GN(android): Add scripts & runtime logic for installing _managed apks

build/android/incremental_install.py

Index: build/android/incremental_install.py
diff --git a/build/android/incremental_install.py b/build/android/incremental_install.py
new file mode 100755
index 0000000000000000000000000000000000000000..e79041b5d95d2d8910e2c078f0c635ea4a77a13c
--- /dev/null
+++ b/build/android/incremental_install.py
@@ -0,0 +1,91 @@
+#!/usr/bin/env python
+#
+# Copyright 2015 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+"""Install *_incremental.apk targets as well as their dependent files."""
+
+import argparse
+import glob
+import logging
+import os
+import posixpath
+import sys
+
+from pylib import constants
+from pylib.device import device_errors
+from pylib.device import device_utils
+from pylib.utils import apk_helper
+
+
+def main():
+  logging.basicConfig(level=logging.INFO,
+                      format='%(asctime)s %(message)s')
+  parser = argparse.ArgumentParser()
+
+  parser.add_argument('apk_path',
+                      help='The path to the APK to install.')
+  parser.add_argument('--split',
+                      action='append',
+                      dest='splits',
+                      help='A glob matching the apk splits. '
+                           'Can be specified multiple times.')
+  parser.add_argument('--lib-dir',
+                      help='Path to native libraries directory.')
+  parser.add_argument('-d', '--device', dest='device',
+                      help='Target device for apk to install on.')
+  parser.add_argument('--uninstall',
+                      action='store_true',
+                      default=False,
+                      help='Remove the app and all side-loaded files.')
+
+  args = parser.parse_args()
+
+  constants.SetBuildType('Debug')
+
+  if args.device:
+    # Retries are annoying when commands fail for legitimate reasons. Might want
+    # to enable them if this is ever used on bots though.
+    device = device_utils.DeviceUtils(args.device, default_retries=0)
+  else:
+    devices = device_utils.DeviceUtils.HealthyDevices(default_retries=0)
+    if not devices:
+      raise device_errors.NoDevicesError()
+    elif len(devices) > 1:
+      raise Exception('More than one device available.\n'
+                      'Use --device=SERIAL to select a device.')
+    device = devices[0]
+
+  apk_package = apk_helper.ApkHelper(args.apk_path).GetPackageName()
+  device_incremental_dir = '/data/local/tmp/incremental-app-%s' % apk_package
+
+  if args.uninstall:
+    logging.info('Uninstalling .apk')
+    device.Uninstall(apk_package)
+    logging.info('Removing side-loaded files')
+    device.RunShellCommand(['rm', '-rf', device_incremental_dir],
+                           check_return=True)
+    return
+
+  # Install .apk(s) if any of them have changed.
+  logging.info('Installing .apk')
+  if args.splits:
+    splits = []
+    for split_glob in args.splits:
+      splits.extend((f for f in glob.glob(split_glob)))
+    device.InstallSplitApk(args.apk_path, splits, reinstall=True)
+  else:
+    device.Install(args.apk_path, reinstall=True)
+
+  # Push .so files to the device (if they have changed).
+  if args.lib_dir:
+    logging.info('Pushing libraries')
+    device_lib_dir = posixpath.join(device_incremental_dir, 'lib')
+    device.PushChangedFiles([(args.lib_dir, device_lib_dir)],
+                            delete_device_stale=True)
+
+
+if __name__ == '__main__':
+  sys.exit(main())
+