Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.rolecontrollerservice; |
| 18 | |
| 19 | import android.annotation.NonNull; |
| 20 | import android.annotation.Nullable; |
| 21 | import android.annotation.SystemApi; |
| 22 | import android.app.Service; |
| 23 | import android.app.role.IRoleManagerCallback; |
| 24 | import android.app.role.RoleManager; |
| 25 | import android.app.role.RoleManagerCallback; |
| 26 | import android.content.Intent; |
| 27 | import android.os.IBinder; |
| 28 | import android.os.RemoteException; |
| 29 | import android.os.UserHandle; |
| 30 | import android.util.Log; |
| 31 | |
| 32 | import com.android.internal.util.Preconditions; |
| 33 | |
| 34 | import java.util.concurrent.Executor; |
| 35 | |
| 36 | /** |
| 37 | * Abstract base class for the role controller service. |
| 38 | * <p> |
| 39 | * Subclass should implement the business logic for role management, including enforcing role |
| 40 | * requirements and granting or revoking relevant privileges of roles. This class can only be |
| 41 | * implemented by the permission controller app which is registered in {@code PackageManager}. |
| 42 | * |
| 43 | * @hide |
| 44 | */ |
| 45 | @SystemApi |
| 46 | public abstract class RoleControllerService extends Service { |
| 47 | |
| 48 | private static final String LOG_TAG = RoleControllerService.class.getSimpleName(); |
| 49 | |
| 50 | /** |
| 51 | * The {@link Intent} that must be declared as handled by the service. The service should also |
| 52 | * require the {@link android.Manifest.permission#BIND_ROLE_CONTROLLER_SERVICE} permission so |
| 53 | * that other applications can not abuse it. |
| 54 | */ |
| 55 | public static final String SERVICE_INTERFACE = |
| 56 | "android.rolecontrollerservice.RoleControllerService"; |
| 57 | |
| 58 | @Nullable |
| 59 | @Override |
| 60 | public final IBinder onBind(@Nullable Intent intent) { |
| 61 | return new IRoleControllerService.Stub() { |
| 62 | |
| 63 | @Override |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 64 | public void onAddRoleHolder(String roleName, String packageName, int flags, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 65 | IRoleManagerCallback callback) { |
| 66 | Preconditions.checkStringNotEmpty(roleName, "roleName cannot be null or empty"); |
| 67 | Preconditions.checkStringNotEmpty(packageName, |
| 68 | "packageName cannot be null or empty"); |
| 69 | Preconditions.checkNotNull(callback, "callback cannot be null"); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 70 | RoleControllerService.this.onAddRoleHolder(roleName, packageName, flags, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 71 | new RoleManagerCallbackDelegate(callback)); |
| 72 | } |
| 73 | |
| 74 | @Override |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 75 | public void onRemoveRoleHolder(String roleName, String packageName, int flags, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 76 | IRoleManagerCallback callback) { |
| 77 | Preconditions.checkStringNotEmpty(roleName, "roleName cannot be null or empty"); |
| 78 | Preconditions.checkStringNotEmpty(packageName, |
| 79 | "packageName cannot be null or empty"); |
| 80 | Preconditions.checkNotNull(callback, "callback cannot be null"); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 81 | RoleControllerService.this.onRemoveRoleHolder(roleName, packageName, flags, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 82 | new RoleManagerCallbackDelegate(callback)); |
| 83 | } |
| 84 | |
| 85 | @Override |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 86 | public void onClearRoleHolders(String roleName, int flags, |
| 87 | IRoleManagerCallback callback) { |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 88 | Preconditions.checkStringNotEmpty(roleName, "roleName cannot be null or empty"); |
| 89 | Preconditions.checkNotNull(callback, "callback cannot be null"); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 90 | RoleControllerService.this.onClearRoleHolders(roleName, flags, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 91 | new RoleManagerCallbackDelegate(callback)); |
| 92 | } |
Eugene Susla | a4200f82 | 2018-11-09 18:06:43 -0800 | [diff] [blame] | 93 | |
| 94 | @Override |
| 95 | public void onGrantDefaultRoles(IRoleManagerCallback callback) { |
| 96 | Preconditions.checkNotNull(callback, "callback cannot be null"); |
Hai Zhang | b295ac4 | 2018-11-16 16:08:18 -0800 | [diff] [blame] | 97 | RoleControllerService.this.onGrantDefaultRoles(new RoleManagerCallbackDelegate( |
| 98 | callback)); |
Eugene Susla | a4200f82 | 2018-11-09 18:06:43 -0800 | [diff] [blame] | 99 | } |
Eugene Susla | 3496906 | 2019-01-29 11:02:02 -0800 | [diff] [blame] | 100 | |
| 101 | @Override |
| 102 | public void onSmsKillSwitchToggled(boolean smsRestrictionEnabled) { |
| 103 | RoleControllerService.this.onSmsKillSwitchToggled(smsRestrictionEnabled); |
| 104 | } |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 105 | }; |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * Add a specific application to the holders of a role. If the role is exclusive, the previous |
