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#!/usr/bin/python
# vi: ts=4 expandtab
import os
import sys
import re
from distutils import version as ver
possible_topdir = os.path.normpath(os.path.join(os.path.abspath(
sys.argv[0]), os.pardir, os.pardir))
if os.path.exists(os.path.join(possible_topdir, "cloudinit", "__init__.py")):
sys.path.insert(0, possible_topdir)
from cloudinit import version as cver
def parse_versions(fn):
with open(fn, 'r') as fh:
lines = fh.read().splitlines()
versions = []
for line in lines:
line = line.strip()
if line.startswith("-") or not line:
continue
if not re.match(r"[\d]", line):
continue
line = line.strip(":")
if (re.match(r"^[\d+]\.[\d+]\.[\d+]$", line) or
re.match(r"^[\d+]\.[\d+]$", line)):
versions.append(line)
return versions
def find_changelog(args):
p_files = []
if args:
p_files.append(args[0])
p_files.append(os.path.join(os.pardir, "ChangeLog"))
p_files.append(os.path.join(os.getcwd(), 'ChangeLog'))
found = None
for fn in p_files:
if os.path.isfile(fn):
found = fn
break
return found
if __name__ == '__main__':
run_args = sys.argv[1:]
fn = find_changelog(run_args)
if not fn:
sys.stderr.write("'ChangeLog' file not found!\n")
sys.exit(1)
else:
versions = parse_versions(fn)
if not versions:
sys.stderr.write("No versions found in %s!\n" % (fn))
sys.exit(1)
else:
# Check that the code version is the same
# as the version we found!
ch_ver = versions[0].strip()
code_ver = cver.version()
ch_ver_obj = ver.StrictVersion(ch_ver)
if ch_ver_obj != code_ver:
sys.stderr.write(("Code version %s does not match"
" changelog version %s\n") %
(code_ver, ch_ver_obj))
sys.exit(1)
sys.stdout.write(ch_ver)
sys.exit(0)
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