Build fuchsia artifacts from the engine (#9933)

* Build fuchsia artifacts from the engine

porting from flutter/buildroot

* full name

tools/fuchsia/build_fuchsia_artifacts.py

+#!/usr/bin/env python
+#
+# Copyright 2013 The Flutter Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+""" Builds all Fuchsia artifacts vended by Flutter.
+"""
+
+import argparse
+import errno
+import os
+import shutil
+import subprocess
+import sys
+
+_script_dir = os.path.abspath(os.path.join(os.path.realpath(__file__), '..'))
+_src_root_dir = os.path.join(_script_dir, '..', '..', '..')
+_out_dir = os.path.join(_src_root_dir, 'out')
+_bucket_directory = os.path.join(_out_dir, 'fuchsia_bucket')
+
+def RunExecutable(command):
+  subprocess.check_call(command, cwd=_src_root_dir)
+
+def RunGN(variant_dir, flags):
+  RunExecutable([
+      os.path.join('flutter', 'tools', 'gn'),
+  ] + flags)
+
+  assert os.path.exists(os.path.join(_out_dir, variant_dir))
+
+def BuildNinjaTargets(variant_dir, targets):
+  assert os.path.exists(os.path.join(_out_dir, variant_dir))
+
+  RunExecutable([
+    'autoninja',
+    '-C',
+    os.path.join(_out_dir, variant_dir)
+  ] + targets)
+
+
+def RemoveDirectoryIfExists(path):
+  if not os.path.exists(path):
+    return
+
+  if os.path.isfile(path) or os.path.islink(path):
+    os.unlink(path)
+  else:
+    shutil.rmtree(path)
+
+def CopyFiles(source, destination):
+  try:
+    shutil.copytree(source, destination)
+  except OSError as error:
+    if error.errno == errno.ENOTDIR:
+      shutil.copy(source, destination)
+    else:
+      raise
+
+def CopyToBucket(source, destination):
+  source = os.path.join(_out_dir, source)
+  destination = os.path.join(_bucket_directory, destination)
+
+  assert os.path.exists(source), '"%s" does not exist!' % source
+
+  CopyFiles(source, destination)
+
+def BuildBucket():
+  RemoveDirectoryIfExists(_bucket_directory)
+
+  CopyToBucket('fuchsia_debug/flutter_patched_sdk', 'flutter/debug/flutter_patched_sdk')
+  CopyToBucket('fuchsia_profile/flutter_patched_sdk', 'flutter/profile/flutter_patched_sdk')
+  CopyToBucket('fuchsia_release/flutter_patched_sdk', 'flutter/release/flutter_patched_sdk')
+
+  CopyToBucket('fuchsia_debug/flutter_runner', 'flutter/debug/flutter_runner')
+  CopyToBucket('fuchsia_profile/flutter_runner', 'flutter/profile/flutter_runner')
+  CopyToBucket('fuchsia_release/flutter_runner', 'flutter/release/flutter_runner')
+
+  CopyToBucket('fuchsia_debug/dart_runner', 'flutter/debug/dart_runner')
+  CopyToBucket('fuchsia_profile/dart_runner', 'flutter/profile/dart_runner')
+  CopyToBucket('fuchsia_release/dart_runner', 'flutter/release/dart_runner')
+
+
+  CopyToBucket('fuchsia_debug/icudtl.dat', 'flutter/debug/icudtl.dat')
+  CopyToBucket('fuchsia_profile/icudtl.dat', 'flutter/profile/icudtl.dat')
+  CopyToBucket('fuchsia_release/icudtl.dat', 'flutter/release/icudtl.dat')
+
+def ProcessCIPDPakcage(upload, engine_version):
+  # Copy the CIPD YAML template from the source directory to be next to the bucket
+  # we are about to package.
+  cipd_yaml = os.path.join(_script_dir, 'fuchsia.cipd.yaml')
+  CopyFiles(cipd_yaml, os.path.join(_bucket_directory, 'fuchsia.cipd.yaml'))
+
+  if upload:
+    command = [
+      'cipd',
+      'create',
+      '-pkg-def',
+      'fuchsia.cipd.yaml',
+      '-ref',
+      'latest',
+      '-tag',
+      'git_revision:%s' % engine_version
+    ]
+  else:
+    command = [
+      'cipd',
+      'pkg-build',
+      '-pkg-def',
+      'fuchsia.cipd.yaml',
+      '-out',
+      os.path.join(_bucket_directory, 'fuchsia.cipd')
+    ]
+
+  subprocess.check_call(command, cwd=_bucket_directory)
+
+def main():
+  parser = argparse.ArgumentParser();
+
+  parser.add_argument('--upload', default=False, action='store_true',
+      help='If set, uploads the CIPD package and tags it as the latest.')
+
+  parser.add_argument('--engine-version', required=True,
+      help='Specifies the flutter engine SHA.')
+
+  args = parser.parse_args()
+
+  common_flags = [
+    '--fuchsia',
+    # The source does not require LTO and LTO is not wired up for targets.
+    '--no-lto',
+  ]
+
+  RunGN('fuchsia_debug', common_flags + [
+    '--runtime-mode',
+    'debug'
+  ]);
+
+  RunGN('fuchsia_profile', common_flags + [
+    '--runtime-mode',
+    'profile'
+  ]);
+
+  RunGN('fuchsia_release', common_flags + [
+    '--runtime-mode',
+    'release'
+  ]);
+
+  targets_to_build = [
+    # The Flutter Runner.
+    'flutter/shell/platform/fuchsia/flutter:flutter',
+
+    # The Dart Runner.
+    'flutter/shell/platform/fuchsia/dart:dart',
+
+    # The Snapshots.
+    'flutter/lib/snapshot:snapshot',
+  ]
+
+  BuildNinjaTargets('fuchsia_debug', targets_to_build)
+  BuildNinjaTargets('fuchsia_profile', targets_to_build)
+  BuildNinjaTargets('fuchsia_release', targets_to_build)
+
+  BuildBucket()
+
+  ProcessCIPDPakcage(args.upload, args.engine_version)
+
+
+if __name__ == '__main__':
+  main()
+

