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Code Issues Releases Wiki Activity

Removed app DNS cache

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This commit is contained in:
M66B 2024-06-21 16:19:29 +02:00
parent 6494590aff
commit f2502b181e
3 changed files with 2 additions and 26 deletions
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9
app/src/main/java/eu/faircode/email/DnsHelper.java
View file

@ -465,15 +465,6 @@ public class DnsHelper {
return result;
}
static void clear(Context context) {
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
SharedPreferences.Editor editor = prefs.edit();
for (String key : prefs.getAll().keySet())
if (key != null && key.startsWith("dns."))
editor.remove(key);
editor.apply();
}
static boolean hasDnsSec() {
if (BuildConfig.PLAY_STORE_RELEASE)
return false;

18
app/src/main/java/eu/faircode/email/EmailService.java
View file

@ -425,8 +425,6 @@ public class EmailService implements AutoCloseable {
String certificate, String fingerprint) throws MessagingException {
properties.put("fairemail.server", host);
DnsHelper.clear(context);
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
boolean bind_socket = prefs.getBoolean("bind_socket", false);
if (bind_socket &&
@ -639,20 +637,8 @@ public class EmailService implements AutoCloseable {
// throw new MailConnectException(
// new SocketConnectException("Debug", new IOException("Test"), host, port, 0));
String key = "dns." + host;
try {
main = DnsHelper.getByName(context, host, dnssec);
EntityLog.log(context, EntityLog.Type.Network, "Main address=" + main);
prefs.edit().putString(key, main.getHostAddress()).apply();
} catch (UnknownHostException ex) {
String last = prefs.getString(key, null);
if (TextUtils.isEmpty(last))
throw ex;
else {
EntityLog.log(context, EntityLog.Type.Network, "Using " + key + "=" + last);
main = DnsHelper.getByName(context, last, dnssec);
}
}
main = DnsHelper.getByName(context, host, dnssec);
EntityLog.log(context, EntityLog.Type.Network, "Main address=" + main);
boolean prefer_ip4 = prefs.getBoolean("prefer_ip4", true);
if (prefer_ip4 && main instanceof Inet6Address) {

1
app/src/main/java/eu/faircode/email/FragmentOptionsConnection.java
View file

@ -352,7 +352,6 @@ public class FragmentOptionsConnection extends FragmentBase implements SharedPre
swDnsCustom.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean checked) {
DnsHelper.clear(buttonView.getContext());
prefs.edit().putBoolean("dns_custom", checked).apply();
tvDnsExtra.setEnabled(checked || Build.VERSION.SDK_INT < Build.VERSION_CODES.Q);
etDnsExtra.setEnabled(checked || Build.VERSION.SDK_INT < Build.VERSION_CODES.Q);