由于下载失败，自动 FW 更新无法正常工作
适用于
- ONTAP 9
- 自动固件升级
问题
- 已启用自动固件更新，但 FW 下载失败
- 从 EMS 日志中，我们可以看到自动更新失败：
Fri Nov 10 12:13:06 -0600 [cluster-n1: mgwd: auto.update.received:notice]: Automatic update: Received update for package: Shelf FW revision 0310 for shelf model IOM12.
Fri Nov 10 12:14:24 -0600 [cluster-n1: mgwd: auto.update.failure:error]: Automatic update: Failed update for package: Shelf FW revision 0310 for shelf model IOM12. Error: Download failed. - 管理日志显示 SSL 证书问题：
00000034.0067554f 081dda0b Mon Oct 16 2023 10:05:46 -07:00 [kern_mgwd:info:2445] 0x8462eb700: 8703ea0000065b94: ERR:
au_downloader_libcurl: do_download:src/core/downloader_impl_libcurl.cc:109 download failed after 892 ms, trans_id {3e533c38-6c46-11ee-bdf9-d039ea4765ce} retry needed: no, curl (60) http (0) (SSL peer certificate or SSH remote key was not OK : SSL certificate problem: unable to get local issuer certificate