/
transfer.go
223 lines (195 loc) · 6.52 KB
/
transfer.go
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package keeper
import (
"math/big"
"time"
indexerevents "github.com/dydxprotocol/v4-chain/protocol/indexer/events"
indexer_manager "github.com/dydxprotocol/v4-chain/protocol/indexer/indexer_manager"
gometrics "github.com/armon/go-metrics"
"github.com/cosmos/cosmos-sdk/telemetry"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/dydxprotocol/v4-chain/protocol/lib/metrics"
"github.com/dydxprotocol/v4-chain/protocol/x/sending/types"
satypes "github.com/dydxprotocol/v4-chain/protocol/x/subaccounts/types"
)
// ProcessTransfer transfers quote balance between two subaccounts.
func (k Keeper) ProcessTransfer(
ctx sdk.Context,
pendingTransfer *types.Transfer,
) (err error) {
defer telemetry.ModuleMeasureSince(types.ModuleName, time.Now(), metrics.ProcessTransfer, metrics.Latency)
updates := []satypes.Update{
pendingTransfer.GetSenderSubaccountUpdate(),
pendingTransfer.GetRecipientSubaccountUpdate(),
}
success, successPerUpdate, err := k.subaccountsKeeper.UpdateSubaccounts(ctx, updates)
if err != nil {
return err
}
// If not successful, return error indicating why.
if err := satypes.GetErrorFromUpdateResults(success, successPerUpdate, updates); err != nil {
return err
}
recipientAddr := pendingTransfer.Recipient.MustGetAccAddress()
// Create an account for the recipient address if one does not exist.
// This is copied from https://sourcegraph.com/github.com/cosmos/cosmos-sdk/-/blob/x/bank/keeper/send.go?L199-203
if exists := k.accountKeeper.HasAccount(ctx, recipientAddr); !exists {
defer telemetry.IncrCounter(1, types.ModuleName, metrics.New, metrics.Account)
k.accountKeeper.SetAccount(
ctx,
k.accountKeeper.NewAccountWithAddress(ctx, recipientAddr),
)
}
// Add transfer event to Indexer block message.
k.GetIndexerEventManager().AddTxnEvent(
ctx,
indexerevents.SubtypeTransfer,
indexerevents.TransferEventVersion,
indexer_manager.GetBytes(
k.GenerateTransferEvent(pendingTransfer),
),
)
return nil
}
// GenerateTransferEvent takes in a transfer and returns a transfer event.
func (k Keeper) GenerateTransferEvent(transfer *types.Transfer) *indexerevents.TransferEventV1 {
return indexerevents.NewTransferEvent(
satypes.SubaccountId{
Owner: transfer.Sender.Owner,
Number: transfer.Sender.Number,
},
satypes.SubaccountId{
Owner: transfer.Recipient.Owner,
Number: transfer.Recipient.Number,
},
transfer.AssetId,
satypes.BaseQuantums(transfer.Amount),
)
}
// ProcessDepositToSubaccount transfers quote balance from an account to a subaccount.
func (k Keeper) ProcessDepositToSubaccount(
ctx sdk.Context,
msgDepositToSubaccount *types.MsgDepositToSubaccount,
) (err error) {
// Emit metric on latency.
defer telemetry.ModuleMeasureSince(types.ModuleName, time.Now(), metrics.ProcessDepositToSubaccount,
metrics.Latency)
// Convert sender address string to an sdk.AccAddress.
senderAccAddress, err := sdk.AccAddressFromBech32(msgDepositToSubaccount.Sender)
if err != nil {
return err
}
// Invoke account-to-subaccount transfer keeper method in subaccounts.
err = k.subaccountsKeeper.DepositFundsFromAccountToSubaccount(
ctx,
senderAccAddress,
msgDepositToSubaccount.Recipient,
msgDepositToSubaccount.AssetId,
new(big.Int).SetUint64(msgDepositToSubaccount.Quantums),
)
// Emit gauge metric with labels if deposit to subaccount succeeds.
