blob: 7f0396880745e2b3ffb1f6a5be02b9753025f029 [file] [log] [blame]
#!/usr/bin/python
"""Parse and check syntax errors of a given OWNERS file."""
import argparse
import re
import sys
import urllib
import urllib2
parser = argparse.ArgumentParser(description='Check OWNERS file syntax')
parser.add_argument('-v', '--verbose', dest='verbose',
action='store_true', default=False,
help='Verbose output to debug')
parser.add_argument('-c', '--check_address', dest='check_address',
action='store_true', default=False,
help='Check email addresses')
parser.add_argument(dest='owners', metavar='OWNERS', nargs='+',
help='Path to OWNERS file')
args = parser.parse_args()
gerrit_server = 'https://android-review.googlesource.com'
checked_addresses = {}
def echo(msg):
if args.verbose:
print msg
def find_address(address):
if address not in checked_addresses:
request = (gerrit_server + '/accounts/?n=1&q=email:'
+ urllib.quote(address))
echo('Checking email address: ' + address)
result = urllib2.urlopen(request).read()
checked_addresses[address] = result.find('"_account_id":') >= 0
if checked_addresses[address]:
echo('Found email address: ' + address)
return checked_addresses[address]
def check_address(fname, num, address):
if find_address(address):
return 0
print '%s:%d: ERROR: unknown email address: %s' % (fname, num, address)
return 1
def main():
# One regular expression to check all valid lines.
noparent = 'set +noparent'
email = '([^@ ]+@[^ @]+|\\*)'
emails = '(%s( *, *%s)*)' % (email, email)
directive = '(%s|%s)' % (emails, noparent)
glob = '[a-zA-Z0-9_\\.\\-\\*\\?]+'
globs = '(%s( *, *%s)*)' % (glob, glob)
perfile = 'per-file +' + globs + ' *= *' + directive
include = 'include +([^ :]+ *: *)?[^ ]+'
pats = '(|%s|%s|%s|%s)$' % (noparent, email, perfile, include)
patterns = re.compile(pats)
address_pattern = re.compile('([^@ ]+@[^ @]+)')
perfile_pattern = re.compile('per-file +.*=(.*)')
error = 0
for fname in args.owners:
echo('Checking file: ' + fname)
num = 0
for line in open(fname, 'r'):
num += 1
stripped_line = re.sub('#.*$', '', line).strip()
if not patterns.match(stripped_line):
error += 1
print '%s:%d: ERROR: unknown line [%s]' % (fname, num, line.strip())
elif args.check_address:
if perfile_pattern.match(stripped_line):
for addr in perfile_pattern.match(stripped_line).group(1).split(','):
a = addr.strip()
if a and a != '*':
error += check_address(fname, num, addr.strip())
elif address_pattern.match(stripped_line):
error += check_address(fname, num, stripped_line)
sys.exit(error)
if __name__ == '__main__':
main()