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65 lines
1.9 KiB
65 lines
1.9 KiB
package middleware
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import (
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"net/http"
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"github.com/1Panel-dev/1Panel/backend/configs"
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"github.com/1Panel-dev/1Panel/backend/global"
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"github.com/gin-gonic/gin"
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)
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func Cors() gin.HandlerFunc {
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return func(c *gin.Context) {
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method := c.Request.Method
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origin := c.Request.Header.Get("Origin")
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c.Header("Access-Control-Allow-Origin", origin)
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c.Header("Access-Control-Allow-Headers", "Content-Type,AccessToken,X-CSRF-Token, Authorization, Token,X-Token,X-User-Id")
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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, New-Token, New-Expires-At")
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c.Header("Access-Control-Allow-Credentials", "true")
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if method == "OPTIONS" {
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c.AbortWithStatus(http.StatusNoContent)
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}
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c.Next()
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}
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}
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func CorsByRules() gin.HandlerFunc {
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mode := global.CONF.CORS.Mode
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if mode == "allow-all" {
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return Cors()
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}
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return func(c *gin.Context) {
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whitelist := checkCors(c.GetHeader("origin"))
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if whitelist != nil {
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c.Header("Access-Control-Allow-Origin", whitelist.AllowOrigin)
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c.Header("Access-Control-Allow-Headers", whitelist.AllowHeaders)
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c.Header("Access-Control-Allow-Methods", whitelist.AllowMethods)
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c.Header("Access-Control-Expose-Headers", whitelist.ExposeHeaders)
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if whitelist.AllowCredentials {
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c.Header("Access-Control-Allow-Credentials", "true")
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}
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}
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if whitelist == nil && mode == "strict-whitelist" && !(c.Request.Method == "GET" && c.Request.URL.Path == "/health") {
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c.AbortWithStatus(http.StatusForbidden)
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} else {
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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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}
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c.Next()
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}
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}
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func checkCors(currentOrigin string) *configs.CORSWhiteList {
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for _, whitelist := range global.CONF.CORS.WhiteList {
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if currentOrigin == whitelist.AllowOrigin {
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return &whitelist
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}
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}
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return nil
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}
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