opcode/examples/sync-drift-detection/workflow.json at main · rendis/opcode · GitHub

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{
  "name": "sync-drift-detection",
  "description": "Fetch two data sources in parallel, compare hashes for drift, triage via reasoning, and sync if approved.",
  "category": "data",
  "features": ["parallel", "http", "crypto", "condition", "reasoning"],
  "input_schema": {
    "type": "object",
    "required": ["source_a_url", "source_b_url", "sync_url"],
    "properties": {
      "source_a_url": {
        "type": "string",
        "description": "URL for primary data source"
      },
      "source_b_url": {
        "type": "string",
        "description": "URL for secondary data source"
      },
      "sync_url": {
        "type": "string",
        "description": "URL to POST sync/load data to"
      }
    }
  },
  "definition": {
    "timeout": "5m",
    "on_timeout": "fail",
    "steps": [
      {
        "id": "fetch-a",
        "type": "action",
        "action": "http.get",
        "params": {
          "url": "${{inputs.source_a_url}}"
        },
        "timeout": "30s",
        "retry": {
          "max": 2,
          "backoff": "exponential",
          "delay": "1s"
        }
      },
      {
        "id": "fetch-b",
        "type": "action",
        "action": "http.get",
        "params": {
          "url": "${{inputs.source_b_url}}"
        },
        "timeout": "30s",
        "retry": {
          "max": 2,
          "backoff": "exponential",
          "delay": "1s"
        }
      },
      {
        "id": "hash-a",
        "type": "action",
        "action": "crypto.hash",
        "depends_on": ["fetch-a"],
        "params": {
          "algorithm": "sha256",
          "data": "${{steps.fetch-a.output.content_type}}"
        }
      },
      {
        "id": "hash-b",
        "type": "action",
        "action": "crypto.hash",
        "depends_on": ["fetch-b"],
        "params": {
          "algorithm": "sha256",
          "data": "${{steps.fetch-b.output.content_type}}"
        }
      },
      {
        "id": "check-drift",
        "type": "condition",
        "depends_on": ["hash-a", "hash-b"],
        "config": {
          "expression": "steps['hash-a'].hash != steps['hash-b'].hash",
          "branches": {
            "true": [
              {
                "id": "triage-drift",
                "type": "reasoning",
                "config": {
                  "prompt_context": "Drift has been detected between the two data sources. Review the changes and decide whether to approve an automatic sync or investigate manually.",
                  "options": [
                    { "id": "sync", "description": "Approve automatic sync to reconcile drift" },
                    { "id": "investigate", "description": "Hold sync, investigate differences manually" }
                  ],
                  "data_inject": {
                    "hash_a": "steps['hash-a'].hash",
                    "hash_b": "steps['hash-b'].hash",
                    "source_a": "inputs.source_a_url",
                    "source_b": "inputs.source_b_url"
                  },
                  "timeout": "1h",
                  "fallback": "investigate"
                }
              },
              {
                "id": "sync-data",
                "type": "action",
                "action": "http.post",
                "depends_on": ["triage-drift"],
                "condition": "steps['check-drift.true.triage-drift'].choice == 'sync'",
                "params": {
                  "url": "${{inputs.sync_url}}",
                  "body": {
                    "action": "sync",
                    "source": "${{inputs.source_a_url}}",
                    "hash_a": "${{steps.hash-a.output.hash}}",
                    "hash_b": "${{steps.hash-b.output.hash}}"
                  }
                },
                "timeout": "30s",
                "retry": {
                  "max": 2,
                  "backoff": "exponential",
                  "delay": "2s"
                }
              }
            ],
            "false": [
              {
                "id": "log-no-drift",
                "type": "action",
                "action": "workflow.log",
                "params": {
                  "message": "No drift detected between sources"
                }
              }
            ]
          }
        }
      }
    ]
  }
}