|  | #!/usr/bin/env python3 | 
|  | # Copyright (C) 2017 The Android Open Source Project | 
|  | # | 
|  | # Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | # you may not use this file except in compliance with the License. | 
|  | # You may obtain a copy of the License at | 
|  | # | 
|  | #      http://www.apache.org/licenses/LICENSE-2.0 | 
|  | # | 
|  | # Unless required by applicable law or agreed to in writing, software | 
|  | # distributed under the License is distributed on an "AS IS" BASIS, | 
|  | # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | # See the License for the specific language governing permissions and | 
|  | # limitations under the License. | 
|  |  | 
|  | import argparse | 
|  | import hashlib | 
|  | import logging | 
|  | import os | 
|  | import shutil | 
|  | import subprocess | 
|  | import stat | 
|  | import sys | 
|  | import tempfile | 
|  | import zipfile | 
|  |  | 
|  | from collections import namedtuple | 
|  | from platform import system, machine | 
|  |  | 
|  | # The format for the deps below is the following: | 
|  | # (target_folder, source_url, sha1, target_platform) | 
|  | # |source_url| can be either a git repo or a http url. | 
|  | # If a git repo, |checksum| is the SHA1 committish that will be checked out. | 
|  | # If a http url, |checksum| is the SHA256 of the downloaded file. | 
|  | # If the url is a .zip or .tgz file it will be automatically deflated under | 
|  | # |target_folder|, taking care of stripping the root folder if it's a single | 
|  | # root (to avoid ending up with buildtools/protobuf/protobuf-1.2.3/... and have | 
|  | # instead just buildtools/protobuf). | 
|  | # |target_os| is either 'darwin', 'linux', 'windows' or 'all' | 
|  | # |target_arch| is either 'x64', 'aarch64' or 'all' | 
|  | # in both cases the dep only applies on matching platforms | 
|  | # |target_arch| can be 'all' when 'target_os' is not 'all' for example in the | 
|  | # case of MacOS universal binaries. | 
|  | Dependency = namedtuple( | 
|  | 'Dependency', | 
|  | ['target_folder', 'source_url', 'checksum', 'target_os', 'target_arch']) | 
|  |  | 
|  | # This is to remove old directories when build tools get {re,}moved. This is to | 
|  | # avoid accidentally referring to stale dir in custom user scripts. | 
|  | CLEANUP_OLD_DIRS = [ | 
|  | 'buildtools/nodejs',  # Moved to buildtools/{mac,linux64}/nodejs | 
|  | 'buildtools/emsdk',  # Moved to buildtools/{mac,linux64}/emsdk | 
|  | 'buildtools/test_data',  # Moved to test/data by r.android.com/1539381 . | 
|  | 'buildtools/d8',  # Removed by r.android.com/1424334 . | 
|  | ] | 
|  |  | 
|  | # Dependencies required to build code on the host or when targeting desktop OS. | 
|  | BUILD_DEPS_TOOLCHAIN_HOST = [ | 
|  | # GN. From https://chrome-infra-packages.appspot.com/dl/gn/gn/. | 
|  | # git_revision:83dad00afb232d7235dd70dff1ee90292d72a01e . | 
|  | Dependency( | 
|  | 'buildtools/mac/gn', | 
|  | 'https://storage.googleapis.com/perfetto/gn-mac-1695-83dad00a', | 
|  | '513d3adeb56b745e62af4e3ccb76b76f023c6aaa25d6a2be9a89e44cd10a4c1a', | 
|  | 'darwin', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/linux64/gn', | 
|  | 'https://storage.googleapis.com/perfetto/gn-linux64-1695-83dad00a', | 
|  | '4f589364153f182b05cd845e93407489d6ce8acc03290c897928a7bd22b20cce', | 
