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poolrunner_staking.go
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poolrunner_staking.go
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package keeper
import (
"fmt"
"strconv"
"time"
errorsmod "cosmossdk.io/errors"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/bech32"
banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
distributiontypes "github.com/cosmos/cosmos-sdk/x/distribution/types"
stakingtypes "github.com/cosmos/cosmos-sdk/x/staking/types"
icqueriestypes "github.com/lum-network/chain/x/icqueries/types"
"github.com/lum-network/chain/x/millions/types"
)
type PoolRunnerStaking struct {
PoolRunnerBase
}
func (runner *PoolRunnerStaking) String() string {
return "PoolRunnerStaking"
}
func (runner *PoolRunnerStaking) OnUpdatePool(ctx sdk.Context, pool types.Pool) error {
if pool.State == types.PoolState_Ready || pool.State == types.PoolState_Paused {
if err := runner.keeper.RebalanceValidatorsBondings(ctx, pool.PoolId); err != nil {
return err
}
}
return nil
}
func (runner *PoolRunnerStaking) DelegateDepositOnRemoteZone(ctx sdk.Context, pool types.Pool, deposit types.Deposit) ([]*types.SplitDelegation, error) {
logger := runner.Logger(ctx).With("ctx", "deposit_delegate")
// Prepare delegations split
splits := pool.ComputeSplitDelegations(ctx, deposit.Amount.Amount)
if len(splits) == 0 {
return splits, types.ErrPoolEmptySplitDelegations
}
// If pool is local, we just process operation in place
// Otherwise we trigger IBC / ICA transactions
if pool.IsLocalZone(ctx) {
for _, split := range splits {
valAddr, err := sdk.ValAddressFromBech32(split.ValidatorAddress)
if err != nil {
return splits, err
}
validator, found := runner.keeper.StakingKeeper.GetValidator(ctx, valAddr)
if !found {
return splits, errorsmod.Wrapf(stakingtypes.ErrNoValidatorFound, "%s", valAddr.String())
}
if _, err := runner.keeper.StakingKeeper.Delegate(
ctx,
sdk.MustAccAddressFromBech32(pool.IcaDepositAddress),
split.Amount,
stakingtypes.Unbonded,
validator,
true,
); err != nil {
return splits, errorsmod.Wrapf(err, "%s", valAddr.String())
}
}
return splits, nil
}
// Construct our callback data
callbackData := types.DelegateCallback{
PoolId: pool.PoolId,
DepositId: deposit.DepositId,
SplitDelegations: splits,
}
marshalledCallbackData, err := runner.keeper.MarshalDelegateCallbackArgs(ctx, callbackData)
if err != nil {
return splits, err
}
// Build delegation tx
var msgs []sdk.Msg
for _, split := range splits {
msgs = append(msgs, &stakingtypes.MsgDelegate{
DelegatorAddress: pool.IcaDepositAddress,
ValidatorAddress: split.ValidatorAddress,
Amount: sdk.NewCoin(pool.NativeDenom, split.Amount),
})
}
// Dispatch our message with a timeout of 30 minutes in nanos
sequence, err := runner.keeper.BroadcastICAMessages(ctx, pool, types.ICATypeDeposit, msgs, types.IBCTimeoutNanos, ICACallbackID_Delegate, marshalledCallbackData)
if err != nil {
// Save error state since we cannot simply recover from a failure at this stage
// A subsequent call to DepositRetry will be made possible by setting an error state and not returning an error here
logger.Error(
fmt.Sprintf("failed to dispatch ICA delegation: %v", err),
"pool_id", pool.PoolId,
"deposit_id", deposit.DepositId,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return splits, err
}
logger.Debug(
"ICA delegation dispatched",
"pool_id", pool.PoolId,
"deposit_id", deposit.DepositId,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return splits, nil
}
func (runner *PoolRunnerStaking) UndelegateWithdrawalsOnRemoteZone(ctx sdk.Context, epochUnbonding types.EpochUnbonding) ([]*types.SplitDelegation, *time.Time, error) {
logger := runner.Logger(ctx).With("ctx", "withdrawal_undelegate")
pool, err := runner.keeper.GetPool(ctx, epochUnbonding.PoolId)
if err != nil {
return nil, nil, err
}
// Prepare undelegate split
