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Blueprint Engine

Plugin Architecture and Resolution

Section titled “Plugin Architecture and Resolution”

The resolution process occurs in two stages:

diagram

Execution Orchestration and DAG Planning

Section titled “Execution Orchestration and DAG Planning”
  1. Lifecycle Execution: For each node in the sorted order, the engine executes standard lifecycle operations in sequence:

State Management and Idempotency

Section titled “State Management and Idempotency”

Idempotency is achieved through two mechanisms:

Catalog and Artifact Signing

Section titled “Catalog and Artifact Signing”

The CSAR structure includes:

  • TOSCA-Metadata/TOSCA.meta: Metadata file.
  • manifest.json: Contains SHA-256 hashes for all files, enabling partial verification.