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Bug 1395697 - Add scripts to handle MAR recompression in release auto…
…mation r=catlee MozReview-Commit-ID: 5WCy01RFQMX
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Rail Aliiev
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Sep 16, 2017
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| #!/bin/sh | ||
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| set -xe | ||
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| test $TASK_ID | ||
| test $SHA1_SIGNING_CERT | ||
| test $SHA384_SIGNING_CERT | ||
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| ARTIFACTS_DIR="/home/worker/artifacts" | ||
| mkdir -p "$ARTIFACTS_DIR" | ||
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| curl --location --retry 10 --retry-delay 10 -o /home/worker/task.json \ | ||
| "https://queue.taskcluster.net/v1/task/$TASK_ID" | ||
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| if [ ! -z $OUTPUT_FILENAME ]; then | ||
| EXTRA_PARAMS="--output-filename $OUTPUT_FILENAME $EXTRA_PARAMS" | ||
| fi | ||
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| /home/worker/bin/recompress.py \ | ||
| --artifacts-dir "$ARTIFACTS_DIR" \ | ||
| --task-definition /home/worker/task.json \ | ||
| --sha1-signing-cert "/home/worker/keys/${SHA1_SIGNING_CERT}.pubkey" \ | ||
| --sha384-signing-cert "/home/worker/keys/${SHA384_SIGNING_CERT}.pubkey" \ | ||
| $EXTRA_PARAMS |
208 changes: 208 additions & 0 deletions
208
taskcluster/docker/funsize-update-generator/scripts/recompress.py
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,208 @@ | ||
| #!/usr/bin/env python | ||
| from __future__ import absolute_import, print_function | ||
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| import argparse | ||
| import functools | ||
| import hashlib | ||
| import json | ||
| import logging | ||
| import os | ||
| import shutil | ||
| import tempfile | ||
| import requests | ||
| import sh | ||
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| import redo | ||
| from mardor.reader import MarReader | ||
| from mardor.signing import get_keysize | ||
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| log = logging.getLogger(__name__) | ||
| ALLOWED_URL_PREFIXES = [ | ||
| "http://download.cdn.mozilla.net/pub/mozilla.org/firefox/nightly/", | ||
| "http://download.cdn.mozilla.net/pub/firefox/nightly/", | ||
| "https://mozilla-nightly-updates.s3.amazonaws.com", | ||
| "https://queue.taskcluster.net/", | ||
| "http://ftp.mozilla.org/", | ||
| "http://download.mozilla.org/", | ||
| "https://archive.mozilla.org/", | ||
| ] | ||
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| def verify_signature(mar, certs): | ||
| log.info("Checking %s signature", mar) | ||
| with open(mar, 'rb') as mar_fh: | ||
| m = MarReader(mar_fh) | ||
| m.verify(verify_key=certs.get(m.signature_type)) | ||
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| def is_lzma_compressed_mar(mar): | ||
| log.info("Checking %s for lzma compression", mar) | ||
| result = MarReader(open(mar, 'rb')).compression_type == 'xz' | ||
| if result: | ||
| log.info("%s is lzma compressed", mar) | ||
| else: | ||
| log.info("%s is not lzma compressed", mar) | ||
| return result | ||
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| @redo.retriable() | ||
| def download(url, dest, mode=None): | ||
| log.debug("Downloading %s to %s", url, dest) | ||
| r = requests.get(url) | ||
| r.raise_for_status() | ||
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| bytes_downloaded = 0 | ||
| with open(dest, 'wb') as fd: | ||
| for chunk in r.iter_content(4096): | ||
| fd.write(chunk) | ||
| bytes_downloaded += len(chunk) | ||
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| log.debug('Downloaded %s bytes', bytes_downloaded) | ||
| if 'content-length' in r.headers: | ||
| log.debug('Content-Length: %s bytes', r.headers['content-length']) | ||
| if bytes_downloaded != int(r.headers['content-length']): | ||
| raise IOError('Unexpected number of bytes downloaded') | ||
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| if mode: | ||
| log.debug("chmod %o %s", mode, dest) | ||
| os.chmod(dest, mode) | ||
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| def change_mar_compression(work_env, file_path): | ||
| """Toggles MAR compression format between BZ2 and LZMA""" | ||
| cmd = sh.Command(os.path.join(work_env.workdir, | ||
| "change_mar_compression.pl")) | ||
| log.debug("Changing MAR compression of %s", file_path) | ||
| out = cmd("-r", file_path, _env=work_env.env, _timeout=240, | ||
| _err_to_out=True) | ||
| if out: | ||
| log.debug(out) | ||
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| def unpack(work_env, mar, dest_dir): | ||
| os.mkdir(dest_dir) | ||
| unwrap_cmd = sh.Command(os.path.join(work_env.workdir, | ||
| "unwrap_full_update.pl")) | ||
| log.debug("Unwrapping %s", mar) | ||
| env = work_env.env | ||
| if not is_lzma_compressed_mar(mar): | ||
| env['MAR_OLD_FORMAT'] = '1' | ||
| elif 'MAR_OLD_FORMAT' in env: | ||
| del env['MAR_OLD_FORMAT'] | ||
| out = unwrap_cmd(mar, _cwd=dest_dir, _env=env, _timeout=240, | ||
| _err_to_out=True) | ||
| if out: | ||
| log.debug(out) | ||
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| def get_hash(path, hash_type="sha512"): | ||
| h = hashlib.new(hash_type) | ||
| with open(path, "rb") as f: | ||
| for chunk in iter(functools.partial(f.read, 4096), ''): | ||
| h.update(chunk) | ||
| return h.hexdigest() | ||
