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   1 /**
   2  * Copyright (c) 2010-2022 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.androiddebugbridge.internal;
  14
  15 import java.io.ByteArrayOutputStream;
  16 import java.io.File;
  17 import java.io.IOException;
  18 import java.net.InetSocketAddress;
  19 import java.net.Socket;
  20 import java.net.URI;
  21 import java.net.URLEncoder;
  22 import java.nio.charset.Charset;
  23 import java.nio.charset.StandardCharsets;
  24 import java.security.NoSuchAlgorithmException;
  25 import java.security.spec.InvalidKeySpecException;
  26 import java.util.ArrayList;
  27 import java.util.Arrays;
  28 import java.util.Base64;
  29 import java.util.HashMap;
  30 import java.util.Map;
  31 import java.util.concurrent.ExecutionException;
  32 import java.util.concurrent.Future;
  33 import java.util.concurrent.ScheduledExecutorService;
  34 import java.util.concurrent.TimeUnit;
  35 import java.util.concurrent.TimeoutException;
  36 import java.util.concurrent.locks.ReentrantLock;
  37 import java.util.regex.Matcher;
  38 import java.util.regex.Pattern;
  39
  40 import org.eclipse.jdt.annotation.NonNullByDefault;
  41 import org.eclipse.jdt.annotation.Nullable;
  42 import org.openhab.core.OpenHAB;
  43 import org.slf4j.Logger;
  44 import org.slf4j.LoggerFactory;
  45
  46 import com.tananaev.adblib.AdbBase64;
  47 import com.tananaev.adblib.AdbConnection;
  48 import com.tananaev.adblib.AdbCrypto;
  49 import com.tananaev.adblib.AdbStream;
  50
  51 /**
  52  * The {@link AndroidDebugBridgeConfiguration} class encapsulates adb device connection logic.
  53  *
  54  * @author Miguel Álvarez - Initial contribution
  55  */
  56 @NonNullByDefault
  57 public class AndroidDebugBridgeDevice {
  58     public static final int ANDROID_MEDIA_STREAM = 3;
  59     private static final String ADB_FOLDER = OpenHAB.getUserDataFolder() + File.separator + ".adb";
  60     private final Logger logger = LoggerFactory.getLogger(AndroidDebugBridgeDevice.class);
  61     private static final Pattern VOLUME_PATTERN = Pattern
  62             .compile("volume is (?<current>\\d.*) in range \\[(?<min>\\d.*)\\.\\.(?<max>\\d.*)]");
  63     private static final Pattern TAP_EVENT_PATTERN = Pattern.compile("(?<x>\\d+),(?<y>\\d+)");
  64     private static final Pattern PACKAGE_NAME_PATTERN = Pattern
  65             .compile("^([A-Za-z]{1}[A-Za-z\\d_]*\\.)+[A-Za-z][A-Za-z\\d_]*$");
  66     private static final Pattern URL_PATTERN = Pattern.compile(
  67             "https?:\\/\\/(www\\.)?[-a-zA-Z0-9@:%._\\+~#=]{2,256}\\.[a-z]{2,4}\\b([-a-zA-Z0-9@:%_\\+.~#?&//=]*)$");
  68     private static final Pattern INPUT_EVENT_PATTERN = Pattern
  69             .compile("/(?<input>\\S+): (?<n1>\\S+) (?<n2>\\S+) (?<n3>\\S+)$", Pattern.MULTILINE);
  70
  71     private static final Pattern SECURE_SHELL_INPUT_PATTERN = Pattern.compile("^[^\\|\\&;\\\"]+$");
  72
  73     private static @Nullable AdbCrypto adbCrypto;
  74
  75     static {
  76         var logger = LoggerFactory.getLogger(AndroidDebugBridgeDevice.class);
  77         try {
  78             File directory = new File(ADB_FOLDER);
  79             if (!directory.exists()) {
  80                 directory.mkdir();
  81             }
  82             adbCrypto = loadKeyPair(ADB_FOLDER + File.separator + "adb_pub.key",
  83                     ADB_FOLDER + File.separator + "adb.key");
  84         } catch (NoSuchAlgorithmException | IOException | InvalidKeySpecException e) {
  85             logger.warn("Unable to setup adb keys: {}", e.getMessage());
  86         }
  87     }
  88
  89     private final ScheduledExecutorService scheduler;
  90     private final ReentrantLock commandLock = new ReentrantLock();
  91
  92     private String ip = "127.0.0.1";
  93     private int port = 5555;
  94     private int timeoutSec = 5;
  95     private int recordDuration;
  96     private @Nullable Socket socket;
  97     private @Nullable AdbConnection connection;
  98     private @Nullable Future<String> commandFuture;
  99
 100     public AndroidDebugBridgeDevice(ScheduledExecutorService scheduler) {
 101         this.scheduler = scheduler;
 102     }
 103
 104     public void configure(String ip, int port, int timeout, int recordDuration) {
 105         this.ip = ip;
 106         this.port = port;
 107         this.timeoutSec = timeout;
 108         this.recordDuration = recordDuration;
 109     }
 110
 111     public void sendKeyEvent(String eventCode)
 112             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 113         runAdbShell("input", "keyevent", eventCode);
 114     }
