AElf.Contracts.Consensus.AEDPoS¶

AEDPoS contract.

Used to managing block producers and synchronizing data.

Implement AElf Standards ACS1, ACS4, ACS6, ACS10 and ACS11.

Contract Methods¶

Method Name	Request Type	Response Type	Description
InitialAElfConsensusContract	AEDPoS.InitialAElfConsensusContractInput	google.protobuf.Empty	Initialize the consensus contract.
FirstRound	AEDPoS.Round	google.protobuf.Empty	Initializes the consensus information in the first round.
UpdateValue	AEDPoS.UpdateValueInput	google.protobuf.Empty	Update consensus information.
NextRound	AEDPoS.Round	google.protobuf.Empty	Update consensus information, create a new round.
NextTerm	AEDPoS.Round	google.protobuf.Empty	Update consensus information, create a new term.
UpdateTinyBlockInformation	AEDPoS.TinyBlockInput	google.protobuf.Empty	Update consensus tiny block information.
SetMaximumMinersCount	google.protobuf.Int32Value	google.protobuf.Empty	Set the maximum count of miners, by default, is unlimited. If you want to control the count of miners, you need to set it through parliament.
ChangeMaximumMinersCountController	AuthorityInfo	google.protobuf.Empty	The authority information for SetMaximumMinersCount, by default, is governed by parliament.
RecordCandidateReplacement	AEDPoS.RecordCandidateReplacementInput	google.protobuf.Empty	Election Contract can notify AEDPoS Contract to aware candidate replacement happened.
GetCurrentMinerList	google.protobuf.Empty	AEDPoS.MinerList	Get the list of current miners.
GetCurrentMinerPubkeyList	google.protobuf.Empty	AEDPoS.PubkeyList	Get the list of current miners (hexadecimal format).
GetCurrentMinerListWithRoundNumber	google.protobuf.Empty	AEDPoS.MinerListWithRoundNumber	Get the list of current miners and current round number.
GetRoundInformation	google.protobuf.Int64Value	AEDPoS.Round	Get information of the round according to round number.
GetCurrentRoundNumber	google.protobuf.Empty	google.protobuf.Int64Value	Get the current round number.
GetCurrentRoundInformation	google.protobuf.Empty	AEDPoS.Round	Get the current round information.
GetPreviousRoundInformation	google.protobuf.Empty	AEDPoS.Round	Get the previous round information.
GetCurrentTermNumber	google.protobuf.Empty	google.protobuf.Int64Value	Get the current term number.
GetCurrentTermMiningReward	google.protobuf.Empty	google.protobuf.Int64Value	Get the welfare reward the current term.
GetMinerList	AEDPoS.GetMinerListInput	AEDPoS.MinerList	Get the list of miners according to term number.
GetPreviousMinerList	google.protobuf.Empty	AEDPoS.MinerList	Get the list of miner in previous term.
GetMinedBlocksOfPreviousTerm	google.protobuf.Empty	google.protobuf.Int64Value	Get the amount of mined blocks in previous term.
GetNextMinerPubkey	google.protobuf.Empty	google.protobuf.StringValue	Get the miner that produces the next block.
IsCurrentMiner	aelf.Address	google.protobuf.BoolValue	Check to see if the account address is on the miner list for the current round.
GetNextElectCountDown	google.protobuf.Empty	google.protobuf.Int64Value	Query the left time before the next election takes effects (seconds).
GetPreviousTermInformation	google.protobuf.Int64Value	AEDPoS.Round	Get term information according term number.
GetRandomHash	google.protobuf.Int64Value	aelf.Hash	Get random hash (Keep this for compatibility).
GetMaximumBlocksCount	google.protobuf.Empty	google.protobuf.Int32Value	Get the maximum of tiny blocks produced by a miner each round.
GetMaximumMinersCount	google.protobuf.Empty	google.protobuf.Int32Value	Get the maximum count of miners.
GetMaximumMinersCountController	google.protobuf.Empty	AuthorityInfo	Get the authority information for SetMaximumMinersCount.
GetMainChainCurrentMinerList	google.protobuf.Empty	AEDPoS.MinerList	Gets the list of miners in the main chain.
GetPreviousTermMinerPubkeyList	google.protobuf.Empty	AEDPoS.PubkeyList	Get the list of miners in the previous term.
GetCurrentMiningRewardPerBlock	google.protobuf.Empty	google.protobuf.Int64Value	Query the current mining reward for each block.
SetMinerIncreaseInterval	google.protobuf.Int64Value	google.protobuf.Empty	Set the current miner growth time interval.
GetMinerIncreaseInterval	google.protobuf.Empty	google.protobuf.Int64Value	Get the current miner growth time interval.

