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Refactor sendRequest

pull/407/head
Alon Albert 7 years ago
parent
78afbab9c5
commit
c51ddcc861
7 changed files with 356 additions and 213 deletions
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  1. 4
      app/src/main/java/org/transdroid/daemon/Daemon.java
  2. 281
      app/src/main/java/org/transdroid/daemon/Deluge/DelugeRpcAdapter.java
  3. 169
      app/src/main/java/org/transdroid/daemon/Deluge/DelugeRpcClient.java
  4. 21
      app/src/main/java/org/transdroid/daemon/Deluge/MutableInt.java
  5. 37
      app/src/main/java/org/transdroid/daemon/Deluge/Request.java
  6. 55
      app/src/main/java/org/transdroid/daemon/Deluge/Response.java
  7. 2
      app/src/main/res/values/strings.xml

4
app/src/main/java/org/transdroid/daemon/Daemon.java
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@ -156,7 +156,7 @@ public enum Daemon { @@ -156,7 +156,7 @@ public enum Daemon {
case Deluge:
return "daemon_deluge";
case DelugeRpc:
return "daemon_deluge_direct";
return "daemon_deluge_rpc";
case DLinkRouterBT:
return "daemon_dlinkrouterbt";
case Dummy:
@ -211,7 +211,7 @@ public enum Daemon { @@ -211,7 +211,7 @@ public enum Daemon {
if (daemonCode.equals("daemon_deluge")) {
return Deluge;
}
if (daemonCode.equals("daemon_deluge_direct")) {
if (daemonCode.equals("daemon_deluge_rpc")) {
return DelugeRpc;
}
if (daemonCode.equals("daemon_dlinkrouterbt")) {

281
app/src/main/java/org/transdroid/daemon/Deluge/DelugeRpcAdapter.java
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@ -18,20 +18,13 @@ @@ -18,20 +18,13 @@
package org.transdroid.daemon.Deluge;
import android.support.annotation.NonNull;
import android.text.TextUtils;
import deluge.impl.net.AcceptAllTrustManager;
import java.io.BufferedInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.net.Socket;
import java.net.URI;
import java.net.UnknownHostException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Date;
@ -41,11 +34,6 @@ import java.util.List; @@ -41,11 +34,6 @@ import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.zip.DeflaterOutputStream;
import java.util.zip.InflaterInputStream;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import org.base64.android.Base64;
import org.transdroid.core.gui.log.Log;
import org.transdroid.daemon.Daemon;
@ -79,7 +67,6 @@ import org.transdroid.daemon.task.SetFilePriorityTask; @@ -79,7 +67,6 @@ import org.transdroid.daemon.task.SetFilePriorityTask;
import org.transdroid.daemon.task.SetLabelTask;
import org.transdroid.daemon.task.SetTrackersTask;
import org.transdroid.daemon.task.SetTransferRatesTask;
import se.dimovski.rencode.Rencode;
/**
* The daemon adapter from the Deluge torrent client using deluged API directly.
@ -91,7 +78,7 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -91,7 +78,7 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
public static final int DEFAULT_PORT = 58846;
// TODO: Extract constants to a common file used by both Adapters.
