Polymesh v8.0.0

New features

• Confidential Assets Pallet (Polymesh DART): Privacy-preserving transfers of digital assets.

  • Confidential account key management
  • Confidential asset creation and management with auditor/mediator support
  • Confidential settlement and affirmation to provide sender/receiver and asset ID privacy
  • Private fee payment to protect sender/receiver privacy when submitting settlement creation or affirmation transactions

• Revive Pallet

  • Solidity Smart Contracts
  • EVM wallet support

• Replaced CDD claim checks with DID existence checks

  • CDD claims are no longer needed for onboarding.

Modified External API

• Use AssetHolder type instead of PortfolioId for settlements (To better support keys holding assets directly).

• System Pallet:

  • New Extrinsics: authorize_upgrade, authorize_upgrade_without_checks, apply_authorized_upgrade
  • New Events: UpgradeAuthorized, RejectedInvalidAuthorizedUpgrade
  • Modified Events: ExtrinsicSuccess, ExtrinsicFailed
  • New Storage: AuthorizedUpgrade, ExtrinsicWeightReclaimed, InherentsApplied, BlockSize, BlocksTillUpgrade
  • Modified Storage: Account (change AccountData to AccountData<u128>)
  • Removed Storage: AllExtrinsicsLen

• Babe Pallet:

  • Modified Extrinsics: report_equivocation, report_equivocation_unsigned
  • Modified Storage: Authorities, NextAuthorities (change in the Public type), Initialized
  • New Constant: MaxNominators

• Indices Pallet:

  • New Extrinsics: poke_deposit
  • New Events: DepositPoked

• Balances Pallet:

  • New Extrinsics: upgrade_accounts, force_set_balance, force_adjust_total_issuance, burn, transfer_allow_death, transfer_keep_alive, force_unreserve, transfer_all
  • Removed Extrinsics: transfer, deposit_block_reward_reserve_balance, set_balance, burn_account_balance
  • New Events: DustLost, Deposit, Withdraw, Slashed, Minted, Burned, Suspended, Restored, Upgraded, Issued, Rescinded, Locked, Unlocked, Frozen, Thawed, TotalIssuanceForced, TransferWithMemo, BurnedDebt, MintedCredit, Held, BurnedHeld, TransferOnHold, TransferAndHold, Released, Unexpected
  • Removed Events: AccountBalanceBurned
  • Modified Events: Endowed, Transfer, BalanceSet
  • New Storage: Account, Freezes, Holds, InactiveIssuance, Reserves
  • Modified Storage: Locks (change from Vec to WeakBoundedVec), Holds (change in the RuntimeHoldReason enum)
  • New Constants: MaxFreezes, MaxLocks, MaxReserves

• TransactionPayment Pallet:

  • Removed Extrinsics: set_disable_fees
  • New Constants: OperationalFeeMultiplier
  • Removed Constants: TransactionByteFee, WeightToFeeConst
  • New Storage: TxPaymentCredit

• Identity Pallet:

  • Modified Extrinsics: accept_primary_key, rotate_primary_key_to_secondary
  • New Extrinsics: register_did, self_register_did
  • Removed Extrinsics: invalidate_cdd_claims, change_cdd_requirement_for_mk_rotation, create_child_identity, create_child_identities, unlink_child_identity
  • New Events: AssetDidRegistered, AuthorizationAdded
  • Removed Events: CddRequirementForPrimaryKeyUpdated, CddClaimsInvalidated, ChildDidCreated, ChildDidUnlinked
  • New constant: MaxAuthRetries
  • Removed Storage: CddAuthForPrimaryKeyRotation, ChildDid, CurrentPayer, ParentDid

• Staking Pallet:

  • New Extrinsics: payout_stakers_by_page, update_payee, deprecate_controller_batch, restore_ledger, migrate_currency, manual_slash
  • Modified Extrinsics: bond, set_controller, set_staking_configs, chill_other
  • Removed Extrinsics: add_permissioned_validator, remove_permissioned_validator, payout_stakers_by_system, change_slashing_allowed_for, set_commission_cap, update_permissioned_validator_intended_count, chill_from_governance
  • New Events: SnapshotVotersSizeExceeded, SnapshotTargetsSizeExceeded, ControllerBatchDeprecated, CurrencyMigrated
  • Modified Events: Rewarded, Bonded, Unbonded, PayoutStarted
  • Removed Events: Nominated, PermissionedIdentityAdded, PermissionedIdentityRemoved, InvalidatedNominators, SlashingAllowedForChanged, RewardPaymentSchedulingInterrupted, CommissionCapUpdated
  • New Storage: ClaimedRewards, CounterForVirtualStakers, ErasStakersOverview, ErasStakersPaged, MaxStakedRewards, VirtualStakers
  • Removed Storage: OffendingValidators, PermissionedIdentity, PolymeshStorageVersion, SlashingAllowedFor, ValidatorCommissionCap
  • New Constants: MaxExposurePageSize
  • Removed Constants: FixedYearlyReward, MaxNominations, MaxNominatorRewardedPerValidator, MaxValidatorPerIdentity, MaxVariableInflationTotalIssuance

• Offences Pallet:

  • Removed Storage: ReportsByKindIndex

• Session Pallet:

  • Modified Extrinsics: set_keys
  • New Events: ValidatorDisabled, ValidatorReenabled, NewQueued
  • Modified Storage: DisabledValidators, NextKeys, QueuedKeys
  • New Constant: KeyDeposit

• Grandpa Pallet:

