Files
utodo/pkg/database/cache/new.go
2025-07-14 10:48:21 +08:00

85 lines
1.4 KiB
Go

package cache
import (
"context"
"fmt"
"loveuer/utodo/pkg/tool"
"net/url"
"github.com/dgraph-io/ristretto/v2"
"github.com/go-redis/redis/v8"
)
func New(opts ...Option) (Cache, error) {
var (
err error
cfg = &option{
ctx: context.Background(),
}
)
for _, opt := range opts {
opt(cfg)
}
if cfg.redis != nil {
var (
ins *url.URL
client *redis.Client
)
if ins, err = url.Parse(*cfg.redis); err != nil {
return nil, err
}
username := ins.User.Username()
password, _ := ins.User.Password()
client = redis.NewClient(&redis.Options{
Addr: ins.Host,
Username: username,
Password: password,
})
if err = client.Ping(tool.TimeoutCtx(cfg.ctx, 5)).Err(); err != nil {
return nil, err
}
return newRedis(cfg.ctx, client), nil
}
if cfg.memory {
var (
ins *ristretto.Cache[string, []byte]
)
if ins, err = ristretto.NewCache(&ristretto.Config[string, []byte]{
NumCounters: 1e7, // number of keys to track frequency of (10M).
MaxCost: 1 << 30, // maximum cost of cache (1GB).
BufferItems: 64, // number of keys per Get buffer.
}); err != nil {
return nil, err
}
return newMemory(cfg.ctx, ins), nil
}
return nil, fmt.Errorf("invalid cache option")
}
func Init(opts ...Option) (err error) {
opt := &option{}
for _, optFn := range opts {
optFn(opt)
}
if opt.memory {
Default, err = New(opts...)
return err
}
Default, err = New(opts...)
return err
}