|  | 'linux', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/win/gn.exe', | 
|  | 'https://storage.googleapis.com/perfetto/gn-win-1695-83dad00a', | 
|  | '908c29556539292203d2952ebf55df03697cbc7cf526a3e295f31ba2576e4cac', | 
|  | 'windows', 'x64'), | 
|  |  | 
|  | # clang-format | 
|  | # From https://chromium.googlesource.com/chromium/src/buildtools/+/refs/heads/master/mac/clang-format.sha1 | 
|  | Dependency( | 
|  | 'buildtools/mac/clang-format', | 
|  | 'https://storage.googleapis.com/chromium-clang-format/62bde1baa7196ad9df969fc1f06b66360b1a927b', | 
|  | '6df686a937443cbe6efc013467a7ba5f98d3f187eb7765bb7abc6ce47626cf66', | 
|  | 'darwin', 'x64'), | 
|  | # From https://chromium.googlesource.com/chromium/src/buildtools/+/refs/heads/master/linux64/clang-format.sha1 | 
|  | Dependency( | 
|  | 'buildtools/linux64/clang-format', | 
|  | 'https://storage.googleapis.com/chromium-clang-format/1baf0089e895c989a311b6a38ed94d0e8be4c0a7', | 
|  | 'd02a97a87e8c28898033aaf5986967b24dc47ebd5b376e1cd93e5009f22cd75e', | 
|  | 'linux', 'x64'), | 
|  | # From https://chromium.googlesource.com/chromium/src/buildtools/+/refs/heads/master/win/clang-format.exe.sha1 | 
|  | Dependency( | 
|  | 'buildtools/win/clang-format.exe', | 
|  | 'https://storage.googleapis.com/chromium-clang-format/d4afd4eba27022f5f6d518133aebde57281677c9', | 
|  | '2ba1b4d3ade90ea80316890b598ab5fc16777572be26afec6ce23117da121b80', | 
|  | 'windows', 'x64'), | 
|  |  | 
|  | # Keep the SHA1 in sync with |clang_format_rev| in chromium //buildtools/DEPS. | 
|  | Dependency( | 
|  | 'buildtools/clang_format/script', | 
|  | 'https://chromium.googlesource.com/chromium/llvm-project/cfe/tools/clang-format.git', | 
|  | '96636aa0e9f047f17447f2d45a094d0b59ed7917', 'all', 'all'), | 
|  |  | 
|  | # Ninja | 
|  | Dependency( | 
|  | 'buildtools/mac/ninja', | 
|  | 'https://storage.googleapis.com/perfetto/ninja-mac-c15b0698da038b2bd2e8970c14c75fadc06b1add', | 
|  | '4224b90734590b0148ad8ee63ee7b295e88e0652e4d1f4271ef2b91d880b0e19', | 
|  | 'darwin', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/linux64/ninja', | 
|  | 'https://storage.googleapis.com/perfetto/ninja-linux64-c866952bda50c29a669222477309287119bbb7e8', | 
|  | '54ac6a01362190aaabf4cf276f9c8982cdf11b225438940fdde3339be0f2ecdc', | 
|  | 'linux', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/win/ninja.exe', | 
|  | 'https://storage.googleapis.com/perfetto/ninja-win-4a5f05c24afef05ef03329a1bbfedee0678b524a', | 
|  | '6f8af488be74ed8787d04e107080d05330587a4198ba047bd5b7f5b0c3150d61', | 
|  | 'windows', 'x64'), | 
|  |  | 
|  | # Keep the revision in sync with Chrome's PACKAGE_VERSION in | 
|  | # tools/clang/scripts/update.py. | 
|  | Dependency( | 
|  | 'buildtools/linux64/clang.tgz', | 
|  | 'https://commondatastorage.googleapis.com/chromium-browser-clang/Linux_x64/clang-llvmorg-12-init-5035-gd0abc757-3.tgz', | 
|  | 'b0c3015209b6d624844ad230064eb5c9b4429a2eafd4854981e73217c563d93d', | 
|  | 'linux', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/win/clang.tgz', | 
|  | 'https://commondatastorage.googleapis.com/chromium-browser-clang/Win/clang-llvmorg-12-init-5035-gd0abc757-3.tgz', | 
|  | 'b2854d871a466e3a060469b5edb24ca355ef64576d38778f64acbd3c6d7cf530', | 
|  | 'windows', 'x64'), | 
|  | ] | 
|  |  | 
|  | BUILD_DEPS_HOST = [ | 
|  | # Keep in sync with Android's //external/googletest/README.version. | 
