package types import ( "time" cmn "github.com/tendermint/tendermint/libs/common" ) // Canonical json is amino's json for structs with fields in alphabetical order // TimeFormat is used for generating the sigs const TimeFormat = "2006-01-02T15:04:05.000Z" type CanonicalJSONBlockID struct { Hash cmn.HexBytes `json:"hash,omitempty"` PartsHeader CanonicalJSONPartSetHeader `json:"parts,omitempty"` } type CanonicalJSONPartSetHeader struct { Hash cmn.HexBytes `json:"hash,omitempty"` Total int `json:"total,omitempty"` } type CanonicalJSONProposal struct { ChainID string `json:"@chain_id"` Type string `json:"@type"` BlockPartsHeader CanonicalJSONPartSetHeader `json:"block_parts_header"` Height int64 `json:"height"` POLBlockID CanonicalJSONBlockID `json:"pol_block_id"` POLRound int `json:"pol_round"` Round int `json:"round"` Timestamp string `json:"timestamp"` } type CanonicalJSONVote struct { ChainID string `json:"@chain_id"` Type string `json:"@type"` BlockID CanonicalJSONBlockID `json:"block_id"` Height int64 `json:"height"` Round int `json:"round"` Timestamp string `json:"timestamp"` VoteType byte `json:"type"` } type CanonicalJSONHeartbeat struct { ChainID string `json:"@chain_id"` Type string `json:"@type"` Height int64 `json:"height"` Round int `json:"round"` Sequence int `json:"sequence"` ValidatorAddress Address `json:"validator_address"` ValidatorIndex int `json:"validator_index"` } //----------------------------------- // Canonicalize the structs func CanonicalBlockID(blockID BlockID) CanonicalJSONBlockID { return CanonicalJSONBlockID{ Hash: blockID.Hash, PartsHeader: CanonicalPartSetHeader(blockID.PartsHeader), } } func CanonicalPartSetHeader(psh PartSetHeader) CanonicalJSONPartSetHeader { return CanonicalJSONPartSetHeader{ psh.Hash, psh.Total, } } func CanonicalProposal(chainID string, proposal *Proposal) CanonicalJSONProposal { return CanonicalJSONProposal{ ChainID: chainID, Type: "proposal", BlockPartsHeader: CanonicalPartSetHeader(proposal.BlockPartsHeader), Height: proposal.Height, Timestamp: CanonicalTime(proposal.Timestamp), POLBlockID: CanonicalBlockID(proposal.POLBlockID), POLRound: proposal.POLRound, Round: proposal.Round, } } func CanonicalVote(chainID string, vote *Vote) CanonicalJSONVote { return CanonicalJSONVote{ ChainID: chainID, Type: "vote", BlockID: CanonicalBlockID(vote.BlockID), Height: vote.Height, Round: vote.Round, Timestamp: CanonicalTime(vote.Timestamp), VoteType: vote.Type, } } func CanonicalHeartbeat(chainID string, heartbeat *Heartbeat) CanonicalJSONHeartbeat { return CanonicalJSONHeartbeat{ ChainID: chainID, Type: "heartbeat", Height: heartbeat.Height, Round: heartbeat.Round, Sequence: heartbeat.Sequence, ValidatorAddress: heartbeat.ValidatorAddress, ValidatorIndex: heartbeat.ValidatorIndex, } } func CanonicalTime(t time.Time) string { // Note that sending time over amino resets it to // local time, we need to force UTC here, so the // signatures match return t.UTC().Format(TimeFormat) }