 115
 116     public void sendText(String text)
 117             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 118         runAdbShell("input", "text", URLEncoder.encode(text, StandardCharsets.UTF_8));
 119     }
 120
 121     public void sendTap(String point)
 122             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 123         var match = TAP_EVENT_PATTERN.matcher(point);
 124         if (!match.matches()) {
 125             throw new AndroidDebugBridgeDeviceException("Unable to parse tap event");
 126         }
 127         runAdbShell("input", "mouse", "tap", match.group("x"), match.group("y"));
 128     }
 129
 130     public void openUrl(String url)
 131             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 132         var match = URL_PATTERN.matcher(url);
 133         if (!match.matches()) {
 134             throw new AndroidDebugBridgeDeviceException("Unable to parse url");
 135         }
 136         runAdbShell("am", "start", "-a", url);
 137     }
 138
 139     public void startPackage(String packageName)
 140             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 141         if (packageName.contains("/")) {
 142             startPackageWithActivity(packageName);
 143             return;
 144         }
 145         if (!PACKAGE_NAME_PATTERN.matcher(packageName).matches()) {
 146             logger.warn("{} is not a valid package name", packageName);
 147             return;
 148         }
 149         var out = runAdbShell("monkey", "--pct-syskeys", "0", "-p", packageName, "-v", "1");
 150         if (out.contains("monkey aborted")) {
 151             startTVPackage(packageName);
 152         }
 153     }
 154
 155     private void startTVPackage(String packageName)
 156             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 157         // https://developer.android.com/training/tv/start/start
 158         String result = runAdbShell("monkey", "--pct-syskeys", "0", "-c", "android.intent.category.LEANBACK_LAUNCHER",
 159                 "-p", packageName, "1");
 160         if (result.contains("monkey aborted")) {
 161             throw new AndroidDebugBridgeDeviceException("Unable to open package");
 162         }
 163     }
 164
 165     public void startPackageWithActivity(String packageWithActivity)
 166             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 167         var parts = packageWithActivity.split("/");
 168         if (parts.length != 2) {
 169             logger.warn("{} is not a valid package", packageWithActivity);
 170             return;
 171         }
 172         var packageName = parts[0];
 173         var activityName = parts[1];
 174         if (!PACKAGE_NAME_PATTERN.matcher(packageName).matches()) {
 175             logger.warn("{} is not a valid package name", packageName);
 176             return;
 177         }
 178         if (!SECURE_SHELL_INPUT_PATTERN.matcher(activityName).matches()) {
 179             logger.warn("{} is not a valid activity name", activityName);
 180             return;
 181         }
 182         var out = runAdbShell("am", "start", "-n", packageWithActivity);
 183         if (out.contains("usage: am")) {
 184             out = runAdbShell("am", "start", packageWithActivity);
 185         }
 186         if (out.contains("usage: am") || out.contains("Exception")) {
 187             logger.warn("open {} fail; retrying to open without activity info", packageWithActivity);
 188             startPackage(packageName);
 189         }
 190     }
 191
 192     public void stopPackage(String packageName)
 193             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 194         if (!PACKAGE_NAME_PATTERN.matcher(packageName).matches()) {
 195             logger.warn("{} is not a valid package name", packageName);
 196             return;
 197         }
 198         runAdbShell("am", "force-stop", packageName);
 199     }
 200
 201     public String getCurrentPackage() throws AndroidDebugBridgeDeviceException, InterruptedException,
 202             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 203         var out = runAdbShell("dumpsys", "window", "windows", "|", "grep", "mFocusedApp");
 204         var targetLine = Arrays.stream(out.split("\n")).findFirst().orElse("");
 205         var lineParts = targetLine.split(" ");
 206         if (lineParts.length >= 2) {
 207             var packageActivityName = lineParts[lineParts.length - 2];
 208             if (packageActivityName.contains("/")) {
 209                 return packageActivityName.split("/")[0];
 210             }
 211         }
