August 2019
Beginner
608 pages
16h 7m
English
Before Terraform executes the API calls to AWS that create or delete resources, it first parses your .tf files and generates a graph of the resources it is going to change. It then checks what is already in Amazon and compares the two. It will then ask for confirmation. It is always a good plan to do a dry run first, which can be done with the plan feature:
$ terraform plan Refreshing Terraform state in-memory prior to plan... The refreshed state will be used to calculate this plan, but will not be persisted to local or remote state storage. tls_private_key.privkey: Refreshing state... (ID: 874768c0573f85ee35688f91b96793940376786c) ...
After building graphs and doing a comparison, ...
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