if err == nil {
telemetry.SetGaugeWithLabels(
[]string{
types.ModuleName,
metrics.ProcessDepositToSubaccount,
},
float32(msgDepositToSubaccount.Quantums),
[]gometrics.Label{
metrics.GetLabelForIntValue(metrics.AssetId, int(msgDepositToSubaccount.AssetId)),
},
)
// Add deposit event to Indexer block message.
k.GetIndexerEventManager().AddTxnEvent(
ctx,
indexerevents.SubtypeTransfer,
indexerevents.TransferEventVersion,
indexer_manager.GetBytes(
k.GenerateDepositEvent(msgDepositToSubaccount),
),
)
}
return err
}
// GenerateDepositEvent takes in a deposit and returns a deposit event.
func (k Keeper) GenerateDepositEvent(deposit *types.MsgDepositToSubaccount) *indexerevents.TransferEventV1 {
return indexerevents.NewDepositEvent(
deposit.Sender,
satypes.SubaccountId{
Owner: deposit.Recipient.Owner,
Number: deposit.Recipient.Number,
},
deposit.AssetId,
satypes.BaseQuantums(deposit.Quantums),
)
}
// ProcessWithdrawFromSubaccount transfers quote balance from a subaccount to an account.
func (k Keeper) ProcessWithdrawFromSubaccount(
ctx sdk.Context,
msgWithdrawFromSubaccount *types.MsgWithdrawFromSubaccount,
) (err error) {
// Emit metric on latency.
defer telemetry.ModuleMeasureSince(types.ModuleName, time.Now(), metrics.ProcessWithdrawFromSubaccount,
metrics.Latency)
// Convert recipient address string to an sdk.AccAddress.
recipientAccAddress, err := sdk.AccAddressFromBech32(msgWithdrawFromSubaccount.Recipient)
if err != nil {
return err
}
// Invoke subaccount-to-account transfer keeper method in subaccounts.
err = k.subaccountsKeeper.WithdrawFundsFromSubaccountToAccount(
ctx,
msgWithdrawFromSubaccount.Sender,
recipientAccAddress,
msgWithdrawFromSubaccount.AssetId,
new(big.Int).SetUint64(msgWithdrawFromSubaccount.Quantums),
)
// Emit gauge metric with labels if withdrawal from subaccount succeeds.
if err == nil {
telemetry.SetGaugeWithLabels(
[]string{
types.ModuleName,
metrics.ProcessWithdrawFromSubaccount,
},
float32(msgWithdrawFromSubaccount.Quantums),
[]gometrics.Label{
metrics.GetLabelForIntValue(metrics.AssetId, int(msgWithdrawFromSubaccount.AssetId)),
},
)
// Add withdraw event to Indexer block message.
k.GetIndexerEventManager().AddTxnEvent(
ctx,
indexerevents.SubtypeTransfer,
indexerevents.TransferEventVersion,
indexer_manager.GetBytes(
k.GenerateWithdrawEvent(msgWithdrawFromSubaccount),
),
)
}
return err
}
// GenerateWithdrawEvent takes in a withdrawal and returns a withdraw event.
func (k Keeper) GenerateWithdrawEvent(withdraw *types.MsgWithdrawFromSubaccount) *indexerevents.TransferEventV1 {
return indexerevents.NewWithdrawEvent(
satypes.SubaccountId{
Owner: withdraw.Sender.Owner,
Number: withdraw.Sender.Number,
},
withdraw.Recipient,
withdraw.AssetId,
satypes.BaseQuantums(withdraw.Quantums),
)
}
func (k Keeper) SendFromModuleToAccount(
ctx sdk.Context,
msg *types.MsgSendFromModuleToAccount,
) (err error) {
if err = msg.ValidateBasic(); err != nil {
return err
}
return k.bankKeeper.SendCoinsFromModuleToAccount(
ctx,
msg.GetSenderModuleName(),
sdk.MustAccAddressFromBech32(msg.GetRecipient()),
sdk.NewCoins(msg.Coin),
)
}