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| class WorkEnv(object): | ||
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| def __init__(self): | ||
| self.workdir = tempfile.mkdtemp() | ||
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| def setup(self): | ||
| self.download_scripts() | ||
| self.download_martools() | ||
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| def download_scripts(self): | ||
| # unwrap_full_update.pl is not too sensitive to the revision | ||
| prefix = "https://hg.mozilla.org/mozilla-central/raw-file/default/" \ | ||
| "tools/update-packaging" | ||
| for f in ("unwrap_full_update.pl", "change_mar_compression.pl"): | ||
| url = "{prefix}/{f}".format(prefix=prefix, f=f) | ||
| download(url, dest=os.path.join(self.workdir, f), mode=0o755) | ||
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| def download_martools(self): | ||
| url = "https://ftp.mozilla.org/pub/mozilla.org/firefox/nightly/" \ | ||
| "latest-mozilla-central/mar-tools/linux64/mar" | ||
| download(url, dest=os.path.join(self.workdir, "mar"), mode=0o755) | ||
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| def cleanup(self): | ||
| shutil.rmtree(self.workdir) | ||
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| @property | ||
| def env(self): | ||
| my_env = os.environ.copy() | ||
| my_env['LC_ALL'] = 'C' | ||
| my_env['MAR'] = os.path.join(self.workdir, "mar") | ||
| return my_env | ||
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| def verify_allowed_url(mar): | ||
| if not any(mar.startswith(prefix) for prefix in ALLOWED_URL_PREFIXES): | ||
| raise ValueError("{mar} is not in allowed URL prefixes: {p}".format( | ||
| mar=mar, p=ALLOWED_URL_PREFIXES | ||
| )) | ||
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| def main(): | ||
| parser = argparse.ArgumentParser() | ||
| parser.add_argument("--artifacts-dir", required=True) | ||
| parser.add_argument("--sha1-signing-cert", required=True) | ||
| parser.add_argument("--sha384-signing-cert", required=True) | ||
| parser.add_argument("--task-definition", required=True, | ||
| type=argparse.FileType('r')) | ||
| parser.add_argument("--output-filename", required=True) | ||
| parser.add_argument("-q", "--quiet", dest="log_level", | ||
| action="store_const", const=logging.WARNING, | ||
| default=logging.DEBUG) | ||
| args = parser.parse_args() | ||
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| logging.basicConfig(format="%(asctime)s - %(levelname)s - %(message)s", | ||
| level=args.log_level) | ||
| task = json.load(args.task_definition) | ||
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| signing_certs = { | ||
| 'sha1': open(args.sha1_signing_cert, 'rb').read(), | ||
| 'sha384': open(args.sha384_signing_cert, 'rb').read(), | ||
| } | ||
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| assert(get_keysize(signing_certs['sha1']) == 2048) | ||
| assert(get_keysize(signing_certs['sha384']) == 4096) | ||
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| manifest = [] | ||
| for e in task["extra"]["funsize"]["completes"]: | ||
| to_mar = e["to_mar"] | ||
| locale = e["locale"] | ||
| output_filename = args.output_filename.format(locale=locale) | ||
| verify_allowed_url(to_mar) | ||
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| work_env = WorkEnv() | ||
| work_env.setup() | ||
| complete_mars = {} | ||
| dest = os.path.join(work_env.workdir, "to.mar") | ||
| unpack_dir = os.path.join(work_env.workdir, "to") | ||
| download(to_mar, dest) | ||
| if not os.getenv("MOZ_DISABLE_MAR_CERT_VERIFICATION"): | ||
| verify_signature(dest, signing_certs) | ||
| # Changing the compression strips the signature | ||
| change_mar_compression(work_env, dest) | ||
| complete_mars["hash"] = get_hash(dest) | ||
| unpack(work_env, dest, unpack_dir) | ||
| log.info("AV-scanning %s ...", unpack_dir) | ||
| sh.clamscan("-r", unpack_dir, _timeout=600, _err_to_out=True) | ||
| log.info("Done.") | ||
|
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| mar_data = { | ||
| "file_to_sign": output_filename, | ||
| "hash": get_hash(dest), | ||
| } | ||
| shutil.copy(dest, os.path.join(args.artifacts_dir, output_filename)) | ||
| work_env.cleanup() | ||
| manifest.append(mar_data) | ||
| manifest_file = os.path.join(args.artifacts_dir, "manifest.json") | ||
| with open(manifest_file, "w") as fp: | ||
| json.dump(manifest, fp, indent=2, sort_keys=True) | ||
|
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| if __name__ == '__main__': | ||
| main() |
16 changes: 16 additions & 0 deletions
16
testing/mozharness/configs/beetmover/recompressed_completes.yml.tmpl
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,16 @@ | ||
| --- | ||
| metadata: | ||
| name: "Beet Mover Manifest" | ||
| description: "Maps artifact locations to s3 key names for recompressed completes" | ||
| owner: "[email protected]" | ||
|
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| mapping: | ||
| {% for locale in locales %} | ||
| {{ locale }}: | ||
| complete_mar: | ||
| artifact: {{ artifact_base_url }}/firefox-{{ version }}.{{ locale }}.{{ platform }}.bz2.complete.mar | ||
| s3_key: {{ s3_prefix }}update/{{ platform }}/{{ locale }}/firefox-{{ version }}.bz2.complete.mar | ||
| complete_mar_sig: | ||
| artifact: {{ artifact_base_url }}/firefox-{{ version }}.{{ locale }}.{{ platform }}.bz2.complete.mar.asc | ||
| s3_key: {{ s3_prefix }}update/{{ platform }}/{{ locale }}/firefox-{{ version }}.bz2.complete.mar.asc | ||
| {% endfor %} |
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