目录
[5、terraform 预览,在执行实际变更前,先展示下要做什么](#5、terraform 预览,在执行实际变更前,先展示下要做什么)
1、使用下列命令安装terraform
bash
yum install -y yum-utils
yum-config-manager --add-repo https://rpm.releases.hashicorp.com/RHEL/hashicorp.repo
yum -y install terraform
2、安装后,查看版本
bash
terraform --version
3、编辑tf文件
TypeScript
详细的配置信息可以参考terraform官网:
https://registry.terraform.io/providers/aliyun/alicloud/latest/docs
示例如下:
bash
# Configure the AliCloud Provider
provider "alicloud" {
access_key = var.access_key
secret_key = var.secret_key
# If not set, cn-beijing will be used.
region = var.region
}
variable "name" {
default = "terraform-example"
}
data "alicloud_zones" "default" {
available_disk_category = "cloud_efficiency"
available_resource_creation = "VSwitch"
}
# Create a new ECS instance for VPC
resource "alicloud_vpc" "vpc" {
vpc_name = var.name
cidr_block = "172.16.0.0/16"
}
resource "alicloud_vswitch" "vswitch" {
vpc_id = alicloud_vpc.vpc.id
cidr_block = "172.16.0.0/24"
zone_id = data.alicloud_zones.default.zones.0.id
vswitch_name = var.name
}
# Create a new Security in a VPC
resource "alicloud_security_group" "group" {
name = var.name
description = "foo"
vpc_id = alicloud_vpc.vpc.id
}
# Create a kms to encrypt the disk
resource "alicloud_kms_key" "key" {
description = "Hello KMS"
pending_window_in_days = "7"
status = "Enabled"
}
resource "alicloud_instance" "instance" {
# cn-beijing
availability_zone = data.alicloud_zones.default.zones.0.id
security_groups = alicloud_security_group.group.*.id
# series III
instance_type = "ecs.n4.large"
system_disk_category = "cloud_efficiency"
system_disk_name = var.name
system_disk_description = "system_disk_description"
image_id = "ubuntu_18_04_64_20G_alibase_20190624.vhd"
instance_name = var.name
vswitch_id = alicloud_vswitch.vswitch.id
internet_max_bandwidth_out = 10
data_disks {
name = "data-disk"
size = 20
category = "cloud_efficiency"
description = "disk-description"
encrypted = true
kms_key_id = alicloud_kms_key.key.id
}
}
4、初始化
terraform init

***注: 上面的 提示可以不用管。如果想彻底解决就更新 required_providers 中的 source 为 aliyun/alicloud 即可.
5、terraform 预览,在执行实际变更前,先展示下要做什么
terraform plan
6、创建实例
terraform apply

成功,如下图所示

7、如果想清理创建的实例,则执行
bash
terraform destroy