feat: Terragrunt KMS module #96
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Creates the Customer Managed Keys (CMKs) that are used to encypt/decrypt CloudWatch and DynamoDB data.
Scratch: kms✅ Terraform Format: Plan: 2 to add, 0 to change, 0 to destroyShow planResource actions are indicated with the following symbols:
+ create
Terraform will perform the following actions:
# aws_kms_key.cloudwatch will be created
+ resource "aws_kms_key" "cloudwatch" {
+ arn = (known after apply)
+ bypass_policy_lockout_safety_check = false
+ customer_master_key_spec = "SYMMETRIC_DEFAULT"
+ description = "CloudWatch Log Group Key"
+ enable_key_rotation = true
+ id = (known after apply)
+ is_enabled = true
+ key_id = (known after apply)
+ key_usage = "ENCRYPT_DECRYPT"
+ policy = jsonencode(
{
+ Statement = [
+ {
+ Action = "kms:*"
+ Effect = "Allow"
+ Principal = {
+ AWS = "arn:aws:iam::722713121070:root"
}
+ Resource = "*"
+ Sid = "Enable IAM User Permissions"
},
+ {
+ Action = [
+ "kms:ReEncrypt*",
+ "kms:GenerateDataKey*",
+ "kms:Encrypt*",
+ "kms:Describe*",
+ "kms:Decrypt*",
]
+ Effect = "Allow"
+ Principal = {
+ Service = "logs.ca-central-1.amazonaws.com"
}
+ Resource = "*"
+ Sid = ""
},
+ {
+ Action = [
+ "kms:GenerateDataKey*",
+ "kms:Decrypt",
]
+ Effect = "Allow"
+ Principal = {
+ Service = "cloudwatch.amazonaws.com"
}
+ Resource = "*"
+ Sid = "Allow_CloudWatch_for_CMK"
},
+ {
+ Action = [
+ "kms:ReEncrypt*",
+ "kms:GenerateDataKey*",
+ "kms:Encrypt*",
+ "kms:Describe*",
+ "kms:Decrypt*",
]
+ Effect = "Allow"
+ Principal = {
+ Service = "events.amazonaws.com"
}
+ Resource = "*"
+ Sid = "CloudwatchEvents"
},
]
+ Version = "2012-10-17"
}
)
+ tags = {
+ "CostCentre" = "forms-platform-scratch"
+ "Terraform" = "true"
}
+ tags_all = {
+ "CostCentre" = "forms-platform-scratch"
+ "Terraform" = "true"
}
}
# aws_kms_key.dynamo_db will be created
+ resource "aws_kms_key" "dynamo_db" {
+ arn = (known after apply)
+ bypass_policy_lockout_safety_check = false
+ customer_master_key_spec = "SYMMETRIC_DEFAULT"
+ description = "KMS key for DynamoDB encryption"
+ enable_key_rotation = true
+ id = (known after apply)
+ is_enabled = true
+ key_id = (known after apply)
+ key_usage = "ENCRYPT_DECRYPT"
+ policy = jsonencode(
{
+ Statement = [
+ {
+ Action = "kms:*"
+ Effect = "Allow"
+ Principal = {
+ AWS = "arn:aws:iam::722713121070:root"
}
+ Resource = "*"
+ Sid = "Enable IAM User Permissions"
},
+ {
+ Action = [
+ "kms:ReEncrypt*",
+ "kms:GenerateDataKey*",
+ "kms:Encrypt",
+ "kms:DescribeKey",
+ "kms:Decrypt",
+ "kms:CreateGrant",
]
+ Condition = {
+ StringLike = {
+ kms:ViaService = [
+ "dynamodb.*.amazonaws.com",
]
}
}
+ Effect = "Allow"
+ Principal = {
+ AWS = "arn:aws:iam::722713121070:root"
}
+ Resource = "*"
+ Sid = "Allow access through Amazon DynamoDB for all principals in the account that are authorized to use Amazon DynamoDB"
},
+ {
+ Action = [
+ "kms:List*",
+ "kms:Get*",
+ "kms:Describe*",
]
+ Effect = "Allow"
+ Principal = {
+ Service = "dynamodb.amazonaws.com"
}
+ Resource = "*"
+ Sid = "Allow DynamoDB to get information about the CMK"
},
]
+ Version = "2012-10-17"
}
)
+ tags = {
+ "CostCentre" = "forms-platform-scratch"
+ "Terraform" = "true"
}
+ tags_all = {
+ "CostCentre" = "forms-platform-scratch"
+ "Terraform" = "true"
}
}
Plan: 2 to add, 0 to change, 0 to destroy.
Changes to Outputs:
+ kms_key_cloudwatch_arn = (known after apply)
+ kms_key_dynamodb_arn = (known after apply)
─────────────────────────────────────────────────────────────────────────────
Saved the plan to: plan.tfplan
To perform exactly these actions, run the following command to apply:
terraform apply "plan.tfplan"
Show Conftest results9 tests, 9 passed, 0 warnings, 0 failures, 0 exceptions
|
Moro-Code
approved these changes
Nov 3, 2021
This was referenced Sep 11, 2023
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Summary
Creates the Customer Managed Keys (CMKs) that are used to
encypt/decrypt CloudWatch and DynamoDB data.
Also includes Terraform static analysis workflow with checkov.
Ref: original source for module is 014e912
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