33 lines
1.1 KiB
Go
33 lines
1.1 KiB
Go
package middleware
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import (
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"bytes"
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"github.com/gin-gonic/gin"
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"io/ioutil"
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"log"
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"net/http"
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)
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func CrossSite(c *gin.Context) {
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c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
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//服务器支持的所有跨域请求的方法
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c.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS, PUT, DELETE,UPDATE")
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//允许跨域设置可以返回其他子段，可以自定义字段
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c.Header("Access-Control-Allow-Headers", "x-requested-with,Content-Type,Authorization,Content-Length,X-CSRF-Token,Token,session")
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// 允许浏览器（客户端）可以解析的头部 （重要）
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c.Header("Access-Control-Expose-Headers", "Content-Length,Access-Control-Allow-Origin,Access-Control-Allow-Headers")
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c.Header("X-Content-Type-Options", "nosniff")
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//允许客户端传递校验信息比如 cookie (重要)
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c.Header("Access-Control-Allow-Credentials", "true")
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if c.Request.Method == "OPTIONS" {
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c.JSON(http.StatusOK, "Options Request!")
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c.Abort()
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}
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data, err := c.GetRawData()
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if err != nil {
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log.Println(err.Error())
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}
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c.Request.Body = ioutil.NopCloser(bytes.NewBuffer(data)) // 关键点
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c.Next()
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}
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