Runtime Modules / ParachainStaking
Spec Version:
Call Functions
Name | Lookup | Parameters | |
|---|---|---|---|
| force_new_round | 1700 | - | |
| set_max_selected_candidates | 1702 | 1 | |
| set_blocks_per_round | 1703 | 1 | |
| set_max_candidate_stake | 1704 | 1 | |
| force_remove_candidate | 1705 | 1 | |
| join_candidates | 1706 | 1 | |
| init_leave_candidates | 1707 | - | |
| execute_leave_candidates | 1708 | 1 | |
| cancel_leave_candidates | 1709 | - | |
| candidate_stake_more | 170a | 1 | |
| candidate_stake_less | 170b | 1 | |
| join_delegators | 170c | 2 | |
| delegate_another_candidate | 170d | 2 | |
| leave_delegators | 170e | - | |
| revoke_delegation | 170f | 1 | |
| delegator_stake_more | 1710 | 2 | |
| delegator_stake_less | 1711 | 2 | |
| unlock_unstaked | 1712 | 1 |
Events
Name | Lookup | Attributes | |
|---|---|---|---|
| NewRound | 1700 | ["BlockNumber","SessionIndex"] | |
| EnteredTopCandidates | 1701 | ["AccountId"] | |
| LeftTopCandidates | 1702 | ["AccountId"] | |
| JoinedCollatorCandidates | 1703 | ["AccountId","BalanceOf"] | |
| CollatorStakedMore | 1704 | ["AccountId","BalanceOf","BalanceOf"] | |
| CollatorStakedLess | 1705 | ["AccountId","BalanceOf","BalanceOf"] | |
| CollatorScheduledExit | 1706 | ["SessionIndex","AccountId","SessionIndex"] | |
| CollatorCanceledExit | 1707 | ["AccountId"] | |
| CandidateLeft | 1708 | ["AccountId","BalanceOf"] | |
| CollatorRemoved | 1709 | ["AccountId","BalanceOf"] | |
| MaxCandidateStakeChanged | 170a | ["BalanceOf"] | |
| DelegatorStakedMore | 170b | ["AccountId","AccountId","BalanceOf","BalanceOf"] | |
| DelegatorStakedLess | 170c | ["AccountId","AccountId","BalanceOf","BalanceOf"] | |
| DelegatorLeft | 170d | ["AccountId","BalanceOf"] | |
| Delegation | 170e | ["AccountId","BalanceOf","AccountId","BalanceOf"] | |
| DelegationReplaced | 170f | ["AccountId","BalanceOf","AccountId","BalanceOf","AccountId","BalanceOf"] | |
| DelegatorLeftCollator | 1710 | ["AccountId","AccountId","BalanceOf","BalanceOf"] | |
| Rewarded | 1711 | ["AccountId","BalanceOf"] | |
| MaxSelectedCandidatesSet | 1712 | ["u32","u32"] | |
| BlocksPerRoundSet | 1713 | ["SessionIndex","BlockNumber","BlockNumber","BlockNumber"] |
Storage Functions
Name | Type | |
|---|---|---|
| MaxSelectedCandidates | {"origin":"PlainType","plain_type":"U32","PlainTypeValue":4} | |
| Round | {"origin":"PlainType","plain_type":"parachain_staking:types:RoundInfo","PlainTypeValue":348} | |
| LastDelegation | {"origin":"Map","n_map_type":{"hashers":["Twox64Concat"],"key_vec":["AccountId"],"value":"parachain_staking:types:DelegationCounter","keys_id":0,"value_id":349}} | |
| DelegatorState | {"origin":"Map","n_map_type":{"hashers":["Twox64Concat"],"key_vec":["AccountId"],"value":"parachain_staking:types:Delegator","keys_id":0,"value_id":350}} | |
| CandidatePool | {"origin":"Map","n_map_type":{"hashers":["Twox64Concat"],"key_vec":["AccountId"],"value":"parachain_staking:types:Candidate","keys_id":0,"value_id":355}} | |
| CounterForCandidatePool | {"origin":"PlainType","plain_type":"U32","PlainTypeValue":4} | |
| TotalCollatorStake | {"origin":"PlainType","plain_type":"parachain_staking:types:TotalStake","PlainTypeValue":359} | |
| TopCandidates | {"origin":"PlainType","plain_type":"Vec<parachain_staking:types:Stake>","PlainTypeValue":360} | |
| Unstaking | {"origin":"Map","n_map_type":{"hashers":["Twox64Concat"],"key_vec":["AccountId"],"value":"Vec<Tuple:U32U128>","keys_id":0,"value_id":362}} | |
| MaxCollatorCandidateStake | {"origin":"PlainType","plain_type":"U128","PlainTypeValue":6} | |
| ForceNewRound | {"origin":"PlainType","plain_type":"Bool","PlainTypeValue":43} |
Constants
Name | Type | Value | |
|---|---|---|---|
| MinBlocksPerRound | U32 | 05000000 | |
| DefaultBlocksPerRound | U32 | 0a000000 | |
| StakeDuration | U32 | 23000000 | |
| ExitQueueDelay | U32 | 02000000 | |
| MinCollators | U32 | 04000000 | |
| MinRequiredCollators | U32 | 04000000 | |
| MaxDelegationsPerRound | U32 | 01000000 | |
| MaxDelegatorsPerCollator | U32 | 19000000 | |