private static final String RPC_METHOD_LOGIN = "daemon.login";
// private static final String RPC_METHOD_INFO = "daemon.info";
private static final String RPC_METHOD_GET_TORRENTS_STATUS = "core.get_torrents_status";
private static final String RPC_METHOD_STATUS = "core.get_torrent_status";
private static final String RPC_METHOD_GET_LABELS = "label.get_labels";
@ -110,8 +97,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -110,8 +97,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
private static final String RPC_METHOD_FORCERECHECK = "core.force_recheck";
private static final String RPC_METHOD_SETLABEL = "label.set_torrent";
private static final int RPC_ERROR = 2;
private static final String RPC_HASH = "hash";
private static final String RPC_NAME = "name";
private static final String RPC_STATUS = "state";
@ -180,7 +165,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -180,7 +165,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
RPC_TRACKER_STATUS,
};
private static AtomicInteger requestIdCounter = new AtomicInteger();
private final DaemonSettings settings;
public DelugeRpcAdapter(DaemonSettings settings) {
@ -190,43 +174,50 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -190,43 +174,50 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
@Override
public DaemonTaskResult executeTask(Log log, DaemonTask task) {
try {
final DelugeRpcClient client = new DelugeRpcClient(
settings.getAddress(),
settings.getPort(),
settings.getUsername(),
settings.getPassword());
switch (task.getMethod()) {
case Retrieve:
return doRetrieve((RetrieveTask) task);
return doRetrieve(client, (RetrieveTask) task);
case AddByUrl:
return doAddByUrl((AddByUrlTask) task);
return doAddByUrl(client, (AddByUrlTask) task);
case AddByMagnetUrl:
return doAddByMagnetUrl((AddByMagnetUrlTask) task);
return doAddByMagnetUrl(client, (AddByMagnetUrlTask) task);
case AddByFile:
return doAddByFile((AddByFileTask) task);
return doAddByFile(client, (AddByFileTask) task);
case Remove:
return doRemove((RemoveTask) task);
return doRemove(client, (RemoveTask) task);
case Pause:
return doControl(task, RPC_METHOD_PAUSE);
return doControl(client, task, RPC_METHOD_PAUSE);
case PauseAll:
return doControlAll(task, RPC_METHOD_PAUSE_ALL);
return doControlAll(client, task, RPC_METHOD_PAUSE_ALL);
case Resume:
return doControl(task, RPC_METHOD_RESUME);
return doControl(client, task, RPC_METHOD_RESUME);
case ResumeAll:
return doControlAll(task, RPC_METHOD_RESUME_ALL);
return doControlAll(client, task, RPC_METHOD_RESUME_ALL);
case GetFileList:
return doGetFileList((GetFileListTask) task);
return doGetFileList(client, (GetFileListTask) task);
case SetFilePriorities:
return doSetFilePriorities((SetFilePriorityTask) task);
return doSetFilePriorities(client, (SetFilePriorityTask) task);
case SetTransferRates:
return doSetTransferRates((SetTransferRatesTask) task);
return doSetTransferRates(client, (SetTransferRatesTask) task);
case SetLabel:
return doSetLabel((SetLabelTask) task);
return doSetLabel(client, (SetLabelTask) task);
case SetDownloadLocation:
return doSetDownloadLocation((SetDownloadLocationTask) task);
return doSetDownloadLocation(client, (SetDownloadLocationTask) task);
case GetTorrentDetails:
return doGetTorrentDetails((GetTorrentDetailsTask) task);
return doGetTorrentDetails(client, (GetTorrentDetailsTask) task);
case SetTrackers:
return doSetTrackers((SetTrackersTask) task);
return doSetTrackers(client, (SetTrackersTask) task);
case ForceRecheck:
return doForceRecheck((ForceRecheckTask) task);
return doForceRecheck(client, (ForceRecheckTask) task);
default:
return notSupported(task);
return new DaemonTaskFailureResult(task,
new DaemonException(ExceptionType.MethodUnsupported,
task.getMethod() + " is not supported by " + getType()));
}
} catch (DaemonException e) {
return new DaemonTaskFailureResult(task, e);
@ -244,17 +235,19 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -244,17 +235,19 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
}
@NonNull
private RetrieveTaskSuccessResult doRetrieve(RetrieveTask task) throws DaemonException {
private RetrieveTaskSuccessResult doRetrieve(DelugeRpcClient client,
