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package middleware import ( "github.com/gin-gonic/gin" "net/http" ) // 处理跨域请求,支持options访问
func Cors() gin.HandlerFunc {
return func(c *gin.Context) { method := c.Request.Method c.Header("Access-Control-Allow-Origin", "*") c.Header("Access-Control-Allow-Headers", "Content-Type,AccessToken,X-CSRF-Token, Authorization, Token") c.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS") c.Header("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers, Content-Type") c.Header("Access-Control-Allow-Credentials", "true")
// 放行所有OPTIONS方法
if method == "OPTIONS" { c.AbortWithStatus(http.StatusNoContent) } // 处理请求 c.Next() } }