[英]Best way to convert cloudformation serverless template into Terraform
我正在嘗試將serverless framework
YML 文件轉換為 Terraform 腳本。
這是我第一次使用terraform
,我對基礎設施也沒有太多經驗。
我的 Terraform 出現了一些錯誤,但我的問題更多是關於我的方法。
是否有更好/更簡單/更智能的方法在 Terraform 中編寫相同的無服務器 yml?
也許那里的模塊會讓我的生活更輕松。
地形
# Lambda invoke function role data
data "aws_iam_policy_document" "lambda_invoke_function_role" {
version = "2012-10-17"
statement {
sid = ""
effect = "Allow"
actions = ["sts:AssumeRole"]
principals {
service = "lambda.amazonaws.com"
}
}
}
# Lambda ec2
data "aws_iam_policy_document" "ec2_lambda_policies_role" {
version = "2012-10-17"
statement {
sid = ""
effect = "Allow"
actions = [
"ec2:CreateNetworkInterface",
"ec2:DescribeNetworkInterfaces",
"ec2:DetachNetworkInterface",
"ec2:DeleteNetworkInterface"
]
resources = "*"
}
}
# Lambda allow invoke
data "aws_iam_policy_document" "allow_invoke_role" {
version = "2012-10-17"
statement {
sid = ""
effect = "Allow"
actions = [
"lambda:InvokeFunction"
]
resources = "*"
}
}
# Lambda invoke function role
resource "aws_iam_role" "lambda_invoke_function_role" {
name = "lambdaRole"
assume_role_policy = "${data.aws_iam_policy_document.lambda_invoke_function_role.json}"
}
# EC2 ##############################################################################
resource "aws_iam_policy" "ec2_lambda_policies_policy" {
name = "ec2LambdaPolicy"
assume_role_policy = "${data.aws_iam_policy_document.ec2_lambda_policies_role.json}"
}
resource "aws_iam_role_policy_attachment" "ec2_lambda_policies_policy_attachment" {
role = "${aws_iam_role.lambda_invoke_function_role.name}"
policy_arn = "${aws_iam_policy.ec2_lambda_policies_policy.arn}"
}
###############################################################################
# Allow Invoke #####################################################################
resource "aws_iam_policy" "allow_invoke_policy" {
name = "allowInvokePolicy"
assume_role_policy = "${data.aws_iam_policy_document.allow_invoke_role.json}"
}
resource "aws_iam_role_policy_attachment" "allow_invoke_policy_attachment" {
role = "${aws_iam_role.lambda_invoke_function_role.name}"
policy_arn = "${aws_iam_policy.allow_invoke_policy.arn}"
}
###############################################################################
# Lambda invoke function role policy attachment
resource "aws_iam_role_policy_attachment" "aws_lambda_basic_execution_role" {
role = "${aws_iam_role.lambda_invoke_function_role.name}"
policy_arn = "arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole"
}
# Lambda invoke function role policy attachment
resource "aws_iam_role_policy_attachment" "aws_lambda_vpc_access_execution_role" {
role = "${aws_iam_role.lambda_invoke_function_role.name}"
policy_arn = "arn:aws:iam::aws:policy/service-role/AWSLambdaVPCAccessExecutionRole"
}
無服務器 YML(雲形成)
LambdaRole:
Type: AWS::IAM::Role
Properties:
Path: '/'
RoleName: LambdaRole
AssumeRolePolicyDocument:
Version: '2012-10-17'
Statement:
- Effect: Allow
Principal:
Service:
- lambda.amazonaws.com
Action: sts:AssumeRole
Policies:
- PolicyName: ec2LambdaPolicies
PolicyDocument:
Version: '2012-10-17'
Statement:
- Effect: Allow
Action:
- ec2:CreateNetworkInterface
- ec2:DescribeNetworkInterfaces
- ec2:DetachNetworkInterface
- ec2:DeleteNetworkInterface
Resource: "*"
- PolicyName: 'AllowInvoke'
PolicyDocument:
Version: '2012-10-17'
Statement:
- Effect: 'Allow'
Action: 'lambda:InvokeFunction'
Resource: '*'
ManagedPolicyArns:
- arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
- arn:aws:iam::aws:policy/service-role/AWSLambdaVPCAccessExecutionRole
您可能想看看cf-to-tf ,它將雲形成轉換為 terraform。
cf-to-tf --stack foobarbaz config | json2hcl | cf-to-tf clean-hcl | terraform fmt -
這將從 AWS 導入您的堆棧foobarbaz
並將其轉換為 terraform 並將其打印到標准輸出。
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