RetrieveTask task) throws DaemonException {
final List<Torrent> torrents = getTorrents();
return new RetrieveTaskSuccessResult(task, torrents, getLabels(torrents));
final List<Torrent> torrents = getTorrents(client);
return new RetrieveTaskSuccessResult(task, torrents, getLabels(client, torrents));
}
private GetTorrentDetailsTaskSuccessResult doGetTorrentDetails(GetTorrentDetailsTask task)
private GetTorrentDetailsTaskSuccessResult doGetTorrentDetails(
DelugeRpcClient client, GetTorrentDetailsTask task)
throws DaemonException {
//noinspection unchecked
final Map<String, Object> response = (Map<String, Object>) sendRequest(
final Map<String, Object> response = (Map<String, Object>) client.sendRequest(
RPC_METHOD_STATUS,
task.getTargetTorrent().getUniqueID(),
TORRENT_TRACKER_FIELDS);
@ -272,60 +265,65 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -272,60 +265,65 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
Collections.singletonList((String) response.get(RPC_TRACKER_STATUS))));
}
private GetFileListTaskSuccessResult doGetFileList(GetFileListTask task) throws DaemonException {
final ArrayList<TorrentFile> files = getTorrentFiles(task.getTargetTorrent());
private GetFileListTaskSuccessResult doGetFileList(
DelugeRpcClient client, GetFileListTask task) throws DaemonException {
final ArrayList<TorrentFile> files = getTorrentFiles(client, task.getTargetTorrent());
return new GetFileListTaskSuccessResult(task, files);
}
private DaemonTaskResult doControl(DaemonTask task, String method) throws DaemonException {
sendRequest(method, (Object) getTorrentIdsArg(task));
private DaemonTaskResult doControl(DelugeRpcClient client, DaemonTask task, String method)
throws DaemonException {
client.sendRequest(method, (Object) getTorrentIdsArg(task));
return new DaemonTaskSuccessResult(task);
}
private DaemonTaskResult doRemove(RemoveTask task) throws DaemonException {
sendRequest(RPC_METHOD_REMOVE, task.getTargetTorrent().getUniqueID(), task.includingData());
private DaemonTaskResult doRemove(DelugeRpcClient client, RemoveTask task)
throws DaemonException {
client.sendRequest(RPC_METHOD_REMOVE, task.getTargetTorrent().getUniqueID(),
task.includingData());
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doControlAll(DaemonTask task, String method)
private DaemonTaskResult doControlAll(DelugeRpcClient client, DaemonTask task, String method)
throws DaemonException {
sendRequest(method);
client.sendRequest(method);
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doAddByFile(AddByFileTask task) throws DaemonException {
private DaemonTaskResult doAddByFile(DelugeRpcClient client, AddByFileTask task) throws DaemonException {
final String file = task.getFile();
final String fileContent = Base64.encodeBytes(loadFile(file));
sendRequest(RPC_METHOD_ADD_FILE, file, fileContent, new HashMap<>());
client.sendRequest(RPC_METHOD_ADD_FILE, file, fileContent, new HashMap<>());
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doAddByUrl(AddByUrlTask task) throws DaemonException {
sendRequest(RPC_METHOD_ADD, task.getUrl(), new HashMap<>());
private DaemonTaskResult doAddByUrl(DelugeRpcClient client, AddByUrlTask task) throws DaemonException {
client.sendRequest(RPC_METHOD_ADD, task.getUrl(), new HashMap<>());
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doAddByMagnetUrl(AddByMagnetUrlTask task) throws DaemonException {
sendRequest(RPC_METHOD_ADD_MAGNET, task.getUrl(), new HashMap<>());
private DaemonTaskResult doAddByMagnetUrl(DelugeRpcClient client, AddByMagnetUrlTask task) throws DaemonException {
client.sendRequest(RPC_METHOD_ADD_MAGNET, task.getUrl(), new HashMap<>());
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doSetLabel(SetLabelTask task) throws DaemonException {
private DaemonTaskResult doSetLabel(DelugeRpcClient client, SetLabelTask task) throws DaemonException {
final String torrentId = task.getTargetTorrent().getUniqueID();
final String label = task.getNewLabel() == null ? "" : task.getNewLabel();
sendRequest(RPC_METHOD_SETLABEL, torrentId, label);
client.sendRequest(RPC_METHOD_SETLABEL, torrentId, label);
