mirror of
https://github.com/xcat2/confluent.git
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216 lines
8.9 KiB
Python
216 lines
8.9 KiB
Python
# Copyright 2014 IBM Corporation
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# Copyright 2017 Lenovo
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import confluent.exceptions as exc
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import confluent.messages as msg
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import confluent.config.attributes as allattributes
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import confluent.util as util
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def retrieve(nodes, element, configmanager, inputdata):
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if nodes is not None:
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return retrieve_nodes(nodes, element, configmanager, inputdata)
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elif element[0] == 'nodegroups':
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return retrieve_nodegroup(
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element[1], element[3], configmanager, inputdata)
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def retrieve_nodegroup(nodegroup, element, configmanager, inputdata):
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try:
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grpcfg = configmanager.get_nodegroup_attributes(nodegroup)
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except KeyError:
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if not configmanager.is_nodegroup(nodegroup):
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raise exc.NotFoundException(
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'Invalid nodegroup: {0} not found'.format(nodegroup))
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raise
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if element == 'all':
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theattrs = set(allattributes.node).union(set(grpcfg))
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theattrs.add('nodes')
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for attribute in sorted(theattrs):
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if attribute == 'groups':
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continue
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if attribute == 'nodes':
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yield msg.ListAttributes(
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kv={'nodes': list(grpcfg.get('nodes', []))},
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desc="The nodes belonging to this group")
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continue
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if attribute in grpcfg:
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val = grpcfg[attribute]
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else:
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val = {'value': None}
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if attribute.startswith('secret.'):
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yield msg.CryptedAttributes(
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kv={attribute: val},
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desc=allattributes.node[attribute]['description'])
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elif isinstance(val, list):
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yield msg.ListAttributes(
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kv={attribute: val},
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desc=allattributes.node.get(
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attribute, {}).get('description', ''))
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else:
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yield msg.Attributes(
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kv={attribute: val},
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desc=allattributes.node.get(attribute, {}).get(
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'description', ''))
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if element == 'current':
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for attribute in sorted(list(grpcfg)):
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currattr = grpcfg[attribute]
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if attribute == 'nodes':
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desc = 'The nodes belonging to this group'
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elif attribute == 'noderange':
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desc = 'A dynamic noderange that this group refers to in noderange expansion'
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else:
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try:
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desc = allattributes.node[attribute]['description']
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except KeyError:
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desc = ''
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if 'value' in currattr or 'expression' in currattr:
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yield msg.Attributes(kv={attribute: currattr}, desc=desc)
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elif 'cryptvalue' in currattr:
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yield msg.CryptedAttributes(
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kv={attribute: currattr},
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desc=desc)
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elif isinstance(currattr, set):
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yield msg.ListAttributes(
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kv={attribute: list(currattr)},
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desc=desc)
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elif isinstance(currattr, list):
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yield msg.ListAttributes(
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kv={attribute: currattr},
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desc=desc)
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else:
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print attribute
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print repr(currattr)
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raise Exception("BUGGY ATTRIBUTE FOR NODEGROUP")
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def retrieve_nodes(nodes, element, configmanager, inputdata):
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attributes = configmanager.get_node_attributes(nodes)
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if element[-1] == 'all':
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for node in nodes:
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theattrs = set(allattributes.node).union(set(attributes[node]))
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for attribute in sorted(theattrs):
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if attribute in attributes[node]: # have a setting for it
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val = attributes[node][attribute]
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elif attribute == 'groups': # no setting, provide a blank
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val = []
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else: # no setting, provide a blank
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val = {'value': None}
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if attribute.startswith('secret.'):
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yield msg.CryptedAttributes(
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node, {attribute: val},
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allattributes.node.get(
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attribute, {}).get('description', ''))
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elif isinstance(val, list):
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yield msg.ListAttributes(
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node, {attribute: val},
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allattributes.node.get(
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attribute, {}).get('description', ''))
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else:
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yield msg.Attributes(
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node, {attribute: val},
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allattributes.node.get(
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attribute, {}).get('description', ''))
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elif element[-1] == 'current':
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for node in sorted(list(attributes)):
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for attribute in sorted(attributes[node].iterkeys()):
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currattr = attributes[node][attribute]
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try:
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desc = allattributes.node[attribute]['description']
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except KeyError:
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desc = ''
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if 'value' in currattr or 'expression' in currattr:
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yield msg.Attributes(node, {attribute: currattr}, desc)
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elif 'cryptvalue' in currattr:
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yield msg.CryptedAttributes(
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node, {attribute: currattr}, desc)
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elif isinstance(currattr, list):
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yield msg.ListAttributes(
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node, {attribute: currattr}, desc)
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else:
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print attribute
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print repr(currattr)
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raise Exception("BUGGY ATTRIBUTE FOR NODE")
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def update(nodes, element, configmanager, inputdata):
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if nodes is not None:
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return update_nodes(nodes, element, configmanager, inputdata)
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elif element[0] == 'nodegroups':
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return update_nodegroup(
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element[1], element[3], configmanager, inputdata)
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raise Exception("This line should never be reached")
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def update_nodegroup(group, element, configmanager, inputdata):
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try:
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clearattribs = []
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for attrib in inputdata.attribs.iterkeys():
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if inputdata.attribs[attrib] is None:
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clearattribs.append(attrib)
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for attrib in clearattribs:
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del inputdata.attribs[attrib]
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if clearattribs:
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configmanager.clear_group_attributes(group, clearattribs)
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configmanager.set_group_attributes({group: inputdata.attribs})
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except ValueError as e:
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raise exc.InvalidArgumentException(str(e))
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return retrieve_nodegroup(group, element, configmanager, inputdata)
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def _expand_expression(nodes, configmanager, inputdata):
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expression = inputdata.get_attributes(list(nodes)[0])
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if type(expression) is dict:
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expression = expression['expression']
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if type(expression) is dict:
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expression = expression['expression']
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pernodeexpressions = {}
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try:
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for expanded in configmanager.expand_attrib_expression(nodes,
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expression):
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pernodeexpressions[expanded[0]] = expanded[1]
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for node in util.natural_sort(pernodeexpressions):
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yield msg.KeyValueData({'value': pernodeexpressions[node]}, node)
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except (SyntaxError, ValueError) as e:
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raise exc.InvalidArgumentException(
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'Bad confluent expression syntax (must use "{{" and "}}" if not '
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'desiring confluent expansion): ' + str(e))
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def create(nodes, element, configmanager, inputdata):
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if nodes is not None and element[-1] == 'expression':
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return _expand_expression(nodes, configmanager, inputdata)
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def update_nodes(nodes, element, configmanager, inputdata):
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updatedict = {}
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for node in nodes:
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updatenode = inputdata.get_attributes(node)
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clearattribs = []
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if updatenode:
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for attrib in updatenode.iterkeys():
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if updatenode[attrib] is None:
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clearattribs.append(attrib)
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if len(clearattribs) > 0:
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for attrib in clearattribs:
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del updatenode[attrib]
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configmanager.clear_node_attributes([node], clearattribs)
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updatedict[node] = updatenode
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try:
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configmanager.set_node_attributes(updatedict)
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except ValueError as e:
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raise exc.InvalidArgumentException(str(e))
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return retrieve(nodes, element, configmanager, inputdata)
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