import java.net.InetAddress;
import java.net.URL;
import java.net.UnknownHostException;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
import java.util.HashSet;
+import java.util.Map;
import java.util.Set;
import java.util.concurrent.CountDownLatch;
import net.pterodactylus.fcp.AddPeer;
import net.pterodactylus.fcp.ClientHello;
import net.pterodactylus.fcp.CloseConnectionDuplicateClientName;
+import net.pterodactylus.fcp.DataFound;
+import net.pterodactylus.fcp.EndListPeerNotes;
import net.pterodactylus.fcp.EndListPeers;
+import net.pterodactylus.fcp.EndListPersistentRequests;
import net.pterodactylus.fcp.FcpAdapter;
import net.pterodactylus.fcp.FcpConnection;
import net.pterodactylus.fcp.FcpListener;
+import net.pterodactylus.fcp.GenerateSSK;
+import net.pterodactylus.fcp.GetFailed;
+import net.pterodactylus.fcp.ListPeerNotes;
import net.pterodactylus.fcp.ListPeers;
+import net.pterodactylus.fcp.ListPersistentRequests;
import net.pterodactylus.fcp.ModifyPeer;
+import net.pterodactylus.fcp.ModifyPeerNote;
import net.pterodactylus.fcp.NodeHello;
import net.pterodactylus.fcp.NodeRef;
import net.pterodactylus.fcp.Peer;
+import net.pterodactylus.fcp.PeerNote;
import net.pterodactylus.fcp.PeerRemoved;
+import net.pterodactylus.fcp.PersistentGet;
+import net.pterodactylus.fcp.PersistentPut;
import net.pterodactylus.fcp.ProtocolError;
import net.pterodactylus.fcp.RemovePeer;
+import net.pterodactylus.fcp.SSKKeypair;
+import net.pterodactylus.fcp.SimpleProgress;
+import net.pterodactylus.fcp.WatchGlobal;
+import net.pterodactylus.util.filter.Filter;
+import net.pterodactylus.util.filter.Filters;
+import net.pterodactylus.util.thread.ObjectWrapper;
/**
* High-level FCP client that hides the details of the underlying FCP
* if an FCP error occurs
*/
public void connect() throws IOException, FcpException {
- ExtendedFcpAdapter fcpListener = new ExtendedFcpAdapter() {
+ new ExtendedFcpAdapter() {
/**
* {@inheritDoc}
fcpConnection.connect();
ClientHello clientHello = new ClientHello(name);
fcpConnection.sendMessage(clientHello);
+ WatchGlobal watchGlobal = new WatchGlobal(true);
+ fcpConnection.sendMessage(watchGlobal);
}
/**
public void receivedNodeHello(FcpConnection fcpConnection, NodeHello nodeHello) {
completionLatch.countDown();
}
- };
- fcpListener.execute();
+ }.execute();
}
/**
* @throws FcpException
* if an FCP error occurs
*/
- public Set<Peer> getPeers(final boolean withMetadata, final boolean withVolatile) throws IOException, FcpException {
- final Set<Peer> peers = new HashSet<Peer>();
- ExtendedFcpAdapter fcpListener = new ExtendedFcpAdapter() {
+ public Collection<Peer> getPeers(final boolean withMetadata, final boolean withVolatile) throws IOException, FcpException {
+ final Set<Peer> peers = Collections.synchronizedSet(new HashSet<Peer>());
+ new ExtendedFcpAdapter() {
+
+ /** The ID of the “ListPeers” request. */
+ @SuppressWarnings("synthetic-access")
+ private String identifier = createIdentifier("list-peers");
/**
* {@inheritDoc}
@Override
@SuppressWarnings("synthetic-access")
public void run() throws IOException {
- fcpConnection.sendMessage(new ListPeers("list-peers", withMetadata, withVolatile));
+ fcpConnection.sendMessage(new ListPeers(identifier, withMetadata, withVolatile));
}
/**
*/
@Override
public void receivedPeer(FcpConnection fcpConnection, Peer peer) {
- peers.add(peer);
+ if (peer.getIdentifier().equals(identifier)) {
+ peers.add(peer);
+ }
}
/**
*/
@Override
public void receivedEndListPeers(FcpConnection fcpConnection, EndListPeers endListPeers) {
- completionLatch.countDown();
+ if (endListPeers.getIdentifier().equals(identifier)) {
+ completionLatch.countDown();
+ }
}
- };
- fcpListener.execute();
+ }.execute();
return peers;
}
/**
+ * Returns all darknet peers.
