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# Copyright (C) 2012 Sebastian Pipping <sebastian@pipping.org>
# Licender under GPL v2 or later
from __future__ import print_function
VERSION_STR = '0.5.3'
import sys
import os
import portage
import re
try:
import argparse
except ImportError:
print("ERROR: You need Python 2.7+ unless you have module argparse "
"(package dev-python/argparse on Gentoo) installed independently.", file=sys.stderr)
sys.exit(1)
_revision_matcher = re.compile('-r([0-9]+)$')
_ignore_matcher = re.compile('(?:^# (?:\\$Header|Copyright)|KEYWORDS=)')
def get_portdir():
return portage.settings["PORTDIR"]
def find_atoms(repository_path, category_package):
versions = list()
category, package = category_package.split('/')
for root, dirs, files in os.walk(os.path.join(repository_path, category_package)):
for f in files:
if not f.endswith('.ebuild'):
continue
versions.append(f[len(package) + 1:-len('.ebuild')])
return versions
def highest_revision_only(versions):
def make_version(version, revison):
if revision == 0:
return version
return '%s-r%s' % (version, revison)
d = dict()
for v in versions:
match = _revision_matcher.search(v)
if match is None:
revision = 0
version = v
else:
revision = int(match.group(1))
version = v[:-len(match.group(0))]
d[version] = max(d.get(version, 0), revision)
return [make_version(version, revison) for version, revison in d.items()]
def find_missed_bumps(gentoo_versions, overlay_versions):
missed_version_bumps = list()
missed_revision_bumps = list()
gentoo_zero_revisions = set(_revision_matcher.sub('', gv) for gv in gentoo_versions)
for ov in overlay_versions:
if '999' in ov:
continue
newer_than_gentoo = True
for gv in gentoo_versions:
if '999' in gv:
continue
if portage.vercmp(ov, gv) <= 0:
newer_than_gentoo = False
break
if newer_than_gentoo:
ov_without_revision = _revision_matcher.sub('', ov)
if ov_without_revision in gentoo_zero_revisions:
missed_revision_bumps.append(ov)
else:
missed_version_bumps.append(ov)
return (missed_revision_bumps, missed_version_bumps)
def find_lagging_behind_gentoo(gentoo_versions, overlay_versions):
lagging_behind_gentoo = list()
for ov in overlay_versions:
if '999' in ov:
continue
for gv in gentoo_versions:
if '999' in gv:
continue
if ov == gv:
continue
if portage.vercmp(ov, gv) < 0 and ov not in gentoo_versions:
lagging_behind_gentoo.append(ov)
break
return lagging_behind_gentoo
def _iter_important_lines(ebuild_f):
return (line_br for line_br in ebuild_f if _ignore_matcher.search(line_br) is None)
def ebuilds_are_equivalent(filename_a, filename_b):
fa = open(filename_a, 'r')
fb = open(filename_b, 'r')
for (la, lb) in zip(_iter_important_lines(fa), _iter_important_lines(fb)):
if la != lb:
return False
return True
def find_ebuild_changes(category_package, overlay_path, gentoo_versions, overlay_versions):
ebuild_changes = list()
intersection = set(gentoo_versions) & set(overlay_versions)
if not intersection:
return list()
category, package = category_package.split('/')
for version in intersection:
ebuild_name = '%s-%s.ebuild' % (package, version)
filename_a = os.path.join(get_portdir(), category_package, ebuild_name)
filename_b = os.path.join(overlay_path, category_package, ebuild_name)
if ebuilds_are_equivalent(filename_a, filename_b):
continue
# print("meld '%s' '%s'" % (filename_a, filename_b))
ebuild_changes.append(version)
return ebuild_changes
def sorted_versions(versions):
return sorted(versions, key=portage.versions.cmp_sort_key(portage.vercmp))
def dump_tree(tree, title):
print('===============================================================')
print(title)
print('===============================================================')
for category, package_versions in sorted(tree.items()):
print('%s/' % category)
for package, versions in sorted(package_versions.items()):
print(' %s :: %s' % (package, ', '.join(sorted_versions(versions))))
print()
def parse_command_line(args):
parser = argparse.ArgumentParser(description='Simple tool for static analysis of Gentoo overlays')
parser.add_argument(
'--version',
action='version', version='%(prog)s ' + VERSION_STR)
parser.add_argument('overlay_path',
metavar='PATH', action='store',
help='Path to Gentoo overlay')
conf = parser.parse_args(args=args[1:])
return conf
def main(args):
conf = parse_command_line(args)
def sanitize_overlay_path(path):
path = path.rstrip('/')
if path == '':
return '/'
return path
conf.overlay_path = sanitize_overlay_path(conf.overlay_path)
if not os.path.isdir(conf.overlay_path):
print("ERROR: Path \"%s\" is not a diretory" % conf.overlay_path, file=sys.stderr)
return 1
missed_revision_bumps_tree = dict()
missed_version_bumps_tree = dict()
ebuild_changes_tree = dict()
lagging_behind_gentoo__tree = dict()
for root, dirs, files in os.walk(conf.overlay_path):
if '.svn' in dirs:
dirs[:] = [d for d in dirs if d != '.svn']
for d in dirs:
full_path_overlay = os.path.join(root, d)
category_package = full_path_overlay[len(conf.overlay_path + '/'):]
if len(category_package.split('/')) != 2:
continue
full_path_gentoo = os.path.join(get_portdir(), category_package)
found = os.path.exists(full_path_gentoo)
if not found:
continue
overlay_versions = find_atoms(conf.overlay_path, category_package)
gentoo_versions = find_atoms(get_portdir(), category_package)
(missed_revision_bumps, missed_version_bumps) = find_missed_bumps(gentoo_versions, overlay_versions)
lagging_behind_gentoo = find_lagging_behind_gentoo(gentoo_versions, overlay_versions)
ebuild_changes = find_ebuild_changes(category_package, conf.overlay_path, gentoo_versions, overlay_versions)
category, package = category_package.split('/')
if missed_revision_bumps:
missed_revision_bumps_tree.setdefault(category, dict())[package] = highest_revision_only(missed_revision_bumps)
if missed_version_bumps:
missed_version_bumps_tree.setdefault(category, dict())[package] = highest_revision_only(missed_version_bumps)
if ebuild_changes:
ebuild_changes_tree.setdefault(category, dict())[package] = ebuild_changes
if lagging_behind_gentoo:
lagging_behind_gentoo__tree.setdefault(category, dict())[package] = lagging_behind_gentoo
dump_tree(missed_version_bumps_tree, 'Version bumps missing from Gentoo main tree')
dump_tree(missed_revision_bumps_tree, 'Revision bumps missing from Gentoo main tree')
dump_tree(lagging_behind_gentoo__tree, 'Ebuilds lagging behind the Gentoo main tree')
dump_tree(ebuild_changes_tree, 'Ebuilds that differ at same revision')
return 0
def go():
ret = main(sys.argv)
sys.exit(ret)
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