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limit posh files to 10k

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This commit is contained in:
Daniel Gultsch 2022-03-30 09:25:05 +02:00
parent 7e762eb799
commit 09cf5feefa
1 changed files with 10 additions and 9 deletions
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19
src/main/java/eu/siacs/conversations/services/MemorizingTrustManager.java
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@ -43,6 +43,7 @@ import androidx.appcompat.app.AppCompatActivity;
import com.google.common.base.Charsets; import com.google.common.base.Charsets;
import com.google.common.base.Joiner; import com.google.common.base.Joiner;
import com.google.common.io.ByteStreams;
import com.google.common.io.CharStreams; import com.google.common.io.CharStreams;
import org.json.JSONArray; import org.json.JSONArray;
@ -77,6 +78,7 @@ import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory; import javax.net.ssl.TrustManagerFactory;
import javax.net.ssl.X509TrustManager; import javax.net.ssl.X509TrustManager;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R; import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.XmppDomainVerifier; import eu.siacs.conversations.crypto.XmppDomainVerifier;
import eu.siacs.conversations.entities.MTMDecision; import eu.siacs.conversations.entities.MTMDecision;
@ -391,13 +393,13 @@ public class MemorizingTrustManager {
final List<String> fingerprints = getPoshFingerprints(domain); final List<String> fingerprints = getPoshFingerprints(domain);
if (hash != null && fingerprints.size() > 0) { if (hash != null && fingerprints.size() > 0) {
if (fingerprints.contains(hash)) { if (fingerprints.contains(hash)) {
Log.d("mtm", "trusted cert fingerprint of " + domain + " via posh"); Log.d(Config.LOGTAG, "trusted cert fingerprint of " + domain + " via posh");
return; return;
} else { } else {
Log.d("mtm", "fingerprint " + hash + " not found in " + fingerprints); Log.d(Config.LOGTAG, "fingerprint " + hash + " not found in " + fingerprints);
} }
if (getPoshCacheFile(domain).delete()) { if (getPoshCacheFile(domain).delete()) {
Log.d("mtm", "deleted posh file for " + domain + " after not being able to verify"); Log.d(Config.LOGTAG, "deleted posh file for " + domain + " after not being able to verify");
} }
} }
} }
@ -410,7 +412,7 @@ public class MemorizingTrustManager {
} }
} }
private List<String> getPoshFingerprints(String domain) { private List<String> getPoshFingerprints(final String domain) {
final List<String> cached = getPoshFingerprintsFromCache(domain); final List<String> cached = getPoshFingerprintsFromCache(domain);
if (cached == null) { if (cached == null) {
return getPoshFingerprintsFromServer(domain); return getPoshFingerprintsFromServer(domain);
@ -424,13 +426,13 @@ public class MemorizingTrustManager {
} }
private List<String> getPoshFingerprintsFromServer(String domain, String url, int maxTtl, boolean followUrl) { private List<String> getPoshFingerprintsFromServer(String domain, String url, int maxTtl, boolean followUrl) {
Log.d("mtm", "downloading json for " + domain + " from " + url); Log.d(Config.LOGTAG, "downloading json for " + domain + " from " + url);
final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(master); final SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(master);
final boolean useTor = QuickConversationsService.isConversations() && preferences.getBoolean("use_tor", master.getResources().getBoolean(R.bool.use_tor)); final boolean useTor = QuickConversationsService.isConversations() && preferences.getBoolean("use_tor", master.getResources().getBoolean(R.bool.use_tor));
try { try {
final List<String> results = new ArrayList<>(); final List<String> results = new ArrayList<>();
final InputStream inputStream = HttpConnectionManager.open(url, useTor); final InputStream inputStream = HttpConnectionManager.open(url, useTor);
final String body = CharStreams.toString(new InputStreamReader(inputStream, Charsets.UTF_8)); final String body = CharStreams.toString(new InputStreamReader(ByteStreams.limit(inputStream,10_000), Charsets.UTF_8));
final JSONObject jsonObject = new JSONObject(body); final JSONObject jsonObject = new JSONObject(body);
int expires = jsonObject.getInt("expires"); int expires = jsonObject.getInt("expires");
if (expires <= 0) { if (expires <= 0) {
@ -457,7 +459,7 @@ public class MemorizingTrustManager {
writeFingerprintsToCache(domain, results, 1000L * expires + System.currentTimeMillis()); writeFingerprintsToCache(domain, results, 1000L * expires + System.currentTimeMillis());
return results; return results;
} catch (final Exception e) { } catch (final Exception e) {
Log.d("mtm", "error fetching posh " + e.getMessage()); Log.d(Config.LOGTAG, "error fetching posh",e);
return new ArrayList<>(); return new ArrayList<>();
} }
} }
@ -495,7 +497,7 @@ public class MemorizingTrustManager {
file.delete(); file.delete();
return null; return null;
} else { } else {
Log.d("mtm", "posh fingerprints expire in " + (expiresIn / 1000) + "s"); Log.d(Config.LOGTAG, "posh fingerprints expire in " + (expiresIn / 1000) + "s");
} }
final List<String> result = new ArrayList<>(); final List<String> result = new ArrayList<>();
final JSONArray jsonArray = jsonObject.getJSONArray("fingerprints"); final JSONArray jsonArray = jsonObject.getJSONArray("fingerprints");
@ -512,7 +514,6 @@ public class MemorizingTrustManager {
} }
private X509Certificate[] getAcceptedIssuers() { private X509Certificate[] getAcceptedIssuers() {
LOGGER.log(Level.FINE, "getAcceptedIssuers()");
return defaultTrustManager == null ? new X509Certificate[0] : defaultTrustManager.getAcceptedIssuers(); return defaultTrustManager == null ? new X509Certificate[0] : defaultTrustManager.getAcceptedIssuers();
} }