AElf.Standards.ACS1¶

Method Name	Request Type	Response Type	Description
SetMethodFee	acs1.MethodFees	google.protobuf.Empty	Set the method fees for the specified method. Note that this will override all fees of the method.
ChangeMethodFeeController	AuthorityInfo	google.protobuf.Empty	Change the method fee controller, the default is parliament and default organization.
GetMethodFee	google.protobuf.StringValue	acs1.MethodFees	Query method fee information by method name.
GetMethodFeeController	google.protobuf.Empty	AuthorityInfo	Query the method fee controller.

AElf.Standards.ACS4¶

Method Name	Request Type	Response Type	Description
GetConsensusCommand	google.protobuf.BytesValue	acs4.ConsensusCommand	Generate a consensus command based on the consensus contract state and the input public key.
GetConsensusExtraData	google.protobuf.BytesValue	google.protobuf.BytesValue	Generate consensus extra data when a block is generated.
GenerateConsensusTransactions	google.protobuf.BytesValue	acs4.TransactionList	Generate consensus system transactions when a block is generated. Each block will contain only one consensus transaction, which is used to write the latest consensus information to the State database.
ValidateConsensusBeforeExecution	google.protobuf.BytesValue	acs4.ValidationResult	Before executing the block, verify that the consensus information in the block header is correct.
ValidateConsensusAfterExecution	google.protobuf.BytesValue	acs4.ValidationResult	After executing the block, verify that the state information written to the consensus is correct.

AElf.Standards.ACS6¶

Method Name	Request Type	Response Type	Description
GetRandomBytes	google.protobuf.BytesValue	google.protobuf.BytesValue	Get random number according to block height.

AElf.Standards.ACS10¶

Method Name	Request Type	Response Type	Description
Donate	acs10.DonateInput	google.protobuf.Empty	Donates tokens from the caller to the treasury. If the tokens are not native tokens in the current chain, they will be first converted to the native token.
Release	acs10.ReleaseInput	google.protobuf.Empty	Release dividend pool according the period number.
SetSymbolList	acs10.SymbolList	google.protobuf.Empty	Set the token symbols dividend pool supports.
GetSymbolList	google.protobuf.Empty	acs10.SymbolList	Query the token symbols dividend pool supports.
GetUndistributedDividends	google.protobuf.Empty	acs10.Dividends	Query the balance of undistributed tokens whose symbols are included in the symbol list.
GetDividends	google.protobuf.Int64Value	acs10.Dividends	Query the dividend information according to the height.

AElf.Standards.ACS11¶

Method Name	Request Type	Response Type	Description
UpdateInformationFromCrossChain	google.protobuf.BytesValue	google.protobuf.Empty	Update the consensus information of the side chain.
GetChainInitializationInformation	google.protobuf.BytesValue	google.protobuf.BytesValue	Get the current miner list and consensus round information.
CheckCrossChainIndexingPermission	aelf.Address	google.protobuf.BoolValue	Verify that the input address is the current miner.

Contract Types¶

AElf.Contracts.Consensus.AEDPoS¶

AEDPoS.AElfConsensusHeaderInformation¶

Field	Type	Description
sender_pubkey	bytes	The sender public key.
round	Round	The round information.
behaviour	AElfConsensusBehaviour	The behaviour of consensus.

