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#!/usr/bin/env python3
#
# Copyright (c) 2018-2020 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
#
# Download or build previous releases.
# Needs curl and tar to download a release, or the build dependencies when
# building a release.
import argparse
import contextlib
from fnmatch import fnmatch
import os
from pathlib import Path
import re
import shutil
import subprocess
import sys
import hashlib
@contextlib.contextmanager
def pushd(new_dir) -> None:
previous_dir = os.getcwd()
os.chdir(new_dir)
try:
yield
finally:
os.chdir(previous_dir)
def download_binary(tag, args) -> int:
if Path(tag).is_dir():
if not args.remove_dir:
print('Using cached {}'.format(tag))
return 0
shutil.rmtree(tag)
Path(tag).mkdir()
bin_path = 'bin/bitcoin-core-{}'.format(tag[1:])
match = re.compile('v(.*)(rc[0-9]+)$').search(tag)
if match:
bin_path = 'bin/bitcoin-core-{}/test.{}'.format(
match.group(1), match.group(2))
tarball = 'bitcoin-{tag}-{platform}.tar.gz'.format(
tag=tag[1:], platform=args.platform)
sha256Sums = "SHA256SUMS-{tag}.asc".format(tag=tag[1:])
tarballUrl = 'https://bitcoincore.org/{bin_path}/{tarball}'.format(
bin_path=bin_path, tarball=tarball)
sha256SumsUrl = 'https://bitcoincore.org/{bin_path}/SHA256SUMS.asc'.format(
bin_path=bin_path)
print('Fetching: {tarballUrl}'.format(tarballUrl=tarballUrl))
print('Fetching: {sha256SumsUrl}'.format(sha256SumsUrl=sha256SumsUrl))
header, status = subprocess.Popen(
['curl', '--head', tarballUrl], stdout=subprocess.PIPE).communicate()
if re.search("404 Not Found", header.decode("utf-8")):
print("Binary tag was not found")
return 1
curlCmds = [
['curl', '--remote-name', tarballUrl],
['curl', '--output', sha256Sums, sha256SumsUrl],
]
for cmd in curlCmds:
ret = subprocess.run(cmd).returncode
if ret:
return ret
hasher = hashlib.sha256()
with open(tarball, "rb") as afile:
hasher.update(afile.read())
tarballHash = hasher.hexdigest()
tarballHash = '{} {}\n'.format(tarballHash, tarball)
with open(sha256Sums, 'r', encoding="utf-8") as afile:
shasums = afile.readlines()
if tarballHash not in shasums:
print("Checksum did not match")
Path(tarball).unlink()
return 1
print("Checksum matched")
# Bitcoin Core Release Signing Keys v0.11.0+
signingKey = "01EA5486DE18A882D4C2684590C8019E36C2E964"
isKeyPresent = subprocess.run(
["gpg", "--list-keys", signingKey]).returncode
if isKeyPresent:
return isKeyPresent
isVerified = subprocess.run(
["gpg", "--verify", sha256Sums]).returncode
if isVerified:
return isVerified
# Extract tarball
ret = subprocess.run(['tar', '-zxf', tarball, '-C', tag,
'--strip-components=1',
'bitcoin-{tag}'.format(tag=tag[1:])]).returncode
if ret:
return ret
Path(tarball).unlink()
Path(sha256Sums).unlink()
return 0
def build_release(tag, args) -> int:
githubUrl = "https://github.com/bitcoin/bitcoin"
if args.remove_dir:
if Path(tag).is_dir():
shutil.rmtree(tag)
if not Path(tag).is_dir():
# fetch new tags
subprocess.run(
["git", "fetch", githubUrl, "--tags"])
output = subprocess.check_output(['git', 'tag', '-l', tag])
if not output:
print('Tag {} not found'.format(tag))
return 1
ret = subprocess.run([
'git', 'clone', githubUrl, tag
]).returncode
if ret:
return ret
with pushd(tag):
ret = subprocess.run(['git', 'checkout', tag]).returncode
if ret:
return ret
host = args.host
if args.depends:
with pushd('depends'):
ret = subprocess.run(['make', 'NO_QT=1']).returncode
if ret:
return ret
host = os.environ.get(
'HOST', subprocess.check_output(['./config.guess']))
config_flags = '--prefix={pwd}/depends/{host} '.format(
pwd=os.getcwd(),
host=host) + args.config_flags
cmds = [
'./autogen.sh',
'./configure {}'.format(config_flags),
'make',
]
for cmd in cmds:
ret = subprocess.run(cmd.split()).returncode
if ret:
return ret
# Move binaries, so they're in the same place as in the
# release download
Path('bin').mkdir(exist_ok=True)
files = ['bitcoind', 'bitcoin-cli', 'bitcoin-tx']
for f in files:
Path('src/'+f).rename('bin/'+f)
return 0
def check_host(args) -> int:
args.host = os.environ.get('HOST', subprocess.check_output(
'./depends/config.guess').decode())
if args.download_binary:
platforms = {
'x86_64-*-linux*': 'x86_64-linux-gnu',
'x86_64-apple-darwin*': 'osx64',
}
args.platform = ''
for pattern, target in platforms.items():
if fnmatch(args.host, pattern):
args.platform = target
if not args.platform:
print('Not sure which binary to download for {}'.format(args.host))
return 1
return 0
def main(args) -> int:
Path(args.target_dir).mkdir(exist_ok=True, parents=True)
print("Releases directory: {}".format(args.target_dir))
ret = check_host(args)
if ret:
return ret
if args.download_binary:
with pushd(args.target_dir):
for tag in args.tags:
ret = download_binary(tag, args)
if ret:
return ret
return 0
args.config_flags = os.environ.get('CONFIG_FLAGS', '')
args.config_flags += ' --without-gui --disable-tests --disable-bench'
with pushd(args.target_dir):
for tag in args.tags:
ret = build_release(tag, args)
if ret:
return ret
return 0
if __name__ == '__main__':
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('-r', '--remove-dir', action='store_true',
help='remove existing directory.')
parser.add_argument('-d', '--depends', action='store_true',
help='use depends.')
parser.add_argument('-b', '--download-binary', action='store_true',
help='download release binary.')
parser.add_argument('-t', '--target-dir', action='store',
help='target directory.', default='releases')
parser.add_argument('tags', nargs='+',
help="release tags. e.g.: v0.18.1 v0.20.0rc2")
args = parser.parse_args()
sys.exit(main(args))
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