+ *
+ * @param withMetadata
+ * <code>true</code> to include peer metadata
+ * @param withVolatile
+ * <code>true</code> to include volatile peer data
+ * @return A set containing the node’s darknet peers
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public Collection<Peer> getDarknetPeers(boolean withMetadata, boolean withVolatile) throws IOException, FcpException {
+ Collection<Peer> allPeers = getPeers(withMetadata, withVolatile);
+ Collection<Peer> darknetPeers = new HashSet<Peer>();
+ for (Peer peer : allPeers) {
+ if (!peer.isOpennet() && !peer.isSeed()) {
+ darknetPeers.add(peer);
+ }
+ }
+ return darknetPeers;
+ }
+
+ /**
+ * Returns all opennet peers.
+ *
+ * @param withMetadata
+ * <code>true</code> to include peer metadata
+ * @param withVolatile
+ * <code>true</code> to include volatile peer data
+ * @return A set containing the node’s opennet peers
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public Collection<Peer> getOpennetPeers(boolean withMetadata, boolean withVolatile) throws IOException, FcpException {
+ Collection<Peer> allPeers = getPeers(withMetadata, withVolatile);
+ Collection<Peer> opennetPeers = new HashSet<Peer>();
+ for (Peer peer : allPeers) {
+ if (peer.isOpennet() && !peer.isSeed()) {
+ opennetPeers.add(peer);
+ }
+ }
+ return opennetPeers;
+ }
+
+ /**
+ * Returns all seed peers.
+ *
+ * @param withMetadata
+ * <code>true</code> to include peer metadata
+ * @param withVolatile
+ * <code>true</code> to include volatile peer data
+ * @return A set containing the node’s seed peers
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public Collection<Peer> getSeedPeers(boolean withMetadata, boolean withVolatile) throws IOException, FcpException {
+ Collection<Peer> allPeers = getPeers(withMetadata, withVolatile);
+ Collection<Peer> seedPeers = new HashSet<Peer>();
+ for (Peer peer : allPeers) {
+ if (peer.isSeed()) {
+ seedPeers.add(peer);
+ }
+ }
+ return seedPeers;
+ }
+
+ /**
* Adds the given peer to the node.
*
* @param peer
* if an FCP error occurs
*/
private void addPeer(final AddPeer addPeer) throws IOException, FcpException {
- ExtendedFcpAdapter fcpListener = new ExtendedFcpAdapter() {
+ new ExtendedFcpAdapter() {
/**
* {@inheritDoc}
public void receivedPeer(FcpConnection fcpConnection, Peer peer) {
completionLatch.countDown();
}
- };
- fcpListener.execute();
+ }.execute();
}
/**
* if an FCP error occurs
*/
public void modifyPeer(final Peer peer, final Boolean allowLocalAddresses, final Boolean disabled, final Boolean listenOnly) throws IOException, FcpException {
- ExtendedFcpAdapter fcpListener = new ExtendedFcpAdapter() {
+ new ExtendedFcpAdapter() {
/**
* {@inheritDoc}
public void receivedPeer(FcpConnection fcpConnection, Peer peer) {
completionLatch.countDown();
}
- };
- fcpListener.execute();
+ }.execute();
}
/**
* if an FCP error occurs
*/
public void removePeer(final Peer peer) throws IOException, FcpException {
- ExtendedFcpAdapter fcpListener = new ExtendedFcpAdapter() {
+ new ExtendedFcpAdapter() {
/**
* {@inheritDoc}
public void receivedPeerRemoved(FcpConnection fcpConnection, PeerRemoved peerRemoved) {
completionLatch.countDown();
}
- };
- fcpListener.execute();
+ }.execute();
+ }
+
+ //
+ // PEER NOTES MANAGEMENT
+ //
+
+ /**
+ * Returns the peer note of the given peer.
