terraform_kms.tf

resource "aws_kms_key" "my-kms-key" {
  description         = "My KMS Keys for Data Encryption"
  enable_key_rotation = true

  tags {
    Name = "my-kms-keys"
  }

  policy = <<EOF
{
  "Version": "2012-10-17",
  "Id": "key-consolepolicy-3",
  "Statement": [
    {
      "Sid": "Enable IAM User Permissions",
      "Effect": "Allow",
      "Principal": {
        "AWS": "arn:aws:iam::123456789:root"
      },
      "Action": "kms:*",
      "Resource": "*"
    },
    {
      "Sid": "Allow access for Key Administrators",
      "Effect": "Allow",
      "Principal": {
          "AWS": [
          "arn:aws:iam::123456789:user/plakhera"
        ]
      },
      "Action": [
        "kms:Create*",
        "kms:Describe*",
        "kms:Enable*",
        "kms:List*",
        "kms:Put*",
        "kms:Update*",
        "kms:Revoke*",
        "kms:Disable*",
        "kms:Get*",
        "kms:Delete*",
        "kms:TagResource",
        "kms:UntagResource",
        "kms:ScheduleKeyDeletion",
        "kms:CancelKeyDeletion"
      ],
      "Resource": "*"
    },
    {
      "Sid": "Allow use of the key",
      "Effect": "Allow",
            "Principal": {
          "AWS": [
          "arn:aws:iam::123456789:user/plakhera"

        ]
      },
      "Action": [
        "kms:Encrypt",
        "kms:Decrypt",
        "kms:ReEncrypt*",
        "kms:GenerateDataKey*",
        "kms:DescribeKey"
      ],
      "Resource": "*"
    },
    {
      "Sid": "Allow attachment of persistent resources",
      "Effect": "Allow",
            "Principal": {
          "AWS": [
          "arn:aws:iam::123456789:user/plakhera",

        ]
      },
      "Action": [
        "kms:CreateGrant",
        "kms:ListGrants",
        "kms:RevokeGrant"
      ],
      "Resource": "*"
    }
  ]
}
EOF
}

resource "aws_kms_alias" "smc-kms-alias" {
  target_key_id = "${aws_kms_key.my-kms-key.key_id}"
  name          = "alias/my-terraform-final-encryption-key"
}