alist/pkg/utils/ip.go

27 lines
435 B
Go

package utils
import (
"net"
"net/http"
"strings"
)
func ClientIP(r *http.Request) string {
xForwardedFor := r.Header.Get("X-Forwarded-For")
ip := strings.TrimSpace(strings.Split(xForwardedFor, ",")[0])
if ip != "" {
return ip
}
ip = strings.TrimSpace(r.Header.Get("X-Real-Ip"))
if ip != "" {
return ip
}
if ip, _, err := net.SplitHostPort(strings.TrimSpace(r.RemoteAddr)); err == nil {
return ip
}
return ""
}