|  | Dependency( | 
|  | 'buildtools/googletest', | 
|  | 'https://android.googlesource.com/platform/external/googletest.git', | 
|  | '3f05f651ae3621db58468153e32016bc1397800b', 'all', 'all'), | 
|  |  | 
|  | # Keep in sync with Chromium's //third_party/protobuf. | 
|  | Dependency( | 
|  | 'buildtools/protobuf', | 
|  | 'https://chromium.googlesource.com/external/github.com/google/protobuf.git', | 
|  | '6a59a2ad1f61d9696092f79b6d74368b4d7970a3',  # refs/tags/v3.9.0 | 
|  | 'all', 'all'), | 
|  |  | 
|  | # libc++, libc++abi and libunwind for Linux where we need to rebuild the C++ | 
|  | # lib from sources. Keep the SHA1s in sync with Chrome's src/buildtools/DEPS. | 
|  | Dependency( | 
|  | 'buildtools/libcxx', | 
|  | 'https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libcxx.git', | 
|  | 'd9040c75cfea5928c804ab7c235fed06a63f743a', 'all', 'all'), | 
|  | Dependency( | 
|  | 'buildtools/libcxxabi', | 
|  | 'https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libcxxabi.git', | 
|  | '196ba1aaa8ac285d94f4ea8d9836390a45360533', 'all', 'all'), | 
|  | Dependency( | 
|  | 'buildtools/libunwind', | 
|  | 'https://chromium.googlesource.com/external/github.com/llvm/llvm-project/libunwind.git', | 
|  | 'd999d54f4bca789543a2eb6c995af2d9b5a1f3ed', 'all', 'all'), | 
|  |  | 
|  | # Keep in sync with chromium DEPS. | 
|  | Dependency( | 
|  | 'buildtools/libfuzzer', | 
|  | 'https://chromium.googlesource.com/chromium/llvm-project/compiler-rt/lib/fuzzer.git', | 
|  | 'debe7d2d1982e540fbd6bd78604bf001753f9e74', 'linux', 'all'), | 
|  |  | 
|  | # Benchmarking tool. | 
|  | Dependency( | 
|  | 'buildtools/benchmark', | 
|  | 'https://chromium.googlesource.com/external/github.com/google/benchmark.git', | 
|  | '090faecb454fbd6e6e17a75ef8146acb037118d4', 'all', 'all'), | 
|  |  | 
|  | # Libbacktrace, for stacktraces in Linux/Android debug builds. | 
|  | # From https://github.com/ianlancetaylor/libbacktrace/archive/177940370e4a6b2509e92a0aaa9749184e64af43.zip | 
|  | Dependency( | 
|  | 'buildtools/libbacktrace.zip', | 
|  | 'https://storage.googleapis.com/perfetto/libbacktrace-177940370e4a6b2509e92a0aaa9749184e64af43.zip', | 
|  | '21ac9a4209f7aeef766c482be53a7fa365063c031c7077e2070b491202983b31', | 
|  | 'all', 'all'), | 
|  |  | 
|  | # Sqlite for the trace processing library. | 
|  | # This is the amalgamated source whose compiled output is meant to be faster. | 
|  | # We still pull the full source for the extensions (which are not available | 
|  | # in the amalgamation). | 
|  | Dependency( | 
|  | 'buildtools/sqlite.zip', | 
|  | 'https://storage.googleapis.com/perfetto/sqlite-amalgamation-3350400.zip', | 
|  | 'f3bf0df69f5de0675196f4644e05d07dbc698d674dc563a12eff17d5b215cdf5', | 
|  | 'all', 'all'), | 
|  | Dependency( | 
|  | 'buildtools/sqlite_src', | 
|  | 'https://chromium.googlesource.com/external/github.com/sqlite/sqlite.git', | 
|  | 'ee3686eb50c0e3dbb087c9a0976f7e37e1b014ae',  # refs/tags/version-3.32.3. | 
|  | 'all', 'all'), | 
|  |  | 
|  | # JsonCpp for legacy json import. Used only by the trace processor in | 
|  | # standalone builds. | 
|  | Dependency( | 
|  | 'buildtools/jsoncpp', | 
|  | 'https://chromium.googlesource.com/external/github.com/open-source-parsers/jsoncpp.git', | 
|  | '6aba23f4a8628d599a9ef7fa4811c4ff6e4070e2',  # refs/tags/1.9.3. | 
