def save(self, *args, **kwargs):
client = get_redis_client()
uuid_ = str(uuid.uuid4())
name = 'user_strategy:{}'.format(uuid_)
payload = {}
for key in ('strategy_name', 'strategy_desc', 'strategy_day',
'strategy_body', 'strategy_limit', 'strategy_source'):
payload[key] = self.cleaned_data.get(key, '')
payload['uuid'] = uuid_
client.hmset(name, payload)
client.sadd(settings.STRATEGY_SIGN_KEY, self.values_sign)
return uuid_
def save(self):
client = get_redis_client()
uuid_ = str(uuid.uuid4())
name = 'bool_strategy:{}'.format(uuid_)
payload = {}
for key in ('strategy_name', 'strategy_desc', 'strategy_var',
'strategy_op', 'strategy_func', 'strategy_threshold'):
payload[key] = self.cleaned_data.get(key, '')
payload['uuid'] = uuid_
client.hmset(name, payload)
client.sadd(settings.STRATEGY_SIGN_KEY, self.values_sign)
return uuid_
def save(self, *args, **kwargs):
client = get_redis_client()
uuid_ = str(uuid.uuid4())
name = 'strategy_menu:{}'.format(uuid_)
payload = {'uuid': uuid_}
for key in ('strategy_name', 'strategy_desc', 'menu_op', 'event',
'dimension', 'menu_type'):
payload[key] = self.cleaned_data.get(key, '')
client.hmset(name, payload)
client.sadd(settings.STRATEGY_SIGN_KEY, self.values_sign)
return uuid_
def create_data_source(source_key=None, source_name=None, fields=None):
source_key = source_key or get_sample_str(8)
source_name = source_name or get_sample_str(8)
fields = fields or ['user_id', 'uid']
content = {field: 'string' for field in fields}
content['name_show'] = source_name
map_key = 'CONFIG_SOURCE_MAP'
client = get_redis_client()
client.hset(map_key, source_key, json.dumps(content))
return source_key
def clean(self):
client = get_redis_client()
cd = self.cleaned_data
source_key = cd['strategy_source']
strategy_body_str = cd.get('strategy_body', '')
valid_bodys = json.loads(client.hget('CONFIG_SOURCE_MAP', source_key))
for strategy_body in strategy_body_str.split(','):
if strategy_body not in valid_bodys:
self.errors['strategy_body'] = [
u"数据源没有{}。".format(strategy_body)
]
return
fields = [str(cd.get(x, "")) for x in USER_STRATEGY_UNIQ_SET_KEYS]
if not all(fields):
return
values_sign = ":".join(fields)
client = get_redis_client()
if client.sismember(settings.STRATEGY_SIGN_KEY, values_sign):
self.errors['strategy_name'] = [u"该条记录已存在,请勿重复添加"]
self.values_sign = values_sign
def is_exists(self, cleaned_data):
client = get_redis_client()
temp = copy.deepcopy(cleaned_data)
temp.pop("strategy_desc", None)
temp.pop("strategy_name", None)
keys = sorted(temp.keys())
values_sign = "".join([temp[x] for x in keys])
exists = client.sismember(settings.STRATEGY_SIGN_KEY, values_sign)
self.values_sign = values_sign
if exists in (0, '0'):
return False
return True
def _check_strategy(strategy_id):
"""校验策略原子是否被生效中的规则引用"""
client = get_redis_client()
using_rule_ids = []
for r in client.scan_iter(match="rule:*"):
rule = client.hgetall(r)
strategy_group_list = json.loads(rule.get("strategys", '[]'))
for strategy_group in strategy_group_list:
strategy_list = strategy_group.get("strategy_list", [])
for stategy_data in strategy_list:
if stategy_data and stategy_data[0] == strategy_id:
using_rule_ids.append(rule["id"])
return bool(using_rule_ids), using_rule_ids
def post(self, request, *args, **kwargs):
uuid = request.POST.get('id', None)
is_using, rule_id = _check_strategy(uuid)
if is_using:
return self.render_json_response(
dict(state=False, error=u"该策略原子正被规则{}引用".format(rule_id)))
client = get_redis_client()
name = self.key_tpl.format(uuid=uuid)
data = client.hgetall(name)
values_sign = self.get_values_sign(data)
client.srem(settings.STRATEGY_SIGN_KEY, values_sign)
client.delete(name)
return self.render_json_response(dict(state=True, msg="ok"))
def save(self, *args, **kwargs):
"""新增时，若存在维度值+项目+名单类型相同情况，则update为新增值"""
cd = self.cleaned_data
value_list = cd['value']
chinese_name = self.request.user.username
error_datas = []
end_time = cd['end_time'].replace(tzinfo=None)
db = get_mongo_client()
redis_client = get_redis_client()
for value in value_list:
payload = dict(
end_time=end_time,
menu_desc=cd['menu_desc'],
menu_status=u"有效",
create_time=datetime.datetime.now(),
creator=chinese_name
)
value = value.strip()
dimension = cd['dimension']
menu_type = cd['menu_type']
event_code = cd.get('event_code')
condition = dict(value=value,
event_code=event_code,
menu_type=menu_type,
dimension=dimension
)
res = db.menus.find_one(condition)
try:
if not res:
payload.update(condition)
db.menus.insert_one(payload)
else:
db.menus.update_one({"_id": res.get("_id", '')},
{"$set": payload})
# 同时写redis
redis_key = build_redis_key(event_code, dimension,
menu_type)
if redis_key:
redis_client.sadd(redis_key, value)
except Exception:
error_datas.append(value)
return error_datas
def get_queryset(self):
client = get_redis_client()
qs = client.hgetall("CONFIG_SOURCE_MAP")
new_qs = []
name = self.request.GET.get('name', None)
for name_key in qs:
item = {"name_key": name_key}
