mirror of
https://github.com/nspcc-dev/neo-go.git
synced 2024-11-27 03:58:06 +00:00
0f17402599
Sign any data by all consensus nodes.
96 lines
2.5 KiB
Go
96 lines
2.5 KiB
Go
package testchain
|
|
|
|
import (
|
|
"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
|
|
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
|
|
"github.com/nspcc-dev/neo-go/pkg/encoding/address"
|
|
"github.com/nspcc-dev/neo-go/pkg/io"
|
|
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
|
|
"github.com/nspcc-dev/neo-go/pkg/util"
|
|
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
|
|
)
|
|
|
|
// privNetKeys is a list of unencrypted WIFs sorted by public key.
|
|
var privNetKeys = []string{
|
|
"KzfPUYDC9n2yf4fK5ro4C8KMcdeXtFuEnStycbZgX3GomiUsvX6W",
|
|
"KzgWE3u3EDp13XPXXuTKZxeJ3Gi8Bsm8f9ijY3ZsCKKRvZUo1Cdn",
|
|
"KxyjQ8eUa4FHt3Gvioyt1Wz29cTUrE4eTqX3yFSk1YFCsPL8uNsY",
|
|
"L2oEXKRAAMiPEZukwR5ho2S6SMeQLhcK9mF71ZnF7GvT8dU4Kkgz",
|
|
}
|
|
|
|
var (
|
|
// ids maps validators order by public key sorting to validators ID.
|
|
// which is an order of the validator in the StandByValidators list.
|
|
ids = []int{1, 3, 0, 2}
|
|
// orders maps to validators id to it's order by public key sorting.
|
|
orders = []int{2, 0, 3, 1}
|
|
)
|
|
|
|
// Size returns testchain initial validators amount.
|
|
func Size() int {
|
|
return len(privNetKeys)
|
|
}
|
|
|
|
// IDToOrder returns node's order in privnet.
|
|
func IDToOrder(id int) int {
|
|
return orders[id]
|
|
}
|
|
|
|
// WIF returns unencrypted wif of the specified validator.
|
|
func WIF(i int) string {
|
|
return privNetKeys[i]
|
|
}
|
|
|
|
// PrivateKey returns private key of node #i.
|
|
func PrivateKey(i int) *keys.PrivateKey {
|
|
wif := WIF(i)
|
|
priv, err := keys.NewPrivateKeyFromWIF(wif)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return priv
|
|
}
|
|
|
|
// PrivateKeyByID returns private keys of a node with the specified id.
|
|
func PrivateKeyByID(id int) *keys.PrivateKey {
|
|
return PrivateKey(IDToOrder(id))
|
|
}
|
|
|
|
// MultisigVerificationScript returns script hash of the consensus multisig address.
|
|
func MultisigVerificationScript() []byte {
|
|
var pubs keys.PublicKeys
|
|
for i := range privNetKeys {
|
|
priv := PrivateKey(ids[i])
|
|
pubs = append(pubs, priv.PublicKey())
|
|
}
|
|
|
|
script, err := smartcontract.CreateMultiSigRedeemScript(3, pubs)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
return script
|
|
}
|
|
|
|
// MultisigScriptHash returns consensus address as Uint160.
|
|
func MultisigScriptHash() util.Uint160 {
|
|
return hash.Hash160(MultisigVerificationScript())
|
|
}
|
|
|
|
// MultisigAddress return consensus address as string.
|
|
func MultisigAddress() string {
|
|
return address.Uint160ToString(MultisigScriptHash())
|
|
}
|
|
|
|
// Sign signs data by all consensus nodes and returns invocation script.
|
|
func Sign(data []byte) []byte {
|
|
buf := io.NewBufBinWriter()
|
|
for i := 0; i < Size(); i++ {
|
|
pKey := PrivateKey(i)
|
|
sig := pKey.Sign(data)
|
|
if len(sig) != 64 {
|
|
panic("wrong signature length")
|
|
}
|
|
emit.Bytes(buf.BinWriter, sig)
|
|
}
|
|
return buf.Bytes()
|
|
}
|