You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
90 lines
3.3 KiB
90 lines
3.3 KiB
package node
|
|
|
|
import (
|
|
"encoding/hex"
|
|
"math/big"
|
|
|
|
"github.com/harmony-one/harmony/core/types"
|
|
|
|
"github.com/harmony-one/harmony/contracts/structs"
|
|
|
|
"github.com/harmony-one/harmony/core"
|
|
|
|
"github.com/ethereum/go-ethereum/common"
|
|
"github.com/harmony-one/harmony/internal/utils"
|
|
|
|
"github.com/ethereum/go-ethereum/common/hexutil"
|
|
)
|
|
|
|
//constants related to staking
|
|
//The first four bytes of the call data for a function call specifies the function to be called.
|
|
//It is the first (left, high-order in big-endian) four bytes of the Keccak-256 (SHA-3)
|
|
//Refer: https://solidity.readthedocs.io/en/develop/abi-spec.html
|
|
|
|
const (
|
|
funcSingatureBytes = 4
|
|
lockPeriodInEpochs = 3 // This should be in sync with contracts/StakeLockContract.sol
|
|
)
|
|
|
|
// UpdateStakingList updates staking list from the given StakeInfo query result.
|
|
func (node *Node) UpdateStakingList(stakeInfoReturnValue *structs.StakeInfoReturnValue) {
|
|
utils.Logger().Info().Interface("contractState", stakeInfoReturnValue).Msg("Updating staking list")
|
|
if stakeInfoReturnValue == nil {
|
|
return
|
|
}
|
|
node.CurrentStakes = make(map[common.Address]*structs.StakeInfo)
|
|
for i, addr := range stakeInfoReturnValue.LockedAddresses {
|
|
blockNum := stakeInfoReturnValue.BlockNums[i]
|
|
lockPeriodCount := stakeInfoReturnValue.LockPeriodCounts[i]
|
|
|
|
startEpoch := core.GetEpochFromBlockNumber(blockNum.Uint64())
|
|
curEpoch := core.GetEpochFromBlockNumber(node.Blockchain().CurrentBlock().NumberU64())
|
|
|
|
if startEpoch == curEpoch {
|
|
continue // The token are counted into stakes at the beginning of next epoch.
|
|
}
|
|
// True if the token is still staked within the locking period.
|
|
if curEpoch-startEpoch <= lockPeriodCount.Uint64()*lockPeriodInEpochs {
|
|
blsPubKey := types.BlsPublicKey{}
|
|
copy(blsPubKey[:32], stakeInfoReturnValue.BlsPubicKeys1[i][:])
|
|
copy(blsPubKey[32:48], stakeInfoReturnValue.BlsPubicKeys2[i][:16])
|
|
node.CurrentStakes[addr] = &structs.StakeInfo{
|
|
Account: addr,
|
|
BlsPublicKey: blsPubKey,
|
|
BlockNum: blockNum,
|
|
LockPeriodCount: lockPeriodCount,
|
|
Amount: stakeInfoReturnValue.Amounts[i],
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
func (node *Node) printStakingList() {
|
|
for addr, stakeInfo := range node.CurrentStakes {
|
|
utils.Logger().Info().
|
|
Str("Address", addr.String()).
|
|
Str("BlsPubKey", hex.EncodeToString(stakeInfo.BlsPublicKey[:])).
|
|
Interface("BlockNum", stakeInfo.BlockNum).
|
|
Interface("lockPeriodCount", stakeInfo.LockPeriodCount).
|
|
Interface("amount", stakeInfo.Amount).
|
|
Msg("")
|
|
}
|
|
}
|
|
|
|
//The first four bytes of the call data for a function call specifies the function to be called.
|
|
//It is the first (left, high-order in big-endian) four bytes of the Keccak-256 (SHA-3)
|
|
//Refer: https://solidity.readthedocs.io/en/develop/abi-spec.html
|
|
func decodeStakeCall(getData []byte) int64 {
|
|
value := new(big.Int)
|
|
value.SetBytes(getData[funcSingatureBytes:]) //Escape the method call.
|
|
return value.Int64()
|
|
}
|
|
|
|
//The first four bytes of the call data for a function call specifies the function to be called.
|
|
//It is the first (left, high-order in big-endian) four bytes of the Keccak-256 (SHA-3)
|
|
//Refer: https://solidity.readthedocs.io/en/develop/abi-spec.html
|
|
//gets the function signature from data.
|
|
func decodeFuncSign(data []byte) string {
|
|
funcSign := hexutil.Encode(data[:funcSingatureBytes]) //The function signature is first 4 bytes of data in ethereum
|
|
return funcSign
|
|
}
|
|
|