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96 lines
3.1 KiB
96 lines
3.1 KiB
package privval
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import (
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"context"
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"fmt"
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"github.com/tendermint/tendermint/crypto"
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"github.com/tendermint/tendermint/crypto/encoding"
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cryptoproto "github.com/tendermint/tendermint/proto/tendermint/crypto"
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privvalproto "github.com/tendermint/tendermint/proto/tendermint/privval"
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tmproto "github.com/tendermint/tendermint/proto/tendermint/types"
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"github.com/tendermint/tendermint/types"
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)
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func DefaultValidationRequestHandler(
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ctx context.Context,
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privVal types.PrivValidator,
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req privvalproto.Message,
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chainID string,
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) (privvalproto.Message, error) {
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var (
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res privvalproto.Message
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err error
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)
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switch r := req.Sum.(type) {
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case *privvalproto.Message_PubKeyRequest:
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if r.PubKeyRequest.GetChainId() != chainID {
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res = mustWrapMsg(&privvalproto.PubKeyResponse{
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PubKey: cryptoproto.PublicKey{}, Error: &privvalproto.RemoteSignerError{
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Code: 0, Description: "unable to provide pubkey"}})
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return res, fmt.Errorf("want chainID: %s, got chainID: %s", r.PubKeyRequest.GetChainId(), chainID)
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}
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var pubKey crypto.PubKey
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pubKey, err = privVal.GetPubKey(ctx)
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if err != nil {
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return res, err
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}
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pk, err := encoding.PubKeyToProto(pubKey)
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if err != nil {
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return res, err
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}
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if err != nil {
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res = mustWrapMsg(&privvalproto.PubKeyResponse{
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PubKey: cryptoproto.PublicKey{}, Error: &privvalproto.RemoteSignerError{Code: 0, Description: err.Error()}})
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} else {
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res = mustWrapMsg(&privvalproto.PubKeyResponse{PubKey: pk, Error: nil})
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}
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case *privvalproto.Message_SignVoteRequest:
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if r.SignVoteRequest.ChainId != chainID {
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res = mustWrapMsg(&privvalproto.SignedVoteResponse{
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Vote: tmproto.Vote{}, Error: &privvalproto.RemoteSignerError{
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Code: 0, Description: "unable to sign vote"}})
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return res, fmt.Errorf("want chainID: %s, got chainID: %s", r.SignVoteRequest.GetChainId(), chainID)
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}
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vote := r.SignVoteRequest.Vote
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err = privVal.SignVote(ctx, chainID, vote)
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if err != nil {
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res = mustWrapMsg(&privvalproto.SignedVoteResponse{
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Vote: tmproto.Vote{}, Error: &privvalproto.RemoteSignerError{Code: 0, Description: err.Error()}})
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} else {
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res = mustWrapMsg(&privvalproto.SignedVoteResponse{Vote: *vote, Error: nil})
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}
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case *privvalproto.Message_SignProposalRequest:
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if r.SignProposalRequest.GetChainId() != chainID {
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res = mustWrapMsg(&privvalproto.SignedProposalResponse{
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Proposal: tmproto.Proposal{}, Error: &privvalproto.RemoteSignerError{
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Code: 0,
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Description: "unable to sign proposal"}})
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return res, fmt.Errorf("want chainID: %s, got chainID: %s", r.SignProposalRequest.GetChainId(), chainID)
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}
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proposal := r.SignProposalRequest.Proposal
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err = privVal.SignProposal(ctx, chainID, proposal)
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if err != nil {
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res = mustWrapMsg(&privvalproto.SignedProposalResponse{
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Proposal: tmproto.Proposal{}, Error: &privvalproto.RemoteSignerError{Code: 0, Description: err.Error()}})
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} else {
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res = mustWrapMsg(&privvalproto.SignedProposalResponse{Proposal: *proposal, Error: nil})
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}
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case *privvalproto.Message_PingRequest:
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err, res = nil, mustWrapMsg(&privvalproto.PingResponse{})
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default:
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err = fmt.Errorf("unknown msg: %v", r)
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}
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return res, err
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}
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