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doSetFilePriorities(SetFilePriorityTask task) throws DaemonException {
private DaemonTaskResult doSetFilePriorities(DelugeRpcClient client,
SetFilePriorityTask task) throws DaemonException {
// We first need a listing of all the files (because we can only set the priorities all at once)
final ArrayList<TorrentFile> files = getTorrentFiles(task.getTargetTorrent());
final ArrayList<TorrentFile> files = getTorrentFiles(client, task.getTargetTorrent());
// prepare options arg
final Map<String, Object> optionsArgs = new HashMap<>();
@ -345,21 +343,21 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -345,21 +343,21 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
}
optionsArgs.put(RPC_FILE_PRIORITIES, priorities);
sendRequest(RPC_METHOD_SET_TORRENT_OPTIONS, getTorrentIdsArg(task), optionsArgs);
client.sendRequest(RPC_METHOD_SET_TORRENT_OPTIONS, getTorrentIdsArg(task), optionsArgs);
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doSetTransferRates(SetTransferRatesTask task) throws DaemonException {
private DaemonTaskResult doSetTransferRates(DelugeRpcClient client, SetTransferRatesTask task) throws DaemonException {
final Map<String, Object> config = new HashMap<>();
config.put(RPC_MAX_DOWNLOAD, task.getDownloadRate() == null ? -1 : task.getDownloadRate());
config.put(RPC_MAX_UPLOAD, task.getUploadRate() == null ? -1 : task.getUploadRate());
sendRequest(RPC_METHOD_SETCONFIG, config);
client.sendRequest(RPC_METHOD_SETCONFIG, config);
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doSetTrackers(SetTrackersTask task) throws DaemonException {
private DaemonTaskResult doSetTrackers(DelugeRpcClient client, SetTrackersTask task) throws DaemonException {
final List<Map<String, Object>> trackers = new ArrayList<>();
final ArrayList<String> newTrackers = task.getNewTrackers();
for (int i = 0, n = newTrackers.size(); i < n; i++) {
@ -368,26 +366,26 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -368,26 +366,26 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
tracker.put(RPC_TRACKER_URL, newTrackers.get(i));
trackers.add(tracker);
}
sendRequest(RPC_METHOD_SETTRACKERS, task.getTargetTorrent().getUniqueID(), trackers);
client.sendRequest(RPC_METHOD_SETTRACKERS, task.getTargetTorrent().getUniqueID(), trackers);
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doForceRecheck(ForceRecheckTask task) throws DaemonException {
sendRequest(RPC_METHOD_FORCERECHECK, getTorrentIdsArg(task));
private DaemonTaskResult doForceRecheck(DelugeRpcClient client, ForceRecheckTask task) throws DaemonException {
client.sendRequest(RPC_METHOD_FORCERECHECK, getTorrentIdsArg(task));
return new DaemonTaskSuccessResult(task);
}
@NonNull
private DaemonTaskResult doSetDownloadLocation(SetDownloadLocationTask task)
private DaemonTaskResult doSetDownloadLocation(DelugeRpcClient client, SetDownloadLocationTask task)
throws DaemonException {
sendRequest(RPC_METHOD_MOVESTORAGE, getTorrentIdsArg(task), task.getNewLocation());
client.sendRequest(RPC_METHOD_MOVESTORAGE, getTorrentIdsArg(task), task.getNewLocation());
return new DaemonTaskSuccessResult(task);
}
@NonNull
private List<Torrent> getTorrents() throws DaemonException {
final Map response = (Map) sendRequest(
private List<Torrent> getTorrents(DelugeRpcClient client) throws DaemonException {
final Map response = (Map) client.sendRequest(
RPC_METHOD_GET_TORRENTS_STATUS,
new HashMap<>(),
TORRENT_FIELDS);
@ -444,7 +442,7 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -444,7 +442,7 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
}
@NonNull
private List<Label> getLabels(List<Torrent> torrents) throws DaemonException {
private List<Label> getLabels(DelugeRpcClient client, List<Torrent> torrents) throws DaemonException {
// First get all labels that torrents and count them
final Map<String, MutableInt> labelCounters = new HashMap<>();
for (Torrent torrent : torrents) {
@ -465,7 +463,7 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -465,7 +463,7 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
// Now get all labels and add labels that have no torrents.
