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78 lines
2.4 KiB
78 lines
2.4 KiB
package genesis
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import (
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"crypto/ecdsa"
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"fmt"
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"os"
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"strings"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/harmony-one/harmony/internal/common"
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"github.com/harmony-one/harmony/internal/utils"
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)
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const genesisString = "https://harmony.one 'Open Consensus for 10B' 2019.06.01 $ONE"
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// DeployAccount is the account used in genesis
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type DeployAccount struct {
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Index string // index
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Address string // account address
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BlsPublicKey string // account public BLS key
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ShardID uint32 // shardID of the account
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}
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func (d DeployAccount) String() string {
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return fmt.Sprintf("%s/%s:%d", d.Address, d.BlsPublicKey, d.ShardID)
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}
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// BeaconAccountPriKey is the func which generates a constant private key.
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func BeaconAccountPriKey() *ecdsa.PrivateKey {
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prikey, err := ecdsa.GenerateKey(crypto.S256(), strings.NewReader(genesisString))
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if err != nil && prikey == nil {
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utils.GetLogInstance().Error("Failed to generate beacon chain contract deployer account")
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os.Exit(111)
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}
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return prikey
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}
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// FindAccount find the DeployAccount based on the account address, and the account index
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// the account address could be from HarmonyAccounts or from FoundationalNodeAccounts
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// the account index can be used to determin the shard of the account
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func FindAccount(address string) (int, *DeployAccount) {
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addr := common.ParseAddr(address)
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for i, acc := range HarmonyAccounts {
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if addr == common.ParseAddr(acc.Address) {
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return i, &acc
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}
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}
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for i, acc := range FoundationalNodeAccounts {
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if addr == common.ParseAddr(acc.Address) {
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return i + 8, &acc
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}
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}
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return 0, nil
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}
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// IsBlsPublicKeyIndex returns index and DeployAccount.
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func IsBlsPublicKeyIndex(blsPublicKey string) (int, *DeployAccount) {
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for i, item := range HarmonyAccounts {
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if item.BlsPublicKey == blsPublicKey {
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return i, &item
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}
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}
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for i, item := range FoundationalNodeAccounts {
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if item.BlsPublicKey == blsPublicKey {
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return i + 8, &item
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}
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}
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return -1, nil
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}
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// GenesisBeaconAccountPriKey is the private key of genesis beacon account.
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var GenesisBeaconAccountPriKey = BeaconAccountPriKey()
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// GenesisBeaconAccountPublicKey is the private key of genesis beacon account.
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var GenesisBeaconAccountPublicKey = GenesisBeaconAccountPriKey.PublicKey
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// DeployedContractAddress is the deployed contract address of the staking smart contract in beacon chain.
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var DeployedContractAddress = crypto.CreateAddress(crypto.PubkeyToAddress(GenesisBeaconAccountPublicKey), uint64(0))
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