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Code Issues Releases Wiki Activity

Add methods to store update dates

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This commit is contained in:
Paul Schaub 2018-06-02 14:27:18 +02:00
parent 48862962db
commit dab342e97e
2 changed files with 120 additions and 15 deletions
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110
smack-openpgp-bouncycastle/src/main/java/org/jivesoftware/smackx/ox/bouncycastle/FileBasedBcOpenPgpStore.java
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@ -23,13 +23,16 @@ import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.UnsupportedEncodingException;
import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException;
import java.text.ParseException;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
@ -74,6 +77,7 @@ import org.bouncycastle.openpgp.operator.jcajce.JcaPGPDigestCalculatorProviderBu
import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyDecryptorBuilder;
import org.bouncycastle.openpgp.operator.jcajce.JcePBESecretKeyEncryptorBuilder;
import org.jxmpp.jid.BareJid;
import org.jxmpp.util.XmppDateTime;
public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
@ -133,8 +137,8 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
}
@Override
public Set<OpenPgpV4Fingerprint> announcedOpenPgpKeyFingerprints(BareJid contact) {
Set<OpenPgpV4Fingerprint> announcedKeys = new HashSet<>();
public Map<OpenPgpV4Fingerprint, Date> announcedOpenPgpKeyFingerprints(BareJid contact) {
Map<OpenPgpV4Fingerprint, Date> announcedKeys = new HashMap<>();
File listPath = contactsList(contact);
if (listPath.exists() && listPath.isFile()) {
BufferedReader reader = null;
@ -149,12 +153,25 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
continue;
}
String[] split = line.split(" ");
OpenPgpV4Fingerprint fingerprint;
Date date = null;
try {
OpenPgpV4Fingerprint fingerprint = new OpenPgpV4Fingerprint(line);
announcedKeys.add(fingerprint);
fingerprint = new OpenPgpV4Fingerprint(split[0]);
} catch (IllegalArgumentException e) {
LOGGER.log(Level.INFO, "Skip malformed fingerprint " + line + " of " + contact.toString());
continue;
}
try {
if (split.length > 1)
date = XmppDateTime.parseXEP0082Date(split[1]);
}
catch (ParseException e) {
LOGGER.log(Level.WARNING, "Could not parse date", e);
}
announcedKeys.put(fingerprint, date);
}
reader.close();
} catch (IOException e) {
@ -204,8 +221,11 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
writer = new BufferedWriter(new OutputStreamWriter(
new FileOutputStream(listPath), "UTF8"));
for (OpenPgpV4Fingerprint fingerprint : listElement.getMetadata().keySet()) {
writer.write(fingerprint.toString());
for (PublicKeysListElement.PubkeyMetadataElement entry : listElement.getMetadata().values()) {
OpenPgpV4Fingerprint fingerprint = entry.getV4Fingerprint();
Date date = entry.getDate();
String line = fingerprint.toString() + (date != null ? date : "");
writer.write(line);
writer.newLine();
}
@ -238,7 +258,7 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
}
@Override
public void storePublicKey(BareJid owner, OpenPgpV4Fingerprint fingerprint, PubkeyElement element)
public void storePublicKey(BareJid owner, OpenPgpV4Fingerprint fingerprint, PubkeyElement element, Date latestMetadataDate)
throws SmackOpenPgpException {
byte[] base64decoded = Base64.decode(element.getDataElement().getB64Data());
try {
@ -249,6 +269,13 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
} catch (IllegalArgumentException e) {
LOGGER.log(Level.WARNING, "Public Key with ID " + fingerprint.toString() + " of " +
owner + " is already in memory. Skip.");
return;
}
try {
writeDateToFile(publicKeyUpdateDatePath(owner, fingerprint), latestMetadataDate);
} catch (IOException e) {
LOGGER.log(Level.WARNING, "Could not store update date for " + fingerprint.toString(), e);
}
}
@ -280,7 +307,7 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
.getSecretKey(Util.keyIdFromFingerprint(fingerprint));
if (secretKey == null) {
// TODO: Close streams
buffer.close();
throw new MissingOpenPgpKeyPairException(user);
}
@ -303,7 +330,7 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
@Override
public void restoreSecretKeyBackup(SecretkeyElement secretkeyElement, String password, SecretKeyRestoreSelectionCallback callback)
throws SmackOpenPgpException, InvalidBackupCodeException {
throws SmackOpenPgpException, InvalidBackupCodeException { // TODO: Figure out InvalidBackupCodeException
byte[] base64Decoded = Base64.decode(secretkeyElement.getB64Data());
try {
@ -369,6 +396,11 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
}
}
@Override
public Date getPubkeysLatestUpdateDate(BareJid owner, OpenPgpV4Fingerprint fingerprint) {
return readDateFromFile(publicKeyUpdateDatePath(owner, fingerprint));
}
private File secretKeyringPath() {
return new File(contactsPath(user), "secring.skr");
}
@ -389,6 +421,66 @@ public class FileBasedBcOpenPgpStore implements BCOpenPgpStore {
return new File(contactsPath(contact), "metadata.list");
}
private File publicKeyUpdateDatePath(BareJid owner, OpenPgpV4Fingerprint fingerprint) {
return new File(contactsPath(owner), fingerprint.toString() + "-update.date");
}
private static void writeDateToFile(File file, Date date) throws IOException {
if (!file.exists()) {
file.getParentFile().mkdirs();
file.createNewFile();
}
BufferedWriter writer = null;
try {
writer = new BufferedWriter(new OutputStreamWriter(
new FileOutputStream(file), "UTF8"));
writer.write(XmppDateTime.formatXEP0082Date(date));
writer.flush();
writer.close();
} catch (IOException e) {
if (writer != null) {
writer.close();
}
throw e;
}
}
private static Date readDateFromFile(File file) {
if (!file.exists()) {
return null;
}
BufferedReader reader = null;
Date result = null;
try {
reader = new BufferedReader(new InputStreamReader(
new FileInputStream(file), "UTF8"));
String line = reader.readLine();
if (!line.isEmpty()) {
result = XmppDateTime.parseXEP0082Date(line);
}
reader.close();
reader = null;
} catch (UnsupportedEncodingException | FileNotFoundException e) {
throw new AssertionError(e);
} catch (IOException e) {
LOGGER.log(Level.WARNING, "Exception while reading date.", e);
} catch (ParseException e) {
LOGGER.log(Level.WARNING, "Could not parse date", e);
result = null;
}
if (reader != null) {
try {
reader.close();
} catch (IOException e) {
LOGGER.log(Level.WARNING, "Could not close reader.", e);
}
}
return result;
}
private static void addPublicKeysFromFile(InMemoryKeyring keyring,
File pubring,
KeyringConfigCallback passwordCallback)