| #!/usr/bin/env python3 |
| # Copyright (C) 2021 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. |
| |
| # This file should do the same thing when being invoked in any of these ways: |
| # ./traceconv |
| # python traceconv |
| # bash traceconv |
| # cat ./traceconv | bash |
| # cat ./traceconv | python - |
| |
| BASH_FALLBACK = """ " |
| exec python3 - "$@" <<'#'EOF |
| #""" |
| |
| TOOL_NAME = 'traceconv' |
| |
| # BEGIN_SECTION_GENERATED_BY(roll-prebuilts) |
| # Revision: v27.0 |
| PERFETTO_PREBUILT_MANIFEST = [{ |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'mac-amd64', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 6689896, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/mac-amd64/traceconv', |
| 'sha256': |
| '9a28b74e9d1cc79a7e9693be0f9b3193e1b10ecb8f11cd9f01fd45c417497911', |
| 'platform': |
| 'darwin', |
| 'machine': ['x86_64'] |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'mac-arm64', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 5496552, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/mac-arm64/traceconv', |
| 'sha256': |
| 'cbb2c4ed53ac8530f644049800aca6d47879e8b7a15d2f90a354c36dfef1e2b8', |
| 'platform': |
| 'darwin', |
| 'machine': ['arm64'] |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'linux-amd64', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 7159072, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/linux-amd64/traceconv', |
| 'sha256': |
| 'd87645feec0e1c47d8eb8c257090808115d90db3d920e304f380c99ab87354c1', |
| 'platform': |
| 'linux', |
| 'machine': ['x86_64'] |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'linux-arm', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 5305732, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/linux-arm/traceconv', |
| 'sha256': |
| '3597f23ee7fa8ad57f45711798c152bc9f1cbeb9aed124661833934f94761b89', |
| 'platform': |
| 'linux', |
| 'machine': ['armv6l', 'armv7l', 'armv8l'] |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'linux-arm64', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 6342040, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/linux-arm64/traceconv', |
| 'sha256': |
| '9a976a57ac0f99f6c527939934413e2244189e190846d2999d2f4bf18b6041a6', |
| 'platform': |
| 'linux', |
| 'machine': ['aarch64'] |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'android-arm', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 4337052, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/android-arm/traceconv', |
| 'sha256': |
| 'a007a6f270005dece307589ebbd84151810d927f5a48fef399dc3633b9cbaebb' |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'android-arm64', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 5706496, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/android-arm64/traceconv', |
| 'sha256': |
| 'ad91fcfe07580c2b8a5cb4dbece4f327bbe5ecabbdf0100862ce84d4b01d3161' |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'android-x86', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 6548852, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/android-x86/traceconv', |
| 'sha256': |
| '25fb13cfda08db37876f1be618dc0240c5f3b3107f1f649a655dd689626bf46a' |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'android-x64', |
| 'file_name': |
| 'traceconv', |
| 'file_size': |
| 6820632, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/android-x64/traceconv', |
| 'sha256': |
| '737b50a4413db7b5e4e26e5ff3031afe437541af9b76ef9e434d8bc58a3a75b1' |
| }, { |
| 'tool': |
| 'traceconv', |
| 'arch': |
| 'windows-amd64', |
| 'file_name': |
| 'traceconv.exe', |
| 'file_size': |
| 6850048, |
| 'url': |
| 'https://commondatastorage.googleapis.com/perfetto-luci-artifacts/v27.0/windows-amd64/traceconv.exe', |
| 'sha256': |
| '958d3b067f3ea5e388bd77ff4dc51ced67cf6b6fcdb3fbfbb093b8c2974da0fc', |
| 'platform': |
| 'win32', |
| 'machine': ['amd64'] |
| }] |
| |
| |
| # DO NOT EDIT. If you wish to make edits to this code, you need to change only |
| # //tools/get_perfetto_prebuilt.py and run /tools/roll-prebuilts to regenerate |
| # all the others scripts this is embedded into. |
| def get_perfetto_prebuilt(tool_name, soft_fail=False, arch=None): |
| """ Downloads the prebuilt, if necessary, and returns its path on disk. """ |
| |
| # The first time this is invoked, it downloads the |url| and caches it into |
| # ~/.perfetto/prebuilts/$tool_name. On subsequent invocations it just runs the |
| # cached version. |
| def download_or_get_cached(file_name, url, sha256): |
| import os, hashlib, subprocess |
| dir = os.path.join( |
| os.path.expanduser('~'), '.local', 'share', 'perfetto', 'prebuilts') |
| os.makedirs(dir, exist_ok=True) |
| bin_path = os.path.join(dir, file_name) |
| sha256_path = os.path.join(dir, file_name + '.sha256') |
| needs_download = True |
| |
| # Avoid recomputing the SHA-256 on each invocation. The SHA-256 of the last |
| # download is cached into file_name.sha256, just check if that matches. |
| if os.path.exists(bin_path) and os.path.exists(sha256_path): |
| with open(sha256_path, 'rb') as f: |
| digest = f.read().decode() |
| if digest == sha256: |
| needs_download = False |
| |
| if needs_download: |
| # Either the filed doesn't exist or the SHA256 doesn't match. |
| tmp_path = bin_path + '.tmp' |
| print('Downloading ' + url) |
| subprocess.check_call(['curl', '-f', '-L', '-#', '-o', tmp_path, url]) |
| with open(tmp_path, 'rb') as fd: |
| actual_sha256 = hashlib.sha256(fd.read()).hexdigest() |
| if actual_sha256 != sha256: |
| raise Exception('Checksum mismatch for %s (actual: %s, expected: %s)' % |
| (url, actual_sha256, sha256)) |
| os.chmod(tmp_path, 0o755) |
| os.rename(tmp_path, bin_path) |
| with open(sha256_path, 'w') as f: |
| f.write(sha256) |
| return bin_path |
| # --- end of download_or_get_cached() --- |
| |
| # --- get_perfetto_prebuilt() function starts here. --- |
| import os, platform, sys |
| plat = sys.platform.lower() |
| machine = platform.machine().lower() |
| manifest_entry = None |
| for entry in PERFETTO_PREBUILT_MANIFEST: |
| # If the caller overrides the arch, just match that (for Android prebuilts). |
| if arch: |
| if entry.get('arch') == arch: |
| manifest_entry = entry |
| break |
| continue |
| # Otherwise guess the local machine arch. |
| if entry.get('tool') == tool_name and entry.get( |
| 'platform') == plat and machine in entry.get('machine', []): |
| manifest_entry = entry |
| break |
| if manifest_entry is None: |
| if soft_fail: |
| return None |
| raise Exception( |
| ('No prebuilts available for %s-%s\n' % (plat, machine)) + |
| 'See https://perfetto.dev/docs/contributing/build-instructions') |
| |
| return download_or_get_cached( |
| file_name=manifest_entry['file_name'], |
| url=manifest_entry['url'], |
| sha256=manifest_entry['sha256']) |
| |
| |
| # END_SECTION_GENERATED_BY(roll-prebuilts) |
| |
| if __name__ == '__main__': |
| import sys, subprocess, os |
| bin_path = get_perfetto_prebuilt(TOOL_NAME) |
| if sys.platform.lower() == 'win32': |
| exit(subprocess.check_call([bin_path, *sys.argv[1:]])) |
| os.execv(bin_path, [bin_path] + sys.argv[1:]) |
| |
| #EOF |