It's … If you haven't upgraded and need a Terraform 0.11.x-compatible version of this module, the last released version intended for Terraform 0.11.x is 0.8.0. Flow log data can be published to Amazon CloudWatch Logs or Amazon S3. Please enable Javascript to use this application terraform-aws-cloudwatch-flow-logs. 6 comments Labels. Update: When the S3 bucket is reconfigured to use AES-256 as the default encryption (instead of KMS) the VPC flow logs get written normally. Both accounts seem to have the same configuration, so I can't figure out why it works in the sandbox, but fails in my terraformed account. By clicking “Post Your Answer”, you agree to our terms of service, privacy policy and cookie policy, 2020 Stack Exchange, Inc. user contributions under cc by-sa, https://devops.stackexchange.com/questions/11623/troubleshooting-vpc-flow-logs-with-an-s3-bucket-using-sse-kms-encryption-with-cm/11624#11624, Troubleshooting VPC flow logs with an S3 bucket using SSE-KMS encryption with CMK, Required CMK key policy for use with SSE-KMS buckets. The text was updated successfully, but these errors were encountered: Hi @acdha, thank you for creating this issue. If the flow log captures data for a VPC, the flow log publishes flow log records for all of the network interfaces in the selected VPC. Note to future self (and others): to have the aws_cloudwatch_log_group data source behave on-par with the resource's ARN handling, this would need to be handled in the next major release as it introduces a breaking-change. See the modules directory for the various sub modules usage. We will configure publishing of the collected data to Amazon CloudWatch Logs group but S3 can also be used as destination. AWS VPC flow logs. So it's definitely a KMS problem. By using our site, you acknowledge that you have read and understand our Cookie Policy, Privacy Policy, and our Terms of Service. CloudFormation, Terraform, and AWS CLI Templates: Enable VPC Flow Logs for an existing VPC, subnet or network interface. AWS defines flow log as: VPC Flow Logs is a feature that enables you to capture information about the IP traffic going to and from network interfaces in your VPC. Usage You can go to the examples folder, however the usage of the module could be like this in your own main.tf file: This account is configured the same way with AWS-KMS on the S3 bucket. Enabling VPC Flow Logs. I'm at a loss here. This project is part of our comprehensive "SweetOps" approach towards DevOps. privacy statement. hashicorp/terraform-provider-aws latest version 3.14.1. That is exactly what I did and it’s working well. If you or someone who comes across this issue wants to submit a PR with the documentation update we'll be happy to review it 😄, I'm going to leave this issue open in the meantime as it can still be addressed in the data-source code but further down the line in the next major release 👍. On this page We waited literally years for Terraform 0.12 that brought for loops, dynamic expressions and HCL revamp, but we did not get promised iterations on modules, which were released with Terraform 0.13. AWS VPC provides features that help with security using security groups, network access control list, flow logs. terraform-aws-vpc / vpc-flow-logs.tf Go to file Go to file T; Go to line L; Copy path Cannot retrieve contributors at this time. Overview Documentation ... aws_ flow_ log aws_ internet_ gateway aws_ main_ route_ table_ association aws_ nat_ gateway aws_ network_ acl ... vpc_id - (Optional) The ID of the requester VPC of the specific VPC Peering Connection to retrieve. Published 7 days ago. After the script completes, check out the flow log collector configuration in the IBM Cloud Console. just a follow-up question @acdha: did the workaround not behave as expected in Terraform 0.13 vs. 0.12? Terraform module for enabling flow logs for vpc and subnets. Conditional creation Sometimes you need to have a way to create VPC resources conditionally but Terraform does not allow to use count inside module block, so the solution is to specify argument create_vpc . aws_flow_log. VPC Flow Log. You signed in with another tab or window. Three years ago, we have been doing cloud infrastructures with Terraform 0.11. You can also provide a link from the web. KMS key policy includes a statement that allows usage by VPC Flow logs as instructed by Required CMK key policy for use with SSE-KMS buckets. Most configurations are based on CIS Amazon Web Services Foundations v1.3.0 and AWS Foundational Security Best Practices v1.0.0. VPC flow logs don’t make sense without a VPC and therefore are good candidates to be included in a VPC module. If you need to have VPC Flow Logs for subnet or ENI, you have to manage it outside of this module with aws_flow_log resource. Successfully merging a pull request may close this issue. string "VPC-Flow-Logs-Publisher" no: vpc_iam_role_policy_name: The name of the IAM Role Policy which VPC Flow Logs will use. Terraform Aws Secure Baseline is a terraform module to set up your AWS account with the secure baseline configuration based on CIS Amazon Web Services Foundations.. Terraform Module Registry. Even after trying many permutations of policies for KMS and the S3 bucket, the flow logger still always ends up in Access error status. breaking-change documentation enhancement service/cloudwatch service/cloudwatchlogs service/ec2. A terraform module to set up your AWS account with the reasonably secure configuration baseline. Flow Logs enables you to capture information about the IP traffic going to and from network interfaces in your VPC. The flow log will capture IP traffic information for a given VPC, subnet, or Elastic Network Interface (ENI). Sure thing @acdha! Have a question about this project? Flow logs can be configured to capture all traffic, only traffic that is accepted, or only traffic that is rejected. Logs are sent to a CloudWatch Log Group or a S3 Bucket. By default, the record includes values for the different components of the IP flow, including the source, destination, and protocol. ... $ terraform import aws_flow_log.test_flow_log fl-1a2b3c4d Terraform 0.11.7 . 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