cmdb/cmdb-api/api/lib/cmdb/preference.py

384 lines
16 KiB
Python

# -*- coding:utf-8 -*-
import copy
import six
import toposort
from flask import abort
from flask import current_app
from flask_login import current_user
from api.extensions import db
from api.lib.cmdb.attribute import AttributeManager
from api.lib.cmdb.cache import AttributeCache
from api.lib.cmdb.cache import CITypeAttributesCache
from api.lib.cmdb.cache import CITypeCache
from api.lib.cmdb.const import ConstraintEnum
from api.lib.cmdb.const import PermEnum
from api.lib.cmdb.const import ResourceTypeEnum
from api.lib.cmdb.const import RoleEnum
from api.lib.cmdb.perms import CIFilterPermsCRUD
from api.lib.cmdb.resp_format import ErrFormat
from api.lib.exception import AbortException
from api.lib.perm.acl.acl import ACLManager
from api.models.cmdb import CITypeAttribute
from api.models.cmdb import CITypeRelation
from api.models.cmdb import PreferenceRelationView
from api.models.cmdb import PreferenceSearchOption
from api.models.cmdb import PreferenceShowAttributes
from api.models.cmdb import PreferenceTreeView
class PreferenceManager(object):
pref_attr_cls = PreferenceShowAttributes
pref_tree_cls = PreferenceTreeView
pref_rel_cls = PreferenceRelationView
pre_so_cls = PreferenceSearchOption
@staticmethod
def get_types(instance=False, tree=False):
types = db.session.query(PreferenceShowAttributes.type_id).filter(
PreferenceShowAttributes.uid == current_user.uid).filter(
PreferenceShowAttributes.deleted.is_(False)).group_by(
PreferenceShowAttributes.type_id).all() if instance else []
tree_types = PreferenceTreeView.get_by(uid=current_user.uid, to_dict=False) if tree else []
type_ids = set([i.type_id for i in types + tree_types])
return [CITypeCache.get(type_id).to_dict() for type_id in type_ids]
@staticmethod
def get_types2(instance=False, tree=False):
"""
{
self: {instance: [], tree: [], type_id2subs_time: {type_id: subs_time}},
type_id2users: {type_id: []}
}
:param instance:
:param tree:
:return:
"""
result = dict(self=dict(instance=[], tree=[], type_id2subs_time=dict()),
type_id2users=dict())
if instance:
types = db.session.query(PreferenceShowAttributes.type_id,
PreferenceShowAttributes.uid, PreferenceShowAttributes.created_at).filter(
PreferenceShowAttributes.deleted.is_(False)).group_by(
PreferenceShowAttributes.uid, PreferenceShowAttributes.type_id)
for i in types:
if i.uid == current_user.uid:
result['self']['instance'].append(i.type_id)
if str(i.created_at) > str(result['self']['type_id2subs_time'].get(i.type_id, "")):
result['self']['type_id2subs_time'][i.type_id] = i.created_at
result['type_id2users'].setdefault(i.type_id, []).append(i.uid)
if tree:
types = PreferenceTreeView.get_by(to_dict=False)
for i in types:
if i.uid == current_user.uid:
result['self']['tree'].append(i.type_id)
if str(i.created_at) > str(result['self']['type_id2subs_time'].get(i.type_id, "")):
result['self']['type_id2subs_time'][i.type_id] = i.created_at
result['type_id2users'].setdefault(i.type_id, [])
if i.uid not in result['type_id2users'][i.type_id]:
result['type_id2users'][i.type_id].append(i.uid)
return result
@staticmethod
def get_show_attributes(type_id):
if not isinstance(type_id, six.integer_types):
_type = CITypeCache.get(type_id)
type_id = _type and _type.id
attrs = db.session.query(PreferenceShowAttributes, CITypeAttribute.order).join(
CITypeAttribute, CITypeAttribute.attr_id == PreferenceShowAttributes.attr_id).filter(
PreferenceShowAttributes.uid == current_user.uid).filter(
PreferenceShowAttributes.type_id == type_id).filter(
PreferenceShowAttributes.deleted.is_(False)).filter(CITypeAttribute.deleted.is_(False)).filter(
CITypeAttribute.type_id == type_id).all()
result = []
for i in sorted(attrs, key=lambda x: x.PreferenceShowAttributes.order):
item = i.PreferenceShowAttributes.attr.to_dict()
item.update(dict(is_fixed=i.PreferenceShowAttributes.is_fixed))
result.append(item)
is_subscribed = True
if not attrs:
attrs = db.session.query(CITypeAttribute).filter(
CITypeAttribute.type_id == type_id).filter(