AEDPoS.AElfConsensusHint¶

Field	Type	Description
behaviour	AElfConsensusBehaviour	The behaviour of consensus.
round_id	int64	The round id.
previous_round_id	int64	The previous round id.

AEDPoS.AElfConsensusTriggerInformation¶

Field	Type	Description	Label
pubkey	bytes	The miner public key.
in_value	aelf.Hash	The InValue for current round.
previous_in_value	aelf.Hash	The InValue for previous round.
behaviour	AElfConsensusBehaviour	The behaviour of consensus.
encrypted_pieces	AElfConsensusTriggerInformation.EncryptedPiecesEntry	The encrypted pieces of InValue.	repeated
decrypted_pieces	AElfConsensusTriggerInformation.DecryptedPiecesEntry	The decrypted pieces of InValue.	repeated
revealed_in_values	AElfConsensusTriggerInformation.RevealedInValuesEntry	The revealed InValues.	repeated

AEDPoS.AElfConsensusTriggerInformation.DecryptedPiecesEntry¶

Field	Type	Description	Label
key	string
value	bytes

AEDPoS.AElfConsensusTriggerInformation.EncryptedPiecesEntry¶

Field	Type	Description	Label
key	string
value	bytes

AEDPoS.AElfConsensusTriggerInformation.RevealedInValuesEntry¶

Field	Type	Description	Label
key	string
value	aelf.Hash

AEDPoS.Candidates¶

Field	Type	Description	Label
pubkeys	bytes	The candidate public keys.	repeated

AEDPoS.ConsensusInformation¶

Field	Type	Description	Label
value	bytes

AEDPoS.GetMinerListInput¶

Field	Type	Description	Label
term_number	int64	The term number.

AEDPoS.HashList¶

Field	Type	Description	Label
values	aelf.Hash		repeated

AEDPoS.InitialAElfConsensusContractInput¶

Field	Type	Description
is_term_stay_one	bool	Whether not to change the term.
is_side_chain	bool	Is a side chain.
period_seconds	int64	The number of seconds per term.
miner_increase_interval	int64	The interval second that increases the number of miners.

AEDPoS.IrreversibleBlockFound¶

Field	Type	Description	Label
irreversible_block_height	int64	The irreversible block height found.

AEDPoS.IrreversibleBlockHeightUnacceptable¶

Field	Type	Description	Label
distance_to_irreversible_block_height	int64	Distance to the height of the last irreversible block.

AEDPoS.LatestPubkeyToTinyBlocksCount¶

Field	Type	Description	Label
pubkey	string	The miner public key.
blocks_count	int64	The count of blocks the miner produced.

AEDPoS.MinerInRound¶

Field	Type	Description	Label
order	int32	The order of the miner producing block.
is_extra_block_producer	bool	Is extra block producer in the current round.
in_value	aelf.Hash	Generated by secret sharing and used for validation between miner.
out_value	aelf.Hash	Calculated from current in value.
signature	aelf.Hash	Calculated from current in value and signatures of previous round.
expected_mining_time	google.protobuf.Timestamp	The expected mining time.
produced_blocks	int64	The amount of produced blocks.
missed_time_slots	int64	The amount of missed time slots.
pubkey	string	The public key of this miner.
previous_in_value	aelf.Hash	The InValue of the previous round.
supposed_order_of_next_round	int32	The supposed order of mining for the next round.
final_order_of_next_round	int32	The final order of mining for the next round.
actual_mining_times	google.protobuf.Timestamp	The actual mining time, miners must fill actual mining time when they do the mining.	repeated
encrypted_pieces	MinerInRound.EncryptedPiecesEntry	The encrypted pieces of InValue.	repeated
decrypted_pieces	MinerInRound.DecryptedPiecesEntry	The decrypted pieces of InValue.	repeated
produced_tiny_blocks	int64	The amount of produced tiny blocks.
implied_irreversible_block_height	int64	The irreversible block height that current miner recorded.