 212         throw new AndroidDebugBridgeDeviceReadException("Unable to read package name");
 213     }
 214
 215     public boolean isAwake()
 216             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 217         String devicesResp = runAdbShell("dumpsys", "activity", "|", "grep", "mWakefulness");
 218         return devicesResp.contains("mWakefulness=Awake");
 219     }
 220
 221     public boolean isScreenOn() throws InterruptedException, AndroidDebugBridgeDeviceException,
 222             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 223         String devicesResp = runAdbShell("dumpsys", "power", "|", "grep", "'Display Power'");
 224         if (devicesResp.contains("=")) {
 225             try {
 226                 var state = devicesResp.split("=")[1].trim();
 227                 return state.equals("ON");
 228             } catch (NumberFormatException e) {
 229                 logger.debug("Unable to parse device screen state: {}", e.getMessage());
 230             }
 231         }
 232         throw new AndroidDebugBridgeDeviceReadException("Unable to read screen state");
 233     }
 234
 235     public boolean isPlayingMedia(String currentApp)
 236             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 237         String devicesResp = runAdbShell("dumpsys", "media_session", "|", "grep", "-A", "100", "'Sessions Stack'", "|",
 238                 "grep", "-A", "50", currentApp);
 239         String[] mediaSessions = devicesResp.split("\n\n");
 240         if (mediaSessions.length == 0) {
 241             // no media session found for current app
 242             return false;
 243         }
 244         boolean isPlaying = mediaSessions[0].contains("PlaybackState {state=3");
 245         logger.debug("device media state playing {}", isPlaying);
 246         return isPlaying;
 247     }
 248
 249     public boolean isPlayingAudio()
 250             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 251         String audioDump = runAdbShell("dumpsys", "audio", "|", "grep", "ID:");
 252         return audioDump.contains("state:started");
 253     }
 254
 255     public VolumeInfo getMediaVolume() throws AndroidDebugBridgeDeviceException, InterruptedException,
 256             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 257         return getVolume(ANDROID_MEDIA_STREAM);
 258     }
 259
 260     public void setMediaVolume(int volume)
 261             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 262         setVolume(ANDROID_MEDIA_STREAM, volume);
 263     }
 264
 265     public int getPowerWakeLock() throws InterruptedException, AndroidDebugBridgeDeviceException,
 266             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 267         String lockResp = runAdbShell("dumpsys", "power", "|", "grep", "Locks", "|", "grep", "'size='");
 268         if (lockResp.contains("=")) {
 269             try {
 270                 return Integer.parseInt(lockResp.replace("\n", "").split("=")[1].trim());
 271             } catch (NumberFormatException e) {
 272                 String message = String.format("Unable to parse device wake-lock '%s'", lockResp);
 273                 logger.debug("{}: {}", message, e.getMessage());
 274                 throw new AndroidDebugBridgeDeviceReadException(message);
 275             }
 276         }
 277         throw new AndroidDebugBridgeDeviceReadException(String.format("Unable to read wake-lock '%s'", lockResp));
 278     }
 279
 280     private void setVolume(int stream, int volume)
 281             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 282         runAdbShell("media", "volume", "--show", "--stream", String.valueOf(stream), "--set", String.valueOf(volume));
 283     }
 284
 285     public String getModel() throws AndroidDebugBridgeDeviceException, InterruptedException,
 286             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 287         return getDeviceProp("ro.product.model");
 288     }
 289
 290     public String getAndroidVersion() throws AndroidDebugBridgeDeviceException, InterruptedException,
 291             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 292         return getDeviceProp("ro.build.version.release");
 293     }
 294
 295     public String getBrand() throws AndroidDebugBridgeDeviceException, InterruptedException,
 296             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 297         return getDeviceProp("ro.product.brand");
 298     }
 299
 300     public String getSerialNo() throws AndroidDebugBridgeDeviceException, InterruptedException,
 301             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 302         return getDeviceProp("ro.serialno");