content = json.loads(qs[name_key])
name_show = content.pop('name_show', '')
if name and name not in name_show:
continue
item['name_show'] = name_show
item['content'] = json.dumps(content)
new_qs.append(item)
return new_qs
def create(self, creator_name, title, describe, status, end_time,
strategy_confs):
strategy_obj = Strategys()
new_strategy_confs = []
for name, strategy_uuids, control, custom, weight in strategy_confs:
strategy_uuids = strategy_uuids.split(';')
new_strategy_confs.append({
'name':
name,
'custom':
custom,
'control':
control,
'weight':
weight,
'strategy_list': [[
strategy_uuid,
strategy_obj.get_thresholds(strategy_uuid),
strategy_obj.get_strategy_name(strategy_uuid)
] for strategy_uuid in strategy_uuids]
})
strategy_list = sorted(new_strategy_confs,
key=lambda x: int(x["weight"]),
reverse=True)
rule_uuid = str(uuid.uuid4())
payload = {
'uuid': rule_uuid,
'user': creator_name,
'update_time': str(int(time.time())),
'end_time': datetime.strftime(end_time, '%Y-%m-%d %H:%M:%S'),
'title': title,
'describe': describe,
'status': status,
'strategys': json.dumps(strategy_list)
}
client = get_redis_client()
rule_id = client.incr(settings.LAST_RULE_ID_KEY)
payload['id'] = rule_id
rule_key = 'rule:{}'.format(rule_uuid)
client.hmset(rule_key, payload)
return str(rule_id), rule_uuid
def get_source_data(self):
client = get_redis_client()
data_list = client.hgetall("CONFIG_SOURCE_MAP")
rs = []
for name_key in data_list:
item = {"name_key": name_key}
raw_content = json.loads(data_list[name_key])
name_show = raw_content.pop('name_show', '')
content = []
for en, type_ in raw_content.items():
zh = self.field_en_zh_map.get(en, en)
content.append({'name': en, 'desc': zh, 'type': type_})
item['name_show'] = name_show
item['content'] = content
rs.append(item)
return rs
def get_queryset(self):
form_obj = self.filter_form(data=self.request.GET)
form_obj.full_clean()
status, rule_name = form_obj.cleaned_data.get(
'status'), form_obj.cleaned_data.get('rule_name')
client = get_redis_client()
result = []
for rule_key in client.scan_iter(match="rule:*"):
rule_config = client.hgetall(rule_key)
if status and rule_config.get('status', '') != status:
continue
if rule_name and rule_name not in rule_config.get('title', ''):
continue
result.append(rule_config)
return result
def post(self, request, *args, **kwargs):
try:
data = self._parse_data(request)
except ValueError as e:
return self.render_json_response({
'state': False,
'error': unicode(e),
})
client = get_redis_client()
name = 'rule:{}'.format(data['uuid'])
for key, value in self._build_key_value(data):
client.hset(name, key, value)
return self.render_json_response({
'state': True,
'redirect_url': reverse("rule:detail")
})
def post(self, request, *args, **kwargs):
uuid = request.POST.get('uuid', None)
if uuid:
client = get_redis_client()
name = 'bool_strategy:{}'.format(uuid)
d = client.hgetall(name)
strategy_func = d['strategy_func']
required_args = BuiltInFuncs.get_required_args(strategy_func)
req_body = {}
for member in required_args:
req_body[member] = "xxxxxx"
return self.render_json_response({
'state': True,
'req_body': req_body
})
else:
return self.render_json_response({'state': False})
def post(self, request, *args, **kwargs):
try:
data = json.loads(request.POST.get('data', '{}'))
# 从参数中获取需要修改的规则uuid
rule_uuid = data.get('rule_uuid', None)
# 从参数中获取需要修改的策略组的下标
strategy_index = data.get('strategy_index', None)
# 从参数中获取前端传参过来的策略列表
new_strategy_confs = data.get('strategy_list', None)
assert strategy_index is not None
assert isinstance(strategy_index, int) and strategy_index >= 0
assert all((rule_uuid, new_strategy_confs))
except (AssertionError, TypeError, ValueError):
return self.render_json_response({'state': False, 'msg': '参数校验失败'})
client = get_redis_client()
try:
# 从redis中获取需要修改的规则所有数据
rule_conf = client.hgetall("rule:{}".format(rule_uuid))
# 从规则数据中获取策略组数据列表
strategy_confs = json.loads(rule_conf.get('strategys'))
# 从策略组列表中找出需要编辑的策略组
strategy_conf = strategy_confs[strategy_index]
except (TypeError, ValueError, IndexError, RedisError):
return self.render_json_response({'state': False, 'msg': '配置读取失败'})
strategys_obj = Strategys()
strategy_conf['strategy_list'] = [[
x['strategy_uuid'], x['threshold_list'],
strategys_obj.build_strategy_name_from_thresholds(
x['strategy_uuid'], x['threshold_list'])
] for x in new_strategy_confs] # 构造编辑后的策略组
strategy_confs[strategy_index] = strategy_conf # 回写策略组
rule_conf["strategys"] = json.dumps(strategy_confs)
rule_conf['user'] = request.user.username
rule_conf['update_time'] = str(int(time.time()))
try:
client.hmset("rule:{}".format(rule_uuid), rule_conf) # 回写规则数据
except RedisError:
return self.render_json_response({'state': False, 'msg': '配置回写失败'})
return self.render_json_response({'state': True})
def post(self, request, *args, **kwargs):
name_key = request.POST.get('name_key', "")
if not name_key:
return self.render_json_response(
dict(state=False, error=u"name_key is required."))
