Rollkit

Sunrise's Data Availability Layer supports Layer 2 blockchains created using Rollkit

This is a guide to connecting an L2 chain created using Rollkit to Sunrise chain with Sunrise Data. Data Availability layer is supported in Sunrise v0.3.1-rc1 and later.

How to run Sunrise Rollkit

As an example, here is how to use Rollkit to create an L2 chain and run it on the Sunrise's Data Availability Layer.

Dependencies

Dependencies and general installation instructions for Ubuntu 22.04.

Set up Sunrise Data

Rollkit support is provided via a server included in sunrise-data. See Rollkit documentation for the role of the DA server.

See Sunrise Data document to set it up. By default, the GRPC server for Rollkit support listens on port 7980.

Run Rollkit

1. Clone rollkit repo

   cd ~
   git clone https://github.com/rollkit/rollkit.git
   cd rollkit
   git checkout v0.14.1 # latest major version
   make install

2. Start rollkit chain Use --rollkit.da_address option to connect to the DA server. The other port specification options are used to avoid conflicts when running sunrised locally. See Rollkit documentation for other chain configuration.

   rollkit start --rollkit.aggregator \
   --rollkit.sequencer_rollup_id sunrise \
   --rollkit.da_address grpc://localhost:7980 \
   --p2p.laddr tcp://0.0.0.0:25656 --rpc.laddr tcp://127.0.0.1:25657

3. Work

Links

• Rollkit