 303     }
 304
 305     public String getMacAddress() throws AndroidDebugBridgeDeviceException, InterruptedException,
 306             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 307         return runAdbShell("cat", "/sys/class/net/wlan0/address").replace("\n", "").replace("\r", "");
 308     }
 309
 310     private String getDeviceProp(String name) throws AndroidDebugBridgeDeviceException, InterruptedException,
 311             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 312         var propValue = runAdbShell("getprop", name, "&&", "sleep", "0.3").replace("\n", "").replace("\r", "");
 313         if (propValue.length() == 0) {
 314             throw new AndroidDebugBridgeDeviceReadException(String.format("Unable to get device property '%s'", name));
 315         }
 316         return propValue;
 317     }
 318
 319     private VolumeInfo getVolume(int stream) throws AndroidDebugBridgeDeviceException, InterruptedException,
 320             AndroidDebugBridgeDeviceReadException, TimeoutException, ExecutionException {
 321         String volumeResp = runAdbShell("media", "volume", "--show", "--stream", String.valueOf(stream), "--get", "|",
 322                 "grep", "volume");
 323         Matcher matcher = VOLUME_PATTERN.matcher(volumeResp);
 324         if (!matcher.find()) {
 325             throw new AndroidDebugBridgeDeviceReadException("Unable to get volume info");
 326         }
 327         var volumeInfo = new VolumeInfo(Integer.parseInt(matcher.group("current")),
 328                 Integer.parseInt(matcher.group("min")), Integer.parseInt(matcher.group("max")));
 329         logger.debug("Device {}:{} VolumeInfo: current {}, min {}, max {}", this.ip, this.port, volumeInfo.current,
 330                 volumeInfo.min, volumeInfo.max);
 331         return volumeInfo;
 332     }
 333
 334     public String recordInputEvents()
 335             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 336         String out = runAdbShell(recordDuration * 2, "getevent", "&", "sleep", Integer.toString(recordDuration), "&&",
 337                 "exit");
 338         var matcher = INPUT_EVENT_PATTERN.matcher(out);
 339         var commandList = new ArrayList<String>();
 340         try {
 341             while (matcher.find()) {
 342                 String inputPath = matcher.group("input");
 343                 int n1 = Integer.parseInt(matcher.group("n1"), 16);
 344                 int n2 = Integer.parseInt(matcher.group("n2"), 16);
 345                 int n3 = Integer.parseInt(matcher.group("n3"), 16);
 346                 commandList.add(String.format("sendevent /%s %d %d %d", inputPath, n1, n2, n3));
 347             }
 348         } catch (NumberFormatException e) {
 349             logger.warn("NumberFormatException while parsing events, aborting");
 350             return "";
 351         }
 352         return String.join(" && ", commandList);
 353     }
 354
 355     public void sendInputEvents(String command)
 356             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 357         String out = runAdbShell(command.split(" "));
 358         if (out.length() != 0) {
 359             logger.warn("Device event unexpected output: {}", out);
 360             throw new AndroidDebugBridgeDeviceException("Device event execution fail");
 361         }
 362     }
 363
 364     public void rebootDevice()
 365             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 366         try {
 367             runAdbShell("reboot", "&", "sleep", "0.1", "&&", "exit");
 368         } finally {
 369             disconnect();
 370         }
 371     }
 372
 373     public void powerOffDevice()
 374             throws AndroidDebugBridgeDeviceException, InterruptedException, TimeoutException, ExecutionException {
 375         try {
 376             runAdbShell("reboot", "-p", "&", "sleep", "0.1", "&&", "exit");
 377         } finally {
 378             disconnect();
 379         }
 380     }
 381
 382     public void startIntent(String command)
 383             throws AndroidDebugBridgeDeviceException, ExecutionException, InterruptedException, TimeoutException {
 384         String[] commandParts = command.split("\\|\\|");
 385         if (commandParts.length == 0) {
 386             throw new AndroidDebugBridgeDeviceException("Empty command");
 387         }
 388         String targetPackage = commandParts[0];
 389         var targetPackageParts = targetPackage.split("/");
 390         if (targetPackageParts.length > 2) {
 391             throw new AndroidDebugBridgeDeviceException("Invalid target package " + targetPackage);
