cmdb/cmdb-api/api/lib/perm/acl/cache.py

323 lines
11 KiB
Python

# -*- coding:utf-8 -*-
import msgpack
from api.extensions import cache
from api.lib.decorator import flush_db
from api.lib.utils import Lock
from api.models.acl import App
from api.models.acl import Permission
from api.models.acl import Resource
from api.models.acl import ResourceGroup
from api.models.acl import Role
from api.models.acl import User
class AppAccessTokenCache(object):
PREFIX = "AppAccessTokenCache::token::{}"
@classmethod
def get_app_id(cls, token):
app_id = cache.get(cls.PREFIX.format(token))
return app_id
@classmethod
def set(cls, token, app, timeout=7200):
cache.set(token, cls.PREFIX.format(app.app_id), timeout=timeout)
class AppCache(object):
PREFIX_ID = "App::id::{0}"
PREFIX_NAME = "App::name::{0}"
@classmethod
def get(cls, key):
app = cache.get(cls.PREFIX_ID.format(key)) or cache.get(cls.PREFIX_NAME.format(key))
if app is None:
app = App.get_by_id(key) or App.get_by(name=key, to_dict=False, first=True)
if app is not None:
cls.set(app)
return app
@classmethod
def set(cls, app):
cache.set(cls.PREFIX_ID.format(app.id), app)
cache.set(cls.PREFIX_NAME.format(app.name), app)
@classmethod
def clean(cls, app):
cache.delete(cls.PREFIX_ID.format(app.id))
cache.delete(cls.PREFIX_NAME.format(app.name))
class UserCache(object):
PREFIX_ID = "User::uid::{0}"
PREFIX_NAME = "User::username::{0}"
PREFIX_NICK = "User::nickname::{0}"
PREFIX_WXID = "User::wxid::{0}"
@classmethod
def get(cls, key):
user = (cache.get(cls.PREFIX_ID.format(key)) or
cache.get(cls.PREFIX_NAME.format(key)) or
cache.get(cls.PREFIX_NICK.format(key)) or
cache.get(cls.PREFIX_WXID.format(key)))
if not user:
user = (User.query.get(key) or
User.query.get_by_username(key) or
User.query.get_by_nickname(key) or
User.query.get_by_wxid(key))
if user:
cls.set(user)
return user
@classmethod
def set(cls, user):
cache.set(cls.PREFIX_ID.format(user.uid), user)
cache.set(cls.PREFIX_NAME.format(user.username), user)
cache.set(cls.PREFIX_NICK.format(user.nickname), user)
if user.wx_id:
cache.set(cls.PREFIX_WXID.format(user.wx_id), user)
@classmethod
def clean(cls, user):
cache.delete(cls.PREFIX_ID.format(user.uid))
cache.delete(cls.PREFIX_NAME.format(user.username))
cache.delete(cls.PREFIX_NICK.format(user.nickname))
if user.wx_id:
cache.delete(cls.PREFIX_WXID.format(user.wx_id))
class RoleCache(object):
PREFIX_ID = "Role::id::{0}"
PREFIX_NAME = "Role::app_id::{0}::name::{1}"
@classmethod
def get_by_name(cls, app_id, name):
role = cache.get(cls.PREFIX_NAME.format(app_id, name))
if role is None:
role = Role.get_by(app_id=app_id, name=name, first=True, to_dict=False)
if role is None and app_id is None: # try global role
role = Role.get_by(name=name, first=True, to_dict=False)
if role is not None:
cache.set(cls.PREFIX_NAME.format(app_id, name), role)
return role
@classmethod
def get(cls, rid):
role = cache.get(cls.PREFIX_ID.format(rid))
if role is None:
role = Role.get_by_id(rid)
if role is not None:
cache.set(cls.PREFIX_ID.format(rid), role)
return role
@classmethod
def clean(cls, rid):
cache.delete(cls.PREFIX_ID.format(rid))
@classmethod
def clean_by_name(cls, app_id, name):
cache.delete(cls.PREFIX_NAME.format(app_id, name))
class HasResourceRoleCache(object):
PREFIX_KEY = "HasResourceRoleCache::AppId::{0}"
@classmethod
def get(cls, app_id):
return cache.get(cls.PREFIX_KEY.format(app_id)) or {}
@classmethod
def add(cls, rid, app_id):
with Lock('HasResourceRoleCache'):
c = cls.get(app_id)
c[rid] = 1
cache.set(cls.PREFIX_KEY.format(app_id), c, timeout=0)
@classmethod
def remove(cls, rid, app_id):
with Lock('HasResourceRoleCache'):
c = cls.get(app_id)
c.pop(rid, None)
cache.set(cls.PREFIX_KEY.format(app_id), c, timeout=0)
class RoleRelationCache(object):
PREFIX_PARENT = "RoleRelationParent::id::{0}::AppId::{1}"
PREFIX_CHILDREN = "RoleRelationChildren::id::{0}::AppId::{1}"
PREFIX_RESOURCES = "RoleRelationResources::id::{0}::AppId::{1}"
PREFIX_RESOURCES2 = "RoleRelationResources2::id::{0}::AppId::{1}"
@classmethod
def get_parent_ids(cls, rid, app_id):
parent_ids = cache.get(cls.PREFIX_PARENT.format(rid, app_id))
if not parent_ids:
from api.lib.perm.acl.role import RoleRelationCRUD
parent_ids = RoleRelationCRUD.get_parent_ids(rid, app_id)
cache.set(cls.PREFIX_PARENT.format(rid, app_id), parent_ids, timeout=0)
return parent_ids
@classmethod
def get_child_ids(cls, rid, app_id):
child_ids = cache.get(cls.PREFIX_CHILDREN.format(rid, app_id))
