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Experiment: auto tune keep alive interval

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M66B
2019-12-28 20:35:41 +01:00
parent 32583890f6
commit d5ea82631e
7 changed files with 2128 additions and 18 deletions
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59
app/src/main/java/eu/faircode/email/ServiceSynchronize.java
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@@ -1020,6 +1020,7 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
while (ifolder.isOpen() && state.isRunning() && state.isRecoverable()) {
Log.i(folder.name + " do idle");
ifolder.idle(false);
state.activity();
}
} catch (Throwable ex) {
Log.e(folder.name, ex);
@@ -1144,23 +1145,51 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
// Keep alive
boolean first = true;
while (state.isRunning()) {
if (!state.isRecoverable())
throw new StoreClosedException(iservice.getStore(), "Unrecoverable");
try {
if (!state.isRecoverable())
throw new StoreClosedException(iservice.getStore(), "Unrecoverable");
// Sends store NOOP
if (!iservice.getStore().isConnected())
throw new StoreClosedException(iservice.getStore(), "NOOP");
// Sends store NOOP
if (!iservice.getStore().isConnected())
throw new StoreClosedException(iservice.getStore(), "NOOP");
if (sync)
for (EntityFolder folder : mapFolders.keySet())
if (folder.synchronize)
if (!folder.poll && capIdle) {
// Sends folder NOOP
if (!mapFolders.get(folder).isOpen())
throw new StoreClosedException(iservice.getStore(), folder.name);
} else
EntityOperation.sync(this, folder.id, false);
if (sync)
for (EntityFolder folder : mapFolders.keySet())
if (folder.synchronize)
if (!folder.poll && capIdle) {
// Sends folder NOOP
if (!mapFolders.get(folder).isOpen())
throw new StoreClosedException(iservice.getStore(), folder.name);
} else
EntityOperation.sync(this, folder.id, false);
} catch (Throwable ex) {
if (!first && !account.keep_alive_ok &&
account.poll_interval > 9 &&
state.getIdleTime() > (account.poll_interval - 1) * 60 * 1000L) {
account.keep_alive_failed++;
if (account.keep_alive_failed > 10) {
account.keep_alive_failed = 0;
account.poll_interval--;
db.account().setAccountKeepAliveInterval(account.id, account.poll_interval);
}
db.account().setAccountKeepAliveFailed(account.id, account.keep_alive_failed);
EntityLog.log(ServiceSynchronize.this, account.name +
" keep alive failed=" + account.keep_alive_failed +
" keep alive interval=" + account.poll_interval +
" max idle=" + state.getIdleTime());
}
throw ex;
}
if (!first && !account.keep_alive_ok &&
account.poll_interval > 9 &&
state.getIdleTime() > (account.poll_interval - 1) * 60 * 1000L) {
account.keep_alive_ok = true;
db.account().setAccountKeepAliveOk(account.id, true);
EntityLog.log(ServiceSynchronize.this, account.name + " keep alive ok");
}
// Successfully connected: reset back off time
state.setBackoff(CONNECT_BACKOFF_START);
@@ -1201,6 +1230,8 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
} finally {
am.cancel(pi);
}
first = false;
}
Log.i(account.name + " done state=" + state);