mkaczanowski / wormhole

Substrate Tendermint Bridge Chain

Wormhole

Wormhole is a substrate node containing tendermint-client pallet, which contains tendermint_light_client. Since this repository builds upon original node-template repository, you can read documentation on how to run the node here.

tendermint-client pallet interfaces

Extrinsics

tendermint-client pallet exposes following extrinsics to create a tendermint light client, and update the light client with new tendermint header and authority sets.

1. initClient(payload: Vec<u8>): Creates and initializes new tendermint light client. The payload is json encoded TMCreateClientPayload and if it is valid new light client is created and initialized.

2. updateClient(payload: Vec<u8>): Updates existing light client. The payload is json encoded TMUpdateClientPayload and if it is valid, client is updated with new height and new validator set.

Storage APIs

tendermint-client pallet exposes following storage apis to get the list of created clients and their status.

1. availableClients() -> Vec<Bytes>: Returns list of clients created till now.

2. clientInfoMap(Bytes) -> TMClientInfo: Returns information about particular client. Information is encoded TMClientInfo structure.