Rule

ATLAS rules or atl files follow YAML syntax. It has at most 4 keys: meta, modules, scripts and chain.

meta:
    name: "Hello World"
    description: "Traditional way to start."
    version: "1.0"

chain:
    printer_subchain:
        input: 'Hello World, P.S. ATLAS.'
        func: printer

Note

chain is the only section that a valid rule must contain.