OpenStack Orchestration (Heat)
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#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
example_template = Template({
'A': RsrcDef({'a': 'initial'}, []),
'B': RsrcDef({}, []),
'C': RsrcDef({'!a': GetAtt('A', 'a'), 'b': 'val1'}, []),
'D': RsrcDef({'c': GetRes('C')}, []),
'E': RsrcDef({'ca': GetAtt('C', '!a')}, []),
})
engine.create_stack('foo', example_template)
engine.noop(5)
engine.call(verify, example_template)
example_template_updated = Template({
'A': RsrcDef({'a': 'updated'}, []),
'B': RsrcDef({}, []),
'C': RsrcDef({'!a': GetAtt('A', 'a'), 'b': 'val1'}, []),
'D': RsrcDef({'c': GetRes('C')}, []),
'E': RsrcDef({'ca': GetAtt('C', '!a')}, []),
})
engine.update_stack('foo', example_template_updated)
engine.noop(3)
engine.rollback_stack('foo')
engine.noop(12)
engine.call(verify, example_template)
example_template_final = Template({
'A': RsrcDef({'a': 'initial'}, []),
'B': RsrcDef({}, []),
'C': RsrcDef({'!a': GetAtt('A', 'a'), 'b': 'val2'}, []),
'D': RsrcDef({'c': GetRes('C')}, []),
'E': RsrcDef({'ca': GetAtt('C', '!a')}, []),
})
engine.update_stack('foo', example_template_final)
engine.noop(3)
engine.call(verify, example_template_final)
engine.noop(4)
engine.delete_stack('foo')
engine.noop(6)
engine.call(verify, Template({}))