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[CLOB-1036] organizational update for liquidation daemon #855

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Dec 7, 2023
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155 changes: 155 additions & 0 deletions protocol/daemons/liquidation/client/grpc_helper.go
Original file line number Diff line number Diff line change
@@ -0,0 +1,155 @@
package client

import (
"context"
"time"

gometrics "github.com/armon/go-metrics"
"github.com/cosmos/cosmos-sdk/telemetry"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/dydxprotocol/v4-chain/protocol/daemons/liquidation/api"
"github.com/dydxprotocol/v4-chain/protocol/lib/metrics"
clobtypes "github.com/dydxprotocol/v4-chain/protocol/x/clob/types"
satypes "github.com/dydxprotocol/v4-chain/protocol/x/subaccounts/types"
)

// GetAllSubaccounts queries a gRPC server and returns a list of subaccounts and
// their balances and open positions.
func GetAllSubaccounts(
daemon *Client,
ctx context.Context,
client satypes.QueryClient,
limit uint64,
) (
subaccounts []satypes.Subaccount,
err error,
) {
defer telemetry.ModuleMeasureSince(metrics.LiquidationDaemon, time.Now(), metrics.GetAllSubaccounts, metrics.Latency)
subaccounts = make([]satypes.Subaccount, 0)

var nextKey []byte
for {
subaccountsFromKey, next, err := getSubaccountsFromKey(
ctx,
client,
limit,
nextKey,
)

if err != nil {
return nil, err
}

subaccounts = append(subaccounts, subaccountsFromKey...)
nextKey = next

if len(nextKey) == 0 {
break
}
}

telemetry.ModuleSetGauge(
metrics.LiquidationDaemon,
float32(len(subaccounts)),
metrics.GetAllSubaccounts,
metrics.Count,
)

return subaccounts, nil
}

// CheckCollateralizationForSubaccounts queries a gRPC server using `AreSubaccountsLiquidatable`
// and returns a list of collateralization statuses for the given list of subaccount ids.
func CheckCollateralizationForSubaccounts(
daemon *Client,
ctx context.Context,
client clobtypes.QueryClient,
subaccountIds []satypes.SubaccountId,
) (
results []clobtypes.AreSubaccountsLiquidatableResponse_Result,
err error,
) {
defer telemetry.ModuleMeasureSince(
metrics.LiquidationDaemon,
time.Now(),
metrics.CheckCollateralizationForSubaccounts,
metrics.Latency,
)

query := &clobtypes.AreSubaccountsLiquidatableRequest{
SubaccountIds: subaccountIds,
}
response, err := client.AreSubaccountsLiquidatable(ctx, query)
if err != nil {
return nil, err
}

return response.Results, nil
}

// SendLiquidatableSubaccountIds sends a list of unique and potentially liquidatable
// subaccount ids to a gRPC server via `LiquidateSubaccounts`.
func SendLiquidatableSubaccountIds(
ctx context.Context,
client api.LiquidationServiceClient,
subaccountIds []satypes.SubaccountId,
) error {
defer telemetry.ModuleMeasureSince(
metrics.LiquidationDaemon,
time.Now(),
metrics.SendLiquidatableSubaccountIds,
metrics.Latency,
)

telemetry.ModuleSetGauge(
metrics.LiquidationDaemon,
float32(len(subaccountIds)),
metrics.LiquidatableSubaccountIds,
metrics.Count,
)

request := &api.LiquidateSubaccountsRequest{
SubaccountIds: subaccountIds,
}

if _, err := client.LiquidateSubaccounts(ctx, request); err != nil {
return err
}
return nil
}

func getSubaccountsFromKey(
ctx context.Context,
client satypes.QueryClient,
limit uint64,
pageRequestKey []byte,
) (
subaccounts []satypes.Subaccount,
nextKey []byte,
err error,
) {
defer metrics.ModuleMeasureSinceWithLabels(
metrics.LiquidationDaemon,
[]string{metrics.GetSubaccountsFromKey, metrics.Latency},
time.Now(),
[]gometrics.Label{
metrics.GetLabelForIntValue(metrics.PageLimit, int(limit)),
},
)

query := &satypes.QueryAllSubaccountRequest{
Pagination: &query.PageRequest{
Key: pageRequestKey,
Limit: limit,
},
}

response, err := client.SubaccountAll(ctx, query)
if err != nil {
return nil, nil, err
}
if response.Pagination != nil {
nextKey = response.Pagination.NextKey
}
return response.Subaccount, nextKey, nil
}
Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,8 @@ package client_test
import (
"context"
"errors"
"testing"

"github.com/cometbft/cometbft/libs/log"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/dydxprotocol/v4-chain/protocol/daemons/flags"
Expand All @@ -14,7 +16,6 @@ import (
clobtypes "github.com/dydxprotocol/v4-chain/protocol/x/clob/types"
satypes "github.com/dydxprotocol/v4-chain/protocol/x/subaccounts/types"
"github.com/stretchr/testify/require"
"testing"
)

func TestGetAllSubaccounts(t *testing.T) {
Expand Down
153 changes: 3 additions & 150 deletions protocol/daemons/liquidation/client/sub_task_runner.go
Original file line number Diff line number Diff line change
Expand Up @@ -2,16 +2,15 @@ package client

import (
"context"
gometrics "github.com/armon/go-metrics"
"time"

