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#!/usr/bin/env python
from __future__ import print_function
import os
import shutil
import subprocess
import sys
import tempfile
try:
from urllib.request import urlretrieve
except ImportError:
from urllib import urlretrieve
def find_repo_path():
return os.path.dirname(os.path.dirname(os.path.realpath(__file__)))
# We do not use filecmp.cmp to take advantage of universal newlines
# handling in open() for Python 3.x and be insensitive to CRLF/LF when run on Windows.
# As a consequence, this function will not work correctly if executed by Python 2.x on Windows.
# But it will work correctly on Linux for any version, because every file tested will be LF.
def compare_files(path_1, path_2):
l1 = l2 = True
with open(path_1, 'r') as f1, open(path_2, 'r') as f2:
line = 1
while l1 and l2:
line += 1
l1 = f1.readline()
l2 = f2.readline()
if l1 != l2:
print('---')
print((
'While comparing {0} (1) and {1} (2), a difference was found at line {2}:'
.format(os.path.basename(path_1), os.path.basename(path_2), line)))
print('(1): {0}'.format(repr(l1)))
print('(2): {0}'.format(repr(l2)))
print('---')
return False
return True
def validate_scripts_content(repo_path, temp_cwd):
errors = False
if not compare_files(
os.path.join(repo_path, 'certbot-auto'),
os.path.join(repo_path, 'letsencrypt-auto')):
print('Root certbot-auto and letsencrypt-auto differ.')
errors = True
else:
shutil.copyfile(
os.path.join(repo_path, 'certbot-auto'),
os.path.join(temp_cwd, 'local-auto'))
shutil.copy(os.path.normpath(os.path.join(
repo_path,
'letsencrypt-auto-source/pieces/fetch.py')), temp_cwd)
# Compare file against current version in the target branch
branch = os.environ.get('TRAVIS_BRANCH', 'master')
url = (
'https://raw.githubusercontent.com/certbot/certbot/{0}/certbot-auto'
.format(branch))
urlretrieve(url, os.path.join(temp_cwd, 'certbot-auto'))
if compare_files(
os.path.join(temp_cwd, 'certbot-auto'),
os.path.join(temp_cwd, 'local-auto')):
print('Root *-auto were unchanged')
else:
# Compare file against the latest released version
latest_version = subprocess.check_output(
[sys.executable, 'fetch.py', '--latest-version'], cwd=temp_cwd)
subprocess.check_call(
[sys.executable, 'fetch.py', '--le-auto-script',
'v{0}'.format(latest_version.decode().strip())], cwd=temp_cwd)
if compare_files(
os.path.join(temp_cwd, 'letsencrypt-auto'),
os.path.join(temp_cwd, 'local-auto')):
print('Root *-auto were updated to the latest version.')
else:
print('Root *-auto have unexpected changes.')
errors = True
return errors
def main():
repo_path = find_repo_path()
temp_cwd = tempfile.mkdtemp()
errors = False
try:
errors = validate_scripts_content(repo_path, temp_cwd)
shutil.copyfile(
os.path.normpath(os.path.join(repo_path, 'letsencrypt-auto-source/letsencrypt-auto')),
os.path.join(temp_cwd, 'original-lea')
)
subprocess.check_call([sys.executable, os.path.normpath(os.path.join(
repo_path, 'letsencrypt-auto-source/build.py'))])
shutil.copyfile(
os.path.normpath(os.path.join(repo_path, 'letsencrypt-auto-source/letsencrypt-auto')),
os.path.join(temp_cwd, 'build-lea')
)
shutil.copyfile(
os.path.join(temp_cwd, 'original-lea'),
os.path.normpath(os.path.join(repo_path, 'letsencrypt-auto-source/letsencrypt-auto'))
)
if not compare_files(
os.path.join(temp_cwd, 'original-lea'),
os.path.join(temp_cwd, 'build-lea')):
print('Script letsencrypt-auto-source/letsencrypt-auto '
'doesn\'t match output of build.py.')
errors = True
else:
print('Script letsencrypt-auto-source/letsencrypt-auto matches output of build.py.')
finally:
shutil.rmtree(temp_cwd)
return errors
if __name__ == '__main__':
if main():
sys.exit(1)
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