feat: add genesis file generator example #629
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TucksonDev
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…m/OffchainLabs/arbitrum-orbit-sdk into add-genesis-file-generator-script
gzeoneth
requested changes
Nov 5, 2025
| 1. Install dependencies | ||
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| ```bash | ||
| yarn install |
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need to also yarn install in project root and yarn build for sdk dist
spsjvc
reviewed
Nov 19, 2025
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| const genesisAssertionState = { | ||
| globalState: { | ||
| bytes32Vals: [genesisBlockHash as `0x${string}`, sendRootHash as `0x${string}`] as [ | ||
| `0x${string}`, | ||
| `0x${string}`, | ||
| ], | ||
| // Set inbox position to 1 | ||
| u64Vals: [1n, 0n] as [bigint, bigint], | ||
| }, | ||
| machineStatus: 0, // Running | ||
| endHistoryRoot: toHex(0, { size: 32 }), | ||
| }; |
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prepareGenesisAssertionState(params: { genesisBlockHash: Hex, sendRootHash: Hex }): GenesisAssertionState
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| const genesisHashesStr = genesisHashes.toString(); | ||
| const genesisBlockHash = genesisHashesStr.split(',')[0].split(':')[1].trim(); | ||
| const sendRootHash = genesisHashesStr.split(',')[1].split(':')[1].trim(); |
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if we don't end up creating a function that wraps the call to run the docker container, we might do something like this:
parseGenesisHashes(hashes: Hex)
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| const genesisHashes = execSync( | ||
| `docker run -v $(pwd):/data/genesisDir --entrypoint genesis-generator ${nitroNodeImage} --genesis-json-file /data/genesisDir/genesis.json --initial-l1-base-fee ${l1BaseFee}`, | ||
| ); |
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if we want to wrap a docker run command
prepareGenesisHashes(params: {
genesis,
nitroNodeImageTag,
initialParentBaseFee
})
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| execSync( | ||
| `docker build -t genesis-file-generator https://github.com/OffchainLabs/genesis-file-generator.git`, | ||
| ); | ||
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| // Generate genesis file | ||
| console.log(`Generate genesis file...`); | ||
| execSync(`docker run --env-file ./.env genesis-file-generator > genesis.json`); |
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if we want to wrap a docker run command
prepareGenesis(chainConfig: ChainConfig): Genesis
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This PR adds an example script to generate a genesis.json file and obtain the genesis information, making use of the genesis-file-generator script.