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-rw-r--r--service/java/com/android/server/wifi/ClientModeImpl.java3
-rw-r--r--service/java/com/android/server/wifi/WifiLastResortWatchdog.java48
-rw-r--r--tests/wifitests/src/com/android/server/wifi/WifiLastResortWatchdogTest.java39
3 files changed, 0 insertions, 90 deletions
diff --git a/service/java/com/android/server/wifi/ClientModeImpl.java b/service/java/com/android/server/wifi/ClientModeImpl.java
index 709b7c3d9..69e51c19b 100644
--- a/service/java/com/android/server/wifi/ClientModeImpl.java
+++ b/service/java/com/android/server/wifi/ClientModeImpl.java
@@ -955,8 +955,6 @@ public class ClientModeImpl extends StateMachine {
mWifiMetrics.getHandler());
mWifiMonitor.registerHandler(mInterfaceName, CMD_TARGET_BSSID,
mWifiMetrics.getHandler());
- mWifiMonitor.registerHandler(mInterfaceName, WifiMonitor.NETWORK_CONNECTION_EVENT,
- mWifiInjector.getWifiLastResortWatchdog().getHandler());
}
private void setMulticastFilter(boolean enabled) {
@@ -4276,7 +4274,6 @@ public class ClientModeImpl extends StateMachine {
mWifiInfo.setMacAddress(currentMacAddress);
Log.i(TAG, "Connecting with " + currentMacAddress + " as the mac address");
if (mWifiNative.connectToNetwork(mInterfaceName, config)) {
- mWifiInjector.getWifiLastResortWatchdog().noteStartConnectTime();
mWifiMetrics.logStaEvent(StaEvent.TYPE_CMD_START_CONNECT, config);
mLastConnectAttemptTimestamp = mClock.getWallClockMillis();
mTargetWifiConfiguration = config;
diff --git a/service/java/com/android/server/wifi/WifiLastResortWatchdog.java b/service/java/com/android/server/wifi/WifiLastResortWatchdog.java
index 286e4ba47..6889b5016 100644
--- a/service/java/com/android/server/wifi/WifiLastResortWatchdog.java
+++ b/service/java/com/android/server/wifi/WifiLastResortWatchdog.java
@@ -20,7 +20,6 @@ import android.net.wifi.ScanResult;
import android.net.wifi.WifiConfiguration;
import android.os.Handler;
import android.os.Looper;
-import android.os.Message;
import android.text.TextUtils;
import android.util.LocalLog;
import android.util.Log;
@@ -75,8 +74,6 @@ public class WifiLastResortWatchdog {
// Number of milliseconds to wait before re-enable Watchdog triger
@VisibleForTesting
public static final long LAST_TRIGGER_TIMEOUT_MILLIS = 2 * 3600 * 1000; // 2 hours
- @VisibleForTesting
- public static final int ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS = 1000 * 30; // 30 seconds
/**
* Cached WifiConfigurations of available networks seen within MAX_BSSID_AGE scan results
@@ -108,8 +105,6 @@ public class WifiLastResortWatchdog {
// If any connection failure happened after watchdog triggering restart then assume watchdog
// did not fix the problem
private boolean mWatchdogFixedWifi = true;
- private long mLastStartConnectTime = 0;
- private Handler mHandler;
/**
* Local log used for debugging any WifiLastResortWatchdog issues.
@@ -123,49 +118,6 @@ public class WifiLastResortWatchdog {
mWifiMetrics = wifiMetrics;
mClientModeImpl = clientModeImpl;
mClientModeImplLooper = clientModeImplLooper;
- mHandler = new Handler(clientModeImplLooper) {
- public void handleMessage(Message msg) {
- processMessage(msg);
- }
- };
- }
-
- /**
- * Returns handler for L2 events from supplicant.
- * @return Handler
- */
- public Handler getHandler() {
- return mHandler;
- }
-
- /**
- * Refreshes when the last CMD_START_CONNECT is triggered.
