Arbitrum Nitro
==============

.. note::
    Deployed as a Docker container using ``docker compose``.
    Configuration is managed through a ``docker-compose.yml`` Jinja2 template in the ``/host_vars`` folder.

Arbitrum Nitro is Offchain Labs' L2 rollup node for the Arbitrum One network.
It requires an Ethereum L1 execution RPC and beacon endpoint to operate.

For additional information see `Arbitrum Nitro docs <https://docs.arbitrum.io/run-arbitrum-node/run-full-node>`_

Deployment Vars
---------------

Secrets
*******

None required.

Host variables
**************

``nitro_l1_rpc_url``:
    * Required
    * L1 (Ethereum mainnet) execution RPC endpoint

``nitro_l1_beacon_url``:
    * Required
    * L1 (Ethereum mainnet) beacon chain endpoint (used for blob retrieval)

``nitro_image_tag``:
    * Optional, default to ``v3.10.2-db30ef0``
    * Docker image tag for the ``offchainlabs/nitro-node`` image

``nitro_init_mode``:
    * Optional, default to ``pruned``
    * Snapshot mode used to seed an empty database on first run.
    * Accepted values: ``pruned``, ``archive``