|  | 'all', 'all'), | 
|  |  | 
|  | # These dependencies are for libunwindstack, which is used by src/profiling. | 
|  | Dependency('buildtools/android-core', | 
|  | 'https://android.googlesource.com/platform/system/core.git', | 
|  | '9e6cef7f07d8c11b3ea820938aeb7ff2e9dbaa52', 'all', 'all'), | 
|  | Dependency( | 
|  | 'buildtools/android-unwinding', | 
|  | 'https://android.googlesource.com/platform/system/unwinding.git', | 
|  | '5150e1292ec6b16e4717e86b9e3cfb855eec18a3', 'all', 'all'), | 
|  | Dependency('buildtools/android-logging', | 
|  | 'https://android.googlesource.com/platform/system/logging.git', | 
|  | '7b36b566c9113fc703d68f76e8f40c0c2432481c', 'all', 'all'), | 
|  | Dependency('buildtools/android-libbase', | 
|  | 'https://android.googlesource.com/platform/system/libbase.git', | 
|  | '78f1c2f83e625bdf66d55b48bdb3a301c20d2fb3', 'all', 'all'), | 
|  | Dependency( | 
|  | 'buildtools/android-libprocinfo', | 
|  | 'https://android.googlesource.com/platform/system/libprocinfo.git', | 
|  | 'fd214c13ededecae97a3b15b5fccc8925a749a84', 'all', 'all'), | 
|  | Dependency('buildtools/lzma', | 
|  | 'https://android.googlesource.com/platform/external/lzma.git', | 
|  | '7851dce6f4ca17f5caa1c93a4e0a45686b1d56c3', 'all', 'all'), | 
|  | Dependency('buildtools/zlib', | 
|  | 'https://android.googlesource.com/platform/external/zlib.git', | 
|  | '5c85a2da4c13eda07f69d81a1579a5afddd35f59', 'all', 'all'), | 
|  | Dependency('buildtools/bionic', | 
|  | 'https://android.googlesource.com/platform/bionic.git', | 
|  | '332065d57e734b65f56474d136d22d767e36cbcd', 'all', 'all'), | 
|  |  | 
|  | # Example traces for regression tests. | 
|  | Dependency( | 
|  | 'test/data.zip', | 
|  | 'https://storage.googleapis.com/perfetto/test-data-20210513-224349.zip', | 
|  | '3dcc146f4ce38d17fd1f8c4c65af07e7cf7c5c4cb8aa4c7bf73ec3a095d997d1', | 
|  | 'all', 'all', | 
|  | ), | 
|  |  | 
|  | # Linenoise, used only by trace_processor in standalone builds. | 
|  | Dependency('buildtools/linenoise', | 
|  | 'https://fuchsia.googlesource.com/third_party/linenoise.git', | 
|  | 'c894b9e59f02203dbe4e2be657572cf88c4230c3', 'all', 'all'), | 
|  | ] | 
|  |  | 
|  | # Dependencies required to build Android code. | 
|  | # URLs and SHA1s taken from: | 
|  | # - https://dl.google.com/android/repository/repository-11.xml | 
|  | # - https://dl.google.com/android/repository/sys-img/android/sys-img.xml | 
|  | BUILD_DEPS_ANDROID = [ | 
|  | # Android NDK | 
|  | Dependency( | 
|  | 'buildtools/ndk.zip', | 
|  | 'https://dl.google.com/android/repository/android-ndk-r21e-darwin-x86_64.zip', | 
|  | '437278103a3db12632c05b1be5c41bbb8522791a67e415cc54411a65366f499d', | 
|  | 'darwin', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/ndk.zip', | 
|  | 'https://dl.google.com/android/repository/android-ndk-r21e-linux-x86_64.zip', | 
|  | 'ad7ce5467e18d40050dc51b8e7affc3e635c85bd8c59be62de32352328ed467e', | 
|  | 'linux', 'x64'), | 
|  | ] | 
|  |  | 
|  | # Dependencies required to run Android tests. | 
|  | TEST_DEPS_ANDROID = [ | 
|  | # Android emulator images. | 
|  | Dependency( | 
|  | 'buildtools/aosp-arm.zip', | 
|  | 'https://storage.googleapis.com/perfetto/aosp-02022018-arm.zip', | 
|  | 'f5c7a3a22ad7aa0bd14ba467e8697e1e917d306699bd25622aa4419a413b9b67', | 
|  | 'all', 'all'), | 
|  |  | 