splits := pool.ComputeSplitUndelegations(ctx, epochUnbonding.GetTotalAmount().Amount)
if len(splits) == 0 {
return nil, nil, types.ErrPoolEmptySplitDelegations
}
if pool.IsLocalZone(ctx) {
var unbondingEndsAt *time.Time
modAddr := sdk.MustAccAddressFromBech32(pool.GetIcaDepositAddress())
for _, split := range splits {
valAddr, err := sdk.ValAddressFromBech32(split.ValidatorAddress)
if err != nil {
return splits, unbondingEndsAt, err
}
shares, err := runner.keeper.StakingKeeper.ValidateUnbondAmount(
ctx,
modAddr,
valAddr,
split.Amount,
)
if err != nil {
return splits, unbondingEndsAt, errorsmod.Wrapf(err, "%s", valAddr.String())
}
// Trigger undelegate
endsAt, err := runner.keeper.StakingKeeper.Undelegate(ctx, modAddr, valAddr, shares)
if err != nil {
return splits, unbondingEndsAt, errorsmod.Wrapf(err, "%s", valAddr.String())
}
if unbondingEndsAt == nil || endsAt.After(*unbondingEndsAt) {
unbondingEndsAt = &endsAt
}
}
return splits, unbondingEndsAt, nil
}
// Construct our callback data
callbackData := types.UndelegateCallback{
PoolId: epochUnbonding.PoolId,
WithdrawalIds: epochUnbonding.WithdrawalIds,
}
marshalledCallbackData, err := runner.keeper.MarshalUndelegateCallbackArgs(ctx, callbackData)
if err != nil {
return splits, nil, err
}
// Build undelegate tx
var msgs []sdk.Msg
for _, split := range splits {
msgs = append(msgs, &stakingtypes.MsgUndelegate{
DelegatorAddress: pool.GetIcaDepositAddress(),
ValidatorAddress: split.ValidatorAddress,
Amount: sdk.NewCoin(pool.NativeDenom, split.Amount),
})
}
// Dispatch our message with a timeout of 30 minutes in nanos
sequence, err := runner.keeper.BroadcastICAMessages(ctx, pool, types.ICATypeDeposit, msgs, types.IBCTimeoutNanos, ICACallbackID_Undelegate, marshalledCallbackData)
if err != nil {
// Return with error here since it is the first operation and nothing needs to be saved to state
logger.Error(
fmt.Sprintf("failed to dispatch ICA undelegate: %v", err),
"pool_id", epochUnbonding.PoolId,
"epoch_number", epochUnbonding.EpochNumber,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return splits, nil, err
}
logger.Debug(
"ICA undelegate dispatched",
"pool_id", epochUnbonding.PoolId,
"epoch_number", epochUnbonding.EpochNumber,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return splits, nil, nil
}
func (runner *PoolRunnerStaking) RedelegateToActiveValidatorsOnRemoteZone(ctx sdk.Context, pool types.Pool, inactiveVal types.PoolValidator, splits []*types.SplitDelegation) error {
logger := runner.Logger(ctx).With("ctx", "pool_redelegate")
// If pool is local, we just process operation in place
// Otherwise we trigger ICA transactions
if pool.IsLocalZone(ctx) {
delAddr := sdk.MustAccAddressFromBech32(pool.GetIcaDepositAddress())
valSrcAddr, err := sdk.ValAddressFromBech32(inactiveVal.GetOperatorAddress())
if err != nil {
return err
}
for _, split := range splits {
valDstAddr, err := sdk.ValAddressFromBech32(split.GetValidatorAddress())
if err != nil {
return err
}
// Validate the redelegation sharesAmount
sharesAmount, err := runner.keeper.StakingKeeper.ValidateUnbondAmount(
ctx,
delAddr,
valSrcAddr,
split.Amount,
)
if err != nil {
return errorsmod.Wrapf(err, "%s", valDstAddr.String())
}
_, err = runner.keeper.StakingKeeper.BeginRedelegation(ctx, delAddr, valSrcAddr, valDstAddr, sharesAmount)
if err != nil {
return errorsmod.Wrapf(err, "%s", valDstAddr.String())
}
}
return nil
}
// Construct our callback data
callbackData := types.RedelegateCallback{
PoolId: pool.PoolId,
OperatorAddress: inactiveVal.GetOperatorAddress(),
SplitDelegations: splits,
}
marshalledCallbackData, err := runner.keeper.MarshalRedelegateCallbackArgs(ctx, callbackData)
if err != nil {
return err
}
// Build the MsgBeginRedelegate
var msgs []sdk.Msg
for _, split := range splits {
msgs = append(msgs, &stakingtypes.MsgBeginRedelegate{
DelegatorAddress: pool.GetIcaDepositAddress(),
ValidatorSrcAddress: inactiveVal.GetOperatorAddress(),
