Module difficulty

Get context and calculate difficulty for the next block.

Constants

EXTRA_TIME_TO_MINE_A_BLOCK

The amount of extra time we allow for a miner to mine a standard difficulty block on testnet.

Functions

adjust_difficulty_and_time_for_testnet 🔒

Adjust the difficulty and time for the testnet minimum difficulty rule.

best_relevant_chain_and_history_tree 🔒

Do a consistency check by checking the finalized tip before and after all other database queries.

difficulty_time_and_history_tree 🔒

Returns the GetBlockTemplateChainInfo for the supplied relevant_chain, tip, network, and history_tree.

get_block_template_chain_info

Returns the GetBlockTemplateChainInfo for the current best chain.

solution_rate

Accepts a non_finalized_state, ZebraDb, num_blocks, and a block hash to start at.