a5c-ai CloudFormation Analyzer Skill
Overview
Validates and analyzes AWS CloudFormation templates including security scanning with cfn-nag, resource dependency analysis, and cost estimation.
Capabilities
- Validate CloudFormation templates
- Security scanning (cfn-nag)
- Resource dependency analysis
- Cost estimation
- Best practice linting
- Drift detection support
- Stack change set analysis
Target Processes
- iac-review
- cloud-architecture-design
Input Schema
{
"type": "object",
"required": ["templatePath"],
"properties": {
"templatePath": {
"type": "string",
"description": "Path to CloudFormation template"
},
"mode": {
"type": "string",
"enum": ["validate", "security", "cost", "all"],
"default": "all"
},
"options": {
"type": "object",
"properties": {
"parametersFile": {
"type": "string",
"description": "Path to parameters file"
},
"region": {
"type": "string",
"default": "us-east-1"
},
"failOnWarning": {
"type": "boolean",
"default": false
}
}
}
}
}
Output Schema
{
"type": "object",
"properties": {
"valid": {
"type": "boolean"
},
"resources": {
"type": "array",
"items": {
"type": "object",
"properties": {
"logicalId": { "type": "string" },
"type": { "type": "string" },
"dependencies": { "type": "array" }
}
}
},
"securityFindings": {
"type": "array",
"items": {
"type": "object",
"properties": {
"rule": { "type": "string" },
"severity": { "type": "string" },
"resource": { "type": "string" },
"message": { "type": "string" }
}
}
},
"estimatedCost": {
"type": "object",
"properties": {
"monthly": { "type": "number" },
"breakdown": { "type": "array" }
}
}
}
}
Usage Example
{
kind: 'skill',
skill: {
name: 'cloudformation-analyzer',
context: {
templatePath: 'infrastructure/main.yaml',
mode: 'all',
options: {
region: 'us-east-1'
}
}
}
}