26 lines
976 B
Go
26 lines
976 B
Go
package middleware
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import (
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"github.com/gin-gonic/gin"
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"net/http"
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)
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// Cors 处理跨域请求,支持options访问
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func Cors() gin.HandlerFunc {
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return func(c *gin.Context) {
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c.Header("Access-Control-Allow-Origin", c.Request.Header.Get("Origin"))
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c.Header("Access-Control-Allow-Headers", "Content-Type, AccessToken, X-CSRF-Token, Authorization, Token, X-Token, X-User-Id, Origin, X-Requested-With")
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c.Header("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, PUT")
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//c.Header("Access-Control-Expose-Headers", "Content-Length, Access-Control-Allow-Origin, Access-Control-Allow-Headers, Content-Type")
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c.Header("Access-Control-Expose-Headers", c.GetHeader("Access-Control-Request-Headers"))
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c.Header("Access-Control-Allow-Credentials", "true")
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c.Writer.Header().Set("Access-Control-Max-Age", "3600")
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// 放行所有OPTIONS方法
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if c.Request.Method == "OPTIONS" {
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c.AbortWithStatus(http.StatusNoContent)
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}
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// 处理请求
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c.Next()
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}
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}
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