+ *
+ * @param peer
+ * The peer to get the note for
+ * @return The peer’s note
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public PeerNote getPeerNote(final Peer peer) throws IOException, FcpException {
+ final ObjectWrapper<PeerNote> objectWrapper = new ObjectWrapper<PeerNote>();
+ new ExtendedFcpAdapter() {
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ @SuppressWarnings("synthetic-access")
+ public void run() throws IOException {
+ fcpConnection.sendMessage(new ListPeerNotes(peer.getIdentity()));
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void receivedPeerNote(FcpConnection fcpConnection, PeerNote peerNote) {
+ if (peerNote.getNodeIdentifier().equals(peer.getIdentity())) {
+ objectWrapper.set(peerNote);
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void receivedEndListPeerNotes(FcpConnection fcpConnection, EndListPeerNotes endListPeerNotes) {
+ completionLatch.countDown();
+ }
+ }.execute();
+ return objectWrapper.get();
+ }
+
+ /**
+ * Replaces the peer note for the given peer.
+ *
+ * @param peer
+ * The peer
+ * @param noteText
+ * The new base64-encoded note text
+ * @param noteType
+ * The type of the note (currently only <code>1</code> is
+ * allowed)
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public void modifyPeerNote(final Peer peer, final String noteText, final int noteType) throws IOException, FcpException {
+ new ExtendedFcpAdapter() {
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ @SuppressWarnings("synthetic-access")
+ public void run() throws IOException {
+ fcpConnection.sendMessage(new ModifyPeerNote(peer.getIdentity(), noteText, noteType));
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void receivedPeer(FcpConnection fcpConnection, Peer receivedPeer) {
+ if (receivedPeer.getIdentity().equals(peer.getIdentity())) {
+ completionLatch.countDown();
+ }
+ }
+ }.execute();
+ }
+
+ //
+ // KEY GENERATION
+ //
+
+ /**
+ * Generates a new SSK key pair.
+ *
+ * @return The generated key pair
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public SSKKeypair generateKeyPair() throws IOException, FcpException {
+ final ObjectWrapper<SSKKeypair> sskKeypairWrapper = new ObjectWrapper<SSKKeypair>();
+ new ExtendedFcpAdapter() {
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ @SuppressWarnings("synthetic-access")
+ public void run() throws IOException {
+ fcpConnection.sendMessage(new GenerateSSK());
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void receivedSSKKeypair(FcpConnection fcpConnection, SSKKeypair sskKeypair) {
+ sskKeypairWrapper.set(sskKeypair);
+ completionLatch.countDown();
+ }
+ }.execute();
+ return sskKeypairWrapper.get();
+ }
+
+ //
+ // REQUEST MANAGEMENT
+ //
+
+ /**
+ * Returns all currently visible persistent get requests.
+ *
+ * @param global
+ * <code>true</code> to return get requests from the global
+ * queue, <code>false</code> to only show requests from the
+ * client-local queue
+ * @return All get requests
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public Collection<Request> getGetRequests(final boolean global) throws IOException, FcpException {
+ return Filters.filteredCollection(getRequests(global), new Filter<Request>() {
+
+ /**
+ * {@inheritDoc}
+ */
+ public boolean filterObject(Request request) {
+ return request instanceof GetRequest;
+ }
+ });
+ }
+
+ /**
+ * Returns all currently visible persistent put requests.
+ *
+ * @param global
+ * <code>true</code> to return put requests from the global
+ * queue, <code>false</code> to only show requests from the
+ * client-local queue
+ * @return All put requests
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public Collection<Request> getPutRequests(final boolean global) throws IOException, FcpException {
+ return Filters.filteredCollection(getRequests(global), new Filter<Request>() {
+
+ /**
+ * {@inheritDoc}
+ */
+ public boolean filterObject(Request request) {
+ return request instanceof PutRequest;
+ }
+ });
+ }
+
+ /**
+ * Returns all currently visible persistent requests.