  • New constants: MaxNominators
  • New storage: Authorities

• Historical Pallet:

  • New events: RootStored, RootsPruned
  • New Storage: HistoricalSessions, StoredRange

• Asset Pallet:

  • Modified Extrinsic: issue, redeem, controller_transfer
  • New Extrinsic: transfer_asset, receiver_affirm_asset_transfer, reject_asset_transfer, approve
  • Modified Events: ControllerTransfer, AssetBalanceUpdated,
  • New Events: CreatedAssetTransfer, Approval
  • New Storage: Allowances, AssetBalance, LockedBalance

• Pips Pallet:

  • Modified Extrinsic: snapshot

• Portfolio Pallet:

  • Modified Storage: PortfolioNFT

• I'm online Pallet:

  • Modified storage: ReceivedHeartbeats

• Scheduler Pallet:

  • New Extrinsics: set_retry, set_retry_named, cancel_retry, cancel_retry_named
  • New Events: RetrySet, RetryCancelled, AgendaIncomplete RetryFailed
  • Modified Storage: Agenda
  • New Storage: Retries

• Settlement Pallet:

  • Modified Extrinsics: create_venue, affirm_with_receipts, update_venue_signers, execute_manual_instruction, add_instruction, add_and_affirm_instruction, affirm_instruction,
    reject_instruction, affirm_with_receipts_with_count, affirm_instruction_with_count, add_instruction_with_mediators, add_and_affirm_with_mediators
  • New Extrinsics: set_mandatory_receiver_affirmation, transfer_funds, unlock_instruction
  • Removed Extrinsics: withdraw_affirmation, withdraw_affirmation_with_count, withdraw_affirmation_as_mediator
  • Modified Events: InstructionAffirmed, AffirmationWithdrawn, VenueSignersUpdated, InstructionAutomaticallyAffirmed,
  • Removed Events: SchedulingFailed, InstructionRescheduled
  • New Events: MandatoryReceiverAffirmationSet, InstructionUnlocked, FundsTransferred
  • New Constants: MaxNumberOfAssetHolders, MaxRelockCount, RelockCooldown
  • Removed Constants: MaxNumberOfPortfolios
  • Modified Storage: AffirmsReceived, InstructionLegs, UserAffirmations
  • New Storage: InstructionRelockCount, MandatoryReceiverAffirmation, UnlockedTimestamp,

• Utility Pallet:

  • Removed Extrinsic: relay_tx
  • Removed Event: RelayedTx

• Relayer Pallet:

  • New Storage: PendingSubsidies, RelayTxNonces
  • New Extrinsic: approve_subsidy, relay_tx, revoke_subsidy, accept_subsidy, remove_subsidy
  • Removed Extrinsic: set_paying_key, accept_paying_key, remove_paying_key
  • New Events: ApprovedSubsidy, AcceptedSubsidy, RemovedSubsidy, RemovedPendingSubsidy, SubsidyDebited, RelayedTx
  • Modified Events: UpdatedPolyxLimit,
  • New Storage: PendingSubsidies, RelayTxNonces

• Contracts Pallet:

  • Modified Extrinsics: call_old_weight, instantiate_with_code_old_weight, instantiate_old_weight
  • New Extrinsics: migrate
  • Modified Events: CodeStored, CodeRemoved, Called
  • New Events: StorageDepositTransferredAndHeld, StorageDepositTransferredAndReleased
  • New Constants: ApiVersion, CodeHashLockupDepositPercent, DefaultDepositLimit, Environment, MaxDelegateDependencies, MaxTransientStorageSize,
  • Removed Constants: DeletionQueueDepth, DeletionWeightLimit
  • Removed Storage: CodeStorage, OwnerInfoOf
  • New Storage: CodeInfoOf, DeletionQueueCounter, MigrationInProgress

• Preimage Pallet:

  • New Extrinsics: ensure_updated
  • Modified Storage: StatusFor
  • New Storage: RequestStatusFor

• ElectionProviderMultiPhase Pallet:

  • Modified Extrinsic: governance_fallback
  • New Constants: MinerMaxWinners
  • Removed Constants: BetterUnsignedThreshold, MaxElectableTargets, MaxElectingVoters, SignedDepositBase, SignedPhase, UnsignedPhase
  • Modified Storage: QueuedSolution, Snapshot

• PolymeshContracts Pallet:

  • Removed extrinsics: instantiate_with_code_as_primary_key, instantiate_with_hash_as_primary_key

• NFT Pallet:

  • Modified Extrinsic: issue_nft, redeem_nft, controller_transfer,
  • New Extrinsic: transfer_nft
  • Removed Events: NFTPortfolioUpdated,
  • New Events: NFTHoldingsUpdated
  • Removed Storage: NFTHolder
  • New Storage: NFTHolder, Owner

Other New Pallets

• Pallets to support light clients and bridges:
  • Beefy
  • Mmr
  • MmrLeaf
• MultiBlockMigrations
• Validators:
  • Some extrinsics and events that used to be on the Staking pallet can be found here:
    • extrinsics: add_permissioned_validator, remove_permissioned_validator, validate_cdd_expiry_nominators, payout_stakers_by_system, change_slashing_allowed_for, update_permissioned_validator_intended_count, chill_from_governance, and set_commission_cap
    • events: Nominated, PermissionedIdentityAdded, PermissionedIdentityRemoved, InvalidatedNominators, SlashingAllowedForChanged, RewardPaymentSchedulingInterrupted, and CommissionCapUpdated

Full Changelog: v7.4.0...v8.0.0