A command line tool to validate configuration files using rules specified in YAML. The configuration files can be one of several formats: Terraform, JSON, YAML, with support for Kubernetes. There are built-in rules provided for Terraform, and custom files can be used for other formats.
✏️ config-lint: Up and Running
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Install the latest version of config-lint on macOS using Homebrew:
brew tap stelligent/tap
brew install config-lintOr manually on Linux:
curl -L https://github.com/stelligent/config-lint/releases/latest/download/config-lint_Linux_x86_64.tar.gz | tar xz -C /usr/local/bin config-lint
chmod +rx /usr/local/bin/config-lintRun the built-in ruleset against your Terraform files. For instance if you want to run config-lint against our example files:
config-lint -terraform example-files/configYou will see failure and warning violations in the output like this:
[
{
"AssertionMessage": "viewer_certificate[].cloudfront_default_certificate | [0] should be 'false', not ''",
"Category": "resource",
"CreatedAt": "2020-04-15T19:24:33Z",
"Filename": "example-files/config/cloudfront.tf",
"LineNumber": 10,
"ResourceID": "s3_distribution",
"ResourceType": "aws_cloudfront_distribution",
"RuleID": "CLOUDFRONT_MINIMUM_SSL",
"RuleMessage": "CloudFront Distribution must use TLS 1.2",
"Status": "FAILURE"
},
...You can find more install options in our installation guide.