|  | # platform-tools.zip contains adb binaries. | 
|  | Dependency( | 
|  | 'buildtools/android_sdk/platform-tools.zip', | 
|  | 'https://dl.google.com/android/repository/platform-tools_r26.0.0-darwin.zip', | 
|  | '98d392cbd21ca20d643c7e1605760cc49075611e317c534096b5564053f4ac8e', | 
|  | 'darwin', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/android_sdk/platform-tools.zip', | 
|  | 'https://dl.google.com/android/repository/platform-tools_r26.0.0-linux.zip', | 
|  | '90208207521d85abf0d46e3374aa4e04b7aff74e4f355c792ac334de7a77e50b', | 
|  | 'linux', 'x64'), | 
|  |  | 
|  | # Android emulator binaries. | 
|  | Dependency( | 
|  | 'buildtools/emulator', | 
|  | 'https://android.googlesource.com/platform/prebuilts/android-emulator.git', | 
|  | '4b260028dc27bc92c39bee9129cb2ba839970956', 'all', 'x64'), | 
|  | ] | 
|  |  | 
|  | # This variable is updated by tools/roll-catapult-trace-viewer. | 
|  | CATAPULT_SHA256 = 'b30108e05268ce6c65bb4126b65f6bfac165d17f5c1fd285046e7e6fd76c209f' | 
|  |  | 
|  | TYPEFACES_SHA256 = 'b3f0f14eeecd4555ae94f897ec246b2c6e046ce0ea417407553f5767e7812575' | 
|  |  | 
|  | UI_DEPS = [ | 
|  | Dependency( | 
|  | 'buildtools/mac/nodejs.tgz', | 
|  | 'https://storage.googleapis.com/chromium-nodejs/14.15.4/17ba7216e09de1bffb9dc80b7ec617a1cee40330', | 
|  | 'b81a466347d2ae34b1370b6681ba173e9fb082338170a41624b37be7a2052b7e', | 
|  | 'darwin', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/linux64/nodejs.tgz', | 
|  | 'https://storage.googleapis.com/chromium-nodejs/14.15.4/b2e40ddbac04d05baafbb007f203c6663c9d4ca9', | 
|  | '5aa88f1e2bf036950790277f3431634f64044ec78362f3e4f0dc8da28d61e9a4', | 
|  | 'linux', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/mac/emsdk.tgz', | 
|  | 'https://storage.googleapis.com/perfetto/emscripten-2.0.12-mac.tgz', | 
|  | 'aa125f8c8ff8a386d43e18c8ea0c98c875cc19160a899403e8967a5478f96f31', | 
|  | 'darwin', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/linux64/emsdk.tgz', | 
|  | 'https://storage.googleapis.com/perfetto/emscripten-2.0.12-linux.tgz', | 
|  | 'bfff9fb0326363c12e19b542f27a5f12cedbfc310f30621dc497c9af51d2d2e3', | 
|  | 'linux', 'x64'), | 
|  | Dependency( | 
|  | 'buildtools/catapult_trace_viewer.tgz', | 
|  | 'https://storage.googleapis.com/perfetto/catapult_trace_viewer-%s.tar.gz' | 
|  | % CATAPULT_SHA256, CATAPULT_SHA256, 'all', 'all'), | 
|  | Dependency( | 
|  | 'buildtools/typefaces.tgz', | 
|  | 'https://storage.googleapis.com/perfetto/typefaces-%s.tar.gz' % | 
|  | TYPEFACES_SHA256, TYPEFACES_SHA256, 'all', 'all') | 
|  | ] | 
|  |  | 
|  | ROOT_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__))) | 
|  | UI_DIR = os.path.join(ROOT_DIR, 'ui') | 
|  | TOOLS_DIR = os.path.join(ROOT_DIR, 'tools') | 
|  | NODE_MODULES_STATUS_FILE = os.path.join(UI_DIR, 'node_modules', '.last_install') | 
|  |  | 
|  |  | 
|  | def DownloadURL(url, out_file): | 
|  | subprocess.check_call(['curl', '-L', '-#', '-o', out_file, url]) | 
|  |  | 
|  |  | 
|  | def GetArch(): | 
|  | arch = machine() | 
|  | if arch == 'aarch64': | 
|  | return 'aarch64' | 
|  | else: | 
|  | # Assume everything else is x64 matching previous behaviour. | 
|  | return 'x64' | 
|  |  | 
|  |  | 
|  | def ReadFile(path): | 
|  | if not os.path.exists(path): | 
|  | return None | 
|  | with open(path) as f: | 
|  | return f.read().strip() | 
|  |  | 
