heat.engine.update module

heat.engine.update module

class heat.engine.update.StackUpdate(existing_stack, new_stack, previous_stack, rollback=False)[source]

Bases: object

A Task to perform the update of an existing stack to a new template.


Return the Dependencies graph for the update.

Returns a Dependencies object representing the dependencies between update operations to move from an existing stack definition to a new one.

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