# beacon_chain # Copyright (c) 2018-2023 Status Research & Development GmbH # Licensed and distributed under either of # * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT). # * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0). # at your option. This file may not be copied, modified, or distributed except according to those terms. import stew/[byteutils, base10], chronicles import ".."/beacon_node, ".."/spec/forks, "."/rest_utils export rest_utils logScope: topics = "rest_config" proc installConfigApiHandlers*(router: var RestRouter, node: BeaconNode) = template cfg(): auto = node.dag.cfg let cachedForkSchedule = RestApiResponse.prepareJsonResponse(getForkSchedule(cfg)) cachedConfigSpec = RestApiResponse.prepareJsonResponse( ( # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.3/presets/mainnet/phase0.yaml MAX_COMMITTEES_PER_SLOT: Base10.toString(MAX_COMMITTEES_PER_SLOT), TARGET_COMMITTEE_SIZE: Base10.toString(TARGET_COMMITTEE_SIZE), MAX_VALIDATORS_PER_COMMITTEE: Base10.toString(MAX_VALIDATORS_PER_COMMITTEE), SHUFFLE_ROUND_COUNT: Base10.toString(SHUFFLE_ROUND_COUNT), HYSTERESIS_QUOTIENT: Base10.toString(HYSTERESIS_QUOTIENT), HYSTERESIS_DOWNWARD_MULTIPLIER: Base10.toString(HYSTERESIS_DOWNWARD_MULTIPLIER), HYSTERESIS_UPWARD_MULTIPLIER: Base10.toString(HYSTERESIS_UPWARD_MULTIPLIER), SAFE_SLOTS_TO_UPDATE_JUSTIFIED: Base10.toString(SAFE_SLOTS_TO_UPDATE_JUSTIFIED), MIN_DEPOSIT_AMOUNT: Base10.toString(MIN_DEPOSIT_AMOUNT), MAX_EFFECTIVE_BALANCE: Base10.toString(MAX_EFFECTIVE_BALANCE), EFFECTIVE_BALANCE_INCREMENT: Base10.toString(EFFECTIVE_BALANCE_INCREMENT), MIN_ATTESTATION_INCLUSION_DELAY: Base10.toString(MIN_ATTESTATION_INCLUSION_DELAY), SLOTS_PER_EPOCH: Base10.toString(SLOTS_PER_EPOCH), MIN_SEED_LOOKAHEAD: Base10.toString(MIN_SEED_LOOKAHEAD), MAX_SEED_LOOKAHEAD: Base10.toString(MAX_SEED_LOOKAHEAD), EPOCHS_PER_ETH1_VOTING_PERIOD: Base10.toString(EPOCHS_PER_ETH1_VOTING_PERIOD), SLOTS_PER_HISTORICAL_ROOT: Base10.toString(SLOTS_PER_HISTORICAL_ROOT), MIN_EPOCHS_TO_INACTIVITY_PENALTY: Base10.toString(MIN_EPOCHS_TO_INACTIVITY_PENALTY), EPOCHS_PER_HISTORICAL_VECTOR: Base10.toString(EPOCHS_PER_HISTORICAL_VECTOR), EPOCHS_PER_SLASHINGS_VECTOR: Base10.toString(EPOCHS_PER_SLASHINGS_VECTOR), HISTORICAL_ROOTS_LIMIT: Base10.toString(HISTORICAL_ROOTS_LIMIT), VALIDATOR_REGISTRY_LIMIT: Base10.toString(VALIDATOR_REGISTRY_LIMIT), BASE_REWARD_FACTOR: Base10.toString(BASE_REWARD_FACTOR), WHISTLEBLOWER_REWARD_QUOTIENT: