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121 lines
3.5 KiB
121 lines
3.5 KiB
package types
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import (
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"time"
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wire "github.com/tendermint/go-wire"
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cmn "github.com/tendermint/tmlibs/common"
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)
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// canonical json is go-wire's json for structs with fields in alphabetical order
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// TimeFormat is used for generating the sigs
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const TimeFormat = wire.RFC3339Millis
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type CanonicalJSONBlockID struct {
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Hash cmn.HexBytes `json:"hash,omitempty"`
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PartsHeader CanonicalJSONPartSetHeader `json:"parts,omitempty"`
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}
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type CanonicalJSONPartSetHeader struct {
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Hash cmn.HexBytes `json:"hash"`
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Total int `json:"total"`
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}
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type CanonicalJSONProposal struct {
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BlockPartsHeader CanonicalJSONPartSetHeader `json:"block_parts_header"`
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Height int64 `json:"height"`
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POLBlockID CanonicalJSONBlockID `json:"pol_block_id"`
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POLRound int `json:"pol_round"`
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Round int `json:"round"`
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Timestamp string `json:"timestamp"`
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}
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type CanonicalJSONVote struct {
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BlockID CanonicalJSONBlockID `json:"block_id"`
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Height int64 `json:"height"`
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Round int `json:"round"`
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Timestamp string `json:"timestamp"`
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Type byte `json:"type"`
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}
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type CanonicalJSONHeartbeat struct {
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Height int64 `json:"height"`
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Round int `json:"round"`
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Sequence int `json:"sequence"`
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ValidatorAddress Address `json:"validator_address"`
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ValidatorIndex int `json:"validator_index"`
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}
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//------------------------------------
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// Messages including a "chain id" can only be applied to one chain, hence "Once"
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type CanonicalJSONOnceProposal struct {
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ChainID string `json:"chain_id"`
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Proposal CanonicalJSONProposal `json:"proposal"`
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}
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type CanonicalJSONOnceVote struct {
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ChainID string `json:"chain_id"`
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Vote CanonicalJSONVote `json:"vote"`
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}
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type CanonicalJSONOnceHeartbeat struct {
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ChainID string `json:"chain_id"`
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Heartbeat CanonicalJSONHeartbeat `json:"heartbeat"`
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}
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//-----------------------------------
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// Canonicalize the structs
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func CanonicalBlockID(blockID BlockID) CanonicalJSONBlockID {
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return CanonicalJSONBlockID{
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Hash: blockID.Hash,
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PartsHeader: CanonicalPartSetHeader(blockID.PartsHeader),
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}
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}
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func CanonicalPartSetHeader(psh PartSetHeader) CanonicalJSONPartSetHeader {
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return CanonicalJSONPartSetHeader{
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psh.Hash,
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psh.Total,
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}
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}
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func CanonicalProposal(proposal *Proposal) CanonicalJSONProposal {
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return CanonicalJSONProposal{
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BlockPartsHeader: CanonicalPartSetHeader(proposal.BlockPartsHeader),
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Height: proposal.Height,
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Timestamp: CanonicalTime(proposal.Timestamp),
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POLBlockID: CanonicalBlockID(proposal.POLBlockID),
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POLRound: proposal.POLRound,
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Round: proposal.Round,
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}
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}
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func CanonicalVote(vote *Vote) CanonicalJSONVote {
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return CanonicalJSONVote{
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BlockID: CanonicalBlockID(vote.BlockID),
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Height: vote.Height,
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Round: vote.Round,
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Timestamp: CanonicalTime(vote.Timestamp),
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Type: vote.Type,
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}
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}
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func CanonicalHeartbeat(heartbeat *Heartbeat) CanonicalJSONHeartbeat {
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return CanonicalJSONHeartbeat{
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heartbeat.Height,
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heartbeat.Round,
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heartbeat.Sequence,
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heartbeat.ValidatorAddress,
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heartbeat.ValidatorIndex,
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}
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}
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func CanonicalTime(t time.Time) string {
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// note that sending time over go-wire resets it to
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// local time, we need to force UTC here, so the
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// signatures match
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return t.UTC().Format(TimeFormat)
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}
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