Namada 0.23.0

Namada 0.23.0 is a minor release that improves the ethereum bridge, the IBC mechanism, and fixes some general protocol bugs.

BUG FIXES

• Fixed a bug in the parallel gas accounting of validity predicates.
  (#1835)
• Removed gas and fees related panics from the sdk.
  (#1878)
• Fix lower bound in client proposal vote check
  (#1887)
• Respect force option for proposal vote transaction
  (#1889)
• Never overwrite recent Bridge pool proofs in storage
  (#1893)
• Keep a record of the first block heights of every epoch in the chain's history
  instead of trimming to only keep this data for a certain number of epochs in
  the past. (#1898)
• Added wasm validation in init_chain and in client utils.
  (#1902)
• Implement IBC tx execution via a native host function to workaround Mac M1/2
  WASM compilation issues. (#1904)

FEATURES

• Replaced standard IO in SDK and client code with a trait that allows custom
  handling. (#1746)

IMPROVEMENTS

• Rework voting on Ethereum tallies across epoch boundaries
  (#1865)
• Move all functions considered to be apart of the SDK to the SDK
  folder. (#1868)
• Remove pay-fee-with-pow feature and faucet vp.
  (#1873)
• Removed redundant WasmPayload enum in favor of Commitment.
  (#1874)
• Added a section in CONTRIBUTING.md to outline how to document SDK
  changes (#1876)
• Refactored retrieval of Transaction object for fee unshielding.
  (#1877)
• Renamed gas_cost to minimum_gas_price in the genesis file.
  (#1882)
• Enable hardware wallets to participate in nondegenerate multisignature
  transactions. (#1884)
• Added support for validators' hostnames in configuration.
  (#1886)
• Allow Bridge pool transfers to pay zero gas fees
  (#1892)
• Forced the async_traits' futures in the SDK to be Send.
  (#1894)
• Retransmit timed out Ethereum events in case they have accumulated >1/3 voting
  power (#1899)
• Move the IBC native VP to a different module
  (#1927)

MISCELLANEOUS

• Migrate to the new Ethereum contracts
  (#1885)

SDK

• The shared-utils topic (#1868) moves the following:

  • Modules

    From	To
    namada::ledger::tx	namada::sdk::tx
    namada::ledger::rpc	namada::sdk::rpc
    namada::ledger::signing	namada::sdk::signing
    namada::ledger::masp	namada::sdk::masp
    namada::ledger::args	namada::sdk::args
    namada::ledger::wallet::alias	namada::sdk::wallet::alias
    namada::ledger::wallet::derivation_path	namada::sdk::wallet::derivation_path
    namada::ledger::wallet::keys	namada::sdk::wallet::keys
    namada::ledger::wallet::pre_genesis	namada::sdk::wallet::pre_genesis
    namada::ledger::wallet::store	namada::sdk::wallet::store
    namada::types::error	namada::sdk::error

  • Types

    From	To
    namada::ledger::queires::Client	namada::sdk::queires::Client

• Added two new variants to the TxError enum, BalanceToLowForFees and
  FeeUnshieldingError, representing possible failures in transactions' fees.
  (#1878)
• Added the Send bound to the Client and ShieldedUtils async_traits'.
  This allows the SDK to be used in environments which are both asynchronous and
  multithread. (#1894)

TESTING

• Updated benchmarks and added tests to ensure they're working.
  (#1907)