tools/fuchsia/gen_package.py

+#!/usr/bin/env python
+#
+# Copyright 2013 The Flutter Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+""" Genrate a Fuchsia FAR Archive from an asset manifest and a signing key.
+"""
+
+import argparse
+import collections
+import json
+import os
+import subprocess
+import sys
+
+def main():
+  parser = argparse.ArgumentParser();
+
+  parser.add_argument('--pm-bin', dest='pm_bin', action='store', required=True)
+  parser.add_argument('--package-dir', dest='package_dir', action='store', required=True)
+  parser.add_argument('--signing-key', dest='signing_key', action='store', required=True)
+  parser.add_argument('--manifest-file', dest='manifest_file', action='store', required=True)
+
+  args = parser.parse_args()
+
+  assert os.path.exists(args.pm_bin)
+  assert os.path.exists(args.package_dir)
+  assert os.path.exists(args.signing_key)
+  assert os.path.exists(args.manifest_file)
+
+  pm_command_base = [
+    args.pm_bin,
+    '-o',
+    args.package_dir,
+    '-k',
+    args.signing_key,
+    '-m',
+    args.manifest_file,
+  ]
+
+  # Build the package
+  subprocess.check_call(pm_command_base + [ 'build' ]);
+
+  # Archive the package
+  subprocess.check_call(pm_command_base + [ 'archive' ]);
+
+  return 0
+
+if __name__ == '__main__':
+  sys.exit(main())

tools/fuchsia/gen_repo.py

+#!/usr/bin/env python
+#
+# Copyright 2013 The Flutter Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+""" Generate a Fuchsia repo capable of serving Fuchsia archives over the
+network.
+"""
+import argparse
+import collections
+import json
+import os
+import subprocess
+import sys
+
+
+def main():
+  parser = argparse.ArgumentParser();
+
+  parser.add_argument('--pm-bin', dest='pm_bin', action='store', required=True)
+  parser.add_argument('--repo-dir', dest='repo_dir', action='store', required=True)
+  parser.add_argument('--archive', dest='archives', action='append', required=True)
+
+  args = parser.parse_args()
+
+  assert os.path.exists(args.pm_bin)
+
+  if not os.path.exists(args.repo_dir):
+    pm_newrepo_command = [
+      args.pm_bin,
+      'newrepo',
+      '-repo',
+      args.repo_dir
+    ]
+    subprocess.check_call(pm_newrepo_command);
+
+  pm_publish_command = [
+    args.pm_bin,
+    'publish',
+    '-C', # Remove all previous registrations.
+    '-a', # Publish archives from an archive (mode).
+    '-repo',
+    args.repo_dir
+  ]
+
+  for archive in args.archives:
+      pm_publish_command.append('-f')
+      pm_publish_command.append(archive)
+
+  subprocess.check_call(pm_publish_command)
+
+  return 0
+
+if __name__ == '__main__':
+  sys.exit(main())