Terraform is a powerful infrastructure as code (IaC) tool that enables you to define and manage your cloud infrastructure in a declarative manner. One of the key features of Terraform is the ability to use variables, which allow you to parameterize your
terraform plan/apply 执行时需要给输入变量赋值的定义语法如下: variable"image_id"{type=string} variable"namespace"{ description ="k8s namespace"} terraform apply variables.tf文件如下: terraform plan/apply 执行时不需要给输入变量赋值的定义语法如下: variable"availability_zone_names"{type= list(string)de...
例如，如果为 variables.tf 文件中的变量定义的类型为 bool，则必须将 true 或 false 指定为该变量在 terraform.tfvars 文件中的值。# This is an example of the terraform.tfvars file.# The values in this file must match the variable types declared in variables.tf.# The values in this file overrid...
Terraform 0.12 introduces a powerful type system that module authors can use to specify expected types for input variables. This forces values to be validated and converted properly if possible. This also improves the error messages shown to users of a module. Terraform has always supported a very...
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# Instance types variables variable "cpu_core_count" { description = "CPU core count is used to fetch instance types." default = 2 } variable "memory_size" { description = "Memory size used to fetch instance types." default = 4 } # VPC variables variable "vpc_name" { description = ...
The information in Terraform variables is saved independently from the deployment plans, which makes the values easy to read and edit from a single file. In this guide, we’ll go over the types of available variables in Terraform, how to define them, and how to put them to use. You can...
上述示例中,"instance_types"是一个列表类型的输入变量,它的默认值为["t2.micro", "t2.small"]。 在Terraform配置文件中使用定义的输入变量。例如,可以在资源定义中使用该变量来创建多个实例: 代码语言:txt 复制 resource "aws_instance" "example" { ...
如何设置 variables? 通过在命令行配置:terraform apply -var="prefix=values" 指定配置文件:terraform apply -var-file="testing.tfvars" 环境变量(推荐):export TF_VAR_prefix=values 定义的默认值 交互式输入 优先级从上(1最高) 到下(5最低) 对值进行覆盖。
通过json文件来定义模板,创建文件ubuntu18.04,其中主要分builders,provisioners和variables三个部分,builders中用来定义虚机模板的硬件配置,网络配置等信息。provisioners用于处理预安装软件的情形,variables则定义变量。以下是一个例子,省略了部分信息。 { "builders": [ ...