 392         }
 393         if (!PACKAGE_NAME_PATTERN.matcher(targetPackageParts[0]).matches()) {
 394             logger.warn("{} is not a valid package name", targetPackageParts[0]);
 395             return;
 396         }
 397         if (targetPackageParts.length == 2 && !SECURE_SHELL_INPUT_PATTERN.matcher(targetPackageParts[1]).matches()) {
 398             logger.warn("{} is not a valid activity name", targetPackageParts[1]);
 399             return;
 400         }
 401         @Nullable
 402         String action = null;
 403         @Nullable
 404         String dataUri = null;
 405         @Nullable
 406         String mimeType = null;
 407         @Nullable
 408         String category = null;
 409         @Nullable
 410         String component = null;
 411         @Nullable
 412         String flags = null;
 413         Map<String, Boolean> extraBooleans = new HashMap<>();
 414         Map<String, String> extraStrings = new HashMap<>();
 415         Map<String, Integer> extraIntegers = new HashMap<>();
 416         Map<String, Float> extraFloats = new HashMap<>();
 417         Map<String, Long> extraLongs = new HashMap<>();
 418         Map<String, URI> extraUris = new HashMap<>();
 419         for (var i = 1; i < commandParts.length - 1; i++) {
 420             var commandPart = commandParts[i];
 421             var endToken = commandPart.indexOf(">");
 422             var argName = commandPart.substring(0, endToken + 1);
 423             var argValue = commandPart.substring(endToken + 1);
 424
 425             String[] valueParts;
 426             switch (argName) {
 427                 case "<a>":
 428                 case "<action>":
 429                     if (!PACKAGE_NAME_PATTERN.matcher(argValue).matches()) {
 430                         logger.warn("{} is not a valid action name", argValue);
 431                         return;
 432                     }
 433                     action = argValue;
 434                     break;
 435                 case "<d>":
 436                 case "":
 437                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(argValue).matches()) {
 438                         logger.warn("{}, insecure input value", argValue);
 439                         return;
 440                     }
 441                     dataUri = argValue;
 442                     break;
 443                 case "<t>":
 444                 case "<mime_type>":
 445                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(argValue).matches()) {
 446                         logger.warn("{}, insecure input value", argValue);
 447                         return;
 448                     }
 449                     mimeType = argValue;
 450                     break;
 451                 case "<c>":
 452                 case "<category>":
 453                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(argValue).matches()) {
 454                         logger.warn("{}, insecure input value", argValue);
 455                         return;
 456                     }
 457                     category = argValue;
 458                     break;
 459                 case "<n>":
 460                 case "<component>":
 461                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(argValue).matches()) {
 462                         logger.warn("{}, insecure input value", argValue);
 463                         return;
 464                     }
 465                     component = argValue;
 466                     break;
 467                 case "<f>":
 468                 case "<flags>":
 469                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(argValue).matches()) {
 470                         logger.warn("{}, insecure input value", argValue);
 471                         return;
 472                     }
 473                     flags = argValue;
 474                     break;
 475                 case "<e>":
 476                 case "<es>":
 477                     valueParts = argValue.split(" ");
 478                     if (valueParts.length != 2) {
 479                         logger.warn("argument '{}' requires a key value pair separated by space, current value '{}'",
 480                                 argName, argValue);
 481                         return;
 482                     }
 483                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[0]).matches()) {
 484                         logger.warn("{}, insecure input value", valueParts[0]);
 485                         return;
 486                     }
 487                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[1]).matches()) {