AEDPoS.MinerInRound.DecryptedPiecesEntry¶

Field	Type	Description	Label
key	string
value	bytes

AEDPoS.MinerInRound.EncryptedPiecesEntry¶

Field	Type	Description	Label
key	string
value	bytes

AEDPoS.MinerList¶

Field	Type	Description	Label
pubkeys	bytes	The miners public key list.	repeated

AEDPoS.MinerListWithRoundNumber¶

Field	Type	Description	Label
miner_list	MinerList	The list of miners.
round_number	int64	The round number.

AEDPoS.MinerReplaced¶

Field	Type	Description	Label
new_miner_pubkey	string	The new miner public key.

AEDPoS.MiningInformationUpdated¶

Field	Type	Description
pubkey	string	The miner public key.
mining_time	google.protobuf.Timestamp	The current block time.
behaviour	string	The behaviour of consensus.
block_height	int64	The current block height.
previous_block_hash	aelf.Hash	The previous block hash.

AEDPoS.MiningRewardGenerated¶

Field	Type	Description	Label
term_number	int64	The number of term the mining reward is generated.
amount	int64	The amount of mining reward.

AEDPoS.PubkeyList¶

Field	Type	Description	Label
pubkeys	string	The miners public key list.	repeated

AEDPoS.RandomNumberRequestInformation¶

Field	Type	Description
target_round_number	int64	The random hash is likely generated during this round.
order	int64
expected_block_height	int64

AEDPoS.RecordCandidateReplacementInput¶

Field	Type	Description	Label
old_pubkey	string
new_pubkey	string

AEDPoS.Round¶

Field	Type	Description	Label
round_number	int64	The round number.
real_time_miners_information	Round.RealTimeMinersInformationEntry	Current miner information, miner public key -> miner information.	repeated
main_chain_miners_round_number	int64	The round number on the main chain
blockchain_age	int64	The time from chain start to current round (seconds).
extra_block_producer_of_previous_round	string	The miner public key that produced the extra block in the previous round.
term_number	int64	The current term number.
confirmed_irreversible_block_height	int64	The height of the confirmed irreversible block.
confirmed_irreversible_block_round_number	int64	The round number of the confirmed irreversible block.
is_miner_list_just_changed	bool	Is miner list different from the the miner list in the previous round.
round_id_for_validation	int64	The round id, calculated by summing block producers’ expecting time (second).

AEDPoS.Round.RealTimeMinersInformationEntry¶

Field	Type	Description	Label
key	string
value	MinerInRound

AEDPoS.SecretSharingInformation¶

Field	Type	Description
previous_round	Round	The previous round information.
current_round_id	int64	The current round id.
previous_round_id	int64	The previous round id.

AEDPoS.TermInfo¶

Field	Type	Description	Label
term_number	int64
round_number	int64

AEDPoS.TermNumberLookUp¶

Field	Type	Description	Label
map	TermNumberLookUp.MapEntry	Term number -> Round number.	repeated

AEDPoS.TermNumberLookUp.MapEntry¶

Field	Type	Description	Label
key	int64
value	int64

AEDPoS.TinyBlockInput¶

Field	Type	Description
round_id	int64	The round id.
actual_mining_time	google.protobuf.Timestamp	The actual mining time.
produced_blocks	int64	Count of blocks currently produced

