File acquisition method, device, system and equipment, medium and product

• Main Authors: WU HAIHUA, LIN HUIHONG, PAN YANJING, LIN JINGJUAN, SHEN JINGYANG, QI TIEPENG, XIE WENYU
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2023
• Subjects: ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION

The invention provides a file acquisition method, device, system and equipment, a medium and a product, and aims to reduce the back-to-source load of a source station. The method comprises the following steps: requesting node information of each multi-line node associated with a URL (Uniform Resource Locator) from a DNS (Domain Name Server) scheduling system; receiving node information returned by the DNS scheduling system, wherein the node information at least comprises a target domain name and a weight; according to the target domain name and the weight of each multi-line node, constructing a consistent hash ring; according to the URL and the consistent hash ring, determining a target multi-line node from the multi-line nodes; and requesting a file corresponding to the URL from the target multi-line node through a line where the target node is located. 本申请提供了一种文件获取方法、装置、系统及设备、介质和产品，旨在降低源站的回源负载。所述方法包括：向DNS调度系统请求URL关联的各个多线节点的节点信息；接收所述DNS调度系统返回的各个节点信息，所述节点信息至少包括目标域名和权重；根据所述各个多线节点的目标域名和权重，构建一致性hash环；根据所述URL和所述一