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import sys
import Bcfg2.Server.Lint
from Bcfg2.Server.Plugins.GroupPatterns import PatternMap
class GroupPatterns(Bcfg2.Server.Lint.ServerPlugin):
""" Check Genshi templates for syntax errors """
def Run(self):
""" run plugin """
if 'GroupPatterns' in self.core.plugins:
cfg = self.core.plugins['GroupPatterns'].config
for entry in cfg.xdata.xpath('//GroupPattern'):
groups = [g.text for g in entry.findall('Group')]
self.check(entry, groups, ptype='NamePattern')
self.check(entry, groups, ptype='NameRange')
def check(self, entry, groups, ptype="NamePattern"):
if ptype == "NamePattern":
pmap = lambda p: PatternMap(p, None, groups)
else:
pmap = lambda p: PatternMap(None, p, groups)
for el in entry.findall(ptype):
pat = el.text
try:
pmap(pat)
except:
err = sys.exc_info()[1]
self.LintError("pattern-fails-to-initialize",
"Failed to initialize %s %s for %s: %s" %
(ptype, pat, entry.get('pattern'), err))
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