76 lines
3.4 KiB
Plaintext
76 lines
3.4 KiB
Plaintext
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graph TB
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subgraph Network["Hyperledger Besu Network<br/>QBFT Consensus<br/>4 Validator Nodes"]
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V1["🔐 Validator Node 1<br/>Port: 8545<br/>RPC Endpoint"]
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V2["🔐 Validator Node 2<br/>Port: 8546"]
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V3["🔐 Validator Node 3<br/>Port: 8547"]
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V4["🔐 Validator Node 4<br/>Port: 8548"]
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end
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subgraph SmartContracts["Smart Contracts"]
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LicenseNFT["📋 LicenseRequestNFT<br/>(ERC-721 Soulbound)<br/>• tokenId<br/>• licenseHash<br/>• metadata URI<br/>• issuerDept"]
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ApprovalMgr["✅ ApprovalManager<br/>• recordApproval()<br/>• rejectRequest()<br/>• requestChanges()<br/>• getApprovalChain()"]
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DeptRegistry["🏢 DepartmentRegistry<br/>• registerDept()<br/>• setApprovers()<br/>• getApprovers()<br/>• deptMetadata"]
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WorkflowRegistry["⚙️ WorkflowRegistry<br/>• defineWorkflow()<br/>• getWorkflow()<br/>• workflowStates<br/>• transitions"]
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end
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subgraph OnChain["On-Chain Data"]
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Accounts["💰 Accounts & Balances"]
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NFTState["🎖️ NFT State<br/>tokenId → Owner<br/>tokenId → Metadata"]
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Approvals["✅ Approval Records<br/>licenseHash → ApprovalChain"]
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end
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subgraph OffChain["Off-Chain Data<br/>PostgreSQL + MinIO"]
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DocMeta["📄 Document Metadata<br/>• documentId<br/>• licenseHash<br/>• uploadedBy<br/>• uploadDate<br/>• status"]
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LicenseReq["📋 License Request Details<br/>• requestId<br/>• applicantInfo<br/>• documents<br/>• notes"]
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WorkflowState["⚙️ Workflow State<br/>• currentState<br/>• stateHistory<br/>• timestamps<br/>• transitions"]
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DocFiles["📦 Actual Files<br/>• PDFs (MinIO)<br/>• Images<br/>• Proofs"]
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end
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subgraph DataLink["Data Linking"]
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Hash["🔗 Content Hashing<br/>SHA-256<br/>Document → Hash<br/>Immutable Link"]
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end
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subgraph Consensus["Consensus: QBFT"]
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QBFTInfo["Quorum Byzantine<br/>Fault Tolerant<br/>Requires 3/4 validators<br/>~1 block/12s"]
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end
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V1 -->|Peer Connection| V2
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V1 -->|Peer Connection| V3
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V1 -->|Peer Connection| V4
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V2 -->|Peer Connection| V3
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V2 -->|Peer Connection| V4
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V3 -->|Peer Connection| V4
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V1 -->|Deploy/Call| SmartContracts
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V2 -->|Deploy/Call| SmartContracts
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V3 -->|Deploy/Call| SmartContracts
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V4 -->|Deploy/Call| SmartContracts
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SmartContracts -->|Store State| OnChain
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LicenseNFT -->|Emit Events| OnChain
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ApprovalMgr -->|Record| OnChain
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DeptRegistry -->|Maintain| OnChain
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WorkflowRegistry -->|Track| OnChain
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Hash -->|Link Via Hash| LicenseReq
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Hash -->|Store Hash| OnChain
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DocMeta -->|Contains Hash| Hash
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LicenseReq -->|Store Details| OffChain
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WorkflowState -->|Track Off-Chain| OffChain
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DocFiles -->|Reference Via Hash| OffChain
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Hash -.->|Immutable Anchor| NFTState
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LicenseReq -.->|Linked to NFT| LicenseNFT
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V1 -->|Consensus| Consensus
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V2 -->|Consensus| Consensus
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V3 -->|Consensus| Consensus
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V4 -->|Consensus| Consensus
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style Network fill:#dc2626,stroke:#991b1b,stroke-width:2px,color:#fff
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style SmartContracts fill:#2563eb,stroke:#1e40af,stroke-width:2px,color:#fff
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style OnChain fill:#7c3aed,stroke:#5b21b6,stroke-width:2px,color:#fff
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style OffChain fill:#8b5cf6,stroke:#6d28d9,stroke-width:2px,color:#fff
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style DataLink fill:#06b6d4,stroke:#0891b2,stroke-width:2px,color:#fff
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style Consensus fill:#f59e0b,stroke:#d97706,stroke-width:2px,color:#fff
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