101 lines
3.0 KiB
Python
101 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015 Niklas Riekenbrauck
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from ._base import Config, ConfigError
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MISSING_LDAP3 = (
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"Missing ldap3 library. This is required for LDAP Authentication."
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)
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class LDAPMode(object):
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SIMPLE = "simple",
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SEARCH = "search",
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LIST = (SIMPLE, SEARCH)
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class LDAPConfig(Config):
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def read_config(self, config):
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ldap_config = config.get("ldap_config", {})
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self.ldap_enabled = ldap_config.get("enabled", False)
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if self.ldap_enabled:
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# verify dependencies are available
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try:
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import ldap3
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ldap3 # to stop unused lint
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except ImportError:
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raise ConfigError(MISSING_LDAP3)
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self.ldap_mode = LDAPMode.SIMPLE
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# verify config sanity
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self.require_keys(ldap_config, [
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"uri",
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"base",
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"attributes",
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])
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self.ldap_uri = ldap_config["uri"]
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self.ldap_start_tls = ldap_config.get("start_tls", False)
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self.ldap_base = ldap_config["base"]
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self.ldap_attributes = ldap_config["attributes"]
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if "bind_dn" in ldap_config:
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self.ldap_mode = LDAPMode.SEARCH
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self.require_keys(ldap_config, [
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"bind_dn",
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"bind_password",
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])
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self.ldap_bind_dn = ldap_config["bind_dn"]
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self.ldap_bind_password = ldap_config["bind_password"]
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self.ldap_filter = ldap_config.get("filter", None)
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# verify attribute lookup
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self.require_keys(ldap_config['attributes'], [
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"uid",
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"name",
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"mail",
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])
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def require_keys(self, config, required):
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missing = [key for key in required if key not in config]
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if missing:
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raise ConfigError(
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"LDAP enabled but missing required config values: {}".format(
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", ".join(missing)
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)
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)
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def default_config(self, **kwargs):
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return """\
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# ldap_config:
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# enabled: true
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# uri: "ldap://ldap.example.com:389"
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# start_tls: true
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# base: "ou=users,dc=example,dc=com"
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# attributes:
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# uid: "cn"
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# mail: "email"
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# name: "givenName"
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# #bind_dn:
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# #bind_password:
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# #filter: "(objectClass=posixAccount)"
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"""
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