main/java/org/onap/aaf/cadi/locator/PropertyLocator.java +++ /dev/null @@ -1,282 +0,0 @@ -/*******************************************************************************
- * ============LICENSE_START====================================================
- * * org.onap.aaf
- * * ===========================================================================
- * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
- * * ===========================================================================
- * * 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.
- * * ============LICENSE_END====================================================
- * *
- * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
- * *
- ******************************************************************************/
-package org.onap.aaf.cadi.locator;
-
-import java.io.IOException;
-import java.net.InetAddress;
-import java.net.InetSocketAddress;
-import java.net.Socket;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.UnknownHostException;
-import java.util.ArrayList;
-import java.util.List;
-import java.security.SecureRandom;
-import java.util.Timer;
-import java.util.TimerTask;
-
-import org.onap.aaf.cadi.Locator;
-import org.onap.aaf.cadi.LocatorException;
-
-import org.onap.aaf.inno.env.util.Split;
-
-public class PropertyLocator implements Locator<URI> {
- private final URI [] orig;
- private PLItem[] current;
- private int end;
- private final SecureRandom random;
- private URI[] resolved;
- private long lastRefreshed=0L;
- private long minRefresh;
- private long backgroundRefresh;
-
- public PropertyLocator(String locList) throws LocatorException {
- this(locList,10000L, 1000*60*20); // defaults, do not refresh more than once in 10 seconds, Refresh Locator every 20 mins.
- }
- /**
- * comma delimited root url list
- *
- * @param locList
- * @throws LocatorException
- */
- public PropertyLocator(String locList, long minRefreshMillis, long backgroundRefreshMillis) throws LocatorException {
- minRefresh = minRefreshMillis;
- backgroundRefresh = backgroundRefreshMillis;
- if(locList==null) {
- throw new LocatorException("No Location List given for PropertyLocator");
- }
- String[] locarray = Split.split(',',locList);
- List<URI> uriList = new ArrayList<URI>();
-
- random = new SecureRandom();
-
- for(int i=0;i<locarray.length;++i) {
- try {
- int range = locarray[i].indexOf(":[");
- if(range<0) {
- uriList.add(new URI(locarray[i]));
- } else {
- int dash = locarray[i].indexOf('-',range+2);
- int brac = locarray[i].indexOf(']',dash+1);
- int start = Integer.parseInt(locarray[i].substring(range+2, dash));
- int end = Integer.parseInt(locarray[i].substring(dash+1, brac));
- for(int port=start;port<=end;++port) {
- uriList.add(new URI(locarray[i].substring(0, range+1)+port));
- }
- }
- } catch (NumberFormatException nf) {
- throw new LocatorException("Invalid URI format: " + locarray[i]);
- } catch (URISyntaxException e) {
- throw new LocatorException(e);
- }
- }
- orig = new URI[uriList.size()];
- uriList.toArray(orig);
-
- refresh();
- new Timer("PropertyLocator Refresh Timer",true).scheduleAtFixedRate(new TimerTask() {
- @Override
- public void run() {
- refresh();
- }
- }, backgroundRefresh,backgroundRefresh);
-
- }
-
- @Override
- public URI get(Item item) throws LocatorException {
- synchronized(orig) {
- if(item==null) {
- return null;
- } else {
- return resolved[((PLItem)item).idx];
- }
- }
- }
-
- @Override
- public Item first() throws LocatorException {
- return end>0?current[0]:null;
- }
-
- @Override
- public boolean hasItems() {
- return end>0;
- }
-
- @Override
- public Item next(Item item) throws LocatorException {
- if(item==null) {
- return null;
- } else {
- int spot;
- if((spot=(((PLItem)item).order+1))>=end)return null;
- return current[spot];
- }
- }
-
- @Override
- public synchronized void invalidate(Item item) throws LocatorException {
- if(--end<=0) {
- refresh();
- return;
- }
- PLItem pli = (PLItem)item;
- int i,order;
- for(i=0;i<end;++i) {
- if(pli==current[i])break;
- }
- order = current[i].order;
- for(;i<end;++i) {
- current[i]=current[i+1];
- current[i].order=order++;
- }
- current[end]=pli;
- }
-
- @Override
- public Item best() throws LocatorException {
- if(current.length==0) {
- refresh();
- }
- switch(current.length) {
- case 0:
- return null;
- case 1:
- return current[0];
- default:
- return current[Math.abs(random.nextInt())%current.length];
- }
- }
-
- @Override
- public synchronized boolean refresh() {
- if(System.currentTimeMillis()>lastRefreshed) {
- // Build up list
- List<URI> resolve = new ArrayList<URI>();
- String realname;
- for(int i = 0; i < orig.length ; ++i) {
- try {
- InetAddress ia[] = InetAddress.getAllByName(orig[i].getHost());
-
- URI o,n;
- for(int j=0;j<ia.length;++j) {
- o = orig[i];
- Socket socket = new Socket();
- try {
- realname=ia[j].getCanonicalHostName();
- socket.connect(new InetSocketAddress(realname,o.getPort()),3000);
- if(socket.isConnected()) {
- n = new URI(
- o.getScheme(),
- o.getUserInfo(),
- realname,
- o.getPort(),
- o.getPath(),
- o.getQuery(),
- o.getFragment()
- );
- resolve.add(n);
- }
- } catch (IOException e) {
- } finally {
- if(!socket.isClosed()) {
- try {
- socket.close();
- } catch (IOException e) {
- // nothing to do.
- }
- }
- }
- }
- } catch (UnknownHostException | URISyntaxException e) {
- // Note: Orig Name already known as valid, based on constructor
- }
- }
- end=resolve.size();
- PLItem[] newCurrent;
- if(current==null || current.length!=end) {
- newCurrent = new PLItem[end];
- } else {
- newCurrent = current;
- }
-
- for(int i=0; i< end; ++i) {
- if(newCurrent[i]==null){
- newCurrent[i]=new PLItem(i);
- } else {
- newCurrent[i].idx=newCurrent[i].order=i;
- }
- }
- synchronized(orig) {
- resolved = new URI[end];
- resolve.toArray(resolved);
- current = newCurrent;
- }
- lastRefreshed = System.currentTimeMillis()+minRefresh;
- return !resolve.isEmpty();
- } else {
- return false;
- }
- }
-
- private class PLItem implements Item {
- public int idx,order;
-
- public PLItem(int i) {
- idx = order =i;
- }
-
- public String toString() {
- return "Item: " + idx + " order: " + order;
- }
- }
-
- public String toString() {
- StringBuilder sb = new StringBuilder();
- boolean first = true;
- for(URI uri : orig) {
- boolean isResolved=false;
- if(uri!=null) {
- if(first) {
- first = false;
- } else {
- sb.append(", ");
- }
- sb.append(uri.toString());
- sb.append(" [");
- for(URI u2 : resolved) {
- if(uri.equals(u2)) {
- isResolved = true;
- break;
- }
- }
- sb.append(isResolved?"X]\n":" ]");
- }
- }
- return sb.toString();
- }
-
- public void destroy() {
- }
-}
|