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iam_role.tf
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iam_role.tf
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#https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_role
resource "aws_iam_role" "lambda_role" {
name = "${var.name}-lambda-role"
assume_role_policy = jsonencode({
Version = "2012-10-17"
Statement = [
{
Action = "sts:AssumeRole"
Effect = "Allow"
Sid = ""
Principal = {
Service = "lambda.amazonaws.com"
}
},
]
})
}
#https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_policy
resource "aws_iam_policy" "lambda_policy" {
name = "${var.name}-lambda-policy"
path = "/"
description = "AWS IAM policy for the lambda role."
policy = jsonencode({
Version = "2012-10-17"
Statement = [
{
Effect = "Allow",
Action = [
"ssm:GetParameters",
"ssm:GetParameter"
],
Resource = [aws_ssm_parameter.parameter.arn]
},
{
Effect = "Allow",
Action = [
"logs:CreateLogStream",
"logs:PutLogEvents"
],
Resource = [local.cloudwatch_log_group_arn]
},
{
Effect = "Allow",
Action = [
"kms:Decrypt"
]
Resource = [aws_kms_key.encryption_rest.arn]
}
]
})
}
#https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_role_policy_attachment
resource "aws_iam_role_policy_attachment" "lambda_policy_attachement" {
role = aws_iam_role.lambda_role.name
policy_arn = aws_iam_policy.lambda_policy.arn
}