Files
learn-golang/go-gin-middleware/middleware_cors_custom.go
2025-12-26 17:56:02 +08:00

34 lines
700 B
Go

package main
import (
"github.com/gin-gonic/gin"
)
func CORSMiddleware() gin.HandlerFunc {
return func(c *gin.Context) {
c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
c.Writer.Header().Set("Access-Control-Allow-Credentials", "true")
c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization")
c.Writer.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE")
if c.Request.Method == "OPTIONS" {
c.AbortWithStatus(204)
return
}
c.Next()
}
}
func main() {
r := gin.Default()
r.Use(CORSMiddleware())
r.GET("/api/data", func(c *gin.Context) {
c.JSON(200, gin.H{"message": "Custom CORS enabled"})
})
r.Run(":9999")
}