- 得益于简单singleflight解决缓存击穿问题,优于官方 gin-contrib/cache
- 支持redis(适合集群)及memory(适合单机)驱动
- 支持自定key(默认route) 及参数k(默认requestPath)
- 使用hash数据结构来解决同个接口的数据组批量维护的问题
- 使用过期时间加删除缓存策略(不覆盖)
- mode参数可选择缓存http状态码为2xx的回包
- 应用此缓存策略,DB查询存在主从架构则存在数据主从同步延迟问题。请悉知并按需解决选择
go get github.com/janartist/api-cache
package main
import (
apicache "github.com/janartist/api-cache"
"github.com/gin-gonic/gin"
"net/http/httptest"
"github.com/janartist/api-cache/store"
"testing"
)
func main() {
m := apicache.NewDefault(&store.RedisConf{
Addr: "127.0.0.1:6379",
Auth: "",
DB: 0,
})
route(m)
}
func route(m *apicache.CacheManager) {
app := gin.Default()
app.GET("/test-cache-second", apicache.CacheFunc(m, apicache.Ttl(time.Second), apicache.Single(true)), func(c *gin.Context) {
time.Sleep(time.Second)
fmt.Print("[/test-cache-second] DB select ...\n")
c.String(200, "test-cache-second-res")
})
if err := app.Run(":8080"); err != nil {
panic(err)
}
}