//noinspection unchecked
final List<String> response = (List<String>) sendRequest(RPC_METHOD_GET_LABELS);
final List<String> response = (List<String>) client.sendRequest(RPC_METHOD_GET_LABELS);
for (String label : response) {
if (!labelCounters.containsKey(label)) {
labels.add(new Label(label, 0));
@ -475,10 +473,10 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -475,10 +473,10 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
}
@NonNull
private ArrayList<TorrentFile> getTorrentFiles(Torrent torrent) throws DaemonException {
private ArrayList<TorrentFile> getTorrentFiles(DelugeRpcClient client, Torrent torrent) throws DaemonException {
final ArrayList<TorrentFile> files = new ArrayList<>();
//noinspection unchecked
final Map<String, Object> response = (Map<String, Object>) sendRequest(
final Map<String, Object> response = (Map<String, Object>) client.sendRequest(
RPC_METHOD_STATUS,
torrent.getUniqueID(),
TORRENT_FILE_FIELDS);
@ -510,117 +508,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -510,117 +508,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
return files;
}
@NonNull
private Object sendRequest(String method, Object... args)
throws DaemonException {
final List<Object> requests = new ArrayList<>();
final String username = settings.getUsername();
if (!TextUtils.isEmpty(username)) {
final String password = settings.getPassword();
requests.add(new Object[]{
requestIdCounter.getAndIncrement(),
RPC_METHOD_LOGIN,
new Object[]{username, password},
new HashMap<>()});
}
final HashMap<String, Object> kwargs = new HashMap<>();
requests.add(new Object[]{requestIdCounter.getAndIncrement(), method, args, kwargs});
final byte[] request;
try {
request = compress(Rencode.encode(requests.toArray()));
} catch (IOException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to encode request: " + e.getMessage());
}
final Socket socket = openSocket();
try {
socket.getOutputStream().write(request);
if (username != null) {
// consume response to login request
try {
readResponse(socket.getInputStream());
} catch (DaemonException e) {
throw new DaemonException(ExceptionType.AuthenticationFailure, e.getMessage());
}
}
return readResponse(socket.getInputStream());
} catch (IOException e) {
throw new DaemonException(ExceptionType.ConnectionError, e.getMessage());
} finally {
try {
socket.close();
} catch (IOException e) {
// ignore
}
}
}
@NonNull
private Object readResponse(InputStream in) throws DaemonException, IOException {
final InflaterInputStream inflater = new InflaterInputStream(in);
final ByteArrayOutputStream out = new ByteArrayOutputStream();
final byte[] buffer = new byte[1024];
while (inflater.available() > 0) {
final int n = inflater.read(buffer);
if (n > 0) {
out.write(buffer, 0, n);
}
}
final byte[] bytes = out.toByteArray();
final List response = (List) Rencode.decode(bytes);
final int responseType = (int) response.get(0);
if (responseType == RPC_ERROR) {
final List errorResponse = (List) response.get(2);
throw new DaemonException(ExceptionType.UnexpectedResponse,
String.format("%s: %s", errorResponse.get(0), errorResponse.get(1)));
}
return response.get(2);
}
@NonNull
private byte[] compress(byte[] bytes) throws IOException {
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
try {
DeflaterOutputStream deltaterOut = new DeflaterOutputStream(byteOut);
try {
deltaterOut.write(bytes);
deltaterOut.finish();
return byteOut.toByteArray();
} finally {
deltaterOut.close();
}
} finally {
byteOut.close();
}
}
@NonNull
private Socket openSocket() throws DaemonException {
try {
final TrustManager[] trustAllCerts = new TrustManager[]{new AcceptAllTrustManager()};
final SSLContext sslContext = SSLContext.getInstance("TLSv1");
sslContext.init(null, trustAllCerts, new java.security.SecureRandom());
return sslContext.getSocketFactory().createSocket(settings.getAddress(), settings.getPort());
} catch (NoSuchAlgorithmException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
} catch (UnknownHostException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
} catch (IOException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
} catch (KeyManagementException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
}
}
@NonNull
private byte[] loadFile(String url) throws DaemonException {
final File file = new File(URI.create(url));
@ -654,13 +541,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -654,13 +541,6 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
}
}
@NonNull
private DaemonTaskFailureResult notSupported(DaemonTask task) {
return new DaemonTaskFailureResult(task,
new DaemonException(ExceptionType.MethodUnsupported,
task.getMethod() + " is not supported by " + getType()));
}
// TODO: Move method to a common file used by both Adapters.
private static TorrentStatus convertDelugeState(String state) {
// Deluge sends a string with status code
@ -757,23 +637,4 @@ public class DelugeRpcAdapter implements IDaemonAdapter { @@ -757,23 +637,4 @@ public class DelugeRpcAdapter implements IDaemonAdapter {
return new String[]{task.getTargetTorrent().getUniqueID()};
}
/**
* Used to count torrents in labels.
