cic-custodial/internal/nonce/redis.go
Mohammed Sohail e203c49049
major refactor: use proxy contract and gas faucet (see notes)
* remove uncessary tasks and task handlers
* reafctor custodial container
* refactor gas refiller. Gas refiller can queue at a later time to match cooldown
* refactor sub handler to process chain events
2023-03-29 16:10:58 +00:00

76 lines
1.4 KiB
Go

package nonce
import (
"context"
redispool "github.com/grassrootseconomics/cic-custodial/pkg/redis"
)
type (
Opts struct {
RedisPool *redispool.RedisPool
}
// RedisNoncestore implements `Noncestore`
RedisNoncestore struct {
redis *redispool.RedisPool
}
)
func NewRedisNoncestore(o Opts) Noncestore {
return &RedisNoncestore{
redis: o.RedisPool,
}
}
func (n *RedisNoncestore) Peek(ctx context.Context, publicKey string) (uint64, error) {
nonce, err := n.redis.Client.Get(ctx, publicKey).Uint64()
if err != nil {
return 0, err
}
return nonce, nil
}
func (n *RedisNoncestore) Acquire(ctx context.Context, publicKey string) (uint64, error) {
var (
nonce uint64
)
nonce, err := n.redis.Client.Get(ctx, publicKey).Uint64()
if err != nil {
return 0, nil
}
err = n.redis.Client.Incr(ctx, publicKey).Err()
if err != nil {
return 0, err
}
return nonce, nil
}
func (n *RedisNoncestore) Return(ctx context.Context, publicKey string) error {
nonce, err := n.redis.Client.Get(ctx, publicKey).Uint64()
if err != nil {
return err
}
if nonce > 0 {
err = n.redis.Client.Decr(ctx, publicKey).Err()
if err != nil {
return err
}
}
return nil
}
func (n *RedisNoncestore) SetAccountNonce(ctx context.Context, publicKey string, nonce uint64) error {
if err := n.redis.Client.Set(ctx, publicKey, nonce, 0).Err(); err != nil {
return err
}
return nil
}