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#!/usr/bin/env python
import os
import re
import sys
import glob
import lxml.etree
import Bcfg2.Options
SPECIFIC = re.compile(r'.*\/(white|black)list'
r'(\.(H_(?P<host>.*)|G\d+_(?P<group>.*)))?$')
def convert(files, xdata):
hosts = []
groups = []
for oldfile in files:
spec = SPECIFIC.match(oldfile)
if spec and spec.group('host'):
hosts.append(spec.group('host'))
elif spec and spec.group('group'):
groups.append(spec.group('group'))
for oldfile in files:
print("Converting %s" % oldfile)
spec = SPECIFIC.match(oldfile)
if not spec:
print("Skipping unknown file %s" % oldfile)
continue
parent = xdata
if spec.group('host'):
for host in hosts:
if host != spec.group('host'):
parent = lxml.etree.SubElement(parent, "Client",
name=host, negate="true")
parent = lxml.etree.SubElement(parent, "Client",
name=spec.group('host'))
elif spec.group('group'):
for host in hosts:
parent = lxml.etree.SubElement(parent, "Client",
name=host, negate="true")
for group in groups:
if group != spec.group('group'):
parent = lxml.etree.SubElement(parent, "Group",
name=group, negate="true")
parent = lxml.etree.SubElement(parent, "Group",
name=spec.group('group'))
parent.append(lxml.etree.Comment("Converted from %s" % oldfile))
olddata = lxml.etree.parse(oldfile, parser=Bcfg2.Server.XMLParser)
for decision in olddata.xpath('//Decision'):
parent.append(decision)
return xdata
def main():
parser = Bcfg2.Options.get_parser(
description="Migrate from Bcfg2 1.3 Decisions list format to 1.4 "
"format")
parser.add_options([Bcfg2.Options.Common.repository])
parser.parse()
datadir = os.path.join(Bcfg2.Options.setup.repository, 'Decisions')
whitelist = lxml.etree.Element("Decisions")
blacklist = lxml.etree.Element("Decisions")
if os.path.exists(datadir):
convert(glob.glob(os.path.join(datadir, 'whitelist*')),
whitelist)
convert(glob.glob(os.path.join(datadir, 'blacklist*')),
blacklist)
print("Writing %s" % os.path.join(datadir, "whitelist.xml"))
open(os.path.join(datadir, "whitelist.xml"),
'w').write(lxml.etree.tostring(whitelist, pretty_print=True))
print("Writing %s" % os.path.join(datadir, "blacklist.xml"))
open(os.path.join(datadir, "blacklist.xml"),
'w').write(lxml.etree.tostring(blacklist, pretty_print=True))
if __name__ == '__main__':
sys.exit(main())
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