CITypeAttribute.deleted.is_(False)).filter(
CITypeAttribute.default_show.is_(True)).order_by(CITypeAttribute.order)
result = [i.attr.to_dict() for i in attrs]
is_subscribed = False
for i in result:
if i["is_choice"]:
i.update(dict(choice_value=AttributeManager.get_choice_values(
i["id"], i["value_type"], i["choice_web_hook"], i.get("choice_other"))))
return is_subscribed, result
@classmethod
def create_or_update_show_attributes(cls, type_id, attr_order):
existed_all = PreferenceShowAttributes.get_by(type_id=type_id, uid=current_user.uid, to_dict=False)
for x, order in attr_order:
if isinstance(x, list):
_attr, is_fixed = x
else:
_attr, is_fixed = x, False
attr = AttributeCache.get(_attr) or abort(404, ErrFormat.attribute_not_found.format("id={}".format(_attr)))
existed = PreferenceShowAttributes.get_by(type_id=type_id,
uid=current_user.uid,
attr_id=attr.id,
first=True,
to_dict=False)
if existed is None:
PreferenceShowAttributes.create(type_id=type_id,
uid=current_user.uid,
attr_id=attr.id,
order=order,
is_fixed=is_fixed)
else:
existed.update(order=order, is_fixed=is_fixed)
attr_dict = {int(i[0]) if isinstance(i, list) else int(i): j for i, j in attr_order}
for i in existed_all:
if i.attr_id not in attr_dict:
i.soft_delete()
@staticmethod
def get_tree_view():
res = PreferenceTreeView.get_by(uid=current_user.uid, to_dict=True)
for item in res:
if item["levels"]:
ci_type = CITypeCache.get(item['type_id']).to_dict()
attr_filter = CIFilterPermsCRUD.get_attr_filter(ci_type['id'])
ci_type.pop('id', None)
ci_type.pop('created_at', None)
ci_type.pop('updated_at', None)
item.update(ci_type)
_levels = []
for i in item["levels"]:
attr = AttributeCache.get(i)
if attr and (not attr_filter or attr.name in attr_filter):
_levels.append(attr.to_dict())
item.update(dict(levels=_levels))
return res
@staticmethod
def create_or_update_tree_view(type_id, levels):
attrs = CITypeAttributesCache.get(type_id)
for idx, i in enumerate(levels):
for attr in attrs:
attr = AttributeCache.get(attr.attr_id)
if i == attr.id or i == attr.name or i == attr.alias:
levels[idx] = attr.id
existed = PreferenceTreeView.get_by(uid=current_user.uid, type_id=type_id, to_dict=False, first=True)
if existed is not None:
if not levels:
existed.soft_delete()
return existed
return existed.update(levels=levels)
elif levels:
return PreferenceTreeView.create(levels=levels, type_id=type_id, uid=current_user.uid)
@staticmethod
def get_relation_view():
_views = PreferenceRelationView.get_by(to_dict=True)
views = []
if current_app.config.get("USE_ACL"):
for i in _views:
try:
if i.get('is_public') or ACLManager().has_permission(i.get('name'),
ResourceTypeEnum.RELATION_VIEW,
PermEnum.READ):
views.append(i)
except AbortException:
pass
else:
views = _views
view2cr_ids = dict()
result = dict()
name2id = list()
for view in views:
view2cr_ids.setdefault(view['name'], []).extend(view['cr_ids'])
name2id.append([view['name'], view['id']])
id2type = dict()
for view_name in view2cr_ids:
for i in view2cr_ids[view_name]:
id2type[i['parent_id']] = None
id2type[i['child_id']] = None
topo = {i['child_id']: {i['parent_id']} for i in view2cr_ids[view_name]}
leaf = list(set(toposort.toposort_flatten(topo)) - set([j for i in topo.values() for j in i]))
leaf2show_types = {i: [t['child_id'] for t in CITypeRelation.get_by(parent_id=i)] for i in leaf}
node2show_types = copy.deepcopy(leaf2show_types)
def _find_parent(_node_id):
parents = topo.get(_node_id, {})
for parent in parents:
node2show_types.setdefault(parent, []).extend(node2show_types.get(_node_id, []))
_find_parent(parent)
if not parents:
return
for _l in leaf:
_find_parent(_l)
for node_id in node2show_types:
node2show_types[node_id] = [CITypeCache.get(i).to_dict() for i in set(node2show_types[node_id])]
topo_flatten = list(toposort.toposort_flatten(topo))
level2constraint = {}
for i, _ in enumerate(topo_flatten[1:]):
ctr = CITypeRelation.get_by(
parent_id=topo_flatten[i], child_id=topo_flatten[i + 1], first=True, to_dict=False)
level2constraint[i + 1] = ctr and ctr.constraint
