nested-stack

问题 Using nested stacks is a best practice in AWS CloudFormation, and indeed they solve many problems (code reuse, stack limits, etc). When updating a stack (either through UpdateStack or ChangeSets), one can provide UsePreviousTemplate=True in order to instruct CloudFormation to use whatever template is currently live for the stack. This is useful if all you want to is update some parameters, and especially if you have some automated script doing the update (we update a parameter with the SHA of

问题 Using nested stacks is a best practice in AWS CloudFormation, and indeed they solve many problems (code reuse, stack limits, etc). When updating a stack (either through UpdateStack or ChangeSets), one can provide UsePreviousTemplate=True in order to instruct CloudFormation to use whatever template is currently live for the stack. This is useful if all you want to is update some parameters, and especially if you have some automated script doing the update (we update a parameter with the SHA of