*/
private static class MutableInt {
int value = 1;
MutableInt(int value) {
this.value = value;
}
void increment() {
++value;
}
int get() {
return value;
}
}
}

169
app/src/main/java/org/transdroid/daemon/Deluge/DelugeRpcClient.java
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@ -0,0 +1,169 @@ @@ -0,0 +1,169 @@
package org.transdroid.daemon.Deluge;
import android.support.annotation.NonNull;
import android.text.TextUtils;
import deluge.impl.net.AcceptAllTrustManager;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.Socket;
import java.net.UnknownHostException;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.util.ArrayList;
import java.util.List;
import java.util.SortedMap;
import java.util.TreeMap;
import java.util.zip.DeflaterOutputStream;
import java.util.zip.InflaterInputStream;
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import org.transdroid.daemon.DaemonException;
import org.transdroid.daemon.DaemonException.ExceptionType;
import se.dimovski.rencode.Rencode;
/**
* A Deluge RPC API Client.
*/
public class DelugeRpcClient {
// TODO: Extract constants to a common file used by both Adapters.
private static final String RPC_METHOD_LOGIN = "daemon.login";
private static final int RPC_ERROR = 2;
private final String address;
private final int port;
private final String username;
private final String password;
public DelugeRpcClient(String address, int port, String username, String password) {
this.address = address;
this.port = port;
this.username = username;
this.password = password;
}
@NonNull
Object sendRequest(String method, Object... args) throws DaemonException {
final List<Object> results = sendRequests(new Request(method, args));
return results.get(0);
}
@NonNull
private List<Object> sendRequests(Request... requests) throws DaemonException {
final List<Object> requestObjects = new ArrayList<>();
int loginRequestId = -1;
if (!TextUtils.isEmpty(username)) {
final Request loginRequest = new Request(RPC_METHOD_LOGIN, username, password);
requestObjects.add(loginRequest.toObject());
loginRequestId = loginRequest.getId();
}
for (Request request : requests) {
requestObjects.add(request.toObject());
}
final byte[] requestBytes;
try {
requestBytes = compress(Rencode.encode(requestObjects));
} catch (IOException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to encode request: " + e.getMessage());
}
final Socket socket = openSocket();
try {
socket.getOutputStream().write(requestBytes);
final SortedMap<Integer, Object> returnValuesMap = new TreeMap<>();
for (int i = 0, n = requestObjects.size(); i < n; i++) {
final Response response = readResponse(socket.getInputStream());
final int responseId = response.getId();
if (response.getType() == RPC_ERROR) {
if (responseId == loginRequestId) {
throw new DaemonException(ExceptionType.AuthenticationFailure, response.getReturnValue()
.toString());
} else {
throw new DaemonException(ExceptionType.UnexpectedResponse, response.getReturnValue().toString());
}
}
returnValuesMap.put(response.getId(), response.getReturnValue());
}
if (returnValuesMap.size() != requestObjects.size()) {
throw new DaemonException(ExceptionType.UnexpectedResponse, returnValuesMap.toString());
}
final List<Object> returnValues = new ArrayList<>();
for (Request request : requests) {
final int requestId = request.getId();
final Object returnValue = returnValuesMap.get(requestId);
if (returnValue == null) {
throw new DaemonException(ExceptionType.UnexpectedResponse, "No result for request id " + requestId);
}
returnValues.add(returnValue);
}
return returnValues;
} catch (IOException e) {
throw new DaemonException(ExceptionType.ConnectionError, e.getMessage());
} finally {
try {
socket.close();
} catch (IOException e) {
// ignore
}
}
}
@NonNull
private byte[] compress(byte[] bytes) throws IOException {
ByteArrayOutputStream byteOut = new ByteArrayOutputStream();
try {
DeflaterOutputStream deltaterOut = new DeflaterOutputStream(byteOut);
try {
deltaterOut.write(bytes);
deltaterOut.finish();
return byteOut.toByteArray();
} finally {
deltaterOut.close();
}
} finally {
byteOut.close();
}
}
@NonNull
private Response readResponse(InputStream in) throws DaemonException, IOException {
final InflaterInputStream inflater = new InflaterInputStream(in);
final ByteArrayOutputStream out = new ByteArrayOutputStream();
final byte[] buffer = new byte[1024];
while (inflater.available() > 0) {
final int n = inflater.read(buffer);
if (n > 0) {
out.write(buffer, 0, n);
}
}
final byte[] bytes = out.toByteArray();
return new Response(Rencode.decode(bytes));
}
@NonNull
private Socket openSocket() throws DaemonException {
try {
final TrustManager[] trustAllCerts = new TrustManager[]{new AcceptAllTrustManager()};
final SSLContext sslContext = SSLContext.getInstance("TLSv1");
sslContext.init(null, trustAllCerts, new java.security.SecureRandom());
return sslContext.getSocketFactory().createSocket(address, port);
} catch (NoSuchAlgorithmException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
} catch (UnknownHostException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
} catch (IOException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
} catch (KeyManagementException e) {
throw new DaemonException(ExceptionType.ConnectionError,
"Failed to open socket: " + e.getMessage());
}
}
}

21
app/src/main/java/org/transdroid/daemon/Deluge/MutableInt.java
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@ -0,0 +1,21 @@ @@ -0,0 +1,21 @@
package org.transdroid.daemon.Deluge;
/**
* Used to count torrents in labels.
