Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -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 com.android.server.role; |
| 18 | |
Hai Zhang | 458cedb | 2018-12-03 15:41:11 -0800 | [diff] [blame] | 19 | import android.annotation.NonNull; |
| 20 | import android.annotation.Nullable; |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 21 | import android.app.role.IRoleManager; |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 22 | import android.os.RemoteCallback; |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 23 | import android.os.RemoteException; |
| 24 | import android.os.ShellCommand; |
| 25 | import android.os.UserHandle; |
Eugene Susla | a2a8032 | 2018-12-12 17:09:38 -0800 | [diff] [blame] | 26 | import android.util.Log; |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 27 | |
| 28 | import java.io.PrintWriter; |
| 29 | import java.util.concurrent.CompletableFuture; |
| 30 | import java.util.concurrent.TimeUnit; |
| 31 | |
| 32 | class RoleManagerShellCommand extends ShellCommand { |
Hai Zhang | 458cedb | 2018-12-03 15:41:11 -0800 | [diff] [blame] | 33 | |
| 34 | @NonNull |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 35 | private final IRoleManager mRoleManager; |
| 36 | |
Hai Zhang | 458cedb | 2018-12-03 15:41:11 -0800 | [diff] [blame] | 37 | RoleManagerShellCommand(@NonNull IRoleManager roleManager) { |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 38 | mRoleManager = roleManager; |
| 39 | } |
| 40 | |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 41 | private class CallbackFuture extends CompletableFuture<Void> { |
Hai Zhang | 458cedb | 2018-12-03 15:41:11 -0800 | [diff] [blame] | 42 | |
| 43 | @NonNull |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 44 | public RemoteCallback createCallback() { |
| 45 | return new RemoteCallback(result -> { |
| 46 | boolean successful = result != null; |
| 47 | if (successful) { |
| 48 | complete(null); |
| 49 | } else { |
| 50 | completeExceptionally(new RuntimeException("Failed")); |
| 51 | } |
| 52 | }); |
| 53 | } |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 54 | |
| 55 | public int waitForResult() { |
| 56 | try { |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 57 | get(5, TimeUnit.SECONDS); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 58 | return 0; |
| 59 | } catch (Exception e) { |
Eugene Susla | a2a8032 | 2018-12-12 17:09:38 -0800 | [diff] [blame] | 60 | getErrPrintWriter().println("Error: see logcat for details.\n" |
| 61 | + Log.getStackTraceString(e)); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 62 | return -1; |
| 63 | } |
| 64 | } |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | @Override |
Hai Zhang | 458cedb | 2018-12-03 15:41:11 -0800 | [diff] [blame] | 68 | public int onCommand(@Nullable String cmd) { |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 69 | if (cmd == null) { |
| 70 | return handleDefaultCommands(cmd); |
| 71 | } |
| 72 | |
| 73 | PrintWriter pw = getOutPrintWriter(); |
| 74 | try { |
| 75 | switch (cmd) { |
| 76 | case "add-role-holder": |
| 77 | return runAddRoleHolder(); |
| 78 | case "remove-role-holder": |
| 79 | return runRemoveRoleHolder(); |
| 80 | case "clear-role-holders": |
| 81 | return runClearRoleHolders(); |
| 82 | default: |
| 83 | return handleDefaultCommands(cmd); |
| 84 | } |
| 85 | } catch (RemoteException e) { |
| 86 | pw.println("Remote exception: " + e); |
| 87 | } |
| 88 | return -1; |
| 89 | } |
| 90 | |
| 91 | private int getUserIdMaybe() { |
| 92 | int userId = UserHandle.USER_SYSTEM; |
| 93 | String option = getNextOption(); |
| 94 | if (option != null && option.equals("--user")) { |
| 95 | userId = UserHandle.parseUserArg(getNextArgRequired()); |
| 96 | } |
| 97 | return userId; |
| 98 | } |
| 99 | |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 100 | private int getFlagsMaybe() { |
| 101 | String flags = getNextArg(); |
| 102 | if (flags == null) { |
| 103 | return 0; |
| 104 | } |
| 105 | return Integer.parseInt(flags); |
| 106 | } |
| 107 | |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 108 | private int runAddRoleHolder() throws RemoteException { |
| 109 | int userId = getUserIdMaybe(); |
| 110 | String roleName = getNextArgRequired(); |
| 111 | String packageName = getNextArgRequired(); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 112 | int flags = getFlagsMaybe(); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 113 | |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 114 | CallbackFuture future = new CallbackFuture(); |
| 115 | mRoleManager.addRoleHolderAsUser(roleName, packageName, flags, userId, |
| 116 | future.createCallback()); |
| 117 | return future.waitForResult(); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 118 | } |
| 119 | |
| 120 | private int runRemoveRoleHolder() throws RemoteException { |
| 121 | int userId = getUserIdMaybe(); |
| 122 | String roleName = getNextArgRequired(); |
| 123 | String packageName = getNextArgRequired(); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 124 | int flags = getFlagsMaybe(); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 125 | |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 126 | CallbackFuture future = new CallbackFuture(); |
| 127 | mRoleManager.removeRoleHolderAsUser(roleName, packageName, flags, userId, |
| 128 | future.createCallback()); |
| 129 | return future.waitForResult(); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 130 | } |
| 131 | |
| 132 | private int runClearRoleHolders() throws RemoteException { |
| 133 | int userId = getUserIdMaybe(); |
| 134 | String roleName = getNextArgRequired(); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 135 | int flags = getFlagsMaybe(); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 136 | |
Hai Zhang | f5e8ccd | 2019-03-06 20:12:24 -0800 | [diff] [blame] | 137 | CallbackFuture future = new CallbackFuture(); |
| 138 | mRoleManager.clearRoleHoldersAsUser(roleName, flags, userId, future.createCallback()); |
| 139 | return future.waitForResult(); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 140 | } |
| 141 | |
| 142 | @Override |
| 143 | public void onHelp() { |
| 144 | PrintWriter pw = getOutPrintWriter(); |
| 145 | pw.println("Role manager (role) commands:"); |
| 146 | pw.println(" help"); |
| 147 | pw.println(" Print this help text."); |
| 148 | pw.println(); |
Hai Zhang | 71d7036 | 2019-02-04 16:17:38 -0800 | [diff] [blame] | 149 | pw.println(" add-role-holder [--user USER_ID] ROLE PACKAGE [FLAGS]"); |
| 150 | pw.println(" remove-role-holder [--user USER_ID] ROLE PACKAGE [FLAGS]"); |
| 151 | pw.println(" clear-role-holders [--user USER_ID] ROLE [FLAGS]"); |
Jeff Sharkey | 6260c58 | 2018-11-27 13:05:15 -0700 | [diff] [blame] | 152 | pw.println(); |
| 153 | } |
| 154 | } |