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/*
* Copyright (C) 2014 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.commands.dpm;
import android.app.admin.IDevicePolicyManager;
import android.content.ComponentName;
import android.content.Context;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.UserHandle;
import com.android.internal.os.BaseCommand;
import java.io.PrintStream;
public final class Dpm extends BaseCommand {
/**
* Command-line entry point.
*
* @param args The command-line arguments
*/
public static void main(String[] args) {
(new Dpm()).run(args);
}
private static final String COMMAND_SET_DEVICE_OWNER = "set-device-owner";
private static final String COMMAND_SET_PROFILE_OWNER = "set-profile-owner";
private IDevicePolicyManager mDevicePolicyManager;
@Override
public void onShowUsage(PrintStream out) {
out.println(
"usage: dpm [subcommand] [options]\n" +
"usage: dpm set-device-owner <COMPONENT>\n" +
"usage: dpm set-profile-owner <COMPONENT> <USER_ID>\n" +
"\n" +
"dpm set-device-owner: Sets the given component as active admin, and its\n" +
" package as device owner.\n" +
"\n" +
"dpm set-profile-owner: Sets the given component as active admin and profile" +
" owner for an existing user.\n");
}
@Override
public void onRun() throws Exception {
mDevicePolicyManager = IDevicePolicyManager.Stub.asInterface(
ServiceManager.getService(Context.DEVICE_POLICY_SERVICE));
if (mDevicePolicyManager == null) {
showError("Error: Could not access the Device Policy Manager. Is the system running?");
return;
}
String command = nextArgRequired();
switch (command) {
case COMMAND_SET_DEVICE_OWNER:
runSetDeviceOwner();
break;
case COMMAND_SET_PROFILE_OWNER:
runSetProfileOwner();
break;
default:
throw new IllegalArgumentException ("unknown command '" + command + "'");
}
}
private void runSetDeviceOwner() throws RemoteException {
ComponentName component = parseComponentName(nextArgRequired());
mDevicePolicyManager.setActiveAdmin(component, true /*refreshing*/, UserHandle.USER_OWNER);
String packageName = component.getPackageName();
try {
if (!mDevicePolicyManager.setDeviceOwner(packageName, null /*ownerName*/)) {
throw new RuntimeException(
"Can't set package " + packageName + " as device owner.");
}
} catch (Exception e) {
// Need to remove the admin that we just added.
mDevicePolicyManager.removeActiveAdmin(component, UserHandle.USER_OWNER);
throw e;
}
System.out.println("Success: Device owner set to package " + packageName);
System.out.println("Active admin set to component " + component.toShortString());
}
private void runSetProfileOwner() throws RemoteException {
ComponentName component = parseComponentName(nextArgRequired());
int userId = parseInt(nextArgRequired());
mDevicePolicyManager.setActiveAdmin(component, true /*refreshing*/, userId);
try {
if (!mDevicePolicyManager.setProfileOwner(component, "" /*ownerName*/, userId)) {
throw new RuntimeException("Can't set component " + component.toShortString() +
" as profile owner for user " + userId);
}
} catch (Exception e) {
// Need to remove the admin that we just added.
mDevicePolicyManager.removeActiveAdmin(component, userId);
throw e;
}
System.out.println("Success: Active admin and profile owner set to "
+ component.toShortString() + " for user " + userId);
}
private ComponentName parseComponentName(String component) {
ComponentName cn = ComponentName.unflattenFromString(component);
if (cn == null) {
throw new IllegalArgumentException ("Invalid component " + component);
}
return cn;
}
private int parseInt(String argument) {
try {
return Integer.parseInt(argument);
} catch (NumberFormatException e) {
throw new IllegalArgumentException ("Invalid integer argument '" + argument + "'", e);
}
}
}
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