| 110 | * holder will be replaced. |
| 111 | * <p> |
| 112 | * Implementation should enforce the role requirements and grant or revoke the relevant |
| 113 | * privileges of roles. |
| 114 | * |
| 115 | * @param roleName the name of the role to add the role holder for |
| 116 | * @param packageName the package name of the application to add to the role holders |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 117 | * @param flags optional behavior flags |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 118 | * @param callback the callback for whether this call is successful |
| 119 | * |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 120 | * @see RoleManager#addRoleHolderAsUser(String, String, int, UserHandle, Executor, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 121 | * RoleManagerCallback) |
| 122 | */ |
| 123 | public abstract void onAddRoleHolder(@NonNull String roleName, @NonNull String packageName, |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 124 | @RoleManager.ManageHoldersFlags int flags, @NonNull RoleManagerCallback callback); |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 125 | |
| 126 | /** |
| 127 | * Remove a specific application from the holders of a role. |
| 128 | * |
| 129 | * @param roleName the name of the role to remove the role holder for |
| 130 | * @param packageName the package name of the application to remove from the role holders |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 131 | * @param flags optional behavior flags |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 132 | * @param callback the callback for whether this call is successful |
| 133 | * |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 134 | * @see RoleManager#removeRoleHolderAsUser(String, String, int, UserHandle, Executor, |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 135 | * RoleManagerCallback) |
| 136 | */ |
| 137 | public abstract void onRemoveRoleHolder(@NonNull String roleName, @NonNull String packageName, |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 138 | @RoleManager.ManageHoldersFlags int flags, @NonNull RoleManagerCallback callback); |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 139 | |
| 140 | /** |
| 141 | * Remove all holders of a role. |
| 142 | * |
| 143 | * @param roleName the name of the role to remove role holders for |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 144 | * @param flags optional behavior flags |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 145 | * @param callback the callback for whether this call is successful |
| 146 | * |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 147 | * @see RoleManager#clearRoleHoldersAsUser(String, int, UserHandle, Executor, |
| 148 | * RoleManagerCallback) |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 149 | */ |
| 150 | public abstract void onClearRoleHolders(@NonNull String roleName, |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 151 | @RoleManager.ManageHoldersFlags int flags, @NonNull RoleManagerCallback callback); |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 152 | |
Eugene Susla | a4200f82 | 2018-11-09 18:06:43 -0800 | [diff] [blame] | 153 | /** |
Eugene Susla | 3496906 | 2019-01-29 11:02:02 -0800 | [diff] [blame] | 154 | * Cleanup appop/permissions state in response to sms kill switch toggle |
| 155 | * |
| 156 | * @param smsRestrictionEnabled whether kill switch was turned on |
| 157 | */ |
| 158 | //STOPSHIP: remove this api before shipping a final version |
| 159 | public abstract void onSmsKillSwitchToggled(boolean smsRestrictionEnabled); |
| 160 | |
| 161 | /** |
Eugene Susla | a4200f82 | 2018-11-09 18:06:43 -0800 | [diff] [blame] | 162 | * Called by system to grant default permissions and roles. |
| 163 | * <p> |
| 164 | * This is typically when creating a new user or upgrading either system or |
| 165 | * permission controller package |
| 166 | * |
| 167 | * @param callback the callback for whether this call is successful |
| 168 | */ |
| 169 | public abstract void onGrantDefaultRoles(@NonNull RoleManagerCallback callback); |
| 170 | |
Hai Zhang | b777668 | 2018-09-25 15:10:57 -0700 | [diff] [blame] | 171 | private static class RoleManagerCallbackDelegate implements RoleManagerCallback { |
| 172 | |
| 173 | private IRoleManagerCallback mCallback; |
| 174 | |
| 175 | RoleManagerCallbackDelegate(IRoleManagerCallback callback) { |
| 176 | mCallback = callback; |
| 177 | } |
| 178 | |
| 179 | @Override |
| 180 | public void onSuccess() { |
| 181 | try { |
| 182 | mCallback.onSuccess(); |
| 183 | } catch (RemoteException e) { |
| 184 | Log.e(LOG_TAG, "Error calling onSuccess() callback"); |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | @Override |
| 189 | public void onFailure() { |
| 190 | try { |
| 191 | mCallback.onFailure(); |
| 192 | } catch (RemoteException e) { |
| 193 | Log.e(LOG_TAG, "Error calling onFailure() callback"); |
| 194 | } |
| 195 | } |
| 196 | } |
| 197 | } |