|  |  | 
|  | def MkdirRecursive(path): | 
|  | # Works with both relative and absolute paths | 
|  | cwd = '/' if path.startswith('/') else ROOT_DIR | 
|  | for part in path.split('/'): | 
|  | cwd = os.path.join(cwd, part) | 
|  | if not os.path.exists(cwd): | 
|  | os.makedirs(cwd) | 
|  | else: | 
|  | assert (os.path.isdir(cwd)) | 
|  |  | 
|  |  | 
|  | def HashLocalFile(path): | 
|  | if not os.path.exists(path): | 
|  | return None | 
|  | with open(path, 'rb') as f: | 
|  | return hashlib.sha256(f.read()).hexdigest() | 
|  |  | 
|  |  | 
|  | def ExtractZipfilePreservePermissions(zf, info, path): | 
|  | zf.extract(info.filename, path=path) | 
|  | target_path = os.path.join(path, info.filename) | 
|  | min_acls = 0o755 if info.filename.endswith('/') else 0o644 | 
|  | os.chmod(target_path, (info.external_attr >> 16) | min_acls) | 
|  |  | 
|  |  | 
|  | def IsGitRepoCheckoutOutAtRevision(path, revision): | 
|  | return ReadFile(os.path.join(path, '.git', 'HEAD')) == revision | 
|  |  | 
|  |  | 
|  | def RmtreeIfExists(path): | 
|  | # Git creates read-only files on windows, which cause failures with rmtree. | 
|  | # This seems the socially accepted way to deal with it. | 
|  | # See https://bugs.python.org/issue19643 . | 
|  | def del_read_only_for_windows(_action, name, _exc): | 
|  | os.chmod(name, stat.S_IWRITE) | 
|  | os.remove(name) | 
|  |  | 
|  | if not os.path.exists(path): | 
|  | return | 
|  | buildtools_path = os.path.abspath(os.path.join(ROOT_DIR, 'buildtools')) | 
|  | test_path = os.path.abspath(os.path.join(ROOT_DIR, 'test', 'data')) | 
|  | if (not os.path.abspath(path).startswith(buildtools_path) and | 
|  | not os.path.abspath(path).startswith(test_path)): | 
|  | # Safety check to prevent that some merge confilct ends up doing some | 
|  | # rm -rf / or similar. | 
|  | logging.fatal( | 
|  | 'Cannot remove %s: outside of buildtools and test/data', path) | 
|  | sys.exit(1) | 
|  | logging.info('Removing %s' % path) | 
|  | shutil.rmtree(path, onerror=del_read_only_for_windows) | 
|  |  | 
|  |  | 
|  | def CheckoutGitRepo(path, git_url, revision, check_only): | 
|  | if IsGitRepoCheckoutOutAtRevision(path, revision): | 
|  | return False | 
|  | if check_only: | 
|  | return True | 
|  | path = path.replace('/', os.sep) | 
|  | RmtreeIfExists(path) | 
|  | MkdirRecursive(path) | 
|  | logging.info('Fetching %s @ %s into %s', git_url, revision, path) | 
|  | subprocess.check_call(['git', 'init', path], cwd=path) | 
|  | subprocess.check_call( | 
|  | ['git', 'fetch', '--quiet', '--depth', '1', git_url, revision], cwd=path) | 
|  | subprocess.check_call(['git', 'checkout', revision, '--quiet'], cwd=path) | 
|  | assert (IsGitRepoCheckoutOutAtRevision(path, revision)) | 
|  | return True | 
|  |  | 
|  |  | 
|  | def InstallNodeModules(force_clean=False): | 
|  | if force_clean: | 
|  | node_modules = os.path.join(UI_DIR, 'node_modules') | 
|  | logging.info('Clearing %s', node_modules) | 
|  | subprocess.check_call(['git', 'clean', '-qxffd', node_modules], | 
|  | cwd=ROOT_DIR) | 
|  | logging.info("Running npm install in {0}".format(UI_DIR)) | 
|  | subprocess.check_call( | 
|  | [os.path.join(TOOLS_DIR, 'npm'), 'install', '--no-save'], cwd=UI_DIR) | 
|  | # pbjs has the bad habit of installing extra packages on its first run. Run | 
|  | # it here, so we avoid fetches while building. | 
