LFS

通过构建LFS,学习交叉编译相关概念,理解Linux系统内部的组成、依赖和运行。

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Caddy2 with Cloudflare CDN (end-to-end encryption)

Cloudflare settings

dashboard->profile->API Tokens->Create API Token->Create Custom Token

  1. name the token
  2. Permissions->zone->zone read/dns edit/analytic read
  3. Zone Resources->specific zone->your site domain

do NOT use global API key

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Ubuntu x86-64和aarch64升级OpenSSL

确认openssl版本受影响
安装编译所需工具
源码安装惯例,生产环境建议make test
备份旧openssl并为新安装的openssl做链接
装载配置,确认新版本号

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