有没有办法在请求实例之前获取实例类型(例如 t3.medium)可用的可用区?我正在尝试运行 following code对于某些区域,它失败并显示以下错误:
Error: Error launching source instance: Unsupported: Your requested instance type (t3.micro) is not supported in your requested Availability Zone (us-east-1e). Please retry your request by not specifying an Availability Zone or choosing us-east-1a, us-east-1b, us-east-1c, us-east-1d, us-east-1f.
显然,我可以手动将可用区域指定为受支持的区域之一,但我想最小化硬编码可用区域。
最佳答案
正如评论中提到的,如果您愿意在首选类型不可用的情况下启动不同类型的实例,那么您可以使用 aws_ec2_instance_type_offering
data source改为回退到 t2
受影响的可用区中的实例系列。
以下 Terraform 代码将输出可用区映射到允许的实例类型,首选 t3.micro
但回落到 t2.micro
s在哪里t3
家庭不可用:
provider "aws" {
region = "us-east-1"
}
data "aws_availability_zones" "all" {}
data "aws_ec2_instance_type_offering" "example" {
for_each = toset(data.aws_availability_zones.all.names)
filter {
name = "instance-type"
values = ["t2.micro", "t3.micro"]
}
filter {
name = "location"
values = [each.value]
}
location_type = "availability-zone"
preferred_instance_types = ["t3.micro", "t2.micro"]
}
output "foo" {
value = { for az, details in data.aws_ec2_instance_type_offering.example : az => details.instance_type }
}
这输出:foo = {
"us-east-1a" = "t3.micro"
"us-east-1b" = "t3.micro"
"us-east-1c" = "t3.micro"
"us-east-1d" = "t3.micro"
"us-east-1e" = "t2.micro"
"us-east-1f" = "t3.micro"
}
您应该能够遍历可用性区域以设置 aws_instance
的实例类型,而不是仅仅输出它。资源。或者,您可以过滤输出以将其减少为可以提供
t3
的可用区列表。通过将输出更改为以下内容来实例系列:output "foo" {
value = keys({ for az, details in data.aws_ec2_instance_type_offering.example : az => details.instance_type if details.instance_type == "t3.micro" })
}
这将输出以下内容,跳过不包含 t3
的可用区实例族:foo = [
"us-east-1a",
"us-east-1b",
"us-east-1c",
"us-east-1d",
"us-east-1f",
]
关于amazon-web-services - Terraform:如何仅在支持请求的实例类型的区域中请求 AWS EC2 实例?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/63969173/