 488                         logger.warn("{}, insecure input value", valueParts[1]);
 489                         return;
 490                     }
 491                     extraStrings.put(valueParts[0], valueParts[1]);
 492                     break;
 493                 case "<ez>":
 494                     valueParts = argValue.split(" ");
 495                     if (valueParts.length != 2) {
 496                         logger.warn("argument '{}' requires a key value pair separated by space, current value '{}'",
 497                                 argName, argValue);
 498                         return;
 499                     }
 500                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[0]).matches()) {
 501                         logger.warn("{}, insecure input value", valueParts[0]);
 502                         return;
 503                     }
 504                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[1]).matches()) {
 505                         logger.warn("{}, insecure input value", valueParts[1]);
 506                         return;
 507                     }
 508                     extraBooleans.put(valueParts[0], Boolean.parseBoolean(valueParts[1]));
 509                     break;
 510                 case "<ei>":
 511                     valueParts = argValue.split(" ");
 512                     if (valueParts.length != 2) {
 513                         logger.warn("argument '{}' requires a key value pair separated by space, current value '{}'",
 514                                 argName, argValue);
 515                         return;
 516                     }
 517                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[0]).matches()) {
 518                         logger.warn("{}, insecure input value", valueParts[0]);
 519                         return;
 520                     }
 521                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[1]).matches()) {
 522                         logger.warn("{}, insecure input value", valueParts[1]);
 523                         return;
 524                     }
 525                     try {
 526                         extraIntegers.put(valueParts[0], Integer.parseInt(valueParts[1]));
 527                     } catch (NumberFormatException e) {
 528                         logger.warn("Unable to parse {} as integer", valueParts[1]);
 529                         return;
 530                     }
 531                     break;
 532                 case "<el>":
 533                     valueParts = argValue.split(" ");
 534                     if (valueParts.length != 2) {
 535                         logger.warn("argument '{}' requires a key value pair separated by space, current value '{}'",
 536                                 argName, argValue);
 537                         return;
 538                     }
 539                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[0]).matches()) {
 540                         logger.warn("{}, insecure input value", valueParts[0]);
 541                         return;
 542                     }
 543                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[1]).matches()) {
 544                         logger.warn("{}, insecure input value", valueParts[1]);
 545                         return;
 546                     }
 547                     try {
 548                         extraLongs.put(valueParts[0], Long.parseLong(valueParts[1]));
 549                     } catch (NumberFormatException e) {
 550                         logger.warn("Unable to parse {} as long", valueParts[1]);
 551                         return;
 552                     }
 553                     break;
 554                 case "<ef>":
 555                     valueParts = argValue.split(" ");
 556                     if (valueParts.length != 2) {
 557                         logger.warn("argument '{}' requires a key value pair separated by space, current value '{}'",
 558                                 argName, argValue);
 559                         return;
 560                     }
 561                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[0]).matches()) {
 562                         logger.warn("{}, insecure input value", valueParts[0]);
 563                         return;
 564                     }
 565                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[1]).matches()) {
 566                         logger.warn("{}, insecure input value", valueParts[1]);
 567                         return;
 568                     }