if leaf2show_types.get(topo_flatten[-1]):
ctr = CITypeRelation.get_by(
parent_id=topo_flatten[-1],
child_id=leaf2show_types[topo_flatten[-1]][0], first=True, to_dict=False)
level2constraint[len(topo_flatten)] = ctr and ctr.constraint
result[view_name] = dict(topo=list(map(list, toposort.toposort(topo))),
topo_flatten=topo_flatten,
level2constraint=level2constraint,
leaf=leaf,
leaf2show_types=leaf2show_types,
node2show_types=node2show_types,
show_types=[CITypeCache.get(j).to_dict()
for i in leaf2show_types.values() for j in i])
for type_id in id2type:
id2type[type_id] = CITypeCache.get(type_id).to_dict()
return result, id2type, sorted(name2id, key=lambda x: x[1])
@classmethod
def create_or_update_relation_view(cls, name, cr_ids, is_public=False):
if not cr_ids:
return abort(400, ErrFormat.preference_relation_view_node_required)
existed = PreferenceRelationView.get_by(name=name, to_dict=False, first=True)
current_app.logger.debug(existed)
if existed is None:
PreferenceRelationView.create(name=name, cr_ids=cr_ids, uid=current_user.uid, is_public=is_public)
if current_app.config.get("USE_ACL"):
ACLManager().add_resource(name, ResourceTypeEnum.RELATION_VIEW)
ACLManager().grant_resource_to_role(name,
RoleEnum.CMDB_READ_ALL,
ResourceTypeEnum.RELATION_VIEW,
permissions=[PermEnum.READ])
return cls.get_relation_view()
@staticmethod
def delete_relation_view(name):
for existed in PreferenceRelationView.get_by(name=name, to_dict=False):
existed.soft_delete()
if current_app.config.get("USE_ACL"):
ACLManager().del_resource(name, ResourceTypeEnum.RELATION_VIEW)
return name
@staticmethod
def get_search_option(**kwargs):
query = PreferenceSearchOption.get_by(only_query=True)
query = query.filter(PreferenceSearchOption.uid == current_user.uid)
for k in kwargs:
if hasattr(PreferenceSearchOption, k) and kwargs[k]:
query = query.filter(getattr(PreferenceSearchOption, k) == kwargs[k])
return [i.to_dict() for i in query]
@staticmethod
def add_search_option(**kwargs):
kwargs['uid'] = current_user.uid
existed = PreferenceSearchOption.get_by(uid=current_user.uid,
name=kwargs.get('name'),
prv_id=kwargs.get('prv_id'),
ptv_id=kwargs.get('ptv_id'),
type_id=kwargs.get('type_id'),
)
if existed:
return abort(400, ErrFormat.preference_search_option_exists)
return PreferenceSearchOption.create(**kwargs)
@staticmethod
def update_search_option(_id, **kwargs):
existed = PreferenceSearchOption.get_by_id(_id) or abort(404, ErrFormat.preference_search_option_not_found)
if current_user.uid != existed.uid:
return abort(400, ErrFormat.no_permission2)
other = PreferenceSearchOption.get_by(uid=current_user.uid,
name=kwargs.get('name'),
prv_id=kwargs.get('prv_id'),
ptv_id=kwargs.get('ptv_id'),
type_id=kwargs.get('type_id'),
)
if other.id != _id:
return abort(400, ErrFormat.preference_search_option_exists)
return existed.update(**kwargs)
@staticmethod
def delete_search_option(_id):
existed = PreferenceSearchOption.get_by_id(_id) or abort(404, ErrFormat.preference_search_option_not_found)
if current_user.uid != existed.uid:
return abort(400, ErrFormat.no_permission2)
existed.soft_delete()
@staticmethod
def delete_by_type_id(type_id, uid):
for i in PreferenceShowAttributes.get_by(type_id=type_id, uid=uid, to_dict=False):
i.soft_delete()
for i in PreferenceTreeView.get_by(type_id=type_id, uid=uid, to_dict=False):
i.soft_delete()
@staticmethod
def can_edit_relation(parent_id, child_id):
views = PreferenceRelationView.get_by(to_dict=False)
for view in views:
has_m2m = False
last_node_id = None
for cr in view.cr_ids:
_rel = CITypeRelation.get_by(parent_id=cr['parent_id'], child_id=cr['child_id'],
first=True, to_dict=False)
if _rel and _rel.constraint == ConstraintEnum.Many2Many:
has_m2m = True
if parent_id == _rel.parent_id and child_id == _rel.child_id:
return False
if _rel:
last_node_id = _rel.child_id
if parent_id == last_node_id:
rels = CITypeRelation.get_by(parent_id=last_node_id, to_dict=False)
for rel in rels:
if rel.child_id == child_id and has_m2m:
return False
return True