+ *
+ * @param global
+ * <code>true</code> to return requests from the global queue,
+ * <code>false</code> to only show requests from the client-local
+ * queue
+ * @return All requests
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws FcpException
+ * if an FCP error occurs
+ */
+ public Collection<Request> getRequests(final boolean global) throws IOException, FcpException {
+ final Map<String, Request> requests = Collections.synchronizedMap(new HashMap<String, Request>());
+ new ExtendedFcpAdapter() {
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ @SuppressWarnings("synthetic-access")
+ public void run() throws IOException {
+ fcpConnection.sendMessage(new ListPersistentRequests());
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void receivedPersistentGet(FcpConnection fcpConnection, PersistentGet persistentGet) {
+ if (!persistentGet.isGlobal() || global) {
+ GetRequest getRequest = new GetRequest(persistentGet);
+ requests.put(persistentGet.getIdentifier(), getRequest);
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ *
+ * @see net.pterodactylus.fcp.FcpAdapter#receivedDataFound(net.pterodactylus.fcp.FcpConnection,
+ * net.pterodactylus.fcp.DataFound)
+ */
+ @Override
+ public void receivedDataFound(FcpConnection fcpConnection, DataFound dataFound) {
+ Request getRequest = requests.get(dataFound.getIdentifier());
+ if (getRequest == null) {
+ return;
+ }
+ getRequest.setComplete(true);
+ getRequest.setLength(dataFound.getDataLength());
+ getRequest.setContentType(dataFound.getMetadataContentType());
+ }
+
+ /**
+ * {@inheritDoc}
+ *
+ * @see net.pterodactylus.fcp.FcpAdapter#receivedGetFailed(net.pterodactylus.fcp.FcpConnection,
+ * net.pterodactylus.fcp.GetFailed)
+ */
+ @Override
+ public void receivedGetFailed(FcpConnection fcpConnection, GetFailed getFailed) {
+ Request getRequest = requests.get(getFailed.getIdentifier());
+ if (getRequest == null) {
+ return;
+ }
+ getRequest.setComplete(true);
+ getRequest.setFailed(true);
+ getRequest.setFatal(getFailed.isFatal());
+ getRequest.setErrorCode(getFailed.getCode());
+ }
+
+ /**
+ * {@inheritDoc}
+ *
+ * @see net.pterodactylus.fcp.FcpAdapter#receivedPersistentPut(net.pterodactylus.fcp.FcpConnection,
+ * net.pterodactylus.fcp.PersistentPut)
+ */
+ @Override
+ public void receivedPersistentPut(FcpConnection fcpConnection, PersistentPut persistentPut) {
+ if (!persistentPut.isGlobal() || global) {
+ PutRequest putRequest = new PutRequest(persistentPut);
+ requests.put(persistentPut.getIdentifier(), putRequest);
+ }
+ }
+
+ /**
+ * {@inheritDoc}
+ *
+ * @see net.pterodactylus.fcp.FcpAdapter#receivedSimpleProgress(net.pterodactylus.fcp.FcpConnection,
+ * net.pterodactylus.fcp.SimpleProgress)
+ */
+ @Override
+ public void receivedSimpleProgress(FcpConnection fcpConnection, SimpleProgress simpleProgress) {
+ Request request = requests.get(simpleProgress.getIdentifier());
+ if (request == null) {
+ return;
+ }
+ request.setTotalBlocks(simpleProgress.getTotal());
+ request.setRequiredBlocks(simpleProgress.getRequired());
+ request.setFailedBlocks(simpleProgress.getFailed());
+ request.setFatallyFailedBlocks(simpleProgress.getFatallyFailed());
+ request.setSucceededBlocks(simpleProgress.getSucceeded());
+ request.setFinalizedTotal(simpleProgress.isFinalizedTotal());
+ }
+
+ /**
+ * {@inheritDoc}
+ */
+ @Override
+ public void receivedEndListPersistentRequests(FcpConnection fcpConnection, EndListPersistentRequests endListPersistentRequests) {
+ completionLatch.countDown();
+ }
+ }.execute();
+ return requests.values();
+ }
+
+ //
+ // PRIVATE METHODS
+ //
+
+ /**
+ * Creates a unique request identifier.
+ *
+ * @param basename
+ * The basename of the request
+ * @return The created request identifier
+ */
+ private String createIdentifier(String basename) {
+ return basename + "-" + System.currentTimeMillis() + "-" + (int) (Math.random() * Integer.MAX_VALUE);
}
/**
projects / jFCPlib.git / blobdiff