Base10.toString(WHISTLEBLOWER_REWARD_QUOTIENT), PROPOSER_REWARD_QUOTIENT: Base10.toString(PROPOSER_REWARD_QUOTIENT), INACTIVITY_PENALTY_QUOTIENT: Base10.toString(INACTIVITY_PENALTY_QUOTIENT), MIN_SLASHING_PENALTY_QUOTIENT: Base10.toString(MIN_SLASHING_PENALTY_QUOTIENT), PROPORTIONAL_SLASHING_MULTIPLIER: Base10.toString(PROPORTIONAL_SLASHING_MULTIPLIER), MAX_PROPOSER_SLASHINGS: Base10.toString(MAX_PROPOSER_SLASHINGS), MAX_ATTESTER_SLASHINGS: Base10.toString(MAX_ATTESTER_SLASHINGS), MAX_ATTESTATIONS: Base10.toString(MAX_ATTESTATIONS), MAX_DEPOSITS: Base10.toString(MAX_DEPOSITS), MAX_VOLUNTARY_EXITS: Base10.toString(MAX_VOLUNTARY_EXITS), # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.4/presets/mainnet/altair.yaml INACTIVITY_PENALTY_QUOTIENT_ALTAIR: Base10.toString(INACTIVITY_PENALTY_QUOTIENT_ALTAIR), MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR: Base10.toString(MIN_SLASHING_PENALTY_QUOTIENT_ALTAIR), PROPORTIONAL_SLASHING_MULTIPLIER_ALTAIR: Base10.toString(PROPORTIONAL_SLASHING_MULTIPLIER_ALTAIR), SYNC_COMMITTEE_SIZE: Base10.toString(uint64(SYNC_COMMITTEE_SIZE)), EPOCHS_PER_SYNC_COMMITTEE_PERIOD: Base10.toString(EPOCHS_PER_SYNC_COMMITTEE_PERIOD), MIN_SYNC_COMMITTEE_PARTICIPANTS: Base10.toString(uint64(MIN_SYNC_COMMITTEE_PARTICIPANTS)), UPDATE_TIMEOUT: Base10.toString(UPDATE_TIMEOUT), # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.4/presets/mainnet/bellatrix.yaml INACTIVITY_PENALTY_QUOTIENT_BELLATRIX: Base10.toString(INACTIVITY_PENALTY_QUOTIENT_BELLATRIX), MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX: Base10.toString(MIN_SLASHING_PENALTY_QUOTIENT_BELLATRIX), PROPORTIONAL_SLASHING_MULTIPLIER_BELLATRIX: Base10.toString(PROPORTIONAL_SLASHING_MULTIPLIER_BELLATRIX), MAX_BYTES_PER_TRANSACTION: Base10.toString(uint64(MAX_BYTES_PER_TRANSACTION)), MAX_TRANSACTIONS_PER_PAYLOAD: Base10.toString(uint64(MAX_TRANSACTIONS_PER_PAYLOAD)), BYTES_PER_LOGS_BLOOM: Base10.toString(uint64(BYTES_PER_LOGS_BLOOM)), MAX_EXTRA_DATA_BYTES: Base10.toString(uint64(MAX_EXTRA_DATA_BYTES)), # https://github.com/ethereum/consensus-specs/blob/v1.2.0-rc.1/configs/mainnet.yaml PRESET_BASE: cfg.PRESET_BASE, CONFIG_NAME: cfg.name(), TERMINAL_TOTAL_DIFFICULTY: toString(cfg.TERMINAL_TOTAL_DIFFICULTY), TERMINAL_BLOCK_HASH: $cfg.TERMINAL_BLOCK_HASH, TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH: Base10.toString(uint64(TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH)), MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: