fix(alias): nil panic in ResolveLinkCacheMode
#1527
Merged
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Description / 描述
Motivation and Context / 背景
当前别名驱动未进行配置检查,因此实际运行过程中可能使用到一个不存在的驱动路径,且在
ResolveLinkCacheMode函数中驱动获取时判断有问题,导致发生空指针异常。Closes #1518
How Has This Been Tested? / 测试
在别名驱动中配置一个不存在的路径,然后访问该驱动,获取任意文件下载地址即可触发500报错。
Checklist / 检查清单
我已阅读 CONTRIBUTING 文档。
go fmtor prettier.我已使用
go fmt或 prettier 格式化提交的代码。我已为此 PR 添加了适当的标签(如无权限或需要的标签不存在,请在描述中说明,管理员将后续处理)。
我已在适当情况下使用"Request review"功能请求相关代码作者进行审查。
我已相应更新了相关仓库(若适用)。