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package factory
import (
"context"
"fmt"
"time"
tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
"github.com/tendermint/tendermint/types"
)
func MakeCommit(blockID types.BlockID, height int64, round int32,
voteSet *types.VoteSet, validators []types.PrivValidator, now time.Time) (*types.Commit, error) {
// all sign
for i := 0; i < len(validators); i++ {
pubKey, err := validators[i].GetPubKey(context.Background())
if err != nil {
return nil, fmt.Errorf("can't get pubkey: %w", err)
}
vote := &types.Vote{
ValidatorAddress: pubKey.Address(),
ValidatorIndex: int32(i),
Height: height,
Round: round,
Type: tmproto.PrecommitType,
BlockID: blockID,
Timestamp: now,
}
_, err = signAddVote(validators[i], vote, voteSet)
if err != nil {
return nil, err
}
}
return voteSet.MakeCommit(), nil
}
func signAddVote(privVal types.PrivValidator, vote *types.Vote, voteSet *types.VoteSet) (signed bool, err error) {
v := vote.ToProto()
err = privVal.SignVote(context.Background(), voteSet.ChainID(), v)
if err != nil {
return false, err
}
vote.Signature = v.Signature
return voteSet.AddVote(vote)
}