diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport')
3 files changed, 132 insertions, 10 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/FileImportCache.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/FileImportCache.java new file mode 100644 index 000000000..08b8afae7 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/FileImportCache.java @@ -0,0 +1,97 @@ +/* + * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de> + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +package org.sufficientlysecure.keychain.keyimport; + +import android.content.Context; +import android.os.Bundle; +import android.os.Parcel; + +import org.sufficientlysecure.keychain.KeychainApplication; + +import java.io.File; +import java.io.FileInputStream; +import java.io.FileOutputStream; +import java.io.IOException; +import java.util.ArrayList; +import java.util.List; + +/** + * When sending large data (over 1MB) through Androids Binder IPC you get + * JavaBinder E !!! FAILED BINDER TRANSACTION !!! + * <p/> + * To overcome this problem, we cache large Parcelables into a file in our private cache directory + * instead of sending them through IPC. + */ +public class FileImportCache { + + private Context mContext; + + private static final String FILENAME = "key_import.pcl"; + private static final String BUNDLE_DATA = "data"; + + public FileImportCache(Context context) { + this.mContext = context; + } + + public void writeCache(ArrayList<ParcelableKeyRing> selectedEntries) throws IOException { + Bundle in = new Bundle(); + in.putParcelableArrayList(BUNDLE_DATA, selectedEntries); + File cacheDir = mContext.getCacheDir(); + if (cacheDir == null) { + // https://groups.google.com/forum/#!topic/android-developers/-694j87eXVU + throw new IOException("cache dir is null!"); + } + File tempFile = new File(mContext.getCacheDir(), FILENAME); + + FileOutputStream fos = new FileOutputStream(tempFile); + Parcel p = Parcel.obtain(); // creating empty parcel object + in.writeToParcel(p, 0); // saving bundle as parcel + fos.write(p.marshall()); // writing parcel to file + fos.flush(); + fos.close(); + } + + public List<ParcelableKeyRing> readCache() throws IOException { + Parcel parcel = Parcel.obtain(); // creating empty parcel object + Bundle out; + File cacheDir = mContext.getCacheDir(); + if (cacheDir == null) { + // https://groups.google.com/forum/#!topic/android-developers/-694j87eXVU + throw new IOException("cache dir is null!"); + } + + File tempFile = new File(cacheDir, FILENAME); + try { + FileInputStream fis = new FileInputStream(tempFile); + byte[] array = new byte[(int) fis.getChannel().size()]; + fis.read(array, 0, array.length); + fis.close(); + + parcel.unmarshall(array, 0, array.length); + parcel.setDataPosition(0); + out = parcel.readBundle(KeychainApplication.class.getClassLoader()); + out.putAll(out); + + return out.getParcelableArrayList(BUNDLE_DATA); + } finally { + parcel.recycle(); + // delete temp file + tempFile.delete(); + } + } +} diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/HkpKeyserver.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/HkpKeyserver.java index 44679ba18..41f1e6997 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/HkpKeyserver.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/HkpKeyserver.java @@ -22,6 +22,7 @@ import de.measite.minidns.Client; import de.measite.minidns.Question; import de.measite.minidns.Record; import de.measite.minidns.record.SRV; + import org.sufficientlysecure.keychain.Constants; import org.sufficientlysecure.keychain.helper.TlsHelper; import org.sufficientlysecure.keychain.pgp.PgpHelper; @@ -102,8 +103,9 @@ public class HkpKeyserver extends Keyserver { */ public static final Pattern PUB_KEY_LINE = Pattern .compile("pub:([0-9a-fA-F]+):([0-9]+):([0-9]+):([0-9]+):([0-9]*):([rde]*)[ \n\r]*" // pub line - + "((uid:([^:]*):([0-9]+):([0-9]*):([rde]*)[ \n\r]*)+)", // one or more uid lines - Pattern.CASE_INSENSITIVE); + + "((uid:([^:]*):([0-9]+):([0-9]*):([rde]*)[ \n\r]*)+)", // one or more uid lines + Pattern.CASE_INSENSITIVE + ); /** * uid:%escaped uid string%:%creationdate%:%expirationdate%:%flags% @@ -215,10 +217,18 @@ public class HkpKeyserver extends Keyserver { throw new HttpError(response, data); } } catch (IOException e) { - throw new QueryFailedException("querying server(s) for '" + mHost + "' failed"); + throw new QueryFailedException("Keyserver '" + mHost + "' is unavailable. Check your Internet connection!"); } } + /** + * Results are sorted by creation date of key! + * + * @param query + * @return + * @throws QueryFailedException + * @throws QueryNeedsRepairException + */ @Override public ArrayList<ImportKeysListEntry> search(String query) throws QueryFailedException, QueryNeedsRepairException { @@ -240,18 +250,26 @@ public class HkpKeyserver extends Keyserver { try { data = query(request); } catch (HttpError e) { - if (e.getCode() == 404) { - return results; - } else { + if (e.getData() != null) { + Log.d(Constants.TAG, "returned error data: " + e.getData().toLowerCase(Locale.US)); + if (e.getData().toLowerCase(Locale.US).contains("no keys found")) { + // NOTE: This is also a 404 error for some keyservers! return results; } else if (e.getData().toLowerCase(Locale.US).contains("too many")) { throw new TooManyResponsesException(); } else if (e.getData().toLowerCase(Locale.US).contains("insufficient")) { throw new QueryTooShortException(); + } else if (e.getCode() == 404) { + // NOTE: handle this 404 at last, maybe it was a "no keys found" error + throw new QueryFailedException("Keyserver '" + mHost + "' not found. Error 404"); + } else { + // NOTE: some keyserver do not provide a more detailed error response + throw new QueryTooShortOrTooManyResponsesException(); } } - throw new QueryFailedException("querying server(s) for '" + mHost + "' failed"); + + throw new QueryFailedException("Querying server(s) for '" + mHost + "' failed."); } final Matcher matcher = PUB_KEY_LINE.matcher(data); @@ -267,9 +285,9 @@ public class HkpKeyserver extends Keyserver { // group 1 contains the full fingerprint (v4) or the long key id if available // see http://bit.ly/1d4bxbk and http://bit.ly/1gD1wwr - String fingerprintOrKeyId = matcher.group(1); + String fingerprintOrKeyId = matcher.group(1).toLowerCase(Locale.US); if (fingerprintOrKeyId.length() > 16) { - entry.setFingerprintHex(fingerprintOrKeyId.toLowerCase(Locale.US)); + entry.setFingerprintHex(fingerprintOrKeyId); entry.setKeyIdHex("0x" + fingerprintOrKeyId.substring(fingerprintOrKeyId.length() - 16, fingerprintOrKeyId.length())); } else { @@ -291,7 +309,7 @@ public class HkpKeyserver extends Keyserver { while (uidMatcher.find()) { String tmp = uidMatcher.group(1).trim(); if (tmp.contains("%")) { - if(tmp.contains("%%")) { + if (tmp.contains("%%")) { // This is a fix for issue #683 // The server encodes a percent sign as %%, so it is swapped out with its // urlencoded counterpart to prevent errors diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java index 842e7d922..b726529f8 100644 --- a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/keyimport/Keyserver.java @@ -44,6 +44,13 @@ public abstract class Keyserver { private static final long serialVersionUID = 2703768928624654514L; } + /** + * query too short _or_ too many responses + */ + public static class QueryTooShortOrTooManyResponsesException extends QueryNeedsRepairException { + private static final long serialVersionUID = 2703768928624654514L; + } + public static class AddKeyException extends Exception { private static final long serialVersionUID = -507574859137295530L; } |