[英]Terraform - Create Snapshot of EBS and then convert Snapshot to EBS and attach to an EC2
是否可以創建EBS卷的快照,拍攝該快照並將其轉換回EBS卷並通過Terraform將其附加到EC2?
我目前正在考慮在AWS中自動化我們的生產和測試環境,因此它們是相同的,我發現使用Terraform非常有用,但是我找不到有關如何實現此目標的任何文檔。
您可以使用aws_ebs_volume
和aws_volume_attachment
資源從快照創建EBS卷並將其附加到實例,而不會產生太多困難。
您還可以使用aws_ebs_snapshot
資源創建快照,或使用aws_ebs_snapshot
數據源動態獲取快照ID。
一個簡單的例子可能是這樣的:
data "aws_ebs_volume" "production_volume" {
most_recent = true
filter {
name = "volume-type"
values = ["gp2"]
}
filter {
name = "tag:Name"
values = ["Production"]
}
}
resource "aws_ebs_snapshot" "production_snapshot" {
volume_id = "${data.aws_ebs_volume.prod_volume.id}"
tags {
Name = "Production"
}
}
resource "aws_ebs_volume" "from_production_snapshot" {
availability_zone = "us-west-2a"
snapshot_id = "${aws_ebs_snapshot.production_snapshot.id}"
size = 40
tags {
Name = "Non-Production"
}
}
resource "aws_instance" "non_production" {
ami = "ami-21f78e11"
availability_zone = "us-west-2a"
instance_type = "t2.micro"
tags {
Name = "Non-Production"
}
}
resource "aws_volume_attachment" "non_production" {
device_name = "/dev/xvdf"
volume_id = "${aws_ebs_volume.from_production_snapshot.id}"
instance_id = "${aws_instance.non_production.id}"
}
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