 569                     try {
 570                         extraFloats.put(valueParts[0], Float.parseFloat(valueParts[1]));
 571                     } catch (NumberFormatException e) {
 572                         logger.warn("Unable to parse {} as float", valueParts[1]);
 573                         return;
 574                     }
 575                     break;
 576                 case "<eu>":
 577                     valueParts = argValue.split(" ");
 578                     if (valueParts.length != 2) {
 579                         logger.warn("argument '{}' requires a key value pair separated by space, current value '{}'",
 580                                 argName, argValue);
 581                         return;
 582                     }
 583                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[0]).matches()) {
 584                         logger.warn("{}, insecure input value", valueParts[0]);
 585                         return;
 586                     }
 587                     if (!SECURE_SHELL_INPUT_PATTERN.matcher(valueParts[1]).matches()) {
 588                         logger.warn("{}, insecure input value", valueParts[1]);
 589                         return;
 590                     }
 591                     extraUris.put(valueParts[0], URI.create(valueParts[1]));
 592                     break;
 593                 default:
 594                     throw new AndroidDebugBridgeDeviceException("Unsupported arg " + argName
 595                             + ". Open an issue or pr for it if you think support should be added.");
 596             }
 597         }
 598
 599         StringBuilder adbCommandBuilder = new StringBuilder("am start " + targetPackage);
 600         if (action != null) {
 601             adbCommandBuilder.append(" -a ").append(action);
 602         }
 603         if (dataUri != null) {
 604             adbCommandBuilder.append(" -d ").append(dataUri);
 605         }
 606         if (mimeType != null) {
 607             adbCommandBuilder.append(" -t ").append(mimeType);
 608         }
 609         if (category != null) {
 610             adbCommandBuilder.append(" -c ").append(category);
 611         }
 612         if (component != null) {
 613             adbCommandBuilder.append(" -n ").append(component);
 614         }
 615         if (flags != null) {
 616             adbCommandBuilder.append(" -f ").append(flags);
 617         }
 618         if (!extraStrings.isEmpty()) {
 619             adbCommandBuilder.append(extraStrings.entrySet().stream()
 620                     .map(entry -> " --es \"" + entry.getKey() + "\" \"" + entry.getValue() + "\""));
 621         }
 622         if (!extraBooleans.isEmpty()) {
 623             adbCommandBuilder.append(extraBooleans.entrySet().stream()
 624                     .map(entry -> " --ez \"" + entry.getKey() + "\" " + entry.getValue()));
 625         }
 626         if (!extraIntegers.isEmpty()) {
 627             adbCommandBuilder.append(extraIntegers.entrySet().stream()
 628                     .map(entry -> " --ei \"" + entry.getKey() + "\" " + entry.getValue()));
 629         }
 630         if (!extraFloats.isEmpty()) {
 631             adbCommandBuilder.append(extraFloats.entrySet().stream()
 632                     .map(entry -> " --ef \"" + entry.getKey() + "\" " + entry.getValue()));
 633         }
 634         if (!extraLongs.isEmpty()) {
 635             adbCommandBuilder.append(extraLongs.entrySet().stream()
 636                     .map(entry -> " --el \"" + entry.getKey() + "\" " + entry.getValue()));
 637         }
 638         runAdbShell(adbCommandBuilder.toString());
 639     }
 640
 641     public boolean isConnected() {
 642         var currentSocket = socket;
 643         return currentSocket != null && currentSocket.isConnected();
 644     }
 645
 646     public void connect() throws AndroidDebugBridgeDeviceException, InterruptedException {
 647         this.disconnect();
 648         AdbConnection adbConnection;
 649         Socket sock;
 650         AdbCrypto crypto = adbCrypto;
 651         if (crypto == null) {
 652             throw new AndroidDebugBridgeDeviceException("Device not connected");
 653         }
 654         try {
 655             sock = new Socket();
 656             socket = sock;
 657             sock.connect(new InetSocketAddress(ip, port), (int) TimeUnit.SECONDS.toMillis(15));
 658         } catch (IOException e) {
 659             logger.debug("Error connecting to {}: [{}] {}", ip, e.getClass().getName(), e.getMessage());
 660             if ("Socket closed".equals(e.getMessage())) {
 661                 // Connection aborted by us