Base10.toString(cfg.MIN_GENESIS_ACTIVE_VALIDATOR_COUNT), MIN_GENESIS_TIME: Base10.toString(cfg.MIN_GENESIS_TIME), GENESIS_FORK_VERSION: "0x" & $cfg.GENESIS_FORK_VERSION, GENESIS_DELAY: Base10.toString(cfg.GENESIS_DELAY), ALTAIR_FORK_VERSION: "0x" & $cfg.ALTAIR_FORK_VERSION, ALTAIR_FORK_EPOCH: Base10.toString(uint64(cfg.ALTAIR_FORK_EPOCH)), BELLATRIX_FORK_VERSION: "0x" & $cfg.BELLATRIX_FORK_VERSION, BELLATRIX_FORK_EPOCH: Base10.toString(uint64(cfg.BELLATRIX_FORK_EPOCH)), CAPELLA_FORK_VERSION: "0x" & $cfg.CAPELLA_FORK_VERSION, CAPELLA_FORK_EPOCH: Base10.toString(uint64(cfg.CAPELLA_FORK_EPOCH)), DENEB_FORK_VERSION: "0x" & $cfg.DENEB_FORK_VERSION, DENEB_FORK_EPOCH: Base10.toString(uint64(cfg.DENEB_FORK_EPOCH)), SECONDS_PER_SLOT: Base10.toString(SECONDS_PER_SLOT), SECONDS_PER_ETH1_BLOCK: Base10.toString(cfg.SECONDS_PER_ETH1_BLOCK), MIN_VALIDATOR_WITHDRAWABILITY_DELAY: Base10.toString(cfg.MIN_VALIDATOR_WITHDRAWABILITY_DELAY), SHARD_COMMITTEE_PERIOD: Base10.toString(cfg.SHARD_COMMITTEE_PERIOD), ETH1_FOLLOW_DISTANCE: Base10.toString(cfg.ETH1_FOLLOW_DISTANCE), INACTIVITY_SCORE_BIAS: Base10.toString(cfg.INACTIVITY_SCORE_BIAS), INACTIVITY_SCORE_RECOVERY_RATE: Base10.toString(cfg.INACTIVITY_SCORE_RECOVERY_RATE), EJECTION_BALANCE: Base10.toString(cfg.EJECTION_BALANCE), MIN_PER_EPOCH_CHURN_LIMIT: Base10.toString(cfg.MIN_PER_EPOCH_CHURN_LIMIT), CHURN_LIMIT_QUOTIENT: Base10.toString(cfg.CHURN_LIMIT_QUOTIENT), PROPOSER_SCORE_BOOST: Base10.toString(PROPOSER_SCORE_BOOST), DEPOSIT_CHAIN_ID: Base10.toString(cfg.DEPOSIT_CHAIN_ID), DEPOSIT_NETWORK_ID: Base10.toString(cfg.DEPOSIT_NETWORK_ID), DEPOSIT_CONTRACT_ADDRESS: $cfg.DEPOSIT_CONTRACT_ADDRESS, # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.3/specs/phase0/beacon-chain.md#constants # GENESIS_SLOT # GENESIS_EPOCH # FAR_FUTURE_EPOCH # BASE_REWARDS_PER_EPOCH # DEPOSIT_CONTRACT_TREE_DEPTH # JUSTIFICATION_BITS_LENGTH # ENDIANNESS BLS_WITHDRAWAL_PREFIX: to0xHex([BLS_WITHDRAWAL_PREFIX]), ETH1_ADDRESS_WITHDRAWAL_PREFIX: to0xHex([ETH1_ADDRESS_WITHDRAWAL_PREFIX]), DOMAIN_BEACON_PROPOSER: to0xHex(DOMAIN_BEACON_PROPOSER.data), DOMAIN_BEACON_ATTESTER: to0xHex(DOMAIN_BEACON_ATTESTER.data), DOMAIN_RANDAO: to0xHex(DOMAIN_RANDAO.data), DOMAIN_DEPOSIT: to0xHex(DOMAIN_DEPOSIT.data), DOMAIN_VOLUNTARY_EXIT: to0xHex(DOMAIN_VOLUNTARY_EXIT.data), DOMAIN_SELECTION_PROOF: to0xHex(DOMAIN_SELECTION_PROOF.data), DOMAIN_AGGREGATE_AND_PROOF: