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""" Find duplicate clients, groups, etc. """
import Bcfg2.Server.Lint
class Duplicates(Bcfg2.Server.Lint.ServerPlugin):
""" Find duplicate clients, groups, etc. """
def __init__(self, *args, **kwargs):
Bcfg2.Server.Lint.ServerPlugin.__init__(self, *args, **kwargs)
self.groups_xdata = None
self.clients_xdata = None
self.load_xdata()
def Run(self):
""" run plugin """
# only run this plugin if we were not given a list of files.
# not only is it marginally silly to run this plugin with a
# partial list of files, it turns out to be really freaking
# hard to get only a fragment of group or client metadata
if self.groups_xdata is not None:
self.duplicate_groups()
self.duplicate_defaults()
if self.clients_xdata is not None:
self.duplicate_clients()
@classmethod
def Errors(cls):
return {"duplicate-client": "error",
"duplicate-group": "error",
"duplicate-package": "error",
"multiple-default-groups": "error"}
def load_xdata(self):
""" attempt to load XML data for groups and clients. only
actually load data if all documents reference in XIncludes can
be found in self.files"""
if self.has_all_xincludes("groups.xml"):
self.groups_xdata = self.metadata.clients_xml.xdata
if self.has_all_xincludes("clients.xml"):
self.clients_xdata = self.metadata.clients_xml.xdata
def duplicate_groups(self):
""" find duplicate groups """
self.duplicate_entries(self.clients_xdata.xpath('//Groups/Group'),
'group')
def duplicate_clients(self):
""" find duplicate clients """
self.duplicate_entries(self.clients_xdata.xpath('//Clients/Client'),
'client')
def duplicate_entries(self, data, etype):
""" generic duplicate entry finder """
seen = {}
for el in data:
if el.get('name') not in seen:
seen[el.get('name')] = el
else:
self.LintError("duplicate-%s" % etype,
"Duplicate %s '%s':\n%s\n%s" %
(etype, el.get('name'),
self.RenderXML(seen[el.get('name')]),
self.RenderXML(el)))
def duplicate_defaults(self):
""" check for multiple default group definitions """
default_groups = [g for g in self.groups_xdata.findall('.//Group')
if g.get('default') == 'true']
if len(default_groups) > 1:
self.LintError("multiple-default-groups",
"Multiple default groups defined: %s" %
",".join(default_groups))
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