*/
class MutableInt {
int value = 1;
MutableInt(int value) {
this.value = value;
}
void increment() {
++value;
}
int get() {
return value;
}
}

37
app/src/main/java/org/transdroid/daemon/Deluge/Request.java
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@ -0,0 +1,37 @@ @@ -0,0 +1,37 @@
package org.transdroid.daemon.Deluge;
import java.util.HashMap;
import java.util.concurrent.atomic.AtomicInteger;
/**
* A Deluge RPC Request wrapper
*/
class Request {
private static AtomicInteger requestIdCounter = new AtomicInteger();
private final int id;
private final String method;
private final Object[] args;
public Request(String method, Object... args) {
id = requestIdCounter.getAndIncrement();
this.method = method;
this.args = args;
}
public Object toObject() {
return new Object[] {id, method, args, new HashMap<>()};
}
public int getId() {
return id;
}
public String getMethod() {
return method;
}
public Object[] getArgs() {
return args;
}
}

55
app/src/main/java/org/transdroid/daemon/Deluge/Response.java
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@ -0,0 +1,55 @@ @@ -0,0 +1,55 @@
package org.transdroid.daemon.Deluge;
import java.util.List;
import org.transdroid.daemon.DaemonException;
import org.transdroid.daemon.DaemonException.ExceptionType;
/**
* A Deluge RPC Response wrapper
*/
class Response {
private static final int RESPONSE_TYPE_INDEX = 0;
private static final int RESPONSE_ID_INDEX = 1;
private static final int RESPONSE_RETURN_VALUE_INDEX = 2;
private final int type;
private final int id;
private final Object returnValue;
public Response(Object responseObject) throws DaemonException {
if (!(responseObject instanceof List)) {
throw new DaemonException(ExceptionType.UnexpectedResponse, responseObject.toString());
}
final List response = (List) responseObject;
if (response.size() < RESPONSE_RETURN_VALUE_INDEX + 1) {
throw new DaemonException(ExceptionType.UnexpectedResponse, responseObject.toString());
}
if (!(response.get(RESPONSE_TYPE_INDEX) instanceof Number)) {
throw new DaemonException(ExceptionType.UnexpectedResponse, responseObject.toString());
}
type = ((Number) (response.get(RESPONSE_TYPE_INDEX))).intValue();
if (!(response.get(RESPONSE_ID_INDEX) instanceof Number)) {
throw new DaemonException(ExceptionType.UnexpectedResponse, responseObject.toString());
}
id = ((Number) (response.get(RESPONSE_ID_INDEX))).intValue();
returnValue = response.get(RESPONSE_RETURN_VALUE_INDEX);
}
public int getType() {
return type;
}
public int getId() {
return id;
}
public Object getReturnValue() {
return returnValue;
}
}

2
app/src/main/res/values/strings.xml
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@ -401,7 +401,7 @@ @@ -401,7 +401,7 @@
<item>daemon_bittorrent</item>
<item>daemon_buffalonas</item>
<item>daemon_deluge</item>
<item>daemon_deluge_direct</item>
<item>daemon_deluge_rpc</item>
<item>daemon_dlinkrouterbt</item>
<item>daemon_ktorrent</item>
<item>daemon_qbittorrent</item>

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