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Commit 9287b577 authored by Stephanie Bak's avatar Stephanie Bak
Browse files

Split DPM API to check current Wi-Fi network 

Change validateCurrentWifiMeetsAdminRequirements to separate APIs for
SSID restriction and minimum security level restriction

Bug: 216628415
Test: atest DevicePolicyManagerTest
Change-Id: Ib0764d2d31a91934aa2acdc92ca2a5f61938139e
parent 45a07122

core/java/android/app/admin/WifiSsidPolicy.aidl

0 → 100644
+20 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2022 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 android.app.admin;



parcelable WifiSsidPolicy;
 
 No newline at end of file

services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java

+24 −5
Original line number Diff line number Diff line
@@ -213,6 +213,7 @@ import android.app.admin.StartInstallingUpdateCallback; 
import android.app.admin.SystemUpdateInfo;

import android.app.admin.SystemUpdatePolicy;

import android.app.admin.UnsafeStateException;

import android.app.admin.WifiSsidPolicy;

import android.app.backup.IBackupManager;

import android.app.compat.CompatChanges;

import android.app.role.RoleManager;
@@ -268,6 +269,7 @@ import android.net.Uri; 
import android.net.VpnManager;

import android.net.metrics.IpConnectivityLog;

import android.net.wifi.WifiManager;

import android.net.wifi.WifiSsid;

import android.os.Binder;

import android.os.Build;

import android.os.Bundle;
@@ -388,6 +390,7 @@ import java.io.FileOutputStream; 
import java.io.IOException;

import java.io.PrintWriter;

import java.lang.reflect.Constructor;

import java.nio.charset.StandardCharsets;

import java.security.cert.CertificateException;

import java.security.cert.CertificateFactory;

import java.security.cert.X509Certificate;
@@ -18524,9 +18527,21 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager { 
        );

    }













    private void validateCurrentWifiMeetsAdminRequirements() {













    private void notifyMinimumRequiredWifiSecurityLevelChanged(int level) {















        mInjector.binderWithCleanCallingIdentity(













                () -> mInjector.getWifiManager().validateCurrentWifiMeetsAdminRequirements());













                () -> mInjector.getWifiManager()













                        .notifyMinimumRequiredWifiSecurityLevelChanged(level));













    }

























    private void notifyWifiSsidPolicyChanged(int policyType, List<String> ssids) {













        List<WifiSsid> wifiSsidList = new ArrayList<>();













        for (String ssid : ssids) {













            wifiSsidList.add(













                    WifiSsid.fromBytes(ssid.getBytes(StandardCharsets.UTF_8)));













        }













        WifiSsidPolicy policy = new WifiSsidPolicy(policyType, new ArraySet<>(wifiSsidList));













        mInjector.binderWithCleanCallingIdentity(













                () -> mInjector.getWifiManager().notifyWifiSsidPolicyChanged(policy));















    }





























    @Override









@@ -18546,7 +18561,7 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {













                valueChanged = true;















            }















        }













        if (valueChanged) validateCurrentWifiMeetsAdminRequirements();













        if (valueChanged) notifyMinimumRequiredWifiSecurityLevelChanged(level);















    }





























    @Override










@@ -18578,7 +18593,9 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {













            }















            if (changed) saveSettingsLocked(caller.getUserId());















        }













        if (changed) validateCurrentWifiMeetsAdminRequirements();













        if (changed && !ssids.isEmpty()) {













            notifyWifiSsidPolicyChanged(WifiSsidPolicy.WIFI_SSID_POLICY_TYPE_ALLOWLIST, ssids);













        }















    }





























    @Override










@@ -18617,7 +18634,9 @@ public class DevicePolicyManagerService extends BaseIDevicePolicyManager {













            }















            if (changed) saveSettingsLocked(caller.getUserId());















        }













        if (changed) validateCurrentWifiMeetsAdminRequirements();













        if (changed) {













            notifyWifiSsidPolicyChanged(WifiSsidPolicy.WIFI_SSID_POLICY_TYPE_DENYLIST, ssids);













        }















    }





























    @Override