| Stone, Avi (as206k) | 879e94b | 2018-04-12 16:41:45 +0300 | [diff] [blame] | 1 | from toscalib.templates.constant import * |
| 2 | from toscalib.templates.property_item import PropertyItem |
| 3 | import logging |
| 4 | |
| 5 | class CapabilityItem(object): |
| 6 | def __init__(self, definition): |
| 7 | self.name = definition.name |
| 8 | self.type = definition.type |
| 9 | self.definition = definition |
| 10 | self.properties = {} |
| 11 | self.id = PropertyItem(definition.id) |
| 12 | self.sub_pointer = None |
| 13 | self.parent_node = None |
| 14 | for prop in definition.properties.keys(): |
| 15 | self.properties[prop] = PropertyItem(definition.properties[prop]) |
| 16 | |
| 17 | def _parse_pre_defined_content(self, content): |
| 18 | if content is None: |
| 19 | return |
| 20 | # if content.has_key(CAP_PROPERTIES): |
| 21 | if CAP_PROPERTIES in content: |
| 22 | prop_sec = content[CAP_PROPERTIES] |
| 23 | for prop_name in prop_sec.keys(): |
| 24 | prop_item = self._get_property_item(prop_name) |
| 25 | if prop_item is not None: |
| 26 | prop_item._assign(prop_sec[prop_name]) |
| 27 | |
| 28 | def _propagate_substitution_value(self): |
| 29 | converge = True |
| 30 | for prop_item in iter(self.properties.values()): |
| 31 | converge = converge and prop_item._propagate_substitution_value() |
| 32 | |
| 33 | if self.sub_pointer is None: |
| 34 | return converge |
| 35 | |
| 36 | if self.id.value is None: |
| 37 | old_val = None |
| 38 | else: |
| 39 | old_val = self.id.value._get_value()[0] |
| 40 | |
| 41 | if isinstance(self.sub_pointer, PropertyItem): |
| 42 | if self.sub_pointer.value is None: |
| 43 | logging.warning( 'Something is wrong, the cap id mapping target'+ self.sub_pointer.name+ ' should have a value!') |
| 44 | return converge |
| 45 | self.id._direct_assign(self.sub_pointer.value) |
| 46 | from toscalib.templates.node import Node |
| 47 | if isinstance(self.sub_pointer, Node): |
| 48 | if self.sub_pointer.id is None or self.sub_pointer.id.value is None: |
| 49 | logging.warning( 'Something is wrong, the cap id mapping target'+ self.sub_pointer.name+ ' should have a value!') |
| 50 | return converge |
| 51 | self.id._direct_assign(self.sub_pointer.id.value) |
| 52 | |
| 53 | if self.id.value is None: |
| 54 | new_val = None |
| 55 | else: |
| 56 | new_val = self.id.value._get_value()[0] |
| 57 | return converge and (old_val == new_val) |
| 58 | |
| 59 | def _get_property_item(self, prop_name): |
| 60 | # if self.properties.has_key(prop_name): |
| 61 | if prop_name in self.properties: |
| 62 | return self.properties[prop_name] |
| 63 | else: |
| 64 | logging.warning('Capability: '+ self.name+ ' of type: '+ self.type+ ' has no property: '+ prop_name) |
| 65 | return None |
| 66 | |
| 67 | def _validate_capability(self, cap_name): |
| 68 | return self.definition._validate_capability(cap_name) |
| 69 | |
| 70 | def _update_parent_node(self, parent): |
| 71 | self.parent_node = parent |
| 72 | for prop in iter(self.properties.values()): |
| 73 | prop._update_parent_node(parent) |