4 # Thierry Parmentelat - INRIA
6 from PLC.Faults import *
7 from PLC.Parameter import Parameter
8 from PLC.Filter import Filter
9 from PLC.Table import Row, Table
10 from PLC.Nodes import Node, Nodes
11 from PLC.TagTypes import TagType, TagTypes
15 Representation of a row in the node_tag.
16 To use, instantiate with a dict of values.
19 table_name = 'node_tag'
20 primary_key = 'node_tag_id'
22 'node_tag_id': Parameter(int, "Node tag identifier"),
23 'node_id': Node.fields['node_id'],
24 'hostname' : Node.fields['hostname'],
25 'tag_type_id': TagType.fields['tag_type_id'],
26 'value': Parameter(str, "Node tag value"),
27 'tagname': TagType.fields['tagname'],
28 'description': TagType.fields['description'],
29 'category': TagType.fields['category'],
30 'min_role_id': TagType.fields['min_role_id'],
33 class NodeTags(Table):
35 Representation of row(s) from the node_tag table in the
39 def __init__(self, api, node_tag_filter = None, columns = None):
40 Table.__init__(self, api, NodeTag, columns)
42 sql = "SELECT %s FROM view_node_tags WHERE True" % \
43 ", ".join(self.columns)
45 if node_tag_filter is not None:
46 if isinstance(node_tag_filter, (list, tuple, set, int, long)):
47 node_tag_filter = Filter(NodeTag.fields, {'node_tag_id': node_tag_filter})
48 elif isinstance(node_tag_filter, dict):
49 node_tag_filter = Filter(NodeTag.fields, node_tag_filter)
51 raise PLCInvalidArgument, "Wrong node tag filter %r"%node_tag_filter
52 sql += " AND (%s) %s" % node_tag_filter.sql(api)