resource_manager/domain/cache/redis_cache.go

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2021-11-19 18:14:43 +00:00
package cache
import (
"context"
"github.com/go-redis/redis/v8"
"os"
"time"
)
func newRedisCache() Manager {
redisClient := redis.NewClient(&redis.Options{
Addr: os.Getenv("REDIS_URL"),
Username: os.Getenv("REDIS_USERNAME"),
Password: os.Getenv("REDIS_PASSWORD"),
})
return &redisCache{redisClient}
}
type redisCache struct {
client *redis.Client
}
func (r *redisCache) Set(key, value string, expiration time.Duration) error {
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()
return r.client.Set(ctx, key, value, expiration).Err()
}
func (r *redisCache) Get(key string) (string, error) {
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()
cacheValue := r.client.Get(ctx, key)
return cacheValue.Val(), cacheValue.Err()
}
func (r *redisCache) Remove(key string) {
ctx, cancel := context.WithTimeout(context.Background(), 1*time.Second)
defer cancel()
r.client.Del(ctx, key)
}