Terraform modules: Difference between revisions
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A terraform module is a collection of <code>*.tf</code> files within a specific directory. | A terraform module is a collection of <code>*.tf</code> files within a specific directory.<br> | ||
A '''root module''' is defined at the root of your project. | |||
= Input Variables = | |||
<blockquote> | |||
Input variables expose optional configuration to the commandline interface.<br> | |||
They are defined in the root module, within <code>variable</code> blocks. | |||
<syntaxhighlight lang="tf"> | |||
variable "image_id" { | |||
type = string | |||
} | |||
variable "availability_zone_names" { | |||
type = list(string) | |||
default = ["us-west-1a"] | |||
} | |||
</syntaxhighlight> | |||
Modify variables on CLI | |||
<syntaxhighlight lang="bash"> | |||
terraform apply -var="image_id=foobar" | |||
</syntaxhighlight> | |||
</blockquote><!-- Input Variables --> | |||
Revision as of 17:37, 25 September 2022
A terraform module is a collection of *.tf files within a specific directory.
A root module is defined at the root of your project.
Input Variables
Input variables expose optional configuration to the commandline interface.
They are defined in the root module, withinvariableblocks.variable "image_id" { type = string } variable "availability_zone_names" { type = list(string) default = ["us-west-1a"] }Modify variables on CLI
terraform apply -var="image_id=foobar"