| MaxCollatorsPerDelegator | U32 | 01000000 | |
| MaxTopCandidates | U32 | 10000000 | |
| MinCollatorStake | U128 | 007d0000000000000000000000000000 | |
| MinCollatorCandidateStake | U128 | 007d0000000000000000000000000000 | |
| MinDelegation | U128 | 204e0000000000000000000000000000 | |
| MinDelegatorStake | U128 | 204e0000000000000000000000000000 | |
| MaxUnstakeRequests | U32 | 0a000000 | |
| PotId | [U8; 8] | 506f745374616b65 |
Error Types
Name | Docs |
|---|---|
| DelegatorNotFound | The account is not part of the delegators set. |
| CandidateNotFound | The account is not part of the collator candidates set. |
| DelegatorExists | The account is already part of the delegators set. |
| CandidateExists | The account is already part of the collator candidates set. |
| ValStakeZero | The account tried to stake more or less with amount zero. |
| ValStakeBelowMin | The account has not staked enough funds to be added to the collatorcandidates set. |
| ValStakeAboveMax | The account has already staked the maximum amount of funds possible. |
| NomStakeBelowMin | The account has not staked enough funds to become a delegator. |
| DelegationBelowMin | The account has not staked enough funds to delegate a collatorcandidate. |
| AlreadyLeaving | The collator candidate has already trigger the process to leave theset of collator candidates. |
| NotLeaving | The collator candidate wanted to execute the exit but has notrequested to leave before by calling `init_leave_candidates`. |
| CannotLeaveYet | The collator tried to leave before waiting at least for`ExitQueueDelay` many rounds. |
| CannotJoinBeforeUnlocking | The account has a full list of unstaking requests and needs tounlock at least one of these before being able to join (again).NOTE: Can only happen if the account was a candidate ordelegator before and either got kicked or exited voluntarily. |
| AlreadyDelegating | The account is already delegating the collator candidate. |
| NotYetDelegating | The account has not delegated any collator candidate yet, hence itis not in the set of delegators. |
| DelegationsPerRoundExceeded | The delegator has exceeded the number of delegations per round whichis equal to MaxDelegatorsPerCollator.This protects against attacks in which a delegator can re-delegatefrom a collator who has already authored a block, to another onewhich has not in this round. |
| TooManyDelegators | The collator candidate has already reached the maximum number ofdelegators.This error is generated in case a new delegation request does notstake enough funds to replace some other existing delegation. |
| TooFewCollatorCandidates | The set of collator candidates would fall below the required minimumif the collator left. |
| CannotStakeIfLeaving | The collator candidate is in the process of leaving the set ofcandidates and cannot perform any other actions in the meantime. |
| CannotDelegateIfLeaving | The collator candidate is in the process of leaving the set ofcandidates and thus cannot be delegated to. |
| MaxCollatorsPerDelegatorExceeded | The delegator has already delegated the maximum number of candidatesallowed. |
| AlreadyDelegatedCollator | The delegator has already previously delegated the collatorcandidate. |
| DelegationNotFound | The given delegation does not exist in the set of delegations. |
| Underflow | The collator delegate or the delegator is trying to un-stake morefunds that are currently staked. |
| CannotSetAboveMax | The number of selected candidates per staking round isabove the maximum value allowed. |
| CannotSetBelowMin | The number of selected candidates per staking round isbelow the minimum value allowed. |
| InvalidSchedule | An invalid reward rate configuration is trying to be set. |
| NoMoreUnstaking | The staking reward being unlocked does not exist.Max unlocking requests reached. |
| StakeNotFound | Provided staked value is zero. Should never be thrown. |
| UnstakingIsEmpty | Cannot unlock when Unstaked is empty. |
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