to0xHex(DOMAIN_AGGREGATE_AND_PROOF.data), # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.3/specs/altair/beacon-chain.md#constants TIMELY_SOURCE_FLAG_INDEX: to0xHex([byte(TIMELY_SOURCE_FLAG_INDEX)]), TIMELY_TARGET_FLAG_INDEX: to0xHex([byte(TIMELY_TARGET_FLAG_INDEX)]), TIMELY_HEAD_FLAG_INDEX: to0xHex([byte(TIMELY_HEAD_FLAG_INDEX)]), TIMELY_SOURCE_WEIGHT: Base10.toString(uint64(TIMELY_SOURCE_WEIGHT)), TIMELY_TARGET_WEIGHT: Base10.toString(uint64(TIMELY_TARGET_WEIGHT)), TIMELY_HEAD_WEIGHT: Base10.toString(uint64(TIMELY_HEAD_WEIGHT)), SYNC_REWARD_WEIGHT: Base10.toString(uint64(SYNC_REWARD_WEIGHT)), PROPOSER_WEIGHT: Base10.toString(uint64(PROPOSER_WEIGHT)), WEIGHT_DENOMINATOR: Base10.toString(uint64(WEIGHT_DENOMINATOR)), DOMAIN_SYNC_COMMITTEE: to0xHex(DOMAIN_SYNC_COMMITTEE.data), DOMAIN_SYNC_COMMITTEE_SELECTION_PROOF: to0xHex(DOMAIN_SYNC_COMMITTEE_SELECTION_PROOF.data), DOMAIN_CONTRIBUTION_AND_PROOF: to0xHex(DOMAIN_CONTRIBUTION_AND_PROOF.data), # PARTICIPATION_FLAG_WEIGHTS # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.4/specs/phase0/validator.md#constants TARGET_AGGREGATORS_PER_COMMITTEE: Base10.toString(TARGET_AGGREGATORS_PER_COMMITTEE), RANDOM_SUBNETS_PER_VALIDATOR: Base10.toString(RANDOM_SUBNETS_PER_VALIDATOR), EPOCHS_PER_RANDOM_SUBNET_SUBSCRIPTION: Base10.toString(EPOCHS_PER_RANDOM_SUBNET_SUBSCRIPTION), ATTESTATION_SUBNET_COUNT: Base10.toString(ATTESTATION_SUBNET_COUNT), # https://github.com/ethereum/consensus-specs/blob/v1.3.0-rc.4/specs/altair/validator.md#constants TARGET_AGGREGATORS_PER_SYNC_SUBCOMMITTEE: Base10.toString(uint64(TARGET_AGGREGATORS_PER_SYNC_SUBCOMMITTEE)), SYNC_COMMITTEE_SUBNET_COUNT: Base10.toString(uint64(SYNC_COMMITTEE_SUBNET_COUNT)), ) ) cachedDepositContract = RestApiResponse.prepareJsonResponse( ( chain_id: $cfg.DEPOSIT_CHAIN_ID, address: $cfg.DEPOSIT_CONTRACT_ADDRESS ) ) # https://ethereum.github.io/beacon-APIs/#/Config/getForkSchedule router.api(MethodGet, "/eth/v1/config/fork_schedule") do () -> RestApiResponse: return RestApiResponse.response(cachedForkSchedule, Http200, "application/json") # https://ethereum.github.io/beacon-APIs/#/Config/getSpec router.api(MethodGet, "/eth/v1/config/spec") do () -> RestApiResponse: return RestApiResponse.response(cachedConfigSpec, Http200, "application/json") # https://ethereum.github.io/beacon-APIs/#/Config/getDepositContract router.api(MethodGet, "/eth/v1/config/deposit_contract") do () -> RestApiResponse: return RestApiResponse.response(cachedDepositContract, Http200, "application/json")