Release v0.5.0

Features

• Load all instances of CloudFormationLintRule in a file. Class doesn't need to match the filename anymore
• Allow load yaml to accept a string allowing people to use cfn-lint as a module
• Add rule W6001 to test outputs that are just using an import value
• Update specs to ones released on August 10, 2018

Fixes

• Update E2507 to support conditions and using get_values to test all condition paths
• Update E2521, E2523 to support conditions and using get_values to test all condition paths
• Rewrite E2503 to support intrinsic functions and conditions and lower case protocols
• Fix E1018 to support Sub inside a Split function
• Fix E3003 description messages to be more informative
• Fix E3001 to not require parameters when CreationPolicy is used
• Fix SAM region when no region is available from a local AWS profile or environment variable.

Release v0.4.2

Features

• Update rule E3020 to support AAAA record checks

Fixes

• Fix many rules that would fail if a sub parameter had a space at the beginning or end
• Fix crashing issues when trying to get resources that aren't properly configured

Release v0.4.1

Features

• Update CloudFormation Specs to July 20th, 2018

Fixes

• Fix an issue with Exclusive resource properties and RDS with Snapshot and Password

Release v0.4.0

Features

• Update CloudFormation specs to July 16th, 2018
• Support comma lists for regions, append rules, and ignore check parameters
• Added documentation explaining Resource Specification based rules

Fixes

• Fix a bunch of typos across many different rules
• Support DeepCopy with Template and custom String classes used for marking up templates
• Fix Rule E3002 to support CommaDelimitedList when looking for List Parameters
• Fix core engine to check that something is a Dict instead of assuming it is

Release v0.3.5

Features

• Update CloudFormation Specs to July 12th, 2018
• Rule E7012 added to check the limits of attributes in a Mapping
• Rule E2012 added to check maximum size of a parameter value
• Rule E1003 added to check the maximum length of the template Description
• Guide created to help new users write new rules

Fixes

• Catch KeyError when trying to discover the line and column number of an error
• Update Lambda rules to support dotnet core
• Fix rule E1017 so we unpack first element of select as a dict
• Fix rule E1024 to support ImportValue and appropriately checking number for the last element

Release v0.3.3

Features

• Support for Yaml C Parser when available.
• Catch rule processing errors and raise a lint error in their place.
• Add rules for the limit on Parameter, Mapping, Resource and Output names
• Add Rule W3005 to warn for when DependsOn is specified but not needed
• Add Rule E2509 to check if Security Group Descriptions are properly configured
• Add source_url to rules so rule reference documentation can be provided

Fixes

• Fixed issues when Conditions had lists for values
• Fixed issue where underscore was allowed for AlphaNumeric names

Release v0.3.2

Features

• Try/Catch added to rule processing so code failures in rules won't crash cfn-lint
• Parse YAML files using C parser when available. Greatly speeds up YAML parsing.

Fixes

• Template class updated to handle conditions where lists are in the true/false values
• Fix regex for checking Resource, Output, etc. names to not include underscore

Release v0.3.1

Features

• Update rule E3020 to validate A recordsets

Fixes

• Require "aws-sam-translator" dependency be at least 1.6.0
• Add support for wildcards in rule E3013
• Support conditions in Lists for rule E3002
• Include filename when we run into Null and Duplicate values when parsing yaml
• Rule W2510 now allows for AllowedValues instead of just Min/MaxValue for compliance of Lambda MemorySize
• Rule E2530 updated to checked AllowedValues for compliance of Lambda MemorySize

Release v0.3.0

Features

• Serverless Transforms now handled by SAM libraries
• Add Rule E2508: Add checks for IAM
  • Managed Policies attached to IAM user, group or role can't be more than 10
  • An IAM user can be a member of no more than 10 groups
  • There can only be 1 role in an instance profile
  • AssumeRolePolicyDocument size is less than <2048 characters
• Add Rule E1002: Check overall template size to make sure its below
• Add Rule E3013: CloudFront aliases should contain valid domain names
• Add Rule E3020: Check if all RecordSets are correctly configured
  • Strings end and start with double quotes
  • Size is less than 256 characters
  • Record Types are within the specification
• Short hand parameter switches and no longer need --template

Fixes

• Don't report a Condition not being used if it is used by another Condition

Release v0.2.2

Fixes

• Fixed issues with Yaml and Json parsing for complex strings in Python 2.7
• Added eu-central-1 Availability Zones to acceptable AZ list
• Added nodejs8.10 to supported Lambda
• Added Version as an attribute for a Custom Resource
• Parseable output is now colon(:) delimited