beego跨域

beego跨域

import (
	beego "github.com/beego/beego/v2/server/web"
	"github.com/beego/beego/v2/server/web/filter/cors"
)

func init() {
	//InsertFilter是提供一个过滤函数
	beego.InsertFilter("*", beego.BeforeRouter, cors.Allow(&cors.Options{
		// 允许访问所有源
		AllowAllOrigins: true,
		// 可选参数"GET", "POST", "PUT", "DELETE", "OPTIONS" (*为所有)
		AllowMethods: []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
		// 允许的Header的种类
		AllowHeaders: []string{"Origin", "Authorization", "Access-Control-Allow-Origin", "Access-Control-Allow-Headers", "Content-Type"},
		// 公开的HTTP标头列表
		ExposeHeaders: []string{"Content-Length", "Access-Control-Allow-Origin", "Access-Control-Allow-Headers", "Content-Type"},
		// 如果设置，则允许共享身份验证凭据，例如cookie
		AllowCredentials: true,
	}))
}

Options结构体源码

// 选项代表访问控制选项
type Options struct {
	// 如果设置，则允许所有源.
	AllowAllOrigins bool
	// 允许源的列表.支持通配符和FQDNs.
	AllowOrigins []string
	// 如果设置，允许共享身份验证凭据，如cookies.
	AllowCredentials bool
	// 允许的HTTP方法列表.
	AllowMethods []string
	// 允许的HTTP头列表.
	AllowHeaders []string
	// 公开的HTTP头列表.
	ExposeHeaders []string
	// Max age of the CORS headers.
	MaxAge time.Duration
}