fix bug

payment.go

@@ -22,8 +22,9 @@ func NewPayment(redisConfig RedisConnParam) *Payment {
 
 func (p *Payment) IncrBalance(ctx context.Context, uid string, bal int64) (int64, error) {
 	key := "balance:" + uid
+	lockkey := "lk-bal" + uid
 	for {
-		locked, release, err := tryAcquire(ctx, p.rdb, key, 5*time.Second)
+		locked, release, err := tryAcquire(ctx, p.rdb, lockkey, 5*time.Second)
 		if err != nil {
 			return 0, err
 		}
@@ -42,8 +43,9 @@ func (p *Payment) GetBalance(ctx context.Context, uid string) (int64, error) {
 
 func (p *Payment) DecrBalance(ctx context.Context, uid string, bal int64) (int64, error) {
 	key := "balance:" + uid
+	lockkey := "lk-bal" + uid
 	for {
-		locked, release, err := tryAcquire(ctx, p.rdb, key, 5*time.Second)
+		locked, release, err := tryAcquire(ctx, p.rdb, lockkey, 5*time.Second)
 		if err != nil {
 			return 0, err
 		}
@@ -59,8 +61,9 @@ func (p *Payment) DecrBalance(ctx context.Context, uid string, bal int64) (int64
 // also implement three method with key charge
 func (p *Payment) IncrCharge(ctx context.Context, uid string, bal int64) (int64, error) {
 	key := "charge:" + uid
+	lockkey := "lk-char" + uid
 	for {
-		locked, release, err := tryAcquire(ctx, p.rdb, key, 5*time.Second)
+		locked, release, err := tryAcquire(ctx, p.rdb, lockkey, 5*time.Second)
 		if err != nil {
 			return 0, err
 		}
@@ -81,8 +84,9 @@ func (p *Payment) GetCharge(ctx context.Context, uid string) (int64, error) {
 // implement DecrCharge
 func (p *Payment) DecrCharge(ctx context.Context, uid string, bal int64) (int64, error) {
 	key := "charge:" + uid
+	lockkey := "lk-char" + uid
 	for {
-		locked, release, err := tryAcquire(ctx, p.rdb, key, 5*time.Second)
+		locked, release, err := tryAcquire(ctx, p.rdb, lockkey, 5*time.Second)
 		if err != nil {
 			return 0, err
 		}
@@ -98,8 +102,9 @@ func (p *Payment) DecrCharge(ctx context.Context, uid string, bal int64) (int64,
 // implement IncrCredits
 func (p *Payment) IncrCredits(ctx context.Context, uid string, bal int64) (int64, error) {
 	key := "credits:" + uid
+	lockkey := "lk-credit" + uid
 	for {
-		locked, release, err := tryAcquire(ctx, p.rdb, key, 5*time.Second)
+		locked, release, err := tryAcquire(ctx, p.rdb, lockkey, 5*time.Second)
 		if err != nil {
 			return 0, err
 		}
@@ -120,8 +125,9 @@ func (p *Payment) GetCredits(ctx context.Context, uid string) (int64, error) {
 // implement DecrCredits
 func (p *Payment) DecrCredits(ctx context.Context, uid string, bal int64) (int64, error) {
 	key := "credits:" + uid
+	lockkey := "lk-credit" + uid
 	for {
-		locked, release, err := tryAcquire(ctx, p.rdb, key, 5*time.Second)
+		locked, release, err := tryAcquire(ctx, p.rdb, lockkey, 5*time.Second)
 		if err != nil {
 			return 0, err
 		}