Clash.Meta/listener/inbound/auth.go

package inbound

import (
	"github.com/metacubex/mihomo/component/auth"
	authStore "github.com/metacubex/mihomo/listener/auth"
)

type AuthUser struct {
	Username string `inbound:"username"`
	Password string `inbound:"password"`
}

type AuthUsers []AuthUser

func (a AuthUsers) GetAuth() func() auth.Authenticator {
	if a != nil { // structure's Decode will ensure value not nil when input has value even it was set an empty array
		if len(a) == 0 {
			return authStore.Nil
		}
		users := make([]auth.AuthUser, len(a))
		for i, user := range a {
			users[i] = auth.AuthUser{
				User: user.Username,
				Pass: user.Password,
			}
		}
		authenticator := auth.NewAuthenticator(users)
		return func() auth.Authenticator { return authenticator }
	}
	return authStore.Authenticator
}