diff options
Diffstat (limited to 'pym/repoman/utilities.py')
| -rw-r--r-- | pym/repoman/utilities.py | 122 |
1 files changed, 120 insertions, 2 deletions
diff --git a/pym/repoman/utilities.py b/pym/repoman/utilities.py index 79137036c..8f7d5d54c 100644 --- a/pym/repoman/utilities.py +++ b/pym/repoman/utilities.py @@ -5,6 +5,8 @@ """This module contains utility functions to help repoman find ebuilds to scan""" +from __future__ import print_function + __all__ = [ "detect_vcs_conflicts", "editor_is_executable", @@ -17,13 +19,22 @@ __all__ = [ "have_profile_dir", "parse_metadata_use", "UnknownHerdsError", - "check_metadata" + "check_metadata", + "UpdateChangeLog" ] import errno import io +from itertools import chain import logging +import pwd import sys +import time +import textwrap +import difflib +import shutil +from tempfile import mkstemp + from portage import os from portage import subprocess_getstatusoutput from portage import _encodings @@ -308,7 +319,6 @@ def get_commit_message_with_editor(editor, message=None): @rtype: string or None @returns: A string on success or None if an error occurs. """ - from tempfile import mkstemp fd, filename = mkstemp() try: os.write(fd, _unicode_encode(_( @@ -511,3 +521,111 @@ def FindVCS(): outvcs = seek() return outvcs + +def UpdateChangeLog(pkgdir, category, package, new, removed, changed, msg, pretend): + """ Write an entry to an existing ChangeLog, or create a new one. """ + + # figure out who to write as + if 'GENTOO_COMMITTER_NAME' in os.environ and \ + 'GENTOO_COMMITTER_EMAIL' in os.environ: + user = '%s <%s>' % (os.environ['GENTOO_COMMITTER_NAME'], \ + os.environ['GENTOO_COMMITTER_EMAIL']) + elif 'GENTOO_AUTHOR_NAME' in os.environ and \ + 'GENTOO_AUTHOR_EMAIL' in os.environ: + user = '%s <%s>' % (os.environ['GENTOO_AUTHOR_NAME'], \ + os.environ['GENTOO_AUTHOR_EMAIL']) + elif 'ECHANGELOG_USER' in os.environ: + user = os.environ['ECHANGELOG_USER'] + else: + (login, _, _, _, gecos, _, _) = pwd.getpwuid(os.getuid()) + gecos = gecos.split(',')[0] # bug #80011 + user = '%s <%s@gentoo.org>' % (gecos, login) + + if '<root@' in user: + err = 'Please set ECHANGELOG_USER or run as non-root' + logging.critical(err) + return None + + cl_path = os.path.join(pkgdir, 'ChangeLog') + f, clnew_path = mkstemp() + + # create an empty ChangeLog.new with correct header first + try: + f = os.fdopen(f, 'w+') + f.write('# ChangeLog for %s/%s\n' % (category, package)) + year = time.strftime('%Y') + f.write('# Copyright 1999-%s Gentoo Foundation; Distributed under the GPL v2\n' % year) + f.write('# $Header: $\n') + f.write('\n') + + # write new ChangeLog entry + date = time.strftime('%d %b %Y') + newebuild = False + for fn in new: + if not fn.endswith('.ebuild'): + continue + ebuild = fn.split(os.sep)[-1][0:-7] + f.write('*%s (%s)\n' % (ebuild, date)) + newebuild = True + if newebuild: + f.write('\n') + new = ['+' + elem for elem in new if elem not in ['ChangeLog', 'Manifest']] + removed = ['-' + elem for elem in removed] + changed = [elem for elem in changed if elem not in ['ChangeLog', 'Manifest']] + mesg = '%s; %s %s:' % (date, user, \ + ', '.join(chain(new,removed,changed))) + for line in textwrap.wrap(mesg, 80, \ + initial_indent=' ', subsequent_indent=' ', \ + break_on_hyphens=False): + f.write('%s\n' % line) + for line in textwrap.wrap(msg, 80, \ + initial_indent=' ', subsequent_indent=' '): + f.write('%s\n' % line) + + # append stuff from old ChangeLog + cl_lines = [] + if os.path.exists(cl_path): + c = open(cl_path, 'r') + cl_lines = c.readlines() + for index, line in enumerate(cl_lines): + # skip the headers + if line.startswith('#'): + # normalise to $Header: $ to avoid pointless diff line + if line.startswith('# $Header:'): + cl_lines[index] = '# $Header: $\n' + continue + f.write(line) + c.close() + + # show diff (do we want to keep on doing this, or only when + # pretend?) + f.seek(0) + clnew_lines = f.readlines() + for line in difflib.unified_diff(cl_lines, clnew_lines, \ + fromfile=cl_path, tofile=cl_path + '.new', n=0): + print(line.rstrip()) + print() + + f.close() + + if pretend: + # remove what we've done + os.remove(clnew_path) + else: + # rename ChangeLog.new to ChangeLog + shutil.move(clnew_path, cl_path) + + if cl_lines == []: + return True + else: + return False + except IOError as e: + err = 'Repoman is unable to create/write to Changelog.new file: %s' % (e,) + logging.critical(err) + # try to remove if possible + try: + os.remove(clnew_path) + except OSError: + pass + return None + |