def _get_diffs(self, entry, interactive=False, sensitive=False,
is_binary=False, content=None):
if not interactive and sensitive:
return
prompt = [entry.get('qtext', '')]
attrs = dict()
if content is None:
# it's possible that we figured out the files are
# different without reading in the local file. if the
# supplied version of the file is not binary, we now have
# to read in the local file to figure out if _it_ is
# binary, and either include that fact or the diff in our
# prompts for -I and the reports
try:
content = open(entry.get('name')).read()
except IOError:
self.logger.error("POSIX: Failed to read %s: %s" %
(entry.get("name"), sys.exc_info()[1]))
return False
if not is_binary:
is_binary |= not self._is_string(content, self.setup['encoding'])
if is_binary:
# don't compute diffs if the file is binary
prompt.append('Binary file, no printable diff')
attrs['current_bfile'] = b64encode(content)
else:
if interactive:
diff = self._diff(content, self._get_data(entry)[0],
difflib.unified_diff,
filename=entry.get("name"))
if diff:
udiff = ''.join(diff)
if hasattr(udiff, "decode"):
udiff = udiff.decode(self.setup['encoding'])
try:
prompt.append(udiff)
except UnicodeEncodeError:
prompt.append("Could not encode diff")
else:
prompt.append("Diff took too long to compute, no "
"printable diff")
if not sensitive:
diff = self._diff(content, self._get_data(entry)[0],
difflib.ndiff, filename=entry.get("name"))
if diff:
attrs["current_bdiff"] = b64encode("\n".join(diff))
else:
attrs['current_bfile'] = b64encode(content)
if interactive:
entry.set("qtext", "\n".join(prompt))
if not sensitive:
for attr, val in attrs.items():
entry.set(attr, val)
def bind_entry(self, entry, metadata):
"""Build literal file information."""
self.template.metadata = metadata
self.searchlist['metadata'] = metadata
self.template.path = entry.get('realname', entry.get('name'))
self.searchlist['path'] = entry.get('realname', entry.get('name'))
self.template.source_path = self.name
self.searchlist['source_path'] = self.name
if entry.tag == 'Path':
entry.set('type', 'file')
try:
if type(self.template) == unicode:
entry.text = self.template
else:
if entry.get('encoding') == 'base64':
# take care of case where file needs base64 encoding
entry.text = b64encode(self.template)
else:
entry.text = unicode(str(self.template), self.encoding)
except:
(a, b, c) = sys.exc_info()
msg = traceback.format_exception(a, b, c, limit=2)[-1][:-1]
logger.error(msg)
logger.error("TCheetah template error for %s" % self.searchlist['path'])
del a, b, c
raise Bcfg2.Server.Plugin.PluginExecutionError
def test_get_data(self):
orig_entry = lxml.etree.Element("Path", name="/test", type="file")
setup = dict(encoding="ascii", ppath='/', max_copies=5)
ptool = self.get_obj(posix=get_posix_object(setup=setup))
entry = copy.deepcopy(orig_entry)
entry.text = b64encode("test")
entry.set("encoding", "base64")
self.assertEqual(ptool._get_data(entry), ("test", True))
entry = copy.deepcopy(orig_entry)
entry.set("empty", "true")
self.assertEqual(ptool._get_data(entry), ("", False))
entry = copy.deepcopy(orig_entry)
entry.text = "test"
self.assertEqual(ptool._get_data(entry), ("test", False))
if inPy3k:
ustr = 'é'
else:
ustr = u_str('é', 'UTF-8')
entry = copy.deepcopy(orig_entry)
entry.text = ustr
self.assertEqual(ptool._get_data(entry), (ustr, False))
def bind_entry(self, entry, metadata):
"""Build literal file information."""
