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Add heap dump options to Developer options.

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1. Add a button to capture a system heap dump on demand.
2. Add a toggle to enable/disable automatic system heap dump captures.

Bug: 77490269
Test: manual
Change-Id: I12b41de82f641ae239ea8e48f0180392aca5dbe8
This commit is contained in:
Kweku Adams
2019-03-21 12:49:38 -07:00
parent ed8b0aebea
commit afd71d1689
4 changed files with 179 additions and 0 deletions
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9
res/xml/development_settings.xml
View File

@@ -35,6 +35,10 @@
android:title="@*android:string/bugreport_title"
android:dialogTitle="@*android:string/bugreport_title" />
<Preference
android:key="system_server_heap_dump"
android:title="@string/capture_system_heap_dump_title" />
<Preference
android:key="local_backup_password"
android:title="@string/local_backup_password_title"
@@ -151,6 +155,11 @@
android:title="@string/bugreport_in_power"
android:summary="@string/bugreport_in_power_summary" />
<SwitchPreference
android:key="automatic_system_server_heap_dumps"
android:title="@string/automatic_system_heap_dump_title"
android:summary="@string/automatic_system_heap_dump_summary" />
<Preference android:key="mock_location_app"
android:title="@string/mock_location_app" />

84
src/com/android/settings/development/AutomaticSystemServerHeapDumpPreferenceController.java Normal file
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@@ -0,0 +1,84 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.development;
import android.content.Context;
import android.os.Build;
import android.os.UserManager;
import android.provider.Settings;
import androidx.preference.Preference;
import androidx.preference.SwitchPreference;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.development.DeveloperOptionsPreferenceController;
public class AutomaticSystemServerHeapDumpPreferenceController extends
DeveloperOptionsPreferenceController implements Preference.OnPreferenceChangeListener,
PreferenceControllerMixin {
private static final String KEY_AUTOMATIC_SYSTEM_SERVER_HEAP_DUMPS =
"automatic_system_server_heap_dumps";
private static final int SETTING_VALUE_OFF = 0;
private static final int SETTING_VALUE_ON = 1;
private final UserManager mUserManager;
private final boolean mIsConfigEnabled;
public AutomaticSystemServerHeapDumpPreferenceController(Context context) {
super(context);
mIsConfigEnabled = context.getResources().getBoolean(
com.android.internal.R.bool.config_debugEnableAutomaticSystemServerHeapDumps);
mUserManager = context.getSystemService(UserManager.class);
}
@Override
public boolean isAvailable() {
return Build.IS_DEBUGGABLE && mIsConfigEnabled
&& !mUserManager.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES);
}
@Override
public String getPreferenceKey() {
return KEY_AUTOMATIC_SYSTEM_SERVER_HEAP_DUMPS;
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
final boolean isEnabled = (Boolean) newValue;
Settings.Secure.putInt(mContext.getContentResolver(),
Settings.Global.ENABLE_AUTOMATIC_SYSTEM_SERVER_HEAP_DUMPS,
isEnabled ? SETTING_VALUE_ON : SETTING_VALUE_OFF);
return true;
}
@Override
public void updateState(Preference preference) {
final int mode = Settings.Secure.getInt(mContext.getContentResolver(),
Settings.Global.ENABLE_AUTOMATIC_SYSTEM_SERVER_HEAP_DUMPS, SETTING_VALUE_ON);
((SwitchPreference) mPreference).setChecked(mode != SETTING_VALUE_OFF);
}
@Override
protected void onDeveloperOptionsSwitchDisabled() {
super.onDeveloperOptionsSwitchDisabled();
Settings.Secure.putInt(mContext.getContentResolver(),
Settings.Global.ENABLE_AUTOMATIC_SYSTEM_SERVER_HEAP_DUMPS, SETTING_VALUE_OFF);
((SwitchPreference) mPreference).setChecked(false);
}
}

2
src/com/android/settings/development/DevelopmentSettingsDashboardFragment.java
View File

@@ -404,6 +404,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
final List<AbstractPreferenceController> controllers = new ArrayList<>();
controllers.add(new MemoryUsagePreferenceController(context));
controllers.add(new BugReportPreferenceController(context));
controllers.add(new SystemServerHeapDumpPreferenceController(context));
controllers.add(new LocalBackupPasswordPreferenceController(context));
controllers.add(new StayAwakePreferenceController(context, lifecycle));
controllers.add(new HdcpCheckingPreferenceController(context));
@@ -418,6 +419,7 @@ public class DevelopmentSettingsDashboardFragment extends RestrictedDashboardFra
controllers.add(new ClearAdbKeysPreferenceController(context, fragment));
controllers.add(new LocalTerminalPreferenceController(context));
controllers.add(new BugReportInPowerPreferenceController(context));
controllers.add(new AutomaticSystemServerHeapDumpPreferenceController(context));
controllers.add(new MockLocationAppPreferenceController(context, fragment));
controllers.add(new DebugViewAttributesPreferenceController(context));
controllers.add(new SelectDebugAppPreferenceController(context, fragment));

84
src/com/android/settings/development/SystemServerHeapDumpPreferenceController.java Normal file
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@@ -0,0 +1,84 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.development;
import android.app.ActivityManager;
import android.content.Context;
import android.os.Build;
import android.os.Handler;
import android.os.RemoteException;
import android.os.UserManager;
import android.util.Log;
import android.widget.Toast;
import androidx.preference.Preference;
import com.android.settings.R;
import com.android.settings.core.PreferenceControllerMixin;
import com.android.settingslib.development.DeveloperOptionsPreferenceController;
public class SystemServerHeapDumpPreferenceController extends DeveloperOptionsPreferenceController
implements PreferenceControllerMixin {
private static final String KEY_SYSTEM_SERVER_HEAP_DUMP = "system_server_heap_dump";
/** How long to keep the preference disabled before re-enabling. */
private static final long ENABLE_TIMEOUT_MILLIS = 5000L;
private final UserManager mUserManager;
private Handler mHandler;
public SystemServerHeapDumpPreferenceController(Context context) {
super(context);
mUserManager = context.getSystemService(UserManager.class);
mHandler = new Handler();
}
@Override
public boolean isAvailable() {
return Build.IS_DEBUGGABLE
&& !mUserManager.hasUserRestriction(UserManager.DISALLOW_DEBUGGING_FEATURES);
}
@Override
public String getPreferenceKey() {
return KEY_SYSTEM_SERVER_HEAP_DUMP;
}
@Override
public boolean handlePreferenceTreeClick(Preference preference) {
if (!KEY_SYSTEM_SERVER_HEAP_DUMP.equals(preference.getKey())) {
return false;
}
try {
// Temporarily disable the preference so the user doesn't start two dumps in a row.
preference.setEnabled(false);
Toast.makeText(mContext, R.string.capturing_system_heap_dump_message,
Toast.LENGTH_SHORT).show();
ActivityManager.getService().requestSystemServerHeapDump();
mHandler.postDelayed(() -> preference.setEnabled(true), ENABLE_TIMEOUT_MILLIS);
return true;
} catch (RemoteException e) {
Log.e(TAG, "error taking system heap dump", e);
Toast.makeText(mContext, R.string.error_capturing_system_heap_dump_message,
Toast.LENGTH_SHORT).show();
}
return false;
}
}