README.md

cloud-platform-terraform-flow-logs

This module enables us to use AWS Flow logs: network traffic logs at VPC, subnet and ENI levels.

Usage

The module should be invoked in the cloud-platform-network folder.

  module "flow_logs"{
      source= "github.com/ministryofjustice/cloud-platform-terraform-flow-logs?ref=1.2"
      
      #  is_enabled=true
      #  vpc_id="my-vpc" 
      #  OR subnet_id=
      #  OR eni_id=
      #  traffic_type="ALL"
  }

Inputs

Name	Description	Type	Default	Required
is_enabled		bool	false	no
vpc_id	VPC ID as the source of the flow log	string		no
subnet_id	Subnet ID as the source of the flow log	string		no
eni_id	ENI ID as the source of the flow log	string		no
traffic_type	Type of network traffic to be logged	ACCEPT/REJECT/ALL	ALL	no

Tags

Some of the inputs are tags. All infrastructure resources need to be tagged according to the MOJ techincal guidance. The tags are stored as variables that you will need to fill out as part of your module.

Name	Description	Type	Default	Required
application		string	-	yes
business-unit	Area of the MOJ responsible for the service	string	mojdigital	yes
environment-name		string	-	yes
infrastructure-support	The team responsible for managing the infrastructure. Should be of the form team-email	string	-	yes
is-production		string	false	yes
team_name		string	-	yes

Outputs

Name	Description
s3_bucket_arn	S3 bucket arn containing the flow_logs
s3_bucket_id	S3 bucket id containing the flow_logs

Reading Material

TF documentation