Module offchain

Off-chain logic for creating a proof based data provided by on-chain logic.

Validator-set extracting an iterator from an off-chain worker stored list containing historical validator-sets. Based on the logic of historical slashing, but the validation is done off-chain. Use fn store_current_session_validator_set_to_offchain() to store the required data to the offchain validator set. This is used in conjunction with ProvingTrie and the off-chain indexing API.

Functions

keep_newest

Keep the newest n items, and prune all items older than that.

prove_session_membership

Create a proof based on the data available in the off-chain database.

prune_older_than

Attempt to prune anything that is older than first_to_keep session index.