rollup_getInfo

Returns useful L2-specific information about the current node.

Parameters:

None

Returns:

Object:

• mode: STRING - "sequencer" or "verifier" depending on the node's mode of operation

• syncing: BOOLEAN - true if the node is currently syncing, false otherwise

• ethContext: OBJECT

  • blockNumber: QUANTITY - Block number of the latest known L1 block

  • timestamp: QUANTITY - Timestamp of the latest known L1 block

• rollupContext: OBJECT

  • queueIndex: QUANTITY - Index within the CTC of the last L1 to L2 message ingested

  • index: QUANTITY - Index of the last L2 tx processed

  • verifiedIndex: QUANTITY - Index of the last tx that was ingested from a batch that was posted to L1

Example:

// Request
curl https://optimism.blockpi.network/v1/rpc/your-rpc-key -X POST -H "Content-Type: application/json" --data '{"jsonrpc":"2.0","method":"rollup_getInfo","params":[],"id":1}'

// Result
{
    "jsonrpc": "2.0",
    "id": 1,
    "result": {
        "mode": "verifier",
        "syncing": false,
        "ethContext": {
            "blockNumber": 16131692,
            "timestamp": 1670402841
        },
        "rollupContext": {
            "index": 46308439,
            "queueIndex": 227091,
            "verifiedIndex": 0
        }
    }
}