fname = entry.get('realname', entry.get('name'))
if entry.tag == 'Path':
entry.set('type', 'file')
try:
stream = self.template.generate( \
name=fname, metadata=metadata,
path=self.name).filter(removecomment)
if have_ntt:
ttypes = [TextTemplate, NewTextTemplate]
else:
ttypes = [TextTemplate]
if True in [isinstance(self.template, t) for t in ttypes]:
try:
textdata = stream.render('text', strip_whitespace=False)
except TypeError:
textdata = stream.render('text')
if type(textdata) == unicode:
entry.text = textdata
else:
if entry.get('encoding') == 'base64':
# take care of case where file needs base64 encoding
entry.text = b64encode(textdata)
else:
entry.text = unicode(textdata, self.encoding)
else:
try:
xmldata = stream.render('xml', strip_whitespace=False)
except TypeError:
xmldata = stream.render('xml')
if type(xmldata) == unicode:
entry.text = xmldata
else:
entry.text = unicode(xmldata, self.encoding)
if entry.text == '':
entry.set('empty', 'true')
except TemplateError:
err = sys.exc_info()[1]
logger.exception('Genshi template error')
raise Bcfg2.Server.Plugin.PluginExecutionError('Genshi template error: %s' % err)
except AttributeError:
err = sys.exc_info()[1]
logger.exception('Genshi template loading error')
raise Bcfg2.Server.Plugin.PluginExecutionError('Genshi template loading error: %s' % err)
def bind_entry(self, entry, metadata):
entry.set('type', 'file')
if entry.get('encoding') == 'base64':
entry.text = b64encode(self.data)
else:
try:
entry.text = u_str(self.data, self.encoding)
except UnicodeDecodeError:
e = sys.exc_info()[1]
logger.error("Failed to decode %s: %s" % (entry.get('name'), e))
logger.error("Please verify you are using the proper encoding.")
raise Bcfg2.Server.Plugin.PluginExecutionError
except ValueError:
e = sys.exc_info()[1]
logger.error("Error in specification for %s" %
entry.get('name'))
logger.error(str(e))
logger.error("You need to specify base64 encoding for %s." %
entry.get('name'))
raise Bcfg2.Server.Plugin.PluginExecutionError
if entry.text in ['', None]:
entry.set('empty', 'true')
def test__get_diffs(self, mock_is_string, mock_get_data, mock_diff,
mock_open):
orig_entry = lxml.etree.Element("Path", name="/test", type="file",
perms='0644', owner='root',
group='root')
orig_entry.text = "test"
ondisk = "test2"
setup = dict(encoding="utf-8", ppath='/', max_copies=5)
ptool = self.get_obj(posix=get_posix_object(setup=setup))
def reset():
mock_is_string.reset_mock()
mock_get_data.reset_mock()
mock_diff.reset_mock()
mock_open.reset_mock()
return copy.deepcopy(orig_entry)
mock_is_string.return_value = True
mock_get_data.return_value = (orig_entry.text, False)
mock_open.return_value.read.return_value = ondisk
mock_diff.return_value = ["-test2", "+test"]
# binary data in the entry
entry = reset()
ptool._get_diffs(entry, is_binary=True)
mock_open.assert_called_with(entry.get("name"))
mock_open.return_value.read.assert_any_call()
self.assertFalse(mock_diff.called)
self.assertEqual(entry.get("current_bfile"), b64encode(ondisk))
# binary data on disk
entry = reset()
mock_is_string.return_value = False
ptool._get_diffs(entry, content=ondisk)
self.assertFalse(mock_open.called)
self.assertFalse(mock_diff.called)
self.assertEqual(entry.get("current_bfile"), b64encode(ondisk))
# sensitive, non-interactive -- do nothing
entry = reset()
mock_is_string.return_value = True
ptool._get_diffs(entry, sensitive=True, interactive=False)
self.assertFalse(mock_open.called)
self.assertFalse(mock_diff.called)
self.assertXMLEqual(entry, orig_entry)
# sensitive, interactive
entry = reset()
ptool._get_diffs(entry, sensitive=True, interactive=True)
mock_open.assert_called_with(entry.get("name"))
mock_open.return_value.read.assert_any_call()
mock_diff.assert_called_with(ondisk, entry.text, difflib.unified_diff,
filename=entry.get("name"))
self.assertIsNotNone(entry.get("qtext"))
del entry.attrib['qtext']
self.assertItemsEqual(orig_entry.attrib, entry.attrib)
# non-sensitive, non-interactive
entry = reset()
ptool._get_diffs(entry, content=ondisk)
self.assertFalse(mock_open.called)
mock_diff.assert_called_with(ondisk, entry.text, difflib.ndiff,
filename=entry.get("name"))
self.assertIsNone(entry.get("qtext"))
self.assertEqual(entry.get("current_bdiff"),
b64encode("\n".join(mock_diff.return_value)))
del entry.attrib["current_bdiff"]
self.assertItemsEqual(orig_entry.attrib, entry.attrib)