|  | node_bin = os.path.join(TOOLS_DIR, 'node') | 
|  | pbjs = [node_bin, 'node_modules/.bin/pbjs', '/dev/null', '-o', '/dev/null'] | 
|  | subprocess.call(pbjs, cwd=UI_DIR) | 
|  | with open(NODE_MODULES_STATUS_FILE, 'w') as f: | 
|  | f.write(HashLocalFile(os.path.join(UI_DIR, 'package-lock.json'))) | 
|  |  | 
|  |  | 
|  | def CheckNodeModules(): | 
|  | """Returns True if the modules are up-to-date. | 
|  |  | 
|  | There doesn't seem to be an easy way to check node modules versions. Instead | 
|  | just check if package-lock.json changed since the last `npm install` call. | 
|  | """ | 
|  | if not os.path.exists(NODE_MODULES_STATUS_FILE): | 
|  | return False | 
|  | with open(NODE_MODULES_STATUS_FILE, 'r') as f: | 
|  | actual = f.read() | 
|  | expected = HashLocalFile(os.path.join(UI_DIR, 'package-lock.json')) | 
|  | return expected == actual | 
|  |  | 
|  |  | 
|  | def CheckHashes(): | 
|  | for deps in [BUILD_DEPS_HOST, BUILD_DEPS_ANDROID, TEST_DEPS_ANDROID, UI_DEPS]: | 
|  | for dep in deps: | 
|  | if dep.source_url.endswith('.git'): | 
|  | continue | 
|  | logging.info('Downloading %s from %s', dep.target_platform, | 
|  | dep.source_url) | 
|  | with tempfile.NamedTemporaryFile(delete=False) as f: | 
|  | f.close() | 
|  | DownloadURL(dep.source_url, f.name) | 
|  | actual_checksum = HashLocalFile(f.name) | 
|  | os.unlink(f.name) | 
|  | if (actual_checksum != dep.checksum): | 
|  | logging.fatal('SHA-256 mismatch for {} expected {} was {}'.format( | 
|  | dep.source_url, dep.checksum, actual_checksum)) | 
|  |  | 
|  |  | 
|  | def Main(): | 
|  | parser = argparse.ArgumentParser() | 
|  | parser.add_argument('--android', action='store_true') | 
|  | parser.add_argument('--ui', action='store_true') | 
|  | parser.add_argument('--check-only') | 
|  | parser.add_argument('--filter', default='') | 
|  | parser.add_argument('--verify', help='Check all URLs', action='store_true') | 
|  | parser.add_argument('--no-toolchain', help='Do not download toolchain', | 
|  | action='store_true') | 
|  | args = parser.parse_args() | 
|  | if args.verify: | 
|  | CheckHashes() | 
|  | return 0 | 
|  | deps = BUILD_DEPS_HOST | 
|  | if not args.no_toolchain: | 
|  | deps += BUILD_DEPS_TOOLCHAIN_HOST | 
|  | if args.android: | 
|  | deps += BUILD_DEPS_ANDROID + TEST_DEPS_ANDROID | 
|  | if args.ui: | 
|  | deps += UI_DEPS | 
|  | deps_updated = False | 
|  | nodejs_updated = False | 
|  |  | 
|  | for old_dir in CLEANUP_OLD_DIRS: | 
|  | RmtreeIfExists(os.path.join(ROOT_DIR, old_dir)) | 
|  |  | 
|  | for dep in deps: | 
|  | target_os = system().lower() | 
|  | target_arch = GetArch() | 
|  | matches_os = dep.target_os == 'all' or target_os == dep.target_os | 
|  | matches_arch = dep.target_arch == 'all' or target_arch == dep.target_arch | 
|  | if not matches_os or not matches_arch: | 
|  | continue | 
|  | if args.filter and args.filter not in dep.target_folder: | 
|  | continue | 
|  | local_path = os.path.join(ROOT_DIR, dep.target_folder) | 
|  | if dep.source_url.endswith('.git'): | 
|  | deps_updated |= CheckoutGitRepo(local_path, dep.source_url, dep.checksum, | 
|  | args.check_only) | 
|  | continue | 
|  | is_zip = local_path.endswith('.zip') or local_path.endswith('.tgz') | 
|  | zip_target_dir = local_path[:-4] if is_zip else None | 