"github.com/cosmos/cosmos-sdk/telemetry"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/dydxprotocol/v4-chain/protocol/daemons/flags"
"github.com/dydxprotocol/v4-chain/protocol/daemons/liquidation/api"
"github.com/dydxprotocol/v4-chain/protocol/lib"
"github.com/dydxprotocol/v4-chain/protocol/lib/metrics"
clobtypes "github.com/dydxprotocol/v4-chain/protocol/x/clob/types"
satypes "github.com/dydxprotocol/v4-chain/protocol/x/subaccounts/types"
"time"
)

// SubTaskRunner provides an interface that encapsulates the liquidations daemon logic to gather and report
Expand Down Expand Up @@ -50,12 +49,7 @@ func (s *SubTaskRunnerImpl) RunLiquidationDaemonTaskLoop(
)

// 1. Fetch all subaccounts from query service.
subaccounts, err := GetAllSubaccounts(
client,
ctx,
subaccountQueryClient,
liqFlags.SubaccountPageLimit,
)
subaccounts, err := GetAllSubaccounts(client, ctx, subaccountQueryClient, liqFlags.SubaccountPageLimit)
if err != nil {
return err
}
Expand Down Expand Up @@ -85,147 +79,6 @@ func (s *SubTaskRunnerImpl) RunLiquidationDaemonTaskLoop(
return nil
}

// CheckCollateralizationForSubaccounts queries a gRPC server using `AreSubaccountsLiquidatable`
// and returns a list of collateralization statuses for the given list of subaccount ids.
func CheckCollateralizationForSubaccounts(
daemon *Client,
ctx context.Context,
client clobtypes.QueryClient,
subaccountIds []satypes.SubaccountId,
) (
results []clobtypes.AreSubaccountsLiquidatableResponse_Result,
err error,
) {
defer telemetry.ModuleMeasureSince(
metrics.LiquidationDaemon,
time.Now(),
metrics.CheckCollateralizationForSubaccounts,
metrics.Latency,
)

query := &clobtypes.AreSubaccountsLiquidatableRequest{
SubaccountIds: subaccountIds,
}
response, err := client.AreSubaccountsLiquidatable(ctx, query)
if err != nil {
return nil, err
}

return response.Results, nil
}

// SendLiquidatableSubaccountIds sends a list of unique and potentially liquidatable
// subaccount ids to a gRPC server via `LiquidateSubaccounts`.
func SendLiquidatableSubaccountIds(
ctx context.Context,
client api.LiquidationServiceClient,
subaccountIds []satypes.SubaccountId,
) error {
defer telemetry.ModuleMeasureSince(
metrics.LiquidationDaemon,
time.Now(),
metrics.SendLiquidatableSubaccountIds,
metrics.Latency,
)

telemetry.ModuleSetGauge(
metrics.LiquidationDaemon,
float32(len(subaccountIds)),
metrics.LiquidatableSubaccountIds,
metrics.Count,
)

request := &api.LiquidateSubaccountsRequest{
SubaccountIds: subaccountIds,
}

if _, err := client.LiquidateSubaccounts(ctx, request); err != nil {
return err
}
return nil
}

func getSubaccountsFromKey(
ctx context.Context,
client satypes.QueryClient,
limit uint64,
pageRequestKey []byte,
) (
subaccounts []satypes.Subaccount,
nextKey []byte,
err error,
) {
defer metrics.ModuleMeasureSinceWithLabels(
metrics.LiquidationDaemon,
[]string{metrics.GetSubaccountsFromKey, metrics.Latency},
time.Now(),
[]gometrics.Label{
metrics.GetLabelForIntValue(metrics.PageLimit, int(limit)),
},
)

query := &satypes.QueryAllSubaccountRequest{
Pagination: &query.PageRequest{
Key: pageRequestKey,
Limit: limit,
},
}

response, err := client.SubaccountAll(ctx, query)
if err != nil {
return nil, nil, err
}
if response.Pagination != nil {
nextKey = response.Pagination.NextKey
}
return response.Subaccount, nextKey, nil
}

// GetAllSubaccounts queries a gRPC server and returns a list of subaccounts and
// their balances and open positions.
func GetAllSubaccounts(
daemon *Client,
ctx context.Context,
client satypes.QueryClient,
limit uint64,
) (
subaccounts []satypes.Subaccount,
err error,
) {
defer telemetry.ModuleMeasureSince(metrics.LiquidationDaemon, time.Now(), metrics.GetAllSubaccounts, metrics.Latency)
subaccounts = make([]satypes.Subaccount, 0)

var nextKey []byte
for {
subaccountsFromKey, next, err := getSubaccountsFromKey(
ctx,
client,
limit,
nextKey,
)

if err != nil {
return nil, err
}

subaccounts = append(subaccounts, subaccountsFromKey...)
nextKey = next

if len(nextKey) == 0 {
break
}
}

telemetry.ModuleSetGauge(
metrics.LiquidationDaemon,
float32(len(subaccounts)),
metrics.GetAllSubaccounts,
metrics.Count,
)

return subaccounts, nil
}

// GetLiquidatableSubaccountIds verifies collateralization statuses of subaccounts with
// at least one open position and returns a list of unique and potentially liquidatable subaccount ids.
func GetLiquidatableSubaccountIds(
Expand Down
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