yao/service/middleware.go
2021-10-21 09:25:01 +08:00

61 lines
1.3 KiB
Go

package service
import (
"fmt"
"net/http"
"strings"
"github.com/gin-gonic/gin"
"github.com/yaoapp/xiang/config"
"github.com/yaoapp/xiang/data"
"github.com/yaoapp/xiang/share"
)
// AdminFileServer 数据管理平台
var AdminFileServer http.Handler = http.FileServer(data.AssetFS())
// AppFileServer 应用静态文件
var AppFileServer http.Handler = http.FileServer(http.Dir(config.Conf.RootUI))
// Middlewares 服务中间件
var Middlewares = []gin.HandlerFunc{
BindDomain,
BinStatic,
}
// BindDomain 绑定许可域名
func BindDomain(c *gin.Context) {
for _, allow := range share.AllowHosts {
if strings.Contains(c.Request.Host, allow) {
c.Next()
return
}
}
c.JSON(403, gin.H{
"code": 403,
"message": fmt.Sprintf("%s is not allowed", c.Request.Host),
})
c.Abort()
}
// BinStatic 静态文件服务
func BinStatic(c *gin.Context) {
length := len(c.Request.URL.Path)
if length >= 5 && c.Request.URL.Path[0:5] == "/api/" { // API接口
c.Next()
return
} else if length >= 7 && c.Request.URL.Path[0:7] == "/xiang/" { // 数据管理后台
c.Request.URL.Path = strings.TrimPrefix(c.Request.URL.Path, "/xiang")
AdminFileServer.ServeHTTP(c.Writer, c.Request)
c.Abort()
return
}
// 应用内静态文件目录(/ui)
AppFileServer.ServeHTTP(c.Writer, c.Request)
c.Abort()
}