AEDPoS.UpdateValueInput¶

Field	Type	Description	Label
out_value	aelf.Hash	Calculated from current in value.
signature	aelf.Hash	Calculated from current in value and signatures of previous round.
round_id	int64	To ensure the values to update will be apply to correct round by comparing round id.
previous_in_value	aelf.Hash	Publish previous in value for validation previous signature and previous out value.
actual_mining_time	google.protobuf.Timestamp	The actual mining time, miners must fill actual mining time when they do the mining.
supposed_order_of_next_round	int32	The supposed order of mining for the next round.
tune_order_information	UpdateValueInput.TuneOrderInformationEntry	The tuning order of mining for the next round, miner public key -> order.	repeated
encrypted_pieces	UpdateValueInput.EncryptedPiecesEntry	The encrypted pieces of InValue.	repeated
decrypted_pieces	UpdateValueInput.DecryptedPiecesEntry	The decrypted pieces of InValue.	repeated
produced_blocks	int64	The amount of produced blocks.
miners_previous_in_values	UpdateValueInput.MinersPreviousInValuesEntry	The InValue in the previous round, miner public key -> InValue.	repeated
implied_irreversible_block_height	int64	The irreversible block height that miner recorded.

AEDPoS.UpdateValueInput.DecryptedPiecesEntry¶

Field	Type	Description	Label
key	string
value	bytes

AEDPoS.UpdateValueInput.EncryptedPiecesEntry¶

Field	Type	Description	Label
key	string
value	bytes

AEDPoS.UpdateValueInput.MinersPreviousInValuesEntry¶

Field	Type	Description	Label
key	string
value	aelf.Hash

AEDPoS.UpdateValueInput.TuneOrderInformationEntry¶

Field	Type	Description	Label
key	string
value	int32

AEDPoS.VoteMinersCountInput¶

Field	Type	Description	Label
miners_count	int32
amount	int64

AEDPoS.AElfConsensusBehaviour¶

Name	Number	Description
UPDATE_VALUE	0
NEXT_ROUND	1
NEXT_TERM	2
NOTHING	3
TINY_BLOCK	4

AElf.Standards.ACS1¶

acs1.MethodFee¶

Field	Type	Description	Label
symbol	string	The token symbol of the method fee.
basic_fee	int64	The amount of fees to be charged.

acs1.MethodFees¶

Field	Type	Description	Label
method_name	string	The name of the method to be charged.
fees	MethodFee	List of fees to be charged.	repeated
is_size_fee_free	bool	Optional based on the implementation of SetMethodFee method.

AElf.Standards.ACS4¶

acs4.ConsensusCommand¶

Field	Type	Description
limit_milliseconds_of_mining_block	int32	Time limit of mining next block.
hint	bytes	Context of Hint is diverse according to the consensus protocol we choose, so we use bytes.
arranged_mining_time	google.protobuf.Timestamp	The time of arrange mining.
mining_due_time	google.protobuf.Timestamp	The expiration time of mining.

acs4.TransactionList¶

Field	Type	Description	Label
transactions	aelf.Transaction	Consensus system transactions.	repeated

acs4.ValidationResult¶

Field	Type	Description
success	bool	Is successful.
message	string	The error message.
is_re_trigger	bool	Whether to trigger mining again.

AElf.Standards.ACS6¶

AElf.Standards.ACS10¶

acs10.Dividends¶

Field	Type	Description	Label
value	Dividends.ValueEntry	The dividends, symbol -> amount.	repeated

acs10.Dividends.ValueEntry¶

Field	Type	Description	Label
key	string
value	int64

acs10.DonateInput¶

Field	Type	Description	Label
symbol	string	The token symbol to donate.
amount	int64	The amount to donate.

acs10.DonationReceived¶

Field	Type	Description
from	aelf.Address	The address of donors.
pool_contract	aelf.Address	The address of dividend pool.
symbol	string	The token symbol Donated.
amount	int64	The amount Donated.

acs10.ReleaseInput¶

Field	Type	Description	Label
period_number	int64	The period number to release.

acs10.SymbolList¶

Field	Type	Description	Label
value	string	The token symbol list.	repeated

AElf.Standards.ACS11¶

AElf.Types¶

aelf.Address¶

Field	Type	Description	Label
value	bytes

aelf.BinaryMerkleTree¶

Field	Type	Description	Label
nodes	Hash	The leaf nodes.	repeated
root	Hash	The root node hash.
leaf_count	int32	The count of leaf node.

