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#!/usr/bin/env python
# Copyright 1999-2020 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
#
# archive-conf -- save off a config file in the dispatch-conf archive dir
#
# Written by Wayne Davison <gentoo@blorf.net> with code snagged from
# Jeremy Wohl's dispatch-conf script and the portage chkcontents script.
#
import sys
from os import path as osp
if osp.isfile(
osp.join(osp.dirname(osp.dirname(osp.realpath(__file__))), ".portage_not_installed")
):
sys.path.insert(
0, osp.join(osp.dirname(osp.dirname(osp.realpath(__file__))), "lib")
)
import portage
portage._internal_caller = True
import portage.dispatch_conf
from portage import os
from portage.checksum import perform_md5
FIND_EXTANT_CONTENTS = "find %s -name CONTENTS"
MANDATORY_OPTS = ["archive-dir"]
def archive_conf():
args = []
content_files = []
md5_match_hash = {}
options = portage.dispatch_conf.read_config(MANDATORY_OPTS)
for conf in sys.argv[1:]:
if not os.path.isabs(conf):
conf = os.path.abspath(conf)
args += [conf]
md5_match_hash[conf] = ""
# Find all the CONTENT files in VDB_PATH.
with os.popen(
FIND_EXTANT_CONTENTS
% (os.path.join(portage.settings["EROOT"], portage.VDB_PATH))
) as f:
content_files += f.readlines()
# Search for the saved md5 checksum of all the specified config files
# and see if the current file is unmodified or not.
try:
todo_cnt = len(args)
for filename in content_files:
filename = filename.rstrip()
try:
contents = open(filename)
except OSError as e:
print(
"archive-conf: Unable to open {}: {}".format(filename, e),
file=sys.stderr,
)
sys.exit(1)
lines = contents.readlines()
for line in lines:
items = line.split()
if items[0] == "obj":
for conf in args:
if items[1] == conf:
stored = items[2].lower()
real = perform_md5(conf).lower()
if stored == real:
md5_match_hash[conf] = conf
todo_cnt -= 1
if todo_cnt == 0:
raise StopIteration()
except StopIteration:
pass
for conf in args:
archive = os.path.join(options["archive-dir"], conf.lstrip("/"))
if options["use-rcs"] == "yes":
portage.dispatch_conf.rcs_archive(archive, conf, md5_match_hash[conf], "")
if md5_match_hash[conf]:
portage.dispatch_conf.rcs_archive_post_process(archive)
else:
portage.dispatch_conf.file_archive(archive, conf, md5_match_hash[conf], "")
if md5_match_hash[conf]:
portage.dispatch_conf.file_archive_post_process(archive)
# run
if len(sys.argv) > 1:
archive_conf()
else:
print("Usage: archive-conf /CONFIG/FILE [/CONFIG/FILE...]", file=sys.stderr)
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