- */
- public void noteStartConnectTime() {
- mLastStartConnectTime = mClock.getElapsedSinceBootMillis();
- }
-
- private void processMessage(Message msg) {
- switch (msg.what) {
- case WifiMonitor.NETWORK_CONNECTION_EVENT:
- // Trigger bugreport for successful connections that take abnormally long
- if (mLastStartConnectTime > 0) {
- long durationMs = mClock.getElapsedSinceBootMillis() - mLastStartConnectTime;
- if (durationMs > ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS) {
- final String bugTitle = "Wi-Fi Bugreport: Abnormal connection time";
- final String bugDetail = "Expected connection to take less than "
- + ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS + " milliseconds. "
- + "Actually took " + durationMs + " milliseconds.";
- mWifiInjector.getClientModeImplHandler().post(() -> {
- mClientModeImpl.takeBugReport(bugTitle, bugDetail);
- });
- }
- mLastStartConnectTime = 0;
- }
- break;
- default:
- return;
- }
}
/**
diff --git a/tests/wifitests/src/com/android/server/wifi/WifiLastResortWatchdogTest.java b/tests/wifitests/src/com/android/server/wifi/WifiLastResortWatchdogTest.java
index dab283539..9ae382640 100644
--- a/tests/wifitests/src/com/android/server/wifi/WifiLastResortWatchdogTest.java
+++ b/tests/wifitests/src/com/android/server/wifi/WifiLastResortWatchdogTest.java
@@ -24,7 +24,6 @@ import static org.mockito.MockitoAnnotations.*;
import android.net.wifi.WifiConfiguration;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiSsid;
-import android.os.Handler;
import android.os.test.TestLooper;
import android.util.Pair;
@@ -73,7 +72,6 @@ public class WifiLastResortWatchdogTest {
mLastResortWatchdog.setBugReportProbability(1);
when(mClientModeImpl.getWifiInfo()).thenReturn(mWifiInfo);
when(mWifiInfo.getSSID()).thenReturn(TEST_NETWORK_SSID);
- when(mWifiInjector.getClientModeImplHandler()).thenReturn(mLastResortWatchdog.getHandler());
}
private List<Pair<ScanDetail, WifiConfiguration>> createFilteredQnsCandidates(String[] ssids,
@@ -2154,41 +2152,4 @@ public class WifiLastResortWatchdogTest {
verify(mWifiMetrics, times(1)).incrementNumLastResortWatchdogSuccesses();
}
- /**
- * Verifies that when a connection takes too long (time difference between
- * StaEvent.TYPE_CMD_START_CONNECT and StaEvent.TYPE_NETWORK_CONNECTION_EVENT) a bugreport is
- * taken.
- */
- @Test
- public void testAbnormalConnectionTimeTriggersBugreport() throws Exception {
- // first verifies that bugreports are not taken when connection takes less than
- // WifiLastResortWatchdog.ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS
- when(mClock.getElapsedSinceBootMillis()).thenReturn(1L);
- mLastResortWatchdog.noteStartConnectTime();
- when(mClock.getElapsedSinceBootMillis()).thenReturn(
- (long) WifiLastResortWatchdog.ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS);
- Handler handler = mLastResortWatchdog.getHandler();
- handler.sendMessage(
- handler.obtainMessage(WifiMonitor.NETWORK_CONNECTION_EVENT, 0, 0, null));
- mLooper.dispatchAll();
- verify(mClientModeImpl, never()).takeBugReport(anyString(), anyString());
-
- // Now verify that bugreport is taken
- mLastResortWatchdog.noteStartConnectTime();
- when(mClock.getElapsedSinceBootMillis()).thenReturn(
- (long) 2 * WifiLastResortWatchdog.ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS + 1);
- handler.sendMessage(
- handler.obtainMessage(WifiMonitor.NETWORK_CONNECTION_EVENT, 0, 0, null));
- mLooper.dispatchAll();
- verify(mClientModeImpl).takeBugReport(anyString(), anyString());
-
- // Verify additional connections (without more TYPE_CMD_START_CONNECT) don't trigger more
- // bugreports.
- when(mClock.getElapsedSinceBootMillis()).thenReturn(
- (long) 4 * WifiLastResortWatchdog.ABNORMAL_SUCCESSFUL_CONNECTION_DURATION_MS);
- handler.sendMessage(
- handler.obtainMessage(WifiMonitor.NETWORK_CONNECTION_EVENT, 0, 0, null));
- mLooper.dispatchAll();
- verify(mClientModeImpl).takeBugReport(anyString(), anyString());
- }
}