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import os
import re
import sys
import copy
import logging
import lxml.etree
import Bcfg2.Server.Plugin
logger = logging.getLogger('Bcfg2.Plugins.PkgVars')
vars = ['pin', 'use', 'keywords']
class PkgVarsFile(Bcfg2.Server.Plugin.StructFile):
def get_additional_data(self, meta):
data = self.Match(meta)
results = {}
for d in data:
name = d.get('name', '')
for v in vars:
value = d.get(v, None)
if value:
results[v][name] = value
return results
class PkgVarsDirectoryBacked(Bcfg2.Server.Plugin.DirectoryBacked):
__child__ = PkgVarsFile
patterns = re.compile(r'.*\.xml$')
def get_additional_data(self, meta):
results = {}
for v in vars:
results[v] = {}
for files in self.entries:
new = self.entries[files].get_additional_data(meta)
for x in vars:
results[x].update(new[x])
return results
class PkgVars(Bcfg2.Server.Plugin.Plugin,
Bcfg2.Server.Plugin.Connector):
name = 'PkgVars'
version = '$Revision$'
def __init__(self, core):
Bcfg2.Server.Plugin.Plugin.__init__(self, core)
Bcfg2.Server.Plugin.Connector.__init__(self)
try:
self.store = PkgVarsDirectoryBacked(self.data)
except OSError:
e = sys.exc_info()[1]
self.logger.error("Error while creating PkgVars store: %s %s" %
(e.strerror, e.filename))
raise Bcfg2.Server.Plugin.PluginInitError
def get_additional_data(self, meta):
return self.store.get_additional_data(meta)
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