Some bug squashing and mild refactoring.

This commit is contained in:
Dhruv Bansal 2016-09-30 16:02:45 +00:00
parent 7e6154d279
commit 96eb5e2c6d
2 changed files with 66 additions and 81 deletions

View file

@ -146,24 +146,36 @@ class LdapAttr(object):
def __init__(self, module):
self.module = module
# python-ldap doesn't understand unicode strings. Parameters that are
# just going to get passed to python-ldap APIs are stored as utf-8.
self.dn = self._utf8_param('dn')
self.name = self._utf8_param('name')
self.values = self._normalized_values()
self.state = self.module.params['state']
# Parameters that we have to directly pass to python-ldap need
# to converted to UTF-8 first, as python-ldap doesn't
# understand unicode strings.
# Server parameters
self.server_uri = self.module.params['server_uri']
self.start_tls = self.module.boolean(self.module.params['start_tls'])
self.bind_dn = self._utf8_param('bind_dn')
self.bind_pw = self._utf8_param('bind_pw')
# Attribute parameters
self.dn = self._utf8_param('dn')
self.name = self._utf8_param('name')
self.values = self._normalized_values()
self.state = self.module.params['state']
self._connection = None
def _force_utf8(self, value):
"""If value is Unicode, encode to UTF-8."""
if isinstance(value, unicode):
return value.encode('utf-8')
return value
def _utf8_param(self, name):
"""Extract a parameter as UTF-8."""
return self._force_utf8(self.module.params[name])
def _normalized_values(self):
""" Parses the value parameter into a list of utf-8 strings. """
"""Parses the 'values' parameter into a list of UTF-8 strings."""
values = self.module.params['values']
if isinstance(values, basestring):
@ -177,13 +189,6 @@ class LdapAttr(object):
return map(self._force_utf8, values)
def _force_utf8(self, value):
""" If value is unicode, encode to utf-8. """
if isinstance(value, unicode):
value = value.encode('utf-8')
return value
def main(self):
if self.state == 'present':
modlist = self.handle_present()
@ -210,57 +215,47 @@ class LdapAttr(object):
def handle_present(self):
values_to_add = filter(self.is_value_absent, self.values)
if len(values_to_add) > 0:
modlist = [(ldap.MOD_ADD, self.name, values_to_add)]
return [(ldap.MOD_ADD, self.name, values_to_add)]
else:
modlist = []
return modlist
return []
def handle_absent(self):
values_to_delete = filter(self.is_value_present, self.values)
if len(values_to_delete) > 0:
modlist = [(ldap.MOD_DELETE, self.name, values_to_delete)]
return [(ldap.MOD_DELETE, self.name, values_to_delete)]
else:
modlist = []
return modlist
return []
def handle_exact(self):
modlist = []
current = self.current_values()
if frozenset(self.values) != frozenset(current):
if len(current) == 0:
modlist = [(ldap.MOD_ADD, self.name, self.values)]
return [(ldap.MOD_ADD, self.name, self.values)]
elif len(self.values) == 0:
modlist = [(ldap.MOD_DELETE, self.name, None)]
return [(ldap.MOD_DELETE, self.name, None)]
else:
modlist = [(ldap.MOD_REPLACE, self.name, self.values)]
return modlist
return [(ldap.MOD_REPLACE, self.name, self.values)]
return []
#
# Util
#
def is_value_present(self, value):
""" True if the target attribute has the given value. """
"""True if the target attribute has the given value."""
try:
is_present = bool(self.connection.compare_s(self.dn, self.name, value))
return bool(self.connection.compare_s(self.dn, self.name, value))
except ldap.NO_SUCH_ATTRIBUTE:
is_present = False
return is_present
return False
def is_value_absent(self, value):
""" True if the target attribute does not have the given value. """
"""True if the target attribute does not have the given value."""
return (not self.is_value_present(value))
def current_values(self):
""" Returns the full list of values on the target attribute. """
"""Returns the full list of values on the target attribute."""
results = self.connection.search_s(self.dn, ldap.SCOPE_BASE, attrlist=[self.name])
values = results[0][1].get(self.name, [])
return values
#

View file

@ -104,23 +104,39 @@ class LdapUpsert(object):
def __init__(self, module):
self.module = module
# Parameters that we have to directly pass to python-ldap need
# to converted to UTF-8 first, as python-ldap doesn't
# understand unicode strings.
# Server parameters
self.server_uri = self.module.params['server_uri']
self.start_tls = self._boolean_param('start_tls')
self.start_tls = self.module.boolean(self.module.params['start_tls'])
self.bind_dn = self._utf8_param('bind_dn')
self.bind_pw = self._utf8_param('bind_pw')
# Entry parameters
self.dn = self._utf8_param('dn')
self._load_attrs()
if 'objectClass' not in self.attrs:
self.module.fail_json(msg="At least one objectClass must be provided")
def _boolean_param(self, name):
return self.module.boolean(self.module.params[name])
def _force_utf8(self, value):
"""If value is Unicode, encode to UTF-8."""
if isinstance(value, unicode):
return value.encode('utf-8')
return value
def _utf8_param(self, name):
"""Extract a parameter as UTF-8."""
return self._force_utf8(self.module.params[name])
def _load_attrs(self):
self.attrs = {}
for name, raw in self.module.params.iteritems():
if name not in self.module.argument_spec:
self.attrs[name] = self._load_attr_values(name, raw)
def _load_attr_values(self, name, raw):
if isinstance(raw, basestring):
values = raw.split(',')
@ -132,18 +148,6 @@ class LdapUpsert(object):
return map(self._force_utf8, values)
def _force_utf8(self, value):
""" If value is unicode, encode to utf-8. """
if isinstance(value, unicode):
value = value.encode('utf-8')
return value
def _load_attrs(self):
self.attrs = {}
for name, raw in self.module.params.iteritems():
if name not in self.module.argument_spec:
self.attrs[name] = self._load_attr_values(name, raw)
def main(self):
if self.entry_exists():
@ -169,10 +173,9 @@ class LdapUpsert(object):
def update_entry(self):
results = []
for attr, value in self.attrs.iteritems():
for attr, values in self.attrs.iteritems():
if attr == 'objectClass': continue
value = self._extract_value(value)
check = self._attribute_value_check(attr, value)
check = self._attribute_values_check(attr, values)
if check is False:
op = ldap.MOD_REPLACE
elif check is None:
@ -180,34 +183,21 @@ class LdapUpsert(object):
else:
op = None # Nothing to see here...
if op is not None:
result = self.connection.modify_s(self.dn, [(op, attr, value)])
result = self.connection.modify_s(self.dn, [(op, attr, values)])
results.append(result)
if len(results) == 0:
return dict(changed=False)
else:
return dict(changed=True, results=results)
def _attribute_value_check(self, attr, value):
def _attribute_values_check(self, attr, values):
try:
return bool(self.connection.compare_s(self.dn, attr, value))
except ldap.NO_SUCH_ATTRIBUTE, ldap.UNDEFINED_TYPE:
return all(self._attribute_value_check(attr, value) for value in values)
except ldap.NO_SUCH_ATTRIBUTE:
return None
def _extract_value(self, values):
if isinstance(values, basestring):
if values == '':
values = []
else:
values = [values]
if not (isinstance(values, list) and all(isinstance(value, basestring) for value in values)):
self.module.fail_json(msg="Attribute values must be strings or lists of strings.")
values = map(self._force_utf8, values)
if len(values) == 1:
return values[0]
else:
return values
def _attribute_value_check(self, attr, value):
return bool(self.connection.compare_s(self.dn, attr, value))
#
# LDAP Connection