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crypto: add sr25519 as a validator key (#6376)

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## Description

Add sr25519 as a validator key option. We support the crypto in tendermint and added batch verification recently.
This commit is contained in:
Marko
2021-04-22 10:37:38 +00:00
committed by GitHub
parent aa93ad8a15
commit 990504cd07
9 changed files with 196 additions and 14 deletions
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15
crypto/encoding/codec.go
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@@ -6,6 +6,7 @@ import (
"github.com/tendermint/tendermint/crypto"
"github.com/tendermint/tendermint/crypto/ed25519"
"github.com/tendermint/tendermint/crypto/secp256k1"
"github.com/tendermint/tendermint/crypto/sr25519"
"github.com/tendermint/tendermint/libs/json"
pc "github.com/tendermint/tendermint/proto/tendermint/crypto"
)
@@ -32,6 +33,12 @@ func PubKeyToProto(k crypto.PubKey) (pc.PublicKey, error) {
Secp256K1: k,
},
}
case sr25519.PubKey:
kp = pc.PublicKey{
Sum: &pc.PublicKey_Sr25519{
Sr25519: k,
},
}
default:
return kp, fmt.Errorf("toproto: key type %v is not supported", k)
}
@@ -57,6 +64,14 @@ func PubKeyFromProto(k pc.PublicKey) (crypto.PubKey, error) {
pk := make(secp256k1.PubKey, secp256k1.PubKeySize)
copy(pk, k.Secp256K1)
return pk, nil
case *pc.PublicKey_Sr25519:
if len(k.Sr25519) != sr25519.PubKeySize {
return nil, fmt.Errorf("invalid size for PubKeySr25519. Got %d, expected %d",
len(k.Sr25519), sr25519.PubKeySize)
}
pk := make(sr25519.PubKey, sr25519.PubKeySize)
copy(pk, k.Sr25519)
return pk, nil
default:
return nil, fmt.Errorf("fromproto: key type %v is not supported", k)
}