|  | zip_dir_stamp = os.path.join(zip_target_dir, '.stamp') if is_zip else None | 
|  |  | 
|  | if ((not is_zip and HashLocalFile(local_path) == dep.checksum) or | 
|  | (is_zip and ReadFile(zip_dir_stamp) == dep.checksum)): | 
|  | continue | 
|  | deps_updated = True | 
|  | if args.check_only: | 
|  | continue | 
|  | MkdirRecursive(os.path.dirname(dep.target_folder)) | 
|  | if HashLocalFile(local_path) != dep.checksum: | 
|  | download_path = local_path + '.tmp' | 
|  | logging.info('Downloading %s from %s', local_path, dep.source_url) | 
|  | DownloadURL(dep.source_url, download_path) | 
|  | os.chmod(download_path, 0o755) | 
|  | actual_checksum = HashLocalFile(download_path) | 
|  | if (actual_checksum != dep.checksum): | 
|  | os.remove(download_path) | 
|  | logging.fatal('SHA-256 mismatch for {} expected {} was {}'.format( | 
|  | download_path, dep.checksum, actual_checksum)) | 
|  | return 1 | 
|  | shutil.move(download_path, local_path) | 
|  | if 'nodejs' in dep.target_folder: | 
|  | nodejs_updated = True | 
|  |  | 
|  | assert (HashLocalFile(local_path) == dep.checksum) | 
|  |  | 
|  | if is_zip: | 
|  | logging.info('Extracting %s into %s' % (local_path, zip_target_dir)) | 
|  | assert (os.path.commonprefix((ROOT_DIR, zip_target_dir)) == ROOT_DIR) | 
|  | RmtreeIfExists(zip_target_dir) | 
|  |  | 
|  | # Decompress the archive. | 
|  | if local_path.endswith('.tgz'): | 
|  | MkdirRecursive(zip_target_dir) | 
|  | subprocess.check_call(['tar', '-xf', local_path], cwd=zip_target_dir) | 
|  | elif local_path.endswith('.zip'): | 
|  | with zipfile.ZipFile(local_path, 'r') as zf: | 
|  | for info in zf.infolist(): | 
|  | ExtractZipfilePreservePermissions(zf, info, zip_target_dir) | 
|  |  | 
|  | # If the zip contains one root folder, rebase one level up moving all | 
|  | # its sub files and folders inside |target_dir|. | 
|  | subdir = os.listdir(zip_target_dir) | 
|  | if len(subdir) == 1: | 
|  | subdir = os.path.join(zip_target_dir, subdir[0]) | 
|  | if os.path.isdir(subdir): | 
|  | for subf in os.listdir(subdir): | 
|  | shutil.move(os.path.join(subdir, subf), zip_target_dir) | 
|  | os.rmdir(subdir) | 
|  |  | 
|  | # Create stamp and remove the archive. | 
|  | with open(zip_dir_stamp, 'w') as stamp_file: | 
|  | stamp_file.write(dep.checksum) | 
|  | os.remove(local_path) | 
|  |  | 
|  | if args.ui: | 
|  | # Needs to happen after nodejs is installed above. | 
|  | if args.check_only: | 
|  | deps_updated |= not CheckNodeModules() | 
|  | else: | 
|  | InstallNodeModules(force_clean=nodejs_updated) | 
|  |  | 
|  | if args.check_only: | 
|  | if not deps_updated: | 
|  | with open(args.check_only, 'w') as f: | 
|  | f.write('OK')  # The content is irrelevant, just keep GN happy. | 
|  | return 0 | 
|  | argz = ' '.join([x for x in sys.argv[1:] if not x.startswith('--check-only')]) | 
|  | print('\033[91mBuild deps are stale. ' + | 
|  | 'Please run tools/install-build-deps %s\033[0m' % argz) | 
|  | return 1 | 
|  |  | 
|  | if deps_updated: | 
|  | # Stale binary files may be compiled against old sysroot headers that aren't | 
|  | # tracked by gn. | 
|  | logging.warning('Remember to run "gn clean <output_directory>" ' + | 
|  | 'to avoid stale binary files.') | 
|  |  | 
|  |  | 
|  | if __name__ == '__main__': | 
|  | logging.basicConfig(level=logging.INFO) | 
|  | sys.exit(Main()) |