client = get_redis_client()
used_keys = set()
for key in client.scan_iter(match="freq_strategy:*"):
source_name = client.hget(key, 'strategy_source')
if source_name:
used_keys.add(source_name)
for key in client.scan_iter(match="user_strategy:*"):
source_name = client.hget(key, 'strategy_source')
if source_name:
used_keys.add(source_name)
if name_key in used_keys:
return self.render_json_response(
dict(state=False, error=u"[{}]已被使用，不能删除".format(name_key)))
client.hdel("CONFIG_SOURCE_MAP", name_key)
return self.render_json_response(dict(state=True, msg="ok"))
def post(self, request, *args, **kwargs):
form = self.form_class(data=request.POST)
if form.is_valid():
uuid_ = request.POST.get('rule')
name = "rule:{}".format(uuid_)
conn = get_redis_client()
id_ = conn.hget(name, 'id')
req_body = form.cleaned_data['req_body']
if not isinstance(req_body, list):
req_body = [req_body]
from risk_models.rule import calculate_rule
results = []
for req in req_body:
result, _ = calculate_rule(id_, req)
results.append(CONTROL_MAP[result])
if len(results) == 1:
results = results[0]
data = dict(state=True, data=results)
else:
data = dict(state=False, error=errors_to_dict(form.errors))
return self.render_json_response(data)
def add_element_to_menu(event_code,
menu_type,
dimension,
element,
end_time=None,
menu_desc=None):
"""
为名单中增加元素
:param str|unicode event_code: 名单项目code
:param str|unicode menu_type: 名单类型 black white gray
:param str|unicode dimension: 名单维度 user_id / ip / ...
:param str|unicode element: 放入名单的元素
:param datetime end_time: 失效时间
:param str|unicode menu_desc: 备注
:return:
"""
end_time = (end_time or datetime.now() + timedelta(hours=1))
menu_desc = menu_desc or get_sample_str(15)
payload = dict(end_time=end_time,
menu_desc=menu_desc,
menu_status=u"有效",
create_time=datetime.now(),
creator='test',
value=element,
event_code=event_code,
dimension=dimension,
menu_type=menu_type)
db = get_mongo_client()
insert_result = db['menus'].insert_one(payload)
redis_client = get_redis_client()
redis_key = build_redis_key(event_code,
dimension=dimension,
menu_type=menu_type)
if redis_key:
redis_client.sadd(redis_key, element)
return str(insert_result.inserted_id)
def get_all_strategy_configs(self):
client = get_redis_client()
return [
client.hgetall(name)
for name in client.scan_iter(match=self.key_prefix)
]
# coding=utf8
import json
from core.redis_client import get_redis_client
client = get_redis_client()
__all__ = ["get_source_largest_period"]
def _get_stategy_largest_period(strategy_type):
"""
获取strategy_type类型的策略最大时长
"""
# 1.在数据源和主体名称一致时，扫描strategy数据并获取最大时间段
uuid_source_body = {}
strategys = {}
for strategy_key in client.scan_iter(match=strategy_type + ":*"):
strategy_data = client.hgetall(strategy_key)
uuid = strategy_key.split(":")[-1]
source = strategy_data.get('strategy_source', '')
body = strategy_data.get('strategy_body', '')
uuid_source_body[uuid] = [source, body]
period = strategy_data.get("strategy_time") or strategy_data.get(
"strategy_day")
if period is None:
continue
key = "|".join(uuid_source_body[uuid])
strategys.setdefault(key, set()).add(int(period))
strategys_max = {}
for key in strategys:
strategys_max[key] = max(strategys[key])
