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import os
from Bcfg2.Server.Lint import ServerPlugin
class Cfg(ServerPlugin):
""" warn about Cfg issues """
def Run(self):
for basename, entry in list(self.core.plugins['Cfg'].entries.items()):
self.check_pubkey(basename, entry)
self.check_missing_files()
@classmethod
def Errors(cls):
return {"no-pubkey-xml": "warning",
"unknown-cfg-files": "error",
"extra-cfg-files": "error"}
def check_pubkey(self, basename, entry):
""" check that privkey.xml files have corresponding pubkey.xml
files """
if "privkey.xml" not in entry.entries:
return
privkey = entry.entries["privkey.xml"]
if not self.HandlesFile(privkey.name):
return
pubkey = basename + ".pub"
if pubkey not in self.core.plugins['Cfg'].entries:
self.LintError("no-pubkey-xml",
"%s has no corresponding pubkey.xml at %s" %
(basename, pubkey))
else:
pubset = self.core.plugins['Cfg'].entries[pubkey]
if "pubkey.xml" not in pubset.entries:
self.LintError("no-pubkey-xml",
"%s has no corresponding pubkey.xml at %s" %
(basename, pubkey))
def check_missing_files(self):
""" check that all files on the filesystem are known to Cfg """
cfg = self.core.plugins['Cfg']
# first, collect ignore patterns from handlers
ignore = []
for hdlr in cfg.handlers:
ignore.extend(hdlr.__ignore__)
# next, get a list of all non-ignored files on the filesystem
all_files = set()
for root, _, files in os.walk(cfg.data):
all_files.update(os.path.join(root, fname)
for fname in files
if not any(fname.endswith("." + i)
for i in ignore))
# next, get a list of all files known to Cfg
cfg_files = set()
for root, eset in cfg.entries.items():
cfg_files.update(os.path.join(cfg.data, root.lstrip("/"), fname)
for fname in eset.entries.keys())
# finally, compare the two
unknown_files = all_files - cfg_files
extra_files = cfg_files - all_files
if unknown_files:
self.LintError(
"unknown-cfg-files",
"Files on the filesystem could not be understood by Cfg: %s" %
"; ".join(unknown_files))
if extra_files:
self.LintError(
"extra-cfg-files",
"Cfg has entries for files that do not exist on the "
"filesystem: %s\nThis is probably a bug." %
"; ".join(extra_files))
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