if not child_ids:
from api.lib.perm.acl.role import RoleRelationCRUD
child_ids = RoleRelationCRUD.get_child_ids(rid, app_id)
cache.set(cls.PREFIX_CHILDREN.format(rid, app_id), child_ids, timeout=0)
return child_ids
@classmethod
def get_resources(cls, rid, app_id):
"""
:param rid:
:param app_id:
:return: {id2perms: {resource_id: [perm,]}, group2perms: {group_id: [perm, ]}}
"""
resources = cache.get(cls.PREFIX_RESOURCES.format(rid, app_id))
if not resources:
from api.lib.perm.acl.role import RoleCRUD
resources = RoleCRUD.get_resources(rid, app_id)
if resources['id2perms'] or resources['group2perms']:
cache.set(cls.PREFIX_RESOURCES.format(rid, app_id), resources, timeout=0)
return resources or {}
@classmethod
def get_resources2(cls, rid, app_id):
r_g = cache.get(cls.PREFIX_RESOURCES2.format(rid, app_id))
if not r_g:
res = cls.get_resources(rid, app_id)
id2perms = res['id2perms']
group2perms = res['group2perms']
resources, groups = dict(), dict()
for _id in id2perms:
resource = ResourceCache.get(_id)
if not resource:
continue
resource = resource.to_dict()
resource.update(dict(permissions=id2perms[_id]))
resources[_id] = resource
for _id in group2perms:
group = ResourceGroupCache.get(_id)
if not group:
continue
group = group.to_dict()
group.update(dict(permissions=group2perms[_id]))
groups[_id] = group
r_g = msgpack.dumps(dict(resources=resources, groups=groups))
cache.set(cls.PREFIX_RESOURCES2.format(rid, app_id), r_g, timeout=0)
return msgpack.loads(r_g, raw=False)
@classmethod
@flush_db
def rebuild(cls, rid, app_id):
cls.clean(rid, app_id)
cls.get_parent_ids(rid, app_id)
cls.get_child_ids(rid, app_id)
resources = cls.get_resources(rid, app_id)
if resources.get('id2perms') or resources.get('group2perms'):
HasResourceRoleCache.add(rid, app_id)
else:
HasResourceRoleCache.remove(rid, app_id)
cls.get_resources2(rid, app_id)
@classmethod
@flush_db
def rebuild2(cls, rid, app_id):
cache.delete(cls.PREFIX_RESOURCES2.format(rid, app_id))
cls.get_resources2(rid, app_id)
@classmethod
def clean(cls, rid, app_id):
cache.delete(cls.PREFIX_PARENT.format(rid, app_id))
cache.delete(cls.PREFIX_CHILDREN.format(rid, app_id))
cache.delete(cls.PREFIX_RESOURCES.format(rid, app_id))
cache.delete(cls.PREFIX_RESOURCES2.format(rid, app_id))
class PermissionCache(object):
PREFIX_ID = "Permission::id::{0}::ResourceTypeId::{1}"
PREFIX_NAME = "Permission::name::{0}::ResourceTypeId::{1}"
@classmethod
def get(cls, key, rt_id):
perm = cache.get(cls.PREFIX_ID.format(key, rt_id))
perm = perm or cache.get(cls.PREFIX_NAME.format(key, rt_id))
if perm is None:
perm = Permission.get_by_id(key)
perm = perm or Permission.get_by(name=key, resource_type_id=rt_id, first=True, to_dict=False)
if perm is not None:
cache.set(cls.PREFIX_ID.format(perm.id, rt_id), perm)
cache.set(cls.PREFIX_NAME.format(perm.name, rt_id), perm)
return perm
class ResourceCache(object):
PREFIX_ID = "Resource::id::{0}"
PREFIX_NAME = "Resource::type_id::{0}::name::{1}"
@classmethod
def get(cls, key, type_id=None):
resource = cache.get(cls.PREFIX_ID.format(key)) or cache.get(cls.PREFIX_NAME.format(type_id, key))
if resource is None:
resource = Resource.get_by_id(key) or Resource.get_by(name=key,
resource_type_id=type_id,
to_dict=False,
first=True)
if resource is not None:
cls.set(resource)
return resource
@classmethod
def set(cls, resource):
cache.set(cls.PREFIX_ID.format(resource.id), resource)
cache.set(cls.PREFIX_NAME.format(resource.resource_type_id, resource.name), resource)
@classmethod
def clean(cls, resource):
cache.delete(cls.PREFIX_ID.format(resource.id))
cache.delete(cls.PREFIX_NAME.format(resource.resource_type_id, resource.name))
class ResourceGroupCache(object):
PREFIX_ID = "ResourceGroup::id::{0}"
PREFIX_NAME = "ResourceGroup::type_id::{0}::name::{1}"
@classmethod
def get(cls, key, type_id=None):
group = cache.get(cls.PREFIX_ID.format(key)) or cache.get(cls.PREFIX_NAME.format(type_id, key))
if group is None:
group = ResourceGroup.get_by_id(key) or ResourceGroup.get_by(name=key,
resource_type_id=type_id,
to_dict=False,
first=True)
if group is not None:
cls.set(group)
return group
@classmethod
def set(cls, group):
cache.set(cls.PREFIX_ID.format(group.id), group)
cache.set(cls.PREFIX_NAME.format(group.resource_type_id, group.name), group)
@classmethod
def clean(cls, group):
cache.delete(cls.PREFIX_ID.format(group.id))
cache.delete(cls.PREFIX_NAME.format(group.resource_type_id, group.name))