 662                 throw new InterruptedException();
 663             }
 664             throw new AndroidDebugBridgeDeviceException("Can not open socket " + ip + ":" + port);
 665         }
 666         try {
 667             adbConnection = AdbConnection.create(sock, crypto);
 668             connection = adbConnection;
 669             adbConnection.connect(15, TimeUnit.SECONDS, false);
 670         } catch (IOException e) {
 671             logger.debug("Error connecting to {}: {}", ip, e.getMessage());
 672             throw new AndroidDebugBridgeDeviceException("Can not open adb connection " + ip + ":" + port);
 673         }
 674     }
 675
 676     private String runAdbShell(String... args)
 677             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 678         return runAdbShell(timeoutSec, args);
 679     }
 680
 681     private String runAdbShell(int commandTimeout, String... args)
 682             throws InterruptedException, AndroidDebugBridgeDeviceException, TimeoutException, ExecutionException {
 683         var adb = connection;
 684         if (adb == null) {
 685             throw new AndroidDebugBridgeDeviceException("Device not connected");
 686         }
 687         try {
 688             commandLock.lock();
 689             var commandFuture = scheduler.submit(() -> {
 690                 var byteArrayOutputStream = new ByteArrayOutputStream();
 691                 String cmd = String.join(" ", args);
 692                 logger.debug("{} - shell:{}", ip, cmd);
 693                 try (AdbStream stream = adb.open("shell:" + cmd)) {
 694                     do {
 695                         byteArrayOutputStream.writeBytes(stream.read());
 696                     } while (!stream.isClosed());
 697                 } catch (IOException e) {
 698                     if (!"Stream closed".equals(e.getMessage())) {
 699                         throw e;
 700                     }
 701                 }
 702                 return byteArrayOutputStream.toString(StandardCharsets.US_ASCII);
 703             });
 704             this.commandFuture = commandFuture;
 705             return commandFuture.get(commandTimeout, TimeUnit.SECONDS);
 706         } finally {
 707             var commandFuture = this.commandFuture;
 708             if (commandFuture != null) {
 709                 commandFuture.cancel(true);
 710                 this.commandFuture = null;
 711             }
 712             commandLock.unlock();
 713         }
 714     }
 715
 716     private static AdbBase64 getBase64Impl() {
 717         Charset asciiCharset = Charset.forName("ASCII");
 718         return bytes -> new String(Base64.getEncoder().encode(bytes), asciiCharset);
 719     }
 720
 721     private static AdbCrypto loadKeyPair(String pubKeyFile, String privKeyFile)
 722             throws NoSuchAlgorithmException, IOException, InvalidKeySpecException {
 723         File pub = new File(pubKeyFile);
 724         File priv = new File(privKeyFile);
 725         AdbCrypto c = null;
 726         // load key pair
 727         if (pub.exists() && priv.exists()) {
 728             try {
 729                 c = AdbCrypto.loadAdbKeyPair(getBase64Impl(), priv, pub);
 730             } catch (IOException ignored) {
 731                 // Keys don't exits
 732             }
 733         }
 734         if (c == null) {
 735             // generate key pair
 736             c = AdbCrypto.generateAdbKeyPair(getBase64Impl());
 737             c.saveAdbKeyPair(priv, pub);
 738         }
 739         return c;
 740     }
 741
 742     public void disconnect() {
 743         var commandFuture = this.commandFuture;
 744         if (commandFuture != null && !commandFuture.isDone()) {
 745             commandFuture.cancel(true);
 746         }
 747         var adb = connection;
 748         var sock = socket;
 749         if (adb != null) {
 750             try {
 751                 adb.close();
 752             } catch (IOException ignored) {
 753             }
 754             connection = null;
 755         }
 756         if (sock != null) {
 757             try {
 758                 sock.close();
 759             } catch (IOException ignored) {
 760             }
 761             socket = null;
 762         }
 763     }
 764
 765     public static class VolumeInfo {
 766         public int current;
 767         public int min;
 768         public int max;
 769
 770         VolumeInfo(int current, int min, int max) {
 771             this.current = current;
 772             this.min = min;
 773             this.max = max;
 774         }
 775     }
 776 }