aelf.Hash¶

Field	Type	Description	Label
value	bytes

aelf.LogEvent¶

Field	Type	Description	Label
address	Address	The contract address.
name	string	The name of the log event.
indexed	bytes	The indexed data, used to calculate bloom.	repeated
non_indexed	bytes	The non indexed data.

aelf.MerklePath¶

Field	Type	Description	Label
merkle_path_nodes	MerklePathNode	The merkle path nodes.	repeated

aelf.MerklePathNode¶

Field	Type	Description	Label
hash	Hash	The node hash.
is_left_child_node	bool	Whether it is a left child node.

aelf.SInt32Value¶

Field	Type	Description	Label
value	sint32

aelf.SInt64Value¶

Field	Type	Description	Label
value	sint64

aelf.ScopedStatePath¶

Field	Type	Description	Label
address	Address	The scope address, which will be the contract address.
path	StatePath	The path of contract state.

aelf.SmartContractRegistration¶

Field	Type	Description
category	sint32	The category of contract code(0: C#).
code	bytes	The byte array of the contract code.
code_hash	Hash	The hash of the contract code.
is_system_contract	bool	Whether it is a system contract.
version	int32	The version of the current contract.

aelf.StatePath¶

Field	Type	Description	Label
parts	string	The partial path of the state path.	repeated

aelf.Transaction¶

Field	Type	Description
from	Address	The address of the sender of the transaction.
to	Address	The address of the contract when calling a contract.
ref_block_number	int64	The height of the referenced block hash.
ref_block_prefix	bytes	The first four bytes of the referenced block hash.
method_name	string	The name of a method in the smart contract at the To address.
params	bytes	The parameters to pass to the smart contract method.
signature	bytes	When signing a transaction it’s actually a subset of the fields: from/to and the target method as well as the parameter that were given. It also contains the reference block number and prefix.

aelf.TransactionExecutingStateSet¶

Field	Type	Description	Label
writes	TransactionExecutingStateSet.WritesEntry	The changed states.	repeated
reads	TransactionExecutingStateSet.ReadsEntry	The read states.	repeated
deletes	TransactionExecutingStateSet.DeletesEntry	The deleted states.	repeated

aelf.TransactionExecutingStateSet.DeletesEntry¶

Field	Type	Description	Label
key	string
value	bool

aelf.TransactionExecutingStateSet.ReadsEntry¶

Field	Type	Description	Label
key	string
value	bool

aelf.TransactionExecutingStateSet.WritesEntry¶

Field	Type	Description	Label
key	string
value	bytes

aelf.TransactionResult¶

Field	Type	Description	Label
transaction_id	Hash	The transaction id.
status	TransactionResultStatus	The transaction result status.
logs	LogEvent	The log events.	repeated
bloom	bytes	Bloom filter for transaction logs. A transaction log event can be defined in the contract and stored in the bloom filter after the transaction is executed. Through this filter, we can quickly search for and determine whether a log exists in the transaction result.
return_value	bytes	The return value of the transaction execution.
block_number	int64	The height of the block hat packages the transaction.
block_hash	Hash	The hash of the block hat packages the transaction.
error	string	Failed execution error message.

aelf.TransactionResultStatus¶

Name	Number	Description
NOT_EXISTED	0	The execution result of the transaction does not exist.
PENDING	1	The transaction is in the transaction pool waiting to be packaged.
FAILED	2	Transaction execution failed.
MINED	3	The transaction was successfully executed and successfully packaged into a block.
CONFLICT	4	When executed in parallel, there are conflicts with other transactions.
PENDING_VALIDATION	5	The transaction is waiting for validation.
NODE_VALIDATION_FAILED	6	Transaction validation failed.

AuthorityInfo¶

Field	Type	Description	Label
contract_address	aelf.Address	The contract address of the controller.
owner_address	aelf.Address	The address of the owner of the contract.