Coverage for /pythoncovmergedfiles/medio/medio/usr/local/lib/python3.8/site-packages/c7n/filters/multiattr.py: 30%

1# Copyright The Cloud Custodian Authors. 

2# SPDX-License-Identifier: Apache-2.0 

3 

4from c7n.exceptions import PolicyValidationError 

5from .core import Filter, ValueFilter 

6 

7 

8class MultiAttrFilter(Filter): 

9 

10 multi_attrs = set() 

11 

12 def validate(self): 

13 delta = set(self.data.keys()).difference(self.multi_attrs) 

14 delta.remove('type') 

15 if 'match-operator' in delta: 

16 delta.remove('match-operator') 

17 if delta: 

18 raise PolicyValidationError( 

19 "filter:{} unknown keys {} on {}".format( 

20 self.type, ", ".join(delta), self.manager.data)) 

21 

22 def process(self, resources, event=None): 

23 matched = [] 

24 attr_filters = list(self.get_attr_filters()) 

25 match_op = self.data.get('match-operator', 'and') == 'and' and all or any 

26 for r in resources: 

27 target = self.get_target(r) 

28 if match_op([bool(af(target)) for af in attr_filters]): 

29 matched.append(r) 

30 return matched 

31 

32 def get_target(self, resource): 

33 """Return the resource, or related resource that should be attribute matched. 

34 """ 

35 return resource 

36 

37 def get_attr_filters(self): 

38 """Return an iterator resource attribute filters configured. 

39 """ 

40 for f in self.data.keys(): 

41 if f not in self.multi_attrs: 

42 continue 

43 fv = self.data[f] 

44 if isinstance(fv, dict): 

45 fv['key'] = f 

46 else: 

47 fv = {f: fv} 

48 vf = ValueFilter(fv) 

49 vf.annotate = False 

50 yield vf