nginx-ui/template/block/hotlink-protection.conf

# Nginx UI Template Start
name = "Hotlink Protection"
author = "@0xJacky"
description = { en = "Hotlink Protection Config Template", zh_CN = "防盗链配置模板", zh_TW = "防盜連配置模板"}

[variables.NoneReferer]
type = "boolean"
name = { en = "Allow Referer is None", zh_CN = "允许空 Referer", zh_TW = "允許空 Referer"}
value = false

[variables.AllowReferers]
type = "string"
name = { en = "Allow Referers", zh_CN = "允许的 Referers"}
value = ""
# Nginx UI Template End


location ~ .*\.(jpg|png|js|css)$ {
    valid_referers {{- if .NoneReferer}} none {{- end}} blocked server_names {{if .AllowReferers}}{{.AllowReferers}}{{- end}};
    if ($invalid_referer) {
        return 403;
    }
}