# non-sensitive, interactive -- do everything. also test
# appending to qtext
entry = reset()
entry.set("qtext", "test")
ptool._get_diffs(entry, interactive=True)
mock_open.assert_called_with(entry.get("name"))
mock_open.return_value.read.assert_any_call()
self.assertItemsEqual(mock_diff.call_args_list,
[call(ondisk, entry.text, difflib.unified_diff,
filename=entry.get("name")),
call(ondisk, entry.text, difflib.ndiff,
filename=entry.get("name"))])
self.assertIsNotNone(entry.get("qtext"))
self.assertTrue(entry.get("qtext").startswith("test\n"))
self.assertEqual(entry.get("current_bdiff"),
b64encode("\n".join(mock_diff.return_value)))
del entry.attrib['qtext']
del entry.attrib["current_bdiff"]
self.assertItemsEqual(orig_entry.attrib, entry.attrib)
# non-sensitive, interactive with unicode data
entry = reset()
entry.text = u("tëst")
encoded = entry.text.encode(setup['encoding'])
mock_get_data.return_value = (encoded, False)
ptool._get_diffs(entry, interactive=True)
mock_open.assert_called_with(entry.get("name"))
mock_open.return_value.read.assert_any_call()
self.assertItemsEqual(mock_diff.call_args_list,
[call(ondisk, encoded, difflib.unified_diff,
filename=entry.get("name")),
call(ondisk, encoded, difflib.ndiff,
filename=entry.get("name"))])
self.assertIsNotNone(entry.get("qtext"))
self.assertEqual(entry.get("current_bdiff"),
b64encode("\n".join(mock_diff.return_value)))
del entry.attrib['qtext']
del entry.attrib["current_bdiff"]
self.assertItemsEqual(orig_entry.attrib, entry.attrib)
def bind_entry(self, entry, _):
entry.set("encoding", "base64")
entry.text = b64encode(self.data)
def bind_entry(self, entry, metadata):
info_handlers = []
generators = []
filters = []
verifiers = []
for ent in self.entries.values():
if ent.__specific__ and not ent.specific.matches(metadata):
continue
if isinstance(ent, CfgInfo):
info_handlers.append(ent)
elif isinstance(ent, CfgGenerator):
generators.append(ent)
elif isinstance(ent, CfgFilter):
filters.append(ent)
elif isinstance(ent, CfgVerifier):
verifiers.append(ent)
DEFAULT_INFO.bind_info_to_entry(entry, metadata)
if len(info_handlers) > 1:
logger.error("More than one info supplier found for %s: %s" %
(self.name, info_handlers))
if len(info_handlers):
info_handlers[0].bind_info_to_entry(entry, metadata)
if entry.tag == 'Path':
entry.set('type', 'file')
generator = self.best_matching(metadata, generators)
if entry.get('perms').lower() == 'inherit':
# use on-disk permissions
fname = os.path.join(self.path, generator.name)
entry.set('perms',
str(oct(stat.S_IMODE(os.stat(fname).st_mode))))
try:
data = generator.get_data(entry, metadata)
except:
msg = "Cfg: exception rendering %s with %s: %s" % \
(entry.get("name"), generator, sys.exc_info()[1])
logger.error(msg)
raise Bcfg2.Server.Plugin.PluginExecutionError(msg)
for fltr in filters:
data = fltr.modify_data(entry, metadata, data)
if SETUP['validate']:
# we can have multiple verifiers, but we only want to use the
# best matching verifier of each class
verifiers_by_class = dict()
for verifier in verifiers:
cls = verifier.__class__.__name__
if cls not in verifiers_by_class:
verifiers_by_class[cls] = [verifier]
else:
verifiers_by_class[cls].append(verifier)
for verifiers in verifiers_by_class.values():
verifier = self.best_matching(metadata, verifiers)
try:
verifier.verify_entry(entry, metadata, data)
except CfgVerificationError:
msg = "Data for %s for %s failed to verify: %s" % \
(entry.get('name'), metadata.hostname,
sys.exc_info()[1])
logger.error(msg)
raise Bcfg2.Server.Plugin.PluginExecutionError(msg)
if entry.get('encoding') == 'base64':
data = b64encode(data)
else:
try:
if not isinstance(data, unicode):
data = u_str(data, self.encoding)
except UnicodeDecodeError:
msg = "Failed to decode %s: %s" % (entry.get('name'),
sys.exc_info()[1])
logger.error(msg)
logger.error("Please verify you are using the proper encoding.")
raise Bcfg2.Server.Plugin.PluginExecutionError(msg)
except ValueError:
msg = "Error in specification for %s: %s" % (entry.get('name'),
sys.exc_info()[1])
logger.error(msg)
logger.error("You need to specify base64 encoding for %s." %
entry.get('name'))
raise Bcfg2.Server.Plugin.PluginExecutionError(msg)
except TypeError:
# data is already unicode; newer versions of Cheetah
# seem to return unicode
pass
if data:
entry.text = data
else:
entry.set('empty', 'true')
