tendermint/CHANGELOG_PENDING.md

v0.33.6

**

Special thanks to external contributors on this release:

Friendly reminder, we have a bug bounty program.

BREAKING CHANGES:

• CLI/RPC/Config

  • [evidence] #4725 Remove Pubkey from DuplicateVoteEvidence
  • [rpc] #4792 /validators are now sorted by voting power (@melekes)
  • [blockchain] #4637 Transition blockchain reactor(s) to Protobuf encoding
  • [types] #4382 SignedMsgType has moved to a Protobuf enum types
  • [types] #4382 Total has been changed from a int to a uint32
  • [types] #4582 Vote: ValidatorIndex & Round are now int32
  • [types] #4582 Proposal: POLRound & Round are now int32
  • [types] #4582 Block: Round is now int32
  • [types] #4962 ConsensusParams, BlockParams, EvidenceParams, ValidatorParams & HashedParams are now Protobuf types
  • [consensus] #4582 RoundState: Round, LockedRound & CommitRound are now int32
  • [consensus] #4582 HeightVoteSet: round is now int32
  • [privval] #4582 round in private_validator_state.json is no longer a string in json it is now a number.
  • [crypto] #4940 All keys have become []byte instead of [<size>]byte. The byte method no longer returns the marshaled value but just the []byte form of the data.
  • [crypto] #4941 Remove suffixes from all keys.
    • ed25519: type PrivKeyEd25519 is now PrivKey
    • ed25519: type PubKeyEd25519 is now PubKey
    • secp256k1: typePrivKeySecp256k1 is now PrivKey
    • secp256k1: typePubKeySecp256k1 is now PubKey
    • sr25519: type PrivKeySr25519 is now PrivKey
    • sr25519: type PubKeySr25519 is now PubKey
    • multisig: type PubKeyMultisigThreshold is now PubKey
  • [light] #4946 Rename lite2 pkg to light, the lite cmd has also been renamed to light. Remove lite implementation.
  • [rpc] #4937 Return an error when page pagination param is 0 in /validators, tx_search (@melekes)
  • [state] #4679 TxResult is a Protobuf type defined in abci types directory
  • [state] #4679 state reactor migration to Protobuf encoding
  • [evidence] #4959 Add json tags to DuplicateVoteEvidence
  • [p2p/pex] #4973 p2p/pex reactor migration to Protobuf encoding
  • [light] #4964 light reactor migration to Protobuf encoding
  • [store] #4778 Transition store module to protobuf encoding
    • BlockStoreStateJSON is now BlockStoreState and is encoded as binary in the database
  • [rpc] #4968 JSON encoding is now handled by libs/json, not Amino

• Apps

  • [abci] #4704 Add ABCI methods ListSnapshots, LoadSnapshotChunk, OfferSnapshot, and ApplySnapshotChunk for state sync snapshots. ABCIVersion bumped to 0.17.0.

• P2P Protocol

• Go API

  • [crypto] #4721 Remove SimpleHashFromMap() and SimpleProofsFromMap() (@erikgrinaker)
  • [types] #4798 Simplify VerifyCommitTrusting func + remove extra validation (@melekes)
  • [libs] #4831 Remove Bech32 pkg from Tendermint. This pkg now lives in the cosmos-sdk

• Blockchain Protocol

  • [types] #4792 Sort validators by voting power to enable faster commit verification (@melekes)
  • [evidence] #4780 Cap evidence to an absolute number (@cmwaters) Add max_num to consensus evidence parameters (default: 50 items).
  • [mempool] #4940 Migrate mempool from amino binary encoding to Protobuf
  • [statesync] #4943 Migrate statesync reactor from amino binary encoding to Protobuf
  • [rpc/client] #4947 Validators, TxSearch page/per_page params become pointers (@melekes) UnconfirmedTxs limit param is a pointer

FEATURES:

• [statesync] Add state sync support, where a new node can be rapidly bootstrapped by fetching state snapshots from peers instead of replaying blocks. See the [statesync] config section.
• [evidence] #4532 Handle evidence from light clients (@melekes)
• [light] #4532 Submit conflicting headers, if any, to a full node & all witnesses (@melekes)
• [rpc] #4532 Support BlockByHash query (@fedekunze)
• [rpc] #4979 Support EXISTS operator in /tx_search query (@melekes)
• [p2p] #4981 Expose SaveAs func on NodeKey (@melekes)

IMPROVEMENTS:

• [txindex] #4466 Allow to index an event at runtime (@favadi)
  • abci.EventAttribute replaces KV.Pair
• [evidence] #4722 Improved evidence db (@cmwaters)
• [state] #4781 Export InitStateVersion for the initial state version (@erikgrinaker)
• [p2p/conn] #4795 Return err on signChallenge() instead of panic
• [evidence] #4839 Reject duplicate evidence from being proposed (@cmwaters)
• [evidence] #4892 Remove redundant header from phantom validator evidence (@cmwaters)
• [types] #4905 Add ValidateBasic to validator and validator set (@cmwaters)
• [consensus] #4578 Attempt to repair the consensus WAL file (data/cs.wal/wal) automatically in case of corruption (@alessio) The original WAL file will be backed up to data/cs.wal/wal.CORRUPTED.
• [light] #4935 Fetch and compare a new header with witnesses in parallel (@melekes)
• [light] #4929 compare header w/ witnesses only when doing bisection (@melekes)
• [light] #4916 validate basic for inbound validator sets and headers before further processing them (@cmwaters)

BUG FIXES:

• [consensus] #4895 Cache the address of the validator to reduce querying a remote KMS (@joe-bowman)
• [blockchain/v2] Correctly set block store base in status responses (@erikgrinaker)