ValidatorDstAddress: split.GetValidatorAddress(),
Amount: sdk.NewCoin(pool.NativeDenom, split.Amount),
})
}
// Dispatch our message with a timeout of 30 minutes in nanos
timeoutTimestamp := uint64(ctx.BlockTime().UnixNano()) + types.IBCTimeoutNanos
sequence, err := runner.keeper.BroadcastICAMessages(ctx, pool, types.ICATypeDeposit, msgs, timeoutTimestamp, ICACallbackID_Redelegate, marshalledCallbackData)
if err != nil {
logger.Error(
fmt.Sprintf("failed to dispatch ICA redelegation: %v", err),
"pool_id", pool.PoolId,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return err
}
logger.Debug(
"ICA redelegation dispatched",
"pool_id", pool.PoolId,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return nil
}
func (runner *PoolRunnerStaking) ClaimYieldOnRemoteZone(ctx sdk.Context, pool types.Pool, draw types.Draw) error {
logger := runner.Logger(ctx).With("ctx", "claim_yield")
if pool.IsLocalZone(ctx) {
coins := sdk.Coins{}
for _, validator := range pool.GetValidators() {
if validator.IsBonded() {
rewardCoins, err := runner.keeper.DistributionKeeper.WithdrawDelegationRewards(
ctx,
sdk.MustAccAddressFromBech32(pool.GetIcaDepositAddress()),
validator.MustValAddressFromBech32(),
)
if err != nil {
// Return with error here since it is the first operation and nothing needs to be saved to state
return errorsmod.Wrapf(err, "%s", validator.OperatorAddress)
}
coins = coins.Add(rewardCoins...)
}
}
} else {
var msgs []sdk.Msg
for _, validator := range pool.GetValidators() {
if validator.IsBonded() {
msgs = append(msgs, &distributiontypes.MsgWithdrawDelegatorReward{
DelegatorAddress: pool.GetIcaDepositAddress(),
ValidatorAddress: validator.OperatorAddress,
})
}
}
if len(msgs) == 0 {
// Special case - no bonded validator
// Does not need to do any ICA call
return nil
}
callbackData := types.ClaimRewardsCallback{
PoolId: pool.PoolId,
DrawId: draw.DrawId,
}
marshalledCallbackData, err := runner.keeper.MarshalClaimCallbackArgs(ctx, callbackData)
if err != nil {
return err
}
// Dispatch our message with a timeout of 30 minutes in nanos
sequence, err := runner.keeper.BroadcastICAMessages(ctx, pool, types.ICATypeDeposit, msgs, types.IBCTimeoutNanos, ICACallbackID_Claim, marshalledCallbackData)
if err != nil {
// Return with error here since it is the first operation and nothing needs to be saved to state
logger.Error(
fmt.Sprintf("failed to dispatch ICA claim delegator rewards: %v", err),
"pool_id", pool.PoolId,
"draw_id", draw.DrawId,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
return err
}
logger.Debug(
"ICA claim delegator rewards dispatched",
"pool_id", pool.PoolId,
"draw_id", draw.DrawId,
"chain_id", pool.GetChainId(),
"sequence", sequence,
)
}
return nil
}
func (runner *PoolRunnerStaking) QueryFreshPrizePoolCoinsOnRemoteZone(ctx sdk.Context, pool types.Pool, draw types.Draw) error {
logger := runner.Logger(ctx).With("ctx", "query_fresh_prize_pool")
// Encode the ica address for query
_, icaAddressBz, err := bech32.DecodeAndConvert(pool.GetIcaPrizepoolAddress())
if err != nil {
panic(err)
}
// Construct the query data and timeout timestamp (now + 30 minutes)
extraID := types.CombineStringKeys(strconv.FormatUint(pool.PoolId, 10), strconv.FormatUint(draw.DrawId, 10))
queryData := append(banktypes.CreateAccountBalancesPrefix(icaAddressBz), []byte(pool.GetNativeDenom())...)
err = runner.keeper.BroadcastICQuery(
ctx,
pool,
ICQCallbackID_Balance,
extraID,
icqueriestypes.BANK_STORE_QUERY_WITH_PROOF,
queryData,
icqueriestypes.TimeoutPolicy_EXECUTE_QUERY_CALLBACK,
types.IBCTimeoutNanos,
)
if err != nil {
logger.Error(
fmt.Sprintf("failed to dispatch ICQ query balance: %v", err),
"pool_id", pool.PoolId,
"draw_id", draw.DrawId,
"chain_id", pool.GetChainId(),
)
return err
}
logger.Debug(
"ICQ query balance dispatched",
"pool_id", pool.PoolId,
"draw_id", draw.DrawId,
"chain_id", pool.GetChainId(),
)
return nil
}